/* TextMatchCut — landing page styles
   Tokens & layout per brand spec §2 and §3. */

/* ── Reset ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
img, svg, video { display: block; max-width: 100%; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
a { color: inherit; text-decoration: none; }

/* ── Brand tokens ──────────────────────────────────────── */
:root {
  --ink:       #0A0A0A;
  --paper:     #FAFAF7;
  --highlight: #FFE600;
  --rule:      #1A1A1A;
  --mute:      #6B6B66;
  --card:      #FFFFFF;
  --success:   #0F8A4F;
  --danger:    #C53030;

  --radius:  12px;
  --radius-sm: 8px;
  --radius-lg: 16px;

  --easing: cubic-bezier(0.2, 0.9, 0.2, 1);
  --t-ui:   220ms;
  --t-hero: 480ms;

  --content-max: 1200px;
  --hero-max:    880px;
}

/* ── Base typography ───────────────────────────────────── */
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--ink);
  background: var(--paper);
}

h1, h2, h3, h4 { color: var(--ink); }
p { color: var(--ink); }

/* Display / H1 — Instrument Serif */
.h1 {
  font-family: 'Instrument Serif', 'Times New Roman', serif;
  font-weight: 400;
  font-size: clamp(2.5rem, 8vw, 4.5rem);
  line-height: 0.95;
  letter-spacing: -0.03em;
}

/* H2 / section headers */
.h2 {
  font-family: 'Instrument Serif', 'Times New Roman', serif;
  font-weight: 400;
  font-size: clamp(2rem, 5vw, 2.5rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.h3 {
  font-weight: 600;
  font-size: 1.5rem;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

.subhead {
  color: var(--mute);
  font-weight: 500;
  font-size: 1.125rem;
  line-height: 1.5;
}

.eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mute);
}

.mono {
  font-family: 'JetBrains Mono', ui-monospace, 'SF Mono', monospace;
  font-feature-settings: 'tnum';
}

/* ── Utilities ─────────────────────────────────────────── */
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.container {
  width: 100%;
  max-width: var(--content-max);
  margin-inline: auto;
  padding-inline: clamp(20px, 4vw, 40px);
}
.hidden { display: none !important; }
:focus-visible {
  outline: 3px solid var(--highlight);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ── Skip link ─────────────────────────────────────────── */
.skip {
  position: absolute; top: -100px; left: 16px;
  background: var(--ink); color: var(--paper);
  padding: 10px 14px; border-radius: var(--radius-sm);
  font-weight: 600; font-size: 0.875rem;
  transition: top 150ms var(--easing);
  z-index: 1000;
}
.skip:focus { top: 12px; }

/* ── Nav ───────────────────────────────────────────────── */
.nav {
  position: sticky; top: 0; z-index: 50;
  height: 64px;
  background: rgba(250, 250, 247, 0.78);
  backdrop-filter: saturate(160%) blur(10px);
  -webkit-backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid rgba(26, 26, 26, 0.08);
}
.nav-inner {
  height: 100%;
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px;
}
.logo {
  font-family: 'Instrument Serif', 'Times New Roman', serif;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--ink);
  letter-spacing: -0.01em;
  white-space: nowrap;
  display: inline-flex;
  align-items: baseline;
}
.logo-cut {
  /* hairline gap separating the word `Cut` */
  margin-left: 2px;
  position: relative;
}
.logo-cut::before {
  content: '';
  position: absolute;
  inset-block: 4% 14%;
  left: -2px;
  width: 1px;
  background: var(--ink);
}

.nav-links {
  display: flex; gap: 28px; align-items: center;
  font-size: 0.9375rem; font-weight: 500;
  color: var(--mute);
}
.nav-links a { transition: color 150ms var(--easing); }
.nav-links a:hover { color: var(--ink); }

@media (max-width: 640px) {
  .nav-links a.nav-secondary { display: none; }
}

/* ── Hero ──────────────────────────────────────────────── */
.hero {
  padding: clamp(48px, 10vw, 96px) 0 clamp(48px, 8vw, 80px);
}
.hero-inner {
  max-width: var(--hero-max);
  margin-inline: auto;
  text-align: left;
}
.hero h1 { margin-bottom: 1.25rem; }

/* The signature highlight on "match cut" — yellow draw-in on load. */
.match-cut-accent {
  position: relative;
  background-image: linear-gradient(
    transparent 65%,
    var(--highlight) 65%,
    var(--highlight) 92%,
    transparent 92%
  );
  background-repeat: no-repeat;
  background-size: 0% 100%;
  animation: highlight-draw 600ms var(--easing) 220ms forwards;
  padding-inline: 0.05em;
}
@keyframes highlight-draw { to { background-size: 100% 100%; } }
@media (prefers-reduced-motion: reduce) {
  .match-cut-accent { animation: none; background-size: 100% 100%; }
}

.hero .subhead { margin-bottom: 2rem; max-width: 30em; }

/* ── Hero form (textbox + CTA) ─────────────────────────── */
.hero-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
  width: 100%;
  max-width: 560px;
}

.input-shell {
  position: relative;
  width: 100%;
}
.hero-input {
  display: block;
  width: 100%;
  height: 56px;
  padding: 0 96px 0 20px;
  background: var(--card);
  border: 1.5px solid var(--rule);
  border-radius: var(--radius);
  font: 500 1.0625rem 'Inter', system-ui, sans-serif;
  color: var(--ink);
  caret-color: var(--ink);
  transition: border-color 150ms var(--easing), box-shadow 150ms var(--easing);
  appearance: none;
  -webkit-appearance: none;
}
.hero-input::placeholder { color: #a5a39c; }
.hero-input:focus {
  outline: none;
  border-color: var(--highlight);
  box-shadow: 0 0 0 4px rgba(255, 230, 0, 0.20);
}

.input-hint {
  position: absolute; right: 14px; top: 50%;
  transform: translateY(-50%);
  color: var(--mute);
  font-size: 0.75rem; font-weight: 500;
  pointer-events: none;
  display: inline-flex; align-items: center; gap: 6px;
  transition: opacity 120ms var(--easing);
}
.input-hint kbd {
  font: inherit;
  background: rgba(26,26,26,0.06);
  border: 1px solid rgba(26,26,26,0.10);
  border-radius: 4px;
  padding: 1px 6px;
  line-height: 1.2;
}
.hero-input:focus ~ .input-hint,
.hero-input:not(:placeholder-shown) ~ .input-hint { opacity: 0; }

.char-count {
  position: absolute; right: 4px; bottom: -22px;
  font-size: 0.75rem; color: var(--mute);
  font-weight: 500;
  font-feature-settings: 'tnum';
}
.char-count.low { color: var(--danger); }

.cta {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 10px;
  height: 56px;
  min-width: 220px;
  padding: 0 28px;
  background: var(--ink);
  color: var(--paper);
  border-radius: var(--radius);
  font: 600 1.0625rem 'Inter', system-ui, sans-serif;
  letter-spacing: -0.005em;
  transition: transform 120ms var(--easing),
              box-shadow 220ms var(--easing),
              background 150ms var(--easing);
  align-self: flex-start;
}
.cta:hover:not(:disabled) {
  background: #161616;
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(0,0,0,0.14);
}
.cta:active:not(:disabled) { transform: translateY(0); box-shadow: 0 2px 6px rgba(0,0,0,0.10); }
.cta:disabled { background: var(--mute); cursor: not-allowed; opacity: 0.85; }
.cta .arrow { transition: transform 200ms var(--easing); }
.cta:hover:not(:disabled) .arrow { transform: translateX(3px); }
.cta .spinner {
  width: 16px; height: 16px;
  border: 2px solid rgba(250,250,247,0.35);
  border-top-color: var(--paper);
  border-radius: 50%;
  animation: spin 700ms linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.social-proof {
  margin-top: 1.75rem;
  font-size: 0.8125rem;
  color: var(--mute);
  display: inline-flex; align-items: center; gap: 8px;
}
.social-proof .pulse {
  display: inline-block;
  width: 6px; height: 6px;
  background: var(--success);
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(15, 138, 79, 0.6);
  animation: pulse 2.4s ease-out infinite;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(15,138,79,0.55); }
  70%  { box-shadow: 0 0 0 10px rgba(15,138,79,0); }
  100% { box-shadow: 0 0 0 0 rgba(15,138,79,0); }
}
@media (prefers-reduced-motion: reduce) {
  .social-proof .pulse { animation: none; }
}

/* ── Editor reveal panel ───────────────────────────────── */
.editor {
  margin-top: clamp(40px, 5vw, 56px);
  max-width: 560px;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 480ms var(--easing), opacity 320ms ease 60ms;
}
.editor.visible { max-height: 2400px; opacity: 1; }

.editor-inner {
  display: flex; flex-direction: column; gap: 28px;
  padding-top: 8px;
}

.field { display: flex; flex-direction: column; gap: 10px; }
.field-label {
  font-size: 0.72rem; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--mute);
}

/* aspect ratio toggle */
.ratio-group {
  display: flex; gap: 4px;
  background: rgba(26,26,26,0.05);
  border-radius: var(--radius-sm);
  padding: 4px;
}
.ratio-btn {
  flex: 1; padding: 9px 0;
  border-radius: 6px;
  font: 500 0.875rem 'Inter', system-ui, sans-serif;
  color: var(--mute);
  transition: background 150ms var(--easing), color 150ms var(--easing), box-shadow 150ms var(--easing);
}
.ratio-btn:hover { color: var(--ink); }
.ratio-btn.active {
  background: var(--card);
  color: var(--ink);
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

/* sound row */
.sound-row { display: flex; gap: 10px; }
.select-wrap { position: relative; flex: 1; }
.select-wrap::after {
  content: ''; position: absolute; right: 14px; top: 50%;
  transform: translateY(-50%);
  width: 10px; height: 6px; pointer-events: none;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%236b6b66'/%3E%3C/svg%3E") no-repeat center/contain;
}
.select {
  width: 100%;
  height: 44px;
  padding: 0 36px 0 14px;
  background: var(--card);
  border: 1.5px solid rgba(26,26,26,0.12);
  border-radius: var(--radius-sm);
  font: 500 0.9375rem 'Inter', system-ui, sans-serif;
  color: var(--ink);
  appearance: none; -webkit-appearance: none;
  transition: border-color 150ms var(--easing);
}
.select:focus { outline: none; border-color: var(--ink); }
.icon-btn {
  width: 44px; height: 44px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--card);
  border: 1.5px solid rgba(26,26,26,0.12);
  border-radius: var(--radius-sm);
  color: var(--mute);
  transition: border-color 150ms, color 150ms, background 150ms;
}
.icon-btn:hover { border-color: var(--ink); color: var(--ink); background: rgba(26,26,26,0.03); }

/* advanced toggle */
.adv-toggle {
  align-self: flex-start;
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.72rem; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--mute);
  transition: color 150ms var(--easing);
}
.adv-toggle:hover { color: var(--ink); }
.adv-toggle .chev {
  width: 9px; height: 6px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 9 6'%3E%3Cpath d='M0 0l4.5 6L9 0z' fill='%236b6b66'/%3E%3C/svg%3E") no-repeat center/contain;
  transition: transform 220ms var(--easing);
}
.adv-toggle.open .chev { transform: rotate(180deg); }

#advanced {
  max-height: 0; overflow: hidden; opacity: 0;
  transition: max-height 380ms var(--easing), opacity 280ms ease 40ms;
}
#advanced.visible { max-height: 600px; opacity: 1; }
.adv-inner { padding-top: 18px; display: flex; flex-direction: column; gap: 22px; }

/* sliders */
.slider-row { display: flex; align-items: center; gap: 14px; }
input[type="range"] {
  flex: 1;
  -webkit-appearance: none; appearance: none;
  height: 3px; background: rgba(26,26,26,0.15);
  border-radius: 2px; outline: none; cursor: pointer;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px; height: 16px;
  background: var(--ink); border-radius: 50%;
  cursor: pointer; transition: transform 120ms var(--easing);
}
input[type="range"]::-webkit-slider-thumb:hover { transform: scale(1.18); }
input[type="range"]::-moz-range-thumb {
  width: 16px; height: 16px; border: 0;
  background: var(--ink); border-radius: 50%; cursor: pointer;
}
.slider-readout {
  display: inline-flex; align-items: baseline; gap: 4px;
  min-width: 5ch;
}
.slider-readout .val { font: 600 0.875rem 'Inter', sans-serif; color: var(--ink); }
.slider-readout .unit { font-size: 0.72rem; color: var(--mute); }

/* progress / result / error */
#progress {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 16px;
  background: var(--card);
  border: 1px solid rgba(26,26,26,0.10);
  border-radius: var(--radius-sm);
  color: var(--mute);
  font-size: 0.875rem;
}
.progress-bar {
  flex: 1; height: 4px; border-radius: 2px;
  background: rgba(26,26,26,0.08);
  overflow: hidden;
}
.progress-bar > i {
  display: block; height: 100%;
  background: var(--ink);
  width: 0%;
  transition: width 120ms linear;
}

#error {
  color: var(--danger);
  font-size: 0.875rem;
  padding: 12px 14px;
  background: rgba(197, 48, 48, 0.06);
  border-radius: var(--radius-sm);
}

#result { display: flex; flex-direction: column; gap: 10px; }
#preview {
  width: 100%;
  border-radius: var(--radius);
  background: #000;
  border: 1px solid rgba(26,26,26,0.10);
}
#downloadBtn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px;
  height: 48px;
  background: var(--card);
  color: var(--ink);
  border: 1.5px solid var(--rule);
  border-radius: var(--radius);
  font: 600 0.9375rem 'Inter', sans-serif;
  transition: background 150ms var(--easing), transform 100ms var(--easing);
}
#downloadBtn:hover { background: rgba(26,26,26,0.04); }
#downloadBtn:active { transform: translateY(1px); }

.field-hint {
  font-size: 0.75rem;
  color: var(--mute);
  margin-top: 4px;
}

.regen-row { display: flex; gap: 10px; flex-wrap: wrap; }
.regen-btn {
  height: 48px;
  padding: 0 22px;
  background: var(--ink);
  color: var(--paper);
  border-radius: var(--radius);
  font: 600 0.9375rem 'Inter', sans-serif;
  display: inline-flex; align-items: center; gap: 8px;
  transition: background 150ms var(--easing);
}
.regen-btn:hover:not(:disabled) { background: #161616; }
.regen-btn:disabled { background: var(--mute); cursor: not-allowed; }

/* ── Section scaffolding ───────────────────────────────── */
.section {
  padding: clamp(64px, 10vw, 120px) 0;
  border-top: 1px solid rgba(26,26,26,0.08);
}
.section-head {
  display: flex; flex-direction: column; gap: 8px;
  margin-bottom: clamp(32px, 5vw, 56px);
  max-width: 720px;
}
.section-head .eyebrow + .h2 { margin-top: 4px; }
.section-head p {
  color: var(--mute);
  font-size: 1.0625rem;
  max-width: 56ch;
}

/* ── Examples grid ─────────────────────────────────────── */
.examples-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.example-card {
  display: flex; flex-direction: column;
  gap: 14px;
  padding: 20px;
  background: var(--card);
  border: 1px solid rgba(26,26,26,0.08);
  border-radius: var(--radius-lg);
  transition: transform 220ms var(--easing), box-shadow 220ms var(--easing), border-color 220ms;
}
.example-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(0,0,0,0.08);
  border-color: rgba(26,26,26,0.18);
}
.example-prompt {
  font-family: 'Instrument Serif', 'Times New Roman', serif;
  font-size: 1.375rem;
  line-height: 1.25;
  letter-spacing: -0.01em;
}
.example-prompt mark {
  background-image: linear-gradient(transparent 60%, var(--highlight) 60%, var(--highlight) 92%, transparent 92%);
  background-repeat: no-repeat;
  color: inherit;
  padding-inline: 0.05em;
}
.example-media {
  position: relative;
  aspect-ratio: 1 / 1;
  background: #0e0e0e;
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
}
/* Subtle play hint that fades when the card is engaged. */
.example-media::after {
  content: '';
  position: absolute;
  right: 12px; bottom: 12px;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: rgba(10, 10, 10, 0.75);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23FAFAF7'%3E%3Cpath d='M8 5v14l11-7z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: 55% 50%;
  background-size: 18px 18px;
  pointer-events: none;
  opacity: 1;
  transition: opacity 180ms var(--easing);
}
.example-card:hover .example-media::after,
.example-card:focus-within .example-media::after {
  opacity: 0;
}
.example-media video,
.example-media .placeholder {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
}
.example-media video {
  object-fit: contain;
  background: #0e0e0e;
}
.example-media video:not([src]),
.example-media.no-video video { display: none; }
.example-media .placeholder { z-index: 0; }
.example-media video { z-index: 1; }
.example-media .placeholder {
  display: flex; align-items: center; justify-content: center;
  color: rgba(250,250,247,0.4);
  font: 500 0.75rem 'JetBrains Mono', monospace;
  letter-spacing: 0.08em; text-transform: uppercase;
  background:
    repeating-linear-gradient(135deg,
      rgba(255,255,255,0.02) 0 12px,
      rgba(255,255,255,0.05) 12px 13px);
}
.example-try {
  align-self: flex-start;
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 0.875rem; font-weight: 600;
  color: var(--ink);
  padding: 6px 0;
  border-bottom: 1.5px solid transparent;
  transition: border-color 150ms;
}
.example-try:hover { border-bottom-color: var(--ink); }

@media (max-width: 960px) {
  .examples-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .examples-grid { grid-template-columns: 1fr; }
}

/* ── How it works ──────────────────────────────────────── */
.steps {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  counter-reset: step;
}
.step {
  display: flex; flex-direction: column; gap: 12px;
  border-top: 1px solid var(--rule);
  padding-top: 22px;
}
.step-num {
  font-family: 'Instrument Serif', 'Times New Roman', serif;
  font-size: clamp(2.75rem, 5vw, 3.5rem);
  line-height: 0.9;
  color: var(--ink);
  letter-spacing: -0.03em;
}
.step h3 {
  font-weight: 600; font-size: 1.25rem;
  letter-spacing: -0.01em;
}
.step p { color: var(--mute); font-size: 1rem; }
@media (max-width: 800px) {
  .steps { grid-template-columns: 1fr; gap: 24px; }
}

/* ── Platforms ─────────────────────────────────────────── */
.platforms-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.platform-card {
  display: flex; flex-direction: column;
  gap: 8px;
  padding: 28px;
  background: var(--card);
  border: 1px solid rgba(26,26,26,0.08);
  border-radius: var(--radius-lg);
  transition: border-color 220ms var(--easing), transform 220ms var(--easing);
  position: relative;
}
.platform-card:hover {
  border-color: var(--rule);
  transform: translateY(-2px);
}
.platform-meta {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.75rem; font-weight: 600;
  letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--mute);
}
.platform-name {
  font-family: 'Instrument Serif', 'Times New Roman', serif;
  font-size: 1.75rem; line-height: 1.05;
  letter-spacing: -0.02em;
}
.platform-card p { color: var(--mute); font-size: 0.9375rem; margin-top: 4px; }
.platform-action {
  margin-top: 12px;
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 0.875rem; font-weight: 600;
  color: var(--ink);
  padding: 6px 0;
  border-bottom: 1.5px solid transparent;
  transition: border-color 150ms;
  align-self: flex-start;
}
.platform-action:hover { border-bottom-color: var(--ink); }
@media (max-width: 760px) {
  .platforms-grid { grid-template-columns: 1fr; }
}

/* ── Comparison table ──────────────────────────────────── */
.compare {
  width: 100%;
  border-collapse: collapse;
  background: var(--card);
  border: 1px solid rgba(26,26,26,0.10);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.compare th, .compare td {
  text-align: left;
  padding: 16px 20px;
  font-size: 0.9375rem;
  border-bottom: 1px solid rgba(26,26,26,0.08);
}
.compare thead th {
  background: rgba(26,26,26,0.03);
  font-weight: 600;
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--mute);
}
.compare thead th.us {
  color: var(--ink);
  background: var(--highlight);
}
.compare td.us { font-weight: 600; }
.compare tr:last-child td { border-bottom: 0; }
.compare tbody th {
  font-weight: 500; color: var(--mute);
  background: rgba(26,26,26,0.02);
  font-size: 0.875rem;
}
.compare-wrap { overflow-x: auto; }
.footnote {
  margin-top: 14px;
  font-size: 0.8125rem;
  color: var(--mute);
}

/* ── FAQ ───────────────────────────────────────────────── */
.faq-list {
  display: flex; flex-direction: column;
  border-top: 1px solid rgba(26,26,26,0.12);
}
.faq-item { border-bottom: 1px solid rgba(26,26,26,0.12); }
.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 22px 0;
  display: flex; justify-content: space-between; align-items: center;
  gap: 16px;
  font-weight: 600;
  font-size: 1.0625rem;
  transition: color 150ms;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  font-family: 'Instrument Serif', serif;
  font-size: 1.75rem; line-height: 1;
  color: var(--mute);
  transition: transform 220ms var(--easing), color 150ms;
}
.faq-item[open] summary::after { content: '–'; color: var(--ink); }
.faq-item summary:hover { color: var(--ink); }
.faq-answer {
  padding: 0 0 22px;
  color: var(--mute);
  font-size: 1rem;
  max-width: 64ch;
}

/* ── Final CTA ─────────────────────────────────────────── */
.final-cta {
  background: var(--ink);
  color: var(--paper);
  text-align: center;
  padding: clamp(72px, 12vw, 128px) 0;
}
.final-cta h2 {
  font-family: 'Instrument Serif', 'Times New Roman', serif;
  font-weight: 400;
  color: var(--paper);
  font-size: clamp(2rem, 5.5vw, 3.25rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  max-width: 18ch;
  margin: 0 auto 28px;
}
.final-cta .cta {
  background: var(--paper);
  color: var(--ink);
}
.final-cta .cta:hover:not(:disabled) {
  background: var(--highlight);
  color: var(--ink);
  box-shadow: 0 6px 20px rgba(255,230,0,0.20);
}

/* ── Footer ────────────────────────────────────────────── */
.footer {
  padding: 56px 0 32px;
  background: var(--paper);
  border-top: 1px solid rgba(26,26,26,0.10);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 40px;
}
.footer-brand .logo { font-size: 1.75rem; }
.footer-tagline {
  margin-top: 10px;
  color: var(--mute); font-size: 0.9375rem;
  max-width: 28ch;
}
.footer h4 {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--mute);
  margin-bottom: 14px;
}
.footer ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer li a {
  color: var(--ink);
  font-size: 0.9375rem;
  transition: color 150ms;
}
.footer li a:hover { color: var(--mute); }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  gap: 16px; flex-wrap: wrap;
  padding-top: 24px;
  border-top: 1px solid rgba(26,26,26,0.08);
  color: var(--mute);
  font-size: 0.8125rem;
}
.footer-bottom .socials { display: flex; gap: 14px; }
.footer-bottom .socials a { transition: color 150ms; }
.footer-bottom .socials a:hover { color: var(--ink); }
/* codedash credit treatment */
.footer-made-by .made-by-link {
  display: inline-flex; flex-direction: column;
  gap: 4px;
  padding: 12px 14px;
  border: 1px solid rgba(26,26,26,0.12);
  border-radius: var(--radius-sm);
  background: var(--card);
  transition: border-color 150ms var(--easing),
              transform 150ms var(--easing),
              box-shadow 220ms var(--easing);
  color: var(--ink);
}
.footer-made-by .made-by-link:hover {
  border-color: var(--ink);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(0,0,0,0.06);
  color: var(--ink);
}
.made-by-name {
  font-family: 'Instrument Serif', 'Times New Roman', serif;
  font-size: 1.25rem;
  letter-spacing: -0.01em;
  line-height: 1;
}
.made-by-tag {
  font-size: 0.75rem;
  color: var(--mute);
  letter-spacing: 0.01em;
}
.footer-bottom a {
  color: var(--ink);
  border-bottom: 1.5px solid transparent;
  transition: border-color 150ms;
}
.footer-bottom a:hover { border-bottom-color: var(--ink); }

@media (max-width: 760px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-made-by { grid-column: 1 / -1; }
  .footer-made-by .made-by-link { display: inline-flex; }
}

/* ── Long-form article (SEO pages) ─────────────────────── */
.article {
  padding: clamp(48px, 8vw, 96px) 0 clamp(64px, 10vw, 120px);
}
.article-head {
  max-width: 760px;
  margin: 0 auto clamp(40px, 6vw, 64px);
}
.article-head .eyebrow + .h1 { margin-top: 14px; }
.article-head .h1 {
  font-family: 'Instrument Serif', 'Times New Roman', serif;
  font-weight: 400;
  font-size: clamp(2.25rem, 6.5vw, 4rem);
  line-height: 1.0;
  letter-spacing: -0.025em;
}
.article-head .lede {
  margin-top: 20px;
  font-size: 1.25rem;
  line-height: 1.45;
  color: var(--mute);
  max-width: 56ch;
}
.article-meta {
  margin-top: 22px;
  display: flex; gap: 16px;
  font-size: 0.8125rem;
  color: var(--mute);
}
.article-meta time { font-family: 'JetBrains Mono', monospace; }

.prose {
  max-width: 680px;
  margin: 0 auto;
  font-size: 1.125rem;
  line-height: 1.65;
  color: var(--ink);
}
.prose > * + * { margin-top: 1.1em; }
.prose h2 {
  font-family: 'Instrument Serif', 'Times New Roman', serif;
  font-weight: 400;
  font-size: clamp(1.75rem, 3.4vw, 2.25rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-top: 2.4em;
}
.prose h2 + p { margin-top: 0.7em; }
.prose h3 {
  font-weight: 600; font-size: 1.25rem; line-height: 1.3;
  margin-top: 2em;
  letter-spacing: -0.01em;
}
.prose h3 + p { margin-top: 0.4em; }
.prose p { color: var(--ink); }
.prose a {
  color: var(--ink);
  border-bottom: 1.5px solid var(--ink);
  transition: color 150ms, border-color 150ms, background 150ms;
  padding-bottom: 1px;
}
.prose a:hover {
  background: var(--highlight);
  border-bottom-color: var(--highlight);
}
.prose ul, .prose ol {
  padding-left: 1.5em;
}
.prose li { margin-top: 0.35em; }
.prose li::marker { color: var(--mute); }
.prose mark {
  background-image: linear-gradient(transparent 60%, var(--highlight) 60%, var(--highlight) 92%, transparent 92%);
  background-repeat: no-repeat;
  color: inherit;
  padding-inline: 0.05em;
}
.prose blockquote {
  border-left: 2px solid var(--ink);
  margin-left: -2em;
  padding-left: calc(2em - 2px);
  font-family: 'Instrument Serif', 'Times New Roman', serif;
  font-style: italic;
  font-size: 1.5rem;
  line-height: 1.3;
  color: var(--ink);
}
.prose blockquote cite {
  display: block;
  margin-top: 12px;
  font-family: 'Inter', sans-serif;
  font-style: normal;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--mute);
}
.prose .callout {
  margin-top: 2em;
  padding: 22px 24px;
  background: var(--card);
  border: 1px solid rgba(26,26,26,0.10);
  border-left: 3px solid var(--ink);
  border-radius: var(--radius-sm);
  font-size: 1rem;
}
.prose .callout p { margin-top: 0; }

.cta-inline {
  display: inline-flex; align-items: center; gap: 8px;
  margin-top: 2em;
  padding: 14px 22px;
  background: var(--ink);
  color: var(--paper) !important;
  border-radius: var(--radius);
  font: 600 0.9375rem 'Inter', sans-serif;
  border-bottom: 0 !important;
  transition: background 150ms;
}
.cta-inline:hover { background: #161616; }
.cta-inline:hover .arrow { transform: translateX(3px); }
.cta-inline .arrow { transition: transform 200ms var(--easing); }

@media (max-width: 640px) {
  .prose blockquote { margin-left: 0; padding-left: 1em; }
}

/* ── Sticky mobile CTA ─────────────────────────────────── */
.sticky-cta {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  padding: 12px 16px calc(12px + env(safe-area-inset-bottom));
  background: rgba(250, 250, 247, 0.92);
  backdrop-filter: blur(10px);
  border-top: 1px solid rgba(26,26,26,0.10);
  z-index: 40;
  transform: translateY(110%);
  transition: transform 280ms var(--easing);
  display: none;
}
.sticky-cta.visible { transform: translateY(0); }
.sticky-cta .cta { width: 100%; min-width: 0; }
@media (max-width: 768px) {
  .sticky-cta { display: block; }
}
@media (prefers-reduced-motion: reduce) {
  .sticky-cta { transition: none; }
}