/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #050508;
  --surface: #0c0c16;
  --surface2: #111120;
  --border: rgba(255,255,255,0.06);
  --border2: rgba(255,255,255,0.12);
  --green: #00FF88;
  --gold: #f59e0b;
  --blue: #3b82f6;
  --purple: #8b5cf6;
  --red: #ef4444;
  --text: #e2e8f0;
  --text-dim: #94a3b8;
  --text-muted: #64748b;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', sans-serif;
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

h1, h2, h3 { font-family: 'Space Grotesk', sans-serif; }
.mono { font-family: 'JetBrains Mono', monospace; }
.green { color: var(--green) !important; }
.red { color: var(--red) !important; }

/* ── Ambient Blobs ── */
.blob {
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.12;
  pointer-events: none;
  z-index: 0;
}
.blob-1 { width: 600px; height: 600px; background: var(--green); top: -200px; left: -200px; }
.blob-2 { width: 500px; height: 500px; background: var(--purple); bottom: -150px; right: -150px; }
.blob-3 { width: 400px; height: 400px; background: var(--blue); top: 50%; left: 60%; }

/* ── Navbar ── */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 32px;
  background: rgba(5,5,8,0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}
.logo {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text);
  text-decoration: none;
}
.logo span { color: var(--green); }
.nav-links { display: flex; gap: 24px; }
.nav-links a {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--green); }

/* ── Container ── */
.container {
  position: relative;
  z-index: 1;
  max-width: 1020px;
  margin: 0 auto;
  padding: 40px 24px 60px;
}

/* ── Hero ── */
.hero { text-align: center; margin-bottom: 40px; }
.hero h1 { font-size: 2.5rem; font-weight: 700; margin-bottom: 12px; }
.hero h1 span { color: var(--green); }
.hero p { color: var(--text-dim); font-size: 1.1rem; max-width: 540px; margin: 0 auto; }

/* ── Cards ── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  backdrop-filter: blur(10px);
  transition: border-color 0.3s;
}
.card:hover { border-color: var(--border2); }
.card h2 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 24px;
}

/* ── Calculator Grid ── */
.calculator-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 24px;
  margin-bottom: 24px;
  align-items: start;
}

/* ── Form Fields ── */
.field { margin-bottom: 18px; }
.field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-dim);
  margin-bottom: 8px;
}
.field input[type="number"] {
  width: 100%;
  padding: 12px 14px;
  background: var(--surface2);
  border: 1px solid var(--border2);
  border-radius: 10px;
  color: var(--text);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  -moz-appearance: textfield;
}
.field input:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(0,255,136,0.1);
}

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

/* ── Direction Toggle ── */
.direction-toggle {
  display: flex;
  gap: 8px;
}
.dir-btn {
  flex: 1;
  padding: 12px;
  border: 1px solid var(--border2);
  border-radius: 10px;
  background: var(--surface2);
  color: var(--text-dim);
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.2s;
}
.dir-btn.buy.active {
  background: rgba(0,255,136,0.12);
  border-color: var(--green);
  color: var(--green);
  box-shadow: 0 0 16px rgba(0,255,136,0.1);
}
.dir-btn.sell.active {
  background: rgba(239,68,68,0.12);
  border-color: var(--red);
  color: var(--red);
  box-shadow: 0 0 16px rgba(239,68,68,0.1);
}
.dir-btn:hover { border-color: var(--text-muted); }

/* ── Slider ── */
.slider-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
}
.slider-wrap input[type="range"] {
  flex: 1;
  -webkit-appearance: none;
  height: 6px;
  background: var(--surface2);
  border-radius: 3px;
  outline: none;
}
.slider-wrap input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--green);
  cursor: pointer;
  box-shadow: 0 0 8px rgba(0,255,136,0.3);
}
.slider-wrap input[type="range"]::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--green);
  border: none;
  cursor: pointer;
}
.slider-val {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  color: var(--green);
  min-width: 48px;
  text-align: right;
}

/* ── Quick R:R Buttons ── */
.quick-rr { margin-top: 4px; }
.quick-rr label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-dim);
  margin-bottom: 8px;
}
.quick-btns {
  display: flex;
  gap: 8px;
}
.quick-btns button {
  flex: 1;
  padding: 8px 4px;
  background: var(--surface2);
  border: 1px solid var(--border2);
  border-radius: 8px;
  color: var(--text-dim);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.82rem;
  cursor: pointer;
  transition: all 0.2s;
}
.quick-btns button:hover { border-color: var(--green); color: var(--green); }
.quick-btns button.active {
  background: rgba(0,255,136,0.1);
  border-color: var(--green);
  color: var(--green);
}

/* ── R:R Display ── */
.rr-display {
  text-align: center;
  padding: 20px 0 16px;
}
.rr-label {
  display: block;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 6px;
}
.rr-value {
  display: block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 2.6rem;
  font-weight: 700;
  color: var(--green);
  text-shadow: 0 0 30px rgba(0,255,136,0.3);
  transition: color 0.3s;
}
.rr-value.poor { color: var(--red); text-shadow: 0 0 30px rgba(239,68,68,0.3); }
.rr-value.acceptable { color: var(--gold); text-shadow: 0 0 30px rgba(245,158,11,0.3); }
.rr-value.good { color: var(--blue); text-shadow: 0 0 30px rgba(59,130,246,0.3); }
.rr-value.excellent { color: var(--green); }
.rr-value.elite { color: var(--green); }

.rr-rating {
  display: inline-block;
  margin-top: 8px;
  padding: 4px 14px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.rr-rating.poor { background: rgba(239,68,68,0.15); color: var(--red); }
.rr-rating.acceptable { background: rgba(245,158,11,0.15); color: var(--gold); }
.rr-rating.good { background: rgba(59,130,246,0.15); color: var(--blue); }
.rr-rating.excellent { background: rgba(0,255,136,0.12); color: var(--green); }
.rr-rating.elite { background: rgba(139,92,246,0.15); color: var(--purple); }

/* ── Trade Map ── */
.trade-map {
  display: flex;
  gap: 12px;
  margin: 20px 0;
  padding: 20px;
  background: var(--surface2);
  border-radius: 12px;
  min-height: 220px;
}
.map-bar {
  flex: 1;
  display: flex;
  flex-direction: column;
  border-radius: 8px;
  overflow: hidden;
  position: relative;
}
.zone {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 30px;
  transition: flex 0.4s ease;
  position: relative;
}
.tp-zone {
  background: rgba(0,255,136,0.12);
  border: 1px solid rgba(0,255,136,0.2);
  border-bottom: none;
  border-radius: 8px 8px 0 0;
}
.sl-zone {
  background: rgba(239,68,68,0.12);
  border: 1px solid rgba(239,68,68,0.2);
  border-top: none;
  border-radius: 0 0 8px 8px;
}
.zone-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  font-weight: 500;
  padding: 4px 8px;
}
.tp-zone .zone-label { color: var(--green); }
.sl-zone .zone-label { color: var(--red); }

.entry-line {
  padding: 8px 12px;
  background: var(--surface);
  border-left: 3px solid var(--gold);
  z-index: 2;
}
.entry-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--gold);
}

.map-scale {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: flex-end;
  padding: 4px 0;
  min-width: 80px;
}
.scale-profit {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--green);
}
.scale-loss {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--red);
}

/* ── Stats Grid ── */
.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 12px;
  margin-bottom: 20px;
}
.stat-item {
  background: var(--surface2);
  border-radius: 10px;
  padding: 14px;
  text-align: center;
}
.stat-label {
  display: block;
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 6px;
}
.stat-value {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
}

/* ── Callout Box ── */
.callout-box {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: rgba(0,255,136,0.06);
  border: 1px solid rgba(0,255,136,0.15);
  border-radius: 10px;
}
.callout-icon { font-size: 1.3rem; }
.callout-box p {
  font-size: 0.88rem;
  color: var(--text-dim);
  line-height: 1.5;
}
.callout-box strong { color: var(--green); }

/* ── Expandable Card ── */
.expandable-card { margin-bottom: 24px; padding: 0; overflow: hidden; }
.expand-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 28px;
  background: none;
  border: none;
  color: var(--text);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: color 0.2s;
}
.expand-toggle:hover { color: var(--green); }
.chevron { transition: transform 0.3s; color: var(--text-dim); }
.expand-toggle.open .chevron { transform: rotate(180deg); }
.expand-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s;
  padding: 0 28px;
}
.expand-content.open {
  max-height: 600px;
  padding: 0 28px 24px;
}
.expand-content p { color: var(--text-dim); font-size: 0.92rem; margin-bottom: 12px; }
.expand-content ul { list-style: none; padding: 0; margin-bottom: 12px; }
.expand-content li {
  padding: 8px 0;
  color: var(--text-dim);
  font-size: 0.9rem;
  border-bottom: 1px solid var(--border);
}
.expand-content li strong { color: var(--text); }

/* ── CTA Section ── */
.cta-section {
  text-align: center;
  padding: 48px 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
}
.cta-section h2 { font-size: 1.8rem; margin-bottom: 12px; }
.cta-section h2 span { color: var(--green); }
.cta-section p { color: var(--text-dim); margin-bottom: 24px; max-width: 480px; margin-left: auto; margin-right: auto; }
.cta-btn {
  display: inline-block;
  padding: 14px 36px;
  background: var(--green);
  color: #000;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  text-decoration: none;
  border-radius: 999px;
  transition: all 0.3s;
  box-shadow: 0 0 20px rgba(0,255,136,0.2);
}
.cta-btn:hover {
  box-shadow: 0 0 40px rgba(0,255,136,0.4);
  transform: translateY(-2px);
}

/* ── Footer ── */
.footer {
  text-align: center;
  padding: 24px;
  color: var(--text-muted);
  font-size: 0.85rem;
  border-top: 1px solid var(--border);
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .calculator-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .hero h1 { font-size: 1.8rem; }
  .rr-value { font-size: 2rem; }
  .navbar { padding: 14px 16px; }
  .nav-links { gap: 14px; }
  .nav-links a { font-size: 0.82rem; }
  .container { padding: 24px 16px 40px; }
  .field-row { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .nav-links a:first-child { display: none; }
  .stats-grid { grid-template-columns: 1fr; }
  .quick-btns button { font-size: 0.75rem; padding: 7px 2px; }
}