:root {
  --ink: #0d1014;
  --panel: #151a20;
  --panel-soft: #1b2229;
  --paper: #eee9e0;
  --paper-deep: #dcd7cf;
  --muted: #a4adb1;
  --quiet: #707c81;
  --line: rgba(238, 233, 224, .15);
  --line-strong: rgba(238, 233, 224, .28);
  --red: #d14b4b;
  --red-dark: #ad3838;
  --gold: #b9a47a;
  --mint: #a6c8c6;
  --white: #fff;
}

* { box-sizing: border-box; letter-spacing: 0; }
html { background: var(--ink); color-scheme: dark; scroll-behavior: smooth; }
body { margin: 0; color: var(--paper); background: var(--ink); font-family: Inter, "PingFang SC", "Microsoft YaHei", sans-serif; }
body:has(.modal-backdrop.is-open), body:has(.wait-overlay.is-visible) { overflow: hidden; }
button, textarea, select, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }
button:disabled { cursor: not-allowed; opacity: .48; transform: none !important; }
a { color: inherit; }
p, h1, h2, h3, dl, dd { margin-top: 0; }
[hidden] { display: none !important; }
::selection { background: var(--red); color: #fff; }

.app-shell { min-height: 100vh; max-width: 1240px; margin: 0 auto; padding: 0 38px; position: relative; }
.topbar { min-height: 88px; display: flex; align-items: center; justify-content: space-between; gap: 32px; border-bottom: 1px solid var(--line); }
.brand { display: inline-flex; flex-direction: column; gap: 5px; color: var(--paper); text-decoration: none; flex: 0 0 auto; }
.brand-mark { font-size: 24px; font-weight: 800; line-height: 1; }
.brand-line, .eyebrow, .shell-number, .shell-label, .topbar-meta, .site-footer, .mode-mark { font-size: 10px; text-transform: uppercase; color: var(--muted); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.topnav { display: flex; align-items: center; gap: 6px; }
.nav-button { appearance: none; border: 0; background: transparent; color: var(--muted); padding: 10px 12px; text-decoration: none; font-size: 13px; transition: color .2s, background .2s; }
.nav-button:hover { color: var(--paper); background: var(--panel); }
.nav-login { border: 1px solid var(--line-strong); color: var(--paper); min-width: 62px; }
.screen { display: none; padding: 70px 0 110px; min-height: calc(100vh - 150px); }
.screen-home { padding-top: 0; }
.screen.is-active { display: block; animation: enter .35s ease-out; }
@keyframes enter { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

.hero-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(340px, .78fr); gap: 9%; align-items: center; min-height: clamp(560px, calc(100svh - 150px), 720px); padding: 38px 0 58px; }
.hero-copy { min-width: 0; }
.eyebrow { color: var(--red); margin: 0 0 22px; }
h1 { font-size: 70px; line-height: 1.04; font-weight: 500; margin-bottom: 25px; }
h1 em { font-style: normal; color: var(--mint); }
.hero-text { max-width: 535px; color: var(--muted); font-size: 16px; line-height: 1.8; margin-bottom: 29px; }
.hero-tags { max-width: 650px; display: flex; flex-wrap: wrap; gap: 8px; margin: -8px 0 28px; }
.hero-tags span { color: var(--mint); border: 1px solid rgba(166, 200, 198, .26); background: rgba(166, 200, 198, .06); padding: 8px 10px; font-size: 12px; line-height: 1; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }
.privacy-note, .pricing-note { color: var(--quiet); font-size: 12px; line-height: 1.8; max-width: 520px; margin: 19px 0 0; }
.primary-button, .quiet-button { appearance: none; border-radius: 0; padding: 14px 19px; min-height: 50px; display: inline-flex; align-items: center; justify-content: center; gap: 20px; font-weight: 700; transition: background .2s, color .2s, border-color .2s, transform .2s; }
.primary-button { background: var(--red); color: var(--white); border: 1px solid var(--red); }
.primary-button:hover { background: var(--red-dark); border-color: var(--red-dark); transform: translateY(-2px); }
.quiet-button { background: transparent; color: var(--paper); border: 1px solid var(--line-strong); }
.quiet-button:hover { border-color: var(--mint); color: var(--mint); transform: translateY(-1px); }
.primary-button span, .quiet-button span { font-size: 18px; }
.hero-archive { min-height: 390px; display: grid; place-items: center; }
.archive-frame { width: min(100%, 390px); aspect-ratio: .81; background: var(--panel); border: 1px solid var(--line); position: relative; padding: 42px 34px; box-shadow: 18px 18px 0 rgba(185, 164, 122, .09); }
.archive-frame::before { content: ""; position: absolute; inset: 16px; border: 1px solid rgba(166, 200, 198, .2); pointer-events: none; }
.archive-stamp { position: absolute; top: 44px; right: 36px; border: 1px solid var(--red); color: var(--red); padding: 8px 10px; font: 700 10px/1.35 ui-monospace, monospace; transform: rotate(7deg); }
.archive-lines { position: absolute; left: 60px; right: 45px; top: 145px; display: grid; gap: 18px; }
.archive-lines span { height: 1px; background: rgba(238, 233, 224, .17); display: block; }
.archive-lines span:nth-child(2) { width: 70%; background: rgba(166, 200, 198, .45); }
.archive-lines span:nth-child(3) { width: 83%; }
.archive-lines span:nth-child(4) { width: 46%; background: rgba(185, 164, 122, .55); }
.archive-index { position: absolute; left: 58px; bottom: 63px; color: var(--paper); font: 15px/1.7 ui-monospace, monospace; }
.archive-index small { font-size: 9px; color: var(--muted); }
.archive-seal { position: absolute; bottom: 33px; right: 34px; width: 54px; height: 54px; border: 1px solid var(--gold); color: var(--gold); display: grid; place-items: center; font-size: 22px; transform: rotate(-14deg); }

.section-heading { display: grid; grid-template-columns: 55px minmax(0, 1fr) auto; gap: 18px; align-items: baseline; border-top: 1px solid var(--line); padding: 26px 0 17px; }
.section-heading > span, .archive-heading > span { color: var(--red); font: 12px ui-monospace, monospace; }
.section-heading h2, .archive-heading h2 { font-size: 24px; font-weight: 500; margin-bottom: 0; }
.section-heading p { color: var(--muted); font-size: 13px; }
.home-section-heading { margin-top: 4px; }
.mode-grid { display: grid; grid-template-columns: 1fr 1fr; border: 1px solid var(--line); margin-bottom: 0; }
.mode-card { appearance: none; min-height: 250px; border: 0; background: transparent; color: var(--paper); text-align: left; padding: 30px; display: flex; flex-direction: column; align-items: flex-start; transition: background .25s, box-shadow .25s; }
.mode-card + .mode-card { border-left: 1px solid var(--line); }
.mode-card:hover { background: var(--panel); box-shadow: inset 0 -3px 0 var(--mint); }
.mode-card:focus-visible { outline: 2px solid var(--mint); outline-offset: -2px; }
.mode-card .mode-mark { color: var(--red); margin-bottom: 42px; }
.mode-card strong { font-size: 25px; font-weight: 500; margin-bottom: 11px; }
.mode-card p { color: var(--muted); line-height: 1.7; max-width: 440px; }
.mode-meta { margin-top: auto; color: var(--mint); font: 12px ui-monospace, monospace; }
.mode-deep .mode-mark { color: var(--gold); }
.home-trust-line { min-height: 58px; display: flex; align-items: center; gap: 18px; color: var(--quiet); border-bottom: 1px solid var(--line); font: 10px ui-monospace, SFMono-Regular, Menlo, monospace; }
.home-trust-line span:first-child { color: var(--mint); }
.home-trust-line i { width: 3px; height: 3px; background: var(--gold); }
.home-more { margin: 48px 0 78px; border-top: 1px solid var(--line-strong); border-bottom: 1px solid var(--line-strong); }
.home-more > summary { list-style: none; min-height: 86px; display: grid; grid-template-columns: minmax(0, 1fr) auto 30px; align-items: center; gap: 24px; cursor: pointer; }
.home-more > summary::-webkit-details-marker { display: none; }
.home-more > summary span { font-size: 19px; font-weight: 500; }
.home-more > summary small { color: var(--quiet); font-size: 12px; }
.home-more > summary b { color: var(--mint); font-size: 25px; font-weight: 300; text-align: center; transition: transform .25s; }
.home-more[open] > summary b { transform: rotate(45deg); }
.home-more[open] > summary { border-bottom: 1px solid var(--line); }
.home-more-content { padding: 58px 0 52px; }
.usecase-strip { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--line); margin-bottom: 72px; }
.usecase-strip > div { min-height: 215px; padding: 26px; }
.usecase-strip > div + div { border-left: 1px solid var(--line); }
.usecase-strip span, .feature-grid span { color: var(--red); font: 10px ui-monospace, monospace; text-transform: uppercase; }
.usecase-strip strong, .feature-grid strong { display: block; margin: 43px 0 12px; font-size: 18px; line-height: 1.5; font-weight: 500; }
.usecase-strip p, .feature-grid p { color: var(--muted); font-size: 13px; line-height: 1.7; }
.seo-intro { padding: 66px 0 72px; border-top: 1px solid var(--line); }
.seo-intro h2 { font-size: 42px; font-weight: 500; margin-bottom: 22px; }
.seo-intro > p:not(.eyebrow) { max-width: 800px; color: var(--muted); font-size: 17px; line-height: 1.9; }
.seo-columns { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border-top: 1px solid var(--line); margin-top: 45px; }
.seo-columns div { padding: 24px 25px 0 0; display: grid; gap: 10px; }
.seo-columns b { color: var(--paper); font-size: 14px; }
.seo-columns span { color: var(--muted); line-height: 1.7; font-size: 13px; }
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); margin-bottom: 55px; }
.feature-grid > div { min-height: 235px; padding: 24px; }
.feature-grid > div + div { border-left: 1px solid var(--line); }
.home-bottom-links { display: flex; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.home-bottom-links a, .home-bottom-links button { appearance: none; flex: 1; background: var(--panel); color: var(--paper); border: 0; padding: 25px; display: flex; justify-content: space-between; text-decoration: none; font-size: 15px; }
.home-bottom-links a:hover, .home-bottom-links button:hover { background: var(--panel-soft); color: var(--mint); }

.back-button, .text-button, .icon-text-button { appearance: none; background: transparent; color: var(--muted); border: 0; padding: 0; }
.back-button:hover, .text-button:hover, .icon-text-button:hover { color: var(--paper); }
.screen-heading { max-width: 760px; margin: 64px 0 45px; }
.screen-heading h1, .conversation-heading h1, .report-heading h1 { font-size: 58px; margin-bottom: 16px; }
.screen-heading p:not(.eyebrow), .conversation-heading p:not(.eyebrow), .report-heading p:not(.eyebrow) { color: var(--muted); font-size: 16px; line-height: 1.7; }
.selected-mode { max-width: 720px; display: grid; grid-template-columns: 110px 70px minmax(0, 1fr); gap: 14px; align-items: center; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 18px 0; margin-bottom: 34px; }
.selected-mode .mode-mark { color: var(--gold); }
.selected-mode strong { font-size: 16px; }
.selected-mode > span:last-child { color: var(--muted); font-size: 12px; text-align: right; }
.intake-form { max-width: 720px; }
.intake-form label, .auth-modal label, .evidence-tools label, .review-form > label { color: var(--muted); display: block; font-size: 12px; margin: 0 0 10px; }
.intake-form textarea, .message-form textarea, .auth-modal input:not([type="checkbox"]), .evidence-tools input, .evidence-tools textarea, .review-form textarea, .review-form > input { appearance: none; width: 100%; color: var(--paper); background: var(--panel); border: 1px solid var(--line); border-radius: 0; outline: 0; padding: 16px; resize: vertical; }
.intake-form textarea:focus, .message-form textarea:focus, .auth-modal input:focus, .evidence-tools input:focus, .evidence-tools textarea:focus, .review-form textarea:focus, .review-form > input:focus { border-color: var(--mint); box-shadow: inset 3px 0 0 var(--mint); }
input::placeholder, textarea::placeholder { color: #667176; }
.question-hint { color: var(--quiet); font-size: 12px; line-height: 1.7; margin: 11px 0 0; max-width: 620px; }
.form-footer { display: flex; justify-content: space-between; align-items: center; margin-top: 15px; }
#char-count { color: var(--quiet); font: 11px ui-monospace, monospace; }
.form-error { min-height: 20px; color: #e36b6b; font-size: 13px; margin-top: 16px; line-height: 1.5; }
.form-hint { min-height: 26px; color: var(--gold); font-size: 12px; line-height: 1.6; }

.conversation-top { display: flex; justify-content: space-between; align-items: center; }
.shell-label { color: var(--gold); }
.conversation-heading { max-width: 720px; margin: 65px 0 34px; }
.progress-rail { max-width: 760px; display: grid; grid-template-columns: auto 1fr auto 1fr auto 1fr auto; align-items: center; margin: 0 0 38px; }
.progress-rail i { height: 1px; background: var(--line); }
.progress-step { color: var(--quiet); font: 10px ui-monospace, monospace; padding: 7px 9px; border: 1px solid var(--line); }
.progress-step.is-current { color: var(--ink); background: var(--mint); border-color: var(--mint); }
.progress-step.is-done { color: var(--mint); border-color: var(--mint); }
.message-list { max-width: 760px; display: grid; gap: 16px; }
.message { display: flex; gap: 13px; align-items: flex-start; }
.message-badge { flex: 0 0 34px; height: 34px; border: 1px solid var(--line); display: grid; place-items: center; color: var(--mint); font: 12px ui-monospace, monospace; }
.message.user .message-badge { color: var(--gold); }
.message-body { max-width: 650px; padding: 15px 18px; background: var(--panel); border-left: 2px solid var(--mint); color: var(--paper); line-height: 1.75; white-space: pre-wrap; }
.message.user { justify-content: flex-end; }
.message.user .message-badge { order: 2; }
.message.user .message-body { background: var(--panel-soft); border-left: 0; border-right: 2px solid var(--gold); }
.thinking-message { display: flex; align-items: center; gap: 13px; color: var(--muted); min-height: 52px; font-size: 13px; }
.thinking-mark { width: 34px; height: 34px; border: 1px solid var(--line); display: flex; align-items: center; justify-content: center; gap: 3px; }
.thinking-mark i { width: 3px; height: 3px; background: var(--mint); animation: thinking 1.1s infinite ease-in-out; }
.thinking-mark i:nth-child(2) { animation-delay: .16s; }
.thinking-mark i:nth-child(3) { animation-delay: .32s; }
@keyframes thinking { 0%, 70%, 100% { transform: translateY(0); opacity: .35; } 35% { transform: translateY(-4px); opacity: 1; } }
.message-form { max-width: 760px; display: flex; gap: 10px; margin-top: 30px; align-items: flex-end; }
.message-form textarea { min-height: 66px; }
.send-button { appearance: none; flex: 0 0 58px; height: 58px; border: 1px solid var(--mint); background: var(--mint); color: var(--ink); font-size: 24px; border-radius: 0; }
.send-button:hover { background: var(--paper); border-color: var(--paper); }
.conversation-state { max-width: 760px; padding-top: 18px; color: var(--quiet); font-size: 12px; }
.decision-gate { max-width: 760px; margin-top: 28px; padding: 34px; position: relative; overflow: hidden; border: 1px solid rgba(166, 200, 198, .42); background: linear-gradient(135deg, rgba(166, 200, 198, .12), rgba(21, 26, 32, .96) 48%); }
.decision-gate::after { content: ""; position: absolute; width: 190px; height: 190px; right: -78px; top: -82px; border: 1px solid rgba(185, 164, 122, .34); transform: rotate(45deg); }
.decision-gate > * { position: relative; z-index: 1; }
.decision-gate > span { display: block; color: var(--gold); font: 10px ui-monospace, monospace; }
.decision-gate h2 { max-width: 470px; margin: 22px 0 11px; font-size: 32px; font-weight: 500; }
.decision-gate p { max-width: 610px; color: var(--muted); line-height: 1.8; margin-bottom: 23px; }
.decision-gate .gate-error { color: #e39b9b; margin: -6px 0 18px; font-size: 13px; line-height: 1.65; }
.decision-gate small { display: block; margin-top: 14px; color: var(--quiet); font-size: 11px; }
.evidence-drawer { max-width: 760px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); margin-top: 35px; }
.evidence-drawer summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: baseline; gap: 20px; padding: 19px 0; }
.evidence-drawer summary::-webkit-details-marker { display: none; }
.evidence-drawer summary span { color: var(--gold); font-size: 14px; }
.evidence-drawer summary small { color: var(--quiet); }
.evidence-drawer[open] summary { border-bottom: 1px solid var(--line); }
.evidence-tools { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; padding: 28px 0; }
.evidence-tools form + form { border-left: 1px solid var(--line); padding-left: 28px; }
.evidence-tools input, .evidence-tools textarea { margin-bottom: 11px; }
.file-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.file-button { appearance: none; border: 1px solid var(--line-strong); color: var(--paper) !important; min-height: 42px; padding: 11px 13px; margin: 0 !important; cursor: pointer; transition: border-color .2s, color .2s; }
.file-button:hover { border-color: var(--mint); color: var(--mint) !important; }
.file-button input { position: absolute; inline-size: 1px; block-size: 1px; opacity: 0; pointer-events: none; }
#record-button { min-height: 42px; padding: 9px 12px; font-size: 12px; }
#record-button.is-recording { color: #fff; border-color: var(--red); background: var(--red); animation: recording 1.1s ease-in-out infinite alternate; }
@keyframes recording { to { opacity: .66; } }
.evidence-list { display: grid; gap: 1px; background: var(--line); }
.evidence-item { background: var(--panel); padding: 17px; display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 16px; align-items: center; }
.evidence-item > div { display: grid; gap: 5px; }
.evidence-item span { color: var(--red); font: 9px ui-monospace, monospace; text-transform: uppercase; }
.evidence-item strong { font-size: 14px; }
.evidence-item p { color: var(--muted); font-size: 12px; line-height: 1.6; margin: 0; white-space: pre-wrap; }
.evidence-item img { width: 74px; height: 74px; object-fit: cover; border: 1px solid var(--line); }
.evidence-item audio { width: 220px; height: 36px; filter: grayscale(1) contrast(1.2); }
.evidence-item .icon-text-button { grid-column: 2; justify-self: end; color: var(--red); font-size: 11px; }
.empty-line { color: var(--quiet); font-size: 13px; line-height: 1.7; padding: 18px 0; margin: 0; }

.report-heading { max-width: 760px; margin: 60px 0 42px; }
.report-paper { max-width: 920px; background: var(--paper); color: var(--ink); padding: 56px; position: relative; }
.report-paper::before { content: "SHANGKE / RESULT"; display: block; color: #737b78; font: 10px ui-monospace, monospace; margin-bottom: 35px; }
.report-section { border-top: 1px solid rgba(13, 16, 20, .18); padding-top: 20px; margin-top: 30px; }
.report-section:first-child { border-top: 0; margin-top: 0; }
.report-section h3, .report-subsection h3 { margin: 0 0 14px; font-size: 11px; text-transform: uppercase; color: #6f7672; }
.report-section > p { line-height: 1.85; margin-bottom: 0; }
.report-list { padding-left: 19px; margin: 0; line-height: 1.9; }
.decision-verdict { color: var(--paper); background: var(--ink); padding: 34px; border-top: 4px solid var(--red); }
.decision-verdict > span { color: var(--mint); font: 10px ui-monospace, monospace; }
.decision-verdict h2 { max-width: 650px; margin: 19px 0 13px; font-size: 35px; line-height: 1.22; font-weight: 500; }
.decision-verdict > p { max-width: 700px; color: #d6dbd6; font-size: 15px; line-height: 1.85; }
.decision-verdict .verdict-reason { color: var(--mint); }
.verdict-meta { display: grid; grid-template-columns: .7fr 1.4fr 1.4fr; margin-top: 29px; border-top: 1px solid rgba(238, 233, 224, .2); }
.verdict-meta > div { padding: 15px 14px 0 0; display: grid; gap: 7px; }
.verdict-meta > div + div { border-left: 1px solid rgba(238, 233, 224, .2); padding-left: 15px; }
.verdict-meta small { color: var(--gold); font: 9px ui-monospace, monospace; }
.verdict-meta strong { color: var(--paper); font-size: 12px; line-height: 1.65; font-weight: 500; }
.question-reframed > p { font-size: 17px; }
.decision-rule { background: #dce6e3; border-top: 3px solid #6e9995; padding: 23px; }
.decision-rule small { display: block; margin-top: 14px; color: #56736e; font-size: 12px; }
.evidence-chains { display: grid; gap: 1px; background: rgba(13, 16, 20, .18); }
.evidence-chains article { min-height: 126px; display: grid; grid-template-columns: 45px minmax(0, 1.05fr) minmax(0, 1fr); gap: 18px; align-items: start; padding: 18px; background: var(--paper); }
.evidence-chains span { color: #947f57; font: 11px ui-monospace, monospace; }
.evidence-chains p { margin: 0; color: #3f4846; font-size: 13px; line-height: 1.75; }
.evidence-chains p:nth-of-type(1)::before { content: "你提供的信息"; display: block; margin-bottom: 5px; color: #737b78; font: 9px ui-monospace, monospace; }
.evidence-chains p:nth-of-type(2)::before { content: "它意味着"; display: block; margin-bottom: 5px; color: #737b78; font: 9px ui-monospace, monospace; }
.evidence-chains strong { grid-column: 2 / -1; color: #1e5048; font-size: 13px; line-height: 1.65; }
.evidence-chains strong::before { content: "所以会改变选择"; display: block; margin-bottom: 5px; color: #737b78; font: 9px ui-monospace, monospace; font-weight: 400; }
.future-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.future-card { border: 1px solid rgba(13, 16, 20, .24); padding: 22px; background: #f1eee8; }
.future-card.is-recommended { background: #e0ece9; border: 2px solid #5b8f88; padding: 21px; box-shadow: inset 0 0 0 1px rgba(13, 16, 20, .08); }
.future-top { display: flex; justify-content: space-between; gap: 10px; align-items: center; }
.future-top span { color: #947f57; font: 10px ui-monospace, monospace; }
.future-top small { color: #25645d; padding: 4px 6px; border: 1px solid currentColor; font-size: 9px; }
.future-card:not(.is-recommended) .future-top small { color: #737b78; }
.future-card h4 { margin: 23px 0 8px; font-size: 21px; line-height: 1.35; font-weight: 500; }
.future-choice { min-height: 46px; color: #3f4846; font-size: 13px; line-height: 1.75; }
.future-card dl { display: grid; grid-template-columns: 60px 1fr; margin: 19px 0; padding: 13px 0; border-top: 1px solid rgba(13, 16, 20, .15); border-bottom: 1px solid rgba(13, 16, 20, .15); }
.future-card dt, .future-card dd { padding: 6px 0; font-size: 12px; line-height: 1.65; }
.future-card dt { color: #737b78; }
.future-card dd { color: #28302e; }
.future-reality { display: grid; gap: 9px; }
.future-reality p { margin: 0; color: #3f4846; font-size: 12px; line-height: 1.7; }
.future-reality b { color: #1e5048; font-weight: 600; }
.deep-dive { background: #e8dfcf; border-top: 4px solid #a48655; padding: 25px; }
.counter-case { color: #402e1f; font-size: 15px; }
.counter-case::before { content: "反证检验"; display: block; margin-bottom: 9px; color: #80653c; font: 10px ui-monospace, monospace; }
.evidence-gaps { margin-top: 22px; }
.evidence-gaps > strong, .stop-conditions > strong { display: block; margin-bottom: 8px; color: #5d4e35; font-size: 12px; }
.evidence-gaps .report-list { color: #4d4437; font-size: 13px; }
.reality-test { margin-top: 23px; padding: 20px; background: rgba(255, 255, 255, .44); border: 1px solid rgba(91, 70, 41, .28); }
.reality-test > strong { display: block; font-size: 18px; }
.reality-test > p { margin: 9px 0 16px; color: #4d4437; }
.reality-test dl { display: grid; grid-template-columns: 75px 1fr; margin: 0; border-top: 1px solid rgba(91, 70, 41, .2); }
.reality-test dt, .reality-test dd { padding: 8px 0; border-bottom: 1px solid rgba(91, 70, 41, .2); font-size: 12px; line-height: 1.65; }
.reality-test dt { color: #80653c; }
.deep-dive > small { display: block; margin-top: 17px; color: #5d4e35; font-size: 12px; line-height: 1.65; }
.action-section { background: #e1e9e7; padding: 24px; border-top: 3px solid #6e9995; }
.action-section h3 { color: #466b66; }
.action-deadline { margin: 18px 0 0 !important; color: #2e5952; }
.stop-conditions { margin-top: 20px; }
.stop-conditions .report-list { color: #3f4846; font-size: 13px; }
.uncertainty-section { background: #f0e7e1; padding: 23px; border-top: 3px solid #b76a5f; }
.uncertainty-section .report-list { color: #5b403b; font-size: 13px; }
.review-plan { border: 1px solid #a69573; padding: 23px; display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.review-plan h3 { grid-column: 1 / -1; }
.review-plan > div strong { display: block; margin-bottom: 9px; color: #80653c; font-size: 12px; }
.review-plan .report-list { font-size: 13px; }
.decision-map { display: grid; grid-template-columns: 1fr 1fr; border: 1px solid rgba(13, 16, 20, .18); }
.decision-map > div { padding: 17px; min-height: 135px; }
.decision-map > div:nth-child(even) { border-left: 1px solid rgba(13, 16, 20, .18); }
.decision-map > div:nth-child(n+3) { border-top: 1px solid rgba(13, 16, 20, .18); }
.decision-map strong { font-size: 13px; }
.decision-map ul { margin: 10px 0 0; padding-left: 17px; color: #3f4846; font-size: 13px; line-height: 1.7; }
.option-list { display: grid; gap: 12px; }
.option { border: 1px solid rgba(13, 16, 20, .2); padding: 18px; }
.option-top { display: flex; gap: 13px; align-items: baseline; margin-bottom: 9px; }
.option-top span { color: #947f57; font: 11px ui-monospace, monospace; }
.option strong { font-size: 18px; }
.option > p { color: #3f4846; font-size: 14px; line-height: 1.75; }
.option dl { display: grid; grid-template-columns: 72px 1fr; border-top: 1px solid rgba(13, 16, 20, .12); margin-bottom: 0; }
.option dt, .option dd { padding: 8px 0; border-bottom: 1px solid rgba(13, 16, 20, .12); font-size: 12px; line-height: 1.6; }
.option dt { color: #727875; }
.option dd { color: #303735; }
.stress-section { background: #dfe7e4; padding: 24px; border-top: 3px solid #6e9995; }
.report-subsection { margin-top: 18px; }
.report-subsection .report-list { font-size: 13px; }
.recommendation { background: var(--ink); color: var(--paper); padding: 24px; border-top: 3px solid var(--red); }
.recommendation h3 { color: var(--mint); }
.action-timeline { display: grid; gap: 1px; background: rgba(13, 16, 20, .15); }
.action-timeline > div { display: grid; grid-template-columns: 60px 1fr; background: var(--paper); padding: 16px; }
.action-timeline span { color: #947f57; font: 12px ui-monospace, monospace; }
.action-timeline ul { margin: 0; padding-left: 17px; line-height: 1.8; }
.review-plan { border: 1px solid #a69573; padding: 23px; }
.report-footer { max-width: 920px; display: flex; align-items: center; justify-content: space-between; padding-top: 27px; }
.report-footer p { color: var(--muted); font-size: 13px; }
.report-footer strong { color: var(--mint); }

.account-heading { max-width: 800px; }
.account-content { display: grid; gap: 48px; }
.account-empty { border-top: 1px solid var(--line); padding-top: 30px; }
.account-empty strong { font-size: 22px; }
.account-empty p { color: var(--muted); }
.profile-band { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--line); }
.profile-band > div { min-height: 150px; padding: 23px; display: flex; flex-direction: column; }
.profile-band > div + div { border-left: 1px solid var(--line); }
.profile-band span { color: var(--red); font: 10px ui-monospace, monospace; }
.profile-band strong { font-size: 23px; margin: auto 0 8px; }
.profile-band small { color: var(--quiet); }
.account-layout { display: grid; grid-template-columns: 1.25fr .75fr; gap: 46px; }
.archive-heading { display: grid; grid-template-columns: 42px 1fr; align-items: baseline; border-top: 1px solid var(--line); padding: 22px 0; }
.history-list, .review-list { border-top: 1px solid var(--line); }
.history-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 22px; align-items: center; padding: 19px 0; border-bottom: 1px solid var(--line); }
.history-row > div:first-child { display: grid; gap: 7px; min-width: 0; }
.history-row span, .review-row > span { color: var(--red); font: 9px ui-monospace, monospace; text-transform: uppercase; }
.history-row strong { font-size: 15px; line-height: 1.5; white-space: normal; overflow-wrap: anywhere; word-break: break-word; }
.history-row small, .review-row small { color: var(--quiet); }
.history-row > div:last-child { display: flex; gap: 12px; align-items: center; }
.history-row .quiet-button, .review-row .quiet-button { min-height: 38px; padding: 8px 11px; font-size: 11px; }
.history-row .icon-text-button { color: var(--red); font-size: 11px; }
.review-row { border-bottom: 1px solid var(--line); padding: 18px 0; display: grid; gap: 7px; }
.review-row .quiet-button { justify-self: start; margin-top: 8px; }
.review-form { margin-top: 15px; padding: 18px; background: var(--panel); border-left: 2px solid var(--mint); }
.review-form textarea, .review-form > input { margin-bottom: 15px; }
.segmented { display: grid; grid-template-columns: repeat(3, 1fr); margin-bottom: 15px; border: 1px solid var(--line); }
.segmented label { margin: 0; cursor: pointer; }
.segmented input { position: absolute; opacity: 0; pointer-events: none; }
.segmented span { display: block; padding: 10px 8px; text-align: center; color: var(--muted); font-size: 11px; }
.segmented label + label span { border-left: 1px solid var(--line); }
.segmented input:checked + span { background: var(--mint); color: var(--ink); }
.orders-section { max-width: 760px; }
.order-row { display: grid; grid-template-columns: 1fr auto; gap: 6px 20px; padding: 15px 0; border-bottom: 1px solid var(--line); }
.order-row small { grid-column: 1 / -1; color: var(--quiet); font: 10px ui-monospace, monospace; }

.pricing-heading { margin-bottom: 38px; }
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.price-card { min-height: 420px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 28px; display: flex; flex-direction: column; position: relative; }
.price-card > span { color: var(--red); font: 9px ui-monospace, monospace; }
.price-card h2 { font-size: 22px; font-weight: 500; margin: 35px 0 10px; }
.price-card > p { color: var(--muted); font-size: 13px; line-height: 1.7; min-height: 48px; }
.price { display: flex; align-items: flex-start; margin: 18px 0; }
.price small { margin-top: 8px; }
.price strong { font-size: 38px; font-weight: 500; }
.price-card ul { padding-left: 18px; color: var(--muted); font-size: 13px; line-height: 1.9; margin: 0 0 24px; }
.price-card button { margin-top: auto; width: 100%; }
.price-card.is-featured { background: var(--panel); box-shadow: inset 0 3px 0 var(--gold); }
.price-card.is-featured > span { color: var(--gold); }
.pricing-note { margin-top: 22px; }

.site-footer { display: flex; justify-content: space-between; gap: 20px; padding: 18px 0 24px; border-top: 1px solid var(--line); }
.site-footer a { text-decoration: none; }
.site-footer a:hover { color: var(--mint); }
.is-disabled { opacity: .55; pointer-events: none; }

.document-page { padding: 75px 0 110px; }
.document-hero { max-width: 880px; padding: 45px 0 85px; }
.document-hero h1 { font-size: 64px; }
.document-hero > p:last-child { max-width: 700px; color: var(--muted); font-size: 17px; line-height: 1.8; }
.document-index { display: grid; grid-template-columns: repeat(6, 1fr); border: 1px solid var(--line); margin-bottom: 95px; }
.document-index a { color: var(--muted); text-decoration: none; padding: 16px 12px; text-align: center; font-size: 12px; }
.document-index a + a { border-left: 1px solid var(--line); }
.document-index a:hover { background: var(--panel); color: var(--mint); }
.document-section { max-width: 900px; display: grid; grid-template-columns: 130px minmax(0, 1fr); column-gap: 34px; border-top: 1px solid var(--line); padding: 36px 0 70px; }
.document-section > span { grid-row: 1 / span 3; color: var(--red); font: 10px ui-monospace, monospace; }
.document-section h2 { font-size: 30px; font-weight: 500; line-height: 1.35; margin-bottom: 18px; }
.document-section > p, .document-section > ol { color: var(--muted); line-height: 1.9; }
.document-section ol { padding-left: 20px; }
.document-section li + li { margin-top: 8px; }
.help-pair { display: grid; grid-template-columns: 1fr 1fr; border: 1px solid var(--line); margin-top: 20px; }
.help-pair > div { padding: 22px; }
.help-pair > div + div { border-left: 1px solid var(--line); }
.help-pair b { display: block; color: var(--red); font: 10px ui-monospace, monospace; margin-bottom: 30px; }
.help-pair strong { display: block; font-size: 17px; margin-bottom: 10px; }
.help-pair p { color: var(--muted); line-height: 1.75; font-size: 13px; margin-bottom: 0; }
.question-example { background: var(--panel); border-left: 3px solid var(--gold); padding: 22px; margin: 10px 0 24px; }
.question-example small { color: var(--red); font: 9px ui-monospace, monospace; }
.question-example p { line-height: 1.7; margin: 7px 0 20px; }
.question-example p:last-child { margin-bottom: 0; color: var(--mint); }
.document-cta { max-width: 900px; border: 1px solid var(--line); padding: 28px; display: flex; justify-content: space-between; align-items: center; gap: 25px; }
.document-cta > div { display: grid; gap: 7px; }
.document-cta > div span { color: var(--red); font: 9px ui-monospace, monospace; }
.document-cta > div strong { font-size: 20px; }

.modal-backdrop { position: fixed; inset: 0; z-index: 60; display: grid; place-items: center; padding: 20px; background: rgba(5, 7, 9, .86); opacity: 0; transition: opacity .22s; }
.modal-backdrop.is-open { opacity: 1; }
.auth-modal { width: min(100%, 480px); max-height: calc(100vh - 40px); overflow-y: auto; background: var(--panel); border: 1px solid var(--line-strong); padding: 36px; position: relative; transform: translateY(12px); transition: transform .22s; box-shadow: 18px 18px 0 rgba(185, 164, 122, .08); }
.modal-backdrop.is-open .auth-modal { transform: translateY(0); }
.modal-close { appearance: none; position: absolute; right: 20px; top: 17px; background: transparent; border: 0; color: var(--muted); font-size: 26px; }
.auth-modal h2 { font-size: 34px; font-weight: 500; margin: 0 0 25px; }
.auth-tabs { display: grid; grid-template-columns: 1fr 1fr; border: 1px solid var(--line); margin-bottom: 24px; }
.auth-tab { appearance: none; min-height: 42px; border: 0; color: var(--muted); background: transparent; }
.auth-tab + .auth-tab { border-left: 1px solid var(--line); }
.auth-tab.is-active { background: var(--mint); color: var(--ink); }
.auth-modal input:not([type="checkbox"]) { margin-bottom: 18px; }
.nickname-field, .consent-field { display: none !important; }
.nickname-field.is-visible, .consent-field.is-visible { display: block !important; }
.consent-field { position: relative; padding-left: 28px; margin: 2px 0 20px !important; line-height: 1.6; }
.consent-field input { appearance: none; position: absolute; left: 0; top: 1px; width: 18px; height: 18px; margin: 0; border: 1px solid var(--line-strong); background: var(--ink); }
.consent-field input:checked { border-color: var(--mint); background: var(--mint); box-shadow: inset 0 0 0 4px var(--ink); }
.consent-field a { color: var(--mint); }
.auth-modal .primary-button { width: 100%; }

.toast { position: fixed; right: 24px; bottom: 24px; z-index: 80; width: min(380px, calc(100vw - 40px)); background: var(--paper); color: var(--ink); border-left: 4px solid var(--mint); padding: 15px 18px; font-size: 13px; line-height: 1.6; opacity: 0; transform: translateY(15px); pointer-events: none; transition: opacity .25s, transform .25s; }
.toast.is-visible { opacity: 1; transform: translateY(0); }
.toast.is-error { border-color: var(--red); }
.wait-overlay { position: fixed; inset: 0; z-index: 90; display: grid; place-items: center; padding: 24px; background: rgba(8, 10, 13, .92); opacity: 0; transition: opacity .24s; }
.wait-overlay.is-visible { opacity: 1; }
.wait-card { width: min(480px, 100%); min-height: 330px; border: 1px solid var(--line); background: var(--panel); display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 45px; position: relative; }
.wait-card::before { content: ""; position: absolute; inset: 14px; border: 1px solid rgba(166, 200, 198, .14); }
.wait-orbit { width: 86px; height: 86px; position: relative; margin-bottom: 30px; animation: orbit 4s linear infinite; }
.wait-orbit::before, .wait-orbit::after { content: ""; position: absolute; border: 1px solid var(--line-strong); inset: 0; transform: rotate(45deg); }
.wait-orbit::after { inset: 16px; border-color: var(--gold); animation: orbitReverse 2s linear infinite; }
.wait-orbit span { position: absolute; width: 7px; height: 7px; background: var(--mint); z-index: 1; }
.wait-orbit span:nth-child(1) { left: -3px; top: 40px; }
.wait-orbit span:nth-child(2) { right: -3px; top: 40px; background: var(--red); }
.wait-orbit span:nth-child(3) { left: 40px; bottom: -3px; background: var(--gold); }
@keyframes orbit { to { transform: rotate(360deg); } }
@keyframes orbitReverse { to { transform: rotate(-360deg); } }
.wait-kicker { color: var(--red); font: 9px ui-monospace, monospace; margin-bottom: 12px; }
.wait-card strong { font-size: 19px; font-weight: 500; }
.wait-card > p:not(.wait-kicker) { color: var(--muted); min-height: 22px; margin: 12px 0 24px; transition: opacity .18s; }
.wait-card > p.is-changing { opacity: 0; }
.wait-progress { width: 160px; height: 1px; background: var(--line); overflow: hidden; }
.wait-progress i { display: block; height: 100%; width: 40%; background: var(--mint); animation: waitProgress 1.5s ease-in-out infinite; }
@keyframes waitProgress { from { transform: translateX(-120%); } to { transform: translateX(350%); } }

@media (max-width: 900px) {
  h1 { font-size: 60px; }
  .hero-grid { gap: 6%; }
  .feature-grid { grid-template-columns: 1fr 1fr; }
  .feature-grid > div:nth-child(3) { border-left: 0; border-top: 1px solid var(--line); }
  .feature-grid > div:nth-child(4) { border-top: 1px solid var(--line); }
  .account-layout { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 680px) {
  .app-shell { padding: 0 18px; }
  .topbar { min-height: 74px; gap: 12px; }
  .brand-line { display: none; }
  .topnav { gap: 0; }
  .topnav .nav-button:first-child { display: none; }
  .nav-button { padding: 9px; font-size: 12px; }
  .screen { padding: 38px 0 76px; }
  h1 { font-size: 46px; }
  .hero-grid { grid-template-columns: 1fr; gap: 32px; min-height: 0; padding: 40px 0 58px; }
  .hero-text { font-size: 15px; }
  .hero-archive { min-height: 270px; }
  .archive-frame { width: min(80vw, 350px); }
  .section-heading { grid-template-columns: 38px 1fr; }
  .section-heading p { grid-column: 2; margin-bottom: 0; }
  .mode-grid, .usecase-strip, .seo-columns, .profile-band, .pricing-grid { grid-template-columns: 1fr; }
  .mode-card { min-height: 225px; padding: 24px; }
  .mode-card + .mode-card, .usecase-strip > div + div, .profile-band > div + div { border-left: 0; border-top: 1px solid var(--line); }
  .mode-card .mode-mark { margin-bottom: 42px; }
  .mode-card strong { font-size: 24px; }
  .usecase-strip > div { min-height: 180px; }
  .home-trust-line { flex-wrap: wrap; gap: 10px 13px; padding: 15px 0; line-height: 1.5; }
  .home-trust-line i { display: none; }
  .home-more { margin: 36px 0 55px; }
  .home-more > summary { grid-template-columns: 1fr 24px; gap: 12px; min-height: 72px; }
  .home-more > summary small { grid-column: 1; grid-row: 2; }
  .home-more > summary b { grid-column: 2; grid-row: 1 / span 2; }
  .home-more-content { padding: 38px 0 34px; }
  .seo-intro h2 { font-size: 34px; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-grid > div + div, .feature-grid > div:nth-child(3) { border-left: 0; border-top: 1px solid var(--line); }
  .home-bottom-links { flex-direction: column; }
  .screen-heading { margin: 45px 0 35px; }
  .screen-heading h1, .conversation-heading h1, .report-heading h1 { font-size: 40px; }
  .selected-mode { grid-template-columns: 1fr auto; }
  .selected-mode > span:last-child { grid-column: 1 / -1; text-align: left; }
  .conversation-top { align-items: flex-start; gap: 18px; }
  .shell-label { text-align: right; line-height: 1.4; }
  .progress-rail { overflow-x: auto; grid-template-columns: auto 25px auto 25px auto 25px auto; }
  .message-form { align-items: stretch; }
  .message-form textarea { min-height: 58px; }
  .send-button { flex-basis: 52px; height: auto; }
  .decision-gate { padding: 27px 22px; }
  .decision-gate h2 { font-size: 28px; }
  .evidence-tools { grid-template-columns: 1fr; }
  .evidence-tools form + form { border-left: 0; border-top: 1px solid var(--line); padding: 25px 0 0; }
  .evidence-item { grid-template-columns: 1fr; }
  .evidence-item img, .evidence-item audio, .evidence-item .icon-text-button { grid-column: 1; justify-self: start; }
  .evidence-item audio { width: 100%; }
  .report-paper { padding: 28px 22px; }
  .decision-verdict { padding: 24px 20px; }
  .decision-verdict h2 { font-size: 29px; }
  .verdict-meta { grid-template-columns: 1fr; }
  .verdict-meta > div + div { border-left: 0; border-top: 1px solid rgba(238, 233, 224, .2); padding-left: 0; padding-top: 13px; }
  .evidence-chains article { grid-template-columns: 32px 1fr; gap: 12px; }
  .evidence-chains p:nth-of-type(2), .evidence-chains strong { grid-column: 2; }
  .future-grid { grid-template-columns: 1fr; }
  .future-card { padding: 20px; }
  .review-plan { grid-template-columns: 1fr; gap: 19px; }
  .review-plan h3 { grid-column: auto; }
  .decision-map { grid-template-columns: 1fr; }
  .decision-map > div:nth-child(even) { border-left: 0; }
  .decision-map > div + div { border-top: 1px solid rgba(13, 16, 20, .18); }
  .option dl { grid-template-columns: 62px 1fr; }
  .report-footer, .site-footer { align-items: flex-start; flex-direction: column; gap: 15px; }
  .history-row { grid-template-columns: 1fr; }
  .history-row strong { white-space: normal; }
  .history-row > div:last-child { justify-content: space-between; }
  .auth-modal { padding: 30px 22px; }
  .wait-card { min-height: 300px; padding: 32px 22px; }
  .document-page { padding-top: 35px; }
  .document-hero { padding: 35px 0 60px; }
  .document-hero h1 { font-size: 42px; }
  .document-index { grid-template-columns: 1fr 1fr; margin-bottom: 65px; }
  .document-index a { border-bottom: 1px solid var(--line); }
  .document-index a + a { border-left: 0; }
  .document-index a:nth-child(even) { border-left: 1px solid var(--line); }
  .document-section { grid-template-columns: 1fr; padding-bottom: 55px; }
  .document-section > span { grid-row: auto; margin-bottom: 18px; }
  .document-section h2 { font-size: 25px; }
  .help-pair { grid-template-columns: 1fr; }
  .help-pair > div + div { border-left: 0; border-top: 1px solid var(--line); }
  .document-cta { align-items: flex-start; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: .01ms !important; }
}