/* ============================================
   STYLE.CSS - Modern Portfolio Design
   Federico Bregant
   ============================================ */

/* === CUSTOM PROPERTIES === */
:root {
  --color-bg: #0a0a0f;
  --color-bg-secondary: #12121a;
  --color-surface: rgba(255, 255, 255, 0.03);
  --color-surface-hover: rgba(255, 255, 255, 0.06);
  --color-border: rgba(255, 255, 255, 0.06);
  --color-border-hover: rgba(102, 126, 234, 0.3);
  --color-text: #e2e8f0;
  --color-text-muted: #94a3b8;
  --color-text-dim: #64748b;
  --color-heading: #f1f5f9;
  --color-primary: #667eea;
  --color-secondary: #764ba2;
  --color-accent: #32c8ff;
  --color-success: #00ff88;
  --color-warm: #ff6b6b;

  --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  --gradient-accent: linear-gradient(135deg, var(--color-accent) 0%, var(--color-primary) 100%);
  --gradient-glow: radial-gradient(circle, var(--color-primary), transparent 70%);

  --glass-bg: rgba(15, 15, 25, 0.6);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-blur: 20px;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 40px rgba(102, 126, 234, 0.15);

  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  --nav-height: 72px;
  --container-max: 1200px;

  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-family);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  overflow-x: hidden;
  min-height: 100vh;
}

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

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

ul {
  list-style: none;
}

/* === ANIMATED BACKGROUND === */
.bg-grid {
  position: fixed;
  inset: 0;
  z-index: -3;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  animation: gridShift 20s linear infinite;
}

@keyframes gridShift {
  0% { transform: translate(0, 0); }
  100% { transform: translate(60px, 60px); }
}

.bg-glow {
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  z-index: -2;
  pointer-events: none;
  animation: glowFloat 15s ease-in-out infinite alternate;
}

.bg-glow--1 {
  width: 600px;
  height: 600px;
  background: rgba(102, 126, 234, 0.08);
  top: -200px;
  right: -100px;
  animation-delay: 0s;
}

.bg-glow--2 {
  width: 500px;
  height: 500px;
  background: rgba(118, 75, 162, 0.06);
  bottom: -150px;
  left: -100px;
  animation-delay: -5s;
}

.bg-glow--3 {
  width: 400px;
  height: 400px;
  background: rgba(50, 200, 255, 0.04);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation-delay: -10s;
}

@keyframes glowFloat {
  0% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -20px) scale(1.1); }
  66% { transform: translate(-20px, 30px) scale(0.9); }
  100% { transform: translate(10px, -10px) scale(1.05); }
}

/* === NAVBAR === */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 1000;
  transition: var(--transition-base);
}

.navbar.scrolled {
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: var(--shadow-sm);
}

.nav-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--color-heading);
  transition: var(--transition-fast);
}

.nav-logo:hover {
  color: var(--color-accent);
}

.nav-logo-img {
  width: 36px;
  height: 36px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  padding: 8px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.5px;
  color: var(--color-text-muted);
  transition: var(--transition-fast);
  position: relative;
}

.nav-link:hover {
  color: var(--color-heading);
  background: var(--color-surface-hover);
}

.nav-link.active {
  color: var(--color-accent);
  background: rgba(50, 200, 255, 0.08);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 2px;
  background: var(--color-accent);
  border-radius: 1px;
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

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

.nav-toggle.open span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.nav-toggle.open span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.open span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* === PAGES === */
.main {
  position: relative;
}

.page {
  display: none;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.page--active {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px 80px;
}

/* === HERO === */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 0 24px;
  max-width: 800px;
}

.hero-badge {
  display: inline-block;
  padding: 6px 18px;
  background: rgba(102, 126, 234, 0.1);
  border: 1px solid rgba(102, 126, 234, 0.2);
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-accent);
  letter-spacing: 0.5px;
  margin-bottom: 24px;
  animation: fadeInUp 0.8s ease backwards;
}

.hero-title {
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 800;
  line-height: 1.05;
  color: var(--color-heading);
  margin-bottom: 20px;
  letter-spacing: -2px;
  animation: fadeInUp 0.8s ease 0.1s backwards;
}

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

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--color-text-muted);
  margin-bottom: 40px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
  animation: fadeInUp 0.8s ease 0.2s backwards;
}

.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s ease 0.3s backwards;
}

/* === BUTTONS === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-base);
  border: none;
  letter-spacing: 0.3px;
}

.btn--primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: 0 4px 20px rgba(102, 126, 234, 0.3);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(102, 126, 234, 0.4);
}

.btn--outline {
  background: transparent;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}

.btn--outline:hover {
  border-color: var(--color-primary);
  color: var(--color-heading);
  background: var(--color-surface);
}

/* === SECTION GRID (About) === */
.section-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 24px;
  margin-bottom: 60px;
}

/* === GLASS CARDS === */
.card--glass {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 36px;
  position: relative;
  overflow: hidden;
  transition: var(--transition-base);
}

.card--glass::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
}

.card--glass:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.card-icon {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 1px;
  margin-bottom: 16px;
  font-family: var(--font-mono);
}

.card--glass h3 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-heading);
  margin-bottom: 16px;
}

.card--glass p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: 8px;
}

/* === TECH ICONS (inline) === */
.tech-icon {
  width: 24px;
  height: 24px;
  vertical-align: middle;
  margin: 0 4px;
  transition: var(--transition-fast);
  display: inline-block;
}

.tech-icon:hover {
  transform: scale(1.3);
}

/* === TECH STACK === */
.section-title {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-heading);
  margin-bottom: 32px;
  text-align: center;
  position: relative;
}

.section-title::after {
  content: '';
  display: block;
  width: 40px;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: 2px;
  margin: 12px auto 0;
}

.tech-stack {
  margin-bottom: 60px;
}

.tech-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
}

.tech-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 20px 24px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  transition: var(--transition-base);
  cursor: default;
  min-width: 100px;
}

.tech-item:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.tech-item img {
  width: 40px;
  height: 40px;
  object-fit: contain;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.3));
}

.tech-item span {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text-muted);
  letter-spacing: 0.5px;
}

/* === EXPERTISE === */
.expertise {
  margin-bottom: 60px;
}

.expertise-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 16px;
}

.expertise-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px 24px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  transition: var(--transition-base);
}

.expertise-item:hover {
  border-color: var(--color-border-hover);
  background: var(--color-surface-hover);
}

.expertise-icon {
  font-size: 1.6rem;
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(102, 126, 234, 0.1);
  border-radius: var(--radius-sm);
}

.expertise-item strong {
  display: block;
  font-size: 0.95rem;
  color: var(--color-heading);
  margin-bottom: 4px;
}

.expertise-item p {
  font-size: 0.85rem;
  color: var(--color-text-dim);
  line-height: 1.5;
  margin: 0;
}

/* === PAGE HEADER === */
.page-header {
  text-align: center;
  padding: 120px 0 60px;
}

.page-header h1 {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 12px;
}

.page-header p {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  max-width: 500px;
  margin: 0 auto;
}

/* === PROJECT CARDS GRID === */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 20px;
}

.project-card {
  position: relative;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  cursor: pointer;
  transition: var(--transition-base);
  overflow: hidden;
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: var(--transition-base);
}

.project-card:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-6px);
  box-shadow: var(--shadow-glow);
}

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

/* Featured card (raspi_home) */
.project-card--featured {
  grid-column: 1 / -1;
  background: linear-gradient(135deg, rgba(102, 126, 234, 0.08) 0%, rgba(118, 75, 162, 0.05) 100%);
  border-color: rgba(102, 126, 234, 0.15);
}

.project-card--featured::before {
  opacity: 1;
  height: 3px;
}

/* Deprecated cards */
.project-card--deprecated {
  opacity: 0.6;
}

.project-card--deprecated:hover {
  opacity: 0.85;
}

/* Professional cards */
.project-card--professional {
  background: linear-gradient(135deg, rgba(50, 200, 255, 0.06) 0%, rgba(102, 126, 234, 0.04) 100%);
  border-color: rgba(50, 200, 255, 0.12);
}

.project-card--professional::before {
  background: var(--gradient-accent);
}

/* Badges */
.project-card-badge {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(0, 255, 136, 0.1);
  border: 1px solid rgba(0, 255, 136, 0.2);
  color: var(--color-success);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  border-radius: 50px;
  margin-bottom: 16px;
  text-transform: uppercase;
}

.project-card-badge--deprecated {
  background: rgba(255, 107, 107, 0.1);
  border-color: rgba(255, 107, 107, 0.2);
  color: var(--color-warm);
}

.project-card-badge--professional {
  background: rgba(50, 200, 255, 0.1);
  border-color: rgba(50, 200, 255, 0.2);
  color: var(--color-accent);
}

.project-card-content h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-heading);
  margin-bottom: 10px;
}

.project-card-content p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 16px;
}

/* Tags */
.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag {
  padding: 4px 10px;
  background: rgba(102, 126, 234, 0.08);
  border: 1px solid rgba(102, 126, 234, 0.15);
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-primary);
  letter-spacing: 0.3px;
}

/* === PROJECT DETAIL OVERLAY === */
.project-detail {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-base);
  padding: 20px;
}

.project-detail.open {
  opacity: 1;
  visibility: visible;
}

.project-detail-inner {
  position: relative;
  max-width: 900px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  background: var(--color-bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 48px;
  transform: translateY(30px) scale(0.95);
  transition: var(--transition-slow);
}

.project-detail.open .project-detail-inner {
  transform: translateY(0) scale(1);
}

/* Scrollbar styling */
.project-detail-inner::-webkit-scrollbar {
  width: 6px;
}
.project-detail-inner::-webkit-scrollbar-track {
  background: transparent;
}
.project-detail-inner::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
}

.project-detail-close {
  position: sticky;
  top: 0;
  float: right;
  width: 40px;
  height: 40px;
  background: var(--color-surface);
  border: 1px solid var(--glass-border);
  border-radius: 50%;
  font-size: 1.4rem;
  color: var(--color-text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
  z-index: 1;
}

.project-detail-close:hover {
  background: var(--color-surface-hover);
  color: var(--color-heading);
  border-color: var(--color-border-hover);
}

/* Detail content styles */
.project-detail-content h1 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-heading);
  margin-bottom: 8px;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.project-detail-content h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-heading);
  margin: 32px 0 12px;
  padding-left: 16px;
  border-left: 3px solid var(--color-primary);
}

.project-detail-content h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-heading);
  margin: 24px 0 10px;
}

.project-detail-content p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: 12px;
}

.project-detail-content ul {
  margin: 8px 0 16px;
  padding-left: 0;
}

.project-detail-content li {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.8;
  padding: 4px 0 4px 20px;
  position: relative;
}

.project-detail-content li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 14px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
}

.project-detail-content strong {
  color: var(--color-heading);
}

.project-detail-content em {
  color: var(--color-text-dim);
  font-style: italic;
}

.project-detail-content a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: var(--transition-fast);
}

.project-detail-content a:hover {
  color: var(--color-primary);
}

.project-detail-content .project-detail-professional-note {
  display: inline-block;
  padding: 8px 16px;
  background: rgba(50, 200, 255, 0.08);
  border: 1px solid rgba(50, 200, 255, 0.15);
  border-radius: var(--radius-sm);
  color: var(--color-accent);
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 16px;
}

.project-detail-content .detail-images {
  margin: 20px 0;
}

.project-detail-content .detail-images img {
  max-width: 400px;
  border-radius: var(--radius-md);
  border: 1px solid var(--glass-border);
  margin: 8px 0;
}

.project-detail-content .leng_icon,
.project-detail-content .tech-icon {
  width: 24px;
  height: 24px;
  vertical-align: middle;
  margin: 0 4px;
}

.project-detail-content .dot_space {
  margin-left: 24px;
  color: var(--color-primary);
}

/* === FOOTER === */
.footer {
  border-top: 1px solid var(--glass-border);
  padding: 40px 24px;
  text-align: center;
}

.footer-container {
  max-width: var(--container-max);
  margin: 0 auto;
}

.footer-social {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 20px;
}

.social-link {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  overflow: hidden;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-base);
}

.social-link:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(102, 126, 234, 0.2);
}

.social-link img {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  object-fit: cover;
}

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

/* === 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 delays for grid children */
.fade-in:nth-child(1) { transition-delay: 0s; }
.fade-in:nth-child(2) { transition-delay: 0.08s; }
.fade-in:nth-child(3) { transition-delay: 0.16s; }
.fade-in:nth-child(4) { transition-delay: 0.24s; }
.fade-in:nth-child(5) { transition-delay: 0.32s; }
.fade-in:nth-child(6) { transition-delay: 0.4s; }
.fade-in:nth-child(7) { transition-delay: 0.48s; }
.fade-in:nth-child(8) { transition-delay: 0.56s; }
.fade-in:nth-child(9) { transition-delay: 0.64s; }
.fade-in:nth-child(10) { transition-delay: 0.72s; }

/* === RESPONSIVE === */
@media (max-width: 768px) {
  :root {
    --nav-height: 64px;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    right: 0;
    width: 280px;
    height: 100vh;
    background: rgba(10, 10, 15, 0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-left: 1px solid var(--glass-border);
    flex-direction: column;
    padding: 100px 32px 32px;
    gap: 8px;
    transform: translateX(100%);
    transition: var(--transition-base);
  }

  .nav-menu.open {
    transform: translateX(0);
  }

  .nav-link {
    font-size: 1.1rem;
    padding: 14px 20px;
  }

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

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

  .project-card--featured {
    grid-column: 1;
  }

  .hero-title {
    letter-spacing: -1px;
  }

  .project-detail-inner {
    padding: 28px 20px;
    border-radius: var(--radius-lg);
  }

  .project-detail-content .detail-images img {
    max-width: 100%;
  }

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

@media (max-width: 480px) {
  .hero-cta {
    flex-direction: column;
    align-items: center;
  }

  .btn {
    width: 100%;
    justify-content: center;
    max-width: 280px;
  }

  .tech-grid {
    gap: 12px;
  }

  .tech-item {
    min-width: 80px;
    padding: 14px 16px;
  }

  .tech-item img {
    width: 32px;
    height: 32px;
  }
}