/* ═══════════════════════════════════════════
   SKIP LINK / BODY
═══════════════════════════════════════════ */
.skip-to-content {
  position: absolute; top: -99px; left: 16px; z-index: 9999;
  background: var(--primary); color: #fff; padding: 10px 20px; border-radius: var(--r-md);
  font-weight: 700;
}
.skip-to-content:focus { top: 16px; }
body { padding-top: var(--header-h); }
.site-main { min-height: 60vh; }

/* ═══════════════════════════════════════════
   SITE HEADER
═══════════════════════════════════════════ */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--header-h);
  background: rgba(255,255,255,0.97);
  border-bottom: 1px solid var(--gray-200);
  backdrop-filter: blur(10px);
  transition: box-shadow var(--t);
}
.site-header.scrolled { box-shadow: var(--shadow-md); }
.site-header__inner {
  display: flex; align-items: center; gap: 28px;
  height: 100%; position: relative;
}

/* Logo */
.site-header__text-logo {
  display: flex; align-items: center; gap: 10px; text-decoration: none;
}
.site-header__logo-name {
  font-family: var(--font-display); font-size: 1.3rem; font-weight: 800;
  color: var(--text-heading);
}
.site-logo { max-height: 44px; width: auto; }

/* Nav */
.site-nav { flex: 1; display: flex; justify-content: center; }
.site-nav__menu {
  display: flex; align-items: center; gap: 2px; list-style: none;
}
.site-nav__menu li a {
  display: block; padding: 8px 14px;
  font-size: 0.875rem; font-weight: 600;
  color: var(--text-heading);
  border-radius: var(--r-md);
  transition: all var(--t);
}
.site-nav__menu li a:hover,
.site-nav__menu li.active a { color: var(--primary); background: var(--primary-light); }
.site-nav__menu li.current-menu-item a { color: var(--primary); }

/* Header actions */
.site-header__actions { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }

.header-icon-btn {
  width: 38px; height: 38px;
  border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  background: none; border: 1.5px solid var(--gray-200);
  color: var(--gray-600);
  transition: all var(--t);
}
.header-icon-btn:hover { border-color: var(--primary); color: var(--primary); }

.header-login-link {
  font-size: 0.875rem; font-weight: 600;
  color: var(--text-heading); padding: 8px 14px;
  transition: color var(--t);
}
.header-login-link:hover { color: var(--primary); }

/* User dropdown */
.header-user { position: relative; }
.header-user__btn {
  display: flex; align-items: center; gap: 8px;
  padding: 5px 12px 5px 5px;
  border-radius: var(--r-full);
  background: none; border: 1.5px solid var(--gray-200);
  font-size: 0.85rem; font-weight: 600; color: var(--text-heading);
  transition: all var(--t);
}
.header-user__btn:hover { border-color: var(--primary); }

.header-user__dropdown {
  position: absolute; top: calc(100% + 10px); right: 0;
  min-width: 200px; background: #fff;
  border: 1px solid var(--gray-200); border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg); padding: 8px;
  opacity: 0; visibility: hidden; transform: translateY(-8px);
  transition: all var(--t);
}
.header-user.open .header-user__dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.header-user__btn[aria-expanded="true"] + .header-user__dropdown,
.header-user:hover .header-user__dropdown { opacity: 1; visibility: visible; transform: translateY(0); }

.header-dropdown-item {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 14px; border-radius: var(--r-sm);
  font-size: 0.85rem; font-weight: 500;
  color: var(--text-heading); transition: all var(--t);
}
.header-dropdown-item:hover { background: var(--gray-50); color: var(--primary); }
.header-dropdown-item--red:hover { background: #fef2f2; color: #ef4444; }
.header-dropdown-div { height: 1px; background: var(--gray-200); margin: 6px 0; }

/* Search bar */
.header-search-bar {
  position: absolute; top: 100%; left: 0; right: 0;
  background: #fff; border-top: 1px solid var(--gray-200);
  box-shadow: var(--shadow-md); padding: 16px 0;
}
.header-search-form {
  display: flex; align-items: center; gap: 12px;
  background: var(--gray-50); border: 1.5px solid var(--gray-200);
  border-radius: var(--r-full); padding: 10px 18px;
  transition: border-color var(--t);
}
.header-search-form:focus-within { border-color: var(--primary); background: #fff; }
.header-search-icon { color: var(--text-muted); flex-shrink: 0; }
.header-search-input {
  flex: 1; background: none; border: none; outline: none;
  font-family: var(--font-body); font-size: 0.95rem; color: var(--text-heading);
}
.header-search-input::placeholder { color: var(--text-muted); }
.header-search-close {
  background: none; border: none; color: var(--text-muted);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: color var(--t);
}
.header-search-close:hover { color: var(--text-heading); }

/* Hamburger */
.hamburger {
  display: none; flex-direction: column; justify-content: center;
  gap: 5px; width: 38px; height: 38px;
  background: none; border: 1.5px solid var(--gray-200); border-radius: var(--r-md);
  padding: 8px; cursor: pointer;
}
.hamburger span { display: block; height: 2px; background: var(--text-heading); border-radius: 2px; transition: all var(--t); }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 900px) {
  .hamburger { display: flex; }
  .site-nav {
    position: fixed; top: var(--header-h); left: 0; right: 0;
    background: #fff; border-bottom: 1px solid var(--gray-200);
    box-shadow: var(--shadow-md); padding: 16px;
    transform: translateY(-100%); opacity: 0; pointer-events: none;
    transition: all var(--t);
  }
  .site-nav.open { transform: translateY(0); opacity: 1; pointer-events: all; }
  .site-nav__menu { flex-direction: column; align-items: stretch; gap: 2px; }
  .site-nav__menu li a { padding: 12px 16px; font-size: 1rem; }
  .header-login-link { display: none; }
}

/* ═══════════════════════════════════════════
   BREADCRUMBS
═══════════════════════════════════════════ */
.breadcrumbs { padding: 16px 0; border-bottom: 1px solid var(--gray-100); }
.breadcrumbs__list { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; list-style: none; }
.breadcrumbs__list li { font-size: 0.8rem; color: var(--text-muted); display: flex; align-items: center; gap: 6px; }
.breadcrumbs__list li::after { content: '/'; opacity: 0.4; }
.breadcrumbs__list li:last-child::after { display: none; }
.breadcrumbs__list a { color: var(--text-muted); transition: color var(--t); }
.breadcrumbs__list a:hover { color: var(--primary); }
.breadcrumbs__list .current { color: var(--text-heading); font-weight: 600; }

/* ═══════════════════════════════════════════
   SECTION HEAD
═══════════════════════════════════════════ */
.section-head { margin-bottom: 44px; }
.section-head h2 { margin-bottom: 10px; }
.section-head p { max-width: 560px; }

/* ═══════════════════════════════════════════
   HERO
═══════════════════════════════════════════ */
.hero {
  padding: 70px 0 60px;
  background: linear-gradient(180deg, #f8fffe 0%, var(--white) 100%);
  position: relative; overflow: hidden;
}
.hero__inner {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 60px; align-items: center;
}
.hero__eyebrow {
  font-size: 0.78rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--primary); margin-bottom: 16px;
}
.hero__headline { margin-bottom: 20px; }
.hero__sub { font-size: 1.05rem; color: var(--text-body); margin-bottom: 32px; max-width: 500px; }

/* Hero search */
.hero__search {
  display: flex; align-items: center; gap: 8px;
  background: #fff; border: 1.5px solid var(--gray-200);
  border-radius: var(--r-full);
  padding: 6px 6px 6px 18px;
  box-shadow: var(--shadow-md);
  max-width: 500px;
  transition: border-color var(--t), box-shadow var(--t);
}
.hero__search:focus-within { border-color: var(--primary); box-shadow: 0 4px 20px var(--primary-glow); }
.hero__search-icon { color: var(--text-muted); flex-shrink: 0; }
.hero__search-input {
  flex: 1; background: none; border: none; outline: none;
  font-family: var(--font-body); font-size: 0.95rem; color: var(--text-heading);
  min-width: 0;
}
.hero__search-input::placeholder { color: var(--text-muted); }

/* Hero visual */
.hero__visual { display: flex; justify-content: center; align-items: center; }
.hero__cards-stack {
  position: relative; width: 360px; height: 380px;
}
.hero__card {
  position: absolute;
}
.hero__card--1 { top: 0; left: 0; animation: float-slow 5s ease-in-out infinite; }
.hero__card--2 { top: 120px; right: 0; animation: float-slow 5s ease-in-out infinite 1.5s; }

@keyframes float-slow {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.hero-mini-card {
  background: #fff; border-radius: var(--r-xl);
  box-shadow: var(--shadow-xl); overflow: hidden;
  width: 210px;
}
.hero-mini-card__thumb {
  height: 100px; display: flex; align-items: center; justify-content: center;
}
.hero-mini-card__info { padding: 14px; }
.hero-mini-card__cat { font-size: 0.72rem; font-weight: 700; color: var(--primary); text-transform: uppercase; letter-spacing: .05em; margin-bottom: 4px; }
.hero-mini-card__cat--orange { color: #f97316; }
.hero-mini-card__name { font-size: 0.82rem; font-weight: 600; color: var(--text-heading); margin-bottom: 6px; }
.hero-mini-card__stars .stars { justify-content: flex-start; }

.hero__rating-pill {
  position: absolute; bottom: 40px; left: 50%; transform: translateX(-50%);
  display: flex; align-items: center; gap: 6px;
  background: #fff; border-radius: var(--r-full);
  padding: 8px 16px; box-shadow: var(--shadow-lg);
  font-size: 0.82rem; color: var(--text-body);
  white-space: nowrap;
}
.hero__rating-pill strong { color: var(--text-heading); }

/* Decorative dots */
.hero__dots { position: absolute; inset: 0; pointer-events: none; }
.dot { position: absolute; width: 10px; height: 10px; border-radius: 50%; }
.dot--green  { background: var(--primary); opacity: .6; }
.dot--purple { background: #a855f7; opacity: .5; }
.dot--orange { background: #f97316; opacity: .5; }

@media (max-width: 900px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__visual { display: none; }
}

/* ═══════════════════════════════════════════
   COURSE CARD
═══════════════════════════════════════════ */
.course-card {
  background: #fff; border-radius: var(--r-xl);
  box-shadow: var(--shadow-sm); overflow: hidden;
  transition: all var(--t); border: 1px solid var(--gray-100);
  display: flex; flex-direction: column;
}
.course-card:hover { box-shadow: var(--shadow-xl); transform: translateY(-5px); border-color: transparent; }

.course-card__thumb {
  position: relative; aspect-ratio: 16/10; overflow: hidden;
  background: var(--gray-100);
}
.course-card__thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.course-card:hover .course-card__thumb img { transform: scale(1.05); }
.course-card__cat {
  position: absolute; top: 12px; left: 12px;
}
.course-card__thumb-placeholder {
  width: 100%; height: 100%; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--primary-light), var(--gray-100));
}

.course-card__body { padding: 20px; flex: 1; display: flex; flex-direction: column; }

.course-card__meta { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; }
.course-card__rating-num { font-size: 0.78rem; font-weight: 700; color: var(--text-heading); }
.course-card__rating-count { font-size: 0.72rem; color: var(--text-muted); }

.course-card__title {
  font-family: var(--font-display); font-size: 0.95rem; font-weight: 700;
  color: var(--text-heading); margin-bottom: 8px; line-height: 1.4;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.course-card__title a { color: inherit; }
.course-card__title a:hover { color: var(--primary); }

.course-card__excerpt {
  font-size: 0.82rem; color: var(--text-muted); margin-bottom: 14px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
  flex: 1;
}

.course-card__stats {
  display: flex; gap: 14px; margin-bottom: 14px; flex-wrap: wrap;
}
.course-card__stat {
  display: flex; align-items: center; gap: 4px;
  font-size: 0.75rem; color: var(--text-muted);
}
.course-card__stat svg { color: var(--primary); }

.course-card__footer {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 14px; border-top: 1px solid var(--gray-100);
}
.course-card__instructor { display: flex; align-items: center; gap: 8px; font-size: 0.78rem; color: var(--text-muted); }
.course-price { font-family: var(--font-display); font-size: 1.1rem; font-weight: 800; color: var(--text-heading); }
.course-price--free { color: var(--primary); }

.course-card__arrow {
  width: 30px; height: 30px; border-radius: 50%;
  background: var(--primary-light); color: var(--primary);
  display: flex; align-items: center; justify-content: center;
  transition: all var(--t);
}
.course-card:hover .course-card__arrow { background: var(--primary); color: #fff; }

/* ═══════════════════════════════════════════
   POPULAR COURSES (section)
═══════════════════════════════════════════ */
.popular-courses__inner { display: grid; grid-template-columns: 200px 1fr; gap: 40px; align-items: start; }
@media (max-width: 768px) { .popular-courses__inner { grid-template-columns: 1fr; } }
.popular-courses__title-col h2 { font-size: clamp(1.5rem, 3vw, 2rem); line-height: 1.3; }

.popular-courses__slider {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
@media (max-width: 900px) { .popular-courses__slider { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .popular-courses__slider { grid-template-columns: 1fr; } }

.slider-nav {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: 24px; grid-column: 2;
}
.slider-dots { display: flex; gap: 6px; }
.slider-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--gray-300); transition: all var(--t); cursor: pointer; }
.slider-dot.active { background: var(--primary); width: 20px; border-radius: var(--r-full); }
.slider-arrows { display: flex; gap: 8px; }
.slider-arrow {
  width: 38px; height: 38px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  border: 1.5px solid var(--gray-300); background: #fff; color: var(--gray-600);
  transition: all var(--t);
}
.slider-arrow:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-light); }
.slider-arrow--next { background: var(--primary); border-color: var(--primary); color: #fff; }
.slider-arrow--next:hover { background: var(--primary-dark); }

/* ═══════════════════════════════════════════
   CATEGORIES
═══════════════════════════════════════════ */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}
@media (max-width: 900px) { .categories-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 600px) { .categories-grid { grid-template-columns: repeat(2, 1fr); } }

.cat-item {
  display: flex; align-items: center; gap: 10px;
  padding: 14px 16px;
  border: 1.5px solid var(--gray-200); border-radius: var(--r-lg);
  background: #fff; color: var(--text-heading);
  font-size: 0.875rem; font-weight: 600;
  transition: all var(--t); text-decoration: none;
}
.cat-item:hover { border-color: var(--primary); background: var(--primary-light); color: var(--primary); }
.cat-item--active { border-color: var(--primary); background: var(--primary-light); color: var(--primary); }

.cat-item__icon {
  width: 36px; height: 36px; border-radius: var(--r-md);
  background: var(--gray-100); display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; color: var(--primary); transition: background var(--t);
}
.cat-item--active .cat-item__icon { background: rgba(29,192,122,.15); }
.cat-item__name { flex: 1; }
.cat-item__arrow { color: var(--text-muted); flex-shrink: 0; opacity: 0; transition: opacity var(--t); }
.cat-item:hover .cat-item__arrow { opacity: 1; }

/* ═══════════════════════════════════════════
   INSTRUCTORS
═══════════════════════════════════════════ */
.instructors-slider {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
}
@media (max-width: 900px) { .instructors-slider { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 600px) { .instructors-slider { grid-template-columns: repeat(2, 1fr); } }

.instructor-card {
  background: #fff; border: 1.5px solid var(--gray-200); border-radius: var(--r-xl);
  padding: 28px 20px; text-align: center;
  transition: all var(--t); cursor: pointer;
}
.instructor-card:hover { border-color: var(--primary); box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.instructor-card__photo { margin-bottom: 14px; }
.instructor-card__img { width: 90px; height: 90px; border-radius: 50%; object-fit: cover; margin: 0 auto; border: 3px solid var(--primary-light); }
.instructor-card__name { font-family: var(--font-display); font-size: 0.95rem; font-weight: 700; color: var(--text-heading); margin-bottom: 4px; }
.instructor-card__role { font-size: 0.78rem; color: var(--text-muted); }

/* ═══════════════════════════════════════════
   ACHIEVEMENTS
═══════════════════════════════════════════ */
.achievements-inner {
  display: grid; grid-template-columns: 1fr 380px; gap: 60px; align-items: center;
}
@media (max-width: 900px) { .achievements-inner { grid-template-columns: 1fr; } .achievements-visual { display: none; } }

.achievements-content h2 { margin-bottom: 16px; }
.achievements-content > p { margin-bottom: 40px; max-width: 450px; }
.achievements-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }

.achievement-item { display: flex; align-items: center; gap: 16px; }
.achievement-item__icon {
  width: 50px; height: 50px; border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.achievement-item__icon--green  { background: var(--primary-light); color: var(--primary); }
.achievement-item__icon--blue   { background: #eff6ff; color: #3b82f6; }
.achievement-item__icon--orange { background: #fff7ed; color: #f97316; }
.achievement-item__icon--purple { background: #faf5ff; color: #a855f7; }
.achievement-item__num { font-family: var(--font-display); font-size: 1.5rem; font-weight: 800; color: var(--text-heading); }
.achievement-item__label { font-size: 0.82rem; color: var(--text-muted); }

.achievements-visual { position: relative; display: flex; justify-content: center; }
.achievements-visual__circle {
  width: 300px; height: 300px; border-radius: 50%;
  background: #fff9e6; display: flex; align-items: center; justify-content: center;
  position: relative;
}
.achievements-badge {
  position: absolute;
  display: flex; align-items: center; gap: 6px;
  background: #fff; border-radius: var(--r-full); padding: 8px 14px;
  box-shadow: var(--shadow-lg); font-size: 0.78rem; font-weight: 700; color: var(--text-heading);
}
.achievements-badge--1 { top: 0; right: -20px; }
.achievements-badge--2 { bottom: 20px; left: -20px; }

/* ═══════════════════════════════════════════
   TESTIMONIALS
═══════════════════════════════════════════ */
.testimonials-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
@media (max-width: 640px) { .testimonials-grid { grid-template-columns: 1fr; } }

.testimonial-card {
  background: #fff; border: 1.5px solid var(--gray-200); border-radius: var(--r-xl);
  padding: 28px; transition: all var(--t);
}
.testimonial-card:hover { border-color: var(--primary); box-shadow: var(--shadow-md); }
.testimonial-card__header { display: flex; align-items: flex-start; gap: 14px; margin-bottom: 14px; }
.testimonial-card__avatar { flex-shrink: 0; }
.avatar-placeholder {
  width: 44px; height: 44px; border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-size: 1.1rem; font-weight: 800; color: #fff;
}
.testimonial-card__name { font-family: var(--font-display); font-size: 0.95rem; font-weight: 700; color: var(--text-heading); }
.testimonial-card__role { font-size: 0.78rem; color: var(--text-muted); }
.testimonial-card__quote {
  margin-left: auto; font-size: 2.5rem; color: var(--primary);
  font-family: Georgia, serif; line-height: 1;
}
.testimonial-card__stars { margin-bottom: 12px; }
.testimonial-card__text { font-size: 0.875rem; color: var(--text-body); line-height: 1.75; }

/* ═══════════════════════════════════════════
   CTA BANNER
═══════════════════════════════════════════ */
.cta-banner { background: var(--bg-light); padding: 0; }
.cta-banner__inner {
  display: grid; grid-template-columns: 1fr 1fr; gap: 50px;
  align-items: center; background: #fff; border-radius: var(--r-xl);
  overflow: hidden; box-shadow: var(--shadow-xl);
  margin: 0 0 60px;
}
@media (max-width: 768px) { .cta-banner__inner { grid-template-columns: 1fr; } .cta-banner__media { display: none; } }
.cta-banner__media img { width: 100%; height: 100%; object-fit: cover; min-height: 300px; }
.cta-banner__content { padding: 50px 50px 50px 0; }
.cta-banner__content h2 { font-size: clamp(1.4rem, 2.5vw, 2rem); margin-bottom: 16px; }
.cta-banner__content p { margin-bottom: 28px; }
@media (max-width: 900px) { .cta-banner__content { padding: 40px; } }

/* ═══════════════════════════════════════════
   PAGE HERO (inner pages)
═══════════════════════════════════════════ */
.page-hero {
  padding: 50px 0 40px;
  background: linear-gradient(180deg, var(--bg-section) 0%, #fff 100%);
  border-bottom: 1px solid var(--gray-100);
}
.page-hero__label { margin-bottom: 10px; }
.page-hero h1 { margin-bottom: 14px; }
.page-hero p { font-size: 1.05rem; }

/* ═══════════════════════════════════════════
   ARCHIVE COURSES
═══════════════════════════════════════════ */
.archive-bar {
  display: flex; align-items: center; gap: 12px;
  padding: 16px 20px; background: #fff;
  border: 1.5px solid var(--gray-200); border-radius: var(--r-xl);
  margin-bottom: 28px; flex-wrap: wrap;
}
.archive-search { display: flex; flex: 1; min-width: 200px; }
.archive-search__wrap { position: relative; display: flex; flex: 1; }
.archive-search__icon { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); color: var(--text-muted); pointer-events: none; }
.archive-search__input { padding-left: 42px !important; border-radius: var(--r-full) !important; }

.archive-cats { display: flex; gap: 6px; flex-wrap: wrap; }
.archive-cat {
  padding: 7px 14px; border-radius: var(--r-full);
  font-size: 0.8rem; font-weight: 600;
  border: 1.5px solid var(--gray-200); background: #fff; color: var(--gray-600);
  transition: all var(--t); cursor: pointer;
}
.archive-cat:hover, .archive-cat.active {
  border-color: var(--primary); background: var(--primary-light); color: var(--primary);
}
.archive-cat__count {
  background: var(--gray-100); border-radius: var(--r-full);
  padding: 1px 7px; font-size: 0.7rem; margin-left: 2px;
}
.archive-cat.active .archive-cat__count { background: rgba(29,192,122,.2); }

.archive-sort select {
  border: 1.5px solid var(--gray-200) !important; border-radius: var(--r-full) !important;
  padding: 9px 16px !important; font-size: 0.85rem !important;
}

.archive-results { font-size: 0.875rem; color: var(--text-muted); margin-bottom: 20px; }
.archive-results strong { color: var(--text-heading); }

/* ═══════════════════════════════════════════
   SINGLE COURSE
═══════════════════════════════════════════ */
.single-course-layout {
  display: grid; grid-template-columns: 1fr 360px; gap: 40px; align-items: start;
}
@media (max-width: 1024px) { .single-course-layout { grid-template-columns: 1fr; } }

/* Course sidebar */
.course-purchase-box {
  background: #fff; border: 1.5px solid var(--gray-200);
  border-radius: var(--r-xl); overflow: hidden;
  box-shadow: var(--shadow-lg); position: sticky; top: calc(var(--header-h) + 24px);
}
.course-purchase-box__thumb { aspect-ratio: 16/9; overflow: hidden; background: var(--gray-100); }
.course-purchase-box__thumb img { width: 100%; height: 100%; object-fit: cover; }
.course-purchase-box__body { padding: 24px; }
.course-purchase-price { margin-bottom: 18px; }
.course-purchase-price .course-price { font-size: 1.6rem; }

.purchase-includes { margin-top: 22px; }
.purchase-includes h4 { font-size: 0.8rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--text-muted); margin-bottom: 12px; }
.purchase-includes ul { display: flex; flex-direction: column; gap: 9px; }
.purchase-includes li { display: flex; align-items: center; gap: 8px; font-size: 0.82rem; color: var(--text-body); }
.purchase-includes li svg { color: var(--primary); flex-shrink: 0; }

/* Tabs */
.course-tabs { background: #fff; border: 1.5px solid var(--gray-200); border-radius: var(--r-xl); overflow: hidden; }
.course-tabs__nav { display: flex; border-bottom: 1.5px solid var(--gray-200); overflow-x: auto; }
.tab-btn {
  padding: 16px 22px; font-family: var(--font-display); font-size: 0.88rem; font-weight: 700;
  color: var(--text-muted); background: none; border: none;
  border-bottom: 2.5px solid transparent; cursor: pointer; white-space: nowrap;
  transition: all var(--t);
}
.tab-btn:hover { color: var(--text-heading); }
.tab-btn.active { color: var(--primary); border-bottom-color: var(--primary); }
.tab-panel { display: none; padding: 32px; }
.tab-panel.active { display: block; }
.course-body { color: var(--text-body); line-height: 1.8; }
.course-body h1,.course-body h2,.course-body h3 { color: var(--text-heading); margin: 1.5em 0 .6em; }
.course-body p { margin-bottom: 1em; }
.course-body ul,.course-body ol { padding-left: 1.6em; margin-bottom: 1em; }
.course-body li { margin-bottom: .4em; }
.course-body a { color: var(--primary); }
.course-body img { border-radius: var(--r-md); margin: 1em 0; }
.course-body blockquote { border-left: 3px solid var(--primary); padding: 14px 20px; background: var(--primary-light); border-radius: 0 var(--r-md) var(--r-md) 0; margin: 1.5em 0; font-style: italic; }
.course-body code { background: var(--gray-100); padding: 2px 7px; border-radius: 4px; font-family: var(--font-mono); font-size: .85em; }
.course-body pre { background: var(--gray-900); color: #e2e8f0; padding: 18px 22px; border-radius: var(--r-md); overflow-x: auto; margin: 1em 0; }
.course-body pre code { background: none; color: inherit; padding: 0; }

.course-outcomes { background: var(--primary-light); border-radius: var(--r-xl); padding: 28px; margin-top: 28px; }
.course-outcomes h3 { margin-bottom: 18px; }
.course-outcomes__list { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
@media (max-width: 600px) { .course-outcomes__list { grid-template-columns: 1fr; } }
.course-outcome-item { display: flex; align-items: flex-start; gap: 8px; font-size: 0.875rem; color: var(--text-body); }
.course-outcome-item svg { color: var(--primary); flex-shrink: 0; margin-top: 2px; }

/* Instructor profile */
.instructor-profile { }
.instructor-profile__header { display: flex; align-items: center; gap: 18px; margin-bottom: 18px; }
.instructor-profile__name { font-size: 1.1rem; margin-bottom: 4px; }
.instructor-profile__role { color: var(--primary); font-size: 0.875rem; }
.instructor-profile__bio { font-size: 0.875rem; line-height: 1.75; }

/* ═══════════════════════════════════════════
   BLOG / POST CARD
═══════════════════════════════════════════ */
.post-card { display: flex; flex-direction: column; }
.post-card__thumb { aspect-ratio: 16/9; overflow: hidden; background: var(--gray-100); }
.post-card__thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.post-card:hover .post-card__thumb img { transform: scale(1.05); }
.post-card__body { padding: 22px; flex: 1; display: flex; flex-direction: column; }
.post-card__meta { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; flex-wrap: wrap; }
.post-card__meta a { font-size: 0.78rem; font-weight: 700; color: var(--primary); text-transform: uppercase; letter-spacing: .04em; }
.post-card__date { font-size: 0.78rem; color: var(--text-muted); }
.post-card__title { font-size: 1rem; margin-bottom: 10px; }
.post-card__title a { color: var(--text-heading); }
.post-card__title a:hover { color: var(--primary); }
.post-card__excerpt { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 16px; flex: 1; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.post-card__footer { display: flex; align-items: center; gap: 10px; padding-top: 14px; border-top: 1px solid var(--gray-100); }
.post-card__author { font-size: 0.78rem; color: var(--text-muted); }

/* Blog layout */
.blog-layout { display: grid; grid-template-columns: 1fr 300px; gap: 40px; align-items: start; }
.blog-sidebar { position: sticky; top: calc(var(--header-h) + 24px); }
@media (max-width: 900px) { .blog-layout { grid-template-columns: 1fr; } .blog-sidebar { display: none; } }

/* ═══════════════════════════════════════════
   WIDGETS
═══════════════════════════════════════════ */
.widget { background: #fff; border: 1.5px solid var(--gray-100); border-radius: var(--r-xl); padding: 24px; margin-bottom: 20px; }
.widget-title { font-size: 1rem; font-weight: 700; color: var(--text-heading); margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid var(--gray-100); }
.widget a { color: var(--text-body); font-size: 0.875rem; transition: color var(--t); }
.widget a:hover { color: var(--primary); }
.widget ul { display: flex; flex-direction: column; gap: 8px; }

/* ═══════════════════════════════════════════
   SITE FOOTER
═══════════════════════════════════════════ */
.site-footer { background: var(--gray-900); color: var(--gray-400); }
.footer-top { padding: 70px 0 50px; }
.footer-grid { display: grid; grid-template-columns: 1.8fr 1fr 1fr 1.5fr; gap: 50px; }
@media (max-width: 1024px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px)  { .footer-grid { grid-template-columns: 1fr; } }

.footer-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 22px; }
.footer-logo span { font-family: var(--font-display); font-size: 1.2rem; font-weight: 800; color: #fff; }
.footer-logo-img { max-height: 40px; width: auto; filter: brightness(0) invert(1); margin-bottom: 16px; }

.footer-contact { display: flex; flex-direction: column; gap: 10px; margin: 18px 0; }
.footer-contact-item {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.82rem; color: var(--gray-400);
  transition: color var(--t);
}
.footer-contact-item:hover { color: var(--primary); }
.footer-contact-item svg { color: var(--primary); flex-shrink: 0; }

.footer-social { display: flex; gap: 8px; margin-top: 18px; }
.footer-social__link {
  width: 34px; height: 34px; border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.12); background: rgba(255,255,255,0.05);
  display: flex; align-items: center; justify-content: center;
  color: var(--gray-400); transition: all var(--t);
}
.footer-social__link:hover { background: var(--primary); border-color: var(--primary); color: #fff; }

.footer-col__title { font-family: var(--font-display); font-size: 0.95rem; font-weight: 700; color: #fff; margin-bottom: 18px; }
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { font-size: 0.875rem; color: var(--gray-500); transition: color var(--t); }
.footer-links a:hover { color: var(--primary); }

.footer-newsletter__input { background: rgba(255,255,255,0.06); border-color: rgba(255,255,255,0.12) !important; color: #fff !important; }
.footer-newsletter__input::placeholder { color: var(--gray-500) !important; }
.footer-newsletter__msg { font-size: 0.8rem; margin-top: 8px; min-height: 18px; }
.footer-newsletter__msg.success { color: var(--primary); }
.footer-newsletter__msg.error { color: #ef4444; }

.footer-widgets__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; }

.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding: 22px 0; }
.footer-bottom__inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.footer-bottom__inner p { font-size: 0.82rem; color: var(--gray-500); margin: 0; }
.footer-legal { display: flex; gap: 16px; }
.footer-legal a { font-size: 0.82rem; color: var(--gray-500); transition: color var(--t); }
.footer-legal a:hover { color: var(--primary); }
.footer-legal span { color: var(--gray-700); }

/* Scroll to top */
.scroll-top-btn {
  position: fixed; bottom: 28px; right: 28px;
  width: 42px; height: 42px; border-radius: 50%;
  background: var(--primary); color: #fff; border: none;
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-green); cursor: pointer;
  opacity: 0; pointer-events: none;
  transition: all var(--t); z-index: 100;
}
.scroll-top-btn.visible { opacity: 1; pointer-events: all; }
.scroll-top-btn:hover { background: var(--primary-dark); transform: translateY(-3px); }

/* ═══════════════════════════════════════════
   MISC
═══════════════════════════════════════════ */
.no-results {
  text-align: center; padding: 80px 40px;
  background: var(--gray-50); border-radius: var(--r-xl);
}
.no-results svg { margin: 0 auto 20px; color: var(--primary); opacity: .4; }
.no-results h3 { margin-bottom: 10px; }

/* Reading time */
.reading-time { font-size: 0.78rem; color: var(--text-muted); }