:root {
  --bg: #05080d;
  --bg-elevated: rgba(12, 18, 28, 0.62);
  --bg-strong: rgba(15, 23, 36, 0.88);
  --text: #e8eef7;
  --muted: #9fb0c8;
  --line: rgba(255, 255, 255, 0.12);
  --accent: #33d6b5;
  --accent-2: #5bc6ff;
  --danger: #ff8467;
  --shadow-soft: 0 12px 36px rgba(0, 0, 0, 0.28);
  --radius-sm: 12px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --max-width: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  min-height: 100vh;
  line-height: 1.5;
}

img {
  display: block;
  width: 100%;
  height: auto;
}

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

.bg-layer {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: clip;
}

.glow {
  position: absolute;
  filter: blur(90px);
  border-radius: 50%;
  opacity: 0.5;
}

.glow--one {
  width: 46vw;
  height: 46vw;
  min-width: 320px;
  min-height: 320px;
  background: radial-gradient(circle, rgba(51, 214, 181, 0.32), rgba(51, 214, 181, 0));
  top: -14vw;
  left: -12vw;
}

.glow--two {
  width: 34vw;
  height: 34vw;
  min-width: 260px;
  min-height: 260px;
  background: radial-gradient(circle, rgba(91, 198, 255, 0.25), rgba(91, 198, 255, 0));
  right: -9vw;
  top: 28vh;
}

.grid-overlay {
  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: 48px 48px;
  mask-image: radial-gradient(ellipse at center, black 45%, transparent 80%);
}

.shell {
  width: min(var(--max-width), calc(100% - 2.5rem));
  margin: 0 auto;
}

.section {
  padding: 7rem 0;
}

.header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(5, 8, 13, 0.55);
}

.nav {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  background: transparent;
  border: 0;
  overflow: visible;
}

.brand__logo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.nav__toggle {
  display: none;
  font: inherit;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  grid-column: span 4;
  padding: 0.45rem 0.8rem;
}

.nav__links {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin: 0;
  padding: 0;
}

.nav__links a {
  display: inline-block;
  padding: 0.55rem 0.95rem;
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.95rem;
  border: 1px solid transparent;
}

.nav__links a.is-active {
  color: var(--text);
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.06);
}

.hero {
  min-height: calc(100vh - 74px);
  display: grid;
  grid-template-columns: 1fr 300px;
  align-items: center;
  gap: 2.2rem;
  padding-top: 4.5rem;
}

.kicker {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.82rem;
  color: var(--accent);
  margin: 0 0 1rem;
}

.hero__headline {
  font-family: "Sora", sans-serif;
  font-size: clamp(2rem, 4.5vw, 4.2rem);
  line-height: 1.08;
  margin: 0;
  max-width: 12ch;
}

.hero__subtitle {
  color: var(--muted);
  max-width: 58ch;
  margin: 1.4rem 0 2rem;
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
}

.btn {
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.78rem 1.24rem;
  font-weight: 600;
  cursor: pointer;
  font-size: 0.97rem;
}

.btn--primary {
  background: linear-gradient(120deg, var(--accent), #6be6c7);
  color: #062119;
}

.btn--ghost {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--line);
  color: var(--text);
}

.hero__panel {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 1rem;
  backdrop-filter: blur(12px);
  background: var(--bg-elevated);
  box-shadow: var(--shadow-soft);
  display: grid;
  gap: 0.8rem;
}

.stat-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 0.95rem;
  background: rgba(255, 255, 255, 0.03);
}

.stat-card__label {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.stat-card__value {
  margin: 0.2rem 0 0;
  font-family: "Sora", sans-serif;
  font-weight: 700;
  font-size: 1.6rem;
}

.section-heading {
  margin-bottom: 2rem;
}

.section-tag {
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--accent-2);
  font-size: 0.76rem;
  margin: 0 0 0.6rem;
}

.section-heading h2 {
  font-family: "Sora", sans-serif;
  font-size: clamp(1.6rem, 3vw, 2.5rem);
  margin: 0;
}

.about__grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 2rem;
}

.about__text {
  margin: 0;
  color: var(--muted);
  font-size: 1.06rem;
}

.skills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.skill-chip {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  border-radius: 999px;
  padding: 0.48rem 0.9rem;
  color: var(--text);
  font-size: 0.9rem;
}

.projects__grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 1rem;
}

.project-card {
  grid-column: span 6;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: clip;
  background: var(--bg-elevated);
  box-shadow: var(--shadow-soft);
}

.project-card__media {
  aspect-ratio: 16 / 9;
  border-bottom: 1px solid var(--line);
}

.project-card__body {
  padding: 1.1rem;
}

.project-card__title {
  margin: 0;
  font-family: "Sora", sans-serif;
  font-size: 1.22rem;
}

.project-card__description {
  margin: 0.6rem 0 0.8rem;
  color: var(--muted);
}

.project-card__stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 0.9rem;
}

.project-card__stack span {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.28rem 0.62rem;
  font-size: 0.82rem;
  color: var(--muted);
}

.project-card__link {
  font-weight: 600;
  color: var(--accent);
}

.timeline {
  position: relative;
  display: grid;
  gap: 0.9rem;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 12px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(rgba(51, 214, 181, 0), rgba(51, 214, 181, 0.7), rgba(51, 214, 181, 0));
}

.timeline-item {
  position: relative;
  margin-left: 2.2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 1rem 1rem 1rem 1.2rem;
  background: var(--bg-elevated);
}

.timeline-item::before {
  content: "";
  position: absolute;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  left: -1.72rem;
  top: 1.1rem;
  box-shadow: 0 0 0 5px rgba(51, 214, 181, 0.15);
}

.timeline-item h3 {
  margin: 0;
  font-size: 1.05rem;
}

.timeline-item p {
  margin: 0.4rem 0 0;
  color: var(--muted);
}

/* Highlight tokens used in project descriptions */
.hl {
  display: inline-block;
  padding: 0.06rem 0.42rem;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.98em;
  line-height: 1;
  transition: transform 180ms ease, box-shadow 180ms ease;
}
.hl:hover {
  transform: translateY(-2px);
}
.hl--accent {
  background: linear-gradient(90deg, var(--accent), #6be6c7);
  color: #04221e;
  box-shadow: 0 6px 18px rgba(51, 214, 181, 0.12);
}
.hl--accent-2 {
  background: linear-gradient(90deg, var(--accent-2), #9be7ff);
  color: #04283a;
  box-shadow: 0 6px 18px rgba(91, 198, 255, 0.08);
}
.hl--muted {
  background: rgba(255,255,255,0.03);
  color: var(--muted);
}

.timeline-item .meta {
  color: var(--accent-2);
  font-size: 0.86rem;
  margin-top: 0.58rem;
}

.contact__grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 1rem;
}

.contact__form,
.contact__aside {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 1.2rem;
  background: var(--bg-strong);
  backdrop-filter: blur(12px);
}

.contact__form {
  display: grid;
  gap: 0.8rem;
}

.contact__form label {
  display: grid;
  gap: 0.4rem;
  font-size: 0.92rem;
  color: var(--muted);
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(5, 8, 13, 0.75);
  color: var(--text);
  font: inherit;
  padding: 0.72rem;
}

input:focus-visible,
textarea:focus-visible,
.btn:focus-visible,
.social:focus-visible,
.nav__links a:focus-visible,
.nav__toggle:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.form-note {
  min-height: 1.1rem;
  margin: 0;
  font-size: 0.86rem;
  color: var(--muted);
}

.form-note.error {
  color: var(--danger);
}

.contact__aside {
  display: grid;
  gap: 0.7rem;
  align-content: start;
}

.social {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 0.7rem;
  background: rgba(255, 255, 255, 0.03);
}

.reveal {
  opacity: 0;
  transform: translateY(46px);
}

@media (max-width: 980px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .hero__panel {
    max-width: 520px;
  }

  .about__grid,
  .contact__grid {
    grid-template-columns: 1fr;
  }

  .project-card {
    grid-column: span 12;
  }
}

@media (max-width: 760px) {
  .section {
    padding: 5.6rem 0;
  }

  .nav__toggle {
    display: block;
  }

  .nav__links {
    position: absolute;
    top: calc(100% + 0.55rem);
    left: 1.25rem;
    right: 1.25rem;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: rgba(8, 13, 20, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: var(--shadow-soft);
    flex-direction: column;
    align-items: stretch;
    padding: 0.6rem;
    visibility: hidden;
    pointer-events: none;
  }

  .nav__links.is-open {
    visibility: visible;
    pointer-events: auto;
  }

  .nav__links a {
    width: 100%;
  }
}