*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --blue: #00b4ff;
    --green: #4a9030;
    --gradient: linear-gradient(135deg, #00d4ff 0%, #4a9030 100%);
    --gradient-soft: linear-gradient(135deg, rgba(0, 212, 255, 0.12) 0%, rgba(74, 144, 48, 0.1) 100%);
    --bg: #f4f8fc;
    --card: #ffffff;
    --text: #0f172a;
    --muted: #64748b;
    --border: #e2e8f0;
    --radius: 20px;
    --shadow: 0 20px 50px rgba(15, 23, 42, 0.08);
    --shadow-lg: 0 32px 64px rgba(0, 100, 180, 0.12);
    --nav-bg: rgba(255, 255, 255, 0.82);
    --hero-bg: linear-gradient(180deg, #e8f4ff 0%, #f4f8fc 55%, var(--bg) 100%);
    --showcase-b2c: linear-gradient(180deg, #fff 0%, #eef6ff 100%);
    --footer-bg: #060d18;
}

[data-theme="dark"] {
    --bg: #0b1220;
    --card: #141f33;
    --text: #e8eef7;
    --muted: #94a3b8;
    --border: #243044;
    --nav-bg: rgba(11, 18, 32, 0.92);
    --hero-bg: linear-gradient(180deg, #0f1a2e 0%, #0b1220 55%, var(--bg) 100%);
    --showcase-b2c: linear-gradient(180deg, #141f33 0%, #0f1729 100%);
    --footer-bg: #030712;
}

html { scroll-behavior: smooth; }
body {
    font-family: 'Manrope', system-ui, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.65;
}
a { color: inherit; text-decoration: none; }
.container { max-width: 1140px; margin: 0 auto; padding: 0 24px; }
.nav-wrap { max-width: 1320px; margin: 0 auto; padding: 0 20px; }

.nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    background: var(--nav-bg); backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
}
.nav-inner { display: flex; align-items: center; gap: 16px; height: 72px; }
.brand { display: flex; align-items: center; gap: 12px; font-weight: 800; font-size: 1.25rem; }
.brand-mark {
    width: 42px; height: 42px; border-radius: 12px; background: var(--gradient);
    display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 800;
}
.nav-actions { display: flex; align-items: center; gap: 8px; margin-left: auto; }
.nav-back {
    font-size: 0.85rem; font-weight: 700; color: var(--muted);
    display: inline-flex; align-items: center; gap: 8px;
}
.nav-back:hover { color: var(--text); }
.lang-switch { display: inline-flex; padding: 3px; border-radius: 999px; background: var(--card); border: 1px solid var(--border); }
.lang-btn {
    border: none; background: transparent; color: var(--muted); font-family: inherit;
    font-size: 0.72rem; font-weight: 800; padding: 6px 10px; border-radius: 999px; cursor: pointer;
}
.lang-btn.active { background: var(--gradient); color: #fff; }
.theme-toggle {
    width: 38px; height: 38px; border-radius: 12px; border: 1px solid var(--border);
    background: var(--card); color: var(--text); cursor: pointer;
    display: inline-flex; align-items: center; justify-content: center;
}

.page-hero {
    padding: 120px 0 48px; background: var(--hero-bg); text-align: center;
}
.page-hero .badge {
    display: inline-flex; align-items: center; gap: 8px; padding: 8px 16px;
    border-radius: 999px; background: var(--card); border: 1px solid var(--border);
    font-size: 0.78rem; font-weight: 700; color: var(--green); margin-bottom: 18px;
}
.page-hero h1 {
    font-size: clamp(1.8rem, 4vw, 2.6rem); font-weight: 800; line-height: 1.15; margin-bottom: 16px;
}
.page-hero .lead {
    max-width: 680px; margin: 0 auto 28px; color: var(--muted); font-size: 1.05rem;
}
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.btn {
    display: inline-flex; align-items: center; gap: 8px; padding: 12px 22px;
    border-radius: 999px; font-weight: 700; font-size: 0.9rem;
}
.btn-primary { background: var(--gradient); color: #fff; box-shadow: 0 8px 24px rgba(0, 180, 255, 0.3); }
.btn-ghost { background: var(--card); border: 1px solid var(--border); color: var(--text); }

.section-head { text-align: center; max-width: 720px; margin: 0 auto 28px; }
.section-label {
    display: inline-block; font-size: 0.75rem; font-weight: 800; letter-spacing: 0.08em;
    text-transform: uppercase; color: var(--blue); margin-bottom: 10px;
}
.section-head h2 { font-size: clamp(1.4rem, 3vw, 2rem); font-weight: 800; margin-bottom: 12px; }
.section-head p { color: var(--muted); font-size: 1rem; }

.steps-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 36px;
}
.step-card {
    background: var(--card); border: 1px solid var(--border); border-radius: 18px;
    padding: 22px 18px; box-shadow: var(--shadow);
}
.step-num {
    width: 34px; height: 34px; border-radius: 10px; background: var(--gradient);
    color: #fff; font-weight: 800; display: flex; align-items: center; justify-content: center;
    margin-bottom: 12px; font-size: 0.9rem;
}
.step-card h3 { font-size: 0.95rem; font-weight: 800; margin-bottom: 8px; }
.step-card p { font-size: 0.82rem; color: var(--muted); line-height: 1.5; }

.owner-note {
    display: flex; gap: 14px; align-items: flex-start; padding: 22px 24px;
    border-radius: 18px; background: var(--gradient-soft); border: 1px solid var(--border);
    margin: 0 auto 36px; max-width: 860px;
}
.owner-note i { color: var(--green); font-size: 1.3rem; margin-top: 2px; }
.owner-note strong { display: block; margin-bottom: 6px; }
.owner-note span { color: var(--muted); font-size: 0.92rem; line-height: 1.55; }

.b2c-showcase { padding: 56px 0 72px; background: var(--showcase-b2c); }
.scroll-hint {
    text-align: center; font-size: 0.82rem; color: var(--muted); margin-bottom: 16px; font-weight: 600;
}
.b2c-gallery { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.b2c-shot {
    background: var(--card); border-radius: 22px; overflow: hidden;
    border: 1px solid var(--border); box-shadow: var(--shadow);
}
.b2c-shot-img { aspect-ratio: 9/19.5; overflow: hidden; background: #111; }
.b2c-shot-img img { width: 100%; height: 100%; object-fit: cover; object-position: top center; }
.b2c-shot-label { padding: 16px 18px; font-size: 0.88rem; font-weight: 700; }
.b2c-shot-label > span:first-child { display: block; }
.b2c-shot-label > span:last-child {
    display: block; font-size: 0.78rem; font-weight: 500; color: var(--muted); margin-top: 4px;
}

.store-badges { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-top: 28px; }
.store-badge {
    display: inline-flex; align-items: center; gap: 10px; padding: 10px 18px; border-radius: 12px;
    background: #0f172a; color: #fff; font-weight: 700; min-width: 168px;
}
.store-badge--apple { background: #000; }
.store-badge--google { background: #1a1a1a; }
.store-badge--soon { opacity: 0.42; pointer-events: none; }
.store-badge-label small { display: block; font-size: 0.62rem; font-weight: 500; opacity: 0.8; text-transform: uppercase; }
.store-badge-label strong { font-size: 1rem; }

footer {
    background: var(--footer-bg); color: rgba(255,255,255,0.55);
    padding: 32px 0; font-size: 0.85rem; text-align: center;
}
footer a { color: rgba(255,255,255,0.75); font-weight: 600; }

.benefits-section {
    padding: 56px 0 64px;
    background: var(--bg);
}
.benefits-grid {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px;
    margin-bottom: 36px;
}
.benefit-card {
    background: var(--card); border: 1px solid var(--border); border-radius: 18px;
    padding: 24px 22px; box-shadow: var(--shadow);
}
.benefit-card.highlight {
    border-color: rgba(0, 180, 255, 0.35);
    background: linear-gradient(180deg, rgba(0, 212, 255, 0.06) 0%, var(--card) 100%);
}
.benefit-icon {
    width: 44px; height: 44px; border-radius: 12px; background: var(--gradient-soft);
    display: flex; align-items: center; justify-content: center;
    color: var(--blue); font-size: 1.1rem; margin-bottom: 14px;
}
.benefit-card h3 { font-size: 1rem; font-weight: 800; margin-bottom: 10px; }
.benefit-card p { font-size: 0.88rem; color: var(--muted); line-height: 1.55; }

.store-flow {
    background: var(--card); border: 1px solid var(--border); border-radius: 20px;
    padding: 28px 24px; box-shadow: var(--shadow); margin-bottom: 28px;
}
.store-flow h3 {
    text-align: center; font-size: 1.05rem; font-weight: 800; margin-bottom: 22px;
}
.store-flow-steps {
    display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 10px;
}
.store-flow-step {
    display: flex; flex-direction: column; align-items: center; gap: 8px;
    text-align: center; max-width: 130px; font-size: 0.78rem; font-weight: 700; color: var(--text);
}
.store-flow-step i {
    width: 40px; height: 40px; border-radius: 12px; background: var(--gradient-soft);
    display: flex; align-items: center; justify-content: center; color: var(--green); font-size: 1rem;
}
.store-flow-arrow { color: var(--muted); font-size: 0.75rem; }

.connect-cta {
    display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 20px;
    padding: 24px 28px; border-radius: 18px; background: var(--gradient-soft);
    border: 1px solid var(--border);
}
.connect-cta strong { display: block; font-size: 1.05rem; margin-bottom: 8px; }
.connect-cta span { display: block; color: var(--muted); font-size: 0.9rem; line-height: 1.55; max-width: 640px; }
.connect-cta .btn { flex-shrink: 0; }

.webpanel-section {
    padding: 56px 0 64px;
    background: var(--showcase-b2c);
}
.webpanel-gallery {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
    margin-bottom: 28px;
}
.webpanel-shot {
    background: var(--card); border-radius: 18px; overflow: hidden;
    border: 1px solid var(--border); box-shadow: var(--shadow-lg);
}
.webpanel-shot-img {
    aspect-ratio: 16/10; overflow: hidden; background: #e8eef5;
    border-bottom: 1px solid var(--border);
}
.webpanel-shot-img img {
    width: 100%; height: 100%; object-fit: cover; object-position: top left;
}
.webpanel-shot-label { padding: 16px 18px; }
.webpanel-shot-label > span:first-child {
    display: block; font-size: 0.92rem; font-weight: 800; margin-bottom: 6px;
}
.webpanel-shot-label > span:last-child {
    display: block; font-size: 0.8rem; font-weight: 500; color: var(--muted); line-height: 1.5;
}
.webpanel-features {
    list-style: none; display: flex; flex-wrap: wrap; gap: 12px 24px;
    justify-content: center; margin-bottom: 28px; padding: 0;
}
.webpanel-features li {
    display: flex; align-items: center; gap: 8px;
    font-size: 0.88rem; font-weight: 600; color: var(--text);
}
.webpanel-features i { color: var(--green); font-size: 0.85rem; }
.webpanel-cta { text-align: center; }

@media (max-width: 960px) {
    .steps-grid, .b2c-gallery { grid-template-columns: 1fr 1fr; }
    .benefits-grid { grid-template-columns: 1fr; }
    .webpanel-gallery { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
    .page-hero { padding-top: 96px; }
    .steps-grid, .b2c-gallery { grid-template-columns: 1fr; }
    .store-flow-arrow { display: none; }
    .store-flow-steps { flex-direction: column; align-items: stretch; }
    .store-flow-step { max-width: none; flex-direction: row; text-align: left; }
    .connect-cta { flex-direction: column; align-items: stretch; }
    .connect-cta .btn { justify-content: center; }
    .mobile-scroll {
        display: flex; overflow-x: auto; gap: 14px; scroll-snap-type: x mandatory;
        margin: 0 -16px; padding: 0 16px 8px;
    }
    .mobile-scroll .b2c-shot { flex: 0 0 78%; scroll-snap-align: start; }
    .mobile-scroll .webpanel-shot { flex: 0 0 88%; scroll-snap-align: start; }
    .webpanel-features { flex-direction: column; align-items: flex-start; padding: 0 8px; }
}