/* ============================================================
   copilotstock.com — Controlled Martingale EA v3.5
   Dark theme stylesheet
   ============================================================ */

/* ── Variables ─────────────────────────────────────────────── */
:root {
  --bg-primary:    #080c14;
  --bg-secondary:  #0f1623;
  --bg-card:       #111827;
  --bg-card-hover: #1a2235;
  --border:        #1f2d40;
  --border-light:  #2d3f57;

  --text-primary:   #f0f4f8;
  --text-secondary: #8fa3bc;
  --text-muted:     #4a6080;

  --accent:        #f59e0b;
  --accent-light:  #fbbf24;
  --accent-dark:   #d97706;
  --green:         #10b981;
  --red:           #ef4444;
  --blue:          #3b82f6;

  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;

  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 40px rgba(245, 158, 11, 0.15);
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.6;
  overflow-x: hidden;
}

a { color: var(--accent); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--accent-light); }

img { max-width: 100%; display: block; }

/* ── Utilities ─────────────────────────────────────────────── */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.25);
  padding: 4px 12px;
  border-radius: 99px;
  margin-bottom: 14px;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  line-height: 1.25;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.section-subtitle {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 620px;
  margin-bottom: 48px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: #0a0e14;
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--accent-light), var(--accent));
  color: #0a0e14;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.35);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-light);
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-1px);
}

.btn-download {
  background: rgba(16, 185, 129, 0.1);
  color: var(--green);
  border: 1px solid rgba(16, 185, 129, 0.3);
  font-size: 0.85rem;
  padding: 8px 16px;
}
.btn-download:hover {
  background: rgba(16, 185, 129, 0.2);
  color: var(--green);
  transform: translateY(-1px);
}

/* ── Nav ───────────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(8, 12, 20, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text-primary);
}

.nav-logo svg { color: var(--accent); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav-links a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--text-primary); }

.nav-cta { margin-left: 12px; }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  padding: 4px;
}

/* ── Hero ──────────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 64px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px; left: 50%;
  transform: translateX(-50%);
  width: 900px; height: 900px;
  background: radial-gradient(circle, rgba(245,158,11,0.06) 0%, transparent 65%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 48px;
  align-items: center;
  padding: 80px 0;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(245,158,11,0.08);
  border: 1px solid rgba(245,158,11,0.2);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 99px;
  margin-bottom: 24px;
}

.hero-badge .dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--green);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(1.3); }
}

.hero-title {
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 20px;
}

.hero-title .highlight {
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 520px;
  margin-bottom: 36px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.hero-stats {
  display: flex;
  gap: 32px;
}

.stat { display: flex; flex-direction: column; gap: 2px; }
.stat-value { font-size: 1.5rem; font-weight: 700; color: var(--accent); }
.stat-label { font-size: 0.78rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.08em; }

.hero-widget {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.widget-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  text-align: center;
}

.widget-wrapper {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--bg-card);
  line-height: 0; /* remove gap below image */
}

.widget-wrapper img { display: block; max-width: 100%; }

/* ── Section shared ────────────────────────────────────────── */
section { padding: 96px 0; }

.section-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
  margin: 0 24px;
}

/* ── How it Works ──────────────────────────────────────────── */
.how-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-top: 48px;
}

.how-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.how-card:hover {
  border-color: var(--border-light);
  box-shadow: var(--shadow-card);
}

.how-icon {
  width: 44px; height: 44px;
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 16px;
}

.how-icon.amber  { background: rgba(245,158,11,0.12); }
.how-icon.green  { background: rgba(16,185,129,0.12); }
.how-icon.blue   { background: rgba(59,130,246,0.12); }
.how-icon.red    { background: rgba(239,68,68,0.12); }

.how-card h3 { font-size: 1rem; font-weight: 600; margin-bottom: 8px; }
.how-card p  { font-size: 0.88rem; color: var(--text-secondary); line-height: 1.6; }

/* Flow diagram */
.flow-diagram {
  margin-top: 56px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
}

.flow-title {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.flow-steps {
  display: flex;
  align-items: center;
  gap: 0;
  flex-wrap: wrap;
  row-gap: 16px;
}

.flow-step {
  display: flex;
  align-items: center;
  gap: 10px;
}

.flow-step-box {
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 10px 16px;
  font-size: 0.85rem;
  font-weight: 500;
  white-space: nowrap;
}

.flow-step-box.accent { border-color: var(--accent); color: var(--accent); }
.flow-step-box.green  { border-color: var(--green);  color: var(--green); }
.flow-step-box.red    { border-color: var(--red);    color: var(--red); }

.flow-arrow {
  color: var(--text-muted);
  font-size: 1.1rem;
  padding: 0 4px;
}

/* ── Parameters ────────────────────────────────────────────── */
#parameters { background: var(--bg-secondary); }

.params-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 48px;
}

.param-group {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.param-group-title {
  background: rgba(245,158,11,0.06);
  border-bottom: 1px solid var(--border);
  padding: 14px 20px;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
}

.param-table { width: 100%; border-collapse: collapse; }

.param-table tr:not(:last-child) td {
  border-bottom: 1px solid var(--border);
}

.param-table td {
  padding: 12px 20px;
  font-size: 0.87rem;
  vertical-align: top;
}

.param-name {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-light);
  white-space: nowrap;
  width: 1%;
}

.param-default {
  color: var(--green);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  white-space: nowrap;
  width: 1%;
  padding-left: 12px !important;
}

.param-desc {
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ── Optimizations ─────────────────────────────────────────── */
.pairs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin-top: 48px;
}

.pair-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.pair-card:hover {
  border-color: var(--border-light);
  box-shadow: var(--shadow-card);
}

.pair-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.pair-name {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.pair-flag { font-size: 1.4rem; }

.pair-body { padding: 20px 24px; }

.pair-settings {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

.pair-setting {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
}

.pair-setting-key { color: var(--text-secondary); }
.pair-setting-val {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-primary);
  background: var(--bg-secondary);
  padding: 2px 8px;
  border-radius: 4px;
  border: 1px solid var(--border);
}

.pair-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.pair-tf {
  font-size: 0.78rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

/* ── Broker Section ────────────────────────────────────────── */
#broker { background: var(--bg-secondary); }

.broker-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 64px;
  align-items: center;
}

.broker-content { max-width: 500px; }

.broker-content p {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 12px;
  font-size: 0.95rem;
}

.broker-badges {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 24px;
}

.broker-badge {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 99px;
  padding: 5px 14px;
  font-size: 0.78rem;
  color: var(--text-secondary);
}

/* ── Footer ────────────────────────────────────────────────── */
footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 40px 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  color: var(--text-primary);
}

.footer-links {
  display: flex;
  gap: 24px;
  list-style: none;
}

.footer-links a { color: var(--text-muted); font-size: 0.87rem; }
.footer-links a:hover { color: var(--text-secondary); }

.footer-copy { color: var(--text-muted); font-size: 0.82rem; }

/* ── Language Switcher ─────────────────────────────────────── */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: 2px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 3px;
}

.lang-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 600;
  font-family: var(--font-sans);
  letter-spacing: 0.04em;
  padding: 4px 9px;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  white-space: nowrap;
}

.lang-btn:hover { color: var(--text-secondary); }

.lang-btn.active {
  background: var(--accent);
  color: #0a0e14;
}

/* ── Responsive ────────────────────────────────────────────── */
@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-desc { margin: 0 auto 36px; }
  .hero-actions { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-widget { display: none; }

  .broker-inner {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }
  .broker-inner .widget-wrapper { margin: 0 auto; }
}

@media (max-width: 700px) {
  .params-grid { grid-template-columns: 1fr; }
  section { padding: 64px 0; }

  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: block; }

  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 64px; left: 0; right: 0;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    padding: 20px 24px;
    gap: 16px;
  }
  .nav-links.open + .nav-cta { display: block; }

  .flow-steps { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
  .hero-stats { gap: 20px; }
  .pair-footer { flex-direction: column; gap: 12px; align-items: flex-start; }
}