/* ============================================
   SURESH | AI Digital Marketing Portfolio
   Premium Dark-Gradient UI with Glassmorphism
   ============================================ */

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

:root {
  --bg-primary: #0a0a1a;
  --bg-secondary: #0d0d2b;
  --gradient-1: linear-gradient(135deg, #0a0a1a 0%, #1a0a2e 50%, #0d0d2b 100%);
  --gradient-2: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-3: linear-gradient(135deg, #00f5d4 0%, #00d4ff 100%);
  --gradient-4: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --gradient-5: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  --neon-cyan: #00f5d4;
  --neon-blue: #4facfe;
  --neon-purple: #a855f7;
  --neon-pink: #f5576c;
  --neon-gold: #ffd700;
  --glass-bg: rgba(255, 255, 255, 0.05);
  --glass-border: rgba(255, 255, 255, 0.1);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  --text-primary: #f0f0ff;
  --text-secondary: #a0a0c0;
  --text-muted: #606080;
  --font-body: 'Inter', -apple-system, sans-serif;
  --font-heading: 'Orbitron', monospace;
  --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; overflow-x: hidden; }
body {
  font-family: var(--font-body);
  background: var(--gradient-1);
  color: var(--text-primary);
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
}
::selection { background: var(--neon-cyan); color: #0a0a1a; }
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--neon-cyan); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--neon-blue); }
a { color: var(--neon-cyan); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--neon-blue); }
img { max-width: 100%; display: block; height: auto; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ----- Preloader ----- */
#preloader {
  position: fixed; inset: 0; z-index: 99999;
  background: var(--bg-primary);
  display: flex; align-items: center; justify-content: center;
  flex-direction: column; gap: 24px;
  transition: opacity 0.6s, visibility 0.6s;
}
#preloader.hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.loader-ring {
  width: 80px; height: 80px; border-radius: 50%;
  border: 4px solid transparent;
  border-top-color: var(--neon-cyan);
  border-right-color: var(--neon-purple);
  animation: spin 1s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loader-text {
  color: var(--text-muted); font-size: 0.9rem;
  letter-spacing: 4px; font-family: var(--font-heading);
}

/* ----- Particles Canvas ----- */
#particles-canvas { position: fixed; inset: 0; z-index: 0; pointer-events: none; }

/* ----- WhatsApp Float Button ----- */
.whatsapp-float {
  position: fixed; bottom: 24px; right: 24px; z-index: 9999;
  width: 60px; height: 60px; border-radius: 50%;
  background: #25d366; color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.8rem;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  transition: var(--transition);
  animation: whatsappPulse 2s infinite;
}
.whatsapp-float:hover {
  transform: scale(1.1); color: #fff;
  box-shadow: 0 4px 30px rgba(37, 211, 102, 0.6);
}
.whatsapp-tooltip {
  position: absolute; right: 70px; top: 50%; transform: translateY(-50%);
  background: #fff; color: #0a0a1a;
  font-size: 0.8rem; font-weight: 600;
  padding: 8px 16px; border-radius: 8px;
  white-space: nowrap; opacity: 0; visibility: hidden;
  transition: var(--transition); pointer-events: none;
}
.whatsapp-float:hover .whatsapp-tooltip { opacity: 1; visibility: visible; right: 76px; }

@keyframes whatsappPulse {
  0% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); }
  50% { box-shadow: 0 4px 35px rgba(37, 211, 102, 0.7); }
  100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); }
}

/* ----- Navbar ----- */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: 16px 0; transition: var(--transition);
}
.navbar.scrolled {
  background: rgba(10, 10, 26, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  padding: 10px 0;
}
.navbar .container { display: flex; align-items: center; justify-content: space-between; }
.logo {
  font-family: var(--font-heading); font-size: 1.6rem; font-weight: 700;
  background: var(--gradient-3);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: 2px;
}
.logo-dot { color: var(--neon-purple); -webkit-text-fill-color: var(--neon-purple); }
.nav-links { display: flex; align-items: center; gap: 32px; list-style: none; }
.nav-links a {
  color: var(--text-secondary); font-size: 0.9rem; font-weight: 500;
  position: relative; letter-spacing: 0.5px;
}
.nav-links a::after {
  content: ''; position: absolute; bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--gradient-3); transition: var(--transition);
}
.nav-links a:hover::after { width: 100%; }
.nav-links a:hover { color: var(--text-primary); }
.nav-cta {
  padding: 10px 24px; border-radius: 50px;
  background: var(--gradient-3);
  color: #0a0a1a !important; font-weight: 600 !important;
  transition: var(--transition);
}
.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(0, 245, 212, 0.3);
}
.nav-cta::after { display: none !important; }
.nav-toggle {
  display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px;
}
.nav-toggle span {
  width: 28px; height: 2px; background: var(--text-primary);
  border-radius: 2px; transition: var(--transition);
}
.nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ----- Hero ----- */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center;
  padding: 120px 0 80px; z-index: 1;
  overflow: hidden;
}
.hero-overlay {
  position: absolute; inset: 0;
  background: url('../images/hero-bg.jpg') center/cover no-repeat;
  opacity: 0.08; z-index: -1;
}
.hero-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 60px; align-items: center;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 20px;
  background: rgba(0, 245, 212, 0.1);
  border: 1px solid rgba(0, 245, 212, 0.2);
  border-radius: 50px;
  font-size: 0.85rem; color: var(--neon-cyan);
  margin-bottom: 24px;
  animation: fadeInUp 0.6s ease;
}
.hero-badge i { font-size: 0.75rem; }
.hero-title {
  font-family: var(--font-heading);
  font-size: 3.5rem; font-weight: 800;
  line-height: 1.15; margin-bottom: 16px;
  animation: fadeInUp 0.6s ease 0.1s both;
}
.hero-title .highlight {
  background: var(--gradient-3);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-title .highlight-purple {
  background: var(--gradient-4);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.typing-wrap {
  font-size: 1.3rem; color: var(--text-secondary);
  margin-bottom: 20px; min-height: 2em;
  animation: fadeInUp 0.6s ease 0.2s both;
}
.typing-wrap .typed-text { color: var(--neon-cyan); font-weight: 600; }
.typing-wrap .cursor {
  display: inline-block; width: 3px; height: 1.3em;
  background: var(--neon-cyan); margin-left: 4px;
  animation: blink 0.8s infinite; vertical-align: text-bottom;
}
@keyframes blink { 0%,100% { opacity: 1; } 50% { opacity: 0; } }
.hero-desc {
  font-size: 1.05rem; color: var(--text-secondary);
  max-width: 540px; margin-bottom: 32px;
  animation: fadeInUp 0.6s ease 0.3s both;
}
.hero-btns {
  display: flex; gap: 16px; flex-wrap: wrap;
  animation: fadeInUp 0.6s ease 0.4s both;
}
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 32px; border-radius: 50px;
  font-weight: 600; font-size: 0.95rem;
  border: none; cursor: pointer; transition: var(--transition);
  font-family: var(--font-body);
}
.btn-primary {
  background: var(--gradient-3); color: #0a0a1a;
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 0 40px rgba(0, 245, 212, 0.4);
}
.btn-outline {
  background: transparent; border: 2px solid var(--neon-cyan);
  color: var(--neon-cyan);
}
.btn-outline:hover {
  background: rgba(0, 245, 212, 0.1);
  transform: translateY(-3px);
  box-shadow: 0 0 30px rgba(0, 245, 212, 0.2);
}
.hero-stats {
  display: flex; gap: 40px; margin-top: 40px;
  animation: fadeInUp 0.6s ease 0.5s both;
}
.hero-stat h3 {
  font-family: var(--font-heading); font-size: 2rem; font-weight: 700;
  background: var(--gradient-3);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-stat p { font-size: 0.85rem; color: var(--text-muted); margin-top: 2px; }

/* Hero Visual */
.hero-visual {
  position: relative; display: flex; align-items: center; justify-content: center;
  animation: fadeInUp 0.6s ease 0.3s both;
}
.hero-avatar {
  width: 380px; height: 380px; border-radius: 50%;
  background: var(--gradient-2);
  display: flex; align-items: center; justify-content: center;
  position: relative;
  overflow: hidden;
}
.hero-avatar::before {
  content: ''; position: absolute; inset: 4px;
  border-radius: 50%; background: var(--bg-primary); z-index: 1;
}
.avatar-glow {
  position: absolute; width: 150%; height: 150%;
  background: conic-gradient(from 0deg, var(--neon-cyan), var(--neon-purple), var(--neon-cyan));
  animation: spin 4s linear infinite; z-index: 0;
}
.avatar-img {
  position: relative; z-index: 2;
  width: 85%; height: 85%; border-radius: 50%;
  object-fit: cover;
  border: 3px solid rgba(0, 245, 212, 0.3);
  transition: var(--transition);
}
.hero-avatar:hover .avatar-img {
  border-color: var(--neon-cyan);
  transform: scale(1.02);
}
.avatar-content {
  position: relative; z-index: 2; text-align: center;
}
.avatar-content i {
  font-size: 6rem;
  background: var(--gradient-3);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.avatar-content p {
  font-family: var(--font-heading); font-size: 0.85rem;
  color: var(--neon-cyan); margin-top: 8px; letter-spacing: 3px;
}
.float-icons { position: absolute; width: 100%; height: 100%; inset: 0; pointer-events: none; }
.float-icons i {
  position: absolute; font-size: 1.5rem;
  color: var(--neon-cyan); opacity: 0.4;
  animation: float 6s ease-in-out infinite;
}
.float-icons i:nth-child(1) { top: 10%; left: 5%; animation-delay: 0s; color: var(--neon-cyan); }
.float-icons i:nth-child(2) { top: 15%; right: 10%; animation-delay: 1s; color: var(--neon-purple); }
.float-icons i:nth-child(3) { bottom: 20%; left: 8%; animation-delay: 2s; color: var(--neon-gold); }
.float-icons i:nth-child(4) { bottom: 15%; right: 5%; animation-delay: 0.5s; color: var(--neon-pink); }
.float-icons i:nth-child(5) { top: 45%; left: -5%; animation-delay: 3s; color: var(--neon-blue); }
.float-icons i:nth-child(6) { top: 40%; right: -2%; animation-delay: 1.5s; color: var(--neon-cyan); }

@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); opacity: 0.4; }
  50% { transform: translateY(-20px) scale(1.2); opacity: 0.7; }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ----- Section Common ----- */
.section { position: relative; z-index: 1; padding: 100px 0; }
.section-label {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.85rem; font-weight: 600; letter-spacing: 3px;
  text-transform: uppercase; color: var(--neon-cyan); margin-bottom: 12px;
}
.section-label::before {
  content: ''; width: 30px; height: 1px; background: var(--neon-cyan);
}
.section-title {
  font-family: var(--font-heading); font-size: 2.5rem; font-weight: 700;
  margin-bottom: 16px;
}
.section-title .highlight {
  background: var(--gradient-3);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section-desc { color: var(--text-secondary); font-size: 1.05rem; max-width: 600px; }

/* ----- About ----- */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; margin-top: 48px; }
.about-image-card {
  position: relative; border-radius: 24px; overflow: hidden;
  border: 1px solid var(--glass-border);
}
.about-image-card img {
  width: 100%; height: 450px; object-fit: cover;
  transition: var(--transition);
}
.about-image-card:hover img { transform: scale(1.05); }
.about-image-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(10,10,26,0.9) 0%, transparent 60%);
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: 32px;
}
.about-image-overlay i {
  font-size: 1.5rem; color: var(--neon-cyan); opacity: 0.8; margin-bottom: 8px;
}
.about-image-overlay p { font-size: 1.2rem; font-weight: 600; }
.about-content { display: flex; flex-direction: column; gap: 20px; }
.about-glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 24px; padding: 32px;
  box-shadow: var(--glass-shadow);
}
.about-glass-card h3 {
  font-family: var(--font-heading); font-size: 1.3rem;
  margin-bottom: 12px; color: var(--neon-cyan);
}
.about-glass-card p { color: var(--text-secondary); font-size: 0.95rem; line-height: 1.8; }
.about-glass-card strong { color: var(--neon-cyan); }
.about-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px; }
.about-tags span {
  padding: 6px 16px; border-radius: 50px;
  font-size: 0.8rem;
  background: rgba(0, 245, 212, 0.1);
  border: 1px solid rgba(0, 245, 212, 0.15); color: var(--neon-cyan);
}
.about-info-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.info-card {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: 16px; padding: 24px; text-align: center;
  transition: var(--transition);
}
.info-card:hover {
  transform: translateY(-5px);
  border-color: var(--neon-cyan);
  box-shadow: 0 0 30px rgba(0, 245, 212, 0.15);
}
.info-card i {
  font-size: 2rem;
  background: var(--gradient-3);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
}
.info-card h4 { font-size: 0.95rem; margin-bottom: 4px; }
.info-card p { font-size: 0.8rem; color: var(--text-muted); }

/* ----- Skills ----- */
.skills-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; margin-top: 48px; }
.skill-item { margin-bottom: 24px; }
.skill-header { display: flex; justify-content: space-between; margin-bottom: 10px; font-size: 0.9rem; }
.skill-percent { color: var(--neon-cyan); font-weight: 600; }
.skill-bar {
  height: 6px; border-radius: 3px;
  background: rgba(255, 255, 255, 0.05);
  overflow: hidden; position: relative;
}
.skill-fill {
  height: 100%; border-radius: 3px; width: 0;
  background: var(--gradient-3);
  transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
}
.skill-fill.purple { background: var(--gradient-4); }
.skill-fill.blue { background: var(--gradient-5); }
.skill-fill.gold { background: linear-gradient(135deg, #ffd700, #ff8c00); }

/* ----- Modules ----- */
.modules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 20px; margin-top: 48px;
}
.module-card {
  position: relative;
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: 20px; padding: 32px 20px;
  text-align: center; transition: var(--transition);
  overflow: hidden; cursor: pointer;
  display: block; color: inherit; text-decoration: none;
}
.module-card:hover { color: inherit; }
.module-card::before {
  content: ''; position: absolute; inset: 0;
  border-radius: 20px;
  background: linear-gradient(135deg, transparent 0%, rgba(0, 245, 212, 0.03) 100%);
  opacity: 0; transition: var(--transition);
}
.module-card:hover::before { opacity: 1; }
.module-card:hover {
  transform: translateY(-8px);
  border-color: var(--accent, var(--neon-cyan));
  box-shadow: 0 0 40px color-mix(in srgb, var(--accent, var(--neon-cyan)) 15%, transparent);
}
.module-icon {
  width: 64px; height: 64px; border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px; font-size: 1.6rem;
  background: color-mix(in srgb, var(--accent, var(--neon-cyan)) 10%, transparent);
  color: var(--accent, var(--neon-cyan));
  transition: var(--transition);
}
.module-card:hover .module-icon { transform: scale(1.1) rotateY(10deg); }
.module-card h4 { font-size: 1rem; margin-bottom: 8px; }
.module-card p { font-size: 0.82rem; color: var(--text-muted); line-height: 1.6; }
.module-card .module-number {
  position: absolute; top: 12px; right: 16px;
  font-family: var(--font-heading); font-size: 2.5rem; font-weight: 800;
  color: rgba(255, 255, 255, 0.03); line-height: 1;
}

/* ----- Projects Slider ----- */
.slider-container { position: relative; margin-top: 48px; overflow: hidden; }
.slider-track { display: flex; transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1); }
.slider-slide { min-width: 100%; padding: 0 12px; }
.project-card {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: 20px; overflow: hidden;
  transition: var(--transition); max-width: 700px; margin: 0 auto;
}
.project-card:hover {
  transform: translateY(-6px);
  border-color: var(--neon-cyan);
  box-shadow: 0 0 40px rgba(0, 245, 212, 0.12);
}
.project-thumb {
  height: 280px; overflow: hidden; position: relative;
}
.project-thumb img {
  width: 100%; height: 100%; object-fit: cover;
  transition: var(--transition);
}
.project-card:hover .project-thumb img { transform: scale(1.08); }
.project-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(10,10,26,0.8) 0%, transparent 100%);
  display: flex; align-items: flex-end; padding: 20px;
}
.project-number {
  font-family: var(--font-heading); font-size: 1.5rem; font-weight: 700;
  color: var(--neon-cyan); opacity: 0.7;
}
.project-body { padding: 24px; }
.project-body h4 { font-size: 1.1rem; margin-bottom: 8px; }
.project-body p { font-size: 0.88rem; color: var(--text-secondary); margin-bottom: 16px; }
.project-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.project-tags span {
  padding: 4px 12px; border-radius: 50px;
  font-size: 0.75rem;
  background: rgba(0, 245, 212, 0.08);
  border: 1px solid rgba(0, 245, 212, 0.12);
  color: var(--neon-cyan);
}
.slider-controls, .testi-slider-controls {
  display: flex; align-items: center; justify-content: center;
  gap: 16px; margin-top: 32px;
}
.slider-btn {
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--text-primary); font-size: 1rem;
  cursor: pointer; transition: var(--transition);
  display: flex; align-items: center; justify-content: center;
}
.slider-btn:hover {
  border-color: var(--neon-cyan);
  background: rgba(0, 245, 212, 0.1);
  color: var(--neon-cyan);
}
.slider-dots, .testi-dots {
  display: flex; gap: 8px;
}
.slider-dot, .testi-dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  border: none; cursor: pointer; transition: var(--transition);
}
.slider-dot.active, .testi-dot.active {
  background: var(--neon-cyan);
  box-shadow: 0 0 10px rgba(0, 245, 212, 0.5);
}

/* ----- Testimonials Slider ----- */
.testi-slider-container { position: relative; margin-top: 48px; overflow: hidden; }
.testi-slider-track { display: flex; transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1); }
.testi-slide { min-width: 100%; padding: 0 12px; }
.testimonial-card {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: 20px; padding: 32px;
  transition: var(--transition); position: relative;
  max-width: 600px; margin: 0 auto;
}
.testimonial-card:hover {
  border-color: var(--neon-purple);
  transform: translateY(-4px);
  box-shadow: 0 0 30px rgba(168, 85, 247, 0.1);
}
.testimonial-card .quote {
  font-size: 3rem; color: var(--neon-purple); opacity: 0.2;
  position: absolute; top: 12px; right: 24px;
  font-family: Georgia, serif; line-height: 1;
}
.testimonial-card p {
  color: var(--text-secondary); font-size: 0.95rem;
  margin-bottom: 20px; font-style: italic; line-height: 1.7;
}
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.testimonial-author .avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--gradient-2);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 1rem; flex-shrink: 0;
}
.testimonial-author h5 { font-size: 0.9rem; }
.testimonial-author span { font-size: 0.78rem; color: var(--text-muted); }

/* ----- Contact ----- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; margin-top: 48px; }
.contact-info h3 {
  font-family: var(--font-heading); font-size: 1.4rem; margin-bottom: 16px;
}
.contact-info p { color: var(--text-secondary); margin-bottom: 32px; }
.contact-item { display: flex; align-items: center; gap: 16px; margin-bottom: 20px; }
.contact-item .icon-box {
  width: 48px; height: 48px; border-radius: 12px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; color: var(--neon-cyan); flex-shrink: 0;
}
.contact-item h5 { font-size: 0.9rem; }
.contact-item a, .contact-item span { font-size: 0.85rem; color: var(--text-secondary); }
.contact-item a:hover { color: var(--neon-cyan); }
.contact-cta-row { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 24px; }
.btn-whatsapp {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 32px; border-radius: 50px;
  font-weight: 600; font-size: 0.95rem;
  background: #25d366; color: #fff;
  transition: var(--transition);
}
.btn-whatsapp:hover {
  transform: translateY(-3px);
  box-shadow: 0 0 30px rgba(37, 211, 102, 0.4);
  color: #fff;
}
.contact-form {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 24px; padding: 40px;
  box-shadow: var(--glass-shadow);
}
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block; font-size: 0.85rem; font-weight: 500;
  margin-bottom: 6px; color: var(--text-secondary);
}
.form-group input, .form-group textarea {
  width: 100%; padding: 12px 16px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
  border-radius: 12px; color: var(--text-primary);
  font-family: var(--font-body); font-size: 0.9rem;
  transition: var(--transition); outline: none;
}
.form-group input:focus, .form-group textarea:focus {
  border-color: var(--neon-cyan);
  box-shadow: 0 0 20px rgba(0, 245, 212, 0.1);
}
.form-group textarea { min-height: 120px; resize: vertical; }
.btn-submit {
  width: 100%; padding: 14px; border-radius: 12px;
  background: var(--gradient-3);
  color: #0a0a1a; font-weight: 700; font-size: 1rem;
  border: none; cursor: pointer; transition: var(--transition);
  font-family: var(--font-body);
}
.btn-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 40px rgba(0, 245, 212, 0.3);
}

/* ----- Footer ----- */
.footer {
  position: relative; z-index: 1;
  border-top: 1px solid var(--glass-border);
  padding: 40px 0 24px; text-align: center;
}
.footer-logo {
  font-family: var(--font-heading); font-size: 1.5rem; font-weight: 700;
  background: var(--gradient-3);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
}
.footer-dot { color: var(--neon-purple); -webkit-text-fill-color: var(--neon-purple); }
.footer p { color: var(--text-muted); font-size: 0.85rem; }
.footer-credit { margin-top: 4px; font-size: 0.75rem !important; }
.footer-credit a { color: var(--text-muted); }
.footer-credit a:hover { color: var(--neon-cyan); }
.footer-socials {
  display: flex; justify-content: center; gap: 16px; margin: 16px 0;
}
.footer-socials a {
  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);
}
.footer-socials a:hover {
  border-color: var(--neon-cyan); color: var(--neon-cyan);
  transform: translateY(-3px);
  box-shadow: 0 0 20px rgba(0, 245, 212, 0.2);
}

/* ----- Scroll Reveal ----- */
.reveal {
  opacity: 0; transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ----- Responsive ----- */
@media (max-width: 1024px) {
  .hero-title { font-size: 2.8rem; }
  .hero-grid { gap: 40px; }
  .hero-avatar { width: 320px; height: 320px; }
  .avatar-content i { font-size: 5rem; }
}
@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: fixed; top: 0; right: -100%; width: 280px; height: 100vh;
    background: rgba(10, 10, 26, 0.95);
    backdrop-filter: blur(24px);
    flex-direction: column; justify-content: center; align-items: center;
    gap: 24px; transition: var(--transition);
    border-left: 1px solid var(--glass-border);
  }
  .nav-links.active { right: 0; }
  .hero-grid { grid-template-columns: 1fr; text-align: center; }
  .hero-title { font-size: 2rem; }
  .hero-desc { margin: 0 auto 32px; }
  .hero-btns { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-avatar { width: 220px; height: 220px; }
  .avatar-content i { font-size: 3.5rem; }
  .hero { padding: 100px 0 60px; }
  .hero-visual { order: -1; }
  .section { padding: 60px 0; }
  .section-title { font-size: 1.8rem; }
  .about-grid { grid-template-columns: 1fr; gap: 32px; }
  .about-image-card img { height: 280px; }
  .about-info-cards { grid-template-columns: 1fr 1fr; }
  .skills-grid { grid-template-columns: 1fr; gap: 24px; }
  .modules-grid { grid-template-columns: repeat(2, 1fr); }
  .slider-slide { padding: 0; }
  .testi-slide { padding: 0; }
  .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .hero-stats { gap: 24px; }
  .hero-stat h3 { font-size: 1.5rem; }
  .project-thumb { height: 200px; }
  .contact-form { padding: 24px; }
  .contact-cta-row { flex-direction: column; }
  .whatsapp-float { width: 50px; height: 50px; font-size: 1.4rem; bottom: 16px; right: 16px; }
}
@media (max-width: 480px) {
  .modules-grid { grid-template-columns: 1fr; }
  .about-info-cards { grid-template-columns: 1fr; }
  .hero-title { font-size: 1.6rem; }
  .hero-avatar { width: 180px; height: 180px; }
  .avatar-content i { font-size: 2.8rem; }
  .section-title { font-size: 1.4rem; }
}