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

:root {
  --color-bg: #0a0a0f;
  --color-bg-raised: #12121a;
  --color-bg-card: #1a1a25;
  --color-border: rgba(255, 255, 255, 0.06);
  --color-border-hover: rgba(255, 255, 255, 0.12);
  --color-text: #e4e4e7;
  --color-text-muted: #a1a1aa;
  --color-text-dim: #71717a;
  --color-primary: #818cf8;
  --color-primary-dim: rgba(129, 140, 248, 0.15);
  --color-accent: #c084fc;
  --color-accent-dim: rgba(192, 132, 252, 0.15);
  --color-glow: rgba(129, 140, 248, 0.06);
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "JetBrains Mono", "Fira Code", monospace;
  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --max-width: 1100px;
}

[data-theme="light"] {
  --color-bg: #f8fafc;
  --color-bg-raised: #ffffff;
  --color-bg-card: #ffffff;
  --color-border: rgba(0, 0, 0, 0.08);
  --color-border-hover: rgba(0, 0, 0, 0.15);
  --color-text: #1a1a2e;
  --color-text-muted: #4a4a68;
  --color-text-dim: #6b7280;
  --color-primary: #6366f1;
  --color-primary-dim: rgba(99, 102, 241, 0.1);
  --color-accent: #a855f7;
  --color-accent-dim: rgba(168, 85, 247, 0.1);
  --color-glow: rgba(99, 102, 241, 0.04);
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
}

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

body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  transition:
    background-color 0.4s ease,
    color 0.4s ease;
}

body.menu-open {
  overflow: hidden;
}

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

a:hover {
  color: var(--color-accent);
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ========== Theme Toggle ========== */
.theme-toggle {
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.4rem;
  cursor: pointer;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  margin-left: 0.5rem;
}

.theme-toggle:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
  background: var(--color-primary-dim);
}

.icon-sun {
  display: none;
}

[data-theme="light"] .icon-sun {
  display: block;
}

[data-theme="light"] .icon-moon {
  display: none;
}

/* ========== Cursor Glow ========== */
.cursor-glow {
  position: fixed;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  pointer-events: none;
  background: radial-gradient(circle, var(--color-glow) 0%, transparent 70%);
  transform: translate(-50%, -50%);
  z-index: 9999;
  transition: opacity 0.3s ease;
  opacity: 0;
}

.cursor-glow.active {
  opacity: 1;
}

/* ========== Navigation ========== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2rem;
  background: color-mix(in srgb, var(--color-bg) 85%, transparent);
  backdrop-filter: blur(16px) saturate(180%);
  border-bottom: 1px solid var(--color-border);
  transition:
    transform 0.4s ease,
    box-shadow 0.4s ease,
    background 0.4s ease;
  animation: slideDown 0.8s cubic-bezier(0.16, 1, 0.3, 1) both;
}

@keyframes slideDown {
  from {
    transform: translateY(-100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.navbar.scrolled {
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
}

.nav-logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.02em;
  z-index: 1001;
  transition: all var(--transition);
}

.nav-logo:hover {
  color: var(--color-primary);
  text-shadow: 0 0 20px var(--color-primary-dim);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links a {
  color: var(--color-text-muted);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  transition:
    color var(--transition),
    transform var(--transition);
  position: relative;
  animation: fadeInDown 0.5s ease both;
}

.nav-links a:nth-child(1) {
  animation-delay: 0.1s;
}
.nav-links a:nth-child(2) {
  animation-delay: 0.2s;
}
.nav-links a:nth-child(3) {
  animation-delay: 0.3s;
}
.nav-links a:nth-child(4) {
  animation-delay: 0.4s;
}
.nav-links a:nth-child(5) {
  animation-delay: 0.5s;
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.nav-links a::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  border-radius: 1px;
  transition: width var(--transition);
}

.nav-links a:hover {
  color: var(--color-text);
  transform: translateY(-1px);
}

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

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 1002;
}

.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.hamburger.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.mobile-overlay {
  position: fixed;
  inset: 0;
  background: color-mix(in srgb, var(--color-bg) 60%, transparent);
  backdrop-filter: blur(4px);
  z-index: 998;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.mobile-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

/* ========== Buttons ========== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  font-weight: 500;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}

.btn:hover::before {
  opacity: 1;
}

.btn--primary {
  background: linear-gradient(
    135deg,
    var(--color-primary),
    var(--color-accent)
  );
  color: #fff;
  box-shadow: 0 4px 16px rgba(129, 140, 248, 0.25);
}

.btn--primary:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 8px 32px rgba(129, 140, 248, 0.4);
  color: #fff;
}

.btn--primary:active {
  transform: translateY(0) scale(0.98);
}

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

.btn--outline:hover {
  background: var(--color-primary-dim);
  transform: translateY(-2px) scale(1.02);
  color: var(--color-primary);
  box-shadow: 0 4px 20px rgba(129, 140, 248, 0.15);
}

.btn--outline:active {
  transform: translateY(0) scale(0.98);
}

.btn--full {
  width: 100%;
  justify-content: center;
  padding: 1rem;
  font-size: 1rem;
}

/* ========== Hero Section ========== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 4.5rem 1.5rem 4rem;
}

.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--color-border) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-border) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, black, transparent);
  animation: gridPulse 8s ease-in-out infinite;
  pointer-events: none;
}

@keyframes gridPulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
}

.hero-glow--1 {
  width: 500px;
  height: 500px;
  top: -150px;
  right: 0;
  background: var(--color-primary);
  opacity: 0.12;
  animation:
    drift 20s ease-in-out infinite alternate,
    pulse-glow 4s ease-in-out infinite;
}

.hero-glow--2 {
  width: 400px;
  height: 400px;
  bottom: -100px;
  left: 0;
  background: var(--color-accent);
  opacity: 0.08;
  animation:
    drift 25s ease-in-out infinite alternate-reverse,
    pulse-glow 5s ease-in-out infinite 1s;
}

@keyframes drift {
  from {
    transform: translate(0, 0);
  }
  to {
    transform: translate(30px, -30px);
  }
}

@keyframes pulse-glow {
  0%,
  100% {
    opacity: 0.12;
  }
  50% {
    opacity: 0.18;
  }
}

.hero-content {
  position: relative;
  max-width: var(--max-width);
  width: 100%;
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 2rem;
  align-items: center;
}

.hero-greeting {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-primary);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.hero-name {
  font-size: clamp(2.25rem, 4.5vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 0.75rem;
  color: var(--color-text);
  position: relative;
}

.hero-name .char {
  display: inline-block;
  animation: charReveal 0.6s cubic-bezier(0.16, 1, 0.3, 1) both;
}

@keyframes charReveal {
  from {
    opacity: 0;
    transform: translateY(40px) rotateX(-40deg);
  }
  to {
    opacity: 1;
    transform: translateY(0) rotateX(0);
  }
}

.hero-role {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  margin-bottom: 0.75rem;
}

.gradient-text {
  background: linear-gradient(
    135deg,
    var(--color-primary),
    var(--color-accent)
  );
  background-size: 200% 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 600;
  animation: gradientShift 3s ease-in-out infinite;
}

@keyframes gradientShift {
  0%,
  100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

.hero-description {
  font-size: 0.9375rem;
  color: var(--color-text-dim);
  line-height: 1.6;
  max-width: 480px;
  margin-bottom: 1.25rem;
}

.hero-cta {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.hero-cta .btn {
  padding: 0.625rem 1.5rem;
  font-size: 0.875rem;
}

/* Hero Card with tilt */
.hero-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  animation: float 6s ease-in-out infinite;
  transition:
    transform 0.1s ease,
    box-shadow var(--transition);
  transform-style: preserve-3d;
  perspective: 1000px;
}

.hero-card:hover {
  box-shadow: 0 20px 60px rgba(129, 140, 248, 0.15);
}

.hero-card-header {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0.6rem 1rem;
  background: var(--color-bg-raised);
  border-bottom: 1px solid var(--color-border);
}

.hero-card-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-text-dim);
  opacity: 0.5;
}

.hero-card-dot:nth-child(1) {
  background: #ef4444;
  opacity: 0.8;
}

.hero-card-dot:nth-child(2) {
  background: #eab308;
  opacity: 0.8;
}

.hero-card-dot:nth-child(3) {
  background: #22c55e;
  opacity: 0.8;
}

.hero-card-title {
  margin-left: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-dim);
}

.hero-card-body {
  padding: 1rem 1.25rem;
  min-height: 160px;
}

.hero-card-body code {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  line-height: 1.7;
  color: var(--color-text-muted);
}

.code-key {
  color: var(--color-primary);
}

.code-line {
  display: block;
  opacity: 0;
  animation: typeLine 0.3s ease forwards;
}

.typing-cursor {
  display: inline-block;
  width: 2px;
  height: 1em;
  background: var(--color-primary);
  margin-left: 2px;
  vertical-align: text-bottom;
  animation: blink 1s step-end infinite;
}

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

@keyframes typeLine {
  from {
    opacity: 0;
    transform: translateX(-5px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-12px);
  }
}

/* Hero Stats */
.hero-stats {
  position: relative;
  display: flex;
  align-items: center;
  gap: 2rem;
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  max-width: var(--max-width);
  width: 100%;
  animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 1s both;
}

.hero-stats::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--color-border),
    transparent
  );
  animation: expandLine 1s ease 1.2s both;
}

@keyframes expandLine {
  from {
    transform: scaleX(0);
  }
  to {
    transform: scaleX(1);
  }
}

.stat {
  text-align: center;
}

.stat-value {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
  transition: color var(--transition);
}

.stat:hover .stat-value {
  color: var(--color-primary);
}

.stat-label {
  font-size: 0.8125rem;
  color: var(--color-text-dim);
  font-weight: 500;
  margin-top: 0.25rem;
}

.stat-divider {
  width: 1px;
  height: 30px;
  background: var(--color-border);
}

.scroll-hint {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-text-dim);
  animation: fadeInUp 1s ease 1.8s both;
}

.scroll-hint span {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.scroll-hint-line {
  width: 1px;
  height: 32px;
  background: linear-gradient(180deg, var(--color-primary), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%,
  100% {
    opacity: 1;
    transform: scaleY(1);
  }
  50% {
    opacity: 0.4;
    transform: scaleY(0.6);
  }
}

/* ========== Sections ========== */
.section {
  padding: 6rem 0;
  position: relative;
}

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

.section-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.section-number {
  color: var(--color-primary);
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 500;
  margin-right: 0.5rem;
}

.section-subtitle {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  max-width: 560px;
  margin-bottom: 3rem;
  line-height: 1.7;
}

/* ========== About ========== */
.about-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4rem;
  align-items: start;
}

.about-photo-wrapper {
  width: 220px;
  height: 220px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 2px solid var(--color-border);
  position: relative;
  transition: all var(--transition);
}

.about-photo-wrapper::before {
  content: "";
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  padding: 2px;
  background: linear-gradient(
    135deg,
    var(--color-primary),
    var(--color-accent)
  );
  mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  mask-composite: exclude;
  -webkit-mask-composite: xor;
  opacity: 0;
  transition: opacity var(--transition);
}

.about-photo-wrapper:hover::before {
  opacity: 1;
}

.about-photo-wrapper::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(129, 140, 248, 0.1), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}

.about-photo-wrapper:hover::after {
  opacity: 1;
}

.about-photo-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.about-photo-wrapper:hover img {
  transform: scale(1.08);
}

.about-bio {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: 2.5rem;
}

.skills-grid {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.skill-category h3 {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
}

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

.skill-tag {
  padding: 0.375rem 0.875rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 100px;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  font-weight: 500;
  transition: all var(--transition);
  opacity: 0;
  transform: translateY(10px) scale(0.9);
}

.skill-tag.pop-in {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.skill-tag:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-dim);
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 4px 12px rgba(129, 140, 248, 0.2);
}

/* ========== Projects ========== */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

.project-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  position: relative;
}

.project-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  padding: 1px;
  background: linear-gradient(
    135deg,
    var(--color-primary),
    var(--color-accent),
    var(--color-primary)
  );
  background-size: 300% 300%;
  mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  mask-composite: exclude;
  -webkit-mask-composite: xor;
  opacity: 0;
  transition: opacity 0.4s ease;
  animation: borderGradient 4s linear infinite paused;
}

.project-card:hover::before {
  opacity: 1;
  animation-play-state: running;
}

@keyframes borderGradient {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

.project-card:hover {
  transform: translateY(-8px);
  box-shadow:
    0 20px 60px rgba(0, 0, 0, 0.4),
    0 0 40px rgba(129, 140, 248, 0.08);
}

.project-card-image {
  padding: 2rem 2rem 0;
  display: flex;
  justify-content: center;
}

.project-card-image img {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-md);
  object-fit: cover;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.project-card:hover .project-card-image img {
  transform: scale(1.1) rotate(2deg);
}

.project-card-content {
  padding: 1.5rem 2rem 2rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.project-card-content h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--color-text);
  transition: color var(--transition);
}

.project-card:hover .project-card-content h3 {
  color: var(--color-primary);
}

.project-card-content p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 1.25rem;
  flex: 1;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  margin-bottom: 1.25rem;
}

.project-tags span {
  padding: 0.25rem 0.625rem;
  background: var(--color-primary-dim);
  color: var(--color-primary);
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 500;
  transition: all var(--transition);
}

.project-card:hover .project-tags span {
  background: rgba(129, 140, 248, 0.2);
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-primary);
  transition: all var(--transition);
}

.project-link svg {
  transition: transform var(--transition);
}

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

.project-link:hover svg {
  transform: translate(3px, -3px);
}

.project-private {
  font-size: 0.8125rem;
  color: var(--color-text-dim);
  font-style: italic;
}

/* ========== Contact ========== */
.contact-form {
  max-width: 640px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  transition:
    border-color var(--transition),
    box-shadow var(--transition);
}

.contact-form:focus-within {
  border-color: rgba(129, 140, 248, 0.2);
  box-shadow: 0 0 40px rgba(129, 140, 248, 0.05);
}

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

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-muted);
  margin-bottom: 0.5rem;
  transition: color var(--transition);
}

.form-group:focus-within label {
  color: var(--color-primary);
}

.optional {
  color: var(--color-text-dim);
  font-weight: 400;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-size: 0.9375rem;
  font-family: inherit;
  transition: all var(--transition);
}

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

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-dim);
  transform: translateY(-1px);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%2371717a' viewBox='0 0 16 16'%3E%3Cpath d='M4 6l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

/* ========== Resume ========== */
.resume-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

.resume-preview {
  max-width: 600px;
  width: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow);
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
}

.resume-preview::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(129, 140, 248, 0.05),
    rgba(192, 132, 252, 0.05)
  );
  opacity: 0;
  transition: opacity var(--transition);
  z-index: 1;
}

.resume-preview:hover::before {
  opacity: 1;
}

.resume-preview:hover {
  transform: translateY(-8px) scale(1.01);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.resume-preview img {
  width: 100%;
  height: auto;
  display: block;
}

/* ========== Footer ========== */
.footer {
  padding: 2rem 0;
  border-top: 1px solid var(--color-border);
  text-align: center;
}

.footer p {
  font-size: 0.8125rem;
  color: var(--color-text-dim);
  transition: color var(--transition);
}

.footer p:hover {
  color: var(--color-primary);
}

/* ========== Scroll Reveal ========== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition:
    opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* Stagger delays for grouped reveals */
.hero-text .reveal:nth-child(1) {
  transition-delay: 0.1s;
}
.hero-text .reveal:nth-child(2) {
  transition-delay: 0.2s;
}
.hero-text .reveal:nth-child(3) {
  transition-delay: 0.35s;
}
.hero-text .reveal:nth-child(4) {
  transition-delay: 0.5s;
}
.hero-text .reveal:nth-child(5) {
  transition-delay: 0.65s;
}

.projects-grid .project-card.reveal:nth-child(1) {
  transition-delay: 0.1s;
}
.projects-grid .project-card.reveal:nth-child(2) {
  transition-delay: 0.25s;
}
.projects-grid .project-card.reveal:nth-child(3) {
  transition-delay: 0.4s;
}

/* ========== Animations ========== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Particle dots floating in hero */
.hero-particle {
  position: absolute;
  width: 3px;
  height: 3px;
  background: var(--color-primary);
  border-radius: 50%;
  opacity: 0.3;
  animation: particleFloat linear infinite;
  pointer-events: none;
}

@keyframes particleFloat {
  0% {
    transform: translateY(100vh) translateX(0);
    opacity: 0;
  }
  10% {
    opacity: 0.3;
  }
  90% {
    opacity: 0.3;
  }
  100% {
    transform: translateY(-100px) translateX(50px);
    opacity: 0;
  }
}

/* ========== Responsive ========== */
@media (max-width: 900px) {
  .hero-content {
    grid-template-columns: 1fr;
    gap: 2.5rem;
    text-align: center;
  }

  .hero-description {
    max-width: 100%;
  }

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

  .hero-card {
    max-width: 320px;
    margin: 0 auto;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
    text-align: center;
  }

  .about-photo {
    display: flex;
    justify-content: center;
  }

  .about-photo-wrapper {
    width: 180px;
    height: 180px;
  }

  .skill-tags {
    justify-content: center;
  }

  .skill-category h3 {
    text-align: center;
  }
}

@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    height: 100vh;
    width: 75%;
    max-width: 300px;
    background: var(--color-bg-raised);
    backdrop-filter: blur(16px);
    border-left: 1px solid var(--color-border);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    transition: right 0.4s ease;
    z-index: 999;
  }

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

  .nav-links a {
    font-size: 1.125rem;
  }

  .hero-stats {
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
  }

  .stat-divider {
    display: none;
  }

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

  .contact-form {
    padding: 1.5rem;
  }

  .section {
    padding: 4rem 0;
  }

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

  .section-title {
    font-size: 1.5rem;
  }

  .cursor-glow {
    display: none;
  }
}

@media (max-width: 480px) {
  .hero-name {
    font-size: 2rem;
  }

  .hero-card {
    max-width: 100%;
  }
}

/* Reduce motion for accessibility */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .skill-tag {
    opacity: 1;
    transform: none;
  }
}