@font-face {
  font-family: "Manrope";
  src: url("../fonts/manrope-subset.woff2") format("woff2");
  font-style: normal;
  font-weight: 400 800;
  font-display: swap;
}

:root {
  --bg: #050505;
  --bg-soft: #090909;
  --text: #f5f5f5;
  --muted: rgba(245, 245, 245, 0.72);
  --muted-soft: rgba(245, 245, 245, 0.5);
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.16);
  --surface: rgba(255, 255, 255, 0.03);
  --surface-strong: rgba(255, 255, 255, 0.05);
  --container: min(1160px, calc(100vw - 2rem));
  --transition: 220ms ease;
}

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

html {
  color-scheme: dark;
  scroll-padding-top: 6rem;
}

@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Manrope", "Segoe UI", sans-serif;
  line-height: 1.5;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.045), transparent 22rem),
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.04), transparent 26rem),
    linear-gradient(180deg, #050505 0%, #070707 44%, #050505 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.025), transparent 18rem),
    linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.018), transparent);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.5), transparent 86%);
}

::selection {
  color: #050505;
  background: rgba(245, 245, 245, 0.86);
}

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

a,
button {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.72);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 1rem;
  left: 1rem;
  z-index: 40;
  padding: 0.78rem 1rem;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: rgba(5, 5, 5, 0.96);
  transform: translateY(-220%);
  transition: transform var(--transition);
}

.skip-link:focus-visible {
  transform: translateY(0);
}

.site-shell {
  position: relative;
  overflow: clip;
}

.container {
  width: var(--container);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  background: rgba(5, 5, 5, 0.8);
  backdrop-filter: blur(18px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  min-height: 4.4rem;
  padding: 0.7rem 0;
}

.site-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem 1.3rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav a {
  position: relative;
  color: var(--muted);
  transition: color var(--transition);
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -0.35rem;
  height: 1px;
  background: rgba(255, 255, 255, 0.92);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--transition);
}

.site-nav a:hover,
.site-nav a:focus-visible,
.project-card:hover,
.project-card:focus-visible,
.contact-link:hover,
.contact-link:focus-visible {
  color: var(--text);
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after {
  transform: scaleX(1);
}

.hero {
  padding: clamp(5.8rem, 11vw, 8.8rem) 0 clamp(4.6rem, 8vw, 6.8rem);
}

.hero-inner {
  display: flex;
  justify-content: center;
}

.hero-copy,
.section-center,
.project-card {
  animation: fade-up 620ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.hero-copy {
  width: min(100%, 44rem);
  text-align: center;
}

.hero-title {
  margin: 0;
  font-size: clamp(4.6rem, 11vw, 8.6rem);
  line-height: 0.9;
  letter-spacing: -0.09em;
}

.hero-subtitle {
  max-width: 28rem;
  margin: 1.35rem auto 0;
  color: var(--muted);
  font-size: clamp(1.08rem, 1rem + 0.42vw, 1.28rem);
  line-height: 1.62;
}

.hero-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.15rem;
  padding: 0.82rem 1.12rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.02);
  color: var(--text);
  font-weight: 650;
  transition:
    transform var(--transition),
    border-color var(--transition),
    background var(--transition),
    color var(--transition);
}

.button-primary {
  border-color: rgba(255, 255, 255, 0.92);
  background: rgba(245, 245, 245, 0.98);
  color: #050505;
}

.button:hover,
.button:focus-visible,
.project-card:hover,
.project-card:focus-visible,
.contact-link:hover,
.contact-link:focus-visible {
  transform: translateY(-2px);
}

.section {
  padding: clamp(3.4rem, 7vw, 5.4rem) 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.section-compact {
  padding-bottom: 3rem;
}

.section-center {
  width: min(100%, 44rem);
  margin: 0 auto;
  text-align: center;
}

.section-title {
  margin: 0;
  font-size: clamp(2rem, 1.5rem + 1.8vw, 3.05rem);
  line-height: 0.98;
  letter-spacing: -0.05em;
}

.section-copy {
  max-width: 30rem;
  margin: 1.15rem auto 0;
  color: var(--muted);
  font-size: clamp(1rem, 0.98rem + 0.18vw, 1.12rem);
  line-height: 1.72;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 2.3rem;
}

.project-card {
  display: flex;
  flex-direction: column;
  gap: 0.92rem;
  min-height: 13.6rem;
  padding: 1.35rem;
  border: 1px solid var(--line);
  border-radius: 24px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0.015)),
    rgba(255, 255, 255, 0.02);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.03),
    0 18px 40px rgba(0, 0, 0, 0.18);
  transition:
    transform var(--transition),
    border-color var(--transition),
    background var(--transition),
    box-shadow var(--transition);
}

.project-card:hover,
.project-card:focus-visible {
  border-color: var(--line-strong);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02)),
    rgba(255, 255, 255, 0.028);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.04),
    0 24px 48px rgba(0, 0, 0, 0.24);
}

.project-name {
  margin: 0;
  font-size: 1.42rem;
  line-height: 1.08;
  letter-spacing: -0.05em;
}

.project-summary {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.project-action {
  margin-top: auto;
  color: rgba(245, 245, 245, 0.92);
  font-weight: 650;
}

.contact-list {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.9rem;
}

.contact-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.1rem;
  padding: 0.82rem 1.12rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.02);
  color: var(--muted);
  font-weight: 650;
  transition:
    transform var(--transition),
    border-color var(--transition),
    color var(--transition);
}

.contact-link:hover,
.contact-link:focus-visible {
  border-color: var(--line-strong);
}

@keyframes fade-up {
  from {
    opacity: 0;
    transform: translateY(10px);
  }

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

@media (max-width: 860px) {
  .projects-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .header-inner {
    min-height: auto;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.9rem 0 0.75rem;
  }

  .site-nav ul {
    justify-content: center;
    gap: 0.6rem 1rem;
  }

  .hero {
    padding-top: 4.6rem;
  }

  .hero-title {
    font-size: clamp(3.9rem, 20vw, 5.6rem);
  }

  .hero-subtitle {
    max-width: 18rem;
    font-size: 0.98rem;
  }

  .button,
  .contact-link {
    min-height: 2.95rem;
    padding: 0.76rem 1rem;
  }

  .section {
    padding: 3rem 0;
  }

  .project-card {
    min-height: 12.8rem;
    padding: 1.15rem;
  }

  .project-name {
    font-size: 1.2rem;
  }

  .project-summary,
  .section-copy {
    font-size: 0.95rem;
  }
}

@media (max-width: 480px) {
  :root {
    --container: min(1160px, calc(100vw - 1.25rem));
  }

  .site-nav a {
    font-size: 0.92rem;
  }

  .hero-actions {
    margin-top: 1.65rem;
  }
}

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

  .button:hover,
  .button:focus-visible,
  .project-card:hover,
  .project-card:focus-visible,
  .contact-link:hover,
  .contact-link:focus-visible {
    transform: none;
  }
}