:root {
  --bg: #f5f7fb;
  --surface: #ffffff;
  --ink: #172033;
  --muted: #53627c;
  --line: #dce3ef;
  --primary: #3158d4;
  --primary-dark: #2444ab;
  --danger: #b42318;
  --warning: #8a5b00;
  --success: #087443;
  --shadow: 0 12px 30px rgba(28, 49, 91, 0.08);
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; line-height: 1.5; }
button, input, textarea, select { font: inherit; }
.container { width: min(960px, calc(100% - 32px)); margin: 0 auto; }
.site-header { background: linear-gradient(120deg, #10204f, #3158d4); color: #fff; padding: 46px 0 40px; }
.header-content, .actions, .adr-head, .mode-panel { display: flex; justify-content: space-between; gap: 20px; align-items: center; }
h1, h2, h3, h4, p { margin-top: 0; }
h1 { margin-bottom: 8px; font-size: clamp(2rem, 5vw, 3.1rem); line-height: 1.08; }
h2 { margin-bottom: 10px; font-size: 1.3rem; }
h3 { margin-bottom: 6px; font-size: 1.1rem; }
h4 { margin-bottom: 6px; font-size: 0.95rem; }
.subtitle { margin-bottom: 0; max-width: 740px; color: #d5e0ff; }
.eyebrow { margin-bottom: 5px; color: var(--primary); font-size: 0.72rem; font-weight: 800; letter-spacing: 0.09em; }
.site-header .eyebrow { color: #aebeff; }
.health-link { color: #fff; font-weight: 700; white-space: nowrap; }
.page-content { padding: 30px 0 52px; }
.panel, .technical-details { margin-bottom: 20px; padding: 24px; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; box-shadow: var(--shadow); }
.step-label { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; color: var(--primary); font-size: 0.78rem; font-weight: 800; letter-spacing: 0.06em; text-transform: uppercase; }
.step-label span { display: inline-grid; min-width: 25px; height: 25px; place-items: center; border-radius: 999px; background: #dbe5ff; color: #1f419f; }
label { display: grid; gap: 6px; margin-top: 14px; color: var(--muted); font-size: 0.9rem; font-weight: 700; }
.optional { font-weight: 500; }
input[type="text"], input[type="number"], textarea, select { width: 100%; border: 1px solid #b8c4d7; border-radius: 8px; background: #fff; color: var(--ink); padding: 11px 12px; }
input:focus, textarea:focus, select:focus, button:focus-visible, a:focus-visible, summary:focus-visible { outline: 3px solid #93aeff; outline-offset: 2px; }
textarea { resize: vertical; }
.helper-text { margin-bottom: 0; color: var(--muted); font-size: 0.9rem; }
.need-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.hw-flags { display: flex; flex-wrap: wrap; gap: 18px; }
.check { display: flex; flex-direction: row; align-items: center; gap: 9px; margin-top: 14px; color: var(--ink); font-weight: 600; }
.check input { width: 18px; height: 18px; }
.button { border: 0; border-radius: 8px; cursor: pointer; font-weight: 750; padding: 11px 16px; }
.button.primary { background: var(--primary); color: #fff; }
.button.primary:hover { background: var(--primary-dark); }
.button.secondary { background: #e8eeff; color: #233b8b; }
.actions { justify-content: flex-end; margin: 22px 0 5px; }
.form-status { min-height: 1.5em; margin: 8px 0 18px; font-weight: 650; }
.form-status.error { color: var(--danger); }
.form-status.success { color: var(--success); }
.form-status.warning { color: var(--warning); }

.mode-panel { padding: 14px 18px; }
.mode-label { color: var(--muted); font-size: 0.8rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.06em; }
.mode-toggle { display: inline-flex; border: 1px solid var(--line); border-radius: 999px; overflow: hidden; }
.mode-btn { border: 0; background: #fff; color: var(--muted); padding: 8px 18px; cursor: pointer; font-weight: 750; }
.mode-btn.active { background: var(--primary); color: #fff; }

.matrix { display: grid; gap: 10px; }
.eda-panel { border-left: 5px solid #6b46c1; }
.route-hint { margin-bottom: 18px; padding: 14px 16px; border-radius: 10px; font-weight: 650; border: 1px solid var(--line); }
.route-hint.eda { background: #f3eefe; color: #4c2c92; border-color: #d6c6f5; }
.route-hint.direct { background: #eaf7f0; color: #075c36; border-color: #bfe6d1; }
.route-hint .route-title { display: block; font-weight: 800; margin-bottom: 2px; }
.eda-controls { display: flex; flex-wrap: wrap; align-items: center; gap: 16px; margin-top: 6px; }
.mono { font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace; font-size: 0.86rem; }
.table-wrap { overflow-x: auto; margin-top: 6px; }
.table-wrap table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
.table-wrap th, .table-wrap td { padding: 8px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.table-wrap th { color: var(--muted); font-size: 0.76rem; text-transform: uppercase; }
.matrix-row { display: grid; grid-template-columns: 120px 1fr 52px; align-items: center; gap: 12px; }
.problem-family { margin: 0; font-size: 1.15rem; font-weight: 750; color: var(--primary); }
.plan-step { padding: 12px 14px; border: 1px solid var(--line); border-radius: 10px; background: #fafcff; margin-bottom: 10px; }
.plan-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.techniques, .deploy { display: grid; gap: 10px; }
.tech-card, .deploy-card { padding: 14px; border: 1px solid var(--line); border-radius: 11px; background: #fafcff; }
.tech-card.recommended { border-color: #30a46c; box-shadow: 0 0 0 2px #cdeedd; background: #f4fbf7; }
.tech-head, .deploy-head { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.tech-summary { margin: 8px 0 0; }
.deploy-card.over { background: #fdf6f5; }
.deploy-cost { margin-left: auto; font-weight: 800; }
.chip.muted { background: #eef1f7; color: #53627c; }
.chip.reco { background: #30a46c; color: #fff; }
.matrix-row.no .matrix-name { color: var(--muted); }
.matrix-name { font-weight: 750; }
.matrix-score { text-align: right; font-weight: 800; }
.bar-wrap { height: 14px; background: #eef1f7; border-radius: 999px; overflow: hidden; }
.bar { height: 100%; border-radius: 999px; background: linear-gradient(90deg, #30a46c, #3158d4); }
.matrix-row.no .bar { background: #cbd4e4; }
.matrix-reason { grid-column: 1 / -1; margin: 0; color: var(--muted); font-size: 0.85rem; }

.debate { display: grid; gap: 12px; }
.debate-card { padding: 16px; border: 1px solid var(--line); border-radius: 11px; }
.debate-card.rejected { background: #fdf6f5; border-left: 4px solid #dc5151; }
.debate-card.converged { background: #f4fbf7; border-left: 4px solid #30a46c; }
.debate-note { margin: 8px 0 0; color: var(--muted); font-size: 0.9rem; }
.verdict-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.chip { padding: 4px 9px; border-radius: 999px; font-size: 0.78rem; font-weight: 700; }
.chip.pass { background: #d9f7e7; color: #075c36; }
.chip.warn { background: #fff0d6; color: #7a4e00; }
.chip.fail { background: #fde0dd; color: #9a2018; }
.debate-card ul { margin: 10px 0 0; padding-left: 20px; color: var(--muted); }

.adr-panel { border-top: 5px solid var(--primary); }
.adr-head { align-items: center; }
.adr-score { display: grid; justify-items: center; padding: 10px 16px; border-radius: 12px; background: #eaf7f0; color: #075c36; }
.adr-score strong { font-size: 1.8rem; line-height: 1; }
.adr-score span { font-size: 0.72rem; font-weight: 700; }
.adr-cost { font-weight: 750; }
.adr-plain { font-size: 1.02rem; }
.adr-spec { display: grid; grid-template-columns: 140px 1fr; gap: 4px 14px; margin: 6px 0 12px; }
.adr-spec dt { color: var(--muted); font-weight: 800; font-size: 0.85rem; }
.adr-spec dd { margin: 0; }
.risk-block, .rejected-block { margin-top: 16px; }
.risk-block ul { margin: 0; padding-left: 20px; }
.rejected-item { margin-top: 10px; padding: 12px; border: 1px solid var(--line); border-radius: 9px; background: #fafcff; }
.rejected-summary { display: block; margin: 2px 0 6px; color: var(--muted); font-size: 0.85rem; }
.rejected-item ul { margin: 0; padding-left: 20px; }
.technical-result { margin-top: 16px; }
.technical-result summary, .technical-details summary { cursor: pointer; color: #33425f; font-weight: 750; }
.technical-result pre { overflow: auto; margin: 12px 0 0; padding: 14px; border-radius: 9px; background: #111b30; color: #e7efff; font-size: 0.78rem; }
.technical-details { box-shadow: none; color: var(--muted); }

@media (max-width: 680px) {
  .container { width: min(100% - 22px, 960px); }
  .header-content, .actions, .mode-panel { align-items: flex-start; flex-direction: column; }
  .panel, .technical-details { padding: 18px; border-radius: 11px; }
  .need-grid { grid-template-columns: 1fr; }
  .matrix-row { grid-template-columns: 96px 1fr 46px; }
  .adr-spec { grid-template-columns: 1fr; }
  .actions .button { width: 100%; }
}