:root {
  --bg: #07111f;
  --bg2: #0d1a2d;
  --bg3: #12243f;
  --surface: rgba(255, 255, 255, 0.04);
  --surface-strong: rgba(255, 255, 255, 0.08);
  --border: rgba(255, 255, 255, 0.1);
  --border-strong: rgba(255, 255, 255, 0.18);
  --text: #edf4ff;
  --text2: #a8b8d3;
  --text3: #7183a3;
  --accent: #ff7a59;
  --accent2: #ef5b3f;
  --accent-soft: rgba(255, 122, 89, 0.16);
  --accent-glow: rgba(255, 122, 89, 0.24);
  --cyan: #55d6ff;
  --cyan-soft: rgba(85, 214, 255, 0.14);
  --font-display: 'Unbounded', sans-serif;
  --font-mono: 'Share Tech Mono', monospace;
  --font-body: 'Manrope', sans-serif;
  --radius: 22px;
  --radius-sm: 14px;
  --shadow-card: 0 24px 80px rgba(2, 8, 23, 0.32);
  --shadow-soft: 0 12px 30px rgba(2, 8, 23, 0.18);
  --nav-h: 78px;
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] {
  --bg: #f4f7fb;
  --bg2: #e8eef7;
  --bg3: #ffffff;
  --surface: rgba(255, 255, 255, 0.75);
  --surface-strong: rgba(255, 255, 255, 0.94);
  --border: rgba(12, 28, 61, 0.09);
  --border-strong: rgba(12, 28, 61, 0.16);
  --text: #10203a;
  --text2: #52627f;
  --text3: #7d8da8;
  --accent-soft: rgba(255, 122, 89, 0.12);
  --accent-glow: rgba(255, 122, 89, 0.14);
  --cyan-soft: rgba(85, 214, 255, 0.12);
  --shadow-card: 0 24px 70px rgba(15, 23, 42, 0.12);
  --shadow-soft: 0 10px 28px rgba(15, 23, 42, 0.08);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-h);
}

body {
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  overflow-x: hidden;
  transition: background var(--transition), color var(--transition);
  font-feature-settings: 'kern' 1, 'liga' 1;
  -webkit-font-smoothing: antialiased;
}

/* Fixed animated mesh — SaaS-style depth behind content */
.ambient-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  background: var(--bg);
}

.ambient-gradient {
  position: absolute;
  inset: -25%;
  background:
    radial-gradient(ellipse 95% 75% at 12% 18%, rgba(255, 122, 89, 0.26), transparent 58%),
    radial-gradient(ellipse 85% 65% at 88% 72%, rgba(85, 214, 255, 0.22), transparent 52%),
    radial-gradient(ellipse 70% 55% at 48% 108%, rgba(18, 36, 63, 0.85), transparent 55%),
    linear-gradient(168deg, var(--bg) 0%, var(--bg2) 42%, var(--bg3) 100%);
  animation: ambientGradientMove 26s ease-in-out infinite alternate;
}

[data-theme="light"] .ambient-gradient {
  background:
    radial-gradient(ellipse 95% 75% at 12% 18%, rgba(255, 122, 89, 0.14), transparent 58%),
    radial-gradient(ellipse 85% 65% at 88% 72%, rgba(85, 214, 255, 0.12), transparent 52%),
    radial-gradient(ellipse 70% 55% at 50% 100%, rgba(232, 238, 247, 0.95), transparent 55%),
    linear-gradient(168deg, var(--bg) 0%, var(--bg2) 45%, #ffffff 100%);
}

.ambient-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(76px);
  opacity: 0.5;
  mix-blend-mode: screen;
  animation: blobDrift 24s ease-in-out infinite;
}

[data-theme="light"] .ambient-blob {
  mix-blend-mode: multiply;
  opacity: 0.35;
}

.ambient-blob--1 {
  width: min(58vw, 520px);
  height: min(58vw, 520px);
  left: -12%;
  top: 8%;
  background: radial-gradient(circle, rgba(255, 122, 89, 0.5), transparent 70%);
}

.ambient-blob--2 {
  width: min(48vw, 420px);
  height: min(48vw, 420px);
  right: -6%;
  top: 38%;
  background: radial-gradient(circle, rgba(85, 214, 255, 0.42), transparent 68%);
  animation-delay: -8s;
  animation-duration: 28s;
}

.ambient-blob--3 {
  width: min(42vw, 380px);
  height: min(42vw, 380px);
  left: 32%;
  bottom: -8%;
  background: radial-gradient(circle, rgba(122, 92, 255, 0.28), transparent 72%);
  animation-delay: -14s;
  animation-duration: 32s;
}

[data-theme="light"] .ambient-blob--3 {
  background: radial-gradient(circle, rgba(99, 102, 241, 0.15), transparent 72%);
}

.ambient-grain {
  position: absolute;
  inset: 0;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  pointer-events: none;
}

[data-theme="light"] .ambient-grain {
  opacity: 0.025;
}

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

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

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

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--accent), var(--cyan));
  border-radius: 999px;
}

::selection {
  background: var(--accent2);
  color: #fff;
}

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(20px, 5vw, 60px);
  z-index: 1000;
  transition: background var(--transition), backdrop-filter var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.nav.scrolled {
  background: rgba(7, 17, 31, 0.55);
  backdrop-filter: blur(22px) saturate(160%);
  -webkit-backdrop-filter: blur(22px) saturate(160%);
  box-shadow: 0 1px 0 var(--border);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

[data-theme="light"] .nav.scrolled {
  background: rgba(244, 247, 251, 0.72);
  border-bottom-color: rgba(12, 28, 61, 0.06);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.18rem;
  letter-spacing: 0.05em;
}

.logo-text {
  background: linear-gradient(135deg, var(--accent), var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text2);
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: color var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--border);
  transform: translateY(-1px);
}

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

.theme-toggle {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 1rem;
  transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}

.theme-toggle:hover {
  background: var(--surface-strong);
  border-color: var(--border-strong);
  transform: translateY(-1px);
}

.theme-icon {
  display: none;
}

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

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

.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}

.nav-burger span {
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 999px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.nav-burger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-burger.open span:nth-child(2) {
  opacity: 0;
}

.nav-burger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.mobile-nav {
  position: fixed;
  inset: 0;
  background: rgba(7, 17, 31, 0.96);
  backdrop-filter: blur(20px);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: translateX(100%);
  transition: transform 0.35s ease;
}

[data-theme="light"] .mobile-nav {
  background: rgba(244, 247, 251, 0.96);
}

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

.mobile-nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 20px;
  text-align: center;
}

.mob-link {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 8vw, 3rem);
  color: var(--text2);
  transition: color var(--transition-fast), letter-spacing var(--transition-fast);
}

.mob-link:hover {
  color: var(--accent);
  letter-spacing: 0.04em;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 60px);
  position: relative;
  z-index: 1;
}

section {
  position: relative;
  z-index: 1;
}

.section-head {
  margin-bottom: 64px;
}

.section-tag {
  display: inline-block;
  margin-bottom: 14px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
}

.btn-primary,
.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: 999px;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  box-shadow: 0 18px 34px rgba(239, 91, 63, 0.24);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 22px 40px rgba(239, 91, 63, 0.3);
}

.btn-primary svg,
.btn-submit svg {
  width: 18px;
  height: 18px;
  transition: transform var(--transition-fast);
}

.btn-primary:hover svg {
  transform: translateX(3px);
}

.btn-ghost {
  border: 1px solid var(--border-strong);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
}

.btn-ghost:hover {
  transform: translateY(-2px);
  background: var(--surface-strong);
  border-color: var(--accent);
}

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: calc(var(--nav-h) + 36px) clamp(20px, 5vw, 60px) 96px;
}

.hero-inner {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(260px, 0.95fr) minmax(0, 1.25fr);
  gap: clamp(44px, 6vw, 88px);
  align-items: center;
}

.profile-reveal-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
}

.profile-frame {
  position: relative;
  width: clamp(220px, 30vw, 340px);
  height: clamp(220px, 30vw, 340px);
  display: flex;
  align-items: center;
  justify-content: center;
}

.profile-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.profile-ring.r1 {
  inset: 0;
}

.profile-ring.r2 {
  inset: -16px;
  border-color: rgba(85, 214, 255, 0.2);
}

.profile-ring.r3 {
  inset: -32px;
  border-color: rgba(255, 122, 89, 0.18);
}

.profile-img-wrap {
  width: 78%;
  height: 78%;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid rgba(255, 255, 255, 0.14);
  background: linear-gradient(180deg, var(--bg3), var(--bg2));
  box-shadow: var(--shadow-card);
}

.profile-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  border-radius: 50%;
}

.hero-text {
  opacity: 0;
  transform: translateX(30px);
  max-width: 640px;
  width: 100%;
  justify-self: end;
}

/* Glassmorphism panel — primary SaaS-style content surface */
.hero-glass {
  position: relative;
  border-radius: calc(var(--radius) + 10px);
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(26px) saturate(175%);
  -webkit-backdrop-filter: blur(26px) saturate(175%);
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow:
    0 12px 48px rgba(2, 8, 23, 0.38),
    0 0 0 1px rgba(255, 255, 255, 0.04) inset;
  overflow: hidden;
}

[data-theme="light"] .hero-glass {
  background: rgba(255, 255, 255, 0.78);
  border-color: rgba(12, 28, 61, 0.1);
  box-shadow:
    0 16px 48px rgba(15, 23, 42, 0.1),
    0 0 0 1px rgba(255, 255, 255, 0.8) inset;
}

.hero-glass-shine {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    118deg,
    transparent 36%,
    rgba(255, 255, 255, 0.09) 48%,
    transparent 58%
  );
  pointer-events: none;
}

[data-theme="light"] .hero-glass-shine {
  background: linear-gradient(
    118deg,
    transparent 38%,
    rgba(255, 255, 255, 0.65) 50%,
    transparent 62%
  );
}

.hero-glass-inner {
  position: relative;
  z-index: 1;
  padding: clamp(26px, 4.2vw, 42px) clamp(24px, 3.8vw, 40px);
}

@keyframes ambientGradientMove {
  0% {
    transform: translate(0, 0) rotate(0deg) scale(1);
  }
  100% {
    transform: translate(-2.5%, 1.8%) rotate(2.5deg) scale(1.05);
  }
}

@keyframes blobDrift {
  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }
  33% {
    transform: translate(4%, -6%) scale(1.04);
  }
  66% {
    transform: translate(-5%, 4%) scale(0.96);
  }
}

.hero-greeting {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 14px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text2);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-badge::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 16px var(--accent-glow);
}

.greeting-line {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--accent);
  letter-spacing: 0.1em;
}

.hero-name {
  margin-bottom: 14px;
  min-height: 1.2em;
  font-family: var(--font-display);
  font-size: clamp(2.15rem, 4.1vw, 3.35rem);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -0.04em;
}

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

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

.hero-title {
  min-height: 1.6em;
  margin-bottom: 18px;
  font-family: var(--font-mono);
  font-size: clamp(0.86rem, 2vw, 1rem);
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.hero-sub {
  max-width: 36em;
  margin-bottom: 34px;
  font-size: clamp(1.02rem, 1.95vw, 1.12rem);
  color: var(--text2);
  line-height: 1.75;
  letter-spacing: -0.01em;
}

.hero-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 44px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 22px;
  flex-wrap: wrap;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-num {
  font-family: var(--font-display);
  font-size: 1.45rem;
  line-height: 1;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text3);
}

.stat-div {
  width: 1px;
  height: 34px;
  background: var(--border-strong);
}

.about,
.skills,
.projects,
.contact {
  padding: 120px 0;
}

.about-grid,
.contact-grid {
  display: grid;
  gap: 34px;
}

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

.contact-grid {
  grid-template-columns: 0.95fr 1.05fr;
}

.about-left,
.contact-items {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.about-card,
.project-card,
.contact-form {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.03));
  box-shadow: var(--shadow-soft);
}

[data-theme="light"] .about-card,
[data-theme="light"] .project-card,
[data-theme="light"] .contact-form {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(255, 255, 255, 0.78));
}

.about-card {
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

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

.about-card-glow {
  position: absolute;
  inset: auto -50px -80px auto;
  width: 180px;
  height: 180px;
  background: radial-gradient(circle, var(--accent-glow), transparent 70%);
  pointer-events: none;
}

.about-card-inner {
  position: relative;
  padding: 30px 30px 32px;
}

.about-icon,
.contact-icon,
.skill-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 52px;
  height: 52px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.05);
  font-family: var(--font-display);
  font-size: 0.86rem;
  letter-spacing: 0.08em;
}

.about-card h3,
.timeline-body h4,
.project-title {
  font-family: var(--font-display);
}

.about-card h3 {
  margin: 16px 0 10px;
  font-size: 1.05rem;
}

.about-card p,
.timeline-body p,
.project-desc,
.contact-intro,
.ci-value,
.form-group input,
.form-group textarea {
  color: var(--text2);
}

.about-timeline {
  position: relative;
  padding-left: 24px;
}

.about-timeline::before {
  content: '';
  position: absolute;
  top: 10px;
  bottom: 10px;
  left: 0;
  width: 1px;
  background: linear-gradient(180deg, var(--accent), var(--cyan), transparent);
}

.timeline-item {
  position: relative;
  padding: 0 0 34px 30px;
}

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

.timeline-dot {
  position: absolute;
  left: -5px;
  top: 8px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 16px var(--accent-glow);
}

.timeline-year {
  display: block;
  margin-bottom: 6px;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.timeline-body h4 {
  margin-bottom: 8px;
  font-size: 1rem;
}

.skills {
  background: linear-gradient(180deg, transparent, rgba(255, 255, 255, 0.03) 50%, transparent);
}

.skills-tabs {
  display: inline-flex;
  gap: 6px;
  margin-bottom: 36px;
  padding: 6px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
}

.tab-btn {
  padding: 12px 22px;
  border-radius: 999px;
  font-family: var(--font-display);
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--text2);
  transition: background var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}

.tab-btn:hover {
  transform: translateY(-1px);
}

.tab-btn.active {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff;
}

.skills-panel {
  display: none;
}

.skills-panel.active {
  display: block;
}

.skills-grid,
.projects-grid {
  display: grid;
  gap: 24px;
}

.skills-grid {
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
}

.projects-grid {
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

.skill-card,
.project-card {
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
  transform-style: preserve-3d;
}

.skill-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  background: rgba(255, 255, 255, 0.04);
  text-align: center;
  cursor: default;
}

[data-theme="light"] .skill-card {
  background: rgba(255, 255, 255, 0.82);
}

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

.skill-card-glow,
.project-glow {
  position: absolute;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.skill-card-glow {
  inset: auto 0 -50px;
  height: 120px;
  background: radial-gradient(circle at center, var(--cyan-soft), transparent 65%);
}

.project-glow {
  inset: -40px -40px auto auto;
  width: 180px;
  height: 180px;
  background: radial-gradient(circle, var(--accent-glow), transparent 70%);
}

.skill-card:hover .skill-card-glow,
.project-card:hover .project-glow {
  opacity: 1;
}

.skill-icon {
  min-width: 58px;
  height: 58px;
  margin: 0 auto 14px;
}

.skill-card h4 {
  margin-bottom: 14px;
  font-family: var(--font-display);
  font-size: 0.95rem;
}

.skill-bar {
  height: 6px;
  margin-bottom: 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.skill-fill {
  width: 0;
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--cyan), var(--accent));
  transition: width 1.1s cubic-bezier(0.4, 0, 0.2, 1);
}

.skill-card.in-view .skill-fill {
  width: var(--w);
}

.skill-level {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text3);
}

.project-accent {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--cyan));
}

.project-content {
  position: relative;
  padding: 30px 28px 32px;
}

.project-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.project-num {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--text3);
  letter-spacing: 0.12em;
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--text2);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}

.project-link svg {
  width: 13px;
  height: 13px;
}

.project-link:hover {
  background: var(--accent-soft);
  border-color: rgba(255, 122, 89, 0.35);
  color: var(--text);
  transform: translateY(-1px);
}

.project-title {
  margin-bottom: 14px;
  font-size: 1.5rem;
  line-height: 1.12;
  letter-spacing: -0.02em;
}

.project-desc {
  margin-bottom: 18px;
  font-size: 0.92rem;
  line-height: 1.75;
}

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

.tag {
  display: inline-flex;
  align-items: center;
  padding: 7px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text2);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.contact {
  background: linear-gradient(180deg, transparent, rgba(255, 255, 255, 0.03) 50%, transparent);
}

.contact-intro {
  margin-bottom: 26px;
  max-width: 440px;
  font-size: 1.02rem;
  line-height: 1.8;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 18px 20px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.contact-item:hover {
  transform: translateY(-2px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-soft);
}

[data-theme="light"] .contact-item {
  background: rgba(255, 255, 255, 0.8);
}

.contact-icon {
  flex-shrink: 0;
}

.ci-label {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text3);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.ci-value {
  font-size: 0.96rem;
  font-weight: 600;
  transition: color var(--transition-fast);
}

.ci-value:hover {
  color: var(--text);
}

.contact-form {
  padding: 28px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group + .form-group {
  margin-top: 16px;
}

.form-group label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text3);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.form-group input,
.form-group textarea {
  padding: 15px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  font-family: var(--font-body);
  font-size: 0.94rem;
  outline: none;
  resize: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}

[data-theme="light"] .form-group input,
[data-theme="light"] .form-group textarea {
  background: rgba(255, 255, 255, 0.88);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text3);
}

.form-group input:hover,
.form-group textarea:hover,
.form-group input:focus,
.form-group textarea:focus {
  border-color: rgba(255, 122, 89, 0.45);
  box-shadow: 0 0 0 4px var(--accent-soft);
}

.btn-submit {
  align-self: flex-start;
  margin-top: 20px;
}

.form-success {
  display: none;
  margin-top: 16px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(85, 214, 255, 0.24);
  background: var(--cyan-soft);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

.form-success.show {
  display: block;
}

.form-success.error {
  border-color: rgba(239, 68, 68, 0.28);
  background: rgba(239, 68, 68, 0.12);
}

.footer {
  position: relative;
  z-index: 1;
  padding: 34px clamp(20px, 5vw, 60px) 48px;
  border-top: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg2) 80%, transparent);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--text);
  font-weight: 700;
}

.footer-copy {
  color: var(--text2);
  font-size: 0.84rem;
}

[data-theme="dark"] .footer-logo {
  color: #f6fbff;
}

[data-theme="dark"] .footer-copy {
  color: #c4d2e7;
}

[data-theme="light"] .footer {
  background: color-mix(in srgb, var(--bg3) 92%, var(--bg2) 8%);
}

[data-theme="light"] .footer-logo {
  color: #0c1a32;
}

[data-theme="light"] .footer-copy {
  color: #435775;
}

.section-reveal {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

a,
button,
[data-tilt],
select {
  cursor: pointer;
}

input,
textarea {
  cursor: text;
}

@media (max-width: 900px) {
  .hero-inner,
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .hero-inner {
    text-align: center;
  }

  .profile-reveal-wrap {
    order: -1;
  }

  .hero-greeting {
    align-items: center;
  }

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

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

  .hero-text {
    justify-self: center;
    max-width: min(100%, 560px);
  }

  .nav-links {
    display: none;
  }

  .nav-burger {
    display: flex;
  }
}

@media (max-width: 640px) {
  .skills-grid,
  .projects-grid {
    grid-template-columns: 1fr;
  }

  .skills-tabs {
    width: 100%;
    justify-content: space-between;
  }

  .tab-btn {
    flex: 1;
    padding-left: 14px;
    padding-right: 14px;
  }

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

  .hero-cta {
    flex-direction: column;
  }

  .btn-primary,
  .btn-ghost,
  .btn-submit {
    width: 100%;
    justify-content: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}