/* ═══════════════════════════════════════════════════
   ENDODENTAL TOOLS BH — Landing Page Styles
   ═══════════════════════════════════════════════════ */

/* ── Custom Properties ─────────────────────────── */
:root {
  --green:        #073928;
  --green-800:    #0a4f38;
  --green-100:    #e6eeea;
  --gold:         #f0cb5f;
  --gold-dark:    #d4a83a;
  --white:        #ffffff;
  --off-white:    #fafaf8;
  --light:        #f3f2ee;
  --text:         #1a1a1a;
  --text-muted:   #6b7280;
  --border:       #e5e5e0;

  --font-sans:    'Figtree', system-ui, sans-serif;
  --font-serif:   'Spectral', Georgia, serif;

  --radius-sm:    6px;
  --radius:       12px;
  --radius-lg:    20px;

  --shadow-sm:    0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow:       0 4px 16px rgba(0,0,0,.10), 0 2px 6px rgba(0,0,0,.06);
  --shadow-lg:    0 12px 40px rgba(0,0,0,.14), 0 4px 12px rgba(0,0,0,.08);

  --transition:   0.29s cubic-bezier(0.4, 0, 0.2, 1);

  --container:    1200px;
  --header-h:     128px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }
input, select, textarea {
  font: inherit;
  color: inherit;
  background: transparent;
  border: none;
  outline: none;
}

/* ── Container ─────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 24px;
}

/* ── Utilities ─────────────────────────────────── */
.eyebrow {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 12px;
}
.eyebrow--gold { color: var(--gold); }

/* ── Scroll Reveal ─────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  filter: blur(5px);
  transition: opacity 0.98s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.98s cubic-bezier(0.16, 1, 0.3, 1),
              filter 0.82s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal--delay-1 { transition-delay: 0.09s; }
.reveal--delay-2 { transition-delay: 0.18s; }
.reveal--delay-3 { transition-delay: 0.27s; }
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
  filter: blur(0);
}
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    filter: none;
    transition: none;
  }
  .btn, .course-card, .contact-channel, .ig-post__thumb {
    transition: none;
  }
}

/* ── Buttons ───────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .01em;
  transition: transform var(--transition), background-color var(--transition),
              color var(--transition), box-shadow var(--transition),
              border-color var(--transition), opacity var(--transition);
  white-space: nowrap;
  cursor: pointer;
}
.btn-sm  { padding: 8px 16px; font-size: 13px; }
.btn-lg  { padding: 15px 32px; font-size: 15px; border-radius: 50px; }
.btn-block { width: 100%; justify-content: center; }

.btn-gold {
  background: var(--gold);
  color: var(--green);
}
.btn-gold:hover { background: var(--gold-dark); transform: translateY(-1px); box-shadow: 0 6px 20px rgba(240,203,95,.35); }

.btn-green {
  background: var(--green);
  color: var(--white);
}
.btn-green:hover { background: var(--green-800); transform: translateY(-1px); }

.btn-outline-light {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,.5);
}
.btn-outline-light:hover { background: rgba(255,255,255,.1); border-color: white; }

.btn-outline-dark {
  background: transparent;
  color: var(--green);
  border: 1.5px solid var(--green);
}
.btn-outline-dark:hover { background: var(--green); color: white; }

.btn:active {
  transform: scale(0.97) !important;
  transition-duration: 0.10s !important;
  opacity: 0.92;
}

/* ── Section base ──────────────────────────────── */
.section {
  padding-block: 96px;
}
.section--light { background: var(--light); }
.section--dark  { background: var(--green); }

.section-header {
  text-align: center;
  max-width: 680px;
  margin-inline: auto;
  margin-bottom: 64px;
}
.section-header--light { /* same, overrides below for dark bg */ }

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(32px, 4vw, 46px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: 16px;
}
.section-title em {
  font-style: italic;
  color: var(--green);
}
.section-title--light { color: white; }
.section-title--light em { color: var(--gold); }

.section-sub {
  font-size: 17px;
  color: var(--text-muted);
  line-height: 1.7;
}
.section-sub--light { color: rgba(255,255,255,.7); }

.section__footer {
  text-align: center;
  margin-top: 48px;
}

/* ═══════════════════════════════════════════════════
   HEADER / NAV
   ═══════════════════════════════════════════════════ */
.header {
  position: fixed;
  top: 0;
  inset-inline: 0;
  z-index: 1000;
  height: var(--header-h);
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.header.scrolled {
  border-color: var(--border);
  box-shadow: 0 2px 20px rgba(0,0,0,.07);
}

.nav {
  height: 100%;
  display: flex;
  align-items: center;
  gap: 40px;
}

.nav-logo { display: flex; align-items: center; flex-shrink: 0; }
.nav-logo__img { height: 112px; width: auto; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
}

.nav-link {
  padding: 8px 12px;
  font-size: 18px;
  font-weight: 500;
  color: var(--text-muted);
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}
.nav-link:hover { color: var(--green); background: var(--green-100); }

.nav-links .btn { font-size: 18px; padding: 10px 22px; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  margin-left: auto;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ═══════════════════════════════════════════════════
   HERO
   ═══════════════════════════════════════════════════ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  padding-top: var(--header-h);
  background: var(--green);
  overflow: hidden;
}

@keyframes heroKenBurns {
  from { transform: scale(1) translateY(0); }
  to   { transform: scale(1.05) translateY(-1.5%); }
}

.hero__photo-placeholder {
  position: absolute;
  inset: 0;
  background-image: url('assets/Endo_Hero.png');
  background-size: cover;
  background-position: center center;
  background-color: var(--green);
  animation: heroKenBurns 26s ease-in-out infinite alternate;
}

@media (prefers-reduced-motion: reduce) {
  .hero__photo-placeholder { animation: none; }
}

.hero__bg-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom,
    rgba(7,57,40,.78) 0%,
    rgba(7,57,40,.88) 55%,
    rgba(7,57,40,.97) 100%
  );
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-block: 80px 40px;
  max-width: 820px;
}

.hero__title {
  font-family: var(--font-serif);
  font-size: clamp(38px, 5.5vw, 68px);
  font-weight: 700;
  line-height: 1.1;
  color: white;
  margin-bottom: 24px;
  letter-spacing: -.025em;
}
.hero__title em {
  font-style: italic;
  color: var(--gold);
}

.hero__sub {
  font-size: clamp(16px, 1.8vw, 19px);
  color: rgba(255,255,255,.78);
  line-height: 1.7;
  max-width: 600px;
  margin-bottom: 40px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* Trust bar */
.hero__trust-bar {
  position: relative;
  z-index: 2;
  border-top: 1px solid rgba(255,255,255,.12);
  background: rgba(0,0,0,.2);
  backdrop-filter: blur(6px);
}

.hero__trust-inner {
  display: flex;
  align-items: center;
  padding-block: 24px;
  gap: 0;
}

.trust-item {
  flex: 1;
  text-align: center;
}
.trust-item__number {
  display: block;
  font-size: clamp(22px, 2.5vw, 28px);
  font-weight: 700;
  color: var(--gold);
  font-family: var(--font-serif);
  line-height: 1.1;
}
.trust-item__label {
  display: block;
  font-size: 12px;
  color: rgba(255,255,255,.6);
  margin-top: 4px;
  letter-spacing: .02em;
}
.trust-divider {
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,.15);
  flex-shrink: 0;
}

/* ═══════════════════════════════════════════════════
   COURSES GRID
   ═══════════════════════════════════════════════════ */
.courses-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.course-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 0;
  transition: box-shadow var(--transition), transform var(--transition);
  position: relative;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.9), 0 2px 8px rgba(0,0,0,.05);
}
.course-card:hover {
  box-shadow: inset 0 1px 0 rgba(255,255,255,.9), 0 20px 56px rgba(0,0,0,.11), 0 4px 16px rgba(0,0,0,.07);
  transform: translateY(-6px);
}

.course-card--featured {
  border-color: var(--green);
  border-width: 1.5px;
  background: linear-gradient(160deg, #eef5f0 0%, white 100%);
  border-top: 3px solid var(--gold-dark);
}

.courses-grid .course-card:nth-child(2) {
  border-top: 3px solid var(--gold-dark);
  background: linear-gradient(160deg, #fdf8ed 0%, white 100%);
}
.courses-grid .course-card:nth-child(2) .course-card__icon {
  background: #faefc4;
  color: #a07a20;
}

.courses-grid .course-card:nth-child(3) {
  border-top: 3px solid #7c9bac;
  background: linear-gradient(160deg, #eef3f6 0%, white 100%);
}
.courses-grid .course-card:nth-child(3) .course-card__icon {
  background: #dce8ef;
  color: #3d6478;
}

.course-card__top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 20px;
}

.course-card__icon {
  width: 48px;
  height: 48px;
  background: var(--green-100);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--green);
  flex-shrink: 0;
  transition: transform 290ms cubic-bezier(0.16, 1, 0.3, 1);
}
@media (hover: hover) and (pointer: fine) {
  .course-card:hover .course-card__icon { transform: scale(1.12); }
  .course-card--featured:hover .course-card__icon { transform: scale(1.12); }
}
.course-card--featured .course-card__icon {
  background: var(--green);
  color: var(--gold);
}
.course-card__icon svg { width: 24px; height: 24px; }

.course-card__badge {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--gold-dark);
  background: rgba(240,203,95,.15);
  border: 1px solid rgba(240,203,95,.4);
  padding: 3px 10px;
  border-radius: 20px;
}

.course-card__title {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
}

.course-card__desc {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 24px;
  flex: 1;
}

.course-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 24px;
}
.course-card__meta span {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-muted);
}
.course-card__meta svg { flex-shrink: 0; color: var(--green); }

.course-card__link {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 600;
  color: var(--green);
  margin-top: auto;
  transition: color var(--transition);
}
.link-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--green-100);
  flex-shrink: 0;
  transition: background 290ms cubic-bezier(0.16, 1, 0.3, 1),
              transform 290ms cubic-bezier(0.16, 1, 0.3, 1);
}
.course-card--featured .link-arrow {
  background: rgba(7,57,40,.1);
}
@media (hover: hover) and (pointer: fine) {
  .course-card__link:hover .link-arrow {
    background: var(--green);
    color: white;
    transform: translateX(3px);
  }
}
.course-card--featured .course-card__link { color: var(--green); }

/* ═══════════════════════════════════════════════════
   EDUCATORS
   ═══════════════════════════════════════════════════ */
.educators-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.educator-card {
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  display: flex;
  gap: 28px;
  align-items: flex-start;
  transition: background var(--transition), box-shadow var(--transition), border-color var(--transition);
  box-shadow: 0 4px 24px rgba(0,0,0,.15);
}
.educator-card:hover {
  background: rgba(255,255,255,.1);
  border-color: rgba(240,203,95,.25);
  box-shadow: 0 8px 40px rgba(0,0,0,.2), 0 0 0 1px rgba(240,203,95,.15);
}

.educator-card__photo {
  flex-shrink: 0;
  width: 168px;
  height: 168px;
  border-radius: 50%;
  overflow: hidden;
  border: 3px solid var(--gold);
  background: var(--green-800);
  box-shadow: 0 0 0 5px rgba(240,203,95,.12), 0 10px 30px rgba(0,0,0,.35);
}
.educator-card__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}
.educator-card--milos .educator-card__photo img {
  object-position: center top;
}
.educator-card__initials {
  font-family: var(--font-serif);
  font-size: 26px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: .05em;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}

.educator-card__body { flex: 1; }

.educator-card__name {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  color: white;
  margin-bottom: 4px;
}
.educator-card__role {
  font-size: 13px;
  color: var(--gold);
  font-weight: 500;
  letter-spacing: .06em;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.educator-card__bio {
  font-size: 14px;
  color: rgba(255,255,255,.58);
  line-height: 1.58;
  margin-bottom: 16px;
  font-style: italic;
}

.educator-card__facts {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.educator-card__facts li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: rgba(255,255,255,.75);
}
.educator-card__facts li svg { flex-shrink: 0; }

/* ═══════════════════════════════════════════════════
   TESTIMONIALS
   ═══════════════════════════════════════════════════ */

/* YouTube Shorts — portrait row */
.testimonials-videos {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 48px;
}
.testimonial-short {
  width: 280px;
  flex-shrink: 0;
}
.testimonial-short__frame {
  position: relative;
  aspect-ratio: 9 / 16;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #000;
  box-shadow: var(--shadow-lg);
}
.testimonial-short__frame::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 55%;
  background: linear-gradient(to top, rgba(0,0,0,.55) 0%, transparent 100%);
  pointer-events: none;
  z-index: 1;
}
.testimonial-short__play { z-index: 2; }

.testimonial-short__frame {
  cursor: pointer;
}
.testimonial-short__thumb {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.testimonial-short__play {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(0,0,0,.55);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition), transform var(--transition);
}
.testimonial-short__frame:hover .testimonial-short__play {
  background: rgba(7,57,40,.9);
  transform: translate(-50%, -50%) scale(1.1);
}

/* Text quotes row */
.testimonials-quotes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial { border-radius: var(--radius-lg); overflow: hidden; }

/* Text testimonial */
.testimonial--text {
  background: var(--white);
  border: 1px solid var(--border);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.testimonial__quote { line-height: 0; }

.testimonial__text {
  font-size: 15px;
  line-height: 1.75;
  color: var(--text);
  font-style: italic;
  flex: 1;
}

.testimonial__author {
  display: flex;
  align-items: center;
  gap: 12px;
}
.testimonial__avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--green-100);
  color: var(--green);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 16px;
  flex-shrink: 0;
}
.testimonial__name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}
.testimonial__location {
  font-size: 12px;
  color: var(--text-muted);
}

/* ═══════════════════════════════════════════════════
   TABS
   ═══════════════════════════════════════════════════ */
.tabs {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.tabs__nav {
  display: flex;
  border-bottom: 1px solid var(--border);
  background: var(--off-white);
  padding: 6px;
  gap: 4px;
}

.tabs__btn {
  flex: 1;
  padding: 11px 16px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-muted);
  border-radius: 8px;
  transition: all var(--transition);
  white-space: nowrap;
}
.tabs__btn:hover { color: var(--green); background: var(--green-100); }
.tabs__btn.active {
  background: var(--green);
  color: white;
  box-shadow: 0 2px 8px rgba(7,57,40,.25);
}

.tabs__panel { display: none; }
.tabs__panel.active { display: block; }

@keyframes tabFadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
.tabs__panel.is-entering {
  animation: tabFadeIn 260ms ease-out forwards;
}
@media (prefers-reduced-motion: reduce) {
  .tabs__panel.is-entering { animation: none; }
}

/* Course detail inside tab */
.course-detail {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 0;
}

.course-detail__content {
  padding: 48px 40px;
  border-right: 1px solid var(--border);
}
.course-detail__content h3 {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 6px;
}
.course-detail__subtitle {
  font-size: 14px;
  font-weight: 600;
  color: var(--gold-dark);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: 20px;
}
.course-detail__badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .07em;
  text-transform: uppercase;
  color: var(--green);
  background: var(--green-100);
  border: 1px solid rgba(7,57,40,.2);
  padding: 5px 12px;
  border-radius: 20px;
  margin-bottom: 16px;
}
.course-detail__content p {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 14px;
}
.course-detail__content p strong { color: var(--text); }

.course-detail__modules {
  display: flex;
  flex-direction: column;
  gap: 32px;
  margin-top: 32px;
}

.module__title {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 14px;
}
.module__num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--green);
  color: white;
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.module__duration {
  font-weight: 400;
  font-size: 14px;
  color: var(--text-muted);
}

.detail-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-left: 40px;
}
.detail-list li {
  font-size: 14px;
  color: var(--text-muted);
  position: relative;
  padding-left: 18px;
}
.detail-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold-dark);
}

.module__note {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px !important;
  font-weight: 600;
  color: var(--green) !important;
  background: var(--green-100);
  border-radius: var(--radius-sm);
  padding: 10px 14px !important;
  margin-top: 16px;
}
.module__note svg { flex-shrink: 0; color: var(--green); }

/* Sidebar / Info Box */
.course-detail__sidebar {
  padding: 40px 32px;
  background: var(--off-white);
}

.info-box h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.includes-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 28px;
}
.includes-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: var(--text);
  line-height: 1.45;
}
.includes-list li svg { flex-shrink: 0; margin-top: 2px; }

.info-box__meta {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}
.meta-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.meta-label { font-size: 12px; color: var(--text-muted); }
.meta-value { font-size: 13px; font-weight: 600; color: var(--text); }

/* ═══════════════════════════════════════════════════
   CTA BANNER
   ═══════════════════════════════════════════════════ */
.cta-banner {
  background: var(--green);
  padding-block: 80px;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  top: -80px;
  right: -80px;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: rgba(240,203,95,.05);
  pointer-events: none;
}
.cta-banner__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
}
.cta-banner__text h2 {
  font-family: var(--font-serif);
  font-size: clamp(28px, 3.5vw, 40px);
  font-weight: 700;
  color: white;
  line-height: 1.2;
  margin-bottom: 12px;
}
.cta-banner__text p {
  font-size: 16px;
  color: rgba(255,255,255,.7);
  max-width: 480px;
}
.cta-banner__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  flex-shrink: 0;
}

/* ═══════════════════════════════════════════════════
   CONTACT
   ═══════════════════════════════════════════════════ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.contact-intro {
  font-size: 16px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 32px;
}

.contact-channels {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.contact-channel {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: all var(--transition);
}
.contact-channel:hover { border-color: var(--green); background: var(--green-100); transform: translateX(4px); }

.contact-channel__icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: white;
}
.contact-channel__icon--wa { background: #25d366; }
.contact-channel__icon--vb { background: #7360f2; }
.contact-channel__icon--em { background: var(--green); }
.contact-channel__icon--em svg { stroke: white; }

.contact-channel__text { flex: 1; }
.contact-channel__label { font-size: 12px; color: var(--text-muted); font-weight: 500; }
.contact-channel__value { font-size: 14px; font-weight: 600; color: var(--text); }
.contact-channel__arrow { color: var(--text-muted); transition: transform var(--transition); }
.contact-channel:hover .contact-channel__arrow { transform: translateX(4px); color: var(--green); }

/* Form */
.contact-form-wrap {
  background: var(--off-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.form-field label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}
.label-optional {
  font-weight: 400;
  color: var(--text-muted);
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  padding: 11px 14px;
  background: white;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--text);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(7,57,40,.1);
}
.form-field input::placeholder,
.form-field textarea::placeholder { color: #b0b0a8; }
.form-field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 20 20' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M5 8l5 5 5-5' stroke='%236b7280' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; background-size: 16px; padding-right: 40px; }
.form-field textarea { resize: vertical; min-height: 88px; }

.form-success[hidden] { display: none !important; }
.form-success {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  background: var(--green-100);
  border: 1px solid rgba(7,57,40,.2);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  color: var(--green);
}

/* ═══════════════════════════════════════════════════
   INSTAGRAM GRID
   ═══════════════════════════════════════════════════ */
.ig-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.ig-post {
  position: relative;
  aspect-ratio: 1;
  border-radius: var(--radius);
  overflow: hidden;
  display: block;
}
.ig-post__thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.52s ease;
}
.ig-post--carousel .ig-post__overlay { background: rgba(0,0,0,.15); }
.ig-post--carousel:hover .ig-post__overlay { background: rgba(0,0,0,.35); }

.ig-post__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
}
.ig-post:hover .ig-post__thumb { transform: scale(1.04); }
.ig-post:hover .ig-post__overlay { background: rgba(0,0,0,.3); }
.ig-post--video .ig-post__overlay { background: rgba(0,0,0,.2); }
.ig-post--video:hover .ig-post__overlay { background: rgba(0,0,0,.4); }

.ig-follow { text-align: center; margin-top: 36px; }

/* ═══════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════ */
.footer {
  background: var(--green);
  color: rgba(255,255,255,.7);
  padding-top: 64px;
}

.footer__inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,.1);
}

.footer__logo-img {
  height: 52px;
  width: auto;
  filter: brightness(0) invert(1);
  margin-bottom: 16px;
}
.footer__tagline {
  font-size: 14px;
  line-height: 1.6;
  color: rgba(255,255,255,.6);
  margin-bottom: 20px;
  max-width: 240px;
}
.footer__socials {
  display: flex;
  gap: 12px;
}
.footer__socials a {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: rgba(255,255,255,.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.7);
  transition: all var(--transition);
}
.footer__socials a:hover { background: var(--gold); color: var(--green); }

.footer__col h4 {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: white;
  margin-bottom: 16px;
}
.footer__col ul { display: flex; flex-direction: column; gap: 10px; }
.footer__col ul a {
  font-size: 14px;
  color: rgba(255,255,255,.6);
  transition: color var(--transition);
}
.footer__col ul a:hover { color: var(--gold); }

.footer__col--contact p {
  font-size: 14px;
  color: rgba(255,255,255,.6);
  margin-bottom: 8px;
  line-height: 1.5;
}
.footer__col--contact a { transition: color var(--transition); }
.footer__col--contact a:hover { color: var(--gold); }

.footer__bottom {
  padding-block: 20px;
}
.footer__bottom p {
  font-size: 13px;
  color: rgba(255,255,255,.35);
  text-align: center;
}

/* ═══════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════ */

/* Tablet — 1024px */
@media (max-width: 1024px) {
  :root { --header-h: 88px; }

  .section { padding-block: 72px; }

  .nav { gap: 20px; }
  .nav-logo__img { height: 68px; }

  .nav-links .nav-link { display: none; }
  .nav-links li:last-child { display: block; } /* CTA button stays */

  .nav-toggle { display: flex; }

  .nav-links.mobile-open {
    position: fixed;
    top: var(--header-h);
    inset-inline: 0;
    background: white;
    border-top: 1px solid var(--border);
    flex-direction: column;
    align-items: stretch;
    padding: 16px;
    gap: 4px;
    box-shadow: 0 8px 24px rgba(0,0,0,.1);
  }
  .nav-links.mobile-open .nav-link { display: block; padding: 12px 16px; }
  .nav-links.mobile-open li:last-child { margin-top: 8px; }
  .nav-links.mobile-open .btn { display: flex; }

  .courses-grid { grid-template-columns: 1fr; max-width: 520px; margin-inline: auto; }

  .educators-grid { grid-template-columns: 1fr; max-width: 600px; margin-inline: auto; }

  .testimonials-videos { flex-direction: column; align-items: center; }
  .testimonial-short { width: 100%; max-width: 320px; }
  .testimonials-quotes { grid-template-columns: 1fr; max-width: 560px; margin-inline: auto; }

  .course-detail { grid-template-columns: 1fr; }
  .course-detail__content { border-right: none; border-bottom: 1px solid var(--border); }
  .course-detail__sidebar { background: var(--off-white); }

  .cta-banner__inner { flex-direction: column; text-align: center; }
  .cta-banner__actions { justify-content: center; }

  .contact-grid { grid-template-columns: 1fr; gap: 40px; }

  .footer__inner { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer__brand { grid-column: 1 / -1; }

  .hero__trust-inner { flex-wrap: wrap; justify-content: center; gap: 20px; }
  .trust-divider { display: none; }
  .trust-item { min-width: 100px; }
}

/* Mobile — 640px */
@media (max-width: 640px) {
  :root { --header-h: 64px; }

  .section { padding-block: 56px; }
  .section-header { margin-bottom: 40px; }

  .container { padding-inline: 16px; }

  .nav { gap: 0; }
  .nav-logo__img { height: 50px; }
  .nav-logo { order: 1; }
  .nav-links { order: 2; margin-left: auto; }
  .nav-toggle { order: 3; margin-left: 12px; }
  .nav-links .btn { font-size: 13px; padding: 8px 14px; }

  .hero__content { padding-block: 56px 32px; }

  .hero__actions { flex-direction: column; }
  .hero__actions .btn { justify-content: center; }

  .trust-item { min-width: 45%; }

  .course-detail__content { padding: 28px 20px; }
  .course-detail__sidebar { padding: 28px 20px; }

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

  .contact-form-wrap { padding: 24px 20px; }

  .ig-grid { grid-template-columns: repeat(2, 1fr); }

  .tabs__nav { flex-direction: column; }
  .tabs__btn { text-align: left; }

  .footer__inner { grid-template-columns: 1fr; }
  .footer__brand { grid-column: auto; }

  .cta-banner { padding-block: 56px; }

  .educator-card { flex-direction: column; }
  .educator-card__photo {
    align-self: flex-start;
    width: 120px;
    height: 120px;
  }
}