/* ===================================
   CSS VARIABLES & DESIGN TOKENS
   =================================== */
:root {
  /* Colors */
  --bg-primary: #0a0a0f;
  --bg-secondary: #12121a;
  --bg-tertiary: #1a1a2e;
  --bg-card: rgba(22, 22, 35, 0.8);
  --bg-card-hover: rgba(30, 30, 50, 0.9);
  --bg-glass: rgba(255, 255, 255, 0.03);
  --bg-glass-hover: rgba(255, 255, 255, 0.06);

  --text-primary: #e8e8f0;
  --text-secondary: #9898b0;
  --text-tertiary: #6868a0;
  --text-muted: #4a4a70;

  --accent-primary: #6c5ce7;
  --accent-secondary: #a29bfe;
  --accent-glow: rgba(108, 92, 231, 0.3);

  --neon-cyan: #00d2ff;
  --neon-purple: #7a5af8;
  --neon-pink: #f472b6;
  --neon-green: #34d399;

  --gradient-primary: linear-gradient(135deg, #6c5ce7, #00d2ff);
  --gradient-hero: linear-gradient(
    135deg,
    #0a0a0f 0%,
    #1a1a3e 50%,
    #0a0a0f 100%
  );
  --gradient-card: linear-gradient(
    135deg,
    rgba(108, 92, 231, 0.1),
    rgba(0, 210, 255, 0.05)
  );

  --border-subtle: rgba(255, 255, 255, 0.06);
  --border-accent: rgba(108, 92, 231, 0.3);

  /* Typography */
  --font-primary: "Space Grotesk", "Inter", sans-serif;
  --font-secondary: "Inter", sans-serif;
  --font-mono: "JetBrains Mono", monospace;

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

  /* Effects */
  --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 16px 48px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 30px rgba(108, 92, 231, 0.15);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  --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;
  font-size: 16px;
  scrollbar-width: thin;
  scrollbar-color: var(--accent-primary) var(--bg-secondary);
}

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

::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}
::-webkit-scrollbar-thumb {
  background: var(--accent-primary);
  border-radius: 3px;
}

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

img {
  max-width: 100%;
  display: block;
}
ul {
  list-style: none;
}

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

/* ===================================
   ANIMATION CLASSES
   =================================== */
[data-animate] {
  opacity: 0;
  transform: translateY(30px);
  transition:
    opacity 0.6s ease,
    transform 0.6s ease;
}

[data-animate].animated {
  opacity: 1;
  transform: translateY(0);
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

@keyframes pulse-glow {
  0%,
  100% {
    box-shadow: 0 0 20px rgba(108, 92, 231, 0.1);
  }
  50% {
    box-shadow: 0 0 30px rgba(108, 92, 231, 0.25);
  }
}

@keyframes blink {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0;
  }
}

@keyframes shimmer {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}

@keyframes scrollDown {
  0% {
    transform: translateY(0);
    opacity: 1;
  }
  50% {
    transform: translateY(8px);
    opacity: 0.5;
  }
  100% {
    transform: translateY(0);
    opacity: 1;
  }
}

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

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

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

.nav-logo {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  transition: var(--transition-fast);
}

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

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

.nav-links {
  display: flex;
  gap: 8px;
}

.nav-link {
  font-family: var(--font-primary);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--accent-secondary);
  background: var(--bg-glass-hover);
}

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

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

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

.nav-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.lang-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  padding: 6px 14px;
  border-radius: 100px;
  cursor: pointer;
  transition: var(--transition-base);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 1px;
}

.lang-toggle:hover {
  border-color: var(--accent-primary);
  color: var(--accent-secondary);
  background: rgba(108, 92, 231, 0.08);
  transform: translateY(-1px);
  box-shadow: var(--shadow-glow);
}

.lang-flag {
  font-size: 1rem;
  line-height: 1;
}

.lang-label {
  line-height: 1;
}

/* ===================================
   HERO
   =================================== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  background: var(--gradient-hero);
  overflow: hidden;
  padding: 80px 24px 40px;
}

.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(108, 92, 231, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(108, 92, 231, 0.05) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(
    ellipse at center,
    black 30%,
    transparent 70%
  );
}

.hero-particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero-particle {
  position: absolute;
  width: 3px;
  height: 3px;
  background: var(--accent-primary);
  border-radius: 50%;
  opacity: 0;
  animation: particleFloat 6s infinite;
}

@keyframes particleFloat {
  0% {
    opacity: 0;
    transform: translateY(100vh) scale(0);
  }
  10% {
    opacity: 0.6;
  }
  90% {
    opacity: 0.6;
  }
  100% {
    opacity: 0;
    transform: translateY(-10vh) scale(1);
  }
}

.hero-content {
  text-align: center;
  position: relative;
  z-index: 2;
  max-width: 700px;
}

.hero-greeting {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--accent-secondary);
  margin-bottom: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  opacity: 0;
  animation: fadeInUp 0.6s ease 0.2s forwards;
}

.hero-name {
  font-family: var(--font-primary);
  font-size: clamp(2.8rem, 7vw, 5rem);
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
  margin-bottom: 20px;
  opacity: 0;
  animation: fadeInUp 0.6s ease 0.4s forwards;
}

.hero-title-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2.5vw, 1.3rem);
  color: var(--text-secondary);
  margin-bottom: 28px;
  min-height: 2em;
  opacity: 0;
  animation: fadeInUp 0.6s ease 0.6s forwards;
}

.hero-title-prefix {
  color: var(--neon-green);
  font-weight: 700;
}

.hero-cursor {
  color: var(--accent-primary);
  animation: blink 1s infinite;
  font-weight: 300;
}

.hero-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto 36px;
  line-height: 1.8;
  opacity: 0;
  animation: fadeInUp 0.6s ease 0.8s forwards;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 40px;
  opacity: 0;
  animation: fadeInUp 0.6s ease 1s forwards;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  font-family: var(--font-primary);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-base);
  border: none;
}

.btn-primary {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: 0 4px 20px rgba(108, 92, 231, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(108, 92, 231, 0.5);
}

.btn-outline {
  background: transparent;
  color: var(--accent-secondary);
  border: 1.5px solid var(--accent-primary);
}

.btn-outline:hover {
  background: rgba(108, 92, 231, 0.1);
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(108, 92, 231, 0.2);
}

.hero-socials {
  display: flex;
  gap: 16px;
  justify-content: center;
  opacity: 0;
  animation: fadeInUp 0.6s ease 1.2s forwards;
}

.hero-socials a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 1.3rem;
  transition: var(--transition-base);
}

.hero-socials a:hover {
  color: var(--accent-secondary);
  border-color: var(--accent-primary);
  background: rgba(108, 92, 231, 0.1);
  transform: translateY(-3px);
  box-shadow: var(--shadow-glow);
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: 0.8rem;
  font-family: var(--font-mono);
  letter-spacing: 1px;
  animation: scrollDown 2s infinite;
}

.hero-scroll-indicator i {
  font-size: 1.2rem;
}

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

.section-alt {
  background: var(--bg-secondary);
}

.section-title {
  font-family: var(--font-primary);
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 60px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.section-title::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--border-accent), transparent);
  max-width: 300px;
}

.section-number {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--accent-primary);
  font-weight: 500;
}

/* ===================================
   ABOUT
   =================================== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.about-text p {
  color: var(--text-secondary);
  margin-bottom: 20px;
  font-size: 1.05rem;
  line-height: 1.8;
}

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

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 28px 20px;
  text-align: center;
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
}

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

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

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

.stat-number {
  font-family: var(--font-primary);
  font-size: 2.5rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline;
}

.stat-suffix {
  font-family: var(--font-primary);
  font-size: 2rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  display: block;
  margin-top: 8px;
  font-size: 0.85rem;
  color: var(--text-tertiary);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ===================================
   SKILLS
   =================================== */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.skill-category {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 30px;
  transition: var(--transition-base);
}

.skill-category:hover {
  border-color: var(--border-accent);
  box-shadow: var(--shadow-glow);
}

.skill-category-title {
  font-family: var(--font-primary);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.skill-category-title i {
  color: var(--accent-primary);
  font-size: 1.3rem;
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.skill-tag {
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  padding: 8px 16px;
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition-base);
  cursor: default;
  position: relative;
  overflow: hidden;
}

.skill-tag::before {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  height: 2px;
  width: 0%;
  background: var(--gradient-primary);
  transition: var(--transition-slow);
}

.skill-tag:hover {
  color: var(--accent-secondary);
  border-color: var(--accent-primary);
  background: rgba(108, 92, 231, 0.08);
  transform: translateY(-2px);
}

.skill-tag:hover::before {
  width: 100%;
}

/* ===================================
   PROJECTS
   =================================== */
.projects-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

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

.project-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: var(--transition-base);
}

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

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

.project-featured {
  border-color: rgba(108, 92, 231, 0.2);
  background: var(--gradient-card);
}

.project-featured::before {
  opacity: 1;
  height: 3px;
  background: linear-gradient(
    90deg,
    var(--neon-cyan),
    var(--accent-primary),
    var(--neon-pink)
  );
}

.project-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  background: rgba(108, 92, 231, 0.15);
  border: 1px solid rgba(108, 92, 231, 0.3);
  padding: 6px 14px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent-secondary);
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.project-content {
  padding: 32px;
}

.project-title {
  font-family: var(--font-primary);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 14px;
}

.project-description {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 20px;
}

.project-features {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
}

.project-features span {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  color: var(--text-tertiary);
}

.project-features i {
  color: var(--neon-green);
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.project-tech span {
  background: rgba(108, 92, 231, 0.1);
  border: 1px solid rgba(108, 92, 231, 0.2);
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--accent-secondary);
  font-family: var(--font-mono);
}

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

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
  transition: var(--transition-fast);
}

.project-link:hover {
  color: var(--accent-secondary);
  border-color: var(--accent-primary);
  background: rgba(108, 92, 231, 0.08);
}

/* ===================================
   TIMELINE (EDUCATION & EXPERIENCE)
   =================================== */
.timeline {
  position: relative;
  padding-left: 40px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(
    to bottom,
    var(--accent-primary),
    var(--bg-tertiary)
  );
}

.timeline-item {
  position: relative;
  margin-bottom: 40px;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-dot {
  position: absolute;
  left: -36px;
  top: 6px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent-primary);
  border: 3px solid var(--bg-primary);
  box-shadow: 0 0 12px var(--accent-glow);
  z-index: 1;
}

.section-alt .timeline-dot {
  border-color: var(--bg-secondary);
}

.timeline-content {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 28px;
  transition: var(--transition-base);
}

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

.timeline-date {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-primary);
  letter-spacing: 1px;
  text-transform: uppercase;
  font-weight: 500;
}

.timeline-title {
  font-family: var(--font-primary);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 8px;
}

.timeline-subtitle {
  font-size: 0.95rem;
  color: var(--accent-secondary);
  margin-top: 4px;
  font-weight: 500;
}

.timeline-description {
  color: var(--text-secondary);
  font-size: 0.92rem;
  margin-top: 12px;
  line-height: 1.7;
}

.timeline-description strong {
  color: var(--accent-secondary);
}

/* ===================================
   CONTACT
   =================================== */
.contact-content {
  text-align: center;
}

.contact-text {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 500px;
  margin: 0 auto 50px;
  line-height: 1.8;
}

.contact-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  transition: var(--transition-base);
  cursor: pointer;
}

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

.contact-card i {
  font-size: 2rem;
  color: var(--accent-primary);
  transition: var(--transition-base);
}

.contact-card:hover i {
  color: var(--accent-secondary);
  transform: scale(1.1);
}

.contact-card-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-weight: 600;
}

.contact-card-value {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
  word-break: break-all;
  text-align: center;
}

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

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

.footer-logo {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 700;
}

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

.footer-socials {
  display: flex;
  gap: 12px;
}

.footer-socials a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  color: var(--text-tertiary);
  transition: var(--transition-fast);
  font-size: 1.1rem;
}

.footer-socials a:hover {
  color: var(--accent-secondary);
  transform: translateY(-2px);
}

/* ===================================
   RESPONSIVE
   =================================== */
@media (max-width: 900px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

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

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

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: rgba(10, 10, 15, 0.97);
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 8px;
    padding: 40px;
    transition: var(--transition-base);
    border-left: 1px solid var(--border-subtle);
  }

  .nav-links.open {
    right: 0;
  }

  .nav-link {
    font-size: 1.1rem;
    padding: 12px 24px;
  }

  .nav-toggle {
    display: flex;
  }

  .section {
    padding: 60px 0;
  }

  .section-title {
    margin-bottom: 40px;
  }

  .hero {
    padding: 60px 20px 40px;
  }

  .hero-description {
    font-size: 1rem;
  }

  .footer-content {
    flex-direction: column;
    gap: 20px;
    text-align: center;
  }
}

@media (max-width: 500px) {
  .contact-cards {
    grid-template-columns: 1fr;
  }

  .about-stats {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .stat-card {
    padding: 20px 12px;
  }

  .stat-number {
    font-size: 2rem;
  }

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

  .project-features {
    flex-direction: column;
  }
}