:root {
  --bg: #f5f7fb;
  --ink: #102235;
  --muted: #64748b;
  --line: #e4e9f0;
  --card: #fff;
  --blue: #2367f2;
  --green: #18a675;
  --nav: #0d1c2b;
  --danger: #d64545;
  --amber: #c98212;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial;
  background: var(--bg);
  color: var(--ink);
}

.shell {
  display: grid;
  grid-template-columns: 245px 1fr;
  min-height: 100vh;
}
.sidebar { background: var(--nav); color: white; padding: 26px 18px; display: flex; flex-direction: column; }
.brand { display: flex; gap: 11px; align-items: center; padding: 0 7px 25px; }
.brand small, .brand b { display: block; }
.brand small { opacity: .55; margin-top: 2px; }
.logo { height: 40px; width: 40px; border-radius: 12px; background: linear-gradient(135deg, #2e73ff, #19b780); display: grid; place-items: center; font-weight: 900; }
.sidebar nav { display: grid; gap: 6px; }
.sidebar nav a { padding: 11px 12px; border-radius: 9px; color: #b9c7d6; font-size: 14px; }
.sidebar nav a.active { background: #17314a; color: #fff; }
.side-note { margin-top: auto; background: #14283b; border: 1px solid #294157; border-radius: 14px; padding: 14px; display: grid; gap: 5px; }
.side-note span { font-size: 12px; color: #9db0c2; line-height: 1.45; }

main {
  padding: 34px 42px;
  max-width: 1500px;
  width: 100%;
  margin: auto;
}
header {
  display: flex;
  justify-content: space-between;
  gap: 28px;
  align-items: flex-start;
}
h1 { font-size: 36px; line-height: 1.12; margin: 6px 0 10px; max-width: 800px; letter-spacing: -0.03em; }
h2 { margin: 4px 0 16px; font-size: 20px; }
.sub { color: var(--muted); max-width: 720px; }
.eyebrow { font-size: 11px; letter-spacing: .16em; font-weight: 800; color: var(--blue); margin: 0; }
.badge { padding: 8px 12px; border: 1px solid var(--line); border-radius: 99px; background: white; font-size: 12px; color: var(--muted); }

.scanner {
  background: linear-gradient(120deg, #ffffff, #f4f8ff);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 22px;
  margin: 28px 0;
  box-shadow: 0 10px 34px rgba(26, 49, 82, 0.06);
}
.scanner label { font-size: 13px; font-weight: 700; }
.scanrow { display: flex; gap: 10px; margin-top: 8px; align-items: center; }
.scanrow.small { margin-top: 12px; }
.scanrow label { display: inline-flex; align-items: center; gap: 8px; font-size: 12px; color: var(--muted); font-weight: 700; }
.scanrow input, .scanrow select { border: 1px solid #cfd9e6; border-radius: 11px; font-size: 15px; outline: none; }
.scanrow input { flex: 1; padding: 14px 15px; }
.scanrow input:focus { border-color: var(--blue); box-shadow: 0 0 0 3px #2367f218; }
.scanrow input { flex: 1; }
.scanrow button { border: 0; border-radius: 11px; background: var(--blue); color: white; font-weight: 800; padding: 0 19px; cursor: pointer; height: 42px; }
.scanrow #maxPages { width: 86px; padding: 8px 10px; }

#scan { min-width: 240px; }
#singleScan { background: #1f2937; min-width: 190px; }

.scanner p { font-size: 12px; color: var(--muted); margin: 9px 0 0; }
.hidden { display: none !important; }

.score-card {
  background: var(--nav);
  color: #fff;
  border-radius: 18px;
  padding: 20px 22px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
}
.score-card span { display: block; color: #a7b7c7; font-size: 13px; }
.score-card strong { font-size: 42px; }
.score-meta { margin-top: 8px; display: block; font-size: 12px; color: #a7b7c7; }
.score-meta small { display: block; color: #e9f0ff; font-size: 12px; }

.ring {
  width: 68px;
  height: 68px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  border: 7px solid #27b482;
  background: #13283b;
}
.ring span { font-size: 18px; color: #fff; font-weight: 900; }

.grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.module {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 15px;
  padding: 16px;
}
.module-top { display: flex; align-items: center; justify-content: space-between; }
.module .icon { font-size: 20px; }
.module .score { font-size: 22px; font-weight: 900; }
.module h3 { font-size: 14px; margin: 12px 0 5px; }
.module p { font-size: 12px; color: var(--muted); line-height: 1.45; margin: 0; }
.bar { height: 6px; background: #edf1f6; border-radius: 99px; overflow: hidden; margin-top: 13px; }
.bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--blue), var(--green)); border-radius: 99px; }

.impact-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
  margin: 12px 0;
}
.impact-tile {
  background: #10263e;
  color: #d7e7f8;
  border: 1px solid #2c4763;
  border-radius: 14px;
  padding: 11px;
}
.impact-tile span { display: block; font-size: 11px; color: #9db0c7; text-transform: uppercase; letter-spacing: .06em; }
.impact-tile b { display: block; font-size: 19px; margin-top: 4px; }

.up { color: #2dd5a5; font-weight: 800; }
.down { color: #ff7b7b; font-weight: 800; }
.neutral { color: #8fa4ba; }

.two-col { display: grid; grid-template-columns: 1.25fr .75fr; gap: 14px; margin-top: 14px; }
.panel {
  background: white;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 19px;
}
.panel-head { display: flex; justify-content: space-between; align-items: start; }
.panel select { border: 1px solid var(--line); border-radius: 8px; padding: 7px; background: #fff; color: var(--ink); }
.issue { border-top: 1px solid var(--line); padding: 14px 0; }
.issue:first-child { border-top: 0; }
.issue-line { display: flex; gap: 9px; align-items: center; }
.sev { font-size: 10px; font-weight: 900; text-transform: uppercase; padding: 4px 7px; border-radius: 99px; }
.sev.critical, .sev.high { background: #ffe9e8; color: #bd3737; }
.sev.medium { background: #fff3dc; color: #a46b11; }
.sev.low { background: #edf4ff; color: #3669b4; }
.sev.info { background: #ebf8f3; color: #23785c; }
.issue h4 { font-size: 14px; margin: 0; }
.issue p { font-size: 12.5px; color: var(--muted); line-height: 1.45; margin: 6px 0; }
.fix { font-size: 12px; background: #f5f8fc; border-radius: 8px; padding: 9px; }
.fix small { color: var(--muted); }

.facts { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; }
.two-col-facts { grid-template-columns: 1fr; }
.fact { border: 1px solid var(--line); border-radius: 10px; padding: 10px; }
.fact span { display: block; font-size: 10px; color: var(--muted); text-transform: uppercase; letter-spacing: .08em; }
.fact b { font-size: 14px; display: block; margin-top: 3px; word-break: break-word; }

.history-list { display: grid; gap: 8px; margin-top: 12px; }
.history-item { display: grid; background: #f7fbff; border: 1px solid var(--line); padding: 10px; border-radius: 10px; grid-template-columns: 1fr auto; font-size: 12px; }
.history-item b { justify-self: end; }
.history-item small { grid-column: 1 / -1; color: var(--muted); margin-top: 3px; }

.ai-box { margin-top: 14px; border: 1px solid #cfe3ff; background: #f4f8ff; border-radius: 12px; padding: 13px; }
.ai-box pre { white-space: pre-wrap; font-family: inherit; font-size: 12px; line-height: 1.5; color: #3a526b; }

footer { font-size: 11px; color: #8492a6; text-align: center; padding: 28px 0; }

@media (max-width: 1000px) {
  .shell { grid-template-columns: 1fr; }
  .sidebar { display: none; }
  main { padding: 24px; }
  .grid { grid-template-columns: repeat(2, 1fr); }
  .two-col { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  main { padding: 16px; }
  h1 { font-size: 28px; }
  .scanrow { display: grid; }
  .scanrow button { padding: 13px; }
  .grid { grid-template-columns: 1fr; }
  .facts { grid-template-columns: 1fr; }
  .impact-grid { grid-template-columns: 1fr; }
  header { display: block; }
  .badge { display: inline-block; margin-top: 8px; }
}