/* ============================================================
   LOKHANDE SIR'S TUTORIAL — PREMIUM CSS
   Dark Navy + Electric Blue + Amber Accent
   ============================================================ */

:root {
  --bg-dark: #04060f;
  --bg-card: rgba(8, 15, 35, 0.85);
  --bg-card-hover: rgba(12, 22, 55, 0.95);
  --navy: #060d22;
  --navy-mid: #0a1535;
  --blue: #1a56db;
  --blue-light: #3b82f6;
  --blue-glow: rgba(59, 130, 246, 0.35);
  --cyan: #06b6d4;
  --amber: #f59e0b;
  --amber-light: #fbbf24;
  --orange: #f97316;
  --white: #f0f6ff;
  --gray: #94a3b8;
  --gray-dark: #334155;
  --border: rgba(59, 130, 246, 0.18);
  --glass: rgba(10, 20, 50, 0.6);
  --glass-border: rgba(59, 130, 246, 0.2);
  --shadow: 0 8px 40px rgba(0, 0, 0, 0.6);
  --shadow-blue: 0 0 40px rgba(59, 130, 246, 0.3);
  --radius: 16px;
  --radius-lg: 24px;
  --transition: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --font-display: 'Rajdhani', sans-serif;
  --font-body: 'Exo 2', sans-serif;
  --font-mono: 'Space Mono', monospace;
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-body);
  background: var(--bg-dark);
  color: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

/* ============== SCROLLBAR ============== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--navy); }
::-webkit-scrollbar-thumb { background: var(--blue); border-radius: 3px; }

/* ============== SCROLL PROGRESS ============== */
#scroll-progress {
  position: fixed; top: 0; left: 0; height: 3px; z-index: 9999;
  background: linear-gradient(90deg, var(--blue), var(--cyan), var(--amber));
  width: 0%; transition: width 0.1s linear;
}

/* ============== LOADER ============== */
#loader {
  position: fixed; inset: 0; z-index: 99999;
  background: var(--bg-dark);
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}
#loader.hidden { opacity: 0; visibility: hidden; }
.loader-inner { text-align: center; }
.loader-logo {
  font-family: var(--font-display);
  font-size: 3rem; font-weight: 700;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  letter-spacing: 6px; margin-bottom: 24px;
  animation: pulse 1s ease infinite;
}
.loader-bar {
  width: 200px; height: 3px;
  background: var(--gray-dark); border-radius: 2px;
  margin: 0 auto 16px; overflow: hidden;
}
.loader-fill {
  height: 100%; width: 0;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
  border-radius: 2px;
  animation: loadFill 1.8s ease forwards;
}
.loader-text { color: var(--gray); font-size: 0.85rem; letter-spacing: 2px; }
@keyframes loadFill { to { width: 100%; } }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:0.7} }

/* ============== NAVBAR ============== */
#navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: 18px 0;
  transition: var(--transition);
}
#navbar.scrolled {
  background: rgba(4, 6, 15, 0.92);
  backdrop-filter: blur(20px);
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}
.nav-container {
  max-width: 1300px; margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; gap: 32px;
}
.nav-logo { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.logo-badge {
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  color: white; font-family: var(--font-display);
  font-weight: 700; font-size: 1rem; letter-spacing: 2px;
  padding: 6px 10px; border-radius: 8px;
}
.logo-text { display: flex; flex-direction: column; }
.logo-main { font-family: var(--font-display); font-weight: 700; font-size: 1.1rem; color: var(--white); line-height: 1; }
.logo-sub { font-size: 0.7rem; color: var(--amber); letter-spacing: 1px; margin-top: 2px; }
.nav-links { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav-links a {
  font-size: 0.9rem; font-weight: 500; color: var(--gray);
  padding: 8px 12px; border-radius: 8px; transition: var(--transition);
  letter-spacing: 0.5px;
}
.nav-links a:hover { color: var(--white); background: rgba(59,130,246,0.1); }
.nav-cta {
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  color: white; font-weight: 600; font-size: 0.9rem;
  padding: 10px 22px; border-radius: 10px;
  transition: var(--transition); flex-shrink: 0;
  box-shadow: 0 4px 20px rgba(59,130,246,0.4);
}
.nav-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(59,130,246,0.6); }
.hamburger {
  display: none; background: none; border: none; cursor: pointer;
  flex-direction: column; gap: 5px; padding: 4px;
}
.hamburger span {
  display: block; width: 24px; height: 2px;
  background: var(--white); border-radius: 2px; transition: var(--transition);
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============== BUTTONS ============== */
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  color: white; font-weight: 600; font-size: 0.95rem;
  padding: 14px 28px; border-radius: 12px; border: none;
  cursor: pointer; transition: var(--transition);
  box-shadow: 0 4px 20px rgba(59,130,246,0.4);
  letter-spacing: 0.5px;
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 40px rgba(59,130,246,0.6);
  background: linear-gradient(135deg, #2563eb, #0891b2);
}
.btn-primary.full-width { width: 100%; justify-content: center; }
.btn-ghost {
  display: inline-flex; align-items: center; gap: 8px;
  background: transparent; color: var(--white); font-weight: 600;
  font-size: 0.95rem; padding: 13px 28px; border-radius: 12px;
  border: 1.5px solid var(--border); cursor: pointer;
  transition: var(--transition); letter-spacing: 0.5px;
}
.btn-ghost:hover {
  border-color: var(--blue-light);
  background: rgba(59,130,246,0.1);
  transform: translateY(-3px);
}
.btn-whatsapp {
  display: inline-flex; align-items: center; gap: 8px;
  background: linear-gradient(135deg, #16a34a, #22c55e);
  color: white; font-weight: 600; font-size: 0.95rem;
  padding: 14px 28px; border-radius: 12px; border: none;
  cursor: pointer; transition: var(--transition);
  box-shadow: 0 4px 20px rgba(34,197,94,0.35);
}
.btn-whatsapp:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 35px rgba(34,197,94,0.55);
}

/* ============== GLASS ============== */
.glass {
  background: var(--glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
}

/* ============== SECTION UTILS ============== */
.section { padding: 100px 0; position: relative; }
.container { max-width: 1300px; margin: 0 auto; padding: 0 24px; }
.section-header { text-align: center; margin-bottom: 64px; }
.section-tag {
  display: inline-block;
  font-family: var(--font-mono); font-size: 0.75rem;
  letter-spacing: 3px; text-transform: uppercase;
  color: var(--cyan); background: rgba(6,182,212,0.12);
  padding: 6px 16px; border-radius: 20px;
  border: 1px solid rgba(6,182,212,0.25); margin-bottom: 16px;
}
.section-title {
  font-family: var(--font-display); font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700; line-height: 1.2; margin-bottom: 16px; color: var(--white);
}
.section-title .accent { color: var(--amber); }
.section-desc { color: var(--gray); font-size: 1.05rem; max-width: 600px; margin: 0 auto; }

/* ============== REVEAL ANIMATIONS ============== */
.reveal {
  opacity: 0; transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ============== HERO ============== */
.hero {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden; padding: 120px 24px 80px;
  background: radial-gradient(ellipse 80% 80% at 50% -20%, rgba(29,78,216,0.3) 0%, transparent 70%);
}
#particleCanvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-glow {
  position: absolute; border-radius: 50%;
  filter: blur(100px); pointer-events: none;
}
.hero-glow-1 {
  width: 600px; height: 600px; top: -100px; left: -150px;
  background: radial-gradient(circle, rgba(29,78,216,0.25), transparent 70%);
}
.hero-glow-2 {
  width: 500px; height: 500px; bottom: -100px; right: -100px;
  background: radial-gradient(circle, rgba(6,182,212,0.2), transparent 70%);
}
.hero-content {
  position: relative; z-index: 2; max-width: 860px;
  margin: 0 auto; text-align: center;
}
.hero-badge {
  display: inline-block;
  background: rgba(245,158,11,0.12); border: 1px solid rgba(245,158,11,0.35);
  color: var(--amber-light); font-size: 0.85rem; font-weight: 600;
  padding: 8px 20px; border-radius: 20px; margin-bottom: 28px;
  letter-spacing: 0.5px;
}
.hero-title {
  font-family: var(--font-display); font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 700; line-height: 1.05; margin-bottom: 24px;
}
.title-line { display: block; }
.title-line.accent {
  background: linear-gradient(135deg, var(--blue-light), var(--cyan));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.hero-typing {
  font-size: 1.2rem; color: var(--gray); margin-bottom: 24px;
  min-height: 2rem;
}
.typed-text { color: var(--amber); font-weight: 600; }
.cursor {
  color: var(--blue-light); font-weight: 300;
  animation: blink 0.8s ease infinite;
}
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0} }
.hero-desc { color: var(--gray); font-size: 1.05rem; max-width: 560px; margin: 0 auto 36px; }
.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 44px; }
.trust-badges { display: flex; gap: 24px; justify-content: center; flex-wrap: wrap; }
.badge-item {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.85rem; font-weight: 500; color: var(--gray);
}
.badge-item svg { color: var(--cyan); flex-shrink: 0; }
.hero-scroll-hint {
  position: absolute; bottom: 40px; left: 50%;
  transform: translateX(-50%); text-align: center;
  animation: bounce 2s ease infinite;
}
.hero-scroll-hint span { font-size: 0.75rem; color: var(--gray); letter-spacing: 2px; text-transform: uppercase; display: block; margin-bottom: 8px; }
.scroll-arrow {
  width: 20px; height: 20px; border-right: 2px solid var(--gray);
  border-bottom: 2px solid var(--gray); transform: rotate(45deg);
  margin: 0 auto;
}
@keyframes bounce { 0%,100%{transform:translateX(-50%) translateY(0)} 50%{transform:translateX(-50%) translateY(10px)} }

/* ============== STATS BAR ============== */
.stats-bar {
  background: linear-gradient(135deg, var(--navy-mid), rgba(26,86,219,0.2));
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  padding: 48px 24px;
}
.stats-container {
  max-width: 1000px; margin: 0 auto;
  display: flex; align-items: center; justify-content: center;
  gap: 0; flex-wrap: wrap;
}
.stat-item {
  text-align: center; flex: 1; min-width: 150px; padding: 16px;
}
.stat-number {
  font-family: var(--font-display); font-size: 3rem; font-weight: 700;
  background: linear-gradient(135deg, var(--blue-light), var(--cyan));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  line-height: 1;
}
.stat-plus { font-family: var(--font-display); font-size: 2rem; font-weight: 700; color: var(--cyan); }
.stat-label { display: block; color: var(--gray); font-size: 0.9rem; margin-top: 6px; letter-spacing: 0.5px; }
.stat-divider { width: 1px; height: 60px; background: var(--border); flex-shrink: 0; }

/* ============== ABOUT ============== */
.about-section { background: var(--bg-dark); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-visual { position: relative; }
.about-card-main {
  padding: 40px; text-align: center;
  background: linear-gradient(135deg, rgba(10,21,53,0.9), rgba(26,86,219,0.15));
}
.about-icon-big { font-size: 4rem; margin-bottom: 16px; }
.about-card-main h3 { font-family: var(--font-display); font-size: 1.5rem; font-weight: 700; color: var(--white); margin-bottom: 8px; }
.about-card-main p { color: var(--amber); font-size: 0.9rem; margin-bottom: 20px; font-style: italic; }
.about-tags { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; }
.about-tags span {
  background: rgba(59,130,246,0.15); border: 1px solid var(--border);
  color: var(--blue-light); font-size: 0.8rem; padding: 4px 12px; border-radius: 20px;
}
.about-card-float {
  position: absolute; padding: 12px 18px;
  display: flex; align-items: center; gap: 10px;
  font-size: 0.85rem; font-weight: 600; color: var(--white);
  box-shadow: var(--shadow);
}
.float-1 { top: -20px; right: -20px; }
.float-2 { bottom: -20px; left: -20px; }
.float-emoji { font-size: 1.4rem; }
.about-content {}
.about-intro { font-size: 1.1rem; color: var(--white); margin-bottom: 16px; }
.about-intro strong { color: var(--amber); }
.about-body { color: var(--gray); margin-bottom: 36px; line-height: 1.8; }
.timeline { display: flex; flex-direction: column; gap: 0; }
.timeline-item {
  display: flex; gap: 20px; padding-bottom: 28px;
  border-left: 2px solid var(--border); padding-left: 24px;
  position: relative;
}
.timeline-item:last-child { padding-bottom: 0; border-left-color: transparent; }
.tl-dot {
  position: absolute; left: -8px; top: 4px;
  width: 14px; height: 14px; border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  border: 2px solid var(--bg-dark); flex-shrink: 0;
}
.tl-content h4 { font-family: var(--font-display); font-size: 1rem; font-weight: 600; color: var(--white); margin-bottom: 4px; }
.tl-content p { font-size: 0.9rem; color: var(--gray); }

/* ============== COURSES ============== */
.courses-section {
  background: linear-gradient(180deg, var(--bg-dark) 0%, var(--navy) 50%, var(--bg-dark) 100%);
}
.courses-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.course-card {
  padding: 32px; position: relative; overflow: hidden;
  transition: var(--transition);
  animation-delay: var(--delay);
}
.course-card::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, transparent, rgba(59,130,246,0.08));
  opacity: 0; transition: var(--transition);
}
.course-card:hover {
  transform: translateY(-8px);
  border-color: rgba(59,130,246,0.4);
  box-shadow: var(--shadow-blue);
}
.course-card:hover::before { opacity: 1; }
.course-icon { font-size: 2.5rem; margin-bottom: 12px; }
.course-badge {
  display: inline-block; font-size: 0.7rem; font-weight: 600;
  letter-spacing: 1.5px; text-transform: uppercase;
  color: var(--cyan); background: rgba(6,182,212,0.12);
  border: 1px solid rgba(6,182,212,0.25); padding: 3px 10px; border-radius: 10px;
  margin-bottom: 12px;
}
.course-badge.hot {
  color: var(--amber); background: rgba(245,158,11,0.12);
  border-color: rgba(245,158,11,0.3);
}
.course-card h3 { font-family: var(--font-display); font-size: 1.3rem; font-weight: 700; color: var(--white); margin-bottom: 10px; }
.course-card p { color: var(--gray); font-size: 0.9rem; margin-bottom: 16px; line-height: 1.7; }
.course-features { display: flex; flex-direction: column; gap: 6px; margin-bottom: 24px; }
.course-features li {
  font-size: 0.85rem; color: var(--gray);
  padding-left: 18px; position: relative;
}
.course-features li::before {
  content: '✓'; position: absolute; left: 0;
  color: var(--cyan); font-weight: 700;
}
.course-cta {
  color: var(--blue-light); font-weight: 600; font-size: 0.9rem;
  transition: var(--transition);
}
.course-cta:hover { color: var(--cyan); letter-spacing: 0.5px; }
.featured-course {
  background: linear-gradient(135deg, rgba(10,21,53,0.95), rgba(26,86,219,0.25)) !important;
  border-color: rgba(59,130,246,0.4) !important;
}

/* ============== WHY US ============== */
.why-section { background: var(--bg-dark); overflow: hidden; }
.why-bg {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 70% 60% at 50% 50%, rgba(29,78,216,0.12), transparent 70%);
  pointer-events: none;
}
.why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.why-card {
  padding: 32px; transition: var(--transition);
  border: 1px solid var(--glass-border);
}
.why-card:hover {
  transform: translateY(-6px);
  border-color: rgba(59,130,246,0.4);
  background: var(--bg-card-hover);
}
.why-icon { font-size: 2.5rem; margin-bottom: 16px; }
.why-card h3 { font-family: var(--font-display); font-size: 1.15rem; font-weight: 700; color: var(--white); margin-bottom: 10px; }
.why-card p { color: var(--gray); font-size: 0.9rem; line-height: 1.7; }

/* ============== RESULTS ============== */
.results-section {
  background: linear-gradient(180deg, var(--bg-dark) 0%, var(--navy) 100%);
}
.result-highlights {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-bottom: 60px;
}
.highlight-card {
  padding: 32px 20px; text-align: center;
  background: linear-gradient(135deg, rgba(10,21,53,0.9), rgba(26,86,219,0.2));
  transition: var(--transition);
}
.highlight-card:hover { transform: scale(1.04); border-color: rgba(59,130,246,0.5); }
.highlight-score {
  font-family: var(--font-display); font-size: 2.2rem; font-weight: 700;
  background: linear-gradient(135deg, var(--amber), var(--orange));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  margin-bottom: 8px;
}
.highlight-card p { color: var(--gray); font-size: 0.85rem; }

/* Testimonials */
.testimonials-track { position: relative; overflow: hidden; }
.testimonials-wrapper {
  display: flex; transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.testi-card {
  min-width: 100%; padding: 36px;
  background: linear-gradient(135deg, rgba(10,21,53,0.9), rgba(26,86,219,0.15));
  max-width: 720px; margin: 0 auto;
  box-sizing: border-box;
}
.testi-stars { color: var(--amber); font-size: 1.3rem; letter-spacing: 3px; margin-bottom: 16px; }
.testi-text { color: var(--gray); font-size: 1rem; line-height: 1.8; margin-bottom: 24px; font-style: italic; }
.testi-author { display: flex; align-items: center; gap: 14px; }
.testi-avatar {
  width: 48px; height: 48px; border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 700; font-size: 1.2rem;
  flex-shrink: 0;
}
.testi-author strong { display: block; font-weight: 600; color: var(--white); }
.testi-author span { font-size: 0.8rem; color: var(--cyan); }
.testi-controls {
  display: flex; align-items: center; justify-content: center;
  gap: 16px; margin-top: 28px;
}
.testi-btn {
  width: 44px; height: 44px; border-radius: 50%;
  background: rgba(59,130,246,0.15); border: 1px solid var(--border);
  color: var(--white); font-size: 1.1rem; cursor: pointer;
  transition: var(--transition);
}
.testi-btn:hover { background: var(--blue); border-color: var(--blue); }
.testi-dots { display: flex; gap: 8px; }
.testi-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--gray-dark); cursor: pointer; transition: var(--transition);
}
.testi-dot.active { background: var(--blue-light); width: 24px; border-radius: 4px; }

/* ============== GALLERY ============== */
.gallery-section { background: var(--bg-dark); }
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: auto auto;
  gap: 16px;
}
.gi-large { grid-column: span 2; grid-row: span 1; }
.gi-wide { grid-column: span 2; }
.gallery-item {
  border-radius: var(--radius); overflow: hidden;
  position: relative; cursor: pointer;
  aspect-ratio: 4/3;
  background: var(--navy-mid);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.gi-large { aspect-ratio: 16/9; }
.gi-wide { aspect-ratio: 16/7; }
.gallery-item:hover { border-color: rgba(59,130,246,0.5); transform: scale(1.01); }
.gallery-placeholder {
  inset: 0; position: absolute;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 8px;
}
.gallery-icon { font-size: 2.5rem; }
.gallery-placeholder span:last-child { font-size: 0.85rem; color: var(--gray); }
.gallery-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(26,86,219,0.9), transparent);
  display: flex; align-items: flex-end; padding: 20px;
  opacity: 0; transition: var(--transition);
}
.gallery-item:hover .gallery-overlay { opacity: 1; }
.gallery-overlay span { color: white; font-weight: 600; font-size: 0.9rem; }

/* ============== FAQ ============== */
.faq-section { background: linear-gradient(180deg, var(--navy) 0%, var(--bg-dark) 100%); }
.faq-list { max-width: 780px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item { overflow: hidden; }
.faq-q {
  width: 100%; text-align: left;
  background: none; border: none; cursor: pointer;
  color: var(--white); font-family: var(--font-body); font-size: 1rem;
  font-weight: 600; padding: 22px 24px;
  display: flex; justify-content: space-between; align-items: center;
  gap: 16px; transition: var(--transition);
}
.faq-q:hover { color: var(--blue-light); }
.faq-arrow {
  font-size: 1.4rem; color: var(--blue-light); flex-shrink: 0;
  transition: var(--transition); line-height: 1;
}
.faq-item.open .faq-arrow { transform: rotate(45deg); }
.faq-a {
  max-height: 0; overflow: hidden;
  transition: max-height 0.4s ease;
}
.faq-item.open .faq-a { max-height: 200px; }
.faq-a p { padding: 0 24px 20px; color: var(--gray); font-size: 0.95rem; line-height: 1.8; }

/* ============== CONTACT ============== */
.contact-section { background: var(--bg-dark); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.contact-info { display: flex; flex-direction: column; gap: 16px; }
.info-card {
  display: flex; align-items: flex-start; gap: 16px;
  padding: 20px 24px;
  background: var(--glass);
}
.info-icon { font-size: 1.4rem; flex-shrink: 0; margin-top: 2px; }
.info-card h4 { font-weight: 600; color: var(--white); margin-bottom: 4px; }
.info-card p, .info-card a { color: var(--gray); font-size: 0.9rem; line-height: 1.6; }
.info-card a:hover { color: var(--blue-light); }
.contact-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.map-embed {
  border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--border);
}
.form-card { padding: 36px; }
.form-card h3 { font-family: var(--font-display); font-size: 1.5rem; font-weight: 700; color: var(--white); margin-bottom: 6px; }
.form-card > p { color: var(--gray); font-size: 0.9rem; margin-bottom: 28px; }
.form-group { margin-bottom: 16px; }
.form-input {
  width: 100%; padding: 14px 18px;
  background: rgba(10,20,50,0.6); border: 1px solid var(--border);
  border-radius: 10px; color: var(--white); font-family: var(--font-body);
  font-size: 0.95rem; transition: var(--transition); outline: none;
}
.form-input::placeholder { color: var(--gray); }
.form-input:focus { border-color: var(--blue-light); box-shadow: 0 0 0 3px rgba(59,130,246,0.15); }
.form-select { appearance: none; cursor: pointer; }
.form-select option { background: var(--navy-mid); color: var(--white); }
textarea.form-input { resize: vertical; min-height: 100px; }
.form-note { text-align: center; color: var(--gray); font-size: 0.8rem; margin-top: 12px; }

/* ============== FOOTER ============== */
.footer {
  background: var(--navy); border-top: 1px solid var(--border);
  position: relative; overflow: hidden;
}
.footer-glow {
  position: absolute; top: 0; left: 50%; transform: translateX(-50%);
  width: 600px; height: 200px;
  background: radial-gradient(ellipse, rgba(29,78,216,0.15), transparent 70%);
  pointer-events: none;
}
.footer-top {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 48px;
  padding: 64px 0 48px;
}
.footer-brand {}
.footer-logo { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
.footer-about { color: var(--gray); font-size: 0.9rem; line-height: 1.7; margin-bottom: 24px; }
.social-links { display: flex; gap: 10px; }
.social-btn {
  width: 38px; height: 38px; border-radius: 10px;
  background: rgba(59,130,246,0.1); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  color: var(--gray); font-size: 0.85rem; font-weight: 700;
  transition: var(--transition);
}
.social-btn:hover { background: var(--blue); border-color: var(--blue); color: white; transform: translateY(-2px); }
.social-btn.whatsapp-s:hover { background: #16a34a; border-color: #16a34a; }
.footer-links h4 { font-family: var(--font-display); font-weight: 700; color: var(--white); margin-bottom: 20px; font-size: 1.05rem; }
.footer-links ul { display: flex; flex-direction: column; gap: 10px; }
.footer-links li a { color: var(--gray); font-size: 0.9rem; transition: var(--transition); }
.footer-links li a:hover { color: var(--blue-light); padding-left: 4px; }
.footer-contact h4 { font-family: var(--font-display); font-weight: 700; color: var(--white); margin-bottom: 20px; font-size: 1.05rem; }
.footer-contact-item { display: flex; gap: 12px; margin-bottom: 14px; }
.footer-contact-item span { font-size: 1.1rem; flex-shrink: 0; margin-top: 2px; }
.footer-contact-item p, .footer-contact-item a { color: var(--gray); font-size: 0.9rem; line-height: 1.6; }
.footer-contact-item a:hover { color: var(--blue-light); }
.footer-bottom {
  border-top: 1px solid var(--border); padding: 24px 0;
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 12px;
}
.footer-bottom p { color: var(--gray); font-size: 0.85rem; }
.footer-tagline { color: var(--blue-light) !important; }

/* ============== FLOATING WHATSAPP ============== */
.whatsapp-float {
  position: fixed; bottom: 28px; right: 28px; z-index: 999;
  width: 56px; height: 56px; border-radius: 50%;
  background: linear-gradient(135deg, #16a34a, #22c55e);
  display: flex; align-items: center; justify-content: center;
  color: white; box-shadow: 0 4px 20px rgba(34,197,94,0.5);
  transition: var(--transition);
}
.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 35px rgba(34,197,94,0.7);
}
.wa-tooltip {
  position: absolute; right: 68px; top: 50%; transform: translateY(-50%);
  background: var(--navy-mid); border: 1px solid var(--border);
  color: var(--white); font-size: 0.8rem; font-weight: 600;
  padding: 6px 14px; border-radius: 8px; white-space: nowrap;
  opacity: 0; pointer-events: none; transition: var(--transition);
}
.whatsapp-float:hover .wa-tooltip { opacity: 1; }

/* ============================================================
   RESPONSIVE — TABLET → MOBILE
   ============================================================ */

/* ── 1100px Tablet landscape ── */
@media (max-width: 1100px) {
  .courses-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid     { grid-template-columns: repeat(2, 1fr); }
  .footer-top   { grid-template-columns: 1fr 1fr; gap: 36px; }
  .result-highlights { grid-template-columns: repeat(2, 1fr); }
}

/* ── 900px Tablet portrait ── */
@media (max-width: 900px) {
  .about-grid  { grid-template-columns: 1fr; gap: 32px; }
  .contact-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .gi-large, .gi-wide { grid-column: span 2; }
  .stat-divider { display: none; }
  .stats-container { gap: 8px; flex-wrap: wrap; justify-content: center; }
  .stat-item { min-width: 130px; }
}

/* ── 768px Mobile ── */
@media (max-width: 768px) {

  /* Global section spacing */
  .section { padding: 60px 0; }
  .container { padding: 0 16px; }
  .section-header { margin-bottom: 40px; }
  .section-desc { font-size: 0.95rem; }

  /* ── Navbar ── */
  #navbar { padding: 14px 0; }
  .nav-container { padding: 0 16px; gap: 12px; }
  .logo-main { font-size: 0.95rem; }
  .logo-sub  { font-size: 0.65rem; }
  .logo-badge { font-size: 0.85rem; padding: 5px 8px; }

  .nav-links {
    display: none;
    flex-direction: column;
    gap: 0;
    position: fixed;
    top: 62px; left: 0; right: 0;
    background: rgba(4, 6, 15, 0.98);
    backdrop-filter: blur(24px);
    border-bottom: 1px solid var(--border);
    padding: 8px 0 16px;
    z-index: 999;
    max-height: calc(100vh - 62px);
    overflow-y: auto;
  }
  .nav-links.open { display: flex; }
  .nav-links a {
    padding: 14px 20px;
    border-radius: 0;
    border-bottom: 1px solid rgba(255,255,255,0.04);
    font-size: 1rem;
    color: var(--white);
  }
  .nav-links a:last-child { border-bottom: none; }
  .hamburger { display: flex; margin-left: auto; }
  .nav-cta   { display: none; }

  /* ── Hero ── */
  .hero { padding: 100px 16px 60px; min-height: 100svh; }
  .hero-badge { font-size: 0.78rem; padding: 6px 14px; margin-bottom: 20px; }
  .hero-title { font-size: clamp(2.2rem, 9vw, 3rem); margin-bottom: 18px; line-height: 1.1; }
  .hero-typing { font-size: 1rem; margin-bottom: 18px; }
  .hero-desc { font-size: 0.95rem; margin-bottom: 28px; }
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    margin-bottom: 32px;
    width: 100%;
    max-width: 340px;
    margin-left: auto;
    margin-right: auto;
  }
  .hero-actions .btn-primary,
  .hero-actions .btn-ghost { justify-content: center; width: 100%; }
  .trust-badges { flex-direction: column; align-items: center; gap: 12px; }
  .badge-item { font-size: 0.82rem; }
  .hero-scroll-hint { display: none; }

  /* ── Stats bar ── */
  .stats-bar { padding: 36px 16px; }
  .stats-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
  }
  .stat-item {
    padding: 20px 12px;
    border: 1px solid var(--border);
  }
  .stat-item:nth-child(1) { border-right: none; border-bottom: none; }
  .stat-item:nth-child(3) { border-right: none; }
  .stat-item:nth-child(5) { display: none; } /* hide 5th if any */
  .stat-number { font-size: 2.4rem; }
  .stat-plus   { font-size: 1.6rem; }
  .stat-label  { font-size: 0.8rem; }
  .stat-divider { display: none; }

  /* ── About ── */
  .about-grid { grid-template-columns: 1fr; gap: 28px; }
  .about-card-main { padding: 28px 20px; }
  .about-icon-big { font-size: 3rem; }
  .about-card-float { display: none; }
  .about-intro { font-size: 1rem; }
  .about-body  { font-size: 0.9rem; margin-bottom: 28px; }
  .timeline-item { padding-left: 18px; padding-bottom: 22px; }
  .tl-content h4 { font-size: 0.95rem; }
  .tl-content p  { font-size: 0.85rem; }

  /* ── Courses ── */
  .courses-grid { grid-template-columns: 1fr; gap: 16px; }
  .course-card  { padding: 24px 20px; }
  .course-icon  { font-size: 2rem; }
  .course-card h3 { font-size: 1.15rem; }
  .course-card p  { font-size: 0.88rem; }

  /* ── Why Us ── */
  .why-grid { grid-template-columns: 1fr; gap: 14px; }
  .why-card { padding: 24px 20px; }
  .why-icon { font-size: 2rem; margin-bottom: 12px; }
  .why-card h3 { font-size: 1.05rem; }
  .why-card p  { font-size: 0.88rem; }

  /* ── Results / Testimonials ── */
  .result-highlights {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 36px;
  }
  .highlight-card { padding: 22px 12px; }
  .highlight-score { font-size: 1.7rem; }
  .highlight-card p { font-size: 0.8rem; }
  .testi-card { padding: 24px 20px; }
  .testi-text { font-size: 0.92rem; }
  .testi-stars { font-size: 1.1rem; letter-spacing: 2px; }
  .testi-author strong { font-size: 0.95rem; }
  .testi-btn { width: 38px; height: 38px; font-size: 1rem; }

  /* ── Gallery ── */
  .gallery-grid { grid-template-columns: 1fr; gap: 12px; }
  .gi-large, .gi-wide { grid-column: span 1; aspect-ratio: 16/9; }
  .gallery-item { aspect-ratio: 4/3; }
  .gallery-icon { font-size: 2rem; }

  /* ── FAQ ── */
  .faq-q  { font-size: 0.95rem; padding: 18px 16px; }
  .faq-a p { padding: 0 16px 16px; font-size: 0.88rem; }
  .faq-arrow { font-size: 1.2rem; }

  /* ── Contact ── */
  .contact-grid { grid-template-columns: 1fr; gap: 28px; }
  .info-card { padding: 16px; gap: 12px; }
  .info-icon { font-size: 1.2rem; }
  .info-card h4 { font-size: 0.95rem; }
  .info-card p, .info-card a { font-size: 0.85rem; }
  .contact-actions { flex-direction: column; gap: 10px; }
  .contact-actions .btn-primary,
  .contact-actions .btn-whatsapp { justify-content: center; width: 100%; }
  .form-card { padding: 24px 18px; }
  .form-card h3 { font-size: 1.3rem; }
  .form-card > p { font-size: 0.88rem; margin-bottom: 20px; }
  .form-input { padding: 12px 14px; font-size: 0.9rem; }

  /* ── Footer ── */
  .footer-top {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 40px 0 28px;
  }
  .footer-brand { text-align: center; }
  .footer-logo  { justify-content: center; }
  .social-links { justify-content: center; }
  .footer-links h4, .footer-contact h4 { font-size: 1rem; margin-bottom: 14px; }
  .footer-links ul { gap: 8px; }
  .footer-links li a { font-size: 0.88rem; }
  .footer-contact-item p,
  .footer-contact-item a { font-size: 0.85rem; }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: 6px;
    padding: 18px 0;
  }
  .footer-bottom p { font-size: 0.8rem; }

  /* ── Floating WhatsApp ── */
  .whatsapp-float { bottom: 20px; right: 16px; width: 50px; height: 50px; }
  .whatsapp-float svg { width: 24px; height: 24px; }
  .wa-tooltip { display: none; }

  /* ── Buttons full-width on mobile ── */
  .btn-primary, .btn-ghost, .btn-whatsapp { font-size: 0.9rem; padding: 13px 22px; }
}

/* ── 480px Small phones ── */
@media (max-width: 480px) {

  .container { padding: 0 14px; }
  .section { padding: 50px 0; }

  /* Hero */
  .hero { padding: 90px 14px 50px; }
  .hero-title { font-size: clamp(1.9rem, 8vw, 2.6rem); }
  .hero-badge { font-size: 0.72rem; }
  .hero-typing { font-size: 0.92rem; }

  /* Stats — keep 2-col grid */
  .stat-number { font-size: 2rem; }
  .stat-plus   { font-size: 1.4rem; }
  .stat-label  { font-size: 0.75rem; }

  /* Section headings */
  .section-title { font-size: clamp(1.6rem, 6vw, 2rem); }
  .section-tag   { font-size: 0.68rem; letter-spacing: 2px; padding: 5px 12px; }

  /* Result highlights */
  .result-highlights { grid-template-columns: 1fr 1fr; gap: 10px; }
  .highlight-score { font-size: 1.5rem; }

  /* Course cards */
  .course-card  { padding: 20px 16px; }
  .course-icon  { font-size: 1.8rem; }
  .course-badge { font-size: 0.65rem; }

  /* Why cards */
  .why-card  { padding: 20px 16px; }
  .why-icon  { font-size: 1.8rem; }

  /* Testimonial */
  .testi-card    { padding: 20px 16px; }
  .testi-avatar  { width: 40px; height: 40px; font-size: 1rem; }

  /* FAQ */
  .faq-q  { font-size: 0.9rem; padding: 16px 14px; }

  /* Form */
  .form-card { padding: 20px 14px; }

  /* Footer */
  .footer-top { padding: 32px 0 24px; gap: 24px; }
  .about-tags { gap: 6px; }
  .about-tags span { font-size: 0.75rem; padding: 3px 10px; }

  /* Nav logo on very small screens */
  .logo-main  { font-size: 0.85rem; }
  .logo-badge { padding: 4px 7px; font-size: 0.8rem; }
}

/* ── 360px Very small phones (Galaxy S, older iPhones) ── */
@media (max-width: 360px) {
  .hero-title { font-size: 1.75rem; }
  .result-highlights { grid-template-columns: 1fr; }
  .highlight-card { padding: 18px 14px; }
  .stats-container { grid-template-columns: 1fr 1fr; }
  .nav-logo .logo-text { display: none; }
  .form-card { padding: 18px 12px; }
}

/* ── Touch / tap improvements ── */
@media (hover: none) and (pointer: coarse) {
  .course-card:hover,
  .why-card:hover,
  .gallery-item:hover { transform: none; }
  .gallery-overlay { opacity: 1; background: linear-gradient(to top, rgba(26,86,219,0.75), transparent); }
  .btn-primary:hover,
  .btn-ghost:hover,
  .btn-whatsapp:hover { transform: none; }
  .nav-cta:hover { transform: none; }
  /* Make tap targets bigger */
  .btn-primary, .btn-ghost, .btn-whatsapp { min-height: 48px; }
  .form-input { min-height: 48px; }
  .faq-q { min-height: 56px; }
  .testi-btn { min-height: 44px; min-width: 44px; }
  .social-btn { width: 44px; height: 44px; }
}