*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
:root {
    --primary: #FF8400;
    --primary-hover: #E67700;
    --primary-light: rgba(255, 132, 0, 0.1);
    --bg: #F2F3F0;
    --bg-alt: #FFFFFF;
    --text: #111111;
    --text-secondary: #555555;
    --text-hint: #888888;
    --border: #E0E0E0;
    --card: #FFFFFF;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --radius: 16px;
    --font-heading: 'JetBrains Mono', monospace;
    --font-body: 'Geist', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}
html { font-size: 16px; -webkit-font-smoothing: antialiased; scroll-behavior: smooth; overflow-x: clip; max-width: 100vw; }
body { font-family: var(--font-body); background: var(--bg); color: var(--text); line-height: 1.6; overflow-x: clip; max-width: 100vw; position: relative; }

/* ── Header ── */
.seo-header {
    background: var(--card);
    border-bottom: 1px solid var(--border);
    position: sticky; top: 0; z-index: 100;
    padding: 0 24px; height: 56px;
    display: flex; align-items: center; justify-content: space-between;
}
.seo-header-logo {
    font-family: var(--font-heading); font-weight: 700; font-size: 18px;
    color: var(--text); text-decoration: none; display: flex; align-items: center; gap: 8px;
}
.seo-header-cta {
    background: var(--primary); color: #fff; border: none; border-radius: 999px;
    padding: 8px 20px; font-size: 14px; font-weight: 600; cursor: pointer;
    font-family: var(--font-body); transition: background 0.15s;
    text-decoration: none;
}
.seo-header-cta:hover { background: var(--primary-hover); }

/* ── Hero ── */
.seo-hero {
    max-width: 800px; margin: 0 auto; padding: 80px 24px 60px; text-align: center;
}
.seo-hero h1 {
    font-family: var(--font-heading); font-size: clamp(28px, 5vw, 42px);
    font-weight: 700; line-height: 1.2; margin-bottom: 16px; letter-spacing: -0.02em;
}
.seo-hero .seo-subtitle {
    font-size: 18px; color: var(--text-secondary); margin-bottom: 32px; max-width: 600px; margin-left: auto; margin-right: auto;
}
.seo-hero-cta {
    display: inline-flex; align-items: center; gap: 8px;
    background: var(--primary); color: #fff; border: none; border-radius: 999px;
    padding: 14px 32px; font-size: 16px; font-weight: 600; cursor: pointer;
    font-family: var(--font-body); transition: all 0.2s; text-decoration: none;
}
.seo-hero-cta:hover { background: var(--primary-hover); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.seo-hero-free {
    display: block; margin-top: 12px; font-size: 13px; color: var(--text-hint);
}

/* ── Intro ── */
.seo-intro {
    max-width: 700px; margin: 0 auto; padding: 0 24px 48px;
    font-size: 17px; color: var(--text-secondary); text-align: center; line-height: 1.7;
}

/* ── Benefits ── */
.seo-benefits {
    max-width: 900px; margin: 0 auto; padding: 0 24px 64px;
    display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 24px;
}
.seo-benefit {
    background: var(--card); border-radius: var(--radius); padding: 28px 24px;
    box-shadow: var(--shadow-sm); border: 1px solid var(--border);
    transition: transform 0.2s, box-shadow 0.2s;
}
.seo-benefit:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.seo-benefit-icon { font-size: 32px; display: block; margin-bottom: 12px; }
.seo-benefit h3 { font-family: var(--font-heading); font-size: 15px; font-weight: 600; margin-bottom: 8px; }
.seo-benefit p { font-size: 14px; color: var(--text-secondary); line-height: 1.5; }

/* ── Gallery ── */
.seo-gallery {
    max-width: 900px; margin: 0 auto; padding: 0 24px 48px;
}
.seo-gallery h2 {
    font-family: var(--font-heading); font-size: 24px; font-weight: 700;
    margin-bottom: 24px; text-align: center;
}
.seo-gallery-scroll {
    display: flex; gap: 16px; overflow-x: auto;
    scroll-snap-type: x mandatory; scrollbar-width: none;
    -webkit-overflow-scrolling: touch; padding: 4px 0 8px;
}
.seo-gallery-scroll::-webkit-scrollbar { display: none; }
.seo-gallery-card {
    flex: 0 0 220px; scroll-snap-align: start;
    border-radius: var(--radius); overflow: hidden;
    box-shadow: var(--shadow-sm); background: var(--card);
    transition: transform 0.2s, box-shadow 0.2s;
}
.seo-gallery-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.seo-gallery-card img {
    width: 100%; height: 300px; object-fit: cover; display: block;
}
.seo-gallery-card-title {
    padding: 10px 14px; font-size: 13px; font-weight: 500;
    color: var(--text-secondary); white-space: nowrap;
    overflow: hidden; text-overflow: ellipsis;
}
@media (max-width: 640px) {
    .seo-gallery-card { flex: 0 0 180px; }
    .seo-gallery-card img { height: 240px; }
}

/* ── How it works ── */
.seo-how {
    background: var(--bg-alt); padding: 64px 24px; text-align: center;
}
.seo-how h2 { font-family: var(--font-heading); font-size: 24px; font-weight: 700; margin-bottom: 40px; }
.seo-steps {
    max-width: 800px; margin: 0 auto;
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px;
}
.seo-step-num {
    width: 48px; height: 48px; border-radius: 50%;
    background: var(--primary); color: #fff;
    display: inline-flex; align-items: center; justify-content: center;
    font-family: var(--font-heading); font-weight: 700; font-size: 20px; margin-bottom: 16px;
}
.seo-step h3 { font-size: 16px; font-weight: 600; margin-bottom: 8px; }
.seo-step p { font-size: 14px; color: var(--text-secondary); }

/* ── Sections ── */
.seo-section {
    max-width: 800px; margin: 0 auto; padding: 48px 24px;
}
.seo-section h2 {
    font-family: var(--font-heading); font-size: 24px; font-weight: 700;
    margin-bottom: 24px; text-align: center;
}
.seo-use-cases {
    list-style: none; display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px;
}
.seo-use-cases li {
    background: var(--card); border: 1px solid var(--border); border-radius: 12px;
    padding: 16px 20px; font-size: 15px; font-weight: 500;
    display: flex; align-items: center; gap: 10px;
}
.seo-use-cases li::before { content: "\2713"; color: var(--primary); font-weight: 700; }

/* ── Pricing ── */
.seo-pricing-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 20px;
}
.seo-price-card {
    background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
    padding: 28px 24px; text-align: center; position: relative;
    transition: transform 0.2s, box-shadow 0.2s;
}
.seo-price-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.seo-price-popular { border-color: var(--primary); }
.seo-price-badge {
    position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
    background: var(--primary); color: #fff; font-size: 11px; font-weight: 600;
    padding: 4px 14px; border-radius: 999px; text-transform: uppercase; letter-spacing: 0.05em;
}
.seo-price-name { font-family: var(--font-heading); font-size: 16px; font-weight: 600; margin-bottom: 8px; }
.seo-price-amount { font-size: 28px; font-weight: 700; color: var(--primary); margin-bottom: 4px; }
.seo-price-credits { font-size: 15px; color: var(--text-secondary); margin-bottom: 4px; }
.seo-price-per { font-size: 13px; color: var(--text-hint); }

/* ── FAQ ── */
.seo-faq { max-width: 700px; margin: 0 auto; }
.seo-faq-item {
    border-bottom: 1px solid var(--border); overflow: hidden;
}
.seo-faq-q {
    width: 100%; background: none; border: none; cursor: pointer;
    padding: 20px 0; font-size: 16px; font-weight: 600; text-align: left;
    color: var(--text); font-family: var(--font-body);
    display: flex; justify-content: space-between; align-items: center;
}
.seo-faq-arrow { transition: transform 0.2s; font-size: 14px; color: var(--text-hint); }
.seo-faq-a { max-height: 0; overflow: hidden; transition: max-height 0.3s ease, padding 0.3s; }
.seo-faq-a p { font-size: 15px; color: var(--text-secondary); line-height: 1.6; }
.seo-faq-item.open .seo-faq-arrow { transform: rotate(180deg); }
.seo-faq-item.open .seo-faq-a { max-height: 300px; padding-bottom: 20px; }

/* ── CTA Section ── */
.seo-final-cta {
    background: var(--bg-alt); padding: 64px 24px; text-align: center;
}
.seo-final-cta h2 { font-family: var(--font-heading); font-size: 24px; font-weight: 700; margin-bottom: 12px; }
.seo-final-cta p { font-size: 16px; color: var(--text-secondary); margin-bottom: 24px; }
.seo-final-cta .seo-hero-cta { font-size: 16px; }

/* ── Footer ── */
.seo-footer {
    padding: 32px 24px; text-align: center; border-top: 1px solid var(--border);
}
.seo-footer-logo {
    font-family: var(--font-heading); font-weight: 700; font-size: 16px;
    display: block; margin-bottom: 8px;
}
.seo-footer-copy { font-size: 13px; color: var(--text-hint); display: block; margin-bottom: 16px; }
.seo-footer-links { display: flex; justify-content: center; gap: 24px; flex-wrap: wrap; }
.seo-footer-links a {
    font-size: 13px; color: var(--text-secondary); text-decoration: none;
    transition: color 0.15s;
}
.seo-footer-links a:hover { color: var(--primary); }

/* ── Responsive ── */
@media (max-width: 640px) {
    .seo-steps { grid-template-columns: 1fr; gap: 24px; }
    .seo-hero { padding: 48px 16px 40px; }
    .seo-benefits { grid-template-columns: 1fr; }
    .seo-pricing-grid { grid-template-columns: repeat(2, 1fr); }
    .seo-use-cases { grid-template-columns: 1fr; }
}