:root {
  --bg: #0b0b0f;
  --bg-alt: #14121a;
  --text: #f4f4f6;
  --muted: #b3b0bd;
  --accent: #9a6bff;
  --accent-strong: #7a4ce8;
  --border: #2a2633;
  --shadow: 0 12px 36px rgba(6, 6, 10, 0.5);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Trebuchet MS", "Lucida Sans Unicode", "Lucida Grande", sans-serif;
  color: var(--text);
  background: radial-gradient(circle at top, #1b1330 0%, #0b0b0f 55%, #08080c 100%);
  line-height: 1.6;
}

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

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

ul {
  list-style: none;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--text);
  color: #fff;
  padding: 0.75rem 1rem;
  border-radius: 0 0 0.5rem 0.5rem;
  z-index: 999;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

.container {
  width: min(1120px, 92%);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(11, 11, 15, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  gap: 1rem;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.5px;
}

.logo-dot {
  width: 0.45rem;
  height: 0.45rem;
  background: var(--accent);
  border-radius: 50%;
}

.nav-toggle {
  background: none;
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  padding: 0.4rem 0.6rem;
  display: inline-flex;
  flex-direction: column;
  gap: 0.3rem;
  cursor: pointer;
}

.nav-toggle .bar {
  width: 1.4rem;
  height: 2px;
  background: var(--text);
  display: block;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.primary-nav {
  position: absolute;
  top: 100%;
  right: 0;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  box-shadow: var(--shadow);
  display: none;
  flex-direction: column;
  padding: 1rem;
  gap: 0.75rem;
  min-width: 200px;
}

.primary-nav.is-open {
  display: flex;
}

.primary-nav a {
  font-weight: 600;
  color: var(--text);
}

.btn {
  background: var(--accent);
  color: #0b0b0f;
  padding: 0.75rem 1.4rem;
  border-radius: 999px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: transform 0.2s ease, background 0.2s ease;
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-1px);
  background: var(--accent-strong);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-email {
  color: #fff;
}

.btn-ghost:hover,
.btn-ghost:focus-visible {
  background: #1e1a26;
}

.btn-small {
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
}

.hero {
  padding: 4.5rem 0 4rem;
  background: radial-gradient(circle at top right, rgba(154, 107, 255, 0.2) 0%, transparent 55%);
}

.hero-grid {
  display: grid;
  gap: 2.5rem;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.2rem;
  font-size: 0.75rem;
  color: var(--muted);
  margin-bottom: 1rem;
}

h1 {
  font-size: clamp(2.4rem, 6vw, 3.8rem);
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.lead {
  font-size: 1.1rem;
  color: var(--muted);
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.hero-meta {
  display: grid;
  gap: 1rem;
  font-size: 0.95rem;
  color: var(--muted);
}

.meta-label {
  display: block;
  font-weight: 700;
  color: var(--text);
}

.hero-card {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 1.5rem;
  box-shadow: var(--shadow);
}

.hero-card-inner {
  padding: 2rem;
}

.card-title {
  font-weight: 700;
  margin-bottom: 1rem;
}

.card-list {
  display: grid;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  color: var(--muted);
}

.card-note {
  font-weight: 600;
  color: var(--accent);
}

.section {
  padding: 4rem 0;
}

.section-alt {
  background: linear-gradient(120deg, #14121a 0%, #0b0b0f 100%);
}

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

.section-header h2 {
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  margin-bottom: 0.75rem;
}

.section-header p {
  color: var(--muted);
  max-width: 640px;
}

.project-grid {
  display: grid;
  gap: 1.5rem;
}

.project-card {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 1.2rem;
  padding: 1.8rem;
  box-shadow: var(--shadow);
  display: grid;
  gap: 1rem;
  min-height: 230px;
}

.project-image {
  width: calc(100% + 0.6rem);
  margin: 0 -0.3rem;
  height: 210px;
  object-fit: contain;
  background: #0f0d14;
  border-radius: 0.9rem;
  border: 1px solid var(--border);
  cursor: zoom-in;
}

.project-card h3 {
  font-size: 1.3rem;
}

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

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tag-list span {
  border: 1px solid var(--border);
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  font-size: 0.85rem;
  color: var(--muted);
  background: #1b1723;
}

.card-links {
  display: flex;
  gap: 1rem;
  font-weight: 600;
}

.card-links a[aria-disabled="true"] {
  color: var(--muted);
  pointer-events: none;
}

.about-grid,
.contact-grid {
  display: grid;
  gap: 2rem;
}

.contact-card {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 1rem;
  padding: 1.8rem;
  box-shadow: var(--shadow);
}

.photo-slider {
  display: grid;
  gap: 1.5rem;
}

.slider-header p {
  color: var(--muted);
}

.slider-shell {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1rem;
}

.slider-window {
  overflow: hidden;
  border-radius: 1.2rem;
  border: 1px solid var(--border);
  background: var(--bg-alt);
  box-shadow: var(--shadow);
}

.slider-track {
  display: flex;
  transition: transform 0.5s ease;
}

.slide {
  min-width: 100%;
  padding: 1rem;
  display: grid;
  gap: 0.75rem;
}

.slide img {
  width: 100%;
  height: clamp(200px, 40vw, 320px);
  object-fit: cover;
  border-radius: 0.9rem;
  border: 1px solid var(--border);
}

.slide figcaption {
  color: var(--muted);
  font-size: 0.95rem;
}

.slider-btn {
  border: 1px solid var(--border);
  background: var(--bg-alt);
  color: var(--text);
  border-radius: 999px;
  padding: 0.6rem 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease;
}

.slider-btn:hover,
.slider-btn:focus-visible {
  background: #1e1a26;
  transform: translateY(-1px);
}

.slider-dots {
  display: flex;
  gap: 0.6rem;
  justify-content: center;
}

.dot {
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: transparent;
  cursor: pointer;
}

.dot.is-active {
  background: var(--accent);
  border-color: var(--accent);
}

.about-panel ul,
.skills-group ul {
  display: grid;
  gap: 0.6rem;
  color: var(--muted);
}

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

.experience-list {
  display: grid;
  gap: 1.5rem;
}

.experience-card {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 1rem;
  padding: 1.8rem;
  box-shadow: var(--shadow);
  display: grid;
  gap: 0.9rem;
}

.experience-card-image {
  grid-template-columns: 140px 1fr;
  align-items: start;
}

.experience-image {
  width: 100%;
  height: 140px;
  object-fit: cover;
  border-radius: 0.8rem;
  border: 1px solid var(--border);
}

.experience-body {
  display: grid;
  gap: 0.9rem;
}

.experience-header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem 1rem;
}

.experience-header span {
  color: var(--muted);
  font-size: 0.95rem;
}

.experience-meta {
  color: var(--muted);
  font-weight: 600;
}

.experience-card ul {
  display: grid;
  gap: 0.5rem;
  color: var(--muted);
}

.skills-group {
  border: 1px solid var(--border);
  border-radius: 1rem;
  padding: 1.6rem;
  background: var(--bg-alt);
  box-shadow: var(--shadow);
}

.contact-card a {
  color: var(--accent);
  font-weight: 600;
}

.contact-card .btn-email {
  color: #fff;
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0 3rem;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  color: var(--muted);
  font-size: 0.95rem;
}

.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

@media (min-width: 768px) {
  .nav-toggle {
    display: none;
  }

  .primary-nav {
    position: static;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 1.5rem;
    border: none;
    box-shadow: none;
    padding: 0;
    background: transparent;
  }

  .hero-grid {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
  }

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

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

  .about-grid,
  .contact-grid {
    grid-template-columns: 0.9fr 1.1fr;
    align-items: center;
  }

  .skills-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .experience-card-image {
    grid-template-columns: 160px 1fr;
    align-items: start;
  }

  .experience-image {
    width: 160px;
    height: 160px;
  }
}

@media (min-width: 1024px) {
  .project-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 640px) {
  .slider-shell {
    grid-template-columns: 1fr;
  }

  .slider-btn {
    width: 100%;
  }
}