/* ============================================================
   Amelia Cox — portfolio landing page
   Dark & techy theme. Self-contained, no external assets.
   ============================================================ */

:root {
  --bg: #0a0b0f;
  --bg-soft: #10131a;
  --panel: rgba(255, 255, 255, 0.03);
  --panel-brd: rgba(255, 255, 255, 0.08);
  --ink: #e6e9f0;
  --ink-dim: #9aa3b2;
  --ink-faint: #5b6472;
  --accent: #46e6c8; /* cyan-green */
  --accent-2: #7c6cff; /* violet */
  --accent-glow: rgba(70, 230, 200, 0.35);
  --danger: #ff6b6b;
  --mono: ui-monospace, "SF Mono", "SFMono-Regular", "JetBrains Mono", Menlo,
    Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial,
    sans-serif;
  --maxw: 1080px;
  --radius: 14px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

.accent {
  color: var(--accent);
}
.muted {
  color: var(--ink-faint);
}

/* ---------- Backdrop: grid + glows ---------- */
.backdrop {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}
.grid {
  position: absolute;
  inset: -2px;
  background-image: linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 40%, transparent 100%);
}
.glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.5;
}
.glow--a {
  width: 520px;
  height: 520px;
  top: -180px;
  left: -120px;
  background: radial-gradient(circle, var(--accent-glow), transparent 70%);
}
.glow--b {
  width: 460px;
  height: 460px;
  top: 120px;
  right: -160px;
  background: radial-gradient(circle, rgba(124, 108, 255, 0.3), transparent 70%);
}

/* ---------- Layout primitives ---------- */
main,
.nav,
.foot {
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: clamp(20px, 5vw, 40px);
}

section {
  padding-block: clamp(56px, 9vw, 110px);
}

.section__title {
  font-family: var(--mono);
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  letter-spacing: 0.02em;
  color: var(--ink);
  display: flex;
  align-items: baseline;
  gap: 0.7em;
  margin: 0 0 2rem;
}
.section__index {
  color: var(--accent);
  font-size: 0.85em;
}

/* ---------- Nav ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 18px;
  backdrop-filter: blur(8px);
  background: linear-gradient(var(--bg), rgba(10, 11, 15, 0.4));
  border-bottom: 1px solid transparent;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55em;
  font-family: var(--mono);
  font-weight: 600;
}
.brand__mark {
  color: var(--accent);
  text-shadow: 0 0 14px var(--accent-glow);
}
.nav__links {
  display: flex;
  gap: clamp(14px, 3vw, 30px);
  font-family: var(--mono);
  font-size: 0.9rem;
  color: var(--ink-dim);
}
.nav__links a {
  position: relative;
  transition: color 0.2s;
}
.nav__links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width 0.2s;
}
.nav__links a:hover {
  color: var(--ink);
}
.nav__links a:hover::after {
  width: 100%;
}

/* ---------- Hero ---------- */
.hero {
  padding-block: clamp(64px, 12vw, 140px) clamp(40px, 7vw, 90px);
}
.hero__eyebrow {
  font-family: var(--mono);
  color: var(--accent);
  letter-spacing: 0.1em;
  margin: 0 0 1rem;
  font-size: 0.9rem;
}
.hero__title {
  font-size: clamp(2.8rem, 10vw, 6rem);
  line-height: 1;
  margin: 0;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(120deg, #fff 20%, var(--accent) 60%, var(--accent-2) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero__tagline {
  font-family: var(--mono);
  font-size: clamp(1rem, 3.5vw, 1.5rem);
  margin: 1.4rem 0 0;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 0.5em;
  flex-wrap: wrap;
}
.prompt {
  color: var(--accent);
}
.caret {
  color: var(--accent);
  animation: blink 1.05s steps(1) infinite;
}
@keyframes blink {
  50% {
    opacity: 0;
  }
}
.hero__blurb {
  max-width: 54ch;
  color: var(--ink-dim);
  margin: 1.6rem 0 2.2rem;
  font-size: 1.05rem;
}
.hero__cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  font-family: var(--mono);
  font-size: 0.95rem;
  padding: 0.75em 1.4em;
  border-radius: 10px;
  border: 1px solid var(--panel-brd);
  transition: transform 0.15s ease, box-shadow 0.2s ease, border-color 0.2s,
    background 0.2s;
  cursor: pointer;
}
.btn--sm {
  padding: 0.55em 1em;
  font-size: 0.85rem;
}
.btn--primary {
  background: linear-gradient(120deg, var(--accent), #35c9ad);
  color: #05201b;
  border-color: transparent;
  font-weight: 600;
  box-shadow: 0 0 0 rgba(70, 230, 200, 0);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px -8px var(--accent-glow);
}
.btn--ghost {
  color: var(--ink);
  background: var(--panel);
}
.btn--ghost:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
  color: var(--accent);
}

/* ---------- Work / cards ---------- */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}
.card {
  position: relative;
  border: 1px solid var(--panel-brd);
  background: var(--panel);
  border-radius: var(--radius);
  padding: 24px;
  overflow: hidden;
  transition: transform 0.18s ease, border-color 0.25s, box-shadow 0.25s;
}
.card:hover {
  transform: translateY(-4px);
  border-color: rgba(70, 230, 200, 0.4);
  box-shadow: 0 20px 50px -24px rgba(70, 230, 200, 0.35);
}
.card--featured {
  grid-column: span 2;
  background: linear-gradient(160deg, rgba(70, 230, 200, 0.07), rgba(124, 108, 255, 0.05));
}
.card__glass {
  position: absolute;
  inset: 0;
  background: radial-gradient(400px 200px at 100% 0%, rgba(124, 108, 255, 0.14), transparent 70%);
  pointer-events: none;
}
.card--placeholder {
  border-style: dashed;
  opacity: 0.7;
}
.card__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}
.card__tag {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-dim);
  border: 1px solid var(--panel-brd);
  padding: 0.3em 0.7em;
  border-radius: 999px;
}
.card__status {
  font-family: var(--mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-faint);
}
.card__status--live {
  color: var(--accent);
}
.card__status--live::before {
  content: "";
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
  vertical-align: middle;
}
.card__title {
  font-size: clamp(1.4rem, 3vw, 2rem);
  margin: 0 0 0.5rem;
  letter-spacing: -0.01em;
}
.card__desc {
  color: var(--ink-dim);
  margin: 0 0 1.2rem;
  font-size: 0.98rem;
}
.card__desc strong {
  color: var(--ink);
}
.card__meta {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0;
  margin: 0 0 1.4rem;
}
.card__meta li {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--ink-dim);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--panel-brd);
  padding: 0.3em 0.6em;
  border-radius: 6px;
}
.card__actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

/* ---------- About ---------- */
.about__body {
  max-width: 62ch;
  color: var(--ink-dim);
  font-size: 1.05rem;
}
.about__body p {
  margin: 0 0 1.2rem;
}
.about__stack {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 0;
  margin: 1.6rem 0 0;
}
.about__stack li {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--ink);
  border: 1px solid var(--panel-brd);
  padding: 0.4em 0.9em;
  border-radius: 999px;
}

/* ---------- Contact ---------- */
.contact__lead {
  color: var(--ink-dim);
  max-width: 50ch;
  margin: 0 0 2rem;
  font-size: 1.05rem;
}
.contact__links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px;
  max-width: 560px;
}
.contact__links a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  font-family: var(--mono);
  padding: 1em 1.2em;
  border: 1px solid var(--panel-brd);
  border-radius: 10px;
  background: var(--panel);
  transition: border-color 0.2s, transform 0.15s, color 0.2s;
}
.contact__links a:hover {
  border-color: var(--accent);
  transform: translateX(4px);
  color: var(--accent);
}
.contact__key {
  color: var(--ink-faint);
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
}
.contact__val {
  color: inherit;
}
.is-placeholder .contact__val {
  color: var(--ink-faint);
  font-style: italic;
}

/* ---------- Footer ---------- */
.foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  padding-block: 40px;
  border-top: 1px solid var(--panel-brd);
  color: var(--ink-faint);
  font-family: var(--mono);
  font-size: 0.85rem;
}

/* ---------- Responsive ---------- */
@media (max-width: 720px) {
  .card--featured {
    grid-column: span 1;
  }
  .nav__links {
    gap: 16px;
  }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    scroll-behavior: auto !important;
    transition: none !important;
  }
}