/* DUKOIN public site: header, footer, marketing sections, data pages. */

/* Header */
.hdr{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--paper) 86%,transparent);backdrop-filter:saturate(1.6) blur(14px);border-bottom:1px solid transparent;transition:border-color .2s}
.hdr.is-scrolled{border-color:var(--line)}
.hdr__in{display:flex;align-items:center;gap:20px;height:74px}
.nav{display:flex;align-items:center;gap:4px;margin-left:12px}
.nav a,.nav button{display:inline-flex;align-items:center;gap:4px;padding:10px 14px;border-radius:var(--r-pill);font-weight:700;font-size:.93rem;color:var(--ink-2);text-decoration:none;background:none;border:0;cursor:pointer}
.nav a:hover,.nav button:hover,.nav [aria-current="page"]{background:var(--lav);color:var(--purple-ink)}
.nav__dd{position:relative}
.nav__panel{position:absolute;top:calc(100% + 10px);left:50%;transform:translateX(-50%);width:min(680px,90vw);display:none;grid-template-columns:1fr 1fr;gap:6px;padding:14px;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-3)}
.nav__dd:hover .nav__panel,.nav__dd:focus-within .nav__panel,.nav__dd.open .nav__panel{display:grid;animation:pop .2s var(--ease)}
.nav__panel a{display:flex;gap:12px;align-items:flex-start;padding:12px;border-radius:var(--r-md);white-space:normal}
.nav__panel a:hover{background:var(--card-2);color:inherit}
.nav__panel b{display:block;color:var(--ink);font-size:.92rem}
.nav__panel small{display:block;color:var(--mute);font-weight:500;font-size:.8rem;line-height:1.4}
.ficon{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;flex:none;background:var(--lav);color:var(--purple)}
.ficon svg{width:20px;height:20px}
.ficon--coral{background:var(--coral-bg);color:#C7245A}.ficon--sun{background:var(--sun-bg);color:#A86C00}.ficon--mint{background:var(--mint-bg);color:#0B7E6E}
.hdr__cta{margin-left:auto;display:flex;gap:8px;align-items:center}
.burger{display:none;width:46px;height:46px;border-radius:14px;border:0;background:var(--card-2);cursor:pointer;place-items:center}
.burger svg{width:22px;height:22px}
@media (max-width:1060px){.nav{display:none}.burger{display:grid}.hdr__cta .btn--ghost{display:none}}
@media (max-width:520px){.hdr__cta .btn{padding:0 14px;min-height:42px;font-size:.88rem}.hdr__in{height:64px;gap:10px}.logo{font-size:1.25rem}.logo svg{width:32px;height:32px}}

.mnav{position:fixed;inset:0;z-index:80;background:var(--paper);display:none;flex-direction:column;padding:16px var(--gutter) calc(24px + env(safe-area-inset-bottom));overflow:auto}
.mnav.open{display:flex;animation:fade .2s}
.mnav__top{display:flex;justify-content:space-between;align-items:center;height:48px;margin-bottom:12px}
.mnav a.big{display:block;padding:14px 0;font-size:1.5rem;font-weight:800;color:var(--ink);text-decoration:none;border-bottom:1px solid var(--line)}
.mnav__grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:14px 0}
.mnav__grid a{display:flex;gap:10px;align-items:center;padding:12px;border-radius:var(--r-md);background:var(--card);border:1px solid var(--line);text-decoration:none;color:var(--ink);font-weight:700;font-size:.88rem}

/* Ticker */
.tick{border-bottom:1px solid var(--line);background:var(--card);overflow:hidden;font-size:.84rem}
.tick__in{display:flex;gap:28px;align-items:center;height:38px;white-space:nowrap;animation:marq 60s linear infinite;width:max-content}
.tick:hover .tick__in{animation-play-state:paused}
.tick a{color:var(--ink);text-decoration:none;font-weight:700;display:inline-flex;gap:8px;align-items:center}
.tick a span.p{color:var(--ink-2);font-weight:600}
@keyframes marq{to{transform:translateX(-50%)}}

/* Sections */
.sec{padding:clamp(64px,9vw,120px) 0}
.sec--tight{padding:clamp(40px,6vw,72px) 0}
.sec__head{max-width:760px;margin-bottom:clamp(28px,4vw,48px)}
.sec__head.c{margin-left:auto;margin-right:auto;text-align:center}
.sec__head h2{font-size:clamp(2rem,4.6vw,3.4rem);letter-spacing:-.035em}
.sec__head p{font-size:clamp(1.02rem,1.5vw,1.2rem);color:var(--mute);margin-top:12px}
.band{border-radius:var(--r-xl);padding:clamp(28px,5vw,64px);position:relative;overflow:hidden}
.band--lav{background:var(--lav)}.band--sun{background:var(--sun-bg)}.band--mint{background:var(--mint-bg)}.band--coral{background:var(--coral-bg)}
.band--ink{background:var(--ink);color:#F4F2FF}.band--ink h2,.band--ink h3{color:#fff}.band--ink .muted,.band--ink p{color:#C9C5E6}
.band--purple{background:linear-gradient(135deg,#6C47FF 0%,#8E6BFF 55%,#FF6B9B 140%);color:#fff}.band--purple h2{color:#fff}.band--purple p{color:#EDE7FF}
.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(20px,3vw,40px);align-items:center}
.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.grid4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
@media (max-width:960px){.grid2,.grid3{grid-template-columns:minmax(0,1fr)}.grid4{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){.grid4{grid-template-columns:minmax(0,1fr)}}
@media (max-width:520px){.hero h1{font-size:clamp(2.3rem,11vw,2.8rem)}.hero__ctas .btn{flex:1 1 100%}.band{padding:24px 18px;border-radius:24px}}

/* Hero */
.hero{position:relative;padding:clamp(40px,7vw,96px) 0 clamp(48px,7vw,90px);overflow:hidden}
.hero::before{content:"";position:absolute;inset:-20% -10% auto auto;width:62vw;height:62vw;max-width:880px;max-height:880px;border-radius:50%;background:radial-gradient(closest-side,#E7DEFF,transparent 70%);z-index:-1}
.hero::after{content:"";position:absolute;left:-12vw;bottom:-18vw;width:40vw;height:40vw;border-radius:50%;background:radial-gradient(closest-side,#FFE7C2,transparent 70%);z-index:-1;opacity:.8}
.hero__grid{display:grid;grid-template-columns:minmax(0,1.02fr) minmax(0,1fr);gap:clamp(28px,4vw,56px);align-items:center}
@media (max-width:1020px){.hero__grid{grid-template-columns:minmax(0,1fr)}}
.hero h1{font-size:clamp(2.6rem,6.4vw,5.2rem);line-height:.98;letter-spacing:-.045em;margin:18px 0 22px}
.hero h1 em{font-style:normal;background:linear-gradient(transparent 62%,var(--sun) 62%,var(--sun) 92%,transparent 92%);padding:0 .06em}
.hero__sub{font-size:clamp(1.06rem,1.7vw,1.28rem);color:var(--ink-2);max-width:560px;font-weight:500}
.hero__ctas{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 18px}
.hero__trust{display:flex;gap:18px;flex-wrap:wrap;font-size:.86rem;color:var(--mute);font-weight:600}
.hero__trust span{display:inline-flex;gap:6px;align-items:center}
.hero__trust svg{width:16px;height:16px;color:var(--up)}

/* Device preview */
.device{position:relative;background:var(--card);border-radius:30px;box-shadow:var(--sh-3);border:1px solid var(--line);padding:18px;transform:rotate(-1.2deg)}
.device__bar{display:flex;align-items:center;justify-content:space-between;gap:8px;flex-wrap:wrap;margin-bottom:14px}
.device__tabs{display:flex;gap:6px}
.device__tabs button{border:0;background:var(--card-2);padding:7px 12px;border-radius:99px;font-weight:700;font-size:.78rem;color:var(--mute);cursor:pointer}
.device__tabs button[aria-selected="true"]{background:var(--ink);color:#fff}
.device__pane{min-height:340px}
.float{position:absolute;background:var(--card);border-radius:20px;box-shadow:var(--sh-2);padding:12px 14px;font-size:.82rem;font-weight:700;display:flex;gap:10px;align-items:center;border:1px solid var(--line)}
.float--a{left:-28px;bottom:42px;transform:rotate(-4deg)}
.float--b{right:-18px;top:-18px;transform:rotate(5deg)}
@media (prefers-reduced-motion:no-preference){.float--a{animation:bob 6s ease-in-out infinite}.float--b{animation:bob 7s ease-in-out -2s infinite}}
@keyframes bob{50%{translate:0 -8px}}
@media (max-width:640px){.float{display:none}.device{transform:none;padding:14px}.device .dspark{display:none}.device .coin small{display:none}}

/* Pulse cards */
.pulse{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
@media (max-width:900px){.pulse{grid-template-columns:1fr 1fr}}
.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:18px 20px}
.stat small{display:block;color:var(--mute);font-weight:700;font-size:.78rem;text-transform:uppercase;letter-spacing:.05em}
.stat b{display:block;font-size:clamp(1.3rem,2.4vw,1.75rem);letter-spacing:-.02em;margin:6px 0 2px;font-variant-numeric:tabular-nums}

/* Feature tiles */
.ftile{display:flex;flex-direction:column;gap:12px;padding:24px;border-radius:var(--r-lg);background:var(--card);border:1px solid var(--line);text-decoration:none;color:var(--ink);transition:transform .2s var(--ease),box-shadow .2s var(--ease)}
.ftile:hover{transform:translateY(-4px);box-shadow:var(--sh-2);color:var(--ink)}
.ftile h3{font-size:1.15rem;margin:4px 0 0}
.ftile p{color:var(--mute);font-size:.94rem;margin:0}
.ftile .go{margin-top:auto;font-weight:800;color:var(--purple);font-size:.88rem}
.ticks{list-style:none;padding:0;margin:18px 0 0;display:grid;gap:10px}
.ticks li{display:flex;gap:10px;align-items:flex-start;font-weight:600}
.ticks li::before{content:"";flex:none;width:22px;height:22px;border-radius:50%;background:var(--purple) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center/14px no-repeat;margin-top:2px}

/* Steps */
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media (max-width:860px){.steps{grid-template-columns:1fr}}
.step{background:var(--card);border-radius:var(--r-lg);padding:26px;border:1px solid var(--line)}
.step::before{counter-increment:s;content:counter(s);display:grid;place-items:center;width:44px;height:44px;border-radius:14px;background:var(--ink);color:#fff;font-weight:800;margin-bottom:16px}
.step:nth-child(2)::before{background:var(--purple)}.step:nth-child(3)::before{background:var(--coral)}

/* Chat demo */
.chat{display:grid;gap:12px}
.bub{max-width:88%;padding:12px 16px;border-radius:20px;font-size:.94rem;line-height:1.55}
.bub--me{justify-self:end;background:var(--purple);color:#fff;border-bottom-right-radius:6px}
.bub--ai{background:var(--card);border:1px solid var(--line);border-bottom-left-radius:6px}
.bub--ai p{margin:0 0 .5em}.bub--ai ul{margin:.3em 0;padding-left:1.1em}
.prompts{display:flex;flex-wrap:wrap;gap:8px}
.prompts button{border:1.5px solid var(--line-2);background:var(--card);padding:9px 14px;border-radius:99px;font-weight:700;font-size:.85rem;cursor:pointer;text-align:left}
.prompts button:hover{border-color:var(--purple);color:var(--purple)}

/* Pricing */
.plans{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;align-items:stretch}
@media (max-width:980px){.plans{grid-template-columns:1fr;max-width:520px;margin:0 auto}}
.plan{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);padding:30px;position:relative}
.plan--hot{border:2px solid var(--purple);box-shadow:0 20px 60px rgba(108,71,255,.18)}
.plan__tag{position:absolute;top:-14px;left:28px}
.plan h3{font-size:1.3rem;margin-bottom:6px}
.plan__price{font-size:3rem;font-weight:800;letter-spacing:-.04em;line-height:1;margin:14px 0 4px;font-variant-numeric:tabular-nums}
.plan__price small{font-size:1rem;color:var(--mute);font-weight:600;letter-spacing:0}
.plan ul{list-style:none;padding:0;margin:20px 0 26px;display:grid;gap:10px;font-size:.94rem}
.plan li{display:flex;gap:10px}
.plan li::before{content:"✓";color:var(--purple);font-weight:800}
.plan .btn{margin-top:auto}
.cmp{width:100%;border-collapse:collapse;font-size:.94rem}
.cmp th,.cmp td{padding:14px 12px;border-bottom:1px solid var(--line);text-align:center}
.cmp th:first-child,.cmp td:first-child{text-align:left}
.cmp thead th{font-size:1rem}

/* FAQ */
.faq{max-width:860px;margin:0 auto}
.faq details{border-bottom:1px solid var(--line);padding:4px 0}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:18px;align-items:center;padding:18px 0;font-weight:700;font-size:1.08rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";flex:none;width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--lav);color:var(--purple);font-size:1.3rem;transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{color:var(--ink-2);padding:0 48px 16px 0;margin:0}

/* Footer */
.ftr{background:var(--ink);color:#C9C5E6;padding:72px 0 32px;margin-top:40px}
.ftr a{color:#E9E6FA;text-decoration:none}.ftr a:hover{color:#fff;text-decoration:underline}
.ftr__grid{display:grid;grid-template-columns:1.4fr repeat(4,1fr);gap:28px}
@media (max-width:900px){.ftr__grid{grid-template-columns:1fr 1fr}}
.ftr__h{font-weight:800;color:#fff;margin:0 0 12px;font-size:.95rem}
.ftr ul{list-style:none;padding:0;margin:0;display:grid;gap:9px;font-size:.92rem}
.ftr .logo{color:#fff}
.ftr__risk{margin-top:44px;padding-top:24px;border-top:1px solid #2E2B4F;font-size:.82rem;line-height:1.6;color:#A9A5C8}

/* Page heads */
.phead{padding:clamp(40px,6vw,72px) 0 clamp(22px,3vw,32px)}
.phead h1{font-size:clamp(2.2rem,5vw,3.8rem);letter-spacing:-.04em;max-width:900px}
.phead p.sub{font-size:clamp(1.02rem,1.6vw,1.22rem);color:var(--mute);max-width:720px}
.crumbs{display:flex;gap:6px;flex-wrap:wrap;font-size:.82rem;font-weight:600;color:var(--mute);margin-bottom:14px}
.crumbs a{color:var(--mute);text-decoration:none}.crumbs a:hover{color:var(--purple)}
.crumbs span::before{content:"/";margin-right:6px;color:var(--faint)}

/* Doc layout */
.doc{display:grid;grid-template-columns:240px minmax(0,1fr);gap:clamp(24px,5vw,72px);align-items:start}
.doc__toc{position:sticky;top:100px;font-size:.88rem}
.doc__toc b{display:block;margin-bottom:10px;font-size:.78rem;text-transform:uppercase;letter-spacing:.06em;color:var(--mute)}
.doc__toc a{display:block;padding:6px 10px;border-left:2px solid var(--line);color:var(--ink-2);text-decoration:none;font-weight:600}
.doc__toc a:hover{border-color:var(--purple);color:var(--purple)}
@media (max-width:900px){.doc{grid-template-columns:minmax(0,1fr)}.doc__toc{position:static}}

/* Asset page */
.ahead{display:flex;flex-wrap:wrap;align-items:center;gap:18px 28px;justify-content:space-between}
.ahead__id{display:flex;align-items:center;gap:16px}
.ahead__id img{width:56px;height:56px;border-radius:50%}
.ahead__px{font-size:clamp(2.2rem,5vw,3.4rem);font-weight:800;letter-spacing:-.04em;line-height:1;font-variant-numeric:tabular-nums}
.kv{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px}
.kv div{background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);padding:14px 16px}
.kv small{display:block;font-size:.74rem;font-weight:800;text-transform:uppercase;letter-spacing:.05em;color:var(--mute)}
.kv b{display:block;font-size:1.06rem;font-variant-numeric:tabular-nums;margin-top:4px}
.comp{display:grid;gap:12px}
.comp__row{display:grid;grid-template-columns:minmax(120px,1.2fr) 2fr 52px;gap:12px;align-items:center;font-size:.9rem}
.comp__row.off{opacity:.55}
.comp__row b{text-align:right;font-variant-numeric:tabular-nums}
.layout2{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(0,1fr);gap:20px;align-items:start}
@media (max-width:1000px){.layout2{grid-template-columns:minmax(0,1fr)}}
.stack{display:grid;grid-template-columns:minmax(0,1fr);gap:20px}
.ctabox{display:flex;gap:18px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.lock{position:relative}
.lock__veil{position:absolute;inset:0;display:grid;place-items:center;text-align:center;padding:20px;background:color-mix(in srgb,var(--card) 70%,transparent);backdrop-filter:blur(5px);border-radius:inherit}
.news li{display:grid;gap:3px;padding:12px 0;border-bottom:1px solid var(--line)}
.news{list-style:none;margin:0;padding:0}
.news a{color:var(--ink);font-weight:700;text-decoration:none}.news a:hover{color:var(--purple)}

/* Auth */
.auth{min-height:calc(100dvh - 74px);display:grid;grid-template-columns:1fr 1fr}
@media (max-width:900px){.auth{grid-template-columns:1fr}.auth__art{display:none}}
.auth__form{display:grid;place-items:center;padding:40px var(--gutter)}
.auth__box{width:min(420px,100%)}
.auth__box h1{font-size:clamp(2rem,4vw,2.6rem);letter-spacing:-.035em}
.auth__art{background:linear-gradient(150deg,#6C47FF,#9C7BFF 60%,#FF6B9B);color:#fff;padding:56px;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden}
.auth__art h2{color:#fff;font-size:clamp(1.8rem,3vw,2.6rem)}
.oauth{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;min-height:50px;border-radius:99px;border:1.5px solid var(--line-2);background:var(--card);font-weight:700;text-decoration:none;color:var(--ink)}
.or{display:flex;align-items:center;gap:12px;color:var(--mute);font-size:.82rem;font-weight:700;margin:18px 0}
.or::before,.or::after{content:"";flex:1;height:1px;background:var(--line)}
.pw{position:relative}.pw button{position:absolute;right:8px;top:50%;transform:translateY(-50%);border:0;background:none;color:var(--mute);font-weight:700;font-size:.8rem;cursor:pointer;padding:8px}
.hp{position:absolute;left:-9999px}

@media (max-width:760px){.hide-sm{display:none!important}}
@media (max-width:480px){.hide-xs{display:none!important}}
@media (max-width:1240px){.nav a,.nav button{padding:10px 10px;font-size:.88rem}}