/* ============================================================
   Tunevol — landing page
   Design tokens
   ============================================================ */
:root {
  --bg: #05060a;
  --bg-soft: #0a0d16;
  --surface: rgba(255, 255, 255, 0.035);
  --surface-2: rgba(255, 255, 255, 0.06);
  --border: rgba(255, 255, 255, 0.09);
  --border-strong: rgba(255, 255, 255, 0.16);
  --text: #eef2f8;
  --text-dim: #97a3b8;
  --text-faint: #6b7688;
  --accent: #7c5cff;
  --accent-2: #22d3ee;
  --accent-3: #ff5ea8;
  --radius: 20px;
  --radius-sm: 13px;
  --maxw: 1180px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --shadow: 0 24px 70px -20px rgba(0, 0, 0, 0.75);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { line-height: 1.08; letter-spacing: -0.025em; margin: 0; font-weight: 700; }
h1 { font-size: clamp(2.6rem, 6.4vw, 4.6rem); }
h2 { font-size: clamp(1.9rem, 4.1vw, 3rem); }
h3 { font-size: 1.12rem; letter-spacing: -0.01em; }
p { margin: 0; }
code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.78rem; }

.gradient-text {
  background: linear-gradient(100deg, var(--accent) 0%, #a78bfa 30%, var(--accent-2) 68%, #5eead4 100%);
  background-size: 220% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: slide-gradient 9s var(--ease) infinite alternate;
}
@keyframes slide-gradient { to { background-position: 100% 0; } }

/* ============================================================
   Animated background
   ============================================================ */
.aurora { position: fixed; inset: 0; z-index: 0; overflow: hidden; pointer-events: none; }

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.5;
  will-change: transform;
}
.orb-1 {
  width: 46vw; height: 46vw; top: -14vw; left: -8vw;
  background: radial-gradient(circle at 35% 35%, #6d4dff, transparent 68%);
  animation: drift-1 26s ease-in-out infinite alternate;
}
.orb-2 {
  width: 40vw; height: 40vw; top: 22vh; right: -12vw;
  background: radial-gradient(circle at 60% 40%, #12b8d4, transparent 68%);
  animation: drift-2 32s ease-in-out infinite alternate;
}
.orb-3 {
  width: 34vw; height: 34vw; bottom: -10vw; left: 26vw;
  background: radial-gradient(circle at 50% 50%, #ff4d94, transparent 70%);
  opacity: 0.32;
  animation: drift-3 38s ease-in-out infinite alternate;
}
@keyframes drift-1 { to { transform: translate3d(8vw, 7vh, 0) scale(1.15); } }
@keyframes drift-2 { to { transform: translate3d(-9vw, 9vh, 0) scale(1.2); } }
@keyframes drift-3 { to { transform: translate3d(6vw, -8vh, 0) scale(1.1); } }

.grid-overlay {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.032) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.032) 1px, transparent 1px);
  background-size: 62px 62px;
  mask-image: radial-gradient(ellipse 90% 65% at 50% 0%, #000 20%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 90% 65% at 50% 0%, #000 20%, transparent 78%);
}
.noise {
  position: absolute; inset: 0; opacity: 0.4; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='0.32'/%3E%3C/svg%3E");
}

main, .nav, .footer, .to-top { position: relative; z-index: 1; }

/* ============================================================
   Nav
   ============================================================ */
.nav {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  gap: 20px;
  max-width: var(--maxw); margin: 0 auto;
  padding: 16px clamp(18px, 4vw, 34px);
  transition: backdrop-filter 0.35s, background 0.35s, border-color 0.35s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(5, 6, 10, 0.72);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  border-bottom-color: var(--border);
}
.brand { display: flex; align-items: center; gap: 10px; font-size: 1.06rem; font-weight: 600; letter-spacing: -0.02em; }
.brand img { border-radius: 9px; }
.brand b { font-weight: 800; color: #b9a6ff; }

.nav-links { display: flex; align-items: center; gap: 6px; font-size: 0.92rem; }
.nav-links a {
  padding: 8px 14px; border-radius: 99px; color: var(--text-dim);
  transition: color 0.2s, background 0.2s;
}
.nav-links a:hover { color: var(--text); background: var(--surface-2); }
.nav-links a.ghost { border: 1px solid var(--border-strong); color: var(--text); }

.burger { display: none; background: none; border: 0; cursor: pointer; padding: 8px; }
.burger span { display: block; width: 21px; height: 2px; background: var(--text); margin: 5px 0; border-radius: 2px; transition: 0.3s var(--ease); }

/* ============================================================
   Hero
   ============================================================ */
.hero {
  display: grid; grid-template-columns: 1.05fr 0.95fr; align-items: center;
  gap: clamp(30px, 5vw, 64px);
  max-width: var(--maxw); margin: 0 auto;
  padding: clamp(46px, 8vh, 96px) clamp(18px, 4vw, 34px) clamp(60px, 10vh, 120px);
}
.pill {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 7px 15px 7px 11px; border-radius: 99px;
  border: 1px solid var(--border-strong); background: var(--surface);
  font-size: 0.8rem; color: var(--text-dim); letter-spacing: 0.01em;
}
.pill .dot {
  width: 7px; height: 7px; border-radius: 50%; background: #4ade80;
  box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.65);
  animation: pulse 2.4s infinite;
}
@keyframes pulse {
  70% { box-shadow: 0 0 0 9px rgba(74, 222, 128, 0); }
  100% { box-shadow: 0 0 0 0 rgba(74, 222, 128, 0); }
}

.hero h1 { margin: 22px 0 0; }
.lede { margin-top: 22px; max-width: 46ch; color: var(--text-dim); font-size: 1.07rem; }

.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }

.btn {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 13px 24px; border-radius: 99px;
  font-size: 0.94rem; font-weight: 600; letter-spacing: -0.01em;
  border: 1px solid transparent; cursor: pointer;
  transition: transform 0.22s var(--ease), box-shadow 0.22s, background 0.22s, border-color 0.22s;
  white-space: nowrap;
}
.btn svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.btn-primary {
  color: #fff;
  background: linear-gradient(100deg, #7c5cff, #a855f7 52%, #22d3ee);
  background-size: 180% 100%;
  box-shadow: 0 12px 34px -10px rgba(124, 92, 255, 0.65);
}
.btn-primary:hover { transform: translateY(-2px); background-position: 100% 0; box-shadow: 0 18px 42px -12px rgba(124, 92, 255, 0.8); }
.btn-ghost { border-color: var(--border-strong); color: var(--text); background: var(--surface); }
.btn-ghost:hover { background: var(--surface-2); transform: translateY(-2px); }
.btn-lg { padding: 15px 30px; font-size: 1rem; }

.hero-meta {
  display: flex; flex-wrap: wrap; gap: 34px; list-style: none;
  margin: 42px 0 0; padding: 26px 0 0; border-top: 1px solid var(--border);
}
.hero-meta li { display: flex; flex-direction: column; gap: 3px; }
.hero-meta b { font-size: 1.16rem; font-weight: 700; }
.hero-meta span { font-size: 0.78rem; color: var(--text-faint); text-transform: uppercase; letter-spacing: 0.07em; }

/* phone */
.hero-visual { position: relative; display: grid; place-items: center; min-height: 460px; }
.phone {
  position: relative; width: min(272px, 68vw); aspect-ratio: 9 / 18.6;
  border-radius: 40px; padding: 9px;
  background: linear-gradient(150deg, rgba(255,255,255,0.19), rgba(255,255,255,0.03));
  border: 1px solid var(--border-strong);
  box-shadow: var(--shadow);
  animation: float 7s ease-in-out infinite;
}
@keyframes float { 50% { transform: translateY(-15px); } }
.phone-notch {
  position: absolute; top: 17px; left: 50%; transform: translateX(-50%);
  width: 74px; height: 7px; border-radius: 99px; background: rgba(0,0,0,0.62); z-index: 2;
}
.phone-screen { width: 100%; height: 100%; border-radius: 33px; overflow: hidden; background: #0a0d16; }
.phone-screen img { width: 100%; height: 100%; object-fit: cover; }
.phone-glow {
  position: absolute; inset: -22%; z-index: -1; border-radius: 50%;
  background: radial-gradient(circle, rgba(124,92,255,0.45), transparent 62%);
  filter: blur(48px);
}

.float-card {
  position: absolute; display: flex; align-items: center; gap: 11px;
  padding: 11px 15px; border-radius: var(--radius-sm);
  background: rgba(14, 18, 30, 0.82);
  border: 1px solid var(--border-strong);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 14px 34px -14px rgba(0,0,0,0.8);
  font-size: 0.8rem; white-space: nowrap;
}
.float-card b { display: block; font-size: 0.84rem; }
.float-card small { color: var(--text-faint); font-size: 0.72rem; }
.fc-icon {
  display: grid; place-items: center; width: 30px; height: 30px; border-radius: 9px;
  background: linear-gradient(140deg, #7c5cff, #22d3ee); color: #fff; font-size: 0.9rem;
}
.fc-1 { top: 12%; left: -4%; animation: float 6s ease-in-out infinite 0.4s; }
.fc-2 { top: 45%; right: -6%; animation: float 7.5s ease-in-out infinite 1.1s; }
.fc-3 { bottom: 11%; left: 2%; animation: float 6.6s ease-in-out infinite 0.8s; }

/* ============================================================
   Marquee
   ============================================================ */
.marquee {
  overflow: hidden; padding: 20px 0;
  border-block: 1px solid var(--border);
  background: linear-gradient(90deg, transparent, rgba(124,92,255,0.07), transparent);
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}
.marquee-track { display: flex; gap: 26px; width: max-content; animation: scroll-x 34s linear infinite; }
.marquee-track span {
  font-size: 0.86rem; color: var(--text-faint); text-transform: uppercase;
  letter-spacing: 0.16em; white-space: nowrap;
}
@keyframes scroll-x { to { transform: translateX(-50%); } }

/* ============================================================
   Sections
   ============================================================ */
.section { max-width: var(--maxw); margin: 0 auto; padding: clamp(64px, 11vh, 132px) clamp(18px, 4vw, 34px); }
.section-head { max-width: 660px; margin-bottom: clamp(36px, 6vh, 62px); }
.eyebrow {
  display: inline-block; margin-bottom: 14px;
  font-size: 0.74rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.19em; color: #a78bfa;
}
.section-head h2 { margin-bottom: 16px; }
.section-head p { color: var(--text-dim); font-size: 1.02rem; }

/* ============================================================
   Bento features
   ============================================================ */
.bento { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.card {
  position: relative; overflow: hidden;
  padding: 26px; border-radius: var(--radius);
  background: var(--surface); border: 1px solid var(--border);
  transition: transform 0.4s var(--ease), border-color 0.4s, background 0.4s;
}
.card::after {
  content: ""; position: absolute; inset: 0; opacity: 0; transition: opacity 0.45s;
  background: radial-gradient(340px circle at var(--mx, 50%) var(--my, 0%), rgba(124,92,255,0.17), transparent 68%);
  pointer-events: none;
}
.card:hover { transform: translateY(-5px); border-color: var(--border-strong); background: var(--surface-2); }
.card:hover::after { opacity: 1; }
.card-wide { grid-column: span 2; }
.card h3 { margin-bottom: 9px; }
.card p { color: var(--text-dim); font-size: 0.92rem; }
.card-icon {
  display: grid; place-items: center; width: 40px; height: 40px; margin-bottom: 17px;
  border-radius: 12px; font-size: 1.08rem;
  background: linear-gradient(140deg, rgba(124,92,255,0.28), rgba(34,211,238,0.18));
  border: 1px solid var(--border-strong); color: #cbb9ff;
}
.chip-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 17px; }
.chip {
  padding: 5px 12px; border-radius: 99px; font-size: 0.73rem;
  border: 1px solid var(--border-strong); color: var(--text-dim); background: rgba(255,255,255,0.03);
}

.wave { display: flex; align-items: flex-end; gap: 4px; height: 34px; margin-top: 20px; }
.wave i {
  width: 4px; border-radius: 3px; height: 20%;
  background: linear-gradient(180deg, #a78bfa, #22d3ee);
  animation: eq 1.15s ease-in-out infinite;
}
.wave i:nth-child(1) { animation-delay: 0s; }
.wave i:nth-child(2) { animation-delay: 0.13s; }
.wave i:nth-child(3) { animation-delay: 0.26s; }
.wave i:nth-child(4) { animation-delay: 0.39s; }
.wave i:nth-child(5) { animation-delay: 0.52s; }
.wave i:nth-child(6) { animation-delay: 0.65s; }
.wave i:nth-child(7) { animation-delay: 0.78s; }
.wave i:nth-child(8) { animation-delay: 0.91s; }
.wave i:nth-child(9) { animation-delay: 1.04s; }
.wave i:nth-child(10) { animation-delay: 1.17s; }
.wave i:nth-child(11) { animation-delay: 1.3s; }
.wave i:nth-child(12) { animation-delay: 1.43s; }
@keyframes eq { 0%, 100% { height: 16%; } 50% { height: 100%; } }

/* ============================================================
   Gallery
   ============================================================ */
.gallery {
  display: grid; grid-auto-flow: column; grid-auto-columns: minmax(228px, 262px);
  gap: 18px; overflow-x: auto; padding: 6px 4px 24px;
  scroll-snap-type: x mandatory; scrollbar-width: thin;
}
.gallery::-webkit-scrollbar { height: 7px; }
.gallery::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 99px; }
.shot { margin: 0; scroll-snap-align: center; }
.shot img {
  width: 100%; border-radius: var(--radius); border: 1px solid var(--border);
  box-shadow: var(--shadow); transition: transform 0.45s var(--ease), border-color 0.45s;
}
.shot:hover img { transform: translateY(-7px) scale(1.015); border-color: var(--border-strong); }
.shot figcaption { margin-top: 12px; font-size: 0.82rem; color: var(--text-faint); text-align: center; }

/* ============================================================
   Stats band
   ============================================================ */
.stats-band {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px;
  max-width: var(--maxw); margin: 0 auto;
  background: var(--border); border-block: 1px solid var(--border);
}
.stat { padding: clamp(30px, 5vh, 52px) 20px; text-align: center; background: var(--bg); }
.stat b {
  display: block; font-size: clamp(1.9rem, 4vw, 2.7rem); font-weight: 800;
  letter-spacing: -0.03em;
  background: linear-gradient(100deg, #a78bfa, #22d3ee);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.stat span { font-size: 0.79rem; color: var(--text-faint); text-transform: uppercase; letter-spacing: 0.08em; }

/* ============================================================
   Download
   ============================================================ */
.download-card {
  position: relative; overflow: hidden;
  display: grid; grid-template-columns: 1.25fr 0.75fr; align-items: center;
  gap: clamp(24px, 4vw, 52px);
  padding: clamp(30px, 5vw, 58px);
  border-radius: 26px; border: 1px solid var(--border-strong);
  background: linear-gradient(150deg, rgba(124,92,255,0.11), rgba(34,211,238,0.06) 55%, rgba(255,255,255,0.02));
}
.dl-glow {
  position: absolute; width: 480px; height: 480px; top: -220px; right: -120px;
  background: radial-gradient(circle, rgba(124,92,255,0.35), transparent 66%);
  filter: blur(60px); pointer-events: none;
}
.dl-copy h2 { margin-bottom: 14px; }
.dl-copy > p { color: var(--text-dim); max-width: 44ch; }
.dl-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }

.dl-meta {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 22px; margin: 30px 0 0; padding: 22px 0 0; border-top: 1px solid var(--border);
}
.dl-meta dt { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.09em; color: var(--text-faint); margin-bottom: 4px; }
.dl-meta dd { margin: 0; font-size: 0.9rem; font-weight: 600; word-break: break-all; }
.dl-meta dd code { color: #9fe8f5; font-weight: 400; }
.copy {
  margin-left: 8px; padding: 2px 8px; font-size: 0.7rem; border-radius: 6px;
  border: 1px solid var(--border-strong); background: var(--surface-2); color: var(--text-dim); cursor: pointer;
}
.copy:hover { color: var(--text); }

.steps { list-style: none; display: flex; flex-wrap: wrap; gap: 22px; margin: 30px 0 0; padding: 0; }
.steps li { display: flex; align-items: center; gap: 9px; font-size: 0.87rem; color: var(--text-dim); }
.steps span {
  display: grid; place-items: center; width: 23px; height: 23px; border-radius: 50%;
  background: linear-gradient(140deg, #7c5cff, #22d3ee); color: #fff; font-size: 0.74rem; font-weight: 700;
}
.dl-visual img { border-radius: var(--radius); border: 1px solid var(--border); }

/* ============================================================
   FAQ
   ============================================================ */
.faq { display: grid; gap: 12px; max-width: 830px; }
.faq details {
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  background: var(--surface); overflow: hidden; transition: border-color 0.3s, background 0.3s;
}
.faq details[open] { border-color: var(--border-strong); background: var(--surface-2); }
.faq summary {
  cursor: pointer; padding: 17px 22px; font-weight: 600; font-size: 0.96rem;
  list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; font-size: 1.3rem; font-weight: 400; color: var(--text-faint);
  transition: transform 0.3s var(--ease); line-height: 1;
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq p { padding: 0 22px 19px; color: var(--text-dim); font-size: 0.9rem; }

/* ============================================================
   Finale + footer
   ============================================================ */
.finale { text-align: center; padding: clamp(70px, 12vh, 140px) clamp(18px, 4vw, 34px); }
.finale h2 { margin-bottom: 16px; }
.finale p { color: var(--text-dim); margin-bottom: 30px; }

.footer {
  max-width: var(--maxw); margin: 0 auto;
  padding: 40px clamp(18px, 4vw, 34px) 54px;
  border-top: 1px solid var(--border);
}
.foot-top { display: flex; flex-wrap: wrap; gap: 18px; justify-content: space-between; align-items: center; }
.foot-brand { display: flex; align-items: center; gap: 10px; font-weight: 600; }
.foot-brand img { border-radius: 8px; }
.foot-brand b { font-weight: 800; color: #b9a6ff; }
.foot-links { display: flex; flex-wrap: wrap; gap: 20px; font-size: 0.88rem; color: var(--text-dim); }
.foot-links a:hover { color: var(--text); }
.foot-note { margin-top: 26px; font-size: 0.79rem; color: var(--text-faint); }

.to-top {
  position: fixed; right: 22px; bottom: 22px; z-index: 40;
  width: 44px; height: 44px; border-radius: 50%;
  border: 1px solid var(--border-strong); background: rgba(14,18,30,0.9);
  color: var(--text); font-size: 1.05rem; cursor: pointer;
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  opacity: 0; pointer-events: none; transform: translateY(12px);
  transition: opacity 0.3s, transform 0.3s var(--ease);
}
.to-top.show { opacity: 1; pointer-events: auto; transform: none; }

/* ============================================================
   Reveal on scroll
   ============================================================ */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity 0.75s var(--ease), transform 0.75s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1000px) {
  .hero { grid-template-columns: 1fr; text-align: center; padding-top: 30px; }
  .hero-copy { order: 1; }
  .hero-visual { order: 0; min-height: 400px; }
  .lede { margin-inline: auto; }
  .cta-row, .hero-meta { justify-content: center; }
  .bento { grid-template-columns: repeat(2, 1fr); }
  .card-wide { grid-column: span 2; }
  .download-card { grid-template-columns: 1fr; }
  .dl-visual { display: none; }
  .stats-band { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 720px) {
  .nav-links {
    position: absolute; top: 100%; left: 14px; right: 14px;
    flex-direction: column; align-items: stretch; gap: 4px; padding: 12px;
    border-radius: var(--radius); border: 1px solid var(--border-strong);
    background: rgba(10,13,22,0.97); backdrop-filter: blur(18px);
    opacity: 0; pointer-events: none; transform: translateY(-10px);
    transition: 0.28s var(--ease);
  }
  .nav-links.open { opacity: 1; pointer-events: auto; transform: none; }
  .burger { display: block; }
  .bento { grid-template-columns: 1fr; }
  .card-wide { grid-column: span 1; }
  .float-card { display: none; }
  .dl-meta { grid-template-columns: 1fr; }
}
@media (max-width: 420px) {
  .stats-band { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
  .reveal { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}

/* ============================================================
   Support / UPI
   ============================================================ */
.section-sub {
  color: var(--text-dim);
  max-width: 56ch;
  margin: 14px auto 0;
  text-align: center;
}
.support .section-head { text-align: center; }

.upi-card {
  position: relative;
  margin: 44px auto 0;
  max-width: 780px;
  display: flex;
  align-items: center;
  gap: 22px;
  padding: 26px 28px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background:
    radial-gradient(120% 140% at 0% 0%, rgba(124, 92, 255, 0.16), transparent 62%),
    radial-gradient(120% 140% at 100% 100%, rgba(34, 211, 238, 0.14), transparent 62%),
    var(--surface);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.upi-card::after {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(120deg, var(--accent), var(--accent-2), var(--accent-3));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0.5;
  pointer-events: none;
}

.upi-icon {
  flex: 0 0 auto;
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  border: 1px solid var(--border-strong);
  background: var(--surface-2);
  color: var(--accent-2);
}
.upi-icon svg { width: 26px; height: 26px; }

.upi-body { flex: 1 1 auto; min-width: 0; display: flex; flex-direction: column; gap: 4px; }
.upi-label {
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-faint);
}
.upi-id {
  font-size: 1.16rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: 0.01em;
  word-break: break-all;
}
.upi-note { font-size: 0.84rem; color: var(--text-dim); }

.upi-actions { flex: 0 0 auto; display: flex; flex-direction: column; gap: 10px; }

@media (max-width: 760px) {
  .upi-card { flex-direction: column; align-items: stretch; text-align: center; }
  .upi-icon { margin: 0 auto; }
  .upi-actions { flex-direction: row; }
  .upi-actions .btn { flex: 1; }
}