@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@500;600;700;800&family=Inter:wght@300;400;500;600&display=swap');

:root {
    --bg-deep: #000012;
    --bg-cosmic: #2F043F;
    --bg-nebula: #3C1FE6;
    --bg-panel: #0a0a2e;
    --bg-panel-2: #14081f;
    --cyan: #0DD6EC;
    --ember: #FCD98D;
    --warn: #D7261E;
    --line: rgba(13, 214, 236, 0.18);
    --line-soft: rgba(252, 217, 141, 0.15);
    --text: #e8ecff;
    --text-dim: rgba(232, 236, 255, 0.66);
    --text-faint: rgba(232, 236, 255, 0.38);
    --grad-cta: linear-gradient(135deg, #0DD6EC 0%, #3C1FE6 100%);
    --grad-cta-hover: linear-gradient(135deg, #FCD98D 0%, #0DD6EC 100%);
    --grad-violet: linear-gradient(180deg, #2F043F 0%, #000012 100%);
    --grad-glow: radial-gradient(circle at 30% 20%, rgba(60, 31, 230, 0.25), transparent 60%),
                 radial-gradient(circle at 80% 80%, rgba(13, 214, 236, 0.18), transparent 55%);
    --font-h: 'Orbitron', sans-serif;
    --font-b: 'Inter', sans-serif;
    --header-h: 80px;
    --radius: 16px;
    --radius-sm: 10px;
}

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

html { scroll-behavior: smooth; background: var(--bg-deep); }
html.hide #preloader { display: none; }

body {
    font-family: var(--font-b);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text);
    background: var(--bg-deep);
    overflow-x: hidden;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image:
        radial-gradient(2px 2px at 20% 30%, rgba(255,255,255,0.6), transparent),
        radial-gradient(1px 1px at 70% 60%, rgba(255,255,255,0.5), transparent),
        radial-gradient(1px 1px at 40% 80%, rgba(252, 217, 141, 0.5), transparent),
        radial-gradient(2px 2px at 90% 20%, rgba(13, 214, 236, 0.5), transparent),
        radial-gradient(1px 1px at 10% 70%, rgba(255,255,255,0.4), transparent),
        radial-gradient(1px 1px at 55% 15%, rgba(255,255,255,0.5), transparent);
    background-size: 400px 400px;
    pointer-events: none;
    z-index: 0;
    opacity: 0.7;
}

body.fixed { overflow: hidden; }

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; font: inherit; color: inherit; }

.container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 32px;
    position: relative;
    z-index: 2;
}

#preloader {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: var(--bg-deep);
    display: flex;
    align-items: center;
    justify-content: center;
}
#preloader img { width: 80px; height: 80px; }

#header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    transition: all 0.3s ease;
    padding: 18px 0;
    background: transparent;
}
#header.scrolled {
    background: rgba(0, 0, 18, 0.85);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
}
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}
.logo img {
    width: 220px;
    display: block;
    filter: drop-shadow(0 0 14px rgba(13, 214, 236, 0.5));
}

.nav-desktop {
    display: flex;
    gap: 36px;
}
.nav-desktop .nav-link {
    font-family: var(--font-h);
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-dim);
    position: relative;
    transition: color 0.25s ease;
    padding: 6px 0;
}
.nav-desktop .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 1px;
    background: var(--cyan);
    transition: all 0.3s ease;
    box-shadow: 0 0 8px var(--cyan);
}
.nav-desktop .nav-link:hover { color: var(--cyan); }
.nav-desktop .nav-link:hover::after { width: 100%; left: 0; }

.burger-btn {
    display: none;
    background: transparent;
    border: 0;
    width: 40px;
    height: 40px;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    position: relative;
}
.burger-btn span {
    display: block;
    width: 26px;
    height: 2px;
    background: var(--cyan);
    transition: all 0.3s ease;
    box-shadow: 0 0 6px var(--cyan);
}
.burger-btn.act span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger-btn.act span:nth-child(2) { opacity: 0; }
.burger-btn.act span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

#mobile-menu {
    position: fixed;
    top: var(--header-h);
    left: 0; right: 0;
    top: 0;
    height: 100vh;
    background: rgba(0, 0, 18, 0.97);
    backdrop-filter: blur(16px);
    z-index: 90;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.35s ease;
    overflow-y: auto;
    padding: 88px 32px;
}
#mobile-menu.opened {
    opacity: 1;
    pointer-events: auto;
}
.nav-mobile {
    display: flex;
    flex-direction: column;
    gap: 28px;
    text-align: center;
}
.nav-mobile .nav-link {
    font-family: var(--font-h);
    font-size: 22px;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text);
    padding: 12px 0;
    border-bottom: 1px solid var(--line);
}

.section-head {
    margin-bottom: 56px;
    max-width: 760px;
}
.section-head.center {
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}
.kicker {
    display: inline-block;
    font-family: var(--font-h);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--cyan);
    margin-bottom: 18px;
    position: relative;
    padding-left: 26px;
}
.kicker::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 18px;
    height: 1px;
    background: var(--cyan);
    box-shadow: 0 0 6px var(--cyan);
}
.section-title {
    font-family: var(--font-h);
    font-weight: 700;
    font-size: clamp(28px, 4vw, 48px);
    line-height: 1.15;
    letter-spacing: -0.01em;
    color: var(--text);
}
.section-title .accent {
    background: linear-gradient(135deg, var(--cyan), var(--ember));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.cta {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 36px;
    font-family: var(--font-h);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: #fff;
    background: var(--grad-cta);
    border: 0;
    border-radius: 4px;
    position: relative;
    overflow: hidden;
    transition: all 0.35s ease;
    box-shadow: 0 0 24px rgba(13, 214, 236, 0.4), inset 0 0 0 1px rgba(252, 217, 141, 0.3);
    cursor: pointer;
    animation: pulse 2s infinite;
}
.cta::after {
    content: '→';
    font-size: 16px;
    transition: transform 0.3s ease;
}
.cta:hover {
    background: var(--grad-cta-hover);
    box-shadow: 0 0 40px rgba(252, 217, 141, 0.55), inset 0 0 0 1px rgba(13, 214, 236, 0.4);
    transform: translateY(-2px);
    animation-play-state: paused;
    color: #000012;
}
.cta:hover::after { transform: translateX(6px); }

.hero {
    position: relative;
    padding: 160px 0 110px;
    overflow: hidden;
}
.hero-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    z-index: 0;
    opacity: 0.55;
}
.hero-overlay {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(180deg, rgba(0, 0, 18, 0.1) 0%, rgba(0, 0, 18, 0.5) 70%, var(--bg-deep) 100%),
        linear-gradient(90deg, rgba(0, 0, 18, 0.8) 0%, rgba(0, 0, 18, 0.2) 60%);
    z-index: 1;
}
.hero-inner {
    position: relative;
    z-index: 3;
    text-align: left;
}
.hero-eyebrow {
    font-family: var(--font-h);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.35em;
    text-transform: uppercase;
    color: var(--ember);
    margin-bottom: 24px;
    position: relative;
    padding-left: 30px;
}
.hero-eyebrow::before {
    content: '◆';
    position: absolute;
    left: 0;
    color: var(--cyan);
    text-shadow: 0 0 8px var(--cyan);
}
.hero-title {
    font-family: var(--font-h);
    font-weight: 700;
    font-size: clamp(36px, 5vw, 72px);
    line-height: 1.08;
    letter-spacing: -0.015em;
    margin-bottom: 26px;
    color: var(--text);
    text-shadow: 0 0 40px rgba(13, 214, 236, 0.25);
    max-width: 1000px;
}
.hero-sub {
    font-size: 18px;
    color: var(--ember);
    margin-bottom: 22px;
    font-weight: 400;
    line-height: 1.55;
    max-width: 720px;
}
.hero-text {
    font-size: 17px;
    color: var(--text-dim);
    margin-bottom: 36px;
    line-height: 1.7;
    max-width: 720px;
}
.hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-bottom: 44px;
}
.pill {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 18px;
    border: 1px solid var(--line);
    border-radius: 40px;
    font-family: var(--font-h);
    font-size: 11px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-dim);
    background: rgba(60, 31, 230, 0.08);
    backdrop-filter: blur(6px);
}
.pill i {
    display: inline-block;
    width: 6px;
    height: 6px;
    background: var(--cyan);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--cyan);
}

.orbit-decor {
    position: absolute;
    right: -260px;
    top: 50%;
    transform: translateY(-50%);
    width: 720px;
    height: 720px;
    z-index: 1;
    pointer-events: none;
    opacity: 0.28;
}
.orbit-ring {
    position: absolute;
    inset: 0;
    border: 1px solid var(--line);
    border-radius: 50%;
    box-shadow: inset 0 0 60px rgba(13, 214, 236, 0.08);
}
.orbit-ring.r1 { inset: 20%; border-color: rgba(13, 214, 236, 0.3); }
.orbit-ring.r2 { inset: 10%; border-color: rgba(252, 217, 141, 0.2); }
.orbit-ring.r3 { border-color: rgba(60, 31, 230, 0.35); }
.orbit-dot {
    position: absolute;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--cyan);
    box-shadow: 0 0 16px var(--cyan), 0 0 4px #fff;
}
.orbit-dot.d1 { top: 20%; left: 20%; background: var(--cyan); }
.orbit-dot.d2 { top: 50%; right: 8%; background: var(--ember); box-shadow: 0 0 16px var(--ember), 0 0 4px #fff; }
.orbit-dot.d3 { bottom: 18%; left: 35%; background: #fff; box-shadow: 0 0 16px #fff; width: 8px; height: 8px; }

.concept {
    position: relative;
    padding: 130px 0;
    overflow: hidden;
}
.concept-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    z-index: 0;
    opacity: 0.35;
}
.concept-overlay {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(180deg, var(--bg-deep) 0%, rgba(47, 4, 63, 0.7) 50%, var(--bg-deep) 100%),
        var(--grad-glow);
    z-index: 1;
}
.concept-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}
.concept-inner .section-head { margin-bottom: 0; }
.concept-body p {
    color: var(--text-dim);
    margin-bottom: 22px;
    font-size: 16px;
    line-height: 1.75;
}
.concept-stamp {
    margin-top: 40px;
    padding: 28px 32px;
    border: 1px solid var(--line);
    border-left: 3px solid var(--cyan);
    background: rgba(60, 31, 230, 0.1);
    backdrop-filter: blur(8px);
    position: relative;
}
.concept-stamp::before {
    content: '';
    position: absolute;
    top: -1px;
    right: -1px;
    width: 32px;
    height: 32px;
    border-top: 1px solid var(--ember);
    border-right: 1px solid var(--ember);
}
.concept-stamp span {
    display: block;
    color: var(--text-dim);
    font-size: 15px;
    margin-bottom: 8px;
}
.concept-stamp strong {
    display: block;
    font-family: var(--font-h);
    font-weight: 600;
    font-size: 20px;
    letter-spacing: 0.04em;
    color: var(--ember);
    text-shadow: 0 0 12px rgba(252, 217, 141, 0.45);
}

.how {
    position: relative;
    padding: 130px 0;
    background:
        radial-gradient(ellipse at top, rgba(60, 31, 230, 0.15), transparent 60%),
        var(--bg-deep);
}
.how-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 56px;
}
.how-card {
    position: relative;
    padding: 28px;
    background: linear-gradient(180deg, rgba(60, 31, 230, 0.12) 0%, rgba(0, 0, 18, 0.4) 100%);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    transition: all 0.35s ease;
    overflow: hidden;
}
.how-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--cyan), transparent);
    opacity: 0.5;
}
.how-card:hover {
    transform: translateY(-4px);
    border-color: var(--cyan);
    box-shadow: 0 12px 40px rgba(13, 214, 236, 0.2);
}
.how-card-num {
    font-family: var(--font-h);
    font-weight: 700;
    font-size: 36px;
    letter-spacing: 0.05em;
    background: linear-gradient(135deg, var(--cyan), var(--ember));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 16px;
    display: inline-block;
}
.how-card-media {
    margin: 0 -28px 22px;
    aspect-ratio: 11 / 11;
    overflow: hidden;
    position: relative;
}
.how-card-media::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 18, 0.6) 100%);
}
.how-card-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}
.how-card:hover .how-card-media img { transform: scale(1.05); }
.how-card-title {
    font-family: var(--font-h);
    font-weight: 600;
    font-size: 17px;
    color: var(--text);
    margin-bottom: 10px;
    letter-spacing: 0.02em;
}
.how-card p {
    color: var(--text-dim);
    font-size: 14px;
    line-height: 1.65;
}
.how-note {
    max-width: 720px;
    margin: 0 auto;
    text-align: center;
    padding: 36px;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}
.how-note p {
    color: var(--text-dim);
    margin-bottom: 12px;
    font-size: 15px;
}
.how-note-strong {
    font-family: var(--font-h);
    font-weight: 500;
    font-size: 16px;
    color: var(--cyan);
    letter-spacing: 0.02em;
    text-shadow: 0 0 14px rgba(13, 214, 236, 0.35);
}

.chain {
    position: relative;
    padding: 130px 0;
    overflow: hidden;
}
.chain-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    z-index: 0;
    opacity: 0.4;
}
.chain-overlay {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(135deg, rgba(0, 0, 18, 0.92) 0%, rgba(47, 4, 63, 0.6) 60%, rgba(0, 0, 18, 0.9) 100%),
        radial-gradient(circle at 70% 50%, rgba(13, 214, 236, 0.18), transparent 60%);
    z-index: 1;
}
.chain-grid {
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 60px;
    align-items: start;
}
.chain-text p {
    color: var(--text-dim);
    font-size: 16px;
    line-height: 1.75;
    margin-bottom: 22px;
}
.chain-quote {
    font-family: var(--font-h);
    font-weight: 500;
    font-style: italic;
    font-size: 18px;
    color: var(--ember) !important;
    line-height: 1.55 !important;
    padding: 22px 28px;
    border-left: 2px solid var(--ember);
    background: rgba(252, 217, 141, 0.06);
    margin-bottom: 22px !important;
}
.chain-aside {
    display: flex;
    flex-direction: column;
    gap: 18px;
}
.chain-card {
    padding: 28px;
    background: linear-gradient(135deg, rgba(13, 214, 236, 0.12), rgba(60, 31, 230, 0.18));
    border: 1px solid var(--line);
    border-radius: var(--radius);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}
.chain-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 0% 0%, rgba(13, 214, 236, 0.25), transparent 50%);
    pointer-events: none;
}
.chain-card-alt { background: linear-gradient(135deg, rgba(252, 217, 141, 0.08), rgba(47, 4, 63, 0.4)); }
.chain-card-alt::before { background: radial-gradient(circle at 100% 100%, rgba(252, 217, 141, 0.25), transparent 50%); }
.chain-card-label {
    display: inline-block;
    font-family: var(--font-h);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--cyan);
    margin-bottom: 14px;
    position: relative;
}
.chain-card-alt .chain-card-label { color: var(--ember); }
.chain-card p {
    color: var(--text);
    font-size: 17px;
    line-height: 1.55;
    font-weight: 400;
    position: relative;
}

.testimonials {
    position: relative;
    padding: 130px 0;
    background:
        radial-gradient(ellipse at bottom, rgba(60, 31, 230, 0.18), transparent 60%),
        var(--bg-deep);
}
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
.t-card {
    padding: 32px 28px;
    background: linear-gradient(180deg, rgba(47, 4, 63, 0.4) 0%, rgba(0, 0, 18, 0.6) 100%);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    position: relative;
    transition: all 0.35s ease;
    overflow: hidden;
}
.t-card::before {
    content: '"';
    position: absolute;
    top: 8px;
    right: 22px;
    font-family: var(--font-h);
    font-size: 100px;
    font-weight: 700;
    line-height: 1;
    color: rgba(13, 214, 236, 0.08);
    pointer-events: none;
}
.t-card:hover {
    border-color: var(--cyan);
    transform: translateY(-4px);
    box-shadow: 0 16px 48px rgba(13, 214, 236, 0.18);
}
.t-head {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 18px;
    position: relative;
}
.t-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    overflow: hidden;
    border: 1px solid var(--cyan);
    box-shadow: 0 0 16px rgba(13, 214, 236, 0.35);
    flex-shrink: 0;
}
.t-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.t-avatar-initials {
    background: linear-gradient(135deg, var(--cyan), var(--bg-nebula));
    display: flex;
    align-items: center;
    justify-content: center;
}
.t-avatar-initials span {
    font-family: var(--font-h);
    font-weight: 700;
    font-size: 18px;
    color: #000012;
    letter-spacing: 0.05em;
}
.t-meta strong {
    font-family: var(--font-h);
    font-weight: 600;
    font-size: 15px;
    color: var(--ember);
    letter-spacing: 0.04em;
}
.t-card p {
    color: var(--text-dim);
    font-size: 14px;
    line-height: 1.7;
    position: relative;
}

#footer {
    background: linear-gradient(180deg, var(--bg-deep) 0%, #05000f 100%);
    border-top: 1px solid var(--line);
    padding: 70px 0 0;
    position: relative;
    z-index: 2;
}
.footer-inner {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 50px;
}
.footer-col h4 {
    font-family: var(--font-h);
    font-weight: 600;
    font-size: 13px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--cyan);
    margin-bottom: 20px;
}
.footer-col a {
    display: block;
    color: var(--text-dim);
    font-size: 14px;
    line-height: 1.5;
    padding: 6px 0;
    transition: color 0.25s ease;
}
.footer-col a:hover { color: var(--ember); }
.footer-brand .logo { margin-bottom: 18px; display: inline-flex; }
.footer-brand p {
    color: var(--text-faint);
    font-size: 14px;
    max-width: 280px;
    line-height: 1.6;
}
.footer-domain {
    display: block;
    color: var(--text-faint);
    font-size: 13px;
    margin-top: 8px;
    font-family: var(--font-h);
    letter-spacing: 0.05em;
}
.footer-bottom {
    border-top: 1px solid var(--line);
    padding: 24px 0;
}
.footer-bottom p {
    text-align: center;
    color: var(--text-faint);
    font-size: 13px;
    letter-spacing: 0.02em;
}

.legal-page {
    padding: 160px 0 100px;
    background: var(--bg-deep);
    position: relative;
    z-index: 2;
}
.legal-content {
    max-width: 880px;
    margin: 0 auto;
    background: rgba(47, 4, 63, 0.15);
    border: 1px solid var(--line);
    padding: 56px;
    border-radius: var(--radius);
}
.legal-content h1 {
    font-family: var(--font-h);
    font-weight: 700;
    font-size: clamp(28px, 4vw, 40px);
    color: var(--cyan);
    letter-spacing: 0.04em;
    margin-bottom: 36px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--line);
    text-shadow: 0 0 24px rgba(13, 214, 236, 0.35);
}
.legal-content h2,
.legal-content h3 {
    font-family: var(--font-h);
    font-weight: 600;
    color: var(--ember);
    margin: 32px 0 14px;
    letter-spacing: 0.02em;
}
.legal-content h2 { font-size: 22px; }
.legal-content h3 { font-size: 18px; }
.legal-content p {
    color: var(--text-dim);
    margin-bottom: 14px;
    line-height: 1.75;
    font-size: 15px;
}
.legal-content strong { color: var(--text); }
.legal-content ul,
.legal-content ol {
    margin: 0 0 16px 22px;
    color: var(--text-dim);
}
.legal-content li {
    margin-bottom: 8px;
    line-height: 1.7;
    font-size: 15px;
}
.legal-content a {
    color: var(--cyan);
    text-decoration: underline;
    text-underline-offset: 3px;
}
.legal-content a:hover { color: var(--ember); }

@media (max-width: 1024px) {
    .container { padding: 0 24px; }
    .concept-inner { grid-template-columns: 1fr; gap: 36px; }
    .chain-grid { grid-template-columns: 1fr; gap: 36px; }
    .how-grid { grid-template-columns: repeat(2, 1fr); }
    .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-inner { grid-template-columns: 1fr 1fr; gap: 40px; }
    .footer-col { text-align: center; }
    .footer-col .logo { justify-content: center; }
    .footer-brand p { max-width: none; margin-left: auto; margin-right: auto; }
    .orbit-decor { width: 520px; height: 520px; right: -200px; opacity: 0.2; }
    .legal-content { padding: 40px 28px; }
}

@media (max-width: 768px) {
    .nav-desktop { display: none; }
    .burger-btn { display: flex; }
    .hero { padding: 130px 0 80px; min-height: auto; }
    .hero-title { font-size: clamp(32px, 8vw, 44px); }
    .concept, .how, .chain, .testimonials { padding: 80px 0; }
    .how-grid { grid-template-columns: 1fr; }
    .testimonials-grid { grid-template-columns: 1fr; }
    .footer-inner { grid-template-columns: 1fr 1fr; gap: 30px 24px; }
    .footer-col { text-align: center; }
    .footer-col .logo { justify-content: center; }
    .footer-brand p { max-width: none; margin-left: auto; margin-right: auto; }
    .footer-brand { grid-column: 1 / -1; }
    .footer-col:last-child { grid-column: 1 / -1; }
    .section-head { margin-bottom: 40px; }
    .concept-stamp { padding: 22px 24px; }
    .chain-quote { padding: 18px 22px; font-size: 16px; }
    .orbit-decor { display: none; }
}

@media (max-width: 640px) {
    #header {padding: 8px 0;}
    .hero {
        padding: 90px 0 0px;
        min-height: auto;
    }
    .hero-text {font-size: 14px;margin-bottom: 16px;}
    .container { padding: 0 18px; }
    .cta { padding: 14px 28px; font-size: 12px; }
    .hero-eyebrow { font-size: 11px; }
    .hero-sub { font-size: 16px; }
    .hero-meta { gap: 10px; }
    .pill { padding: 8px 14px; font-size: 10px; }
    .how-card { padding: 24px; }
    .how-card-media { margin: 0 -24px 18px; }
    .t-card { padding: 26px 22px; }
    .legal-content { padding: 28px 20px; }
    .legal-content h1 { font-size: 24px; }
}

@keyframes pulse {
  0% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(79, 70, 229, 0.5);
  }

  50% {
    transform: scale(1.05);
    box-shadow: 0 0 20px 10px rgba(79, 70, 229, 0);
  }

  100% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(79, 70, 229, 0);
  }
}