/*
Theme Name: FluidSwap Guide
Theme URI: https://fluidswap.exchange/
Description: Independent educational guide theme for the Fluid ecosystem. Liquid-glass design system.
Version: 1.4.2
Author: FluidSwap Guide Editorial
Text Domain: fluidswap
*/

/* ============ Design tokens ============ */
:root{
  --bg:#070b16;
  --bg-2:#0a0f1f;
  --panel:rgba(18,26,46,0.66);
  --panel-solid:#101627;
  --panel-border:rgba(120,150,220,0.16);
  --ink:#eaf0ff;
  --ink-soft:#aeb9d6;
  --ink-dim:#74809e;
  --teal:#34e0c8;
  --blue:#3b82f6;
  --violet:#8b5cf6;
  --grad:linear-gradient(120deg,#34e0c8 0%,#3b82f6 48%,#8b5cf6 100%);
  --grad-soft:linear-gradient(120deg,rgba(52,224,200,.16),rgba(139,92,246,.16));
  --danger:#ff6b6b;
  --warn:#ffcf5c;
  --ok:#34e0c8;
  --radius:18px;
  --radius-sm:12px;
  --maxw:1180px;
  --shadow:0 24px 60px -28px rgba(0,0,0,.8);
  --ff-head:'Sora','Segoe UI',system-ui,sans-serif;
  --ff-body:'Inter','Segoe UI',system-ui,-apple-system,sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--ff-body);
  background:var(--bg);
  color:var(--ink);
  line-height:1.7;
  font-size:17px;
  overflow-x:hidden;
}

/* Aurora / liquid background */
.fs-aurora{position:fixed;inset:0;z-index:-2;overflow:hidden;background:
  radial-gradient(1100px 700px at 12% -8%,rgba(59,130,246,.20),transparent 60%),
  radial-gradient(900px 700px at 92% 4%,rgba(139,92,246,.18),transparent 60%),
  radial-gradient(1000px 800px at 50% 108%,rgba(52,224,200,.14),transparent 60%),
  var(--bg);}
.fs-aurora svg{position:absolute;bottom:-2px;left:0;width:100%;height:auto;opacity:.5}
.fs-grain{position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.04;
  background-image:radial-gradient(rgba(255,255,255,.6) 1px,transparent 1px);background-size:3px 3px}

a{color:var(--teal);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto;display:block}

.container{max-width:var(--maxw);margin:0 auto;padding:0 22px}

/* ============ Header ============ */
.site-header{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);
  background:rgba(7,11,22,.72);border-bottom:1px solid var(--panel-border)}
.site-header .container{display:flex;align-items:center;gap:18px;height:72px}
.site-branding{display:flex;align-items:center;gap:10px;flex-shrink:0}
.site-branding img{height:34px;width:auto}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:8px;flex-wrap:wrap}
.main-nav a{color:var(--ink-soft);font-weight:500;font-size:15px;padding:9px 12px;border-radius:10px;transition:.2s}
.main-nav a:hover{color:#fff;background:rgba(255,255,255,.05);text-decoration:none}
.main-nav a.current{color:#fff;background:var(--grad-soft)}
.header-right{margin-left:auto;display:flex;align-items:center;gap:10px}
.lang-switch{position:relative}
.lang-switch>button{display:flex;align-items:center;gap:6px;background:rgba(255,255,255,.05);
  border:1px solid var(--panel-border);color:var(--ink-soft);padding:8px 12px;border-radius:10px;
  font-family:var(--ff-body);font-size:14px;cursor:pointer}
.lang-menu{position:absolute;right:0;top:48px;background:var(--panel-solid);border:1px solid var(--panel-border);
  border-radius:12px;padding:6px;min-width:150px;box-shadow:var(--shadow);display:none}
.lang-menu.open{display:block}
.lang-menu a{display:block;padding:9px 12px;border-radius:8px;color:var(--ink-soft);font-size:14px}
.lang-menu a:hover{background:rgba(255,255,255,.06);color:#fff;text-decoration:none}
.lang-menu a.current{color:var(--teal)}
.btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--ff-head);font-weight:600;
  border-radius:12px;padding:11px 18px;font-size:15px;cursor:pointer;border:0;transition:.2s;white-space:nowrap}
.btn-primary{background:var(--grad);color:#06121f;box-shadow:0 10px 30px -10px rgba(59,130,246,.6)}
.btn-primary:hover{text-decoration:none;transform:translateY(-1px);filter:brightness(1.06)}
.btn-ghost{background:rgba(255,255,255,.05);border:1px solid var(--panel-border);color:var(--ink)}
.btn-ghost:hover{text-decoration:none;background:rgba(255,255,255,.09)}
.btn-lg{padding:14px 26px;font-size:16px}
.nav-toggle{display:none;background:none;border:0;color:#fff;font-size:26px;cursor:pointer;margin-left:4px}

/* ============ Hero ============ */
.hero{padding:74px 0 54px;position:relative}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.5px;
  text-transform:uppercase;color:var(--teal);background:rgba(52,224,200,.08);border:1px solid rgba(52,224,200,.22);
  padding:6px 13px;border-radius:999px;margin-bottom:20px}
.hero h1{font-family:var(--ff-head);font-size:clamp(34px,5vw,56px);line-height:1.05;margin:0 0 18px;
  font-weight:800;letter-spacing:-1px}
.hero h1 .grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:19px;color:var(--ink-soft);margin:0 0 28px;max-width:560px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.hero-note{font-size:12.5px;color:var(--ink-dim);margin-top:16px;max-width:520px}
.hero-visual{position:relative}
.hero-visual img{border-radius:20px;border:1px solid var(--panel-border);box-shadow:var(--shadow)}
.glass-float{position:absolute;background:var(--panel);backdrop-filter:blur(12px);border:1px solid var(--panel-border);
  border-radius:14px;padding:12px 16px;box-shadow:var(--shadow)}
.glass-float .k{font-size:12px;color:var(--ink-dim)}
.glass-float .v{font-family:var(--ff-head);font-weight:700;font-size:20px;color:#fff}
.gf-1{top:18px;left:-22px}
.gf-2{bottom:24px;right:-18px}

/* ============ Sections ============ */
section{position:relative}
.section{padding:56px 0}
.section-head{max-width:720px;margin:0 0 36px}
.section-head.center{margin:0 auto 40px;text-align:center}
.section-head .eyebrow{margin-bottom:14px}
h2{font-family:var(--ff-head);font-size:clamp(26px,3.4vw,38px);line-height:1.15;margin:0 0 14px;font-weight:700;letter-spacing:-.5px}
h3{font-family:var(--ff-head);font-size:22px;margin:0 0 10px;font-weight:600}
.section p{color:var(--ink-soft)}
.muted{color:var(--ink-dim)}

/* Cards grid */
.grid{display:grid;gap:20px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--panel);backdrop-filter:blur(10px);border:1px solid var(--panel-border);
  border-radius:var(--radius);padding:26px;transition:.25s}
.card:hover{transform:translateY(-3px);border-color:rgba(120,150,220,.32)}
.card .ico{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;margin-bottom:14px;
  background:var(--grad-soft);border:1px solid var(--panel-border);font-size:22px}
.card h3{font-size:19px}
.card p{font-size:15px;margin:0}

/* Prose (article body) */
.prose{max-width:820px;margin:0 auto}
.prose h2{margin-top:44px}
.prose h3{margin-top:30px;color:#fff}
.prose p{margin:0 0 18px;color:#c7d0ea}
.prose ul,.prose ol{color:#c7d0ea;padding-left:22px;margin:0 0 20px}
.prose li{margin:0 0 9px}
.prose strong{color:#fff}
.prose code{background:rgba(255,255,255,.07);border:1px solid var(--panel-border);padding:2px 7px;
  border-radius:6px;font-size:14px;color:var(--teal);font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
.prose a{text-decoration:underline}
.lede{font-size:20px;color:var(--ink-soft)!important;line-height:1.65}

/* Callouts */
.callout{border-radius:var(--radius-sm);padding:18px 20px;margin:24px 0;border:1px solid;font-size:15.5px}
.callout .ttl{font-weight:700;display:flex;align-items:center;gap:8px;margin-bottom:6px;font-family:var(--ff-head)}
.callout p{margin:0!important}
.callout.warn{background:rgba(255,107,107,.07);border-color:rgba(255,107,107,.3)}
.callout.warn .ttl{color:#ff8d8d}
.callout.tip{background:rgba(52,224,200,.07);border-color:rgba(52,224,200,.28)}
.callout.tip .ttl{color:var(--teal)}
.callout.info{background:rgba(59,130,246,.08);border-color:rgba(59,130,246,.3)}
.callout.info .ttl{color:#86b4ff}
blockquote{margin:24px 0;padding:14px 20px;border-left:3px solid var(--violet);
  background:rgba(139,92,246,.08);border-radius:0 12px 12px 0;color:#d7ddf2;font-style:italic}

/* Tables */
.table-wrap{overflow-x:auto;margin:24px 0;border-radius:var(--radius-sm);border:1px solid var(--panel-border)}
table{width:100%;border-collapse:collapse;font-size:14.5px;min-width:520px}
th,td{padding:13px 16px;text-align:left;border-bottom:1px solid var(--panel-border)}
thead th{background:rgba(255,255,255,.04);color:#fff;font-family:var(--ff-head);font-weight:600;font-size:14px}
tbody tr:hover{background:rgba(255,255,255,.02)}
td:first-child{color:#fff;font-weight:500}

/* CTA banner */
.cta-banner{position:relative;overflow:hidden;border-radius:24px;padding:48px;margin:30px 0;
  background:linear-gradient(120deg,rgba(52,224,200,.14),rgba(59,130,246,.12),rgba(139,92,246,.16));
  border:1px solid var(--panel-border);text-align:center}
.cta-banner h2{margin-bottom:12px}
.cta-banner p{max-width:580px;margin:0 auto 24px;color:var(--ink-soft)}
.cta-banner .btn{margin:0 6px 8px}

/* FAQ */
.faq-item{border:1px solid var(--panel-border);border-radius:var(--radius-sm);margin-bottom:12px;
  background:var(--panel);overflow:hidden}
.faq-item summary{padding:18px 22px;cursor:pointer;font-family:var(--ff-head);font-weight:600;font-size:16.5px;
  list-style:none;display:flex;justify-content:space-between;gap:12px;color:#fff}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:'+';color:var(--teal);font-size:22px;transition:.2s}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item .faq-body{padding:0 22px 20px;color:var(--ink-soft);font-size:15px}

/* Steps */
.steps{counter-reset:step;display:grid;gap:16px;margin:26px 0}
.step{display:flex;gap:18px;background:var(--panel);border:1px solid var(--panel-border);
  border-radius:var(--radius-sm);padding:20px 22px}
.step .num{counter-increment:step;flex-shrink:0;width:38px;height:38px;border-radius:10px;background:var(--grad);
  color:#06121f;font-family:var(--ff-head);font-weight:800;display:grid;place-items:center;font-size:17px}
.step .num::before{content:counter(step)}
.step h4{margin:0 0 6px;font-family:var(--ff-head);font-size:17px;color:#fff}
.step p{margin:0;font-size:15px;color:var(--ink-soft)}

/* Stat strip */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:30px 0}
.stat{text-align:center;background:var(--panel);border:1px solid var(--panel-border);border-radius:var(--radius-sm);padding:22px 12px}
.stat .v{font-family:var(--ff-head);font-weight:800;font-size:28px;background:var(--grad);
  -webkit-background-clip:text;background-clip:text;color:transparent}
.stat .k{font-size:13px;color:var(--ink-dim);margin-top:4px}

/* pill row */
.pills{display:flex;flex-wrap:wrap;gap:10px;margin:20px 0}
.pill{background:rgba(255,255,255,.05);border:1px solid var(--panel-border);border-radius:999px;
  padding:8px 16px;font-size:14px;color:var(--ink-soft)}

.toc{background:var(--panel);border:1px solid var(--panel-border);border-radius:var(--radius-sm);padding:20px 24px;margin:0 0 36px}
.toc h4{margin:0 0 10px;font-family:var(--ff-head);font-size:15px;text-transform:uppercase;letter-spacing:.5px;color:var(--ink-dim)}
.toc ul{margin:0;padding-left:18px;columns:2}
.toc a{color:var(--ink-soft);font-size:14.5px}
.figure{margin:28px 0;text-align:center}
.figure img{border-radius:16px;border:1px solid var(--panel-border);margin:0 auto}
.figure figcaption{font-size:13px;color:var(--ink-dim);margin-top:10px}

/* ============ Footer ============ */
.site-footer{margin-top:60px;border-top:1px solid var(--panel-border);background:rgba(5,8,18,.7);padding:50px 0 30px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;margin-bottom:34px}
.footer-grid h5{font-family:var(--ff-head);font-size:14px;text-transform:uppercase;letter-spacing:.6px;
  color:var(--ink-dim);margin:0 0 14px}
.footer-grid ul{list-style:none;padding:0;margin:0}
.footer-grid li{margin-bottom:9px}
.footer-grid a{color:var(--ink-soft);font-size:14.5px}
.footer-brand p{font-size:14px;color:var(--ink-dim);margin:14px 0 0;max-width:320px}
.footer-disclaimer{font-size:12.5px;color:var(--ink-dim);border-top:1px solid var(--panel-border);
  padding-top:22px;line-height:1.6}
.footer-disclaimer strong{color:var(--ink-soft)}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:18px;
  font-size:13px;color:var(--ink-dim)}

/* Disclaimer chip on hero */
.disc-chip{position:relative;display:inline-flex;align-items:center;gap:7px;font-size:11.5px;color:var(--ink-dim);
  border:1px dashed rgba(255,207,92,.4);background:rgba(255,207,92,.05);padding:4px 10px;border-radius:999px;cursor:help;margin-top:18px}
.disc-chip .dot{width:7px;height:7px;border-radius:50%;background:var(--warn)}
.disc-chip .tip{position:absolute;bottom:130%;left:0;width:280px;background:var(--panel-solid);
  border:1px solid var(--panel-border);border-radius:10px;padding:11px 13px;font-size:12px;color:var(--ink-soft);
  box-shadow:var(--shadow);opacity:0;visibility:hidden;transition:.2s;z-index:5;line-height:1.5}
.disc-chip:hover .tip{opacity:1;visibility:visible}

.breadcrumbs{font-size:13px;color:var(--ink-dim);padding:18px 0 0}
.breadcrumbs a{color:var(--ink-soft)}
.page-hero{padding:48px 0 10px}
.page-hero h1{font-family:var(--ff-head);font-size:clamp(30px,4.4vw,46px);font-weight:800;letter-spacing:-1px;margin:14px 0 14px}
.page-hero p{font-size:19px;color:var(--ink-soft);max-width:760px;margin:0}

/* ============ Responsive ============ */
@media(max-width:900px){
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .hero-visual{order:-1;max-width:420px}
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .stats{grid-template-columns:repeat(2,1fr)}
  .toc ul{columns:1}
  .main-nav,.header-right .btn-text{display:none}
  .nav-toggle{display:block}
  .main-nav.open{display:flex;position:absolute;top:72px;left:0;right:0;flex-direction:column;
    background:var(--panel-solid);border-bottom:1px solid var(--panel-border);padding:14px;gap:4px;align-items:stretch}
  .main-nav.open a{padding:12px 14px}
}
@media(max-width:560px){
  body{font-size:16px}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .cta-banner{padding:32px 22px}
  .section{padding:42px 0}
  .hero{padding:48px 0 34px}
  .gf-1,.gf-2{display:none}
  table{min-width:440px}
}