:root {
  color-scheme: light;
  --bg: #0f1113;
  --surface: #14171a;
  --text: #f5f5f5;
  --muted: #b7bcc4;
  --accent: #d7dadd;
  --rule: rgba(255, 255, 255, 0.16);
}

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

body {
  font-family: "Space Grotesk", sans-serif;
  background: radial-gradient(circle at 20% 10%, #1a1f24, #0b0d0f 55%);
  color: var(--text);
  line-height: 1.6;
  scroll-behavior: smooth;
}

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

main {
  overflow: hidden;
}

.section {
  padding: 120px 0;
  position: relative;
}
.profile-grid {
  display: grid;
  gap: 40px;
  align-items: center;
}

.profile-card {
  display: grid;
  place-items: center;
}

.profile-frame {
  width: min(360px, 80vw);
  aspect-ratio: 3 / 4;
  border-radius: 28px;
  overflow: hidden;
  border: 1px solid var(--rule);
  background: rgba(255, 255, 255, 0.04);
  transform-style: preserve-3d;
  will-change: transform;
}

.profile-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transform: scale(1.02);
}

.profile-copy {
  color: var(--muted);
  display: grid;
  gap: 16px;
}

.container {
  width: min(1100px, 90vw);
  margin: 0 auto;
}

.section-title {
  font-size: clamp(2rem, 2.4vw, 3rem);
  letter-spacing: 0.01em;
  margin-bottom: 32px;
}

.section-subtitle {
  color: var(--muted);
  margin-top: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  border: 1px solid var(--rule);
  border-radius: 999px;
  transition: transform 0.25s ease, background 0.25s ease;
}

.button:hover {
  transform: translateY(-2px);
}

.loader {
  position: fixed;
  inset: 0;
  background: var(--bg);
  display: grid;
  place-items: center;
  z-index: 20;
}

.loader-line {
  font-size: 1rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
}

.page-transition {
  position: fixed;
  inset: 0;
  background: var(--bg);
  pointer-events: none;
  transform: translateY(100%);
  z-index: 15;
}

.hero {
  min-height: 100vh;
  display: grid;
  place-items: center;
  position: relative;
  padding: 80px 0;
}

.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 120px 120px;
  opacity: 0.2;
  mask-image: radial-gradient(circle at center, rgba(0, 0, 0, 0.9), transparent 70%);
}

.orb {
  position: absolute;
  width: 380px;
  height: 380px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.18), transparent 60%);
  filter: blur(12px);
  will-change: transform;
}

.orb-1 {
  top: 10%;
  left: 5%;
}

.orb-2 {
  bottom: 10%;
  right: 10%;
}

.hero-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 900px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  will-change: transform;
}

.hero-badge {
  padding: 8px 18px;
  border-radius: 999px;
  border: 1px solid var(--rule);
  background: rgba(255, 255, 255, 0.03);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  opacity: 0;
  transform: translateY(12px);
  margin-bottom: 24px;
}

.hero-title {
  font-size: clamp(3rem, 6vw, 5rem);
  line-height: 1;
  font-weight: 700;
  margin-bottom: 16px;
  margin-top: 8px;
}

.line {
  overflow: hidden;
  line-height: 1;
}

.line-inner {
  display: inline-block;
  transform: translateY(100%);
  line-height: 1;
}

.hero-subtitle {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
  opacity: 0;
  transform: translateY(12px);
  margin-top: 4px;
  margin-bottom: 8px;
}

.hero-role {
  font-size: 1.05rem;
  color: var(--text);
  margin: 0;
}

.hero-dot {
  color: var(--muted);
}

.hero-location {
  font-size: 1.05rem;
  color: var(--muted);
  margin: 0;
}

.hero-mission {
  font-size: 1.1rem;
  color: var(--muted);
  line-height: 1.7;
  max-width: 640px;
  margin: 12px 0 16px;
  opacity: 0;
  transform: translateY(12px);
}

.hero-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 20px;
  margin-bottom: 60px;
}

.button-primary {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid var(--rule);
}

.button-primary:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: var(--accent);
}

.button-secondary {
  border: 1px solid transparent;
}

.button-secondary:hover {
  border-color: var(--rule);
}

.hero-cta .button {
  opacity: 0;
  transform: translateY(12px);
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 60px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  opacity: 0;
  animation: scrollPulse 2.5s ease-in-out infinite;
}

.scroll-line {
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, var(--rule), transparent);
}

@keyframes scrollPulse {
  0%, 100% {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
  }
  50% {
    transform: translateX(-50%) translateY(8px);
    opacity: 0.4;
  }
}

.about-grid {
  display: grid;
  gap: 24px;
}

.about-text {
  color: var(--muted);
  font-size: 1.05rem;
}

.rule {
  width: 100%;
  height: 1px;
  background: var(--rule);
  margin-bottom: 28px;
  transform-origin: left;
  transform: scaleX(0);
}

.skills {
  background: var(--surface);
}

.skills-pin {
  position: relative;
}

.skills-stage {
  display: grid;
  gap: 32px;
  margin-top: 40px;
}

.skills-rail {
  display: grid;
  gap: 24px;
  position: relative;
}

.skills-rail-head {
  display: grid;
  gap: 12px;
  color: var(--muted);
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.skills-rail-list {
  list-style: none;
  display: grid;
  gap: 14px;
  color: var(--muted);
}

.skills-rail-list li {
  opacity: 0.45;
  transform: translateX(-6px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.skills-rail-list li.is-active {
  opacity: 1;
  transform: translateX(0);
}

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

.skill-category {
  padding: 24px;
  border: 1px solid var(--rule);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.02);
  transform: translateY(20px);
  opacity: 0;
  will-change: transform, opacity;
  transform-style: preserve-3d;
  position: relative;
  overflow: hidden;
  --sheen: -60%;
}

.skill-category::before {
  content: "";
  position: absolute;
  inset: -40% -60%;
  background: linear-gradient(120deg, transparent 35%, rgba(255, 255, 255, 0.08), transparent 65%);
  transform: translateX(var(--sheen)) rotate(6deg);
  transition: opacity 0.3s ease;
  opacity: 0;
  pointer-events: none;
}

.skill-category:hover::before {
  opacity: 1;
}

.skill-header {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 16px;
}

.skill-index {
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  color: var(--muted);
}

.skill-category h3 {
  font-size: 1.2rem;
}

.skill-chips {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.skill-chip {
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--rule);
  background: rgba(255, 255, 255, 0.02);
  transition: transform 0.25s ease, border 0.25s ease;
}

.skill-chip:hover {
  transform: translateY(-6px);
  border-color: rgba(255, 255, 255, 0.4);
}

.skills-progress {
  position: relative;
  height: 140px;
  width: 2px;
}

.progress-track {
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.08);
}

.progress-bar {
  position: absolute;
  inset: 0;
  background: var(--accent);
  transform-origin: top;
  transform: scaleY(0);
}

.projects-grid {
  display: grid;
  gap: 28px;
}

.project-card {
  display: grid;
  gap: 16px;
  padding: 24px;
  border: 1px solid var(--rule);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.02);
  transform: scale(0.96);
  opacity: 0;
  transition: transform 0.3s ease;
  will-change: transform, opacity;
  color: inherit;
}

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

.project-media {
  height: 180px;
  border-radius: 18px;
  background: linear-gradient(120deg, rgba(255, 255, 255, 0.12), transparent);
  overflow: hidden;
  transition: transform 0.3s ease;
}

.project-media img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.project-card:hover .project-media {
  transform: scale(1.03);
}

.project-content p {
  color: var(--muted);
}

.timeline {
  position: relative;
  padding-left: 30px;
}

.timeline-line {
  position: absolute;
  left: 8px;
  top: 0;
  width: 2px;
  height: 100%;
  background: var(--rule);
  transform-origin: top;
  transform: scaleY(0);
}

.timeline-item {
  position: relative;
  padding: 24px;
  border: 1px solid var(--rule);
  border-radius: 18px;
  margin-bottom: 24px;
  background: rgba(255, 255, 255, 0.02);
  opacity: 0;
  transform: translateY(20px);
  will-change: transform, opacity;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -38px;
  top: 30px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.4);
}

.contact-grid {
  display: grid;
  gap: 40px;
}

.contact-links {
  display: grid;
  gap: 16px;
  font-size: 1.05rem;
}

.field {
  display: grid;
  gap: 8px;
  margin-bottom: 18px;
}

.field input,
.field textarea {
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--rule);
  background: transparent;
  color: var(--text);
  transition: border 0.25s ease, transform 0.2s ease;
}

.field:focus-within input,
.field:focus-within textarea {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.form-status {
  opacity: 0;
  margin-top: 12px;
  color: var(--muted);
}

@media (min-width: 860px) {
  .about-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .profile-grid {
    grid-template-columns: 0.9fr 1.1fr;
  }

  .skills-stage {
    grid-template-columns: minmax(180px, 240px) 1fr;
    align-items: start;
  }

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

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

@media (max-width: 859px) {
  .hero-scroll-indicator {
    bottom: 30px;
  }

  .hero-inner {
    padding: 0 20px;
  }

  .hero-title {
    font-size: clamp(2.5rem, 10vw, 5rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}