/* ===== RESET & BASE ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Inter', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  transition: background 0.4s ease, color 0.4s ease;
  overflow-x: hidden;
}
:root {
  --bg-primary: #f8f9fc;
  --bg-secondary: #ffffff;
  --bg-dark-alt: #f0f2f7;
  --text-primary: #1a1a2e;
  --text-secondary: #4a4a6a;
  --text-light: #7a7a9a;
  --blue-dark: #0a1628;
  --blue-primary: #0d47a1;
  --blue-secondary: #1565C0;
  --blue-accent: #1976D2;
  --gold: #D4AF37;
  --gold-light: #F5E6B8;
  --gold-dark: #B8960F;
  --shadow: 0 4px 20px rgba(13, 71, 161, 0.08);
  --shadow-hover: 0 8px 40px rgba(13, 71, 161, 0.15);
  --border-radius: 12px;
  --border-radius-lg: 20px;
  --transition: all 0.3s ease;
}
body.dark-mode {
  --bg-primary: #0a1628;
  --bg-secondary: #0f1d35;
  --bg-dark-alt: #0d1a2e;
  --text-primary: #e8eaf6;
  --text-secondary: #b0bec5;
  --text-light: #78909c;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  --shadow-hover: 0 8px 40px rgba(0, 0, 0, 0.5);
}
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
section { padding: 100px 0; position: relative; }
.page-header {
  padding: 160px 0 60px;
  background: linear-gradient(135deg, var(--bg-primary), var(--bg-dark-alt));
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-header::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 500px; height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(13,71,161,0.05) 0%, transparent 70%);
  pointer-events: none;
}
.section-tag {
  display: inline-block;
  background: var(--gold);
  color: #0a1628;
  padding: 6px 18px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 16px;
}
.section-title {
  font-family: 'Playfair Display', serif;
  font-size: 2.8rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-primary);
}
.section-title span { color: var(--gold); }
.section-subtitle {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 600px;
  line-height: 1.8;
}
.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }
.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: 'Inter', sans-serif;
}
.btn-primary {
  background: var(--blue-primary);
  color: #fff;
}
.btn-primary:hover {
  background: var(--blue-secondary);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(13, 71, 161, 0.35);
}
.btn-outline {
  background: transparent;
  color: var(--blue-primary);
  border: 2px solid var(--blue-primary);
}
.btn-outline:hover {
  background: var(--blue-primary);
  color: #fff;
  transform: translateY(-2px);
}
.btn-gold {
  background: var(--gold);
  color: #0a1628;
}
.btn-gold:hover {
  background: var(--gold-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(212, 175, 55, 0.4);
}
.gold-text { color: var(--gold); }

/* ===== PRELOADER ===== */
#preloader {
  position: fixed;
  inset: 0;
  background: var(--bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 99999;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}
#preloader.hidden { opacity: 0; visibility: hidden; }
.loader {
  width: 50px; height: 50px;
  border: 4px solid var(--text-light);
  border-top-color: var(--gold);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ===== NAVIGATION ===== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 9999;
  padding: 16px 0;
  transition: var(--transition);
}
.navbar.scrolled {
  background: var(--bg-secondary);
  box-shadow: var(--shadow);
  padding: 10px 0;
  backdrop-filter: blur(20px);
  background: rgba(255,255,255,0.95);
}
body.dark-mode .navbar.scrolled {
  background: rgba(10, 22, 40, 0.95);
}
.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: 'Playfair Display', serif;
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-primary);
}
.nav-logo span { color: var(--gold); }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--gold);
  transition: var(--transition);
}
.nav-links a:hover { color: var(--gold); }
.nav-links a:hover::after { width: 100%; }
.nav-links a.active { color: var(--gold); }
.nav-links a.active::after { width: 100%; }
.theme-toggle {
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 2px solid var(--text-light);
  background: transparent;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  font-size: 1.1rem;
  transition: var(--transition);
}
.theme-toggle:hover {
  border-color: var(--gold);
  color: var(--gold);
}
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}
.hamburger span {
  width: 28px; height: 2.5px;
  background: var(--text-primary);
  border-radius: 4px;
  transition: var(--transition);
}
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-dark-alt) 100%);
  padding-top: 80px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -20%;
  width: 600px; height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(13,71,161,0.06) 0%, transparent 70%);
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: -20%;
  left: -10%;
  width: 400px; height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(212,175,55,0.05) 0%, transparent 70%);
  pointer-events: none;
}
.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.hero-badge {
  display: inline-block;
  background: rgba(212,175,55,0.15);
  color: var(--gold);
  padding: 6px 18px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 20px;
  border: 1px solid rgba(212,175,55,0.3);
}
.hero h1 {
  font-family: 'Playfair Display', serif;
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 12px;
}
.hero h1 span { color: var(--gold); }
.hero h2 {
  font-size: 1.15rem;
  font-weight: 400;
  color: var(--text-secondary);
  margin-bottom: 24px;
  line-height: 1.7;
}
.hero p {
  color: var(--text-light);
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: 32px;
  max-width: 520px;
}
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 32px; }
.hero-social { display: flex; gap: 14px; }
.hero-social a {
  width: 44px; height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--text-light);
  color: var(--text-secondary);
  font-size: 1.1rem;
  transition: var(--transition);
}
.hero-social a:hover {
  border-color: var(--gold);
  color: var(--gold);
  transform: translateY(-3px);
}
.hero-image {
  position: relative;
  display: flex;
  justify-content: center;
}
.hero-image-wrapper {
  width: 380px; height: 380px;
  border-radius: 50%;
  overflow: hidden;
  border: 4px solid var(--gold);
  box-shadow: 0 20px 60px rgba(13,71,161,0.15);
  position: relative;
}
.hero-image-wrapper img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.hero-image-ring {
  position: absolute;
  top: -12px; left: -12px;
  right: -12px; bottom: -12px;
  border-radius: 50%;
  border: 2px dashed rgba(212,175,55,0.3);
  animation: spin 30s linear infinite;
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}
.hero-image-wrapper { animation: float 5s ease-in-out infinite; }

/* ===== ABOUT ===== */
.about { background: var(--bg-secondary); }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-top: 50px;
}
.about-image img {
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-hover);
  width: 100%;
}
.about-content h3 {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 16px;
}
.about-content p {
  color: var(--text-secondary);
  margin-bottom: 20px;
  line-height: 1.8;
}
.about-info {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 24px;
}
.about-info-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  background: var(--bg-dark-alt);
  border-radius: 8px;
  font-size: 0.9rem;
}
.about-info-item i {
  color: var(--gold);
  width: 20px;
}

/* ===== EDUCATION ===== */
.education { background: var(--bg-dark-alt); }
.edu-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 50px;
}
.edu-card {
  background: var(--bg-secondary);
  border-radius: var(--border-radius);
  padding: 36px 28px;
  box-shadow: var(--shadow);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  border-top: 4px solid var(--gold);
}
.edu-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}
.edu-icon {
  width: 56px; height: 56px;
  border-radius: 12px;
  background: rgba(212,175,55,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--gold);
  margin-bottom: 18px;
}
.edu-card h4 { font-size: 1.2rem; font-weight: 700; margin-bottom: 6px; }
.edu-card .edu-institution { color: var(--blue-primary); font-weight: 600; font-size: 0.9rem; margin-bottom: 4px; }
.edu-card .edu-location { color: var(--text-light); font-size: 0.85rem; margin-bottom: 12px; }
.edu-card .edu-percentage {
  display: inline-block;
  background: rgba(212,175,55,0.1);
  color: var(--gold);
  padding: 4px 14px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
}

/* ===== EXPERIENCE ===== */
.experience { background: var(--bg-secondary); }
.exp-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin-top: 50px;
}
.exp-card {
  background: var(--bg-dark-alt);
  border-radius: var(--border-radius);
  padding: 36px 32px;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border-left: 4px solid var(--gold);
}
.exp-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.exp-card .exp-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
}
.exp-card h4 { font-size: 1.2rem; font-weight: 700; }
.exp-card .exp-duration {
  background: var(--blue-primary);
  color: #fff;
  padding: 4px 14px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
}
.exp-card p { color: var(--text-secondary); font-size: 0.95rem; line-height: 1.7; }
.exp-card ul { margin-top: 12px; }
.exp-card ul li {
  color: var(--text-secondary);
  font-size: 0.9rem;
  padding: 4px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}
.exp-card ul li::before {
  content: '\f00c';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  color: var(--gold);
  font-size: 0.75rem;
}

/* ===== SKILLS ===== */
.skills { background: var(--bg-dark-alt); }
.skills-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin-top: 50px;
}
.skill-item { margin-bottom: 24px; }
.skill-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
}
.skill-header span { font-size: 0.95rem; font-weight: 600; }
.skill-header .skill-percent { color: var(--gold); }
.skill-bar {
  width: 100%; height: 10px;
  background: var(--bg-primary);
  border-radius: 50px;
  overflow: hidden;
}
.skill-bar-fill {
  height: 100%;
  border-radius: 50px;
  background: linear-gradient(90deg, var(--blue-primary), var(--gold));
  width: 0;
  transition: width 1.5s ease;
}

/* ===== PORTFOLIO ===== */
.portfolio { background: var(--bg-secondary); }
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 50px;
}
.portfolio-card {
  background: var(--bg-dark-alt);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
}
.portfolio-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
}
.portfolio-img {
  height: 220px;
  overflow: hidden;
  position: relative;
}
.portfolio-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.portfolio-card:hover .portfolio-img img { transform: scale(1.1); }
.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 22, 40, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  opacity: 0;
  transition: var(--transition);
}
.portfolio-card:hover .portfolio-overlay { opacity: 1; }
.portfolio-overlay a {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--gold);
  color: #0a1628;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: var(--transition);
}
.portfolio-overlay a:hover { transform: scale(1.15); }
.portfolio-body { padding: 24px; }
.portfolio-body h4 { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
.portfolio-body p { color: var(--text-secondary); font-size: 0.9rem; margin-bottom: 12px; }
.portfolio-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.portfolio-tags span {
  background: rgba(13,71,161,0.1);
  color: var(--blue-primary);
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 500;
}

/* ===== SERVICES ===== */
.services { background: var(--bg-dark-alt); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 50px;
}
.service-card {
  background: var(--bg-secondary);
  border-radius: var(--border-radius);
  padding: 32px 24px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border-bottom: 3px solid transparent;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-bottom-color: var(--gold);
}
.service-icon {
  width: 64px; height: 64px;
  border-radius: 16px;
  background: rgba(212,175,55,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: var(--gold);
  margin: 0 auto 18px;
  transition: var(--transition);
}
.service-card:hover .service-icon { background: var(--gold); color: #0a1628; }
.service-card h4 { font-size: 1.05rem; font-weight: 700; margin-bottom: 10px; }
.service-card p { color: var(--text-secondary); font-size: 0.88rem; line-height: 1.6; }

/* ===== LEARNING JOURNEY ===== */
.journey { background: var(--bg-secondary); }
.timeline {
  position: relative;
  max-width: 800px;
  margin: 50px auto 0;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  top: 0; bottom: 0;
  width: 3px;
  background: linear-gradient(to bottom, var(--blue-primary), var(--gold));
}
.timeline-item {
  position: relative;
  margin-bottom: 40px;
}
.timeline-item:nth-child(odd) .timeline-content {
  margin-left: auto;
  padding-left: 80px;
  text-align: left;
}
.timeline-item:nth-child(even) .timeline-content {
  margin-right: auto;
  padding-right: 80px;
  text-align: right;
}
.timeline-dot {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--gold);
  border: 4px solid var(--bg-secondary);
  box-shadow: 0 0 0 3px var(--gold);
  z-index: 2;
  top: 8px;
}
.timeline-content {
  width: 45%;
  background: var(--bg-dark-alt);
  padding: 24px;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  transition: var(--transition);
}
.timeline-content:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.timeline-content h4 { font-size: 1.05rem; font-weight: 700; margin-bottom: 6px; }
.timeline-content p { color: var(--text-secondary); font-size: 0.9rem; }

/* ===== TESTIMONIALS ===== */
.testimonials { background: var(--bg-dark-alt); }
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 50px;
}
.testimonial-card {
  background: var(--bg-secondary);
  border-radius: var(--border-radius);
  padding: 32px;
  box-shadow: var(--shadow);
  transition: var(--transition);
}
.testimonial-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.testimonial-stars { color: var(--gold); margin-bottom: 14px; font-size: 0.9rem; }
.testimonial-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 20px;
  font-style: italic;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
}
.testimonial-author img {
  width: 48px; height: 48px;
  border-radius: 50%;
  object-fit: cover;
}
.testimonial-author h5 { font-weight: 700; font-size: 0.95rem; }
.testimonial-author span { color: var(--text-light); font-size: 0.8rem; }

/* ===== CONTACT ===== */
.contact { background: var(--bg-secondary); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  margin-top: 50px;
}
.contact-info h3 { font-size: 1.6rem; margin-bottom: 20px; }
.contact-info-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--bg-dark-alt);
}
.contact-info-item i {
  width: 44px; height: 44px;
  border-radius: 12px;
  background: rgba(212,175,55,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  font-size: 1.1rem;
}
.contact-info-item h5 { font-weight: 600; font-size: 0.9rem; }
.contact-info-item p { color: var(--text-secondary); font-size: 0.9rem; }
.contact-form { background: var(--bg-dark-alt); padding: 36px; border-radius: var(--border-radius-lg); }
.form-group { margin-bottom: 20px; }
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 18px;
  border: 2px solid transparent;
  border-radius: 10px;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  transition: var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--gold);
  background: var(--bg-secondary);
}
.form-group textarea { min-height: 140px; resize: vertical; }
.whatsapp-float {
  position: fixed;
  bottom: 24px; right: 24px;
  z-index: 999;
  width: 56px; height: 56px;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  transition: var(--transition);
  animation: float 3s ease-in-out infinite;
}
.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 30px rgba(37,211,102,0.6);
  color: #fff;
}
.map-container {
  margin-top: 40px;
  border-radius: var(--border-radius);
  overflow: hidden;
  height: 300px;
  background: var(--bg-dark-alt);
}
.map-placeholder {
  width: 100%; height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--text-light);
  font-size: 0.95rem;
  gap: 10px;
}
.map-placeholder i { font-size: 2.5rem; color: var(--gold); }

/* ===== FOOTER ===== */
.footer {
  background: var(--blue-dark);
  color: #e8eaf6;
  padding: 70px 0 30px;
  position: relative;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 50px;
}
.footer-brand h3 {
  font-family: 'Playfair Display', serif;
  font-size: 1.6rem;
  margin-bottom: 14px;
}
.footer-brand h3 span { color: var(--gold); }
.footer-brand p { color: #90a4ae; font-size: 0.9rem; line-height: 1.7; margin-bottom: 20px; }
.footer-social { display: flex; gap: 12px; }
.footer-social a {
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #90a4ae;
  transition: var(--transition);
}
.footer-social a:hover {
  border-color: var(--gold);
  color: var(--gold);
  transform: translateY(-3px);
}
.footer h4 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 20px;
  color: #fff;
}
.footer ul li { margin-bottom: 10px; }
.footer ul li a {
  color: #90a4ae;
  font-size: 0.9rem;
  transition: var(--transition);
}
.footer ul li a:hover { color: var(--gold); padding-left: 4px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: 24px;
  text-align: center;
  color: #90a4ae;
  font-size: 0.88rem;
}
.footer-bottom span { color: var(--gold); }

/* ===== SCROLL ANIMATIONS ===== */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}
.reveal-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-left.revealed {
  opacity: 1;
  transform: translateX(0);
}
.reveal-right {
  opacity: 0;
  transform: translateX(50px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-right.revealed {
  opacity: 1;
  transform: translateX(0);
}

/* ===== SLIDER / CAROUSEL ===== */
.slider-container {
  position: relative;
  overflow: hidden;
  border-radius: var(--border-radius-lg);
}
.slider-track {
  display: flex;
  transition: transform 0.6s ease;
}
.slider-slide {
  min-width: 100%;
  position: relative;
}
.slider-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.slider-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px; height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,0.9);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--blue-dark);
  transition: var(--transition);
  z-index: 5;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}
.slider-btn:hover { background: var(--gold); color: #0a1628; }
.slider-prev { left: 16px; }
.slider-next { right: 16px; }
.slider-dots {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 20px;
}
.slider-dot {
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--text-light);
  border: none;
  cursor: pointer;
  transition: var(--transition);
}
.slider-dot.active { background: var(--gold); transform: scale(1.3); }

/* ===== HERO SLIDER ===== */
.hero-slider {
  position: relative;
  width: 100%;
  min-height: 100vh;
  overflow: hidden;
}
.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.8s ease;
  display: flex;
  align-items: center;
  background-size: cover;
  background-position: center;
  z-index: 1;
}
.hero-slide.active { opacity: 1; z-index: 2; }
.hero-slide-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(10,22,40,0.85) 0%, rgba(10,22,40,0.4) 100%);
}
.hero-slide-content {
  position: relative;
  z-index: 3;
  max-width: 640px;
  margin-left: 8%;
  padding: 40px 50px;
  color: #fff;
}
.hero-slide-content h1 {
  font-family: 'Playfair Display', serif;
  font-size: 3.2rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 16px;
}
.hero-slide-content h1 span { color: var(--gold); }
.hero-slide-content p {
  color: rgba(255,255,255,0.85);
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: 24px;
}
.hero-slide-content .hero-badge {
  display: inline-block;
  background: rgba(212,175,55,0.2);
  color: #f5d742;
  padding: 6px 18px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 20px;
  border: 1px solid rgba(212,175,55,0.4);
  letter-spacing: 1px;
}
.hero-slide-content .hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 24px; }
.hero-slide-content .hero-buttons .btn-outline {
  border-color: rgba(255,255,255,0.6);
  color: #fff;
  background: transparent;
}
.hero-slide-content .hero-buttons .btn-outline:hover {
  background: #fff;
  color: var(--blue-dark);
  border-color: #fff;
}
.hero-slide-content .hero-social { display: flex; gap: 12px; }
.hero-slide-content .hero-social a {
  width: 42px; height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid rgba(255,255,255,0.5);
  color: rgba(255,255,255,0.85);
  font-size: 1rem;
  transition: var(--transition);
}
.hero-slide-content .hero-social a:hover {
  border-color: var(--gold);
  color: var(--gold);
  transform: translateY(-3px);
}
.hero-slider .slider-prev,
.hero-slider .slider-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.4);
  background: rgba(0,0,0,0.35);
  color: #fff;
  font-size: 1.1rem;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
}
.hero-slider .slider-prev:hover,
.hero-slider .slider-next:hover {
  background: var(--gold);
  border-color: var(--gold);
  color: #0a1628;
}
.hero-slider .slider-prev { left: 20px; }
.hero-slider .slider-next { right: 20px; }
.hero-slider-controls {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 12px;
  z-index: 10;
}
.hero-slider-controls button {
  width: 12px; height: 12px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.6);
  background: transparent;
  cursor: pointer;
  transition: var(--transition);
  padding: 0;
}
.hero-slider-controls button.active {
  background: var(--gold);
  border-color: var(--gold);
}

/* ===== TESTIMONIAL SLIDER ===== */
.testimonial-slider-card {
  background: var(--bg-secondary);
  border-radius: var(--border-radius);
  padding: 40px 32px;
  text-align: center;
  box-shadow: var(--shadow);
  max-width: 600px;
  margin: 0 auto;
}
.testimonial-slider-img {
  width: 80px; height: 80px;
  border-radius: 50%;
  overflow: hidden;
  margin: 0 auto 16px;
  border: 3px solid var(--gold);
}
.testimonial-slider-img img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.testimonial-slider-card h5 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-top: 12px;
}
.testimonial-slider-card span {
  color: var(--text-light);
  font-size: 0.85rem;
}
.testimonial-slider-card p {
  color: var(--text-secondary);
  font-style: italic;
  line-height: 1.7;
}

/* ===== PAGE SPECIFIC ===== */
.breadcrumb {
  color: var(--text-light);
  font-size: 0.9rem;
  margin-top: 10px;
}
.breadcrumb a { color: var(--gold); }
.breadcrumb span { color: var(--text-light); }
.page-cta {
  text-align: center;
  padding: 80px 0;
  background: var(--bg-dark-alt);
}
.page-cta h2 { font-size: 2rem; margin-bottom: 16px; }
.page-cta p { color: var(--text-secondary); margin-bottom: 24px; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  .hero-slide-content { margin-left: 0; padding: 40px 30px; text-align: center; }
  .hero-slide-content .hero-buttons,
  .hero-slide-content .hero-social { justify-content: center; }
  .hero-slide-content h1 { font-size: 2.4rem; }
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero p { margin: 0 auto 32px; }
  .hero-buttons, .hero-social { justify-content: center; }
  .hero-image { order: -1; }
  .hero-image-wrapper { width: 280px; height: 280px; }
  .hero h1 { font-size: 2.5rem; }
  .about-grid { grid-template-columns: 1fr; }
  .edu-grid { grid-template-columns: 1fr; }
  .exp-grid { grid-template-columns: 1fr; }
  .skills-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .section-title { font-size: 2rem; }
  .timeline::before { left: 20px; }
  .timeline-item:nth-child(odd) .timeline-content,
  .timeline-item:nth-child(even) .timeline-content {
    width: calc(100% - 50px);
    margin-left: 50px;
    padding: 20px;
    text-align: left;
  }
  .timeline-dot { left: 20px; }
}
@media (max-width: 768px) {
  .hero-slide-content { padding: 40px 20px; }
  .hero-slide-content h1 { font-size: 1.8rem; }
  .hero-slide-content p { font-size: 0.95rem; margin-bottom: 20px; }
  .hero-slider .slider-prev,
  .hero-slider .slider-next { width: 36px; height: 36px; font-size: 0.9rem; }
  .hero-slider .slider-prev { left: 10px; }
  .hero-slider .slider-next { right: 10px; }
  .hero-slide-content .hero-buttons .btn { padding: 10px 20px; font-size: 0.85rem; }
  .hero-slide-content .hero-social a { width: 36px; height: 36px; font-size: 0.9rem; }
  .hero-slider-controls { bottom: 20px; gap: 8px; }
  .hero-slider-controls button { width: 10px; height: 10px; }
  .nav-links { display: none; }
  .nav-links.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--bg-secondary);
    padding: 24px;
    box-shadow: var(--shadow-hover);
    border-radius: 0 0 var(--border-radius) var(--border-radius);
  }
  .hamburger { display: flex; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  section { padding: 70px 0; }
}
@media (max-width: 480px) {
  .hero h1 { font-size: 2rem; }
  .hero-image-wrapper { width: 220px; height: 220px; }
  .about-info { grid-template-columns: 1fr; }
}