/* =====================================================================
   Lumina LMS — main stylesheet
   Fonts:  Plus Jakarta Sans (headings) / Inter (body)
   Colors: Indigo #4F46E5 primary · Violet #7C3AED · Amber #F59E0B accent
   ===================================================================== */

:root {
  --primary: #4f46e5;
  --primary-dark: #4338ca;
  --violet: #7c3aed;
  --accent: #f59e0b;
  --dark: #0f172a;
  --slate: #334155;
  --gray: #64748b;
  --light: #f8fafc;
  --line: #e2e8f0;
  --white: #ffffff;
  --success-bg: #ecfdf5;
  --success-fg: #047857;
  --error-bg: #fef2f2;
  --error-fg: #b91c1c;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.08);
  --shadow-md: 0 10px 30px -10px rgba(15, 23, 42, 0.15);
  --shadow-lg: 0 25px 50px -12px rgba(79, 70, 229, 0.25);
  --font-head: 'Plus Jakarta Sans', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --transition: 0.3s cubic-bezier(0.22, 0.61, 0.36, 1);
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  color: var(--slate);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-head);
  color: var(--dark);
  line-height: 1.2;
  margin: 0 0 0.6em;
  font-weight: 800;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.7rem, 3.5vw, 2.5rem); }
h3 { font-size: 1.15rem; }

p { margin: 0 0 1em; }
a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary-dark); }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 96px 0; }
.alt-bg { background: var(--light); }

.screen-reader-text {
  position: absolute !important;
  width: 1px; height: 1px;
  clip: rect(1px, 1px, 1px, 1px);
  overflow: hidden;
}
.skip-link { left: -9999px; top: 0; background: var(--dark); color: #fff; padding: 10px 16px; z-index: 10000; }
.skip-link:focus { left: 0; position: fixed; clip: auto; width: auto; height: auto; }

.text-gradient {
  background: linear-gradient(120deg, var(--primary), var(--violet) 55%, var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 11px 22px;
  border-radius: 999px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
  line-height: 1.2;
  text-align: center;
}
.btn-lg { padding: 15px 30px; font-size: 1.02rem; }
.btn-primary {
  background: linear-gradient(120deg, var(--primary), var(--violet));
  color: #fff;
  box-shadow: 0 8px 20px -6px rgba(79, 70, 229, 0.5);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 28px -8px rgba(79, 70, 229, 0.55); color: #fff; }
.btn-outline { border-color: var(--primary); color: var(--primary); background: transparent; }
.btn-outline:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }
.btn-ghost { color: var(--dark); background: transparent; }
.btn-ghost:hover { color: var(--primary); }
.btn-white { background: #fff; color: var(--primary); }
.btn-white:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); color: var(--primary-dark); }
.btn-ghost-white { border-color: rgba(255, 255, 255, 0.55); color: #fff; }
.btn-ghost-white:hover { background: rgba(255, 255, 255, 0.12); color: #fff; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: box-shadow var(--transition), border-color var(--transition), background var(--transition);
}
.site-header.is-scrolled { border-color: var(--line); box-shadow: var(--shadow-sm); background: rgba(255, 255, 255, 0.96); }
.header-inner { display: flex; align-items: center; gap: 28px; min-height: 76px; }
.site-branding { flex-shrink: 0; }
.site-logo { display: inline-flex; align-items: center; gap: 10px; font-family: var(--font-head); font-weight: 800; font-size: 1.3rem; color: var(--dark); }
.site-logo:hover { color: var(--dark); }
.logo-mark {
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), var(--violet));
  color: #fff;
  box-shadow: 0 6px 14px -4px rgba(79, 70, 229, 0.5);
}
.custom-logo { max-height: 52px; width: auto; }

.site-nav { margin-left: auto; }
.nav-menu { display: flex; align-items: center; gap: 6px; list-style: none; margin: 0; padding: 0; }
.nav-menu a {
  display: block;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--dark);
  padding: 8px 14px;
  border-radius: 999px;
  position: relative;
  transition: color var(--transition), background var(--transition);
}
.nav-menu a:hover,
.nav-menu .current-menu-item > a,
.nav-menu .current_page_item > a { color: var(--primary); background: rgba(79, 70, 229, 0.08); }
.nav-menu .sub-menu { display: none; }
.header-actions { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.nav-actions-mobile { display: none; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px; height: 44px;
  background: transparent;
  border: 0;
  cursor: pointer;
  padding: 10px;
}
.nav-toggle span { display: block; height: 2.5px; width: 100%; border-radius: 2px; background: var(--dark); transition: transform var(--transition), opacity var(--transition); }
.nav-toggle[aria-expanded='true'] span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.nav-toggle[aria-expanded='true'] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded='true'] span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; padding: 84px 0 96px; background: linear-gradient(180deg, #eef2ff 0%, #ffffff 90%); }
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.blob { position: absolute; border-radius: 50%; filter: blur(70px); opacity: 0.45; animation: blobFloat 12s ease-in-out infinite alternate; }
.blob-1 { width: 420px; height: 420px; background: #c7d2fe; top: -140px; right: -80px; }
.blob-2 { width: 360px; height: 360px; background: #ddd6fe; bottom: -160px; left: -100px; animation-delay: -6s; }
@keyframes blobFloat {
  from { transform: translate(0, 0) scale(1); }
  to { transform: translate(30px, -25px) scale(1.08); }
}
.grid-dots {
  position: absolute; inset: 0;
  background-image: radial-gradient(rgba(79, 70, 229, 0.14) 1.5px, transparent 1.5px);
  background-size: 28px 28px;
  mask-image: radial-gradient(ellipse 65% 60% at 45% 40%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 65% 60% at 45% 40%, #000 30%, transparent 75%);
}
.hero-inner { position: relative; display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 60px; align-items: center; }
.hero-badge {
  display: inline-block;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 7px 16px;
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--slate);
  box-shadow: var(--shadow-sm);
  margin-bottom: 22px;
}
.hero-sub { font-size: 1.13rem; color: var(--gray); max-width: 34rem; margin-bottom: 30px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 34px; }
.hero-trust { display: flex; align-items: center; gap: 14px; }
.hero-trust p { margin: 0; font-size: 0.94rem; color: var(--gray); }
.avatar-stack { display: flex; }
.avatar {
  width: 40px; height: 40px; border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font-head); font-weight: 700; font-size: 0.85rem; color: #fff;
  border: 3px solid #fff;
  margin-left: -10px;
}
.avatar:first-child { margin-left: 0; }
.avatar:nth-child(1) { background: #6366f1; }
.avatar:nth-child(2) { background: #8b5cf6; }
.avatar:nth-child(3) { background: #f59e0b; }
.avatar:nth-child(4) { background: #0ea5e9; }

.hero-visual { display: flex; justify-content: center; }
.hero-image-wrap { position: relative; max-width: 440px; }
.hero-image-wrap > img {
  border-radius: 28px;
  box-shadow: var(--shadow-lg);
  object-fit: cover;
  aspect-ratio: 4 / 5;
}
.float-card {
  position: absolute;
  display: flex; align-items: center; gap: 12px;
  background: #fff;
  border-radius: 14px;
  padding: 12px 16px;
  box-shadow: var(--shadow-md);
  animation: floatY 5s ease-in-out infinite;
}
.float-card strong { display: block; font-family: var(--font-head); color: var(--dark); font-size: 0.98rem; line-height: 1.2; }
.float-card span:not(.float-icon) { font-size: 0.8rem; color: var(--gray); }
.float-icon { font-size: 1.5rem; }
.float-card-rating { top: 26px; left: -46px; }
.float-card-cert { bottom: 34px; right: -40px; animation-delay: -2.5s; }
.float-card-years { bottom: -22px; right: 24px; }
@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

/* ---------- Reveal-on-scroll animations ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.22, 0.61, 0.36, 1); }
.reveal.in-view { opacity: 1; transform: none; }
.delay-1 { transition-delay: 0.12s; }
.delay-2 { transition-delay: 0.24s; }
.delay-3 { transition-delay: 0.36s; }
.delay-0 { transition-delay: 0s; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .blob, .float-card { animation: none; }
  html { scroll-behavior: auto; }
}

/* ---------- Stats strip ---------- */
.stats-strip { background: var(--dark); padding: 54px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; text-align: center; }
.stat p { color: #94a3b8; margin: 6px 0 0; font-size: 0.95rem; }
.stat-number, .stat-suffix {
  font-family: var(--font-head);
  font-size: clamp(1.9rem, 3.5vw, 2.6rem);
  font-weight: 800;
  background: linear-gradient(120deg, #a5b4fc, #c4b5fd);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- Section heads ---------- */
.section-head { text-align: center; max-width: 640px; margin: 0 auto 56px; }
.section-head p { color: var(--gray); }
.section-eyebrow {
  display: inline-block;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--primary);
  background: rgba(79, 70, 229, 0.09);
  border-radius: 999px;
  padding: 6px 14px;
  margin-bottom: 16px;
}
.section-cta { text-align: center; margin-top: 48px; }

/* ---------- Course cards ---------- */
.courses-grid, .post-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.course-card, .post-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.course-card:hover, .post-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: #c7d2fe; }
.course-thumb, .post-card-thumb { position: relative; display: block; aspect-ratio: 16 / 10; overflow: hidden; background: linear-gradient(135deg, #eef2ff, #f5f3ff); }
.course-thumb img, .post-card-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.course-card:hover .course-thumb img, .post-card:hover .post-card-thumb img { transform: scale(1.06); }
.course-thumb-fallback { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; color: var(--primary); }
.demo-emoji { font-size: 3rem; }
.course-badge {
  position: absolute; top: 14px; left: 14px;
  background: rgba(255, 255, 255, 0.94);
  color: var(--primary);
  font-family: var(--font-head);
  font-size: 0.76rem;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: 999px;
  box-shadow: var(--shadow-sm);
}
.course-body { padding: 22px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.course-meta { display: flex; align-items: center; gap: 8px; }
.lumina-stars { display: inline-flex; gap: 2px; color: #d7dce4; }
.lumina-stars .star.filled { color: var(--accent); }
.course-rating-text { font-size: 0.84rem; color: var(--gray); font-weight: 600; }
.course-title { font-size: 1.12rem; margin: 0; }
.course-title a { color: var(--dark); }
.course-title a:hover { color: var(--primary); }
.course-excerpt { color: var(--gray); font-size: 0.93rem; margin: 0; flex: 1; }
.course-footer { display: flex; align-items: center; justify-content: space-between; border-top: 1px solid var(--line); padding-top: 14px; margin-top: 6px; }
.course-students { display: inline-flex; align-items: center; gap: 6px; font-size: 0.85rem; color: var(--gray); }
.course-price { font-family: var(--font-head); font-weight: 800; color: var(--primary); font-size: 1.02rem; }
.course-price del { color: var(--gray); font-weight: 500; font-size: 0.85rem; margin-right: 6px; }
.course-price.is-free { color: var(--success-fg); }

/* ---------- Categories ---------- */
.categories-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.category-card {
  position: relative;
  display: block;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.category-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: #c7d2fe; }
.category-icon { font-size: 2rem; display: inline-block; margin-bottom: 14px; }
.category-card h3 { margin-bottom: 4px; }
.category-card p { color: var(--gray); font-size: 0.92rem; margin: 0; }
.category-arrow {
  position: absolute; top: 26px; right: 24px;
  font-size: 1.2rem; color: var(--primary);
  opacity: 0; transform: translateX(-8px);
  transition: opacity var(--transition), transform var(--transition);
}
.category-card:hover .category-arrow { opacity: 1; transform: none; }

/* ---------- Features / mission / info cards ---------- */
.features-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.mission-grid, .contact-info-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature-card, .mission-card, .info-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 26px;
  transition: transform var(--transition), box-shadow var(--transition);
}
.feature-card:hover, .mission-card:hover, .info-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.feature-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 56px; height: 56px;
  font-size: 1.6rem;
  border-radius: 16px;
  background: linear-gradient(135deg, #eef2ff, #f5f3ff);
  margin-bottom: 18px;
}
.feature-card p, .mission-card p, .info-card p { color: var(--gray); font-size: 0.94rem; margin: 0; }

/* ---------- Testimonials ---------- */
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.testimonial-card {
  margin: 0;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px;
  display: flex; flex-direction: column; gap: 16px;
  transition: transform var(--transition), box-shadow var(--transition);
}
.testimonial-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.testimonial-card blockquote { margin: 0; color: var(--slate); font-size: 0.98rem; flex: 1; }
.testimonial-card figcaption { display: flex; align-items: center; gap: 12px; }
.testimonial-card figcaption strong { display: block; font-family: var(--font-head); color: var(--dark); font-size: 0.95rem; }
.testimonial-card figcaption span:not(.testimonial-avatar) { font-size: 0.82rem; color: var(--gray); }
.testimonial-avatar, .team-avatar {
  display: inline-flex; align-items: center; justify-content: center;
  width: 46px; height: 46px; border-radius: 50%;
  font-family: var(--font-head); font-weight: 800; color: #fff; font-size: 1rem;
  flex-shrink: 0;
}
.t-a { background: linear-gradient(135deg, #6366f1, #4f46e5); }
.t-b { background: linear-gradient(135deg, #8b5cf6, #7c3aed); }
.t-c { background: linear-gradient(135deg, #f59e0b, #d97706); }
.t-d { background: linear-gradient(135deg, #0ea5e9, #0284c7); }

/* ---------- CTA banner ---------- */
.cta-banner {
  display: flex; align-items: center; justify-content: space-between; gap: 36px;
  background:
    radial-gradient(600px 220px at 90% -20%, rgba(255, 255, 255, 0.22), transparent 65%),
    linear-gradient(120deg, var(--primary), var(--violet));
  border-radius: 24px;
  padding: 56px 60px;
  box-shadow: var(--shadow-lg);
}
.cta-content h2 { color: #fff; margin-bottom: 8px; }
.cta-content p { color: rgba(255, 255, 255, 0.85); margin: 0; max-width: 34rem; }
.cta-actions { display: flex; gap: 14px; flex-shrink: 0; flex-wrap: wrap; }

/* ---------- Page banner (About / Contact / inner pages) ---------- */
.page-banner {
  text-align: center;
  padding: 90px 0 70px;
  background:
    radial-gradient(700px 260px at 50% -60%, rgba(124, 58, 237, 0.16), transparent 70%),
    linear-gradient(180deg, #eef2ff, #ffffff);
}
.page-banner p { max-width: 40rem; margin: 0 auto; color: var(--gray); font-size: 1.08rem; }
.page-banner-sm { padding: 64px 0 48px; }
.post-meta { color: var(--gray); font-size: 0.92rem; }

/* ---------- About split ---------- */
.split-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.split-media { position: relative; }
.split-media > img { border-radius: 24px; box-shadow: var(--shadow-lg); }
.check-list { list-style: none; margin: 20px 0 0; padding: 0; display: grid; gap: 12px; }
.check-list li { position: relative; padding-left: 32px; font-weight: 600; color: var(--dark); }
.check-list li::before {
  content: '✓';
  position: absolute; left: 0; top: 1px;
  width: 22px; height: 22px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: rgba(79, 70, 229, 0.12);
  color: var(--primary);
  font-size: 0.8rem; font-weight: 800;
}

/* ---------- Team ---------- */
.team-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.team-card {
  text-align: center;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 34px 22px;
  transition: transform var(--transition), box-shadow var(--transition);
}
.team-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.team-avatar { width: 76px; height: 76px; font-size: 1.6rem; margin: 0 auto 16px; }
.team-card h3 { margin-bottom: 2px; font-size: 1.05rem; }
.team-card p { color: var(--gray); font-size: 0.88rem; margin: 0; }

/* ---------- Contact ---------- */
.contact-info-grid { margin-bottom: 56px; }
.contact-layout { display: grid; grid-template-columns: 1.5fr 1fr; gap: 32px; align-items: start; }
.contact-form-wrap {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 40px;
  box-shadow: var(--shadow-sm);
}
.contact-form .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-field { margin: 0 0 18px; }
.form-field label { display: block; font-family: var(--font-head); font-weight: 700; font-size: 0.9rem; color: var(--dark); margin-bottom: 7px; }
.req { color: var(--error-fg); }
.form-field input,
.form-field textarea,
.search-field,
.newsletter-form input[type='email'] {
  width: 100%;
  font: inherit;
  color: var(--dark);
  background: var(--light);
  border: 1.5px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 12px 15px;
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}
.form-field input:focus,
.form-field textarea:focus,
.search-field:focus,
.newsletter-form input[type='email']:focus {
  outline: none;
  border-color: var(--primary);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.14);
}
.form-field textarea { resize: vertical; min-height: 140px; }
.hp-field { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; overflow: hidden; }
.form-notice { border-radius: var(--radius-sm); padding: 13px 16px; font-weight: 600; font-size: 0.93rem; margin-bottom: 20px; }
.notice-success { background: var(--success-bg); color: var(--success-fg); }
.notice-error { background: var(--error-bg); color: var(--error-fg); }

.contact-aside { display: grid; gap: 24px; }
.aside-card { background: var(--light); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }
.aside-card h3 { margin-bottom: 10px; }
.aside-card p { color: var(--gray); font-size: 0.94rem; }
.aside-card details { border-top: 1px solid var(--line); padding: 12px 0; }
.aside-card details:first-of-type { border-top: 0; }
.aside-card summary { font-family: var(--font-head); font-weight: 700; color: var(--dark); cursor: pointer; list-style: none; position: relative; padding-right: 26px; }
.aside-card summary::-webkit-details-marker { display: none; }
.aside-card summary::after { content: '+'; position: absolute; right: 2px; top: -2px; font-size: 1.2rem; color: var(--primary); transition: transform var(--transition); }
.aside-card details[open] summary::after { transform: rotate(45deg); }
.aside-card details p { margin: 10px 0 0; }

/* ---------- Blog cards / entry content ---------- */
.post-card-body { padding: 22px; display: flex; flex-direction: column; gap: 8px; }
.post-card-date { font-size: 0.82rem; color: var(--gray); font-weight: 600; }
.post-card-title { font-size: 1.15rem; margin: 0; }
.post-card-title a { color: var(--dark); }
.post-card-title a:hover { color: var(--primary); }
.read-more { font-family: var(--font-head); font-weight: 700; font-size: 0.9rem; }
.entry-content { max-width: 820px; }
.entry-content img { border-radius: var(--radius); }
.post-hero-image { margin-bottom: 28px; }
.post-hero-image img { border-radius: var(--radius); box-shadow: var(--shadow-md); }
.page-links { margin-top: 24px; }
.pagination-wrap { margin-top: 48px; text-align: center; }
.pagination-wrap .nav-links { display: inline-flex; gap: 8px; }
.pagination-wrap .page-numbers {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 42px; height: 42px; padding: 0 10px;
  border-radius: 12px;
  border: 1px solid var(--line);
  font-weight: 700; color: var(--dark);
}
.pagination-wrap .page-numbers.current { background: var(--primary); border-color: var(--primary); color: #fff; }
.empty-state { text-align: center; max-width: 480px; margin: 0 auto; }
.search-form { display: flex; gap: 10px; }

/* ---------- 404 ---------- */
.error-404 .error-code {
  font-family: var(--font-head);
  font-size: clamp(5rem, 14vw, 9rem);
  font-weight: 800;
  line-height: 1;
  margin-bottom: 10px;
  background: linear-gradient(120deg, var(--primary), var(--violet), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- Footer ---------- */
.site-footer { background: var(--dark); color: #94a3b8; padding: 72px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.3fr; gap: 40px; padding-bottom: 48px; }
.footer-col h4 { color: #fff; font-size: 1rem; margin-bottom: 18px; }
.footer-brand .site-logo { color: #fff; margin-bottom: 14px; }
.footer-brand p { font-size: 0.93rem; }
.footer-social { display: flex; gap: 10px; margin-top: 18px; }
.footer-social a {
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: 12px;
  background: rgba(255, 255, 255, 0.07);
  color: #cbd5e1;
  transition: background var(--transition), color var(--transition), transform var(--transition);
}
.footer-social a:hover { background: var(--primary); color: #fff; transform: translateY(-3px); }
.footer-menu { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.footer-menu a { color: #94a3b8; font-size: 0.94rem; }
.footer-menu a:hover { color: #fff; }
.newsletter-form { display: flex; gap: 10px; margin-top: 14px; }
.newsletter-form input[type='email'] { background: rgba(255, 255, 255, 0.07); border-color: rgba(255, 255, 255, 0.14); color: #fff; }
.newsletter-form input[type='email']::placeholder { color: #64748b; }
.newsletter-form .btn { flex-shrink: 0; }
.footer-bottom {
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  border-top: 1px solid rgba(255, 255, 255, 0.09);
  padding: 22px 0;
  font-size: 0.87rem;
}
.footer-bottom p { margin: 0; }

/* ---------- Back to top ---------- */
.back-to-top {
  position: fixed;
  right: 24px; bottom: 24px;
  width: 48px; height: 48px;
  display: inline-flex; align-items: center; justify-content: center;
  border: 0; border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--violet));
  color: #fff;
  cursor: pointer;
  opacity: 0;
  transform: translateY(16px);
  pointer-events: none;
  transition: opacity var(--transition), transform var(--transition);
  box-shadow: var(--shadow-md);
  z-index: 900;
}
.back-to-top.is-visible { opacity: 1; transform: none; pointer-events: auto; }
.back-to-top:hover { transform: translateY(-3px); }

/* ---------- WordPress core alignment classes ---------- */
.alignleft { float: left; margin: 0 24px 16px 0; }
.alignright { float: right; margin: 0 0 16px 24px; }
.aligncenter { margin-left: auto; margin-right: auto; }
.wp-caption { max-width: 100%; }
.wp-caption-text { font-size: 0.85rem; color: var(--gray); text-align: center; }
.sticky { border-left: 4px solid var(--accent); }
.bypostauthor { border: 0; }
.gallery-caption { font-size: 0.85rem; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .courses-grid, .post-grid, .categories-grid, .testimonials-grid, .mission-grid, .contact-info-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid, .team-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .hero-content { text-align: center; }
  .hero-sub { margin-left: auto; margin-right: auto; }
  .hero-actions, .hero-trust { justify-content: center; }
  .split-grid { grid-template-columns: 1fr; gap: 48px; }
  .contact-layout { grid-template-columns: 1fr; }
  .float-card-rating { left: -10px; }
  .float-card-cert { right: -10px; }
  .cta-banner { flex-direction: column; text-align: center; padding: 48px 32px; }
}

@media (max-width: 820px) {
  .section { padding: 68px 0; }
  .header-actions { display: none; }
  .nav-toggle { display: flex; margin-left: auto; }
  .site-nav {
    position: fixed;
    top: 76px; left: 0; right: 0;
    background: #fff;
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-md);
    padding: 18px 24px 26px;
    margin-left: 0;
    transform: translateY(-12px);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition), opacity var(--transition), visibility var(--transition);
    max-height: calc(100vh - 76px);
    overflow-y: auto;
    z-index: 999;
  }
  .site-nav.is-open { transform: none; opacity: 1; visibility: visible; }
  .nav-menu { flex-direction: column; align-items: stretch; gap: 4px; }
  .nav-menu a { padding: 12px 14px; border-radius: 12px; font-size: 1.02rem; }
  .nav-actions-mobile { display: flex; gap: 10px; margin-top: 16px; }
  .nav-actions-mobile .btn { flex: 1; justify-content: center; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .courses-grid, .post-grid, .categories-grid, .testimonials-grid, .mission-grid, .contact-info-grid, .features-grid, .team-grid { grid-template-columns: 1fr; }
  .contact-form .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .contact-form-wrap { padding: 26px 20px; }
  .float-card { padding: 9px 12px; }
  .float-card-rating { top: 12px; left: 6px; }
  .float-card-cert { bottom: 14px; right: 6px; }
  .newsletter-form { flex-direction: column; }
}