/* ============================================================
   ChadCoin — DEEP NAVY theme (logo color) · Montserrat type
   bg #0D1525 (logo navy) · accent ice-cyan #3AD3E9 (mountains)
   ============================================================ */

:root{
  /* Surfaces — logo navy */
  --bg:        #0C1322;
  --bg-2:      #0F1A2E;
  --surface:   #13203A;
  --surface-2: #182843;
  --elevated:  #1D3050;

  /* Lines */
  --line:   rgba(150,196,230,0.10);
  --line-2: rgba(150,196,230,0.18);

  /* Text — icy */
  --ink:   #EAF3FB;
  --muted: #9FB4C7;
  --faint: #61788E;

  /* Accent — ice cyan (from logo mountains) */
  --btc:        #3AD3E9;
  --btc-bright: #6FE6F5;
  --btc-deep:   #5CDDF0;   /* readable cyan on navy */
  --btc-soft:   rgba(58,211,233,0.13);

  /* Bitcoin orange — only on the literal sats coin */
  --orange: #F7931A;

  /* Solana accents (sparing) */
  --sol-green:  #14F195;
  --sol-purple: #9945FF;

  /* States */
  --success: #2FD382;
  --success-soft: rgba(47,211,130,0.14);

  --radius:    18px;
  --radius-lg: 26px;
  --radius-sm: 12px;

  --maxw: 1200px;

  --shadow-card: inset 0 1px 0 rgba(255,255,255,0.04), 0 24px 60px -28px rgba(0,0,0,0.8);
  --shadow-pop:  0 44px 110px -34px rgba(0,0,0,0.85);
  --glow-btc:    inset 0 1px 0 rgba(255,255,255,0.35), 0 14px 40px -10px rgba(58,211,233,0.5);

  --ease: cubic-bezier(.22,.61,.36,1);
}

*{ box-sizing:border-box; }
html,body{ margin:0; padding:0; }
html{ scroll-behavior:smooth; }
body{
  color:var(--ink);
  background:
    radial-gradient(125% 85% at 50% -12%, #15264a 0%, #0d1828 44%, #080d18 100%) no-repeat;
  background-color:#080d18;
  background-attachment:fixed;
  font-family:"Montserrat", system-ui, sans-serif;
  font-size:16px;
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
::selection{ background:var(--btc); color:#06141c; }

a{ color:inherit; text-decoration:none; }
button{ font-family:inherit; cursor:pointer; border:none; background:none; color:inherit; }
img{ display:block; max-width:100%; }

.mono{ font-family:"Montserrat", sans-serif; font-variant-numeric:tabular-nums; letter-spacing:0; }
.display{ font-family:"Montserrat", sans-serif; }

/* ---------- Layout ---------- */
.wrap{ width:100%; max-width:var(--maxw); margin:0 auto; padding:0 24px; }
.section{ position:relative; padding:96px 0; }
.section-tight{ padding:64px 0; }

@media (max-width:720px){
  .section{ padding:64px 0; }
  .wrap{ padding:0 18px; }
}

/* ---------- Eyebrow ---------- */
.eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-size:12.5px; font-weight:700; letter-spacing:.06em;
  color:var(--btc-deep); text-transform:uppercase;
  padding:7px 13px; border-radius:999px;
  background:var(--btc-soft); border:1px solid rgba(58,211,233,0.26);
}
.eyebrow.neutral{ color:var(--muted); background:rgba(255,255,255,0.04); border-color:var(--line); }

/* ---------- Headings ---------- */
.h-display{
  font-family:"Montserrat", sans-serif;
  font-weight:800; line-height:1.04; letter-spacing:-0.02em;
  font-size:clamp(38px, 6vw, 74px);
  margin:0; color:var(--ink);
}
.h-sec{
  font-family:"Montserrat", sans-serif;
  font-weight:700; line-height:1.08; letter-spacing:-0.015em;
  font-size:clamp(28px, 4vw, 48px);
  margin:0;
}
.lead{
  font-size:clamp(16px,1.6vw,19px); color:var(--muted);
  max-width:54ch; line-height:1.6; margin:0; font-weight:400;
}
.text-btc{ color:var(--btc-deep); }
.italic-em{ font-style:italic; font-weight:700; }

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:10px;
  font-weight:600; font-size:15px; letter-spacing:.005em;
  padding:14px 22px; border-radius:14px;
  transition:transform .18s var(--ease), box-shadow .25s var(--ease), background .2s, border-color .2s, color .2s;
  white-space:nowrap;
}
.btn:active{ transform:translateY(1px) scale(.99); }
.btn-primary{
  background:linear-gradient(180deg, var(--btc-bright), var(--btc));
  color:#06141c; box-shadow:var(--glow-btc); font-weight:700;
}
.btn-primary:hover{ box-shadow:inset 0 1px 0 rgba(255,255,255,0.4), 0 18px 48px -10px rgba(58,211,233,0.65); transform:translateY(-1px); }
.btn-ghost{
  background:rgba(255,255,255,0.04); color:var(--ink);
  border:1px solid var(--line-2);
}
.btn-ghost:hover{ background:rgba(255,255,255,0.08); border-color:rgba(150,196,230,0.3); }
.btn-lg{ padding:17px 28px; font-size:16px; border-radius:15px; }
.btn-block{ width:100%; }
.btn:disabled{ opacity:.45; cursor:not-allowed; box-shadow:none; }

/* ---------- Cards ---------- */
.card{
  background:linear-gradient(180deg, rgba(255,255,255,0.045), rgba(255,255,255,0.015));
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-card);
}

/* ============================================================
   NAV
   ============================================================ */
.nav{
  position:fixed; top:0; left:0; right:0; z-index:60;
  transition:background .3s, border-color .3s, backdrop-filter .3s;
  border-bottom:1px solid transparent;
}
.nav.scrolled{
  background:rgba(10,16,28,0.72);
  backdrop-filter:blur(18px) saturate(1.4);
  border-bottom:1px solid var(--line);
}
.nav-inner{ display:flex; align-items:center; justify-content:space-between; height:70px; }
.nav-links{ display:flex; align-items:center; gap:30px; }
.nav-links a{ color:var(--muted); font-size:14.5px; font-weight:500; transition:color .2s; }
.nav-links a:hover{ color:var(--ink); }
.brand{ display:flex; align-items:center; gap:11px; font-weight:800; font-size:18px; letter-spacing:-0.01em; }

.nav-right{ display:flex; align-items:center; gap:12px; }

.addr-chip{
  display:inline-flex; align-items:center; gap:10px;
  padding:8px 13px 8px 9px; border-radius:12px;
  background:rgba(255,255,255,0.05); border:1px solid var(--line-2);
  font-size:13.5px; font-weight:600; transition:border-color .2s, background .2s;
}
.addr-chip:hover{ border-color:rgba(150,196,230,0.32); background:rgba(255,255,255,0.08); }
.addr-dot{ width:8px; height:8px; border-radius:50%; background:var(--success); box-shadow:0 0 9px rgba(47,211,130,0.7); }

@media (max-width:880px){
  .nav-links{ display:none; }
}

@media (max-width:600px){
  .nav-inner{
    flex-direction:column;
    height:auto;
    padding:12px 0 10px;
    gap:10px;
    align-items:center;
  }
  .nav-right .btn{
    font-size:13px;
    padding:9px 16px;
    width:auto;
  }
}

/* ============================================================
   HERO
   ============================================================ */
.hero{ position:relative; padding:140px 0 80px; overflow:hidden; }
.hero-glow{
  position:absolute; pointer-events:none; z-index:0;
  width:920px; height:920px; top:-360px; right:-220px;
  background:radial-gradient(circle, rgba(58,211,233,0.18), rgba(58,211,233,0.05) 40%, transparent 64%);
}
.hero-grid-bg{
  position:absolute; inset:0; z-index:0; pointer-events:none;
  background-image:radial-gradient(rgba(150,196,230,0.10) 1px, transparent 1px);
  background-size:34px 34px;
  -webkit-mask-image:radial-gradient(ellipse 80% 70% at 50% 0%, #000 30%, transparent 75%);
          mask-image:radial-gradient(ellipse 80% 70% at 50% 0%, #000 30%, transparent 75%);
}
.hero-inner{
  position:relative; z-index:2;
  display:grid; grid-template-columns:1.05fr 0.95fr; gap:56px; align-items:center;
}
.hero-copy{ max-width:620px; }
.hero h1{ margin:22px 0 22px; }
.hero-ctas{ display:flex; gap:13px; margin:34px 0 28px; flex-wrap:wrap; }
.hero-trust{ display:flex; gap:22px; flex-wrap:wrap; align-items:center; color:var(--faint); font-size:13.5px; }
.hero-trust .ht{ display:inline-flex; align-items:center; gap:7px; }
.hero-trust b{ color:var(--muted); font-weight:600; }

@media (max-width:980px){
  .hero-inner{ grid-template-columns:1fr; gap:40px; }
  .hero{ padding:120px 0 60px; }
  .hero-copy{ max-width:none; }
}

/* ============================================================
   SWAP CARD
   ============================================================ */
.swap{
  position:relative; z-index:2;
  background:linear-gradient(180deg, rgba(24,40,67,0.96), rgba(16,26,46,0.96));
  border:1px solid var(--line-2);
  border-radius:var(--radius-lg);
  padding:20px;
  box-shadow:var(--shadow-pop);
  backdrop-filter:blur(10px);
}
.swap-head{ display:flex; align-items:center; justify-content:space-between; margin-bottom:14px; }
.swap-title{ font-weight:700; font-size:15px; display:flex; align-items:center; gap:9px; }
.swap-gear{ width:34px; height:34px; border-radius:10px; display:grid; place-items:center; color:var(--faint); background:rgba(255,255,255,0.05); transition:color .2s, background .2s; }
.swap-gear:hover{ color:var(--ink); background:rgba(255,255,255,0.09); }

.swap-field{
  background:rgba(8,14,26,0.6); border:1px solid var(--line);
  border-radius:16px; padding:15px 16px;
  transition:border-color .2s;
}
.swap-field:focus-within{ border-color:rgba(58,211,233,0.5); }
.swap-field-top{ display:flex; justify-content:space-between; align-items:center; font-size:12.5px; color:var(--faint); margin-bottom:8px; }
.swap-field-row{ display:flex; align-items:center; justify-content:space-between; gap:12px; }
.swap-amount{
  background:none; border:none; outline:none; color:var(--ink);
  font-family:"Montserrat", sans-serif; font-weight:700; font-variant-numeric:tabular-nums;
  font-size:29px; width:100%; letter-spacing:-0.01em; padding:0;
}
.swap-amount::placeholder{ color:#3f5266; }
.swap-fiat{ font-size:12.5px; color:var(--faint); margin-top:6px; }

.token-pill{
  display:inline-flex; align-items:center; gap:9px; flex-shrink:0;
  padding:7px 13px 7px 7px; border-radius:999px;
  background:rgba(255,255,255,0.06); border:1px solid var(--line-2);
  font-weight:600; font-size:15px; transition:background .2s;
}
.token-pill:hover{ background:rgba(255,255,255,0.1); }

.swap-mid{ display:flex; justify-content:center; margin:-9px 0; position:relative; z-index:3; }
.swap-switch{
  width:40px; height:40px; border-radius:12px;
  background:var(--surface-2); border:4px solid #12203a;
  display:grid; place-items:center; color:var(--btc);
  transition:transform .3s var(--ease), color .2s;
}
.swap-switch:hover{ transform:rotate(180deg); color:var(--btc-bright); }

.swap-meta{ margin:14px 2px 16px; display:flex; flex-direction:column; gap:9px; font-size:13px; }
.swap-meta-row{ display:flex; justify-content:space-between; color:var(--muted); }
.swap-meta-row b{ color:var(--ink); font-weight:600; }
.swap-rate{ color:var(--btc-deep)!important; }

.maxbtn{ font-size:11px; font-weight:700; color:var(--btc-deep); padding:3px 7px; border-radius:7px; background:var(--btc-soft); letter-spacing:.03em; }
.maxbtn:hover{ background:rgba(58,211,233,0.22); }

/* ============================================================
   STATS STRIP
   ============================================================ */
.stats{ display:grid; grid-template-columns:repeat(4,1fr); gap:1px; background:var(--line); border:1px solid var(--line); border-radius:var(--radius); overflow:hidden; box-shadow:var(--shadow-card); }
.stat{ background:var(--surface); padding:28px 26px; }
.stat-v{ font-family:"Montserrat", sans-serif; font-weight:700; font-size:clamp(26px,3vw,38px); letter-spacing:-0.02em; }
.stat-l{ color:var(--faint); font-size:13.5px; margin-top:4px; }
@media (max-width:720px){ .stats{ grid-template-columns:repeat(2,1fr); } }

/* ============================================================
   MARQUEE
   ============================================================ */
.marquee{ overflow:hidden; background:rgba(255,255,255,0.02); border-top:1px solid var(--line); border-bottom:1px solid var(--line); padding:18px 0; -webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent); mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent); }
.marquee-track{ display:flex; gap:0; width:max-content; animation:marquee 38s linear infinite; }
.marquee-item{ display:inline-flex; align-items:center; gap:12px; padding:0 30px; color:var(--muted); font-size:15px; font-weight:500; white-space:nowrap; }
.marquee-item .d{ color:var(--btc); }
@keyframes marquee{ to{ transform:translateX(-50%); } }

/* ============================================================
   STEPS
   ============================================================ */
.section-head{ max-width:640px; margin-bottom:52px; }
.section-head .lead{ margin-top:16px; }

.steps{ display:grid; grid-template-columns:repeat(4,1fr); gap:18px; }
.step{ padding:26px; border-radius:var(--radius); position:relative; }
.step-num{ font-family:"Montserrat",sans-serif; font-size:15px; font-weight:700; width:34px; height:34px; border-radius:10px; display:grid; place-items:center; background:var(--btc-soft); color:var(--btc-deep); border:1px solid rgba(58,211,233,0.3); }
.step h3{ font-size:18px; margin:18px 0 8px; font-weight:700; letter-spacing:-0.01em; }
.step p{ color:var(--muted); font-size:14.5px; margin:0; line-height:1.55; }
.step-line{ position:absolute; top:43px; right:-9px; color:var(--faint); }
@media (max-width:920px){ .steps{ grid-template-columns:repeat(2,1fr); } .step-line{ display:none; } }
@media (max-width:520px){ .steps{ grid-template-columns:1fr; } }

/* ============================================================
   FEATURES
   ============================================================ */
.features{ display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
.feature{ padding:28px; border-radius:var(--radius); transition:border-color .25s, transform .25s, box-shadow .25s; }
.feature:hover{ border-color:var(--line-2); transform:translateY(-3px); box-shadow:0 30px 70px -30px rgba(0,0,0,0.7); }
.feature-ic{ width:46px; height:46px; border-radius:13px; display:grid; place-items:center; background:var(--btc-soft); color:var(--btc-deep); border:1px solid rgba(58,211,233,0.24); }
.feature h3{ font-size:19px; margin:18px 0 9px; font-weight:700; letter-spacing:-0.01em; }
.feature p{ color:var(--muted); font-size:14.5px; line-height:1.6; margin:0; }
@media (max-width:900px){ .features{ grid-template-columns:repeat(2,1fr); } }
@media (max-width:560px){ .features{ grid-template-columns:1fr; } }

/* ============================================================
   REASSURANCE BAND
   ============================================================ */
.band{
  position:relative; overflow:hidden;
  border-radius:var(--radius-lg);
  background:
    radial-gradient(700px 400px at 12% 0%, rgba(58,211,233,0.14), transparent 60%),
    linear-gradient(180deg, var(--surface-2), var(--surface));
  border:1px solid var(--line-2);
  box-shadow:var(--shadow-card);
  padding:54px;
  display:grid; grid-template-columns:1.2fr 1fr; gap:48px; align-items:center;
}
.checks{ display:grid; gap:14px; }
.check{ display:flex; align-items:flex-start; gap:13px; font-size:15.5px; }
.check-ic{ flex-shrink:0; width:24px; height:24px; border-radius:7px; background:var(--success-soft); color:var(--success); display:grid; place-items:center; margin-top:1px; }
@media (max-width:860px){ .band{ grid-template-columns:1fr; padding:36px; gap:32px; } }

/* ============================================================
   TOKENOMICS
   ============================================================ */
.tk-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:18px; }
.tk{ padding:30px 26px; border-radius:var(--radius); }
.tk-v{ font-family:"Montserrat",sans-serif; font-weight:700; font-size:clamp(22px,2.4vw,30px); letter-spacing:-0.02em; color:var(--btc-deep); }
.tk-l{ color:var(--muted); font-size:14px; margin-top:7px; }
@media (max-width:820px){ .tk-grid{ grid-template-columns:repeat(2,1fr); } }

.onchain{ display:flex; flex-wrap:wrap; gap:11px; margin-top:30px; }
.chain-link{ display:inline-flex; align-items:center; gap:9px; padding:11px 15px; border-radius:12px; background:rgba(255,255,255,0.04); border:1px solid var(--line); font-size:13.5px; font-weight:500; color:var(--muted); transition:all .2s; }
.chain-link:hover{ color:var(--ink); border-color:var(--line-2); background:rgba(255,255,255,0.07); }
.chain-link .ext{ color:var(--faint); }

/* ============================================================
   FAQ
   ============================================================ */
.faq{ max-width:820px; margin:0 auto; display:grid; gap:12px; }
.faq-item{ border:1px solid var(--line); border-radius:16px; background:rgba(255,255,255,0.025); overflow:hidden; transition:border-color .2s; }
.faq-item.open{ border-color:var(--line-2); background:rgba(255,255,255,0.04); }
.faq-q{ width:100%; display:flex; align-items:center; justify-content:space-between; gap:16px; padding:21px 24px; font-size:16.5px; font-weight:600; text-align:left; letter-spacing:-0.01em; }
.faq-plus{ flex-shrink:0; color:var(--btc); transition:transform .3s var(--ease); }
.faq-item.open .faq-plus{ transform:rotate(45deg); }
.faq-a{ max-height:0; overflow:hidden; transition:max-height .35s var(--ease); }
.faq-a-inner{ padding:0 24px 22px; color:var(--muted); font-size:15px; line-height:1.65; max-width:64ch; }

/* ============================================================
   FINAL CTA
   ============================================================ */
.final{
  position:relative; overflow:hidden; border-radius:var(--radius-lg);
  background:
    radial-gradient(600px 400px at 50% 120%, rgba(58,211,233,0.2), transparent 60%),
    linear-gradient(160deg, #16294a, #0c1526);
  border:1px solid var(--line-2);
  padding:72px 48px; text-align:center;
  box-shadow:var(--shadow-card);
}
.final-glow{ position:absolute; width:600px; height:600px; bottom:-360px; left:50%; transform:translateX(-50%); background:radial-gradient(circle, rgba(58,211,233,0.34), transparent 62%); pointer-events:none; }
.final .h-sec{ position:relative; }
@media (max-width:600px){ .final{ padding:50px 26px; } }

/* ============================================================
   FOOTER
   ============================================================ */
.footer{ border-top:1px solid var(--line); padding:54px 0 40px; }
.footer-top{ display:flex; justify-content:space-between; gap:36px; flex-wrap:wrap; align-items:flex-start; }
.footer-links{ display:flex; gap:48px; flex-wrap:wrap; }
.footer-col h4{ font-size:12.5px; text-transform:uppercase; letter-spacing:.06em; color:var(--faint); margin:0 0 14px; font-weight:700; }
.footer-col a{ display:block; color:var(--muted); font-size:14.5px; margin-bottom:10px; transition:color .2s; }
.footer-col a:hover{ color:var(--ink); }
.footer-bottom{ margin-top:44px; padding-top:24px; border-top:1px solid var(--line); display:flex; justify-content:space-between; gap:16px; flex-wrap:wrap; color:var(--faint); font-size:13px; }

/* ============================================================
   MODALS / OVERLAY
   ============================================================ */
.overlay{
  position:fixed; inset:0; z-index:100;
  background:rgba(4,8,16,0.72); backdrop-filter:blur(6px);
  display:flex; align-items:center; justify-content:center; padding:20px;
  animation:fade .25s var(--ease);
}
@keyframes fade{ from{ opacity:0; } }
.modal{
  width:100%; max-width:440px;
  background:linear-gradient(180deg, var(--surface-2), var(--surface));
  border:1px solid var(--line-2); border-radius:var(--radius-lg);
  box-shadow:var(--shadow-pop);
  animation:pop .3s var(--ease);
  overflow:hidden;
}
.modal.wide{ max-width:480px; }
@keyframes pop{ from{ opacity:0; transform:translateY(14px) scale(.97); } }
.modal-head{ display:flex; align-items:center; justify-content:space-between; padding:22px 24px; border-bottom:1px solid var(--line); }
.modal-title{ font-size:18px; font-weight:700; letter-spacing:-0.01em; display:flex; align-items:center; gap:10px; }
.modal-x{ width:34px; height:34px; border-radius:10px; display:grid; place-items:center; color:var(--faint); transition:all .2s; }
.modal-x:hover{ color:var(--ink); background:rgba(255,255,255,0.07); }
.modal-body{ padding:18px 24px 26px; }

/* Wallet list */
.wallet-row{
  display:flex; align-items:center; gap:14px; width:100%;
  padding:12px 14px; border-radius:14px; text-align:left;
  border:1px solid var(--line); background:rgba(255,255,255,0.025);
  transition:all .18s; margin-bottom:9px;
}
.wallet-row:hover{ border-color:var(--line-2); background:rgba(255,255,255,0.06); transform:translateX(2px); }
.wallet-ic{ width:40px; height:40px; border-radius:11px; display:grid; place-items:center; font-weight:800; font-size:17px; flex-shrink:0; }
.wallet-name{ font-weight:600; font-size:15.5px; }
.wallet-tag{ margin-left:auto; font-size:11.5px; font-weight:600; color:var(--success); padding:4px 9px; border-radius:7px; background:var(--success-soft); }
.wallet-tag.muted{ color:var(--faint); background:rgba(255,255,255,0.05); }

.modal-foot-note{ display:flex; gap:9px; align-items:flex-start; margin-top:6px; color:var(--faint); font-size:12.5px; line-height:1.5; }

/* Connecting spinner */
.connecting{ text-align:center; padding:30px 10px 16px; }
.spinner{ width:54px; height:54px; margin:0 auto 22px; border-radius:50%; border:3px solid var(--line-2); border-top-color:var(--btc); animation:spin .8s linear infinite; }
.spin-small{ width:18px; height:18px; border:2px solid rgba(6,20,28,0.3); border-top-color:#06141c; border-radius:50%; animation:spin .7s linear infinite; }
@keyframes spin{ to{ transform:rotate(360deg); } }

/* Confirm review */
.review-line{ display:flex; justify-content:space-between; align-items:center; padding:13px 0; border-bottom:1px solid var(--line); font-size:14.5px; }
.review-line:last-child{ border-bottom:none; }
.review-line .rl-label{ color:var(--muted); }
.review-line .rl-val{ font-weight:600; }
.review-big{ text-align:center; padding:8px 0 18px; }
.review-big .rb-amt{ font-family:"Montserrat",sans-serif; font-size:38px; font-weight:800; letter-spacing:-0.02em; }
.review-big .rb-sub{ color:var(--muted); font-size:14px; margin-top:6px; }

/* Success */
.success-wrap{ text-align:center; padding:14px 6px 6px; }
.success-ring{ width:74px; height:74px; margin:0 auto 22px; border-radius:50%; background:var(--success-soft); display:grid; place-items:center; color:var(--success); animation:pop .4s var(--ease); }
.success-amt{ font-family:"Montserrat",sans-serif; font-size:33px; font-weight:800; margin:6px 0 4px; letter-spacing:-0.02em; }
.sats-badge{ display:inline-flex; align-items:center; gap:8px; margin-top:14px; padding:9px 15px; border-radius:999px; background:rgba(247,147,26,0.12); border:1px solid rgba(247,147,26,0.3); color:#FBB04E; font-weight:600; font-size:14px; }

/* Settings popover */
.settings-pop{ position:absolute; top:56px; right:0; width:260px; background:var(--surface-2); border:1px solid var(--line-2); border-radius:16px; padding:16px; box-shadow:var(--shadow-pop); z-index:5; animation:pop .2s var(--ease); }
.slip-opts{ display:flex; gap:8px; margin-top:10px; }
.slip-opt{ flex:1; padding:9px 0; border-radius:10px; border:1px solid var(--line); font-size:13px; font-weight:600; color:var(--muted); text-align:center; transition:all .18s; }
.slip-opt.active{ background:var(--btc-soft); color:var(--btc-deep); border-color:rgba(58,211,233,0.4); }

/* Toast */
.toast{ position:fixed; bottom:26px; left:50%; transform:translateX(-50%); z-index:120; background:var(--elevated); border:1px solid var(--line-2); border-radius:14px; padding:13px 18px; display:flex; align-items:center; gap:11px; font-size:14px; font-weight:600; box-shadow:var(--shadow-pop); animation:toastin .3s var(--ease); }
@keyframes toastin{ from{ opacity:0; transform:translate(-50%,12px); } }

/* utility */
@media (max-width:880px){ .hide-mobile{ display:none!important; } }
.reveal{ opacity:0; transform:translateY(20px); transition:opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in{ opacity:1; transform:none; }