/* Epicenter Exchange — unified design system v2 */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,svg{max-width:100%;display:block}
a{color:inherit}
:root{
  --navy:#0B1F3A;--navy-700:#13315C;--gold:#C9A227;--gold-soft:#FBF6E1;
  --ink:#0F172A;--muted:#64748B;--surface:#F8FAFC;--border:#E2E8F0;--bg:#ffffff;--card:#ffffff;
  --gain:#16A34A;--loss:#DC2626;--radius:12px;--container:1180px;
}
[data-theme="dark"]{--ink:#E2E8F0;--muted:#94A3B8;--surface:#0F172A;--border:#1E293B;--bg:#0A1224;--card:#0F1B30;--navy:#E2E8F0;--navy-700:#CBD5E1;--gold:#E4BA38;--gold-soft:#2A2310}
[data-theme="dark"] body{background:var(--bg);color:var(--ink)}
[data-theme="dark"] .site-header{background:rgba(10,18,36,.9);border-bottom-color:var(--border)}
[data-theme="dark"] section.surface{background:#0D1A33}
[data-theme="dark"] form input,[data-theme="dark"] form textarea,[data-theme="dark"] form select{background:#101E3A;color:var(--ink);border-color:var(--border)}
[data-theme="dark"] .card,[data-theme="dark"] .calc-form{background:var(--card);border-color:var(--border)}
[data-theme="dark"] .market-table{background:var(--card)}
[data-theme="dark"] .market-table th{background:#0D1A33}
[data-theme="dark"] .prose code{background:#0D1A33}

h1,h2,h3,.display{font-family:'Fraunces',Georgia,serif;letter-spacing:-.02em;color:var(--navy);line-height:1.15;margin:0 0 .6em;font-weight:700}
h1{font-size:clamp(2.25rem,5vw,3.75rem)}
h2{font-size:clamp(1.75rem,3.2vw,2.4rem)}
h3{font-size:clamp(1.1rem,2vw,1.35rem)}
p{margin:0 0 1em}
.lede{font-size:1.15rem;color:var(--muted);max-width:36rem}
.muted{color:var(--muted)}
.small{font-size:.875rem}
.mono{font-family:'IBM Plex Mono',ui-monospace,monospace}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.chip{display:inline-block;padding:5px 12px;border-radius:999px;background:var(--gold-soft);color:#7a5d0a;font-size:.75rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}
[data-theme="dark"] .chip{color:var(--gold)}
.text-center{text-align:center}
.mt-8{margin-top:32px}.mt-12{margin-top:48px}.mt-16{margin-top:64px}.mb-8{margin-bottom:32px}
hr.divider{border:0;border-top:1px solid var(--border);margin:48px 0}

/* Header */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.92);backdrop-filter:saturate(180%) blur(8px);-webkit-backdrop-filter:saturate(180%) blur(8px);border-bottom:1px solid var(--border)}
.site-header .row{display:flex;align-items:center;justify-content:space-between;max-width:var(--container);margin:0 auto;padding:14px 24px;position:relative;gap:12px}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none}
.brand-text{font-family:'Fraunces',Georgia,serif;font-size:1.2rem;font-weight:700;color:var(--navy);letter-spacing:-.01em;line-height:1}
.brand-text span{color:var(--gold)}
.site-nav{display:flex;align-items:center;gap:4px}
.site-nav a{text-decoration:none;color:var(--muted);font-weight:500;font-size:.94rem;padding:10px 14px;border-radius:8px;transition:color .15s,background .15s}
.site-nav a:hover{color:var(--navy);background:var(--surface)}
.site-nav a[aria-current=page]{color:var(--navy)}
.site-nav a.btn{padding:10px 18px;margin-left:6px}
.theme-toggle{background:transparent;border:1px solid var(--border);color:var(--muted);width:36px;height:36px;border-radius:8px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;font-size:1rem;margin-left:6px;transition:color .15s,border-color .15s}
.theme-toggle:hover{color:var(--navy);border-color:var(--navy)}
.nav-toggle{display:none;flex-direction:column;justify-content:space-between;width:26px;height:20px;background:transparent;border:0;padding:0;cursor:pointer}
.nav-toggle span{display:block;height:2.5px;width:100%;background:var(--navy);border-radius:2px;transition:transform .2s,opacity .2s}
.nav-toggle.is-open span:nth-child(1){transform:translateY(9px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-9px) rotate(-45deg)}
@media(max-width:880px){
  .nav-toggle{display:flex}
  .site-nav{position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;background:var(--bg);border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:8px 0;max-height:0;overflow:hidden;visibility:hidden;transition:max-height .25s,visibility 0s .25s;box-shadow:0 12px 32px rgba(15,23,42,.06)}
  .site-nav.is-open{max-height:85vh;visibility:visible;transition:max-height .25s,visibility 0s}
  .site-nav a{padding:14px 24px;border-radius:0}
  .site-nav a.btn{margin:10px 24px;text-align:center;border-radius:8px;padding:12px 24px}
  body.nav-open{overflow:hidden}
}

/* Skip link */
.skip-link{position:absolute;left:-9999px;top:0;background:var(--navy);color:#fff;padding:10px 16px;z-index:100;border-radius:0 0 8px 0;text-decoration:none}
.skip-link:focus{left:0}

/* Breadcrumbs */
.breadcrumbs{font-size:.875rem;color:var(--muted);padding:14px 24px 0;max-width:var(--container);margin:0 auto}
.breadcrumbs a{color:var(--muted);text-decoration:none}
.breadcrumbs a:hover{color:var(--navy)}
.breadcrumbs span[aria-current]{color:var(--navy);font-weight:500}
.breadcrumbs .sep{margin:0 6px;color:var(--border)}

/* Buttons */
.btn{display:inline-block;font-weight:600;font-size:.95rem;padding:12px 22px;border-radius:8px;text-decoration:none;border:1px solid transparent;cursor:pointer;transition:transform .15s,box-shadow .15s,background .15s,border-color .15s;font-family:inherit;line-height:1.2}
.btn-primary{background:var(--navy);color:#fff}
[data-theme="dark"] .btn-primary{background:var(--gold);color:#0B1F3A}
.btn-primary:hover{background:var(--navy-700);box-shadow:0 8px 24px rgba(11,31,58,.2)}
.btn-gold{background:var(--gold);color:#0B1F3A}
.btn-gold:hover{filter:brightness(1.05);box-shadow:0 8px 24px rgba(201,162,39,.3)}
.btn-outline{background:transparent;color:var(--navy);border-color:var(--border)}
.btn-outline:hover{border-color:var(--navy)}
.btn-ghost{background:transparent;color:var(--navy)}
.btn-ghost:hover{background:var(--surface)}

/* Hero */
.hero{padding:88px 0 64px;background:radial-gradient(1200px 600px at 80% -10%,rgba(201,162,39,.07),transparent 70%),linear-gradient(180deg,var(--bg) 0%,var(--surface) 100%)}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
.hero h1 em{font-style:normal;color:var(--gold)}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}
.hero-side{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:24px;box-shadow:0 20px 60px rgba(15,23,42,.06)}
.hero-side h3{font-family:'Inter',sans-serif;font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin:0 0 14px;font-weight:600}
@media(max-width:880px){.hero{padding:48px 0 32px}.hero-grid{grid-template-columns:1fr;gap:32px}}
.hero-narrow{padding:64px 0 24px;text-align:center}
.hero-narrow .lede{margin:0 auto}

/* Sections */
section{padding:72px 0}
section.surface{background:var(--surface)}
section.dark{background:var(--navy);color:#fff}
section.dark h1,section.dark h2,section.dark h3{color:#fff}
section.dark .lede{color:rgba(255,255,255,.7)}
.section-head{text-align:center;max-width:720px;margin:0 auto 48px}
.section-head h2{margin-bottom:12px}
.section-head p{color:var(--muted);font-size:1.075rem;margin:0}

/* Cards */
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:24px;transition:transform .2s,box-shadow .2s,border-color .2s;text-decoration:none;color:inherit;display:block}
.card:hover{transform:translateY(-3px);box-shadow:0 12px 32px rgba(15,23,42,.08);border-color:#cbd5e1}
.card h3{font-family:'Inter',sans-serif;font-weight:700;color:var(--navy);font-size:1.1rem;margin:12px 0 8px;letter-spacing:-.01em}
.card p{color:var(--muted);margin:0}
.card a.more{display:inline-block;margin-top:14px;color:var(--navy);font-weight:600;font-size:.92rem;text-decoration:none;border-bottom:2px solid var(--gold);padding-bottom:1px}
.icon{width:44px;height:44px;border-radius:10px;display:grid;place-items:center;background:var(--gold-soft);color:var(--navy);font-weight:700;font-family:'Fraunces',serif}

.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)}
@media(max-width:980px){.grid-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:880px){.grid-3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}

/* Ticker */
.ticker{background:var(--navy);color:#fff;padding:12px 0;overflow:hidden;position:relative}
.ticker::before,.ticker::after{content:"";position:absolute;top:0;bottom:0;width:60px;z-index:2;pointer-events:none}
.ticker::before{left:0;background:linear-gradient(90deg,var(--navy),transparent)}
.ticker::after{right:0;background:linear-gradient(-90deg,var(--navy),transparent)}
.ticker-track{display:flex;gap:48px;white-space:nowrap;animation:tick 60s linear infinite;font-family:'IBM Plex Mono',monospace;font-size:.92rem}
.ticker-track .item{display:inline-flex;gap:8px;align-items:baseline}
.ticker-track .sym{color:rgba(255,255,255,.6)}
.ticker-track .pos{color:#4ADE80}
.ticker-track .neg{color:#F87171}
@keyframes tick{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media (prefers-reduced-motion: reduce){.ticker-track{animation-duration:200s}}

/* Hero quotes */
.quotes{font-family:'IBM Plex Mono',monospace;font-size:.92rem}
.quotes .row{display:grid;grid-template-columns:60px 1fr auto;gap:12px;align-items:baseline;padding:8px 0;border-bottom:1px dashed var(--border)}
.quotes .row:last-child{border-bottom:0}
.quotes .row strong{color:var(--ink)}
.quotes .pos{color:var(--gain);font-weight:600}
.quotes .neg{color:var(--loss);font-weight:600}

/* Stats */
.stats{background:var(--navy);color:#fff;border-radius:16px;padding:48px 32px;text-align:center;display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.stats .num{font-family:'Fraunces',serif;font-size:2.75rem;color:var(--gold);font-weight:700;line-height:1}
.stats .lbl{color:rgba(255,255,255,.7);font-size:.92rem;margin-top:8px}
@media(max-width:720px){.stats{grid-template-columns:1fr;gap:32px}}

/* Articles */
.article-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px}
.article-card .tag{display:inline-block;color:var(--gold);font-size:.75rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;margin:0 0 8px}
.article-card h3{font-family:'Fraunces',serif;color:var(--navy);margin:0 0 12px;font-size:1.25rem;line-height:1.3}
.article-card h3 a{color:inherit;text-decoration:none}
.article-card h3 a:hover{color:var(--navy-700)}

/* Forms */
form .field{display:flex;flex-direction:column;margin-bottom:16px}
form label{font-size:.875rem;font-weight:600;color:var(--ink);margin-bottom:6px}
form input,form textarea,form select{padding:12px 14px;border:1px solid var(--border);border-radius:8px;font-size:1rem;font-family:inherit;background:#fff;transition:border-color .15s,box-shadow .15s;width:100%;color:var(--ink)}
form input:focus,form textarea:focus,form select:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(201,162,39,.18)}
form textarea{resize:vertical;min-height:120px}

/* Calculator */
.calc-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:32px;align-items:start}
.calc-form{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:28px}
.calc-result{background:var(--navy);color:#fff;border-radius:16px;padding:32px;position:sticky;top:88px}
.calc-result h3{color:rgba(255,255,255,.65);font-family:'Inter',sans-serif;font-weight:600;letter-spacing:.04em;text-transform:uppercase;font-size:.78rem;margin:0 0 4px}
.calc-result .big{font-family:'IBM Plex Mono',monospace;font-size:2.5rem;color:var(--gold);font-weight:700;margin:8px 0 4px;line-height:1.1}
.calc-result .sub{color:rgba(255,255,255,.7);font-size:.9rem}
.calc-result hr{border:0;border-top:1px solid rgba(255,255,255,.12);margin:20px 0}
.calc-tabs{display:flex;gap:4px;margin-bottom:24px;border-bottom:1px solid var(--border);overflow-x:auto}
.calc-tab{background:transparent;border:0;padding:14px 18px;font-weight:600;color:var(--muted);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px;font-size:.95rem;font-family:inherit;white-space:nowrap}
.calc-tab.active{color:var(--navy);border-bottom-color:var(--gold)}
@media(max-width:880px){.calc-grid{grid-template-columns:1fr}.calc-result{position:static}}

/* Range slider pairing */
.row-flex{display:flex;gap:12px;align-items:center;justify-content:space-between}
.row-flex .value{font-family:'IBM Plex Mono',monospace;font-weight:700;color:var(--navy);font-size:1.05rem}
input[type="range"]{accent-color:var(--gold);width:100%;margin-top:6px}

/* Callout */
.callout{border-radius:10px;padding:16px 20px;margin:24px 0;background:var(--gold-soft);border-left:4px solid var(--gold);color:#5b4a08;font-size:.95rem}
.callout strong{color:#3f3206}
.callout.danger{background:#fef2f2;border-left-color:var(--loss);color:#7f1d1d}
.callout.danger strong{color:#5b0707}
[data-theme="dark"] .callout{color:#E4BA38}
[data-theme="dark"] .callout.danger{background:#1a0d0d;color:#fca5a5}

/* Prose */
.prose{max-width:760px;margin:0 auto;padding:56px 24px 80px}
.prose h1{margin-bottom:16px}
.prose h2{margin-top:2.5rem}
.prose h3{font-family:'Inter',sans-serif;font-size:1.15rem;color:var(--navy);font-weight:700}
.prose p,.prose ul,.prose ol{font-size:1.05rem;line-height:1.75;color:var(--ink)}
.prose ul,.prose ol{padding-left:1.4em;margin-bottom:1.2em}
.prose li{margin-bottom:.3em}
.prose code{background:var(--surface);padding:2px 7px;border-radius:4px;font-family:'IBM Plex Mono',monospace;font-size:.92em;color:var(--navy)}
.prose pre{background:var(--navy);color:#f8fafc;padding:16px 20px;border-radius:10px;overflow-x:auto;font-size:.88rem}
.prose pre code{background:transparent;color:inherit;padding:0}
.prose table{width:100%;border-collapse:collapse;margin:1.5em 0;font-size:.95rem}
.prose th,.prose td{padding:10px 14px;border:1px solid var(--border);text-align:left}
.prose th{background:var(--surface);font-weight:600;color:var(--navy)}
.prose hr{border:0;border-top:1px solid var(--border);margin:2.5em 0}
.prose a{color:var(--navy);text-decoration:underline;text-decoration-color:var(--gold);text-underline-offset:3px}
.prose a:hover{color:var(--navy-700)}

/* Newsletter block */
.newsletter{background:linear-gradient(135deg,var(--navy) 0%,var(--navy-700) 100%);color:#fff;border-radius:16px;padding:56px 32px;text-align:center}
[data-theme="dark"] .newsletter{background:linear-gradient(135deg,#06152A 0%,#0D1A33 100%)}
.newsletter h2{color:#fff;margin-bottom:12px}
.newsletter p{color:rgba(255,255,255,.78);max-width:540px;margin:0 auto 24px}
.newsletter-form{display:flex;gap:8px;flex-wrap:wrap;max-width:480px;margin:0 auto}
.newsletter-form input{flex:1 1 240px;padding:12px 16px;border:0;border-radius:8px;font-size:1rem;background:#fff;color:var(--ink)}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* Footer */
.site-footer{background:#06152A;color:rgba(255,255,255,.7);padding:64px 0 32px;font-size:.95rem}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px;max-width:var(--container);margin:0 auto;padding:0 24px}
.footer-grid h4{color:#fff;font-family:'Inter',sans-serif;font-size:.95rem;margin:0 0 14px;font-weight:600}
.footer-grid a{display:block;padding:4px 0;color:rgba(255,255,255,.6);text-decoration:none;transition:color .15s}
.footer-grid a:hover{color:var(--gold)}
.footer-brand{font-family:'Fraunces',serif;font-size:1.25rem;color:#fff;margin-bottom:12px}
.footer-brand span{color:var(--gold)}
.footer-bottom{max-width:var(--container);margin:40px auto 0;padding:24px 24px 0;border-top:1px solid rgba(255,255,255,.1);font-size:.85rem;color:rgba(255,255,255,.45);text-align:center}
@media(max-width:720px){.footer-grid{grid-template-columns:1fr 1fr}}

/* Market tables */
.market-table{width:100%;border-collapse:collapse;background:var(--card);border-radius:12px;overflow:hidden;border:1px solid var(--border)}
.market-table th,.market-table td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--border)}
.market-table th{font-size:.75rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);background:var(--surface);font-weight:600}
.market-table tr:last-child td{border-bottom:0}
.market-table .num{font-family:'IBM Plex Mono',monospace}
.market-table .ticker-name{font-weight:600;color:var(--navy)}
.gain{color:var(--gain);font-weight:600}
.loss{color:var(--loss);font-weight:600}

/* Service rows */
.service-row{display:grid;grid-template-columns:auto 1fr auto;gap:24px;align-items:center;padding:24px;border:1px solid var(--border);border-radius:12px;background:var(--card);margin-bottom:12px;transition:border-color .15s}
.service-row:hover{border-color:#cbd5e1}
.service-row .icon{margin:0}
.service-row h3{margin:0 0 4px;font-family:'Inter',sans-serif;font-size:1.1rem}
.service-row p{margin:0;color:var(--muted)}
@media(max-width:720px){.service-row{grid-template-columns:1fr;text-align:left}}

/* 404 / offline */
.notfound{min-height:60vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:48px 24px}
.notfound .big{font-family:'Fraunces',serif;font-size:8rem;color:var(--gold);line-height:1;margin:0}

/* === NEW v2 components === */

/* Crypto dashboard */
.crypto-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px}
.crypto-card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:16px;transition:transform .15s,box-shadow .15s,border-color .15s}
.crypto-card:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(15,23,42,.06);border-color:#cbd5e1}
.cc-head{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.cc-head img{border-radius:50%}
.cc-head strong{font-family:'Inter',sans-serif;font-size:.95rem;color:var(--navy);display:block;line-height:1.1}
.cc-head .small{display:block;font-size:.78rem;margin-top:2px}
.cc-price{font-family:'IBM Plex Mono',monospace;font-size:1.35rem;font-weight:700;color:var(--navy);margin:4px 0}
.cc-spark{margin:6px 0 10px;line-height:0}
.cc-row{display:flex;justify-content:space-between;align-items:center;padding:3px 0;font-size:.85rem}

/* Backtest */
.bt-form{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:24px;display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.bt-form .field{margin:0}
.bt-form button{grid-column:1/-1;justify-self:start}
.bt-form p.small{grid-column:1/-1;margin:0}
@media(max-width:720px){.bt-form{grid-template-columns:1fr}}
.bt-results{margin-top:24px;background:var(--card);border:1px solid var(--border);border-radius:12px;padding:24px}
.bt-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:20px}
.bt-stats div{display:flex;flex-direction:column;gap:2px}
.bt-stats strong{font-family:'IBM Plex Mono',monospace;font-size:1.1rem;color:var(--navy)}
@media(max-width:720px){.bt-stats{grid-template-columns:repeat(2,1fr)}}
.bt-plot{background:var(--surface);padding:12px;border-radius:8px;overflow:hidden}
.plot-legend{display:flex;gap:24px;justify-content:center;font-size:.85rem;color:var(--muted);margin-top:8px}
.plot-legend i{display:inline-block;width:14px;height:3px;border-radius:2px;margin-right:6px;vertical-align:middle}

/* Search */
.search-box{position:relative;max-width:560px;margin:0 auto 32px}
.search-box input{width:100%;padding:14px 20px 14px 48px;border:1px solid var(--border);border-radius:999px;font-size:1rem;font-family:inherit;background:var(--card);color:var(--ink);box-shadow:0 4px 16px rgba(15,23,42,.04)}
.search-box input:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(201,162,39,.18)}
.search-box::before{content:"\1F50D";position:absolute;left:18px;top:50%;transform:translateY(-50%);opacity:.5}
.search-list{list-style:none;padding:0;margin:24px 0;display:grid;gap:12px}
.search-list a{display:block;padding:18px;border:1px solid var(--border);border-radius:10px;background:var(--card);text-decoration:none;color:inherit;transition:border-color .15s,transform .15s}
.search-list a:hover{border-color:var(--navy);transform:translateX(2px)}
.search-list strong{display:block;color:var(--navy);font-size:1.05rem;margin-bottom:2px}
.search-list .small{color:var(--muted)}
.search-list p{margin:6px 0 0;color:var(--muted);font-size:.92rem}

/* FAQ accordion */
.faq{max-width:760px;margin:0 auto}
.faq details{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:18px 22px;margin-bottom:10px;transition:border-color .15s}
.faq details[open]{border-color:var(--navy)}
.faq summary{cursor:pointer;font-weight:600;color:var(--navy);font-size:1.02rem;list-style:none;display:flex;justify-content:space-between;align-items:center}
.faq summary::after{content:"+";font-size:1.4rem;color:var(--gold);font-weight:400;transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq summary::-webkit-details-marker{display:none}
.faq details p{margin:14px 0 0;color:var(--muted)}

/* PWA install button */
.install-prompt{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:var(--navy);color:#fff;padding:12px 20px;border-radius:999px;box-shadow:0 8px 24px rgba(11,31,58,.3);display:none;align-items:center;gap:14px;z-index:90;font-size:.9rem}
.install-prompt.show{display:flex}
.install-prompt button{background:var(--gold);color:var(--navy);border:0;padding:6px 14px;border-radius:999px;font-weight:600;cursor:pointer;font-family:inherit}
.install-prompt .close{background:transparent;color:rgba(255,255,255,.6);padding:0;font-size:1.2rem}