@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,600;0,700;0,900;1,400;1,600&family=Inter:wght@300;400;500;600;700&display=swap');

/* ===== DESIGN TOKENS ===== */
:root {
  --color-primary: #0f1923;
  --color-accent: #2d5986;
  --color-accent-light: #3d6ea0;
  --color-background: #f5f3ef;
  --color-surface: #ffffff;
  --color-surface-alt: #edeae4;
  --color-text: #1a1a2e;
  --color-text-muted: #6b7280;
  --color-text-light: #9ca3af;
  --color-border: #d1cec9;
  --color-border-dark: #b5b2ac;
  --radius: 0.25rem;
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Inter', system-ui, sans-serif;
  --shadow-sm: 0 1px 3px rgba(15,25,35,0.08);
  --shadow-md: 0 4px 16px rgba(15,25,35,0.1);
  --shadow-lg: 0 8px 32px rgba(15,25,35,0.14);
  --transition: 0.22s ease;
}

/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-sans);
  background-color: var(--color-background);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--transition); }
ul { list-style: none; }
button { cursor: pointer; font-family: var(--font-sans); }
input, textarea, select { font-family: var(--font-sans); }

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5 { font-family: var(--font-serif); line-height: 1.2; color: var(--color-primary); }
h1 { font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 700; }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); font-weight: 600; }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); font-weight: 600; }
h4 { font-size: 1.15rem; font-weight: 600; }
p { line-height: 1.7; color: var(--color-text); }
.text-muted { color: var(--color-text-muted); }
.text-accent { color: var(--color-accent); }
.serif { font-family: var(--font-serif); }

/* ===== LAYOUT ===== */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.container--narrow { max-width: 860px; margin: 0 auto; padding: 0 24px; }
.container--wide { max-width: 1400px; margin: 0 auto; padding: 0 24px; }

/* ===== HEADER / NAV ===== */
.site-header {
  background: var(--color-primary);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  height: 72px;
  max-width: 1400px;
  margin: 0 auto;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.5px;
}
.logo span { color: var(--color-accent-light); }
.logo-mark {
  width: 36px;
  height: 36px;
  background: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  font-weight: 900;
  color: #fff;
  font-family: var(--font-serif);
}
.nav-main { display: flex; align-items: center; gap: 0; }
.nav-main a {
  color: rgba(255,255,255,0.78);
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0 16px;
  height: 72px;
  display: flex;
  align-items: center;
  letter-spacing: 0.3px;
  border-bottom: 2px solid transparent;
  transition: color var(--transition), border-color var(--transition);
}
.nav-main a:hover, .nav-main a.active {
  color: #ffffff;
  border-bottom-color: var(--color-accent-light);
}
.nav-actions { display: flex; align-items: center; gap: 12px; }
.btn-nav {
  padding: 9px 22px;
  background: var(--color-accent);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius);
  transition: background var(--transition);
  text-decoration: none;
  display: inline-block;
}
.btn-nav:hover { background: var(--color-accent-light); color: #fff; }
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: #fff;
  font-size: 1.5rem;
  padding: 8px;
}
.mobile-nav {
  display: none;
  flex-direction: column;
  background: #0d1720;
  padding: 16px 24px;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.mobile-nav a {
  color: rgba(255,255,255,0.8);
  padding: 12px 0;
  font-size: 0.95rem;
  font-weight: 500;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  display: block;
}
.mobile-nav.open { display: flex; }

/* Dropdown */
.nav-dropdown { position: relative; }
.nav-dropdown > a { cursor: pointer; }
.dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  min-width: 220px;
  box-shadow: var(--shadow-lg);
  z-index: 200;
}
.dropdown-menu a {
  display: block;
  color: var(--color-text);
  padding: 11px 20px;
  font-size: 0.875rem;
  height: auto;
  border-bottom: none;
  border-left: 2px solid transparent;
}
.dropdown-menu a:hover {
  background: var(--color-background);
  border-left-color: var(--color-accent);
  color: var(--color-accent);
}
.nav-dropdown:hover .dropdown-menu { display: block; }

/* ===== HERO ===== */
.hero {
  background: var(--color-primary);
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 580px;
  overflow: hidden;
}
.hero-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 72px 60px 72px 24px;
  max-width: 640px;
}
.hero-eyebrow {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--color-accent-light);
  margin-bottom: 20px;
}
.hero h1 {
  color: #ffffff;
  margin-bottom: 24px;
  line-height: 1.15;
}
.hero-lead {
  color: rgba(255,255,255,0.72);
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 480px;
}
.hero-actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.hero-image {
  position: relative;
  overflow: hidden;
  background: #1a2535;
}
.hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.85;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: 2px solid transparent;
  transition: all var(--transition);
  text-decoration: none;
  cursor: pointer;
  letter-spacing: 0.2px;
}
.btn-primary { background: var(--color-accent); color: #fff; border-color: var(--color-accent); }
.btn-primary:hover { background: var(--color-accent-light); border-color: var(--color-accent-light); color: #fff; }
.btn-outline { background: transparent; color: #fff; border-color: rgba(255,255,255,0.4); }
.btn-outline:hover { background: rgba(255,255,255,0.08); border-color: rgba(255,255,255,0.7); color: #fff; }
.btn-outline-dark { background: transparent; color: var(--color-accent); border-color: var(--color-accent); }
.btn-outline-dark:hover { background: var(--color-accent); color: #fff; }
.btn-dark { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.btn-dark:hover { background: #1a2a3a; color: #fff; }
.btn-sm { padding: 8px 18px; font-size: 0.82rem; }
.btn-lg { padding: 15px 36px; font-size: 1rem; }

/* ===== SECTIONS ===== */
.section { padding: 80px 0; }
.section--sm { padding: 52px 0; }
.section--lg { padding: 100px 0; }
.section--dark { background: var(--color-primary); }
.section--dark h2, .section--dark h3, .section--dark h4 { color: #fff; }
.section--dark p { color: rgba(255,255,255,0.72); }
.section--alt { background: var(--color-surface-alt); }
.section--white { background: var(--color-surface); }
.section-header { margin-bottom: 52px; }
.section-header--center { text-align: center; }
.section-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 12px;
  display: block;
}
.section-label--light { color: var(--color-accent-light); }
.section-header p { color: var(--color-text-muted); font-size: 1.05rem; margin-top: 14px; max-width: 560px; }
.section-header--center p { margin-left: auto; margin-right: auto; }
.divider { width: 48px; height: 3px; background: var(--color-accent); margin: 16px 0; }
.divider--center { margin: 16px auto; }

/* ===== STAT BAR ===== */
.stat-bar {
  background: var(--color-accent);
  padding: 28px 0;
}
.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}
.stat-item {
  text-align: center;
  padding: 16px 20px;
  border-right: 1px solid rgba(255,255,255,0.2);
}
.stat-item:last-child { border-right: none; }
.stat-number {
  font-family: var(--font-serif);
  font-size: 2.4rem;
  font-weight: 700;
  color: #fff;
  line-height: 1;
  display: block;
}
.stat-label {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.78);
  margin-top: 6px;
  letter-spacing: 0.5px;
  font-weight: 500;
}

/* ===== COURSE CARDS ===== */
.courses-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.course-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  transition: box-shadow var(--transition), transform var(--transition);
  overflow: hidden;
}
.course-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); }
.course-card__img { height: 200px; overflow: hidden; background: var(--color-surface-alt); }
.course-card__img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.course-card:hover .course-card__img img { transform: scale(1.04); }
.course-card__body { padding: 24px; }
.course-card__category {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 10px;
  display: block;
}
.course-card__title { font-size: 1.15rem; margin-bottom: 10px; line-height: 1.3; }
.course-card__desc { font-size: 0.875rem; color: var(--color-text-muted); line-height: 1.6; margin-bottom: 18px; }
.course-card__meta {
  display: flex;
  gap: 16px;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border);
  padding-top: 16px;
  margin-bottom: 16px;
}
.course-card__meta span { display: flex; align-items: center; gap: 5px; }

/* ===== ARTICLE CARDS ===== */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.article-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: box-shadow var(--transition);
}
.article-card:hover { box-shadow: var(--shadow-md); }
.article-card__img { height: 180px; overflow: hidden; background: var(--color-surface-alt); }
.article-card__img img { width: 100%; height: 100%; object-fit: cover; }
.article-card__body { padding: 22px; }
.article-card__category {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 8px;
  display: block;
}
.article-card__title { font-size: 1.05rem; margin-bottom: 10px; line-height: 1.35; }
.article-card__title a:hover { color: var(--color-accent); }
.article-card__excerpt { font-size: 0.85rem; color: var(--color-text-muted); line-height: 1.6; margin-bottom: 14px; }
.article-card__date { font-size: 0.78rem; color: var(--color-text-light); }

/* ===== FEATURED ARTICLE ===== */
.featured-article {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  overflow: hidden;
}
.featured-article__img { height: 100%; min-height: 340px; overflow: hidden; }
.featured-article__img img { width: 100%; height: 100%; object-fit: cover; }
.featured-article__body { padding: 40px; display: flex; flex-direction: column; justify-content: center; }

/* ===== INSTRUCTORS ===== */
.instructors-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}
.instructor-card { text-align: center; }
.instructor-card__photo {
  width: 100%;
  padding-top: 100%;
  position: relative;
  overflow: hidden;
  background: var(--color-surface-alt);
  margin-bottom: 18px;
}
.instructor-card__photo img {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  object-fit: cover;
}
.instructor-card__name { font-size: 1.05rem; margin-bottom: 4px; }
.instructor-card__role { font-size: 0.82rem; color: var(--color-text-muted); margin-bottom: 10px; }
.instructor-card__bio { font-size: 0.82rem; color: var(--color-text-muted); line-height: 1.6; }

/* ===== TESTIMONIAL ===== */
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.testimonial-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 28px;
}
.testimonial-card__quote {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-style: italic;
  color: var(--color-text);
  line-height: 1.65;
  margin-bottom: 20px;
  position: relative;
  padding-left: 18px;
  border-left: 3px solid var(--color-accent);
}
.testimonial-card__author { font-weight: 600; font-size: 0.9rem; color: var(--color-primary); }
.testimonial-card__role { font-size: 0.8rem; color: var(--color-text-muted); }

/* ===== TWO-COL SPLIT ===== */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.split--reverse .split__img { order: -1; }
.split__img { overflow: hidden; }
.split__img img { width: 100%; height: 400px; object-fit: cover; }
.split__content {}
.split__content h2 { margin-bottom: 16px; }
.split__content p { margin-bottom: 16px; color: var(--color-text-muted); }
.split__content .btn { margin-top: 8px; }

/* ===== PROCESS STEPS ===== */
.steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.step-item {
  padding: 28px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  position: relative;
}
.step-num {
  font-family: var(--font-serif);
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--color-border);
  line-height: 1;
  margin-bottom: 12px;
  display: block;
}
.step-item h4 { margin-bottom: 8px; }
.step-item p { font-size: 0.875rem; color: var(--color-text-muted); }

/* ===== LIST FEATURES ===== */
.features-list { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.feature-item { display: flex; gap: 14px; align-items: flex-start; }
.feature-icon {
  width: 36px;
  height: 36px;
  background: var(--color-accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  flex-shrink: 0;
  margin-top: 2px;
}
.feature-item h4 { font-size: 0.95rem; margin-bottom: 4px; }
.feature-item p { font-size: 0.83rem; color: var(--color-text-muted); }

/* ===== CTA BLOCK ===== */
.cta-block {
  background: var(--color-primary);
  padding: 72px 0;
  text-align: center;
}
.cta-block h2 { color: #fff; margin-bottom: 16px; }
.cta-block p { color: rgba(255,255,255,0.7); margin-bottom: 32px; font-size: 1.05rem; }
.cta-actions { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

/* ===== BREADCRUMB ===== */
.breadcrumb {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: 12px 0;
}
.breadcrumb-inner {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--color-text-muted);
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
.breadcrumb-inner a { color: var(--color-accent); }
.breadcrumb-inner a:hover { text-decoration: underline; }
.breadcrumb-inner span.sep { color: var(--color-border-dark); }

/* ===== PAGE HERO (inner pages) ===== */
.page-hero {
  background: var(--color-primary);
  padding: 60px 0;
}
.page-hero h1 { color: #fff; margin-bottom: 14px; }
.page-hero p { color: rgba(255,255,255,0.7); font-size: 1.05rem; max-width: 620px; }

/* ===== ACCORDION / FAQ ===== */
.faq-list { display: flex; flex-direction: column; gap: 8px; }
.faq-item { background: var(--color-surface); border: 1px solid var(--color-border); }
.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-primary);
  user-select: none;
}
.faq-question:hover { color: var(--color-accent); }
.faq-question .faq-icon { font-size: 1.2rem; transition: transform var(--transition); flex-shrink: 0; }
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding var(--transition);
  padding: 0 24px;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}
.faq-item.open .faq-answer { max-height: 500px; padding: 0 24px 20px; }

/* ===== CONTACT FORM ===== */
.contact-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 60px; }
.contact-info__item { display: flex; gap: 14px; margin-bottom: 28px; align-items: flex-start; }
.contact-info__icon {
  width: 40px;
  height: 40px;
  background: var(--color-accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}
.contact-info__label { font-weight: 600; font-size: 0.88rem; color: var(--color-primary); margin-bottom: 4px; }
.contact-info__value { font-size: 0.88rem; color: var(--color-text-muted); line-height: 1.5; }
.contact-info__value a { color: var(--color-accent); }
.form-group { margin-bottom: 20px; }
.form-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 7px;
  letter-spacing: 0.3px;
}
.form-control {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: 0.9rem;
  border-radius: var(--radius);
  outline: none;
  transition: border-color var(--transition);
}
.form-control:focus { border-color: var(--color-accent); }
textarea.form-control { min-height: 130px; resize: vertical; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-success {
  display: none;
  background: #ecf9f0;
  border: 1px solid #a3d9b5;
  color: #1a6b3c;
  padding: 16px 20px;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 500;
  margin-top: 16px;
  align-items: center;
  gap: 10px;
}
.form-success.show { display: flex; }

/* ===== RESOURCES ===== */
.resources-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.resource-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 24px;
  display: flex;
  flex-direction: column;
}
.resource-item__type {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.resource-item h4 { margin-bottom: 8px; font-size: 0.98rem; }
.resource-item p { font-size: 0.83rem; color: var(--color-text-muted); line-height: 1.6; flex: 1; margin-bottom: 16px; }
.resource-item a { color: var(--color-accent); font-size: 0.83rem; font-weight: 600; }
.resource-item a:hover { text-decoration: underline; }

/* ===== SIDEBAR LAYOUT ===== */
.sidebar-layout { display: grid; grid-template-columns: 1fr 300px; gap: 48px; align-items: start; }
.sidebar-widget { background: var(--color-surface); border: 1px solid var(--color-border); padding: 24px; margin-bottom: 24px; }
.sidebar-widget h4 { margin-bottom: 16px; font-size: 1rem; padding-bottom: 12px; border-bottom: 1px solid var(--color-border); }
.sidebar-links { display: flex; flex-direction: column; gap: 0; }
.sidebar-links a {
  padding: 10px 0;
  font-size: 0.87rem;
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.sidebar-links a:hover { color: var(--color-accent); }
.sidebar-links a:last-child { border-bottom: none; }

/* ===== COURSE DETAIL ===== */
.course-hero {
  background: var(--color-primary);
  padding: 64px 0;
}
.course-hero h1 { color: #fff; margin-bottom: 14px; max-width: 700px; }
.course-hero p { color: rgba(255,255,255,0.7); max-width: 600px; margin-bottom: 28px; }
.course-meta-row {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}
.course-meta-tag {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.7);
}
.course-meta-tag strong { color: #fff; }
.course-content-grid { display: grid; grid-template-columns: 1fr 340px; gap: 40px; align-items: start; }
.course-sticky {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 28px;
  position: sticky;
  top: 90px;
}
.course-sticky__img { height: 190px; overflow: hidden; background: var(--color-surface-alt); margin: -28px -28px 24px; }
.course-sticky__img img { width: 100%; height: 100%; object-fit: cover; }
.course-sticky__price { font-family: var(--font-serif); font-size: 1.6rem; font-weight: 700; color: var(--color-primary); margin-bottom: 4px; }
.course-sticky__note { font-size: 0.8rem; color: var(--color-text-muted); margin-bottom: 20px; }
.course-includes { margin: 20px 0; display: flex; flex-direction: column; gap: 10px; }
.course-includes li { display: flex; align-items: center; gap: 8px; font-size: 0.85rem; color: var(--color-text-muted); }
.curriculum-section { margin-bottom: 32px; }
.curriculum-section h4 { margin-bottom: 12px; padding-bottom: 10px; border-bottom: 1px solid var(--color-border); }
.curriculum-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border: 1px solid var(--color-border);
  margin-bottom: 6px;
  background: var(--color-surface);
  font-size: 0.87rem;
}
.curriculum-item__num { color: var(--color-text-light); font-size: 0.78rem; width: 24px; flex-shrink: 0; }
.curriculum-item__title { flex: 1; color: var(--color-text); }
.curriculum-item__duration { color: var(--color-text-muted); font-size: 0.8rem; }

/* ===== TABS ===== */
.tabs { border-bottom: 2px solid var(--color-border); display: flex; gap: 0; margin-bottom: 32px; }
.tab-btn {
  padding: 14px 24px;
  background: none;
  border: none;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-text-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: all var(--transition);
}
.tab-btn.active { color: var(--color-accent); border-bottom-color: var(--color-accent); }
.tab-btn:hover { color: var(--color-accent); }
.tab-content { display: none; }
.tab-content.active { display: block; }

/* ===== PARTNERS ===== */
.partners-logos {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
  align-items: center;
}
.partner-logo {
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 12px 20px;
  filter: grayscale(1);
  opacity: 0.65;
  transition: all var(--transition);
}
.partner-logo:hover { filter: grayscale(0); opacity: 1; }
.partner-logo span {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--color-primary);
}

/* ===== APPLY PAGE ===== */
.apply-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 60px; align-items: start; }
.requirements-list { display: flex; flex-direction: column; gap: 12px; }
.req-item { display: flex; gap: 12px; align-items: flex-start; font-size: 0.9rem; color: var(--color-text-muted); }
.req-item::before { content: '✓'; color: var(--color-accent); font-weight: 700; flex-shrink: 0; margin-top: 1px; }

/* ===== ARTICLE SINGLE ===== */
.article-body { max-width: 740px; }
.article-body p { margin-bottom: 20px; font-size: 1rem; line-height: 1.75; }
.article-body h2 { margin: 36px 0 16px; }
.article-body h3 { margin: 28px 0 12px; }
.article-body ul, .article-body ol { margin-bottom: 20px; padding-left: 24px; }
.article-body li { margin-bottom: 8px; line-height: 1.65; font-size: 0.95rem; color: var(--color-text-muted); }
.article-body ul li { list-style: disc; }
.article-body ol li { list-style: decimal; }
.article-body blockquote {
  border-left: 4px solid var(--color-accent);
  padding: 16px 24px;
  background: var(--color-surface-alt);
  margin: 28px 0;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.05rem;
  color: var(--color-text);
}
.article-img { margin: 32px 0; }
.article-img img { width: 100%; height: 400px; object-fit: cover; }
.article-img figcaption { font-size: 0.8rem; color: var(--color-text-muted); margin-top: 8px; }

/* ===== POLICY PAGES ===== */
.policy-content { max-width: 800px; }
.policy-content h2 { font-size: 1.3rem; margin: 36px 0 14px; }
.policy-content h3 { font-size: 1.1rem; margin: 24px 0 10px; }
.policy-content p { margin-bottom: 16px; font-size: 0.93rem; line-height: 1.75; color: var(--color-text-muted); }
.policy-content ul { margin: 12px 0 20px 20px; }
.policy-content ul li { list-style: disc; margin-bottom: 8px; font-size: 0.93rem; color: var(--color-text-muted); line-height: 1.65; }
.policy-last-updated { font-size: 0.83rem; color: var(--color-text-light); margin-bottom: 36px; padding-bottom: 16px; border-bottom: 1px solid var(--color-border); }

/* ===== METHODOLOGY ===== */
.methodology-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; margin-bottom: 60px; }
.methodology-block { padding: 32px; background: var(--color-surface); border: 1px solid var(--color-border); }
.methodology-block h3 { margin-bottom: 12px; }
.methodology-block p { font-size: 0.9rem; color: var(--color-text-muted); line-height: 1.7; }

/* ===== FOOTER ===== */
.site-footer { background: var(--color-primary); padding: 60px 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 48px; }
.footer-brand .logo { margin-bottom: 14px; }
.footer-brand p { font-size: 0.85rem; color: rgba(255,255,255,0.55); line-height: 1.7; max-width: 280px; }
.footer-col h5 {
  color: rgba(255,255,255,0.5);
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.footer-col a {
  display: block;
  color: rgba(255,255,255,0.65);
  font-size: 0.875rem;
  margin-bottom: 10px;
  transition: color var(--transition);
}
.footer-col a:hover { color: rgba(255,255,255,1); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p { font-size: 0.82rem; color: rgba(255,255,255,0.4); }
.footer-bottom-links { display: flex; gap: 20px; }
.footer-bottom-links a { font-size: 0.82rem; color: rgba(255,255,255,0.45); }
.footer-bottom-links a:hover { color: rgba(255,255,255,0.85); }

/* ===== TAGS ===== */
.tag {
  display: inline-block;
  padding: 4px 12px;
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  font-size: 0.75rem;
  color: var(--color-text-muted);
  font-weight: 500;
  transition: all var(--transition);
}
.tag:hover { background: var(--color-accent); color: #fff; border-color: var(--color-accent); }
.tags { display: flex; flex-wrap: wrap; gap: 8px; }

/* ===== HIGHLIGHT BOX ===== */
.highlight-box {
  background: var(--color-surface-alt);
  border-left: 4px solid var(--color-accent);
  padding: 20px 24px;
  margin: 24px 0;
}
.highlight-box p { font-size: 0.9rem; color: var(--color-text-muted); margin: 0; }

/* ===== COOKIE BANNER ===== */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-primary);
  border-top: 3px solid var(--color-accent);
  padding: 16px 24px;
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.cookie-banner p { font-size: 0.85rem; color: rgba(255,255,255,0.75); flex: 1; }
.cookie-banner a { color: var(--color-accent-light); text-decoration: underline; }
.cookie-actions { display: flex; gap: 10px; flex-shrink: 0; }
.cookie-accept {
  padding: 9px 20px;
  background: var(--color-accent);
  color: #fff;
  border: none;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  border-radius: var(--radius);
}
.cookie-decline {
  padding: 9px 20px;
  background: transparent;
  color: rgba(255,255,255,0.6);
  border: 1px solid rgba(255,255,255,0.25);
  font-size: 0.85rem;
  cursor: pointer;
  border-radius: var(--radius);
}

/* ===== NEWSLETTER ===== */
.newsletter-section { background: var(--color-surface-alt); padding: 56px 0; }
.newsletter-inner { display: flex; align-items: center; justify-content: space-between; gap: 40px; flex-wrap: wrap; }
.newsletter-text h3 { margin-bottom: 6px; }
.newsletter-text p { font-size: 0.9rem; color: var(--color-text-muted); }
.newsletter-form { display: flex; gap: 0; max-width: 420px; width: 100%; }
.newsletter-form input {
  flex: 1;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-right: none;
  background: var(--color-surface);
  font-size: 0.9rem;
  outline: none;
  color: var(--color-text);
  border-radius: var(--radius) 0 0 var(--radius);
}
.newsletter-form button {
  padding: 12px 22px;
  background: var(--color-accent);
  color: #fff;
  border: none;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: background var(--transition);
  border-radius: 0 var(--radius) var(--radius) 0;
}
.newsletter-form button:hover { background: var(--color-accent-light); }
.newsletter-success { display: none; font-size: 0.9rem; color: #1a6b3c; font-weight: 500; }
.newsletter-success.show { display: block; }

/* ===== MISC ===== */
.text-center { text-align: center; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }
.w-full { width: 100%; }
hr.section-rule { border: none; border-top: 1px solid var(--color-border); margin: 40px 0; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .courses-grid { grid-template-columns: 1fr 1fr; }
  .instructors-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .course-content-grid { grid-template-columns: 1fr; }
  .course-sticky { position: static; }
  .partners-logos { grid-template-columns: repeat(3, 1fr); }
  .steps-grid { grid-template-columns: 1fr 1fr; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .hero { grid-template-columns: 1fr; }
  .hero-image { height: 300px; }
  .hero-content { padding: 48px 24px; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .split { grid-template-columns: 1fr; }
  .split--reverse .split__img { order: 0; }
  .contact-grid { grid-template-columns: 1fr; }
  .apply-grid { grid-template-columns: 1fr; }
  .articles-grid { grid-template-columns: 1fr; }
  .courses-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .featured-article { grid-template-columns: 1fr; }
  .sidebar-layout { grid-template-columns: 1fr; }
  .methodology-cols { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .newsletter-inner { flex-direction: column; align-items: flex-start; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .nav-main { display: none; }
  .mobile-toggle { display: flex; }
  .instructors-grid { grid-template-columns: 1fr 1fr; }
  .resources-grid { grid-template-columns: 1fr; }
  .features-list { grid-template-columns: 1fr; }
  .partners-logos { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .tabs { overflow-x: auto; }
}