/* ============================================================
   SignDeaf - Deaf Culture Guide
   ============================================================ */

:root {
    --sdculture-ink: #10203e;
    --sdculture-muted: #546986;
    --sdculture-line: rgba(141, 171, 214, 0.4);
    --sdculture-bg: #f4f8ff;
    --sdculture-navy: #0d1b35;
    --sdculture-blue: #1971c2;
    --sdculture-cyan: #44c2ff;
    --sdculture-gold: #ffd86b;
    --sdculture-coral: #ff8f70;
    --sdculture-radius-sm: 18px;
    --sdculture-radius-md: 28px;
    --sdculture-radius-lg: 38px;
    --sdculture-shadow-sm: 0 16px 42px rgba(16, 32, 62, 0.08);
    --sdculture-shadow-lg: 0 30px 90px rgba(13, 27, 53, 0.18);
    --sdculture-heading: Georgia, "Times New Roman", serif;
    --sdculture-reading: 74ch;
}

.sdculture-page {
    background:
        radial-gradient(circle at 0% 0%, rgba(25, 113, 194, 0.1), transparent 20%),
        radial-gradient(circle at 100% 12%, rgba(68, 194, 255, 0.12), transparent 24%),
        linear-gradient(180deg, #f8fbff 0%, var(--sdculture-bg) 44%, #eef5ff 100%);
    color: var(--sdculture-ink);
}

.sdculture-hero {
    position: relative;
    overflow: hidden;
    padding: 96px 0 62px;
    color: #fff;
    background:
        radial-gradient(circle at 14% 20%, rgba(68, 194, 255, 0.16), transparent 22%),
        radial-gradient(circle at 82% 16%, rgba(255, 216, 107, 0.14), transparent 20%),
        linear-gradient(135deg, #0d1b35 0%, #14336a 48%, #0b1930 100%);
}

.sdculture-hero::before,
.sdculture-hero::after {
    content: "";
    position: absolute;
    border-radius: 999px;
    pointer-events: none;
}

.sdculture-hero::before {
    width: 360px;
    height: 360px;
    right: -40px;
    top: -50px;
    background: radial-gradient(circle, rgba(68, 194, 255, 0.2), transparent 70%);
    filter: blur(10px);
    animation: sdculture-float 12s ease-in-out infinite;
}

.sdculture-hero::after {
    width: 320px;
    height: 320px;
    left: -60px;
    bottom: -120px;
    background: radial-gradient(circle, rgba(255, 143, 112, 0.16), transparent 70%);
    filter: blur(16px);
    animation: sdculture-float 14s ease-in-out infinite reverse;
}

.sdculture-hero-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
    gap: 34px;
    align-items: center;
}

.sdculture-kicker,
.sdculture-eyebrow {
    display: inline-flex;
    align-items: center;
    padding: 8px 18px;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.sdculture-kicker {
    margin-bottom: 18px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.18);
    color: rgba(255, 255, 255, 0.92);
}

.sdculture-hero h1,
.sdculture-section-head h2,
.sdculture-cta h2 {
    margin: 0 0 14px;
    font-family: var(--sdculture-heading);
    letter-spacing: -0.03em;
    line-height: 0.98;
}

.sdculture-hero h1 {
    font-size: clamp(2.9rem, 6vw, 5.4rem);
}

.sdculture-lead {
    max-width: 62ch;
    margin: 0 0 24px;
    color: rgba(255, 255, 255, 0.83);
    font-size: 1.08rem;
    line-height: 1.9;
}

.sdculture-hero-actions,
.sdculture-cta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}

.sdculture-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 54px;
    padding: 0.9rem 1.4rem;
    border-radius: 999px;
    border: 1px solid transparent;
    background: linear-gradient(135deg, #ffd86b 0%, #fff0b6 100%);
    color: #1a2236;
    font-weight: 900;
    box-shadow: 0 16px 36px rgba(255, 216, 107, 0.24);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.sdculture-btn:hover,
.sdculture-btn:focus-visible {
    transform: translateY(-2px);
    box-shadow: 0 20px 42px rgba(255, 216, 107, 0.32);
}

.sdculture-btn--ghost {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.18);
    color: #fff;
    box-shadow: none;
}

.sdculture-hero-stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    margin-top: 28px;
}

.sdculture-hero-stats article {
    padding: 18px;
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.14);
    backdrop-filter: blur(10px);
}

.sdculture-hero-stats strong,
.sdculture-hero-stats span {
    display: block;
}

.sdculture-hero-stats strong {
    margin-bottom: 8px;
    color: var(--sdculture-gold);
    font-size: 0.85rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.sdculture-hero-stats span {
    color: rgba(255, 255, 255, 0.84);
    line-height: 1.7;
}

.sdculture-hero-art {
    position: relative;
    min-height: 500px;
    border-radius: 36px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.03)),
        radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.05), transparent 60%);
    box-shadow: var(--sdculture-shadow-lg);
    overflow: hidden;
}

.sdculture-art-ring {
    position: absolute;
    inset: 50%;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.sdculture-art-ring--one {
    width: 360px;
    height: 360px;
    animation: sdculture-spin 25s linear infinite;
}

.sdculture-art-ring--two {
    width: 240px;
    height: 240px;
    border-style: dashed;
    animation: sdculture-spin 18s linear infinite reverse;
}

.sdculture-art-card {
    position: absolute;
    border-radius: 28px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: var(--sdculture-shadow-sm);
    backdrop-filter: blur(14px);
}

.sdculture-art-card span,
.sdculture-art-card strong {
    display: block;
}

.sdculture-art-card span {
    margin-bottom: 8px;
    font-size: 0.82rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.sdculture-art-card strong {
    line-height: 1.4;
}

.sdculture-art-card--main {
    top: 62px;
    left: 34px;
    width: 240px;
    padding: 22px;
    background: linear-gradient(180deg, rgba(68, 194, 255, 0.22), rgba(68, 194, 255, 0.06));
    animation: sdculture-rise 7s ease-in-out infinite;
}

.sdculture-art-card--mini {
    right: 30px;
    bottom: 88px;
    width: 200px;
    padding: 18px;
    background: linear-gradient(180deg, rgba(255, 143, 112, 0.22), rgba(255, 143, 112, 0.06));
    animation: sdculture-rise 8.5s ease-in-out infinite reverse;
}

.sdculture-jump-nav {
    position: sticky;
    top: 108px;
    z-index: 25;
    padding: 18px 0 0;
}

.sdculture-jump-nav__inner {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    padding: 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.78);
    border: 1px solid rgba(141, 171, 214, 0.32);
    backdrop-filter: blur(14px);
    box-shadow: 0 12px 30px rgba(16, 32, 62, 0.08);
}

.sdculture-jump-nav__inner a {
    padding: 10px 14px;
    border-radius: 999px;
    color: var(--sdculture-muted);
    font-size: 0.92rem;
    font-weight: 700;
    transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.sdculture-jump-nav__inner a:hover,
.sdculture-jump-nav__inner a:focus-visible {
    background: rgba(25, 113, 194, 0.08);
    color: var(--sdculture-blue);
    transform: translateY(-1px);
}

.sdculture-section {
    padding: 76px 0;
}

.sdculture-section--quote,
.sdculture-section--cta {
    padding-top: 34px;
}

.sdculture-section--contrast {
    background:
        radial-gradient(circle at 20% 20%, rgba(68, 194, 255, 0.08), transparent 20%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.24), rgba(255, 255, 255, 0.12));
}

.sdculture-section-head {
    max-width: var(--sdculture-reading);
    margin-bottom: 28px;
}

.sdculture-eyebrow {
    margin-bottom: 14px;
    color: var(--sdculture-blue);
    background: rgba(25, 113, 194, 0.08);
    border: 1px solid rgba(25, 113, 194, 0.1);
}

.sdculture-section-head h2,
.sdculture-cta h2 {
    font-size: clamp(2rem, 3vw, 3.5rem);
    line-height: 1.04;
}

.sdculture-section-head p,
.sdculture-highlight-card p,
.sdculture-value-card p,
.sdculture-etiquette-card p,
.sdculture-myth-side p,
.sdculture-step-card p,
.sdculture-faq-copy p,
.sdculture-cta p {
    margin: 0 0 14px;
    color: var(--sdculture-muted);
    line-height: 1.9;
    font-size: 1.02rem;
}

.sdculture-two-col {
    display: grid;
    grid-template-columns: minmax(0, 0.96fr) minmax(0, 1.04fr);
    gap: 26px;
    align-items: start;
}

.sdculture-highlight-stack,
.sdculture-steps,
.sdculture-faq {
    display: grid;
    gap: 16px;
}

.sdculture-highlight-card,
.sdculture-value-card,
.sdculture-etiquette-card,
.sdculture-myth-card,
.sdculture-step-card,
.sdculture-faq-item,
.sdculture-quote,
.sdculture-cta {
    border: 1px solid var(--sdculture-line);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.98) 0%, rgba(247, 251, 255, 0.98) 100%);
    box-shadow: var(--sdculture-shadow-sm);
}

.sdculture-highlight-card,
.sdculture-value-card,
.sdculture-etiquette-card,
.sdculture-step-card {
    position: relative;
    overflow: hidden;
    padding: 24px;
    border-radius: var(--sdculture-radius-md);
}

.sdculture-highlight-card::before,
.sdculture-value-card::before,
.sdculture-etiquette-card::before,
.sdculture-step-card::before {
    content: "";
    position: absolute;
    inset: 0 auto auto 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--sdculture-blue), var(--sdculture-cyan), var(--sdculture-coral));
}

.sdculture-highlight-card strong {
    display: block;
    margin-bottom: 10px;
    font-size: 1.16rem;
}

.sdculture-grid {
    display: grid;
    gap: 20px;
}

.sdculture-grid--four {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.sdculture-grid--three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.sdculture-value-card h3,
.sdculture-etiquette-card h3,
.sdculture-step-card h3 {
    margin: 0 0 10px;
    font-size: 1.24rem;
    line-height: 1.3;
}

.sdculture-quote {
    padding: 34px;
    border-radius: var(--sdculture-radius-lg);
    text-align: center;
}

.sdculture-quote p {
    max-width: 30ch;
    margin: 0 auto;
    font-family: var(--sdculture-heading);
    color: var(--sdculture-ink);
    font-size: clamp(1.6rem, 3vw, 2.45rem);
    line-height: 1.3;
}

.sdculture-myths {
    display: grid;
    gap: 16px;
}

.sdculture-myth-card {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0;
    border-radius: var(--sdculture-radius-md);
    overflow: hidden;
}

.sdculture-myth-side {
    padding: 24px;
}

.sdculture-myth-side small {
    display: inline-flex;
    margin-bottom: 10px;
    color: var(--sdculture-coral);
    font-size: 0.82rem;
    font-weight: 900;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.sdculture-myth-side--truth {
    background: rgba(25, 113, 194, 0.04);
    border-left: 1px solid var(--sdculture-line);
}

.sdculture-myth-side--truth small {
    color: var(--sdculture-blue);
}

.sdculture-faq-item {
    padding: 0;
    border-radius: 24px;
    overflow: hidden;
}

.sdculture-faq-item summary {
    position: relative;
    display: block;
    padding: 22px 62px 22px 22px;
    list-style: none;
    cursor: pointer;
    font-size: 1.08rem;
    font-weight: 800;
    color: var(--sdculture-ink);
}

.sdculture-faq-item summary::-webkit-details-marker {
    display: none;
}

.sdculture-faq-item summary::after {
    content: "+";
    position: absolute;
    right: 22px;
    top: 50%;
    transform: translateY(-50%);
    width: 34px;
    height: 34px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(25, 113, 194, 0.08);
    color: var(--sdculture-blue);
    font-size: 1.5rem;
    font-weight: 400;
}

.sdculture-faq-item[open] summary::after {
    content: "-";
}

.sdculture-faq-copy {
    padding: 0 22px 22px;
}

.sdculture-cta {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 24px;
    align-items: center;
    padding: 30px;
    border-radius: var(--sdculture-radius-lg);
    background:
        radial-gradient(circle at 0% 0%, rgba(255, 216, 107, 0.16), transparent 18%),
        radial-gradient(circle at 100% 0%, rgba(68, 194, 255, 0.14), transparent 20%),
        linear-gradient(135deg, #ffffff 0%, #f6fbff 100%);
}

.sdculture-text-link {
    align-self: center;
    color: var(--sdculture-blue);
    font-weight: 800;
}

.sdculture-text-link:hover,
.sdculture-text-link:focus-visible {
    text-decoration: underline;
    text-underline-offset: 3px;
}

.sdculture-reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.sdculture-reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

@keyframes sdculture-float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(22px);
    }
}

@keyframes sdculture-rise {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-12px) rotate(1deg);
    }
}

@keyframes sdculture-spin {
    from {
        transform: translate(-50%, -50%) rotate(0deg);
    }
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

@media (max-width: 1180px) {
    .sdculture-grid--four {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .sdculture-two-col,
    .sdculture-hero-grid,
    .sdculture-cta {
        grid-template-columns: 1fr;
    }

    .sdculture-hero-art {
        min-height: 420px;
    }
}

@media (max-width: 900px) {
    .sdculture-jump-nav {
        position: static;
        padding-top: 12px;
    }

    .sdculture-hero-stats,
    .sdculture-grid--three {
        grid-template-columns: 1fr;
    }

    .sdculture-myth-card {
        grid-template-columns: 1fr;
    }

    .sdculture-myth-side--truth {
        border-left: 0;
        border-top: 1px solid var(--sdculture-line);
    }
}

@media (max-width: 720px) {
    .sdculture-section {
        padding: 56px 0;
    }

    .sdculture-grid--four {
        grid-template-columns: 1fr;
    }

    .sdculture-hero {
        padding-top: 74px;
    }

    .sdculture-hero-art {
        min-height: 360px;
    }

    .sdculture-art-card--main {
        top: 26px;
        left: 18px;
        width: 210px;
    }

    .sdculture-art-card--mini {
        right: 18px;
        bottom: 70px;
        width: 180px;
    }

    .sdculture-quote,
    .sdculture-cta,
    .sdculture-highlight-card,
    .sdculture-value-card,
    .sdculture-etiquette-card,
    .sdculture-step-card {
        padding: 22px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .sdculture-reveal,
    .sdculture-hero::before,
    .sdculture-hero::after,
    .sdculture-art-ring,
    .sdculture-art-card,
    .sdculture-btn,
    .sdculture-jump-nav__inner a {
        animation: none !important;
        transition: none !important;
    }

    .sdculture-reveal {
        opacity: 1;
        transform: none;
    }

    html {
        scroll-behavior: auto;
    }
}