/* Skillforge AI — design system. Dark-mode, violet accent, subtle glow. */

:root {
  color-scheme: dark;

  /* Surfaces */
  --bg:        #0a0b10;
  --bg-2:      #0e1016;
  --panel:     #12141c;
  --panel-2:   #161924;
  --border:    #1e2230;
  --border-2:  #2a2f40;

  /* Text */
  --text:      #e8eaf0;
  --text-dim:  #8a92a6;
  --text-faint:#5b6276;

  /* Accent — violet */
  --accent:     #b388ff;
  --accent-2:   #8b5cf6;
  --accent-deep:#6d28d9;
  --accent-bright: #c79bff;
  --accent-pink:   #d96bf5;
  --accent-glow: rgba(139, 92, 246, 0.35);
  --glow-strong:   rgba(165, 115, 255, 0.55);

  --radius:    14px;
  --radius-sm: 10px;
  --maxw:      1180px;

  --shadow: 0 10px 40px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 40px var(--accent-glow);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── Brand mark ───────────────────────────────────────────── */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 22px;
  letter-spacing: -0.02em;
}
.brand .glyph {
  color: var(--accent);
  font-size: 22px;
  filter: drop-shadow(0 0 8px var(--accent-glow));
}
.brand .ai { color: var(--accent); }

/* ── Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 0;
  border-radius: var(--radius-sm);
  padding: 13px 22px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  transition: transform 0.08s ease, box-shadow 0.2s ease, opacity 0.2s ease;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent-2), var(--accent-deep));
  color: #fff;
  box-shadow: 0 6px 24px var(--accent-glow);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 8px 30px var(--accent-glow); }
.btn-primary:disabled { opacity: 0.55; cursor: not-allowed; transform: none; }
.btn-ghost {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border-2);
}
.btn-ghost:hover { background: var(--panel); }

/* ── Pills / badges ───────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border: 1px solid var(--accent-deep);
  border-radius: 999px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: rgba(139, 92, 246, 0.08);
}

/* ── Utility ──────────────────────────────────────────────── */
.glow { box-shadow: var(--shadow-glow); }
.muted { color: var(--text-dim); }
.center { text-align: center; }
.hidden { display: none !important; }

/* Inline notice (e.g. daily limit reached) shown inside the output panel. */
.notice {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 14px 16px;
  border: 1px solid var(--accent-deep);
  border-radius: var(--radius-sm);
  background: rgba(139, 92, 246, 0.08);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
}
.notice .notice-ico { color: var(--accent); flex: 0 0 auto; }

/* ───────────── Vibrancy pass (2026-05-31): glow · gradient · motion ─────────────
   Scoped to Skillforge only — this stylesheet is NOT used by claudeaiclass.com. */
@keyframes sfDrift { from { transform: translate3d(0,0,0) scale(1); }
                     to   { transform: translate3d(-5%,4%,0) scale(1.14); } }
@keyframes sfPulse { 0%,100% { filter: drop-shadow(0 0 5px var(--accent-glow)); }
                     50%     { filter: drop-shadow(0 0 13px var(--glow-strong)); } }
@keyframes sfSpin  { to { transform: rotate(360deg); } }

/* Living brand sparkle */
.brand .glyph { animation: sfPulse 3.2s ease-in-out infinite; }

/* Primary button — brighter gradient, glow, and a hover shimmer sweep */
.btn-primary {
  background: linear-gradient(135deg, var(--accent-bright), var(--accent-2) 55%, var(--accent-deep));
  position: relative; overflow: hidden; z-index: 0;
  box-shadow: 0 8px 26px var(--accent-glow);
}
.btn-primary::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(120deg, transparent 30%, rgba(255,255,255,.28) 50%, transparent 70%);
  transform: translateX(-130%); transition: transform .6s ease;
}
.btn-primary:hover { box-shadow: 0 12px 36px var(--glow-strong); transform: translateY(-1px); }
.btn-primary:hover::after { transform: translateX(130%); }

/* Badge glow */
.badge { box-shadow: 0 0 22px -6px var(--accent-glow); }