:root {
  --bg: #f2f2f7;
  --surface: rgba(255, 255, 255, 0.72);
  --surface-solid: #ffffff;
  --border: rgba(60, 60, 67, 0.1);
  --border-strong: rgba(60, 60, 67, 0.18);
  --text-primary: #1c1c1e;
  --text-secondary: #636366;
  --text-tertiary: #aeaeb2;
  --accent: #007aff;
  --accent-soft: rgba(0, 122, 255, 0.10);
  --accent-hover: #0066d6;
  --green: #34c759;
  --green-soft: rgba(52, 199, 89, 0.12);
  --purple: #af52de;
  --purple-soft: rgba(175, 82, 222, 0.10);
  --orange: #ff9f0a;
  --orange-soft: rgba(255, 159, 10, 0.10);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08), 0 1px 4px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.10), 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.12), 0 4px 16px rgba(0, 0, 0, 0.06);
  --radius-lg: 22px;
  --radius-xl: 28px;
  --font: 'Figtree', sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9999;
  opacity: 0.4;
}

/* AMBIENT */
.ambient {
  position: fixed;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
}

.ambient-1 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(0, 122, 255, 0.13) 0%, transparent 70%);
  top: -100px;
  right: -100px;
  animation: drift1 20s ease-in-out infinite;
}

.ambient-2 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(175, 82, 222, 0.09) 0%, transparent 70%);
  bottom: 200px;
  left: -80px;
  animation: drift2 25s ease-in-out infinite;
}

.ambient-3 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(52, 199, 89, 0.07) 0%, transparent 70%);
  top: 50%;
  left: 50%;
  animation: drift3 18s ease-in-out infinite;
}

@keyframes drift1 {

  0%,
  100% {
    transform: translate(0, 0)
  }

  50% {
    transform: translate(-40px, 60px)
  }
}

@keyframes drift2 {

  0%,
  100% {
    transform: translate(0, 0)
  }

  50% {
    transform: translate(50px, -40px)
  }
}

@keyframes drift3 {

  0%,
  100% {
    transform: translate(-50%, -50%)
  }

  50% {
    transform: translate(calc(-50% + 30px), calc(-50% + 30px))
  }
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2.5px;
  background: linear-gradient(90deg, var(--accent), var(--purple));
  z-index: 200;
  border-radius: 0 2px 2px 0;
}

/* NAV */
nav {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 100;
  background: rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 8px 20px;
  display: flex;
  align-items: center;
  gap: 4px;
  box-shadow: var(--shadow-md);
  transition: all 0.3s ease;
}

nav.scrolled {
  box-shadow: var(--shadow-lg);
  background: rgba(255, 255, 255, 0.90);
}

.nav-logo {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.3px;
  margin-right: 12px;
}

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

.hamburger {
  display: none;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  width: 22px;
  height: 2px;
  background-color: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s ease;
}

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

.nav-link {
  padding: 6px 14px;
  border-radius: 999px;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  transition: all 0.25s ease;
  border: none;
  background: none;
  cursor: pointer;
}

.nav-link:hover {
  background: var(--accent-soft);
  color: var(--accent);
}

.nav-link.active {
  background: var(--accent);
  color: white;
}

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

/* SECTION HEADERS */
.section-header {
  text-align: center;
  margin-bottom: 48px;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.section-label::before,
.section-label::after {
  content: '';
  width: 20px;
  height: 1px;
  background: var(--accent);
  opacity: 0.4;
}

h2 {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 700;
  letter-spacing: -1.2px;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.section-desc {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 480px;
  margin: 0 auto;
  line-height: 1.6;
}

.section-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px auto;
  display: block;
}

/* HERO */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 24px 80px;
  position: relative;
}

.hero-inner {
  max-width: 740px;
  width: 100%;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--green-soft);
  border: 1px solid rgba(52, 199, 89, 0.2);
  color: var(--green);
  border-radius: 999px;
  padding: 5px 14px;
  font-size: 12.5px;
  font-weight: 600;
  margin-bottom: 32px;
  opacity: 0;
  animation: fadeUp 0.7s 0.1s cubic-bezier(.22, 1, .36, 1) forwards;
}

.hero-badge::before {
  content: '';
  width: 7px;
  height: 7px;
  background: var(--green);
  border-radius: 50%;
  animation: pulseDot 2s infinite;
}

@keyframes pulseDot {

  0%,
  100% {
    opacity: 1;
    transform: scale(1)
  }

  50% {
    opacity: .5;
    transform: scale(.75)
  }
}

.hero-avatar {
  width: 96px;
  height: 96px;
  border-radius: 28px;
  background: linear-gradient(135deg, #007aff 0%, #af52de 50%, #ff375f 100%);
  margin: 0 auto 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 38px;
  box-shadow: 0 8px 32px rgba(0, 122, 255, 0.28), 0 2px 8px rgba(0, 0, 0, 0.1);
  opacity: 0;
  animation: avatarPop 0.9s 0.25s cubic-bezier(.34, 1.56, .64, 1) forwards;
  position: relative;
}

.hero-avatar::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 32px;
  background: linear-gradient(135deg, rgba(0, 122, 255, 0.25), rgba(175, 82, 222, 0.2), rgba(255, 55, 95, 0.2));
  z-index: -1;
  filter: blur(10px);
}

@keyframes avatarPop {
  from {
    opacity: 0;
    transform: scale(0.5) rotate(-12deg)
  }

  to {
    opacity: 1;
    transform: scale(1) rotate(0deg)
  }
}

h1 {
  font-size: clamp(40px, 7vw, 68px);
  font-weight: 700;
  letter-spacing: -2px;
  line-height: 1.05;
  color: var(--text-primary);
  margin-bottom: 20px;
  opacity: 0;
  animation: fadeUp 0.7s 0.4s cubic-bezier(.22, 1, .36, 1) forwards;
}

h1 .accent {
  color: var(--accent);
}

.hero-sub {
  font-size: 18px;
  color: var(--text-secondary);
  line-height: 1.65;
  max-width: 520px;
  margin: 0 auto 40px;
  font-weight: 400;
  opacity: 0;
  animation: fadeUp 0.7s 0.55s cubic-bezier(.22, 1, .36, 1) forwards;
}

.hero-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp 0.7s 0.7s cubic-bezier(.22, 1, .36, 1) forwards;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(22px)
  }

  to {
    opacity: 1;
    transform: translateY(0)
  }
}

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

.particle {
  position: absolute;
  border-radius: 50%;
  animation: floatP var(--dur) var(--delay) ease-in-out infinite alternate;
}

@keyframes floatP {
  from {
    transform: translateY(0) rotate(0deg);
    opacity: 0.35
  }

  to {
    transform: translateY(-28px) rotate(180deg);
    opacity: 0.85
  }
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: 14px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.25s cubic-bezier(.22, 1, .36, 1);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--accent);
  color: white;
  box-shadow: 0 4px 16px rgba(0, 122, 255, 0.32);
}

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px) scale(1.03);
  box-shadow: 0 8px 28px rgba(0, 122, 255, 0.42);
}

.btn-secondary {
  background: var(--surface);
  color: var(--text-primary);
  border: 1px solid var(--border-strong);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: var(--surface-solid);
  transform: translateY(-2px) scale(1.03);
}

/* CARDS */
.card {
  background: var(--surface);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-md);
  transition: transform 0.35s cubic-bezier(.22, 1, .36, 1), box-shadow 0.35s ease, opacity 0.5s ease;
  opacity: 0;
  transform: translateY(28px);
}

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

.card:hover {
  transform: translateY(-4px) scale(1.005);
  box-shadow: var(--shadow-lg);
}

.card-span {
  grid-column: 1/-1;
}

.card-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  margin-bottom: 16px;
}

.card-icon-blue {
  background: var(--accent-soft)
}

.card-icon-green {
  background: var(--green-soft)
}

.card-icon-purple {
  background: var(--purple-soft)
}

.card-icon-orange {
  background: var(--orange-soft)
}

.card h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
  letter-spacing: -0.3px;
}

.card p {
  font-size: 14.5px;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ABOUT */
#about {
  padding: 100px 24px;
}

.about-grid {
  max-width: 960px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.story-timeline {
  display: flex;
  flex-direction: column;
  gap: 20px;
  flex: 1;
}

.story-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.story-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  margin-top: 5px;
  flex-shrink: 0;
}

.story-dot-blue {
  background: var(--accent)
}

.story-dot-purple {
  background: var(--purple)
}

.story-dot-green {
  background: var(--green)
}

.story-dot-orange {
  background: var(--orange)
}

.story-item-text {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.story-item-text strong {
  color: var(--text-primary);
  font-weight: 600;
  display: block;
  margin-bottom: 2px;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.stat-item {
  text-align: center;
}

.stat-num {
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -1px;
  color: var(--text-primary);
  line-height: 1;
  margin-bottom: 4px;
}

.stat-num .accent {
  color: var(--accent)
}

.stat-label {
  font-size: 12px;
  color: var(--text-tertiary);
  font-weight: 500;
}

/* SKILLS ICON GRID */
#skills {
  padding: 0 24px 100px;
}

.skills-showcase {
  max-width: 960px;
  margin: 0 auto 42px;
  padding: 28px 18px;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 30px;
  background:
    radial-gradient(circle at 18% 24%, rgba(0, 122, 255, 0.16), transparent 28%),
    radial-gradient(circle at 82% 28%, rgba(255, 159, 10, 0.14), transparent 24%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.86), rgba(255, 255, 255, 0.6));
  backdrop-filter: blur(24px) saturate(160%);
  -webkit-backdrop-filter: blur(24px) saturate(160%);
  box-shadow: var(--shadow-lg);
  isolation: isolate;
}

.skills-showcase::before {
  content: '';
  position: absolute;
  left: 12%;
  right: 12%;
  bottom: -28px;
  height: 130px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(28, 28, 30, 0.14), transparent 68%);
  filter: blur(30px);
  opacity: 0.7;
  z-index: 0;
}

.skills-showcase-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(99, 99, 102, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99, 99, 102, 0.08) 1px, transparent 1px);
  background-size: 42px 42px;
  opacity: 0.42;
  -webkit-mask-image: radial-gradient(circle at center, rgba(0, 0, 0, 0.92), transparent 82%);
  mask-image: radial-gradient(circle at center, rgba(0, 0, 0, 0.92), transparent 82%);
}

.skills-showcase-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(72px);
  pointer-events: none;
  z-index: 0;
}

.skills-showcase-glow-a {
  width: 180px;
  height: 180px;
  background: rgba(0, 122, 255, 0.18);
  top: 18px;
  left: 12%;
}

.skills-showcase-glow-b {
  width: 160px;
  height: 160px;
  background: rgba(255, 159, 10, 0.16);
  right: 12%;
  bottom: 18px;
}

.skills-network {
  position: relative;
  width: min(100%, 720px);
  height: 320px;
  margin: 0 auto;
  display: grid;
  place-items: center;
  z-index: 1;
  pointer-events: none;
}

.skills-network::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 50%;
  width: 260px;
  height: 84px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(28, 28, 30, 0.16), transparent 68%);
  transform: translate(-50%, 96px);
  filter: blur(12px);
  z-index: 0;
}

.skills-network::after {
  content: '';
  position: absolute;
  inset: 12% 18%;
  border-radius: 50%;
  background: radial-gradient(circle at center, rgba(74, 150, 255, 0.14), rgba(74, 150, 255, 0.02) 62%, transparent 74%);
  filter: blur(18px);
  z-index: 0;
}

.skills-network-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  z-index: 2;
}

.skills-network-orbit,
.skills-network-flare {
  position: absolute;
  left: 50%;
  top: 50%;
  pointer-events: none;
}

.skills-network-orbit {
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.42);
  box-shadow: inset 0 0 40px rgba(255, 255, 255, 0.04);
  z-index: 1;
}

.orbit-a {
  width: 360px;
  height: 360px;
  border-color: rgba(77, 157, 255, 0.28);
  transform: translate(-50%, -50%) rotateX(78deg) rotateZ(16deg);
  animation: orbit-sway-a 30s ease-in-out infinite;
}

.orbit-b {
  width: 500px;
  height: 220px;
  border-color: rgba(255, 171, 73, 0.24);
  transform: translate(-50%, -50%) rotate(12deg);
  animation: orbit-sway-b 34s ease-in-out infinite;
}

.orbit-c {
  width: 290px;
  height: 290px;
  border-style: dashed;
  border-color: rgba(255, 255, 255, 0.34);
  transform: translate(-50%, -50%) rotateX(72deg) rotateY(22deg) rotateZ(-14deg);
  animation: orbit-sway-c 40s ease-in-out infinite;
}

.skills-network-flare {
  border-radius: 50%;
  filter: blur(32px);
  opacity: 0.78;
  z-index: 1;
}

.flare-a {
  width: 112px;
  height: 112px;
  background: rgba(74, 150, 255, 0.24);
  transform: translate(-190px, -92px);
  animation: flare-drift 16s ease-in-out infinite;
}

.flare-b {
  width: 96px;
  height: 96px;
  background: rgba(255, 166, 80, 0.22);
  transform: translate(186px, 98px);
  animation: flare-drift 18s ease-in-out infinite reverse;
}

.network-core {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, rgba(255, 255, 255, 0.98), rgba(140, 194, 255, 0.8) 38%, rgba(0, 122, 255, 0.76) 100%);
  transform: translate(-50%, -50%);
  box-shadow: 0 0 0 12px rgba(0, 122, 255, 0.1), 0 0 54px rgba(0, 122, 255, 0.32);
  animation: network-core-pulse 7.2s ease-in-out infinite;
  z-index: 3;
}

@keyframes orbit-sway-a {
  0%,
  100% {
    transform: translate(-50%, -50%) rotateX(78deg) rotateZ(16deg);
  }

  50% {
    transform: translate(-50%, -50%) rotateX(70deg) rotateZ(-8deg);
  }
}

@keyframes orbit-sway-b {
  0%,
  100% {
    transform: translate(-50%, -50%) rotate(12deg) scale(1);
  }

  50% {
    transform: translate(-50%, -50%) rotate(-6deg) scale(1.03);
  }
}

@keyframes orbit-sway-c {
  0%,
  100% {
    transform: translate(-50%, -50%) rotateX(72deg) rotateY(22deg) rotateZ(-14deg);
  }

  50% {
    transform: translate(-50%, -50%) rotateX(66deg) rotateY(10deg) rotateZ(8deg);
  }
}

@keyframes flare-drift {
  0%,
  100% {
    opacity: 0.62;
  }

  50% {
    opacity: 0.92;
  }
}

@keyframes network-core-pulse {
  0%,
  100% {
    transform: translate(-50%, -50%) scale(1);
    box-shadow: 0 0 0 12px rgba(0, 122, 255, 0.1), 0 0 54px rgba(0, 122, 255, 0.32);
  }

  50% {
    transform: translate(-50%, -50%) scale(1.18);
    box-shadow: 0 0 0 20px rgba(0, 122, 255, 0.12), 0 0 68px rgba(0, 122, 255, 0.38);
  }
}

@media (prefers-reduced-motion: reduce) {
  .skills-network-orbit,
  .skills-network-flare,
  .network-core {
    animation: none !important;
  }
}

.skills-wrapper {
  max-width: 960px;
  margin: 0 auto;
}

.skills-category {
  margin-bottom: 36px;
}

.skills-cat-title {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-bottom: 16px;
  padding-left: 4px;
}

.skills-icon-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(96px, 1fr));
  gap: 12px;
}

.skill-card {
  background: var(--surface);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 18px 12px 14px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  box-shadow: var(--shadow-sm);
  cursor: default;
  opacity: 0;
  transform: translateY(16px) scale(0.88);
  transition: transform 0.4s cubic-bezier(.34, 1.56, .64, 1), box-shadow 0.3s ease, opacity 0.4s ease, background 0.2s ease;
  perspective: 400px;
}

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

.skill-card:hover {
  transform: translateY(-6px) scale(1.08);
  box-shadow: var(--shadow-lg);
  background: rgba(255, 255, 255, 0.94);
}

.skill-card:hover .skill-icon-wrap {
  transform: rotate(-10deg) scale(1.18);
}

.skill-icon-wrap {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.35s cubic-bezier(.34, 1.56, .64, 1);
  flex-shrink: 0;
}

.skill-icon-wrap svg,
.skill-icon-wrap img {
  width: 26px;
  height: 26px;
  object-fit: contain;
}

.skill-name {
  font-size: 11.5px;
  font-weight: 700;
  color: var(--text-secondary);
  text-align: center;
  line-height: 1.2;
}

/* PROJECTS */
#projects {
  padding: 0 24px 100px;
}

.projects-grid {
  max-width: 960px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.project-card {
  background: var(--surface);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform 0.35s cubic-bezier(.22, 1, .36, 1), box-shadow 0.35s ease, opacity 0.5s ease;
  cursor: pointer;
  opacity: 0;
  transform: translateY(28px);
  display: flex;
  flex-direction: column;
}

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

.project-card:hover {
  transform: translateY(-5px) scale(1.01);
  box-shadow: var(--shadow-xl)
}

.project-header {
  padding: 24px 24px 20px;
  border-bottom: 1px solid var(--border);
}

.project-icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 16px;
}

.project-name {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.4px;
  margin-bottom: 6px;
}

.project-desc {
  font-size: 13.5px;
  color: var(--text-secondary);
  line-height: 1.55;
}

.project-footer {
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
}

.project-lang {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-secondary);
}

.lang-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
}

.project-link {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
  transition: gap 0.2s ease;
}

.project-link:hover {
  gap: 9px;
}

/* CONTACT */
#contact {
  padding: 0 24px 120px;
}

.contact-inner {
  max-width: 640px;
  margin: 0 auto;
}

.contact-card {
  background: var(--surface);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 48px;
  box-shadow: var(--shadow-lg);
  text-align: center;
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.5s ease, transform 0.5s cubic-bezier(.22, 1, .36, 1);
}

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

.contact-emoji {
  font-size: 48px;
  margin-bottom: 20px;
  display: block;
  animation: floatEmoji 3s ease-in-out infinite
}

@keyframes floatEmoji {

  0%,
  100% {
    transform: translateY(0)
  }

  50% {
    transform: translateY(-8px)
  }
}

.contact-card h3 {
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.8px;
  margin-bottom: 10px;
}

.contact-card p {
  font-size: 15px;
  color: var(--text-secondary);
  margin-bottom: 32px;
  line-height: 1.6;
}

.contact-methods {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.contact-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 11px 20px;
  background: var(--bg);
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  text-decoration: none;
  transition: all 0.25s cubic-bezier(.22, 1, .36, 1);
}

.contact-pill:hover {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
  transform: translateY(-3px) scale(1.04);
  box-shadow: 0 6px 20px rgba(0, 122, 255, 0.3);
}

/* FOOTER */
footer {
  border-top: 1px solid var(--border);
  padding: 28px 24px;
  text-align: center;
  font-size: 13px;
  color: var(--text-tertiary);
}

footer span {
  color: var(--accent);
  font-weight: 600
}

@media(max-width:680px) {
  .about-grid {
    grid-template-columns: 1fr
  }

  .card-span {
    grid-column: 1
  }

  .skills-icon-grid {
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr))
  }

  nav {
    padding: 7px 14px
  }

  .nav-link {
    padding: 5px 10px;
    font-size: 12.5px
  }

  .contact-card {
    padding: 32px 24px
  }
}

/* ADDITIONAL CSS (Hover, SR-Only, Preloader) */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.section-icon {
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), filter 0.4s ease;
  cursor: default;
}

.section-icon:hover {
  transform: translateY(-8px) scale(1.1) rotate(5deg);
  filter: drop-shadow(0 12px 24px rgba(0, 122, 255, 0.35));
}

#preloader {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 999999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

#preloader.hidden {
  opacity: 0;
  visibility: hidden;
}

.spinner {
  width: 50px;
  height: 50px;
  border: 4px solid var(--accent-soft);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spinner-spin 0.8s linear infinite;
}

@keyframes spinner-spin {
  100% {
    transform: rotate(360deg);
  }
}

/* TESTIMONIALS & WAVES */
.section-wave {
  width: 100%;
  height: auto;
  display: block;
  margin-bottom: -1px;
  /* prevent microscopic gap */
}

#testimonials {
  padding: 100px 0 120px;
  overflow: hidden;
}

.marquee-wrapper {
  position: relative;
  width: 100%;
  max-width: 100vw;
  overflow: hidden;
  padding: 20px 0;
  mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
}

.marquee-track {
  display: flex;
  gap: 24px;
  width: max-content;
  animation: marquee 35s linear infinite;
}

.marquee-track:hover {
  animation-play-state: paused;
}

@keyframes marquee {
  0% {
    transform: translateX(0);
  }

  100% {
    transform: translateX(calc(-50% - 12px));
  }

  /* 50% of width + half gap */
}

.testimonial-card {
  width: 340px;
  background: var(--surface);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  flex-shrink: 0;
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.testimonial-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.t-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 18px;
}

.t-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
}

.t-role {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.t-text {
  font-size: 14.5px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* LANYARD CARD */
.dy-lanyard {
  display: flex;
  align-items: center;
  gap: 18px;
  background: var(--surface);
  border: 1px solid var(--border);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  padding: 18px 32px 18px 18px;
  border-radius: 22px;
  margin: 0 auto 36px;
  max-width: 420px;
  box-shadow: var(--shadow-md);
  opacity: 0;
  animation: fadeUp 0.7s 0.1s cubic-bezier(.22, 1, .36, 1) forwards;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  cursor: default;
}

.dy-lanyard:hover {
  transform: translateY(-4px) scale(1.03);
  box-shadow: var(--shadow-lg);
}

.ly-avatar-wrapper {
  position: relative;
  width: 64px;
  height: 64px;
  flex-shrink: 0;
}

#ly-avatar {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  border: 2.5px solid var(--border-strong);
}

.ly-status-dot {
  position: absolute;
  bottom: 1px;
  right: 1px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 3px solid var(--surface-solid);
  background: #747f8d;
  /* offline */
  transition: background 0.3s;
}

.ly-status-dot.online {
  background: #3ba55d;
}

.ly-status-dot.idle {
  background: #faa61a;
}

.ly-status-dot.dnd {
  background: #ed4245;
}

.ly-info {
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: left;
  gap: 3px;
}

.ly-name {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

.ly-activity {
  font-size: 14px;
  color: var(--text-secondary);
  font-weight: 500;
  line-height: 1.3;
}/* ── RESPONSIVE DESIGN ── */
@media (max-width: 768px) {
  nav#nav {
    width: calc(100% - 32px);
    max-width: unset;
    padding: 10px 16px;
    border-radius: 99px;
    justify-content: space-between;
  }
  .nav-logo { 
    display: block; 
  }
  .hamburger {
    display: flex;
  }
  .nav-links { 
    position: absolute;
    top: 60px;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-radius: 20px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
    flex-direction: column;
    padding: 16px;
    gap: 8px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s cubic-bezier(.22, 1, .36, 1);
  }
  .nav-links.mobile-active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }
  .nav-link { 
    font-size: 15px; 
    padding: 12px; 
    width: 100%;
    text-align: center;
  }
  .nav-link:hover {
    background: var(--accent-soft);
    color: var(--accent);
  }
  .nav-link.active {
    background: var(--accent);
    color: white;
  }
  
  /* Hamburger Anim */
  .hamburger.active span:nth-child(1) {
    transform: translateY(6.5px) rotate(45deg);
  }
  .hamburger.active span:nth-child(2) {
    opacity: 0;
  }
  .hamburger.active span:nth-child(3) {
    transform: translateY(-6.5px) rotate(-45deg);
  }
  
  .hero-title { font-size: 42px; line-height: 1.1; }
  .hero-subtitle { font-size: 15px; }
  .dy-lanyard { flex-direction: column; text-align: center; gap: 10px; padding: 20px; margin: 0 16px 24px; max-width: unset; }
  .ly-info { align-items: center; text-align: center; }
  .section-header { margin-bottom: 32px; }
  .skills-showcase {
    margin-bottom: 32px;
    padding: 22px 12px;
    border-radius: 24px;
  }
  .skills-network {
    height: 260px;
  }
  .orbit-a {
    width: 300px;
    height: 300px;
  }
  .orbit-b {
    width: 420px;
    height: 190px;
  }
  .orbit-c {
    width: 238px;
    height: 238px;
  }
  .flare-a {
    transform: translate(-148px, -84px);
  }
  .flare-b {
    transform: translate(144px, 88px);
  }
  .about-grid { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .skills-icon-grid { grid-template-columns: repeat(auto-fill, minmax(80px, 1fr)); }
  .project-card, .contact-card { padding: 24px; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 36px; }
  .stat-grid { grid-template-columns: 1fr; }
  .skills-showcase {
    padding: 18px 8px;
  }
  .skills-network {
    height: 210px;
  }
  .skills-showcase-grid {
    background-size: 30px 30px;
  }
  .orbit-a {
    width: 210px;
    height: 210px;
  }
  .orbit-b {
    width: 290px;
    height: 150px;
  }
  .orbit-c {
    width: 164px;
    height: 164px;
  }
  .flare-a {
    width: 72px;
    height: 72px;
    transform: translate(-102px, -60px);
  }
  .flare-b {
    width: 68px;
    height: 68px;
    transform: translate(96px, 62px);
  }
  .network-core {
    width: 18px;
    height: 18px;
  }
}

/* ── LANG TOGGLE ── */
.lang-toggle {
  display: flex;
  align-items: center;
  gap: 4px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-tertiary);
  margin-left: 8px;
}

.lang-toggle span {
  padding: 4px;
  border-radius: 50%;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lang-toggle span img {
  width: 22px;
  height: 22px;
  object-fit: cover;
  border-radius: 50%;
  pointer-events: none;
}

.lang-toggle span:hover {
  color: var(--text-secondary);
}

.lang-toggle span.active {
  background: var(--accent);
  color: white;
  box-shadow: var(--shadow-sm);
}

[data-i18n] {
  transition: opacity 0.25s ease;
}

.lang-fading {
  opacity: 0 !important;
}

@media (max-width: 768px) {
  .lang-toggle {
    margin: 12px auto 0;
    justify-content: center;
    width: max-content;
    padding: 6px;
    font-size: 14px;
  }
}