/* ============================================================
   XRP Việt Nam — v5
   Desktop rules first · mobile media queries at bottom
   ============================================================ */

:root{--bg:#0b0f1e;--bg2:#0e1329;--panel:#131a36;--panel2:#182248;--line:rgba(255,255,255,.08);--line2:rgba(255,255,255,.14);--txt:#e7ebff;--muted:#9aa3c7;--brand1:#7c5cff;--brand2:#22d3ee;--accent:#ffb84d;--danger:#ec4899;--radius:16px;--radius-lg:26px;--shadow:0 30px 80px -20px rgba(4,8,32,.6);--shadow-sm:0 10px 30px -12px rgba(4,8,32,.5);--font:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;--font-display:'Space Grotesk','Inter',sans-serif;--mono:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,monospace;--wrap:1220px}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--txt);font:16px/1.65 var(--font);-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,svg{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s}
a:hover{color:#fff}
h1,h2,h3,h4,h5{font-family:var(--font-display);font-weight:700;line-height:1.15;letter-spacing:-.02em;margin:0 0 .6em}
h1{font-size:clamp(2.3rem,4.6vw,3.9rem);font-weight:800;letter-spacing:-.03em;line-height:1.08}
h2{font-size:clamp(1.75rem,3.2vw,2.6rem)}
h3{font-size:1.22rem}
p{margin:0 0 1em;color:var(--txt)}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.eyebrow{display:inline-block;font-size:.76rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--brand2);margin-bottom:1rem;padding:.4rem .9rem;border:1px solid var(--line2);border-radius:100px;background:rgba(124,92,255,.08)}
.eyebrow.light{color:#fff;background:rgba(255,255,255,.14)}
.lead{font-size:1.08rem;color:var(--muted);max-width:640px}
.grad{background:linear-gradient(120deg,var(--brand1) 0%,var(--brand2) 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.grad-anim{background-size:200% 200%;animation:gradShift 8s ease infinite}
@keyframes gradShift{0%,100%{background-position:0% 50%}50%{background-position:100% 50%}}

.ico-14{width:14px;height:14px;display:inline-block;vertical-align:middle}
.ico-16{width:16px;height:16px;display:inline-block;vertical-align:middle}
.ico-18{width:18px;height:18px;display:inline-block;vertical-align:middle}

.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.9rem 1.6rem;border-radius:100px;font-weight:600;font-size:.96rem;transition:transform .18s,box-shadow .18s,background .18s;border:1px solid transparent;cursor:pointer;font-family:inherit}
.btn-primary{background:linear-gradient(120deg,var(--brand1),var(--brand2));color:#0b0f1e;box-shadow:0 10px 30px -8px rgba(124,92,255,.6)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px -8px rgba(124,92,255,.7);color:#0b0f1e}
.btn-ghost{background:rgba(255,255,255,.06);color:#fff;border-color:var(--line2)}
.btn-ghost:hover{background:rgba(255,255,255,.12);transform:translateY(-2px)}

/* ---------- nav ---------- */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;padding:18px 0;transition:background .3s,backdrop-filter .3s,padding .3s;border-bottom:1px solid transparent}
.nav.scrolled{background:rgba(11,15,30,.72);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border-bottom-color:var(--line);padding:12px 0}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;font-size:1.15rem;color:#fff;font-family:var(--font-display)}
.nav .brand{position:relative;z-index:120}
.brand-text em{font-style:normal;font-weight:500;color:var(--muted);margin-left:.25rem}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{padding:.6rem 1rem;border-radius:100px;font-size:.94rem;color:var(--muted);font-weight:500;display:inline-flex;align-items:center;gap:.5rem}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.06)}
.nav-mobile-header,.nav-mobile-footer,.nav-sub,.nav-arrow{display:none}
.nav-links a>.nav-txt{display:inline}
.nav-cta{background:linear-gradient(120deg,var(--brand1),var(--brand2));color:#0b0f1e !important;font-weight:600 !important;padding:.6rem 1.3rem !important;margin-left:8px}
.nav-cta:hover{transform:translateY(-1px)}
.nav-cta svg,.nav-cta em,.nav-cta-body em{display:none}
.nav-cta-body{display:inline}
.nav-cta-body b{font-weight:600}
.nav-toggle{display:none;background:none;border:0;padding:8px;cursor:pointer;flex-direction:column;gap:5px;position:relative;z-index:110}
.nav-toggle span{display:block;width:24px;height:2px;background:#fff;border-radius:2px;transition:transform .2s,opacity .2s}
.nav-backdrop{display:none;position:fixed;inset:0;background:rgba(3,5,15,.7);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);z-index:99;opacity:0;pointer-events:none;transition:opacity .3s}
body.nav-open .nav-backdrop{opacity:1;pointer-events:auto}

/* ---------- hero ---------- */
.hero{position:relative;padding:150px 0 90px;overflow:hidden;isolation:isolate}
.hero-bg{position:absolute;inset:0;z-index:-1;background:radial-gradient(ellipse at top,#151b3e 0%,#0b0f1e 60%)}
.orb{position:absolute;border-radius:50%;filter:blur(80px);opacity:.55;animation:orbFloat 14s ease-in-out infinite}
.orb-a{width:520px;height:520px;background:var(--brand1);top:-120px;left:-120px}
.orb-b{width:460px;height:460px;background:var(--brand2);top:200px;right:-100px;opacity:.35;animation-delay:-4s}
.orb-c{width:320px;height:320px;background:var(--danger);bottom:-80px;left:35%;opacity:.25;animation-delay:-8s}
@keyframes orbFloat{0%,100%{transform:translate(0,0) scale(1)}33%{transform:translate(30px,-40px) scale(1.06)}66%{transform:translate(-20px,30px) scale(.96)}}
.grid-lines{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);background-size:60px 60px;mask-image:radial-gradient(ellipse at center,#000 20%,transparent 75%)}
.hero-wrap{position:relative;display:grid;grid-template-columns:1.05fr 1fr;gap:60px;align-items:center}
.hero-copy{max-width:600px}
.hero-badge{display:inline-flex;align-items:center;gap:.55rem;padding:.5rem 1rem;border:1px solid var(--line2);border-radius:100px;background:rgba(255,255,255,.05);backdrop-filter:blur(10px);font-size:.83rem;color:var(--muted);margin-bottom:1.6rem}
.hero-badge svg{color:var(--brand2)}
.hero-title{margin-bottom:1.2rem}
.hero-sub{font-size:clamp(1.02rem,1.4vw,1.15rem);color:var(--muted);max-width:560px;margin:0 0 2rem}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:2rem}
.hero-checks{list-style:none;padding:0;margin:0;display:grid;gap:.55rem}
.hero-checks li{display:flex;align-items:center;gap:.6rem;font-size:.92rem;color:var(--muted)}
.hero-checks svg{color:var(--brand2);flex-shrink:0}

/* ---------- hero visual ---------- */
.hero-visual{position:relative;height:520px;transform:translate(var(--mx,0),var(--my,0));transition:transform .4s cubic-bezier(.2,.9,.3,1.2)}
.hv-glow{position:absolute;inset:-40px;background:radial-gradient(circle at 60% 40%,rgba(124,92,255,.35),transparent 60%);filter:blur(40px);pointer-events:none}
.hv-card{position:absolute;background:linear-gradient(160deg,#181f42,#0f1430);border:1px solid var(--line2);border-radius:16px;box-shadow:var(--shadow);overflow:hidden}
.hv-browser{top:30px;left:0;right:70px;padding:0;animation:hvFloatA 8s ease-in-out infinite}
.hv-tab{display:flex;align-items:center;gap:6px;padding:12px 14px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.03)}
.hv-tab span{width:10px;height:10px;border-radius:50%;background:rgba(255,255,255,.15)}
.hv-tab span:first-child{background:#ec4899}
.hv-tab span:nth-child(2){background:#ffb84d}
.hv-tab span:nth-child(3){background:#22d3ee}
.hv-tab em{margin-left:8px;font-family:var(--mono);font-size:.72rem;color:var(--muted);font-style:normal}
.hv-body{padding:18px 18px 20px}
.hv-row-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px}
.hv-title{font-size:.82rem;color:var(--muted);letter-spacing:.03em}
.hv-pill{background:rgba(34,197,94,.15);color:#22c55e;font-size:.72rem;font-weight:700;padding:.2rem .6rem;border-radius:100px;border:1px solid rgba(34,197,94,.3)}
.hv-chart{width:100%;height:110px;margin:6px 0 10px}
.hv-line{stroke-dasharray:1000;stroke-dashoffset:1000;animation:drawLine 3s ease .5s forwards}
@keyframes drawLine{to{stroke-dashoffset:0}}
.hv-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;padding-top:10px;border-top:1px solid var(--line)}
.hv-stats b{display:block;font-family:var(--font-display);font-size:1.1rem;color:#fff;font-weight:700}
.hv-stats span{font-size:.72rem;color:var(--muted)}
.hv-phone{width:180px;bottom:20px;right:0;border-radius:22px;padding:0;background:linear-gradient(160deg,#1e2554,#111739);animation:hvFloatB 9s ease-in-out infinite}
.hv-phone-notch{width:60px;height:5px;background:#0b0f1e;border-radius:0 0 8px 8px;margin:0 auto}
.hv-phone-body{padding:14px}
.hv-app-header{display:flex;align-items:center;gap:8px;margin-bottom:10px}
.hv-app-name{font-family:var(--font-display);font-weight:700;font-size:.85rem;color:#fff}
.hv-app-metric{margin-bottom:10px}
.hv-app-metric b{display:block;font-family:var(--font-display);font-size:1.35rem;color:#fff;font-weight:800;background:linear-gradient(120deg,var(--brand1),var(--brand2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hv-app-metric span{font-size:.7rem;color:var(--muted)}
.hv-app-bars{display:flex;align-items:flex-end;gap:4px;height:44px;margin-bottom:10px}
.hv-app-bars span{flex:1;background:linear-gradient(180deg,var(--brand2),var(--brand1));border-radius:3px 3px 0 0;animation:barGrow 1s ease-out backwards}
.hv-app-bars span:nth-child(1){animation-delay:.1s}
.hv-app-bars span:nth-child(2){animation-delay:.2s}
.hv-app-bars span:nth-child(3){animation-delay:.3s}
.hv-app-bars span:nth-child(4){animation-delay:.4s}
.hv-app-bars span:nth-child(5){animation-delay:.5s}
.hv-app-bars span:nth-child(6){animation-delay:.6s}
.hv-app-bars span:nth-child(7){animation-delay:.7s}
@keyframes barGrow{from{transform:scaleY(0);transform-origin:bottom}to{transform:scaleY(1)}}
.hv-app-row{display:flex;align-items:center;gap:6px;font-size:.7rem;color:var(--muted);padding:.4rem 0}
.hv-app-row em{font-style:normal}
.hv-dot{width:6px;height:6px;border-radius:50%;background:#22c55e;box-shadow:0 0 8px #22c55e}
.hv-dot-2{background:var(--brand2);box-shadow:0 0 8px var(--brand2)}
.hv-chip{position:absolute;background:rgba(20,26,58,.9);backdrop-filter:blur(12px);border:1px solid var(--line2);border-radius:100px;padding:.5rem 1rem;display:inline-flex;align-items:center;gap:.5rem;font-size:.82rem;color:var(--txt);box-shadow:var(--shadow-sm);animation:hvChipFloat 6s ease-in-out infinite}
.hv-chip b{font-weight:700}
.hv-chip-1{top:0;right:80px;animation-delay:-1s}
.hv-chip-2{top:180px;right:-20px;animation-delay:-3s}
.hv-chip-3{bottom:60px;left:20px;animation-delay:-5s}
@keyframes hvFloatA{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
@keyframes hvFloatB{0%,100%{transform:translateY(0)}50%{transform:translateY(-16px)}}
@keyframes hvChipFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}

/* ---------- trust marquee ---------- */
.trust{padding:40px 0 50px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:rgba(255,255,255,.015);overflow:hidden}
.trust-label{text-align:center;font-size:.78rem;letter-spacing:.22em;text-transform:uppercase;color:var(--muted);margin:0 0 1.4rem}
.marquee{width:100%;overflow:hidden;mask-image:linear-gradient(90deg,transparent 0,#000 8%,#000 92%,transparent 100%)}
.marquee-track{display:flex;gap:40px;animation:marquee 40s linear infinite;width:max-content}
.marquee-set{display:flex;align-items:center;gap:40px;flex-shrink:0}
.marquee-set span{font-family:var(--font-display);font-weight:600;font-size:1.15rem;color:var(--muted);opacity:.75;white-space:nowrap}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ---------- section base ---------- */
.section{padding:110px 0;position:relative}
.section-dark{background:linear-gradient(180deg,#0b0f1e 0%,#0e1329 100%);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:720px;margin-bottom:3.5rem}
.section-head.center{text-align:center;margin:0 auto 4rem}

/* ---------- alt-row ---------- */
.alt-row{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}
.alt-copy .alt-mini{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;padding-top:1.8rem;margin-top:1.8rem;border-top:1px solid var(--line);max-width:460px}
.alt-mini b{display:block;font-family:var(--font-display);font-size:1.5rem;color:#fff;font-weight:800;letter-spacing:-.02em;background:linear-gradient(120deg,var(--brand1),var(--brand2));-webkit-background-clip:text;background-clip:text;color:transparent}
.alt-mini span{font-size:.8rem;color:var(--muted)}
.alt-visual{position:relative}
.world-card{background:linear-gradient(160deg,var(--panel),var(--panel2));border:1px solid var(--line2);border-radius:var(--radius-lg);padding:36px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.world-card::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 60% 40%,rgba(124,92,255,.15),transparent 60%);pointer-events:none}
.world-svg{width:100%;height:auto}
/* hub-points: solid dots + expanding rings driven by SMIL <animate> */
.world-legend{display:flex;flex-wrap:wrap;gap:14px 22px;padding-top:16px;border-top:1px solid var(--line);margin-top:8px;position:relative;z-index:1}
.world-legend>div{display:flex;align-items:center;gap:8px;font-size:.83rem;color:var(--muted)}
.world-legend .dot-cyan,.world-legend .dot-purple,.world-legend .dot-orange{width:8px;height:8px;border-radius:50%;flex-shrink:0}
.world-legend .dot-cyan{background:#22d3ee}
.world-legend .dot-purple{background:#7c5cff}
.world-legend .dot-orange{background:#ffb84d}

/* ---------- mvv ---------- */
.mvv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.mvv-card{background:linear-gradient(160deg,var(--panel),var(--panel2));border:1px solid var(--line2);border-radius:var(--radius-lg);padding:38px 32px;transition:transform .3s,border-color .3s,box-shadow .3s;box-shadow:var(--shadow-sm)}
.mvv-card:hover{transform:translateY(-6px);border-color:rgba(124,92,255,.4);box-shadow:var(--shadow)}
.mvv-ico{width:60px;height:60px;border-radius:16px;background:linear-gradient(120deg,rgba(124,92,255,.2),rgba(34,211,238,.14));display:grid;place-items:center;color:var(--brand2);margin-bottom:1.4rem;border:1px solid var(--line2);transition:transform .3s}
.mvv-card:hover .mvv-ico{transform:rotate(-6deg) scale(1.05)}
.mvv-card h3{color:#fff}
.mvv-card p{color:var(--muted);margin:0}

/* ---------- services alt rows ---------- */
.svc-row{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center;margin-bottom:80px}
.svc-row:last-child{margin-bottom:0}
.svc-row-rev .svc-visual{order:2}
.svc-row-rev .svc-copy{order:1}
.svc-tag{display:inline-flex;align-items:center;gap:.4rem;padding:.4rem .85rem;font-size:.78rem;font-weight:700;letter-spacing:.06em;color:var(--brand2);background:rgba(124,92,255,.12);border:1px solid var(--line2);border-radius:100px;margin-bottom:1rem;text-transform:uppercase}
.svc-tag-highlight{background:linear-gradient(120deg,rgba(124,92,255,.25),rgba(34,211,238,.15));color:#fff;border-color:rgba(124,92,255,.5)}
.svc-copy h3{font-size:clamp(1.5rem,2.2vw,1.9rem);font-family:var(--font-display);color:#fff;margin-bottom:1rem}
.svc-copy p{color:var(--muted);margin-bottom:1.4rem}
.svc-list{list-style:none;padding:0;margin:0;display:grid;gap:.6rem}
.svc-list li{display:flex;align-items:flex-start;gap:.7rem;font-size:.95rem;color:var(--txt)}
.svc-list li svg{color:var(--brand2);flex-shrink:0;margin-top:4px}
.svc-mock{background:linear-gradient(160deg,#151b3e,#0f1430);border:1px solid var(--line2);border-radius:var(--radius-lg);box-shadow:var(--shadow);overflow:hidden;padding:0}
.svc-mock-code .hv-tab{padding:14px 16px}
.svc-code{margin:0;padding:22px 24px;font-family:var(--mono);font-size:.86rem;line-height:1.7;color:var(--txt);background:transparent;overflow-x:auto}
.svc-code .c-key{color:#c084fc}
.svc-code .c-str{color:#22d3ee}
.svc-code .c-var{color:#ffb84d}
.svc-code .c-fn{color:#7c5cff}
.svc-code .c-com{color:#6b7599;font-style:italic}
.svc-mock-affiliate{padding:22px 22px 24px}
.aff-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1rem}
.aff-header b{font-family:var(--font-display);font-size:1.05rem;color:#fff}
.aff-live{display:inline-flex;align-items:center;gap:.4rem;font-size:.72rem;color:#22c55e;font-weight:700}
.aff-live i{width:6px;height:6px;background:#22c55e;border-radius:50%;box-shadow:0 0 8px #22c55e;animation:pulse2 1.8s infinite}
@keyframes pulse2{0%,100%{opacity:1}50%{opacity:.3}}
.aff-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:1rem}
.aff-m{padding:12px 10px;background:rgba(255,255,255,.03);border:1px solid var(--line);border-radius:12px}
.aff-m b{display:block;font-family:var(--font-display);font-size:1.15rem;color:#fff;font-weight:800}
.aff-m span{font-size:.7rem;color:var(--muted);display:block}
.aff-m .aff-up{font-style:normal;font-size:.7rem;color:#22c55e;font-weight:600;margin-top:2px;display:inline-block}
.aff-list{display:grid;gap:6px}
.aff-item{display:grid;grid-template-columns:26px 1fr auto;align-items:center;gap:10px;padding:10px 12px;background:rgba(255,255,255,.02);border:1px solid var(--line);border-radius:10px;transition:background .2s}
.aff-item:hover{background:rgba(255,255,255,.05)}
.aff-flag{width:24px;height:24px;border-radius:6px;color:#fff;font-size:.62rem;font-weight:800;display:grid;place-items:center;font-family:var(--font-display)}
.aff-item b{font-size:.85rem;color:#fff;font-weight:600}
.aff-item em{font-family:var(--mono);font-style:normal;color:var(--brand2);font-size:.82rem;font-weight:600}

/* ---------- process (redesign) ---------- */
.process{display:grid;grid-template-columns:repeat(5,1fr);gap:24px;position:relative;margin-top:2rem}
.process-line{position:absolute;top:36px;left:10%;right:10%;height:2px;background:linear-gradient(90deg,transparent 0%,var(--brand1) 15%,var(--brand2) 85%,transparent 100%);z-index:0;opacity:.4}
.proc-step{position:relative;text-align:center;padding:0 8px}
.proc-mark{position:relative;width:72px;height:72px;margin:0 auto 1.2rem;border-radius:50%;background:linear-gradient(140deg,#1a2350,#0f1430);border:2px solid var(--brand1);display:grid;place-items:center;box-shadow:0 8px 30px -6px rgba(124,92,255,.5);z-index:2;color:var(--brand2);transition:transform .3s}
.proc-step:hover .proc-mark{transform:scale(1.08) rotate(-4deg)}
.proc-num{position:absolute;top:-6px;right:-6px;background:linear-gradient(120deg,var(--brand1),var(--brand2));color:#0b0f1e;font-family:var(--font-display);font-weight:800;font-size:.72rem;padding:.2rem .55rem;border-radius:100px;border:3px solid #0e1329;letter-spacing:.05em}
.proc-step h4{color:#fff;font-size:1rem;margin:0 0 .5rem;font-family:var(--font-display)}
.proc-step p{color:var(--muted);font-size:.86rem;margin:0;line-height:1.55}

/* ---------- strengths ---------- */
.strength-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.strength{position:relative;padding:34px 30px;border:1px solid var(--line);border-radius:var(--radius);background:rgba(255,255,255,.02);transition:background .3s,border-color .3s,transform .3s}
.strength:hover{background:rgba(124,92,255,.06);border-color:var(--brand1);transform:translateY(-4px)}
.strength-num{font-family:var(--font-display);font-size:.88rem;font-weight:700;color:var(--brand2);margin-bottom:.9rem;letter-spacing:.1em}
.strength h3{color:#fff;font-size:1.15rem}
.strength p{color:var(--muted);margin:0;font-size:.94rem}

/* ---------- numbers ---------- */
.num-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:18px}
.num-card{padding:28px 20px;background:linear-gradient(160deg,var(--panel),var(--panel2));border:1px solid var(--line2);border-radius:var(--radius);text-align:center;transition:transform .3s,border-color .3s}
.num-card:hover{transform:translateY(-4px);border-color:rgba(124,92,255,.4)}
.num-card b{display:block;font-family:var(--font-display);font-size:clamp(1.7rem,2.4vw,2.2rem);font-weight:800;letter-spacing:-.02em;margin-bottom:.4rem;background:linear-gradient(120deg,var(--brand1),var(--brand2));-webkit-background-clip:text;background-clip:text;color:transparent}
.num-card span{font-size:.82rem;color:var(--muted);line-height:1.4;display:block}

/* ---------- partnership ---------- */
.partner-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.partner-card{padding:32px 28px;background:rgba(255,255,255,.03);border:1px solid var(--line2);border-radius:var(--radius);transition:transform .3s,background .3s,border-color .3s}
.partner-card:hover{transform:translateY(-4px);background:rgba(255,255,255,.06);border-color:rgba(34,211,238,.4)}
.partner-ico{width:46px;height:46px;border-radius:12px;background:linear-gradient(120deg,rgba(124,92,255,.2),rgba(34,211,238,.14));display:grid;place-items:center;color:var(--brand2);margin-bottom:1rem;border:1px solid var(--line2);transition:transform .3s}
.partner-card:hover .partner-ico{transform:rotate(-6deg) scale(1.08)}
.partner-card h3{color:#fff;font-size:1.1rem;margin-bottom:.5rem}
.partner-card p{color:var(--muted);margin:0;font-size:.92rem}

/* ---------- cta / contact ---------- */
.cta-section{padding:80px 0 120px}
.cta-card{background:linear-gradient(140deg,#1a2350 0%,#101636 60%);border:1px solid var(--line2);border-radius:var(--radius-lg);padding:60px;display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;position:relative;overflow:hidden;box-shadow:var(--shadow)}
.cta-card::before{content:'';position:absolute;width:420px;height:420px;background:radial-gradient(circle,rgba(124,92,255,.35),transparent 70%);top:-120px;right:-120px;pointer-events:none}
.cta-card::after{content:'';position:absolute;width:300px;height:300px;background:radial-gradient(circle,rgba(34,211,238,.22),transparent 70%);bottom:-100px;left:-80px;pointer-events:none}
.cta-copy{position:relative;z-index:1}
.cta-copy h2{color:#fff}
.cta-copy p{color:var(--muted);margin-bottom:1.6rem;max-width:400px}
.cta-perks{list-style:none;padding:0;margin:0;display:grid;gap:.7rem}
.cta-perks li{display:flex;align-items:center;gap:.7rem;color:var(--txt);font-size:.94rem}
.cta-perks svg{color:var(--brand2);flex-shrink:0}
.cta-form{position:relative;z-index:1;display:grid;gap:12px;background:rgba(11,15,30,.5);padding:26px;border:1px solid var(--line2);border-radius:18px;backdrop-filter:blur(8px)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.cta-form label{display:block;font-size:.78rem;font-weight:600;color:var(--muted);letter-spacing:.03em}
.cta-form input,.cta-form select,.cta-form textarea{width:100%;margin-top:.35rem;padding:.75rem .95rem;background:rgba(0,0,0,.3);border:1px solid var(--line2);border-radius:10px;color:#fff;font:inherit;font-size:.92rem;transition:border-color .2s,background .2s}
.cta-form input:focus,.cta-form select:focus,.cta-form textarea:focus{outline:0;border-color:var(--brand2);background:rgba(0,0,0,.5)}
.cta-form textarea{resize:vertical;min-height:80px;font-family:inherit}
.cta-form button{margin-top:.3rem;justify-content:center;width:100%;padding:.95rem 1.6rem}

/* ---------- FOOTER ---------- */
.footer{background:linear-gradient(180deg,#070a17 0%,#050813 100%);border-top:1px solid var(--line);position:relative;overflow:hidden;color:var(--muted)}
.footer-top{padding:80px 0 50px;display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:60px;position:relative;z-index:2;align-items:start}
.foot-brand-col .brand{margin-bottom:1.2rem}
.foot-about{font-size:.92rem;line-height:1.65;color:var(--muted);margin:0;max-width:320px}
.foot-col{display:flex;flex-direction:column;min-width:0}
.foot-col h5{font-size:.72rem;text-transform:uppercase;letter-spacing:.18em;color:#fff;margin:0 0 1.2rem;font-family:var(--font-display);font-weight:700}
.foot-col>a,.foot-addr-link{display:block;padding:.34rem 0;font-size:.9rem;color:var(--muted);text-decoration:none;transition:color .2s}
.foot-col>a:hover,.foot-addr-link:hover{color:#fff}
.foot-addr-link{line-height:1.55;margin-top:.4rem}
.foot-mst-mini{display:block;margin-bottom:.5rem;font-size:.82rem;color:#fff;font-family:var(--mono);letter-spacing:.02em;font-weight:500}
.foot-addr-link{line-height:1.55;margin-top:.4rem}
.foot-wordmark{position:absolute;bottom:-20px;left:50%;transform:translateX(-50%);font-family:var(--font-display);font-weight:900;font-size:clamp(8rem,18vw,16rem);letter-spacing:-.05em;color:transparent;background:linear-gradient(180deg,rgba(124,92,255,.06) 0%,transparent 100%);-webkit-background-clip:text;background-clip:text;pointer-events:none;z-index:1;white-space:nowrap;user-select:none}
.foot-bar{border-top:1px solid var(--line);padding:22px 0;position:relative;z-index:2;background:rgba(5,8,19,.7);backdrop-filter:blur(4px)}
.foot-bar-wrap{display:flex;justify-content:space-between;align-items:center;gap:16px;font-size:.82rem;flex-wrap:wrap}
.foot-copy{color:var(--muted)}
.foot-social{display:flex;gap:6px}
.foot-social a{width:32px;height:32px;display:grid;place-items:center;border-radius:8px;border:1px solid var(--line2);background:rgba(255,255,255,.03);color:var(--muted);transition:all .2s}
.foot-social a:hover{color:#fff;background:rgba(124,92,255,.2);border-color:var(--brand1);transform:translateY(-2px)}

/* ---------- back to top ---------- */
.back-top{position:fixed;bottom:24px;right:24px;width:48px;height:48px;border-radius:50%;background:linear-gradient(140deg,var(--brand1),var(--brand2));border:0;color:#0b0f1e;display:grid;place-items:center;cursor:pointer;box-shadow:0 12px 30px -6px rgba(124,92,255,.6);opacity:0;transform:translateY(20px) scale(.85);pointer-events:none;transition:opacity .3s,transform .3s;z-index:90}
.back-top:hover{transform:translateY(-4px) scale(1);box-shadow:0 20px 40px -6px rgba(124,92,255,.75)}
.back-top.show{opacity:1;transform:translateY(0) scale(1);pointer-events:auto}
.back-top:hover.show{transform:translateY(-4px) scale(1.05)}

/* reveal */
.section,.hero,.trust{opacity:0;transform:translateY(20px);transition:opacity .8s ease,transform .8s ease}
.section.in,.hero.in,.trust.in{opacity:1;transform:translateY(0)}

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width:1024px){
  .section{padding:90px 0}
  .hero{padding:130px 0 70px}
  .hero-wrap{grid-template-columns:1fr;gap:60px}
  .hero-copy{max-width:100%;text-align:center;margin:0 auto}
  .hero-checks{max-width:400px;margin:0 auto}
  .hero-cta{justify-content:center}
  .hero-visual{max-width:520px;margin:0 auto;height:460px}
  .alt-row{grid-template-columns:1fr;gap:50px}
  .svc-row{grid-template-columns:1fr;gap:40px;margin-bottom:60px}
  .svc-row-rev .svc-visual{order:0}
  .svc-row-rev .svc-copy{order:0}
  .mvv-grid,.strength-grid,.partner-grid{grid-template-columns:repeat(2,1fr)}
  .num-grid{grid-template-columns:repeat(3,1fr)}
  .process{grid-template-columns:1fr;gap:0;margin-top:0}
  .process-line{display:block;position:absolute;top:36px;bottom:36px;left:36px;right:auto;width:2px;height:auto;background:linear-gradient(180deg,transparent 0%,var(--brand1) 10%,var(--brand2) 90%,transparent 100%);opacity:.5}
  .proc-step{text-align:left;display:grid;grid-template-columns:72px 1fr;column-gap:22px;row-gap:.3rem;padding:0 0 30px 0;align-items:start}
  .proc-mark{grid-column:1;grid-row:1 / span 3;margin:0}
  .proc-step h4{grid-column:2;margin:12px 0 .1rem}
  .proc-step p{grid-column:2;margin:0}
  .cta-card{grid-template-columns:1fr;gap:40px;padding:44px}
  .footer-top{grid-template-columns:1.5fr 1fr 1fr;gap:40px;padding-top:70px}
  .footer-top .foot-brand-col{grid-column:1 / -1;margin-bottom:20px}
}

@media (max-width:768px){
  .nav-backdrop{display:none}
  .nav-links{position:fixed;inset:0;width:100vw;height:100dvh;background:linear-gradient(180deg,#0d1226 0%,#070a17 100%);flex-direction:column;padding:80px 28px 32px;border:0;border-radius:0;opacity:0;pointer-events:none;transform:translateY(0);transition:opacity .3s ease;gap:0;align-items:stretch;overflow-y:auto;overflow-x:hidden;z-index:105}
  body.nav-open .nav-links{opacity:1;pointer-events:auto}
  .nav-links>*{opacity:0;transform:translateY(12px);transition:opacity .35s ease,transform .35s cubic-bezier(.2,.9,.3,1.2)}
  body.nav-open .nav-links>*{opacity:1;transform:translateY(0)}
  body.nav-open .nav-links>*:nth-child(1){transition-delay:.08s}
  body.nav-open .nav-links>*:nth-child(2){transition-delay:.14s}
  body.nav-open .nav-links>*:nth-child(3){transition-delay:.20s}
  body.nav-open .nav-links>*:nth-child(4){transition-delay:.26s}
  body.nav-open .nav-links>*:nth-child(5){transition-delay:.32s}
  body.nav-open .nav-links>*:nth-child(6){transition-delay:.38s}
  .nav-mobile-header{display:none}
  /* mobile menu items — apple/stripe style */
  .nav-links>a:not(.nav-cta){display:grid;grid-template-columns:1fr auto;grid-template-areas:"title arrow" "sub arrow";column-gap:14px;row-gap:.1rem;align-items:center;padding:1.1rem 4px;font-size:inherit;color:inherit;border-radius:0;background:transparent;border:0;border-bottom:1px solid rgba(255,255,255,.06);width:auto;font-weight:normal;transition:transform .25s cubic-bezier(.2,.9,.3,1.2)}
  .nav-links>a:not(.nav-cta):first-of-type{border-top:1px solid rgba(255,255,255,.06)}
  .nav-links>a:not(.nav-cta):hover,.nav-links>a:not(.nav-cta):focus-visible{background:transparent;transform:translateX(6px)}
  .nav-txt{grid-area:title;display:block;font-family:var(--font-display);font-size:1.4rem;font-weight:700;color:#fff;letter-spacing:-.01em;line-height:1.2}
  .nav-sub{grid-area:sub;display:block;font-size:.84rem;color:var(--muted);line-height:1.4}
  .nav-arrow{grid-area:arrow;display:grid;place-items:center;width:36px;height:36px;border-radius:50%;color:var(--muted);opacity:.55;background:rgba(255,255,255,.04);border:1px solid var(--line);transition:all .25s}
  .nav-links>a:not(.nav-cta):hover .nav-arrow{opacity:1;color:#0b0f1e;background:linear-gradient(120deg,var(--brand1),var(--brand2));border-color:transparent;transform:rotate(-8deg)}
  /* CTA card */
  .nav-cta{margin:24px 0 0 !important;padding:1.2rem 1.4rem !important;font-size:inherit !important;color:#0b0f1e !important;background:linear-gradient(120deg,var(--brand1),var(--brand2)) !important;box-shadow:0 20px 40px -12px rgba(124,92,255,.6) !important;border-radius:16px !important;display:grid !important;grid-template-columns:1fr auto;align-items:center;gap:.3rem 14px;justify-content:normal !important;transition:transform .25s !important}
  .nav-cta:hover{transform:translateY(-3px) !important;box-shadow:0 26px 50px -12px rgba(124,92,255,.75) !important}
  .nav-cta-body{display:flex !important;flex-direction:column;align-items:flex-start;gap:.15rem}
  .nav-cta-body b{font-family:var(--font-display);font-size:1.1rem;font-weight:800;color:#0b0f1e;letter-spacing:-.01em}
  .nav-cta-body em{display:block !important;font-style:normal;font-size:.78rem;color:rgba(11,15,30,.7);font-weight:500}
  .nav-cta svg{display:inline-block !important;color:#0b0f1e;grid-column:2;width:20px;height:20px}
  /* footer of the drawer */
  .nav-mobile-footer{display:flex;flex-direction:column;gap:16px;margin-top:auto;padding-top:32px}
  .nav-mobile-contact{display:flex;flex-direction:column;gap:.35rem}
  .nav-mobile-mail{padding:0 !important;color:#fff !important;font-family:var(--font-display) !important;font-size:1rem !important;font-weight:600 !important;background:transparent !important;border:0 !important;justify-content:flex-start !important;letter-spacing:-.01em}
  .nav-mobile-mail:hover{color:var(--brand2) !important;background:transparent !important;transform:none !important}
  .nav-mobile-addr{margin:0;font-size:.85rem;color:var(--muted)}
  .nav-mobile-social{display:flex;gap:8px}
  .nav-mobile-social a{width:34px;height:34px !important;padding:0 !important;background:rgba(255,255,255,.03) !important;border:1px solid var(--line) !important;border-radius:9px !important;display:grid !important;place-items:center;color:var(--muted);flex:0 0 auto;justify-content:center !important;gap:0 !important;transition:all .2s}
  .nav-mobile-social a:hover{background:rgba(124,92,255,.18) !important;color:#fff !important;border-color:var(--brand1) !important;transform:translateY(-2px) !important}
  .nav-mobile-legal{margin:8px 0 0;font-size:.7rem;color:var(--muted);opacity:.5;letter-spacing:.02em;line-height:1.5}
  .nav-toggle{display:flex}
  body.nav-open .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  body.nav-open .nav-toggle span:nth-child(2){opacity:0}
  body.nav-open .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  body.nav-open{overflow:hidden}
  .section{padding:70px 0}
  .hero{padding:110px 0 50px}
  .hero-title{font-size:2.2rem}
  .hero-visual{height:auto;position:relative;padding-bottom:20px}
  .hv-browser{position:relative;right:0;top:0;margin-bottom:20px}
  .hv-phone{position:relative;bottom:0;right:auto;margin:0 auto}
  .hv-chip{display:none}
  .mvv-grid,.strength-grid,.partner-grid{grid-template-columns:1fr}
  .num-grid{grid-template-columns:repeat(2,1fr)}
  .cta-card{padding:32px 24px}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px;padding:60px 0 40px}
  .footer-top .foot-brand-col{grid-column:1 / -1;margin-bottom:8px}
  .foot-brand-col .brand{margin-bottom:1rem}
  .foot-about{margin-bottom:0}
  .foot-bar-wrap{justify-content:center;text-align:center;flex-direction:column-reverse;gap:16px}
  .form-grid{grid-template-columns:1fr}
  .marquee-set span{font-size:1rem}
}

@media (max-width:640px){
  .wrap{padding:0 18px}
  .back-top{width:44px;height:44px;bottom:16px;right:16px}
  .hero-cta{flex-direction:column;width:100%}
  .hero-cta .btn{width:100%;justify-content:center}
  .mvv-card,.strength,.partner-card{padding:26px 22px}
  .cta-card{padding:28px 20px}
  .cta-form{padding:20px}
  .world-card{padding:24px}
  .proc-step{grid-template-columns:60px 1fr;column-gap:18px}
  .proc-mark{width:60px;height:60px}
  .process-line{left:30px}
}

@media (max-width:480px){
  h1{font-size:2rem}
  h2{font-size:1.55rem}
  .brand-text em{display:none}
  .alt-mini{gap:12px}
  .alt-mini b{font-size:1.2rem}
  .foot-tagline{font-size:.95rem}
}