/* ============================================================
   VoltingTrade — Design System (shared across the site)
   Source of truth: dashboard-new.html
   ============================================================ */

:root {
  --bg:         #05070b;
  --bg-elev:    #0a0e15;
  --bg-card:    #0f1520;
  --bg-card-2:  #121828;
  --bg-inset:   #080b12;

  --line:       rgba(255,255,255,0.05);
  --line-2:     rgba(255,255,255,0.08);
  --line-strong:rgba(255,255,255,0.14);

  --text:       #eef1f7;
  --text-dim:   #9aa3b4;
  --text-faint: #5c6374;
  --text-muted: #7a8194;

  --accent:     #00d4ff;
  --accent-2:   #7cecff;
  --accent-3:   #0089a8;
  --accent-dim: rgba(0,212,255,0.12);
  --accent-glow:rgba(0,212,255,0.35);

  --pos:        #4ade80;
  --pos-soft:   #22c55e;
  --pos-dim:    rgba(74,222,128,0.12);
  --neg:        #f87171;
  --neg-soft:   #ef4444;
  --neg-dim:    rgba(248,113,113,0.12);
  --warn:       #fbbf24;

  --mono: "JetBrains Mono", ui-monospace, Menlo, monospace;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;

  --radius: 14px;
  --radius-sm: 8px;
  --container: 1280px;
  --container-wide: 1440px;
  --nav-h: 64px;
}

* { margin:0; padding:0; box-sizing:border-box; }

html, body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-feature-settings: "cv11","ss01","tnum";
  line-height: 1.55;
}

body {
  background-image:
    radial-gradient(ellipse 90% 60% at 20% 0%, rgba(0,212,255,0.05), transparent 55%),
    radial-gradient(ellipse 80% 50% at 90% 100%, rgba(124,92,255,0.04), transparent 55%);
  min-height: 100vh;
  overflow-x: hidden;
}

::selection { background: var(--accent-dim); color: var(--accent); }

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

/* ============ TYPE ============ */
.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }

.h-display {
  font-size: clamp(40px, 6vw, 72px);
  font-weight: 700;
  letter-spacing: -1.6px;
  line-height: 1.02;
}
.h-section {
  font-size: clamp(28px, 3.6vw, 44px);
  font-weight: 700;
  letter-spacing: -0.8px;
  line-height: 1.1;
}
.h-card {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.2px;
}
.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  color: var(--text-faint);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.eyebrow::before {
  content: "";
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent-glow);
}
.text-dim { color: var(--text-dim); }
.text-faint { color: var(--text-faint); }
.text-muted { color: var(--text-muted); }
.text-accent { color: var(--accent); }
.text-pos { color: var(--pos); }
.text-neg { color: var(--neg); }

p { color: var(--text-dim); }

/* ============ LAYOUT ============ */
.container { max-width: var(--container); margin: 0 auto; padding: 0 28px; }
.container-wide { max-width: var(--container-wide); margin: 0 auto; padding: 0 28px; }
.section { padding: clamp(64px, 9vw, 112px) 0; }

/* ============ NAVBAR ============ */
.vt-nav {
  position: fixed; top: 0; left: 0; right: 0;
  height: var(--nav-h);
  background: color-mix(in oklab, var(--bg) 78%, transparent);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
  z-index: 100;
}
.vt-nav-inner {
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 0 28px;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 36px;
}
.vt-brand {
  display: flex; align-items: center; gap: 10px;
  font-weight: 700;
  letter-spacing: -0.3px;
  font-size: 16px;
}
.vt-brand-mark {
  width: 28px; height: 28px;
  border-radius: 7px;
  background: radial-gradient(circle at 30% 30%, #7cecff, #00a8d4 65%, #005670);
  box-shadow:
    inset 0 0 0 1px rgba(255,255,255,0.15),
    0 0 0 1px rgba(0,212,255,0.3),
    0 8px 20px -6px rgba(0,212,255,0.5);
  color: #001018;
  font-weight: 800;
  font-size: 13px;
  font-family: var(--mono);
  display: grid; place-items: center;
  position: relative;
  flex-shrink: 0;
}
.vt-brand-mark::after {
  content: "";
  position: absolute; inset: 2px;
  border-radius: 5px;
  background: linear-gradient(135deg, transparent, rgba(255,255,255,0.18) 50%, transparent);
  pointer-events: none;
}
.vt-brand .accent { color: var(--accent); }
.vt-brand-tag {
  font-family: var(--mono);
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--text-faint);
  padding: 2px 6px;
  border: 1px solid var(--line-2);
  border-radius: 4px;
  margin-left: 4px;
}
.vt-nav-links {
  display: flex; align-items: center; gap: 4px;
}
.vt-nav-links a {
  font-size: 13.5px;
  color: var(--text-dim);
  font-weight: 500;
  padding: 8px 12px;
  border-radius: 6px;
  transition: color .15s, background .15s;
}
.vt-nav-links a:hover { color: var(--text); background: rgba(255,255,255,0.03); }
.vt-nav-links a.active { color: var(--accent); }
.vt-nav-spacer { flex: 1; }
.vt-nav-actions { display: flex; align-items: center; gap: 8px; }

.vt-status-pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 5px 10px 5px 8px;
  border-radius: 999px;
  border: 1px solid var(--line-2);
  background: var(--bg-inset);
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-dim);
}
.vt-status-pill .dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--pos);
  box-shadow: 0 0 0 3px rgba(74,222,128,0.15);
  position: relative;
}
.vt-status-pill .dot::after {
  content:""; position: absolute; inset: -4px;
  border-radius: 50%;
  border: 1px solid var(--pos); opacity: 0.5;
  animation: vt-ring 2s ease-out infinite;
}
@keyframes vt-ring {
  0% { transform: scale(.8); opacity: .7; }
  100% { transform: scale(2.4); opacity: 0; }
}

/* Mobile menu button */
.vt-burger {
  display: none;
  width: 36px; height: 36px;
  border-radius: 8px;
  background: var(--bg-inset);
  border: 1px solid var(--line-2);
  color: var(--text);
  align-items: center; justify-content: center;
}

/* ============ BUTTONS ============ */
.btn {
  height: 40px;
  padding: 0 18px;
  border-radius: 8px;
  font-size: 13.5px;
  font-weight: 600;
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  transition: all .15s;
  border: 1px solid transparent;
  white-space: nowrap;
  letter-spacing: -0.1px;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  color: #001018;
  box-shadow:
    0 4px 16px -4px var(--accent-glow),
    inset 0 1px 0 rgba(255,255,255,0.3);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--accent-2), var(--accent));
  box-shadow:
    0 6px 22px -4px var(--accent-glow),
    inset 0 1px 0 rgba(255,255,255,0.3);
  transform: translateY(-1px);
}
.btn-secondary {
  background: var(--bg-card);
  border-color: var(--line-2);
  color: var(--text);
}
.btn-secondary:hover {
  border-color: var(--line-strong);
  background: var(--bg-card-2);
}
.btn-ghost {
  background: transparent;
  border-color: var(--line-2);
  color: var(--text-dim);
}
.btn-ghost:hover { color: var(--text); border-color: var(--line-strong); background: rgba(255,255,255,0.02); }
.btn-sm { height: 32px; padding: 0 12px; font-size: 12.5px; }
.btn-lg { height: 48px; padding: 0 22px; font-size: 14.5px; }

/* ============ CARDS ============ */
.card {
  background: linear-gradient(180deg, var(--bg-card) 0%, var(--bg-elev) 100%);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  position: relative;
  padding: 24px;
}
.card::before {
  content: "";
  position: absolute; inset: 0;
  border-radius: var(--radius);
  padding: 1px;
  background: linear-gradient(180deg, rgba(255,255,255,0.06), transparent 40%);
  -webkit-mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  pointer-events: none;
}

.card-flush { padding: 0; }
.card-tight { padding: 16px; }

/* hover variant for clickable cards */
.card-hover { transition: border-color .2s, transform .2s; }
.card-hover:hover {
  border-color: var(--line-strong);
  transform: translateY(-2px);
}

/* ============ CHIPS / BADGES ============ */
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 11.5px;
  font-weight: 500;
  font-family: var(--mono);
  border: 1px solid var(--line-2);
  background: var(--bg-inset);
  color: var(--text-dim);
  letter-spacing: 0.2px;
}
.chip-accent {
  color: var(--accent);
  background: var(--accent-dim);
  border-color: rgba(0,212,255,0.2);
}
.chip-pos {
  color: var(--pos);
  background: var(--pos-dim);
  border-color: rgba(74,222,128,0.2);
}
.chip-neg {
  color: var(--neg);
  background: var(--neg-dim);
  border-color: rgba(248,113,113,0.2);
}
.chip-warn {
  color: var(--warn);
  background: rgba(251,191,36,0.1);
  border-color: rgba(251,191,36,0.2);
}

/* ============ INPUTS ============ */
.input, .select, .textarea {
  width: 100%;
  height: 44px;
  padding: 0 14px;
  background: var(--bg-inset);
  border: 1px solid var(--line-2);
  border-radius: 8px;
  color: var(--text);
  font-size: 14px;
  font-family: var(--sans);
  transition: border-color .15s, box-shadow .15s;
}
.textarea { height: auto; padding: 12px 14px; resize: vertical; min-height: 100px; line-height: 1.5; }
.input::placeholder, .textarea::placeholder { color: var(--text-faint); }
.input:focus, .select:focus, .textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}
.input-label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.9px;
  color: var(--text-faint);
  margin-bottom: 8px;
}

/* ============ FOOTER ============ */
.vt-footer {
  border-top: 1px solid var(--line);
  background: var(--bg-elev);
  padding: 64px 0 36px;
  margin-top: 64px;
}
.vt-footer-inner {
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 0 28px;
}
.vt-footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(4, 1fr);
  gap: 56px;
  margin-bottom: 48px;
}
.vt-footer h4 {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-faint);
  margin-bottom: 16px;
}
.vt-footer ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.vt-footer ul a {
  font-size: 13px;
  color: var(--text-dim);
  transition: color .15s;
}
.vt-footer ul a:hover { color: var(--text); }
.vt-footer-tag {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 16px;
  max-width: 280px;
  line-height: 1.6;
}
.vt-footer-bottom {
  border-top: 1px solid var(--line);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: var(--text-faint);
  font-family: var(--mono);
  flex-wrap: wrap;
  gap: 16px;
}
.vt-footer-bottom a { color: var(--text-faint); }
.vt-footer-bottom a:hover { color: var(--text-dim); }

/* ============ DECORATIVE ============ */
.grid-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 60% 50% at 50% 30%, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 60% 50% at 50% 30%, black 30%, transparent 70%);
}

.glow {
  position: absolute;
  pointer-events: none;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.4;
}

/* ============ RESPONSIVE ============ */
@media (max-width: 900px) {
  .vt-burger { display: inline-flex; }
  .vt-nav-links { display: none; }
  .vt-nav-actions .btn-secondary { display: none; }
  .vt-status-pill { display: none; }
  .vt-footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
  .vt-footer-grid > div:first-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 600px) {
  .vt-footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .container, .container-wide { padding: 0 18px; }
  .vt-nav-inner { padding: 0 18px; }
}

/* mobile drawer */
.vt-drawer {
  position: fixed;
  top: var(--nav-h); left: 0; right: 0;
  background: var(--bg-elev);
  border-bottom: 1px solid var(--line);
  padding: 16px 18px 24px;
  z-index: 99;
  display: none;
  flex-direction: column;
  gap: 4px;
}
.vt-drawer.open { display: flex; }
.vt-drawer a {
  font-size: 14.5px;
  padding: 12px 12px;
  border-radius: 8px;
  color: var(--text-dim);
  border-bottom: 1px solid var(--line);
}
.vt-drawer a:last-of-type { border-bottom: 0; }
.vt-drawer .btn { margin-top: 12px; width: 100%; }