/* ==========================================================================
   FFZ.dev — Web3 toolkit · stylesheet
   ========================================================================== */

/* ---------- Fonts (self-hosted, latin subset; CJK falls back to system) ---------- */
@font-face{font-family:"Space Grotesk Variable";font-style:normal;font-weight:300 700;font-display:swap;src:url("/assets/fonts/space-grotesk-latin-wght-normal.woff2") format("woff2-variations");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Inter Variable";font-style:normal;font-weight:100 900;font-display:swap;src:url("/assets/fonts/inter-latin-wght-normal.woff2") format("woff2-variations");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"JetBrains Mono Variable";font-style:normal;font-weight:100 800;font-display:swap;src:url("/assets/fonts/jetbrains-mono-latin-wght-normal.woff2") format("woff2-variations");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}

/* ---------- Tokens ---------- */
:root{
  --bg:#05060a;
  --bg-2:#0a0c14;
  --surface:rgba(255,255,255,.035);
  --surface-2:rgba(255,255,255,.06);
  --surface-3:rgba(255,255,255,.09);
  --border:rgba(255,255,255,.08);
  --border-2:rgba(255,255,255,.14);
  --text:#e8eaf2;
  --text-2:#a4a9bd;
  --text-3:#6b7088;
  --cyan:#22d3ee;
  --indigo:#818cf8;
  --violet:#a78bfa;
  --pink:#e879f9;
  --green:#34d399;
  --red:#fb7185;
  --amber:#fbbf24;
  --grad:linear-gradient(135deg,#22d3ee 0%,#818cf8 50%,#e879f9 100%);
  --grad-soft:linear-gradient(135deg,rgba(34,211,238,.18),rgba(129,140,248,.18),rgba(232,121,249,.18));
  --font-display:"Space Grotesk Variable","PingFang SC","Hiragino Sans GB","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
  --font-body:"Inter Variable",-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Noto Sans SC","Microsoft YaHei","Segoe UI",system-ui,sans-serif;
  --font-mono:"JetBrains Mono Variable",ui-monospace,SFMono-Regular,Menlo,Consolas,"PingFang SC","Microsoft YaHei",monospace;
  --radius:18px;
  --radius-sm:11px;
  --container:1200px;
  --nav-h:72px;
  --ease:cubic-bezier(.22,1,.36,1);
  --shadow:0 20px 60px -20px rgba(0,0,0,.7);
}

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-h) + 16px);-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font-body);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden;min-height:100vh}
h1,h2,h3,h4{margin:0;font-family:var(--font-display);font-weight:600;letter-spacing:-.02em;line-height:1.15}
p{margin:0}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}
input,textarea,select{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
img,svg{display:block;max-width:100%}
code{font-family:var(--font-mono)}
[hidden]{display:none !important}
::selection{background:rgba(129,140,248,.35);color:#fff}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:rgba(255,255,255,.12);border-radius:10px;border:2px solid var(--bg)}
::-webkit-scrollbar-thumb:hover{background:rgba(255,255,255,.2)}
:focus-visible{outline:2px solid var(--indigo);outline-offset:2px;border-radius:6px}

.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.accent{color:var(--cyan)}
.dim{color:var(--text-3)}
.small{font-size:.875rem}
.container{width:min(var(--container),100% - 40px);margin-inline:auto}

/* ---------- Ambient background ---------- */
.bg{position:fixed;inset:0;z-index:-1;overflow:hidden;background:radial-gradient(ellipse 80% 50% at 50% -10%,rgba(129,140,248,.14),transparent 60%),var(--bg)}
.bg canvas{position:absolute;inset:0;width:100%;height:100%}
.orb{position:absolute;border-radius:50%;filter:blur(90px);opacity:.55;will-change:transform;animation:drift 22s var(--ease) infinite alternate}
.orb-1{width:620px;height:620px;left:-180px;top:-160px;background:radial-gradient(circle,rgba(34,211,238,.35),transparent 65%)}
.orb-2{width:720px;height:720px;right:-240px;top:10vh;background:radial-gradient(circle,rgba(129,140,248,.32),transparent 65%);animation-delay:-8s;animation-duration:28s}
.orb-3{width:560px;height:560px;left:30vw;bottom:-260px;background:radial-gradient(circle,rgba(232,121,249,.22),transparent 65%);animation-delay:-14s;animation-duration:26s}
@keyframes drift{from{transform:translate3d(0,0,0) scale(1)}to{transform:translate3d(60px,40px,0) scale(1.08)}}
.grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:64px 64px;-webkit-mask-image:radial-gradient(ellipse 70% 60% at 50% 0%,#000 20%,transparent 100%);mask-image:radial-gradient(ellipse 70% 60% at 50% 0%,#000 20%,transparent 100%)}
.noise{position:absolute;inset:0;opacity:.045;mix-blend-mode:overlay;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}

/* ---------- Glass & cards ---------- */
.glass{background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.025));border:1px solid var(--border-2);backdrop-filter:blur(18px) saturate(140%);-webkit-backdrop-filter:blur(18px) saturate(140%);box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.08)}
.glass-soft{background:var(--surface);border:1px solid var(--border)}
.card{position:relative;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);transition:transform .5s var(--ease),border-color .4s,background .4s}
.card::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:linear-gradient(135deg,rgba(34,211,238,.7),rgba(129,140,248,.35) 50%,rgba(232,121,249,.7));-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);mask-composite:exclude;opacity:0;transition:opacity .5s;pointer-events:none}
.card::after{content:"";position:absolute;left:10%;right:10%;top:0;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.28),transparent);pointer-events:none}
.card:hover{transform:translateY(-4px);background:var(--surface-2)}
.card:hover::before{opacity:1}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:12px 22px;border-radius:999px;font-weight:600;font-size:.95rem;line-height:1;white-space:nowrap;border:1px solid transparent;transition:transform .35s var(--ease),box-shadow .35s,background .3s,border-color .3s,color .3s;position:relative;isolation:isolate}
.btn:active{transform:translateY(1px) scale(.99)}
.btn-primary{color:#07080d;background:var(--grad);box-shadow:0 10px 30px -10px rgba(129,140,248,.7),inset 0 1px 0 rgba(255,255,255,.4)}
.btn-primary::after{content:"";position:absolute;inset:0;border-radius:inherit;background:linear-gradient(135deg,rgba(255,255,255,.35),transparent 60%);opacity:0;transition:opacity .3s;z-index:-1}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 40px -12px rgba(129,140,248,.85),inset 0 1px 0 rgba(255,255,255,.5)}
.btn-primary:hover::after{opacity:1}
.btn-ghost{color:var(--text);background:rgba(255,255,255,.04);border-color:var(--border-2)}
.btn-ghost:hover{background:rgba(255,255,255,.09);border-color:rgba(255,255,255,.26);transform:translateY(-2px)}
.btn-sm{padding:9px 16px;font-size:.875rem}
.btn-lg{padding:15px 28px;font-size:1.02rem}
.btn[disabled]{opacity:.55;cursor:not-allowed;transform:none !important}
.icon-btn{display:inline-flex;align-items:center;gap:8px;height:38px;padding:0 12px;border-radius:999px;border:1px solid var(--border);background:rgba(255,255,255,.03);color:var(--text-2);transition:all .3s}
.icon-btn:hover{color:var(--text);border-color:var(--border-2);background:rgba(255,255,255,.07)}
.kbd-hint,kbd{font-family:var(--font-mono);font-size:.68rem;padding:2px 6px;border-radius:6px;border:1px solid var(--border-2);background:rgba(255,255,255,.05);color:var(--text-3);line-height:1.4}

/* ---------- Nav ---------- */
.nav{position:fixed;top:0;left:0;right:0;z-index:50;height:var(--nav-h);display:flex;align-items:center;transition:background .4s,border-color .4s,backdrop-filter .4s;border-bottom:1px solid transparent}
.nav.scrolled{background:rgba(5,6,10,.72);backdrop-filter:blur(18px) saturate(140%);-webkit-backdrop-filter:blur(18px) saturate(140%);border-bottom-color:var(--border)}
.nav-inner{display:flex;align-items:center;gap:28px}
.logo{display:inline-flex;align-items:center;gap:10px;font-family:var(--font-display);font-weight:700;font-size:1.25rem;letter-spacing:-.02em}
.logo-mark{filter:drop-shadow(0 0 10px rgba(129,140,248,.5))}
.logo-dim{color:var(--text-3);font-weight:500}
.nav-links{display:flex;gap:4px;margin-left:8px}
.nav-links a{padding:8px 14px;border-radius:999px;color:var(--text-2);font-size:.92rem;font-weight:500;transition:color .25s,background .25s}
.nav-links a:hover{color:var(--text);background:rgba(255,255,255,.05)}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
.lang-toggle{display:inline-flex;padding:3px;border-radius:999px;border:1px solid var(--border);background:rgba(255,255,255,.03)}
.lang-toggle button{padding:5px 11px;border-radius:999px;font-size:.78rem;font-weight:600;color:var(--text-3);transition:all .25s}
.lang-toggle button.active{color:#07080d;background:var(--text)}
.w-dot{width:8px;height:8px;border-radius:50%;background:var(--text-3);box-shadow:0 0 0 0 rgba(52,211,153,0);transition:background .3s}
.connected .w-dot{background:var(--green);box-shadow:0 0 10px rgba(52,211,153,.8)}
.burger{display:none;width:40px;height:40px;border-radius:10px;flex-direction:column;align-items:center;justify-content:center;gap:5px;border:1px solid var(--border)}
.burger span{width:18px;height:2px;background:var(--text);border-radius:2px;transition:transform .3s,opacity .3s}
.nav.open .burger span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav.open .burger span:nth-child(2){opacity:0}
.nav.open .burger span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- Hero ---------- */
.hero{position:relative;padding:calc(var(--nav-h) + 72px) 0 80px;min-height:100svh;display:flex;align-items:center;overflow-x:clip}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:10px;padding:7px 14px 7px 10px;border-radius:999px;border:1px solid var(--border-2);background:rgba(255,255,255,.04);font-size:.8rem;color:var(--text-2);letter-spacing:.02em;margin-bottom:28px}
.eyebrow .mono{color:var(--cyan)}
.live-dot{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 0 rgba(52,211,153,.6);animation:pulse 2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(52,211,153,.6)}70%{box-shadow:0 0 0 9px rgba(52,211,153,0)}100%{box-shadow:0 0 0 0 rgba(52,211,153,0)}}
.hero-title{font-size:clamp(2.7rem,6.2vw,5.2rem);font-weight:700;letter-spacing:-.035em;line-height:1.04;margin-bottom:26px}
.hero-title .grad{filter:drop-shadow(0 0 30px rgba(129,140,248,.35))}
.hero-lead{font-size:clamp(1.02rem,1.4vw,1.2rem);color:var(--text-2);max-width:560px;line-height:1.75;margin-bottom:38px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:48px}
.hero-stats{display:flex;flex-wrap:wrap;gap:0}
.hero-stats li{display:flex;flex-direction:column;gap:2px;padding:0 28px 0 0;margin-right:28px;border-right:1px solid var(--border)}
.hero-stats li:last-child{border-right:0}
.hero-stats strong{font-family:var(--font-display);font-size:1.6rem;font-weight:700;letter-spacing:-.03em;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-stats span{font-size:.8rem;color:var(--text-3);letter-spacing:.04em}

.hero-visual{position:relative;perspective:1400px}
.panel-wrap{position:relative;transform-style:preserve-3d;transition:transform .2s ease-out;will-change:transform}
.panel{position:relative;border-radius:24px;padding:26px 26px 22px;overflow:hidden;z-index:2}
.panel::before{content:"";position:absolute;inset:-1px;border-radius:inherit;background:radial-gradient(600px 200px at 20% -20%,rgba(34,211,238,.18),transparent 60%),radial-gradient(400px 200px at 100% 100%,rgba(232,121,249,.14),transparent 60%);pointer-events:none}
.panel-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.panel-title{display:flex;align-items:center;gap:10px;font-weight:600;font-size:.95rem}
.pill{display:inline-flex;align-items:center;gap:7px;padding:4px 10px;border-radius:999px;font-size:.68rem;font-weight:700;letter-spacing:.12em;border:1px solid var(--border-2);color:var(--text-2)}
.pill-live{color:var(--green);border-color:rgba(52,211,153,.35);background:rgba(52,211,153,.08)}
.panel-price{display:flex;align-items:baseline;gap:14px;margin-bottom:8px}
.price{font-size:2.6rem;font-weight:600;letter-spacing:-.03em;transition:color .3s}
.price.up{color:var(--green)}.price.down{color:var(--red)}
.change{font-size:.95rem;font-weight:600;padding:3px 9px;border-radius:8px;background:rgba(255,255,255,.06)}
.change.up{color:var(--green);background:rgba(52,211,153,.12)}.change.down{color:var(--red);background:rgba(251,113,133,.12)}
.spark{width:100%;height:90px;margin:4px 0 14px;overflow:visible}
.spark path{transition:d .6s}
.panel-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.panel-stats>div{padding:12px 14px;border-radius:14px;background:rgba(255,255,255,.04);border:1px solid var(--border)}
.panel-stats .label{display:block;font-size:.72rem;color:var(--text-3);letter-spacing:.04em;margin-bottom:4px}
.panel-stats .val{font-size:1.05rem;font-weight:600}
.panel-stats small{font-size:.7rem;color:var(--text-3);font-weight:500;margin-left:2px}
.float-chip{position:absolute;z-index:3;padding:8px 14px;border-radius:12px;font-size:.78rem;color:var(--text);background:rgba(10,12,20,.8);border:1px solid var(--border-2);box-shadow:0 10px 30px -10px rgba(0,0,0,.8),inset 0 1px 0 rgba(255,255,255,.08);backdrop-filter:blur(10px);animation:floaty 6s ease-in-out infinite;transform:translateZ(60px)}
.chip-a{top:-18px;right:8%;color:var(--cyan)}
.chip-b{bottom:-14px;left:-6%;animation-delay:-2s;color:var(--violet)}
.chip-c{top:44%;right:-7%;animation-delay:-4s;color:var(--pink)}
@keyframes floaty{0%,100%{transform:translateZ(60px) translateY(0)}50%{transform:translateZ(60px) translateY(-10px)}}
.panel-ring{position:absolute;inset:-40px;border-radius:50%;background:conic-gradient(from 180deg,rgba(34,211,238,.0),rgba(129,140,248,.35),rgba(232,121,249,.0),rgba(34,211,238,.0));filter:blur(50px);z-index:1;animation:spin 18s linear infinite;opacity:.8}
@keyframes spin{to{transform:rotate(360deg)}}
.scroll-hint{position:absolute;left:50%;bottom:26px;transform:translateX(-50%);width:24px;height:38px;border-radius:14px;border:1.5px solid var(--border-2);display:flex;justify-content:center;padding-top:6px;opacity:.7}
.scroll-hint span{width:3px;height:7px;border-radius:3px;background:var(--text-2);animation:scrollhint 1.8s infinite}
@keyframes scrollhint{0%{transform:translateY(0);opacity:1}100%{transform:translateY(14px);opacity:0}}

/* ---------- Ticker ---------- */
.ticker{position:relative;border-top:1px solid var(--border);border-bottom:1px solid var(--border);background:rgba(255,255,255,.015);overflow:hidden;height:52px;display:flex;align-items:center}
.ticker::before,.ticker::after{content:"";position:absolute;top:0;bottom:0;width:120px;z-index:2;pointer-events:none}
.ticker::before{left:0;background:linear-gradient(90deg,var(--bg),transparent)}
.ticker::after{right:0;background:linear-gradient(-90deg,var(--bg),transparent)}
.ticker-track{display:flex;gap:0;width:max-content;animation:ticker 48s linear infinite}
.ticker:hover .ticker-track{animation-play-state:paused}
@keyframes ticker{to{transform:translateX(-50%)}}
.tk{display:inline-flex;align-items:center;gap:10px;padding:0 28px;font-family:var(--font-mono);font-size:.82rem;color:var(--text-2);border-right:1px solid var(--border);height:52px;white-space:nowrap}
.tk b{color:var(--text);font-weight:600}
.tk .up{color:var(--green)}.tk .down{color:var(--red)}
.tk .brand{color:var(--text-3);letter-spacing:.2em;font-size:.72rem}
.tk-ico{width:16px;height:16px;border-radius:50%;display:inline-grid;place-items:center;font-size:.6rem;font-weight:800;color:#0a0c14}
.flash{animation:flash .9s}
@keyframes flash{0%{background:rgba(129,140,248,.35)}100%{background:transparent}}

/* ---------- Sections ---------- */
.section{padding:112px 0;position:relative}
.section-head{max-width:720px;margin-bottom:52px}
.eyebrow-text{display:inline-flex;align-items:center;gap:10px;font-family:var(--font-mono);font-size:.74rem;letter-spacing:.2em;text-transform:uppercase;color:var(--text-2);margin-bottom:18px}
.eyebrow-text::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--grad)}
.section-head h2{font-size:clamp(2rem,4.2vw,3.1rem);font-weight:700;letter-spacing:-.03em;margin-bottom:16px}
.section-head p{color:var(--text-2);font-size:1.05rem;line-height:1.75}

/* ---------- Tools ---------- */
.tools-layout{display:grid;grid-template-columns:296px minmax(0,1fr);gap:24px;align-items:start}
.rail{position:sticky;top:calc(var(--nav-h) + 20px);display:flex;flex-direction:column;gap:6px;padding:8px;border-radius:var(--radius);background:var(--surface);border:1px solid var(--border)}
.rail-btn{display:flex;align-items:center;gap:12px;padding:11px 12px;border-radius:13px;text-align:left;color:var(--text-2);transition:background .3s,color .3s;position:relative}
.rail-btn:hover{background:rgba(255,255,255,.05);color:var(--text)}
.rail-btn.active{background:linear-gradient(90deg,rgba(129,140,248,.16),rgba(129,140,248,.04));color:var(--text)}
.rail-btn.active::before{content:"";position:absolute;left:0;top:22%;bottom:22%;width:3px;border-radius:3px;background:var(--grad)}
.rail-ico{flex:none;width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:rgba(255,255,255,.05);border:1px solid var(--border);color:var(--text-2);transition:all .3s}
.rail-ico svg{width:19px;height:19px}
.rail-btn.active .rail-ico{background:var(--grad);color:#07080d;border-color:transparent;box-shadow:0 6px 18px -6px rgba(129,140,248,.8)}
.rail-txt{display:flex;flex-direction:column;gap:1px;min-width:0}
.rail-txt b{font-weight:600;font-size:.93rem}
.rail-txt i{font-style:normal;font-size:.74rem;color:var(--text-3);font-family:var(--font-mono);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

.tool-stage{min-width:0}
.tool{display:none;background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.02));border:1px solid var(--border-2);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.07);position:relative;overflow:hidden}
.tool::before{content:"";position:absolute;inset:0;background:radial-gradient(700px 240px at 0% 0%,rgba(34,211,238,.08),transparent 60%);pointer-events:none}
.tool.active{display:block;animation:toolIn .45s var(--ease)}
@keyframes toolIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.tool-head{margin-bottom:24px;position:relative}
.tool-head h3{font-size:1.5rem;margin-bottom:8px}
.tool-head p{color:var(--text-2);font-size:.95rem;max-width:640px}
.tool-body{position:relative;display:flex;flex-direction:column;gap:18px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.row{display:flex;gap:12px;align-items:flex-end;flex-wrap:wrap}
.row .grow{flex:1 1 260px}
.row-end{display:flex;justify-content:flex-end}
.field{display:flex;flex-direction:column;gap:7px;min-width:0}
.field-label{font-size:.78rem;color:var(--text-3);letter-spacing:.04em;font-weight:500}
input[type=text],input:not([type]),textarea,.select{width:100%;padding:12px 14px;border-radius:var(--radius-sm);background:rgba(0,0,0,.28);border:1px solid var(--border-2);color:var(--text);outline:0;transition:border-color .25s,box-shadow .25s,background .25s;font-size:.93rem;line-height:1.5}
textarea{resize:vertical;min-height:52px}
input:focus,textarea:focus,.select:focus{border-color:rgba(129,140,248,.7);box-shadow:0 0 0 3px rgba(129,140,248,.18);background:rgba(0,0,0,.4)}
input::placeholder,textarea::placeholder{color:var(--text-3);opacity:.75}
.select{appearance:none;-webkit-appearance:none;padding-right:38px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23a4a9bd' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 13px center;cursor:pointer;min-width:170px}
.select option{background:#0f1119;color:var(--text)}
.seg{display:inline-flex;padding:4px;gap:2px;border-radius:999px;border:1px solid var(--border);background:rgba(0,0,0,.25);align-self:flex-start}
.seg-btn{padding:7px 15px;border-radius:999px;font-size:.84rem;font-weight:600;color:var(--text-3);transition:all .25s}
.seg-btn:hover{color:var(--text)}
.seg-btn.active{color:var(--text);background:rgba(255,255,255,.1);box-shadow:inset 0 1px 0 rgba(255,255,255,.1)}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{padding:6px 12px;border-radius:999px;border:1px solid var(--border);background:rgba(255,255,255,.03);color:var(--text-2);font-size:.78rem;font-family:var(--font-mono);transition:all .25s}
.chip:hover{color:var(--text);border-color:rgba(129,140,248,.6);background:rgba(129,140,248,.1)}
.hint{font-size:.82rem;color:var(--text-3)}
.out-list{display:flex;flex-direction:column;gap:8px}
.out{display:grid;grid-template-columns:200px minmax(0,1fr) auto;align-items:center;gap:14px;padding:12px 14px;border-radius:var(--radius-sm);background:rgba(0,0,0,.22);border:1px solid var(--border)}
.out-label{font-size:.8rem;color:var(--text-3);font-weight:500}
.out-val{font-size:.9rem;word-break:break-all;overflow-wrap:anywhere;color:var(--text);min-height:1.4em;line-height:1.45}
.out-val.link:hover{color:var(--cyan)}
.copy{width:30px;height:30px;border-radius:8px;border:1px solid var(--border);display:grid;place-items:center;color:var(--text-3);transition:all .25s;position:relative;flex:none}
.copy::before{content:"";width:14px;height:14px;background:currentColor;-webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='9' y='9' width='12' height='12' rx='2'/%3E%3Cpath d='M5 15H4a2 2 0 0 1-2-2V4a2 2 0 0 1 2-2h9a2 2 0 0 1 2 2v1'/%3E%3C/svg%3E") center/contain no-repeat;mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='9' y='9' width='12' height='12' rx='2'/%3E%3Cpath d='M5 15H4a2 2 0 0 1-2-2V4a2 2 0 0 1 2-2h9a2 2 0 0 1 2 2v1'/%3E%3C/svg%3E") center/contain no-repeat}
.copy:hover{color:var(--text);border-color:var(--border-2);background:rgba(255,255,255,.06)}
.copy.ok{color:var(--green);border-color:rgba(52,211,153,.5)}
.copy.ok::before{-webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m5 12 5 5L20 7'/%3E%3C/svg%3E");mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m5 12 5 5L20 7'/%3E%3C/svg%3E")}
.err-msg{color:var(--red);font-size:.84rem;min-height:0;font-family:var(--font-mono);word-break:break-word}
.err-msg:empty{display:none}
.alert{padding:14px 16px;border-radius:var(--radius-sm);font-size:.88rem;line-height:1.6;border:1px solid}
.alert.warn{color:#fde68a;background:rgba(251,191,36,.08);border-color:rgba(251,191,36,.3)}
.alert.err{color:#fecdd3;background:rgba(251,113,133,.1);border-color:rgba(251,113,133,.35);margin-bottom:20px}
.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;font-size:.76rem;font-weight:600;border:1px solid var(--border-2);background:rgba(255,255,255,.05)}
.badge.ok{color:var(--green);border-color:rgba(52,211,153,.4);background:rgba(52,211,153,.1)}
.badge.info{color:var(--indigo);border-color:rgba(129,140,248,.4);background:rgba(129,140,248,.12)}
.badge.warn{color:var(--amber);border-color:rgba(251,191,36,.4);background:rgba(251,191,36,.1)}
.divider{height:1px;background:var(--border);margin:6px 0}
.sub-title{font-size:1rem;font-weight:600;color:var(--text);margin:4px 0 -6px}
.subcard{display:flex;flex-direction:column;gap:12px;padding:18px;border-radius:14px;background:rgba(255,255,255,.03);border:1px solid var(--border)}
.subcard h4{font-size:.95rem}
.subcard .out{grid-template-columns:70px minmax(0,1fr) auto}
.wallet-box{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 18px;border-radius:14px;flex-wrap:wrap}
.wallet-box p{color:var(--text-2);font-size:.9rem;flex:1 1 300px}
.result{display:flex;flex-direction:column;gap:14px}
.kv{display:flex;flex-direction:column;gap:6px}
.kv:empty{display:none}
.kv-row{display:grid;grid-template-columns:36px 170px minmax(0,1fr);gap:12px;padding:10px 14px;border-radius:var(--radius-sm);background:rgba(0,0,0,.22);border:1px solid var(--border);font-size:.86rem;align-items:start}
.kv-row .k{color:var(--text-3);font-family:var(--font-mono);font-size:.78rem}
.kv-row .n{color:var(--text-2);font-family:var(--font-mono);font-size:.8rem;word-break:break-all}
.kv-row .v{font-family:var(--font-mono);word-break:break-all;overflow-wrap:anywhere}
.mini-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:10px}
.mini{padding:12px 14px;border-radius:12px;background:rgba(0,0,0,.22);border:1px solid var(--border);display:flex;flex-direction:column;gap:4px}
.mini .n{font-size:.74rem;color:var(--text-3);display:flex;align-items:center;gap:7px}
.mini .v{font-family:var(--font-mono);font-size:.9rem;font-weight:600}
.mini .dotc{width:7px;height:7px;border-radius:50%;background:var(--c,#888)}
.secret{filter:blur(6px);cursor:pointer;transition:filter .3s;user-select:none}
.secret.revealed{filter:none;user-select:text}
.ens-id{display:flex;align-items:center;gap:16px;padding:16px;border-radius:14px;background:rgba(0,0,0,.22);border:1px solid var(--border)}
.avatar{width:56px;height:56px;border-radius:50%;background:var(--grad);flex:none;overflow:hidden;box-shadow:0 0 0 2px rgba(255,255,255,.1)}
.avatar img{width:100%;height:100%;object-fit:cover}
.ens-name{font-size:1.15rem;font-weight:600}
.ens-addr{font-size:.82rem;color:var(--text-3);word-break:break-all}
.spin{display:inline-block;width:14px;height:14px;border-radius:50%;border:2px solid rgba(255,255,255,.2);border-top-color:var(--cyan);animation:spin .8s linear infinite;vertical-align:-2px;margin-right:6px}
.skel{display:inline-block;height:1em;min-width:80px;border-radius:6px;background:linear-gradient(90deg,rgba(255,255,255,.06),rgba(255,255,255,.12),rgba(255,255,255,.06));background-size:200% 100%;animation:shimmer 1.4s infinite}
@keyframes shimmer{to{background-position:-200% 0}}

/* ---------- Networks ---------- */
.net-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.net-card{padding:20px;display:flex;flex-direction:column;gap:12px}
.net-head{display:flex;align-items:center;gap:10px}
.net-dot{width:10px;height:10px;border-radius:50%;background:var(--c);box-shadow:0 0 12px var(--c)}
.net-name{font-weight:600;font-size:.98rem}
.net-lat{margin-left:auto;font-family:var(--font-mono);font-size:.74rem;color:var(--text-3)}
.net-lat.good{color:var(--green)}.net-lat.ok{color:var(--amber)}.net-lat.bad{color:var(--red)}
.net-block{font-family:var(--font-mono);font-size:1.5rem;font-weight:600;letter-spacing:-.02em}
.net-meta{display:flex;justify-content:space-between;font-size:.78rem;color:var(--text-3)}
.net-meta .mono{color:var(--text-2)}
.net-bar{height:3px;border-radius:3px;background:rgba(255,255,255,.07);overflow:hidden}
.net-bar i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--c),transparent);transition:width 1s var(--ease)}
.net-card.testnet .net-name::after{content:"TESTNET";margin-left:8px;font-size:.58rem;letter-spacing:.14em;color:var(--text-3);border:1px solid var(--border);padding:2px 6px;border-radius:5px;vertical-align:middle}
.net-card.err .net-block{color:var(--text-3)}

/* ---------- Features ---------- */
.feat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.feat{padding:28px 24px}
.feat-ico{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;background:var(--grad-soft);border:1px solid var(--border-2);color:var(--cyan);margin-bottom:22px}
.feat-ico svg{width:22px;height:22px}
.feat h3{font-size:1.1rem;margin-bottom:10px}
.feat p{color:var(--text-2);font-size:.9rem;line-height:1.7}

/* ---------- Roadmap ---------- */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative;padding-top:28px}
.timeline::before{content:"";position:absolute;left:0;right:0;top:34px;height:1px;background:linear-gradient(90deg,var(--indigo),var(--border) 40%,var(--border))}
.timeline li{position:relative;padding-right:12px}
.tl-dot{position:absolute;top:-1px;left:0;width:14px;height:14px;border-radius:50%;background:var(--bg);border:2px solid var(--text-3);transform:translateY(0)}
.tl-dot.done{background:var(--grad);border-color:transparent;box-shadow:0 0 16px rgba(129,140,248,.8)}
.tl-tag{display:inline-block;margin:28px 0 12px;font-family:var(--font-mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--text-3)}
.timeline li:first-child .tl-tag{color:var(--cyan)}
.timeline h3{font-size:1.1rem;margin-bottom:8px}
.timeline p{color:var(--text-2);font-size:.9rem;line-height:1.7}

/* ---------- Footer ---------- */
.footer{border-top:1px solid var(--border);padding:64px 0 32px;background:linear-gradient(180deg,transparent,rgba(0,0,0,.35))}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:40px;margin-bottom:44px}
.footer-brand p{color:var(--text-2);font-size:.9rem;margin-top:16px;max-width:300px}
.footer h4{font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;color:var(--text-3);margin-bottom:16px;font-family:var(--font-mono);font-weight:600}
.footer-grid div>a{display:block;color:var(--text-2);font-size:.92rem;padding:5px 0;transition:color .25s}
.footer-grid div>a:hover{color:var(--text)}
.footer .small{color:var(--text-3);line-height:1.7}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:24px;border-top:1px solid var(--border);font-size:.82rem;color:var(--text-3)}

/* ---------- Command palette ---------- */
.cmdk{position:fixed;inset:0;z-index:100;display:flex;justify-content:center;align-items:flex-start;padding:14vh 20px 20px}
.cmdk-backdrop{position:absolute;inset:0;background:rgba(3,4,8,.7);backdrop-filter:blur(6px)}
.cmdk-dialog{position:relative;width:min(600px,100%);border-radius:18px;overflow:hidden;animation:cmdkIn .25s var(--ease)}
@keyframes cmdkIn{from{opacity:0;transform:translateY(-8px) scale(.98)}to{opacity:1;transform:none}}
.cmdk-input{display:flex;align-items:center;gap:12px;padding:14px 16px;border-bottom:1px solid var(--border);color:var(--text-3)}
.cmdk-input input{flex:1;background:none;border:0;outline:0;font-size:1rem;padding:4px 0}
.cmdk-list{max-height:380px;overflow:auto;padding:8px}
.cmdk-item{display:flex;align-items:center;gap:12px;padding:11px 12px;border-radius:11px;cursor:pointer;color:var(--text-2)}
.cmdk-item.sel,.cmdk-item:hover{background:rgba(129,140,248,.14);color:var(--text)}
.cmdk-item .tag{margin-left:auto;font-family:var(--font-mono);font-size:.7rem;color:var(--text-3);letter-spacing:.08em}
.cmdk-item b{font-weight:600}
.cmdk-empty{padding:24px;text-align:center;color:var(--text-3);font-size:.9rem}

/* ---------- Toast ---------- */
.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,20px);z-index:120;padding:11px 18px;border-radius:999px;background:rgba(14,16,26,.92);border:1px solid var(--border-2);color:var(--text);font-size:.88rem;box-shadow:var(--shadow);opacity:0;pointer-events:none;transition:opacity .3s,transform .3s var(--ease);backdrop-filter:blur(12px)}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* ---------- Reveal ---------- */
/* scroll reveal: hidden only when JS is present (head.js adds html.js), shown by IntersectionObserver */
.reveal{transition:opacity .9s var(--ease),transform .9s var(--ease)}
html.js .reveal{opacity:0;transform:translateY(22px)}
html.js .reveal.in{opacity:1;transform:none}
/* hero entrance: pure CSS, independent of script loading */
@keyframes fadeUp{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:none}}
.anim{animation:fadeUp 1s var(--ease) both}
.hero-copy>.anim:nth-child(2){animation-delay:.08s}
.hero-copy>.anim:nth-child(3){animation-delay:.16s}
.hero-copy>.anim:nth-child(4){animation-delay:.24s}
.hero-copy>.anim:nth-child(5){animation-delay:.32s}
.hero-visual.anim{animation-delay:.25s}

/* ---------- Responsive ---------- */
@media (max-width:1100px){
  .net-grid,.feat-grid,.timeline{grid-template-columns:repeat(2,1fr)}
  .timeline::before{display:none}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:980px){
  .hero{min-height:0;padding-top:calc(var(--nav-h) + 48px)}
  .hero-grid{grid-template-columns:1fr;gap:48px}
  .hero-visual{max-width:560px}
  .tools-layout{grid-template-columns:1fr}
  .rail{position:relative;top:0;flex-direction:row;overflow-x:auto;gap:6px;padding:8px;scrollbar-width:none;-webkit-overflow-scrolling:touch}
  .rail::-webkit-scrollbar{display:none}
  .rail-btn{flex:none;padding:8px 12px 8px 8px;border-radius:999px;border:1px solid var(--border)}
  .rail-btn.active::before{display:none}
  .rail-ico{width:30px;height:30px;border-radius:50%}
  .rail-ico svg{width:15px;height:15px}
  .rail-txt i{display:none}
  .nav-links{display:none}
  .nav.open .nav-links{display:flex;flex-direction:column;position:absolute;top:var(--nav-h);left:0;right:0;padding:12px 20px 18px;background:rgba(5,6,10,.96);border-bottom:1px solid var(--border);backdrop-filter:blur(18px)}
  .nav.open .nav-links a{padding:12px 14px;font-size:1rem}
  .burger{display:flex}
  .kbd-hint{display:none}
}
@media (max-width:640px){
  .container{width:min(var(--container),100% - 32px)}
  .section{padding:80px 0}
  .hero-title{font-size:clamp(2.4rem,11vw,3.4rem)}
  .hero-stats li{padding-right:16px;margin-right:16px}
  .hero-stats strong{font-size:1.3rem}
  .panel{padding:20px 18px 16px}
  .price{font-size:2rem}
  .float-chip{display:none}
  .tool{padding:22px 18px}
  .grid-3,.grid-2{grid-template-columns:1fr}
  .out{grid-template-columns:1fr auto;row-gap:4px}
  .out-label{grid-column:1/-1}
  .subcard .out{grid-template-columns:1fr auto}
  .kv-row{grid-template-columns:28px 1fr;grid-template-rows:auto auto}
  .kv-row .v{grid-column:1/-1}
  .net-grid,.feat-grid,.timeline,.footer-grid{grid-template-columns:1fr}
  .nav-actions{gap:8px}
  #nav-connect span:last-child{display:none}
  #nav-connect{padding:9px 12px}
  .scroll-hint{display:none}
}
/* phones: cheaper compositing (big blurs + backdrop filters are the main GPU cost) */
@media (max-width:768px){
  .orb{filter:blur(56px);animation:none;opacity:.45}
  .orb-3{display:none}
  .noise{display:none}
  .panel-ring{animation:none;filter:blur(36px);opacity:.6}
  .glass{backdrop-filter:none;-webkit-backdrop-filter:none;background:linear-gradient(180deg,rgba(22,25,38,.96),rgba(12,14,22,.96))}
  .nav.scrolled,.nav.open .nav-links{backdrop-filter:none;-webkit-backdrop-filter:none;background:rgba(5,6,10,.94)}
  .float-chip{animation:none}
  .cmdk-backdrop,.toast{backdrop-filter:none;-webkit-backdrop-filter:none}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
  html.js .reveal{opacity:1;transform:none}
  .anim{animation:none}
  .ticker-track{animation:none}
}