/* NextField Trading Studies — Layer C Theme */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,500;0,600;0,700;1,500&family=Source+Sans+3:wght@400;500;600;700&display=swap');

:root {
  --color-ink: #1a2e38;
  --color-ink-light: #3d5560;
  --color-slate: #1a3a4a;
  --color-teal: #2d6a7a;
  --color-teal-light: #5a8a9a;
  --color-gold: #c9a962;
  --color-gold-dark: #a88b4a;
  --color-cream: #f7f4ef;
  --color-white: #ffffff;
  --color-border: #d4cfc4;
  --color-error: #b33a3a;
  --color-success: #2d6a4a;
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Source Sans 3', system-ui, sans-serif;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --shadow-sm: 0 2px 8px rgba(26, 46, 56, 0.06);
  --shadow-md: 0 8px 24px rgba(26, 46, 56, 0.1);
  --shadow-lg: 0 16px 48px rgba(26, 46, 56, 0.12);
  --transition: 0.25s ease;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--color-ink);
  background: var(--color-cream);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

a { color: var(--color-teal); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-gold-dark); }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-slate);
}

h1 { font-size: clamp(2.25rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); margin-bottom: 1rem; }
h3 { font-size: 1.375rem; margin-bottom: 0.75rem; }

p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

main { flex: 1; }

/* Header */
.site-header {
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  max-width: 1140px;
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--color-slate);
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
}

.logo:hover { color: var(--color-slate); }
.logo-accent { color: var(--color-teal); margin-left: 0.25rem; }

.main-nav ul {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  list-style: none;
}

.main-nav a {
  color: var(--color-ink-light);
  font-weight: 500;
  font-size: 0.9375rem;
}

.main-nav a:hover { color: var(--color-teal); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-slate);
  transition: var(--transition);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.75rem 1.75rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  text-align: center;
}

.btn-primary {
  background: var(--color-slate);
  color: var(--color-white);
  border-color: var(--color-slate);
}

.btn-primary:hover {
  background: var(--color-teal);
  border-color: var(--color-teal);
  color: var(--color-white);
}

.btn-outline {
  background: transparent;
  color: var(--color-slate);
  border-color: var(--color-slate);
}

.btn-outline:hover {
  background: var(--color-slate);
  color: var(--color-white);
}

.btn-gold {
  background: var(--color-gold);
  color: var(--color-slate);
  border-color: var(--color-gold);
}

.btn-gold:hover {
  background: var(--color-gold-dark);
  border-color: var(--color-gold-dark);
  color: var(--color-white);
}

.btn-sm { padding: 0.5rem 1.25rem; font-size: 0.875rem; }

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  padding: 5rem 0 4rem;
}

.hero-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.hero-content { max-width: 540px; }

.hero-eyebrow {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-gold-dark);
  margin-bottom: 1rem;
}

.hero h1 { margin-bottom: 1.25rem; }

.hero-lead {
  font-size: 1.1875rem;
  color: var(--color-ink-light);
  margin-bottom: 2rem;
}

.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

.hero-visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.hero-visual img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }

.hero-visual::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 3px solid var(--color-gold);
  border-radius: var(--radius-lg);
  opacity: 0.4;
  pointer-events: none;
}

.hero-compact {
  background: linear-gradient(135deg, var(--color-slate) 0%, var(--color-teal) 100%);
  color: var(--color-white);
  padding: 4rem 0;
  text-align: center;
}

.hero-compact h1 { color: var(--color-white); }
.hero-compact p { color: rgba(255,255,255,0.85); max-width: 640px; margin: 0 auto 1.5rem; }

/* Sections */
.section { padding: 4.5rem 0; }
.section-alt { background: var(--color-white); }
.section-header { max-width: 640px; margin-bottom: 3rem; }
.section-header.center { text-align: center; margin-left: auto; margin-right: auto; }

/* Cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.card-image img { width: 100%; aspect-ratio: 16/10; object-fit: cover; }

.card-body { padding: 1.5rem; }

.card-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-teal);
  margin-bottom: 0.5rem;
}

.card h3 { font-size: 1.25rem; }
.card p { color: var(--color-ink-light); font-size: 0.9375rem; }

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: 1rem;
  font-weight: 600;
  font-size: 0.9375rem;
}

/* Feature strip */
.feature-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  padding: 3rem;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.feature-item { text-align: center; padding: 1rem; }

.feature-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 1rem;
  background: var(--color-cream);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--color-gold-dark);
}

.feature-item h3 { font-size: 1.125rem; }
.feature-item p { font-size: 0.875rem; color: var(--color-ink-light); }

/* Testimonials */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.testimonial {
  background: var(--color-white);
  padding: 2rem;
  border-radius: var(--radius-md);
  border-left: 4px solid var(--color-gold);
  box-shadow: var(--shadow-sm);
}

.testimonial blockquote {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-style: italic;
  color: var(--color-ink);
  margin-bottom: 1.25rem;
}

.testimonial cite {
  font-style: normal;
  font-size: 0.875rem;
  color: var(--color-ink-light);
}

.testimonial cite strong { display: block; color: var(--color-slate); font-weight: 600; }

/* CTA band */
.cta-band {
  background: var(--color-slate);
  color: var(--color-white);
  padding: 4rem 0;
  text-align: center;
}

.cta-band h2 { color: var(--color-white); margin-bottom: 1rem; }
.cta-band p { color: rgba(255,255,255,0.8); max-width: 560px; margin: 0 auto 2rem; }

/* Footer */
.site-footer {
  background: var(--color-slate);
  color: rgba(255,255,255,0.75);
  padding-top: 4rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
  gap: 2.5rem;
  padding-bottom: 3rem;
}

.footer-name {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 0.5rem;
}

.footer-tagline { font-size: 0.9375rem; }

.footer-links h3,
.footer-contact h3 {
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-gold);
  margin-bottom: 1rem;
}

.footer-links ul { list-style: none; }
.footer-links li { margin-bottom: 0.5rem; }
.footer-links a { color: rgba(255,255,255,0.75); font-size: 0.9375rem; }
.footer-links a:hover { color: var(--color-white); }

.footer-contact address { font-style: normal; font-size: 0.9375rem; }
.footer-contact a { color: rgba(255,255,255,0.75); }
.footer-contact a:hover { color: var(--color-white); }
.footer-contact p { margin-bottom: 0.5rem; }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.1);
  font-size: 0.875rem;
}

.footer-legal { display: flex; gap: 1.5rem; list-style: none; }
.footer-legal a { color: rgba(255,255,255,0.6); }
.footer-legal a:hover { color: var(--color-white); }

/* Page layouts */
.page-hero {
  background: var(--color-white);
  padding: 3.5rem 0 2.5rem;
  border-bottom: 1px solid var(--color-border);
}

.page-hero h1 { margin-bottom: 0.75rem; }
.page-hero .lead { color: var(--color-ink-light); font-size: 1.125rem; max-width: 640px; }

.content-narrow { max-width: 760px; margin: 0 auto; }
.content-wide { max-width: 960px; margin: 0 auto; }

.prose h2 { margin-top: 2.5rem; margin-bottom: 1rem; }
.prose h3 { margin-top: 2rem; margin-bottom: 0.75rem; }
.prose ul, .prose ol { margin: 1rem 0 1rem 1.5rem; }
.prose li { margin-bottom: 0.5rem; }

/* Pricing */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.pricing-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2rem;
  position: relative;
}

.pricing-card.featured {
  border-color: var(--color-gold);
  box-shadow: var(--shadow-md);
}

.pricing-card.featured::before {
  content: 'Most Requested';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-gold);
  color: var(--color-slate);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 1rem;
  border-radius: var(--radius-sm);
}

.pricing-card h3 { font-size: 1.375rem; }
.pricing-amount {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-slate);
  margin: 1rem 0;
}

.pricing-amount span { font-size: 1rem; font-weight: 400; color: var(--color-ink-light); }
.pricing-card ul { list-style: none; margin: 1.5rem 0; }
.pricing-card li {
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.9375rem;
  color: var(--color-ink-light);
}

.pricing-card li::before { content: '✓ '; color: var(--color-teal); font-weight: 600; }

.pricing-note {
  background: var(--color-cream);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin-top: 2rem;
  font-size: 0.9375rem;
  color: var(--color-ink-light);
}

/* Forms */
.form-group { margin-bottom: 1.25rem; }

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.9375rem;
  margin-bottom: 0.375rem;
  color: var(--color-slate);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-white);
  transition: border-color var(--transition);
}

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

.form-group textarea { min-height: 140px; resize: vertical; }

.form-error {
  color: var(--color-error);
  font-size: 0.8125rem;
  margin-top: 0.25rem;
  display: none;
}

.form-group.invalid .form-error { display: block; }
.form-group.invalid input,
.form-group.invalid select,
.form-group.invalid textarea { border-color: var(--color-error); }

.form-success {
  background: #e8f5ee;
  border: 1px solid var(--color-success);
  color: var(--color-success);
  padding: 1rem 1.25rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1.5rem;
  display: none;
}

.form-success.visible { display: block; }

.form-failure {
  background: #fce8e8;
  border: 1px solid var(--color-error);
  color: var(--color-error);
  padding: 1rem 1.25rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1.5rem;
  display: none;
}

.form-failure.visible { display: block; }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 3rem;
}

.contact-info h2 { font-size: 1.5rem; margin-bottom: 1.5rem; }
.contact-block { margin-bottom: 2rem; }
.contact-block h3 { font-size: 0.875rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-teal); }
.contact-block p, .contact-block address { font-style: normal; color: var(--color-ink-light); }

/* Service detail */
.service-hero {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 3rem;
  align-items: start;
}

.service-hero img { border-radius: var(--radius-lg); box-shadow: var(--shadow-md); }

.service-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin: 1.5rem 0;
  padding: 1.25rem 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.service-meta dt { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-teal); }
.service-meta dd { font-weight: 600; color: var(--color-slate); }

.detail-section { margin-bottom: 3rem; }

.included-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem 2rem;
  list-style: none;
}

.included-list li {
  padding-left: 1.5rem;
  position: relative;
  font-size: 0.9375rem;
}

.included-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--color-gold);
}

/* Blog */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.5rem;
}

.blog-card .card-image img { aspect-ratio: 16/9; }

.blog-meta {
  font-size: 0.8125rem;
  color: var(--color-ink-light);
  margin-bottom: 0.5rem;
}

.article-header { margin-bottom: 2.5rem; }
.article-header h1 { margin-bottom: 0.75rem; }
.article-meta { color: var(--color-ink-light); font-size: 0.9375rem; }
.article-featured img { border-radius: var(--radius-lg); margin-bottom: 2rem; }

/* Workbook page */
.workbook-steps {
  counter-reset: step;
  list-style: none;
}

.workbook-steps li {
  counter-increment: step;
  position: relative;
  padding: 2rem 2rem 2rem 5rem;
  background: var(--color-white);
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.workbook-steps li::before {
  content: counter(step);
  position: absolute;
  left: 1.5rem;
  top: 2rem;
  width: 40px;
  height: 40px;
  background: var(--color-slate);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.125rem;
}

/* Legal */
.legal-content h2 { font-size: 1.375rem; margin-top: 2rem; }
.legal-content p, .legal-content li { font-size: 0.9375rem; color: var(--color-ink-light); }

.cookies-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.875rem;
}

.cookies-table th,
.cookies-table td {
  padding: 0.75rem 1rem;
  text-align: left;
  border: 1px solid var(--color-border);
}

.cookies-table th { background: var(--color-white); font-weight: 600; }
.cookies-table td { background: var(--color-cream); }

/* 404 */
.error-page {
  text-align: center;
  padding: 6rem 1.5rem;
}

.error-code {
  font-family: var(--font-display);
  font-size: 8rem;
  font-weight: 700;
  color: var(--color-border);
  line-height: 1;
}

/* Cookie banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-white);
  border-top: 1px solid var(--color-border);
  box-shadow: 0 -4px 24px rgba(26, 46, 56, 0.1);
  padding: 1.25rem 1.5rem;
  z-index: 1000;
  transform: translateY(100%);
  transition: transform 0.4s ease;
}

.cookie-banner.visible { transform: translateY(0); }

.cookie-banner-inner {
  max-width: 1140px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.cookie-banner p { font-size: 0.9375rem; color: var(--color-ink-light); margin: 0; flex: 1; min-width: 280px; }
.cookie-banner-actions { display: flex; gap: 0.75rem; }

.cookie-banner .btn-accept {
  background: var(--color-slate);
  color: var(--color-white);
  border: none;
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  cursor: pointer;
}

.cookie-banner .btn-reject {
  background: transparent;
  color: var(--color-ink-light);
  border: 1px solid var(--color-border);
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  cursor: pointer;
}

/* Script error */
.script-error {
  background: #fce8e8;
  color: var(--color-error);
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  text-align: center;
}

/* Responsive */
@media (max-width: 900px) {
  .hero-split,
  .service-hero,
  .contact-grid { grid-template-columns: 1fr; }

  .feature-strip { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .included-list { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav-toggle { display: flex; }

  .main-nav {
    position: fixed;
    top: 65px;
    left: 0;
    right: 0;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    padding: 1rem 1.5rem;
    transform: translateY(-120%);
    opacity: 0;
    transition: all var(--transition);
    pointer-events: none;
  }

  .main-nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .main-nav ul { flex-direction: column; align-items: flex-start; gap: 1rem; }

  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 1rem; text-align: center; }
}