:root{
  --bg:#071029; --card:#0f1724; --accent1:#09fbd3; --accent2:#7c3aed;
  --text:#eef6ff; --muted:#9fb2cc; --card-h:84px;
  --crypto-btc:#f7931a; --crypto-eth:#627eea; --crypto-usdt:#06b6d4;
}
*{box-sizing:border-box}
html,body{height:100%;margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,Arial}
body{
  background:
    radial-gradient(800px 300px at 10% 10%, rgba(124,58,237,0.08), transparent 8%),
    radial-gradient(700px 250px at 90% 90%, rgba(9,251,211,0.04), transparent 8%),
    linear-gradient(180deg,#021026 0%, #071029 100%);
  color:var(--text);display:flex;align-items:center;justify-content:center;padding:28px;
}
.wrap{width:100%;max-width:980px;background:linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
  border:1px solid rgba(255,255,255,0.04);border-radius:14px;padding:20px;box-shadow:0 14px 50px rgba(2,6,23,0.6)}
header{display:flex;gap:16px;align-items:center}
.avatar{width:96px;height:96px;border-radius:14px;background:linear-gradient(135deg,var(--accent1),var(--accent2));
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:36px;color:#041;flex:0 0 96px;
  box-shadow:0 6px 20px rgba(124,58,237,0.12), inset 0 -6px 14px rgba(0,0,0,0.2)}
.avatar img {
    width: 96px;
    height: 96px;
    border-radius: 8px;
}
.head-meta{flex:1;min-width:0}
.name{font-size:22px;font-weight:900;margin:0}
.bio{color:var(--muted);font-size:13px;margin-top:6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.top-right{text-align:right;color:var(--muted);font-size:13px}
.top-right .date{font-weight:800;color:var(--text);margin-top:6px}

.services{margin-top:18px;display:flex;gap:12px;align-items:flex-start;flex-wrap:wrap}
.service{
  background:linear-gradient(180deg, rgba(255,255,255,0.01), rgba(255,255,255,0.00));
  border-radius:12px;padding:12px 14px;display:flex;gap:12px;align-items:center;
  min-width:220px;border:1px solid rgba(255,255,255,0.04);height:var(--card-h);box-sizing:border-box;
  transition:transform .14s ease, box-shadow .14s ease;
}
.service:hover{transform:translateY(-6px);box-shadow:0 12px 30px rgba(2,6,23,0.5)}
.svc-icon{width:56px;height:56px;border-radius:10px;background:linear-gradient(135deg,var(--accent2),var(--accent1));
  display:flex;align-items:center;justify-content:center;color:white;font-weight:800;font-size:18px;flex:0 0 56px}
.svc-icon img {
    width: 56px;
    height: 56px;
    border-radius: 10px;
}
.svc-meta{flex:1;min-width:0;display:flex;flex-direction:column;justify-content:center;overflow:hidden}
.svc-name{font-weight:800;font-size:15px;margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.svc-desc{font-size:12px;color:var(--muted);margin-top:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.svc-actions{display:flex;gap:8px;align-items:center;flex:0 0 auto}

/* buttons */
.btn{padding:10px 16px;border-radius:12px;border:0;cursor:pointer;font-weight:900;color:#031;background:linear-gradient(90deg,#fff,#f2f2f2);
  text-decoration:none;display:inline-flex;align-items:center;gap:8px;box-shadow:0 8px 24px rgba(0,0,0,0.32)}
.btn-primary{background:linear-gradient(90deg,var(--accent1),var(--accent2));color:#021}
.btn-ghost{background:transparent;border:1px solid rgba(255,255,255,0.06);color:var(--text);padding:8px 10px;border-radius:10px;text-decoration:none;font-weight:800}

/* crypto card */
.crypto-card{margin-top:18px;background:linear-gradient(180deg, rgba(255,255,255,0.01), rgba(255,255,255,0.00));
  border-radius:12px;padding:18px;border:1px solid rgba(255,255,255,0.04);display:grid;grid-template-columns:1fr 260px;gap:18px;align-items:center}
.crypto-left{display:flex;flex-direction:column;gap:10px}
.crypto-title{font-size:18px;font-weight:900;margin:0}
.crypto-desc{color:var(--muted);font-size:13px}
.addresses{display:flex;flex-direction:column;gap:12px;margin-top:6px}
.addr{background:linear-gradient(180deg, rgba(255,255,255,0.01), rgba(255,255,255,0.00));
  padding:12px;border-radius:12px;display:flex;gap:12px;align-items:center;border:1px solid rgba(255,255,255,0.02);
  min-height:72px}
.coin-badge{width:64px;height:64px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-weight:900;font-size:18px;color:#fff}
.coin-badge img {
    width: 64px;
    height: 64px;
    border-radius: 12px;
}
.badge-btc{background:linear-gradient(135deg,var(--crypto-btc),#ffb86b);box-shadow:0 8px 24px rgba(247,147,26,0.14)}
.badge-eth{background:linear-gradient(135deg,var(--crypto-eth),#9be2ff);box-shadow:0 8px 24px rgba(98,126,234,0.12)}
.badge-usdt{background:linear-gradient(135deg,var(--crypto-usdt),#34d399);box-shadow:0 8px 24px rgba(6,182,212,0.12)}
.addr-code{font-family:monospace;font-size:13px;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
  max-width:260px}
.addr-actions{margin-left:auto;display:flex;gap:8px;align-items:center}

/* Контрастные кнопки копирования/QR (светлые) */
.small-btn{
  padding:10px 12px;border-radius:10px;border:0;background:linear-gradient(90deg,#f6f9fb,#e6f0f8);
  color:#072036;cursor:pointer;font-weight:800;box-shadow:0 6px 18px rgba(3,16,26,0.18);
}
.small-btn.btn-ghost{ /* для ссылок-показа QR */
  background:linear-gradient(90deg,#fff,#eef6ff);border:1px solid rgba(3,16,26,0.06);
}

/* Emphasized crypto action buttons */
.crypto-cta-row{display:flex;gap:10px;margin-top:10px}
.crypto-cta{
  flex:1;padding:12px;border-radius:12px;font-weight:900;color:#041;text-decoration:none;text-align:center;
  display:inline-flex;align-items:center;justify-content:center;gap:10px;box-shadow:0 10px 30px rgba(2,6,23,0.5);
  transition:transform .12s ease, box-shadow .12s ease;
}
.crypto-cta:hover{transform:translateY(-6px)}
.cta-btc{background:linear-gradient(90deg,var(--crypto-btc),#ffb86b);color:#fff}
.cta-eth{background:linear-gradient(90deg,var(--crypto-eth),#9be2ff);color:#fff}
.cta-usdt{background:linear-gradient(90deg,var(--crypto-usdt),#06b6d4);color:#fff}

/* QR-блок — предотвращаем вылазание и масштабируем изображение */
.qr-box{display:flex;flex-direction:column;align-items:center;gap:10px;padding:12px;border-radius:10px;background:linear-gradient(180deg, rgba(0,0,0,0.25), rgba(255,255,255,0.01));width:260px;box-sizing:border-box}
.qr{width:220px;height:220px;border-radius:12px;background:linear-gradient(180deg,#fff,#f2f2f2);display:flex;align-items:center;justify-content:center;color:#111;font-weight:900;overflow:hidden;position:relative}
.qr img{max-width:100%;max-height:100%;object-fit:contain;display:block;border-radius:8px}

.hint{font-size:12px;color:var(--muted);text-align:center}
.actions-row{display:flex;gap:10px;margin-top:8px}
footer{margin-top:16px;display:flex;justify-content:space-between;align-items:center;color:var(--muted);font-size:13px}

@media(max-width:920px){.crypto-card{grid-template-columns:1fr}.qr{width:180px;height:180px}}
@media(max-width:680px){.services{flex-direction:column}.service{min-width:100%;height:auto;padding-top:12px;padding-bottom:12px}.avatar{width:72px;height:72px;font-size:26px;flex:0 0 72px}.bio{white-space:normal}}

/* Hover states for main buttons */
.btn:hover{
  transform:translateY(-4px) scale(1.01);
  box-shadow:0 18px 40px rgba(2,6,23,0.6);
  background:linear-gradient(90deg,#fff,#e8f7ff);
}

/* Ghost buttons hover (links like "Показать QR", "Инструкция") */
.btn-ghost:hover{
  background:linear-gradient(90deg, rgba(255,255,255,0.03), rgba(255,255,255,0.02));
  border-color: rgba(255,255,255,0.12);
  transform:translateY(-3px);
}

/* Small copy/QR buttons hover (contrast light buttons) */
.small-btn:hover{
  transform:translateY(-3px);
  box-shadow:0 10px 26px rgba(3,16,26,0.22);
  background:linear-gradient(90deg,#ffffff,#dfefff);
}

/* Small ghost variant */
.small-btn.btn-ghost:hover{
  background:linear-gradient(90deg,#f8fbff,#eef7ff);
  border-color: rgba(3,16,26,0.12);
}

/* Crypto CTA hover: stronger color shift based on type */
.cta-btc:hover{
  background:linear-gradient(90deg,#ffb86b,#ff9a3a);
  transform:translateY(-6px) scale(1.01);
  box-shadow:0 18px 40px rgba(247,147,26,0.18);
}
.cta-eth:hover{
  background:linear-gradient(90deg,#9be2ff,#7ba8ff);
  transform:translateY(-6px) scale(1.01);
  box-shadow:0 18px 40px rgba(98,126,234,0.12);
}
.cta-usdt:hover{
  background:linear-gradient(90deg,#34d399,#06b6d4);
  transform:translateY(-6px) scale(1.01);
  box-shadow:0 18px 40px rgba(6,182,212,0.12);
}

/* Smooth transitions for all affected buttons */
.btn, .btn-ghost, .small-btn, .crypto-cta{
  transition: transform .14s ease, box-shadow .14s ease, background .14s ease, border-color .14s ease;
}

/* Hover: подпрыгивание + более тёмный фон */
.btn:hover{
  transform:translateY(-4px) scale(1.01);
  box-shadow:0 18px 40px rgba(2,6,23,0.6);
  background:linear-gradient(90deg,#e6edf3,#d3e6f7); /* чуть темнее */
  color:#041;
}

.btn-ghost:hover{
  transform:translateY(-3px);
  box-shadow:0 12px 30px rgba(2,6,23,0.35);
  background:linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.00));
  border-color: rgba(255,255,255,0.12);
  color:var(--text);
}

.small-btn:hover{
  transform:translateY(-3px);
  box-shadow:0 10px 26px rgba(3,16,26,0.22);
  background:linear-gradient(90deg,#e9f1f9,#d6e8f4); /* темнее, но светлый */
  color:#072036;
}
.small-btn.btn-ghost:hover{
  background:linear-gradient(90deg,#eef6ff,#e0efff);
  border-color: rgba(3,16,26,0.12);
}

/* Crypto CTA: тёмнее градиенты при ховере */
.cta-btc:hover{
  background:linear-gradient(90deg,#d57a12,#c35f08); /* темнее */
  transform:translateY(-6px) scale(1.01);
  box-shadow:0 18px 40px rgba(147,102,22,0.16);
  color:#fff;
}
.cta-eth:hover{
  background:linear-gradient(90deg,#4f67c8,#3b54b0);
  transform:translateY(-6px) scale(1.01);
  box-shadow:0 18px 40px rgba(60,90,200,0.12);
  color:#fff;
}
.cta-usdt:hover{
  background:linear-gradient(90deg,#0ea286,#078f78);
  transform:translateY(-6px) scale(1.01);
  box-shadow:0 18px 40px rgba(6,150,130,0.12);
  color:#fff;
}

/* Плавные переходы */
.btn, .btn-ghost, .small-btn, .crypto-cta{
  transition: transform .14s ease, box-shadow .14s ease, background .14s ease, border-color .14s ease, color .14s ease;
}