/* Modern Premium Styling - Wisnu Portfolio */

/* CSS Reset & Variable Definitions */
:root {
  /* Color Tokens - Dark Mode (Default) */
  --bg-primary: #0b0f19;
  --bg-secondary: rgba(17, 24, 39, 0.65);
  --bg-tertiary: rgba(31, 41, 55, 0.5);
  --bg-card: rgba(23, 29, 43, 0.65);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(99, 102, 241, 0.4);
  --text-primary: #f3f4f6;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  
  --accent-1: #6366f1; /* Indigo */
  --accent-2: #8b5cf6; /* Violet */
  --accent-3: #ec4899; /* Pink */
  --accent-solid: #818cf8;
  --accent-gradient: linear-gradient(135deg, var(--accent-1), var(--accent-2), var(--accent-3));
  
  --card-shadow: 0 12px 40px 0 rgba(0, 0, 0, 0.3);
  --header-shadow: rgba(0, 0, 0, 0.3) 0px 4px 30px;
  --glass-blur: 16px;
  
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-display: 'Outfit', sans-serif;
  --font-mono: 'Fira Code', monospace;
}

/* Color Tokens - Light Mode Override */
.light-theme {
  --bg-primary: #f8fafc;
  --bg-secondary: rgba(255, 255, 255, 0.7);
  --bg-tertiary: rgba(241, 245, 249, 0.8);
  --bg-card: rgba(255, 255, 255, 0.75);
  --border-color: rgba(0, 0, 0, 0.06);
  --border-hover: rgba(59, 130, 246, 0.4);
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  
  --accent-1: #3b82f6; /* Royal Blue */
  --accent-2: #6366f1; /* Indigo */
  --accent-3: #d946ef; /* Magenta */
  --accent-solid: #4f46e5;
  --accent-gradient: linear-gradient(135deg, var(--accent-1), var(--accent-2), var(--accent-3));
  
  --card-shadow: 0 12px 45px 0 rgba(31, 38, 135, 0.05);
  --header-shadow: rgba(31, 38, 135, 0.03) 0px 4px 30px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

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

ul {
  list-style: none;
}

input, textarea, button {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: none;
  border: none;
  outline: none;
}

button {
  cursor: pointer;
}

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 6rem 0;
}

/* Background Glowing Blobs */
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  z-index: -1;
  opacity: 0.15;
  pointer-events: none;
  animation: floatBlobs 20s infinite alternate;
  transition: opacity var(--transition-slow);
}

.dark-theme .blob {
  opacity: 0.25;
}

.blob-1 {
  width: 500px;
  height: 500px;
  background: var(--accent-1);
  top: -10%;
  right: -5%;
}

.blob-2 {
  width: 600px;
  height: 600px;
  background: var(--accent-2);
  top: 35%;
  left: -10%;
  animation-delay: -5s;
}

.blob-3 {
  width: 400px;
  height: 400px;
  background: var(--accent-3);
  bottom: 5%;
  right: 10%;
  animation-delay: -10s;
}

@keyframes floatBlobs {
  0% {
    transform: translate(0, 0) scale(1);
  }
  50% {
    transform: translate(40px, -60px) scale(1.1);
  }
  100% {
    transform: translate(-30px, 40px) scale(0.9);
  }
}

/* Shared Components & Glassmorphism Card Style */
.card {
  background: var(--bg-card);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--border-color);
  border-radius: 1.25rem;
  padding: 2rem;
  box-shadow: var(--card-shadow);
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal), transform var(--transition-normal);
}

.card:hover {
  border-color: var(--border-hover);
  box-shadow: 0 16px 45px 0 rgba(99, 102, 241, 0.08);
}

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

/* Header & Navigation */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: rgba(11, 15, 25, 0.4);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

.light-theme .header {
  background: rgba(248, 250, 252, 0.5);
}

.header.scrolled {
  background: var(--bg-secondary);
  box-shadow: var(--header-shadow);
}

.header-container {
  height: 4.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.5px;
}

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

.nav-list {
  display: flex;
  gap: 2.5rem;
}

.nav-link {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text-secondary);
  position: relative;
  padding: 0.5rem 0;
}

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

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

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Theme Toggle Button */
.theme-toggle-btn {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-color);
  background: var(--bg-tertiary);
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.theme-toggle-btn:hover {
  border-color: var(--border-hover);
  background: var(--bg-card);
}

.theme-toggle-btn i {
  width: 1.2rem;
  height: 1.2rem;
  transition: transform var(--transition-normal), opacity var(--transition-normal);
}

.dark-theme .sun-icon {
  display: block;
}
.dark-theme .moon-icon {
  display: none;
}
.light-theme .sun-icon {
  display: none;
}
.light-theme .moon-icon {
  display: block;
}

.mobile-menu-btn {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-color);
  background: var(--bg-tertiary);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  border-radius: 2rem;
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast);
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: var(--accent-gradient);
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.25);
}

.btn-primary:hover {
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
}

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

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

.btn-block {
  width: 100%;
  justify-content: center;
}

/* Hero Section */
.hero-section {
  padding-top: 9rem;
  padding-bottom: 5rem;
  min-height: calc(100vh - 4.5rem);
  display: flex;
  align-items: center;
}

.hero-container {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
  align-items: center;
}

.badge-container {
  margin-bottom: 1.5rem;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  padding: 0.4rem 1rem;
  border-radius: 2rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-primary);
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background: #10b981;
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  animation: pulse 1.8s infinite;
}

@keyframes pulse {
  0% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  }
  70% {
    transform: scale(1);
    box-shadow: 0 0 0 6px rgba(16, 185, 129, 0);
  }
  100% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0);
  }
}

.hero-title {
  font-family: var(--font-display);
  font-size: 3.75rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.5rem;
  letter-spacing: -1.5px;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  max-width: 580px;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  margin-bottom: 4rem;
}

.hero-stats {
  display: flex;
  gap: 2rem;
}

.stat-card {
  min-width: 100px;
}

.stat-value {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
  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-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.hero-visual {
  display: flex;
  justify-content: center;
  position: relative;
}

.profile-card-wrapper::after {
  content: '';
  position: absolute;
  inset: -10px;
  background: var(--accent-gradient);
  filter: blur(25px);
  opacity: 0.15;
  z-index: -1;
  border-radius: 2rem;
}

.profile-card {
  width: 100%;
  max-width: 320px;
  background: var(--bg-card);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--border-color);
  border-radius: 2rem;
  padding: 2.5rem 2rem;
  box-shadow: var(--card-shadow);
  text-align: center;
}

.avatar-container {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  margin: 0 auto 1.5rem auto;
  padding: 4px;
  background: var(--accent-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 30px rgba(99, 102, 241, 0.2);
}

.profile-avatar {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--bg-primary);
}

.profile-meta h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.profile-meta p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  margin-bottom: 1.5rem;
}

.profile-meta p i {
  width: 14px;
  height: 14px;
  color: var(--accent-solid);
}

.profile-links {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
}

.social-icon-btn {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-color);
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  transition: var(--transition-fast);
}

.social-icon-btn:hover {
  background: var(--bg-card);
  border-color: var(--border-hover);
  color: var(--text-primary);
  transform: translateY(-2px);
}

.social-icon-btn i {
  width: 1.1rem;
  height: 1.1rem;
}

.social-icon-btn.hidden {
  display: none;
}

/* Section Common Title */
.section-title {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 800;
  margin-bottom: 3rem;
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 40px;
  height: 4px;
  background: var(--accent-gradient);
  border-radius: 2px;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-top: -2rem;
  margin-bottom: 3rem;
  max-width: 700px;
}

/* About & Skills Section */
.about-content-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
}

.about-text-card h3, .skills-card h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
}

.about-text-card p {
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
}

.about-text-card p:last-child {
  margin-bottom: 0;
}

.skills-intro {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.languages-chart-container {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.lang-bar-wrapper {
  width: 100%;
}

.lang-header {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 0.4rem;
}

.lang-name-container {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.lang-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

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

.lang-progress-bg {
  width: 100%;
  height: 8px;
  background: var(--bg-tertiary);
  border-radius: 4px;
  overflow: hidden;
}

.lang-progress-bar {
  height: 100%;
  border-radius: 4px;
  width: 0;
  transition: width 1.5s cubic-bezier(0.1, 0.8, 0.25, 1);
}

/* Projects Section Styling */
.filters-wrapper {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  padding: 1.5rem;
  margin-bottom: 3rem;
  border-radius: 1rem;
}

.search-box {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  padding: 0.75rem 1.25rem;
  border-radius: 0.75rem;
  transition: border-color var(--transition-fast);
}

.search-box:focus-within {
  border-color: var(--border-hover);
}

.search-icon {
  width: 1.1rem;
  height: 1.1rem;
  color: var(--text-muted);
}

.search-box input {
  width: 100%;
  font-size: 0.95rem;
}

.search-box input::placeholder {
  color: var(--text-muted);
}

.clear-btn {
  opacity: 0;
  visibility: hidden;
  color: var(--text-muted);
  transition: opacity var(--transition-fast), visibility var(--transition-fast);
}

.clear-btn.visible {
  opacity: 1;
  visibility: visible;
}

.clear-btn:hover {
  color: var(--text-primary);
}

.filter-tags-container {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.filter-tag {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  padding: 0.4rem 1.1rem;
  border-radius: 2rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition-fast);
}

.filter-tag:hover {
  border-color: var(--border-hover);
  color: var(--text-primary);
  background: var(--bg-card);
}

.filter-tag.active {
  background: var(--accent-gradient);
  border-color: transparent;
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.2);
}

.repos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 2rem;
}

/* Repository Card */
.repo-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  position: relative;
  overflow: hidden;
}

.repo-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--accent-gradient);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

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

.repo-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1rem;
}

.repo-folder-icon {
  width: 1.75rem;
  height: 1.75rem;
  color: var(--accent-solid);
}

.repo-github-icon {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--text-muted);
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.repo-card:hover .repo-github-icon {
  color: var(--text-primary);
  transform: translateY(-2px);
}

.repo-title-link {
  display: inline-block;
  margin-bottom: 0.75rem;
}

.repo-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.3;
}

.repo-desc {
  color: var(--text-secondary);
  font-size: 0.92rem;
  margin-bottom: 1.5rem;
  flex-grow: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.repo-topics {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-bottom: 1.25rem;
}

.topic-tag {
  font-size: 0.75rem;
  font-weight: 500;
  background: var(--bg-tertiary);
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  color: var(--accent-solid);
}

.repo-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
  font-size: 0.85rem;
  color: var(--text-muted);
}

.repo-meta-left {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 500;
}

.repo-meta-right {
  display: flex;
  gap: 1rem;
}

.repo-stat-item {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.repo-stat-item i {
  width: 14px;
  height: 14px;
}

/* Loading Skeletons */
.card-loading {
  position: relative;
  overflow: hidden;
}

.card-loading::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.05), transparent);
  transform: translateX(-100%);
  animation: loadingShimmer 1.5s infinite;
}

.light-theme .card-loading::after {
  background: linear-gradient(90deg, transparent, rgba(0, 0, 0, 0.03), transparent);
}

.repo-card-skeleton {
  height: 220px;
  border-radius: 1.25rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
}

.repo-card-skeleton::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.04), transparent);
  transform: translateX(-100%);
  animation: loadingShimmer 1.5s infinite;
}

.light-theme .repo-card-skeleton::after {
  background: linear-gradient(90deg, transparent, rgba(0, 0, 0, 0.02), transparent);
}

@keyframes loadingShimmer {
  100% {
    transform: translateX(100%);
  }
}

/* Contact Section Styling */
.contact-card {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 3.5rem;
  padding: 3rem;
}

.contact-info {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.contact-title {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.contact-desc {
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-method-item {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.method-icon {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 50%;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-solid);
}

.method-icon i {
  width: 1.25rem;
  height: 1.25rem;
}

.method-details {
  display: flex;
  flex-direction: column;
}

.method-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.method-value {
  font-weight: 500;
  color: var(--text-primary);
}

.method-value:hover {
  color: var(--accent-solid);
}

.contact-form-container {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.form-group input, .form-group textarea {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  padding: 0.8rem 1.1rem;
  border-radius: 0.75rem;
  font-size: 0.95rem;
  color: var(--text-primary);
  width: 100%;
  transition: border-color var(--transition-fast);
}

.form-group input:focus, .form-group textarea:focus {
  border-color: var(--border-hover);
}

.form-group input::placeholder, .form-group textarea::placeholder {
  color: var(--text-muted);
}

/* Footer Styling */
.footer {
  background: var(--bg-primary);
  border-top: 1px solid var(--border-color);
  padding: 2.5rem 0;
  text-align: center;
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

.footer-container {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-meta {
  font-size: 0.8rem;
}

/* Scrollbar styling */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--bg-tertiary);
  border-radius: 5px;
  border: 2px solid var(--bg-primary);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--border-hover);
}

/* Mobile Menu Slide In CSS styling */
.nav-menu.mobile-active {
  transform: translateY(0);
}

/* RESPONSIVE DESIGN */
@media (max-width: 992px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 3rem;
  }
  
  .badge-container {
    display: flex;
    justify-content: center;
  }

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

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

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

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

  .contact-card {
    grid-template-columns: 1fr;
    gap: 3rem;
    padding: 2rem;
  }
}

@media (max-width: 768px) {
  html {
    font-size: 15px;
  }

  .section {
    padding: 4rem 0;
  }

  .hero-title {
    font-size: 2.75rem;
  }

  .hero-section {
    padding-top: 7rem;
  }

  /* Nav Menu Mobile responsive rules */
  .mobile-menu-btn {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 4.5rem;
    left: 0;
    width: 100%;
    background: var(--bg-card);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-bottom: 1px solid var(--border-color);
    padding: 2rem 0;
    transform: translateY(-120%);
    transition: transform var(--transition-normal) ease-in-out;
    z-index: 99;
  }

  .nav-list {
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
  }

  .filters-wrapper {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2.25rem;
  }

  .hero-stats {
    flex-direction: column;
    gap: 1.25rem;
    align-items: center;
  }

  .hero-cta {
    flex-direction: column;
    width: 100%;
  }

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