.preview-gallery {
    display: flex;
    flex-direction: column;

    .preview-thumb:hover {
        transform: scale(1.08);
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.18);
    }

    /* Scroll buttons */
    .scroll-buttons {
        display: flex;
        justify-content: center;
        gap: 16px;
        margin-top: 16px;
    }

    .scroll-btn {
        background: linear-gradient(90deg, var(--accent), var(--accent-2));
        color: white;
        border: none;
        border-radius: 50%;
        width: 48px;
        height: 48px;
        display: flex;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        font-size: 18px;
        font-weight: bold;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
        transition: transform 0.2s, box-shadow 0.2s;
    }

    .scroll-btn:hover {
        transform: translateY(-2px);
        box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
    }

    .scroll-btn:active {
        transform: translateY(0);
    }

    .hero-text h1 {
        font-size: clamp(48px, 6vw, 72px);
        line-height: 1.15;
        margin: 0 0 .25rem;
        font-weight: 800;
    }

    .subtitle {
        margin: .2rem 0 1rem;
        color: var(--muted);
        font-weight: 700;
        font-size: 1.6rem;
    }

    .tagline {
        font-size: 1.2rem;
        max-width: 65ch;
    }

    /* Mobile responsiveness */
    @media (max-width: 768px) {
        .hero-text h1 {
            font-size: clamp(28px, 8vw, 48px);
        }

        .subtitle {
            font-size: 1.1rem;
        }

        .tagline {
            font-size: 1rem;
        }
    }

    .preview-row {
        display: flex;
        overflow-x: auto;
        gap: 16px;
        padding: 16px;
        width: 100%;
        margin: 0;
        scrollbar-width: none;
        -ms-overflow-style: none;
    }

    .preview-row::-webkit-scrollbar {
        display: none;
    }

    .preview-row::-webkit-scrollbar {
        display: none;
    }

    .preview-thumb {
        flex-shrink: 0;
        max-height: 400px;
        width: auto;
        object-fit: contain;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
        cursor: pointer;
        transition: transform 0.2s;
    }

    .preview-thumb:hover {
        transform: scale(1.08);
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.18);
    }

    .preview-modal {
        position: fixed;
        top: 0;
        left: 0;
        width: 100vw;
        height: 100vh;
        background: rgba(0, 0, 0, 0.7);
        display: flex;
        align-items: center;
        justify-content: center;
        z-index: 1000;
    }

    .preview-max {
        max-width: 90vw;
        max-height: 80vh;
        object-fit: contain;
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
    }

    .preview-close {
        position: absolute;
        top: 32px;
        right: 48px;
        font-size: 2.5rem;
        color: #fff;
        cursor: pointer;
        font-weight: bold;
        z-index: 1001;
    }
}

:root {
    --bg: #0b0f17;
    --bg-elev: #111727;
    --text: #e7ecf3;
    --muted: #a9b3c7;
    --card: #121a2b;
    --accent: #55d3ff;
    --accent-2: #7c4dff;
    --ring: rgba(85, 211, 255, .6);
    --btn-w: 240px;
}

@media (prefers-color-scheme: light) {
    :root {
        --bg: #f7f9fc;
        --bg-elev: #ffffff;
        --text: #0e1320;
        --muted: #5b667a;
        --card: #ffffff;
        --accent: #0066ff;
        --accent-2: #8b5cf6;
        --ring: rgba(0, 102, 255, .25);
    }
}

* {
    box-sizing: border-box
}

html {
    scroll-behavior: smooth
}

body {
    margin: 0;
    font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji", sans-serif;
    background:
        radial-gradient(1200px 600px at 80% -10%, rgba(124, 77, 255, .25), transparent 60%),
        radial-gradient(900px 500px at -10% 10%, rgba(85, 211, 255, .18), transparent 60%),
        var(--bg);
    color: var(--text);
    line-height: 1.6;
}

.container {
    width: min(1100px, 92%);
    margin-inline: auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 10;
    background: rgba(0, 0, 0, .25);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, .06);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 0;
}

.brand {
    display: flex;
    gap: .6rem;
    align-items: center;
    color: var(--text);
    font-weight: 700;
}

.brand-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid rgba(255, 255, 255, .5);
    background: #fff;
}

.brand-name {
    letter-spacing: .2px
}

.hero {
    padding: 24px;
    width: 100%;
    text-align: center;
}

.hero-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    max-width: none;
}

.hero-text {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
}

.hero-text h1 {
    font-size: clamp(48px, 6vw, 72px);
    line-height: 1.15;
    margin: 0 0 .25rem;
    font-weight: 800;
}

.subtitle {
    margin: .2rem 0 1rem;
    color: var(--muted);
    font-weight: 700;
    font-size: 1.6rem
}

.tagline {
    font-size: 1.2rem;
    max-width: 65ch;
}

.hero-cover {
    max-width: 400px;
    width: 100%;
    height: auto;
}

.links {
    padding: 24px 0 12px
}

.link-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    list-style: none;
    padding: 0;
    margin: 0;
    justify-content: center;
}

.link-grid>li {
    flex: 0 1 var(--btn-w);
}

@media (max-width:1000px) {
    :root {
        --btn-w: 220px;
    }
}

@media (max-width:720px) {
    :root {
        --btn-w: 48%;
    }
}

@media (max-width:440px) {
    :root {
        --btn-w: 100%;
    }
}

.link-card {
    display: grid;
    place-items: center;
    text-align: center;
    padding: 12px 10px;
    min-height: 66px;
    border-radius: 12px;
    background: linear-gradient(180deg, var(--card), color-mix(in oklab, var(--card), black 6%));
    color: var(--text);
    text-decoration: none;
    border: 1px solid rgba(255, 255, 255, .06);
    box-shadow: 0 6px 16px rgba(0, 0, 0, .14);
    transition: transform .15s ease, box-shadow .2s ease, border-color .2s ease;
    width: 100%;
}

.link-card:hover {
    transform: translateY(-2px);
    border-color: color-mix(in oklab, var(--accent), white 60%);
    box-shadow: 0 12px 26px rgba(0, 0, 0, .22), 0 0 0 6px var(--ring);
}

.link-title {
    font-weight: 700;
    font-size: 0.98rem;
}

.contact {
    padding: 48px 0 72px
}

.contact h2 {
    font-size: 2.4rem;
    margin: 0 0 .5rem 0
}

.contact-lead {
    color: var(--muted);
    max-width: 70ch;
    font-size: 1.2rem
}

.contact-form {
    margin-top: 18px;
    background: var(--bg-elev);
    padding: 18px;
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, .06);
    box-shadow: 0 6px 18px rgba(0, 0, 0, .12);
}

.field-row {
    display: grid;
    gap: 14px;
    grid-template-columns: 1fr 1fr
}

@media (max-width:720px) {
    .field-row {
        grid-template-columns: 1fr
    }
}

.field label {
    display: block;
    font-weight: 600;
    margin: 8px 0 6px
}

.field input,
.field textarea {
    width: 100%;
    color: var(--text);
    background: #0e1526;
    border: 1px solid rgba(255, 255, 255, .12);
    padding: 12px 12px;
    border-radius: 10px;
    outline: none;
    transition: border-color .2s ease, box-shadow .2s ease;
}

@media (prefers-color-scheme: light) {

    .field input,
    .field textarea {
        background: #fff;
        border-color: #e6eaf2
    }
}

.field input:focus,
.field textarea:focus {
    border-color: color-mix(in oklab, var(--accent), white 30%);
    box-shadow: 0 0 0 6px var(--ring);
}

.btn-primary {
    margin-top: 8px;
    background: linear-gradient(90deg, var(--accent), var(--accent-2));
    color: white;
    font-weight: 800;
    letter-spacing: .2px;
    padding: 18px 32px;
    border: 0;
    border-radius: 12px;
    cursor: pointer;
    box-shadow: 0 8px 18px rgba(0, 0, 0, .2);
    font-size: 1.1rem;
    display: inline-block;
    text-decoration: none;
}

.btn-primary:hover {
    filter: brightness(1.05)
}

.form-status {
    margin: 10px 0 0;
    min-height: 1.25rem;
    color: var(--muted)
}

/* Spacer utility */
.spacer {
    height: 80px;
    width: 100%;
}

h2 {
    font-size: 2.4rem;
    font-weight: 800;
    margin: 0 0 1rem 0;
}

.benefits h2,
.ultimate-source h2 {
    font-size: 2.4rem;
    font-weight: 800;
    margin: 0 0 1rem 0;
}

.benefits p,
.ultimate-source p {
    font-size: 1.2rem;
    line-height: 1.6;
    color: var(--muted);
}

.benefits ul li {
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 0.5rem;
}

/* Feature Section Styles */
.feature-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.feature-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: center;
}

.feature-content h2 {
    font-size: 2.4rem;
    margin: 0 0 1rem 0;
    font-weight: 800;
}

.feature-content p {
    color: var(--muted);
    line-height: 1.6;
    font-size: 1.2rem;
}

.feature-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.feature-image img {
    width: 100%;
    height: auto;
    max-height: 400px;
    object-fit: contain;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

@media (max-width: 768px) {
    .feature-item,
    .feature-item.reverse {
        grid-template-columns: 1fr;
        grid-template-areas:
            "content"
            "image";
        gap: 24px;
        margin-bottom: 48px;
    }

    .feature-content {
        grid-area: content;
    }

    .feature-image {
        grid-area: image;
    }
}

.site-footer {
    padding: 28px 0;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, .08);
    color: var(--muted);
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: center
}