/* ============================================================
   ICT Foundation — style.css
   Commercial-grade, futuristic, glass-morphism aesthetic
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Space+Grotesk:wght@400;500;600;700&display=swap');

/* ── CSS Custom Properties ─────────────────────────────────── */
:root {
  --bg-primary:    #050b18;
  --bg-secondary:  #080f1f;
  --bg-surface:    #0d1526;
  --bg-card:       rgba(13, 21, 38, 0.8);
  --glass-bg:      rgba(255, 255, 255, 0.04);
  --glass-border:  rgba(255, 255, 255, 0.08);
  --glass-hover:   rgba(255, 255, 255, 0.07);

  --blue-primary:  #2563eb;
  --blue-bright:   #3b82f6;
  --blue-light:    #60a5fa;
  --cyan:          #06b6d4;
  --cyan-light:    #22d3ee;
  --purple:        #7c3aed;
  --purple-light:  #a78bfa;
  --gold:          #f59e0b;
  --gold-light:    #fbbf24;

  --text-primary:  #f1f5f9;
  --text-secondary:#94a3b8;
  --text-muted:    #475569;

  --gradient-hero: linear-gradient(135deg, #050b18 0%, #0a1628 50%, #050b18 100%);
  --gradient-blue: linear-gradient(135deg, #2563eb, #06b6d4);
  --gradient-gold: linear-gradient(135deg, #f59e0b, #ef4444);
  --gradient-purple:linear-gradient(135deg, #7c3aed, #2563eb);

  --glow-blue:  0 0 30px rgba(37, 99, 235, 0.4), 0 0 60px rgba(37, 99, 235, 0.15);
  --glow-cyan:  0 0 30px rgba(6, 182, 212, 0.4), 0 0 60px rgba(6, 182, 212, 0.15);
  --glow-gold:  0 0 20px rgba(245, 158, 11, 0.5);

  --shadow-card: 0 8px 32px rgba(0,0,0,0.4), 0 1px 0 rgba(255,255,255,0.05);
  --shadow-lg:   0 20px 60px rgba(0,0,0,0.5);

  --radius-sm:  8px;
  --radius-md:  16px;
  --radius-lg:  24px;
  --radius-xl:  32px;

  --transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.2s ease;
  --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

/* ── Scrollbar ─────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--blue-primary); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--cyan); }

/* ── Selection ─────────────────────────────────────────────── */
::selection { background: rgba(37, 99, 235, 0.3); color: var(--text-primary); }

/* ══════════════════════════════════════════════════════════════
   PRELOADER
══════════════════════════════════════════════════════════════ */
#preloader {
  position: fixed;
  inset: 0;
  background: var(--bg-primary);
  z-index: 10000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}
#preloader.hide { opacity: 0; visibility: hidden; }

.brand-logo-img {
  width: 50px;
  height: auto;
  filter: drop-shadow(0 0 10px rgba(37, 99, 235, 0.5));
  transition: var(--transition);
}
.nav-logo:hover .brand-logo-img,
.footer-logo:hover .brand-logo-img {
  filter: drop-shadow(0 0 15px rgba(6, 182, 212, 0.8));
  transform: scale(1.05);
}

.preloader-step-1 {
  position: absolute;
  top: 50%; left: 50%; transform: translate(-50%, -50%);
  display: flex; gap: 0.35em; align-items: center; justify-content: center;
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 600;
  text-transform: uppercase;
  animation: 
    smoothDrift 2.4s cubic-bezier(0.16, 1, 0.3, 1) forwards,
    fadeOutStep1 0.4s ease 2.4s forwards;
}

@keyframes smoothDrift {
  0% { transform: translate(calc(-50% + 2.5em), -50%); }
  100% { transform: translate(-50%, -50%); }
}

@keyframes fadeOutStep1 {
  0% { opacity: 1; transform: translate(-50%, -50%) scale(1); filter: blur(0); }
  100% { opacity: 0; transform: translate(-50%, -50%) scale(0.95); filter: blur(5px); }
}

.pl-word { 
  opacity: 0; 
  white-space: nowrap; 
  background: var(--gradient-blue);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.pl-innovate { animation: wordReveal 0.8s cubic-bezier(0.33, 1, 0.68, 1) forwards; }
.pl-for { animation: wordReveal 0.8s cubic-bezier(0.33, 1, 0.68, 1) 0.4s forwards; }
.pl-future { animation: wordReveal 0.8s cubic-bezier(0.33, 1, 0.68, 1) 0.8s forwards; }

@keyframes wordReveal {
  0% { opacity: 0; transform: translateX(20px); filter: blur(5px); }
  100% { opacity: 1; transform: translateX(0); filter: blur(0); }
}

.preloader-step-2 {
  position: absolute;
  top: 50%; left: 50%; transform: translate(-50%, -50%);
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 800;
  text-transform: uppercase;
  background: var(--gradient-blue);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0;
  letter-spacing: 2px;
  animation: fadeInStep2 1.5s cubic-bezier(0.16, 1, 0.3, 1) 2.6s forwards;
  white-space: nowrap;
}
@keyframes fadeInStep2 {
  0% { opacity: 0; transform: translate(-50%, -50%) scale(1.05); filter: blur(10px); }
  25%, 80% { opacity: 1; transform: translate(-50%, -50%) scale(1); filter: blur(0); }
  100% { opacity: 0; transform: translate(-50%, -50%) scale(0.95); filter: blur(5px); }
}

/* ══════════════════════════════════════════════════════════════
   HEADER / NAVBAR
══════════════════════════════════════════════════════════════ */
#header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 0 5%;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: var(--transition-slow);
}
#header.scrolled {
  background: rgba(5, 11, 24, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: 0 4px 30px rgba(0,0,0,0.3);
  height: 64px;
}

/* Logo */
.nav-logo { display: flex; align-items: center; gap: 12px; }

.nav-logo-text .brand { font-family: 'Space Grotesk', sans-serif; font-size: 1.1rem; font-weight: 700; color: var(--text-primary); }
.nav-logo-text .tagline { font-size: 0.65rem; color: var(--cyan); letter-spacing: 0.12em; text-transform: uppercase; }

/* Nav Links */
.nav-menu { display: flex; align-items: center; gap: 0.25rem; }
.nav-link {
  position: relative;
  padding: 0.5rem 1rem;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition-fast);
  border-radius: var(--radius-sm);
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 4px; left: 50%;
  width: 0; height: 2px;
  background: var(--gradient-blue);
  border-radius: 2px;
  transform: translateX(-50%);
  transition: width 0.3s ease;
}
.nav-link:hover { color: var(--text-primary); background: var(--glass-bg); }
.nav-link:hover::after { width: 60%; }
.nav-link.active { color: var(--blue-light); }
.nav-link.active::after { width: 60%; }

/* Nav Actions */
.nav-actions { display: flex; align-items: center; gap: 0.75rem; }

.btn-ghost {
  padding: 0.5rem 1.2rem;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-secondary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
  background: var(--glass-bg);
}
.btn-ghost:hover {
  color: var(--text-primary);
  border-color: var(--blue-primary);
  background: rgba(37, 99, 235, 0.1);
  box-shadow: 0 0 20px rgba(37, 99, 235, 0.2);
}

.btn-primary {
  padding: 0.55rem 1.4rem;
  font-size: 0.88rem;
  font-weight: 600;
  color: #fff;
  background: var(--gradient-blue);
  border-radius: var(--radius-sm);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
}
.btn-primary::before {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
  transition: left 0.5s ease;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 25px rgba(37, 99, 235, 0.5); }
.btn-primary:hover::before { left: 100%; }

/* Hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}
.nav-hamburger:hover { background: var(--glass-bg); }
.nav-hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}
.nav-hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile Menu */
.nav-mobile {
  position: fixed;
  top: 64px; left: 0; right: 0;
  background: rgba(5, 11, 24, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  padding: 1.5rem 5%;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  z-index: 999;
  transform: translateY(-20px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.nav-mobile.open { visibility: visible; opacity: 1; pointer-events: auto; transform: translateY(0); }
.nav-mobile .nav-link::after { display: none; }
.nav-mobile .nav-link { font-size: 1rem; padding: 0.75rem 1rem; }
.nav-mobile .nav-actions { flex-direction: column; align-items: stretch; margin-top: 0.5rem; }
.nav-mobile .btn-ghost, .nav-mobile .btn-primary { text-align: center; }

/* ══════════════════════════════════════════════════════════════
   HERO SECTION
══════════════════════════════════════════════════════════════ */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 120px 5% 80px;
}

/* Animated background */
.hero-bg {
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
  z-index: 0;
}
.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  animation: orbFloat 8s ease-in-out infinite;
}
.hero-orb-1 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(37,99,235,0.25) 0%, transparent 70%);
  top: -100px; right: -100px;
  animation-delay: 0s;
}
.hero-orb-2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(6,182,212,0.2) 0%, transparent 70%);
  bottom: -50px; left: 10%;
  animation-delay: -3s;
}
.hero-orb-3 {
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(124,58,237,0.2) 0%, transparent 70%);
  top: 30%; left: 40%;
  animation-delay: -5s;
}

/* Grid overlay */
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(37, 99, 235, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37, 99, 235, 0.04) 1px, transparent 1px);
  background-size: 50px 50px;
  animation: gridMove 20s linear infinite;
}
@keyframes gridMove {
  0% { transform: translateY(0); }
  100% { transform: translateY(50px); }
}

/* Hero Canvas — vector particles */
#heroCanvas {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

.hero-container {
  position: relative;
  z-index: 2;
  max-width: 1536px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: center;
}

/* Hero Left */
.hero-left { display: flex; flex-direction: column; gap: 2rem; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 1.1rem;
  background: rgba(37, 99, 235, 0.12);
  border: 1px solid rgba(37, 99, 235, 0.3);
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--blue-light);
  width: fit-content;
  animation: fadeSlideUp 0.8s ease 0.3s both;
}
.hero-badge-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  animation: blink 1.5s ease-in-out infinite;
}
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }

.hero-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(3rem, 6.5vw, 5rem);
  font-weight: 700;
  line-height: 1.15;
  color: var(--text-primary);
  animation: fadeSlideUp 0.8s ease 0.5s both;
}
.hero-title .gradient-text {
  background: var(--gradient-blue);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
/* Typing line — block wrapper that sits between hero title lines */
.hero-typing-line {
  display: block;
  min-height: 1.3em;
  line-height: 1.2;
}
/* The typing text itself gets the gradient applied via JS-added chars */
.typing-gradient {
  background: var(--gradient-blue);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline;
}
.typing-cursor {
  display: inline-block;
  width: 3px; height: 0.9em;
  background: var(--cyan);
  margin-left: 4px;
  vertical-align: middle;
  animation: cursorBlink 0.8s step-end infinite;
}
@keyframes cursorBlink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

.hero-desc {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.75;
  max-width: 550px;
  animation: fadeSlideUp 0.8s ease 0.7s both;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  animation: fadeSlideUp 0.8s ease 0.9s both;
}

.btn-hero-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 1rem 2.1rem;
  background: var(--gradient-blue);
  color: #fff;
  font-weight: 600;
  font-size: 1rem;
  border-radius: var(--radius-md);
  box-shadow: 0 8px 30px rgba(37, 99, 235, 0.4);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.btn-hero-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.15), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}
.btn-hero-primary:hover { transform: translateY(-3px); box-shadow: 0 15px 40px rgba(37, 99, 235, 0.55); }
.btn-hero-primary:hover::before { opacity: 1; }
.btn-hero-primary svg { transition: transform 0.3s ease; }
.btn-hero-primary:hover svg { transform: translateX(4px); }

.btn-hero-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 1rem 2.1rem;
  border: 1px solid rgba(255,255,255,0.15);
  color: var(--text-primary);
  font-weight: 600;
  font-size: 1rem;
  border-radius: var(--radius-md);
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  transition: var(--transition);
}
.btn-hero-outline:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  background: rgba(6 ,182, 212, 0.08);
  transform: translateY(-3px);
  box-shadow: var(--glow-cyan);
}

/* Hero Stats */
.hero-stats {
  display: flex;
  gap: 2rem;
  animation: fadeSlideUp 0.8s ease 1.1s both;
  flex-wrap: wrap;
}
.stat-item { display: flex; flex-direction: column; gap: 0.15rem; }
.stat-number {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
}
.stat-number .stat-plus { color: var(--cyan); }
.stat-label { font-size: 0.8rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.08em; }
.stat-divider { width: 1px; background: var(--glass-border); align-self: stretch; }

/* Hero Right — floating card */
.hero-right {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeSlideRight 1s ease 0.5s both;
  overflow: visible;
}
.hero-visual {
  position: relative;
  width: 100%;
  max-width: 580px;
  overflow: visible;
}
.hero-card-main {
  background: rgba(13, 21, 38, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.05), var(--shadow-card), 0 0 30px rgba(37, 99, 235, 0.3);
  animation: floatY 6s ease-in-out infinite;
}
@keyframes floatY {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  33% { transform: translateY(-12px) rotate(0.5deg); }
  66% { transform: translateY(-6px) rotate(-0.5deg); }
}

.hero-card-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--glass-border);
}
.hero-card-icon {
  width: 50px; height: 50px;
  background: var(--gradient-blue);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  box-shadow: var(--glow-blue);
}
.hero-card-title { font-weight: 700; font-size: 1rem; }
.hero-card-sub { font-size: 0.8rem; color: var(--text-secondary); }

.hero-card-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.hero-mini-stat {
  background: var(--glass-bg);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  padding: 1rem;
  text-align: center;
  transition: var(--transition);
  animation: fadeSlideUp 0.6s ease both;
}
.hero-card-stats .hero-mini-stat:nth-child(1) { animation-delay: 0.8s; }
.hero-card-stats .hero-mini-stat:nth-child(2) { animation-delay: 1.0s; }
.hero-card-stats .hero-mini-stat:nth-child(3) { animation-delay: 1.2s; }
.hero-card-stats .hero-mini-stat:nth-child(4) { animation-delay: 1.4s; }
.hero-mini-stat:hover { border-color: var(--blue-primary); background: rgba(37,99,235,0.08); }
.hero-mini-stat .num { font-size: 1.3rem; font-weight: 700; color: var(--cyan); }
.hero-mini-stat .lbl { font-size: 0.7rem; color: var(--text-muted); margin-top: 2px; }

.hero-progress { display: flex; flex-direction: column; gap: 0.75rem; }
.progress-item {}
.progress-label { display: flex; justify-content: space-between; align-items: center; margin-bottom: 6px; font-size: 0.8rem; color: var(--text-secondary); }
.progress-bar {
  height: 6px;
  background: rgba(255,255,255,0.06);
  border-radius: 3px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: var(--gradient-blue);
  border-radius: 3px;
  transform-origin: left;
  transform: scaleX(0);
  animation: scaleInX 1.5s cubic-bezier(0.4,0,0.2,1) forwards;
}
.hero-progress .progress-item:nth-child(1) .progress-fill { animation-delay: 1.2s; }
.hero-progress .progress-item:nth-child(2) .progress-fill { animation-delay: 1.5s; }
.hero-progress .progress-item:nth-child(3) .progress-fill { animation-delay: 1.8s; }

@keyframes scaleInX {
  from { transform: scaleX(0); }
  to { transform: scaleX(1); }
}

/* Floating badges */
.hero-float-badge {
  position: absolute;
  background: rgba(13, 21, 38, 0.9);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 0.75rem 1.1rem;
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.8rem;
  font-weight: 600;
  box-shadow: var(--shadow-card);
  white-space: nowrap;
  z-index: 10;
}
.hero-float-badge-1 {
  top: -20px; left: -20px;
  animation: floatBadge1 5s ease-in-out infinite;
}
.hero-float-badge-2 {
  bottom: -15px; right: -15px;
  animation: floatBadge2 6s ease-in-out infinite;
}
@keyframes floatBadge1 {
  0%, 100% { transform: translate(0,0) rotate(-2deg); }
  50% { transform: translate(-5px, -8px) rotate(0deg); }
}
@keyframes floatBadge2 {
  0%, 100% { transform: translate(0,0) rotate(2deg); }
  50% { transform: translate(5px, -8px) rotate(0deg); }
}
.badge-icon { font-size: 1.2rem; }
.badge-green { color: #22c55e; }
.badge-gold { color: var(--gold); }

/* ══════════════════════════════════════════════════════════════
   SECTION COMMONS
══════════════════════════════════════════════════════════════ */
section { padding: 100px 5%; }
.section-inner { max-width: 1200px; margin: 0 auto; }

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 1rem;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}
.tag-blue { background: rgba(37,99,235,0.12); border: 1px solid rgba(37,99,235,0.2); color: var(--blue-light); }
.tag-cyan { background: rgba(6,182,212,0.12); border: 1px solid rgba(6,182,212,0.2); color: var(--cyan-light); }
.tag-purple { background: rgba(124,58,237,0.12); border: 1px solid rgba(124,58,237,0.2); color: var(--purple-light); }
.tag-gold { background: rgba(245,158,11,0.12); border: 1px solid rgba(245,158,11,0.2); color: var(--gold-light); }

.section-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.75;
  max-width: 580px;
}

.gradient-text {
  background: var(--gradient-blue);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.gradient-text-gold {
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Reveal animations */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal.revealed { opacity: 1; transform: translateY(0); }
.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal-left.revealed { opacity: 1; transform: translateX(0); }
.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal-right.revealed { opacity: 1; transform: translateX(0); }

/* Delay utilities */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }
.delay-6 { transition-delay: 0.6s; }

/* Standard buttons */
.btn-lg {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 2rem;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius-md);
  transition: var(--transition);
}
.btn-blue {
  background: var(--gradient-blue);
  color: #fff;
  box-shadow: 0 8px 25px rgba(37,99,235,0.35);
}
.btn-blue:hover { transform: translateY(-3px); box-shadow: 0 15px 35px rgba(37,99,235,0.5); }
.btn-outline-white {
  border: 1px solid rgba(255,255,255,0.15);
  color: var(--text-primary);
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
}
.btn-outline-white:hover { border-color: var(--blue-light); color: var(--blue-light); transform: translateY(-3px); }

/* ══════════════════════════════════════════════════════════════
   ABOUT SECTION
══════════════════════════════════════════════════════════════ */
#about {
  background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
  position: relative;
  overflow: hidden;
}
#about::before {
  content: '';
  position: absolute;
  right: -200px; top: 50%;
  transform: translateY(-50%);
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(6,182,212,0.08) 0%, transparent 70%);
  pointer-events: none;
}

#about .section-inner { max-width: 1400px; }
#about { padding: 70px 5%; }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.about-visual {
  position: relative;
}
.about-image-wrap {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 4/5;
  max-width: 500px;
}
.about-image-placeholder {
  width: 100%; height: 100%;
  background: linear-gradient(135deg, var(--bg-surface), #0a1628);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(37,99,235, 0.25);
  border-radius: var(--radius-xl);
  box-shadow: 0 0 60px rgba(37,99,235, 0.15), inset 0 0 30px rgba(37,99,235, 0.05);
  position: relative;
  overflow: hidden;
}
.about-svg-wrap {
  width: 100%; height: 100%;
  position: absolute;
  inset: 0;
}

.about-exp-badge {
  position: absolute;
  bottom: -20px; right: -20px;
  background: var(--gradient-blue);
  border-radius: var(--radius-md);
  padding: 1.2rem 1.5rem;
  text-align: center;
  box-shadow: var(--glow-blue);
  animation: floatY 5s ease-in-out infinite;
}
.about-exp-badge .num { font-family: 'Space Grotesk', sans-serif; font-size: 2rem; font-weight: 700; color: #fff; }
.about-exp-badge .lbl { font-size: 0.75rem; color: rgba(255,255,255,0.8); }

/* About content */
.about-content { display: flex; flex-direction: column; gap: 2rem; }
.about-desc { font-size: 1rem; color: var(--text-secondary); line-height: 1.8; }

.about-features { display: flex; flex-direction: column; gap: 1rem; }
.about-feature {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: 1.2rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  transition: var(--transition);
}
.about-feature:hover {
  background: var(--glass-hover);
  border-color: rgba(37,99,235,0.3);
  transform: translateX(5px);
}
.feature-icon {
  width: 44px; height: 44px;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.feature-icon svg { flex-shrink: 0; }
.icon-blue { background: rgba(37,99,235,0.15); }
.icon-blue svg { stroke: var(--blue-bright); }
.icon-cyan { background: rgba(6,182,212,0.15); }
.icon-cyan svg { stroke: var(--cyan); }
.icon-purple { background: rgba(124,58,237,0.15); }
.icon-purple svg { stroke: var(--purple-light); }
.icon-gold { background: rgba(245,158,11,0.15); }
.icon-gold svg { stroke: var(--gold-light); }
.feature-text h4 { font-size: 0.95rem; font-weight: 600; margin-bottom: 0.2rem; }
.feature-text p { font-size: 0.85rem; color: var(--text-secondary); }

.about-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

/* ══════════════════════════════════════════════════════════════
   COURSES SECTION
══════════════════════════════════════════════════════════════ */
#courses {
  background: var(--bg-secondary);
  position: relative;
  overflow: hidden;
  padding-top: 60px !important;
}
#courses::before {
  content: '';
  position: absolute;
  left: -200px; top: 50%;
  transform: translateY(-50%);
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(124,58,237,0.08) 0%, transparent 70%);
  pointer-events: none;
}

#courses .section-inner { max-width: 1400px; }

.courses-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 4rem;
}
.courses-header .section-desc { margin: 0 auto; }

.courses-filter {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}
.filter-btn {
  padding: 0.5rem 1.2rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  border: 1px solid var(--glass-border);
  border-radius: 100px;
  background: var(--glass-bg);
  transition: var(--transition-fast);
}
.filter-btn:hover, .filter-btn.active {
  color: #fff;
  background: var(--gradient-blue);
  border-color: transparent;
  box-shadow: 0 4px 15px rgba(37,99,235,0.35);
}

.courses-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.course-card {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  cursor: pointer;
  position: relative;
}
.course-card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  border: 1px solid transparent;
  background: linear-gradient(135deg, rgba(37,99,235,0.3), rgba(6,182,212,0.3)) border-box;
  -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: destination-out;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.3s;
}
.course-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg), 0 0 30px rgba(37,99,235,0.2); }
.course-card:hover::after { opacity: 1; }

.course-thumb {
  position: relative;
  height: 200px;
  overflow: hidden;
}
.course-thumb-bg {
  width: 100%; height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.course-thumb-icon {
  z-index: 1;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.9;
}
.course-badge {
  position: absolute;
  top: 12px; left: 12px;
  padding: 0.3rem 0.75rem;
  border-radius: 100px;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.badge-popular { background: rgba(245,158,11,0.2); border: 1px solid rgba(245,158,11,0.4); color: var(--gold-light); }
.badge-new { background: rgba(6,182,212,0.2); border: 1px solid rgba(6,182,212,0.4); color: var(--cyan-light); }
.badge-trending { background: rgba(124,58,237,0.2); border: 1px solid rgba(124,58,237,0.4); color: var(--purple-light); }

.course-body { padding: 1.5rem; }
.course-meta { display: flex; gap: 1rem; margin-bottom: 0.75rem; align-items: center; flex-wrap: wrap; }
.course-category {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--cyan);
}
.course-rating { display: flex; align-items: center; gap: 0.3rem; font-size: 0.8rem; color: var(--gold); margin-left: auto; }
.course-title { font-size: 1rem; font-weight: 700; margin-bottom: 0.6rem; line-height: 1.4; }
.course-desc { font-size: 0.85rem; color: var(--text-secondary); line-height: 1.6; margin-bottom: 1.2rem; }
.course-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid var(--glass-border);
}
.course-info { display: flex; gap: 1rem; font-size: 0.78rem; color: var(--text-muted); }
.course-info span { display: flex; align-items: center; gap: 0.3rem; }
.btn-view {
  padding: 0.5rem 1.2rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-primary);
  transition: var(--transition-fast);
}
.btn-view:hover {
  background: var(--gradient-blue);
  border-color: transparent;
  color: #fff;
  box-shadow: 0 4px 15px rgba(37,99,235,0.35);
}

.courses-cta {
  text-align: center;
  margin-top: 3rem;
}

/* ══════════════════════════════════════════════════════════════
   NEWS SECTION
══════════════════════════════════════════════════════════════ */
#news {
  background: var(--bg-primary);
  position: relative;
  overflow: hidden;
}

#news .section-inner { max-width: 1400px; }
#news::after {
  content: '';
  position: absolute;
  right: -150px; bottom: -150px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(37,99,235,0.07) 0%, transparent 70%);
  pointer-events: none;
}

.news-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 3.5rem;
  flex-wrap: wrap;
}
.btn-view-all {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.4rem;
  border: 1px solid rgba(37,99,235,0.3);
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--blue-light);
  transition: var(--transition-fast);
  flex-shrink: 0;
}
.btn-view-all:hover {
  background: rgba(37,99,235,0.1);
  border-color: var(--blue-primary);
  transform: translateX(3px);
}

.news-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 1.5rem;
}

.news-card {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  position: relative;
}
.news-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(37,99,235,0.2); }
.news-thumb {
  height: 220px;
  position: relative;
  overflow: hidden;
}
.news-card.featured .news-thumb { height: 280px; }
.news-thumb-bg {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  font-size: 2.5rem;
  position: relative;
  overflow: hidden;
  transition: transform 0.5s ease;
}
.news-card:hover .news-thumb-bg { transform: scale(1.05); }
.news-date-badge {
  position: absolute;
  bottom: 12px; left: 12px;
  background: rgba(5,11,24,0.85);
  backdrop-filter: blur(10px);
  padding: 0.3rem 0.75rem;
  border-radius: 100px;
  font-size: 0.72rem;
  color: var(--text-secondary);
  display: flex; align-items: center; gap: 0.4rem;
}
.news-cat-tag {
  position: absolute;
  top: 12px; left: 12px;
  padding: 0.3rem 0.75rem;
  border-radius: 100px;
  font-size: 0.72rem;
  font-weight: 600;
}
.news-body { padding: 1.5rem; }
.news-title { font-size: 1rem; font-weight: 700; line-height: 1.45; margin-bottom: 0.6rem; transition: color 0.2s; }
.news-card.featured .news-title { font-size: 1.2rem; }
.news-card:hover .news-title { color: var(--blue-light); }
.news-excerpt { font-size: 0.85rem; color: var(--text-secondary); line-height: 1.6; margin-bottom: 1rem; }
.news-footer { display: flex; align-items: center; justify-content: space-between; }
.news-author { display: flex; align-items: center; gap: 0.5rem; }
.news-avatar {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--gradient-blue);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.7rem; font-weight: 700; color: #fff;
}
.news-author-name { font-size: 0.78rem; font-weight: 500; color: var(--text-secondary); }
.news-read-more {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--blue-light);
  display: flex; align-items: center; gap: 0.4rem;
  transition: gap 0.2s;
}
.news-read-more:hover { gap: 0.7rem; }

/* Live news ticker */
.news-ticker {
  background: rgba(37,99,235,0.08);
  border-top: 1px solid rgba(37,99,235,0.15);
  border-bottom: 1px solid rgba(37,99,235,0.15);
  padding: 1.2rem 5%;
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 3.5rem;
  overflow: hidden;
  width: 100vw;
  margin-left: calc(-50vw + 50%);
}
.ticker-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--blue-light);
  background: rgba(37,99,235,0.2);
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  flex-shrink: 0;
}
.ticker-track {
  overflow: hidden;
  flex: 1;
}
.ticker-items {
  display: flex;
  gap: 3rem;
  animation: tickerScroll 20s linear infinite;
  white-space: nowrap;
}
.ticker-items span { font-size: 0.85rem; color: var(--text-secondary); }
.ticker-items span::before { content: '●'; margin-right: 0.5rem; color: var(--cyan); font-size: 0.5rem; vertical-align: middle; }
@keyframes tickerScroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ══════════════════════════════════════════════════════════════
   TESTIMONIALS
══════════════════════════════════════════════════════════════ */
#testimonials {
  background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
  overflow: hidden;
  position: relative;
}
#testimonials::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(37,99,235,0.04) 0%, transparent 70%);
}

#testimonials .section-inner { max-width: 1400px; }

.testimonials-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 4rem;
}

.testimonials-slider {
  position: relative;
  overflow: hidden;
}
.testimonials-track {
  display: flex;
  gap: 1.5rem;
  transition: transform 0.6s cubic-bezier(0.4,0,0.2,1);
  padding: 15px 0;
}
.testimonial-card {
  flex: 0 0 calc(33.333% - 1rem);
  width: calc(33.333% - 1rem);
  min-width: calc(33.333% - 1rem);
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 2rem;
  position: relative;
  transition: var(--transition);
  flex-shrink: 0;
}
.testimonial-card::before {
  content: '"';
  position: absolute;
  top: 1rem; right: 1.5rem;
  font-size: 5rem;
  color: rgba(37,99,235,0.12);
  font-family: Georgia, serif;
  line-height: 1;
}
.testimonial-card:hover {
  border-color: rgba(37,99,235,0.3);
  box-shadow: var(--shadow-card), 0 0 30px rgba(37,99,235,0.1);
  transform: translateY(-5px);
}
.stars { display: flex; gap: 3px; margin-bottom: 1rem; }
.stars span { color: var(--gold); font-size: 0.9rem; }
.testimonial-text { font-size: 0.92rem; color: var(--text-secondary); line-height: 1.75; margin-bottom: 1.5rem; }
.testimonial-author { display: flex; align-items: center; gap: 1rem; }
.author-avatar {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--gradient-blue);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; font-weight: 700; color: #fff;
  border: 2px solid rgba(37,99,235,0.4);
  flex-shrink: 0;
}
.author-name { font-weight: 600; font-size: 0.9rem; }
.author-role { font-size: 0.78rem; color: var(--text-muted); }
.author-badge { margin-left: auto; flex-shrink: 0; }
.verified { 
  display: inline-flex; align-items: center; white-space: nowrap;
  font-size: 0.7rem; color: var(--cyan); background: rgba(6,182,212,0.1); border: 1px solid rgba(6,182,212,0.2); padding: 0.2rem 0.5rem; border-radius: 4px; 
}

.testimonials-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 3rem;
}
.slider-btn {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-secondary);
  transition: var(--transition-fast);
  font-size: 1rem;
  cursor: pointer;
  z-index: 10;
}
.slider-btn:hover {
  background: var(--gradient-blue);
  border-color: transparent;
  color: #fff;
  box-shadow: 0 4px 15px rgba(37,99,235,0.35);
  transform: scale(1.15) translateY(-2px);
}
.slider-dots { display: flex; gap: 8px; }
.slider-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--glass-border);
  transition: var(--transition-fast);
  cursor: pointer;
}
.slider-dot.active { background: var(--blue-primary); width: 24px; border-radius: 4px; }

/* ══════════════════════════════════════════════════════════════
   CONTACT SECTION
══════════════════════════════════════════════════════════════ */
#contact {
  background: var(--bg-secondary);
  position: relative;
  overflow: hidden;
  padding-top: 60px !important;
  padding-bottom: 60px !important;
}
#contact .section-inner { max-width: 1400px; }
#contact::before {
  content: '';
  position: absolute;
  left: -100px; bottom: -100px;
  width: 350px; height: 350px;
  background: radial-gradient(circle, rgba(6,182,212,0.08) 0%, transparent 70%);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 4rem;
  align-items: start;
}

.contact-info { display: flex; flex-direction: column; gap: 2.5rem; }
.contact-info-title { font-family: 'Space Grotesk', sans-serif; font-size: 2rem; font-weight: 700; line-height: 1.3; }
.contact-info-desc { font-size: 1rem; color: var(--text-secondary); line-height: 1.75; }

.contact-items { display: flex; flex-direction: column; gap: 1rem; }
.contact-item {
  display: flex;
  gap: 1rem;
  align-items: center;
  padding: 1.2rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  transition: var(--transition);
}
.contact-item:hover { border-color: rgba(37,99,235,0.3); background: var(--glass-hover); transform: translateX(5px); }
.contact-item-icon {
  width: 44px; height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(37,99,235,0.12);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}
.contact-item-label { font-size: 0.75rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.08em; }
.contact-item-value { font-size: 0.95rem; font-weight: 500; color: var(--text-primary); }

.social-links { display: flex; gap: 0.75rem; flex-wrap: wrap; }
.social-link {
  width: 44px; height: 44px;
  border-radius: var(--radius-sm);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  transition: var(--transition-fast);
}
.social-link:hover {
  background: var(--gradient-blue);
  border-color: transparent;
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(37,99,235,0.35);
}

/* Contact Form */
.contact-form-wrap {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  backdrop-filter: blur(10px);
}
.form-title { font-size: 1.3rem; font-weight: 700; margin-bottom: 0.4rem; }
.form-subtitle { font-size: 0.875rem; color: var(--text-secondary); margin-bottom: 2rem; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-group { display: flex; flex-direction: column; gap: 0.5rem; margin-bottom: 1.25rem; }
.form-label { font-size: 0.82rem; font-weight: 500; color: var(--text-secondary); }
.form-input, .form-textarea, .form-select {
  width: 100%;
  padding: 0.85rem 1.1rem;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.9rem;
  transition: var(--transition-fast);
  outline: none;
}
.form-input::placeholder, .form-textarea::placeholder { color: var(--text-muted); }
.form-input:focus, .form-textarea:focus, .form-select:focus {
  border-color: var(--blue-primary);
  background: rgba(37,99,235,0.05);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.12);
}
.form-select { -webkit-appearance: none; cursor: pointer; }
.form-textarea { resize: vertical; min-height: 120px; }
.form-select option { background: var(--bg-surface); color: var(--text-primary); }

.btn-submit {
  width: 100%;
  padding: 1rem;
  background: var(--gradient-blue);
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  box-shadow: 0 8px 25px rgba(37,99,235,0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}
.btn-submit:hover { transform: translateY(-2px); box-shadow: 0 12px 35px rgba(37,99,235,0.5); }
.btn-submit::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
  transform: translateX(-100%);
  transition: transform 0.5s;
}
.btn-submit:hover::after { transform: translateX(100%); }

/* Form feedback */
.form-alert {
  padding: 0.85rem 1.1rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  display: none;
}
.form-alert.success { background: rgba(34,197,94,0.1); border: 1px solid rgba(34,197,94,0.3); color: #4ade80; }
.form-alert.error { background: rgba(239,68,68,0.1); border: 1px solid rgba(239,68,68,0.3); color: #f87171; }
.form-alert.show { display: flex; }

/* ══════════════════════════════════════════════════════════════
   FOOTER
══════════════════════════════════════════════════════════════ */
#footer {
  background: var(--bg-surface);
  border-top: 1px solid var(--glass-border);
}
.footer-main {
  padding: 70px 5% 40px;
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  justify-content: space-between;
}

.footer-brand { display: flex; flex-direction: column; gap: 1.25rem; }
.footer-logo { display: flex; align-items: center; gap: 10px; width: fit-content; }

.footer-logo-text .brand { font-family: 'Space Grotesk', sans-serif; font-size: 1rem; font-weight: 700; }
.footer-logo-text .tagline { font-size: 0.6rem; color: var(--cyan); letter-spacing: 0.12em; text-transform: uppercase; }
.footer-desc { font-size: 0.875rem; color: rgba(255,255,255,0.75); line-height: 1.75; max-width: 280px; }
.footer-social { display: flex; gap: 0.6rem; }
.footer-soc-btn {
  width: 38px; height: 38px;
  border-radius: var(--radius-sm);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.9rem;
  transition: var(--transition-fast);
}
.footer-soc-btn:hover { background: var(--gradient-blue); border-color: transparent; transform: translateY(-2px); }

.footer-col { display: flex; flex-direction: column; gap: 1rem; }
.footer-col-title {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}
.footer-link {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.75);
  transition: color 0.2s, transform 0.2s;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.footer-link:hover { color: var(--blue-light); transform: translateX(4px); }
.footer-link::before { content: '→'; opacity: 0; transform: translateX(-5px); transition: var(--transition-fast); font-size: 0.7rem; }
.footer-link:hover::before { opacity: 1; transform: translateX(0); }
.footer-contact-item { font-size: 0.875rem; color: rgba(255,255,255,0.75); display: flex; align-items: flex-start; gap: 0.5rem; line-height: 1.5; }
.footer-contact-item span { font-size: 1rem; flex-shrink: 0; margin-top: 1px; }

/* Newsletter */
.footer-newsletter {
  margin-top: 0.5rem;
}
.newsletter-label { font-size: 0.8rem; color: rgba(255,255,255,0.75); margin-bottom: 0.6rem; }
.newsletter-form { display: flex; gap: 0.5rem; }
.newsletter-input {
  flex: 1;
  padding: 0.6rem 0.9rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.82rem;
  outline: none;
  transition: var(--transition-fast);
}
.newsletter-input:focus { border-color: var(--blue-primary); }
.newsletter-input::placeholder { color: var(--text-muted); }
.newsletter-btn {
  padding: 0.6rem 0.9rem;
  background: var(--gradient-blue);
  border-radius: var(--radius-sm);
  color: #fff;
  font-size: 0.82rem;
  font-weight: 600;
  transition: var(--transition-fast);
}
.newsletter-btn:hover { box-shadow: 0 4px 15px rgba(37,99,235,0.4); }

/* Footer bottom */
.footer-bottom {
  border-top: 1px solid var(--glass-border);
  padding: 1.5rem 5%;
}
.footer-bottom-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;

  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}
.footer-copy { font-size: 0.82rem; color: rgba(255,255,255,0.75); }
.footer-copy a { color: inherit; transition: opacity 0.2s; }
.footer-copy a:hover { opacity: 0.8; }
.pixelpals-link strong { color: #fff; }
.pixelpals-link span { color: var(--gold); }
.footer-bottom-links { display: flex; gap: 1.5rem; }
.footer-bottom-links a { font-size: 0.82rem; color: rgba(255,255,255,0.75); transition: color 0.2s; }
.footer-bottom-links a:hover { color: #fff; }

/* ══════════════════════════════════════════════════════════════
   UTILITY
══════════════════════════════════════════════════════════════ */
@keyframes fadeSlideUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeSlideRight {
  from { opacity: 0; transform: translateX(50px); }
  to { opacity: 1; transform: translateX(0); }
}
@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(-20px, -20px) scale(1.05); }
  66% { transform: translate(15px, -10px) scale(0.97); }
}

/* Back to top */
#backToTop {
  position: fixed;
  bottom: 2rem; right: 2rem;
  width: 46px; height: 46px;
  background: var(--gradient-blue);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  font-size: 1.1rem;
  box-shadow: 0 4px 20px rgba(37,99,235,0.4);
  transition: var(--transition);
  opacity: 0;
  visibility: hidden;
  z-index: 999;
  cursor: pointer;
  border: none;
}
#backToTop.show { opacity: 0.7; visibility: visible; }
#backToTop:hover { opacity: 1; transform: translateY(-3px) scale(1.05); box-shadow: var(--glow-blue); }

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

/* Tablet */
@media (max-width: 1024px) {
  section { padding: 80px 5%; }
  .hero-container { grid-template-columns: 1fr; gap: 3rem; text-align: center; }
  .hero-left { align-items: center; }
  .hero-stats { justify-content: center; }
  .hero-right { max-width: 500px; margin: 0 auto; }
  .about-grid { grid-template-columns: 1fr; gap: 3rem; }
  .about-image-wrap { max-width: 100%; aspect-ratio: 3/2; }
  .about-exp-badge { right: 20px; }
  .courses-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: 1fr 1fr; }
  .news-card.featured { grid-column: 1/-1; }
  .contact-grid { grid-template-columns: 1fr; gap: 3rem; }
  .footer-main { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .testimonial-card { 
    flex: 0 0 calc(50% - 0.75rem); 
    width: calc(50% - 0.75rem); 
    min-width: calc(50% - 0.75rem); 
  }
}

/* Mobile */
@media (max-width: 768px) {
  section { padding: 70px 5%; }
  .nav-menu, .nav-actions { display: none; }
  .nav-hamburger { display: flex; }
  #header { padding: 0 4%; }
  #hero { padding: 90px 5% 100px; }
  .hero-container { text-align: left; gap: 5rem; }
  .hero-left { align-items: flex-start; }
  .hero-title { font-size: clamp(2rem, 7vw, 2.5rem); text-align: left; }
  .hero-desc { text-align: left; }
  .hero-actions { justify-content: flex-start; }
  
  .hero-stats { 
    display: grid;
    grid-template-columns: auto auto;
    gap: 1.5rem 2.5rem;
    justify-content: flex-start;
  }
  .stat-divider { display: none; }
  .hero-float-badge-1 { top: -45px; left: 0px; }
  .hero-float-badge-2 { bottom: -45px; right: 0px; }

  .courses-grid { grid-template-columns: 1fr; }
  .news-grid { grid-template-columns: 1fr; }
  .news-card.featured { grid-column: auto; }

  .testimonial-card { 
    flex: 0 0 100%; 
    width: 100%; 
    min-width: 100%; 
  }

  .form-row { grid-template-columns: 1fr; }
  .footer-main { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom-inner { flex-direction: column; text-align: left; align-items: flex-start; }
  .footer-bottom-links { justify-content: flex-start; flex-direction: column; gap: 0.8rem; }

  .section-title { font-size: clamp(1.6rem, 6vw, 2rem); }
  .news-header { flex-direction: column; align-items: flex-start; margin-bottom: 1.5rem; }

  #about { padding-bottom: 25px !important; }
  #courses { padding-top: 25px !important; padding-bottom: 25px !important; }
  #news { padding-top: 25px !important; }

  .courses-cta { margin-top: 1.5rem; }
  .news-ticker { margin-bottom: 2rem; }
  .courses-header { margin-bottom: 1.5rem; }
  .courses-filter {
    flex-wrap: wrap;
    justify-content: center;
    width: 100%;
    margin-bottom: 1.5rem;
    gap: 8px;
  }
  .filter-btn {
    white-space: nowrap;
    font-size: 0.85rem; 
    padding: 0.6rem 1rem;
    flex: 1 1 auto;
    text-align: center;
    border-radius: 12px;
  }
  
  .about-actions { flex-direction: column; width: 100%; align-items: center; }
  .about-actions .btn-lg { width: 100%; justify-content: center; }

  /* Mobile Preloader */
  .preloader-step-1 {
    flex-direction: column;
    gap: 0.1em;
    animation: 
      smoothDriftMobile 2.4s cubic-bezier(0.16, 1, 0.3, 1) forwards,
      fadeOutStep1 0.4s ease 2.4s forwards;
  }
  .pl-innovate, .pl-for, .pl-future {
    animation-name: wordRevealMobile;
  }
  @keyframes smoothDriftMobile {
    0% { transform: translate(-50%, calc(-50% + 2em)); }
    100% { transform: translate(-50%, -50%); }
  }
  @keyframes wordRevealMobile {
    0% { opacity: 0; transform: translateY(20px); filter: blur(5px); }
    100% { opacity: 1; transform: translateY(0); filter: blur(0); }
  }
  .preloader-step-2 { font-size: clamp(1.2rem, 8.5vw, 2.5rem); white-space: nowrap; text-align: center; }

  /* Disable scroll and intro animations on mobile */
  .reveal, .reveal-left, .reveal-right,
  .hero-left, .hero-title, .hero-desc, .hero-actions, .hero-right,
  .hero-mini-stat, .hero-float-badge, .about-image-wrap, .about-content,
  .hero-card-main, .hero-orb, .hero-badge {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
    animation: none !important;
    visibility: visible !important;
  }
  
  /* Standardize counter alignment on mobile */
  .hero-stats { justify-content: space-between; gap: 1rem; }
  .stat-item { text-align: center; flex: 1; }
  .hero-card-stats { gap: 0.5rem; }
  .hero-mini-stat { padding: 0.75rem 0.5rem; }
}

@media (max-width: 480px) {
  section { padding: 60px 4%; }
  #header { padding: 0 4%; }
  .hero-card-main { padding: 1.5rem; }
  .hero-card-stats { grid-template-columns: 1fr 1fr; gap: 0.75rem; }
  .btn-hero-primary, .btn-hero-outline { width: 100%; justify-content: center; }
  .hero-actions { flex-direction: column; width: 100%; }
  .contact-form-wrap { padding: 1.5rem; }
  .footer-main { padding: 50px 4% 30px; }
}