:root {
  --stage-black: #070707;
  --stage-panel: #111111;
  --stage-raised: #181818;
  --stage-white: #f7f5ef;
  --stage-muted: #a4a29c;
  --stage-dim: #777771;
  --stage-line: rgba(247, 245, 239, 0.14);
  --signal-coral: #ff624d;
  --signal-coral-dark: #d94131;
  --signal-lime: #d8ff63;
  --paper: #eeeae1;
  --ink: #070707;
  --shell: min(1320px, calc(100% - 80px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--stage-white);
  background: var(--stage-black);
  font-family: Inter, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
}
button, input, textarea { font: inherit; }
button, a, label, summary { -webkit-tap-highlight-color: transparent; }
a { color: inherit; }
img, video, svg { display: block; max-width: 100%; }
[hidden] { display: none !important; }
::selection { color: var(--ink); background: var(--signal-lime); }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 100;
  padding: 10px 14px;
  color: var(--ink);
  background: var(--signal-lime);
  transform: translateY(-160%);
}
.skip-link:focus { transform: translateY(0); }
:focus-visible { outline: 3px solid var(--signal-lime); outline-offset: 3px; }
.section-shell { width: var(--shell); margin-inline: auto; }

.launch-strip {
  min-height: 28px;
  padding: 7px 20px 6px;
  color: var(--ink);
  background: var(--signal-lime);
  border-bottom: 1px solid var(--ink);
  text-align: center;
  font-size: 10px;
  font-weight: 900;
  line-height: 1.4;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.site-header {
  position: relative;
  z-index: 30;
  width: var(--shell);
  min-height: 76px;
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 32px;
}
.brand {
  width: max-content;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--stage-white);
  font-size: 21px;
  font-weight: 900;
  letter-spacing: -0.05em;
  text-decoration: none;
}
.brand img { width: 34px; height: 34px; border-radius: 8px; }
.site-nav { display: flex; align-items: center; gap: 36px; }
.site-nav a,
.header-link {
  color: var(--stage-muted);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-decoration: none;
  text-transform: uppercase;
  transition: color 180ms ease;
}
.site-nav a:hover, .header-link:hover { color: var(--stage-white); }
.header-link { justify-self: end; display: inline-flex; align-items: center; gap: 11px; color: var(--stage-white); }
.header-link span {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(247, 245, 239, 0.2);
  border-radius: 50%;
  transition: color 180ms ease, background 180ms ease, border-color 180ms ease;
}
.header-link:hover span { color: var(--ink); background: var(--signal-coral); border-color: var(--signal-coral); }

.hero-stage {
  position: relative;
  min-height: 820px;
  overflow: hidden;
  border-top: 1px solid var(--stage-line);
  border-bottom: 1px solid var(--stage-line);
  background-color: var(--stage-black);
  background-image:
    linear-gradient(rgba(247, 245, 239, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(247, 245, 239, 0.035) 1px, transparent 1px);
  background-size: 80px 80px;
}
.hero-art-layer { position: absolute; inset: 0; pointer-events: none; }
.hero-art-layer img {
  position: absolute;
  inset-block: 0;
  left: 15%;
  width: 61%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.82;
  filter: saturate(0.9) contrast(1.05);
}
.hero-art-layer::before {
  content: "";
  position: absolute;
  z-index: 1;
  inset: 0;
  background:
    linear-gradient(90deg, var(--stage-black) 0%, rgba(7, 7, 7, 0.76) 35%, rgba(7, 7, 7, 0.08) 74%, var(--stage-black) 92%),
    linear-gradient(0deg, var(--stage-black) 0%, transparent 44%);
}
.hero-art-layer::after {
  content: "";
  position: absolute;
  z-index: 2;
  inset: 0;
  opacity: 0.055;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.hero {
  position: relative;
  z-index: 3;
  min-height: 820px;
  padding-block: 54px;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  align-items: center;
  gap: 28px;
}
.hero-copy {
  grid-column: span 7;
  min-width: 0;
  min-height: 710px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-right: 16px;
}
.eyebrow,
.section-label,
.generator-kicker,
.feature-kicker {
  margin: 0;
  color: var(--signal-lime);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.eyebrow { display: flex; align-items: center; gap: 13px; margin-bottom: 32px; }
.eyebrow span { width: 8px; height: 8px; border-radius: 50%; background: currentColor; box-shadow: 0 0 18px currentColor; }
h1, h2, h3, p { overflow-wrap: break-word; }
h1,
.section-heading h2,
.feature-intro h2,
.use-case-heading h2,
.faq-heading h2,
.closing-cta h2 {
  font-family: "Arial Black", "Helvetica Neue", Arial, sans-serif;
  font-weight: 900;
  text-wrap: balance;
}
h1 {
  max-width: 790px;
  margin: 0;
  font-size: clamp(62px, 7.1vw, 112px);
  line-height: 0.86;
  letter-spacing: -0.075em;
  text-transform: uppercase;
}
h1 em { color: var(--signal-coral); font-style: normal; }
.hero-intro {
  max-width: 600px;
  margin: 34px 0 0;
  color: #d0cec7;
  font-size: 17px;
  line-height: 1.7;
}
.hero-specs {
  width: min(650px, 100%);
  margin: 44px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--stage-line);
  border-bottom: 1px solid var(--stage-line);
  background: rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(7px);
  list-style: none;
}
.hero-specs li { min-height: 72px; padding: 15px 16px; display: flex; flex-direction: column; justify-content: center; }
.hero-specs li:first-child { padding-left: 0; }
.hero-specs li + li { border-left: 1px solid var(--stage-line); }
.hero-specs span { color: var(--signal-coral); font-size: 9px; font-weight: 900; letter-spacing: 0.17em; text-transform: uppercase; }
.hero-specs strong { margin-top: 7px; font-size: 12px; line-height: 1.4; }
.hero-note { max-width: 570px; margin: 18px 0 0; color: var(--stage-dim); font-size: 11px; }

.generator-wrap { grid-column: span 5; position: relative; }
.generator {
  position: relative;
  color: var(--stage-white);
  background: rgba(17, 17, 17, 0.96);
  border: 1px solid rgba(247, 245, 239, 0.18);
  box-shadow: 0 32px 90px rgba(0, 0, 0, 0.42);
  backdrop-filter: blur(16px);
}
.generator::before { content: ""; position: absolute; inset: -1px auto -1px -1px; width: 3px; background: var(--signal-coral); }
.generator-heading { min-height: 86px; padding: 22px 25px 19px; display: flex; align-items: flex-start; justify-content: space-between; gap: 18px; border-bottom: 1px solid var(--stage-line); }
.generator-kicker { color: var(--signal-coral); font-size: 9px; }
.generator h2 { margin: 3px 0 0; font-size: 24px; line-height: 1.2; letter-spacing: -0.04em; }
.generator-code { margin-top: 3px; padding: 5px 8px; color: var(--stage-muted); border: 1px solid var(--stage-line); font-size: 9px; font-weight: 800; letter-spacing: 0.12em; text-transform: uppercase; }
#generation-form { padding: 24px 25px 25px; }
.stage-field { min-width: 0; margin: 0 0 19px; padding: 18px 13px 12px; border: 1px solid rgba(247, 245, 239, 0.2); }
.stage-field legend { width: 100%; padding: 0 8px 0 0; color: var(--stage-white); font-size: 10px; font-weight: 900; letter-spacing: 0.16em; text-transform: uppercase; }
.stage-field legend b { margin-right: 8px; color: var(--signal-coral); }
.stage-field legend span { float: right; color: var(--stage-dim); font-size: 9px; font-weight: 500; letter-spacing: 0; text-transform: none; }
.source-tabs { display: grid; grid-template-columns: 1fr 1fr; margin-bottom: 11px; padding: 3px; background: #080808; }
.source-tabs button { min-height: 37px; padding: 8px 12px; color: #8b8984; background: transparent; border: 0; cursor: pointer; font-size: 11px; font-weight: 750; }
.source-tabs button[aria-selected="true"] { color: var(--ink); background: var(--stage-white); }
.file-drop,
.portrait-drop { position: relative; min-height: 76px; display: flex; align-items: center; gap: 15px; padding: 12px 14px; cursor: pointer; transition: border-color 180ms ease, background 180ms ease; }
.file-drop { border: 1px dashed rgba(247, 245, 239, 0.24); background: rgba(247, 245, 239, 0.02); }
.portrait-drop { min-height: 70px; border: 1px solid var(--stage-line); background: var(--stage-raised); }
.file-drop:hover, .portrait-drop:hover, .file-drop:focus-within, .portrait-drop:focus-within { border-color: var(--signal-coral); background: rgba(255, 98, 77, 0.05); }
.file-drop input, .portrait-drop input { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.file-icon,
.portrait-placeholder { width: 42px; height: 42px; flex: 0 0 auto; display: grid; place-items: center; color: var(--signal-coral); border: 1px solid var(--stage-line); background: #0b0b0b; }
.portrait-placeholder { color: var(--stage-white); border-radius: 50%; }
#portrait-preview { width: 42px; height: 42px; flex: 0 0 auto; object-fit: cover; border-radius: 50%; }
.file-drop > span:nth-child(2), .portrait-drop > span:nth-of-type(2) { min-width: 0; flex: 1; }
.file-drop strong, .portrait-drop strong { display: block; overflow: hidden; color: var(--stage-white); font-size: 12px; font-weight: 750; line-height: 1.35; text-overflow: ellipsis; white-space: nowrap; }
.file-drop small, .portrait-drop small { display: block; margin-top: 4px; color: var(--stage-dim); font-size: 9px; line-height: 1.35; }
.browse-label { color: var(--signal-coral); font-size: 9px; font-weight: 900; letter-spacing: 0.13em; text-transform: uppercase; }
.text-field { min-height: 76px; display: flex; align-items: center; gap: 12px; padding: 0 16px; color: var(--signal-coral); border: 1px dashed rgba(247, 245, 239, 0.24); background: rgba(247, 245, 239, 0.02); }
.text-field:focus-within { border-color: var(--signal-coral); }
.text-field input { min-width: 0; flex: 1; color: var(--stage-white); background: transparent; border: 0; outline: 0; font-size: 12px; }
.text-field input::placeholder, .access-field input::placeholder, .lyrics-field textarea::placeholder { color: var(--stage-dim); }
.aspect-options { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.aspect-options label { min-height: 57px; padding: 10px 12px; display: flex; align-items: center; gap: 11px; border: 1px solid var(--stage-line); cursor: pointer; }
.aspect-options label:has(input:checked) { border-color: var(--signal-coral); background: rgba(255, 98, 77, 0.08); }
.aspect-options input { width: 14px; height: 14px; margin: 0; accent-color: var(--signal-coral); }
.frame-icon { width: 15px; height: 27px; display: block; border: 1px solid var(--stage-dim); }
.frame-icon.landscape { width: 27px; height: 16px; }
.aspect-options label:has(input:checked) .frame-icon { border-color: var(--signal-coral); }
.aspect-options strong, .aspect-options small { display: block; }
.aspect-options strong { font-size: 10px; }
.aspect-options small { margin-top: 2px; color: var(--stage-dim); font-size: 9px; }
.lyrics-field { margin: 2px 0 17px; padding: 12px 0; border-top: 1px solid var(--stage-line); border-bottom: 1px solid var(--stage-line); }
.lyrics-field summary { color: var(--stage-muted); cursor: pointer; font-size: 9px; font-weight: 900; letter-spacing: 0.15em; list-style: none; text-transform: uppercase; }
.lyrics-field summary::-webkit-details-marker { display: none; }
.lyrics-field summary span { float: right; color: var(--stage-dim); font-weight: 500; letter-spacing: 0; text-transform: none; }
.lyrics-field textarea { width: 100%; margin-top: 12px; padding: 12px; resize: vertical; color: var(--stage-white); background: #0b0b0b; border: 1px solid var(--stage-line); outline: 0; font-size: 12px; }
.lyrics-field textarea:focus { border-color: var(--signal-coral); }
.access-field { margin-bottom: 17px; }
.access-field label { display: block; margin-bottom: 7px; color: var(--stage-muted); font-size: 9px; font-weight: 800; letter-spacing: 0.12em; text-transform: uppercase; }
.access-field input { width: 100%; min-height: 43px; padding: 9px 12px; color: var(--stage-white); background: #0b0b0b; border: 1px solid var(--stage-line); outline: 0; }
.access-field input:focus { border-color: var(--signal-coral); }
.rights-check { margin: 0 0 18px; display: flex; align-items: flex-start; gap: 11px; color: #8b8984; cursor: pointer; font-size: 10px; line-height: 1.55; }
.rights-check input { width: 14px; height: 14px; margin: 1px 0 0; accent-color: var(--signal-coral); }
.generate-button { width: 100%; min-height: 55px; padding: 13px 19px; display: flex; align-items: center; justify-content: space-between; gap: 18px; color: var(--ink); background: var(--signal-coral); border: 0; cursor: pointer; font-size: 11px; font-weight: 900; letter-spacing: 0.13em; text-align: left; text-transform: uppercase; transition: background 180ms ease, transform 180ms ease; }
.generate-button:hover:not(:disabled) { background: #ff7a68; transform: translateY(-1px); }
.generate-button:disabled { cursor: not-allowed; background: rgba(255, 98, 77, 0.56); }
.generate-button span:last-child { font-size: 20px; font-weight: 500; }
.form-status-note { max-width: 390px; margin: 9px auto 0; color: var(--stage-dim); font-size: 9px; line-height: 1.55; text-align: center; }
.form-error { margin-top: 14px; padding: 11px 13px; color: #ffd6cf; background: rgba(217, 65, 49, 0.14); border: 1px solid rgba(255, 98, 77, 0.4); font-size: 11px; }
.job-status, .video-result { margin: 0 25px 25px; padding: 20px; background: #0b0b0b; border: 1px solid var(--stage-line); }
.status-topline, .result-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; }
.job-status p, .video-result p { margin: 0; color: var(--stage-dim); font-size: 9px; letter-spacing: 0.12em; text-transform: uppercase; }
.job-status h3, .video-result h3 { margin: 4px 0 0; font-size: 17px; line-height: 1.35; }
#status-percent { color: var(--signal-lime); font-size: 17px; font-weight: 900; }
.job-status progress { width: 100%; height: 7px; margin: 18px 0 13px; appearance: none; border: 0; background: var(--stage-raised); }
.job-status progress::-webkit-progress-bar { background: var(--stage-raised); }
.job-status progress::-webkit-progress-value { background: var(--signal-coral); }
.job-status progress::-moz-progress-bar { background: var(--signal-coral); }
.status-explainer { line-height: 1.6; letter-spacing: 0 !important; text-transform: none !important; }
.retry-button, .download-link { margin-top: 14px; padding: 9px 13px; color: var(--stage-white); background: transparent; border: 1px solid var(--stage-line); cursor: pointer; font-size: 10px; font-weight: 800; text-decoration: none; }
.ready-dot { color: var(--signal-lime); font-size: 10px; font-weight: 900; text-transform: uppercase; }
.video-result video { width: 100%; margin-top: 16px; aspect-ratio: 16 / 9; object-fit: cover; background: #000; }
.video-result > p:last-child { margin-top: 12px; letter-spacing: 0; line-height: 1.5; text-transform: none; }

.format-band { background: var(--stage-panel); border-bottom: 1px solid var(--stage-line); }
.format-band > .section-shell { display: grid; grid-template-columns: repeat(3, 1fr); }
.format-band > div > div { min-height: 102px; padding: 24px 30px; display: flex; align-items: center; gap: 20px; }
.format-band > div > div:first-child { padding-left: 0; }
.format-band > div > div + div { border-left: 1px solid var(--stage-line); }
.format-band span { color: var(--signal-coral); font-family: "Arial Black", Arial, sans-serif; font-size: 38px; font-weight: 900; line-height: 1; }
.format-band p { margin: 0; color: var(--stage-dim); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; }
.format-band strong { display: block; margin-bottom: 4px; color: var(--stage-white); font-size: 11px; }

.process { color: var(--ink); background: var(--paper); }
.process-grid { padding-block: 124px; display: grid; grid-template-columns: 5fr 7fr; gap: 90px; }
.section-label { color: var(--signal-coral-dark); }
.section-heading h2,
.feature-intro h2,
.use-case-heading h2,
.faq-heading h2,
.closing-cta h2 { margin: 19px 0 0; font-size: clamp(46px, 5.25vw, 84px); line-height: 0.9; letter-spacing: -0.065em; text-transform: uppercase; }
.section-heading > p:last-child { max-width: 520px; margin: 30px 0 0; color: #4d4c48; font-size: 16px; line-height: 1.75; }
.steps-list { margin: 0; padding: 0; border-top: 1px solid rgba(7, 7, 7, 0.24); list-style: none; }
.steps-list li { padding: 28px 0; display: grid; grid-template-columns: 90px 1fr; gap: 15px; border-bottom: 1px solid rgba(7, 7, 7, 0.24); }
.step-number { color: var(--signal-coral-dark); font-family: "Arial Black", Arial, sans-serif; font-size: 32px; font-weight: 900; }
.steps-list h3 { margin: 0; font-size: 22px; letter-spacing: -0.035em; }
.steps-list p { max-width: 650px; margin: 8px 0 0; color: #565550; font-size: 14px; line-height: 1.7; }

.features {
  padding-block: 124px;
  border-top: 1px solid var(--stage-line);
  border-bottom: 1px solid var(--stage-line);
  background-color: var(--stage-black);
  background-image: linear-gradient(rgba(247, 245, 239, 0.035) 1px, transparent 1px), linear-gradient(90deg, rgba(247, 245, 239, 0.035) 1px, transparent 1px);
  background-size: 80px 80px;
}
.features .section-label { color: var(--signal-coral); }
.feature-intro { margin-bottom: 56px; padding-bottom: 42px; display: grid; grid-template-columns: minmax(0, 1fr) 390px; align-items: end; gap: 48px; border-bottom: 1px solid var(--stage-line); }
.feature-intro h2 { max-width: 900px; }
.feature-intro > p { margin: 0; color: #8f8d87; font-size: 14px; line-height: 1.7; }
.feature-grid { display: grid; grid-template-columns: repeat(12, 1fr); grid-auto-rows: minmax(215px, auto); gap: 12px; }
.feature-grid article { position: relative; overflow: hidden; padding: 29px; color: var(--stage-white); background: var(--stage-panel); border: 1px solid var(--stage-line); }
.feature-grid article:nth-child(1) { grid-column: span 7; grid-row: span 2; min-height: 450px; display: flex; flex-direction: column; justify-content: flex-end; }
.feature-grid article:nth-child(2), .feature-grid article:nth-child(3) { grid-column: span 5; }
.feature-grid article:nth-child(3) { color: var(--ink); background: var(--stage-white); }
.feature-grid article:nth-child(4) { grid-column: span 12; display: grid; grid-template-columns: 1fr minmax(280px, 520px); align-items: end; gap: 50px; }
.feature-grid article:nth-child(1)::before { content: "▮ ▮▮ ▮ ▮▮▮ ▮ ▮▮ ▮"; position: absolute; top: 30px; left: 29px; color: var(--signal-coral); font-size: 28px; letter-spacing: 5px; transform: scaleY(1.8); transform-origin: left top; }
.feature-grid article:nth-child(1)::after { content: "01"; position: absolute; right: 24px; bottom: -13px; color: rgba(247, 245, 239, 0.04); font-family: "Arial Black", Arial, sans-serif; font-size: 100px; }
.feature-kicker { color: var(--signal-coral); }
.feature-grid article:nth-child(2) .feature-kicker { color: var(--signal-lime); }
.feature-grid article:nth-child(3) .feature-kicker { color: var(--signal-coral-dark); }
.feature-grid h3 { position: relative; z-index: 1; max-width: 560px; margin: 30px 0 0; font-size: 28px; line-height: 1.15; letter-spacing: -0.045em; }
.feature-grid article:first-child h3 { font-size: clamp(38px, 4vw, 64px); line-height: 0.98; }
.feature-grid article > p:last-child { position: relative; z-index: 1; max-width: 590px; margin: 17px 0 0; color: #8f8d87; font-size: 13px; line-height: 1.75; }
.feature-grid article:nth-child(3) > p:last-child { color: #5e5c57; }
.feature-grid article:nth-child(4) > p:last-child { margin: 0; }

.use-cases { padding-block: 120px; background: var(--stage-panel); }
.use-case-grid { display: grid; grid-template-columns: 0.72fr 1.28fr; gap: 86px; }
.use-case-heading .section-label { color: var(--signal-coral); }
.use-case-heading h2 { max-width: 580px; }
.use-case-list { border-top: 1px solid var(--stage-line); border-bottom: 1px solid var(--stage-line); }
.use-case-list article { min-height: 138px; padding: 25px 0; display: grid; grid-template-columns: 120px 1fr auto; align-items: center; gap: 24px; }
.use-case-list article + article { border-top: 1px solid var(--stage-line); }
.use-case-list article > span { color: var(--signal-lime); font-size: 10px; font-weight: 900; letter-spacing: 0.16em; text-transform: uppercase; }
.use-case-list h3 { margin: 0; font-size: 25px; letter-spacing: -0.04em; }
.use-case-list p { max-width: 570px; margin: 7px 0 0; color: #8f8d87; font-size: 13px; line-height: 1.65; }
.use-case-list b { color: var(--signal-coral); font-size: 24px; font-weight: 400; }

.quality-note { color: var(--ink); background: var(--signal-coral); }
.quality-grid { padding-block: 84px; display: grid; grid-template-columns: 1.5fr 4.5fr 5fr; align-items: start; gap: 54px; }
.quality-index { font-family: "Arial Black", Arial, sans-serif; font-size: 54px; font-weight: 900; line-height: 0.88; }
.quality-note .section-label { color: var(--ink); }
.quality-note h2 { margin: 17px 0 0; font-size: clamp(40px, 4.1vw, 66px); line-height: 0.94; letter-spacing: -0.06em; }
.quality-copy { padding-top: 26px; }
.quality-copy > p { margin: 0; font-size: 16px; line-height: 1.75; }
.quality-copy ul { margin: 28px 0 0; padding: 22px 0 0; border-top: 1px solid rgba(7, 7, 7, 0.25); list-style: none; }
.quality-copy li { margin-top: 10px; font-size: 10px; font-weight: 900; letter-spacing: 0.13em; text-transform: uppercase; }

.faq { padding-block: 124px; background: var(--stage-black); }
.faq-grid { display: grid; grid-template-columns: 4fr 8fr; gap: 86px; }
.faq-heading .section-label { color: var(--signal-coral); }
.faq-heading h2 { max-width: 520px; }
.faq-list { border-top: 1px solid var(--stage-line); border-bottom: 1px solid var(--stage-line); }
.faq-list details + details { border-top: 1px solid var(--stage-line); }
.faq-list summary { min-height: 79px; padding: 22px 0; display: flex; align-items: center; justify-content: space-between; gap: 24px; cursor: pointer; font-size: 18px; font-weight: 750; line-height: 1.45; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary span { color: var(--signal-coral); font-size: 25px; font-weight: 400; transition: transform 180ms ease; }
.faq-list details[open] summary span { transform: rotate(45deg); }
.faq-list details > p { max-width: 680px; margin: -5px 0 26px; color: #8f8d87; font-size: 14px; line-height: 1.75; }

.closing-cta { color: var(--ink); background: var(--stage-white); border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.closing-cta > div { padding-block: 84px; display: flex; align-items: end; justify-content: space-between; gap: 50px; }
.closing-cta h2 { max-width: 970px; font-size: clamp(48px, 5.8vw, 92px); }
.closing-cta a { width: 82px; height: 82px; flex: 0 0 auto; display: grid; place-items: center; color: var(--ink); background: var(--signal-coral); border-radius: 50%; font-size: 30px; text-decoration: none; transition: transform 180ms ease; }
.closing-cta a:hover { transform: scale(1.05); }
.site-footer { min-height: 190px; padding-block: 48px; display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 40px; }
.site-footer p { margin: 18px 0 0; color: var(--stage-dim); font-size: 13px; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 26px; }
.site-footer nav a { color: #8f8d87; font-size: 10px; font-weight: 800; letter-spacing: 0.14em; text-decoration: none; text-transform: uppercase; }
.site-footer nav a:hover { color: var(--stage-white); }

@media (max-width: 1120px) {
  :root { --shell: min(100% - 48px, 1120px); }
  .hero { gap: 18px; }
  .hero-copy { grid-column: span 7; }
  .generator-wrap { grid-column: span 5; }
  h1 { font-size: clamp(58px, 7vw, 86px); }
  #generation-form { padding-inline: 20px; }
  .generator-heading { padding-inline: 20px; }
  .job-status, .video-result { margin-inline: 20px; }
  .process-grid, .use-case-grid, .faq-grid { gap: 54px; }
}

@media (max-width: 900px) {
  .site-nav { display: none; }
  .site-header { grid-template-columns: 1fr auto; }
  .hero { padding-block: 48px 64px; display: block; }
  .hero-art-layer img { left: 0; width: 100%; height: 790px; opacity: 0.64; object-position: center top; }
  .hero-art-layer::before { background: linear-gradient(90deg, rgba(7, 7, 7, 0.2), rgba(7, 7, 7, 0.55)), linear-gradient(0deg, var(--stage-black) 20%, transparent 70%); }
  .hero-copy { min-height: 720px; padding-right: 0; justify-content: flex-start; }
  h1 { max-width: 760px; font-size: clamp(62px, 11.5vw, 92px); }
  .hero-intro { max-width: 650px; }
  .generator-wrap { width: min(560px, 100%); margin: 15px auto 0; }
  .format-band > .section-shell { grid-template-columns: 1fr; }
  .format-band > div > div, .format-band > div > div:first-child { padding: 20px 0; }
  .format-band > div > div + div { border-top: 1px solid var(--stage-line); border-left: 0; }
  .process-grid, .use-case-grid, .faq-grid { grid-template-columns: 1fr; gap: 64px; }
  .feature-intro { grid-template-columns: 1fr; align-items: start; }
  .feature-grid article:nth-child(1), .feature-grid article:nth-child(2), .feature-grid article:nth-child(3), .feature-grid article:nth-child(4) { grid-column: span 12; }
  .feature-grid article:nth-child(4) { grid-template-columns: 1fr; gap: 12px; }
  .quality-grid { grid-template-columns: 1fr 4fr; }
  .quality-copy { grid-column: 2; padding-top: 0; }
  .closing-cta > div { align-items: start; }
}

@media (max-width: 580px) {
  :root { --shell: calc(100% - 40px); }
  .launch-strip { min-height: 40px; padding-inline: 22px; font-size: 9px; line-height: 1.35; }
  .site-header { min-height: 76px; }
  .brand { gap: 10px; font-size: 20px; }
  .brand img { width: 34px; height: 34px; }
  .header-link { gap: 8px; font-size: 10px; }
  .header-link span { width: 28px; height: 28px; }
  .hero-stage { background-size: 64px 64px; }
  .hero { padding-top: 47px; }
  .hero-art-layer img { height: 810px; width: 86%; opacity: 0.58; object-position: 58% top; }
  .hero-art-layer::before { background: linear-gradient(90deg, rgba(7, 7, 7, 0.12), rgba(7, 7, 7, 0.72)), linear-gradient(0deg, var(--stage-black) 12%, transparent 72%); }
  .hero-copy { min-height: 765px; }
  .eyebrow { max-width: 310px; margin-bottom: 38px; font-size: 9px; line-height: 1.35; }
  h1 { max-width: 350px; font-size: clamp(50px, 15.2vw, 67px); line-height: 0.87; letter-spacing: -0.068em; }
  .hero-intro { margin-top: 36px; font-size: 16px; line-height: 1.75; }
  .hero-specs { margin-top: 40px; }
  .hero-specs li { min-height: 79px; padding: 12px 8px; }
  .hero-specs li:first-child { padding-left: 0; }
  .hero-specs span { font-size: 8px; }
  .hero-specs strong { font-size: 10px; }
  .hero-note { font-size: 10px; }
  .generator-wrap { margin-top: 30px; }
  .generator-heading { padding: 22px 20px 18px; }
  .generator h2 { font-size: 22px; }
  .generator-code { border: 0; padding-right: 0; }
  #generation-form { padding: 24px 20px 22px; }
  .stage-field { padding-inline: 12px; }
  .file-drop, .portrait-drop { gap: 12px; padding-inline: 12px; }
  .browse-label { display: none; }
  .aspect-options label { padding-inline: 9px; gap: 8px; }
  .frame-icon { display: none; }
  .job-status, .video-result { margin-inline: 20px; }
  .process-grid, .features, .use-cases, .faq { padding-block: 88px; }
  .section-heading h2, .feature-intro h2, .use-case-heading h2, .faq-heading h2, .closing-cta h2 { font-size: clamp(42px, 13vw, 60px); }
  .section-heading > p:last-child { font-size: 15px; }
  .steps-list li { grid-template-columns: 55px 1fr; }
  .step-number { font-size: 25px; }
  .feature-grid { display: block; }
  .feature-grid article { min-height: 230px; margin-top: 10px; }
  .feature-grid article:first-child { min-height: 410px; }
  .feature-grid article:nth-child(4) { display: block; }
  .use-case-list article { grid-template-columns: 1fr auto; gap: 12px; }
  .use-case-list article > span { grid-column: 1 / -1; }
  .quality-grid { padding-block: 72px; grid-template-columns: 1fr; gap: 34px; }
  .quality-copy { grid-column: auto; }
  .quality-index { font-size: 43px; }
  .quality-note h2 { font-size: 42px; }
  .faq-grid { gap: 48px; }
  .faq-list summary { font-size: 16px; }
  .closing-cta > div { padding-block: 72px; display: block; }
  .closing-cta a { width: 68px; height: 68px; margin-top: 38px; }
  .site-footer { grid-template-columns: 1fr; align-items: start; }
  .site-footer nav { margin-top: 12px; display: grid; gap: 15px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; }
}