:root {
  --vault: #0B0E14;
  --vault-2: #121722;
  --vault-3: #1A2130;
  --gold: #E8B14A;
  --gold-deep: #A9761E;
  --bone: #F5EFE3;
  --muted: #A8A296;
  --line: rgba(232, 177, 74, .22);
  --serif: "Cinzel", Georgia, serif;
  --sans: "Montserrat", "Helvetica Neue", Arial, sans-serif;
  --tamil: "Noto Serif Tamil", "Noto Sans Tamil", serif;
  --r: 14px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--vault); color: var(--bone); font: 400 16px/1.65 var(--sans); -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: var(--gold); }
.wrap { width: min(1160px, 100% - 32px); margin-inline: auto; }
h1, h2, h3 { font-family: var(--serif); font-weight: 700; line-height: 1.15; margin: 0 0 16px; letter-spacing: .01em; }
h2 { font-size: clamp(28px, 4vw, 40px); }
.eyebrow { margin: 0 0 10px; font: 700 12px var(--sans); letter-spacing: .22em; text-transform: uppercase; color: var(--gold); }
.muted { color: var(--muted); }
.fine { font-size: 13px; color: var(--muted); margin: 10px 0 0; }
.label { display: block; font: 600 12px var(--sans); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); margin-bottom: 8px; }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 24px; border-radius: 999px;
  font: 700 14px var(--sans); letter-spacing: .06em; text-transform: uppercase; text-decoration: none; transition: transform .15s ease, background .2s ease, color .2s ease; }
.btn:hover { transform: translateY(-1px); }
.btn-gold { background: linear-gradient(180deg, #F2C66B, var(--gold) 55%, #C9922F); color: #1A1206; box-shadow: 0 6px 24px rgba(232,177,74,.25); }
.btn-line { border: 1.5px solid var(--gold); color: var(--gold); }
.btn-line:hover { background: var(--gold); color: var(--vault); }
.btn.sm { min-height: 40px; padding: 0 18px; font-size: 12px; }
.btn.block { width: 100%; margin-top: 18px; }

/* Ticker + header */
.ticker { background: #07090D; border-bottom: 1px solid var(--line); font-size: 12px; color: var(--muted); letter-spacing: .04em; }
.ticker .wrap { display: flex; justify-content: space-between; gap: 12px; padding: 8px 0; flex-wrap: wrap; }
.live i { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: #4CC38A; margin-right: 6px; animation: pulse 2s infinite; vertical-align: middle; }
.live b { color: var(--bone); }
@keyframes pulse { 50% { opacity: .3; } }
.header { position: sticky; top: 0; z-index: 20; background: rgba(11,14,20,.88); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.header .wrap { display: flex; align-items: center; gap: 24px; height: 72px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; margin-right: auto; }
.brand img { height: 52px; width: auto; }
.brand span { display: flex; flex-direction: column; line-height: 1; color: var(--gold); font-family: var(--serif); }
.brand b { font-size: 22px; letter-spacing: .12em; }
.brand small { font-size: 11px; letter-spacing: .5em; margin-top: 4px; }
.nav { display: flex; gap: 26px; }
.nav a { color: var(--bone); text-decoration: none; font-weight: 500; font-size: 14px; opacity: .85; }
.nav a:hover { color: var(--gold); opacity: 1; }

/* Hero */
.hero { position: relative; overflow: hidden; padding: 72px 0 80px; }
.hero-bg { position: absolute; inset: 0; background: url(/img/hero.jpg) center/cover no-repeat; opacity: .38; }
.hero-bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, var(--vault) 25%, rgba(11,14,20,.55) 70%, rgba(11,14,20,.8)), linear-gradient(0deg, var(--vault), transparent 40%); }
.hero-grid { position: relative; display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: center; }
.hero h1 { font-size: clamp(36px, 5.4vw, 62px); }
.hero h1 em { font-style: normal; color: var(--gold); }
.hero .ta { font: 500 18px var(--tamil); color: var(--gold); margin: 0 0 18px; }
.lede { font-size: 18px; color: #DDD6C8; max-width: 34em; }
.cta { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 28px; }

.rate-card { background: linear-gradient(160deg, rgba(26,33,48,.95), rgba(14,18,26,.95)); border: 1px solid var(--line); border-radius: 20px; padding: 26px; box-shadow: 0 30px 80px rgba(0,0,0,.45), inset 0 1px 0 rgba(255,255,255,.04); }
.rate-head { display: flex; justify-content: space-between; align-items: baseline; border-bottom: 1px solid var(--line); padding-bottom: 12px; margin-bottom: 4px; }
.rate-head h2 { font-size: 22px; margin: 0; color: var(--gold); }
.per { font-size: 12px; color: var(--muted); letter-spacing: .1em; text-transform: uppercase; }
.rates { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
.rates th, .rates td { padding: 14px 6px; text-align: right; border-bottom: 1px solid rgba(255,255,255,.06); }
.rates thead th { font: 600 11px var(--sans); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); padding-top: 12px; }
.rates th[scope=row], .rates thead th:first-child { text-align: left; }
.rates th[scope=row] { font: 700 20px var(--serif); }
.rates th small { font: 500 12px var(--sans); color: var(--muted); margin-left: 6px; }
.rates td { font-weight: 600; font-size: 17px; }
.rates td.hi { color: var(--gold); font-size: 19px; font-weight: 800; }
.rates .chg { font-size: 12px; color: var(--muted); }
.sov { display: flex; justify-content: space-between; gap: 12px; padding: 14px 6px 4px; font-size: 14px; color: var(--muted); }
.sov b { color: var(--bone); font-size: 18px; }
.pending { margin: 14px 0 0; padding: 12px 14px; border-radius: 10px; background: rgba(232,177,74,.08); border: 1px solid var(--line); font-size: 14px; }

/* Trust strip */
.trust { border-block: 1px solid var(--line); background: var(--vault-2); }
.trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.trust-grid div { padding: 22px 18px; display: flex; flex-direction: column; gap: 2px; border-left: 1px solid var(--line); }
.trust-grid div:first-child { border-left: 0; }
.trust b { color: var(--gold); font-family: var(--serif); font-size: 16px; }
.trust span { font-size: 13px; color: var(--muted); }

/* Sections */
.section { padding: 96px 0; }
.section.alt { background: var(--vault-2); }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.photo { margin: 0; border-radius: var(--r); overflow: hidden; border: 1px solid var(--line); box-shadow: 0 24px 60px rgba(0,0,0,.4); }
.photo img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.steps { list-style: none; padding: 0; margin: 24px 0 30px; display: grid; gap: 18px; }
.steps li { display: grid; grid-template-columns: 44px 1fr; gap: 16px; }
.steps li > span { width: 44px; height: 44px; border-radius: 50%; border: 1.5px solid var(--gold); color: var(--gold); display: grid; place-items: center; font: 700 18px var(--serif); }
.steps b { display: block; color: var(--bone); font-size: 17px; }
.steps div { color: #CFC8BA; }
.ticks { padding: 0; list-style: none; margin: 18px 0 28px; }
.ticks li { padding-left: 28px; position: relative; margin: 8px 0; }
.ticks li::before { content: ""; position: absolute; left: 0; top: 9px; width: 14px; height: 8px; border-left: 2px solid var(--gold); border-bottom: 2px solid var(--gold); transform: rotate(-45deg); }

/* Calculator */
.calc { background: var(--vault-3); border: 1px solid var(--line); border-radius: 20px; padding: 28px; }
.calc input { width: 100%; height: 54px; border-radius: 12px; border: 1px solid rgba(255,255,255,.14); background: var(--vault); color: var(--bone); font: 700 20px var(--sans); padding: 0 16px; margin-bottom: 20px; }
.calc input:focus { border-color: var(--gold); outline: none; }
.purity { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.purity button { height: 46px; border-radius: 10px; border: 1px solid rgba(255,255,255,.14); background: transparent; color: var(--bone); font: 700 15px var(--sans); cursor: pointer; }
.purity button[aria-pressed=true] { background: var(--gold); color: var(--vault); border-color: var(--gold); }
.estimate-box { margin-top: 22px; padding: 18px; border-radius: 14px; background: var(--vault); border: 1px dashed var(--line); text-align: center; }
.estimate-box output { display: block; font: 700 clamp(32px, 5vw, 44px) var(--serif); color: var(--gold); }

/* Market */
.market-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 12px; }
.mini { width: 100%; border-collapse: collapse; background: var(--vault-3); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; font-variant-numeric: tabular-nums; }
.mini th, .mini td { padding: 12px 16px; text-align: left; border-bottom: 1px solid rgba(255,255,255,.06); }
.mini th { font: 600 11px var(--sans); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.mini td + td, .mini th + th { text-align: right; }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 1.1fr 1fr 1fr; gap: 40px; align-items: start; }
.addr { font-size: 18px; }
.numbers { display: grid; gap: 14px; }
.num { display: block; padding: 18px 22px; border-radius: var(--r); border: 1px solid var(--line); background: var(--vault-2); text-decoration: none; transition: border-color .2s; }
.num:hover { border-color: var(--gold); }
.num span { display: block; font: 600 11px var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.num b { font: 700 26px var(--serif); color: var(--gold); }
.safety { padding: 20px 22px; border-radius: var(--r); border: 1px solid rgba(196,57,46,.45); background: rgba(196,57,46,.07); }
.safety b { color: var(--bone); }
.safety p { margin: 6px 0 0; font-size: 14px; color: #CFC8BA; }

/* Footer */
.footer { border-top: 1px solid var(--line); padding: 48px 0 40px; text-align: center; color: var(--muted); font-size: 14px; background: #07090D; }
.footer img { width: 240px; height: auto; margin: 0 auto 18px; }
.footer p { margin: 4px 0; }

.actionbar { display: none; }

@media (max-width: 960px) {
  .nav { display: none; }
  .hero { padding: 40px 0 56px; }
  .hero-grid, .split, .contact-grid { grid-template-columns: 1fr; gap: 36px; }
  .split.rev > :first-child { order: 0; }
  .trust-grid { grid-template-columns: 1fr 1fr; }
  .trust-grid div:nth-child(3) { border-left: 0; }
  .trust-grid div:nth-child(n+3) { border-top: 1px solid var(--line); }
  .section { padding: 64px 0; }
  .market-grid { grid-template-columns: 1fr; }
  body { padding-bottom: 72px; }
  .actionbar { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; position: fixed; left: 0; right: 0; bottom: 0; z-index: 30;
    padding: 10px 16px calc(10px + env(safe-area-inset-bottom)); background: rgba(7,9,13,.96); border-top: 1px solid var(--line); }
  .actionbar a { display: grid; place-items: center; height: 48px; border-radius: 999px; font: 800 14px var(--sans); letter-spacing: .08em; text-transform: uppercase; text-decoration: none; border: 1.5px solid var(--gold); color: var(--gold); }
  .actionbar a + a { background: var(--gold); color: var(--vault); }
}
@media (max-width: 520px) {
  .header .btn { display: none; }
  .header .wrap { height: 64px; }
  .brand img { height: 44px; }
  .rate-card { padding: 18px 14px; }
  .rates th, .rates td { padding: 12px 3px; }
  .rates .chg, .rates .chg-h { display: none; }
  .rates th[scope=row] { font-size: 17px; }
  .rates th small { display: block; margin: 2px 0 0; }
  .cta .btn { flex: 1 1 100%; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .live i { animation: none; } .btn:hover { transform: none; } }
@media print { .actionbar, .header .btn, .hero-bg, .live i { display: none; } body { background: #fff; color: #000; } }