/* Master Beast V8 — dark tech/crypto theme, purple/green neon */

:root {
  --bg: #07070d;
  --bg-alt: #0c0d18;
  --surface: #12131f;
  --surface-2: #171827;
  --border: #262840;
  --border-hover: #3a3d63;
  --text: #eceafc;
  --text-dim: #9a9cbd;
  --text-faint: #6669888e;

  --purple: #b24bff;
  --purple-soft: #8b5cf6;
  --green: #2bffa3;
  --green-soft: #22d98a;

  --grad: linear-gradient(120deg, var(--purple), var(--green));

  --radius: 16px;
  --radius-sm: 10px;
  --max-w: 1180px;

  --shadow-glow: 0 0 0 1px rgba(178,75,255,0.12), 0 0 40px -12px rgba(178,75,255,0.35);
  --shadow-glow-green: 0 0 0 1px rgba(43,255,163,0.12), 0 0 40px -14px rgba(43,255,163,0.35);
}

* { box-sizing: border-box; }
html { color-scheme: dark; scroll-behavior: smooth; }

body {
  margin: 0;
  background:
    radial-gradient(1100px 600px at 15% -10%, rgba(178,75,255,0.14), transparent 60%),
    radial-gradient(900px 500px at 100% 0%, rgba(43,255,163,0.10), transparent 55%),
    var(--bg);
  color: var(--text);
  font-family: "Segoe UI", Inter, system-ui, -apple-system, sans-serif;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 20px;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(7,7,13,0.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.site-header .inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: 0.02em;
}
.brand .mark {
  width: 34px; height: 34px;
  border-radius: 10px;
  display: grid; place-items: center;
  background: var(--grad);
  color: #05060a;
  font-size: 1.1rem;
  box-shadow: var(--shadow-glow);
}
.brand small {
  display: block;
  font-weight: 500;
  font-size: 0.68rem;
  color: var(--text-dim);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.nav-links {
  display: flex;
  gap: 24px;
  font-size: 0.92rem;
  color: var(--text-dim);
}
.nav-links a:hover { color: var(--text); }

/* ---------- Hero ---------- */
.hero {
  padding: 72px 0 48px;
  text-align: center;
}
.hero .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--green);
  border: 1px solid var(--border);
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(43,255,163,0.06);
  margin-bottom: 22px;
}
.hero h1 {
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1.12;
  margin: 0 0 18px;
  font-weight: 800;
  letter-spacing: -0.01em;
}
.hero h1 .accent {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero p.lead {
  max-width: 620px;
  margin: 0 auto 30px;
  color: var(--text-dim);
  font-size: 1.05rem;
}
.hero-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}
.hero-stats {
  display: flex;
  gap: 40px;
  justify-content: center;
  margin-top: 48px;
  flex-wrap: wrap;
}
.hero-stats div { text-align: center; }
.hero-stats strong {
  display: block;
  font-size: 1.6rem;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-stats span { font-size: 0.8rem; color: var(--text-dim); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: var(--grad);
  color: #05060a;
  box-shadow: var(--shadow-glow);
}
.btn-primary:hover { box-shadow: 0 0 0 1px rgba(178,75,255,0.25), 0 0 50px -8px rgba(43,255,163,0.55); }
.btn-outline {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn-outline:hover { border-color: var(--purple-soft); color: var(--purple-soft); }
.btn-block { width: 100%; }
.btn[disabled] { opacity: 0.6; cursor: default; }

/* ---------- Product grid ---------- */
.section { padding: 40px 0; }
.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}
.section-head h2 { font-size: 1.7rem; margin: 0; }
.section-head p { color: var(--text-dim); margin: 4px 0 0; font-size: 0.95rem; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
  gap: 20px;
}

.card {
  background: linear-gradient(180deg, var(--surface), var(--surface-2));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
  position: relative;
}
.card:hover {
  border-color: var(--purple-soft);
  transform: translateY(-3px);
  box-shadow: var(--shadow-glow);
}
.card .badge {
  position: absolute;
  top: 16px;
  right: 16px;
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(43,255,163,0.12);
  color: var(--green);
  border: 1px solid rgba(43,255,163,0.3);
}
.card .emoji { font-size: 1.8rem; }
.card h3 { margin: 0; font-size: 1.08rem; line-height: 1.3; }
.card .tagline { color: var(--text-dim); font-size: 0.87rem; flex-grow: 1; }
.card .price-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 6px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}
.card .price {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--green);
}
.card .price small { color: var(--text-dim); font-weight: 500; font-size: 0.72rem; }
.card .btn { padding: 10px 18px; font-size: 0.85rem; }

/* ---------- Product detail page ---------- */
.breadcrumbs {
  font-size: 0.85rem;
  color: var(--text-dim);
  margin: 22px 0;
}
.breadcrumbs a:hover { color: var(--purple-soft); }

.product-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 36px;
  align-items: start;
}
@media (max-width: 880px) {
  .product-layout { grid-template-columns: 1fr; }
}

.product-main .badge-row { display: flex; gap: 10px; margin-bottom: 14px; }
.product-main .badge {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: 999px;
  background: rgba(43,255,163,0.12);
  color: var(--green);
  border: 1px solid rgba(43,255,163,0.3);
}
.product-main h1 { font-size: clamp(1.6rem, 3.4vw, 2.3rem); margin: 0 0 10px; }
.product-main .summary { color: var(--text-dim); font-size: 1.02rem; margin-bottom: 26px; }

.feature-list {
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
  display: grid;
  gap: 10px;
}
.feature-list li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 0.95rem;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 12px 14px;
  border-radius: var(--radius-sm);
}
.feature-list li::before {
  content: "✔";
  color: var(--green);
  font-weight: 800;
  flex-shrink: 0;
}

.requirements {
  font-size: 0.85rem;
  color: var(--text-dim);
  background: var(--bg-alt);
  border: 1px dashed var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
}
.requirements strong { color: var(--text); }

/* ---------- Order panel ---------- */
.order-panel {
  position: sticky;
  top: 90px;
  background: linear-gradient(180deg, var(--surface), var(--surface-2));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
  box-shadow: var(--shadow-glow);
}
.order-panel .price-block {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 4px;
}
.order-panel .price-block .amount {
  font-size: 2.1rem;
  font-weight: 800;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.order-panel .price-block .approx { color: var(--text-dim); font-size: 0.85rem; }
.order-panel .price-note { color: var(--text-dim); font-size: 0.8rem; margin-bottom: 22px; }

.order-panel h2 { font-size: 1.05rem; margin: 0 0 16px; }

.form-field { margin-bottom: 14px; }
.form-field label {
  display: block;
  font-size: 0.82rem;
  color: var(--text-dim);
  margin-bottom: 6px;
}
.form-field input {
  width: 100%;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.form-field input::placeholder { color: var(--text-faint); }
.form-field input:focus {
  border-color: var(--purple-soft);
  box-shadow: 0 0 0 3px rgba(178,75,255,0.15);
}
.form-field .optional { color: var(--text-faint); font-weight: 400; }
.form-field.error input { border-color: #ff6b6b; }
.form-field .err-msg { display: none; color: #ff8686; font-size: 0.76rem; margin-top: 6px; }
.form-field.error .err-msg { display: block; }

.divider { border: none; border-top: 1px solid var(--border); margin: 22px 0; }

.bank-box {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px;
  margin-bottom: 18px;
}
.bank-box h3 {
  margin: 0 0 12px;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-dim);
}
.bank-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 9px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.88rem;
}
.bank-row:last-child { border-bottom: none; }
.bank-row .k { color: var(--text-dim); flex-shrink: 0; }
.bank-row .v { font-weight: 600; text-align: right; word-break: break-word; }
.copy-btn {
  flex-shrink: 0;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  padding: 6px 10px;
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.15s ease;
}
.copy-btn:hover { border-color: var(--green-soft); color: var(--green); }
.copy-btn.copied { background: rgba(43,255,163,0.14); border-color: var(--green-soft); color: var(--green); }

.delivery-note {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 0.83rem;
  color: var(--text-dim);
  background: rgba(178,75,255,0.06);
  border: 1px solid rgba(178,75,255,0.2);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  margin-bottom: 20px;
}
.delivery-note .ico { flex-shrink: 0; }

.form-status {
  margin-top: 14px;
  font-size: 0.85rem;
  text-align: center;
  color: var(--green);
  display: none;
}
.form-status.show { display: block; }

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--border);
  margin-top: 60px;
  padding: 36px 0;
  color: var(--text-dim);
  font-size: 0.85rem;
}
.site-footer .inner {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.site-footer a:hover { color: var(--purple-soft); }
.site-footer .fine {
  margin-top: 10px;
  color: var(--text-faint);
  font-size: 0.78rem;
}

.badge-strip {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 30px;
  color: var(--text-faint);
  font-size: 0.78rem;
}
.badge-strip span {
  border: 1px solid var(--border);
  padding: 6px 12px;
  border-radius: 999px;
}

@media (max-width: 600px) {
  .hero { padding: 52px 0 34px; }
  .nav-links { display: none; }
  .order-panel { position: static; }
}