/* CryptoBestTrade — Professional Trading School */
:root {
  --bg-dark: #0a0e17;
  --bg-card: #111827;
  --bg-elevated: #1a2332;
  --accent: #10b981;
  --accent-hover: #059669;
  --accent-muted: rgba(16, 185, 129, 0.15);
  --gold: #d4af37;
  --gold-muted: rgba(212, 175, 55, 0.2);
  --text: #f3f4f6;
  --text-muted: #9ca3af;
  --border: #374151;
  --font-sans: 'DM Sans', -apple-system, sans-serif;
  --font-display: 'Playfair Display', Georgia, serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--bg-dark);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ===== Sticky Nav (only the bar) ===== */
.nav-bar {
  background: rgba(10, 14, 23, 0.97);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

.logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gold);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-links a:hover { color: var(--accent); }

/* ===== Hero — centered single column ===== */
.hero {
  background: var(--bg-dark);
  padding: 5rem 0;
}

.hero-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 2.5rem;
}

.hero-content {
  max-width: 640px;
}

.hero-badge {
  display: inline-block;
  background: var(--accent-muted);
  color: var(--accent);
  padding: 0.35rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.hero-subtitle {
  color: var(--text-muted);
  font-size: 1.1rem;
  margin-bottom: 2rem;
}

.btn {
  display: inline-block;
  padding: 0.875rem 1.75rem;
  font-weight: 600;
  font-size: 1rem;
  border-radius: 0.5rem;
  text-decoration: none;
  transition: all 0.2s;
  cursor: pointer;
  border: none;
  font-family: inherit;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent) 0%, #059669 100%);
  color: white;
}

.btn-primary:hover {
  background: linear-gradient(135deg, #059669 0%, #047857 100%);
  transform: translateY(-2px);
}

.hero-chart {
  max-width: 600px;
  width: 100%;
}

.hero-chart img {
  width: 100%;
  border-radius: 0.75rem;
  border: 1px solid var(--border);
}

/* ===== Sections ===== */
.section {
  padding: 5rem 0;
}

.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 3rem;
}

.section-tag {
  display: inline-block;
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}

.section-header h2 {
  font-family: var(--font-display);
  font-size: 2rem;
  margin-bottom: 0.75rem;
}

.section-desc {
  color: var(--text-muted);
}

/* ===== About — centered text ===== */
.section-about {
  background: var(--bg-card);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-content {
  text-align: center;
}

.about-lead {
  font-size: 1.2rem;
  color: var(--text);
  margin-bottom: 1rem;
}

.about-content p {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.about-features {
  list-style: none;
  display: inline-block;
  text-align: left;
}

.about-features li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.feature-icon {
  color: var(--accent);
  font-weight: 700;
}

.about-visual img {
  width: 100%;
  border-radius: 0.75rem;
  border: 1px solid var(--border);
}

/* ===== Charts grid ===== */
.charts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.chart-card {
  background: var(--bg-card);
  border-radius: 0.75rem;
  overflow: hidden;
  border: 1px solid var(--border);
  transition: border-color 0.2s, transform 0.2s;
  text-align: center;
}

.chart-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
}

.chart-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.chart-card p {
  padding: 1rem;
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* ===== Experience banner — centered ===== */
.section-experience {
  background: linear-gradient(135deg, var(--bg-elevated) 0%, var(--bg-card) 100%);
}

.experience-banner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  padding: 3rem;
  background: var(--gold-muted);
  border: 1px solid rgba(212, 175, 55, 0.3);
  border-radius: 1rem;
}

.experience-content {
  text-align: center;
}

.experience-content h2 {
  font-family: var(--font-display);
  font-size: 2rem;
  margin-bottom: 1rem;
  color: var(--gold);
}

.experience-content > p {
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.stats {
  display: flex;
  gap: 2.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

.stat {
  text-align: center;
}

.stat-number {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.experience-image img {
  width: 100%;
  border-radius: 0.75rem;
}

/* ===== Apply Form — normal flow, NOT overlay ===== */
.section-apply {
  background: var(--bg-card);
}

.form-wrapper {
  max-width: 580px;
  margin: 0 auto;
  background: var(--bg-elevated);
  padding: 2.5rem;
  border-radius: 1rem;
  border: 1px solid var(--border);
}

.apply-form .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  color: var(--text);
  font-family: inherit;
  font-size: 1rem;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

.contact-options {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.radio-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  font-weight: 400;
}

.radio-label input {
  width: auto;
  accent-color: var(--accent);
}

.radio-label span {
  color: var(--text);
}

.btn-submit {
  width: 100%;
  padding: 1rem;
  background: linear-gradient(135deg, var(--accent) 0%, #059669 100%);
  color: white;
  font-size: 1rem;
  margin-top: 0.5rem;
}

.btn-submit:hover {
  background: linear-gradient(135deg, #059669 0%, #047857 100%);
}

.btn-submit:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

/* Success message & hidden */
.hidden {
  display: none !important;
}

.success-message {
  text-align: center;
  padding: 3rem;
}

.success-icon {
  width: 64px;
  height: 64px;
  background: var(--accent-muted);
  color: var(--accent);
  font-size: 2rem;
  font-weight: 700;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
}

.success-message h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.success-message p {
  color: var(--text-muted);
}

/* ===== Footer ===== */
.footer {
  padding: 2rem 0;
  border-top: 1px solid var(--border);
}

.footer-content {
  text-align: center;
}

.footer .logo {
  display: inline-block;
  margin-bottom: 0.5rem;
}

.footer p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .about-grid {
    grid-template-columns: 1fr;
  }

  .charts-grid {
    grid-template-columns: 1fr;
  }

  .experience-banner {
    grid-template-columns: 1fr;
  }

  .apply-form .form-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .nav-links {
    gap: 1rem;
  }

  .stats {
    flex-direction: column;
    gap: 1rem;
  }
}