/* ===========================
   The Class Alchemy — neutral palette
   =========================== */
:root {
    --tca-bg: #f5f5f5;
    --tca-secondary: #e0e0e0;
    --tca-neutral: #757575;
    --tca-text: #212121;
    --tca-accent: #455a64;
    --tca-accent-hover: #37474f;
    --tca-accent-light: #607d8b;
    --tca-primary: #455a64;
    --white: #ffffff;
    --success: #4a7c59;
    --warning: #d97706;
    --danger: #c53030;
}

/* ===========================
   Global Styles
   =========================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    overflow-x: hidden;
    -webkit-text-size-adjust: 100%;
}

body {
    --tca-mobile: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--tca-bg);
    color: var(--tca-text);
    line-height: 1.6;
    padding: 20px;
}

/* ===========================
   Password Protection
   =========================== */
.password-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #546e7a 0%, #37474f 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
}

.password-box {
    background-color: var(--white);
    padding: 50px 40px;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    max-width: 400px;
    width: 90%;
    text-align: center;
}

.password-logo {
    max-width: 220px;
    height: auto;
    margin-bottom: 20px;
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.password-header h2 {
    color: var(--tca-accent);
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.password-header p {
    color: var(--tca-neutral);
    font-size: 1rem;
    margin-bottom: 30px;
}

#password-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

#password-input {
    padding: 15px;
    border: 2px solid var(--tca-secondary);
    border-radius: 8px;
    font-size: 1.1rem;
    text-align: center;
    transition: border-color 0.3s ease;
}

#password-input:focus {
    outline: none;
    border-color: var(--tca-accent);
}

.auth-form {
    width: 100%;
    margin: 0;
    padding: 0;
    border: none;
    display: block;
    text-align: left;
}

.auth-form > h2 {
    text-align: center;
    color: var(--tca-accent);
    font-size: 1.35rem;
    margin-bottom: 12px;
}

.auth-tabs {
    display: flex;
    gap: 0;
    margin-bottom: 16px;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid #334155;
}

.auth-tab {
    flex: 1;
    padding: 10px 16px;
    background: #1e293b;
    color: #94a3b8;
    border: none;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    transition: background 0.2s, color 0.2s;
}

.auth-tab.active {
    background: #8b2635;
    color: #f8fafc;
}

.auth-tab:hover:not(.active) {
    background: #334155;
}

#auth-email {
    display: block;
    width: 100%;
    box-sizing: border-box;
    padding: 12px 16px;
    font-size: 16px;
    border: 1px solid #ccc;
    border-radius: 6px;
    margin-bottom: 10px;
    outline: none;
}

#auth-password-field input {
    width: 100%;
    padding: 12px;
    border: 1px solid #334155;
    border-radius: 8px;
    background: #0f172a;
    color: #f8fafc;
    font-size: 1rem;
    margin-top: 8px;
    box-sizing: border-box;
}

.auth-form .btn.btn-primary {
    display: block;
    width: 100%;
    box-sizing: border-box;
    margin-top: 10px;
    padding: 12px 16px;
    font-size: 16px;
    font-weight: 600;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    background-color: #2d3748;
    color: #fff;
}

.auth-form .btn.btn-primary:hover {
    background-color: #1a202c;
}

.auth-message {
    color: var(--success);
    font-size: 0.9rem;
    min-height: 20px;
    margin-top: 10px;
    text-align: center;
}

.password-error {
    color: var(--danger);
    font-size: 0.9rem;
    min-height: 20px;
    margin-top: 5px;
}

.password-info {
    color: var(--success);
    font-size: 0.9rem;
    min-height: 20px;
    margin-top: 5px;
}

.password-footer {
    margin-top: 25px;
    padding-top: 15px;
    border-top: 1px solid var(--tca-secondary);
    font-size: 0.75rem;
    color: var(--tca-neutral);
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    background-color: var(--white);
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(13, 13, 13, 0.1);
}

/* ===========================
   Header
   =========================== */
header {
    text-align: center;
}

.header-logo {
    max-width: 200px;
    height: auto;
    margin: 0 auto 15px;
    display: block;
}

header h1 {
    font-size: 2.5rem;
    color: var(--tca-accent);
    margin-bottom: 10px;
}

header h2 {
    font-size: 1.8rem;
    color: var(--tca-text);
    margin-bottom: 10px;
}

.subtitle {
    font-size: 1rem;
    color: var(--tca-neutral);
    font-style: italic;
}

/* ===========================
   Footer
   =========================== */
.app-footer {
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid var(--tca-secondary);
    text-align: center;
    color: var(--tca-neutral);
    font-size: 0.9rem;
}

/* ===========================
   Tabs Navigation
   =========================== */
.tabs-wrap {
    margin-bottom: 30px;
}
.tabs {
    display: flex;
    gap: 10px;
    border-bottom: 2px solid var(--tca-secondary);
}
.tabs-sublabel {
    margin-top: 8px;
    margin-bottom: 0;
    font-size: 0.9rem;
    color: var(--tca-neutral);
}
.sync-status-banner {
    margin-top: 8px;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 0.9rem;
    background: rgba(217, 119, 6, 0.12);
    color: var(--warning);
}
.sync-status-banner.synced {
    background: rgba(74, 124, 89, 0.12);
    color: var(--success);
}
.current-selection-hint {
    margin-top: 4px;
}
.advanced-options-toggle {
    margin-top: 12px;
    font-size: 0.9rem;
}
.advanced-options {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--tca-secondary);
}
.advanced-options[hidden] {
    display: none;
}
.generate-hint {
    margin-bottom: 10px;
}
.plan-opened-hint {
    margin-top: 12px;
    color: var(--success);
}
.settings-summary {
    margin-bottom: 20px;
}
#current-selection-noskills-tip a {
    color: var(--tca-accent);
    text-decoration: underline;
}
#current-selection-noskills-tip a:hover {
    color: var(--tca-accent-hover);
}

.tab-button {
    padding: 12px 24px;
    background-color: transparent;
    border: none;
    border-bottom: 3px solid transparent;
    color: var(--tca-text);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.tab-button:hover {
    color: var(--tca-accent);
    background-color: rgba(166, 68, 93, 0.05);
}

.tab-button.active {
    color: var(--tca-accent);
    border-bottom-color: var(--tca-accent);
    background-color: rgba(166, 68, 93, 0.08);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ===========================
   Form Sections
   =========================== */
.generator-form {
    background-color: var(--tca-bg);
    padding: 30px;
    border-radius: 8px;
    margin-bottom: 30px;
}

.form-section {
    margin-bottom: 30px;
}

.form-section label {
    display: block;
    font-weight: 600;
    color: var(--tca-text);
    margin-bottom: 12px;
    font-size: 1.1rem;
}

.form-section select {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--tca-secondary);
    border-radius: 6px;
    font-size: 1rem;
    background-color: var(--white);
    color: var(--tca-text);
    cursor: pointer;
    transition: border-color 0.3s ease;
}

.form-section select:focus {
    outline: none;
    border-color: var(--tca-accent);
}

/* ===========================
   Button Groups
   =========================== */
.button-group {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
}

.theme-btn,
.intensity-btn {
    padding: 14px 20px;
    border: 2px solid var(--tca-secondary);
    background-color: var(--white);
    color: var(--tca-text);
    border-radius: 6px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.theme-btn:hover,
.intensity-btn:hover {
    border-color: var(--tca-accent);
    background-color: rgba(166, 68, 93, 0.05);
    color: var(--tca-accent);
    transform: translateY(-2px);
}

.theme-btn.selected,
.intensity-btn.selected {
    background-color: var(--tca-accent);
    color: var(--white);
    border-color: var(--tca-accent);
}

/* ===========================
   Checkbox Group
   =========================== */
.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    padding: 10px;
    border-radius: 6px;
    transition: background-color 0.2s ease;
}

.checkbox-label:hover {
    background-color: rgba(166, 68, 93, 0.05);
}

.checkbox-label input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--tca-accent);
}

.checkbox-label span {
    font-size: 1rem;
    color: var(--tca-text);
}

/* ===========================
   Action Buttons
   =========================== */
.form-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-top: 30px;
}

.primary-btn,
.secondary-btn,
.action-btn,
.danger-btn {
    padding: 14px 32px;
    border: none;
    border-radius: 6px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.primary-btn {
    background-color: var(--tca-accent);
    color: var(--white);
}

.primary-btn:hover {
    background-color: var(--tca-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(166, 68, 93, 0.3);
}

.secondary-btn {
    background-color: var(--tca-secondary);
    color: var(--tca-text);
}

.secondary-btn:hover {
    background-color: var(--tca-neutral);
    transform: translateY(-2px);
}

.action-btn {
    background-color: var(--tca-neutral);
    color: var(--tca-text);
    padding: 10px 20px;
    font-size: 0.95rem;
}

.action-btn:hover {
    background-color: var(--tca-accent-light);
    color: var(--white);
}

.danger-btn {
    background-color: var(--danger);
    color: var(--white);
}

.danger-btn:hover {
    background-color: #a02727;
    transform: translateY(-2px);
}

/* ===========================
   Output Section
   =========================== */
.output-section {
    margin-top: 40px;
}

.output-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--tca-secondary);
}

.output-header h3 {
    font-size: 1.8rem;
    color: var(--tca-accent);
}

.output-actions {
    display: flex;
    gap: 10px;
}

.class-plan-output {
    background-color: var(--tca-bg);
    padding: 30px;
    border-radius: 8px;
    border: 2px solid var(--tca-secondary);
    line-height: 1.8;
}

.plan-status-buttons {
    margin-top: 16px;
    padding: 12px 0;
    border-top: 1px solid var(--tca-secondary);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
}
.plan-status-label { font-weight: 600; margin-right: 8px; }
.status-btn {
    padding: 8px 14px;
    border-radius: 6px;
    border: 1px solid var(--tca-secondary);
    background: var(--tca-bg);
    cursor: pointer;
    font-size: 0.95rem;
}
.status-btn:hover:not(:disabled) { background: var(--tca-accent-light); }
.status-btn.locked { opacity: 0.8; cursor: default; }
.status-btn.chosen { background: var(--tca-accent-light); border-color: var(--tca-accent); }
.plan-status-chosen { font-weight: 600; color: var(--tca-accent); margin-left: 8px; }
.taught-days-ago { font-size: 0.85em; color: var(--tca-neutral); font-style: italic; }

/* ===========================
   Settings Tab
   =========================== */
.settings-management {
    max-width: 900px;
    margin: 0 auto;
}
.settings-management > h3 {
    font-size: 1.75rem;
    color: var(--tca-accent);
    margin-bottom: 8px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--tca-accent-light);
}
.settings-form {
    background: transparent;
    padding: 0;
    border: none;
    margin-top: 16px;
}
.settings-form .form-section {
    background: var(--white);
    padding: 20px 24px;
    border-radius: 10px;
    border: 1px solid var(--tca-secondary);
    margin-bottom: 24px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.settings-form .form-section:last-of-type { margin-bottom: 0; }
.settings-form .form-section h4 {
    font-size: 1.15rem;
    color: var(--tca-text);
    margin-bottom: 8px;
    font-weight: 600;
}
.settings-form .form-hint {
    font-size: 0.9rem;
    color: var(--tca-neutral);
    margin-bottom: 16px;
    line-height: 1.5;
}

.settings-section h3 {
    font-size: 1.35rem;
    color: var(--tca-accent);
    margin-bottom: 8px;
    font-weight: 600;
}
.settings-subsection-accordion {
    margin-bottom: 12px;
    border: 1px solid var(--tca-secondary);
    border-radius: 8px;
    background: var(--tca-bg);
    overflow: hidden;
}
.settings-subsection-accordion[open] .settings-subsection-summary {
    border-bottom: 1px solid var(--tca-secondary);
}
.settings-subsection-summary {
    padding: 12px 16px;
    font-weight: 600;
    font-size: 1rem;
    color: var(--tca-text);
    cursor: pointer;
    list-style: none;
    user-select: none;
}
.settings-subsection-summary::-webkit-details-marker { display: none; }
.settings-subsection-summary::before {
    content: '▸';
    display: inline-block;
    margin-right: 8px;
    transition: transform 0.15s ease;
    color: var(--tca-accent);
}
.settings-subsection-accordion[open] .settings-subsection-summary::before {
    transform: rotate(90deg);
}
.settings-subsection {
    padding: 16px;
}
.settings-filter-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--tca-text);
    margin-bottom: 6px;
}
.settings-filter-select {
    width: 100%;
    max-width: 360px;
    padding: 10px 12px;
    margin-bottom: 12px;
    border: 2px solid var(--tca-secondary);
    border-radius: 6px;
    font-size: 1rem;
    background: var(--white);
    color: var(--tca-text);
}
.settings-add-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}
.settings-add-row input[type="text"] {
    flex: 1;
    min-width: 160px;
    padding: 10px 12px;
    border: 2px solid var(--tca-secondary);
    border-radius: 6px;
    font-size: 1rem;
}
.settings-add-row input[type="text"]:focus {
    outline: none;
    border-color: var(--tca-accent);
}
.settings-form .btn-secondary {
    background-color: var(--tca-secondary);
    color: var(--tca-text);
    border: none;
    padding: 10px 18px;
    border-radius: 6px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s;
    white-space: nowrap;
}
.settings-form .btn-secondary:hover {
    background-color: #c8c8c8;
}
.settings-item-list {
    list-style: none;
    margin: 0;
    padding: 0;
}
.settings-item-list li {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 10px 12px;
    margin-bottom: 6px;
    background: var(--white);
    border: 1px solid var(--tca-secondary);
    border-radius: 6px;
    font-size: 0.95rem;
    color: var(--tca-text);
}
.settings-item-list li:last-child { margin-bottom: 0; }
.settings-item-list .settings-item-name {
    flex: 1;
    min-width: 0;
    word-break: break-word;
}
.settings-item-list .settings-item-delete {
    flex-shrink: 0;
    background: transparent;
    border: none;
    cursor: pointer;
    font-size: 1.1rem;
    padding: 4px 8px;
    line-height: 1;
    border-radius: 4px;
    color: var(--tca-text);
    transition: background-color 0.15s;
}
.settings-item-list .settings-item-delete:hover {
    background: rgba(166, 68, 93, 0.12);
}

#settings-rating-labels-list {
    margin-top: 8px;
}
.star-rating-display,
.star-rating-label-row .stars,
#settings-rating-labels-list .stars {
    display: inline;
    white-space: nowrap;
    letter-spacing: 2px;
}
.settings-rating-row {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    padding: 8px 0;
    border-bottom: 1px solid var(--tca-secondary);
}
.settings-rating-row:last-child { border-bottom: none; }
.settings-rating-row label {
    min-width: 10.5em;
    width: auto;
    max-width: 14em;
    font-size: 0.95rem;
    flex-shrink: 0;
    color: var(--tca-text);
    white-space: nowrap;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 6px;
}
.settings-rating-row label .stars {
    flex-shrink: 0;
}
.settings-rating-row input {
    flex: 1;
    min-width: 0;
    max-width: 320px;
    padding: 10px 12px;
    border: 2px solid var(--tca-secondary);
    border-radius: 6px;
    font-size: 1rem;
    transition: border-color 0.2s;
}
.settings-rating-row input:focus {
    outline: none;
    border-color: var(--tca-accent);
}
#settings-students-list {
    margin-top: 12px;
}
.settings-student-row {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 12px;
    padding: 14px 16px;
    background: var(--tca-bg);
    border-radius: 8px;
    border: 1px solid var(--tca-secondary);
}
.settings-student-row .student-name-inp {
    min-width: 180px;
    padding: 10px 12px;
    border: 2px solid var(--tca-secondary);
    border-radius: 6px;
    font-size: 1rem;
}
.settings-student-row .student-name-inp:focus {
    outline: none;
    border-color: var(--tca-accent);
}
.settings-student-row select {
    padding: 10px 12px;
    border: 2px solid var(--tca-secondary);
    border-radius: 6px;
    font-size: 1rem;
    background: var(--white);
    color: var(--tca-text);
}
.settings-actions {
    margin-top: 24px;
    padding-top: 20px;
    border-top: 2px solid var(--tca-secondary);
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}
.settings-message {
    margin-left: 12px;
    font-size: 0.95rem;
    font-weight: 500;
}

/* ===========================
   Class History Tab
   =========================== */
.history-management {
    max-width: 960px;
    margin: 0 auto;
}
.history-management h3 {
    font-size: 1.75rem;
    color: var(--tca-accent);
    margin-bottom: 8px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--tca-accent-light);
}
.history-management .subtitle {
    margin-bottom: 20px;
    color: var(--tca-neutral);
}
.history-toolbar {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    padding: 14px 18px;
    background: var(--tca-bg);
    border-radius: 10px;
    border: 2px solid var(--tca-secondary);
    flex-wrap: wrap;
}
.history-toolbar label {
    margin: 0;
    font-weight: 600;
    color: var(--tca-text);
}
.history-toolbar select {
    padding: 8px 12px;
    border: 2px solid var(--tca-secondary);
    border-radius: 6px;
    font-size: 0.95rem;
    background: var(--white);
    color: var(--tca-text);
}
.history-summary {
    color: var(--tca-neutral);
    font-size: 0.95rem;
    margin-left: auto;
}
.history-management .form-hint {
    margin-bottom: 20px;
    font-size: 0.9rem;
    color: var(--tca-neutral);
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}
.class-history-list {
    margin-top: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.history-entry {
    border: 2px solid var(--tca-secondary);
    border-radius: 12px;
    overflow: hidden;
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.06);
    transition: border-color 0.2s, box-shadow 0.2s;
}
.history-entry:hover {
    border-color: var(--tca-accent-light);
    box-shadow: 0 4px 14px rgba(166, 68, 93, 0.08);
}
.history-entry-header {
    padding: 16px 20px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
    background: var(--tca-bg);
    border-bottom: 1px solid var(--tca-secondary);
}
.history-date { font-weight: 600; font-size: 1.05rem; color: var(--tca-text); }
.history-meta { color: var(--tca-neutral); font-size: 0.95rem; }
.history-status {
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 600;
    color: #fff;
    margin-left: auto;
}
.history-entry-body { padding: 14px 20px 18px; }
.history-toggle-skills {
    background: none;
    border: none;
    color: var(--tca-accent);
    cursor: pointer;
    text-decoration: underline;
    font-size: 0.95rem;
    font-weight: 500;
    padding: 0;
}
.history-toggle-skills:hover { color: var(--tca-accent-hover); }
.history-skills-list { margin: 10px 0 0 24px; padding-left: 0; list-style: disc; }
.history-empty {
    color: var(--tca-neutral);
    padding: 40px 24px;
    text-align: center;
    font-size: 1rem;
    background: var(--tca-bg);
    border-radius: 12px;
    border: 2px dashed var(--tca-secondary);
}
.history-status-change {
    margin-left: 8px;
    padding: 6px 10px;
    border-radius: 6px;
    border: 2px solid var(--tca-secondary);
    font-size: 0.9rem;
    background: var(--white);
    color: var(--tca-text);
    cursor: pointer;
}
.history-status-change:hover { border-color: var(--tca-accent); }
.status-dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin-right: 4px;
    vertical-align: middle;
}
.status-dot.status-taught { background: #2d7d4a; }
.status-dot.status-working { background: #c9a227; }
.status-dot.status-skipped { background: #6c757d; }
.status-dot.status-generated { background: #5ba3d0; }

.class-plan-output h4 {
    color: var(--tca-accent);
    font-size: 1.5rem;
    margin-top: 25px;
    margin-bottom: 15px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--tca-accent-light);
}

.class-plan-output h5 {
    color: var(--tca-text);
    font-size: 1.2rem;
    margin-top: 20px;
    margin-bottom: 10px;
}

.class-plan-output ul {
    margin-left: 25px;
    margin-bottom: 15px;
}

.class-plan-output li {
    margin-bottom: 8px;
    color: var(--tca-text);
}

.class-plan-output strong {
    color: var(--tca-accent);
}

.class-plan-output .copyright-notice {
    margin-top: 25px;
    padding-top: 15px;
    border-top: 1px solid var(--tca-secondary);
    color: var(--tca-neutral);
    font-size: 0.85rem;
    text-align: center;
}

.forgotten-skills-section { margin-top: 24px; padding-top: 16px; border-top: 1px solid var(--tca-secondary); }
.forgotten-skills-section h5 { color: var(--tca-accent); font-size: 1.1rem; margin-bottom: 8px; }
.forgotten-days { font-size: 0.9em; color: var(--tca-neutral); }
.taught-count-badge { font-size: 0.75rem; font-weight: normal; color: var(--tca-neutral); background: rgba(0,0,0,0.06); padding: 2px 6px; border-radius: 4px; margin-left: 6px; }

/* ===========================
   Student Progress Tab
   =========================== */
.student-progress-management {
    max-width: 960px;
    margin: 0 auto;
}
#progress-student-list-view h3 {
    font-size: 1.75rem;
    color: var(--tca-accent);
    margin-bottom: 8px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--tca-accent-light);
}
#progress-student-list-view .subtitle {
    margin-bottom: 20px;
    color: var(--tca-neutral);
}
.progress-student-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 16px;
    margin-top: 20px;
}
.progress-student-card {
    padding: 20px;
    border: 2px solid var(--tca-secondary);
    border-radius: 12px;
    cursor: pointer;
    background: var(--tca-bg);
    position: relative;
    transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.progress-student-card:hover {
    border-color: var(--tca-accent);
    background: rgba(166, 68, 93, 0.06);
    box-shadow: 0 4px 14px rgba(166, 68, 93, 0.1);
}
.progress-student-card strong { display: block; color: var(--tca-text); font-size: 1.1rem; margin-bottom: 4px; }
.progress-student-meta { font-size: 0.9rem; color: var(--tca-neutral); }
.progress-student-delete-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.1rem;
    opacity: 0.7;
    padding: 4px;
    color: var(--tca-neutral);
}
.progress-student-delete-btn:hover { opacity: 1; color: var(--danger, #c00); }
.progress-profile-view {
    background: var(--tca-bg);
    padding: 28px 32px;
    border-radius: 12px;
    border: 2px solid var(--tca-secondary);
}
.progress-profile-header {
    margin-bottom: 24px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--tca-secondary);
}
.progress-profile-header .back-to-students-btn { margin-bottom: 14px; }
.progress-profile-header h3 {
    font-size: 1.5rem;
    color: var(--tca-accent);
    margin-bottom: 6px;
}
.progress-profile-header .subtitle { margin-bottom: 12px; color: var(--tca-neutral); }
.progress-profile-actions { margin-top: 12px; }
.progress-profile-skills {
    min-width: 0;
    background: var(--white);
    padding: 20px 24px;
    border-radius: 10px;
    border: 1px solid var(--tca-secondary);
}
.progress-category-heading {
    color: var(--tca-accent);
    font-size: 1.15rem;
    margin: 24px 0 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--tca-accent-light);
}
.progress-category-heading:first-child { margin-top: 0; }
.progress-skill-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto auto auto;
    align-items: start;
    gap: 12px 20px;
    padding: 12px 0;
    border-bottom: 1px solid var(--tca-secondary);
    width: 100%;
}
.progress-skill-row:last-child { border-bottom: none; }
.progress-skill-name { grid-column: 1; font-weight: 500; min-width: 0; word-wrap: break-word; }
.progress-skill-stars { grid-column: 2; display: flex; gap: 2px; flex-shrink: 0; }
.star-btn { background: none; border: none; cursor: pointer; font-size: 1.25rem; color: var(--tca-secondary); padding: 0 2px; }
.star-btn:hover { color: var(--tca-accent); }
.star-btn.active { color: #f0b429; }
.star-btn.star-zero { font-size: 1rem; font-weight: 600; margin-right: 4px; }
.star-btn.star-zero.active { color: var(--tca-neutral); }
.progress-skill-label { grid-column: 3; font-size: 0.9rem; color: var(--tca-neutral); min-width: 100px; text-align: left; }
.progress-skill-date { grid-column: 4; font-size: 0.85rem; color: var(--tca-neutral); white-space: nowrap; }
.progress-skill-stars-readonly .star-readonly { font-size: 1.25rem; color: var(--tca-secondary); padding: 0 2px; }
.progress-skill-stars-readonly .star-readonly.star-zero-display { font-size: 1rem; font-weight: 600; margin-right: 4px; }

.settings-permission-notice {
    background: #FEF3C7;
    border: 1px solid #F59E0B;
    border-radius: 8px;
    padding: 12px 16px;
    margin-bottom: 16px;
    color: #92400E;
    font-size: 0.9rem;
}
.settings-permission-notice p { margin: 0; }

/* ===========================
   Level-Up (Manage Skills + Settings + Readiness)
   =========================== */
.levelup-section-title { font-size: 0.9rem; font-weight: 600; color: var(--tca-text); margin-bottom: 10px; }
.levelup-rows { display: flex; flex-direction: column; gap: 10px; }
.levelup-row { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 16px; padding: 8px 10px; background: var(--white); border-radius: 6px; border: 1px solid var(--tca-secondary); }
.levelup-row.levelup-row-hint { background: transparent; border-color: transparent; color: var(--tca-neutral); font-size: 0.9rem; }
.levelup-row .levelup-minstars-wrap { margin-top: 0; }
.levelup-context-label { font-size: 0.85rem; color: var(--tca-neutral); min-width: 120px; }
.skill-card-levelup {
    padding: 12px 16px;
    border-top: 1px solid var(--tca-secondary);
    background: rgba(166, 68, 93, 0.04);
}
.levelup-toggle-label { display: inline-flex; align-items: center; gap: 8px; font-size: 0.95rem; cursor: pointer; margin-right: 12px; }
.levelup-toggle-label input { accent-color: var(--tca-accent); }
.levelup-minstars-wrap { margin-top: 10px; display: flex; align-items: center; gap: 10px; }
.levelup-minstars-wrap label { margin: 0; font-size: 0.9rem; }
.levelup-minstars-select { padding: 6px 10px; border: 2px solid var(--tca-secondary); border-radius: 6px; font-size: 0.95rem; }
.levelup-categories-section h5, .levelup-benchmarks-section h5 { font-size: 1rem; margin-bottom: 8px; color: var(--tca-text); }
.levelup-category-row, .levelup-benchmark-row { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; margin-bottom: 10px; }
.levelup-category-row .levelup-cat-name { min-width: 140px; padding: 8px 10px; border: 2px solid var(--tca-secondary); border-radius: 6px; }
.levelup-mustpass-label { margin: 0; display: inline-flex; align-items: center; gap: 6px; cursor: pointer; }
.levelup-mastery-pct { width: 4em; padding: 8px; border: 2px solid var(--tca-secondary); border-radius: 6px; }
.levelup-pct-suffix { font-size: 0.9rem; color: var(--tca-neutral); }
.levelup-benchmark-inp { flex: 1; min-width: 200px; padding: 8px 10px; border: 2px solid var(--tca-secondary); border-radius: 6px; }
.progress-readiness-section { margin-bottom: 24px; }
.readiness-block {
    background: var(--white);
    padding: 20px 24px;
    border-radius: 10px;
    border: 2px solid var(--tca-secondary);
}
.readiness-title { font-size: 1.2rem; color: var(--tca-accent); margin-bottom: 12px; }
.readiness-status { font-size: 1.1rem; font-weight: 600; padding: 8px 14px; border-radius: 8px; display: inline-block; margin-bottom: 16px; }
.readiness-status.ready { background: rgba(74, 124, 89, 0.15); color: var(--success); }
.readiness-status.almost { background: rgba(201, 162, 39, 0.2); color: #b8860b; }
.readiness-status.building { background: rgba(198, 48, 48, 0.1); color: var(--danger); }
.readiness-categories-table { width: 100%; border-collapse: collapse; margin-bottom: 16px; font-size: 0.95rem; }
.readiness-categories-table th, .readiness-categories-table td { padding: 8px 12px; text-align: left; border-bottom: 1px solid var(--tca-secondary); }
.readiness-categories-table th { color: var(--tca-accent); font-weight: 600; }
.readiness-bar-wrap { display: inline-block; width: 80px; height: 10px; background: var(--tca-bg); border-radius: 4px; overflow: hidden; vertical-align: middle; margin-right: 8px; }
.readiness-bar { height: 100%; background: var(--tca-accent); border-radius: 4px; transition: width 0.2s; }
.readiness-mustpass-badge { font-size: 0.75rem; background: var(--tca-accent); color: var(--white); padding: 2px 6px; border-radius: 4px; margin-left: 6px; }
.readiness-benchmarks-list { margin-bottom: 16px; }
.readiness-benchmarks-printable { list-style: none; padding-left: 0; }
.readiness-benchmarks-printable li { padding: 6px 0; border-bottom: 1px solid var(--tca-secondary); }
.benchmark-check { margin-left: 8px; }
.ai-explain-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    padding: 6px 14px;
    border-radius: 8px;
    margin-top: 8px;
    cursor: pointer;
}
.ai-explain-btn:disabled {
    opacity: 0.6;
    cursor: wait;
}
.ai-readiness-narrative {
    background: #F0F9FF;
    border: 1px solid #BAE6FD;
    border-radius: 10px;
    padding: 14px 16px;
    margin: 12px 0;
    font-size: 0.9rem;
    line-height: 1.6;
    color: #1E293B;
}
.ai-narrative-header {
    font-weight: 600;
    color: var(--tca-accent, #8B2635);
    margin-bottom: 6px;
    font-size: 0.85rem;
}
.ai-readiness-narrative p {
    margin: 0;
}
.readiness-report-btn { margin-top: 12px; }
.readiness-report-content .readiness-report-body { max-width: 640px; }
.readiness-report-notes { margin-top: 16px; }
.readiness-report-notes label { display: block; margin-bottom: 6px; font-weight: 600; }
.readiness-report-notes textarea { width: 100%; padding: 10px; border: 2px solid var(--tca-secondary); border-radius: 6px; font-size: 1rem; }
#readiness-report-printable h5 { margin-top: 16px; margin-bottom: 8px; color: var(--tca-accent); }
#readiness-report-printable ul { margin-left: 20px; }
@media print {
    body * { visibility: hidden; }
    .readiness-report-content, .readiness-report-content * { visibility: visible; }
    .readiness-report-content { position: absolute; left: 0; top: 0; width: 100%; max-width: 100%; }
    .readiness-report-content .modal-actions,
    .readiness-report-content .modal-header .modal-close { display: none !important; }
    #readiness-report-printable { margin: 0; }
    .modal { background: white; }
}

/* ===== AI TEMPLATE SUGGESTIONS ===== */
.ai-template-suggestions-panel {
    background: #F0F9FF;
    border: 1px solid #BAE6FD;
    border-radius: 10px;
    padding: 14px 16px;
    margin: 12px 0;
}
.ai-template-header {
    font-weight: 600;
    color: var(--tca-accent);
    margin-bottom: 4px;
    font-size: 0.9rem;
}
.ai-template-suggestion {
    background: white;
    border: 1px solid #E2E8F0;
    border-radius: 8px;
    padding: 12px;
    margin: 8px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
}
.ai-template-suggestion-text {
    flex: 1;
    min-width: 0;
}
.ai-template-name {
    font-weight: 600;
    font-size: 0.95rem;
}
.ai-template-desc {
    font-size: 0.82rem;
    color: #64748B;
    margin-top: 2px;
}

/* ===== SKILL GAP ANALYSIS ===== */
.skill-gap-panel {
    margin: 16px 0;
    padding: 16px;
    background: #FAFAFA;
    border-radius: 12px;
    border: 1px solid #E5E7EB;
}
.skill-gap-header { margin-bottom: 12px; }
.skill-gap-header h3 { font-size: 1rem; margin: 0 0 8px; }
.gap-window { font-weight: 400; font-size: 0.8rem; color: #94A3B8; margin-left: 8px; }
.gap-coverage-bar-wrap { background: #E2E8F0; border-radius: 6px; height: 10px; overflow: hidden; margin-bottom: 6px; }
.gap-coverage-bar { background: var(--tca-accent, #8B2635); height: 100%; border-radius: 6px; transition: width 0.4s ease; }
.gap-coverage-label { font-size: 0.82rem; color: #64748B; }
.gap-section { margin-top: 14px; }
.gap-section h4 { font-size: 0.9rem; margin: 0 0 8px; }
.gap-pills { display: flex; flex-wrap: wrap; gap: 6px; }
.gap-pill { display: inline-block; padding: 4px 10px; border-radius: 16px; font-size: 0.8rem; font-weight: 500; }
.gap-pill small { font-weight: 400; opacity: 0.7; }
.gap-pill-never { background: #FEF2F2; color: #991B1B; border: 1px solid #FECACA; }
.gap-pill-stale { background: #FFFBEB; color: #92400E; border: 1px solid #FDE68A; }
.gap-good p { color: #059669; font-size: 0.88rem; margin: 0; }
#dashboard-skill-gap.dashboard-card {
    padding: 16px 18px;
    background: var(--white, #fff);
    border-radius: 12px;
    border: 1px solid var(--tca-secondary, #e0dcd6);
}

/* ===== TRENDING SKILLS (AI) ===== */
.trending-skills-container { margin: 16px 0; }
.trending-header { font-size: 0.9rem; margin-bottom: 12px; color: var(--tca-neutral, #555); }
.trending-subtitle { font-weight: 400; font-size: 0.8rem; color: #94A3B8; margin-left: 6px; }
.trending-skills-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 10px; }
.trending-skill-card {
    background: #fff;
    border: 1.5px solid #E2E8F0;
    border-radius: 10px;
    padding: 12px 14px;
    transition: border-color 0.15s;
}
.trending-skill-card:hover { border-color: #F97316; }
.trending-skill-card.diff-beginner,
.trending-skill-card.intensity-beginner { border-left: 3px solid #22C55E; }
.trending-skill-card.diff-intermediate,
.trending-skill-card.intensity-intermediate { border-left: 3px solid #F59E0B; }
.trending-skill-card.diff-advanced,
.trending-skill-card.intensity-advanced { border-left: 3px solid #EF4444; }
.trending-skill-card.diff-expert,
.trending-skill-card.intensity-expert { border-left: 3px solid #7C3AED; }
.trending-skill-name { font-weight: 600; font-size: 0.9rem; color: #1E293B; margin-bottom: 4px; }
.trending-skill-meta { font-size: 0.78rem; color: #64748B; margin-bottom: 6px; }
.trending-why { font-size: 0.8rem; color: #475569; line-height: 1.4; margin-bottom: 6px; }
.trending-hashtag { font-size: 0.75rem; color: #8B5CF6; font-weight: 500; margin-bottom: 8px; }
.trending-actions { margin-top: 4px; }
.trending-in-library { font-size: 0.8rem; color: #059669; font-weight: 500; }
.trending-add-btn { font-size: 0.78rem; padding: 4px 10px; }
@media (max-width: 600px) { .trending-skills-grid { grid-template-columns: 1fr; } }

/* Generator tab — collapsible trending (default collapsed) */
.trending-skills-container--generator { margin: 12px 0; }
.trending-gen-collapsible { border: 1px solid #E2E8F0; border-radius: 10px; background: #fff; overflow: hidden; }
.trending-gen-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    min-height: 40px;
    padding: 8px 14px;
    margin: 0;
    border: none;
    background: #FAFAF9;
    cursor: pointer;
    font-size: 0.9rem;
    color: var(--tca-neutral, #555);
    text-align: left;
    transition: background 0.15s ease;
}
.trending-gen-toggle:hover { background: #F1F5F9; }
.trending-gen-toggle-label strong { font-weight: 600; color: #1E293B; }
.trending-gen-chevron {
    flex-shrink: 0;
    margin-left: 10px;
    font-size: 0.95rem;
    color: #64748B;
    line-height: 1;
}
.trending-gen-chevron-open { display: none; }
.trending-gen-collapsible.is-expanded .trending-gen-chevron-closed { display: none; }
.trending-gen-collapsible.is-expanded .trending-gen-chevron-open { display: inline; }
.trending-gen-body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.28s ease;
    border-top: 1px solid transparent;
}
.trending-gen-collapsible.is-expanded .trending-gen-body {
    max-height: 3200px;
    border-top-color: #E2E8F0;
}
.trending-subtitle--panel {
    margin: 12px 14px 8px;
    display: block;
}
.trending-gen-body .trending-skills-grid {
    padding: 0 14px 14px;
}

/* Manage Skills tab — compact trending cards (always expanded) */
.trending-skills-container--manage .trending-skills-grid {
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 10px;
}
.trending-skills-container--manage .trending-skill-card {
    padding: 10px 12px;
}
.trending-skills-container--manage .trending-skill-name {
    font-size: 0.85rem;
    font-weight: 600;
}
.trending-skills-container--manage .trending-skill-meta { font-size: 0.72rem; }
.trending-skills-container--manage .trending-why {
    font-size: 0.75rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.35;
}
.trending-skills-container--manage .trending-hashtag { font-size: 0.7rem; margin-bottom: 6px; }
.trending-skills-container--manage .trending-add-btn {
    padding: 3px 8px;
    font-size: 0.72rem;
}
.trending-skills-container--manage .trending-in-library { font-size: 0.72rem; }

@media (max-width: 600px) {
    .trending-skills-container--manage .trending-skills-grid {
        grid-template-columns: 1fr;
    }
}

/* ===== QUICK ADD SKILL ===== */
.quick-add-skill-bar { margin-bottom: 16px; }
.quick-add-row { display: flex; gap: 8px; align-items: center; }
.quick-add-input {
    flex: 1;
    padding: 10px 14px;
    border: 2px solid var(--tca-secondary);
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.15s;
}
.quick-add-input:focus { border-color: var(--tca-accent); outline: none; }
.batch-add-panel {
    margin-top: 10px;
    background: var(--tca-bg);
    border-radius: 8px;
    padding: 14px;
}
.batch-add-panel textarea {
    width: 100%;
    padding: 10px;
    border: 1.5px solid var(--tca-secondary);
    border-radius: 6px;
    font-size: 0.9rem;
    resize: vertical;
    font-family: inherit;
    box-sizing: border-box;
}
.batch-add-actions {
    display: flex;
    gap: 8px;
    margin-top: 10px;
}

.template-actions {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}

.template-actions select {
    flex: 1;
    min-width: 180px;
    padding: 10px;
    border-radius: 6px;
    border: 2px solid var(--tca-secondary);
}

/* Customized Plan Skill Picker (pre-generation dropdowns) */
.customized-skill-picker {
    margin-top: 30px;
    padding: 25px;
    background: rgba(166, 68, 93, 0.06);
    border: 2px solid var(--tca-accent-light);
    border-radius: 8px;
    border-top: 4px solid var(--tca-accent);
}

.customized-skill-picker h4 {
    color: var(--tca-accent);
    margin-bottom: 8px;
    font-size: 1.2rem;
}

.skill-picker-section {
    margin-bottom: 20px;
}

.skill-picker-section h5 {
    font-size: 1rem;
    color: var(--tca-text);
    margin-bottom: 4px;
}

.skill-count {
    font-weight: normal;
    color: var(--tca-accent);
    font-size: 0.9rem;
}

.skill-picker-hint {
    font-size: 0.85rem;
    color: var(--tca-neutral);
    margin-bottom: 8px;
}

.skill-total-count {
    font-size: 0.95rem;
    color: var(--tca-text);
    margin-bottom: 12px;
    font-weight: 600;
}

.skill-picker-row {
    display: flex;
    gap: 10px;
    margin-bottom: 10px;
}

.skill-picker-search-wrap {
    position: relative;
    flex-wrap: wrap;
}

.skill-picker-select {
    flex: 1;
    min-width: 200px;
    padding: 10px 12px;
    border: 2px solid var(--tca-secondary);
    border-radius: 6px;
    font-size: 1rem;
}

.skill-search-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    max-height: 280px;
    overflow-y: auto;
    background: var(--white);
    border: 2px solid var(--tca-accent-light);
    border-radius: 6px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    z-index: 100;
    margin-top: 4px;
}

.skill-search-dropdown-item {
    padding: 10px 12px;
    cursor: pointer;
    border-bottom: 1px solid var(--tca-secondary);
    font-size: 0.95rem;
}

.skill-search-dropdown-item:hover,
.skill-search-dropdown-item:focus {
    background: rgba(166, 68, 93, 0.1);
    outline: none;
}

.skill-search-dropdown-item:last-child {
    border-bottom: none;
}

.skill-search-dropdown-empty {
    padding: 12px;
    color: var(--tca-neutral);
    font-size: 0.9rem;
}

.chosen-skills-list {
    margin-top: 8px;
}

.chosen-skill-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 10px;
    margin-bottom: 4px;
    background: var(--white);
    border-radius: 6px;
    border: 1px solid var(--tca-secondary);
    font-size: 0.95rem;
}

.customize-panel {
    margin-top: 40px;
    padding: 25px;
    background: rgba(166, 68, 93, 0.08);
    border: 2px solid var(--tca-accent-light);
    border-radius: 8px;
    border-top: 4px solid var(--tca-accent);
}

.customize-panel-header {
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--tca-secondary);
}

.customize-panel-header h4 {
    color: var(--tca-accent);
    margin-bottom: 6px;
    font-size: 1.25rem;
}

.customize-panel-subtitle {
    color: var(--tca-neutral);
    font-size: 0.95rem;
}

.customize-panel h4 {
    color: var(--tca-accent);
    margin-bottom: 20px;
    font-size: 1.2rem;
}

.customize-panel h5 {
    font-size: 1rem;
    color: var(--tca-text);
    margin-bottom: 12px;
}

.customize-section {
    margin-bottom: 25px;
}

.editable-skills-list {
    margin-bottom: 12px;
}

.editable-skill-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 12px;
    margin-bottom: 6px;
    background: var(--white);
    border-radius: 6px;
    border: 1px solid var(--tca-secondary);
}

.skill-row-actions {
    display: flex;
    gap: 4px;
}

.mini-btn {
    padding: 4px 10px;
    font-size: 0.85rem;
    border-radius: 4px;
    border: 1px solid var(--tca-secondary);
    background: var(--white);
    cursor: pointer;
}

.mini-btn:hover {
    background: var(--tca-secondary);
}

.often-taught-with-panel {
    margin-top: 10px;
    padding: 8px 0;
    font-size: 0.9rem;
    color: var(--tca-neutral);
}

.often-taught-with-label {
    margin-right: 6px;
}

.often-taught-with-btn {
    display: inline-block;
    margin: 4px 8px 4px 0;
    padding: 6px 10px;
    font-size: 0.85rem;
    border: 1px solid var(--tca-accent-light);
    border-radius: 6px;
    background: var(--white);
    color: var(--tca-accent);
    cursor: pointer;
}

.often-taught-with-btn:hover {
    background: var(--tca-accent-light);
    color: var(--white);
}

.often-taught-with-btn .often-taught-skill-name {
    display: block;
    font-weight: 600;
}

.often-taught-with-btn .often-taught-stars {
    display: block;
    font-size: 0.8rem;
    opacity: 0.95;
}

.often-taught-with-btn .often-taught-source {
    display: block;
    font-size: 0.72rem;
    margin-top: 4px;
    opacity: 0.9;
    font-style: italic;
}

.category-intelligence-progress-toast {
    display: none;
    position: fixed;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10050;
    max-width: 90vw;
    padding: 10px 16px;
    border-radius: 8px;
    background: var(--tca-text, #333);
    color: var(--white, #fff);
    font-size: 0.9rem;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
    pointer-events: none;
}

.ai-profile-badge {
    display: inline-block;
    margin-left: 8px;
    font-size: 0.75rem;
    vertical-align: middle;
}

.ai-profile-generating {
    color: var(--tca-accent, #6b4f9e);
    font-style: italic;
}

.ai-profile-ready {
    color: var(--tca-secondary, #5a7);
    font-weight: 500;
}

.skill-card-pairings {
    margin-top: 12px;
    padding-top: 10px;
    border-top: 1px solid var(--tca-secondary);
}

.skill-card-pairings .levelup-section-title {
    margin-bottom: 6px;
}

.common-pairings-list {
    margin: 0;
    padding-left: 20px;
    color: var(--tca-text);
    font-size: 0.9rem;
}

.common-pairings-list li {
    margin-bottom: 4px;
}

.pick-skill-list {
    max-height: 300px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 15px;
}

.pick-skill-btn {
    padding: 10px 15px;
    text-align: left;
    border: 2px solid var(--tca-secondary);
    border-radius: 6px;
    background: var(--white);
    cursor: pointer;
}

.pick-skill-btn:hover {
    border-color: var(--tca-accent);
    background: rgba(166, 68, 93, 0.1);
}

.custom-section-row {
    margin-bottom: 15px;
}

.custom-section-row input,
.custom-section-row textarea {
    display: block;
    width: 100%;
    margin-bottom: 8px;
    padding: 10px;
    border: 2px solid var(--tca-secondary);
    border-radius: 6px;
}

.custom-section-content {
    margin: 10px 0 20px 25px;
    line-height: 1.6;
}

.class-plan-output .note {
    background-color: rgba(166, 68, 93, 0.1);
    padding: 15px;
    border-left: 4px solid var(--tca-accent);
    margin: 15px 0;
    border-radius: 4px;
}

/* ===========================
   Skills Management
   =========================== */
.skills-management {
    padding: 20px;
}

.skills-header {
    margin-bottom: 30px;
}

.skills-header h3 {
    font-size: 1.8rem;
    color: var(--tca-accent);
    margin-bottom: 10px;
}

.skills-actions {
    display: flex;
    gap: 12px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.skills-filter {
    display: flex;
    gap: 15px;
    margin-bottom: 25px;
    align-items: center;
    flex-wrap: wrap;
}

.skills-filter label {
    font-weight: 600;
    color: var(--tca-text);
}

.skills-filter select,
.skills-filter input {
    padding: 10px;
    border: 2px solid var(--tca-secondary);
    border-radius: 6px;
    font-size: 0.95rem;
    background-color: var(--white);
}

.skills-search-sort {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    flex: 1;
    min-width: 280px;
}

.skills-search-sort input[type="text"] {
    flex: 1;
    min-width: 180px;
}

.skills-sort-label {
    font-weight: 600;
    color: var(--tca-text);
    font-size: 0.9rem;
}

.skills-filter input#skills-search {
    flex: 1;
    min-width: 180px;
}

.skill-card.skill-card-editing {
    border-color: var(--tca-accent);
    transform: none;
}

.skill-card.skill-card-editing:hover {
    transform: none;
}

.skill-inline-edit {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.skill-inline-edit .skill-inline-row {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.skill-inline-edit label {
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--tca-text);
}

.skill-inline-edit input[type="text"],
.skill-inline-edit input[type="url"],
.skill-inline-edit select {
    padding: 8px 10px;
    border: 2px solid var(--tca-secondary);
    border-radius: 6px;
    font-size: 0.95rem;
    background: var(--white);
}

.skill-inline-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 8px;
}

.app-footer {
    text-align: center;
    font-size: 0.85rem;
    color: #888;
    padding: 28px 16px 32px;
    margin-top: 24px;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.app-footer a {
    color: #6b6b6b;
    text-decoration: underline;
}

.app-footer a:hover {
    color: var(--tca-accent);
}

.app-footer span {
    margin: 0 0.35em;
}

.settings-legal-section .form-hint a {
    margin-right: 0.25em;
}

.skills-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.skills-list.skills-list--grouped {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.skills-module-groups {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.skills-module-body {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.skills-module-header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
    width: 100%;
    text-align: left;
    background-color: var(--tca-bg);
    border: 2px solid var(--tca-secondary);
    border-radius: 8px;
    padding: 10px 14px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    color: var(--tca-text);
    transition: border-color 0.2s ease;
}

.skills-module-header:hover {
    border-color: var(--tca-accent);
}

.skills-module-group.collapsed .skills-module-body {
    display: none;
}

.skills-module-count {
    font-weight: 500;
    opacity: 0.85;
    font-size: 0.92rem;
}

.skills-filter-level-show {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px 16px;
    margin: 8px 0;
}

.skills-filter-level-show label {
    margin-right: 2px;
}

.skills-filter-level-show select {
    min-width: 120px;
}

.skill-card-heading {
    display: flex;
    align-items: flex-start;
    gap: 8px;
}

.skill-card-heading h4 {
    margin: 0;
    flex: 1;
}

.skill-favorite-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.15rem;
    line-height: 1;
    padding: 2px 4px;
    color: var(--tca-neutral);
    flex-shrink: 0;
}

.skill-favorite-btn:hover {
    color: var(--tca-text);
}

.skill-favorite-btn.is-favorite {
    color: #f59e0b;
}

.skill-card {
    background-color: var(--tca-bg);
    border: 2px solid var(--tca-secondary);
    border-radius: 8px;
    padding: 20px;
    transition: all 0.3s ease;
}

.skill-card:hover {
    border-color: var(--tca-accent);
    box-shadow: 0 4px 12px rgba(166, 68, 93, 0.2);
    transform: translateY(-2px);
}

.skill-card-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 12px;
}

.skill-card h4 {
    color: var(--tca-text);
    font-size: 1.1rem;
    margin-bottom: 8px;
    flex: 1;
}

.skill-card-actions {
    display: flex;
    gap: 8px;
}

.skill-card-actions button {
    background: none;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.skill-card-actions .edit-btn:hover {
    background-color: var(--tca-accent-light);
    color: var(--white);
}

.skill-card-actions .delete-btn:hover {
    background-color: var(--danger);
    color: var(--white);
}

.skill-card .category-badge {
    display: inline-block;
    background-color: var(--tca-accent);
    color: var(--white);
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 8px;
    margin-right: 8px;
}

.skill-card .intensity-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.skill-card .intensity-badge.beginner {
    background-color: #4CAF50;
    color: white;
}

.skill-card .intensity-badge.intermediate {
    background-color: #FF9800;
    color: white;
}

.skill-card .intensity-badge.advanced {
    background-color: #f44336;
    color: white;
}

.skill-card.overridden {
    border-left: 4px solid var(--tca-primary);
    background-color: rgba(166, 68, 93, 0.05);
}

.skill-card .subcategory {
    color: var(--tca-neutral);
    font-size: 0.9rem;
    margin-bottom: 8px;
}

.skill-card .module {
    color: var(--tca-text);
    font-size: 0.85rem;
    font-style: italic;
}

.skill-card .notes {
    color: var(--tca-neutral);
    font-size: 0.9rem;
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid var(--tca-secondary);
}

/* Video Button */
.video-buttons {
    margin: 8px 0;
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.video-btn {
    display: inline-block;
    background-color: var(--tca-accent);
    color: var(--white);
    text-decoration: none;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    transition: all 0.2s ease;
}

.video-btn:hover {
    background-color: var(--tca-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(166, 68, 93, 0.3);
}
.video-btn-invalid {
    background-color: var(--tca-secondary);
    color: var(--tca-neutral);
    cursor: help;
}
.video-btn-invalid:hover {
    background-color: var(--tca-secondary);
    transform: none;
    box-shadow: none;
}

/* Video Link in Class Plans */
.video-link {
    display: inline-block;
    background-color: var(--tca-accent);
    color: var(--white) !important;
    text-decoration: none;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 600;
    margin-left: 8px;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.video-link:hover {
    background-color: var(--tca-accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 2px 6px rgba(166, 68, 93, 0.3);
}

/* ===========================
   Modal
   =========================== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(13, 13, 13, 0.7);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background-color: var(--white);
    border-radius: 12px;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 8px 32px rgba(13, 13, 13, 0.3);
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from { transform: translateY(-50px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    border-bottom: 2px solid var(--tca-secondary);
}

.modal-header h3 {
    color: var(--tca-accent);
    font-size: 1.5rem;
}

.modal-close {
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--tca-neutral);
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.modal-close:hover {
    background-color: var(--tca-secondary);
    color: var(--tca-text);
}

.modal-body {
    padding: 25px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--tca-text);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 2px solid var(--tca-secondary);
    border-radius: 6px;
    font-size: 1rem;
    background-color: var(--white);
    color: var(--tca-text);
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--tca-accent);
}

.modal-actions {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    margin-top: 25px;
}

.modal-cancel {
    background-color: var(--tca-secondary);
}

.skill-csv-import-modal-content {
    max-width: 920px;
}

.skill-import-bar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px 16px;
    margin: 16px 0 20px;
    padding: 12px 16px;
    background: var(--tca-secondary);
    border-radius: 8px;
    border: 1px solid rgba(13, 13, 13, 0.08);
}

.skill-import-bar .onboarding-skip {
    margin: 0;
    font-size: 0.95rem;
}

.skill-csv-preview-wrap {
    overflow-x: auto;
    margin-top: 12px;
    border: 1px solid var(--tca-secondary);
    border-radius: 8px;
    background: var(--white);
}

.skill-csv-preview-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.skill-csv-preview-table th,
.skill-csv-preview-table td {
    padding: 10px 12px;
    text-align: left;
    border-bottom: 1px solid var(--tca-secondary);
    color: var(--tca-text);
    vertical-align: top;
}

.skill-csv-preview-table th {
    font-weight: 600;
    color: var(--tca-accent);
    background: var(--white);
}

.skill-csv-import-summary {
    margin: 0 0 8px;
    font-weight: 600;
    color: var(--tca-text);
}

.skill-csv-status-ok {
    color: #1e7e34;
}

.skill-csv-unmatched {
    color: #c62828;
    font-weight: 600;
}

/* ===========================
   Module eligibility roles (Settings + review modal)
   =========================== */
.tca-modules-rereview-header {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    width: 100%;
    margin-bottom: 10px;
    min-height: 1.25rem;
}

.tca-modules-rereview-spacer {
    flex: 1;
}

button.tca-rereview-module-roles-link {
    background: none;
    border: none;
    padding: 0;
    margin: 0;
    color: #94a3b8;
    font-size: 0.75rem;
    text-decoration: underline;
    cursor: pointer;
    font-family: inherit;
}

button.tca-rereview-module-roles-link:hover {
    color: #cbd5e1;
}

.settings-module-row {
    list-style: none;
    margin-bottom: 14px;
    padding: 12px 14px;
    background: #1e293b;
    border-radius: 8px;
    border: 1px solid rgba(148, 163, 184, 0.25);
}

.settings-module-row-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 6px;
}

.settings-module-row .settings-item-name {
    color: #f1f5f9;
    font-weight: 600;
}

.tca-module-roles-label {
    font-size: 0.7rem;
    color: #94a3b8;
    margin: 4px 0 6px;
    letter-spacing: 0.02em;
}

.tca-module-slot-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    align-items: center;
}

button.tca-module-slot-chip {
    font-size: 0.75rem;
    padding: 4px 8px;
    border-radius: 999px;
    cursor: pointer;
    font-family: inherit;
    line-height: 1.2;
    border: 1px solid #334155;
    background: transparent;
    color: #94a3b8;
    transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

button.tca-module-slot-chip:hover {
    border-color: #64748b;
    color: #cbd5e1;
}

button.tca-module-slot-chip--active {
    background: #8b2635;
    border-color: #8b2635;
    color: #fff;
}

.module-roles-review-modal {
    z-index: 1100;
}

.module-roles-review-modal-content {
    max-width: 640px;
    background: #0f172a;
    border: 1px solid rgba(148, 163, 184, 0.2);
}

.module-roles-review-modal-content .modal-header {
    border-bottom-color: rgba(148, 163, 184, 0.25);
}

.module-roles-review-modal-content .modal-header h3 {
    color: #f1f5f9;
    font-size: 1.35rem;
}

.module-roles-review-subtitle {
    color: #94a3b8;
    font-size: 0.95rem;
    margin: 0 0 16px;
    line-height: 1.45;
}

.module-roles-review-modal-content .modal-body {
    background: #0f172a;
}

.module-roles-review-list {
    max-height: min(55vh, 420px);
    overflow-y: auto;
    padding-right: 4px;
}

.module-roles-review-row {
    margin-bottom: 14px;
    padding: 12px 14px;
    background: #1e293b;
    border-radius: 8px;
    border: 1px solid rgba(148, 163, 184, 0.2);
}

.module-roles-review-name {
    font-weight: 600;
    color: #f1f5f9;
    margin-bottom: 6px;
    font-size: 0.95rem;
}

.module-roles-review-empty {
    color: #94a3b8;
}

.module-roles-review-actions {
    border-top: 1px solid rgba(148, 163, 184, 0.2);
    padding-top: 16px;
    margin-top: 0;
    background: #0f172a;
}

.tca-module-roles-toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%) translateY(120%);
    z-index: 12000;
    padding: 12px 18px;
    border-radius: 8px;
    background: #1e293b;
    color: #e2e8f0;
    font-size: 0.9rem;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
    border: 1px solid rgba(148, 163, 184, 0.3);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease, transform 0.25s ease;
    max-width: 90vw;
    text-align: center;
}

.tca-module-roles-toast--visible {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
    pointer-events: auto;
}

/* ===========================
   Class structure templates (Generator)
   =========================== */
.tca-class-structure-root {
    margin-bottom: 28px;
    padding: 20px 18px;
    background: #0f172a;
    border: 1px solid rgba(148, 163, 184, 0.25);
    border-radius: 12px;
}

.tca-class-structure-label {
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: #94a3b8;
    margin-bottom: 14px;
}

.tca-class-structure-cards {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: stretch;
}

.tca-class-structure-empty {
    width: 100%;
    color: #94a3b8;
    font-size: 0.9rem;
    margin: 0 0 10px;
}

button.tca-class-structure-card {
    flex: 1 1 200px;
    max-width: 280px;
    text-align: left;
    padding: 14px 16px;
    border-radius: 10px;
    border: 2px solid #334155;
    background: #1e293b;
    color: #e2e8f0;
    cursor: pointer;
    font-family: inherit;
    transition: border-color 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
}

button.tca-class-structure-card:hover {
    border-color: #64748b;
}

button.tca-class-structure-card--selected {
    border-color: #8b2635;
    background: rgba(139, 38, 53, 0.18);
    box-shadow: 0 0 0 1px rgba(139, 38, 53, 0.35);
}

.tca-class-structure-card-title {
    display: block;
    font-weight: 700;
    font-size: 1rem;
    color: #f8fafc;
    margin-bottom: 6px;
}

.tca-class-structure-card-meta {
    display: block;
    font-size: 0.8rem;
    color: #94a3b8;
    margin-bottom: 8px;
}

.tca-class-structure-card-summary {
    display: block;
    font-size: 0.72rem;
    line-height: 1.35;
    color: #cbd5e1;
}

button.tca-class-structure-card--custom {
    flex: 0 0 auto;
    max-width: none;
    min-width: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: #cbd5e1;
    border-style: dashed;
}

.tca-class-structure-breakdown {
    margin-top: 20px;
}

.tca-class-structure-breakdown-empty {
    color: #94a3b8;
    font-size: 0.9rem;
    margin: 0;
}

.tca-cst-bar-wrap {
    width: 100%;
}

.tca-cst-bar {
    display: flex;
    width: 100%;
    min-height: 52px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.tca-cst-seg {
    min-width: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 6px 4px;
    box-sizing: border-box;
}

.tca-cst-seg-inner {
    font-size: 0.68rem;
    font-weight: 600;
    color: #fff;
    text-align: center;
    line-height: 1.25;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.45);
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.tca-cst-mins {
    display: flex;
    width: 100%;
    margin-top: 8px;
}

.tca-cst-min {
    min-width: 0;
    text-align: center;
    font-size: 0.75rem;
    color: #94a3b8;
}

.tca-cst-min-inner {
    display: block;
    padding: 2px 4px;
}

.tca-cst-create-modal-content {
    max-width: 640px;
    background: #0f172a;
    color: #e2e8f0;
    border: 1px solid rgba(148, 163, 184, 0.25);
}

.tca-cst-create-modal .modal-body {
    background: #0f172a;
    color: #e2e8f0;
}

.tca-cst-create-modal-content .modal-header h3 {
    color: #f1f5f9;
}

.tca-cst-create-modal-content .form-group label {
    color: #94a3b8;
    font-size: 0.85rem;
}

.tca-cst-input {
    background: #1e293b;
    border: 1px solid #334155;
    color: #f1f5f9;
    border-radius: 6px;
    padding: 8px 10px;
    font-size: 0.9rem;
}

.tca-cst-sections-head {
    font-size: 0.8rem;
    font-weight: 600;
    color: #94a3b8;
    margin: 16px 0 10px;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.tca-cst-modal-rows {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.tca-cst-modal-row {
    display: grid;
    grid-template-columns: 1fr minmax(120px, 140px) 72px auto;
    gap: 8px;
    align-items: center;
    padding: 10px;
    background: #1e293b;
    border-radius: 8px;
    border: 1px solid #334155;
}

@media (max-width: 640px) {
    .tca-cst-modal-row {
        grid-template-columns: 1fr 1fr;
    }
    .tca-cst-row-actions {
        grid-column: 1 / -1;
        justify-content: flex-end;
    }
}

.tca-cst-row-actions {
    display: flex;
    gap: 4px;
    flex-shrink: 0;
}

.tca-cst-row-actions button {
    background: #334155;
    border: none;
    color: #e2e8f0;
    border-radius: 4px;
    padding: 4px 8px;
    cursor: pointer;
    font-size: 0.85rem;
}

.tca-cst-add-section {
    margin-top: 12px;
}

.tca-cst-total-wrap {
    margin-top: 16px;
    padding: 10px 12px;
    border-radius: 8px;
    background: #1e293b;
    border: 1px solid #334155;
    font-size: 0.9rem;
    color: #e2e8f0;
}

.tca-cst-total-wrap--ok {
    border-color: #10b981;
    background: rgba(16, 185, 129, 0.12);
}

.tca-cst-total-wrap--warn {
    border-color: #eab308;
    background: rgba(234, 179, 8, 0.1);
}

.tca-cst-total-warn {
    margin: 8px 0 0;
    font-size: 0.8rem;
    color: #fbbf24;
}

/* ===========================
   Responsive — phones & tablets (studio floor primary)
   =========================== */
@media (max-width: 768px) {
    body {
        --tca-mobile: 1;
        font-size: 16px;
        overflow-x: hidden;
        padding: 12px;
    }

    body .container,
    #main-content.container {
        overflow-x: hidden;
        max-width: 100%;
    }

    input:not([type="checkbox"]):not([type="radio"]):not([type="file"]),
    select,
    textarea {
        font-size: 16px;
        max-width: 100%;
    }

    .container {
        padding: 16px;
        border-radius: 8px;
    }

    header h1 {
        font-size: 1.65rem;
        line-height: 1.2;
    }

    header h2 {
        font-size: 1.35rem;
    }

    .header-logo {
        max-width: min(200px, 72vw);
    }

    #header-sign-out-wrap #tca-sign-out-btn,
    #tca-sign-out-btn {
        min-height: 44px;
        padding: 10px 18px;
    }

    /* Tabs: horizontal scroll — all tabs reachable without leaving viewport */
    .tabs-wrap {
        margin-bottom: 20px;
        max-width: 100%;
    }

    .tabs {
        flex-direction: row;
        flex-wrap: nowrap;
        overflow-x: auto;
        overflow-y: hidden;
        -webkit-overflow-scrolling: touch;
        gap: 6px;
        padding: 4px 2px 10px;
        margin: 0 -4px;
        border-bottom: 2px solid var(--tca-secondary);
        scrollbar-width: thin;
    }

    .tabs::-webkit-scrollbar {
        height: 5px;
    }

    .tabs::-webkit-scrollbar-thumb {
        background: var(--tca-secondary);
        border-radius: 4px;
    }

    .tab-button {
        flex: 0 0 auto;
        white-space: nowrap;
        min-height: 44px;
        padding: 10px 14px;
        font-size: 0.95rem;
        border-bottom: 3px solid transparent;
        border-left: none;
    }

    .tab-button.active {
        border-bottom-color: var(--tca-accent);
        border-left-color: transparent;
    }

    .tabs-sublabel {
        font-size: 0.88rem;
        line-height: 1.35;
    }

    /* Auth overlay */
    .password-overlay {
        align-items: flex-start;
        justify-content: center;
        padding: 16px 12px 24px;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

    .password-box {
        width: 100%;
        max-width: 100%;
        padding: 28px 18px;
        margin: 0 auto;
    }

    .password-logo {
        max-width: min(200px, 80vw);
    }

    #auth-email,
    #auth-submit,
    .auth-form .btn.btn-primary {
        width: 100%;
        min-height: 44px;
    }

    /* Loading screen */
    #tca-loading-screen {
        padding: 24px;
        text-align: center;
    }

    #tca-loading-screen p {
        font-size: 1rem;
        max-width: 280px;
    }

    /* Onboarding — #onboarding-overlay prefix beats later .onboarding-card rules */
    #onboarding-overlay.onboarding-overlay-visible {
        padding: 8px;
        align-items: stretch;
        justify-content: center;
    }

    #onboarding-overlay .onboarding-card {
        width: 100%;
        max-width: 100%;
        max-height: min(100vh, 100dvh);
        padding: 20px 16px 16px;
        display: flex;
        flex-direction: column;
        border-radius: 12px;
        overflow: hidden;
    }

    #onboarding-overlay .onboarding-progress {
        flex-shrink: 0;
        margin-bottom: 16px;
    }

    #onboarding-overlay .onboarding-step-label {
        font-size: 0.95rem;
    }

    #onboarding-overlay .onboarding-progress-bar {
        height: 8px;
    }

    #onboarding-overlay .onboarding-card > .onboarding-step {
        flex: 1 1 auto;
        min-height: 0;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        padding-right: 2px;
    }

    #onboarding-overlay .onboarding-inline-add {
        flex-wrap: wrap;
    }

    #onboarding-overlay .onboarding-inline-add input {
        flex: 1 1 100%;
        min-width: 0;
        min-height: 44px;
    }

    #onboarding-overlay .onboarding-inline-add .btn-secondary {
        flex: 1 1 auto;
        min-height: 44px;
        width: 100%;
        max-width: 100%;
    }

    #onboarding-overlay .onboarding-list li {
        flex-wrap: wrap;
        align-items: flex-start;
        gap: 8px;
        word-break: break-word;
    }

    #onboarding-overlay .onboarding-list li > span,
    #onboarding-overlay .onboarding-list li > :first-child {
        flex: 1 1 auto;
        min-width: 0;
    }

    #onboarding-overlay .onboarding-tier-option {
        min-width: 0;
        flex: 1 1 100%;
    }

    #onboarding-overlay .onboarding-actions {
        position: sticky;
        bottom: 0;
        z-index: 3;
        flex-shrink: 0;
        margin-top: 16px;
        padding-top: 12px;
        padding-bottom: max(8px, env(safe-area-inset-bottom, 0px));
        background: linear-gradient(to top, #fff 70%, rgba(255, 255, 255, 0.92) 100%);
        border-top: 1px solid var(--tca-secondary);
        justify-content: flex-end;
    }

    #onboarding-overlay .onboarding-actions .btn-primary,
    #onboarding-overlay .onboarding-actions .btn-cancel,
    #onboarding-overlay .onboarding-actions .btn-secondary {
        min-height: 44px;
    }

    #onboarding-overlay .onboarding-skip {
        min-height: 44px;
        display: inline-flex;
        align-items: center;
        margin-right: auto;
    }

    /* Generator */
    .generator-form {
        padding: 16px;
    }

    .form-section label {
        font-size: 1.02rem;
    }

    .form-section select {
        min-height: 44px;
        font-size: 16px;
    }

    .generator-form .generator-duration-group select {
        max-width: 100%;
        min-height: 44px;
    }

    .button-group {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
        gap: 10px;
    }

    .theme-btn,
    .intensity-btn {
        min-height: 44px;
        font-size: 0.95rem;
        padding: 12px 14px;
    }

    .checkbox-label {
        min-height: 44px;
        align-items: flex-start;
    }

    .template-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .template-actions select {
        width: 100%;
        min-width: 0;
        min-height: 44px;
    }

    .template-actions .secondary-btn,
    .template-actions button {
        width: 100%;
        min-height: 44px;
    }

    #ai-suggest-templates-btn {
        width: 100%;
        min-height: 44px;
    }

    .form-actions {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
    }

    .form-actions .primary-btn,
    .form-actions .secondary-btn {
        width: 100%;
        min-height: 48px;
        font-size: 1.05rem;
    }

    .form-actions .generate-hint {
        order: -1;
    }

    #generate-btn {
        font-size: 1.1rem;
    }

    .advanced-options-toggle {
        min-height: 44px;
        width: 100%;
    }

    /* Class plan output */
    .class-plan-output {
        padding: 16px;
        font-size: 1rem;
        line-height: 1.65;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .class-plan-output h4 {
        font-size: 1.2rem;
        margin: 1.1em 0 0.5em;
    }

    .class-plan-output h5 {
        font-size: 1.05rem;
    }

    .class-plan-output li,
    .class-plan-output p {
        font-size: 1rem;
    }

    .output-header {
        flex-direction: column;
        gap: 12px;
        align-items: stretch;
    }

    .output-actions {
        flex-direction: column;
        width: 100%;
        gap: 10px;
    }

    .output-actions .action-btn {
        width: 100%;
        min-height: 44px;
        font-size: 1rem;
    }

    .plan-status-buttons {
        flex-direction: column;
        align-items: stretch;
    }

    .plan-status-buttons .status-btn {
        min-height: 44px;
        width: 100%;
    }

    .plan-skill-move-btn {
        min-width: 44px;
        min-height: 44px;
        padding: 8px 10px;
        font-size: 1rem;
        line-height: 1;
    }

    .plan-skill-move-dropdown button {
        min-height: 44px;
        font-size: 0.95rem;
    }

    /* Customize / skill picker rows */
    .customized-skill-picker,
    .customize-panel {
        padding: 16px;
    }

    .skill-picker-row {
        flex-direction: column;
        align-items: stretch;
    }

    .skill-picker-select {
        min-width: 0;
        width: 100%;
        min-height: 44px;
    }

    .skill-picker-row .secondary-btn {
        width: 100%;
        min-height: 44px;
    }

    .chosen-skill-row,
    .editable-skill-row {
        flex-wrap: wrap;
        gap: 8px;
        align-items: flex-start;
    }

    .skill-row-actions {
        flex-wrap: wrap;
    }

    .mini-btn {
        min-height: 40px;
        padding: 8px 12px;
    }

    /* Skills tab */
    .skills-management {
        padding: 12px 0;
    }

    .skills-header h3 {
        font-size: 1.45rem;
    }

    .skills-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .skills-actions .primary-btn,
    .skills-actions .secondary-btn,
    .skills-actions .danger-btn {
        width: 100%;
        min-height: 44px;
        justify-content: center;
    }

    .skills-actions .primary-btn {
        order: -1;
        font-size: 1.05rem;
    }

    .skills-filter {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
    }

    .skills-filter label {
        display: block;
    }

    .skills-filter select,
    .skills-filter input {
        width: 100%;
        min-height: 44px;
        font-size: 16px;
    }

    .skills-search-sort {
        flex-direction: column;
        align-items: stretch;
        min-width: 0;
        width: 100%;
    }

    .skills-search-sort input[type="text"],
    .skills-search-sort select {
        width: 100%;
        min-width: 0;
        min-height: 44px;
    }

    .skill-import-bar {
        flex-direction: column;
        align-items: stretch;
    }

    .skill-import-bar .secondary-btn {
        width: 100%;
        min-height: 44px;
    }

    .skills-list {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .skills-list.skills-list--grouped .skills-module-body {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .skill-card h4 {
        font-size: 1.05rem;
        word-break: break-word;
    }

    .skill-card-actions button {
        min-width: 44px;
        min-height: 44px;
        padding: 8px;
    }

    .trending-skills-container {
        max-width: 100%;
        overflow-x: hidden;
    }

    .trending-skills-grid {
        grid-template-columns: 1fr;
    }

    /* Modals — near full-screen */
    .modal {
        align-items: flex-end;
        justify-content: center;
        padding: 0;
    }

    .modal-content {
        width: 100%;
        max-width: 100%;
        max-height: min(100vh, 100dvh);
        border-radius: 12px 12px 0 0;
        margin: 0;
        display: flex;
        flex-direction: column;
    }

    #skill-modal .modal-content,
    #skill-csv-import-modal .modal-content,
    #readiness-report-modal .modal-content {
        max-height: min(100vh, 100dvh);
        height: auto;
        min-height: 36vh;
    }

    #pick-skill-modal .modal-content {
        max-height: min(100vh, 100dvh);
        height: auto;
    }

    #readiness-report-modal .modal-content {
        border-radius: 12px 12px 0 0;
    }

    .modal-header {
        flex-shrink: 0;
        padding: 14px 16px;
    }

    .modal-header h3 {
        font-size: 1.2rem;
        padding-right: 8px;
    }

    .modal-close {
        min-width: 44px;
        min-height: 44px;
        width: 44px;
        height: 44px;
        font-size: 1.5rem;
    }

    .modal-body {
        flex: 1 1 auto;
        min-height: 0;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        padding: 16px;
    }

    #skill-modal .modal-body {
        display: flex;
        flex-direction: column;
    }

    #skill-modal #skill-form {
        display: flex;
        flex-direction: column;
        flex: 1 1 auto;
        min-height: 0;
    }

    #skill-modal .modal-actions {
        position: sticky;
        bottom: 0;
        margin-top: auto;
        padding: 16px 0 0;
        background: linear-gradient(to top, #fff 85%, rgba(255, 255, 255, 0.9));
        border-top: 1px solid var(--tca-secondary);
        flex-wrap: wrap;
        gap: 10px;
        justify-content: stretch;
    }

    #skill-modal .modal-actions .primary-btn,
    #skill-modal .modal-actions .secondary-btn {
        flex: 1 1 auto;
        min-width: 0;
        min-height: 48px;
    }

    .pick-skill-search-input {
        width: 100%;
        box-sizing: border-box;
        margin-bottom: 12px;
        padding: 12px 14px;
        min-height: 44px;
        border: 2px solid var(--tca-secondary);
        border-radius: 6px;
        font-size: 16px;
    }

    .pick-skill-list {
        max-height: min(50vh, 400px);
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

    .pick-skill-btn {
        min-height: 44px;
        width: 100%;
        text-align: left;
    }

    #pick-skill-modal .modal-actions {
        position: sticky;
        bottom: 0;
        background: var(--white);
        padding-top: 12px;
        margin-top: 12px;
        border-top: 1px solid var(--tca-secondary);
    }

    #pick-skill-modal .modal-actions .secondary-btn {
        width: 100%;
        min-height: 48px;
    }

    .skill-csv-import-modal-content .modal-body {
        flex: 1 1 auto;
        min-height: 0;
    }

    .skill-csv-preview-wrap {
        max-width: 100%;
        -webkit-overflow-scrolling: touch;
    }

    .skill-csv-import-modal-content .modal-actions {
        flex-shrink: 0;
        flex-wrap: wrap;
        padding: 12px 16px 16px;
        margin-top: 0;
        border-top: 1px solid var(--tca-secondary);
        background: var(--white);
        position: sticky;
        bottom: 0;
    }

    .skill-csv-import-modal-content .modal-actions .primary-btn,
    .skill-csv-import-modal-content .modal-actions .secondary-btn {
        flex: 1 1 auto;
        min-width: 120px;
        min-height: 48px;
    }

    /* Settings */
    .settings-invite-row {
        flex-direction: column;
        align-items: stretch;
        flex-wrap: wrap;
    }

    .settings-invite-row input[type="email"],
    .settings-invite-row select,
    .settings-invite-row button {
        width: 100%;
        min-height: 44px;
    }

    .settings-invite-row select {
        width: 100%;
    }

    .settings-add-row {
        flex-direction: column;
        align-items: stretch;
    }

    .settings-add-row input[type="text"],
    .settings-form .btn-secondary {
        width: 100%;
        min-height: 44px;
    }

    .settings-form .btn-secondary {
        white-space: normal;
    }

    .settings-item-list .settings-item-delete {
        min-width: 44px;
        min-height: 44px;
    }

    .settings-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .settings-actions .primary-btn {
        min-height: 48px;
    }

    /* History & misc */
    .history-toolbar {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
    }

    .history-toolbar select {
        width: 100%;
        min-height: 44px;
    }

    .dashboard-actions-row {
        flex-direction: column;
    }

    .dashboard-actions-row .btn-secondary {
        width: 100%;
        min-height: 44px;
    }
}

/* Tablet portrait — keep readable columns, soften density */
@media (min-width: 769px) and (max-width: 1024px) {
    body {
        padding: 16px;
    }

    .container {
        padding: 28px;
    }

    .tabs {
        flex-wrap: wrap;
        gap: 8px;
    }

    .tab-button {
        min-height: 44px;
    }

    .skills-list {
        grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    }

    .button-group {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    }
}

/* ===========================
   Print Styles
   =========================== */
@media print {
    body {
        background-color: white;
        padding: 0;
    }

    .container {
        box-shadow: none;
        padding: 20px;
    }

    .generator-form,
    .output-header,
    .tabs,
    .skills-management,
    .customize-panel {
        display: none !important;
    }

    .output-section {
        display: block !important;
    }

    .class-plan-output {
        border: none;
        background-color: white;
    }

    .class-plan-output h4 {
        page-break-after: avoid;
    }
}

/* ===========================
   Utility Classes
   =========================== */
.text-center {
    text-align: center;
}

.mt-20 {
    margin-top: 20px;
}

.mb-20 {
    margin-bottom: 20px;
}

.hidden {
    display: none !important;
}

.fade-in {
    animation: fadeIn 0.5s ease;
}

/* Demo mode banner */
.demo-mode-banner {
    background: linear-gradient(90deg, var(--tca-accent-light) 0%, var(--tca-accent) 100%);
    color: var(--white);
    text-align: center;
    padding: 10px 16px;
    font-size: 0.95rem;
    font-weight: 500;
    margin-bottom: 12px;
    border-radius: 8px;
}
/* Demo leads table (Settings) */
.demo-leads-table { width: 100%; border-collapse: collapse; margin-bottom: 12px; font-size: 0.9rem; }
.demo-leads-table th, .demo-leads-table td { padding: 8px 10px; text-align: left; border-bottom: 1px solid var(--tca-secondary); }
.demo-leads-table th { background: var(--tca-secondary); font-weight: 600; }
.demo-link-wrap { display: inline-flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.demo-link-input { max-width: 280px; font-size: 0.85rem; padding: 4px 8px; }
#demo-leads-table-wrap { overflow-x: auto; }
#demo-leads-empty { margin-bottom: 8px; }

/* ===== ONBOARDING WIZARD ===== */
/* Default hidden — only .onboarding-overlay-visible shows flex. Avoids full-screen blocker if inline display is cleared. */
#onboarding-overlay {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: linear-gradient(135deg, #546e7a 0%, #37474f 100%);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 10000 !important;
    animation: modalSlideIn 0.3s ease;
}
/* Hide fixed/sticky UI elements when onboarding is active */
body.onboarding-active #sign-out-btn,
body.onboarding-active .sign-out-btn,
body.onboarding-active [id*="sign-out"] {
    display: none !important;
}
body.onboarding-active #header-sign-out-wrap {
    display: none !important;
}
#onboarding-overlay.onboarding-overlay-visible {
    display: flex;
}
.onboarding-card {
    background: var(--white);
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.3);
    padding: 40px;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
}
.onboarding-card .btn-primary {
    background-color: var(--tca-accent);
    color: var(--white);
    border: none;
    padding: 12px 24px;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s;
}
.onboarding-card .btn-primary:hover {
    background-color: var(--tca-accent-hover);
}
.onboarding-card .btn-secondary {
    background-color: var(--tca-secondary);
    color: var(--tca-text);
    border: none;
    padding: 12px 24px;
    border-radius: 6px;
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.2s;
}
.onboarding-card .btn-secondary:hover {
    background-color: #c8c8c8;
}
.onboarding-card .btn-cancel {
    background-color: var(--tca-secondary);
    color: var(--tca-text);
    border: none;
    padding: 12px 24px;
    border-radius: 6px;
    font-size: 1rem;
    cursor: pointer;
}
.onboarding-card h2 {
    color: var(--tca-accent);
    font-size: 1.5rem;
    margin-bottom: 8px;
}
.onboarding-card p {
    color: var(--tca-neutral);
    margin-bottom: 24px;
}
.onboarding-progress {
    margin-bottom: 32px;
}
.onboarding-step-label {
    font-size: 0.85rem;
    color: var(--tca-neutral);
    display: block;
    margin-bottom: 8px;
}
.onboarding-progress-bar {
    height: 6px;
    background: var(--tca-secondary);
    border-radius: 3px;
    overflow: hidden;
}
.onboarding-progress-fill {
    height: 100%;
    background: var(--tca-accent);
    border-radius: 3px;
    transition: width 0.3s ease;
}
.onboarding-actions {
    display: flex;
    gap: 12px;
    align-items: center;
    justify-content: flex-end;
    margin-top: 32px;
    flex-wrap: wrap;
}
.onboarding-skip {
    color: var(--tca-neutral);
    font-size: 0.9rem;
    text-decoration: none;
    margin-right: auto;
}
.onboarding-skip:hover {
    color: var(--tca-text);
}
.onboarding-inline-add {
    display: flex;
    gap: 8px;
}
.onboarding-inline-add input {
    flex: 1;
}
.onboarding-list {
    list-style: none;
    padding: 0;
    margin: 12px 0 0;
}
.onboarding-list li {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 12px;
    background: var(--tca-bg);
    border-radius: 6px;
    margin-bottom: 6px;
    font-size: 0.95rem;
}
.onboarding-list li button {
    background: none;
    border: none;
    color: var(--danger);
    cursor: pointer;
    font-size: 1rem;
    padding: 0 4px;
}
.onboarding-tier-options {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}
.onboarding-tier-option {
    flex: 1;
    min-width: 180px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 14px;
    border: 2px solid var(--tca-secondary);
    border-radius: 8px;
    cursor: pointer;
    transition: border-color 0.2s;
}
.onboarding-tier-option:has(input:checked) {
    border-color: var(--tca-accent);
    background: #f0f4f5;
}
.onboarding-tier-option input {
    margin-top: 3px;
    flex-shrink: 0;
}
.onboarding-levels-apparatus-block {
    margin-bottom: 20px;
}
.onboarding-levels-apparatus-block h4 {
    color: var(--tca-accent);
    margin-bottom: 8px;
    font-size: 1rem;
}
.onboarding-done {
    text-align: center;
    padding: 20px 0;
}
.onboarding-done-icon {
    font-size: 3rem;
    margin-bottom: 16px;
}
.onboarding-error {
    margin-top: 16px;
    padding: 10px 14px;
    background: #fff5f5;
    border: 1px solid var(--danger);
    border-radius: 6px;
    color: var(--danger);
    font-size: 0.9rem;
}
.no-data-hint {
    color: var(--tca-neutral);
    font-size: 0.9rem;
    font-style: italic;
    padding: 8px 0;
    margin: 0;
}

/* ===== STUDIO INVITATION BANNER ===== */
.studio-invitation-banner {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: var(--tca-accent);
    color: var(--white);
    padding: 12px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 9999;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}
.studio-invitation-banner p {
    margin: 0;
    flex: 1;
    color: var(--white);
}

/* ===== STUDIO MANAGEMENT ===== */
.studio-name-display {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--tca-accent);
    margin-bottom: 8px;
}
.settings-team-member {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 12px;
    background: var(--tca-bg);
    border-radius: 6px;
    margin-bottom: 8px;
    flex-wrap: wrap;
    gap: 8px;
}
.team-member-info {
    display: flex;
    align-items: center;
    gap: 10px;
}
.team-member-name {
    font-weight: 600;
}
.team-member-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}
.trust-level-badge {
    font-size: 0.78rem;
    padding: 2px 8px;
    border-radius: 12px;
    font-weight: 600;
}
.trust-owner_admin { background: #ffd700; color: #333; }
.trust-senior { background: #c0c0c0; color: #333; }
.trust-standard { background: #4a90d9; color: white; }
.trust-guided { background: #88bb88; color: #333; }
.trust-restricted { background: #e0e0e0; color: #666; }

/* Sign-out stays above fixed strips (e.g. studio invitation banner z-index 9999) */
#header-sign-out-wrap {
    position: relative;
    z-index: 10020;
}

/* Settings tab — card layout */
.settings-card {
    background: var(--white, #FFFFFF);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 12px;
    margin-bottom: 20px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}
.settings-card-header {
    padding: 16px 20px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    background: var(--tca-bg, #FAF9F7);
}
.settings-card-header h3 {
    margin: 0;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--tca-accent, #8B2635);
}
.settings-card-body {
    padding: 20px;
}
.settings-card-body h4,
.settings-card-body h5 {
    margin-top: 16px;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--tca-text, var(--text, #2C2C2C));
}
.settings-card-body h4:first-child,
.settings-card-body h5:first-child {
    margin-top: 0;
}
.settings-card-body > .settings-subsection {
    padding: 12px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.04);
}
.settings-card-body > .settings-subsection:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.settings-invite-row {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 10px;
    flex-wrap: nowrap;
}
.settings-invite-row input[type="email"] {
    flex: 1;
    min-width: 200px;
    padding: 10px 12px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 0.9rem;
    box-sizing: border-box;
    background: var(--white, #fff);
    color: var(--tca-text);
}
.settings-invite-row input[type="email"]:focus {
    outline: none;
    border-color: var(--tca-accent);
}
.settings-invite-row select {
    width: 140px;
    padding: 10px 8px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 0.9rem;
    flex-shrink: 0;
    box-sizing: border-box;
    background: var(--white, #fff);
    color: var(--tca-text);
}
.settings-invite-row select:focus {
    outline: none;
    border-color: var(--tca-accent);
}
.settings-invite-row button {
    flex-shrink: 0;
    white-space: nowrap;
}

/* ===== STUDIO DASHBOARD ===== */
.dashboard-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 20px 0;
}
.dashboard-header {
    margin-bottom: 24px;
}
.dashboard-header h2 {
    margin: 0 0 4px;
    color: var(--tca-accent, #8B2635);
    font-size: 1.4rem;
}
.dashboard-stats-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-bottom: 28px;
}
.dashboard-stat-card {
    background: var(--white, #fff);
    border: 1px solid rgba(0,0,0,0.08);
    border-radius: 12px;
    padding: 20px 16px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--tca-accent, #8B2635);
    line-height: 1;
    margin-bottom: 4px;
}
.stat-label {
    font-size: 0.85rem;
    color: #666;
    font-weight: 500;
}
.dashboard-section {
    background: var(--white, #fff);
    border: 1px solid rgba(0,0,0,0.08);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.dashboard-section h3 {
    margin: 0 0 12px;
    font-size: 1.05rem;
    font-weight: 600;
}
.dashboard-team-row,
.dashboard-plan-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid rgba(0,0,0,0.04);
}
.dashboard-team-row:last-child,
.dashboard-plan-row:last-child {
    border-bottom: none;
}
.plan-date {
    color: #888;
    font-size: 0.85rem;
}
.dashboard-coverage-row {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 0;
}
.coverage-name {
    width: 120px;
    font-weight: 500;
    flex-shrink: 0;
}
.coverage-count {
    width: 70px;
    font-size: 0.85rem;
    color: #666;
    flex-shrink: 0;
}
.coverage-bar {
    flex: 1;
    height: 8px;
    background: #eee;
    border-radius: 4px;
    overflow: hidden;
}
.coverage-bar-fill {
    height: 100%;
    background: var(--tca-accent, #8B2635);
    border-radius: 4px;
    transition: width 0.3s ease;
}
.dashboard-actions-row {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

@media (max-width: 600px) {
    .dashboard-stats-row {
        grid-template-columns: repeat(2, 1fr);
    }
    .coverage-name {
        width: 80px;
    }
}

/* ===== STUDIO MEMBER BANNER ===== */
.studio-member-banner {
    background: var(--tca-bg);
    border-bottom: 1px solid var(--tca-secondary);
    padding: 8px 20px;
    font-size: 0.9rem;
    color: var(--tca-neutral);
    text-align: center;
}
.studio-member-banner strong {
    color: var(--tca-accent);
}

/* ===== BILLING GATE (trial banner only — upgrade modal styles live at end of file) ===== */
.trial-banner { background:#EFF6FF; border-bottom:1px solid #BFDBFE; padding:8px 20px; font-size:0.9rem; color:#1E40AF; text-align:center; }
.trial-banner a { color:#1E40AF; font-weight:600; text-decoration:underline; }
.trial-banner.trial-expired { background:#FEF2F2; border-color:#FECACA; color:#991B1B; }
.trial-banner.trial-expired a { color:#991B1B; }

/* ===== SKILL PAIRING INSIGHTS (generator) ===== */
.skill-pairing-insights {
    background: #F0F9FF;
    border: 1px solid #BAE6FD;
    border-radius: 10px;
    padding: 12px 16px;
    margin: 12px 0;
    font-size: 0.88rem;
}
.insights-header {
    font-size: 0.9rem;
    margin-bottom: 8px;
    color: var(--tca-accent, #8B2635);
}
.insight-row {
    padding: 4px 0;
    color: #334155;
    line-height: 1.5;
}
.insight-stale { color: #B45309; }
.insight-pairs { color: #1E40AF; }
.insight-meta { color: #64748B; font-size: 0.8rem; margin-top: 4px; }

/* Generator — class length (shares .form-section select styling via .form-group) */
.generator-form .generator-duration-group {
    margin-bottom: 1.25rem;
}
.generator-form .generator-duration-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--tca-text, #333);
}
.generator-form .generator-duration-group select {
    width: 100%;
    max-width: 320px;
    padding: 10px 12px;
    border: 2px solid var(--tca-secondary, #e0dcd6);
    border-radius: 8px;
    font-size: 1rem;
    background: var(--white, #fff);
}

/* Skill detail — multi-video references */
.skill-videos-header {
    font-weight: 600;
    font-size: 0.88rem;
    margin: 12px 0 6px;
    color: var(--tca-accent, #8B2635);
}
.skill-videos-list {
    margin: 8px 0;
}
.skill-video-row {
    padding: 6px 0;
    border-bottom: 1px solid #F1F5F9;
}
.skill-video-row:last-child {
    border-bottom: none;
}
.skill-video-link {
    color: #2563EB;
    text-decoration: none;
    font-size: 0.88rem;
}
.skill-video-link:hover {
    text-decoration: underline;
}

/* Class plan — AI section learning (move controls + badge) */
.plan-skill-row-wrap {
    position: relative;
}
.plan-skill-row {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    padding: 4px 0;
}
.plan-skill-line-inner {
    flex: 1 1 auto;
    min-width: 0;
}
.plan-skill-move-btn {
    background: none;
    border: 1px solid #E2E8F0;
    border-radius: 4px;
    padding: 2px 6px;
    cursor: pointer;
    font-size: 0.8rem;
    color: #94A3B8;
    transition: color 0.2s, border-color 0.2s;
    flex-shrink: 0;
}
.plan-skill-move-btn:hover {
    color: #8B2635;
    border-color: #8B2635;
}
.plan-skill-move-dropdown {
    position: absolute;
    right: 0;
    top: 100%;
    background: white;
    border: 1px solid #E2E8F0;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    padding: 4px;
    z-index: 100;
    min-width: 160px;
}
.plan-skill-move-dropdown[hidden] {
    display: none !important;
}
.plan-skill-move-dropdown button {
    display: block;
    width: 100%;
    text-align: left;
    padding: 6px 10px;
    border: none;
    background: none;
    cursor: pointer;
    font-size: 0.82rem;
    border-radius: 4px;
    color: #334155;
}
.plan-skill-move-dropdown button:hover {
    background: #F1F5F9;
    color: #8B2635;
}
.ai-learned-badge {
    font-size: 0.75rem;
    opacity: 0.8;
    cursor: help;
    flex-shrink: 0;
}
.plan-skill-learned-toast {
    color: #16A34A;
    font-size: 0.75rem;
    animation: tcaFadeInOut 2s ease-in-out;
}
@keyframes tcaFadeInOut {
    0% { opacity: 0; }
    20% { opacity: 1; }
    80% { opacity: 1; }
    100% { opacity: 0; }
}

/* Post–sign-in init: covers app until profile + cache (or onboarding) are ready */
#tca-loading-screen {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: #0F172A;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 99999;
    color: #F8FAFC;
    font-family: var(--font-body, 'Inter', sans-serif);
}
#tca-loading-screen p {
    margin-top: 16px;
    font-size: 0.95rem;
    color: #94A3B8;
}
.tca-loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid #334155;
    border-top: 3px solid #8B2635;
    border-radius: 50%;
    animation: tcaSpin 0.8s linear infinite;
}
@keyframes tcaSpin {
    to { transform: rotate(360deg); }
}

/* Late mobile overrides — these rules load after .plan-skill-*, .settings-invite-row, .generator-duration (same file) */
@media (max-width: 768px) {
    #class-plan-output .plan-skill-move-btn,
    .class-plan-output .plan-skill-move-btn {
        min-width: 44px;
        min-height: 44px;
        padding: 8px 10px;
        font-size: 1rem;
        line-height: 1;
    }

    #class-plan-output .plan-skill-move-dropdown button,
    .class-plan-output .plan-skill-move-dropdown button {
        min-height: 44px;
        font-size: 0.95rem;
    }

    .generator-form .generator-duration-group select {
        max-width: 100%;
        min-height: 44px;
        font-size: 16px;
    }

    .settings-management .settings-invite-row {
        flex-direction: column;
        align-items: stretch;
        flex-wrap: wrap;
    }

    .settings-management .settings-invite-row input[type="email"],
    .settings-management .settings-invite-row select,
    .settings-management .settings-invite-row button {
        width: 100%;
        min-height: 44px;
    }

    .settings-management .settings-invite-row select {
        width: 100%;
    }
}

/* ============================================
   UPGRADE MODAL — TCA Brand Colors
   (Single source of truth — do not add .modal on inner panel)
   ============================================ */
#upgrade-modal {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    background: rgba(0, 0, 0, 0.85) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    z-index: 99999 !important;
}
#upgrade-modal .upgrade-modal-content {
    background: #0F172A !important;
    border: 1px solid #334155 !important;
    border-radius: 16px !important;
    color: #F8FAFC !important;
    max-width: 950px !important;
    width: 95% !important;
    max-height: 90vh !important;
    overflow-y: auto !important;
    padding: 32px !important;
    display: block !important;
}
#upgrade-modal .upgrade-modal-content h2 {
    color: #F8FAFC !important;
    text-align: center !important;
    margin-bottom: 8px !important;
}
#upgrade-modal .upgrade-subtitle {
    text-align: center !important;
    color: #94A3B8 !important;
    margin-bottom: 24px !important;
}
#upgrade-modal .upgrade-tiers {
    display: grid !important;
    grid-template-columns: repeat(4, 1fr) !important;
    gap: 16px !important;
}
#upgrade-modal .upgrade-tier {
    display: block !important;
    background: #1E293B !important;
    border: 1px solid #334155 !important;
    border-radius: 12px !important;
    padding: 24px 16px !important;
    text-align: center !important;
    position: relative !important;
    min-height: 300px !important;
}
#upgrade-modal .upgrade-tier-popular {
    border-color: #8B2635 !important;
    box-shadow: 0 0 20px rgba(139, 38, 53, 0.3) !important;
}
#upgrade-modal .upgrade-popular-badge {
    position: absolute !important;
    top: -12px !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
    background: #8B2635 !important;
    color: #F8FAFC !important;
    padding: 4px 16px !important;
    border-radius: 20px !important;
    font-size: 0.75rem !important;
    font-weight: 600 !important;
    white-space: nowrap !important;
}
#upgrade-modal .upgrade-tier h3 {
    color: #F8FAFC !important;
    margin-bottom: 8px !important;
}
#upgrade-modal .upgrade-price {
    font-size: 2rem !important;
    font-weight: 700 !important;
    color: #F8FAFC !important;
    margin: 16px 0 !important;
}
#upgrade-modal .upgrade-price span {
    font-size: 0.9rem !important;
    color: #94A3B8 !important;
    font-weight: 400 !important;
}
#upgrade-modal .upgrade-tier ul {
    list-style: none !important;
    padding: 0 !important;
    margin: 16px 0 !important;
    text-align: left !important;
}
#upgrade-modal .upgrade-tier li {
    padding: 6px 0 !important;
    font-size: 0.85rem !important;
    color: #CBD5E1 !important;
    border-bottom: 1px solid #1E293B !important;
}
#upgrade-modal .upgrade-tier li:before {
    content: '✓ ' !important;
    color: #8B2635 !important;
}
#upgrade-modal .upgrade-tier .btn,
#upgrade-modal .upgrade-tier .btn-primary,
#upgrade-modal .upgrade-tier button {
    width: 100% !important;
    margin-top: 12px !important;
    background: #8B2635 !important;
    color: #F8FAFC !important;
    border: none !important;
    border-radius: 8px !important;
    padding: 12px 20px !important;
    font-weight: 600 !important;
    cursor: pointer !important;
    font-size: 0.95rem !important;
}
#upgrade-modal .upgrade-tier .btn:hover,
#upgrade-modal .upgrade-tier button:hover {
    background: #A13040 !important;
}
#upgrade-modal .modal-close {
    position: absolute !important;
    top: 16px !important;
    right: 16px !important;
    background: none !important;
    border: none !important;
    color: #94A3B8 !important;
    font-size: 1.5rem !important;
    cursor: pointer !important;
}
#upgrade-modal .upgrade-dismiss {
    color: #94A3B8 !important;
    text-align: center !important;
    display: block !important;
    margin-top: 16px !important;
}
@media (max-width: 768px) {
    #upgrade-modal .upgrade-tiers {
        grid-template-columns: 1fr !important;
        gap: 12px !important;
    }
    #upgrade-modal .upgrade-modal-content {
        padding: 16px !important;
    }
}

.trial-notice {
    color: #f59e0b;
    font-size: 0.85rem;
}