/* Literal Ventures — mobile-first, dark, AI-native.
   Type: Space Grotesk (variable) + JetBrains Mono (metadata).
   Fluid sizes via clamp(); 8px spacing scale; touch + reduced-motion aware. */

@font-face {
  font-family: "Space Grotesk";
  src: url("fonts/SpaceGrotesk-var-latin.woff2") format("woff2");
  font-weight: 300 700;
  font-display: swap;
}

@font-face {
  font-family: "JetBrains Mono";
  src: url("fonts/JetBrainsMono-latin.woff2") format("woff2");
  font-weight: 400;
  font-display: swap;
}

:root {
  --bg: #0b0c10;
  --surface: #12141b;
  --surface-2: #171a23;
  --ink: #f2f3f5;
  --muted: #a7adba;
  --faint: #6c7280;
  --line: rgba(255, 255, 255, 0.09);
  --accent-a: #a08cff;
  --accent-b: #66e0ff;
  --grad: linear-gradient(100deg, var(--accent-a), var(--accent-b));
  --sans: "Space Grotesk", -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --measure: 62ch;
  --gutter: clamp(1.125rem, 4vw, 2rem);
  --section-pad: clamp(4rem, 3rem + 6vw, 8.5rem);
  --radius: 0.875rem;
}

* {
  box-sizing: border-box;
  margin: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
  overflow-x: clip;
}

body {
  background: var(--bg);
  color: var(--ink);
  font: 400 1.0625rem/1.65 var(--sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.wrap {
  max-width: 68rem;
  margin: 0 auto;
  padding-inline: max(var(--gutter), env(safe-area-inset-left), env(safe-area-inset-right));
}

a {
  color: var(--ink);
  text-decoration: none;
}

::selection {
  background: var(--accent-a);
  color: #0b0c10;
}

:focus-visible {
  outline: 2px solid var(--accent-b);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  z-index: 100;
  background: var(--ink);
  color: var(--bg);
  padding: 0.75rem 1.25rem;
}

.skip-link:focus {
  left: 0;
}

/* ---------- header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
  padding-top: env(safe-area-inset-top);
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 3.5rem;
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.mark {
  display: grid;
  place-items: center;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 0.45rem;
  font: 700 0.7rem/1 var(--mono);
  color: #0b0c10;
  background: var(--grad);
}

.site-header nav {
  display: flex;
  gap: clamp(0.25rem, 2vw, 1rem);
}

.site-header nav a {
  color: var(--muted);
  font-size: 0.9rem;
  padding: 0.75rem 0.5rem; /* ≥44px tap height with min-height row */
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.site-header nav a:hover,
.site-header nav a:focus-visible {
  color: var(--ink);
}

/* Hamburger toggle — hidden on desktop; also hidden without JS
   (the no-JS fallback lets the nav wrap onto a second row instead). */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  border: 0;
  border-radius: 0.5rem;
  background: transparent;
  cursor: pointer;
}

.nav-toggle-bar {
  display: block;
  height: 2px;
  width: 100%;
  border-radius: 2px;
  background: var(--ink);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-open .nav-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-open .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav-open .nav-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile: collapse the nav behind the hamburger (JS present),
   or let it wrap to a second row (no JS). Either way, no overflow. */
@media (max-width: 40em) {
  .header-row {
    flex-wrap: wrap;
  }

  .site-header nav {
    flex-wrap: wrap;
  }

  .js .nav-toggle {
    display: inline-flex;
  }

  /* Overlay panel below the header bar — opening it must not change the
     header's height, or the page content jumps. */
  .js .site-header nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0 max(var(--gutter), env(safe-area-inset-left), env(safe-area-inset-right)) 0.75rem;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
  }

  .js .site-header.nav-open nav {
    display: flex;
  }

  .js .site-header nav a {
    min-height: 48px;
    padding: 0.75rem 0.25rem;
    font-size: 1rem;
    border-top: 1px solid var(--line);
  }
}

/* Wordmark text yields on very narrow screens */
@media (max-width: 26em) {
  .wordmark-text {
    display: none;
  }
}

/* ---------- hero ---------- */

.hero {
  position: relative;
  overflow: clip;
  padding-block: clamp(5rem, 4rem + 8vw, 11rem) var(--section-pad);
}

.hero-glow {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(38rem 24rem at 82% -10%, rgba(160, 140, 255, 0.14), transparent 65%),
    radial-gradient(30rem 20rem at 8% 110%, rgba(102, 224, 255, 0.08), transparent 65%);
}

.kicker {
  font: 400 0.75rem/1.4 var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--faint);
  margin-bottom: 1.25rem;
}

.ver {
  color: var(--accent-b);
}

h1 {
  font-size: clamp(2.375rem, 1.4rem + 5.2vw, 4.75rem);
  line-height: 1.05;
  font-weight: 600;
  letter-spacing: -0.025em;
  max-width: 18ch;
  text-wrap: balance;
  margin-bottom: 1.5rem;
}

.grad {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lede {
  font-size: clamp(1.125rem, 1rem + 0.7vw, 1.375rem);
  line-height: 1.55;
  color: var(--muted);
  max-width: 44ch;
  margin-bottom: 2.25rem;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.5rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.7rem 1.6rem;
  border: 0;
  border-radius: 999px;
  background: var(--grad);
  color: #0b0c10;
  font: 600 1rem/1 var(--sans);
  cursor: pointer;
  transition: filter 0.15s ease, transform 0.15s ease;
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
  padding: 0.7rem 0.25rem;
  color: var(--muted);
  font-weight: 500;
}

@media (hover: hover) {
  .btn:hover {
    filter: brightness(1.12);
    transform: translateY(-1px);
  }
  .btn-ghost:hover {
    color: var(--ink);
  }
}

/* ---------- sections ---------- */

.section {
  padding-block: var(--section-pad);
  border-top: 1px solid var(--line);
}

h2 {
  font-size: clamp(1.75rem, 1.3rem + 2.2vw, 2.875rem);
  line-height: 1.12;
  font-weight: 600;
  letter-spacing: -0.02em;
  max-width: 24ch;
  text-wrap: balance;
  margin-bottom: 1rem;
}

.section-lede {
  color: var(--muted);
  max-width: var(--measure);
  margin-bottom: 2.5rem;
}

.section-lede .mono-link {
  white-space: nowrap;
}

.mono-link {
  font-family: var(--mono);
  font-size: 0.95em;
  color: var(--accent-b);
  border-bottom: 1px solid color-mix(in srgb, var(--accent-b) 40%, transparent);
  padding-bottom: 1px;
}

@media (hover: hover) {
  .mono-link:hover {
    border-bottom-color: var(--accent-b);
  }
}

/* ---------- thesis ---------- */

.beliefs {
  list-style: none;
  padding: 0;
  margin: 3rem 0 0;
  display: grid;
  gap: 2.5rem;
}

.beliefs li {
  display: grid;
  gap: 0.75rem;
  max-width: var(--measure);
}

.num {
  font: 400 0.8125rem/1 var(--mono);
  color: var(--accent-a);
  letter-spacing: 0.08em;
}

.beliefs h3 {
  font-size: clamp(1.25rem, 1.1rem + 0.8vw, 1.625rem);
  font-weight: 600;
  letter-spacing: -0.015em;
  margin-bottom: 0.5rem;
}

.beliefs p {
  color: var(--muted);
}

@media (min-width: 40em) {
  .beliefs li {
    grid-template-columns: 3.5rem 1fr;
    gap: 0;
  }
  .num {
    padding-top: 0.5rem;
  }
}

.looking {
  margin-top: 3.5rem;
  padding: 1.75rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  max-width: var(--measure);
}

.looking-title {
  font: 400 0.75rem/1.4 var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--faint);
  margin-bottom: 1rem;
}

.looking-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.75rem;
  color: var(--muted);
}

.looking-list li {
  padding-left: 1.4rem;
  position: relative;
}

.looking-list li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--accent-b);
}

.thesis-version {
  margin-top: 2.5rem;
  font: 400 0.8125rem/1.6 var(--mono);
  color: var(--faint);
  max-width: var(--measure);
}

/* ---------- portfolio ---------- */

.cards {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fill, minmax(min(20rem, 100%), 1fr));
}

.card {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
  padding: 1.75rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  transition: border-color 0.15s ease, background 0.15s ease, transform 0.15s ease;
}

@media (hover: hover) {
  a.card:hover {
    border-color: color-mix(in srgb, var(--accent-a) 45%, transparent);
    background: var(--surface-2);
    transform: translateY(-2px);
  }
}

.card h3 {
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: -0.015em;
}

.card-desc {
  color: var(--muted);
  font-size: 0.975rem;
  flex-grow: 1;
}

.card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.card-meta span {
  font: 400 0.6875rem/1 var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--faint);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.375rem 0.7rem;
}

.card-link {
  font: 400 0.8125rem/1 var(--mono);
  color: var(--accent-b);
}

.card-stealth {
  border-style: dashed;
  background: transparent;
}

.card-stealth h3 {
  color: var(--muted);
}

.card-you {
  border-style: dashed;
  background: transparent;
  justify-content: center;
}

@media (hover: hover) {
  a.card-you:hover {
    border-style: solid;
  }
}

/* ---------- about ---------- */

.about-body {
  display: grid;
  gap: 1.25rem;
  max-width: var(--measure);
  color: var(--muted);
  font-size: clamp(1.0625rem, 1rem + 0.4vw, 1.1875rem);
}

.about-body p:first-child {
  color: var(--ink);
}

.about-contact {
  margin-top: 0.5rem;
}

/* ---------- faq ---------- */

.faq-list {
  margin: 0;
  display: grid;
  gap: 2rem;
  max-width: var(--measure);
}

.faq-item dt {
  font-size: clamp(1.125rem, 1.05rem + 0.5vw, 1.375rem);
  font-weight: 600;
  letter-spacing: -0.015em;
  margin-bottom: 0.5rem;
}

.faq-item dd {
  margin: 0;
  color: var(--muted);
}

/* ---------- contact form ---------- */

.pitch-form {
  max-width: 40rem;
  display: grid;
  gap: 1.25rem;
}

.form-grid {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 40em) {
  .form-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.pitch-form label {
  display: grid;
  gap: 0.5rem;
  font-size: 0.9rem;
  font-weight: 500;
}

.pitch-form label em {
  color: var(--faint);
  font-style: normal;
  font-weight: 400;
}

.pitch-form input,
.pitch-form textarea {
  width: 100%;
  min-height: 48px;
  padding: 0.75rem 1rem;
  border: 1px solid var(--line);
  border-radius: 0.625rem;
  background: var(--surface);
  color: var(--ink);
  font: 400 1rem/1.5 var(--sans);
  transition: border-color 0.15s ease;
}

.pitch-form textarea {
  resize: vertical;
}

.pitch-form input:focus,
.pitch-form textarea:focus {
  outline: none;
  border-color: var(--accent-a);
}

.pitch-form .btn {
  justify-self: start;
}

.form-status {
  font: 400 0.85rem/1.5 var(--mono);
  color: var(--accent-b);
  min-height: 1.5em;
}

/* ---------- footer ---------- */

.site-footer {
  border-top: 1px solid var(--line);
  padding-block: 3rem calc(3.5rem + env(safe-area-inset-bottom));
  color: var(--muted);
  font-size: 0.95rem;
}

.fine {
  margin-top: 0.625rem;
  font-size: 0.8125rem;
  color: var(--faint);
}

.colophon {
  font-family: var(--mono);
  font-size: 0.75rem;
}

/* ---------- touch adaptation ---------- */

@media (pointer: coarse) {
  .site-header nav a {
    padding-inline: 0.7rem;
  }
}

/* ---------- reveal animation (JS-gated; visible without JS) ---------- */

.js .reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.js .reveal.in {
  opacity: 1;
  transform: none;
}

.js .d1 { transition-delay: 0.08s; }
.js .d2 { transition-delay: 0.16s; }
.js .d3 { transition-delay: 0.24s; }

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .js .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .btn,
  .card {
    transition: none;
  }
}