:root {
  --ink: #18211c; --muted: #647068; --paper: #f5f3ed; --surface: #fffefa;
  --line: #d9ddd6; --leaf: #245c43; --leaf-soft: #e4eee8; --amber: #8a5a12;
  --amber-soft: #fff2d5; --danger: #9b3027; --danger-soft: #f9e4e1; --blue: #245b78;
  --shadow: 0 18px 50px #1c2d2418;
}
* { box-sizing: border-box; }
html { background: #e8ebe6; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; line-height: 1.5; }
button, input { font: inherit; }
button { cursor: pointer; }
.prototype-banner { position: fixed; inset: 0 0 auto; z-index: 1000; min-height: 38px; display: grid; place-items: center; padding: 8px 16px; color: #fff; background: #7c2d25; font-size: 13px; font-weight: 800; letter-spacing: .04em; text-align: center; }
#app { min-height: 100vh; padding-top: 38px; }
.shell { width: min(1180px, 100%); margin: 0 auto; padding: 28px 28px 72px; }
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-bottom: 28px; }
.brand { display: flex; align-items: center; gap: 12px; }
.mark { width: 38px; height: 38px; display: grid; place-items: center; border-radius: 12px; color: #fff; background: var(--leaf); font-weight: 900; }
.brand strong, .brand small { display: block; }
.brand small { color: var(--muted); }
.top-actions { display: flex; flex-wrap: wrap; gap: 8px; justify-content: flex-end; }
.network { display: flex; align-items: center; gap: 7px; padding: 8px 11px; border: 1px solid var(--line); border-radius: 999px; background: var(--surface); font-size: 13px; }
.dot { width: 9px; height: 9px; border-radius: 50%; background: var(--leaf); }
.network.offline .dot { background: var(--danger); }
.network.unstable .dot { background: var(--amber); }
.network-switch { display: flex; padding: 3px; border: 1px solid var(--line); border-radius: 12px; background: #e9ece7; }
.network-switch button { border: 0; padding: 6px 9px; border-radius: 9px; background: transparent; color: var(--muted); font-size: 12px; }
.network-switch button.active { background: var(--surface); color: var(--ink); box-shadow: 0 2px 8px #15221916; }
.hero { display: grid; grid-template-columns: 1.5fr 1fr; gap: 18px; margin-bottom: 28px; }
.hero-main, .hero-side, .panel { border: 1px solid var(--line); border-radius: 24px; background: var(--surface); box-shadow: var(--shadow); }
.hero-main { padding: 34px; }
.hero-side { padding: 26px; background: var(--leaf-soft); }
.eyebrow { margin: 0 0 7px; color: var(--leaf); font-size: 12px; font-weight: 850; letter-spacing: .1em; text-transform: uppercase; }
h1 { max-width: 720px; margin: 0; font-size: clamp(32px, 5vw, 54px); line-height: 1.05; letter-spacing: -.035em; }
h2 { margin: 0; font-size: 22px; letter-spacing: -.02em; }
h3 { margin: 0; font-size: 16px; }
.lede { max-width: 680px; margin: 16px 0 0; color: var(--muted); font-size: 17px; }
.hero-actions, .button-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.btn { min-height: 43px; border: 1px solid transparent; border-radius: 13px; padding: 10px 15px; font-weight: 750; }
.btn-primary { color: #fff; background: var(--leaf); }
.btn-secondary { color: var(--ink); background: var(--surface); border-color: var(--line); }
.btn-quiet { color: var(--leaf); background: transparent; border-color: transparent; }
.btn-danger { color: var(--danger); background: #fff; border-color: #dca9a4; }
.btn:disabled { cursor: not-allowed; opacity: .48; }
.scope-note { margin: 14px 0 0; color: var(--muted); font-size: 13px; }
.stat-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-top: 18px; }
.stat { padding: 14px; border-radius: 15px; background: #fff; }
.stat strong, .stat span { display: block; }
.stat strong { font-size: 22px; }
.stat span { color: var(--muted); font-size: 12px; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 18px; margin: 34px 0 14px; }
.section-heading p { margin: 4px 0 0; color: var(--muted); }
.draft-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.draft-card { position: relative; padding: 20px; border: 1px solid var(--line); border-radius: 20px; background: var(--surface); text-align: left; transition: transform .15s ease, border-color .15s ease; }
.draft-card:hover { transform: translateY(-2px); border-color: #9fb2a6; }
.card-top { display: flex; align-items: start; justify-content: space-between; gap: 12px; }
.status { display: inline-flex; align-items: center; gap: 6px; border-radius: 999px; padding: 5px 9px; font-size: 12px; font-weight: 800; }
.status::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.status.in_progress { color: var(--blue); background: #e3f0f7; }
.status.ready_to_submit, .status.submitted { color: var(--leaf); background: var(--leaf-soft); }
.status.submit_failed { color: var(--danger); background: var(--danger-soft); }
.status.result_unknown, .status.submitting { color: var(--amber); background: var(--amber-soft); }
.metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-top: 18px; }
.metric { padding: 10px; border-radius: 12px; background: var(--paper); }
.metric strong, .metric span { display: block; }
.metric strong { font-size: 15px; }
.metric span { color: var(--muted); font-size: 10px; }
.card-foot { display: flex; justify-content: space-between; gap: 10px; margin-top: 14px; color: var(--muted); font-size: 12px; }
.empty { padding: 34px; border: 1px dashed #aeb8b0; border-radius: 20px; color: var(--muted); text-align: center; background: #ffffff88; }
.panel { padding: 24px; }
.detail-grid { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(280px, .75fr); gap: 18px; }
.back { margin-bottom: 18px; }
.notice-box, .state-box, .warning-box { margin-top: 16px; padding: 15px; border-radius: 15px; border: 1px solid var(--line); }
.notice-box { background: var(--leaf-soft); }
.warning-box { color: #70430c; background: var(--amber-soft); border-color: #e3c88f; }
.state-box.failed { background: var(--danger-soft); border-color: #dfb2ad; }
.state-box.unknown { background: var(--amber-soft); border-color: #e3c88f; }
.state-box.success { background: var(--leaf-soft); border-color: #adc8b7; }
.state-box p, .warning-box p, .notice-box p { margin: 6px 0 0; }
.simulator { margin-top: 20px; padding-top: 18px; border-top: 1px solid var(--line); }
.simulator .button-row { margin-top: 10px; }
.media-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.media-section { padding: 18px; border: 1px solid var(--line); border-radius: 18px; background: var(--surface); }
.media-summary { display: flex; justify-content: space-between; gap: 12px; margin: 10px 0 14px; color: var(--muted); font-size: 13px; }
.media-item { padding: 12px; border-radius: 14px; background: var(--paper); margin-top: 9px; }
.media-item-head { display: flex; align-items: center; gap: 11px; }
.thumb { flex: 0 0 56px; height: 46px; display: grid; place-items: center; border-radius: 10px; color: #fff; background: #768d7e; font-size: 20px; }
.wave { flex: 0 0 56px; height: 46px; display: grid; place-items: center; border-radius: 10px; color: var(--leaf); background: #dce9e1; letter-spacing: 2px; }
.media-item strong, .media-item small { display: block; }
.media-item small { color: var(--muted); }
.gap { margin: 14px 0 0; padding: 12px; border-radius: 12px; color: var(--danger); background: var(--danger-soft); font-weight: 750; }
.notice-copy { max-width: 760px; }
.notice-copy li { margin: 9px 0; }
.acceptance { display: flex; gap: 10px; align-items: start; margin: 22px 0; padding: 16px; border: 1px solid var(--line); border-radius: 15px; background: var(--paper); }
.acceptance input { margin-top: 5px; transform: scale(1.2); }
.review-panel { margin-top: 24px; padding: 18px; border: 1px dashed #aab6ad; border-radius: 18px; background: #fff; }
.tag-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.tag { border: 1px solid var(--line); border-radius: 999px; padding: 7px 11px; background: var(--surface); }
.tag.active { color: #fff; background: var(--blue); border-color: var(--blue); }
.modal-backdrop { position: fixed; inset: 38px 0 0; z-index: 900; display: grid; place-items: center; padding: 20px; background: #111a16aa; }
.modal { width: min(560px, 100%); max-height: calc(100vh - 78px); overflow: auto; padding: 25px; border-radius: 22px; background: var(--surface); box-shadow: 0 28px 90px #0005; }
.modal h2 { padding-right: 36px; }
.modal-close { position: absolute; right: 18px; top: 16px; border: 0; background: transparent; font-size: 24px; }
.modal { position: relative; }
.modal-actions { display: grid; gap: 9px; margin-top: 22px; }
.toast { position: fixed; right: 18px; bottom: 18px; z-index: 1100; max-width: 420px; padding: 13px 16px; border-radius: 13px; color: #fff; background: #26342b; box-shadow: var(--shadow); opacity: 0; pointer-events: none; transform: translateY(10px); transition: .18s ease; }
.toast.show { opacity: 1; transform: translateY(0); }
.prototype-footer { margin-top: 46px; color: var(--muted); font-size: 12px; text-align: center; }
@media (max-width: 780px) {
  .shell { padding: 20px 16px 60px; }
  .topbar { align-items: start; flex-direction: column; }
  .top-actions { justify-content: flex-start; }
  .hero, .detail-grid, .media-columns { grid-template-columns: 1fr; }
  .draft-grid { grid-template-columns: 1fr; }
  .hero-main { padding: 25px; }
  .metrics { grid-template-columns: repeat(2, 1fr); }
  .modal-backdrop { padding: 12px; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }