:root {
  --bg: #f4f6f8;
  --surface: #ffffff;
  --ink: #08182f;
  --muted: #5e6978;
  --line: #dce2e8;
  --navy: #08182f;
  --blue: #155db2;
  --red: #bd1118;
  --amber: #d1851f;
  --green: #17644a;
  --soft-blue: #edf4fb;
  --soft-red: #fff0f0;
  --soft-green: #eaf5f1;
  --shadow: 0 24px 70px rgba(8, 24, 47, .10);
  --shadow-small: 0 12px 32px rgba(8, 24, 47, .07);
  --radius: 22px;
}

* { box-sizing: border-box; }
html { color: var(--ink); background: var(--bg); font-family: "Aptos", "Segoe UI Variable", "Segoe UI", sans-serif; text-rendering: optimizeLegibility; }
body { min-height: 100vh; margin: 0; background: var(--bg); }
button, input, select, textarea { font: inherit; }
a { color: var(--blue); }
button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, summary:focus-visible, [tabindex]:focus-visible { outline: 3px solid rgba(21, 93, 178, .35); outline-offset: 3px; }
.ambient-grid { position: fixed; z-index: -1; inset: 0; pointer-events: none; background: linear-gradient(rgba(8, 24, 47, .025) 1px, transparent 1px), linear-gradient(90deg, rgba(8, 24, 47, .025) 1px, transparent 1px), radial-gradient(circle at 85% 4%, rgba(21, 93, 178, .12), transparent 31rem), radial-gradient(circle at 8% 39%, rgba(189, 17, 24, .05), transparent 25rem); background-size: 44px 44px, 44px 44px, auto, auto; }

.site-header { position: sticky; z-index: 100; top: 0; min-height: 80px; padding: 0 max(22px, calc((100% - 1440px) / 2)); display: flex; align-items: center; justify-content: space-between; gap: 28px; border-bottom: 1px solid rgba(220, 226, 232, .85); background: rgba(244, 246, 248, .91); backdrop-filter: blur(18px); }
.brand { display: inline-flex; align-items: center; gap: 17px; color: var(--navy); text-decoration: none; }
.brand img { display: block; width: 190px; height: auto; }
.brand-product { padding-left: 17px; border-left: 1px solid var(--line); color: var(--muted); font-size: 11px; font-weight: 850; letter-spacing: .16em; text-transform: uppercase; }
nav { display: flex; align-items: center; gap: 24px; }
nav > a:not(.button), .nav-link { position: relative; padding: 0; border: 0; color: var(--navy); background: transparent; text-decoration: none; font-size: 14px; font-weight: 750; cursor: pointer; }
nav > a:not(.button)::after, .nav-link::after { position: absolute; right: 100%; bottom: -7px; left: 0; height: 2px; background: var(--red); content: ""; transition: right .18s ease; }
nav > a:not(.button):hover::after, .nav-link:hover::after { right: 0; }
.inline-form { display: inline; margin: 0; }
.account-strip { width: min(1440px, calc(100% - 44px)); margin: 13px auto 0; display: flex; justify-content: flex-end; align-items: center; gap: 9px; color: var(--muted); font-size: 12px; }
main { width: min(1440px, calc(100% - 44px)); min-height: calc(100vh - 240px); margin: 0 auto; padding: 44px 0 88px; }

.site-footer { padding: 40px 22px; color: rgba(255, 255, 255, .70); background: linear-gradient(120deg, #07172c, #0b2948 62%, #113a5e); }
.footer-inner { width: min(1440px, 100%); margin: 0 auto; display: flex; justify-content: space-between; gap: 35px; align-items: center; }
.footer-brand strong, .footer-brand span { display: block; }
.footer-brand strong { color: #fff; font-size: 22px; }
.footer-brand span { margin-top: 7px; font-size: 13px; }
.footer-links { display: flex; gap: 22px; font-size: 12px; }
.footer-links a { color: #fff; text-decoration: none; font-weight: 750; }

h1, h2, h3 { margin-top: 0; color: var(--navy); line-height: 1.08; }
h1 { font-size: clamp(3rem, 6.6vw, 6.2rem); letter-spacing: -.06em; }
h1 em { color: var(--blue); font-style: normal; }
h2 { font-size: clamp(1.7rem, 3vw, 2.5rem); letter-spacing: -.035em; }
h3 { font-size: 1.1rem; }
p { line-height: 1.65; }
.lead { max-width: 790px; color: #3e4c5f; font-size: 20px; }
.eyebrow { display: block; margin-bottom: 13px; color: var(--red); font-size: 10px; font-weight: 900; letter-spacing: .17em; text-transform: uppercase; }
.fine-print, .form-intro { color: var(--muted); font-size: 12px; }

.button { display: inline-block; padding: 13px 21px; border: 1px solid var(--blue); border-radius: 999px; color: #fff; background: var(--blue); box-shadow: 0 10px 26px rgba(21, 93, 178, .17); text-align: center; text-decoration: none; font-weight: 800; cursor: pointer; transition: transform .17s ease, background .17s ease, box-shadow .17s ease; }
.button:hover { color: #fff; background: #104d96; box-shadow: 0 14px 30px rgba(21, 93, 178, .24); transform: translateY(-1px); }
.button:disabled { opacity: .62; cursor: wait; transform: none; }
.button-small { padding: 9px 16px; font-size: 13px; }
.button-wide { width: 100%; }
.button-secondary { border-color: var(--line); color: var(--navy); background: var(--surface); box-shadow: var(--shadow-small); }
.button-secondary:hover { border-color: var(--blue); color: var(--blue); background: #fff; }
.text-link, .back-link { color: var(--blue); font-weight: 800; }
.back-link { display: inline-block; margin-bottom: 18px; text-decoration: none; }

.hero { min-height: 650px; display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(390px, .85fr); align-items: center; gap: 75px; padding: 55px 0 85px; }
.hero-copy { animation: rise .5s ease-out both; }
.hero h1 { max-width: 880px; margin-bottom: 25px; }
.hero-actions { margin: 31px 0 17px; display: flex; align-items: center; gap: 22px; }
.path-preview { position: relative; overflow: hidden; padding: 28px; border: 1px solid #cad5df; border-radius: 28px; color: #fff; background: linear-gradient(145deg, #07172c, #0b2d4f 68%, #10446d); box-shadow: 0 34px 90px rgba(8, 24, 47, .22); animation: rise .58s .08s ease-out both; }
.path-preview::before { position: absolute; inset: 0; opacity: .14; background: linear-gradient(rgba(255,255,255,.12) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.12) 1px, transparent 1px); background-size: 28px 28px; content: ""; pointer-events: none; }
.preview-head, .preview-path, .preview-evidence { position: relative; }
.preview-head { display: flex; justify-content: space-between; gap: 15px; font-size: 11px; }
.preview-head span { color: #ff9a9f; font-weight: 850; letter-spacing: .10em; text-transform: uppercase; }
.preview-head strong { color: #fff; }
.preview-path { margin: 35px 0; padding: 0; list-style: none; }
.preview-path li { position: relative; min-height: 76px; padding-left: 54px; display: flex; flex-direction: column; justify-content: center; }
.preview-path li:not(:last-child)::after { position: absolute; top: 51px; bottom: -25px; left: 17px; width: 2px; background: linear-gradient(#5ba3df, rgba(91,163,223,.18)); content: ""; }
.preview-path i { position: absolute; top: 23px; left: 0; width: 36px; height: 36px; border: 8px solid rgba(255,255,255,.16); border-radius: 50%; background: #5ba3df; box-shadow: 0 0 0 1px rgba(255,255,255,.22); }
.preview-path .node-entry { background: #e43a41; }
.preview-path .node-critical { background: #fff; }
.preview-path span { color: #fff; font-weight: 800; }
.preview-path small { margin-top: 5px; color: rgba(255,255,255,.57); }
.preview-evidence { padding: 16px 18px; border: 1px solid rgba(255,255,255,.14); border-radius: 13px; background: rgba(255,255,255,.07); }
.preview-evidence span, .preview-evidence code { display: block; }
.preview-evidence span { margin-bottom: 7px; color: #ff9a9f; font-size: 9px; font-weight: 850; letter-spacing: .12em; text-transform: uppercase; }
.preview-evidence code { color: #fff; font-size: 12px; }
.principles { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
.principles article { padding: 34px 38px 10px 0; }
.principles article + article { padding-left: 38px; border-left: 1px solid var(--line); }
.principles article > span { color: var(--red); font-size: 12px; font-weight: 900; }
.principles h2 { margin: 14px 0 8px; font-size: 25px; }
.principles p { color: var(--muted); }

.auth-layout { min-height: 630px; display: grid; grid-template-columns: 1fr 510px; gap: 95px; align-items: center; }
.auth-layout.compact { min-height: 520px; }
.auth-intro h1 { font-size: clamp(42px, 5vw, 72px); }
.auth-intro p { max-width: 700px; color: var(--muted); font-size: 18px; }
.check-list { margin: 27px 0 0; padding: 0; list-style: none; }
.check-list li { position: relative; padding: 9px 0 9px 29px; }
.check-list li::before { position: absolute; top: 12px; left: 2px; width: 12px; height: 7px; border-bottom: 2px solid var(--blue); border-left: 2px solid var(--blue); content: ""; transform: rotate(-45deg); }
.form-card { padding: 32px; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(255,255,255,.96); box-shadow: var(--shadow); }
.split-layout { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; align-items: start; }
.table-card { padding: 32px; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(255,255,255,.8); box-shadow: var(--shadow-small); }
.mfa-qr { display: inline-grid; margin: 12px 0 18px; padding: 12px; border: 1px solid var(--line); border-radius: 16px; place-items: center; background: #fff; }
.mfa-qr img { display: block; max-width: 100%; height: auto; }
.recovery-codes { overflow-x: auto; padding: 18px; border: 1px solid var(--line); border-radius: 12px; color: var(--navy); background: var(--soft-blue); font-size: 13px; line-height: 1.65; }
.form-card details { margin: 0 0 24px; padding: 14px; border: 1px solid var(--line); border-radius: 12px; background: #f8fafc; }
.form-card summary { color: var(--navy); font-weight: 800; cursor: pointer; }
.form-card label { display: block; margin: 17px 0; color: var(--navy); font-size: 13px; font-weight: 800; }
input, select, textarea { width: 100%; margin-top: 7px; padding: 11px 12px; border: 1px solid #c8d1db; border-radius: 10px; color: var(--ink); background: #fff; outline: none; }
input:focus, select:focus, textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(21,93,178,.12); }
textarea { resize: vertical; }
label small { display: block; margin-top: 6px; color: var(--muted); font-weight: 450; line-height: 1.45; }
.checkbox { display: flex !important; align-items: flex-start; gap: 10px; font-weight: 500 !important; }
.checkbox input { width: 17px; height: 17px; margin: 2px 0 0; flex: 0 0 auto; }
.form-error, .flash-error { padding: 13px 15px; border-left: 4px solid var(--red); color: #86151a; background: var(--soft-red); }
.security-note { margin: 18px 0 0; padding-top: 16px; border-top: 1px solid var(--line); color: var(--muted); font-size: 11px; }
.file-selection { margin-top: 7px; padding: 8px 10px; display: block; overflow-wrap: anywhere; border: 1px dashed #c8d1db; border-radius: 8px; color: var(--muted); background: #f8fafc; font-size: 11px; font-weight: 650; }
.file-selection.has-file { border-style: solid; border-color: #9fc0df; color: #0d4b85; background: var(--soft-blue); }
.upload-status { margin: 17px 0 19px; padding: 13px 14px; border-left: 4px solid var(--blue); border-radius: 9px; background: var(--soft-blue); }
.upload-status strong, .upload-status span { display: block; }
.upload-status strong { margin-bottom: 4px; color: var(--navy); font-size: 12px; }
.upload-status span { color: var(--muted); font-size: 11px; line-height: 1.45; }
.upload-status.is-error { border-color: var(--red); background: var(--soft-red); }
.upload-status.is-error strong, .upload-status.is-error span { color: #86151a; }
.upload-status.is-loading { border-color: var(--amber); background: #fff7e9; }
.upload-status.is-loading strong { color: #7b4b0a; }
.authorization-panel { margin: 20px 0 16px; padding: 14px; border: 1px solid #b9cee2; border-radius: 12px; background: linear-gradient(135deg, #f7fbff, #edf4fb); }
.authorization-panel > span { display: block; margin-bottom: 9px; color: var(--red); font-size: 9px; font-weight: 900; letter-spacing: .12em; text-transform: uppercase; }
.authorization-panel .authorization-check { margin: 0; color: var(--navy); line-height: 1.45; }
.authorization-check strong { font-size: 12px; }
[aria-invalid="true"] { border-color: var(--red) !important; box-shadow: 0 0 0 3px rgba(189, 17, 24, .12) !important; }

.flash { margin-bottom: 23px; padding: 13px 16px; border-left: 4px solid var(--blue); border-radius: 8px; background: var(--soft-blue); }
.flash-success { border-color: var(--green); background: var(--soft-green); }
.pill { display: inline-flex; padding: 5px 9px; border-radius: 999px; color: #4b596b; background: #e9eef3; font-size: 9px; font-weight: 900; letter-spacing: .04em; text-transform: uppercase; }
.pill-ok { color: var(--green); background: var(--soft-green); }
.pill-demo { color: #85530d; background: #fff3d9; }
.page-head { margin-bottom: 31px; display: flex; justify-content: space-between; align-items: flex-end; gap: 35px; }
.page-head h1 { margin-bottom: 6px; font-size: clamp(42px, 5vw, 68px); }
.page-head p { max-width: 920px; margin-bottom: 0; overflow-wrap: anywhere; color: var(--muted); }
.page-context { min-width: 250px; padding: 16px 19px; border-left: 3px solid var(--blue); background: rgba(255,255,255,.65); }
.page-context span, .page-context strong, .page-context small { display: block; }
.page-context span { color: var(--muted); font-size: 9px; font-weight: 850; letter-spacing: .10em; text-transform: uppercase; }
.page-context strong { margin: 6px 0; }
.page-context small { color: var(--muted); }
.page-actions { display: flex; gap: 9px; flex-wrap: wrap; }
.metric-grid { margin-bottom: 27px; display: grid; gap: 13px; }
.metric-grid-three { grid-template-columns: repeat(3, 1fr); }
.metric-grid-seven { grid-template-columns: repeat(7, 1fr); }
.metric-grid article { min-width: 0; padding: 19px; border: 1px solid var(--line); border-radius: 16px; background: var(--surface); box-shadow: var(--shadow-small); }
.metric-grid span { display: block; color: var(--muted); font-size: 9px; font-weight: 900; letter-spacing: .09em; text-transform: uppercase; }
.metric-grid strong { display: block; margin-top: 8px; color: var(--navy); font-size: 31px; letter-spacing: -.045em; }
.metric-grid .metric-date { font-size: 18px; letter-spacing: -.02em; }

.dashboard-layout { display: grid; grid-template-columns: 390px minmax(0, 1fr); gap: 28px; align-items: start; }
.sticky-card { position: sticky; top: 103px; }
.project-list { display: grid; gap: 14px; }
.project-card { padding: 24px; display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 25px; align-items: center; border: 1px solid var(--line); border-radius: 19px; color: inherit; background: var(--surface); box-shadow: var(--shadow-small); text-decoration: none; transition: border-color .17s ease, transform .17s ease; }
.project-card:hover { border-color: #aabbd0; transform: translateY(-2px); }
.project-card h2 { margin: 13px 0 6px; font-size: 23px; }
.project-card p { margin: 0; color: var(--muted); }
.project-meta { min-width: 110px; text-align: right; }
.project-meta strong, .project-meta span, .project-meta small { display: block; }
.project-meta strong { font-size: 31px; }
.project-meta span { color: var(--muted); font-size: 10px; text-transform: uppercase; }
.project-meta small { margin-top: 10px; color: var(--muted); }
.empty-state { padding: 40px 28px; border: 1px dashed #b9c4cf; border-radius: 18px; color: var(--muted); background: rgba(255,255,255,.55); text-align: center; }
.empty-state h2, .empty-state h3 { margin-bottom: 7px; }
.empty-state p { margin: 0; }
.empty-state.compact { padding: 25px; }

.project-layout { display: grid; grid-template-columns: 430px minmax(0, 1fr); gap: 29px; align-items: start; }
.upload-card { position: sticky; top: 103px; }
.analysis-column { min-width: 0; }
.section-title { margin-bottom: 15px; display: flex; justify-content: space-between; align-items: flex-end; gap: 20px; }
.section-title h2 { margin: 0; font-size: 26px; }
.section-title .eyebrow { margin-bottom: 8px; }
.section-title > span { color: var(--muted); font-size: 12px; }
.analysis-card { margin-bottom: 12px; padding: 19px; display: grid; grid-template-columns: 54px minmax(180px, 1fr) minmax(290px, .8fr); gap: 18px; align-items: center; border: 1px solid var(--line); border-radius: 17px; color: inherit; background: var(--surface); box-shadow: var(--shadow-small); text-decoration: none; transition: border-color .17s ease, transform .17s ease; }
.analysis-card:hover { border-color: #aebfd2; transform: translateY(-1px); }
.analysis-vendor { width: 52px; height: 52px; display: grid; place-items: center; border-radius: 13px; color: #fff; background: var(--blue); font-size: 13px; font-weight: 900; letter-spacing: .04em; }
.vendor-fortigate { background: #c4383e; }
.vendor-paloalto { background: #de6d24; }
.vendor-ciscoasa { background: #16707a; }
.analysis-main span { color: var(--red); font-size: 9px; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; }
.analysis-main h3 { margin: 5px 0; font-size: 17px; }
.analysis-main small { display: block; overflow-wrap: anywhere; color: var(--muted); }
.analysis-metrics { margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); }
.analysis-metrics div { padding: 4px 12px; border-left: 1px solid var(--line); }
.analysis-metrics dt { color: var(--muted); font-size: 8px; font-weight: 850; text-transform: uppercase; }
.analysis-metrics dd { margin: 6px 0 0; font-size: 19px; font-weight: 850; }
.danger-zone { margin-top: 35px; padding: 18px 20px; display: flex; justify-content: space-between; align-items: center; gap: 25px; border: 1px solid #efc9cb; border-radius: 15px; background: #fffafa; }
.danger-zone h3 { margin-bottom: 4px; }
.danger-zone p { margin: 0; color: var(--muted); font-size: 12px; }
.danger-button { padding: 9px 13px; border: 1px solid #d79da0; border-radius: 9px; color: #8b171d; background: #fff; font-weight: 800; cursor: pointer; }

.analysis-head h1 { font-size: clamp(40px, 5vw, 65px); }
.scope-shell { margin: 24px 0 28px; padding: 24px; display: grid; grid-template-columns: minmax(260px, .7fr) minmax(420px, 1.3fr); gap: 30px; align-items: start; border: 1px solid #b9cee2; border-radius: 19px; background: linear-gradient(135deg, rgba(255,255,255,.98), #edf4fb); box-shadow: var(--shadow-small); }
.scope-shell.scope-incomplete { border-left: 5px solid var(--amber); background: linear-gradient(135deg, #fffaf0, #edf4fb); }
.scope-copy h2 { margin-bottom: 9px; font-size: 25px; }
.scope-copy p { margin: 0; color: var(--muted); font-size: 13px; }
.scope-shell form { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 15px; }
.scope-shell label { color: var(--navy); font-size: 12px; font-weight: 800; }
.scope-shell label small { font-weight: 450; }
.scope-shell button { grid-column: 1 / -1; }
.simulation-banner { margin-bottom: 24px; padding: 22px 25px; display: flex; justify-content: space-between; align-items: center; gap: 30px; border-left: 5px solid var(--amber); border-radius: 16px; color: #fff; background: linear-gradient(110deg, #07172c, #103957); box-shadow: var(--shadow); }
.simulation-banner .eyebrow { color: #ffbd63; }
.simulation-banner h2 { margin-bottom: 5px; color: #fff; font-size: 24px; }
.simulation-banner p { margin: 0; color: rgba(255,255,255,.68); }
.comparison-strip { display: flex; gap: 9px; flex-wrap: wrap; justify-content: flex-end; }
.comparison-strip span { padding: 9px 12px; border: 1px solid rgba(255,255,255,.16); border-radius: 10px; color: rgba(255,255,255,.70); font-size: 10px; }
.comparison-strip strong { margin-left: 7px; color: #fff; font-size: 15px; }

.traffic-simulation-shell { overflow: hidden; margin: 28px 0; border: 1px solid #c5d2df; border-radius: 24px; background: linear-gradient(145deg, #fff, #f4f8fb); box-shadow: var(--shadow); }
.traffic-simulation-head { padding: 25px 27px; display: grid; grid-template-columns: minmax(300px, 1fr) auto; gap: 32px; align-items: center; color: #fff; background: linear-gradient(112deg, #07172c, #0e385b 68%, #155b77); }
.traffic-simulation-head h2 { margin-bottom: 8px; color: #fff; font-size: 27px; }
.traffic-simulation-head p { max-width: 820px; margin: 0; color: rgba(255,255,255,.72); font-size: 13px; }
.traffic-simulation-head .eyebrow { color: #77c6dd; }
.traffic-summary { display: grid; grid-template-columns: repeat(4, minmax(88px, 1fr)); border: 1px solid rgba(255,255,255,.15); border-radius: 14px; background: rgba(255,255,255,.06); }
.traffic-summary div { min-width: 92px; padding: 14px; border-left: 1px solid rgba(255,255,255,.13); }
.traffic-summary div:first-child { border-left: 0; }
.traffic-summary span, .traffic-summary strong { display: block; }
.traffic-summary span { color: rgba(255,255,255,.58); font-size: 8px; font-weight: 850; letter-spacing: .05em; text-transform: uppercase; }
.traffic-summary strong { margin-top: 6px; color: #fff; font-size: 23px; }
.traffic-filter-bar { padding: 17px 22px; display: grid; grid-template-columns: repeat(3, minmax(150px, 1fr)) auto auto; gap: 12px; align-items: end; border-bottom: 1px solid var(--line); background: #fff; }
.traffic-filter-bar label { color: var(--navy); font-size: 10px; font-weight: 850; }
.traffic-filter-bar select { margin-top: 5px; padding: 10px 12px; }
.traffic-filter-bar .button { white-space: nowrap; }
.traffic-filter-bar > span { align-self: center; color: var(--muted); font-size: 10px; font-weight: 800; white-space: nowrap; }
.zone-matrix-block { padding: 22px 22px 0; }
.zone-matrix-block h3 { margin-bottom: 10px; font-size: 14px; }
.matrix-limit-note { margin: -2px 0 10px; color: var(--muted); font-size: 10px; }
.zone-matrix-scroll { overflow-x: auto; border: 1px solid var(--line); border-radius: 13px; background: #fff; }
.zone-matrix { width: max-content; min-width: 100%; table-layout: fixed; }
.zone-matrix th { min-width: 82px; max-width: 120px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.zone-matrix thead th:first-child, .zone-matrix tbody th { position: sticky; left: 0; z-index: 2; min-width: 125px; color: var(--navy); background: #f4f7fa; box-shadow: 1px 0 0 var(--line); }
.zone-matrix thead th:first-child { z-index: 3; }
.zone-matrix td { width: 82px; height: 48px; padding: 5px; text-align: center; }
.traffic-cell strong { display: inline-grid; min-width: 29px; min-height: 29px; place-items: center; border-radius: 8px; font-size: 10px; }
.traffic-cell-confirmed strong { color: #fff; background: var(--green); }
.traffic-cell-lateral strong { color: #fff; background: var(--blue); }
.traffic-cell-partial strong, .traffic-cell-unconfirmed strong { color: #7b4b09; background: #fff0d5; }
.traffic-cell-not_observed span { color: #aab3bd; }
.traffic-legend { padding: 13px 22px 21px; display: flex; gap: 18px; flex-wrap: wrap; color: var(--muted); font-size: 9px; }
.traffic-legend span { display: inline-flex; align-items: center; gap: 7px; }
.traffic-key { width: 10px; height: 10px; display: inline-block; border-radius: 3px; }
.traffic-key-confirmed { background: var(--green); }
.traffic-key-lateral { background: var(--blue); }
.traffic-key-uncertain { background: #efb250; }
.traffic-key-none { border: 1px solid #cfd6dd; background: #f5f7f9; }
.traffic-section-title { padding: 18px 22px 0; border-top: 1px solid var(--line); }
.traffic-section-title .eyebrow { margin-bottom: 7px; }
.traffic-section-title h3 { margin-bottom: 0; font-size: 20px; }
.traffic-pair-grid { padding: 17px 22px 24px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 13px; }
.traffic-pair { min-width: 0; padding: 18px; border: 1px solid var(--line); border-top: 4px solid #8091a3; border-radius: 14px; background: #fff; box-shadow: 0 8px 22px rgba(8,24,47,.05); }
.traffic-pair-confirmed { border-top-color: var(--green); }
.traffic-pair-partial, .traffic-pair-unconfirmed { border-top-color: var(--amber); }
.traffic-pair-lateral { border-top-color: var(--blue); background: linear-gradient(145deg, #fff, #edf5fb); }
.traffic-pair > header { display: flex; justify-content: space-between; gap: 18px; align-items: flex-start; }
.traffic-pair > header > div > span { color: var(--muted); font-size: 8px; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }
.traffic-pair h3 { margin: 5px 0 0; font-size: 18px; }
.traffic-pair h3 b { margin: 0 5px; color: var(--red); }
.traffic-outcome { max-width: 150px; padding: 6px 8px; border-radius: 7px; color: #526073; background: #edf0f3; text-align: center; font-size: 8px; font-weight: 900; text-transform: uppercase; }
.traffic-outcome-confirmed { color: var(--green); background: var(--soft-green); }
.traffic-outcome-partial, .traffic-outcome-unconfirmed { color: #7b4b09; background: #fff0d5; }
.traffic-outcome-lateral { color: var(--blue); background: var(--soft-blue); }
.capability-list { margin: 15px 0; display: flex; flex-wrap: wrap; gap: 6px; }
.capability-list span { padding: 6px 8px; border: 1px solid #c9d9e7; border-radius: 999px; color: #174d75; background: #f3f8fc; font-size: 9px; font-weight: 800; }
.traffic-pair dl { margin: 0; display: grid; grid-template-columns: 92px minmax(0, 1fr); gap: 8px 11px; font-size: 10px; }
.traffic-pair dt { color: var(--muted); font-size: 8px; font-weight: 900; letter-spacing: .05em; text-transform: uppercase; }
.traffic-pair dd { min-width: 0; margin: 0; overflow-wrap: anywhere; color: #34445a; }
.traffic-pair dd small { display: block; margin-top: 3px; color: var(--muted); }
.traffic-pair code { font-size: 9px; }
.traffic-pair > footer { margin-top: 15px; padding-top: 11px; display: flex; gap: 8px 13px; flex-wrap: wrap; border-top: 1px solid var(--line); color: var(--muted); font-size: 8px; font-weight: 800; }
.traffic-sensitive { color: var(--red); }
.lateral-path-line { margin: 17px 0; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.lateral-path-line strong { padding: 7px 9px; border-radius: 7px; color: var(--blue); background: #fff; font-size: 9px; box-shadow: 0 4px 12px rgba(8,24,47,.07); }
.lateral-path-line i { color: var(--red); font-style: normal; font-weight: 900; }
.traffic-filter-empty { margin: 0 22px 24px; }
.traffic-method { margin: 0; padding: 14px 22px; border-top: 1px solid var(--line); color: var(--muted); background: #eef3f7; font-size: 10px; }

.graph-shell { overflow: hidden; margin: 28px 0; border: 1px solid #cad4df; border-radius: 24px; background: #fff; box-shadow: var(--shadow); }
.graph-toolbar { padding: 20px 24px; display: flex; justify-content: space-between; align-items: center; gap: 25px; border-bottom: 1px solid var(--line); }
.graph-toolbar h2 { margin: 0; font-size: 24px; }
.graph-toolbar .eyebrow { margin-bottom: 7px; }
.graph-toolbar-actions { display: flex; align-items: center; gap: 9px; flex-wrap: wrap; justify-content: flex-end; }
.graph-expand-button { padding: 9px 12px; border: 1px solid #bccbd9; border-radius: 9px; color: var(--navy); background: #fff; font-size: 10px; font-weight: 850; cursor: pointer; }
.graph-expand-button:hover, .graph-expand-button:focus-visible { border-color: var(--blue); color: var(--blue); outline: 3px solid rgba(21,93,178,.14); outline-offset: 1px; }
.heat-controls { display: flex; gap: 5px; padding: 4px; border-radius: 11px; background: #edf1f5; }
.heat-controls button { padding: 8px 11px; border: 0; border-radius: 8px; color: #526073; background: transparent; font-size: 10px; font-weight: 850; cursor: pointer; }
.heat-controls button.active { color: #fff; background: var(--navy); box-shadow: 0 5px 15px rgba(8,24,47,.17); }
.graph-filter-bar { padding: 15px 24px; display: grid; grid-template-columns: repeat(3, minmax(150px, 1fr)) auto minmax(145px, auto); gap: 11px; align-items: end; border-bottom: 1px solid var(--line); background: #f8fafc; }
.graph-filter-bar label { color: var(--navy); font-size: 9px; font-weight: 850; }
.graph-filter-bar select { margin-top: 5px; padding: 9px 10px; }
.graph-filter-bar .button { white-space: nowrap; }
.graph-filter-count { align-self: center; color: var(--muted); font-size: 9px; font-weight: 800; text-align: right; }
.graph-query-summary { padding: 18px 24px; border-bottom: 1px solid var(--line); background: #fff; }
.graph-query-summary-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; }
.graph-query-summary-head h3 { margin: 4px 0 0; font-size: 18px; }
.graph-query-summary-head p { max-width: 560px; margin: 0; color: var(--muted); font-size: 11px; line-height: 1.55; text-align: right; }
.graph-query-results { max-height: 235px; margin-top: 14px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; overflow: auto; padding-right: 5px; }
.graph-query-result { min-width: 0; padding: 12px 14px; display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 4px 12px; border: 1px solid #d6e0ea; border-radius: 10px; color: var(--navy); background: #f8fafc; text-align: left; cursor: pointer; }
.graph-query-result:hover, .graph-query-result:focus-visible { border-color: var(--blue); background: #eef5fc; outline: 3px solid rgba(21,93,178,.12); }
.graph-query-route { overflow: hidden; font-size: 11px; font-weight: 850; text-overflow: ellipsis; white-space: nowrap; }
.graph-query-meta { grid-column: 1 / -1; overflow: hidden; color: var(--muted); font-size: 9px; line-height: 1.45; text-overflow: ellipsis; white-space: nowrap; }
.graph-query-result strong { grid-column: 2; grid-row: 1; color: var(--blue); font-size: 9px; }
.graph-layout { min-height: 600px; display: grid; grid-template-columns: minmax(0, 1fr) 330px; }
.graph-stage { min-width: 0; min-height: 600px; overflow: auto; display: grid; place-items: center; background: linear-gradient(rgba(8,24,47,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(8,24,47,.035) 1px, transparent 1px), radial-gradient(circle at 50% 45%, #fff, #f2f6fa); background-size: 32px 32px, 32px 32px, auto; }
.graph-stage svg { width: 100%; min-width: 760px; height: auto; max-height: 720px; animation: graphReveal .45s ease-out both; }
.graph-loading { padding: 35px; color: var(--muted); text-align: center; }
.graph-error { color: var(--red); }
.graph-query-empty { max-width: 520px; padding: 34px; text-align: center; }
.graph-query-empty strong, .graph-query-empty span { display: block; }
.graph-query-empty strong { color: var(--navy); font-size: 22px; }
.graph-query-empty span { margin-top: 9px; color: var(--muted); font-size: 13px; line-height: 1.65; }
.graph-edge { fill: none; stroke: #58718f; stroke-linecap: round; cursor: pointer; transition: stroke .18s ease, stroke-width .18s ease, opacity .18s ease; }
.graph-edge:hover, .graph-edge.selected { opacity: 1; filter: drop-shadow(0 0 4px rgba(21,93,178,.34)); }
.edge-unconfirmed { stroke-dasharray: 9 8; opacity: .46; }
.graph-edge-hit { fill: none; stroke: transparent; stroke-width: 16; cursor: pointer; }
.graph-node { cursor: pointer; }
.node-halo { fill: rgba(21,93,178,.08); stroke: rgba(21,93,178,.18); stroke-width: 1; transition: transform .18s ease, opacity .18s ease; }
.node-circle { fill: var(--blue); stroke: #fff; stroke-width: 4; filter: drop-shadow(0 8px 12px rgba(8,24,47,.19)); transition: fill .18s ease, transform .18s ease; }
.graph-node:hover .node-circle, .graph-node.selected .node-circle { transform: scale(1.08); }
.graph-node:hover .node-halo, .graph-node.selected .node-halo { transform: scale(1.12); opacity: 1; }
.node-initials { fill: #fff; font-size: 12px; font-weight: 900; pointer-events: none; }
.node-label { fill: var(--navy); font-size: 12px; font-weight: 850; pointer-events: none; }
.node-zone { fill: var(--muted); font-size: 9px; pointer-events: none; }
.evidence-drawer { padding: 25px; border-left: 1px solid var(--line); background: #f9fbfd; }
.evidence-drawer h3 { margin-bottom: 9px; font-size: 19px; }
.evidence-drawer > p { color: var(--muted); font-size: 12px; }
.evidence-drawer dl { margin-top: 23px; }
.evidence-drawer dl div { padding: 10px 0; border-top: 1px solid var(--line); }
.evidence-drawer dt { color: var(--muted); font-size: 8px; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; }
.evidence-drawer dd { margin: 4px 0 0; overflow-wrap: anywhere; font-size: 11px; font-weight: 700; line-height: 1.45; }
.graph-legend { padding: 13px 22px; display: flex; gap: 22px; flex-wrap: wrap; border-top: 1px solid var(--line); color: var(--muted); background: #fff; font-size: 10px; }
.graph-legend span { display: inline-flex; align-items: center; gap: 7px; }
.graph-legend i { width: 11px; height: 11px; display: inline-block; border-radius: 50%; background: var(--blue); }
.graph-legend .legend-entry { background: var(--red); }
.graph-legend .legend-critical { background: var(--navy); }
.graph-legend .legend-confirmed { width: 24px; height: 3px; border-radius: 2px; background: var(--blue); }
.graph-legend .legend-uncertain { width: 24px; height: 3px; border-radius: 0; background: repeating-linear-gradient(90deg, #8090a4 0 5px, transparent 5px 9px); }
.graph-shell.is-expanded { position: fixed; z-index: 1000; inset: 16px; display: flex; flex-direction: column; margin: 0; border-color: #93a9bd; box-shadow: 0 25px 80px rgba(8,24,47,.32); }
.graph-shell.is-expanded .graph-toolbar { flex: 0 0 auto; }
.graph-shell.is-expanded .graph-layout { min-height: 0; flex: 1 1 auto; }
.graph-shell.is-expanded .graph-stage { min-height: 0; }
.graph-shell.is-expanded .graph-stage svg { max-height: none; }
.graph-shell.is-expanded .evidence-drawer { overflow: auto; }
body.graph-overlay-open { overflow: hidden; }

.compact-title { margin: 0 0 10px; }
.compact-title h3 { margin: 0; font-size: 20px; }
.action-priority { display: inline-block; margin-bottom: 8px; color: var(--red); font-size: 8px; font-weight: 900; letter-spacing: .09em; text-transform: uppercase; }
.evidence-references { margin-top: 12px; display: flex; flex-wrap: wrap; gap: 5px; }
.evidence-references code { max-width: 100%; padding: 4px 7px; overflow-wrap: anywhere; border-radius: 6px; color: #31435a; background: #eaf0f6; font-size: 9px; }
.muted-copy { color: var(--muted); }

.analysis-grid { margin-top: 34px; display: grid; grid-template-columns: minmax(0, 1fr) 355px; gap: 28px; align-items: start; }
.finding-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.finding { min-width: 0; padding: 18px; border: 1px solid var(--line); border-left: 4px solid #8492a2; border-radius: 13px; background: #fff; }
.finding > div { display: flex; justify-content: space-between; gap: 12px; }
.finding > div span, .finding > span { color: #617087; font-size: 9px; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; }
.finding code { overflow-wrap: anywhere; color: var(--muted); font-size: 9px; }
.finding h3 { margin: 13px 0 6px; font-size: 15px; line-height: 1.3; }
.finding p { margin: 0; color: var(--muted); font-size: 12px; }
.finding small { display: block; margin-top: 13px; padding-top: 11px; border-top: 1px solid var(--line); color: #39495e; line-height: 1.45; }
.finding-critical { border-left-color: var(--red); }
.finding-critical > div span, .finding-critical > span { color: var(--red); }
.finding-high { border-left-color: #e35d31; }
.finding-medium { border-left-color: var(--amber); }
.finding-review { border-left-color: #d2a83a; }
.finding-info { border-left-color: var(--blue); }
.simulation-reset { display: block; margin-top: 17px; text-align: center; font-size: 12px; }
.path-evidence { margin-top: 48px; }
.path-row { margin-bottom: 13px; overflow: hidden; border: 1px solid var(--line); border-radius: 15px; background: #fff; }
.path-row-meta { padding: 15px 18px; display: grid; grid-template-columns: 1fr auto 1fr; gap: 18px; align-items: center; color: #fff; background: var(--navy); }
.path-row-meta strong:last-child { text-align: right; }
.path-row-meta span { color: rgba(255,255,255,.62); font-size: 10px; text-transform: uppercase; }
.path-row ol { margin: 0; padding: 0; list-style: none; }
.path-row li { padding: 12px 18px; display: grid; grid-template-columns: 1fr 1.4fr 1fr; gap: 18px; align-items: center; border-top: 1px solid var(--line); }
.path-row li span { font-weight: 800; }
.path-row li span:last-child { text-align: right; }
.path-row li small { color: var(--muted); text-align: center; }
.warning-panel { margin-top: 28px; border: 1px solid #e4cc9e; border-radius: 13px; background: #fffaf0; }
.warning-panel summary { padding: 15px 18px; color: #76511b; font-weight: 800; cursor: pointer; }
.warning-panel ul { margin: 0; padding: 0 38px 19px; color: #68563b; font-size: 12px; }

.report-page { padding: clamp(28px, 5vw, 62px); border: 1px solid var(--line); border-radius: 25px; background: #fff; box-shadow: var(--shadow); }
.report-head { padding-bottom: 27px; display: grid; grid-template-columns: 1fr 390px; gap: 45px; border-bottom: 3px solid var(--navy); }
.report-logo-lockup { margin-bottom: 27px; display: flex; align-items: end; gap: 15px; }
.report-logo { display: block; width: min(310px, 100%); height: auto; }
.report-logo-lockup span { padding-bottom: 5px; color: var(--red); font-size: 9px; font-weight: 900; letter-spacing: .1em; text-transform: uppercase; }
.report-head h1 { margin-bottom: 7px; font-size: clamp(42px, 6vw, 72px); }
.report-head p { color: var(--muted); }
.report-head dl { margin: 0; display: grid; grid-template-columns: 120px 1fr; align-content: end; gap: 7px 14px; }
.report-head dt { color: var(--muted); font-size: 9px; font-weight: 850; text-transform: uppercase; }
.report-head dd { margin: 0; min-width: 0; overflow-wrap: anywhere; font-size: 11px; font-weight: 750; }
.report-actions { margin: 23px 0; display: flex; gap: 9px; }
.report-summary { margin: 30px 0 48px; display: grid; grid-template-columns: repeat(4, 1fr); color: #fff; background: linear-gradient(120deg, #07172c, #0d3154); border-radius: 16px; }
.report-summary div { padding: 22px; border-left: 1px solid rgba(255,255,255,.15); }
.report-summary div:first-child { border-left: 0; }
.report-summary span, .report-summary strong { display: block; }
.report-summary span { color: rgba(255,255,255,.63); font-size: 9px; font-weight: 850; text-transform: uppercase; }
.report-summary strong { margin-top: 7px; font-size: 28px; }
.report-section { position: relative; margin-top: 49px; padding-left: 54px; }
.section-index { position: absolute; top: 3px; left: 0; color: var(--red); font-size: 12px; font-weight: 900; }
.report-section > h2 { padding-bottom: 11px; border-bottom: 1px solid var(--line); }
.report-section > p { max-width: 980px; color: #405069; }
.report-path { margin: 15px 0; padding: 19px; border: 1px solid var(--line); border-radius: 13px; }
.report-path h3 { margin-bottom: 15px; }
.report-path ol { margin: 0; padding-left: 22px; }
.report-path li { padding: 7px 0 7px 6px; }
.report-path li strong, .report-path li span, .report-path li small { display: block; }
.report-path li span { margin-top: 3px; color: var(--blue); font-size: 11px; }
.report-path li small { margin-top: 2px; color: var(--muted); }
.report-findings { display: grid; grid-template-columns: repeat(2, 1fr); gap: 11px; }
.interface-diagram-list { margin-top: 26px; display: grid; gap: 28px; }
.interface-diagram { margin: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 16px; background: #fff; }
.interface-diagram figcaption { padding: 18px 20px; display: flex; align-items: end; justify-content: space-between; gap: 24px; color: #fff; background: linear-gradient(120deg, #07172c, #123e61); }
.interface-diagram figcaption span { color: #94bbd4; font-size: 8px; font-weight: 900; letter-spacing: .09em; text-transform: uppercase; }
.interface-diagram figcaption h3 { margin: 4px 0; color: #fff; font-size: 18px; }
.interface-diagram figcaption p { margin: 0; color: rgba(255,255,255,.68); font-size: 10px; }
.interface-diagram figcaption dl { margin: 0; display: grid; grid-template-columns: repeat(3, auto); gap: 5px 18px; text-align: right; }
.interface-diagram figcaption dt { grid-row: 1; color: rgba(255,255,255,.58); font-size: 7px; font-weight: 850; text-transform: uppercase; }
.interface-diagram figcaption dd { grid-row: 2; margin: 0; font-size: 19px; font-weight: 900; }
.interface-diagram-canvas { padding: 8px; overflow-x: auto; background: linear-gradient(180deg, #f8fafc, #eef4f7); }
.interface-diagram-canvas svg { display: block; width: 100%; min-width: 820px; height: auto; font-family: "Manrope", sans-serif; }
.diagram-source rect { fill: #07172c; stroke: #07172c; stroke-width: 2; }
.diagram-source text { fill: rgba(255,255,255,.72); font-size: 14px; }
.diagram-source .diagram-kicker { fill: #83badb; }
.diagram-source .diagram-title { fill: #fff; }
.diagram-target rect, .diagram-empty rect { fill: #fff; stroke: #aebdca; stroke-width: 2; }
.diagram-target-confirmed rect { fill: #effaf5; stroke: #18845b; }
.diagram-target-lateral rect { fill: #eef7fc; stroke: #2d7fa8; }
.diagram-target-partial rect, .diagram-target-unconfirmed rect { fill: #fff8e9; stroke: #bd7a18; }
.diagram-target text, .diagram-empty text { fill: #435066; font-size: 12px; }
.diagram-kicker { font-size: 10px !important; font-weight: 900; letter-spacing: .08em; }
.diagram-title { fill: #07172c !important; font-size: 16px !important; font-weight: 900; }
.diagram-policy { fill: #65758b !important; font-size: 10px !important; }
.diagram-link { fill: none; stroke-width: 3; }
.diagram-link-confirmed { stroke: #18845b; }
.diagram-link-lateral { stroke: #2d7fa8; stroke-dasharray: 9 7; }
.diagram-link-partial, .diagram-link-unconfirmed { stroke: #bd7a18; stroke-dasharray: 4 5; }
.diagram-arrow-confirmed { fill: #18845b; }
.diagram-arrow-lateral { fill: #2d7fa8; }
.diagram-arrow-partial { fill: #bd7a18; }
.interface-evidence { border-width: 1px 0 0; border-radius: 0; }
.report-subsection-title { margin-top: 35px; padding-bottom: 9px; border-bottom: 1px solid var(--line); }
.table-scroll { overflow-x: auto; border: 1px solid var(--line); border-radius: 12px; }
table { width: 100%; border-collapse: collapse; font-size: 11px; }
th, td { padding: 11px 12px; border-bottom: 1px solid #edf0f3; text-align: left; vertical-align: top; }
th { color: var(--muted); background: #f7f9fb; font-size: 8px; font-weight: 900; letter-spacing: .07em; text-transform: uppercase; }
td small { display: block; margin-top: 4px; color: var(--muted); }
.route-state { padding: 4px 6px; border-radius: 6px; color: #5e6876; background: #edf0f3; font-size: 8px; font-weight: 850; text-transform: uppercase; }
.route-confirmed { color: var(--green); background: var(--soft-green); }
.route-partial, .route-unconfirmed { color: #7b4b09; background: #fff0d5; }
.route-lateral { color: var(--blue); background: var(--soft-blue); }
.route-missing { color: var(--red); background: var(--soft-red); }
.report-disclaimer { margin-top: 49px; padding: 20px; border: 1px solid var(--line); border-radius: 12px; background: #f7f9fb; }
.report-disclaimer p { margin-bottom: 0; color: var(--muted); font-size: 11px; }
.report-brand-footer { margin-top: 30px; padding-top: 18px; display: flex; align-items: center; justify-content: space-between; gap: 18px; border-top: 2px solid var(--navy); }
.report-logo-footer { width: 190px; }
.report-brand-footer span { color: var(--muted); font-size: 9px; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; }

.prose { max-width: 900px; margin: 34px auto 80px; }
.prose h1 { font-size: clamp(44px, 6vw, 76px); }
.prose h2 { margin-top: 44px; }
.prose p { color: #405069; font-size: 17px; }

@keyframes rise { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: translateY(0); } }
@keyframes graphReveal { from { opacity: 0; transform: scale(.985); } to { opacity: 1; transform: scale(1); } }
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }

@media (max-width: 1180px) {
  .metric-grid-seven { grid-template-columns: repeat(4, 1fr); }
  .graph-layout { grid-template-columns: 1fr; }
  .evidence-drawer { min-height: 250px; border-top: 1px solid var(--line); border-left: 0; }
  .analysis-grid { grid-template-columns: minmax(0, 1fr) 320px; }
  .analysis-card { grid-template-columns: 54px 1fr; }
  .analysis-metrics { grid-column: 1 / -1; }
  .traffic-simulation-head { grid-template-columns: 1fr; }
}

@media (max-width: 940px) {
  .site-header { align-items: flex-start; padding-top: 18px; padding-bottom: 18px; }
  .brand-product { display: none; }
  .hero, .auth-layout, .split-layout, .dashboard-layout, .project-layout, .analysis-grid { grid-template-columns: 1fr; gap: 35px; }
  .hero { min-height: auto; }
  .upload-card, .sticky-card { position: static; }
  .principles, .metric-grid-three { grid-template-columns: 1fr 1fr; }
  .metric-grid-seven { grid-template-columns: repeat(3, 1fr); }
  .finding-list { grid-template-columns: 1fr; }
  .scope-shell { grid-template-columns: 1fr; }
  .traffic-filter-bar { grid-template-columns: 1fr 1fr; }
  .traffic-filter-bar > span { align-self: end; }
  .traffic-pair-grid { grid-template-columns: 1fr; }
  .graph-toolbar { align-items: flex-start; flex-direction: column; }
  .graph-toolbar-actions { width: 100%; justify-content: flex-start; }
  .graph-filter-bar { grid-template-columns: 1fr 1fr; }
  .graph-filter-count { text-align: left; }
  .graph-query-results { grid-template-columns: 1fr; }
  .report-head { grid-template-columns: 1fr; }
  .report-summary { grid-template-columns: 1fr 1fr; }
  .report-summary div:nth-child(3) { border-left: 0; border-top: 1px solid rgba(255,255,255,.15); }
  .report-summary div:nth-child(4) { border-top: 1px solid rgba(255,255,255,.15); }
  .interface-diagram figcaption { align-items: flex-start; flex-direction: column; }
  .interface-diagram figcaption dl { text-align: left; }
}

@media (max-width: 640px) {
  .site-header { position: relative; display: block; padding: 16px; }
  .brand img { width: 165px; }
  nav { margin-top: 17px; justify-content: flex-start; flex-wrap: wrap; gap: 15px; }
  .account-strip, main { width: min(100% - 24px, 1440px); }
  .account-strip { justify-content: flex-start; flex-wrap: wrap; }
  main { padding-top: 30px; }
  h1 { font-size: 42px; }
  .hero { padding-top: 35px; }
  .hero-actions, .page-actions { align-items: stretch; flex-direction: column; }
  .principles, .metric-grid-three, .metric-grid-seven, .report-summary, .report-findings { grid-template-columns: 1fr; }
  .principles article, .principles article + article { padding: 26px 0; border-top: 1px solid var(--line); border-left: 0; }
  .form-card { padding: 23px; }
  .scope-shell form { grid-template-columns: 1fr; }
  .scope-shell button { grid-column: auto; }
  .traffic-filter-bar, .traffic-summary { grid-template-columns: 1fr; }
  .graph-filter-bar { grid-template-columns: 1fr; }
  .graph-query-summary-head { display: block; }
  .graph-query-summary-head p { margin-top: 9px; text-align: left; }
  .traffic-summary div, .traffic-summary div:first-child { border-top: 1px solid rgba(255,255,255,.13); border-left: 0; }
  .traffic-summary div:first-child { border-top: 0; }
  .traffic-pair > header { display: block; }
  .traffic-outcome { margin-top: 10px; }
  .traffic-pair dl { grid-template-columns: 1fr; }
  .page-head, .footer-inner, .simulation-banner, .danger-zone { display: block; }
  .page-context, .page-actions, .comparison-strip { margin-top: 20px; }
  .footer-links { margin-top: 23px; flex-wrap: wrap; }
  .analysis-card { grid-template-columns: 46px 1fr; }
  .analysis-vendor { width: 44px; height: 44px; }
  .analysis-metrics { grid-template-columns: 1fr; }
  .analysis-metrics div { padding: 10px 0; border-top: 1px solid var(--line); border-left: 0; }
  .heat-controls { width: 100%; overflow-x: auto; }
  .graph-layout, .graph-stage { min-height: 480px; }
  .path-row-meta, .path-row li { grid-template-columns: 1fr; text-align: left; }
  .path-row-meta strong:last-child, .path-row li span:last-child, .path-row li small { text-align: left; }
  .report-page { padding: 22px 18px; }
  .report-logo-lockup { align-items: flex-start; flex-direction: column; gap: 9px; }
  .report-logo { width: min(280px, 100%); }
  .report-brand-footer { align-items: flex-start; flex-direction: column; }
  .report-head dl { grid-template-columns: 95px 1fr; }
  .report-summary div, .report-summary div:nth-child(3), .report-summary div:nth-child(4) { border-top: 1px solid rgba(255,255,255,.15); border-left: 0; }
  .report-summary div:first-child { border-top: 0; }
  .report-section { padding-left: 0; }
  .interface-diagram figcaption dl { width: 100%; justify-content: space-between; }
  .section-index { position: static; display: block; margin-bottom: 8px; }
}

@media print {
  @page { size: A4; margin: 13mm; }
  body { color: #000; background: #fff; }
  .ambient-grid, .site-header, .account-strip, .site-footer, .no-print { display: none !important; }
  main { width: 100%; min-height: 0; padding: 0; }
  .report-page { padding: 0; border: 0; border-radius: 0; box-shadow: none; }
  .report-logo { width: 260px; }
  .report-head h1 { font-size: 36px; }
  .report-summary { print-color-adjust: exact; -webkit-print-color-adjust: exact; }
  .report-section { break-inside: avoid; }
  .report-section:has(.interface-diagram-list) { break-inside: auto; }
  .interface-diagram { break-before: page; break-inside: avoid; border-color: #b8c4ce; }
  .interface-diagram:first-child { break-before: auto; }
  .interface-diagram-canvas { overflow: hidden; print-color-adjust: exact; -webkit-print-color-adjust: exact; }
  .interface-diagram-canvas svg { min-width: 0; }
  .interface-evidence { overflow: visible; }
  .report-findings { grid-template-columns: 1fr 1fr; }
  .finding, .report-path, tr { break-inside: avoid; }
  .report-brand-footer { break-inside: avoid; }
}