/* Ciemny jest domyślną paletą (zgodnie z tym, czego chce większość ludzi
   klikających w skrócony link o 23:00) - .light na <html> (dopisywane
   przez JS w base.html) nadpisuje na jasną. */
:root {
    --bg: #14151a;
    --surface: #1c1e24;
    --text: #e7e8ea;
    --muted: #9498a3;
    --accent: #5b8def;
    --accent-contrast: #ffffff;
    --border: #2c2e36;
    --danger: #ff6b6b;
    --result-bg: #182338;
    --result-border: #26385c;
}

:root.light {
    --bg: #f7f7f8;
    --surface: #ffffff;
    --text: #1b1b1f;
    --muted: #666;
    --accent: #2f6feb;
    --accent-contrast: #ffffff;
    --border: #ddd;
    --danger: #c0392b;
    --result-bg: #eaf1ff;
    --result-border: #cddcfb;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: var(--bg);
    color: var(--text);
    font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
    line-height: 1.5;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.site-header {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border);
    background: var(--surface);
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: background-color 0.15s ease, border-color 0.15s ease;
}

.logo {
    font-weight: 700;
    text-decoration: none;
    color: var(--text);
}

/* Prawdziwy przełącznik (track + kółko), nie przycisk z tekstem -
   dokładnie taki, jak "jasny/ciemny" wygląda wszędzie indziej. */
.theme-toggle {
    position: relative;
    width: 42px;
    height: 24px;
    padding: 0;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 999px;
    cursor: pointer;
    flex-shrink: 0;
}

.theme-toggle:hover {
    border-color: var(--muted);
}

.theme-toggle-thumb {
    position: absolute;
    top: 2px;
    left: 2px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--muted);
    transition: transform 0.15s ease, background-color 0.15s ease;
}

:root.light .theme-toggle-thumb {
    transform: translateX(18px);
    background: var(--accent);
}

main {
    flex: 1;
    max-width: 720px;
    margin: 3rem auto;
    padding: 0 1.5rem;
    width: 100%;
}

.table-scroll {
    overflow-x: auto;
}

.hero h1 {
    margin-bottom: 0.25rem;
}

.lead {
    color: var(--muted);
    margin-top: 0;
}

.link-form p {
    margin: 0 0 1rem;
}

.link-form input {
    width: 100%;
    padding: 0.6rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg);
    color: var(--text);
    font-size: 1rem;
}

.link-form label {
    display: block;
    margin-bottom: 0.3rem;
    font-size: 0.9rem;
    color: var(--muted);
}

.advanced-settings {
    margin: 0.25rem 0 1.25rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    transition: border-color 0.15s ease;
}

.advanced-settings summary {
    cursor: pointer;
    padding: 0.6rem 0.9rem;
    font-size: 0.9rem;
    color: var(--muted);
    user-select: none;
}

.advanced-settings summary:hover {
    color: var(--text);
}

.advanced-settings[open] summary {
    border-bottom: 1px solid var(--border);
}

.advanced-fields {
    padding: 1rem 0.9rem 0.25rem;
}

button {
    background: var(--accent);
    color: var(--accent-contrast);
    border: none;
    padding: 0.6rem 1.2rem;
    border-radius: 6px;
    font-size: 1rem;
    cursor: pointer;
}

button:hover {
    opacity: 0.9;
}

.submit-row {
    text-align: center;
    margin-top: 0.5rem;
}

.submit-button {
    padding: 0.85rem 2.75rem;
    font-size: 1.15rem;
}

.result {
    background: var(--result-bg);
    border: 1px solid var(--result-border);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1.5rem;
    transition: background-color 0.15s ease, border-color 0.15s ease;
}

.result-link {
    font-weight: 600;
    color: var(--accent);
    word-break: break-all;
}

.stats-hint {
    margin: 0.5rem 0 0;
    font-size: 0.9rem;
}

.form-error,
.errorlist {
    color: var(--danger);
    font-size: 0.9rem;
    margin: 0 0 1rem;
    padding-left: 1.1rem;
}

.form-error {
    padding-left: 0;
}

.total-clicks {
    font-size: 1.1rem;
}

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

h2 {
    font-size: 1.1rem;
    margin: 2rem 0 0.75rem;
}

#daily-stats-chart {
    margin-bottom: 1.5rem;
}

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

.events-table th,
.events-table td {
    text-align: left;
    padding: 0.4rem 0.6rem;
    border-bottom: 1px solid var(--border);
}

.site-footer {
    text-align: center;
    color: var(--muted);
    font-size: 0.85rem;
    padding: 2rem 1rem;
}

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

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

.site-footer a:hover {
    color: var(--text);
}
