/* === Variables === */

:root {
    --bg: #faf9f7;
    --bg-alt: #f0eeeb;
    --text: #1a1a1a;
    --text-secondary: #555;
    --text-muted: #888;
    --border: #ddd;
    --accent: #c23;
    --link: #1a1a1a;
    --badge-bg: #e8e6e2;
    --badge-text: #555;
    --success-bg: #f0f9f0;
    --success-border: #c3e6c3;
    --focus: #4a90d9;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #1a1a1a;
        --bg-alt: #252525;
        --text: #e5e5e5;
        --text-secondary: #aaa;
        --text-muted: #777;
        --border: #333;
        --accent: #e55;
        --link: #e5e5e5;
        --badge-bg: #333;
        --badge-text: #ccc;
        --success-bg: #1a2e1a;
        --success-border: #2d5a2d;
        --focus: #6ab0ff;
    }
}


/* === Reset === */

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


/* === Base === */

body {
    font-family: -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
}

a {
    color: var(--link);
}

a:focus-visible,
button:focus-visible,
select:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--focus);
    outline-offset: 2px;
}


/* === Layout === */

.container {
    max-width: 720px;
    margin: 0 auto;
    padding: 0 20px;
}


/* === Skip link === */

.skip-link {
    position: absolute;
    top: -100%;
    left: 0;
    padding: 8px 16px;
    background: var(--accent);
    color: #fff;
    text-decoration: none;
    z-index: 200;
}

.skip-link:focus {
    top: 0;
}


/* === Header === */

header {
    border-bottom: 1px solid var(--border);
    padding: 14px 0;
    position: sticky;
    top: 0;
    background: var(--bg);
    z-index: 100;
}

header .inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 720px;
    margin: 0 auto;
    padding: 0 20px;
}

.logo {
    font-size: 18px;
    font-weight: 700;
    text-decoration: none;
    color: var(--text);
    letter-spacing: -0.02em;
}

.logo .dot {
    color: var(--accent);
}

nav {
    display: flex;
    gap: 6px;
}

nav a {
    padding: 6px 12px;
    font-size: 14px;
    text-decoration: none;
    color: var(--text-secondary);
    border-radius: 4px;
}

nav a:hover {
    background: var(--bg-alt);
}

nav a[aria-current="page"] {
    background: var(--text);
    color: var(--bg);
}


/* === Main === */

main {
    padding: 24px 0 60px;
}


/* === Footer === */

footer {
    border-top: 1px solid var(--border);
    padding: 16px 20px;
    text-align: center;
    font-size: 12px;
    color: var(--text-muted);
}

footer a {
    color: var(--text-muted);
}


/* === Event cards === */

.event-card {
    padding: 14px 0;
    border-bottom: 1px solid var(--border);
}

.event-card a {
    text-decoration: none;
}

.event-date {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 2px;
}

.event-date .days {
    color: var(--accent);
    font-weight: 600;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-left: 6px;
}

.event-title {
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 3px;
    line-height: 1.3;
    color: var(--text);
}

.event-meta {
    font-size: 13px;
    color: var(--text-muted);
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
}

.city-badge {
    background: var(--badge-bg);
    padding: 2px 8px;
    border-radius: 3px;
    font-size: 12px;
    font-weight: 500;
    color: var(--badge-text);
}


/* === Filter === */

.filter-bar {
    margin-bottom: 20px;
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
}

.count {
    font-size: 13px;
    color: var(--text-muted);
}


/* === Forms === */

select,
input,
textarea {
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: 4px;
    font-size: 14px;
    font-family: inherit;
    background: var(--bg);
    color: var(--text);
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 4px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
}

.form-group .helptext {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 2px;
}

.form-group .errorlist {
    color: var(--accent);
    font-size: 13px;
    list-style: none;
    margin-top: 2px;
}

.form-row {
    display: flex;
    gap: 12px;
}

.form-row .form-group {
    flex: 1;
}


/* === Buttons === */

.btn {
    padding: 10px 20px;
    background: var(--text);
    color: var(--bg);
    border: none;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
}

.btn:hover {
    opacity: 0.85;
}


/* === Detail page === */

.event-detail h1 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 12px;
    line-height: 1.2;
}

.event-detail .info-row {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.event-detail .info-row strong {
    color: var(--text);
}

.event-detail .description {
    margin-top: 20px;
    font-size: 15px;
    line-height: 1.6;
    color: var(--text-secondary);
}

.back-link {
    display: inline-block;
    margin-bottom: 20px;
    font-size: 14px;
    color: var(--text-muted);
}


/* === Success === */

.success-box {
    background: var(--success-bg);
    border: 1px solid var(--success-border);
    border-radius: 6px;
    padding: 24px;
    margin-top: 20px;
}

.success-box h2 {
    font-size: 18px;
    margin-bottom: 8px;
}

.success-box p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
}


/* === Feed links === */

.feeds {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.feeds a {
    font-size: 12px;
    color: var(--text-muted);
    text-decoration: none;
    padding: 4px 8px;
    border: 1px solid var(--border);
    border-radius: 3px;
}

.feeds a:hover {
    border-color: var(--text-muted);
}

/* === Screen reader only === */

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

/* === Error pages === */

.error-page {
    padding: 60px 0;
    text-align: center;
}

.error-page h1 {
    font-size: 48px;
    margin-bottom: 8px;
}

.error-page p {
    color: var(--text-muted);
    margin-bottom: 20px;
}