/* Forge — design system v1
 * Sophisticated dark theme, violet→fuchsia gradient identity,
 * Inter typography, real component vocabulary.
 *
 * Bundled per-project (Cloudflare Pages can't share static assets
 * cross-origin; copy this file into each module repo + version it.)
 */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  /* Surfaces (warm-tinted dark, not flat black — feels expensive) */
  --bg: #0a0a0c;
  --bg-2: #0f0e12;
  --surface: #16161b;
  --surface-2: #1c1c22;
  --surface-3: #24242b;
  --border: #2a2a32;
  --border-strong: #3a3a44;

  /* Text */
  --text: #f5f5f7;
  --text-2: #c2c2c9;
  --text-dim: #8c8c95;
  --text-muted: #5d5d66;

  /* Brand — violet→fuchsia gradient + warm gold spark */
  --brand-1: #a78bfa;       /* violet 400 */
  --brand-2: #d946ef;       /* fuchsia 500 */
  --brand-3: #fcd34d;       /* gold 300 — spark accent */
  --brand-grad: linear-gradient(135deg, #a78bfa 0%, #d946ef 60%, #fcd34d 120%);
  --brand-grad-soft: linear-gradient(135deg, rgba(167,139,250,0.16), rgba(217,70,239,0.12));
  --brand-glow: 0 0 0 1px rgba(167,139,250,0.4), 0 0 24px rgba(167,139,250,0.25);

  /* Status */
  --ok: #34d399;
  --warn: #fbbf24;
  --err: #f87171;
  --info: #60a5fa;

  /* Type */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;

  /* Radius + shadow */
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 14px;
  --r-xl: 20px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 24px rgba(0,0,0,0.4);
  --shadow-lg: 0 16px 48px rgba(0,0,0,0.5);

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --t-fast: 120ms var(--ease);
  --t-med: 200ms var(--ease);
  --t-slow: 320ms var(--ease);
}

/* ----------------- Reset ----------------- */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.55;
  font-feature-settings: 'cv02', 'cv03', 'cv04', 'cv11';
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
  background-image:
    radial-gradient(900px 600px at 90% -10%, rgba(167,139,250,0.07), transparent 70%),
    radial-gradient(900px 700px at -10% 110%, rgba(217,70,239,0.05), transparent 70%);
  background-attachment: fixed;
}
a { color: var(--brand-1); text-decoration: none; transition: color var(--t-fast); }
a:hover { color: var(--brand-2); }

/* ----------------- Top nav ----------------- */
.forge-nav {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 28px;
  background: rgba(10,10,12,0.72);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid var(--border);
}
.forge-brand {
  display: flex; align-items: center; gap: 10px;
  font-weight: 700; font-size: 15px; letter-spacing: -0.01em;
  color: var(--text);
}
.forge-brand-mark {
  display: inline-block;
  width: 22px; height: 22px;
  border-radius: 6px;
  background: var(--brand-grad);
  box-shadow: 0 4px 16px rgba(167,139,250,0.4);
  position: relative;
}
.forge-brand-mark::after {
  content: ''; position: absolute; inset: 4px;
  border-radius: 3px; background: var(--bg-2);
}
.forge-brand-mark::before {
  content: ''; position: absolute; inset: 8px;
  border-radius: 1px; background: var(--brand-grad);
}
.forge-modules { display: flex; gap: 4px; }
.forge-module-link {
  padding: 7px 12px;
  font-size: 13px; font-weight: 500;
  color: var(--text-dim);
  border-radius: var(--r-sm);
  transition: background var(--t-fast), color var(--t-fast);
}
.forge-module-link:hover { color: var(--text); background: var(--surface-2); }
.forge-module-link.active {
  color: var(--text);
  background: var(--surface-2);
  box-shadow: inset 0 0 0 1px var(--border);
}
.forge-meta {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--text-muted);
}

/* ----------------- Layout ----------------- */
.forge-shell {
  max-width: 1240px;
  margin: 0 auto;
  padding: 32px 28px 64px;
}
.forge-hero {
  margin-bottom: 32px;
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 24px;
}
.forge-hero-title {
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin: 0 0 8px;
  background: var(--brand-grad);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  display: inline-block;
}
.forge-hero-sub {
  font-size: 15px;
  color: var(--text-dim);
  margin: 0;
  max-width: 640px;
}

.forge-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.forge-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.forge-grid-5 { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; }
@media (max-width: 980px) {
  .forge-grid-2, .forge-grid-3 { grid-template-columns: 1fr; }
  .forge-grid-5 { grid-template-columns: repeat(2, 1fr); }
}

/* ----------------- Panel ----------------- */
.forge-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 24px;
  position: relative;
  transition: border-color var(--t-med), box-shadow var(--t-med);
}
.forge-panel::before {
  content: '';
  position: absolute; inset: 0;
  border-radius: var(--r-lg);
  padding: 1px;
  background: linear-gradient(180deg, rgba(167,139,250,0.15), transparent 30%);
  -webkit-mask: linear-gradient(#000, #000) content-box, linear-gradient(#000, #000);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  pointer-events: none;
}
.forge-panel-title {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  margin: 0 0 18px;
  display: flex; align-items: center; gap: 8px;
}
.forge-panel-title .step-n {
  display: inline-flex; align-items: center; justify-content: center;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--surface-3);
  color: var(--text-2);
  font-size: 10px; font-weight: 700;
  font-family: var(--font-mono);
}

/* ----------------- Forms ----------------- */
.forge-field { margin-bottom: 14px; }
.forge-label {
  display: block;
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  margin-bottom: 6px;
}
.forge-input, .forge-select, .forge-textarea {
  width: 100%;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  color: var(--text);
  font: 500 14px var(--font-sans);
  padding: 9px 12px;
  transition: border-color var(--t-fast), box-shadow var(--t-fast), background var(--t-fast);
}
.forge-input:hover, .forge-select:hover, .forge-textarea:hover { border-color: var(--border-strong); }
.forge-input:focus, .forge-select:focus, .forge-textarea:focus {
  outline: none;
  border-color: var(--brand-1);
  background: var(--surface-3);
  box-shadow: 0 0 0 3px rgba(167,139,250,0.18);
}
.forge-input::placeholder, .forge-textarea::placeholder { color: var(--text-muted); }
.forge-textarea { min-height: 64px; resize: vertical; font-family: var(--font-sans); }
.forge-hint { font-size: 11px; color: var(--text-muted); margin-top: 6px; }

.forge-file {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 12px;
  background: var(--surface-2); border: 1px dashed var(--border-strong);
  border-radius: var(--r-sm); cursor: pointer; transition: background var(--t-fast), border-color var(--t-fast);
}
.forge-file:hover { background: var(--surface-3); border-color: var(--brand-1); }
.forge-file input { font-size: 12px; color: var(--text-dim); }

/* ----------------- Buttons ----------------- */
.forge-btn {
  display: inline-flex; align-items: center; gap: 8px;
  font: 600 13.5px var(--font-sans);
  padding: 10px 16px;
  border-radius: var(--r-sm);
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform var(--t-fast), box-shadow var(--t-fast), background var(--t-fast), opacity var(--t-fast);
  user-select: none;
  white-space: nowrap;
}
.forge-btn:hover { transform: translateY(-1px); }
.forge-btn:active { transform: translateY(0); }
.forge-btn:disabled { opacity: 0.45; cursor: not-allowed; transform: none; }

.forge-btn-primary {
  color: #0a0a0c;
  background: var(--brand-grad);
  box-shadow: 0 4px 18px rgba(167,139,250,0.32), inset 0 1px 0 rgba(255,255,255,0.25);
}
.forge-btn-primary:hover { box-shadow: 0 8px 28px rgba(167,139,250,0.48), inset 0 1px 0 rgba(255,255,255,0.3); }

.forge-btn-ghost {
  color: var(--text-2);
  background: var(--surface-2);
  border-color: var(--border);
}
.forge-btn-ghost:hover { background: var(--surface-3); border-color: var(--border-strong); color: var(--text); }

.forge-btn-link {
  background: transparent;
  color: var(--text-dim);
  padding: 6px 10px;
}
.forge-btn-link:hover { color: var(--text); background: var(--surface-2); }

/* ----------------- Pills + badges ----------------- */
.forge-pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 8px; border-radius: 999px;
  font-size: 11px; font-weight: 600;
  letter-spacing: 0.02em;
  background: var(--surface-3); color: var(--text-2);
  border: 1px solid var(--border);
}
.forge-pill-ok   { background: rgba(52,211,153,0.12); color: var(--ok); border-color: rgba(52,211,153,0.3); }
.forge-pill-warn { background: rgba(251,191,36,0.12); color: var(--warn); border-color: rgba(251,191,36,0.3); }
.forge-pill-err  { background: rgba(248,113,113,0.12); color: var(--err); border-color: rgba(248,113,113,0.3); }
.forge-pill-info { background: rgba(96,165,250,0.12); color: var(--info); border-color: rgba(96,165,250,0.3); }
.forge-pill-brand { background: var(--brand-grad-soft); color: var(--brand-1); border-color: rgba(167,139,250,0.35); }

.forge-dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

/* ----------------- Selectable chips (market chooser etc.) ----------------- */
.forge-chip {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 14px 10px;
  text-align: center;
  cursor: pointer;
  transition: border-color var(--t-fast), background var(--t-fast), transform var(--t-fast);
  user-select: none;
}
.forge-chip:hover { border-color: var(--border-strong); transform: translateY(-1px); }
.forge-chip.selected {
  border-color: rgba(167,139,250,0.5);
  background: var(--brand-grad-soft);
  box-shadow: 0 0 0 1px rgba(167,139,250,0.2), 0 8px 24px rgba(167,139,250,0.15);
}
.forge-chip .chip-emoji { font-size: 22px; display: block; margin-bottom: 6px; }
.forge-chip .chip-code  { font-weight: 700; font-size: 13px; color: var(--text); }
.forge-chip .chip-name  { font-size: 11px; color: var(--text-dim); margin-top: 2px; }

/* ----------------- Progress stream ----------------- */
.forge-stream {
  font-family: var(--font-mono);
  font-size: 12px;
  display: flex; flex-direction: column; gap: 4px;
  max-height: 460px; overflow-y: auto;
}
.forge-stream-item {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 12px;
  background: var(--surface-2);
  border-left: 2px solid var(--border);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  animation: slide-in 240ms var(--ease);
}
@keyframes slide-in { from { opacity: 0; transform: translateX(-6px); } to { opacity: 1; transform: none; } }
.forge-stream-item .step-name { flex: 1; color: var(--text); }
.forge-stream-item .step-time { color: var(--text-muted); font-size: 11px; }
.forge-stream-item.start { border-left-color: var(--warn); }
.forge-stream-item.ok    { border-left-color: var(--ok); }
.forge-stream-item.fail  { border-left-color: var(--err); }
.forge-stream-item.done  { border-left-color: var(--brand-1); background: var(--brand-grad-soft); }

/* ----------------- File list / artifacts ----------------- */
.forge-files { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 8px; }
.forge-file-card {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 14px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  font-size: 13px;
  transition: border-color var(--t-fast), background var(--t-fast);
}
.forge-file-card:hover { border-color: var(--brand-1); background: var(--surface-3); }
.forge-file-card .file-icon {
  width: 28px; height: 28px; flex-shrink: 0;
  border-radius: var(--r-sm);
  background: var(--brand-grad-soft);
  color: var(--brand-1);
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-size: 10px; font-weight: 700;
}
.forge-file-card a { color: var(--text); font-weight: 500; }
.forge-file-card .file-meta { color: var(--text-muted); font-size: 11px; font-family: var(--font-mono); }

/* ----------------- Code / JSON viewer ----------------- */
.forge-code {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 16px;
  font: 500 12px/1.55 var(--font-mono);
  color: var(--text-2);
  overflow: auto;
  max-height: 420px;
  white-space: pre;
  tab-size: 2;
}

/* ----------------- Empty states ----------------- */
.forge-empty {
  text-align: center;
  padding: 36px 20px;
  color: var(--text-dim);
  font-size: 13px;
  background: var(--surface-2);
  border: 1px dashed var(--border);
  border-radius: var(--r-md);
}

/* ----------------- Alert / blocker ----------------- */
.forge-alert {
  background: rgba(248,113,113,0.08);
  border: 1px solid rgba(248,113,113,0.35);
  color: #fecaca;
  padding: 14px 16px;
  border-radius: var(--r-md);
  font-size: 13px;
  display: flex; gap: 12px; align-items: flex-start;
}
.forge-alert-brand {
  background: var(--brand-grad-soft);
  border-color: rgba(167,139,250,0.35);
  color: var(--text);
}

/* ----------------- Result cards (market results, etc.) ----------------- */
.forge-result-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 16px;
  margin-bottom: 12px;
  position: relative;
  overflow: hidden;
  transition: border-color var(--t-med);
}
.forge-result-card.blocking { border-color: rgba(248,113,113,0.5); }
.forge-result-card.success { border-color: rgba(52,211,153,0.4); }
.forge-result-card .card-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 10px;
}
.forge-result-card .card-title {
  font-size: 14px; font-weight: 700; color: var(--text);
  display: flex; align-items: center; gap: 8px;
}

/* ----------------- Hairline divider ----------------- */
.forge-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
  margin: 20px 0;
  border: 0;
}

/* ----------------- Tooltip ----------------- */
.forge-tip {
  position: relative; display: inline-block;
  cursor: help; border-bottom: 1px dotted var(--text-muted);
}
.forge-tip[data-tip]::after {
  content: attr(data-tip);
  position: absolute; bottom: calc(100% + 6px); left: 50%;
  transform: translateX(-50%);
  background: var(--surface-3); color: var(--text);
  padding: 6px 10px; border-radius: var(--r-sm);
  font-size: 11px; white-space: nowrap;
  opacity: 0; pointer-events: none;
  transition: opacity var(--t-fast);
  border: 1px solid var(--border);
}
.forge-tip:hover::after { opacity: 1; }

/* ----------------- Subtle scrollbar ----------------- */
*::-webkit-scrollbar { width: 10px; height: 10px; }
*::-webkit-scrollbar-track { background: transparent; }
*::-webkit-scrollbar-thumb { background: var(--border); border-radius: 6px; border: 2px solid var(--bg); }
*::-webkit-scrollbar-thumb:hover { background: var(--border-strong); }

/* ----------------- Loading shimmer ----------------- */
.forge-shimmer {
  position: relative; overflow: hidden;
  background: var(--surface-2);
}
.forge-shimmer::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent, rgba(167,139,250,0.08), transparent);
  animation: shimmer 1.6s infinite;
}
@keyframes shimmer { from { transform: translateX(-100%); } to { transform: translateX(100%); } }

/* ----------------- Number tickers ----------------- */
.forge-stat {
  display: flex; flex-direction: column; gap: 4px;
}
.forge-stat-value {
  font-size: 26px; font-weight: 700; letter-spacing: -0.02em;
  color: var(--text);
  font-feature-settings: 'tnum';
}
.forge-stat-label {
  font-size: 11px; color: var(--text-dim);
  text-transform: uppercase; letter-spacing: 0.08em;
}