/* ── Reset & Base ─────────────────────────────── */

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

::selection {
  background: #333;
  color: #fff;
}

html,
body {
  min-height: 100vh;
  min-height: 100dvh;
  background: #000;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: #999;
  line-height: 1.6;
}

/* ── Layout ──────────────────────────────────── */

.page {
  max-width: 640px;
  margin: 0 auto;
  padding: 6rem 1.5rem;
}

section {
  margin-top: 4rem;
}

/* ── Spotlight ───────────────────────────────── */

.spotlight {
  position: fixed;
  top: 0;
  left: 0;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.03), transparent 70%);
  pointer-events: none;
  transform: translate(-50%, -50%);
  z-index: 9999;
  will-change: top, left;
}

/* ── Typography ──────────────────────────────── */

.mono {
  font-family: "JetBrains Mono", "Geist Mono", "SF Mono", ui-monospace, monospace;
}

/* ── Hero ────────────────────────────────────── */

.hero-greeting {
  font-size: 0.875rem;
  color: #555;
  letter-spacing: 0.02em;
  animation: fadeInUp 0.5s ease both;
}

.hero-name {
  font-size: clamp(2.25rem, 5vw, 3.25rem);
  font-weight: 700;
  color: #ededed;
  line-height: 1.15;
  margin-top: 0.5rem;
  animation: fadeInUp 0.5s ease both;
  animation-delay: 0.15s;
}

.hero-tagline {
  font-size: 1rem;
  color: #555;
  margin-top: 0.5rem;
  animation: fadeInUp 0.5s ease both;
  animation-delay: 0.3s;
}

.hero-tagline::after {
  content: "_";
  animation: blink 1s step-end infinite;
}

/* ── Section Labels ──────────────────────────── */

.section-label {
  font-size: 0.8125rem;
  color: #555;
  margin-bottom: 1rem;
  letter-spacing: 0.02em;
}

/* ── About ───────────────────────────────────── */

.about p {
  line-height: 1.7;
}

/* ── Contact ─────────────────────────────────── */

.contact-links {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 0;
  align-items: center;
}

.contact-links li {
  display: flex;
  align-items: center;
}

.contact-links .sep {
  color: #333;
  margin: 0 0.75rem;
  user-select: none;
}

/* ── Links ───────────────────────────────────── */

a {
  color: #999;
  text-decoration: none;
  position: relative;
  transition: color 0.2s ease;
}

a:hover {
  color: #fff;
}

a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 0;
  height: 1px;
  background: #fff;
  transition: width 0.2s ease;
}

a:hover::after {
  width: 100%;
}

a:focus-visible {
  outline: 1px solid #555;
  outline-offset: 3px;
  border-radius: 2px;
}

/* ── Footer ──────────────────────────────────── */

footer {
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid #1a1a1a;
  font-size: 0.75rem;
  color: #333;
}

/* ── Animations ──────────────────────────────── */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* ── Reduced Motion ──────────────────────────── */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0s !important;
    animation-delay: 0s !important;
    transition-duration: 0s !important;
  }
}

/* ── Mobile ──────────────────────────────────── */

@media (max-width: 640px) {
  .page {
    padding: 3rem 1.25rem;
  }

  section {
    margin-top: 3rem;
  }
}

/* ── Touch devices: hide spotlight ───────────── */

@media (hover: none) {
  .spotlight {
    display: none;
  }
}