/*
  Maxwell Pearson — Portfolio
  - Minimal, dark-mode-friendly design
  - No reset frameworks; just a few sensible defaults
*/

:root{
  --bg: #0b0f19;
  --panel: rgba(255,255,255,.06);
  --panel-2: rgba(255,255,255,.09);
  --text: rgba(255,255,255,.92);
  --muted: rgba(255,255,255,.72);
  --faint: rgba(255,255,255,.55);
  --border: rgba(255,255,255,.12);

  --accent: #8b5cf6;      /* violet */
  --accent-2: #22d3ee;    /* cyan */
  --ok: #34d399;

  --shadow: 0 14px 40px rgba(0,0,0,.45);
  --radius: 18px;

  /*
    Layout system (single source of truth)
    - `.container` sets max width + responsive horizontal padding
    - `.section` sets consistent vertical rhythm
    - `.grid` provides a shared 12-column grid
  */
  --content-max: 1320px; /* ~1200–1400px range */
  --gutter: clamp(16px, 3.2vw, 44px);

  /* Spacing scale (8pt-ish rhythm) */
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-5: 48px;
  --space-6: 64px;

  --section-y: clamp(32px, 4.6vw, 56px);
  --font: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

*{ box-sizing: border-box; }
html{ color-scheme: dark; }
body{
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background:
    radial-gradient(1000px 500px at 20% 0%, rgba(139,92,246,.25), transparent 60%),
    radial-gradient(900px 600px at 90% 10%, rgba(34,211,238,.18), transparent 55%),
    radial-gradient(700px 500px at 55% 105%, rgba(139,92,246,.16), transparent 55%),
    var(--bg);
  line-height: 1.55;
  overflow-x: hidden; /* allow intentional “breakouts” without horizontal scroll */
}

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

/* Accessibility helpers */
.skip-link{
  position: absolute;
  left: 12px;
  top: 12px;
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(0,0,0,.9);
  border: 1px solid var(--border);
  transform: translateY(-140%);
  transition: transform 180ms ease;
  z-index: 999;
}
.skip-link:focus{ transform: translateY(0); }

:focus-visible{
  outline: 2px solid rgba(34,211,238,.85);
  outline-offset: 2px;
}

/* Section-level container system (replaces rigid centered wrapper) */
.section{
  position: relative;
  padding: var(--section-y) 0;
}
.section.hero{
  padding-top: calc(var(--section-y) + var(--space-2));
  padding-bottom: var(--space-3);
}

.container{
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
/* Back-compat alias (older markup): prefer `.container` going forward */
.section-inner{ max-width: var(--content-max); margin: 0 auto; padding: 0 var(--gutter); }

/* Shared 12-col grid */
.grid{
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--space-2);
}
@media (min-width: 900px){
  .grid{ gap: var(--space-3); }
}

/* Full-bleed section accents (edge-to-edge backgrounds / dividers) */
.bleed{
  position: relative;
}
.bleed::before{
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(900px 320px at 20% 0%, rgba(139,92,246,.16), transparent 60%),
    radial-gradient(800px 360px at 90% 10%, rgba(34,211,238,.12), transparent 58%),
    linear-gradient(to bottom, rgba(255,255,255,.035), rgba(255,255,255,0));
  pointer-events: none;
  z-index: 0;
}
.bleed > *{ position: relative; z-index: 1; }

.divider{
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.14), transparent);
  margin: var(--space-4) 0;
}

header.site-header{
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(14px);
  background: linear-gradient(to bottom, rgba(11,15,25,.78), rgba(11,15,25,.35));
  border-bottom: 1px solid rgba(255,255,255,.06);
}

.nav{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px var(--gutter);
  max-width: var(--content-max);
  margin: 0 auto;
}

.brand{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 140px;
}
.brand .mark{
  width: 34px;
  height: 34px;
  border-radius: 12px;
  background:
    radial-gradient(circle at 30% 25%, rgba(34,211,238,.9), transparent 60%),
    radial-gradient(circle at 70% 70%, rgba(139,92,246,.85), transparent 62%),
    rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.14);
  box-shadow: 0 10px 24px rgba(0,0,0,.28);
}
.brand .name{
  font-weight: 650;
  letter-spacing: .2px;
}
.brand .sub{
  display: block;
  font-size: 12px;
  color: var(--faint);
  font-family: var(--mono);
  letter-spacing: .08em;
  text-transform: uppercase;
}

.nav-links{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: flex-end;
}

.chip{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.10);
  color: var(--muted);
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}
.chip:hover{
  transform: translateY(-1px);
  background: rgba(255,255,255,.07);
  border-color: rgba(255,255,255,.16);
  color: var(--text);
}
.chip.primary{
  background: linear-gradient(135deg, rgba(139,92,246,.28), rgba(34,211,238,.18));
  border-color: rgba(34,211,238,.26);
  color: var(--text);
}

main{ display: block; }

.hero{
  padding: 0; /* handled by `.section.hero` */
}
.grid--hero{ align-items: start; }
.grid--hero > :first-child{ grid-column: 1 / -1; }
.grid--hero > :last-child{ grid-column: 1 / -1; }
@media (min-width: 900px){
  .grid--hero > :first-child{ grid-column: 1 / span 7; }
  .grid--hero > :last-child{ grid-column: 8 / span 5; }
}

.kicker{
  font-family: var(--mono);
  color: var(--faint);
  letter-spacing: .09em;
  text-transform: uppercase;
  font-size: 12px;
}

h1{
  margin: 12px 0 8px;
  font-size: clamp(34px, 5vw, 54px);
  line-height: 1.05;
  letter-spacing: -0.02em;
}
.tagline{
  font-size: clamp(16px, 2.1vw, 20px);
  color: var(--muted);
  margin: 0 0 14px;
  max-width: 62ch;
}
.bio{
  margin: 0 0 22px;
  max-width: 72ch;
  color: var(--muted);
}

.cta-row{
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  margin-top: var(--space-1);
}

.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.06);
  color: var(--text);
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}
.btn:hover{
  transform: translateY(-1px);
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.18);
}
.btn.primary{
  background: linear-gradient(135deg, rgba(139,92,246,.36), rgba(34,211,238,.22));
  border-color: rgba(34,211,238,.26);
}
.btn.ghost{
  background: transparent;
  border-color: rgba(255,255,255,.10);
  color: var(--muted);
}

.hero-card{
  position: relative;
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,.10);
  background:
    radial-gradient(1000px 600px at 20% -10%, rgba(139,92,246,.23), transparent 55%),
    radial-gradient(700px 500px at 100% 20%, rgba(34,211,238,.16), transparent 50%),
    rgba(255,255,255,.05);
  box-shadow: var(--shadow);
  padding: 18px;
  overflow: hidden;
}
.hero-card::after{
  content: "";
  position: absolute;
  inset: -2px;
  background: linear-gradient(135deg, rgba(139,92,246,.26), rgba(34,211,238,.18), transparent);
  filter: blur(18px);
  opacity: .55;
  pointer-events: none;
}
.hero-card .inner{
  position: relative;
  z-index: 1;
}
.hero-card h2{
  margin: 0 0 6px;
  font-size: 16px;
  letter-spacing: .02em;
}
.hero-card p{
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 14px;
}
.meta{
  display: grid;
  gap: 8px;
}
.meta .row{
  display: flex;
  gap: 10px;
  align-items: baseline;
  justify-content: space-between;
  padding: 10px 12px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.18);
}
.meta .label{
  font-family: var(--mono);
  font-size: 12px;
  color: var(--faint);
  letter-spacing: .08em;
  text-transform: uppercase;
}
.meta .value{
  color: var(--text);
  font-size: 13px;
  text-align: right;
}

section{ display: block; }
.section-title{
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-1);
  margin: 0 0 var(--space-2);
}
.section-title h2{
  margin: 0;
  font-size: 18px;
  letter-spacing: .01em;
}
.section-title p{
  margin: 0;
  color: var(--faint);
  font-size: 13px;
}

.cards{ display: grid; gap: var(--space-2); } /* legacy: prefer `.grid grid--cards` */
.grid--cards > .card{ grid-column: 1 / -1; }
@media (min-width: 700px){
  .grid--cards > .card{ grid-column: span 6; }
}
@media (min-width: 1024px){
  .grid--cards > .card{ grid-column: span 4; }
}

.card{
  display: flex;
  flex-direction: column;
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.05);
  padding: 16px;
  box-shadow: 0 10px 26px rgba(0,0,0,.22);
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
  min-height: 150px;
}
.card:hover{
  transform: translateY(-2px);
  background: rgba(255,255,255,.07);
  border-color: rgba(255,255,255,.16);
}
.card .eyebrow{
  font-family: var(--mono);
  font-size: 12px;
  color: var(--faint);
  letter-spacing: .08em;
  text-transform: uppercase;
}
.card-head{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
}
.badge{
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.05);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .06em;
  text-transform: uppercase;
  white-space: nowrap;
}
.badge.live{
  border-color: rgba(52,211,153,.22);
  background: rgba(52,211,153,.08);
  color: rgba(214,255,238,.88);
}
.badge.progress{
  border-color: rgba(34,211,238,.22);
  background: rgba(34,211,238,.08);
  color: rgba(219,252,255,.88);
}
.badge.concept{
  border-color: rgba(139,92,246,.22);
  background: rgba(139,92,246,.10);
  color: rgba(240,234,255,.9);
}
.card h3{
  margin: 10px 0 8px;
  font-size: 16px;
}
.card p{
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}
.card .cta{
  margin-top: auto;
  padding-top: var(--space-2);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: rgba(34,211,238,.95);
  font-weight: 560;
}
.card[aria-disabled="true"]{
  opacity: .75;
}
.card[aria-disabled="true"]:hover{
  transform: none;
  background: rgba(255,255,255,.05);
  border-color: rgba(255,255,255,.10);
}

.about{ display: grid; gap: var(--space-2); } /* legacy: prefer `.grid grid--about` */
.grid--about > :first-child{ grid-column: 1 / -1; }
.grid--about > :last-child{ grid-column: 1 / -1; }
@media (min-width: 900px){
  .grid--about > :first-child{ grid-column: 1 / span 7; }
  .grid--about > :last-child{ grid-column: 8 / span 5; }
}
.panel{
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.05);
  padding: 16px;
}
.panel h3{ margin: 0 0 10px; font-size: 16px; }
.panel ul{ margin: 0; padding-left: 18px; color: var(--muted); }
.panel li{ margin: 6px 0; }
.panel code{
  font-family: var(--mono);
  color: rgba(34,211,238,.95);
}

footer{
  padding: 26px 0 40px;
  color: var(--faint);
  font-size: 13px;
}
.footer-row{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: 14px;
}
.social{
  display: inline-flex;
  gap: 10px;
  align-items: center;
}
.social a{
  padding: 8px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.04);
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}
.social a:hover{
  transform: translateY(-1px);
  background: rgba(255,255,255,.07);
  border-color: rgba(255,255,255,.16);
}

/* Subtle entrance animation (disabled for reduced motion) */
.fade-in{
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 420ms ease, transform 420ms ease;
}
.fade-in.is-visible{
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 900px){
  header.site-header{ position: sticky; }
}