* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg: #f4f5f7;
    --surface: #ffffff;
    --surface-2: #f1f5f9;
    --border: #e5e7eb;
    --border-strong: #cbd5e1;
    --text: #111827;
    --text-strong: #0f172a;
    --muted: #6b7280;
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --primary-light: #3b82f6;
    --primary-active: #1e40af;
    --primary-rgb: 37, 99, 235;
    --primary-light-rgb: 59, 130, 246;
    --on-primary: #ffffff;
    --accent-soft: #eff6ff;
    --accent-soft-2: #dbeafe;
    --accent-border: #bfdbfe;
    --accent-strong: #1e40af;
    --danger: #dc2626;
    --danger-hover: #b91c1c;
    --danger-soft: #fef2f2;
    --danger-border: #fecaca;
    --danger-strong: #991b1b;
    --success: #059669;
    --success-soft: #ecfdf5;
    --success-border: #a7f3d0;
    --success-strong: #065f46;
    --tag-purple-bg: #fdf4ff;
    --tag-purple-text: #a21caf;
    --tag-purple-border: #f5d0fe;
    --shadow-rgb: 15, 23, 42;
    --font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display", "Inter Variable", "Inter", "Segoe UI", "Roboto", "Helvetica Neue", Arial, sans-serif;
    --gradient-brand: linear-gradient(135deg, var(--primary-light), var(--primary));
    --gradient-hero: linear-gradient(135deg, var(--accent-soft), var(--accent-soft-2));
    --radius: 8px;
}

body {
    font-family: var(--font-sans);
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
    min-height: 100vh;
}

a {
    color: var(--primary);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.mono {
    font-family: ui-monospace, 'SF Mono', Menlo, Consolas, monospace;
    font-size: 0.9em;
}

.muted {
    color: var(--muted);
}

.hint {
    color: var(--muted);
    font-size: 0.9rem;
    margin-top: 1rem;
}

/* Layout */
.container {
    max-width: 600px;
    margin: 0 auto;
    padding: 3rem 1rem;
}

.container-wide {
    max-width: 100%;
    margin: 0;
    padding: 0;
}

.card-narrow {
    max-width: 520px;
    margin: 0 auto;
}

/* Topbar */
.topbar {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 10;
}

.topbar-inner {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 0 1.5rem;
    height: 56px;
    max-width: 1600px;
    margin: 0 auto;
}

.brand {
    font-weight: 700;
    font-size: 1rem;
    white-space: nowrap;
}

.brand-sub {
    font-weight: 400;
    color: var(--muted);
    font-size: 0.85rem;
}

.tabs {
    display: flex;
    gap: 0.25rem;
    flex: 1;
    overflow-x: auto;
}

.tab {
    padding: 0.5rem 0.875rem;
    border-radius: 6px;
    color: var(--muted);
    font-size: 0.9rem;
    font-weight: 700;
    white-space: nowrap;
    text-decoration: none !important;
}

.tab:hover {
    background: var(--bg);
    color: var(--text);
}

.tab.active {
    background: var(--accent-soft);
    color: var(--primary);
}

.tab-disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    white-space: nowrap;
}

.topbar-user {
    font-size: 0.875rem;
    color: var(--muted);
}

/* Page content */
.page-content {
    max-width: 1600px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

.page-head {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.page-head h1 {
    font-size: 1.5rem;
    font-weight: 700;
}

.badge {
    background: var(--bg);
    border: 1px solid var(--border);
    padding: 0.125rem 0.625rem;
    border-radius: 999px;
    font-size: 0.8rem;
    color: var(--muted);
    font-weight: 600;
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

@media (max-width: 800px) {
    .grid-2 {
        grid-template-columns: 1fr;
    }
    .topbar-inner {
        flex-wrap: wrap;
        height: auto;
        padding: 0.75rem 1rem;
        gap: 0.5rem;
    }
}

/* Cards */
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.card-flush {
    padding: 0;
    overflow: hidden;
}

.card-flush h2 {
    padding: 1.25rem 1.5rem 0;
}

.card h1 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.25rem;
}

.card h2 {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

/* Forms */
.form-group {
    margin-bottom: 1.1rem;
}

label {
    display: block;
    margin-bottom: 0.375rem;
    font-weight: 500;
    font-size: 0.9rem;
}

input[type="text"],
input[type="password"],
input[type="url"],
input[type="date"],
input[type="email"],
input[type="tel"] {
    width: 100%;
    padding: 0.625rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 0.95rem;
    font-family: inherit;
    background: var(--surface);
    transition: border-color 0.15s, box-shadow 0.15s;
}

input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.12);
}

input:disabled {
    background: var(--bg);
    color: var(--muted);
    cursor: not-allowed;
}

.radio-group {
    display: flex;
    gap: 1.5rem;
}

.radio-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 400;
    cursor: pointer;
}

.form-row {
    display: flex;
    gap: 1rem;
    align-items: flex-end;
    flex-wrap: wrap;
}

.form-row .form-group {
    margin-bottom: 0;
    min-width: 200px;
}

.form-grow {
    flex: 1;
}

.inline-form {
    display: inline;
}

/* Buttons */
.btn {
    display: inline-block;
    background: var(--primary);
    color: var(--on-primary);
    padding: 0.625rem 1.25rem;
    border: none;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    font-family: inherit;
    transition: background 0.15s;
    text-decoration: none !important;
}

.btn:hover {
    background: var(--primary-hover);
}

.btn-sm {
    padding: 0.3rem 0.7rem;
    font-size: 0.8rem;
}

.btn-block {
    display: block;
    width: 100%;
    text-align: center;
}

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

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

.btn-ghost {
    background: transparent;
    color: var(--muted);
    border: 1px solid var(--border);
}

.btn-ghost:hover {
    background: var(--bg);
    color: var(--text);
}

/* Alerts */
.alert {
    padding: 0.75rem 1rem;
    border-radius: 6px;
    margin-bottom: 1.25rem;
    font-size: 0.9rem;
}

.alert-success {
    background: var(--success-soft);
    color: var(--success-strong);
    border: 1px solid var(--success-border);
}

.alert-error,
.error {
    background: var(--danger-soft);
    color: var(--danger-strong);
    border: 1px solid var(--danger-border);
}

/* Tables */
.table-container {
    overflow: visible;
}

.table-full {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.82rem;
    table-layout: auto;
}

.table-full thead {
    background: var(--surface-2);
}

.table-full th {
    padding: 0.8rem 0.7rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--muted);
    border: 1px solid var(--border-strong);
}

.table-full td {
    height: 84px;
    padding: 0.85rem 0.7rem;
    border: 1px solid var(--border-strong);
    vertical-align: middle;
}

.table-full tbody tr:hover td {
    background: var(--surface-2);
}

.table-full tbody tr.row-past td {
    background-color: var(--border);
    background-image: repeating-linear-gradient(
        45deg,
        rgba(100, 116, 139, 0.1) 0,
        rgba(100, 116, 139, 0.1) 6px,
        transparent 6px,
        transparent 12px
    );
    color: var(--muted);
}

.table-full tbody tr.row-past td:first-child {
    border-left: 3px dashed var(--border-strong);
}

.table-full tbody tr.row-past:hover td {
    background-color: var(--border-strong);
}

.empty {
    text-align: center;
    color: var(--muted);
    padding: 2.5rem !important;
}

.link {
    color: var(--primary);
}

/* Tags */
.tag {
    display: inline-block;
    padding: 0.15rem 0.55rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    background: var(--bg);
    color: var(--muted);
    border: 1px solid var(--border);
}

.tag-hr {
    background: var(--tag-purple-bg);
    color: var(--tag-purple-text);
    border-color: var(--tag-purple-border);
}

.tag-tech {
    background: var(--accent-soft);
    color: var(--primary-active);
    border-color: var(--accent-border);
}

.tag-active {
    background: var(--success-soft);
    color: var(--success-strong);
    border-color: var(--success-border);
}

.tag-used {
    background: var(--bg);
    color: var(--muted);
}

/* Invite URL row */
.invite-url {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.invite-url code {
    background: var(--bg);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.8rem;
    word-break: break-all;
}

/* Definition list */
.dl dt {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--muted);
    font-weight: 600;
    margin-top: 0.875rem;
}

.dl dt:first-child {
    margin-top: 0;
}

.dl dd {
    font-size: 0.95rem;
    margin-top: 0.15rem;
}

/* Narrow forms inside wide page */
.page-content .card .form-row {
    max-width: 640px;
}

/* Range slider */
input[type="range"] {
    width: 100%;
    height: 6px;
    border-radius: 999px;
    background: var(--border-strong);
    outline: none;
    appearance: none;
}

input[type="range"]::-webkit-slider-thumb {
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary);
    cursor: pointer;
    transition: transform 0.15s;
}

input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.1);
}

input[type="range"]::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary);
    cursor: pointer;
    border: none;
    transition: transform 0.15s;
}

input[type="range"]::-moz-range-thumb:hover {
    transform: scale(1.1);
}

/* Tags input */
.tags-input {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag-checkbox {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.375rem 0.625rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 999px;
    cursor: pointer;
    font-size: 0.85rem;
    transition: all 0.15s;
}

.tag-checkbox:hover {
    border-color: var(--primary);
}

.tag-checkbox input[type="checkbox"] {
    width: 0.85rem;
    height: 0.85rem;
    accent-color: var(--primary);
}

.tag-default {
    background: var(--surface-2);
    color: var(--text);
    border-color: var(--border);
}

/* Result badge */
.result-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.375rem 0.75rem;
    background: var(--surface-2);
    border-radius: 999px;
}

.result-badge .rating {
    font-size: 1rem;
    font-weight: 700;
    color: var(--primary);
}

.result-comment {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    font-size: 0.8rem;
    color: var(--muted);
    max-width: 200px;
}

/* Icon button */
.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    padding: 0;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--surface);
    color: var(--muted);
    cursor: pointer;
    transition: all 0.15s;
    text-decoration: none !important;
}

.btn-icon:hover {
    background: var(--bg);
    color: var(--primary);
    border-color: var(--primary);
}

/* Text alignment */
.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

/* Hero section */
.hero {
    background: linear-gradient(135deg, var(--accent-soft) 0%, var(--accent-soft-2) 100%);
    border-radius: 24px;
    padding: 4rem 2rem;
    margin-bottom: 3rem;
    box-shadow: 0 20px 25px -5px rgba(var(--shadow-rgb), 0.1), 0 10px 10px -5px rgba(var(--shadow-rgb), 0.04);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 80%;
    height: 120%;
    background: radial-gradient(circle, rgba(var(--primary-light-rgb), 0.05) 0%, transparent 60%);
    pointer-events: none;
}

.hero h1 {
    font-size: 2.25rem;
    font-weight: 800;
    margin-bottom: 1rem;
    line-height: 1.2;
    color: var(--text);
}

.hero p {
    font-size: 1.1rem;
    color: var(--muted);
    max-width: 500px;
    margin-bottom: 2.5rem;
}

.hero-stats {
    display: flex;
    gap: 3rem;
    margin-top: 2.5rem;
}

.hero-stat {
    text-align: center;
}

.hero-stat-value {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--primary);
}

.hero-stat-label {
    font-size: 0.875rem;
    color: var(--muted);
    font-weight: 500;
}

/* Role cards */
.role-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.role-card {
    background: var(--surface);
    border: 2px solid var(--border);
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    text-decoration: none !important;
    color: inherit;
}

.role-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-light), var(--primary));
    transform: scaleX(0);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.role-card:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(var(--primary-rgb), 0.15);
}

.role-card:hover::before {
    transform: scaleX(1);
}

.role-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--accent-soft), var(--accent-soft-2));
    border-radius: 16px;
}

.role-icon svg {
    width: 32px;
    height: 32px;
    fill: var(--primary);
}

.role-card h2 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--text);
}

.role-card p {
    color: var(--muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Animated fade in */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    animation: fadeIn 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Brand styles */
.brand-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 6px rgba(var(--primary-rgb), 0.2);
}

.brand-text {
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Header link */
.header-link {
    color: var(--muted);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    transition: color 0.2s;
}

.header-link:hover {
    color: var(--primary);
}

/* Input focus styles */
input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.12);
}

/* Range slider thumb */
input[type="range"]::-webkit-slider-thumb {
    transform: scale(1);
    transition: transform 0.2s;
}

input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.15);
}

input[type="range"]::-moz-range-thumb {
    transform: scale(1);
    transition: transform 0.2s;
}

input[type="range"]::-moz-range-thumb:hover {
    transform: scale(1.15);
}

/* Mentor theme */
.brand-sub.mentor {
    color: var(--success);
    font-weight: 600;
}

/* Event registration form */
.event-form-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1.25rem;
}

.event-form-head .alert {
    margin: 0;
}

.event-form-head .hint {
    margin: 0;
}

.event-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-grid {
    display: grid;
    gap: 1rem;
}

.form-grid-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.form-grid-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.form-grid-5 {
    grid-template-columns: repeat(5, minmax(0, 1fr));
}

.form-section {
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1.1rem 1.15rem;
}

.form-section-title {
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--muted);
    margin: 0 0 0.9rem;
}

.form-section .form-group:last-child {
    margin-bottom: 0;
}

.form-section .tags-input {
    max-height: 266px;
    overflow-y: auto;
    padding-right: 0.25rem;
}

.form-section .tag-checkbox {
    background: var(--surface);
}

.event-form-actions {
    grid-column: 1 / -1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.event-form-actions .hint {
    margin: 0;
}

@media (max-width: 1200px) {
    .form-grid-5 {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 1000px) {
    .form-grid-4 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 800px) {
    .form-grid-5 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 640px) {
    .form-grid-2,
    .form-grid-4,
    .form-grid-5 {
        grid-template-columns: 1fr;
    }
}


/* Tag picker */
.tag-picker {
    position: relative;
}

.tag-picker-field {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.35rem;
    min-height: 42px;
    padding: 0.3rem 0.45rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 6px;
    cursor: text;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.tag-picker-field.focused {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.12);
}

.tag-picker-chips {
    display: contents;
}

.tag-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.2rem 0.55rem;
    background: var(--accent-soft-2);
    color: var(--accent-strong);
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 600;
    line-height: 1.3;
}

.tag-chip-remove {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1rem;
    height: 1rem;
    padding: 0;
    border: none;
    border-radius: 50%;
    background: transparent;
    color: var(--accent-strong);
    font-size: 0.95rem;
    line-height: 1;
    cursor: pointer;
}

.tag-chip-remove:hover {
    background: var(--accent-border);
}

.tag-picker-search {
    flex: 1 1 130px;
    width: auto;
    min-width: 110px;
    padding: 0.2rem 0.15rem !important;
    border: none !important;
    background: transparent !important;
    box-shadow: none !important;
    font-size: 0.85rem;
}

.tag-picker-dropdown {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    z-index: 30;
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    max-height: 190px;
    overflow-y: auto;
    padding: 0.6rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    box-shadow: 0 12px 24px rgba(var(--shadow-rgb), 0.14);
}

.tag-picker-dropdown[hidden] {
    display: none;
}

.tag-option {
    padding: 0.3rem 0.65rem;
    background: var(--surface-2);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 999px;
    font-family: inherit;
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.12s;
}

.tag-option:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--on-primary);
}

.tag-picker-empty {
    color: var(--muted);
    font-size: 0.85rem;
    padding: 0.25rem;
}

.tag-picker-hidden {
    display: none;
}

/* Interview result form */
.result-card {
    width: calc(100% - 2rem);
    max-width: 760px;
    margin: 2rem auto;
}

.rating-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 0.65rem;
}

.rating-head label {
    margin: 0;
}

.rating-value {
    font-size: 1rem;
    color: var(--muted);
    white-space: nowrap;
}

.rating-value strong {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
}

.rating-scale {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.rating-option {
    position: relative;
    display: inline-flex;
    margin: 0;
    cursor: pointer;
}

.rating-option input {
    position: absolute;
    opacity: 0;
    width: 1px;
    height: 1px;
    pointer-events: none;
}

.rating-option span {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.6rem;
    height: 2.6rem;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--surface);
    color: var(--text);
    font-weight: 600;
    transition: all 0.15s;
}

.rating-option span:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.rating-option input:checked + span {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--on-primary);
    box-shadow: 0 4px 10px rgba(var(--primary-rgb), 0.25);
    transform: translateY(-1px);
}

.rating-option input:focus-visible + span {
    outline: 3px solid rgba(var(--primary-rgb), 0.25);
    outline-offset: 2px;
}

.rating-legend {
    display: flex;
    justify-content: space-between;
    margin-top: 0.45rem;
    font-size: 0.75rem;
    color: var(--muted);
}

textarea {
    width: 100%;
    min-height: 120px;
    padding: 0.625rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--surface);
    color: var(--text);
    font-family: inherit;
    font-size: 0.95rem;
    line-height: 1.5;
    resize: vertical;
    transition: border-color 0.15s, box-shadow 0.15s;
}

textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.12);
}

.result-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-top: 1.5rem;
}


/* Table filters */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    gap: 0.85rem;
    padding: 1rem 1.1rem;
}

.filter-bar .form-group {
    flex: 1 1 170px;
    min-width: 155px;
    margin: 0;
}

.filter-actions {
    display: flex;
    gap: 0.5rem;
    margin-left: auto;
}


/* Sortable table header */
.sort-link {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    color: inherit;
    text-decoration: none;
}

.sort-link:hover {
    color: var(--primary);
}

.sort-arrow {
    font-size: 0.9rem;
    opacity: 0.7;
}

/* Mentor profile */
.profile-card {
    width: calc(100% - 2rem);
    max-width: 820px;
    margin: 0 auto;
}

.profile-actions {
    display: flex;
    justify-content: flex-end;
    margin-top: 1.5rem;
}


/* Profile blocks */
.form-group-full {
    grid-column: 1 / -1;
}

/* Selects */
select {
    width: 100%;
    padding: 0.625rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--surface);
    color: var(--text);
    font-family: inherit;
    font-size: 0.95rem;
    cursor: pointer;
    transition: border-color 0.15s, box-shadow 0.15s;
}

select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.12);
}

/* Mentor library */
.library-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1rem;
}

.library-card {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.1rem 1.2rem;
}

.library-card h3 {
    margin: 0;
    font-size: 1rem;
    font-weight: 700;
    line-height: 1.35;
}

.library-card h3 a {
    color: var(--text);
    text-decoration: none;
}

.library-card h3 a:hover {
    color: var(--primary);
}

.library-card p {
    margin: 0;
    color: var(--muted);
    font-size: 0.9rem;
    line-height: 1.5;
}

.library-card-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    margin-top: auto;
    padding-top: 0.35rem;
}

.library-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-bottom: 1.25rem;
}

.library-filter {
    padding: 0.4rem 0.8rem;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--surface);
    color: var(--muted);
    font-size: 0.85rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.15s;
}

.library-filter:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.library-filter.active {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--on-primary);
}

/* Library layout */
.library-page {
    padding-top: 1rem;
    padding-bottom: 1rem;
}

.library-page .page-head {
    margin-bottom: 1rem;
}

.library-page .library-filters {
    margin-bottom: 1rem;
}

.library-layout {
    display: grid;
    grid-template-columns: minmax(320px, 400px) minmax(0, 1fr);
    gap: 1.25rem;
    align-items: start;
}

.library-side,
.library-main {
    min-width: 0;
}

.library-form-card {
    padding: 1rem;
    margin-bottom: 0;
}

.library-form-card h2 {
    font-size: 1.05rem;
    margin: 0 0 0.85rem;
}

.library-form-card .form-grid {
    gap: 0;
}

.library-form-card .form-group {
    margin-bottom: 0.75rem;
}

.library-form-card .form-group:last-child {
    margin-bottom: 0;
}

.library-form-actions {
    text-align: right;
}

.library-form-card label {
    font-size: 0.85rem;
    margin-bottom: 0.3rem;
}

.library-form-card .hint {
    margin: 0.35rem 0 0;
    font-size: 0.78rem;
}

.library-form-card textarea {
    min-height: 64px;
}

.library-empty {
    padding: 1.25rem;
    margin-bottom: 0;
}

.library-main .card {
    margin-bottom: 0;
}

.library-form-card .upload-block {
    padding: 0.65rem 0.85rem;
    gap: 0.7rem;
}

.library-form-card .upload-block-icon,
.library-form-card .link-block-icon {
    width: 38px;
    height: 38px;
}

.library-form-card .link-block {
    padding: 0 0.85rem;
    gap: 0.7rem;
}

.library-form-card .link-block input[type="url"] {
    padding: 0.7rem 0;
}

.library-form-card .btn {
    padding: 0.55rem 1rem;
    font-size: 0.85rem;
}

.library-form-card .upload-block .btn {
    padding: 0.45rem 0.85rem;
}

@media (max-width: 900px) {
    .library-layout {
        grid-template-columns: 1fr;
    }
}

/* Library upload */
.upload-block {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.25rem;
    border: 2px dashed var(--border);
    border-radius: 12px;
    background: var(--bg);
    cursor: pointer;
    transition: border-color 0.15s, background 0.15s;
}

.upload-block:hover {
    border-color: var(--border-strong);
}

.upload-block.dragover {
    border-color: var(--primary);
    background: rgba(var(--primary-light-rgb), 0.08);
}

.upload-block.has-file {
    border-style: solid;
    border-color: var(--primary);
    background: var(--surface);
}

.upload-input {
    display: none;
}

.upload-block-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 46px;
    flex-shrink: 0;
    border-radius: 10px;
    background: rgba(var(--primary-light-rgb), 0.1);
    color: var(--primary);
}

.upload-block-copy {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    flex: 1;
    min-width: 0;
}

.upload-drag-hint {
    color: var(--text);
    font-size: 0.95rem;
    font-weight: 600;
}

.upload-block.has-file .upload-drag-hint {
    display: none;
}

.upload-block .btn {
    flex-shrink: 0;
}

.upload-file-meta {
    color: var(--muted);
    font-size: 0.88rem;
    font-weight: 500;
    word-break: break-all;
}

@media (max-width: 560px) {
    .upload-block {
        flex-wrap: wrap;
    }

    .upload-block .btn {
        width: 100%;
    }
}

.link-block {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0 1.25rem;
    border: 2px solid var(--border);
    border-radius: 12px;
    background: var(--bg);
    transition: border-color 0.15s, box-shadow 0.15s;
}

.link-block:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(var(--primary-light-rgb), 0.12);
}

.link-block-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 46px;
    flex-shrink: 0;
    border-radius: 10px;
    background: rgba(var(--primary-light-rgb), 0.1);
    color: var(--primary);
}

.link-block input[type="url"] {
    flex: 1;
    min-width: 0;
    border: none;
    background: transparent;
    padding: 1rem 0;
    font-size: 0.95rem;
}

.link-block input[type="url"]:focus {
    outline: none;
    border: none;
    box-shadow: none;
}

.library-file-info {
    color: var(--muted);
    font-size: 0.8rem;
    word-break: break-all;
}

.library-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
}

.tag-option-custom {
    background: var(--accent-soft);
    border-color: var(--accent-border);
    color: var(--primary-active);
    font-weight: 600;
}

/* Header right */
.header-right {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

/* Library toolbar */
.library-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.library-search {
    position: relative;
    flex: 1 1 220px;
    max-width: 380px;
}

.library-search svg {
    position: absolute;
    left: 0.7rem;
    top: 50%;
    width: 16px;
    height: 16px;
    transform: translateY(-50%);
    color: var(--muted);
    pointer-events: none;
}

.library-search input {
    width: 100%;
    padding: 0.55rem 0.75rem 0.55rem 2.1rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--surface);
    color: var(--text);
    font-family: inherit;
    font-size: 0.85rem;
}

.library-search input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.12);
}

.library-view-switch {
    display: inline-flex;
    gap: 2px;
    padding: 3px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
}

.library-view-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.35rem 0.65rem;
    border: none;
    border-radius: 6px;
    background: transparent;
    color: var(--muted);
    font-family: inherit;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
}

.library-view-btn svg {
    width: 14px;
    height: 14px;
}

.library-view-btn.active {
    background: var(--surface);
    color: var(--primary);
    box-shadow: 0 1px 2px rgba(var(--shadow-rgb), 0.12);
}

.tag-clickable {
    font-family: inherit;
    line-height: inherit;
    cursor: pointer;
    transition: border-color 0.15s, color 0.15s;
}

.tag-clickable:hover {
    border-color: var(--primary);
    color: var(--primary);
}

/* Library table view */
.library-table-wrap {
    display: none;
    overflow-x: auto;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
}

.library-page.view-table .library-grid {
    display: none;
}

.library-page.view-table .library-table-wrap {
    display: block;
}

.library-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.library-table th {
    padding: 0.7rem 0.85rem;
    text-align: left;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--muted);
    background: var(--surface-2);
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

.library-table td {
    padding: 0.75rem 0.85rem;
    border-bottom: 1px solid var(--border);
    vertical-align: top;
}

.library-table tbody tr:last-child td {
    border-bottom: none;
}

.library-table tbody tr:hover td {
    background: var(--bg);
}

.library-table-title a {
    color: var(--text);
    font-weight: 600;
    word-break: break-all;
}

.library-table-title a:hover {
    color: var(--primary);
}

.library-table-desc {
    max-width: 340px;
    color: var(--muted);
}

.library-table-size {
    color: var(--muted);
    white-space: nowrap;
}

.library-table-actions {
    text-align: right;
    white-space: nowrap;
}

.library-table-actions .link {
    font-weight: 600;
    margin-right: 0.5rem;
}

.library-table .btn-sm {
    padding: 0.3rem 0.65rem;
    border-radius: 6px;
    font-size: 0.75rem;
}

.library-card[hidden],
.library-row[hidden] {
    display: none !important;
}

.library-table-inline-tags {
    display: none;
    margin-top: 0.4rem;
}

.library-no-results {
    padding: 1.5rem;
    text-align: center;
    color: var(--muted);
}

@media (max-width: 700px) {
    .library-table th:first-child,
    .library-table td:first-child,
    .library-table th:nth-child(3),
    .library-table td:nth-child(3),
    .library-table th:nth-child(4),
    .library-table td:nth-child(4) {
        display: none;
    }

    .library-table-inline-tags {
        display: block;
    }
}

/* Student dashboard */
.dashboard-top .card {
    margin-bottom: 0;
}

.card-compact {
    padding: 1rem 1.15rem;
}

.card-compact h2 {
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
}

.profile-compact {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.75rem;
}

.profile-label {
    display: block;
    font-size: 0.68rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--muted);
}

.profile-value {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    overflow-wrap: anywhere;
}

.quick-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.5rem;
}

.quick-action {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.55rem 0.6rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--surface);
    color: var(--text);
    font-family: inherit;
    font-size: 0.8rem;
    font-weight: 600;
    line-height: 1.25;
    text-align: left;
    text-decoration: none !important;
    cursor: pointer;
    transition: border-color 0.15s, background 0.15s, color 0.15s;
}

.quick-action svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    color: var(--primary);
}

.quick-action:hover {
    border-color: var(--primary);
    background: var(--accent-soft);
    color: var(--primary);
}

.card-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    padding: 0 1.5rem 1rem;
}

/* Proposal modal */
body.modal-open {
    overflow: hidden;
}

.modal {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 2rem 1rem;
    overflow-y: auto;
}

.modal[hidden] {
    display: none;
}

.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(var(--shadow-rgb), 0.55);
}

.modal-dialog {
    position: relative;
    width: 100%;
    max-width: 560px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 14px;
    box-shadow: 0 24px 60px rgba(var(--shadow-rgb), 0.35);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border);
}

.modal-header h2 {
    margin: 0;
    font-size: 1.05rem;
}

.modal-close {
    padding: 0 0.25rem;
    border: none;
    background: transparent;
    color: var(--muted);
    font-size: 1.4rem;
    line-height: 1;
    cursor: pointer;
}

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

.modal-body {
    padding: 1.1rem 1.25rem;
}

.modal-body .form-group:last-of-type {
    margin-bottom: 1rem;
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
}

/* Mentor approvals */
.approval-actions {
    display: flex;
    justify-content: flex-end;
    flex-wrap: wrap;
    gap: 0.4rem;
}

@media (max-width: 640px) {
    .profile-compact {
        grid-template-columns: 1fr;
        gap: 0.55rem;
    }

    .quick-actions {
        grid-template-columns: 1fr;
    }
}