:root {
  --paper: #f5f4ee;
  --surface: #fff;
  --ink: #1c1d19;
  --muted: #63665c;
  --line: #d9dad0;
  --accent: #ee6630;
  --accent-hover: #fb7a43;
  --focus: #a63710;
  --focus-light: #ffab81;
  --dark: #20211c;
  --dark-muted: #c3c6b8;
  --dark-line: #515548;
  --brief-surface: #2d3027;
  --brief-card: #36392f;
  --plan-paper: #fbfbf7;
  --plan-muted: #58634e;
  --plan-line: #d7dccd;
  --soft-surface: #e8eadf;
  --caption-shade: rgb(0 0 0 / 82%);
  --caption-clear: rgb(0 0 0 / 0%);
  --dialog-shade: rgb(28 29 25 / 55%);
  --body: 'DM Sans', sans-serif;
  --mono: 'IBM Plex Mono', monospace;
  --control-radius: 5px;
  --board-radius: 12px;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; scroll-padding-top: 24px; scrollbar-color: var(--muted) var(--paper); }
body { margin: 0; background: var(--paper); color: var(--ink); font: 1rem var(--body); -webkit-font-smoothing: antialiased; }
::selection { background: var(--accent); color: var(--ink); }
a { color: inherit; text-decoration: none; text-underline-offset: .25em; }
button { font: inherit; cursor: pointer; border: 0; background: transparent; color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button:disabled { cursor: default; opacity: .6; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 4px; }
button svg, a svg { flex-shrink: 0; }
p { margin: 0; line-height: 1.65; }
h1, h2, h3, h4 { margin: 0; font-weight: 550; overflow-wrap: anywhere; }
h1, h2 { text-wrap: balance; letter-spacing: -.035em; }
img { display: block; max-width: 100%; height: auto; }
.wrap { width: min(1240px, calc(100% - 96px)); margin-inline: auto; }
.section-space { padding-block: 72px; }
.mono, .step-number { font: .75rem var(--mono); font-variant-numeric: tabular-nums; }
.skip-link { position: fixed; left: 20px; top: -100px; z-index: 10; background: var(--ink); color: var(--surface); padding: 16px; min-height: 44px; }
.skip-link:focus { top: 16px; }
.visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }

.site-header { min-height: 108px; padding-block: 22px; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 20px; border-bottom: 1px solid var(--line); }
.wordmark { min-height: 44px; display: inline-flex; align-items: center; gap: 9px; font-size: 1.8125rem; font-weight: 650; letter-spacing: -.035em; }
.brand-period { color: var(--accent); margin-left: -7px; }
.site-header nav { display: flex; align-items: center; gap: 22px; font-size: .875rem; font-weight: 500; }
.site-header nav a { min-height: 44px; display: inline-flex; align-items: center; padding: 10px 6px; }
.site-header nav a:hover { color: var(--focus); }
.site-header nav .nav-cta { padding-inline: 20px; border: 1px solid var(--ink); border-radius: var(--control-radius); }

.hero { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: center; gap: 64px; min-height: 680px; padding-block: 60px 64px; }
.hero-copy { padding-bottom: 8px; }
.project-status { font-size: .875rem; font-weight: 500; margin-bottom: 24px; color: var(--muted); }
.project-status span { margin-inline: 5px; }
.hero h1 { font-size: clamp(2.75rem, 4.65vw, 4.125rem); line-height: 1.08; }
.highlight { text-decoration: underline; text-decoration-color: var(--accent); text-decoration-thickness: 5px; text-underline-offset: 6px; text-decoration-skip-ink: none; }
.hero-description { margin-top: 26px; max-width: 66ch; font-size: 1.0625rem; color: var(--muted); }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 12px 22px; margin-top: 28px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 16px; min-height: 50px; max-width: 100%; padding: 14px 23px; border-radius: var(--control-radius); font-size: .875rem; font-weight: 600; transition: background .2s ease-out; }
.primary { background: var(--accent); color: var(--ink); }
.primary:hover { background: var(--accent-hover); }
.text-link { display: inline-flex; align-items: center; gap: 10px; min-height: 44px; padding-block: 8px; font-size: .875rem; font-weight: 500; }
.text-link:hover { text-decoration: underline; }
.hero-note { margin-top: 16px; max-width: 60ch; font-size: .8125rem; color: var(--muted); }
.hero-board { background: var(--surface); border: 1px solid var(--line); border-radius: var(--board-radius); transform: rotate(1deg); margin: 5px 0 10px; overflow: hidden; }
.board-top { padding: 16px 18px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.board-status { font-size: .75rem; background: var(--paper); padding: 5px 8px; color: var(--muted); border-radius: 3px; }
.hero-visual { height: 260px; margin-inline: 9px; position: relative; overflow: hidden; border-radius: 3px; background: var(--dark); color: var(--surface); }
.hero-visual > img { width: 100%; height: 100%; object-fit: cover; }
.hero-visual::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to top, var(--caption-shade), var(--caption-clear) 65%); }
.visual-caption { position: absolute; z-index: 1; bottom: 16px; left: 16px; right: 16px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 6px 12px; font-size: .75rem; }
.board-bottom { display: flex; flex-wrap: wrap; gap: 12px; border-bottom: 1px solid var(--line); padding: 4px 12px 0; }
.board-tab { min-width: 44px; min-height: 44px; padding: 10px 8px; border-bottom: 2px solid transparent; font-size: .8125rem; color: var(--muted); }
.board-tab:hover { color: var(--ink); background: var(--paper); }
.board-tab.active { border-bottom-color: var(--accent); color: var(--ink); }
.hero-panel { padding: 12px 16px 16px; min-height: 173px; }
.hero-storyboard { width: 100%; }
.storyboard-labels { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; margin-top: 8px; text-align: center; font-size: .75rem; color: var(--muted); }
.hero-script { padding: 10px 4px; }
.hero-script > p { font-size: 1.375rem; line-height: 1.3; margin: 12px 0; }
.hero-script > span { display: block; font-size: .75rem; color: var(--muted); line-height: 1.6; }
.mini-plan > div { display: flex; align-items: center; gap: 12px; padding-block: 12px; border-bottom: 1px solid var(--line); }
.mini-plan > div:last-child { border-bottom: 0; }
.shot-number { font: .75rem var(--mono); color: var(--muted); }
.mini-plan p { flex: 1; font-size: .8125rem; font-weight: 500; }
.mini-plan p span { display: block; font-size: .75rem; color: var(--muted); font-weight: 400; }
.mini-plan .mono { color: var(--muted); }

.about-section { border-block: 1px solid var(--line); }
.about-inner { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 96px; }
.about-inner h2 { font-size: 2.625rem; line-height: 1.12; margin-bottom: 24px; }
.about-inner p { color: var(--muted); max-width: 70ch; }
.about-inner p + p { margin-top: 16px; }
.project-details h3 { font-size: 1.125rem; margin-bottom: 8px; }
.status-list { margin: 0; }
.status-list > div { padding-block: 16px; border-bottom: 1px solid var(--line); }
.status-list > div:last-child { border-bottom: 0; padding-bottom: 0; }
.status-list dt { font-size: .875rem; font-weight: 550; margin-bottom: 5px; }
.status-list dd { margin: 0; font-size: .9375rem; color: var(--muted); line-height: 1.65; }
.section-heading { max-width: 760px; }
.section-heading h2 { font-size: 2.75rem; line-height: 1.12; margin-bottom: 18px; }
.section-heading > p { max-width: 70ch; color: var(--muted); }
.workflow-row { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 32px; margin-top: 36px; }
.workflow-row article { border-top: 1px solid var(--line); padding-top: 18px; }
.step-number { color: var(--muted); }
.workflow-row h3 { font-size: 1.1875rem; margin: 18px 0 10px; letter-spacing: -.02em; }
.workflow-row p { font-size: .9375rem; color: var(--muted); }

.demo-section { background: var(--dark); color: var(--paper); }
.demo-section .section-heading > p { color: var(--dark-muted); }
.demo-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 40px; }
.demo-label { flex-shrink: 0; font-size: .875rem; color: var(--dark-muted); }
.preview-notice { margin-top: 24px; padding: 16px; border: 1px solid var(--dark-line); color: var(--dark-muted); }
.demo-workspace { display: grid; grid-template-columns: 340px minmax(0, 1fr); margin-top: 32px; border: 1px solid var(--dark-line); border-radius: var(--board-radius); overflow: hidden; }
.brief-pane { padding: 28px; background: var(--brief-surface); min-width: 0; }
.brief-pane :focus-visible { outline-color: var(--focus-light); }
.pane-label { display: flex; align-items: center; justify-content: space-between; gap: 12px; color: var(--dark-muted); }
.brief-pane h3 { font-size: 1.5rem; margin: 22px 0 18px; }
.sample-options { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 22px; }
.sample-button { min-width: 44px; min-height: 44px; padding: 10px 12px; border: 1px solid var(--dark-line); border-radius: var(--control-radius); font-size: .8125rem; color: var(--paper); }
.sample-button:hover { background: var(--brief-card); }
.sample-button.active { background: var(--paper); color: var(--ink); border-color: var(--paper); }
.brief-card { padding: 20px; background: var(--brief-card); border-radius: var(--control-radius); }
.brief-title { font-size: 1rem; font-weight: 550; margin-bottom: 14px; }
.brief-card > p:not(.brief-title) { color: var(--dark-muted); font-size: .9375rem; }
.brief-meta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.brief-meta span { font: .75rem var(--mono); color: var(--dark-muted); }
.brief-direction { margin-top: 24px; }
.brief-direction > p { font-size: .8125rem; margin-bottom: 10px; color: var(--dark-muted); }
.brief-direction > div { display: flex; flex-wrap: wrap; gap: 8px; }
.brief-direction span { font-size: .75rem; padding: 5px 8px; border: 1px solid var(--dark-line); color: var(--dark-muted); border-radius: 3px; }
.sample-note { margin-top: 28px; font-size: .8125rem; color: var(--dark-muted); }
.output-pane { padding: 28px 32px; background: var(--plan-paper); color: var(--ink); min-width: 0; }
.output-pane .pane-label { color: var(--plan-muted); }
.draft-label { font-size: .75rem; }
.output-heading { display: flex; align-items: flex-start; justify-content: space-between; flex-wrap: wrap; gap: 14px; margin-top: 20px; margin-bottom: 22px; }
.output-heading h3 { font-size: 1.5625rem; letter-spacing: -.025em; }
.download-button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-width: 44px; min-height: 44px; max-width: 100%; padding: 10px 12px; border: 1px solid var(--plan-line); border-radius: var(--control-radius); font-size: .8125rem; text-align: left; }
.download-button:hover { background: var(--soft-surface); }
.output-tabs { display: flex; flex-wrap: wrap; gap: 18px; border-bottom: 1px solid var(--plan-line); margin-bottom: 22px; }
.output-tab { min-width: 44px; min-height: 44px; padding: 10px 8px; border-bottom: 2px solid transparent; font-size: .875rem; color: var(--plan-muted); }
.output-tab:hover { background: var(--soft-surface); color: var(--ink); }
.output-tab.active { border-bottom-color: var(--accent); color: var(--ink); }
.output-panel { min-height: 590px; }
.script-header { display: flex; justify-content: space-between; gap: 20px; color: var(--plan-muted); padding-bottom: 16px; border-bottom: 1px solid var(--plan-line); }
.script-scene { padding-block: 20px; border-bottom: 1px solid var(--plan-line); }
.script-scene:last-child { border-bottom: 0; }
.scene-heading { display: flex; justify-content: space-between; align-items: baseline; flex-wrap: wrap; gap: 8px 16px; margin-bottom: 12px; }
.scene-heading h4 { display: flex; align-items: baseline; gap: 12px; font-size: .9375rem; line-height: 1.5; }
.scene-heading h4 > span { font: .75rem var(--mono); color: var(--plan-muted); }
.scene-time { font: .75rem var(--mono); font-variant-numeric: tabular-nums; color: var(--plan-muted); }
.script-scene > p { font-size: .9375rem; color: var(--plan-muted); }
.scene-dialogue { margin-block: 14px; }
.dialogue-label { display: block; margin-bottom: 4px; font-size: .8125rem; font-weight: 550; line-height: 1.5; color: var(--plan-muted); }
.scene-dialogue blockquote { margin: 0; font-size: 1rem; font-weight: 500; line-height: 1.6; }
.script-scene .scene-audio { font-size: .8125rem; }
.scene-audio > span { font-weight: 550; margin-right: 8px; }
.output-foot { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 10px 16px; border-top: 1px solid var(--plan-line); padding-top: 16px; }
.output-foot > span { font-size: .75rem; line-height: 1.6; color: var(--plan-muted); }
.copy-button { min-width: 44px; min-height: 44px; padding: 10px 8px; font-size: .8125rem; text-decoration: underline; text-underline-offset: .25em; }
.copy-button:hover { background: var(--soft-surface); }
.demo-bottom-note { margin-top: 22px; font-size: .8125rem; color: var(--dark-muted); }
.storyboard-panel > img { width: 100%; border-radius: 3px; }
.art-note { font-size: .75rem; color: var(--plan-muted); margin-top: 12px; }
.frame-directions { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; margin-top: 28px; }
.frame-directions .mono { color: var(--plan-muted); }
.frame-directions h4 { font-size: 1rem; line-height: 1.4; margin: 10px 0; }
.frame-directions p { font-size: .9375rem; color: var(--plan-muted); }
.shot-table { width: 100%; border-collapse: collapse; table-layout: fixed; }
.shot-table th { text-align: left; padding: 0 8px 14px 0; font: .75rem var(--mono); color: var(--plan-muted); border-bottom: 1px solid var(--plan-line); }
.shot-table th:first-child { width: 32%; }
.shot-table th:nth-child(2) { width: 56%; }
.shot-table th:last-child { width: 12%; text-align: right; }
.shot-table td { vertical-align: top; padding: 18px 10px 18px 0; border-bottom: 1px solid var(--plan-line); font-size: .875rem; line-height: 1.6; overflow-wrap: anywhere; }
.shot-table td:first-child .mono { color: var(--plan-muted); display: block; margin-bottom: 6px; }
.shot-table td strong { font-weight: 550; }
.shot-table td:nth-child(2) > span { display: block; color: var(--plan-muted); font-size: .8125rem; margin-top: 7px; }
.shot-table td:last-child { text-align: right; padding-right: 0; font: .75rem var(--mono); font-variant-numeric: tabular-nums; }
.shot-note { color: var(--plan-muted); font-size: .8125rem; margin-top: 18px; }

.site-footer { display: flex; align-items: center; flex-wrap: wrap; gap: 12px 28px; padding-block: 24px; }
.site-footer .wordmark { font-size: 1.5625rem; }
.site-footer > p { font-size: .875rem; color: var(--muted); }
.site-footer > span { font-size: .75rem; color: var(--muted); }
.footer-links { display: flex; gap: 10px; margin-left: auto; }
.footer-links button { min-width: 44px; min-height: 44px; font-size: .8125rem; padding: 10px 8px; color: var(--muted); }
.footer-links button:hover { text-decoration: underline; text-underline-offset: .25em; }
.static-legal { width: 100%; }
.static-legal summary { min-height: 44px; padding-block: 12px; cursor: pointer; font-size: .875rem; }
.static-legal p { max-width: 72ch; margin-top: 12px; color: var(--muted); font-size: .9375rem; }
dialog { width: min(560px, calc(100% - 40px)); max-height: 85dvh; padding: 28px; border: 1px solid var(--line); border-radius: var(--board-radius); background: var(--paper); color: var(--ink); }
dialog::backdrop { background: var(--dialog-shade); }
.dialog-heading { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 22px; }
.dialog-heading h2 { font-size: 1.5rem; line-height: 1.2; }
#close-dialog { display: grid; place-items: center; min-width: 44px; min-height: 44px; flex-shrink: 0; border: 1px solid var(--line); border-radius: var(--control-radius); }
#close-dialog:hover { background: var(--soft-surface); }
#legal-content p { color: var(--muted); font-size: .9375rem; }
#legal-content p + p { margin-top: 16px; }

@media (max-width: 1050px) {
  .hero { gap: 38px; }
  .site-header nav { gap: 10px; }
  .about-inner { gap: 48px; }
  .workflow-row { gap: 24px; }
  .demo-workspace { grid-template-columns: 290px minmax(0, 1fr); }
  .brief-pane, .output-pane { padding: 24px; }
  .sample-button { padding-inline: 9px; }
  .output-heading { flex-direction: column; }
  .frame-directions { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .wrap { width: calc(100% - 40px); }
  .section-space { padding-block: 50px; }
  .site-header { min-height: 85px; padding-block: 18px; gap: 12px; }
  .site-header .wordmark { font-size: clamp(1.25rem, 6.9vw, 1.6875rem); }
  .site-header nav > a:not(.nav-cta) { display: none; }
  .site-header nav .nav-cta { font-size: .8125rem; padding-inline: 12px; }
  .hero { grid-template-columns: minmax(0, 1fr); gap: 36px; padding-block: 36px 48px; min-height: 0; }
  .project-status { font-size: .8125rem; margin-bottom: 22px; }
  .hero h1 { font-size: clamp(2.5rem, 8.8vw, 4.0625rem); }
  .hero-description { font-size: 1rem; margin-top: 24px; }
  .hero-actions { gap: 6px 18px; margin-top: 22px; }
  .hero-note { margin-top: 14px; }
  .hero-board { width: 100%; max-width: 500px; margin-inline: auto; }
  .hero-visual { height: 250px; }
  .board-top { padding: 14px; }
  .hero-panel { min-height: 160px; padding-inline: 12px; }
  .about-inner { grid-template-columns: minmax(0, 1fr); gap: 32px; }
  .about-inner h2, .section-heading h2 { font-size: 2.125rem; }
  .workflow-row { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px 24px; margin-top: 28px; }
  .workflow-row h3 { font-size: 1.125rem; }
  .demo-heading { display: block; }
  .demo-label { margin-top: 18px; }
  .demo-workspace { grid-template-columns: minmax(0, 1fr); margin-top: 26px; }
  .brief-pane, .output-pane { padding: 24px; }
  .sample-button { padding-inline: 12px; }
  .sample-note { margin-top: 22px; }
  .output-heading h3 { font-size: 1.5rem; }
  .output-panel { min-height: 0; }
  .script-header { gap: 12px; }
  .script-header .mono { font-size: .6875rem; }
  .script-scene { padding-block: 18px; }
  .shot-table td { font-size: .8125rem; padding-right: 8px; }
  .site-footer { gap: 8px 18px; }
  .site-footer > p { width: 100%; }
  .footer-links { margin-left: 0; }
  .site-footer > span { margin-left: auto; }
  dialog { padding: 22px; }
}

@media (max-width: 380px) {
  .board-top { flex-wrap: wrap; }
  .hero-visual { height: 220px; }
  .storyboard-labels { font-size: .6875rem; }
  .workflow-row { grid-template-columns: minmax(0, 1fr); }
  .brief-pane, .output-pane { padding: 20px; }
  .output-tabs { gap: 10px; }
  .shot-table th:first-child { width: 34%; }
  .shot-table th:nth-child(2) { width: 52%; }
  .shot-table th:last-child { width: 14%; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .button { transition: none; }
}

@media (forced-colors: active) {
  .highlight { text-decoration-color: CanvasText; }
  .board-tab.active, .output-tab.active { border-bottom-color: CanvasText; }
  .sample-button.active { border-width: 2px; }
}