/* ============================================================
    Custom CSS
   Design: Editorial luxury with warm accent tones
   ============================================================ */

:root {
  --navy:    #0d1b2a;
  --navy-2:  #1a2e42;
  --teal:    #0e7c86;
  --teal-light: #1aa3b0;
  --gold:    #e8a838;
  --red:     #e74c3c;
  --white:   #ffffff;
  --off-white: #f7f4ef;
  --text-dark: #1a1a2e;
  --text-mid:  #4a5568;
  --text-light: #8a9bb0;
  --radius:  14px;
  --shadow:  0 8px 32px rgba(13,27,42,0.12);
  --shadow-lg: 0 20px 60px rgba(13,27,42,0.18);
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--white);
  color: var(--text-dark);
  overflow-x: hidden;
}

/* ============================================================
   NAVBAR
   ============================================================ */
.site-navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 20px 5%;
  display: flex;
  align-items: center;
  transition: var(--transition);
  background: transparent;
}

.site-navbar.scrolled {
  background: rgba(13,27,42,0.97);
  backdrop-filter: blur(12px);
  padding: 14px 5%;
  box-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.nav-inner {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  font-family: 'Playfair Display', serif;
  font-size: 1.7rem;
  font-weight: 900;
  color: var(--white);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
  letter-spacing: -0.5px;
}

.brand-icon { color: var(--gold); font-size: 1.2rem; }

.nav-links {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link-item {
  color: rgba(255,255,255,0.82);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 8px;
  transition: var(--transition);
  letter-spacing: 0.2px;
}

.nav-link-item:hover,
.nav-link-item.active {
  color: var(--white);
  background: rgba(255,255,255,0.1);
}

.nav-divider { width: 1px; height: 24px; background: rgba(255,255,255,0.2); margin: 0 6px; }

.nav-btn-ghost {
  color: rgba(255,255,255,0.85);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 600;
  padding: 8px 18px;
  border: 1.5px solid rgba(255,255,255,0.3);
  border-radius: 8px;
  transition: var(--transition);
}

.nav-btn-ghost:hover { border-color: var(--white); color: var(--white); background: rgba(255,255,255,0.06); }

.nav-btn-filled {
  color: var(--navy);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 700;
  padding: 9px 20px;
  background: var(--gold);
  border-radius: 8px;
  transition: var(--transition);
}

.nav-btn-filled:hover { background: #f0b840; transform: translateY(-1px); box-shadow: 0 6px 18px rgba(232,168,56,0.4); }

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}

.nav-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}

/* ============================================================
   HERO
   ============================================================ */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-video-wrap {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(13,27,42,0.92) 0%, rgba(13,27,42,0.75) 60%, rgba(14,124,134,0.4) 100%);
}

.hero-bg-shapes {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

.shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.18;
}

.shape-1 { width: 500px; height: 500px; background: var(--teal); top: -100px; right: -100px; animation: floatShape 8s ease-in-out infinite; }
.shape-2 { width: 300px; height: 300px; background: var(--gold); bottom: 100px; left: -60px; animation: floatShape 6s ease-in-out infinite reverse; }
.shape-3 { width: 200px; height: 200px; background: var(--teal-light); top: 40%; left: 40%; animation: floatShape 10s ease-in-out infinite 2s; }

@keyframes floatShape {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-30px) scale(1.05); }
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 0 8%;
  max-width: 720px;
  animation: heroReveal 1s ease-out 0.2s both;
}

@keyframes heroReveal {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(232,168,56,0.15);
  border: 1px solid rgba(232,168,56,0.4);
  color: var(--gold);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 20px;
  margin-bottom: 24px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.hero-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2.8rem, 4vw, 5rem);
  font-weight: 900;
  color: var(--white);
  line-height: 1.08;
  margin-bottom: 22px;
  letter-spacing: -1px;
}

.hero-title em {
  font-style: italic;
  color: var(--gold);
}

.hero-sub {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.7;
  margin-bottom: 36px;
  font-weight: 300;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.btn-primary-hero {
  background: var(--gold);
  color: var(--navy);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 14px 32px;
  border-radius: 10px;
  transition: var(--transition);
  letter-spacing: 0.2px;
}

.btn-primary-hero:hover {
  background: #f0b840;
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(232,168,56,0.45);
  color: var(--navy);
  text-decoration: none;
}

.btn-ghost-hero {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255,255,255,0.88);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  padding: 12px 24px;
  border: 1.5px solid rgba(255,255,255,0.25);
  border-radius: 10px;
  transition: var(--transition);
}

.btn-ghost-hero:hover {
  border-color: rgba(255,255,255,0.6);
  color: var(--white);
  background: rgba(255,255,255,0.06);
  text-decoration: none;
}

.play-icon {
  width: 32px; height: 32px;
  background: rgba(255,255,255,0.12);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 28px;
}

.stat { display: flex; flex-direction: column; gap: 2px; }
.stat strong { font-family: 'Playfair Display', serif; font-size: 1.6rem; color: var(--white); font-weight: 700; }
.stat span { font-size: 0.75rem; color: rgba(255,255,255,0.55); text-transform: uppercase; letter-spacing: 0.8px; }
.stat-divider { width: 1px; height: 36px; background: rgba(255,255,255,0.2); }

.hero-scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.4);
  font-size: 0.7rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.4), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 1; transform: scaleY(1); }
  50% { opacity: 0.3; transform: scaleY(0.6); }
}

/* ============================================================
   BANNER STRIP
   ============================================================ */
.banner-strip {
  background: var(--navy);
  padding: 20px 5%;
}

.strip-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
}

.strip-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255,255,255,0.85);
  font-size: 0.88rem;
}

.strip-item i { color: var(--gold); font-size: 1rem; }
.strip-item strong { color: var(--white); }
.strip-dot { width: 5px; height: 5px; border-radius: 50%; background: var(--teal); }

/* ============================================================
   SECTION SHARED STYLES
   ============================================================ */
.section-header {
  text-align: center;
  padding: 80px 5% 40px;
}

.section-tag {
  display: inline-block;
  background: rgba(14,124,134,0.1);
  color: var(--teal);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 20px;
  margin-bottom: 14px;
  border: 1px solid rgba(14,124,134,0.2);
}

.section-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  color: var(--text-dark);
  line-height: 1.15;
  margin-bottom: 14px;
  letter-spacing: -0.5px;
}

.section-title em { font-style: italic; color: var(--teal); }
.section-title.left { text-align: left; }

.section-sub {
  font-size: 1rem;
  color: var(--text-mid);
  line-height: 1.7;
  max-width: 520px;
  margin: 0 auto;
}

/* ============================================================
   COURSES SECTION
   ============================================================ */
.courses-section {
  background: var(--off-white);
  padding-bottom: 80px;
}

.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
  padding: 0 5%;
  max-width: 1200px;
  margin: 0 auto;
}

.course-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  position: relative;
}

.course-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.course-card.featured {
  border: 2px solid var(--teal);
}

.course-img-wrap {
  position: relative;
  overflow: hidden;
  height: 200px;
}

.course-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.course-card:hover .course-img-wrap img { transform: scale(1.06); }

.course-overlay {
  position: absolute;
  inset: 0;
  background: rgba(13,27,42,0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
}

.course-card:hover .course-overlay { opacity: 1; }

.course-enroll-btn {
  background: var(--gold);
  color: var(--navy);
  font-weight: 700;
  font-size: 0.88rem;
  padding: 10px 24px;
  border-radius: 8px;
  text-decoration: none;
  transform: translateY(10px);
  transition: var(--transition);
}

.course-card:hover .course-enroll-btn { transform: translateY(0); }
.course-enroll-btn:hover { background: #f0b840; color: var(--navy); text-decoration: none; }

.course-badge {
  position: absolute;
  top: 14px; left: 14px;
  background: var(--gold);
  color: var(--navy);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 20px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  z-index: 1;
}

.course-badge.new { background: var(--teal); color: var(--white); }
.course-badge.hot { background: var(--red); color: var(--white); }

.course-body { padding: 20px; }

.course-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.course-cat {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--teal);
  background: rgba(14,124,134,0.08);
  padding: 3px 10px;
  border-radius: 12px;
}

.course-rating { font-size: 0.8rem; color: var(--text-mid); }

.course-title {
  font-family: 'Playfair Display', serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 8px;
  line-height: 1.3;
}

.course-desc {
  font-size: 0.85rem;
  color: var(--text-mid);
  line-height: 1.6;
  margin-bottom: 16px;
}

.course-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid #f0f0f0;
  padding-top: 14px;
}

.course-price del { font-size: 0.78rem; color: var(--text-light); display: block; }
.course-price strong { font-size: 1.2rem; color: var(--red); font-family: 'Playfair Display', serif; }
.course-students { font-size: 0.78rem; color: var(--text-mid); }
.course-students i { color: var(--teal); margin-right: 4px; }

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

.btn-view-all {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--navy);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 13px 30px;
  border: 2px solid var(--navy);
  border-radius: 10px;
  text-decoration: none;
  transition: var(--transition);
}

.btn-view-all:hover {
  background: var(--navy);
  color: var(--white);
  text-decoration: none;
  transform: translateX(4px);
}

/* ============================================================
   ABOUT SECTION
   ============================================================ */
.about-section {
  background: var(--white);
  padding: 100px 5%;
}

.about-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}

.about-visual { position: relative; }

.about-card-stack {
  position: relative;
  height: 380px;
}

.about-blob {
  position: absolute;
  width: 320px;
  height: 320px;
  background: linear-gradient(135deg, rgba(14,124,134,0.12), rgba(232,168,56,0.08));
  border-radius: 60% 40% 70% 30% / 50% 60% 40% 50%;
  top: 20px; left: 20px;
  animation: blobMorph 8s ease-in-out infinite;
}

@keyframes blobMorph {
  0%, 100% { border-radius: 60% 40% 70% 30% / 50% 60% 40% 50%; }
  33% { border-radius: 40% 60% 30% 70% / 60% 40% 50% 50%; }
  66% { border-radius: 50% 50% 60% 40% / 40% 70% 30% 60%; }
}

.about-img-box {
  position: absolute;
  top: 40px; left: 40px;
  width: 280px; height: 280px;
  background: linear-gradient(135deg, var(--navy), var(--navy-2));
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
}

.about-img-placeholder { color: rgba(255,255,255,0.15); font-size: 5rem; }

.about-float-card {
  position: absolute;
  background: var(--white);
  border-radius: 12px;
  padding: 12px 18px;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 8px 24px rgba(13,27,42,0.15);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-dark);
  z-index: 2;
  animation: floatCard 4s ease-in-out infinite;
}

.about-float-card i { font-size: 1.1rem; }
.card-a { top: 10px; right: 20px; animation-delay: 0s; }
.card-a i { color: var(--gold); }
.card-b { bottom: 60px; right: 0px; animation-delay: 2s; }
.card-b i { color: var(--teal); }

@keyframes floatCard {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.about-content { padding: 20px 0; }

.about-text {
  font-size: 0.95rem;
  color: var(--text-mid);
  line-height: 1.8;
  margin-bottom: 16px;
}

.about-pillars {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin: 28px 0 32px;
}

.pillar {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.pillar-icon {
  width: 44px; height: 44px;
  background: rgba(14,124,134,0.1);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--teal);
  font-size: 1rem;
  flex-shrink: 0;
}

.pillar strong { display: block; font-size: 0.9rem; margin-bottom: 4px; color: var(--text-dark); }
.pillar p { font-size: 0.82rem; color: var(--text-mid); line-height: 1.5; margin: 0; }

.btn-about-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--navy);
  color: var(--white);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 12px 28px;
  border-radius: 10px;
  text-decoration: none;
  transition: var(--transition);
}

.btn-about-cta:hover {
  background: var(--teal);
  color: var(--white);
  text-decoration: none;
  transform: translateY(-2px);
}

/* ============================================================
   CONTACT SECTION
   ============================================================ */
.contact-section {
  background: var(--navy);
  padding-bottom: 80px;
}

.light-tag { background: rgba(14,124,134,0.25); color: var(--teal-light); border-color: rgba(14,124,134,0.35); }
.light-title { color: var(--white); }
.light-sub { color: rgba(255,255,255,0.6); }

.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 60px;
  padding: 0 5%;
  max-width: 1100px;
  margin: 0 auto;
}

.contact-info { color: var(--white); }

.contact-info-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 28px;
}

.contact-icon {
  width: 44px; height: 44px;
  background: rgba(14,124,134,0.2);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--teal-light);
  font-size: 1rem;
  flex-shrink: 0;
}

.contact-info-item strong { display: block; font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.8px; color: rgba(255,255,255,0.5); margin-bottom: 4px; }
.contact-info-item p { font-size: 0.92rem; color: rgba(255,255,255,0.85); margin: 0; }

.contact-socials {
  display: flex;
  gap: 10px;
  margin-top: 8px;
}

.social-btn {
  width: 40px; height: 40px;
  border: 1.5px solid rgba(255,255,255,0.2);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  text-decoration: none;
  transition: var(--transition);
}

.social-btn:hover {
  border-color: var(--teal-light);
  color: var(--teal-light);
  background: rgba(14,124,134,0.15);
  text-decoration: none;
  transform: translateY(-2px);
}

.contact-form {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 20px;
  padding: 36px;
}

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

.form-field { margin-bottom: 18px; }

.form-field label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: rgba(255,255,255,0.5);
  margin-bottom: 8px;
}

.form-field input,
.form-field textarea {
  width: 100%;
  background: rgba(255,255,255,0.06);
  border: 1.5px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  padding: 12px 16px;
  color: var(--white);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.9rem;
  transition: var(--transition);
  outline: none;
}

.form-field input::placeholder,
.form-field textarea::placeholder { color: rgba(255,255,255,0.3); }

.form-field input:focus,
.form-field textarea:focus {
  border-color: var(--teal-light);
  background: rgba(255,255,255,0.09);
  box-shadow: 0 0 0 3px rgba(26,163,176,0.15);
}

.form-field textarea { resize: vertical; min-height: 110px; }

.btn-send {
  width: 100%;
  background: var(--gold);
  color: var(--navy);
  border: none;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  padding: 14px 28px;
  border-radius: 10px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: var(--transition);
  letter-spacing: 0.2px;
}

.btn-send:hover {
  background: #f0b840;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(232,168,56,0.4);
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: #060d14;
  color: rgba(255,255,255,0.7);
  font-size: 0.88rem;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr 1fr 1.4fr;
  gap: 48px;
  padding: 70px 5% 50px;
  border-bottom: 1px solid rgba(255,255,255,0.07);
}

.footer-brand {
  font-family: 'Playfair Display', serif;
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--white);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
}

.footer-tagline {
  font-size: 0.85rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.45);
  margin-bottom: 22px;
  max-width: 260px;
}

.footer-socials {
  display: flex;
  gap: 10px;
}

.footer-socials a {
  width: 36px; height: 36px;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.5);
  text-decoration: none;
  font-size: 0.82rem;
  transition: var(--transition);
}

.footer-socials a:hover {
  border-color: var(--teal-light);
  color: var(--teal-light);
  background: rgba(14,124,134,0.12);
  text-decoration: none;
}

.footer-links-col h4 {
  font-family: 'Playfair Display', serif;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 18px;
  letter-spacing: 0.3px;
}

.footer-links-col ul { list-style: none; }
.footer-links-col ul li { margin-bottom: 10px; }

.footer-links-col ul li a {
  color: rgba(255,255,255,0.45);
  text-decoration: none;
  font-size: 0.85rem;
  transition: var(--transition);
}

.footer-links-col ul li a:hover {
  color: var(--teal-light);
  padding-left: 4px;
}

.footer-newsletter-col h4 {
  font-family: 'Playfair Display', serif;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
}

.footer-newsletter-col p {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.4);
  line-height: 1.6;
  margin-bottom: 14px;
}

.footer-newsletter {
  display: flex;
  border-radius: 10px;
  overflow: hidden;
  border: 1.5px solid rgba(255,255,255,0.12);
  margin-bottom: 18px;
}

.footer-newsletter input {
  flex: 1;
  background: rgba(255,255,255,0.05);
  border: none;
  padding: 10px 14px;
  color: var(--white);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.82rem;
  outline: none;
}

.footer-newsletter input::placeholder { color: rgba(255,255,255,0.3); }

.footer-newsletter button {
  background: var(--teal);
  border: none;
  padding: 10px 16px;
  color: var(--white);
  cursor: pointer;
  font-size: 0.85rem;
  transition: var(--transition);
}

.footer-newsletter button:hover { background: var(--teal-light); }

.footer-badges { display: flex; gap: 10px; flex-wrap: wrap; }

.footer-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  padding: 7px 12px;
  font-size: 0.75rem;
  color: rgba(255,255,255,0.55);
  cursor: pointer;
  transition: var(--transition);
}

.footer-badge:hover { border-color: rgba(255,255,255,0.25); color: rgba(255,255,255,0.8); }
.footer-badge i { font-size: 0.9rem; }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 5%;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom p { font-size: 0.8rem; color: rgba(255,255,255,0.3); margin: 0; }

.footer-bottom-links {
  display: flex;
  gap: 20px;
}

.footer-bottom-links a {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.3);
  text-decoration: none;
  transition: var(--transition);
}

.footer-bottom-links a:hover { color: var(--teal-light); }

/* ============================================================
   SCROLL REVEAL
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.course-card:nth-child(2).reveal { transition-delay: 0.15s; }
.course-card:nth-child(3).reveal { transition-delay: 0.3s; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .about-inner { grid-template-columns: 1fr; gap: 40px; }
  .about-visual { display: none; }
  .contact-inner { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 36px; }
  .footer-brand-col { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(13,27,42,0.98);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 12px;
    z-index: 999;
  }

  .nav-links.open { display: flex; }

  .nav-hamburger {
    display: flex;
    z-index: 1001;
    position: relative;
  }

  .nav-hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-hamburger.active span:nth-child(2) { opacity: 0; }
  .nav-hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .nav-divider { display: none; }
  .nav-link-item, .nav-btn-ghost, .nav-btn-filled { font-size: 1.1rem; padding: 12px 32px; }

  .hero-content { padding: 0 6%; }
  .hero-stats { gap: 16px; }
  .hero-title { font-size: 2.4rem; }

  .courses-grid { grid-template-columns: 1fr; padding: 0 4%; }

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

  .contact-form { padding: 24px; }

  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }

  .strip-inner { gap: 16px; }
  .strip-dot { display: none; }

  .banner-strip { padding: 14px 4%; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .hero-stats { flex-wrap: wrap; gap: 12px; }
  .stat-divider { display: none; }
  .section-header { padding: 60px 4% 30px; }
}