:root {
    --bg: #f4f7fb;
    --surface: #ffffff;
    --text: #1f2937;
    --muted: #6b7280;
    --accent: #1d4ed8;
    --accent-dark: #1e40af;
    --border: #dbe3f0;
    --success: #166534;
    --danger: #b91c1c;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: 'Google Sans', system-ui, -apple-system, sans-serif;
    color: var(--text);
    background: linear-gradient(180deg, #eef4ff 0%, var(--bg) 220px);
    line-height: 1.6;
}

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

a:hover {
    text-decoration: underline;
}

.container {
    width: min(960px, 92%);
    margin: 0 auto;
}

.site-header {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    margin-bottom: 2rem;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    gap: 1rem;
}

.brand {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text);
}

.main-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.hero,
.card,
.event-detail,
.event-form,
.not-found {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.hero h1,
h1 {
    margin-top: 0;
}

.hero-actions {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.hero-search {
    margin-bottom: 0;
}

.home-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.stat-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1rem 1.25rem;
    text-align: center;
}

.stat-value {
    margin: 0;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--accent);
}

.stat-label {
    margin: 0.25rem 0 0;
    color: var(--muted);
    font-size: 0.95rem;
}

.home-section {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.home-section h2 {
    margin-top: 0;
}

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

.section-header h2 {
    margin-bottom: 0;
}

.home-event-list {
    margin-top: 0;
}

.event-row,
.home-event-card {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1rem;
    margin-bottom: 0.75rem;
    background: #fafbfd;
}

.home-event-card:last-child,
.event-row:last-child {
    margin-bottom: 0;
}

.home-event-card h3,
.event-row h2 {
    margin: 0 0 0.35rem;
    font-size: 1.1rem;
}

.home-event-card h3 a,
.event-row h2 a {
    color: var(--text);
}

.home-event-card h3 a:hover,
.event-row h2 a:hover {
    color: var(--accent);
}

.home-event-side,
.event-row-side {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.5rem;
    flex-shrink: 0;
}

.page-header {
    margin-bottom: 1rem;
}

.page-header h1 {
    margin-bottom: 0;
}

.events-toolbar,
.events-list-section {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.25rem 1.5rem;
    margin-bottom: 1.5rem;
}

.events-toolbar .search-form,
.events-toolbar .category-filter {
    margin-bottom: 0;
}

.events-toolbar .category-filter {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

.results-summary {
    margin-bottom: 1rem;
}

.results-summary p {
    margin: 0;
    color: var(--muted);
    font-size: 0.95rem;
}

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

.event-detail-heading h1 {
    margin: 0.25rem 0 0;
}

.event-detail-category {
    margin: 0;
    color: var(--accent);
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.status-badge {
    flex-shrink: 0;
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    font-size: 0.9rem;
}

.status-active.status-badge {
    background: #dcfce7;
}

.status-closed.status-badge {
    background: #fee2e2;
}

.event-detail-schedule {
    margin-bottom: 1.25rem;
    padding: 1.1rem 1.25rem;
    border: 1px solid #bfdbfe;
    border-radius: 12px;
    background: linear-gradient(135deg, #eff6ff 0%, #f8fbff 100%);
}

.schedule-primary {
    margin: 0;
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text);
}

.schedule-secondary {
    margin: 0.35rem 0 0;
    color: var(--muted);
    font-size: 1rem;
}

.schedule-separator {
    margin: 0 0.35rem;
    color: var(--accent);
    font-weight: 700;
}

.schedule-range {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.schedule-point {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.schedule-label {
    color: var(--muted);
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.schedule-value {
    font-weight: 600;
}

.schedule-arrow {
    color: var(--accent);
    font-size: 1.25rem;
    font-weight: 700;
}

.event-detail-meta {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
    margin: 0 0 1rem;
}

.meta-card {
    background: #fafbfd;
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 0.85rem 1rem;
}

.event-detail-meta dt {
    margin: 0 0 0.25rem;
    color: var(--muted);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.event-detail-meta dd {
    margin: 0;
    font-weight: 500;
}

.event-detail-contact {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding: 1rem 1.1rem;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: #fafbfd;
}

.contact-copy {
    min-width: 0;
}

.contact-label {
    margin: 0 0 0.2rem;
    color: var(--muted);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.contact-email {
    display: inline-block;
    max-width: 100%;
    overflow-wrap: anywhere;
    font-weight: 600;
}

.event-detail-contact .btn {
    flex-shrink: 0;
    white-space: nowrap;
}

.event-detail-description {
    padding: 1.25rem;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: #fafbfd;
}

.event-detail-description h2 {
    margin: 0 0 0.75rem;
    font-size: 1.05rem;
}

.description-body {
    margin: 0;
    color: var(--text);
    line-height: 1.7;
}

.event-detail-actions {
    margin-top: 1.5rem;
}

.btn,
button {
    display: inline-block;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 0.6rem 1rem;
    font: inherit;
    cursor: pointer;
}

.btn:hover,
button:hover {
    background: var(--accent-dark);
    text-decoration: none;
}

.btn-secondary {
    background: #334155;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1rem;
}

.search-form,
.category-filter {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
    margin-bottom: 1rem;
}

.search-form input[type="text"] {
    min-width: 220px;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    font: inherit;
}

.category-filter a {
    padding: 0.35rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--surface);
}

.category-filter a.active {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}

.event-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.meta {
    color: var(--muted);
    margin: 0.25rem 0;
}

.status-active {
    color: var(--success);
    font-weight: 700;
}

.status-closed {
    color: var(--danger);
    font-weight: 700;
}

.success {
    color: var(--success);
    font-weight: 700;
}

.success-overlay {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    background: rgba(15, 23, 42, 0.72);
}

.success-overlay-card {
    width: min(100%, 420px);
    padding: 2rem 1.75rem;
    border-radius: 16px;
    background: var(--surface);
    border: 1px solid var(--border);
    box-shadow: 0 24px 48px rgba(15, 23, 42, 0.2);
    text-align: center;
}

.success-overlay-icon {
    margin: 0 0 0.75rem;
    font-size: 2.5rem;
    line-height: 1;
}

.success-overlay-card h2 {
    margin: 0 0 0.75rem;
    font-size: 1.6rem;
}

.success-overlay-message {
    margin: 0 0 0.5rem;
    color: var(--success);
    font-weight: 700;
}

.success-overlay-event {
    margin: 0 0 1.5rem;
    color: var(--muted);
}

.success-overlay-card .btn {
    min-width: 10rem;
}

.error {
    color: var(--danger);
    margin: 0.35rem 0 0;
}

.form-page-intro {
    margin: 0.5rem 0 0;
    color: var(--muted);
}

.form-section {
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
}

.form-section:last-of-type {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.form-section h2 {
    margin: 0 0 1rem;
    font-size: 1.05rem;
}

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

.form-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 1.5rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border);
}

.field {
    margin-bottom: 1rem;
}

.form-grid .field {
    margin-bottom: 0;
}

.field label {
    display: block;
    margin-bottom: 0.35rem;
    font-weight: 700;
}

.field-hint {
    color: var(--muted);
    font-weight: 400;
    font-size: 0.9rem;
}

.field input,
.field textarea,
.field select {
    width: 100%;
    padding: 0.55rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    font: inherit;
    background: #fafbfd;
}

.field input:focus,
.field textarea:focus,
.field select:focus {
    outline: 2px solid #bfdbfe;
    border-color: var(--accent);
    background: var(--surface);
}

.field-error input,
.field-error textarea,
.field-error select {
    border-color: var(--danger);
    background: #fef2f2;
}

.field.checkbox label {
    display: flex;
    align-items: flex-start;
    gap: 0.65rem;
    font-weight: 400;
}

.field.checkbox input {
    width: auto;
    margin-top: 0.2rem;
}

.active-toggle {
    margin-bottom: 0;
    padding: 0.85rem 1rem;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: #fafbfd;
}

.active-toggle label span {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

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

.site-footer {
    margin-top: 3rem;
    padding: 1.5rem 0 2rem;
    border-top: 1px solid var(--border);
    color: var(--muted);
    font-size: 0.95rem;
}

.site-footer p {
    margin: 0.25rem 0;
}

@media (max-width: 640px) {
    .header-inner {
        flex-direction: column;
        align-items: flex-start;
    }

    .home-event-card,
    .event-row {
        flex-direction: column;
    }

    .home-event-side,
    .event-row-side {
        align-items: flex-start;
    }

    .page-header .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }

    .event-detail-header {
        flex-direction: column;
    }

    .event-detail-meta {
        grid-template-columns: 1fr;
    }

    .event-detail-contact {
        flex-direction: column;
        align-items: stretch;
    }

    .event-detail-contact .btn {
        text-align: center;
    }

    .form-grid {
        grid-template-columns: 1fr;
    }

    .form-grid .field {
        margin-bottom: 1rem;
    }

    .form-grid .field:last-child {
        margin-bottom: 0;
    }
}