@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,500;9..144,600;9..144,700&family=Inter:wght@400;500;600;700&display=swap');
@import url('tokens.css');

/* Lernwerk – App UI */

*, *::before, *::after { box-sizing: border-box; }

body {
    margin: 0;
    font-family: var(--font-body);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
}

.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1rem;
}

/* Header */
.site-header {
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 64px;
    gap: 1rem;
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    text-decoration: none;
    color: var(--color-primary);
}

.brand-icon-img {
    height: 36px;
    width: auto;
    flex-shrink: 0;
}

.brand-logo {
    height: 32px;
    width: auto;
    display: block;
}

.brand-logo--header {
    height: 40px;
}

.brand-logo--tenant {
    max-width: min(220px, 55vw);
    max-height: 48px;
    width: auto;
    object-fit: contain;
}

.brand-mark {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: linear-gradient(145deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    flex-shrink: 0;
}

.brand-text {
    font-size: 1.2rem;
    line-height: 1.2;
}

.main-nav {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    flex: 1;
    flex-wrap: wrap;
    gap: 0.25rem;
}

.main-nav a {
    text-decoration: none;
    color: var(--color-text);
    padding: 0.5rem 0.75rem;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 500;
}

.main-nav a:hover {
    background: var(--color-secondary);
    color: var(--color-primary);
}

.nav-logout { margin-left: 0.5rem; }

.user-session {
    position: relative;
    flex-shrink: 0;
}

.user-session-trigger {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.1rem;
    padding: 0.35rem 0.65rem;
    border: 1px solid var(--color-border);
    border-radius: 999px;
    background: var(--color-secondary);
    color: var(--color-text);
    font: inherit;
    font-size: 0.8rem;
    line-height: 1.2;
    cursor: default;
    text-align: right;
}

.user-session-prefix {
    color: var(--color-muted);
    font-size: 0.7rem;
}

.user-session-name {
    font-weight: 600;
    color: var(--color-primary);
}

.user-session-popover {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    min-width: 220px;
    padding: 0.75rem 1rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 10px;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-4px);
    transition: opacity 0.15s ease, transform 0.15s ease, visibility 0.15s;
    pointer-events: none;
    z-index: 200;
}

.user-session:hover .user-session-popover,
.user-session:focus-within .user-session-popover {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
}

.user-session-details {
    margin: 0;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 0.35rem 0.75rem;
    font-size: 0.875rem;
}

.user-session-details dt {
    margin: 0;
    color: var(--color-muted);
    font-weight: 500;
}

.user-session-details dd {
    margin: 0;
    font-weight: 600;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
}

/* Main */
.main-content {
    flex: 1;
    padding: 2rem 1rem;
}

.site-footer {
    background: var(--color-primary);
    border-top: none;
    padding: 1.5rem 0;
    text-align: center;
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.875rem;
}

/* Typography */
h1 { font-size: 1.85rem; margin: 0 0 0.5rem; color: var(--color-primary); }
h2 { font-size: 1.35rem; margin: 0 0 0.5rem; color: var(--color-primary); }
h3 { font-size: 1.1rem; margin: 0 0 0.25rem; color: var(--color-primary); }
.lead { font-size: 1.125rem; color: var(--color-muted); max-width: 640px; margin-left: auto; margin-right: auto; }
.text-muted { color: var(--color-muted); }

.page-header { margin-bottom: 1.5rem; }
.flex-between { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; }

/* Hero */
.hero {
    text-align: center;
    padding: 3rem 0;
}

.hero-eyebrow {
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-accent);
    margin-bottom: 0.75rem;
}

.hero-actions { margin-top: 2rem; }

/* Grid */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.25rem;
}

.stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.listing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
}

/* Cards */
.card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1.25rem;
    box-shadow: var(--shadow);
}

.card-link {
    text-decoration: none;
    color: inherit;
    transition: box-shadow 0.2s, transform 0.2s;
    display: block;
}

.card-link:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.stat-card { text-align: center; }
.stat-label { display: block; font-size: 0.875rem; color: var(--color-muted); }
.stat-value { display: block; font-size: 2rem; font-weight: 700; color: var(--color-primary); font-family: var(--font-display); }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.625rem 1.25rem;
    border-radius: 10px;
    font-size: 0.95rem;
    font-weight: 600;
    font-family: var(--font-body);
    cursor: pointer;
    border: none;
    text-decoration: none;
    transition: background 0.2s, color 0.2s, border-color 0.2s;
}

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

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

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

.btn-ghost:hover {
    background: var(--color-secondary);
    color: var(--color-primary);
    border-color: var(--color-secondary);
}

.btn-lg { padding: 0.875rem 2rem; font-size: 1.05rem; }
.btn-block { width: 100%; }

/* Forms */
.form { max-width: 600px; }
.form-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 1rem; }
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; font-weight: 600; font-size: 0.875rem; margin-bottom: 0.375rem; color: var(--color-text); }

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.625rem 0.75rem;
    border: 1px solid var(--color-sage);
    border-radius: 10px;
    font-size: 1rem;
    font-family: inherit;
    background: var(--color-surface);
    color: var(--color-text);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: 2px solid var(--color-primary-light);
    outline-offset: 1px;
    border-color: var(--color-primary);
}

.form-actions { display: flex; gap: 0.75rem; justify-content: flex-end; margin-top: 1rem; }

.form-fieldset {
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.25rem;
    margin: 1.5rem 0;
    background: var(--color-bg);
}

.form-fieldset legend {
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--color-primary);
    padding: 0 0.5rem;
}

.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
    align-items: flex-end;
}

.filter-bar .form-group { margin-bottom: 0; min-width: 160px; }

.link-picker-section { margin-bottom: 1.5rem; }
.link-picker-section h4 { margin: 0 0 0.75rem; font-size: 1rem; }

.link-suggestions {
    list-style: none;
    margin: 0;
    padding: 0;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--color-surface);
}

.link-suggestion-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--color-border);
}

.link-suggestion-row:last-child { border-bottom: none; }

.link-suggestion-form {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
}

.link-suggestion-form select {
    min-width: 130px;
    padding: 0.375rem 0.5rem;
    border: 1px solid var(--color-sage);
    border-radius: 8px;
    font-size: 0.9rem;
}

.link-search-form { margin-bottom: 1rem; }

.branding-preview {
    margin: 0.5rem 0 0.75rem;
    padding: 0.75rem;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    display: inline-block;
}

.branding-preview-img {
    max-height: 64px;
    max-width: 220px;
    object-fit: contain;
    display: block;
}

.branding-preview--icon {
    padding: 0.5rem;
}

.branding-preview-favicon {
    width: 32px;
    height: 32px;
    object-fit: contain;
    display: block;
}

.auth-card { max-width: 420px; margin: 2rem auto; }
.auth-brand-logo {
    display: block;
    width: min(100%, 280px);
    height: auto;
    margin: 0 auto 1.5rem;
}

.auth-brand-logo--tenant {
    max-height: 120px;
    object-fit: contain;
}

.auth-card h1 { margin-top: 0; font-size: 1.5rem; text-align: center; }

/* Tables */
.table-responsive { overflow-x: auto; -webkit-overflow-scrolling: touch; }

.table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-surface);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.table th,
.table td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

.table th {
    background: var(--color-secondary);
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--color-primary);
}

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

.table select,
.table input[type="text"] {
    width: 100%;
    padding: 0.375rem 0.5rem;
    border: 1px solid var(--color-sage);
    border-radius: 8px;
    font-size: 0.9rem;
}

/* Alerts */
.alert {
    padding: 0.875rem 1rem;
    border-radius: 10px;
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.alert-error { background: #fef2f2; color: #dc2626; border: 1px solid #fecaca; }
.alert-success { background: #f0fdf4; color: #166534; border: 1px solid #bbf7d0; }

/* Badges */
.badge {
    display: inline-block;
    padding: 0.2rem 0.6rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-pending { background: #fef3c7; color: #92400e; }
.badge-approved { background: #e8f0eb; color: var(--color-primary); }
.badge-rejected { background: #fee2e2; color: #991b1b; }
.badge-trial { background: var(--color-secondary); color: var(--color-primary); }
.badge-active { background: #e8f0eb; color: var(--color-primary); }
.badge-suspended, .badge-cancelled { background: #fee2e2; color: #991b1b; }
.badge-past_due { background: #fef3c7; color: #92400e; }

/* Layout extras */
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.25rem; }
.detail-list { display: grid; grid-template-columns: 140px 1fr; gap: 0.5rem 1rem; margin: 0; }
.detail-list dt { font-weight: 600; color: var(--color-muted); }
.detail-list dd { margin: 0; }
.checkbox-label { display: flex; align-items: flex-start; gap: 0.5rem; font-size: 0.95rem; cursor: pointer; }
.checkbox-group { display: flex; flex-direction: column; gap: 0.5rem; }
.link-list { list-style: none; padding: 0; margin: 0; }
.link-list li { padding: 0.375rem 0; border-bottom: 1px solid var(--color-border); }
.link-list a { color: var(--color-primary); text-decoration: none; font-weight: 500; }
.card-inner { background: var(--color-bg); border-radius: 10px; padding: 1rem; margin-bottom: 1rem; }
.alert-warning { background: #fffbeb; border-color: #fde68a; }
.legal-text h2 { margin-top: 1.5rem; font-size: 1.1rem; }
.text-sm { font-size: 0.875rem; }
.btn-sm { padding: 0.35rem 0.75rem; font-size: 0.85rem; }
.inline-form { display: inline; }

/* Footer */
.footer-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; }
.footer-nav { display: flex; gap: 1rem; }
.footer-nav a { color: rgba(255, 255, 255, 0.85); text-decoration: none; font-size: 0.875rem; }
.footer-nav a:hover { color: white; }

/* Listings */
.listing-thumb { width: 100%; height: 160px; object-fit: cover; border-radius: 10px; margin-bottom: 0.75rem; }
.listing-gallery { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-bottom: 1.5rem; }
.listing-gallery img { max-width: 100%; max-height: 300px; border-radius: 10px; object-fit: cover; }
.listing-meta { font-size: 0.875rem; color: var(--color-muted); margin: 0.25rem 0; }
.listing-price { font-weight: 700; color: var(--color-accent); margin: 0.5rem 0 0; }
.listing-price-lg { font-size: 1.5rem; font-weight: 700; color: var(--color-accent); font-family: var(--font-display); }
.listing-description { margin: 1.5rem 0; line-height: 1.7; }
.contact-info { font-size: 0.95rem; }
.back-link { display: inline-block; margin-bottom: 1rem; color: var(--color-primary); text-decoration: none; font-weight: 500; }
.back-link:hover { text-decoration: underline; }

/* Error pages */
.error-page { text-align: center; padding: 4rem 1rem; }
.error-page h1 { font-size: 4rem; color: var(--color-primary); }

/* Mobile */
@media (max-width: 768px) {
    .nav-toggle { display: flex; }

    .user-session {
        order: 3;
        margin-left: 0;
    }

    .user-session-trigger {
        padding: 0.3rem 0.55rem;
        max-width: 140px;
    }

    .user-session-name {
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
        max-width: 120px;
    }

    .main-nav {
        display: none;
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background: var(--color-surface);
        flex-direction: column;
        padding: 1rem;
        border-bottom: 1px solid var(--color-border);
        box-shadow: var(--shadow-lg);
    }

    .main-nav.open { display: flex; }

    .main-nav a { width: 100%; padding: 0.75rem; }

    .nav-logout { margin-left: 0; width: 100%; }
    .nav-logout .btn { width: 100%; }

    .flex-between { flex-direction: column; align-items: stretch; }
    .flex-between .btn { text-align: center; }

    h1 { font-size: 1.5rem; }

    .hero { padding: 2rem 0; }
}

/* Plan matrix (Admin) */
.plan-compare .plan-col { min-width: 100px; text-align: center; }
.plan-price { font-size: 0.85rem; color: var(--color-accent); font-weight: 700; }
.plan-price-lg { font-size: 1.5rem; font-weight: 700; color: var(--color-primary); font-family: var(--font-display); }
.plan-price-lg small { font-size: 0.75rem; font-weight: 400; color: var(--color-muted); font-family: var(--font-body); }
.plan-card .module-list { list-style: none; padding: 0; margin: 1rem 0; }
.plan-card .module-list li { padding: 0.25rem 0; border-bottom: 1px solid var(--color-border); font-size: 0.9rem; }
.plan-meta { display: flex; gap: 0.5rem; margin-bottom: 1rem; }
.module-picker { display: flex; flex-direction: column; gap: 0.75rem; margin-bottom: 1.5rem; }
.module-pick-item { display: flex; align-items: flex-start; gap: 0.75rem; cursor: pointer; }
.module-pick-item.module-base { opacity: 0.85; }
.text-right { text-align: right; }
.text-center { text-align: center; }
.btn-block { width: 100%; margin-top: 0.5rem; }

/* Journal */
.journal-log { margin-top: 2rem; }
.journal-entry { margin-bottom: 1rem; border-left: 4px solid var(--color-accent); }
.journal-entry-header { display: flex; flex-wrap: wrap; gap: 0.5rem 1rem; align-items: center; margin-bottom: 0.75rem; font-size: 0.9rem; }
.journal-entry-header time { font-weight: 700; color: var(--color-primary); font-family: var(--font-display); }
.journal-subject { background: var(--color-secondary); padding: 0.15rem 0.6rem; border-radius: 999px; font-size: 0.8rem; color: var(--color-primary); }
.journal-author { margin-left: auto; font-size: 0.8rem; }
.journal-content { line-height: 1.7; }
.journal-form { margin-bottom: 2rem; }

/* Elternengagement */
.engagement-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}
.engagement-card h3 { margin: 0.5rem 0; font-size: 1.1rem; }
.engagement-card-meta { display: flex; justify-content: space-between; align-items: center; gap: 0.5rem; font-size: 0.85rem; }
.engagement-card-desc { color: var(--color-muted); font-size: 0.9rem; margin: 0.5rem 0; }
.engagement-card-footer { display: flex; justify-content: space-between; font-size: 0.85rem; color: var(--color-muted); margin-top: auto; padding-top: 0.75rem; border-top: 1px solid var(--color-border); }
.engagement-detail-header { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; margin-bottom: 1.5rem; }
.engagement-detail-body { margin-bottom: 2rem; }
.engagement-slots-fieldset { border: 1px solid var(--color-border); border-radius: var(--radius); padding: 1rem; margin: 1.5rem 0; }
.engagement-slots-fieldset legend { font-weight: 700; padding: 0 0.5rem; }
.slot-row { margin-bottom: 1rem; padding: 1rem; }
.slot-card { margin-bottom: 1rem; }
.slot-card-header { display: flex; justify-content: space-between; align-items: center; gap: 1rem; margin-bottom: 0.5rem; }
.slot-progress { height: 6px; background: var(--color-border); border-radius: 999px; overflow: hidden; margin: 0.75rem 0; }
.slot-progress span { display: block; height: 100%; background: var(--color-accent); border-radius: 999px; }
.slot-signup-details { margin-top: 1rem; }
.slot-signup-details summary { cursor: pointer; list-style: none; display: inline-block; }
.slot-signup-form { margin-top: 1rem; padding-top: 1rem; border-top: 1px solid var(--color-border); }
.slot-signups-list ul, .signup-list { list-style: none; padding: 0; margin: 0; }
.slot-signups-list li, .signup-list li { padding: 0.5rem 0; border-bottom: 1px solid var(--color-border); font-size: 0.9rem; }
.engagement-admin-section { margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid var(--color-border); }
.back-link { display: inline-block; margin-bottom: 0.5rem; font-size: 0.9rem; color: var(--color-muted); text-decoration: none; }
.back-link:hover { color: var(--color-primary); }
.flex-2 { flex: 2; }
.page-header-actions { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.form-hint { font-size: 0.85rem; color: var(--color-muted); margin-top: 0.25rem; }