/* ========================================
   MrSalih Portfolio - Design System & Styles
   ======================================== */

/* ---------- CSS Custom Properties ---------- */
:root {
  /* Colors */
  --bg-primary: #0a0a0f;
  --bg-secondary: #0f0f1a;
  --bg-card: #111128;
  --bg-card-hover: #161640;
  --bg-glass: rgba(17, 17, 40, 0.6);

  --accent-primary: #7c3aed;
  --accent-secondary: #6d28d9;
  --accent-light: #a78bfa;
  --accent-glow: rgba(124, 58, 237, 0.3);
  --accent-gradient: linear-gradient(135deg, #7c3aed, #5b21b6);

  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;

  --border-color: rgba(124, 58, 237, 0.15);
  --border-hover: rgba(124, 58, 237, 0.4);

  /* Typography */
  --font-heading: 'Inter', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Spacing */
  --section-pad: 100px 0;
  --container-max: 1200px;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-smooth: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
}

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

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

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition-fast);
}

ul, ol {
  list-style: none;
}

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

button {
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

/* ---------- Container ---------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Section Titles ---------- */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 40px;
}

.section-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-primary);
}

.section-link {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--accent-light);
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition-fast);
}

.section-link:hover {
  color: var(--accent-primary);
}

.section-link svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}

.section-link:hover svg {
  transform: translateX(3px);
}

/* ========================================
   HEADER / NAVIGATION
   ======================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: var(--transition-normal);
  background: transparent;
}

.header.scrolled {
  background: rgba(10, 10, 15, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  padding: 12px 0;
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.5px;
}

.logo span {
  color: var(--accent-primary);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
  padding: 4px 0;
  transition: color var(--transition-fast);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-primary);
  border-radius: 1px;
  transition: width var(--transition-normal);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--accent-light);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.btn-talk {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  border: 1px solid var(--border-hover);
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  transition: var(--transition-normal);
}

.btn-talk:hover {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  box-shadow: 0 0 20px var(--accent-glow);
}

.btn-talk svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}

.btn-talk:hover svg {
  transform: translateX(3px);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  z-index: 1001;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition-normal);
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
  padding: 140px 0 80px;
  position: relative;
  overflow: hidden;
}

/* Ambient glow */
.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.12), transparent 70%);
  pointer-events: none;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-greeting {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.hero-name {
  font-size: clamp(3.5rem, 7vw, 5.5rem);
  font-weight: 900;
  line-height: 1;
  margin-bottom: 8px;
  letter-spacing: -2px;
}

.hero-name .highlight {
  background: linear-gradient(135deg, #7c3aed 0%, #a78bfa 50%, #7c3aed 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-tagline {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--accent-light);
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}

.hero-tagline span {
  color: var(--text-muted);
  margin: 0 6px;
}

.hero-description {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 480px;
  margin-bottom: 32px;
}

.hero-buttons {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 32px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: var(--accent-gradient);
  color: white;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius-full);
  transition: var(--transition-normal);
  box-shadow: 0 4px 15px var(--accent-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(124, 58, 237, 0.4);
}

.btn-primary svg,
.btn-secondary svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}

.btn-primary:hover svg {
  transform: translateX(3px);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border: 1px solid var(--border-hover);
  color: var(--text-primary);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius-full);
  transition: var(--transition-normal);
}

.btn-secondary:hover {
  border-color: var(--accent-primary);
  background: rgba(124, 58, 237, 0.08);
  transform: translateY(-2px);
}

.btn-secondary:hover svg {
  transform: translateX(3px);
}

.hero-social {
  display: flex;
  align-items: center;
  gap: 16px;
}

.hero-social-label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.hero-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  transition: var(--transition-fast);
}

.hero-social a:hover {
  color: var(--accent-light);
  background: rgba(124, 58, 237, 0.1);
}

.hero-social a svg {
  width: 18px;
  height: 18px;
}

/* Hero Visual Side */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero-image-wrapper {
  position: relative;
  width: 100%;
  max-width: 520px;
}

.hero-image-wrapper img {
  width: 100%;
  border-radius: var(--radius-lg);
  position: relative;
  z-index: 1;
}

/* Stats Cards */
.hero-stats {
  position: absolute;
  right: -40px;
  top: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  z-index: 3;
}

.stat-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  min-width: 180px;
  transition: var(--transition-normal);
}

.stat-card:hover {
  border-color: var(--border-hover);
  transform: translateX(-4px);
}

.stat-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--accent-gradient);
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.stat-icon svg {
  width: 20px;
  height: 20px;
  color: white;
}

.stat-info .stat-number {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.2;
}

.stat-info .stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* ========================================
   DOMAIN TICKER / MARQUEE
   ======================================== */
.domain-ticker {
  padding: 24px 0;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-secondary);
  overflow: hidden;
  position: relative;
}

.ticker-wrapper {
  display: flex;
  align-items: center;
  gap: 0;
  overflow: hidden;
}

.ticker-label {
  flex-shrink: 0;
  padding: 8px 20px;
  background: var(--accent-gradient);
  color: white;
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  margin-right: 24px;
  z-index: 2;
}

.ticker-track {
  display: flex;
  animation: ticker-scroll 30s linear infinite;
  gap: 0;
}

.ticker-track:hover {
  animation-play-state: paused;
}

.ticker-item {
  display: flex;
  align-items: center;
  gap: 12px;
  white-space: nowrap;
  padding: 0 24px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  cursor: pointer;
  flex-shrink: 0;
}

.ticker-item:hover {
  color: var(--accent-light);
}

.ticker-item .dot {
  width: 6px;
  height: 6px;
  background: var(--accent-primary);
  border-radius: 50%;
  flex-shrink: 0;
}

.ticker-view-all {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--accent-light);
  font-size: 0.9rem;
  font-weight: 600;
  margin-left: 20px;
  padding-left: 20px;
  border-left: 1px solid var(--border-color);
  z-index: 2;
}

.ticker-view-all svg {
  width: 14px;
  height: 14px;
}

@keyframes ticker-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ========================================
   ABOUT SECTION
   ======================================== */
.about {
  padding: var(--section-pad);
}

.about .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}

.about-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-light);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 12px;
}

.about-title {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 24px;
  line-height: 1.2;
}

.about-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 12px;
}

.about-signature {
  margin-top: 24px;
  margin-bottom: 28px;
}

.about-signature .sig-text {
  font-family: 'Dancing Script', cursive;
  font-size: 2rem;
  color: var(--accent-light);
  font-style: italic;
}

.btn-about {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border: 1px solid var(--border-hover);
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  transition: var(--transition-normal);
}

.btn-about:hover {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  box-shadow: 0 0 20px var(--accent-glow);
}

.btn-about svg {
  width: 14px;
  height: 14px;
  transition: transform var(--transition-fast);
}

.btn-about:hover svg {
  transform: translateX(3px);
}

/* Skills & Expertise */
.skills-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-light);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 24px;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.skill-card {
  padding: 24px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  transition: var(--transition-normal);
}

.skill-card:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

.skill-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: var(--accent-gradient);
  border-radius: var(--radius-sm);
  margin-bottom: 14px;
}

.skill-icon svg {
  width: 22px;
  height: 22px;
  color: white;
}

.skill-card h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--text-primary);
}

.skill-card p {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ========================================
   FEATURED DOMAINS SECTION
   ======================================== */
.domains {
  padding: var(--section-pad);
  background: var(--bg-secondary);
}

.domains-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}

.domain-card {
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  transition: var(--transition-normal);
}

.domain-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}

.domain-card-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.domain-dot {
  width: 8px;
  height: 8px;
  background: var(--accent-primary);
  border-radius: 50%;
  flex-shrink: 0;
}

.domain-name {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
}

.domain-badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  background: var(--accent-gradient);
  border-radius: var(--radius-full);
  font-size: 0.65rem;
  font-weight: 700;
  color: white;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-left: auto;
}

.domain-category {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.domain-price {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.domain-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.btn-offer {
  flex: 1;
  padding: 10px 0;
  border: 1px solid var(--border-hover);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  text-align: center;
  transition: var(--transition-normal);
}

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

.btn-heart {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  transition: var(--transition-fast);
  flex-shrink: 0;
}

.btn-heart:hover {
  color: #f43f5e;
  border-color: #f43f5e;
  background: rgba(244, 63, 94, 0.08);
}

.btn-heart svg {
  width: 16px;
  height: 16px;
}

/* ========================================
   FEATURED PROJECTS SECTION
   ======================================== */
.projects {
  padding: var(--section-pad);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition-normal);
}

.project-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-6px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

.project-image {
  position: relative;
  height: 180px;
  overflow: hidden;
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-smooth);
}

.project-card:hover .project-image img {
  transform: scale(1.05);
}

.project-image::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 50%;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.6));
  pointer-events: none;
}

.project-info {
  padding: 20px;
}

.project-info h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.project-info p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ========================================
   TESTIMONIAL SECTION
   ======================================== */
.testimonial {
  padding: 80px 0;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.testimonial .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.testimonial-quote {
  position: relative;
}

.quote-icon {
  font-size: 4rem;
  color: var(--accent-primary);
  line-height: 1;
  margin-bottom: 16px;
  opacity: 0.6;
}

.quote-text {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.8;
  font-style: italic;
  margin-bottom: 24px;
}

.quote-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.quote-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--accent-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
  color: white;
}

.quote-author-info .author-name {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
}

.quote-author-info .author-role {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Trusted By */
.trusted-by h4 {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 28px;
}

.trusted-logos {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  align-items: center;
}

.trusted-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 600;
  opacity: 0.6;
  transition: opacity var(--transition-fast);
}

.trusted-logo:hover {
  opacity: 1;
  color: var(--text-secondary);
}

.trusted-logo .logo-dot {
  width: 8px;
  height: 8px;
  background: var(--accent-primary);
  border-radius: 50%;
}

/* ========================================
   CTA SECTION
   ======================================== */
.cta {
  padding: 100px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.08), transparent 70%);
  pointer-events: none;
}

.cta-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  margin-bottom: 16px;
  line-height: 1.2;
}

.cta-title .highlight {
  background: linear-gradient(135deg, #7c3aed, #a78bfa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-style: italic;
}

.cta-text {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 550px;
  margin: 0 auto 36px;
  line-height: 1.7;
}

.btn-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 32px;
  background: var(--accent-gradient);
  color: white;
  font-weight: 700;
  font-size: 1rem;
  border-radius: var(--radius-full);
  transition: var(--transition-normal);
  box-shadow: 0 4px 20px var(--accent-glow);
}

.btn-cta:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 40px rgba(124, 58, 237, 0.45);
}

.btn-cta svg {
  width: 18px;
  height: 18px;
  transition: transform var(--transition-fast);
}

.btn-cta:hover svg {
  transform: translateX(4px);
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
  padding: 40px 0;
  border-top: 1px solid var(--border-color);
  background: var(--bg-secondary);
}

.footer .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
}

.footer-left .footer-logo {
  font-size: 1.2rem;
  font-weight: 800;
  margin-bottom: 4px;
}

.footer-left .footer-logo span {
  color: var(--accent-primary);
}

.footer-left .footer-copy {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer-center {
  display: flex;
  align-items: center;
  gap: 24px;
}

.footer-contact {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.footer-contact svg {
  width: 16px;
  height: 16px;
  color: var(--accent-light);
}

.footer-social {
  display: flex;
  align-items: center;
  gap: 12px;
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  transition: var(--transition-fast);
}

.footer-social a:hover {
  color: var(--accent-light);
  background: rgba(124, 58, 237, 0.1);
}

.footer-social a svg {
  width: 18px;
  height: 18px;
}

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

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

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

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

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

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

/* Stagger delay */
.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; }

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */
@media (max-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-visual {
    order: -1;
  }

  .hero-stats {
    right: 0;
    top: 10px;
  }

  .about .container {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .domains-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .testimonial .container {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 10, 15, 0.98);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 28px;
    z-index: 999;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a {
    font-size: 1.3rem;
  }

  .menu-toggle {
    display: flex;
  }

  .btn-talk {
    display: none;
  }

  .hero {
    padding: 120px 0 60px;
  }

  .hero-name {
    font-size: 3rem;
  }

  .hero-stats {
    position: relative;
    right: 0;
    top: 0;
    flex-direction: row;
    flex-wrap: wrap;
    margin-top: 20px;
  }

  .stat-card {
    min-width: unset;
    flex: 1 1 calc(50% - 7px);
  }

  .skills-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .domains-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .footer .container {
    flex-direction: column;
    text-align: center;
  }

  .footer-center {
    flex-direction: column;
    gap: 12px;
  }
}

@media (max-width: 480px) {
  .hero-name {
    font-size: 2.5rem;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: flex-start;
  }

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

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

  .stat-card {
    flex: 1 1 100%;
  }

  .trusted-logos {
    justify-content: center;
  }
}