:root {
  --ink: #14211b;
  --muted: #607068;
  --line: #dbe3de;
  --paper: #f5f7f5;
  --white: #ffffff;
  --green: #0b6b48;
  --green-dark: #064931;
  --green-soft: #e5f3eb;
  --red: #a23a36;
  --red-soft: #fae9e7;
  --amber: #8a6100;
  --amber-soft: #fff4d6;
  --shadow: 0 12px 38px rgba(18, 42, 31, .08);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
.shell { width: min(1180px, calc(100% - 40px)); margin-inline: auto; }
.topbar { height: 72px; padding: 0 max(24px, calc((100% - 1180px) / 2)); display: flex; align-items: center; gap: 36px; background: rgba(255,255,255,.94); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 20; backdrop-filter: blur(12px); }
.brand { color: var(--ink); text-decoration: none; display: flex; align-items: center; gap: 10px; font-weight: 780; letter-spacing: -.02em; font-size: 19px; }
.brand-mark { width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center; background: var(--green); color: white; font-size: 12px; letter-spacing: -.04em; }
nav { display: flex; gap: 8px; }
.nav-link { color: var(--muted); background: transparent; border: 0; text-decoration: none; cursor: pointer; padding: 9px 12px; border-radius: 8px; font-size: 14px; }
.nav-link:hover, .nav-link.active { color: var(--ink); background: #eef2ef; }
.system-chip { margin-left: auto; display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: 12px; padding: 8px 11px; background: var(--paper); border: 1px solid var(--line); border-radius: 999px; }
.pulse { width: 7px; height: 7px; background: var(--amber); border-radius: 50%; }
.system-chip.ready .pulse { background: #1a9b67; box-shadow: 0 0 0 4px rgba(26,155,103,.12); }
.view { display: none; }
.view.active { display: block; }
.hero { padding: 112px 0 70px; max-width: 980px; }
.eyebrow { color: var(--green); font-size: 12px; font-weight: 800; letter-spacing: .15em; text-transform: uppercase; margin-bottom: 18px; }
.hero h1, .evidence-hero h1 { max-width: 900px; margin: 0; font-family: Georgia, "Times New Roman", serif; font-size: clamp(54px, 7.6vw, 98px); line-height: .98; letter-spacing: -.055em; font-weight: 500; }
.hero h1 span { color: var(--green); }
.hero-copy { max-width: 760px; margin: 28px 0 30px; color: var(--muted); font-size: 20px; line-height: 1.6; }
.hero-actions, .export-links { display: flex; gap: 12px; flex-wrap: wrap; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 0 19px; border-radius: 9px; border: 1px solid transparent; text-decoration: none; font-weight: 720; font-size: 14px; cursor: pointer; transition: transform .15s ease, box-shadow .15s ease, background .15s ease; }
.button:hover { transform: translateY(-1px); }
.button.primary { color: white; background: var(--green); box-shadow: 0 7px 18px rgba(11,107,72,.17); }
.button.primary:hover { background: var(--green-dark); }
.button.secondary { color: var(--ink); background: white; border-color: var(--line); }
.microcopy { color: #78867f; font-size: 12px; margin: 14px 0 34px; }
.principle { width: fit-content; display: flex; align-items: center; gap: 12px; padding: 10px 14px; border-radius: 8px; border: 1px solid var(--line); background: rgba(255,255,255,.6); color: var(--muted); font-size: 13px; }
.principle span { color: var(--ink); font-weight: 750; }
.principle i { display: block; width: 18px; height: 1px; background: #acb8b1; }
.benchmark-pending { width: fit-content; display: grid; grid-template-columns: auto auto; gap: 4px 16px; margin-top: 14px; padding: 12px 14px; border-left: 3px solid var(--amber); background: var(--amber-soft); color: var(--amber); font-size: 10px; font-weight: 850; letter-spacing: .08em; }
.benchmark-pending strong { color: var(--ink); font-size: 12px; letter-spacing: 0; }
.benchmark-pending span { grid-column: 1 / -1; color: #756847; font-weight: 500; letter-spacing: 0; }
.trust-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); margin-bottom: 90px; }
.trust-grid article { background: var(--white); padding: 30px; }
.trust-grid .index { color: var(--green); font: 600 13px ui-monospace, SFMono-Regular, monospace; }
.trust-grid h2 { margin: 32px 0 8px; font-size: 18px; }
.trust-grid p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.55; }
.difference-section { margin-bottom: 90px; }
.difference-section .section-heading { margin-bottom: 24px; }
.comparison-table { border: 1px solid var(--line); background: white; }
.comparison-row { display: grid; grid-template-columns: 1fr 1fr 1.35fr; border-bottom: 1px solid var(--line); }
.comparison-row:last-child { border-bottom: 0; }
.comparison-row > * { padding: 15px 18px; border-right: 1px solid var(--line); font-size: 13px; line-height: 1.45; }
.comparison-row > *:last-child { border-right: 0; color: var(--green-dark); }
.comparison-row.header { background: #edf3ef; color: var(--muted); font-size: 10px; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }
.hidden { display: none !important; }
.upload-panel, .processing, .job-workbench { margin-bottom: 80px; }
.upload-panel { padding: 34px; border-radius: 14px; background: white; border: 1px solid var(--line); box-shadow: var(--shadow); }
.section-heading, .job-heading, .panel-title { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; }
.section-heading h2, .job-heading h2 { margin: 0; font: 500 36px/1.1 Georgia, serif; }
.section-heading .eyebrow { margin-bottom: 9px; }
.text-button { border: 0; background: transparent; color: var(--green); cursor: pointer; font-weight: 700; font-size: 13px; }
.notice { margin: 25px 0; padding: 16px 18px; border-left: 3px solid var(--green); background: var(--green-soft); color: #355146; font-size: 14px; }
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-bottom: 18px; }
label { color: #3f5048; font-size: 12px; font-weight: 750; text-transform: uppercase; letter-spacing: .07em; }
input, select, textarea { width: 100%; margin-top: 8px; border: 1px solid var(--line); border-radius: 8px; background: #fafcfb; color: var(--ink); padding: 12px; text-transform: none; letter-spacing: 0; }
input[type=file], select { color: var(--muted); }
textarea { min-height: 110px; resize: vertical; }
.select-label { display: block; margin-bottom: 22px; max-width: 420px; }
.processing { min-height: 260px; display: flex; align-items: center; justify-content: center; gap: 22px; background: white; border: 1px solid var(--line); border-radius: 14px; }
.processing h2 { margin: 0 0 7px; font-size: 20px; }
.processing p { color: var(--muted); margin: 0; }
.spinner { width: 25px; height: 25px; border: 2px solid var(--line); border-top-color: var(--green); border-radius: 50%; animation: spin .75s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.job-workbench { padding-top: 52px; }
.job-heading { align-items: center; margin-bottom: 36px; }
.job-heading .eyebrow { margin-bottom: 9px; }
.job-heading h2 { font-size: 42px; }
.status-badge { padding: 11px 17px; background: var(--green-soft); color: var(--green); border-radius: 999px; font-weight: 850; font-size: 13px; letter-spacing: .06em; }
.status-badge.fail { background: var(--red-soft); color: var(--red); }
.stepper { list-style: none; display: grid; grid-template-columns: repeat(5, 1fr); padding: 0; margin: 0 0 24px; border: 1px solid var(--line); background: white; }
.stepper li { display: flex; align-items: center; gap: 9px; padding: 14px 16px; color: var(--muted); border-right: 1px solid var(--line); font-size: 12px; font-weight: 700; }
.stepper li:last-child { border: 0; }
.stepper span { width: 20px; height: 20px; display: grid; place-items: center; border-radius: 50%; background: var(--green-soft); color: var(--green); font-size: 10px; }
.summary-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin: 12px 0; }
.summary-card { min-height: 136px; padding: 22px; background: white; border: 1px solid var(--line); display: flex; flex-direction: column; }
.summary-card span, .panel-title span { color: var(--muted); font-size: 11px; text-transform: uppercase; font-weight: 800; letter-spacing: .09em; }
.summary-card strong { margin: 18px 0 6px; font-size: 28px; letter-spacing: -.035em; }
.summary-card small { color: #859189; }
.summary-card.emphasis { background: var(--green-dark); color: white; border-color: var(--green-dark); }
.summary-card.emphasis span, .summary-card.emphasis small { color: #c5ddd3; }
.two-column { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 12px 0; }
.panel { background: white; border: 1px solid var(--line); padding: 25px; min-width: 0; }
.panel-title { align-items: center; padding-bottom: 19px; border-bottom: 1px solid var(--line); }
.panel-title h3 { margin: 5px 0 0; font-size: 18px; letter-spacing: -.02em; }
.label { color: var(--green) !important; padding: 6px 9px; border: 1px solid #badbca; border-radius: 999px; font-size: 9px !important; }
.label.synthetic { color: var(--amber) !important; border-color: #dcc98e; }
.inventory-list { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 21px; }
.inventory-list div { min-width: 0; }
.inventory-list dt { color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .07em; }
.inventory-list dd { margin: 7px 0 0; font-size: 14px; font-weight: 700; line-height: 1.5; }
.pill-row { display: flex; gap: 6px; flex-wrap: wrap; }
.pill { padding: 5px 8px; border-radius: 5px; background: #eef3f0; color: #345347; font: 650 11px ui-monospace, monospace; }
.timeline { margin-top: 20px; max-height: 330px; overflow: auto; }
.timeline-item { position: relative; padding: 0 0 18px 28px; color: var(--muted); font-size: 12px; }
.timeline-item:before { content: ""; position: absolute; left: 5px; top: 4px; width: 8px; height: 8px; border-radius: 50%; border: 2px solid var(--green); background: white; }
.timeline-item:after { content: ""; position: absolute; left: 10px; top: 17px; bottom: 2px; width: 1px; background: var(--line); }
.timeline-item:last-child:after { display: none; }
.timeline-item strong { color: var(--ink); display: block; margin-bottom: 3px; font-size: 13px; }
.actor-badge { display: inline-block; margin-right: 7px; padding: 2px 5px; border-radius: 4px; background: #edf1ef; color: #58675f; font-size: 8px; font-weight: 900; letter-spacing: .07em; }
.actor-badge.gemini { background: #e8effe; color: #2b56a2; }
.actor-badge.deterministic_fallback { background: var(--amber-soft); color: var(--amber); }
.ai-operations-panel { margin: 12px 0; }
.role-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-top: 20px; }
.role-card { min-height: 150px; padding: 16px; border: 1px solid var(--line); border-top-width: 3px; }
.role-card.gemini { border-top-color: #4f73bf; }
.role-card.deterministic { border-top-color: var(--green); }
.role-card.fallback { border-top-color: var(--amber); }
.role-card.human { border-top-color: #7a5a97; }
.role-card span { color: var(--muted); font-size: 10px; font-weight: 850; letter-spacing: .07em; text-transform: uppercase; }
.role-card strong { display: block; margin: 14px 0 8px; font-size: 30px; }
.role-card p { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.5; }
.provenance-note { margin-top: 12px; padding: 14px 16px; background: #f5f8f6; color: #45564d; font-size: 12px; line-height: 1.5; }
.validation-panel { margin: 12px 0; }
.tolerance { font: 11px ui-monospace, monospace; color: var(--muted); text-align: right; }
.check-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 28px; margin-top: 10px; }
.check { display: grid; grid-template-columns: 22px 1fr auto; align-items: center; gap: 9px; min-height: 48px; border-bottom: 1px solid #edf1ee; font-size: 13px; }
.check-icon { width: 18px; height: 18px; display: grid; place-items: center; border-radius: 50%; background: var(--green-soft); color: var(--green); font-size: 10px; font-weight: 900; }
.check.fail .check-icon { background: var(--red-soft); color: var(--red); }
.check.skip .check-icon { background: #eff1f0; color: #7c8781; }
.check-detail { color: var(--muted); font-size: 11px; max-width: 190px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.delivery-row { align-items: stretch; }
.code-panel pre { margin: 17px -25px -25px; padding: 22px 25px; max-height: 460px; overflow: auto; background: #13251d; color: #d8e9df; font: 11px/1.7 ui-monospace, SFMono-Regular, Menlo, monospace; }
.delivery-panel p { color: var(--muted); line-height: 1.55; font-size: 14px; }
.artifact-links { display: grid; gap: 8px; margin: 20px 0; }
.artifact-link { display: flex; align-items: center; justify-content: space-between; color: var(--ink); text-decoration: none; border: 1px solid var(--line); padding: 12px 14px; border-radius: 8px; font-size: 13px; font-weight: 700; }
.artifact-link:hover { border-color: #9fc2b1; background: #fafcfb; }
.artifact-link span { color: var(--green); }
.privacy-card { margin-top: 22px; background: var(--green-soft); border-radius: 8px; padding: 15px; display: grid; gap: 5px; font-size: 12px; color: #3c5a4e; }
.pilot-section { display: grid; grid-template-columns: .8fr 1.2fr; gap: 70px; margin-top: 35px; margin-bottom: 100px; padding: 48px; background: white; border: 1px solid var(--line); box-shadow: var(--shadow); }
.pilot-copy h2 { margin: 0; font: 500 44px/1.05 Georgia, serif; letter-spacing: -.035em; }
.pilot-copy p { color: var(--muted); line-height: 1.65; }
.pilot-form .microcopy { margin-bottom: 0; }
.evidence-hero { padding: 90px 0 55px; display: flex; align-items: flex-end; justify-content: space-between; gap: 50px; }
.evidence-hero h1 { font-size: clamp(48px, 6vw, 76px); max-width: 740px; }
.evidence-hero p { color: var(--muted); font-size: 17px; }
.evidence-content { min-height: 340px; margin-bottom: 100px; }
.evidence-sections { display: grid; gap: 12px; }
.evidence-section { padding: 26px; background: white; border: 1px solid var(--line); }
.evidence-section h2 { margin: 0 0 20px; font-size: 18px; text-transform: capitalize; }
.metric-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.metric { padding: 17px; border: 1px solid var(--line); min-width: 0; }
.metric span { display: block; color: var(--muted); font-size: 10px; text-transform: uppercase; letter-spacing: .06em; overflow-wrap: anywhere; }
.metric strong { display: block; margin-top: 12px; font-size: 22px; overflow-wrap: anywhere; }
.empty-state { padding: 28px; color: var(--muted); background: #fafcfb; border-left: 3px solid var(--line); }
footer { border-top: 1px solid var(--line); background: white; color: var(--muted); font-size: 12px; }
footer .shell { min-height: 86px; display: flex; align-items: center; gap: 24px; }
footer strong { color: var(--ink); }
footer span:last-child { margin-left: auto; }
#toast { position: fixed; left: 50%; bottom: 28px; transform: translate(-50%, 20px); opacity: 0; pointer-events: none; background: var(--ink); color: white; padding: 11px 15px; border-radius: 8px; font-size: 13px; transition: .2s ease; z-index: 50; }
#toast.show { opacity: 1; transform: translate(-50%, 0); }
@media (max-width: 850px) {
  .topbar { gap: 12px; padding-inline: 18px; } .system-chip { display: none; }
  .hero { padding-top: 74px; } .hero h1 { font-size: 58px; }
  .trust-grid, .two-column, .form-grid, .pilot-section { grid-template-columns: 1fr; }
  .summary-grid { grid-template-columns: 1fr 1fr; }
  .stepper { grid-template-columns: 1fr; } .stepper li { border-right: 0; border-bottom: 1px solid var(--line); }
  .check-grid { grid-template-columns: 1fr; }
  .evidence-hero { align-items: flex-start; flex-direction: column; }
  .metric-grid { grid-template-columns: 1fr 1fr; }
  .role-grid { grid-template-columns: 1fr 1fr; }
  .comparison-row { grid-template-columns: .8fr 1fr 1.2fr; }
}
@media (max-width: 560px) {
  .shell { width: min(100% - 24px, 1180px); } nav .nav-link:last-child { display: none; }
  .hero h1 { font-size: 45px; } .hero-copy { font-size: 17px; }
  .summary-grid, .inventory-list, .metric-grid, .role-grid { grid-template-columns: 1fr; }
  .comparison-table { overflow-x: auto; }
  .comparison-row { min-width: 680px; }
  .pilot-section { padding: 28px 20px; gap: 30px; }
  .job-heading { align-items: flex-start; flex-direction: column; }
  .principle { gap: 7px; } footer .shell { flex-wrap: wrap; padding-block: 20px; } footer span:last-child { margin-left: 0; }
}