/* ============================================================
   MACROTECH TRAINING — styles.css  (index page)
   ============================================================ */

/* --- RESET & TOKENS --------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* DEEP BLUE + LIGHT BLUE SYSTEM */
  
  /* Neutrals */
  --gray-50:  #f9fafb; --gray-900: #111827;
  --gray-100: #f3f4f6; --gray-800: #1f2937;
  --gray-200: #e5e7eb; --gray-700: #374151;
  --gray-300: #d1d5db; --gray-600: #4b5563;
  --gray-400: #9ca3af; --gray-500: #6b7280;
  
  /* Deep Blue (Primary) */
  --deep-blue-50:  #ebf0f7;  --deep-blue-600: #153e75;
  --deep-blue-100: #c3d5ea; --deep-blue-700: #12325e;
  --deep-blue-200: #9bbade; --deep-blue-800: #0e2647;
  --deep-blue-300: #6b94c9; --deep-blue-900: #0b1d38;
  --deep-blue-400: #3b6ea8; --deep-blue-950: #071428;
  --deep-blue-500: #1a365d;
  
  /* Light Blue (Secondary) */
  --light-blue-50:  #ebf8ff; --light-blue-600: #3182ce;
  --light-blue-100: #bee3f8; --light-blue-500: #4299e1;
  --light-blue-400: #63b3ed; --light-blue-400-80: rgba(99,179,237,0.8);
  
  /* Light Mode (default) */
  --bg:          var(--gray-50);
  --bg2:         var(--gray-100);
  --glass:       rgba(249,250,251,0.75);
  --glass-b:     rgba(195,213,234,0.3);
  --text:        var(--gray-900);
  --muted:       var(--gray-600);
  
  /* Dark Mode */
  --bg-dark:     var(--deep-blue-950);
  --bg2-dark:    var(--deep-blue-900);
  --glass-dark:  rgba(11,29,56,0.75);
  --glass-b-dark:rgba(7,20,40,0.4);
  --text-dark:   var(--light-blue-50);
  --muted-dark:  var(--light-blue-100);
  
  /* Core Colors */
  --primary:     var(--deep-blue-500);
  --primary-fg:  #ffffff;
  --secondary:   var(--light-blue-400);
  --success:     #059669;
  --warning:     #d97706;
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #1a365d, #153e75);
  --gradient-secondary: linear-gradient(135deg, #63b3ed, #4299e1);
  --gradient-glass: linear-gradient(145deg, rgba(249,250,251,0.85), rgba(195,213,234,0.3));
  
  /* Shadows */
  --glow-primary: 0 4px 16px rgba(26,54,93,0.2);
  --glow-primary-strong: 0 8px 28px rgba(26,54,93,0.32);
  --glow-secondary: 0 4px 14px rgba(99,179,237,0.25);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.08);
  --shadow-xl: 0 16px 48px rgba(0,0,0,0.12);
  
  /* Typography & Spacing */
  --font:        'Outfit', sans-serif;
  --font2:       'Space Grotesk', sans-serif;
  --radius:      16px;
  --radius-lg:   24px;
  --tr:          all 0.3s cubic-bezier(0.4,0,0.2,1);
  
  /* Dynamic RGB for glass */
  --bg-rgb: 249,250,251;
  --glass-rgb: 249,250,251;

  /* Accent aliases */
  --accent:      var(--deep-blue-500);
  --accent2:     var(--light-blue-400);
  --accent-rgb:  26,54,93;
  --primary-rgb: 26,54,93;
  --secondary-rgb: 99,179,237;
}

:root.dark {
  --bg:      var(--bg-dark);
  --bg2:     var(--bg2-dark);
  --glass:   var(--glass-dark);
  --glass-b: var(--glass-b-dark);
  --text:    var(--text-dark);
  --muted:   var(--muted-dark);
  
  --glow-primary: 0 6px 24px rgba(26,54,93,0.35);
}

html { scroll-behavior: smooth ; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  line-height: 1.65;
  font-size: 16px;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

/* ---- PARTICLES ------------------------------------------- */
#tsparticles {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

/* ---- NAVBAR ---------------------------------------------- */
.navbar {
  position: fixed;
  inset: 0 0 auto;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 48px;
  transition: var(--tr);
}
.navbar.scrolled {
  background: rgba(var(--bg-rgb), 0.96);
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
  box-shadow: 0 1px 0 rgba(0,0,0,0.12), 0 2px 12px rgba(0,0,0,0.08);
  padding: 12px 48px;
}
.nav-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: var(--text);
}
.nav-logo-img {
  height: 40px;
  width: auto;
  object-fit: contain;
  transition: var(--tr);
}
.nav-brand-name {
  font-size: 1.3rem;
  font-weight: 800;
  margin-left: 10px;
  color: var(--text);
  letter-spacing: -0.5px;
  transition: var(--tr);
}
.nav-logo:hover .nav-logo-img {
  transform: scale(1.05);
  filter: drop-shadow(0 2px 8px rgba(26,54,93,0.25));
}
.nav-logo:hover .nav-brand-name {
  color: var(--accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.theme-toggle {
  position: relative;
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, #fef3c7, #fde68a);
  border: 2px solid rgba(251,191,36,0.4);
  border-radius: 50%;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.4,0,0.2,1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-left: 8px;
  flex-shrink: 0;
  padding: 0;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(251,191,36,0.25);
}

.theme-toggle:hover {
  transform: scale(1.12) rotate(15deg);
  box-shadow: 0 4px 20px rgba(251,191,36,0.45);
}

.theme-toggle:active {
  transform: scale(0.95);
}

/* SVG icon base styles */
.theme-toggle .toggle-sun,
.theme-toggle .toggle-moon {
  position: absolute;
  transition: all 0.45s cubic-bezier(0.4,0,0.2,1);
}

/* Light mode: sun visible, moon hidden */
.theme-toggle .toggle-sun {
  color: #d97706;
  opacity: 1;
  transform: rotate(0deg) scale(1);
}
.theme-toggle .toggle-moon {
  color: #3b82f6;
  opacity: 0;
  transform: rotate(-90deg) scale(0.5);
}

/* Dark mode: moon visible, sun hidden */
.theme-toggle.dark {
  background: linear-gradient(135deg, #1e293b, #0f172a);
  border-color: rgba(96,165,250,0.4);
  box-shadow: 0 2px 16px rgba(59,130,246,0.3);
}
.theme-toggle.dark:hover {
  box-shadow: 0 4px 24px rgba(59,130,246,0.55);
  transform: scale(1.12) rotate(-15deg);
}
.theme-toggle.dark .toggle-sun {
  opacity: 0;
  transform: rotate(90deg) scale(0.5);
}
.theme-toggle.dark .toggle-moon {
  opacity: 1;
  transform: rotate(0deg) scale(1);
  color: #93c5fd;
}
.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--text); }

.nav-cta {
  background: var(--gradient-primary) !important;
  color: var(--primary-fg) !important;
  padding: 10px 24px !important;
  border-radius: 50px !important;
  font-weight: 800 !important;
  box-shadow: var(--glow-primary) !important;
  transition: var(--tr) !important;
}
.nav-cta:hover {
  transform: scale(1.05) !important;
  box-shadow: var(--glow-primary-strong) !important;
}

/* Burger — hidden on desktop */
.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-burger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--tr);
}

/* Mobile menu */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 999;
  background: rgba(var(--bg-rgb), 0.98);
  backdrop-filter: blur(20px);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  font-size: 1.6rem;
  font-weight: 700;
  color: #111827;
  text-decoration: none;
  transition: color 0.2s;
}
.mobile-menu a:hover { color: var(--accent); }
.mobile-menu .mob-cta {
  background: var(--gradient-primary);
  color: var(--primary-fg);
  padding: 16px 40px;
  border-radius: 50px;
  font-size: 1.2rem;
}

/* ---- SHARED ---------------------------------------------- */
section {
  position: relative;
  z-index: 1;
  padding: 72px 24px;
}
.section-inner {
  max-width: 1100px;
  margin: 0 auto;
  text-align: center;
}
.section-label {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--primary);
  background: var(--deep-blue-50);
  border: 1px solid var(--deep-blue-200);
  padding: 6px 18px;
  border-radius: 50px;
  margin-bottom: 20px;
}
.section-title {
  font-size: clamp(1.9rem, 4.5vw, 3rem);
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 40px;
}
.gradient-text {
  background: linear-gradient(135deg, #1a365d, #3b6ea8, #63b3ed);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 15px 34px;
  background: var(--gradient-primary);
  color: var(--primary-fg);
  font-family: var(--font);
  font-weight: 800;
  font-size: 0.97rem;
  border: none;
  border-radius: 50px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  text-decoration: none;
  transition: var(--tr);
  box-shadow: var(--glow-primary);
  white-space: nowrap;
}
.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.15);
  opacity: 0;
  transition: opacity 0.3s;
}
.btn-primary:hover { 
  transform: translateY(-3px); 
  box-shadow: var(--glow-primary-strong); 
}

.btn-primary:hover::after { opacity: 1; }
.btn-primary:active { transform: scale(0.97); }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 30px;
  background: transparent;
  color: var(--text);
  font-family: var(--font);
  font-weight: 600;
  font-size: 0.97rem;
  border: 1px solid rgba(0,0,0,0.12);
  border-radius: 50px;
  cursor: pointer;
  text-decoration: none;
  transition: var(--tr);
}
.btn-secondary:hover {
  background: var(--glass-b);
  border-color: rgba(255,255,255,0.38);
  transform: translateY(-2px);
}

/* Glass card */
.glass-card {
  background: var(--gradient-glass);
  border: 1px solid var(--glass-b);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  position: relative;
  overflow: hidden;
  transition: var(--tr);
}
.glass-card:hover {
  border-color: var(--secondary);
  transform: translateY(-6px);
  box-shadow: var(--glow-primary);
}
.card-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 0%, rgba(26,54,93,0.06), transparent 70%);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s;
}
.glass-card:hover .card-glow { opacity: 1; }

/* Reveal — GSAP handles initial opacity via JS; fallback visible */

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.75s ease, transform 0.75s ease;
}

/* ---- HERO ------------------------------------------------ */
.hero {
  min-height: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 110px 24px 60px;
  background: radial-gradient(ellipse 120% 60% at 50% -10%, var(--deep-blue-50) 0%, transparent 55%);
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--primary);
  background: var(--deep-blue-50);
  border: 1px solid var(--deep-blue-200);
  padding: 9px 22px;
  border-radius: 50px;
  margin-bottom: 30px;
  opacity: 0;
}
.hero-title {
  font-size: clamp(2.8rem, 7.5vw, 5.8rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -1.5px;
  margin-bottom: 28px;
  color: var(--gray-900);
  opacity: 0;
  position: relative;
}
.title-line {
  display: block;
  overflow: hidden;
}
.title-line .word {
  display: inline-block;
  margin-right: 0.22em;
  will-change: transform, opacity;
}
.title-line .word.gradient-text {
  position: relative;
}
/* Shimmer sweep on gradient words */
.title-line .word.gradient-text::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    transparent 35%,
    rgba(255,255,255,0.35) 50%,
    transparent 65%
  );
  background-size: 250% 100%;
  animation: shimmer 3.5s ease-in-out 2.5s infinite;
  pointer-events: none;
  border-radius: 4px;
}
@keyframes shimmer {
  0%   { background-position: 200% center; }
  100% { background-position: -200% center; }
}
/* Accent underline */
.title-accent {
  display: block;
  width: 0;
  height: 3px;
  margin: 12px auto 0;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--deep-blue-500), var(--light-blue-400));
}
.tagline {
  font-size: clamp(1.02rem, 2vw, 1.2rem);
  color: var(--gray-700);
  line-height: 1.75;
  max-width: 560px;
  margin-bottom: 44px;
  font-weight: 400;
  opacity: 0;
}
.br-desktop { display: block; }

.hero-stats {
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 44px;
  opacity: 0;
}
.stat { text-align: center; }
.stat-row {
  display: flex;
  align-items: baseline;
  gap: 2px;
  justify-content: center;
}
.stat-num {
  font-size: 2.4rem;
  font-weight: 900;
  color: var(--accent);
  font-family: var(--font2);
  line-height: 1;
}
.stat-suffix {
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--accent);
  font-family: var(--font2);
}
.stat-label {
  display: block;
  font-size: 0.72rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-top: 4px;
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(0,0,0,0.15);
}
.hero-buttons {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
  opacity: 0;
}
.scroll-indicator {
  margin-top: 56px;
  width: 28px; height: 48px;
  border: 2px solid rgba(0,0,0,0.12);
  border-radius: 14px;
  display: flex;
  justify-content: center;
  padding-top: 8px;
  opacity: 0;
}
.scroll-dot {
  width: 4px; height: 10px;
  background: var(--accent);
  border-radius: 2px;
  animation: scrollDot 2.2s ease-in-out infinite;
}
@keyframes scrollDot {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50%       { transform: translateY(14px); opacity: 0.25; }
}

.cursor-blink {
  animation: blink 1s infinite;
}

@keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

/* ---- LOADING SCREEN -------------------------------------- */
.loader {
  position: fixed;
  inset: 0;
  background: linear-gradient(135deg, var(--bg), var(--bg2));
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 99999;
  transition: opacity 0.4s ease;
}

.loader-brand {
  margin-bottom: 32px;
  animation: glowPulse 2s ease-in-out infinite;
}
.loader-logo {
  height: clamp(60px, 12vw, 100px);
  width: auto;
  object-fit: contain;
}

@keyframes glowPulse {
  0%, 100% { filter: drop-shadow(0 0 8px rgba(var(--accent-rgb), 0.4)); }
  50% { filter: drop-shadow(0 0 24px rgba(var(--accent-rgb), 0.7)); }
}

.loader-bar {
  width: 220px;
  height: 4px;
  background: var(--glass);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 24px;
}

.loader-progress {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  width: 0%;
  transition: width 0.1s ease;
  box-shadow: 0 0 16px rgba(var(--accent-rgb), 0.5);
}



/* ---- WHY ------------------------------------------------- */
.why { background: var(--bg2); }
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}
.feature { padding: 24px 20px; text-align: left; }
.feature-icon { font-size: 2.2rem; margin-bottom: 12px; }
.feature h3 { font-size: 1.05rem; font-weight: 800; margin-bottom: 8px; color: var(--gray-900); }
.feature p  { font-size: 0.9rem; color: var(--gray-600); line-height: 1.6; }

/* ---- PROGRAMS -------------------------------------------- */

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 20px;
}
.card { padding: 28px 24px; text-align: left; }
.card-icon { font-size: 2.8rem; margin-bottom: 12px; }
.card h3 { font-size: 1.3rem; font-weight: 800; margin-bottom: 8px; color: var(--gray-900); }
.card > p { color: var(--gray-600); font-size: 0.92rem; line-height: 1.55; margin-bottom: 16px; }
.card-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 24px;
}
.card-list li {
  font-size: 0.88rem;
  color: var(--muted);
  padding: 9px 13px;
  background: rgba(0,0,0,0.03);
  border-radius: 8px;
  border-left: 2px solid rgba(26,54,93,0.3);
}
.card-footer {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--accent);
  background: rgba(26,54,93,0.08);
  border: 1px solid rgba(26,54,93,0.18);
  padding: 6px 14px;
  border-radius: 50px;
  display: inline-block;
  margin-bottom: 20px;
}
.card-cta { width: 100%; }

/* ---- OFFER ----------------------------------------------- */
.offer {
  background: radial-gradient(ellipse 100% 100% at 50% 50%, rgba(26,54,93,0.04), transparent 70%);
}
.offer-inner { max-width: 620px; margin: 0 auto; }
.slots-warning { font-size: 1rem; color: var(--muted); margin-bottom: 24px; }
#slotsLeft { color: var(--accent); font-size: 1.5rem; font-weight: 900; }

.price-block {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}
.old { font-size: 1.4rem; color: var(--muted); text-decoration: line-through; }
.new {
  font-size: 3rem;
  font-weight: 900;
  font-family: var(--font2);
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.savings-badge {
  background: rgba(0,214,122,0.12);
  color: var(--success);
  border: 1px solid rgba(0,214,122,0.28);
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 700;
}

/* Countdown */
.countdown-wrapper { margin-bottom: 36px; }
.countdown-label {
  font-size: 0.82rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 16px;
}
.countdown-grid {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
}
.countdown-unit {
  background: var(--glass);
  border: 1px solid var(--glass-b);
  border-radius: 14px;
  padding: 16px 22px;
  min-width: 78px;
  text-align: center;
}
.countdown-unit span {
  display: block;
  font-size: 2rem;
  font-weight: 900;
  font-family: var(--font2);
  color: var(--accent);
  line-height: 1;
}
.countdown-unit small {
  display: block;
  font-size: 0.62rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-top: 6px;
}
.countdown-sep {
  font-size: 2rem;
  font-weight: 900;
  color: var(--muted);
  padding-bottom: 18px;
  opacity: 0.6;
}

/* Slots pulse */
.slots-warning strong { animation: slotPulse 1.6s ease-in-out infinite; }
@keyframes slotPulse {
  0%, 100% { color: var(--accent); }
  50%       { color: var(--accent2); }
}

/* ---- ENROLL CTA ------------------------------------------ */
.enroll-cta { background: var(--bg2); }
.enroll-cta-inner {
  padding: 40px 32px;
  background: linear-gradient(135deg, rgba(26,54,93,0.04), rgba(26,54,93,0.02));
  border-color: rgba(26,54,93,0.15);
  box-shadow: 0 4px 24px rgba(0,0,0,0.05);
  max-width: 860px;
  margin: 0 auto;
}
.enroll-cta-inner::before {
  content: '';
  position: absolute;
  top: 0; left: 10%; right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(26,54,93,0.25), transparent);
}
.enroll-steps {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}
.enroll-step {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(0,0,0,0.04);
  border: 1px solid rgba(0,0,0,0.08);
  padding: 10px 18px;
  border-radius: 50px;
  font-size: 0.88rem;
  font-weight: 600;
}
.es-num {
  width: 26px; height: 26px;
  background: var(--primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 0.8rem;
  flex-shrink: 0;
}
.es-arrow { color: var(--muted); font-size: 1.2rem; }
.enroll-cta-desc { color: var(--muted); font-size: 1rem; margin-bottom: 28px; }

/* ---- FOOTER ---------------------------------------------- */
.footer {
  background: var(--bg2);
  border-top: 1px solid var(--glass-b);
  padding: 32px 24px;
  text-align: center;
  position: relative;
  z-index: 1;
}
.footer-brand {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.footer-logo {
  height: 28px;
  width: auto;
  object-fit: contain;
}
.footer-details {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px 28px;
  font-size: 0.88rem;
  color: var(--muted);
  margin-bottom: 20px;
}
.footer-copy { font-size: 0.78rem; color: var(--muted); }

/* ---- WHATSAPP FAB ---------------------------------------- */
.whatsapp {
  position: fixed;
  bottom: 28px; right: 28px;
  z-index: 900;
  width: 60px; height: 60px;
  background: #25D366;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  box-shadow: 0 6px 24px rgba(37,211,102,0.4);
  transition: var(--tr);
  animation: fabPop 0.5s 1.5s cubic-bezier(0.36,0.07,0.19,0.97) backwards;
}
.whatsapp:hover { transform: scale(1.12); box-shadow: 0 10px 32px rgba(37,211,102,0.6); }
@keyframes fabPop {
  from { transform: scale(0); opacity: 0; }
  to   { transform: scale(1); opacity: 1; }
}
.whatsapp::before {
  content: '';
  position: absolute;
  inset: -5px;
  border-radius: 50%;
  border: 2px solid rgba(37,211,102,0.45);
  animation: ping 2.2s ease-in-out infinite 1s;
}
@keyframes ping {
  0%, 100% { transform: scale(1); opacity: 0.5; }
  50%       { transform: scale(1.35); opacity: 0; }
}

/* ---- RESPONSIVE ------------------------------------------ */
@media (max-width: 768px) {
  .navbar { padding: 10px 16px; }
  .navbar.scrolled { padding: 8px 16px; }
  .nav-links { display: none; }
  .nav-burger { display: flex; }

  .hero { min-height: auto; padding: 90px 16px 40px; }
  .hero-title { letter-spacing: -1px; margin-bottom: 20px; font-size: clamp(2.4rem, 8vw, 3.2rem); }
  .tagline { margin-bottom: 24px; }
  .hero-stats { gap: 16px; margin-bottom: 24px; }
  .stat-num { font-size: 1.8rem; }
  .stat-suffix { font-size: 1.2rem; }
  .stat-divider { display: none; }
  .br-desktop { display: none; }
  .scroll-indicator { margin-top: 32px; }

  .countdown-unit { min-width: 56px; padding: 10px 12px; }
  .countdown-unit span { font-size: 1.3rem; }
  .countdown-sep { padding-bottom: 12px; }

  .enroll-cta-inner { padding: 24px 16px; }
  .enroll-steps { gap: 8px; margin-bottom: 20px; }
  .enroll-cta-desc { margin-bottom: 20px; font-size: 0.9rem; }
  
  .section-title { margin-bottom: 32px; font-size: clamp(1.7rem, 6vw, 2.2rem); }

  section { padding: 48px 16px; }
}
@media (max-width: 480px) {
  .hero-buttons { flex-direction: column; align-items: stretch; }
  .btn-primary, .btn-secondary { text-align: center; }
  .cards { grid-template-columns: 1fr; }
  .features { grid-template-columns: 1fr; }
}