/* Explain: Styles for site navigation, buttons, cards, and article prose. */
/* ============================================================
   HotLapHub — components
   Editorial motorsport language: signal red, bone type,
   hairline rules, condensed display faces, sharp corners.
   ============================================================ */

/* ---------- Header ---------- */
.site-header {
    border-bottom: 1px solid var(--border-color);
    background: color-mix(in srgb, var(--ink-color) 80%, transparent);
    backdrop-filter: blur(20px) saturate(130%);
}

.header-top {
    border-bottom: 1px solid color-mix(in srgb, var(--border-color) 75%, transparent);
    background: color-mix(in srgb, var(--ink-color) 55%, transparent);
}

.header-note {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    font-family: var(--font-mono);
    font-size: 0.56rem;
    font-weight: 500;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.live-dot {
    width: 0.36rem;
    height: 0.36rem;
    border-radius: 999px;
    background: var(--accent-color);
    box-shadow: 0 0 10px color-mix(in srgb, var(--accent-color) 70%, transparent);
    animation: live-pulse 2s ease-in-out infinite;
}

@keyframes live-pulse {
    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }

    50% {
        opacity: 0.32;
        transform: scale(0.78);
    }
}

.brand-mark {
    border: 1px solid color-mix(in srgb, var(--primary-color) 62%, transparent);
    border-radius: var(--radius-small);
    background: var(--primary-color);
    color: #FFFFFF;
    box-shadow: 0 10px 26px color-mix(in srgb, var(--primary-color) 30%, transparent);
    transition: transform 240ms ease, box-shadow 240ms ease;
}

a:hover > .brand-mark {
    transform: translateY(-2px);
    box-shadow: 0 16px 36px color-mix(in srgb, var(--primary-color) 48%, transparent);
}

.brand-word {
    font-family: var(--font-heading);
    font-weight: 800;
    letter-spacing: 0.01em;
    text-transform: uppercase;
    color: var(--text-color);
}

.brand-sub {
    margin-top: 0.25rem;
    font-family: var(--font-mono);
    font-size: 0.54rem;
    font-weight: 500;
    letter-spacing: 0.26em;
    text-transform: uppercase;
    color: var(--primary-color);
}

.nav-link {
    position: relative;
    display: inline-block;
    border-radius: var(--radius-small);
    padding: 0.5rem 0.7rem;
    color: var(--text-muted);
    font-family: var(--font-heading);
    font-size: 0.92rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    transition: color 200ms ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    left: 0.7rem;
    right: 0.7rem;
    bottom: 0.32rem;
    height: 2px;
    background: var(--primary-color);
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform 240ms ease;
}

.nav-link:hover {
    color: var(--text-color);
}

.nav-link:hover::after {
    transform: scaleX(1);
}

.menu-toggle {
    display: inline-flex;
    height: 44px;
    width: 44px;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-small);
    border: 1px solid var(--border-color);
    background: color-mix(in srgb, var(--surface-color) 80%, transparent);
    color: var(--text-color);
    cursor: pointer;
}

.menu-toggle:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background: color-mix(in srgb, var(--primary-color) 12%, transparent);
}

.mobile-menu {
    display: none;
    border-top: 1px solid var(--border-color);
    background: color-mix(in srgb, var(--ink-color) 94%, transparent);
    padding: 0.4rem 0 0.8rem;
}

.mobile-menu.is-open {
    display: block;
}

.mobile-menu a {
    display: block;
    padding: 0.85rem 1.5rem;
    border-bottom: 1px solid color-mix(in srgb, var(--border-color) 60%, transparent);
    color: var(--text-color);
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.mobile-menu a:hover {
    background: color-mix(in srgb, var(--primary-color) 12%, transparent);
    color: var(--primary-color);
}

@media (min-width: 1024px) {
    .menu-toggle {
        display: none;
    }

    .mobile-menu,
    .mobile-menu.is-open {
        display: none;
    }
}

/* ---------- Type helpers ---------- */
.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--font-mono);
    font-size: 0.62rem;
    font-weight: 500;
    letter-spacing: 0.26em;
    text-transform: uppercase;
    color: var(--primary-color);
}

.eyebrow::before {
    content: '';
    width: 1.6rem;
    height: 2px;
    background: var(--primary-color);
}

.eyebrow-dot {
    width: 0.42rem;
    height: 0.42rem;
    border-radius: 999px;
    background: var(--accent-color);
    box-shadow: 0 0 12px color-mix(in srgb, var(--accent-color) 60%, transparent);
}

.story-meta {
    font-family: var(--font-mono);
    font-size: 0.58rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--tone-color, var(--primary-color));
}

.section-head {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1rem;
}

/* ---------- Buttons + links ---------- */
.lap-button {
    display: inline-flex;
    min-height: 44px;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    border-radius: var(--radius-small);
    border: 1px solid var(--primary-color);
    background: var(--primary-color);
    color: #FFFFFF;
    font-family: var(--font-heading);
    font-size: 0.86rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding: 0.78rem 1.35rem;
    text-align: center;
    box-shadow: 0 12px 30px color-mix(in srgb, var(--primary-color) 26%, transparent);
}

.lap-button:hover {
    background: var(--primary-hover);
    border-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 18px 40px color-mix(in srgb, var(--primary-color) 38%, transparent);
}

.lap-button-secondary {
    display: inline-flex;
    min-height: 44px;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    border-radius: var(--radius-small);
    border: 1px solid var(--border-strong);
    background: color-mix(in srgb, var(--surface-color) 60%, transparent);
    color: var(--text-color);
    font-family: var(--font-heading);
    font-size: 0.86rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 0.78rem 1.35rem;
    text-align: center;
}

.lap-button-secondary:hover {
    border-color: var(--primary-color);
    background: color-mix(in srgb, var(--primary-color) 12%, transparent);
    color: var(--text-color);
    transform: translateY(-2px);
    box-shadow: 0 0 26px color-mix(in srgb, var(--primary-color) 20%, transparent);
}

.pill-link {
    display: inline-flex;
    min-height: 38px;
    align-items: center;
    border-radius: var(--radius-small);
    border: 1px solid var(--border-color);
    background: color-mix(in srgb, var(--surface-color) 60%, transparent);
    padding: 0.42rem 0.8rem;
    color: var(--text-muted);
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.pill-link:hover {
    color: var(--text-color);
    border-color: var(--primary-color);
    background: color-mix(in srgb, var(--primary-color) 12%, transparent);
}

.link-more {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    border-bottom: 1px solid var(--border-strong);
    padding-bottom: 0.3rem;
    color: var(--text-color);
    font-family: var(--font-heading);
    font-size: 0.84rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.link-more:hover {
    gap: 0.75rem;
    color: var(--primary-color);
    border-color: var(--primary-color);
}

/* ---------- Panels + cards ---------- */
.hero-panel {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-large);
    background: linear-gradient(158deg, color-mix(in srgb, var(--surface-color) 98%, transparent), color-mix(in srgb, var(--cloud-color) 100%, transparent));
    box-shadow: var(--shadow-soft);
}

.hero-panel::after {
    content: '';
    position: absolute;
    z-index: -1;
    top: -45%;
    right: -14%;
    width: 58%;
    height: 118%;
    background: radial-gradient(circle, color-mix(in srgb, var(--primary-color) 22%, transparent), transparent 68%);
    filter: blur(52px);
    pointer-events: none;
}

.panel-dark {
    position: relative;
    overflow: hidden;
    border: 1px solid color-mix(in srgb, var(--primary-color) 26%, transparent);
    border-radius: var(--radius-large);
    background: var(--grad-panel);
    box-shadow: var(--shadow-card);
}

.race-card {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-medium);
    border: 1px solid var(--border-color);
    background: color-mix(in srgb, var(--surface-color) 92%, transparent);
    transition: border-color 220ms ease, transform 220ms ease, background 220ms ease, box-shadow 220ms ease;
}

.race-card::after {
    content: '';
    position: absolute;
    top: 0;
    inset-inline: 0;
    height: 2px;
    background: var(--tone-color, var(--primary-color));
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform 320ms ease;
}

.race-card:hover {
    border-color: color-mix(in srgb, var(--primary-color) 55%, transparent);
    background: var(--surface-color);
    box-shadow: var(--shadow-card);
    transform: translateY(-3px);
}

.race-card:hover::after {
    transform: scaleX(1);
}

.feature-card {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-large);
    border: 1px solid var(--border-color);
    background: var(--ink-color);
    transition: border-color 240ms ease, transform 240ms ease, box-shadow 240ms ease;
}

.feature-card:hover {
    border-color: color-mix(in srgb, var(--primary-color) 62%, transparent);
    box-shadow: var(--shadow-card);
    transform: translateY(-3px);
}

.circuit-card {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-medium);
    background:
        linear-gradient(160deg, color-mix(in srgb, var(--surface-color) 96%, transparent), color-mix(in srgb, var(--cloud-color) 100%, transparent)),
        repeating-linear-gradient(135deg, var(--grid-line) 0 1px, transparent 1px 14px);
    box-shadow: var(--shadow-card);
}

.series-tile {
    position: relative;
    overflow: hidden;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-medium);
    background: color-mix(in srgb, var(--surface-color) 92%, transparent);
    padding: 1.4rem;
    transition: border-color 220ms ease, transform 220ms ease, background 220ms ease;
}

.series-tile::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--tone-color, var(--primary-color));
    transform: scaleY(0);
    transform-origin: top center;
    transition: transform 280ms ease;
}

.series-tile:hover {
    border-color: color-mix(in srgb, var(--primary-color) 55%, transparent);
    background: var(--surface-color);
    transform: translateY(-3px);
}

.series-tile:hover::before {
    transform: scaleY(1);
}

.series-code {
    font-size: 0.64rem;
    font-weight: 700;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--tone-color, var(--accent-color));
}

/* ---------- Meta chips + badges ---------- */
.tag-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    border-radius: var(--radius-small);
    border: 1px solid color-mix(in srgb, var(--primary-color) 70%, transparent);
    background: color-mix(in srgb, var(--ink-color) 66%, transparent);
    backdrop-filter: blur(6px);
    color: var(--primary-color);
    font-family: var(--font-mono);
    font-size: 0.56rem;
    font-weight: 500;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    padding: 0.3rem 0.6rem;
}

.round-badge {
    display: inline-flex;
    min-width: 2.4rem;
    height: 2.4rem;
    flex-shrink: 0;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-small);
    border: 1px solid color-mix(in srgb, var(--primary-color) 45%, transparent);
    background: color-mix(in srgb, var(--primary-color) 12%, transparent);
    color: var(--primary-color);
    font-size: 0.86rem;
    font-weight: 700;
}

.filter-chip {
    display: inline-flex;
    min-height: 44px;
    align-items: center;
    gap: 0.4rem;
    border-radius: var(--radius-small);
    border: 1px solid var(--border-color);
    background: color-mix(in srgb, var(--surface-color) 70%, transparent);
    color: var(--text-muted);
    font-family: var(--font-heading);
    font-size: 0.84rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 0.55rem 0.95rem;
    cursor: pointer;
}

.filter-chip:hover {
    color: var(--text-color);
    border-color: var(--border-strong);
}

.filter-chip.is-active,
.filter-chip.is-active:hover {
    border-color: var(--primary-color);
    background: var(--primary-color);
    color: #FFFFFF;
    box-shadow: 0 10px 24px color-mix(in srgb, var(--primary-color) 28%, transparent);
}

.is-hidden {
    display: none !important;
}

/* ---------- Tone palette ---------- */
.tone-red {
    --tone-color: var(--primary-color);
}

.tone-yellow {
    --tone-color: var(--accent-yellow);
}

.tone-green {
    --tone-color: var(--accent-green);
}

.tone-purple {
    --tone-color: var(--accent-purple);
}

.tone-label {
    color: var(--tone-color, var(--accent-color));
}

/* ---------- Ticker ---------- */
.ticker-bar {
    overflow: hidden;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-medium);
    background: color-mix(in srgb, var(--surface-color) 88%, transparent);
}

.ticker-cell {
    position: relative;
    padding: 1.85rem 1.15rem 1.1rem;
    border-right: 1px solid color-mix(in srgb, var(--border-color) 80%, transparent);
    border-bottom: 1px solid color-mix(in srgb, var(--border-color) 80%, transparent);
    transition: background 220ms ease;
}

.ticker-cell::before {
    content: '';
    position: absolute;
    top: 1.05rem;
    left: 1.15rem;
    width: 1.1rem;
    height: 2px;
    background: var(--tone-color, var(--primary-color));
}

.ticker-cell:hover {
    background: color-mix(in srgb, var(--primary-color) 8%, transparent);
}

.ticker-value {
    font-size: 1.7rem;
    font-weight: 700;
    line-height: 1;
    color: var(--tone-color, var(--text-color));
}

.ticker-label {
    margin-top: 0.4rem;
    font-family: var(--font-mono);
    font-size: 0.56rem;
    font-weight: 500;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--text-muted);
}

/* ---------- Tables ---------- */
.timing-table {
    width: 100%;
    border-collapse: collapse;
}

.timing-table th {
    padding: 0.5rem 0.6rem;
    text-align: left;
    font-family: var(--font-mono);
    font-size: 0.56rem;
    font-weight: 500;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--text-muted);
    border-bottom: 1px solid color-mix(in srgb, var(--primary-color) 40%, transparent);
}

.timing-table th:last-child,
.timing-table td:last-child {
    text-align: right;
}

.timing-table td {
    padding: 0.7rem 0.6rem;
    border-top: 1px solid color-mix(in srgb, var(--border-color) 85%, transparent);
    font-weight: 600;
    color: var(--text-color);
}

.timing-table tbody tr:hover {
    background: color-mix(in srgb, var(--primary-color) 7%, transparent);
}

.timing-table td:first-child {
    font-family: var(--font-mono);
    color: var(--primary-color);
}

/* ---------- Editorial blocks ---------- */
.stat-tile {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-medium);
    background: color-mix(in srgb, var(--surface-color) 90%, transparent);
    padding: 1.25rem;
}

.stat-value {
    font-family: var(--font-heading);
    font-size: 2.6rem;
    font-weight: 800;
    line-height: 1;
    color: var(--tone-color, var(--primary-color));
}

.stat-label {
    margin-top: 0.45rem;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-muted);
}

.countdown-value {
    font-family: var(--font-mono);
    font-variant-numeric: tabular-nums;
    font-size: clamp(1.9rem, 8vw, 2.9rem);
    font-weight: 700;
    line-height: 1;
    color: var(--tone-color, var(--primary-color));
}

.promise-row {
    display: flex;
    gap: 1rem;
    border-top: 1px solid color-mix(in srgb, var(--border-color) 80%, transparent);
    padding-top: 1rem;
}

.promise-icon {
    display: inline-flex;
    height: 2.6rem;
    width: 2.6rem;
    flex-shrink: 0;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-small);
    border: 1px solid color-mix(in srgb, var(--primary-color) 35%, transparent);
    background: color-mix(in srgb, var(--primary-color) 12%, transparent);
    color: var(--primary-color);
}

.tip-box {
    border-left: 3px solid var(--primary-color);
    border-radius: 0 var(--radius-medium) var(--radius-medium) 0;
    background: color-mix(in srgb, var(--primary-color) 10%, transparent);
}

.lap-frame {
    position: relative;
    isolation: isolate;
}

.lap-frame::before,
.lap-frame::after {
    content: '';
    position: absolute;
    border-radius: var(--radius-large);
    z-index: -1;
}

.lap-frame::before {
    inset: 18px -18px -18px 18px;
    border: 1px solid var(--border-color);
}

.lap-frame::after {
    inset: -14px 20px 20px -14px;
    border: 1px solid color-mix(in srgb, var(--primary-color) 32%, transparent);
}

@media (max-width: 1023px) {
    .lap-frame::before,
    .lap-frame::after {
        display: none;
    }
}

.media-scrim {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, color-mix(in srgb, var(--ink-color) 96%, transparent) 6%, color-mix(in srgb, var(--ink-color) 70%, transparent) 46%, color-mix(in srgb, var(--ink-color) 12%, transparent) 100%);
}

/* ---------- Prose ---------- */
.article-prose > *:first-child {
    margin-top: 0;
}

.article-prose p,
.article-prose div {
    margin-top: 1.1rem;
    color: var(--text-color);
    font-size: 1.05rem;
    line-height: 1.8;
}

.article-prose h2 {
    margin-top: 2.2rem;
    color: var(--text-color);
    font-family: var(--font-heading);
    font-size: clamp(1.6rem, 4vw, 2.3rem);
    line-height: 1.1;
}

.article-prose a {
    color: var(--primary-color);
    text-decoration: underline;
}

.article-prose ul {
    margin-top: 1.1rem;
    padding-left: 1.25rem;
    list-style: disc;
}

.article-prose li {
    margin-top: 0.5rem;
    line-height: 1.7;
}

/* ---------- Forms ---------- */
.form-input {
    min-height: 48px;
    width: 100%;
    border-radius: var(--radius-small);
    border: 1px solid var(--border-color);
    background: color-mix(in srgb, var(--ink-color) 55%, transparent);
    padding: 0.85rem 1rem;
    color: var(--text-color);
    font-family: var(--font-body);
    transition: border-color 220ms ease, box-shadow 220ms ease, background 220ms ease;
}

.form-input::placeholder {
    color: color-mix(in srgb, var(--text-muted) 82%, transparent);
}

.form-input:focus {
    border-color: var(--primary-color);
    background: color-mix(in srgb, var(--ink-color) 78%, transparent);
    box-shadow: 0 0 0 4px color-mix(in srgb, var(--primary-color) 16%, transparent);
    outline: none;
}

.status-note {
    font-size: 0.84rem;
    font-weight: 600;
    color: var(--secondary-color);
}

.status-note.is-error {
    color: var(--primary-color);
}

.status-note.on-dark {
    color: var(--secondary-color);
}

.status-note.on-dark.is-error {
    color: var(--primary-color);
}

/* ---------- Footer ---------- */
.site-footer {
    border-top: 1px solid var(--border-color);
    background: color-mix(in srgb, var(--cloud-color) 94%, transparent);
}

.newsletter-panel {
    border: 1px solid color-mix(in srgb, var(--primary-color) 26%, transparent);
    border-radius: var(--radius-large);
    background: var(--grad-panel);
    padding: 1.5rem;
    box-shadow: var(--shadow-card);
}

.footer-heading {
    font-family: var(--font-mono);
    font-size: 0.56rem;
    font-weight: 500;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.footer-link {
    display: block;
    padding: 0.3rem 0;
    color: var(--text-color);
    font-size: 0.94rem;
    font-weight: 600;
    transition: color 180ms ease, transform 180ms ease;
}

.footer-link:hover {
    color: var(--primary-color);
    transform: translateX(3px);
}

.footer-note {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-muted);
}

/* ---------- Tabs ---------- */
.standings-panel {
    display: none;
}

.standings-panel.is-active {
    display: block;
}