/* =============================================================
   VIRTUAL COUCH — public site design system
   "Late-night couch arcade": PS2 menu × CRT glow × pixel craft
   ============================================================= */

/* ---------- Tokens ---------- */
:root {
  --bg: #12122b;
  --bg-2: #1a1a3a;
  --bg-3: #23234a;
  --ink: #f5ead9;
  --ink-dim: #c9bda8;
  --amber: #ffb454;
  --pink: #ff4fa3;
  --cyan: #46e8e0;
  --green: #6ee7a0;
  --red: #ff6b6b;
  --edge: #0a0a18;
  --couch: #e8503a;
  --font-display: 'Silkscreen', 'Courier New', monospace;
  --font-body: 'Rubik', system-ui, -apple-system, sans-serif;
  --font-term: 'VT323', 'Courier New', monospace;
  --wrap: 1120px;
  --shadow: 6px 6px 0 var(--edge);
  --shadow-sm: 4px 4px 0 var(--edge);
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* CRT scanlines — subtle, motion-safe */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 9000;
  pointer-events: none;
  background: repeating-linear-gradient(
    to bottom,
    transparent 0 3px,
    rgba(0, 0, 0, 0.14) 3px 4px
  );
  opacity: 0.35;
}

img, svg { display: block; max-width: 100%; }

a { color: var(--cyan); text-decoration: none; }
a:hover { color: var(--amber); }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: 0.5px;
  margin: 0 0 0.6em;
}
h1 { font-size: clamp(1.7rem, 4.5vw, 2.9rem); }
h2 { font-size: clamp(1.3rem, 3vw, 1.9rem); }
h3 { font-size: 1.05rem; }

p { margin: 0 0 1em; }

:focus-visible {
  outline: 3px solid var(--cyan);
  outline-offset: 2px;
  border-radius: 2px;
}

.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 20px;
}

.pixel-art { image-rendering: pixelated; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(18, 18, 43, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 3px solid var(--edge);
  box-shadow: 0 3px 0 rgba(255, 180, 84, 0.25);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 18px;
  padding-top: 12px;
  padding-bottom: 12px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--ink);
  white-space: nowrap;
}
.logo:hover { color: var(--amber); }
.logo-mark { width: 34px; height: auto; }

.site-nav {
  display: flex;
  gap: 4px;
  margin-left: auto;
  flex-wrap: wrap;
}
.site-nav a {
  font-family: var(--font-display);
  font-size: 0.68rem;
  text-transform: uppercase;
  color: var(--ink-dim);
  padding: 8px 10px;
  border: 2px solid transparent;
  border-radius: 4px;
}
.site-nav a:hover { color: var(--amber); }
.site-nav a.active {
  color: var(--cyan);
  border-color: var(--bg-3);
  background: var(--bg-2);
}

.nav-toggle {
  display: none;
  margin-left: auto;
  background: var(--bg-2);
  color: var(--ink);
  border: 3px solid var(--edge);
  border-radius: 4px;
  font-size: 1.2rem;
  line-height: 1;
  padding: 6px 12px;
  cursor: pointer;
}

/* ---------- Buttons (cartridge style) ---------- */
.btn {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.8rem;
  text-transform: uppercase;
  color: var(--edge);
  background: var(--amber);
  border: 3px solid var(--edge);
  border-radius: 6px;
  box-shadow: var(--shadow-sm);
  padding: 14px 22px;
  cursor: pointer;
  transition: transform 0.06s ease, box-shadow 0.06s ease;
  white-space: nowrap;
}
.btn:hover { color: var(--edge); filter: brightness(1.08); }
.btn:active {
  transform: translate(3px, 3px);
  box-shadow: 1px 1px 0 var(--edge);
}

.btn-primary { background: var(--amber); }
.btn-ghost {
  background: var(--bg-2);
  color: var(--ink);
}
.btn-ghost:hover { color: var(--amber); }
.btn-cyan { background: var(--cyan); }
.btn-pink { background: var(--pink); color: var(--ink); }

.btn-enter { flex-shrink: 0; font-size: 0.66rem; padding: 12px 16px; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 90px 0 80px;
  overflow: hidden;
  background:
    radial-gradient(ellipse 70% 55% at 70% 30%, rgba(255, 180, 84, 0.10), transparent 60%),
    radial-gradient(ellipse 60% 50% at 20% 80%, rgba(255, 79, 163, 0.07), transparent 60%),
    var(--bg);
}

/* starfield */
.hero::before, .hero-stars::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(2px 2px at 12% 22%, #f5ead9 50%, transparent 51%),
    radial-gradient(2px 2px at 34% 8%,  #46e8e0 50%, transparent 51%),
    radial-gradient(2px 2px at 58% 16%, #ffb454 50%, transparent 51%),
    radial-gradient(2px 2px at 81% 9%,  #f5ead9 50%, transparent 51%),
    radial-gradient(2px 2px at 92% 30%, #ff4fa3 50%, transparent 51%),
    radial-gradient(2px 2px at 7% 58%,  #ffb454 50%, transparent 51%),
    radial-gradient(2px 2px at 45% 42%, #f5ead9 50%, transparent 51%),
    radial-gradient(2px 2px at 70% 55%, #46e8e0 50%, transparent 51%),
    radial-gradient(2px 2px at 25% 78%, #ff4fa3 50%, transparent 51%),
    radial-gradient(2px 2px at 88% 72%, #f5ead9 50%, transparent 51%);
  animation: twinkle 3.4s ease-in-out infinite alternate;
}
@keyframes twinkle {
  from { opacity: 0.45; }
  to   { opacity: 1; }
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
}

.hero h1 {
  font-size: clamp(2.1rem, 6vw, 3.6rem);
  margin-bottom: 0.35em;
  text-shadow: 4px 4px 0 var(--edge);
}
.hero h1 .glow { color: var(--amber); text-shadow: 4px 4px 0 var(--edge), 0 0 22px rgba(255, 180, 84, 0.45); }

.hero-lede {
  font-size: clamp(1.05rem, 2.2vw, 1.3rem);
  color: var(--ink-dim);
  max-width: 34ch;
}
.hero-lede strong { color: var(--ink); }

.hero-cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.hero-art { width: 100%; max-width: 420px; margin: 0 auto; }

/* ---------- Sections ---------- */
.section { padding: 72px 0; }
.section-alt { background: var(--bg-2); border-top: 3px solid var(--edge); border-bottom: 3px solid var(--edge); }

.section-head { text-align: center; max-width: 640px; margin: 0 auto 48px; }
.section-head .kicker {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.66rem;
  text-transform: uppercase;
  color: var(--pink);
  border: 2px solid var(--pink);
  border-radius: 4px;
  padding: 5px 12px;
  margin-bottom: 18px;
  background: rgba(255, 79, 163, 0.08);
}
.section-head p { color: var(--ink-dim); }

/* ---------- Tiles & cards ---------- */
.flow-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  counter-reset: step;
}

.tile {
  position: relative;
  background: var(--bg-2);
  border: 3px solid var(--edge);
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
  padding: 22px;
}
.tile .glyph {
  width: 62px;
  height: 62px;
  display: grid;
  place-items: center;
  font-size: 1.9rem;
  background: var(--bg-3);
  border: 3px solid var(--edge);
  border-radius: 6px;
  margin-bottom: 14px;
}
.tile h3 { margin-bottom: 0.35em; color: var(--amber); }
.tile p { color: var(--ink-dim); margin: 0; font-size: 0.95rem; }
.tile .step-no {
  position: absolute;
  top: -12px;
  right: 14px;
  font-family: var(--font-display);
  font-size: 0.7rem;
  background: var(--pink);
  color: var(--ink);
  border: 3px solid var(--edge);
  border-radius: 4px;
  padding: 3px 9px;
}

.card {
  background: var(--bg-2);
  border: 3px solid var(--edge);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 28px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.card-grid.two { grid-template-columns: repeat(2, 1fr); }

/* ---------- Callout ---------- */
.callout {
  background: var(--bg-2);
  border: 3px solid var(--edge);
  border-left: 10px solid var(--amber);
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
  padding: 26px 28px;
}
.callout.cyan { border-left-color: var(--cyan); }
.callout.pink { border-left-color: var(--pink); }
.callout.green { border-left-color: var(--green); }
.callout p:last-child { margin-bottom: 0; }

.callout.big {
  text-align: center;
  border-left-width: 3px;
  border-top: 10px solid var(--amber);
  padding: 40px 32px;
}
.callout.big p {
  font-family: var(--font-display);
  font-size: clamp(0.95rem, 2.4vw, 1.3rem);
  line-height: 1.6;
}

/* ---------- Terminal diagram ---------- */
.term {
  background: #0a0a18;
  border: 3px solid var(--edge);
  border-radius: 8px;
  box-shadow: var(--shadow-sm), inset 0 0 40px rgba(70, 232, 224, 0.05);
  padding: 26px 28px;
  overflow-x: auto;
}
.term pre {
  margin: 0;
  font-family: var(--font-term);
  font-size: clamp(1.05rem, 2.6vw, 1.4rem);
  line-height: 1.35;
  color: var(--cyan);
  text-shadow: 0 0 8px rgba(70, 232, 224, 0.5);
}
.term pre .dim { color: #6a8f8d; text-shadow: none; }
.term pre .warm { color: var(--amber); text-shadow: 0 0 8px rgba(255, 180, 84, 0.5); }

/* ---------- Grades / chips ---------- */
.chip {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.62rem;
  text-transform: uppercase;
  border: 2px solid var(--edge);
  border-radius: 4px;
  padding: 4px 10px;
  background: var(--bg-3);
}
.chip.green { color: var(--green); border-color: var(--green); }
.chip.amber { color: var(--amber); border-color: var(--amber); }
.chip.red   { color: var(--red);   border-color: var(--red); }
.chip.cyan  { color: var(--cyan);  border-color: var(--cyan); }

/* ---------- Page hero (interior pages) ---------- */
.page-hero {
  padding: 64px 0 40px;
  background:
    radial-gradient(ellipse 60% 60% at 50% 0%, rgba(70, 232, 224, 0.07), transparent 65%),
    var(--bg);
  border-bottom: 3px solid var(--edge);
}
.page-hero .kicker {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.66rem;
  text-transform: uppercase;
  color: var(--pink);
  border: 2px solid var(--pink);
  border-radius: 4px;
  padding: 5px 12px;
  margin-bottom: 18px;
  background: rgba(255, 79, 163, 0.08);
}
.page-hero .lede { font-size: 1.15rem; color: var(--ink-dim); max-width: 60ch; }
.page-hero .lede strong { color: var(--ink); }

.narrow { max-width: 780px; }

/* ---------- Systems strip ---------- */
.sys-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.sys {
  text-align: center;
  background: var(--bg-2);
  border: 3px solid var(--edge);
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
  padding: 24px 16px;
}
.sys svg { width: 110px; height: auto; margin: 0 auto 14px; }
.sys.arcade svg { width: 78px; }
.sys h3 { margin-bottom: 0.2em; }
.sys p { font-size: 0.85rem; color: var(--ink-dim); margin: 0; }

/* ---------- VC Tested cards ---------- */
.tested-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.tested-card {
  background: var(--bg-2);
  border: 3px solid var(--edge);
  border-radius: 8px;
  box-shadow: var(--shadow);
  overflow: hidden;
}
.tested-top {
  background: var(--bg-3);
  border-bottom: 3px solid var(--edge);
  padding: 22px;
  text-align: center;
}
.tested-top svg { width: 120px; height: auto; margin: 0 auto; }
.tested-body { padding: 22px; }
.tested-body h3 { color: var(--amber); margin-bottom: 2px; }
.tested-meta { font-family: var(--font-display); font-size: 0.62rem; text-transform: uppercase; color: var(--ink-dim); margin-bottom: 14px; }
.tested-checks { list-style: none; margin: 0 0 16px; padding: 0; font-size: 0.92rem; }
.tested-checks li { padding: 5px 0; border-bottom: 1px dashed var(--bg-3); }
.tested-checks li:last-child { border-bottom: 0; }
.tested-checks .yes { color: var(--green); }

/* ---------- Milestones ---------- */
.ms-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.ms-list { list-style: none; margin: 0; padding: 0; }
.ms-list li {
  padding: 12px 14px;
  border-bottom: 1px dashed var(--bg-3);
  font-size: 1rem;
}
.ms-list li:last-child { border-bottom: 0; }
.ms-list .done { color: var(--ink); }
.ms-list .done::before { content: '✓'; color: var(--green); font-weight: 700; margin-right: 10px; }
.ms-list .todo { color: var(--ink-dim); }
.ms-list .todo::before { content: '□'; color: var(--amber); margin-right: 10px; }

/* ---------- FAQ ---------- */
.faq details {
  background: var(--bg-2);
  border: 3px solid var(--edge);
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 16px;
}
.faq summary {
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: 0.9rem;
  padding: 20px 24px;
  color: var(--ink);
  position: relative;
}
.faq summary::after {
  content: '▸';
  position: absolute;
  right: 22px;
  color: var(--amber);
  transition: transform 0.15s ease;
}
.faq details[open] summary::after { transform: rotate(90deg); }
.faq details[open] summary { color: var(--amber); }
.faq .faq-a { padding: 0 24px 20px; color: var(--ink-dim); }
.faq .faq-a p:last-child { margin-bottom: 0; }
.faq summary::-webkit-details-marker { display: none; }

/* ---------- Legal / prose ---------- */
.prose { max-width: 780px; }
.prose h2 { color: var(--amber); margin-top: 2em; font-size: 1.15rem; }
.prose h2:first-child { margin-top: 0; }
.prose ul { color: var(--ink-dim); padding-left: 22px; }
.prose li { margin-bottom: 8px; }
.prose p { color: var(--ink-dim); }
.prose strong { color: var(--ink); }
.prose .updated {
  font-family: var(--font-display);
  font-size: 0.62rem;
  text-transform: uppercase;
  color: var(--ink-dim);
  border: 2px dashed var(--bg-3);
  border-radius: 4px;
  display: inline-block;
  padding: 6px 12px;
  margin-bottom: 28px;
}

/* ---------- CTA band ---------- */
.cta-band {
  text-align: center;
  padding: 80px 0;
  background:
    radial-gradient(ellipse 55% 70% at 50% 50%, rgba(255, 180, 84, 0.10), transparent 65%),
    var(--bg);
  border-top: 3px solid var(--edge);
}
.cta-band h2 { font-size: clamp(1.6rem, 4vw, 2.4rem); text-shadow: 4px 4px 0 var(--edge); }
.cta-band .btn { font-size: 1rem; padding: 18px 34px; margin-top: 10px; }
.cta-band .sub { color: var(--ink-dim); margin-top: 18px; font-size: 0.95rem; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--bg-2);
  border-top: 3px solid var(--edge);
  padding: 56px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-logo { font-size: 0.9rem; margin-bottom: 10px; display: inline-flex; }
.footer-brand p { color: var(--ink-dim); font-size: 0.92rem; }
.socials { display: flex; gap: 10px; margin-top: 16px; flex-wrap: wrap; }
.socials a {
  font-family: var(--font-display);
  font-size: 0.6rem;
  text-transform: uppercase;
  color: var(--ink);
  background: var(--bg-3);
  border: 2px solid var(--edge);
  border-radius: 4px;
  padding: 8px 12px;
}
.socials a:hover { color: var(--amber); border-color: var(--amber); }
.socials a.soon { opacity: 0.55; }
.socials a.kofi { padding: 0; border: none; background: transparent; display: inline-flex; align-items: center; }
.socials a.kofi img { display: block; height: 36px; }

.footer-nav h4 {
  font-size: 0.7rem;
  text-transform: uppercase;
  color: var(--pink);
  margin-bottom: 14px;
}
.footer-nav a {
  display: block;
  color: var(--ink-dim);
  font-size: 0.92rem;
  padding: 5px 0;
}
.footer-nav a:hover { color: var(--amber); }

.footer-base {
  border-top: 1px dashed var(--bg-3);
  padding-top: 24px;
  text-align: center;
  font-size: 0.85rem;
  color: var(--ink-dim);
}
.footer-base .fine { font-size: 0.78rem; opacity: 0.75; margin: 0; }

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  transform: translate(-50%, 140%);
  z-index: 9500;
  font-family: var(--font-display);
  font-size: 0.72rem;
  background: var(--bg-3);
  color: var(--ink);
  border: 3px solid var(--amber);
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
  padding: 16px 22px;
  max-width: min(90vw, 460px);
  text-align: center;
  transition: transform 0.25s ease;
}
.toast.show { transform: translate(-50%, 0); }

/* ---------- Utility ---------- */
.center { text-align: center; }
.mt-40 { margin-top: 40px; }
.mb-0 { margin-bottom: 0; }
.lede-center { text-align: center; color: var(--ink-dim); max-width: 620px; margin: 0 auto 40px; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-lede { margin: 0 auto; }
  .hero-cta { justify-content: center; }
  .hero-art { max-width: 340px; }
  .flow-grid, .card-grid, .tested-grid { grid-template-columns: repeat(2, 1fr); }
  .sys-strip { grid-template-columns: repeat(2, 1fr); }
  .ms-grid, .card-grid.two { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .nav-toggle { display: block; }
  .site-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--bg-2);
    border-bottom: 3px solid var(--edge);
    padding: 12px 20px 18px;
    gap: 2px;
  }
  .site-nav.open { display: flex; }
  .site-nav a { font-size: 0.8rem; padding: 12px 10px; }
  .header-inner { position: relative; flex-wrap: wrap; }
  .btn-enter { order: 3; width: 100%; margin-top: 10px; text-align: center; }
  .flow-grid, .card-grid, .tested-grid, .sys-strip { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero { padding: 60px 0; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero::before, .hero-stars::after { animation: none; }
  .btn { transition: none; }
  body::after { display: none; }
}

/* ---------- Pricing ---------- */
.price-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 40px;
}
.price-card { position: relative; overflow: hidden; }
.price-card .price {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 3vw, 1.6rem);
  margin: 6px 0 14px;
}
.price-card .price .per { font-size: 0.6rem; color: var(--ink-dim); }
.price-card .tier-note { color: var(--ink-dim); font-size: 0.92rem; margin-bottom: 16px; }
.price-ribbon {
  position: absolute;
  top: 16px; right: -38px;
  transform: rotate(45deg);
  background: var(--pink);
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 0.5rem;
  letter-spacing: 1px;
  padding: 6px 42px;
  text-align: center;
}
.tier-list { list-style: none; margin: 0 0 18px; padding: 0; font-size: 0.94rem; }
.tier-list li { padding: 7px 0; border-bottom: 1px dashed var(--bg-3); color: var(--ink-dim); }
.tier-list li:last-child { border-bottom: 0; }
.tier-list .yes { color: var(--green); font-weight: 700; margin-right: 8px; }
.tier-list .no { color: var(--red); margin-right: 8px; opacity: 0.8; }
.tier-list strong { color: var(--ink); }

.comp-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-2);
  border: 3px solid var(--edge);
  box-shadow: var(--shadow);
  font-size: 0.95rem;
}
.comp-table th, .comp-table td { padding: 13px 16px; text-align: left; border-bottom: 1px dashed var(--bg-3); }
.comp-table thead th {
  font-family: var(--font-display);
  font-size: 0.72rem;
  text-transform: uppercase;
  color: var(--amber);
  background: var(--bg-3);
  border-bottom: 3px solid var(--edge);
}
.comp-table td.cat { color: var(--ink-dim); }
.comp-table td.yes { color: var(--green); font-weight: 700; }
.comp-table td.no { color: var(--red); opacity: 0.75; }
.comp-table td.plus { color: var(--pink); font-weight: 600; }
.comp-table tr:last-child td { border-bottom: 0; }
.comp-table tbody tr:hover td { background: rgba(70, 232, 224, 0.04); }

.table-wrap { overflow-x: auto; }
.table-note { color: var(--ink-dim); font-size: 0.85rem; margin-top: 14px; }

@media (max-width: 900px) {
  .price-grid { grid-template-columns: 1fr; }
}