/* Rooster Rock water-level site — styles */

:root {
    --bg-top: #bfe3f2;
    --bg-bottom: #e9f7ef;
    --ink: #15303a;
    --ink-soft: #496773;
    --ink-faint: #7d97a0;
    --card: #ffffff;
    --card-2: #f6fafb;
    --line: #d7e6ec;
    --line-soft: #e7f0f3;
    --link: #0b6e8c;
    --easier: #1f9d57;
    --easier-bg: #e4f7ec;
    --possible: #c9890a;
    --possible-bg: #fcf3df;
    --difficult: #c0392b;
    --difficult-bg: #fbe7e4;
    --water: #3fa7d6;
    --water-deep: #2b6f96;
    --shadow: 0 10px 30px rgba(21, 48, 58, 0.12);
    --shadow-sm: 0 4px 14px rgba(21, 48, 58, 0.08);
    --radius: 18px;
    --radius-sm: 12px;
    color-scheme: light;
}

* {
    box-sizing: border-box;
}

html {
    -webkit-text-size-adjust: 100%;
}

html,
body {
    margin: 0;
}

body {
    min-height: 100vh;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    color: var(--ink);
    background: linear-gradient(180deg, var(--bg-top) 0%, var(--bg-bottom) 55%);
    background-attachment: fixed;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1.5rem 1rem 3rem;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--link);
    text-underline-offset: 2px;
}

h1,
h2,
h3 {
    line-height: 1.15;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
    border: 0;
}

.hidden {
    display: none !important;
}

/* ---------- header ---------- */
header.site {
    text-align: center;
    max-width: 40rem;
    margin-bottom: 1.25rem;
}

header.site .rock {
    font-size: 2.75rem;
    line-height: 1;
}

header.site h1 {
    font-size: clamp(1.9rem, 6vw, 2.6rem);
    margin: 0.2rem 0 0.15rem;
    letter-spacing: -0.01em;
}

header.site p {
    margin: 0;
    color: var(--ink-soft);
    font-size: 1.05rem;
}

/* ---------- layout ---------- */
main {
    width: 100%;
    max-width: 44rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 1.5rem;
}

.card h2 {
    margin: 0 0 0.25rem;
    font-size: 1.15rem;
}

.card .section-sub {
    margin: 0 0 1rem;
    color: var(--ink-soft);
    font-size: 0.9rem;
}

.eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--ink-soft);
    margin: 0 0 0.75rem;
}

/* ---------- status / hero ---------- */
.status-card {
    text-align: center;
    position: relative;
    overflow: hidden;
}

.status-card::before {
    content: "";
    position: absolute;
    inset: 0 0 auto 0;
    height: 6px;
    background: var(--accent, var(--line));
    transition: background 0.4s ease;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    font-weight: 700;
    font-size: 1.05rem;
    padding: 0.4rem 0.9rem;
    border-radius: 999px;
    background: var(--accent-bg, #eef3f5);
    color: var(--accent, var(--ink));
    border: 1px solid color-mix(in srgb, var(--accent, var(--line)) 30%, transparent);
}

.badge .dot {
    width: 0.6rem;
    height: 0.6rem;
    border-radius: 50%;
    background: currentColor;
}

.reading {
    margin: 1rem 0 0.25rem;
    font-variant-numeric: tabular-nums;
    font-weight: 800;
    font-size: clamp(3rem, 16vw, 4.5rem);
    line-height: 1;
    letter-spacing: -0.02em;
}

.reading .unit {
    font-size: 0.3em;
    font-weight: 700;
    color: var(--ink-soft);
    margin-left: 0.15em;
}

.verdict {
    font-size: 1.1rem;
    margin: 0.5rem auto 0.25rem;
    max-width: 26rem;
}

.meta {
    color: var(--ink-soft);
    font-size: 0.9rem;
    margin: 0.75rem 0 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem 0.9rem;
    justify-content: center;
    align-items: center;
}

.meta .trend {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    font-weight: 600;
}

.normal-note {
    margin: 0.75rem auto 0;
    font-size: 0.92rem;
    color: var(--ink-soft);
    max-width: 28rem;
}

.normal-note b {
    color: var(--ink);
}

/* ---------- cross-section graphic ---------- */
.graphic-wrap {
    margin-top: 1.25rem;
    border-top: 1px dashed var(--line);
    padding-top: 1rem;
}

.graphic-wrap svg {
    width: 100%;
    height: auto;
    display: block;
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.graphic-caption {
    margin: 0.5rem 0 0;
    font-size: 0.8rem;
    color: var(--ink-faint);
    text-align: center;
}

/* ---------- refresh ---------- */
.refresh-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    margin-top: 1rem;
}

button.refresh {
    font: inherit;
    font-weight: 600;
    cursor: pointer;
    border: 1px solid var(--line);
    background: var(--card-2);
    color: var(--ink);
    border-radius: 999px;
    padding: 0.45rem 1rem;
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    transition: background 0.15s ease, transform 0.05s ease;
}

button.refresh:hover {
    background: #eaf3f6;
}

button.refresh:active {
    transform: translateY(1px);
}

button.refresh[disabled] {
    opacity: 0.6;
    cursor: progress;
}

button.refresh svg {
    width: 1rem;
    height: 1rem;
}

.spin {
    animation: spin 0.9s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ---------- scale tiers ---------- */
.scale {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
    margin-top: 1rem;
    font-size: 0.85rem;
}

.scale .tier {
    border-radius: var(--radius-sm);
    padding: 0.55rem 0.5rem;
    text-align: center;
    border: 1px solid var(--line);
    background: var(--card-2);
}

.scale .tier b {
    display: block;
    font-size: 0.95rem;
}

.scale .tier.t-easier b {
    color: var(--easier);
}

.scale .tier.t-possible b {
    color: var(--possible);
}

.scale .tier.t-difficult b {
    color: var(--difficult);
}

.scale .tier.active {
    outline: 2px solid currentColor;
    outline-offset: 1px;
    background: var(--card);
}

/* ---------- best time ---------- */
.swing {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.6rem;
    margin: 0.5rem 0 0.9rem;
}

.swing .cell {
    text-align: center;
    padding: 0.7rem 0.4rem;
    border-radius: var(--radius-sm);
    background: var(--card-2);
    border: 1px solid var(--line-soft);
}

.swing .cell .k {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--ink-soft);
    margin: 0 0 0.2rem;
}

.swing .cell .v {
    font-size: 1.35rem;
    font-weight: 800;
    font-variant-numeric: tabular-nums;
    margin: 0;
}

.swing .cell .t {
    font-size: 0.78rem;
    color: var(--ink-soft);
    margin: 0.1rem 0 0;
}

.swing .cell.low .v {
    color: var(--easier);
}

.swing .cell.high .v {
    color: var(--difficult);
}

.advice {
    margin: 0;
    font-size: 1rem;
    padding: 0.75rem 0.9rem;
    border-radius: var(--radius-sm);
    background: var(--card-2);
    border-left: 4px solid var(--accent, var(--water));
}

/* ---------- chart ---------- */
.tabs {
    display: inline-flex;
    background: var(--card-2);
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: 0.2rem;
    gap: 0.15rem;
    margin-bottom: 0.9rem;
}

.tabs button {
    font: inherit;
    font-weight: 600;
    font-size: 0.85rem;
    border: 0;
    background: transparent;
    color: var(--ink-soft);
    padding: 0.35rem 0.85rem;
    border-radius: 999px;
    cursor: pointer;
    transition: all 0.15s ease;
}

.tabs button[aria-selected="true"] {
    background: var(--card);
    color: var(--ink);
    box-shadow: var(--shadow-sm);
}

.chart-area {
    position: relative;
}

.chart-area svg {
    width: 100%;
    height: auto;
    display: block;
    touch-action: pan-y;
}

.chart-tooltip {
    position: absolute;
    pointer-events: none;
    background: var(--ink);
    color: #fff;
    font-size: 0.78rem;
    padding: 0.35rem 0.55rem;
    border-radius: 8px;
    transform: translate(-50%, -120%);
    white-space: nowrap;
    opacity: 0;
    transition: opacity 0.12s ease;
    z-index: 3;
    font-variant-numeric: tabular-nums;
}

.chart-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem 1rem;
    margin-top: 0.6rem;
    font-size: 0.8rem;
    color: var(--ink-soft);
}

.chart-legend span {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.chart-legend .swatch {
    width: 0.85rem;
    height: 0.5rem;
    border-radius: 3px;
    display: inline-block;
}

.chart-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem 1.25rem;
    margin-top: 0.75rem;
    font-size: 0.85rem;
    color: var(--ink-soft);
}

.chart-stats b {
    color: var(--ink);
    font-variant-numeric: tabular-nums;
}

/* ---------- weather ---------- */
.wx-now {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.75rem;
}

.wx-now .temp {
    font-size: 2.4rem;
    font-weight: 800;
    font-variant-numeric: tabular-nums;
    line-height: 1;
}

.wx-now .desc {
    margin: 0;
    font-weight: 600;
}

.wx-now .desc small {
    display: block;
    font-weight: 400;
    color: var(--ink-soft);
}

.wx-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(7rem, 1fr));
    gap: 0.5rem;
}

.wx-grid .wx-cell {
    background: var(--card-2);
    border: 1px solid var(--line-soft);
    border-radius: var(--radius-sm);
    padding: 0.55rem 0.7rem;
}

.wx-grid .wx-cell .k {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--ink-soft);
    margin: 0;
}

.wx-grid .wx-cell .v {
    font-size: 1.05rem;
    font-weight: 700;
    margin: 0.1rem 0 0;
}

/* ---------- map + directions ---------- */
.map-wrap {
    border-radius: var(--radius-sm);
    overflow: hidden;
    border: 1px solid var(--line);
    aspect-ratio: 16 / 10;
    background: var(--card-2);
    margin-bottom: 0.9rem;
}

.map-wrap iframe {
    width: 100%;
    height: 100%;
    border: 0;
    display: block;
}

#map {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
    background: var(--card-2);
}

#map img {
    position: absolute;
    max-width: none;
    user-select: none;
    -webkit-user-drag: none;
}

#map .map-attr {
    position: absolute;
    right: 0;
    bottom: 0;
    z-index: 4;
    font-size: 10px;
    padding: 1px 5px;
    background: rgba(255, 255, 255, 0.78);
    color: #333;
    border-top-left-radius: 6px;
}

#map .map-attr a {
    color: #0b6e8c;
}

.dir-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.btn {
    font: inherit;
    font-weight: 600;
    text-decoration: none;
    border: 1px solid var(--line);
    background: var(--card-2);
    color: var(--ink);
    border-radius: 999px;
    padding: 0.5rem 1rem;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    transition: background 0.15s ease;
}

.btn:hover {
    background: #eaf3f6;
}

.btn.primary {
    background: var(--link);
    color: #fff;
    border-color: var(--link);
}

.btn.primary:hover {
    background: #095874;
}

.steps {
    margin: 0;
    padding-left: 1.2rem;
}

.steps li {
    margin: 0.35rem 0;
}

.steps li::marker {
    color: var(--link);
    font-weight: 700;
}

/* ---------- explanation / about ---------- */
details.explain summary {
    cursor: pointer;
    font-weight: 700;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

details.explain summary::-webkit-details-marker {
    display: none;
}

details.explain summary .chev {
    transition: transform 0.2s ease;
    color: var(--ink-soft);
}

details.explain[open] summary .chev {
    transform: rotate(180deg);
}

details.explain .body {
    margin-top: 0.85rem;
    color: var(--ink-soft);
}

details.explain .body ul {
    padding-left: 1.1rem;
}

/* ---------- footer ---------- */
footer.site {
    max-width: 44rem;
    width: 100%;
    text-align: center;
    color: var(--ink-soft);
    font-size: 0.82rem;
    margin-top: 1.25rem;
}

footer.site p {
    margin: 0.4rem 0;
}

/* ---------- skeleton ---------- */
.skeleton {
    color: transparent !important;
    background: linear-gradient(90deg, #eef3f5 25%, #e1eaee 37%, #eef3f5 63%);
    background-size: 400% 100%;
    border-radius: 8px;
    animation: shimmer 1.3s ease infinite;
    user-select: none;
}

@keyframes shimmer {
    0% {
        background-position: 100% 0;
    }

    100% {
        background-position: -100% 0;
    }
}

.error {
    color: var(--difficult);
    font-weight: 600;
}

/* ---------- dark mode ---------- */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-top: #0e2a33;
        --bg-bottom: #0b1f1a;
        --ink: #eaf4f5;
        --ink-soft: #9fb9c0;
        --ink-faint: #6f8990;
        --card: #122b30;
        --card-2: #0f262b;
        --line: #244149;
        --line-soft: #1c3942;
        --link: #7fd0e6;
        --easier-bg: #14352450;
        --possible-bg: #3a2d0a50;
        --difficult-bg: #3a1c1750;
        --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
        --shadow-sm: 0 4px 14px rgba(0, 0, 0, 0.3);
        color-scheme: dark;
    }

    button.refresh:hover,
    .btn:hover {
        background: #1c3f46;
    }

    .skeleton {
        background: linear-gradient(90deg, #16343a 25%, #1d4149 37%, #16343a 63%);
        background-size: 400% 100%;
    }

    .btn.primary {
        color: #04181d;
    }
}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
    }
}