/* ============================================================
   InfiniteTech India — Design System
   Cosmic Dark + Cyber Glassmorphism
   Zero external dependencies (system font stacks, inline SVG only)
   ============================================================ */

/* ---------- 1. Tokens ---------- */
:root {
  --bg-primary: #080c16;
  --bg-secondary: #0b101e;
  --bg-tertiary: #0f172a;
  --surface-card: rgba(15, 23, 42, 0.72);
  --surface-solid: #0f172a;
  --surface-raised: rgba(30, 41, 59, 0.55);
  --border-soft: #1e293b;
  --border-strong: #334155;
  --text-primary: #e8edf7;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent-color: #6366f1;
  --accent-2: #38bdf8;
  --accent-3: #a855f7;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --grad-accent: linear-gradient(135deg, #6366f1 0%, #38bdf8 100%);
  --grad-brand: linear-gradient(120deg, #6366f1, #a855f7 45%, #38bdf8);
  --shadow-lg: 0 24px 60px -20px rgba(2, 6, 23, 0.9);
  --shadow-glow: 0 0 0 1px rgba(99, 102, 241, 0.35), 0 18px 45px -18px rgba(99, 102, 241, 0.55);
  --glass-bg: rgba(11, 16, 30, 0.62);
  --glass-blur: blur(16px) saturate(140%);
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 20px;
  --font-ui: "Inter Display", Inter, "Segoe UI", system-ui, -apple-system, "Noto Sans Devanagari", sans-serif;
  --font-mono: "JetBrains Mono", "Fira Code", "SF Mono", Consolas, "Liberation Mono", monospace;
  --header-h: 122px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

[data-theme="light"] {
  --bg-primary: #eef2f9;
  --bg-secondary: #f7f9fd;
  --bg-tertiary: #ffffff;
  --surface-card: rgba(255, 255, 255, 0.82);
  --surface-solid: #ffffff;
  --surface-raised: rgba(226, 232, 240, 0.7);
  --border-soft: #dbe2ee;
  --border-strong: #b9c4d6;
  --text-primary: #0b1220;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --accent-color: #4f46e5;
  --accent-2: #0284c7;
  --accent-3: #9333ea;
  --grad-accent: linear-gradient(135deg, #4f46e5 0%, #0284c7 100%);
  --grad-brand: linear-gradient(120deg, #4f46e5, #9333ea 45%, #0284c7);
  --glass-bg: rgba(255, 255, 255, 0.7);
  --shadow-lg: 0 24px 60px -28px rgba(15, 23, 42, 0.28);
  --shadow-glow: 0 0 0 1px rgba(99, 102, 241, 0.28), 0 18px 40px -20px rgba(99, 102, 241, 0.35);
}

*, *::before, *::after { box-sizing: border-box; }

html, body { height: 100%; }

body {
  margin: 0;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-ui);
  font-size: 15px;
  line-height: 1.55;
  letter-spacing: -0.005em;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Cosmic backdrop */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(900px 520px at 12% -8%, rgba(99, 102, 241, 0.24), transparent 62%),
    radial-gradient(760px 460px at 88% 4%, rgba(56, 189, 248, 0.18), transparent 60%),
    radial-gradient(700px 600px at 50% 108%, rgba(168, 85, 247, 0.16), transparent 65%),
    linear-gradient(180deg, var(--bg-primary), var(--bg-secondary) 55%, var(--bg-primary));
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.5;
  background-image:
    linear-gradient(rgba(148, 163, 184, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.055) 1px, transparent 1px);
  background-size: 56px 56px, 56px 56px;
  mask-image: radial-gradient(120% 90% at 50% 0%, #000 30%, transparent 78%);
}
[data-theme="light"] body::after { opacity: 0.85; }

h1, h2, h3, h4 { margin: 0; letter-spacing: -0.02em; font-weight: 800; line-height: 1.14; }
h1 { font-size: clamp(30px, 5vw, 54px); }
h2 { font-size: clamp(24px, 3.2vw, 36px); }
h3 { font-size: clamp(18px, 2vw, 22px); }
p { margin: 0; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
img, svg { display: block; }

::selection { background: rgba(99, 102, 241, 0.35); }

/* Scrollbars */
* { scrollbar-width: thin; scrollbar-color: var(--border-strong) transparent; }
*::-webkit-scrollbar { width: 10px; height: 10px; }
*::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 20px; border: 2px solid transparent; background-clip: padding-box; }
*::-webkit-scrollbar-track { background: transparent; }

/* ---------- 2. Utilities ---------- */
.wrap { width: min(1320px, 94vw); margin-inline: auto; }
.wrap-wide { width: min(1680px, 97vw); margin-inline: auto; }
.mono { font-family: var(--font-mono); font-variant-ligatures: none; }
.muted { color: var(--text-secondary); }
.tiny { font-size: 11.5px; }
.center { text-align: center; }
.row { display: flex; align-items: center; gap: 10px; }
.row-between { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.col { display: flex; flex-direction: column; }
.grow { flex: 1 1 auto; min-width: 0; }
.grid { display: grid; gap: 16px; }
.hide { display: none !important; }
.grad-text {
  background: var(--grad-brand);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.divider { height: 1px; background: linear-gradient(90deg, transparent, var(--border-soft), transparent); }

.card {
  background: var(--surface-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  box-shadow: var(--shadow-lg);
}
.card-pad { padding: 22px; }
.glow-border { position: relative; }
.glow-border::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(140deg, rgba(99, 102, 241, 0.85), rgba(56, 189, 248, 0.35) 40%, transparent 72%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: 12px;
  border: 1px solid var(--border-strong);
  background: var(--surface-raised);
  color: var(--text-primary);
  font-weight: 650;
  font-size: 13.5px;
  white-space: nowrap;
  transition: transform 0.18s var(--ease), box-shadow 0.18s var(--ease), background 0.18s var(--ease), border-color 0.18s var(--ease);
}
.btn:hover { transform: translateY(-1px); border-color: var(--accent-color); box-shadow: 0 10px 26px -14px rgba(99, 102, 241, 0.9); }
.btn:active { transform: translateY(0) scale(0.985); }
.btn:focus-visible { outline: 2px solid var(--accent-2); outline-offset: 2px; }
.btn-primary {
  background: var(--grad-accent);
  border-color: transparent;
  color: #fff;
  box-shadow: 0 12px 30px -14px rgba(56, 189, 248, 0.85);
}
.btn-primary:hover { box-shadow: 0 16px 36px -14px rgba(56, 189, 248, 1); }
.btn-ghost { background: transparent; }
.btn-success { background: linear-gradient(135deg, #059669, #10b981); border-color: transparent; color: #fff; }
.btn-sm { padding: 7px 11px; font-size: 12.5px; border-radius: 10px; }
.btn-xs { padding: 4px 8px; font-size: 11.5px; border-radius: 8px; }
.btn-lg { padding: 14px 24px; font-size: 15px; }
.btn-block { width: 100%; }
.btn[disabled] { opacity: 0.5; pointer-events: none; }

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 11px;
  border-radius: 999px;
  border: 1px solid var(--border-soft);
  background: var(--surface-raised);
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  transition: all 0.16s var(--ease);
}
.chip:hover { color: var(--text-primary); border-color: var(--accent-color); }
.chip.on { background: rgba(99, 102, 241, 0.18); border-color: var(--accent-color); color: var(--text-primary); }
.chip-green { background: rgba(16, 185, 129, 0.14); border-color: rgba(16, 185, 129, 0.45); color: #34d399; }
.chip-red { background: rgba(239, 68, 68, 0.14); border-color: rgba(239, 68, 68, 0.45); color: #f87171; }
.chip-blue { background: rgba(56, 189, 248, 0.14); border-color: rgba(56, 189, 248, 0.45); color: #7dd3fc; }

/* ---------- authentication (Netlify Identity / Google) ---------- */
.avatar-lg { width: 52px; height: 52px; font-size: 18px; border-radius: 50%; }
img.avatar { object-fit: cover; }
.auth-providers { display: grid; gap: 10px; }
.auth-provider-btn {
  display: flex; align-items: center; gap: 11px; justify-content: flex-start;
  padding: 13px 16px; font-size: 14.5px; font-weight: 650; text-align: left;
}
.auth-provider-btn .grow { flex: 1; }
.auth-page .auth-benefits { margin: 0; padding-left: 18px; display: grid; gap: 9px; }
.auth-page .auth-benefits li { font-size: 13.5px; color: var(--text-secondary); line-height: 1.55; }
.auth-modal ol { color: var(--text-secondary); }
.auth-gate {
  border: 1px dashed var(--border-soft); border-radius: 14px;
  padding: 16px 18px; margin-bottom: 18px; display: flex; gap: 14px;
  align-items: center; flex-wrap: wrap; justify-content: space-between;
  background: var(--surface-raised);
}
.auth-gate p { margin: 0; font-size: 13.5px; color: var(--text-secondary); }

.field {
  width: 100%;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-soft);
  border-radius: 12px;
  padding: 11px 13px;
  color: var(--text-primary);
  transition: border-color 0.16s var(--ease), box-shadow 0.16s var(--ease);
}
.field:focus { outline: none; border-color: var(--accent-color); box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.18); }
.field::placeholder { color: var(--text-muted); }
select.field { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--text-muted) 50%), linear-gradient(135deg, var(--text-muted) 50%, transparent 50%); background-position: calc(100% - 18px) 55%, calc(100% - 13px) 55%; background-size: 5px 5px, 5px 5px; background-repeat: no-repeat; }
label.lbl { display: block; font-size: 12px; font-weight: 650; color: var(--text-secondary); margin-bottom: 6px; }

input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent-color) var(--fill, 40%), var(--border-soft) var(--fill, 40%));
  outline: none;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--accent-color);
  box-shadow: 0 4px 14px rgba(99, 102, 241, 0.7);
  cursor: grab;
}
input[type="range"]::-moz-range-thumb {
  width: 16px; height: 16px; border-radius: 50%;
  background: #fff; border: 3px solid var(--accent-color); cursor: grab;
}

.pulse-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--success); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); animation: pulse 2.2s infinite; flex: 0 0 auto; }
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.55); }
  70% { box-shadow: 0 0 0 10px rgba(16, 185, 129, 0); }
  100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}
.dot-red { background: var(--danger); animation-name: pulseRed; }
@keyframes pulseRed { 0% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.5); } 70% { box-shadow: 0 0 0 10px rgba(239, 68, 68, 0); } 100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0); } }

.spin { animation: spin 0.9s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.fade-in { animation: fadeIn 0.45s var(--ease) both; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(14px) scale(0.995); } to { opacity: 1; transform: none; } }

.skel { background: linear-gradient(90deg, var(--surface-raised) 25%, rgba(148, 163, 184, 0.22) 50%, var(--surface-raised) 75%); background-size: 200% 100%; animation: shimmer 1.2s infinite; border-radius: 8px; }
@keyframes shimmer { to { background-position: -200% 0; } }

/* ---------- 3. App shell ---------- */
#app { min-height: 100vh; display: flex; flex-direction: column; }
#view { flex: 1 0 auto; padding-bottom: 64px; }
.page-enter { animation: fadeIn 0.42s var(--ease) both; }

/* Offer banner */
#offer-bar {
  background: linear-gradient(90deg, rgba(99, 102, 241, 0.22), rgba(56, 189, 248, 0.14), rgba(16, 185, 129, 0.16));
  border-bottom: 1px solid var(--border-soft);
  font-size: 12.6px;
  font-weight: 600;
  color: var(--text-primary);
  position: relative;
  z-index: 60;
}
#offer-bar .inner { display: flex; align-items: center; justify-content: center; gap: 14px; padding: 8px 16px; text-align: center; }
#offer-bar code { background: rgba(0, 0, 0, 0.35); border: 1px dashed rgba(255, 255, 255, 0.28); padding: 2px 8px; border-radius: 6px; font-family: var(--font-mono); font-size: 11.5px; }
[data-theme="light"] #offer-bar code { background: rgba(255, 255, 255, 0.6); border-color: var(--border-strong); }
#offer-bar .close-offer { background: none; border: none; color: var(--text-secondary); font-size: 16px; line-height: 1; }

/* Header */
#site-header {
  position: sticky;
  top: 0;
  z-index: 55;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--border-soft);
}
.hd-top { display: flex; align-items: center; gap: 18px; padding: 12px 0; }
.brand { display: flex; align-items: center; gap: 11px; flex: 0 0 auto; }
.brand-mark { width: 38px; height: 38px; flex: 0 0 auto; }
.brand-name { font-size: 16.5px; font-weight: 800; letter-spacing: -0.03em; line-height: 1.05; }
.brand-sub { font-size: 10px; color: var(--text-muted); letter-spacing: 0.16em; text-transform: uppercase; font-weight: 700; }
.hd-status { display: flex; align-items: center; gap: 7px; font-size: 11.5px; color: var(--text-secondary); border: 1px solid var(--border-soft); padding: 5px 10px; border-radius: 999px; background: var(--surface-raised); }

.nav { display: flex; align-items: center; gap: 2px; flex: 1 1 auto; justify-content: center; flex-wrap: wrap; }
.nav a {
  position: relative;
  padding: 9px 13px;
  border-radius: 10px;
  font-size: 13.5px;
  font-weight: 620;
  color: var(--text-secondary);
  transition: color 0.16s var(--ease), background 0.16s var(--ease);
}
.nav a:hover { color: var(--text-primary); background: var(--surface-raised); }
.nav a.active { color: var(--text-primary); }
.nav a.active::after {
  content: "";
  position: absolute;
  left: 12px; right: 12px; bottom: 3px;
  height: 2px;
  border-radius: 2px;
  background: var(--grad-accent);
  box-shadow: 0 0 10px rgba(99, 102, 241, 0.9);
}
.hd-tools { display: flex; align-items: center; gap: 8px; flex: 0 0 auto; }
.tool-btn {
  display: inline-flex; align-items: center; gap: 6px;
  border: 1px solid var(--border-soft);
  background: var(--surface-raised);
  border-radius: 10px;
  padding: 7px 10px;
  font-size: 12px;
  font-weight: 650;
  color: var(--text-secondary);
}
.tool-btn:hover { color: var(--text-primary); border-color: var(--accent-color); }
.cart-btn { position: relative; }
.cart-badge {
  position: absolute;
  top: -6px; right: -6px;
  min-width: 18px; height: 18px;
  padding: 0 5px;
  border-radius: 999px;
  background: var(--grad-accent);
  color: #fff;
  font-size: 10.5px;
  font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.8);
}
.cart-badge.zero { display: none; }
.user-chip { display: flex; align-items: center; gap: 8px; padding: 5px 10px 5px 5px; border-radius: 999px; border: 1px solid var(--border-soft); background: var(--surface-raised); }
.avatar { width: 26px; height: 26px; border-radius: 50%; background: var(--grad-brand); display: grid; place-items: center; font-size: 11px; font-weight: 800; color: #fff; }
.dropdown { position: relative; }
.dropdown-menu {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  min-width: 268px;
  padding: 10px;
  border-radius: var(--radius);
  background: var(--surface-solid);
  border: 1px solid var(--border-strong);
  box-shadow: var(--shadow-lg);
  z-index: 80;
  opacity: 0;
  transform: translateY(-8px) scale(0.98);
  pointer-events: none;
  transition: all 0.2s var(--ease);
}
.dropdown.open .dropdown-menu { opacity: 1; transform: none; pointer-events: auto; }
.dd-item { display: flex; align-items: center; gap: 10px; width: 100%; text-align: left; padding: 9px 10px; border-radius: 10px; background: none; border: none; font-size: 13px; color: var(--text-secondary); }
.dd-item:hover { background: var(--surface-raised); color: var(--text-primary); }
.menu-toggle { display: none; }

/* ---------- 4. Sections / hero ---------- */
section.block { padding: 68px 0; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 11.5px; font-weight: 750; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--accent-2);
  border: 1px solid rgba(56, 189, 248, 0.3);
  background: rgba(56, 189, 248, 0.08);
  padding: 6px 12px;
  border-radius: 999px;
}
.lead { font-size: 16px; color: var(--text-secondary); max-width: 62ch; }
.hero { position: relative; padding: 62px 0 40px; }
.hero-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 40px; align-items: center; }
.kpi-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 26px; }
.kpi { padding: 14px 16px; border-radius: var(--radius); border: 1px solid var(--border-soft); background: var(--surface-card); }
.kpi b { display: block; font-size: 21px; letter-spacing: -0.03em; }
.kpi span { font-size: 11.5px; color: var(--text-muted); }

/* Search bar */
.search-shell {
  display: flex; align-items: center; gap: 10px;
  padding: 10px;
  border-radius: 18px;
  border: 1px solid var(--border-strong);
  background: var(--surface-card);
  backdrop-filter: var(--glass-blur);
  box-shadow: var(--shadow-glow);
}
.search-shell .field { background: transparent; border: none; font-size: 16px; padding: 12px 14px; }
.search-shell .field:focus { box-shadow: none; }
.tld-pills { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 14px; }

/* Tables */
.tbl-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--border-soft); background: var(--surface-card); }
table.tbl { width: 100%; border-collapse: collapse; font-size: 13.5px; min-width: 720px; }
table.tbl th, table.tbl td { padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--border-soft); white-space: nowrap; }
table.tbl thead th { font-size: 11.5px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-muted); background: rgba(148, 163, 184, 0.06); position: sticky; top: 0; }
table.tbl tbody tr:hover { background: rgba(99, 102, 241, 0.06); }
table.tbl tr.ours { background: rgba(16, 185, 129, 0.08); }
table.tbl tr.ours td { font-weight: 650; }
table.tbl tr.ours:hover { background: rgba(16, 185, 129, 0.13); }
.price-strong { font-weight: 800; letter-spacing: -0.02em; }

/* Pricing cards */
.tier-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.tier { position: relative; display: flex; flex-direction: column; padding: 26px; }
.tier .badge-pop {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--grad-accent); color: #fff;
  font-size: 11px; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase;
  padding: 5px 12px; border-radius: 999px;
}
.tier ul { list-style: none; padding: 0; margin: 18px 0 0; display: grid; gap: 9px; }
.tier li { display: flex; gap: 9px; font-size: 13.5px; color: var(--text-secondary); }
.tier li::before { content: "✓"; color: var(--success); font-weight: 800; }

/* Datacenter map */
.dc-map { position: relative; border-radius: var(--radius-lg); border: 1px solid var(--border-soft); background: radial-gradient(120% 100% at 20% 0%, rgba(99, 102, 241, 0.12), transparent 60%), var(--bg-tertiary); overflow: hidden; }
.dc-pin {
  position: absolute;
  transform: translate(-50%, -50%);
  display: flex; align-items: center; gap: 8px;
  padding: 6px 11px 6px 8px;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  background: var(--surface-solid);
  font-size: 11.5px; font-weight: 700;
  cursor: pointer;
  transition: all 0.18s var(--ease);
}
.dc-pin:hover, .dc-pin.on { border-color: var(--accent-2); box-shadow: 0 0 0 4px rgba(56, 189, 248, 0.16); transform: translate(-50%, -50%) scale(1.04); }
.dc-pin .ring { width: 9px; height: 9px; border-radius: 50%; background: var(--success); box-shadow: 0 0 10px var(--success); }

/* ---------- 5. Cart drawer ---------- */
.scrim {
  position: fixed; inset: 0; z-index: 90;
  background: rgba(2, 6, 23, 0.68);
  backdrop-filter: blur(4px);
  opacity: 0; pointer-events: none;
  transition: opacity 0.28s var(--ease);
}
.scrim.on { opacity: 1; pointer-events: auto; }
.drawer {
  position: fixed; top: 0; right: 0; bottom: 0;
  width: min(440px, 94vw);
  z-index: 100;
  background: var(--surface-solid);
  border-left: 1px solid var(--border-strong);
  box-shadow: -30px 0 80px -30px rgba(0, 0, 0, 0.85);
  transform: translateX(102%);
  transition: transform 0.34s var(--ease);
  display: flex; flex-direction: column;
}
.drawer.on { transform: none; }
.drawer-head { padding: 18px 20px; border-bottom: 1px solid var(--border-soft); }
.drawer-body { padding: 18px 20px; overflow-y: auto; flex: 1 1 auto; }
.drawer-foot { padding: 18px 20px; border-top: 1px solid var(--border-soft); background: var(--bg-tertiary); }
.line { display: flex; gap: 12px; padding: 13px 0; border-bottom: 1px dashed var(--border-soft); }
.line:last-child { border-bottom: none; }
.bill-row { display: flex; justify-content: space-between; gap: 12px; font-size: 13.5px; padding: 5px 0; color: var(--text-secondary); }
.bill-row.total { font-size: 19px; font-weight: 800; color: var(--text-primary); border-top: 1px solid var(--border-soft); margin-top: 8px; padding-top: 12px; letter-spacing: -0.02em; }

/* ---------- 6. Modal / toasts ---------- */
.modal-scrim {
  position: fixed; inset: 0; z-index: 120;
  background: rgba(2, 6, 23, 0.72);
  backdrop-filter: blur(6px);
  display: grid; place-items: center;
  padding: 20px;
  opacity: 0; pointer-events: none;
  transition: opacity 0.24s var(--ease);
}
.modal-scrim.on { opacity: 1; pointer-events: auto; }
.modal {
  width: min(760px, 100%);
  max-height: 86vh;
  overflow: auto;
  background: var(--surface-solid);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  transform: translateY(14px) scale(0.98);
  transition: transform 0.24s var(--ease);
}
.modal-scrim.on .modal { transform: none; }
.modal-head { padding: 18px 22px; border-bottom: 1px solid var(--border-soft); position: sticky; top: 0; background: var(--surface-solid); z-index: 2; }
.modal-body { padding: 22px; }

#toasts { position: fixed; right: 18px; bottom: 18px; z-index: 200; display: grid; gap: 10px; width: min(360px, calc(100vw - 36px)); }
.toast {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--border-strong);
  background: var(--surface-solid);
  box-shadow: var(--shadow-lg);
  font-size: 13px;
  animation: toastIn 0.3s var(--ease) both;
}
@keyframes toastIn { from { opacity: 0; transform: translateX(24px); } to { opacity: 1; transform: none; } }
.toast.ok { border-left: 3px solid var(--success); }
.toast.err { border-left: 3px solid var(--danger); }
.toast.info { border-left: 3px solid var(--accent-2); }

/* ---------- 7. Codex Studio ---------- */
.studio {
  --gutter-w: 58px;
  display: grid;
  grid-template-rows: auto 1fr auto;
  height: calc(100vh - var(--header-h) - 44px);
  min-height: 620px;
  gap: 0;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-secondary);
  box-shadow: var(--shadow-lg);
}
.cmd-bar {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-soft);
  background: linear-gradient(180deg, rgba(99, 102, 241, 0.1), transparent);
  flex-wrap: wrap;
}
.cmd-tag { display: flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: 12px; font-weight: 700; letter-spacing: 0.02em; padding: 6px 10px; border-radius: 10px; border: 1px solid rgba(16, 185, 129, 0.35); background: rgba(16, 185, 129, 0.1); color: #6ee7b7; }
.proj-input {
  font-family: var(--font-mono);
  font-size: 12.5px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-soft);
  border-radius: 10px;
  padding: 7px 11px;
  min-width: 230px;
  color: var(--text-primary);
}
.proj-input:focus { outline: none; border-color: var(--accent-color); }
.seg { display: inline-flex; padding: 3px; gap: 3px; border-radius: 11px; border: 1px solid var(--border-soft); background: var(--bg-tertiary); }
.seg button { border: none; background: transparent; color: var(--text-secondary); padding: 6px 11px; border-radius: 8px; font-size: 12px; font-weight: 650; }
.seg button.on { background: var(--grad-accent); color: #fff; box-shadow: 0 6px 16px -8px rgba(99, 102, 241, 1); }

.studio-body { display: grid; grid-template-columns: 1fr 1fr; min-height: 0; }
.studio-body[data-layout="code"] { grid-template-columns: 1fr 0fr; }
.studio-body[data-layout="preview"] { grid-template-columns: 0fr 1fr; }
.pane { min-width: 0; min-height: 0; display: flex; flex-direction: column; overflow: hidden; }
.pane-left { border-right: 1px solid var(--border-soft); }
.studio-body[data-layout="code"] .pane-right,
.studio-body[data-layout="preview"] .pane-left { display: none; }
.studio-body[data-layout="code"] .pane-left { border-right: none; }

.file-tabs { display: flex; align-items: center; gap: 2px; padding: 8px 8px 0; border-bottom: 1px solid var(--border-soft); background: var(--bg-tertiary); overflow-x: auto; }
.file-tab {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 8px 13px;
  border: 1px solid transparent;
  border-bottom: none;
  border-radius: 10px 10px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  background: transparent;
  white-space: nowrap;
}
.file-tab.on { color: var(--text-primary); background: var(--bg-secondary); border-color: var(--border-soft); }
.file-tab .dotmod { width: 6px; height: 6px; border-radius: 50%; background: var(--warning); }

.editor-area { display: grid; grid-template-columns: var(--gutter-w) 1fr; flex: 1 1 auto; min-height: 0; background: var(--bg-secondary); }
.gutter {
  overflow: hidden;
  padding: 14px 10px 14px 0;
  text-align: right;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 20px;
  color: var(--text-muted);
  background: var(--bg-tertiary);
  border-right: 1px solid var(--border-soft);
  user-select: none;
  white-space: pre;
}
.gutter div.cur { color: var(--accent-2); background: rgba(56, 189, 248, 0.12); border-radius: 4px; }
#codeEditor {
  width: 100%;
  height: 100%;
  resize: none;
  border: none;
  outline: none;
  background: transparent;
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 20px;
  padding: 14px 16px;
  tab-size: 2;
  white-space: pre;
  overflow: auto;
  caret-color: var(--accent-2);
}
.status-bar {
  display: flex; align-items: center; gap: 14px;
  padding: 6px 12px;
  border-top: 1px solid var(--border-soft);
  background: var(--bg-tertiary);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  flex-wrap: wrap;
}
.status-bar b { color: var(--text-secondary); font-weight: 600; }

.terminal {
  border-top: 1px solid var(--border-soft);
  background: #05070d;
  display: flex; flex-direction: column;
  height: 208px;
  transition: height 0.28s var(--ease);
}
.terminal.collapsed { height: 38px; }
.term-head { display: flex; align-items: center; gap: 10px; padding: 8px 12px; border-bottom: 1px solid rgba(148, 163, 184, 0.14); font-family: var(--font-mono); font-size: 11.5px; color: #94a3b8; }
.term-log { flex: 1 1 auto; overflow-y: auto; padding: 10px 12px; font-family: var(--font-mono); font-size: 11.5px; line-height: 1.65; }
.term-log .ln { display: flex; gap: 8px; }
.term-log .ts { color: #475569; flex: 0 0 auto; }
.tag-AST { color: #a78bfa; }
.tag-SYNTHESIS { color: #38bdf8; }
.tag-RENDER { color: #10b981; }
.tag-AUTH { color: #f59e0b; }
.tag-ERR { color: #f87171; }
.tag-INFO { color: #64748b; }
.term-msg { color: #cbd5e1; white-space: pre-wrap; word-break: break-word; }

/* Sandbox */
.sandbox-head { display: flex; align-items: center; gap: 10px; padding: 9px 12px; border-bottom: 1px solid var(--border-soft); background: var(--bg-tertiary); flex-wrap: wrap; }
.tl { display: flex; gap: 6px; }
.tl i { width: 11px; height: 11px; border-radius: 50%; display: block; }
.tl .r { background: #ff5f57; } .tl .y { background: #febc2e; } .tl .g { background: #28c840; }
.addr {
  flex: 1 1 220px;
  display: flex; align-items: center; gap: 8px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-soft);
  border-radius: 999px;
  padding: 6px 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-secondary);
  min-width: 0;
}
.addr span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.viewport-stage { flex: 1 1 auto; overflow: auto; background: repeating-conic-gradient(rgba(148, 163, 184, 0.07) 0% 25%, transparent 0% 50%) 0 0 / 22px 22px, var(--bg-primary); padding: 16px; display: grid; place-items: start center; }
.device-frame {
  width: 100%;
  height: 100%;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border-strong);
  background: #fff;
  box-shadow: 0 30px 70px -30px rgba(0, 0, 0, 0.9);
  transition: width 0.32s var(--ease), height 0.32s var(--ease);
}
.device-frame iframe { width: 100%; height: 100%; border: none; display: block; background: #fff; }

/* Prompt dock */
.prompt-dock {
  border-top: 1px solid var(--border-soft);
  background: linear-gradient(180deg, transparent, rgba(99, 102, 241, 0.08));
  padding: 12px;
}
.chip-row { display: flex; gap: 7px; flex-wrap: wrap; margin-bottom: 10px; }
.prompt-shell { display: flex; gap: 10px; align-items: flex-end; }
.prompt-shell textarea {
  flex: 1 1 auto;
  min-height: 46px;
  max-height: 140px;
  resize: vertical;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-strong);
  border-radius: 14px;
  padding: 12px 14px;
  font-size: 13.5px;
  color: var(--text-primary);
}
.prompt-shell textarea:focus { outline: none; border-color: var(--accent-color); box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.16); }

.param-drawer {
  position: absolute;
  right: 0; bottom: 0; top: 0;
  width: min(340px, 92%);
  background: var(--surface-solid);
  border-left: 1px solid var(--border-strong);
  padding: 18px;
  overflow-y: auto;
  z-index: 30;
  transform: translateX(102%);
  transition: transform 0.3s var(--ease);
  box-shadow: -24px 0 60px -24px rgba(0, 0, 0, 0.8);
}
.param-drawer.on { transform: none; }
.studio-shell { position: relative; }

/* ---------- 8. Checkout ---------- */
.steps { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 22px; }
.step { display: flex; align-items: center; gap: 9px; padding: 8px 13px; border-radius: 999px; border: 1px solid var(--border-soft); font-size: 12.5px; color: var(--text-muted); background: var(--surface-card); }
.step.on { border-color: var(--accent-color); color: var(--text-primary); background: rgba(99, 102, 241, 0.12); }
.step.done { border-color: rgba(16, 185, 129, 0.5); color: #6ee7b7; }
.pay-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.pay-card { padding: 16px; border-radius: var(--radius); border: 1px solid var(--border-soft); background: var(--surface-card); }
.pay-card.on { border-color: var(--accent-color); box-shadow: var(--shadow-glow); }
.opt-row { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; margin-top: 12px; }
.opt {
  display: flex; align-items: center; gap: 9px;
  padding: 11px 12px;
  border-radius: 11px;
  border: 1px solid var(--border-soft);
  background: var(--bg-tertiary);
  font-size: 13px; font-weight: 600;
  cursor: pointer;
}
.opt.on { border-color: var(--accent-2); background: rgba(56, 189, 248, 0.12); }
.qr-box { width: 190px; height: 190px; padding: 12px; background: #fff; border-radius: 14px; }
.qr-box svg { width: 100%; height: 100%; }

.invoice-doc { font-family: var(--font-mono); font-size: 12px; }

/* Trial */
.trial-wrap { display: grid; grid-template-rows: auto 1fr; height: calc(100vh - var(--header-h)); min-height: 520px; }
.trial-bar { display: flex; align-items: center; gap: 12px; padding: 10px 14px; border-bottom: 1px solid var(--border-soft); background: var(--bg-tertiary); flex-wrap: wrap; }
.trial-frame { width: 100%; height: 100%; border: none; background: #fff; }
.locked { display: grid; place-items: center; padding: 60px 20px; text-align: center; }
.lock-icon { width: 74px; height: 74px; margin: 0 auto 18px; border-radius: 22px; display: grid; place-items: center; background: rgba(239, 68, 68, 0.12); border: 1px solid rgba(239, 68, 68, 0.4); }

/* Footer */
#site-footer { border-top: 1px solid var(--border-soft); background: var(--bg-secondary); padding: 40px 0 26px; }
.foot-grid { display: grid; grid-template-columns: 1.6fr repeat(3, 1fr); gap: 26px; }
.foot-grid h4 { font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 12px; }
.foot-grid a { display: block; font-size: 13px; color: var(--text-secondary); padding: 4px 0; }
.foot-grid a:hover { color: var(--text-primary); }

/* ---------- 9. Responsive ---------- */
@media (max-width: 1180px) {
  .hero-grid { grid-template-columns: 1fr; }
  .kpi-row { grid-template-columns: repeat(2, 1fr); }
  .tier-grid { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .pay-grid { grid-template-columns: 1fr; }
}
@media (max-width: 1024px) {
  .nav { order: 3; width: 100%; justify-content: flex-start; overflow-x: auto; padding-bottom: 4px; }
  .hd-top { flex-wrap: wrap; gap: 12px; }
  :root { --header-h: 168px; }
  .studio { height: auto; }
  .studio-body { grid-template-columns: 1fr !important; grid-template-rows: minmax(340px, 46vh) minmax(340px, 46vh); }
  .studio-body .pane-left { border-right: none; border-bottom: 1px solid var(--border-soft); }
  .studio-body[data-layout="code"] .pane-right, .studio-body[data-layout="preview"] .pane-left { display: none; }
  .studio-body[data-layout="code"], .studio-body[data-layout="preview"] { grid-template-rows: 1fr; }
}
@media (max-width: 720px) {
  .hd-tools .hide-sm { display: none; }
  .kpi-row { grid-template-columns: 1fr 1fr; }
  .foot-grid { grid-template-columns: 1fr; }
  section.block { padding: 44px 0; }
  .cmd-bar { gap: 8px; }
  .proj-input { min-width: 150px; flex: 1 1 150px; }
  .viewport-stage { padding: 8px; }
  .terminal { height: 170px; }
}
@media (min-width: 2200px) {
  body { font-size: 16.5px; }
  .wrap { width: min(1600px, 88vw); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}