/* CVOYA open source — extends the cvoya.com system (navy on white, quiet, hairlines). */

:root {
  --ink: #0b1e3f;          /* deep navy from the wordmark — headings & accents */
  --ink-soft: #2a3a5a;
  --text: #111111;         /* near-black for body copy */
  --muted: #5a6477;        /* 5.6:1 on white — do not lighten */
  --hairline: rgba(11, 30, 63, 0.10);
  --hairline-strong: rgba(11, 30, 63, 0.18);
  --bg: #ffffff;
  --bg-soft: #f7f8fb;
  --site-max: 1040px;
  --radius: 16px;

  --mono: ui-monospace, SFMono-Regular, 'SF Mono', Menlo, Consolas, monospace;
  --ease-out-quint: cubic-bezier(0.22, 1, 0.36, 1);

  --z-nav: 50;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  font-weight: 400;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  padding-left: env(safe-area-inset-left);
  padding-right: env(safe-area-inset-right);
}

a {
  color: var(--ink);
  text-decoration: none;
  transition: opacity 0.2s ease;
}
a:hover { opacity: 0.7; }

a:focus-visible,
.project-link:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 3px;
  border-radius: 3px;
  opacity: 1;
}

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

.container {
  max-width: var(--site-max);
  margin: 0 auto;
  padding: 0 24px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--ink);
  color: #fff;
  padding: 10px 16px;
  z-index: 100;
  border-radius: 0 0 8px 0;
}
.skip-link:focus {
  left: 0;
  opacity: 1;
}

/* ── Navigation ── */
.navbar {
  position: sticky;
  top: 0;
  z-index: var(--z-nav);
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--hairline);
}
.nav-container {
  max-width: var(--site-max);
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.nav-logo img { height: 26px; width: auto; }
.nav-menu {
  display: flex;
  gap: 28px;
  align-items: center;
}
.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--ink-soft);
  letter-spacing: 0.01em;
  white-space: nowrap;
}
.nav-link:hover { color: var(--ink); opacity: 1; }

@media (max-width: 640px) {
  .nav-menu { gap: 18px; }
  .nav-link { font-size: 0.85rem; }
  .nav-link-projects { display: none; }
}

/* ── Hero ── */
.hero {
  padding: 88px 0 72px;
  text-align: center;
  border-bottom: 1px solid var(--hairline);
  background:
    radial-gradient(ellipse 60% 60% at 50% 0%, rgba(11, 30, 63, 0.04), transparent 70%),
    var(--bg);
}
.hero-mark {
  margin: 0 auto 32px;
  width: 72px;
  opacity: 0.95;
}
.hero-title {
  font-size: clamp(1.9rem, 4.5vw, 3rem);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.15;
  color: var(--ink);
  margin: 0 auto 24px;
  max-width: 18ch;
  text-wrap: balance;
}
.hero-lede {
  margin: 0 auto;
  max-width: 56ch;
  font-size: 1.05rem;
  color: var(--ink-soft);
  text-wrap: pretty;
}
@media (min-width: 768px) {
  .hero { padding: 128px 0 104px; }
  .hero-mark { width: 88px; margin-bottom: 40px; }
}

/* ── Sections ── */
.projects { padding: 72px 0; }
@media (min-width: 768px) {
  .projects { padding: 100px 0; }
}

.section-lead {
  font-size: clamp(1.3rem, 2.4vw, 1.7rem);
  font-weight: 500;
  letter-spacing: -0.015em;
  line-height: 1.35;
  color: var(--ink);
  margin: 0 0 12px;
  text-wrap: balance;
}
.section-sub {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
  max-width: 60ch;
}

/* ── Project index ── */
.project-list {
  list-style: none;
  margin: 48px 0 0;
  padding: 0;
  border-top: 1px solid var(--hairline);
}
.project {
  border-bottom: 1px solid var(--hairline);
}
.project-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  padding: 36px 0;
  transition: background-color 0.35s var(--ease-out-quint);
}
/* Grid items default to min-width:auto, which lets the wide install
   command push the whole row past the viewport instead of scrolling. */
.project-inner > * { min-width: 0; }
@media (min-width: 720px) {
  .project-inner {
    grid-template-columns: 88px 1fr;
    gap: 40px;
    padding: 44px 20px;
    margin: 0 -20px;
    border-radius: var(--radius);
  }
  .project:hover .project-inner { background: var(--bg-soft); }
}

.project-mark {
  width: 56px;
  height: 56px;
  object-fit: contain;
  transition: transform 0.45s var(--ease-out-quint);
}
.project:hover .project-mark { transform: translateY(-2px) scale(1.04); }

.project-name {
  font-size: 1.45rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin: 0 0 6px;
  line-height: 1.2;
}
.project-tag {
  margin: 0 0 16px;
  font-size: 0.95rem;
  color: var(--ink-soft);
}
.project-body {
  margin: 0 0 22px;
  max-width: 62ch;
  font-size: 0.97rem;
  color: var(--text);
  text-wrap: pretty;
}

.project-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
  font-size: 0.8rem;
  color: var(--muted);
}
.project-meta li {
  display: flex;
  align-items: center;
  gap: 14px;
}
.project-meta li + li::before {
  content: '';
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--hairline-strong);
}
.project-meta strong {
  font-weight: 500;
  color: var(--ink-soft);
}

.project-install {
  margin: 0 0 22px;
}
.project-install-label {
  display: block;
  font-size: 0.75rem;
  color: var(--muted);
  margin-bottom: 8px;
}
.project-install pre {
  margin: 0;
  padding: 12px 16px;
  background: var(--bg-soft);
  border: 1px solid var(--hairline);
  border-radius: 8px;
  overflow-x: auto;
  font-size: 0.82rem;
  line-height: 1.5;
}
.project:hover .project-install pre { background: var(--bg); }
.project-install code {
  font-family: var(--mono);
  color: var(--ink-soft);
  white-space: pre;
}

.project-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
}
.project-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ink);
  border-bottom: 1px solid var(--hairline);
  padding-bottom: 2px;
}
.project-link:hover {
  border-bottom-color: var(--ink);
  opacity: 1;
}
.project-link .arrow {
  transition: transform 0.4s var(--ease-out-quint);
}
.project-link:hover .arrow { transform: translateX(3px); }

/* ── Footer ── */
.footer {
  border-top: 1px solid var(--hairline);
  padding: 48px 0 40px;
  background: var(--bg);
}
.footer-bottom {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
}
@media (min-width: 640px) {
  .footer-bottom {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
  }
}
.footer-bottom p {
  margin: 0;
  font-size: 0.8rem;
  color: var(--muted);
}
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 18px;
}
.footer-links a {
  font-size: 0.8rem;
  color: var(--muted);
}
.footer-links a:hover { color: var(--ink); opacity: 1; }

/* ── Entrance ──
   Elements are visible by default; the animation only replays the arrival.
   If animations never run (hidden tab, headless render, reduced motion),
   the page still renders fully. */
@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
}

@media (prefers-reduced-motion: no-preference) {
  .hero-mark,
  .hero-title,
  .hero-lede {
    animation: rise 0.9s var(--ease-out-quint) backwards;
  }
  .hero-mark { animation-delay: 0.05s; }
  .hero-title { animation-delay: 0.16s; }
  .hero-lede { animation-delay: 0.26s; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * {
    animation: none !important;
    transition-duration: 0.01ms !important;
  }
  .project:hover .project-mark,
  .project-link:hover .arrow { transform: none; }
}