:root {
  --ink: #10201b;
  --muted: #5d6f68;
  --paper: #f4f7f3;
  --card: #ffffff;
  --line: #dce5df;
  --accent: #1c6b4f;
  --accent-dark: #114b38;
  --accent-soft: #dff0e8;
  --critical: #b44a45;
  --warning: #b67a22;
  --opportunity: #34708d;
  --shadow: 0 24px 70px rgba(25, 54, 44, .10);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 75% 3%, rgba(105, 168, 140, .16), transparent 30rem),
    var(--paper);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
.shell { width: min(1120px, calc(100% - 40px)); margin-inline: auto; }

.nav {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(16, 32, 27, .08);
}
.brand { display: inline-flex; gap: 11px; align-items: center; color: var(--ink); text-decoration: none; font-weight: 750; letter-spacing: -.02em; }
.brand b { color: var(--accent); font-size: .72em; text-transform: uppercase; letter-spacing: .08em; }
.brand-mark { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 10px; color: white; background: var(--ink); font-size: 12px; letter-spacing: .08em; }
.nav-link { color: var(--muted); font-size: 14px; text-decoration: none; }
.nav-link:hover { color: var(--ink); }

.hero { padding: 84px 0 66px; display: grid; grid-template-columns: 1.4fr .75fr; gap: 64px; align-items: center; }
.eyebrow { margin: 0 0 14px; color: var(--accent); font-size: 12px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 22px; max-width: 760px; font-size: clamp(45px, 6vw, 76px); line-height: .98; letter-spacing: -.055em; font-weight: 760; }
h1 span { color: #6d7e77; }
h2 { margin-bottom: 14px; font-size: clamp(30px, 4vw, 46px); line-height: 1.07; letter-spacing: -.04em; }
h3 { letter-spacing: -.025em; }
.lede { max-width: 700px; color: var(--muted); font-size: 19px; }
.trust-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.trust-row span { padding: 8px 12px; border: 1px solid var(--line); border-radius: 999px; background: rgba(255,255,255,.6); font-size: 13px; font-weight: 650; }
.hero-card { padding: 28px; border: 1px solid var(--line); border-radius: 24px; background: rgba(255,255,255,.76); box-shadow: var(--shadow); backdrop-filter: blur(14px); }
.card-kicker { margin-bottom: 14px; color: var(--muted); font-size: 12px; font-weight: 800; letter-spacing: .11em; text-transform: uppercase; }
.metric-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.metric-grid div { padding: 18px 10px; border-radius: 15px; background: var(--paper); }
.metric-grid strong { display: block; font-size: 28px; letter-spacing: -.04em; }
.metric-grid span { display: block; color: var(--muted); font-size: 11px; line-height: 1.25; }
.micro { margin: 18px 0 0; color: var(--muted); font-size: 12px; }

.checker, .results { margin-bottom: 72px; padding: clamp(26px, 5vw, 54px); border: 1px solid var(--line); border-radius: 30px; background: var(--card); box-shadow: var(--shadow); }
.section-heading { max-width: 760px; margin-bottom: 30px; }
.section-heading > p:last-child { color: var(--muted); }
.scan-form { padding: 24px; border-radius: 20px; background: #f7f9f6; border: 1px solid var(--line); }
label { display: block; margin-bottom: 8px; font-size: 13px; font-weight: 750; }
.input-row { display: grid; grid-template-columns: 1fr auto; gap: 10px; }
input, select, textarea { width: 100%; border: 1px solid #ccd8d1; border-radius: 12px; background: white; color: var(--ink); outline: none; transition: border-color .15s, box-shadow .15s; }
input, select { min-height: 49px; padding: 0 14px; }
textarea { padding: 14px; resize: vertical; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 13px; }
input:focus, select:focus, textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(28, 107, 79, .12); }
.field-row { margin-top: 16px; max-width: 360px; }
.button { min-height: 48px; border: 0; border-radius: 12px; padding: 0 18px; cursor: pointer; font-weight: 750; transition: transform .12s, opacity .12s, background .12s; }
.button:hover { transform: translateY(-1px); }
.button:disabled { cursor: wait; opacity: .56; transform: none; }
.primary { color: white; background: var(--accent); }
.primary:hover { background: var(--accent-dark); }
.secondary { color: var(--ink); background: var(--accent-soft); }
.ghost { color: var(--ink); background: transparent; border: 1px solid var(--line); }
.form-message, .intent-message { min-height: 1.3em; margin: 12px 0 0; color: var(--muted); font-size: 13px; }
.form-message.error { color: var(--critical); }
.form-message.success, .intent-message.success { color: var(--accent); font-weight: 650; }

.manual-panel { margin-top: 18px; border: 1px solid var(--line); border-radius: 16px; background: #fafcf9; }
.manual-panel summary { padding: 17px 20px; cursor: pointer; font-weight: 700; }
.manual-content { padding: 0 20px 20px; }
.manual-content > p { color: var(--muted); font-size: 14px; }
.manual-content .button { margin-top: 12px; }
code { padding: 2px 5px; border-radius: 5px; background: #eaf0ec; }

.results-head { display: flex; justify-content: space-between; gap: 30px; align-items: center; padding-bottom: 28px; border-bottom: 1px solid var(--line); }
.muted { color: var(--muted); }
.score-ring { flex: 0 0 auto; width: 116px; height: 116px; display: grid; place-content: center; text-align: center; border: 9px solid var(--accent-soft); border-radius: 50%; background: #fbfdfb; }
.score-ring strong { font-size: 38px; line-height: 1; letter-spacing: -.05em; }
.score-ring span { color: var(--muted); font-size: 12px; }
.summary-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 26px 0; }
.summary-grid article { position: relative; padding: 20px; border: 1px solid var(--line); border-radius: 16px; }
.summary-grid strong { display: block; font-size: 30px; letter-spacing: -.04em; }
.summary-grid p { margin-bottom: 0; color: var(--muted); font-size: 13px; }
.dot { position: absolute; top: 20px; right: 20px; width: 9px; height: 9px; border-radius: 50%; }
.dot.critical { background: var(--critical); }.dot.warning { background: var(--warning); }.dot.opportunity { background: var(--opportunity); }

.repair-plan { margin: 28px 0; padding: 24px; border: 1px solid #cfe2d7; border-radius: 20px; background: linear-gradient(145deg, #f5fbf7, #edf6f1); }
.repair-plan-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 20px; margin-bottom: 18px; }
.repair-plan h3 { margin: 0 0 6px; font-size: 25px; }
.repair-plan .eyebrow { margin-bottom: 7px; }
.plan-note { flex: 0 0 auto; padding: 7px 10px; border: 1px solid #c7ddd1; border-radius: 999px; color: var(--muted); background: rgba(255,255,255,.72); font-size: 11px; font-weight: 750; }
.priority-actions { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.priority-card { display: grid; grid-template-columns: 34px 1fr; gap: 12px; padding: 16px; border: 1px solid var(--line); border-radius: 15px; background: white; }
.priority-number { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 10px; background: var(--ink); color: white; font-weight: 800; }
.priority-meta, .finding-priority { display: flex; gap: 8px; align-items: center; color: var(--muted); font-size: 11px; font-weight: 700; }
.priority-card h4 { margin: 7px 0 5px; font-size: 14px; line-height: 1.3; }
.priority-card p { margin: 0; color: var(--muted); font-size: 12px; }
.priority-pill { display: inline-flex; align-items: center; min-height: 22px; padding: 2px 8px; border-radius: 999px; font-size: 10px; font-weight: 850; letter-spacing: .06em; }
.priority-pill.p1 { color: #7e2f2c; background: #f7e5e3; }
.priority-pill.p2 { color: #7b5217; background: #f8eedc; }
.priority-pill.p3 { color: #24556d; background: #e3f0f5; }
.priority-empty { grid-column: 1 / -1; display: flex; justify-content: space-between; gap: 14px; padding: 16px; border-radius: 14px; background: white; color: var(--muted); font-size: 13px; }

.findings { display: grid; gap: 16px; }
.finding { padding: 18px 20px; border: 1px solid var(--line); border-radius: 16px; background: #fff; }
.actionable-finding { padding: 22px; }
.finding-head { display: flex; justify-content: space-between; gap: 20px; align-items: flex-start; }
.finding h4 { margin: 0; font-size: 17px; }
.finding-priority { margin-bottom: 7px; }
.finding p { margin: 7px 0 0; color: var(--muted); font-size: 13px; }
.badge { flex: 0 0 auto; padding: 5px 8px; border-radius: 999px; font-size: 10px; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }
.badge.critical { color: #7e2f2c; background: #f7e5e3; }.badge.warning { color: #7b5217; background: #f8eedc; }.badge.opportunity { color: #24556d; background: #e3f0f5; }
.finding-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 18px; }
.finding-block { padding: 15px; border-radius: 13px; background: #f7f9f6; }
.block-label { display: block; color: var(--ink); font-size: 11px; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }
.repair-box { margin-top: 12px; padding: 18px; border: 1px solid #cfe2d7; border-radius: 14px; background: #f7fcf9; }
.repair-box ol { margin: 10px 0 0; padding-left: 21px; color: var(--muted); font-size: 13px; }
.repair-box li + li { margin-top: 6px; }
.example-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 15px; }
.example-grid div { padding: 12px; border: 1px solid var(--line); border-radius: 11px; background: white; }
.example-grid span { color: var(--muted); font-size: 9px; font-weight: 850; letter-spacing: .1em; }
.example-grid div:last-child span { color: var(--accent); }
.example-grid p { margin-top: 5px; color: var(--ink); }
.affected-list { margin-top: 12px; border-top: 1px solid var(--line); padding-top: 12px; }
.affected-list summary { cursor: pointer; color: var(--accent-dark); font-size: 12px; font-weight: 750; }
.sample-list { margin: 10px 0 0; padding-left: 20px; color: var(--muted); font-size: 12px; }
.method-card { margin-top: 22px; padding: 20px; display: flex; justify-content: space-between; gap: 20px; align-items: center; border-radius: 16px; background: #f7f9f6; }
.method-card p:last-child { margin-bottom: 0; color: var(--muted); font-size: 13px; }
.coverage-note { margin-top: 18px; padding: 22px; border: 1px dashed #c8d5ce; border-radius: 16px; background: #fbfcfb; }
.coverage-note h3 { margin: 0 0 12px; font-size: 19px; }
.coverage-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.coverage-grid p { margin: 0; padding: 13px; border-radius: 11px; background: #f3f6f4; color: var(--muted); font-size: 12px; }
.coverage-grid strong { color: var(--ink); }
.cta-panel { margin-top: 26px; padding: 28px; border-radius: 22px; background: var(--ink); color: white; }
.cta-panel .eyebrow { color: #8bd0b1; }.cta-panel p { color: #c5d1cc; }.cta-actions { display: flex; flex-wrap: wrap; gap: 10px; }.cta-panel .secondary { background: white; }

.explain { padding: 50px 0 80px; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.feature-grid article { padding: 25px; border: 1px solid var(--line); border-radius: 20px; background: rgba(255,255,255,.58); }
.feature-grid span { color: var(--accent); font-weight: 850; font-size: 12px; }.feature-grid h3 { margin: 22px 0 8px; }.feature-grid p { margin-bottom: 0; color: var(--muted); font-size: 14px; }
.privacy { margin-bottom: 80px; padding: 40px; border-radius: 26px; background: #eaf2ed; display: grid; grid-template-columns: .8fr 1.2fr; gap: 34px; }
.privacy-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.privacy-grid p { margin: 0; padding: 16px; border-radius: 14px; background: rgba(255,255,255,.72); font-size: 13px; }
.footer { padding: 28px 0 42px; display: flex; justify-content: space-between; gap: 24px; border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; }
.footer p { margin: 0; }

@media (max-width: 900px) {
  .priority-actions { grid-template-columns: 1fr; }
}
@media (max-width: 820px) {
  .hero { grid-template-columns: 1fr; gap: 30px; padding-top: 56px; }
  .input-row { grid-template-columns: 1fr; }
  .summary-grid, .feature-grid, .finding-grid, .example-grid, .coverage-grid { grid-template-columns: 1fr; }
  .privacy { grid-template-columns: 1fr; }
  .results-head, .method-card, .footer, .repair-plan-head { align-items: flex-start; flex-direction: column; }
}
@media (max-width: 560px) {
  .shell { width: min(100% - 24px, 1120px); }
  .nav { min-height: 64px; }.nav-link { display: none; }
  h1 { font-size: 45px; }
  .checker, .results { border-radius: 22px; padding: 20px; }
  .scan-form { padding: 16px; }
  .metric-grid { grid-template-columns: 1fr; }
  .privacy-grid { grid-template-columns: 1fr; }
  .cta-actions .button { width: 100%; }
  .plan-note { white-space: normal; }
}