/* ============================================
   WEBS-360 - Portfolio Showcase
   Tema: Universo / Tecnológico / Oscuro
   ============================================ */

/* === VARIABLES === */
:root {
  --bg-primary: #06060f;
  --bg-secondary: #0c0c1d;
  --bg-card: rgba(255, 255, 255, 0.03);
  --bg-card-hover: rgba(255, 255, 255, 0.07);
  --bg-glass: rgba(255, 255, 255, 0.05);
  --accent-primary: #6366f1;
  --accent-secondary: #818cf8;
  --accent-cyan: #06b6d4;
  --accent-purple: #a855f7;
  --accent-gradient: linear-gradient(135deg, #6366f1, #06b6d4);
  --text-primary: #e2e8f0;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --border-color: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(99, 102, 241, 0.3);
  --shadow-glow: 0 0 30px rgba(99, 102, 241, 0.15);
  --radius: 16px;
  --radius-sm: 10px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul { list-style: none; }

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

/* === PARTICLES BACKGROUND === */
.particles-bg {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.particle {
  position: absolute;
  border-radius: 50%;
  background: rgba(99, 102, 241, 0.3);
  animation: float-particle linear infinite;
}

@keyframes float-particle {
  0% { transform: translateY(100vh) scale(0); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translateY(-10vh) scale(1); opacity: 0; }
}

/* Nebula glow effects */
.nebula {
  position: fixed;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.12;
  pointer-events: none;
  z-index: 0;
}

.nebula-1 {
  width: 500px; height: 500px;
  background: var(--accent-primary);
  top: -100px; right: -100px;
  animation: nebula-drift 20s ease-in-out infinite alternate;
}

.nebula-2 {
  width: 400px; height: 400px;
  background: var(--accent-cyan);
  bottom: -50px; left: -50px;
  animation: nebula-drift 25s ease-in-out infinite alternate-reverse;
}

.nebula-3 {
  width: 350px; height: 350px;
  background: var(--accent-purple);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  animation: nebula-drift 18s ease-in-out infinite alternate;
}

@keyframes nebula-drift {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(30px, -20px) scale(1.1); }
  100% { transform: translate(-20px, 30px) scale(0.9); }
}

/* === GRID LINE BACKGROUND === */
.grid-bg {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

/* === NAVBAR === */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(6, 6, 15, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition);
}

.navbar.scrolled {
  padding: 0.6rem 2rem;
  background: rgba(6, 6, 15, 0.95);
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.4rem;
  font-weight: 700;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.navbar-brand .brand-icon {
  width: 36px; height: 36px;
  background: var(--accent-gradient);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 900;
  font-size: 1rem;
  -webkit-text-fill-color: white;
}

.navbar-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.navbar-links a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}

.navbar-links a:hover {
  color: var(--text-primary);
}

.navbar-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--accent-gradient);
  transition: width 0.3s ease;
}

.navbar-links a:hover::after { width: 100%; }

.btn-contact-nav {
  padding: 0.5rem 1.2rem;
  background: var(--accent-gradient);
  border: none;
  border-radius: 8px;
  color: white;
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  transition: var(--transition);
}

.btn-contact-nav:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: var(--transition);
}

/* === HERO === */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 6rem 2rem 4rem;
  z-index: 1;
}

.hero-content {
  max-width: 800px;
  animation: fadeInUp 1s ease-out;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: var(--bg-glass);
  border: 1px solid var(--border-color);
  border-radius: 50px;
  font-size: 0.8rem;
  color: var(--accent-secondary);
  margin-bottom: 1.5rem;
  backdrop-filter: blur(10px);
}

.hero-badge .dot {
  width: 6px; height: 6px;
  background: #22c55e;
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.hero h1 .gradient-text {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero .subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  max-width: 600px;
  margin-inline: auto;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  background: var(--accent-gradient);
  border: none;
  border-radius: 12px;
  color: white;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  background: var(--bg-glass);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  color: var(--text-primary);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
  backdrop-filter: blur(10px);
  text-decoration: none;
}

.btn-secondary:hover {
  border-color: var(--accent-primary);
  background: rgba(99, 102, 241, 0.1);
  transform: translateY(-3px);
}

/* Stats bar under hero */
.stats-bar {
  display: flex;
  justify-content: center;
  gap: 3rem;
  margin-top: 4rem;
  flex-wrap: wrap;
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-size: 2rem;
  font-weight: 800;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* === SECTION GENERAL === */
.section {
  position: relative;
  z-index: 1;
  padding: 6rem 2rem;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-header h2 {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.section-header p {
  color: var(--text-secondary);
  max-width: 500px;
  margin-inline: auto;
}

.container {
  max-width: 1200px;
  margin-inline: auto;
  width: 100%;
}

/* === PROJECT CARDS === */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2rem;
}

.project-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
  cursor: pointer;
  group: true;
}

.project-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-glow);
  background: var(--bg-card-hover);
}

.project-card-image {
  position: relative;
  width: 100%;
  height: 220px;
  overflow: hidden;
}

.project-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.project-card:hover .project-card-image img {
  transform: scale(1.08);
}

.project-card-image .overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(6, 6, 15, 0.9), transparent 60%);
  opacity: 0;
  transition: opacity 0.3s ease;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding-bottom: 1.5rem;
}

.project-card:hover .project-card-image .overlay {
  opacity: 1;
}

/* Card Price Badge */
.card-price-badge {
  position: absolute;
  top: 0.6rem;
  right: 0.6rem;
  background: rgba(99, 102, 241, 0.9);
  backdrop-filter: blur(8px);
  color: white;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.3rem 0.65rem;
  border-radius: 6px;
  z-index: 2;
  letter-spacing: 0.02em;
  box-shadow: 0 2px 8px rgba(99, 102, 241, 0.3);
}

.overlay .btn-view {
  padding: 0.5rem 1.5rem;
  background: var(--accent-gradient);
  border: none;
  border-radius: 8px;
  color: white;
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  transform: translateY(10px);
  transition: var(--transition);
}

.project-card:hover .overlay .btn-view {
  transform: translateY(0);
}

.project-card-body {
  padding: 1.5rem;
}

.project-card-body h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.project-card-body .description {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 1rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.tech-tag {
  padding: 0.2rem 0.7rem;
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: 6px;
  font-size: 0.72rem;
  color: var(--accent-secondary);
  font-weight: 500;
}

/* === PROJECT DETAIL PAGE === */
.project-detail {
  position: relative;
  z-index: 1;
  padding-top: 5rem;
}

.project-hero {
  padding: 3rem 2rem;
  text-align: center;
}

.project-hero .back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
  transition: var(--transition);
}

.project-hero .back-link:hover {
  color: var(--accent-secondary);
}

.project-hero h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  margin-bottom: 0.75rem;
}

.project-hero .project-subtitle {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 600px;
  margin-inline: auto;
}

/* Carousel */
.carousel-section {
  padding: 0 2rem 3rem;
}

.carousel-container {
  max-width: 1000px;
  margin-inline: auto;
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
}

.carousel-track {
  display: flex;
  transition: transform 0.5s ease;
}

.carousel-slide {
  min-width: 100%;
  aspect-ratio: 16/9;
}

.carousel-slide img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: var(--bg-secondary);
}

.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px; height: 44px;
  background: rgba(6, 6, 15, 0.8);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  color: var(--text-primary);
  font-size: 1.2rem;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}

.carousel-btn:hover {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
}

.carousel-btn.prev { left: 1rem; }
.carousel-btn.next { right: 1rem; }

.carousel-dots {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem;
}

.carousel-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
  border: none;
  cursor: pointer;
  transition: var(--transition);
}

.carousel-dot.active {
  background: var(--accent-primary);
  width: 24px;
  border-radius: 4px;
}

/* Project Info Section */
.project-info {
  max-width: 1000px;
  margin-inline: auto;
  padding: 0 2rem 4rem;
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 3rem;
}

.project-description {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 2rem;
}

.project-description h2 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.project-description p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: 1rem;
}

.features-list {
  margin-top: 1.5rem;
}

.features-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.6rem 0;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.features-list li .check {
  color: #22c55e;
  font-size: 1rem;
  margin-top: 2px;
}

/* Sidebar */
.project-sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.sidebar-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.sidebar-card h3 {
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

/* Pricing Card */
.pricing-card {
  border-color: rgba(99, 102, 241, 0.3);
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.06) 0%, rgba(6, 6, 15, 0.4) 100%);
}

.pricing-options {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.pricing-option {
  display: flex;
  gap: 0.85rem;
  align-items: flex-start;
  padding: 0.85rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.pricing-option:hover {
  border-color: rgba(99, 102, 241, 0.4);
  background: rgba(99, 102, 241, 0.05);
}

.pricing-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
  margin-top: 0.1rem;
}

.pricing-details {
  flex: 1;
}

.pricing-type {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  margin-bottom: 0.25rem;
}

.pricing-price {
  font-size: 1.25rem;
  font-weight: 800;
  color: #ffffff;
}

.pricing-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
  line-height: 1.4;
}

/* Video */
.video-wrapper {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.video-wrapper iframe {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  border: none;
}

/* Credentials card */
.credentials {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.credential-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255, 255, 255, 0.03);
  padding: 0.6rem 0.8rem;
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.credential-item .label {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.credential-item .value {
  font-family: 'Fira Code', 'Consolas', monospace;
  font-size: 0.85rem;
  color: var(--accent-secondary);
}

.credential-item .copy-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  transition: var(--transition);
}

.credential-item .copy-btn:hover {
  color: var(--accent-primary);
}

/* Action buttons */
.action-buttons {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.btn-live {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem;
  background: var(--accent-gradient);
  border: none;
  border-radius: 10px;
  color: white;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}

.btn-live:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(99, 102, 241, 0.4);
}

.btn-whatsapp {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem;
  background: rgba(37, 211, 102, 0.1);
  border: 1px solid rgba(37, 211, 102, 0.3);
  border-radius: 10px;
  color: #25d366;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}

.btn-whatsapp:hover {
  background: rgba(37, 211, 102, 0.2);
  border-color: #25d366;
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(37, 211, 102, 0.2);
}

/* Tech stack in sidebar */
.tech-stack-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tech-stack-item {
  padding: 0.35rem 0.8rem;
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: 8px;
  font-size: 0.8rem;
  color: var(--accent-secondary);
  font-weight: 500;
}

/* Project navigation */
.project-nav {
  max-width: 1000px;
  margin-inline: auto;
  padding: 0 2rem 4rem;
  display: flex;
  justify-content: space-between;
}

.project-nav a {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  color: var(--text-secondary);
  font-size: 0.9rem;
  transition: var(--transition);
}

.project-nav a:hover {
  border-color: var(--accent-primary);
  color: var(--text-primary);
}

/* === ABOUT SECTION === */
.about-content {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 3rem;
  align-items: center;
  max-width: 800px;
  margin-inline: auto;
}

.about-avatar {
  width: 180px; height: 180px;
  border-radius: 50%;
  border: 3px solid var(--accent-primary);
  padding: 4px;
  background: var(--bg-secondary);
}

.about-avatar img {
  width: 100%; height: 100%;
  border-radius: 50%;
  object-fit: cover;
}

.about-text h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.about-text .role {
  color: var(--accent-secondary);
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

.about-text p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.8;
}

/* === FOOTER === */
.footer {
  position: relative;
  z-index: 1;
  padding: 3rem 2rem;
  border-top: 1px solid var(--border-color);
  text-align: center;
}

.footer-content {
  max-width: 600px;
  margin-inline: auto;
}

.footer-brand {
  font-size: 1.3rem;
  font-weight: 700;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
}

.footer p {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 1rem;
}

.footer-links a {
  color: var(--text-secondary);
  font-size: 0.85rem;
  transition: var(--transition);
}

.footer-links a:hover { color: var(--accent-secondary); }

/* Admin access link - blends with footer text */
.admin-access-link {
  color: var(--text-muted);
  text-decoration: none;
  transition: var(--transition);
  -webkit-text-fill-color: var(--text-muted);
}

.admin-access-link:hover {
  color: var(--accent-secondary);
  -webkit-text-fill-color: var(--accent-secondary);
}

/* === ANIMATIONS === */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children */
.stagger-children .fade-in:nth-child(1) { transition-delay: 0.05s; }
.stagger-children .fade-in:nth-child(2) { transition-delay: 0.1s; }
.stagger-children .fade-in:nth-child(3) { transition-delay: 0.15s; }
.stagger-children .fade-in:nth-child(4) { transition-delay: 0.2s; }
.stagger-children .fade-in:nth-child(5) { transition-delay: 0.25s; }
.stagger-children .fade-in:nth-child(6) { transition-delay: 0.3s; }

/* Glow border animation */
.glow-border {
  position: relative;
}

.glow-border::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-cyan), var(--accent-purple), var(--accent-primary));
  background-size: 300% 300%;
  animation: gradient-rotate 6s linear infinite;
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.glow-border:hover::before { opacity: 1; }

@keyframes gradient-rotate {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .navbar-links {
    position: fixed;
    top: 0; right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--bg-secondary);
    flex-direction: column;
    padding: 5rem 2rem 2rem;
    gap: 1.5rem;
    border-left: 1px solid var(--border-color);
    transition: right 0.3s ease;
    z-index: 200;
  }

  .navbar-links.open { right: 0; }

  .hamburger { display: flex; z-index: 201; }

  .projects-grid {
    grid-template-columns: 1fr;
  }

  .project-info {
    grid-template-columns: 1fr;
  }

  .about-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .about-avatar {
    margin-inline: auto;
    width: 140px; height: 140px;
  }

  .stats-bar { gap: 1.5rem; }

  .project-nav {
    flex-direction: column;
    gap: 1rem;
  }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 2rem; }
  .section { padding: 4rem 1rem; }
  .project-card-image { height: 180px; }
}

/* === TYPING EFFECT === */
.typing-cursor {
  display: inline-block;
  width: 3px;
  height: 1.1em;
  background: var(--accent-primary);
  margin-left: 2px;
  animation: blink-cursor 0.8s infinite;
  vertical-align: text-bottom;
}

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

/* Tooltip for copy */
.tooltip {
  position: absolute;
  background: var(--accent-primary);
  color: white;
  padding: 0.3rem 0.6rem;
  border-radius: 6px;
  font-size: 0.7rem;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s;
  white-space: nowrap;
}

.tooltip.show { opacity: 1; }

/* === FULLSCREEN LIGHTBOX === */
.lightbox-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0, 0, 0, 0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  cursor: zoom-out;
}

.lightbox-overlay.active {
  opacity: 1;
  visibility: visible;
}

.lightbox-overlay img {
  max-width: 92vw;
  max-height: 92vh;
  object-fit: contain;
  border-radius: 8px;
  box-shadow: 0 0 60px rgba(99, 102, 241, 0.2);
  transform: scale(0.9);
  transition: transform 0.3s ease;
}

.lightbox-overlay.active img {
  transform: scale(1);
}

.lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 44px;
  height: 44px;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  color: white;
  font-size: 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.lightbox-close:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: scale(1.1);
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 50px;
  height: 50px;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  color: white;
  font-size: 1.2rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.lightbox-nav:hover {
  background: rgba(255, 255, 255, 0.2);
}

.lightbox-nav.prev { left: 1.5rem; }
.lightbox-nav.next { right: 1.5rem; }

.lightbox-counter {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
  font-weight: 500;
}

.carousel-slide {
  cursor: zoom-in;
}

/* === ABOUT TEAM STYLES === */
.about-team-icon {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  border: 3px solid var(--accent-primary);
  padding: 4px;
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  position: relative;
  overflow: hidden;
}

.about-team-icon::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(6, 182, 212, 0.15));
}

.about-slogan {
  margin-top: 1rem;
  font-size: 1.1rem;
  font-style: italic;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 600;
}

@media (max-width: 768px) {
  .about-team-icon {
    margin-inline: auto;
    width: 140px;
    height: 140px;
    font-size: 3rem;
  }
}