/* ============================================
   SAMUEL BIDÓ - PORTFOLIO DESIGN SYSTEM
   Dark Premium Theme with Floating Elements
   ============================================ */

/* ---------- CSS Custom Properties ---------- */
:root {
  /* Colors */
  --bg-primary: #0a0a0f;
  --bg-secondary: #0d1117;
  --bg-tertiary: #161b22;
  --bg-card: rgba(22, 27, 34, 0.7);
  --bg-glass: rgba(255, 255, 255, 0.03);

  --text-primary: #f0f6fc;
  --text-secondary: #8b949e;
  --text-muted: #6e7681;

  --accent-gold: #d4a855;
  --accent-gold-soft: rgba(212, 168, 85, 0.15);
  --accent-teal: #4ecdc4;
  --accent-teal-soft: rgba(78, 205, 196, 0.15);
  --accent-purple: #a855f7;
  --accent-purple-soft: rgba(168, 85, 247, 0.15);
  --accent-blue: #58a6ff;

  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(212, 168, 85, 0.3);

  /* Typography */
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 40px rgba(212, 168, 85, 0.15);

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;
}

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

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

body {
  font-family: var(--font-body);
  background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Background noise texture */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  opacity: 0.02;
  pointer-events: none;
  z-index: -1;
}

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

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

ul,
ol {
  list-style: none;
}

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

/* ---------- Typography ---------- */
h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
}

h2 {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  color: var(--text-primary);
}

h3 {
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
}

.text-gradient {
  background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-teal) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-accent {
  color: var(--accent-gold);
}

.text-muted {
  color: var(--text-secondary);
}

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

section {
  padding: var(--space-4xl) 0;
  position: relative;
}

/* ---------- Navigation ---------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-lg) 0;
  transition: var(--transition-base);
}

.nav.scrolled {
  background: rgba(10, 10, 15, 0.9);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
}

.nav-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
}

.nav-links {
  display: flex;
  gap: var(--space-xl);
}

.nav-link {
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: var(--transition-fast);
  position: relative;
}

.nav-link:hover {
  color: var(--text-primary);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-gold);
  transition: var(--transition-base);
}

.nav-link:hover::after {
  width: 100%;
}

.nav-cta {
  padding: var(--space-sm) var(--space-lg);
  background: transparent;
  border: 1px solid var(--accent-gold);
  color: var(--accent-gold);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  transition: var(--transition-base);
}

.nav-cta:hover {
  background: var(--accent-gold);
  color: var(--bg-primary);
}

.nav-mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 10px;
}

.nav-mobile-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: var(--transition-base);
}

.mobile-nav-close {
  display: none;
}

/* ---------- Hero Section ---------- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: 100px;
  overflow: hidden;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

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

.hero-subtitle {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.875rem;
  color: var(--accent-gold);
  margin-bottom: var(--space-lg);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.hero-subtitle::before {
  content: '';
  width: 40px;
  height: 1px;
  background: var(--accent-gold);
}

.hero-title {
  margin-bottom: var(--space-lg);
}

.hero-description {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 500px;
  margin-bottom: var(--space-xl);
  line-height: 1.8;
}

.hero-cta-group {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-2xl);
}

.hero-socials {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.hero-socials::before {
  content: '';
  width: 60px;
  height: 1px;
  background: var(--border-subtle);
}

.social-link {
  color: var(--text-muted);
  font-size: 1.25rem;
  transition: var(--transition-fast);
}

.social-link:hover {
  color: var(--accent-gold);
  transform: translateY(-2px);
}

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

.hero-image-wrapper {
  position: relative;
  width: 350px;
  height: 350px;
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-lg);
  border: 2px solid var(--border-subtle);
  box-shadow: var(--shadow-lg);
}

.hero-image-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 120%;
  height: 120%;
  background: radial-gradient(circle, var(--accent-gold-soft) 0%, transparent 70%);
  filter: blur(40px);
  z-index: -1;
}

/* Floating Badges */
.floating-badge {
  position: absolute;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  color: var(--text-primary);
  white-space: nowrap;
  animation: float 6s ease-in-out infinite;
  box-shadow: var(--shadow-md);
}

.floating-badge-icon {
  font-size: 1rem;
}

.floating-badge--1 {
  top: 10%;
  left: -20%;
  animation-delay: 0s;
}

.floating-badge--2 {
  top: 30%;
  right: -15%;
  animation-delay: 1s;
}

.floating-badge--3 {
  bottom: 25%;
  left: -25%;
  animation-delay: 2s;
}

.floating-badge--4 {
  bottom: 5%;
  right: -10%;
  animation-delay: 3s;
}

@keyframes float {

  0%,
  100% {
    transform: translateY(0px);
  }

  50% {
    transform: translateY(-15px);
  }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: var(--radius-full);
  transition: var(--transition-base);
  cursor: pointer;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-gold) 0%, #c49a4a 100%);
  color: var(--bg-primary);
  box-shadow: 0 4px 20px rgba(212, 168, 85, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(212, 168, 85, 0.4);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
}

.btn-secondary:hover {
  background: var(--bg-glass);
  border-color: var(--accent-gold);
}

.btn-icon {
  transition: transform var(--transition-fast);
}

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

/* ---------- Section Headers ---------- */
.section-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent-gold);
  margin-bottom: var(--space-md);
}

.section-title {
  margin-bottom: var(--space-md);
}

.section-subtitle {
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* ---------- About Section ---------- */
.about {
  background: linear-gradient(180deg, transparent 0%, var(--bg-tertiary) 50%, transparent 100%);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--space-3xl);
  align-items: center;
}

.about-image-wrapper {
  position: relative;
}

.about-image {
  width: 100%;
  max-width: 400px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
}

.about-stats {
  position: absolute;
  bottom: -30px;
  right: -30px;
  display: flex;
  gap: var(--space-md);
}

.about-stat {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-md) var(--space-lg);
  text-align: center;
}

.about-stat-value {
  font-family: var(--font-display);
  font-size: 1.75rem;
  color: var(--accent-gold);
}

.about-stat-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-transform: uppercase;
}

.about-content h2 {
  margin-bottom: var(--space-lg);
}

.about-text {
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
  line-height: 1.8;
}

.about-highlights {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.about-highlight {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.about-highlight-icon {
  color: var(--accent-teal);
}

/* ---------- Services Section ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.service-card {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-gold), var(--accent-teal));
  opacity: 0;
  transition: var(--transition-base);
}

.service-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-glow);
}

.service-card:hover::before {
  opacity: 1;
}

.service-icon {
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-gold-soft);
  border-radius: var(--radius-md);
  font-size: 1.5rem;
  margin-bottom: var(--space-lg);
}

.service-card:nth-child(2) .service-icon {
  background: var(--accent-teal-soft);
}

.service-card:nth-child(3) .service-icon {
  background: var(--accent-purple-soft);
}

.service-card:nth-child(4) .service-icon {
  background: var(--accent-teal-soft);
}

.service-card:nth-child(5) .service-icon {
  background: var(--accent-purple-soft);
}

.service-title {
  margin-bottom: var(--space-sm);
  font-family: var(--font-body);
  font-weight: 600;
}

.service-description {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
}

/* ---------- Portfolio Section ---------- */
.portfolio {
  background: linear-gradient(180deg, transparent 0%, var(--bg-tertiary) 50%, transparent 100%);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

.portfolio-card {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition-base);
}

.portfolio-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-glow);
}

.portfolio-card.featured {
  grid-column: span 2;
}

.portfolio-card-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-secondary) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.portfolio-card.featured .portfolio-card-image {
  height: 280px;
}

.app-icon-wrapper {
  width: 90px;
  height: 90px;
  background: white;
  border-radius: 20px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 12px;
  transition: transform var(--transition-base);
}

.app-icon-wrapper.p-0 {
  padding: 0;
}

.portfolio-card:hover .app-icon-wrapper {
  transform: scale(1.1) rotate(3deg);
}

.app-icon {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.portfolio-card-content {
  padding: var(--space-xl);
}

.portfolio-card-type {
  display: inline-block;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-gold);
  margin-bottom: var(--space-sm);
  padding: var(--space-xs) var(--space-sm);
  background: var(--accent-gold-soft);
  border-radius: var(--radius-sm);
}

.portfolio-card-title {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1.25rem;
  margin-bottom: var(--space-sm);
}

.portfolio-card-description {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: var(--space-md);
  line-height: 1.7;
}

.portfolio-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.portfolio-tag {
  font-size: 0.75rem;
  padding: var(--space-xs) var(--space-sm);
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
}

/* ---------- Skills Section ---------- */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: var(--space-md);
  margin-bottom: var(--space-3xl);
}

.skill-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
}

.skill-item:hover {
  border-color: var(--accent-gold);
  transform: translateY(-2px);
}

.skill-icon {
  font-size: 1.25rem;
}

.skill-name {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* Certifications */
.certifications-header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.certifications-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent-teal);
}

.certifications-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-md);
}

.cert-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md);
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
}

.cert-icon {
  font-size: 1.5rem;
  color: var(--accent-teal);
}

.cert-info {
  flex: 1;
}

.cert-name {
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 2px;
}

.cert-issuer {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ---------- Experience Section ---------- */
.experience {
  background: linear-gradient(180deg, transparent 0%, var(--bg-tertiary) 50%, transparent 100%);
}

.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 100%;
  background: linear-gradient(180deg, var(--accent-gold) 0%, var(--accent-teal) 100%);
}

.timeline-item {
  position: relative;
  width: 50%;
  padding: var(--space-lg);
}

.timeline-item:nth-child(odd) {
  left: 0;
  padding-right: var(--space-3xl);
  text-align: right;
}

.timeline-item:nth-child(even) {
  left: 50%;
  padding-left: var(--space-3xl);
}

.timeline-dot {
  position: absolute;
  top: var(--space-lg);
  width: 16px;
  height: 16px;
  background: var(--accent-gold);
  border: 3px solid var(--bg-primary);
  border-radius: 50%;
  z-index: 1;
}

.timeline-item:nth-child(odd) .timeline-dot {
  right: -8px;
}

.timeline-item:nth-child(even) .timeline-dot {
  left: -8px;
}

.timeline-content {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  transition: var(--transition-base);
}

.timeline-content:hover {
  border-color: var(--border-glow);
}

.timeline-date {
  font-size: 0.75rem;
  color: var(--accent-gold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-sm);
}

.timeline-title {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1.1rem;
  margin-bottom: var(--space-xs);
}

.timeline-company {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: var(--space-sm);
}

.timeline-description {
  color: var(--text-muted);
  font-size: 0.85rem;
  line-height: 1.6;
}

/* ---------- Contact Section ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--space-3xl);
}

.contact-info h2 {
  margin-bottom: var(--space-md);
}

.contact-text {
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
  line-height: 1.8;
}

.contact-details {
  margin-bottom: var(--space-xl);
}

.contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
  color: var(--text-secondary);
}

.contact-item-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-gold-soft);
  border-radius: var(--radius-md);
  color: var(--accent-gold);
}

.contact-socials {
  display: flex;
  gap: var(--space-md);
}

.contact-social-link {
  width: 45px;
  height: 45px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: 1.25rem;
  transition: var(--transition-base);
}

.contact-social-link:hover {
  background: var(--accent-gold);
  color: var(--bg-primary);
  border-color: var(--accent-gold);
  transform: translateY(-3px);
}

/* Contact Form */
.contact-form {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: var(--space-md);
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--accent-gold);
  box-shadow: 0 0 0 3px var(--accent-gold-soft);
}

.form-textarea {
  min-height: 150px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
}

.form-submit {
  width: 100%;
  padding: var(--space-md) var(--space-xl);
}

/* ---------- Footer ---------- */
.footer {
  background: var(--bg-primary);
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-2xl) 0;
}

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

.footer-logo {
  font-family: var(--font-display);
  font-size: 1.25rem;
}

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

.footer-links {
  display: flex;
  gap: var(--space-lg);
}

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

.footer-link:hover {
  color: var(--accent-gold);
}

/* ---------- Scroll Reveal Animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Responsive Design ---------- */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-text {
    order: 2;
  }

  .hero-visual {
    order: 1;
  }

  .hero-description {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-cta-group {
    justify-content: center;
  }

  .hero-socials {
    justify-content: center;
  }

  .hero-socials::before {
    display: none;
  }

  .hero-image-wrapper {
    width: 280px;
    height: 280px;
  }

  .floating-badge--1 {
    top: 5%;
    left: 0%;
  }

  .floating-badge--2 {
    top: 25%;
    right: 0%;
  }

  .floating-badge--3 {
    bottom: 20%;
    left: 0%;
  }

  .floating-badge--4 {
    bottom: 0%;
    right: 5%;
  }

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

  .about-image-wrapper {
    margin: 0 auto;
  }

  .about-stats {
    right: 0;
    left: 40%;
    transform: translateX(-50%);
  }

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

  .portfolio-card.featured {
    grid-column: span 1;
  }

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

  .timeline::before {
    left: 30px;
  }

  .timeline-item {
    width: 100%;
    padding-left: 80px !important;
    padding-right: 0 !important;
    text-align: left !important;
  }

  .timeline-item:nth-child(even) {
    left: 0;
  }

  .timeline-dot {
    left: 22px !important;
    right: auto !important;
  }
}

@media (max-width: 768px) {
  section {
    padding: var(--space-3xl) 0;
  }

  .nav-links {
    display: none;
  }

  .nav-cta {
    display: none;
  }

  .nav-mobile-toggle {
    display: flex;
  }

  .nav-mobile-toggle.active {
    display: none;
  }

  .mobile-nav-close {
    position: absolute;
    top: var(--space-lg);
    right: var(--space-lg);
    font-size: 2rem;
    color: var(--text-primary);
    cursor: pointer;
    display: none;
  }

  .mobile-nav-close.active {
    display: block;
  }

  .hero-image-wrapper {
    width: 220px;
    height: 220px;
  }

  .floating-badge {
    font-size: 0.7rem;
    padding: var(--space-xs) var(--space-sm);
  }

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

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

  .about-highlights {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-content {
    flex-direction: column;
    gap: var(--space-lg);
    text-align: center;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-md);
  }

  h1 {
    font-size: 2rem;
  }

  .floating-badge {
    display: none;
  }

  .hero-cta-group {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }
}

/* Mobile Navigation Overlay */
.mobile-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(10, 10, 15, 0.98);
  backdrop-filter: blur(20px);
  z-index: 999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-xl);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-base);
}

.mobile-nav.active {
  opacity: 1;
  visibility: visible;
}

.mobile-nav-link {
  font-size: 1.5rem;
  color: var(--text-secondary);
  transition: var(--transition-fast);
}

.mobile-nav-link:hover {
  color: var(--accent-gold);
}