/* ==========================================================================
   1. Variables & Reset
   ========================================================================== */
:root {
  --p: #58d7f7;
  --pl: #8ae5fb;
  --a: #7c7ff2;
  --bg: #0d111c;
  --bg2: #111725;
  --c1: rgba(24, 31, 48, 0.88);
  --c2: rgba(31, 40, 61, 0.94);
  --inp: rgba(255, 255, 255, 0.045);
  --t: #f3f6fb;
  --mt: #8e99ad;
  --lt: #b3bed0;
  --bd: rgba(185, 205, 235, 0.1);
  --bdl: rgba(185, 205, 235, 0.2);
  --gd: linear-gradient(135deg, #55d9f5 0%, #7880f2 100%);
  --sh: 0 18px 55px rgba(2, 6, 18, 0.32);
  --wb: rgba(245, 158, 11, 0.12);
  --wbb: rgba(245, 158, 11, 0.25);
  --wt: #f59e0b;
  --st: #10b981;
  --bl: #3b82f6;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; scroll-padding-top: 80px; }
body {
  background:
    radial-gradient(circle at 12% 8%, rgba(55, 174, 214, .11), transparent 28rem),
    radial-gradient(circle at 88% 24%, rgba(102, 92, 220, .09), transparent 30rem),
    var(--bg);
  color: var(--t);
  line-height: 1.7;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  overflow-x: hidden;
  min-height: 100vh;
}
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,.012), transparent 42%);
  pointer-events: none;
  z-index: -1;
}
svg { display: inline-block; vertical-align: middle; flex-shrink: 0; }
a { text-decoration: none; color: inherit; }
img { max-width: 100%; height: auto; }

/* ==========================================================================
   2. Animations
   ========================================================================== */
@keyframes _pl { 0%, 100% { opacity: .4; } 50% { opacity: .8; } }
@keyframes _su { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }
@keyframes _si { from { opacity: 0; transform: translateX(12px); } to { opacity: 1; transform: translateX(0); } }
@keyframes _reveal { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: translateY(0); } }

/* ==========================================================================
   3. Layout & Header
   ========================================================================== */
.header { position: sticky; top: 0; z-index: 100; background: rgba(13, 17, 28, 0.82); backdrop-filter: blur(22px) saturate(130%); border-bottom: 1px solid rgba(185, 205, 235, .08); }
.nav-container { display: flex; justify-content: space-between; align-items: center; max-width: 1360px; margin: 0 auto; padding: 15px 24px; }
.logo { display: flex; align-items: center; transition: opacity .3s; }
.logo:hover { opacity: .85; }
.logo-icon { width: 40px; height: 40px; display: grid; place-items: center; margin-right: 10px; flex-shrink: 0; }
.logo-icon img { display: block; width: 100%; height: 100%; object-fit: contain; }
.logo-text { font-size: 1.4rem; font-weight: 800; background: var(--gd); -webkit-background-clip: text; -webkit-text-fill-color: transparent; letter-spacing: -.01em; }
.logo-domain { font-size: 1.4rem; font-weight: 700; color: var(--mt); }

.nav-links { display: flex; gap: 32px; }
.nav-links a { color: var(--lt); font-weight: 600; transition: color .25s, opacity .25s; font-size: 1.02rem; }
.nav-links a:hover { color: var(--p); }

.lang-selector { position: relative; }
.lang-btn { background: var(--c1); border: 1px solid var(--bdl); color: var(--t); padding: 8px 14px; border-radius: 10px; cursor: pointer; display: flex; align-items: center; gap: 8px; transition: all .3s; font: inherit; font-weight: 600; font-size: .95rem; }
.lang-btn:hover { background: var(--c2); border-color: var(--p); }
.lang-dropdown { position: absolute; top: calc(100% + 10px); right: 0; background: var(--c1); border: 1px solid var(--bdl); border-radius: 14px; width: 200px; max-height: 500px; overflow-y: auto; display: none; flex-direction: column; box-shadow: var(--sh); z-index: 101; }
.lang-dropdown.active { display: flex; }
.lang-option { padding: 11px 16px; color: var(--mt); display: flex; align-items: center; gap: 10px; transition: all .2s; font-size: .92rem; }
.lang-option:hover { background: var(--c2); color: var(--t); padding-left: 20px; }
.lang-option.active { color: var(--p); font-weight: 700; background: rgba(0, 212, 255, 0.08); }
.lang-option.active::after { content: '✓'; margin-left: auto; font-size: .85rem; color: var(--p); }

/* ==========================================================================
   4. Hero Section
   ========================================================================== */
.hero { padding: 72px 20px 68px; text-align: center; max-width: 960px; margin: 0 auto; display: flex; flex-direction: column; align-items: center; animation: _reveal .65s cubic-bezier(.2,.75,.25,1) both; }
.hero h1 { font-size: clamp(2.3rem, 5.5vw, 3.35rem); margin-bottom: 22px; line-height: 1.22; font-weight: 800; letter-spacing: -.035em; }
.hero h1 span { background: var(--gd); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.hero-desc { color: #dce4f0; font-size: 1.12rem; line-height: 1.85; margin-bottom: 12px; font-weight: 400; max-width: 720px; }
.hero-audience { color: var(--mt); font-size: 1rem; max-width: 620px; margin: 0 auto 34px; font-weight: 400; }
.hero-actions { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; }
.hero-cta { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-width: 176px; padding: 14px 28px; background: var(--gd); color: #fff; font-weight: 650; font-size: 1rem; border-radius: 13px; transition: transform .25s, box-shadow .25s, filter .25s; box-shadow: 0 10px 28px rgba(55, 168, 220, .16); }
.hero-cta:hover { filter: brightness(1.06); transform: translateY(-2px); box-shadow: 0 14px 34px rgba(55, 168, 220, .23); }
.hero-cta svg { width: 18px; height: 18px; }
.hero-cta-secondary { background: rgba(255, 255, 255, .06); border: 1px solid var(--bdl); color: var(--t); }
.hero-cta-secondary:hover { background: rgba(255, 255, 255, .11); border-color: var(--p); }

/* ==========================================================================
   5. Main Layout & Cards
   ========================================================================== */
.main-layout { max-width: 1360px; margin: 0 auto; padding: 0 24px 84px; display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 32px; align-items: start; }
main { min-width: 0; }

.section-card { background: var(--c1); border: 1px solid var(--bd); border-radius: 22px; padding: 40px 36px; margin-bottom: 32px; box-shadow: 0 14px 44px rgba(2, 6, 18, 0.2); position: relative; overflow: hidden; backdrop-filter: blur(12px); }
.section-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--gd); opacity: .7; }

.service-cards { display: flex; flex-direction: column; gap: 32px; margin-bottom: 32px; }
.service-cards > .section-card { margin-bottom: 0; }
.service-card { background: var(--c1); border: 1px solid var(--bd); border-radius: 22px; padding: 36px; transition: border-color .3s, box-shadow .3s, transform .3s; position: relative; overflow: hidden; box-shadow: 0 16px 48px rgba(2, 6, 18, 0.23); backdrop-filter: blur(12px); }
.service-card:hover { border-color: rgba(88, 215, 247, .24); transform: translateY(-2px); box-shadow: 0 22px 60px rgba(2, 6, 18, 0.3); }
.service-card.highlight { border-top: 2px solid rgba(88, 215, 247, .75); }

.card-header { display: flex; align-items: center; gap: 20px; margin-bottom: 32px; }
.card-icon { width: 62px; height: 62px; background: linear-gradient(145deg, rgba(88,215,247,.12), rgba(124,127,242,.09)); border-radius: 18px; display: grid; place-items: center; font-size: 1.9rem; border: 1px solid rgba(88,215,247,.14); flex-shrink: 0; }
.card-title h2, .card-title h3 { font-size: 1.55rem; margin-bottom: 6px; font-weight: 700; letter-spacing: 0; }
.card-title p { color: var(--st); font-size: .95rem; font-weight: 500; }

/* ==========================================================================
   6. Pricing, Address & Alerts
   ========================================================================== */
.price-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 14px; margin-bottom: 24px; }
.price-item { background: var(--inp); border: 1px solid var(--bd); border-radius: 16px; padding: 22px; text-align: center; transition: border-color .25s, background .25s, transform .25s; }
.price-item:hover { border-color: rgba(88,215,247,.35); background: rgba(88,215,247,.055); transform: translateY(-1px); }
.price-value { font-size: 1.25rem; font-weight: 700; margin-bottom: 6px; }
.price-value span { background: var(--gd); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.price-note { font-size: .85rem; color: var(--mt); }

.address-box { background: rgba(7, 11, 22, .34); border: 1px solid var(--bd); border-radius: 16px; padding: 22px; margin-bottom: 22px; }
.address-label { color: var(--lt); font-size: .95rem; margin-bottom: 14px; display: flex; align-items: center; justify-content: center; gap: 8px; font-weight: 600; }
.address-text {
  background: rgba(0, 0, 0, 0.25);
  padding: 20px 16px;
  border-radius: 12px;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: clamp(1.1rem, 3vw, 1.3rem);
  font-weight: 600;
  color: var(--p);
  cursor: pointer;
  border: 1px solid var(--bd);
  word-break: break-all;
  text-align: center;
  transition: all .3s;
  user-select: all;
  letter-spacing: 0.02em;
}
.address-text:hover, .address-text:focus { border-color: var(--p); outline: none; background: rgba(0, 0, 0, 0.35); }
.copy-prompt { font-size: .85rem; color: var(--mt); margin-top: 10px; text-align: center; display: flex; align-items: center; justify-content: center; gap: 5px; }
.validity-note { margin-top: 12px; color: var(--lt); text-align: center; font-size: .92rem; }
.copy-address-btn { width: 100%; margin-top: 12px; padding: 11px 16px; border: 1px solid rgba(0, 212, 255, .35); border-radius: 10px; background: rgba(0, 212, 255, .1); color: var(--p); font: inherit; font-weight: 700; cursor: pointer; transition: all .3s; }
.copy-address-btn:hover { background: rgba(88, 215, 247, .17); border-color: var(--p); transform: translateY(-1px); }
.exchange-meta { display: grid; margin-bottom: 24px; padding: 8px 20px; background: var(--inp); border: 1px solid var(--bd); border-radius: 14px; }
.exchange-meta-row { display: flex; justify-content: space-between; gap: 24px; padding: 10px 0; color: var(--lt); border-bottom: 1px solid var(--bd); }
.exchange-meta-row:last-child { border-bottom: 0; }
.exchange-meta-row strong { color: var(--t); font-weight: 600; }
.exchange-meta-row span { color: var(--p); text-align: right; }

.alert { border-radius: 12px; padding: 16px; display: flex; gap: 12px; align-items: flex-start; margin-bottom: 24px; }
.alert-warning { background: var(--wb); border: 1px solid var(--wbb); }
.alert-warning b { color: var(--wt); }
.alert-warning svg { stroke: var(--wt); }
.alert-info { background: rgba(59, 130, 246, 0.08); border: 1px solid rgba(59, 130, 246, 0.2); }
.alert-info b { color: var(--bl); }
.alert-info svg { stroke: var(--bl); }
.auxiliary-trx { display: block; margin: 0; border-top: 3px solid var(--p); }
.auxiliary-trx > .card-header { margin-bottom: 28px; }
.auxiliary-trx > .alert { margin-bottom: 0; }
.auxiliary-trx > .alert-warning { background: var(--wb); border-color: var(--wbb); }
.alert p { font-size: .95rem; color: var(--lt); line-height: 1.6; }
.alert svg { width: 20px; height: 20px; flex-shrink: 0; margin-top: 2px; }

/* ==========================================================================
   7. Steps & Info Boxes
   ========================================================================== */
.steps { background: rgba(7, 11, 22, .28); border-radius: 16px; padding: 22px; border: 1px solid var(--bd); margin-bottom: 22px; }
.steps-title { color: var(--lt); font-size: .95rem; margin-bottom: 16px; display: flex; align-items: center; gap: 8px; font-weight: 600; }
.steps-title svg { width: 18px; height: 18px; stroke: var(--p); }
.steps-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; }
.step-item { display: flex; gap: 12px; padding: 15px; background: rgba(255, 255, 255, 0.035); border: 1px solid rgba(255,255,255,.035); border-radius: 13px; transition: background .25s, border-color .25s; }
.step-item:hover { background: rgba(88,215,247,.045); border-color: rgba(88,215,247,.12); }
.step-number { width: 28px; height: 28px; background: var(--gd); border-radius: 50%; display: grid; place-items: center; font-size: .85rem; font-weight: 700; flex-shrink: 0; }
.step-heading { font-size: .9rem; color: var(--t); margin-bottom: 4px; font-weight: 600; }
.step-content p { font-size: .85rem; color: var(--mt); line-height: 1.5; }

.info-box { background: linear-gradient(135deg, rgba(88,215,247,.055), rgba(124,127,242,.035)); border-radius: 16px; padding: 22px; border: 1px solid rgba(88,215,247,.13); margin-bottom: 20px; }
.info-box-title { color: var(--lt); font-size: .95rem; margin-bottom: 14px; display: flex; align-items: center; gap: 8px; font-weight: 600; }
.info-box-title svg { width: 18px; height: 18px; stroke: var(--p); }
.info-box-content { color: var(--lt); font-size: .95rem; line-height: 1.8; }
.info-box-content b { color: var(--t); }

/* ==========================================================================
   8. CTA, Stats & Features
   ========================================================================== */
.call-to-action { text-align: center; padding: 44px 32px; background: var(--c1); border-radius: 24px; border: 1px solid var(--bd); margin-bottom: 32px; animation: _su .6s ease; box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25); }
.call-to-action h3 { font-size: 1.65rem; margin-bottom: 12px; font-weight: 700; letter-spacing: -.01em; }
.call-to-action > p { color: var(--lt); margin: 0 auto 24px; font-size: 1.05rem; }
.cta-buttons { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.btn { padding: 14px 28px; border-radius: 14px; font-weight: 600; font-size: 1rem; transition: all .3s; cursor: pointer; border: none; display: inline-flex; align-items: center; gap: 8px; }
.btn svg { width: 18px; height: 18px; }
.btn-primary { background: var(--gd); color: #fff; }
.btn-primary:hover { opacity: .95; transform: translateY(-2px); }
.btn-secondary { background: transparent; border: 2px solid var(--bd); color: var(--t); }
.btn-secondary:hover { background: var(--c2); border-color: var(--p); }

.section-header { text-align: center; margin-bottom: 40px; }
.section-header h2 { font-size: clamp(1.4rem, 4vw, 1.85rem); margin-bottom: 12px; font-weight: 700; letter-spacing: -.01em; }
.section-header > p { color: var(--lt); max-width: 540px; margin: 0 auto; font-size: 1.05rem; line-height: 1.7; }

.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 18px; }
.feature-item { background: var(--inp); border: 1px solid var(--bd); border-radius: 17px; padding: 22px; transition: background .28s, border-color .28s, transform .28s; }
.feature-item:hover { background: rgba(88,215,247,.045); border-color: rgba(88,215,247,.22); transform: translateY(-2px); }
.feature-icon { width: 46px; height: 46px; background: rgba(0, 212, 255, 0.1); border-radius: 14px; display: grid; place-items: center; font-size: 1.3rem; margin-bottom: 14px; }
.feature-title { font-size: 1.05rem; margin-bottom: 8px; font-weight: 700; }
.feature-item p { color: var(--lt); font-size: .9rem; line-height: 1.65; }

.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 20px; }
.stat-item {
  text-align: center;
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.06), rgba(99, 102, 241, 0.04));
  border: 1px solid rgba(0, 212, 255, 0.15);
  border-radius: 16px;
  padding: 24px 16px;
  transition: all .3s;
  position: relative;
  overflow: hidden;
}
.stat-item:hover {
  border-color: var(--p);
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.1), rgba(99, 102, 241, 0.07));
  transform: translateY(-2px);
}
.stat-value { font-size: 2.2rem; font-weight: 800; background: var(--gd); -webkit-background-clip: text; -webkit-text-fill-color: transparent; margin-bottom: 4px; line-height: 1.2; }
.stat-label { color: var(--lt); font-size: 1rem; font-weight: 500; }

/* ==========================================================================
   9. FAQ Section
   ========================================================================== */
.faq-list { display: flex; flex-direction: column; gap: 10px; }
.faq-item { background: rgba(255,255,255,.03); border: 1px solid var(--bd); border-radius: 14px; overflow: hidden; transition: border-color .25s, background .25s; }
.faq-item:hover { border-color: var(--bdl); }
.faq-question { padding: 18px 20px; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 16px; transition: background .3s; }
.faq-question:hover { background: rgba(255, 255, 255, 0.03); }
.faq-question-title { font-size: 1rem; font-weight: 600; }
.faq-icon { width: 20px; height: 20px; flex-shrink: 0; transition: transform .3s; stroke: var(--p); }
.faq-item.active .faq-icon { transform: rotate(180deg); }
.faq-answer { padding: 0 20px; max-height: 0; overflow: hidden; transition: all .4s ease; }
.faq-item.active { background: rgba(88,215,247,.035); border-color: rgba(88,215,247,.18); }
.faq-item.active .faq-answer { padding: 0 20px 22px; max-height: 600px; }
.faq-answer p { color: var(--lt); font-size: .92rem; line-height: 1.8; }

/* ==========================================================================
   10. Sidebar
   ========================================================================== */
.sidebar { position: sticky; top: 80px; display: flex; flex-direction: column; gap: 18px; animation: _si .5s ease .2s both; }
.sidebar-card { background: rgba(24,31,48,.78); border: 1px solid var(--bd); border-radius: 19px; padding: 22px; transition: border-color .3s, background .3s, transform .3s; position: relative; overflow: hidden; box-shadow: 0 12px 38px rgba(2, 6, 18, .2); backdrop-filter: blur(12px); }
.sidebar-card:hover { background: rgba(28,37,56,.9); border-color: var(--bdl); transform: translateY(-1px); }
.sidebar-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: var(--gd); opacity: 0; transition: opacity .3s; }
.sidebar-card:hover::before { opacity: 1; }
.sidebar-title { font-size: 1.1rem; font-weight: 700; margin-bottom: 16px; display: flex; align-items: center; gap: 10px; letter-spacing: -.01em; }
.sidebar-title span { font-size: 1.25rem; }

.price-card { background: linear-gradient(135deg, rgba(0, 212, 255, 0.08), var(--c1)); border-color: rgba(0, 212, 255, 0.2); }
.price-card:hover { border-color: rgba(0, 212, 255, 0.35); }
.price-row { display: flex; justify-content: space-between; align-items: center; padding: 10px 0; border-bottom: 1px solid var(--bd); }
.price-row:last-child { border: none; }
.price-label { color: var(--mt); font-size: .9rem; font-weight: 500; }
.price-stat { font-weight: 700; font-size: 1.05rem; color: var(--st); }
.price-up { color: var(--st); }
.price-down { color: var(--p); }
.price-time { font-size: .78rem; color: var(--mt); text-align: center; margin-top: 10px; }
.live-dot { width: 9px; height: 9px; background: var(--st); border-radius: 50%; animation: _pl 1.5s infinite; display: inline-block; }

.tx-list { display: flex; flex-direction: column; gap: 10px; max-height: 220px; overflow: hidden; }
.tx-item { display: flex; justify-content: space-between; align-items: center; padding: 10px 12px; background: var(--inp); border-radius: 10px; font-size: .88rem; transition: all .3s; }
.tx-type { color: var(--p); font-weight: 600; }
.tx-amount { color: var(--st); font-weight: 600; }
.tx-time { color: var(--mt); font-size: .78rem; }

.security-card { background: linear-gradient(135deg, rgba(16, 185, 129, 0.08), var(--c1)); border-color: rgba(16, 185, 129, 0.2); }
.security-card:hover { border-color: rgba(16, 185, 129, 0.35); }
.security-list { display: flex; flex-direction: column; gap: 10px; }
.security-item { display: flex; align-items: flex-start; gap: 10px; font-size: .9rem; color: var(--lt); line-height: 1.6; }
.security-item svg { width: 18px; height: 18px; stroke: var(--st); flex-shrink: 0; margin-top: 2px; }

/* ==========================================================================
   11. Footer & Toast
   ========================================================================== */
.footer { border-top: 1px solid var(--bd); padding: 52px 0 30px; background: linear-gradient(180deg, rgba(17,23,37,.82), var(--bg2)); margin-top: 0; }
.footer-content { max-width: 1360px; margin: 0 auto; padding: 0 20px; display: grid; grid-template-columns: 2.5fr 1fr; gap: 40px; margin-bottom: 35px; }
.footer-brand-title { font-size: 1.35rem; margin-bottom: 14px; font-weight: 900; letter-spacing: -.02em; }
.footer-brand > p { color: var(--mt); font-size: .92rem; line-height: 1.75; margin-bottom: 18px; }
.footer-links-title { color: var(--t); margin-bottom: 18px; font-size: 1.05rem; font-weight: 700; }
.footer-links ul { list-style: none; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { color: var(--mt); font-size: .95rem; transition: color .3s; }
.footer-links a:hover { color: var(--p); }
.footer-bottom { max-width: 1360px; margin: 0 auto; padding: 0 20px; text-align: center; padding-top: 28px; border-top: 1px solid var(--bd); }
.footer-bottom p { color: var(--mt); font-size: .88rem; }

.toast { position: fixed; bottom: 28px; left: 50%; transform: translate(-50%, 150px); opacity: 0; visibility: hidden; background: var(--c1); border: 1px solid var(--p); color: var(--t); padding: 14px 28px; border-radius: 16px; backdrop-filter: blur(20px); z-index: 999; display: flex; align-items: center; gap: 10px; transition: all .4s; width: max-content; max-width: 90vw; box-shadow: var(--sh); font-weight: 600; font-size: 1rem; }
.toast.show { opacity: 1; visibility: visible; transform: translate(-50%, 0); }
.toast svg { width: 20px; height: 20px; stroke: var(--p); flex-shrink: 0; }

/* ==========================================================================
   12. Responsive Media Queries
   ========================================================================== */
@media (max-width: 1024px) {
  .main-layout { grid-template-columns: 1fr; }
  .sidebar { position: static; display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 18px; animation: none; }
  .section-card { padding: 28px 24px; }
  .desktop-only { display: none; }
}
@media (max-width: 768px) {
  .nav-container { padding: 12px 16px; }
  .nav-links { display: none; }
  .footer-content { grid-template-columns: 1fr; gap: 30px; padding: 0 16px; }
  .sidebar { grid-template-columns: 1fr; }
  .hero { padding: 52px 16px 48px; }
  .hero h1 { font-size: clamp(2rem, 10vw, 2.65rem); }
  .service-card, .auxiliary-trx { padding: 24px 18px; }
  .card-header { gap: 14px; align-items: flex-start; }
  .card-icon { width: 56px; height: 56px; font-size: 1.6rem; }
  .card-title h2, .card-title h3 { font-size: 1.3rem; }
  .card-title p { font-size: .9rem; line-height: 1.6; }
  .price-grid, .features-grid, .stats-grid { grid-template-columns: 1fr; }
  .exchange-meta-row { gap: 16px; }
  .address-text { padding: 16px 10px; font-size: .98rem; }
  .hero-actions { width: 100%; padding: 0 20px; }
  .hero-cta { width: 100%; }
  .section-card { padding: 28px 18px; border-radius: 19px; }
  .main-layout { padding-left: 12px; padding-right: 12px; }
  .stat-value { font-size: 1.8rem; }
  .stat-item { padding: 20px 12px; }
}
@media (min-width: 1025px) {
  .nav-container { padding: 15px 24px; }
  .service-card { padding: 36px; }
  .section-card { padding: 40px 36px; }
}

@media (prefers-reduced-motion: no-preference) {
  main > section { animation: _reveal .55s cubic-bezier(.2,.75,.25,1) both; }
  main > section:nth-child(2) { animation-delay: .08s; }
  main > section:nth-child(3) { animation-delay: .14s; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}