/* ═══════════════════════════════════════════════════════════════════
   CryptoBalancer — Data Cinema Design System
   Typography: Playfair Display (italic serif) + Inter + JetBrains Mono
   Palette: deep indigo dark · violet accent · green signal
   ═══════════════════════════════════════════════════════════════════ */

:root {
  /* Background layers */
  --bg:           #050507;
  --bg-gradient:  radial-gradient(ellipse at top, #1a1a2e 0%, #0a0a0f 60%, #020203 100%);
  --card-bg:      rgba(255,255,255,.03);
  --card-bg-2:    rgba(255,255,255,.05);
  --input-bg:     rgba(255,255,255,.03);
  --overlay:      rgba(5,5,7,.75);

  /* Text */
  --text:         #EDEDEF;
  --text-muted:   #8A8F98;
  --text-dim:     #64748B;
  --text-faint:   #475569;

  /* Borders */
  --border:       rgba(255,255,255,.06);
  --border-hover: rgba(255,255,255,.12);
  --border-accent:rgba(167,139,250,.4);

  /* Accent (violet indigo — Data Cinema) */
  --accent:       #A78BFA;
  --accent-soft:  #C4B5FD;
  --accent-deep:  #6366F1;
  --accent-glow:  rgba(167,139,250,.5);
  --accent-bg:    rgba(167,139,250,.12);
  --accent-bg-2:  rgba(99,102,241,.15);

  /* Signals — Ivory & Coral */
  --green:        #F5F5F7;
  --green-bg:     rgba(245,245,247,.08);
  --green-brd:    rgba(245,245,247,.3);
  --red:          #FB7185;
  --red-bg:       rgba(251,113,133,.12);
  --red-brd:      rgba(251,113,133,.35);
  --yellow:       #FBBF24;
  --yellow-bg:    rgba(251,191,36,.12);

  /* Fonts */
  --font-sans:    'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-serif:   'Playfair Display', 'Times New Roman', serif;
  --font-mono:    'JetBrains Mono', ui-monospace, 'SF Mono', Consolas, monospace;

  /* Radii */
  --r-sm: 8px;
  --r:    12px;
  --r-lg: 16px;
  --r-xl: 20px;
  --r-pill: 999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,.3);
  --shadow:    0 4px 16px rgba(0,0,0,.4);
  --shadow-lg: 0 12px 40px rgba(0,0,0,.5);
  --shadow-glow: 0 0 20px rgba(167,139,250,.3);

  /* Legacy aliases (for old components still referencing them) */
  --primary:     var(--accent);
  --success:     var(--green);
  --danger:      var(--red);
  --warning:     var(--yellow);
}

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

html, body { margin: 0; padding: 0; }

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "cv11", "ss01", "ss03";
  line-height: 1.5;
}

/* Typography helpers */
.serif-italic { font-family: var(--font-serif); font-style: italic; font-weight: 600; }
.mono { font-family: var(--font-mono); }

/* Links */
a { color: var(--accent); text-decoration: none; transition: color .15s; }
a:hover { color: var(--accent-soft); }

/* Buttons — default pill outline */
button, .btn {
  font-family: var(--font-sans);
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border-accent);
  padding: .6rem 1.2rem;
  border-radius: var(--r-pill);
  font-weight: 500;
  font-size: .88rem;
  cursor: pointer;
  transition: all .2s;
  display: inline-flex;
  align-items: center;
  gap: .5rem;
}
button:hover, .btn:hover {
  background: var(--accent-bg);
  border-color: var(--accent);
  color: #fff;
}
button:disabled, .btn:disabled { opacity: .5; cursor: not-allowed; }

.btn-primary {
  background: var(--accent);
  color: #0a0a0f;
  border-color: var(--accent);
  font-weight: 600;
}
.btn-primary:hover { background: var(--accent-soft); border-color: var(--accent-soft); color: #0a0a0f; }

.btn-ghost { border-color: var(--border); color: var(--text-muted); }
.btn-ghost:hover { border-color: var(--border-hover); background: var(--card-bg); color: var(--text); }

.btn-danger { border-color: rgba(251,113,133,.4); color: var(--red); }
.btn-danger:hover { background: var(--red-bg); border-color: var(--red); color: #fff; }

/* Inputs */
input, select, textarea {
  font-family: var(--font-sans);
  background: var(--input-bg);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: .65rem .9rem;
  font-size: .9rem;
  width: 100%;
  transition: border-color .15s, background .15s;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
  background: var(--card-bg);
}
input::placeholder, textarea::placeholder { color: var(--text-faint); }

select option { background: #14141f; color: var(--text); }
select optgroup { background: #14141f; color: var(--text-muted); }

label {
  display: block;
  font-size: .75rem;
  color: var(--text-muted);
  margin-bottom: .4rem;
  font-weight: 500;
}

/* Cards */
.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 1.25rem;
}

/* Scrollbar */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,.08); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,.15); }

/* Selection */
::selection { background: var(--accent-bg); color: var(--text); }

/* Status pill (LIVE, etc.) */
.status-pill {
  font-family: var(--font-mono);
  font-size: .7rem;
  color: var(--green);
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.status-pill::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
  animation: cb-pulse 2s ease infinite;
}
@keyframes cb-pulse { 50% { opacity: .4; } }

/* Serif pre-text (editorial touch) */
.pre-serif {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 600;
  color: var(--text-muted);
}