/* ============================
   CSS CUSTOM PROPERTIES
   ============================ */
:root {
  /* Colors */
  --bg-primary: #0a0a0f;
  --bg-secondary: #12121a;
  --bg-card: rgba(255, 255, 255, 0.03);
  --bg-card-hover: rgba(255, 255, 255, 0.06);
  --text-primary: #e4e4e7;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;
  --accent-1: #6366f1;
  --accent-2: #8b5cf6;
  --accent-3: #a78bfa;
  --gradient-primary: linear-gradient(135deg, #6366f1, #8b5cf6, #a78bfa);
  --gradient-glow: linear-gradient(
    135deg,
    rgba(99, 102, 241, 0.15),
    rgba(139, 92, 246, 0.15)
  );
  --border-color: rgba(255, 255, 255, 0.06);
  --border-glow: rgba(99, 102, 241, 0.3);

  /* Spacing */
  --section-padding: 100px 0;
  --container-max: 1100px;
  --container-padding: 0 24px;

  /* Typography */
  --font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.5rem;
  --font-size-5xl: 3.5rem;

  /* Effects */
  --glass-bg: rgba(255, 255, 255, 0.03);
  --glass-border: rgba(255, 255, 255, 0.08);
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.15);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
}

/* ============================
   LIGHT MODE OVERRIDES
   ============================ */
[data-theme="light"] {
  --bg-primary: #f5f5f7;
  --bg-secondary: #ffffff;
  --bg-card: rgba(0, 0, 0, 0.02);
  --bg-card-hover: rgba(0, 0, 0, 0.04);
  --text-primary: #1a1a2e;
  --text-secondary: #4a4a5a;
  --text-muted: #6b6b7b;
  --accent-1: #4f46e5;
  --accent-2: #7c3aed;
  --accent-3: #6d28d9;
  --gradient-primary: linear-gradient(135deg, #4f46e5, #7c3aed, #6d28d9);
  --gradient-glow: linear-gradient(
    135deg,
    rgba(79, 70, 229, 0.1),
    rgba(124, 58, 237, 0.1)
  );
  --border-color: rgba(0, 0, 0, 0.08);
  --border-glow: rgba(79, 70, 229, 0.35);
  --glass-bg: rgba(0, 0, 0, 0.02);
  --glass-border: rgba(0, 0, 0, 0.08);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.12);
  --shadow-glow: 0 0 40px rgba(79, 70, 229, 0.1);
}

/* --- Light mode specific overrides --- */
[data-theme="light"] .navbar.scrolled {
  background: rgba(245, 245, 247, 0.88);
}

[data-theme="light"] .hero::before {
  background: radial-gradient(
    circle,
    rgba(79, 70, 229, 0.06) 0%,
    transparent 70%
  );
}

[data-theme="light"] .project-card-image .image-overlay {
  background: linear-gradient(to top, rgba(245, 245, 247, 0.5), transparent);
}

[data-theme="light"] .stat-icon {
  background: rgba(79, 70, 229, 0.08);
  border-color: rgba(79, 70, 229, 0.15);
}

[data-theme="light"] .stat-card:hover .stat-icon {
  background: rgba(79, 70, 229, 0.12);
  border-color: rgba(79, 70, 229, 0.25);
  box-shadow: 0 0 20px rgba(79, 70, 229, 0.1);
}

[data-theme="light"] .stat-bar {
  background: rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .project-tag {
  color: var(--accent-1);
  background: rgba(79, 70, 229, 0.08);
  border-color: rgba(79, 70, 229, 0.18);
}

[data-theme="light"] .project-modal-tags .project-tag {
  color: var(--accent-1);
  background: rgba(79, 70, 229, 0.08);
  border-color: rgba(79, 70, 229, 0.18);
}

[data-theme="light"] .skill-tag:hover {
  background: rgba(79, 70, 229, 0.06);
}

[data-theme="light"] .filter-btn.active {
  color: #fff;
}

[data-theme="light"] .btn-primary {
  color: #fff;
}

[data-theme="light"] .btn-outline {
  border-color: rgba(79, 70, 229, 0.3);
}

[data-theme="light"] .btn-outline:hover {
  background: rgba(79, 70, 229, 0.06);
}

[data-theme="light"] .github-auto-badge {
  background: rgba(79, 70, 229, 0.06);
  border-color: rgba(79, 70, 229, 0.15);
}

[data-theme="light"] .modal-overlay {
  background: rgba(0, 0, 0, 0.5);
}

[data-theme="light"] .project-modal-overlay {
  background: rgba(0, 0, 0, 0.5);
}

[data-theme="light"] .project-modal-close {
  background: rgba(0, 0, 0, 0.4);
}

[data-theme="light"] .slider-btn {
  background: rgba(0, 0, 0, 0.35);
}

[data-theme="light"] .image-overlay .zoom-icon {
  background: rgba(0, 0, 0, 0.2);
}

/* Mobile nav light mode */
@media (max-width: 768px) {
  [data-theme="light"] .nav-links {
    background: rgba(245, 245, 247, 0.97);
  }
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

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

/* ============================
   NAVBAR
   ============================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: all var(--transition-base);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  padding: 12px 0;
}

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

.nav-logo {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.5px;
}

.logo-bracket {
  color: var(--accent-1);
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 32px;
}

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

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

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

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

/* Nav actions (theme toggle + hamburger) */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.theme-toggle {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border-color);
  background: var(--glass-bg);
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
  position: relative;
}

.theme-toggle:hover {
  border-color: var(--border-glow);
  color: var(--accent-1);
  background: rgba(99, 102, 241, 0.08);
  transform: rotate(15deg);
}

/* Dark mode: show sun icon, hide moon */
.theme-toggle .icon-sun {
  display: block;
}
.theme-toggle .icon-moon {
  display: none;
}

/* Light mode: show moon icon, hide sun */
[data-theme="light"] .theme-toggle .icon-sun {
  display: none;
}
[data-theme="light"] .theme-toggle .icon-moon {
  display: block;
}

[data-theme="light"] .theme-toggle:hover {
  background: rgba(79, 70, 229, 0.08);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

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

/* ============================
   HERO SECTION
   ============================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 80px 24px;
}

.hero::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(to bottom, transparent, var(--bg-primary));
  pointer-events: none;
  z-index: 2;
}

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

.hero::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(
    circle,
    rgba(99, 102, 241, 0.08) 0%,
    transparent 70%
  );
  border-radius: 50%;
  animation: hero-pulse 6s ease-in-out infinite;
}

@keyframes hero-pulse {
  0%,
  100% {
    transform: translate(-50%, -50%) scale(1);
    opacity: 0.5;
  }

  50% {
    transform: translate(-50%, -50%) scale(1.2);
    opacity: 1;
  }
}

.hero-content {
  text-align: center;
  position: relative;
  z-index: 1;
}

.hero-greeting {
  font-size: var(--font-size-lg);
  font-weight: 500;
  color: var(--accent-3);
  margin-bottom: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.hero-name {
  font-size: clamp(2.5rem, 7vw, var(--font-size-5xl));
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 8px;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-title {
  font-size: clamp(1.2rem, 3vw, var(--font-size-3xl));
  font-weight: 300;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.hero-tagline {
  font-size: var(--font-size-lg);
  color: var(--text-muted);
  max-width: 560px;
  margin: 0 auto 40px;
  line-height: 1.8;
}

.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: 600;
  font-family: var(--font-family);
  cursor: pointer;
  transition: all var(--transition-base);
  border: none;
}

.btn-primary {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(99, 102, 241, 0.4);
}

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

.btn-outline:hover {
  background: rgba(99, 102, 241, 0.1);
  border-color: var(--accent-1);
  transform: translateY(-2px);
}

.btn-large {
  padding: 18px 40px;
  font-size: var(--font-size-base);
}

/* Scroll indicator */
.hero-scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  animation: scroll-bounce 2s ease-in-out infinite;
}

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

  50% {
    transform: translateX(-50%) translateY(10px);
  }
}

.scroll-mouse {
  width: 24px;
  height: 38px;
  border: 2px solid var(--text-muted);
  border-radius: 12px;
  display: flex;
  justify-content: center;
  padding-top: 8px;
}

.scroll-wheel {
  width: 3px;
  height: 8px;
  background: var(--accent-1);
  border-radius: 2px;
  animation: scroll-wheel 1.5s ease-in-out infinite;
}

@keyframes scroll-wheel {
  0% {
    opacity: 1;
    transform: translateY(0);
  }

  100% {
    opacity: 0;
    transform: translateY(10px);
  }
}

/* Animate in */
.animate-in {
  opacity: 0;
  transform: translateY(30px);
  animation: fade-in-up 0.8s ease forwards;
}

.delay-1 {
  animation-delay: 0.15s;
}

.delay-2 {
  animation-delay: 0.3s;
}

.delay-3 {
  animation-delay: 0.45s;
}

.delay-4 {
  animation-delay: 0.6s;
}

@keyframes fade-in-up {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============================
   SECTIONS
   ============================ */
.section {
  padding: var(--section-padding);
  position: relative;
}

.section-title {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.section-number {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--accent-1);
  font-family: "SF Mono", "Fira Code", monospace;
}

.section-subtitle {
  color: var(--text-muted);
  font-size: var(--font-size-lg);
  margin-bottom: 48px;
  max-width: 600px;
}

/* ============================
   ABOUT SECTION
   ============================ */
.about .container {
  position: relative;
  z-index: 1;
}

/* Section canvas helper (shared by skills + contact) */
.section-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.contact {
  position: relative;
  overflow: hidden;
}

.contact .container {
  position: relative;
  z-index: 1;
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
  margin-top: 40px;
}

.about-text p {
  color: var(--text-secondary);
  margin-bottom: 16px;
  font-size: var(--font-size-base);
  line-height: 1.8;
}

.about-text strong {
  color: var(--accent-3);
  font-weight: 600;
}

.about-stats {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.stat-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  display: flex;
  align-items: center;
  gap: 20px;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  cursor: default;
  flex-wrap: wrap;
}

.stat-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 0;
  background: var(--gradient-primary);
  transition: height 0.4s ease;
  border-radius: 0 2px 2px 0;
}

.stat-card:hover::before {
  height: 100%;
}

.stat-card:hover {
  border-color: var(--border-glow);
  background: var(--bg-card-hover);
  transform: translateX(8px) translateY(-2px);
  box-shadow: var(--shadow-glow), var(--shadow-sm);
}

/* Stat icon */
.stat-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: rgba(99, 102, 241, 0.08);
  border: 1px solid rgba(99, 102, 241, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-3);
  transition: all var(--transition-base);
  flex-shrink: 0;
}

.stat-card:hover .stat-icon {
  background: rgba(99, 102, 241, 0.15);
  border-color: rgba(99, 102, 241, 0.3);
  color: var(--accent-1);
  transform: scale(1.1) rotate(-5deg);
  box-shadow: 0 0 20px rgba(99, 102, 241, 0.15);
}

/* Stat info (number + label) */
.stat-info {
  display: flex;
  align-items: center;
  gap: 14px;
  flex: 1;
}

.stat-number {
  font-size: var(--font-size-4xl);
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  min-width: 50px;
  line-height: 1;
}

.stat-number::after {
  content: "+";
}

.stat-label {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: color var(--transition-base);
}

.stat-card:hover .stat-label {
  color: var(--text-secondary);
}

/* Animated progress bar */
.stat-bar {
  width: 100%;
  height: 3px;
  background: rgba(255, 255, 255, 0.04);
  border-radius: 2px;
  overflow: hidden;
}

.stat-bar-fill {
  height: 100%;
  width: 0;
  background: var(--gradient-primary);
  border-radius: 2px;
  transition: width 1.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  opacity: 0.6;
}

.stat-card:hover .stat-bar-fill {
  opacity: 1;
}

/* ============================
   PROJECTS SECTION
   ============================ */
.project-filters {
  display: flex;
  gap: 10px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 8px 20px;
  border-radius: 100px;
  border: 1px solid var(--border-color);
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-base);
}

.filter-btn:hover {
  border-color: var(--border-glow);
  color: var(--text-primary);
}

.filter-btn.active {
  background: var(--gradient-primary);
  border-color: transparent;
  color: #fff;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 28px;
}

/* Project Card */
.project-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition-slow);
  position: relative;
  opacity: 0;
  transform: translateY(30px);
}

.project-card.visible {
  opacity: 1;
  transform: translateY(0);
}

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

.project-card-image {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
  cursor: pointer;
}

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

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

.project-card-image .image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10, 10, 15, 0.6), transparent);
  opacity: 0;
  transition: opacity var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.image-overlay .zoom-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  transform: scale(0.8);
  transition: transform var(--transition-base);
}

.project-card:hover .zoom-icon {
  transform: scale(1);
}

.project-card-body {
  padding: 24px;
}

.project-card-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.project-card-desc {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.project-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 20px;
}

.project-tag {
  font-size: var(--font-size-xs);
  font-weight: 500;
  color: var(--accent-3);
  background: rgba(99, 102, 241, 0.1);
  padding: 4px 12px;
  border-radius: 100px;
  border: 1px solid rgba(99, 102, 241, 0.15);
}

.project-card-links {
  display: flex;
  gap: 12px;
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-secondary);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  transition: all var(--transition-base);
}

.project-link:hover {
  color: var(--accent-3);
  border-color: var(--border-glow);
  background: rgba(99, 102, 241, 0.05);
}

/* ============================
   SKILLS SECTION
   ============================ */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 24px;
  margin-top: 40px;
}

.skill-category {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition-base);
}

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

.skill-category-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: 20px;
  color: var(--accent-3);
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.skill-tag {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  padding: 6px 14px;
  border-radius: 100px;
  border: 1px solid var(--border-color);
  transition: all var(--transition-base);
  background: transparent;
}

.skill-tag:hover {
  color: var(--text-primary);
  border-color: var(--accent-1);
  background: rgba(99, 102, 241, 0.08);
}

/* ============================
   CONTACT SECTION
   ============================ */
.contact-content {
  text-align: center;
  max-width: 560px;
  margin: 40px auto 0;
}

.contact-text {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  margin-bottom: 32px;
  line-height: 1.8;
}

.contact-socials {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 40px;
}

.social-link {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: all var(--transition-base);
}

.social-link:hover {
  color: var(--accent-1);
  border-color: var(--accent-1);
  transform: translateY(-4px);
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.2);
}

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

.footer strong {
  color: var(--accent-3);
}

.footer-note {
  margin-top: 8px;
  font-size: var(--font-size-xs);
  color: var(--text-muted);
}

/* ============================
   IMAGE MODAL
   ============================ */
.modal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.modal.active {
  opacity: 1;
  pointer-events: all;
}

.modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(10px);
}

.modal-content {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  z-index: 1;
  transform: scale(0.9);
  transition: transform var(--transition-base);
}

.modal.active .modal-content {
  transform: scale(1);
}

.modal-close {
  position: absolute;
  top: -40px;
  right: 0;
  background: none;
  border: none;
  color: #fff;
  font-size: 32px;
  cursor: pointer;
  transition: color var(--transition-fast);
  line-height: 1;
}

.modal-close:hover {
  color: var(--accent-1);
}

.modal-image {
  max-width: 100%;
  max-height: 80vh;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.modal-caption {
  text-align: center;
  color: var(--text-secondary);
  margin-top: 16px;
  font-size: var(--font-size-sm);
}

/* ============================
   PROJECT DETAIL MODAL
   ============================ */
.project-modal {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.project-modal.active {
  opacity: 1;
  pointer-events: all;
}

.project-modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(10px);
}

.project-modal-container {
  position: relative;
  z-index: 1;
  width: 90vw;
  max-width: 640px;
  max-height: 90vh;
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transform: scale(0.92) translateY(20px);
  transition: transform var(--transition-base);
}

.project-modal.active .project-modal-container {
  transform: scale(1) translateY(0);
}

.project-modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 10;
  width: 36px;
  height: 36px;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  color: #fff;
  font-size: 20px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  line-height: 1;
}

.project-modal-close:hover {
  background: rgba(99, 102, 241, 0.4);
  border-color: var(--accent-1);
  transform: rotate(90deg);
}

.project-modal-body {
  overflow-y: auto;
  overscroll-behavior: contain;
}

/* --- Image Slider --- */
.project-slider {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--bg-primary);
  flex-shrink: 0;
}

.project-slider-track {
  display: flex;
  height: 100%;
  transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.project-slider-track .slide {
  min-width: 100%;
  height: 100%;
}

.project-slider-track .slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.slider-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 5;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(6px);
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  opacity: 0;
}

.project-slider:hover .slider-btn {
  opacity: 1;
}

.slider-btn:hover {
  background: rgba(99, 102, 241, 0.6);
  border-color: var(--accent-1);
}

.slider-btn-prev {
  left: 10px;
}

.slider-btn-next {
  right: 10px;
}

.slider-dots {
  position: absolute;
  bottom: 10px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 6px;
  z-index: 5;
}

.slider-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.35);
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  padding: 0;
}

.slider-dot.active {
  background: var(--accent-1);
  box-shadow: 0 0 8px rgba(99, 102, 241, 0.5);
  transform: scale(1.25);
}

/* --- Modal Info --- */
.project-modal-info {
  padding: 28px 28px 32px;
}

.project-modal-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 14px;
  line-height: 1.3;
}

.project-modal-desc {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 20px;
  white-space: pre-line;
}

.project-modal-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 22px;
}

.project-modal-tags .project-tag {
  font-size: var(--font-size-xs);
  font-weight: 500;
  color: var(--accent-3);
  background: rgba(99, 102, 241, 0.1);
  padding: 4px 12px;
  border-radius: 100px;
  border: 1px solid rgba(99, 102, 241, 0.15);
}

.project-modal-links {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.project-modal-links .project-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-secondary);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  transition: all var(--transition-base);
}

.project-modal-links .project-link:hover {
  color: var(--accent-3);
  border-color: var(--border-glow);
  background: rgba(99, 102, 241, 0.05);
}

/* Responsive adjustments for project modal */
@media (max-width: 768px) {
  .project-modal-container {
    width: 95vw;
    max-height: 92vh;
    border-radius: var(--radius-lg);
  }

  .project-modal-info {
    padding: 20px 20px 28px;
  }

  .slider-btn {
    opacity: 1;
    width: 32px;
    height: 32px;
  }
}

/* ============================
   SCROLL REVEAL
   ============================ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease;
}

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

/* ============================
   LOADING STATE
   ============================ */
.projects-loader {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px 0;
  gap: 20px;
}

.loader-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border-color);
  border-top-color: var(--accent-1);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.loader-text {
  color: var(--text-muted);
  font-size: var(--font-size-sm);
}

/* ============================
   PROJECT CARD HEADER
   ============================ */
.project-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
}

.project-card-header .project-card-title {
  margin-bottom: 0;
}

/* GitHub Auto Badge */
.github-auto-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: var(--font-size-xs);
  font-weight: 500;
  color: var(--text-muted);
  background: rgba(99, 102, 241, 0.08);
  border: 1px solid rgba(99, 102, 241, 0.15);
  padding: 3px 10px;
  border-radius: 100px;
  white-space: nowrap;
  flex-shrink: 0;
}

/* Empty State */
.projects-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
  font-size: var(--font-size-base);
}

/* ============================
   RESPONSIVE
   ============================ */
@media (max-width: 768px) {
  :root {
    --section-padding: 60px 0;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(20px);
    padding: 20px;
    gap: 0;
    border-bottom: 1px solid var(--border-color);
  }

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

  .nav-links a {
    padding: 12px 0;
  }

  .nav-toggle {
    display: flex;
  }

  .about-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-stats {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .stat-card {
    flex: 1;
    min-width: 150px;
    flex-direction: column;
    text-align: center;
    padding: 20px;
  }

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

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

  .hero-name {
    font-size: 2.2rem;
  }

  .section-title {
    font-size: var(--font-size-2xl);
  }
}

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

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

  .about-stats {
    flex-direction: column;
  }

  .stat-card {
    min-width: auto;
  }
}