:root {
    --blue: #123B63;
    --green: #1F8A5B;
    --orange: #F59E0B;
    --red: #DC2626;
    --light: #F5F7FA;
    --text: #1F2937;
    --border: #d8e1eb;
}

* { box-sizing: border-box; }
body { margin: 0; font-family: Arial, sans-serif; color: var(--text); background: linear-gradient(180deg, #eef4fb 0%, #f8fafc 240px, #fff 240px); }
a { color: var(--blue); text-decoration: none; }
.container { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }
.site-header { padding: 20px 0; }
.site-header-inner { display: flex; justify-content: space-between; align-items: center; gap: 24px; }
.site-nav { display: flex; gap: 18px; }
.brand { color: var(--blue); font-weight: 700; font-size: 22px; }
.hero { display: grid; grid-template-columns: 1.4fr .8fr; gap: 24px; padding: 24px 0 32px; }
.hero-copy, .hero-card, .panel { background: rgba(255,255,255,0.92); border: 1px solid var(--border); border-radius: 20px; padding: 24px; box-shadow: 0 18px 40px rgba(18,59,99,0.07); }
.hero h1 { margin-top: 8px; font-size: clamp(36px, 6vw, 56px); line-height: 1.02; color: var(--blue); }
.hero p { font-size: 18px; line-height: 1.6; }
.eyebrow { display: inline-block; color: var(--green); font-weight: 700; text-transform: uppercase; letter-spacing: .08em; font-size: 12px; }
.scan-form, .stack-form { display: grid; gap: 14px; margin-top: 20px; }
label span { display: block; margin-bottom: 6px; font-weight: 600; }
input, select, textarea { width: 100%; border: 1px solid var(--border); border-radius: 12px; padding: 13px 14px; font: inherit; background: #fff; }
.button { display: inline-flex; align-items: center; justify-content: center; border-radius: 999px; padding: 12px 18px; border: 1px solid var(--blue); color: var(--blue); background: #fff; cursor: pointer; }
.button-primary { background: var(--blue); color: #fff; }
.button-row { display: flex; flex-wrap: wrap; gap: 10px; }
.grid-two, .score-grid { display: grid; gap: 20px; grid-template-columns: repeat(2, minmax(0, 1fr)); margin: 20px 0; }
.score-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.feature-list, .check-list { margin: 0; padding-left: 18px; line-height: 1.7; }
.disclaimer-mini { color: #526174; font-size: 14px; }
.notice { background: #eff6ff; border: 1px solid #bfd7f5; padding: 14px 16px; border-radius: 12px; margin: 16px 0; }
.notice-error { background: #fef2f2; border-color: #fecaca; }
.score-summary { display: flex; align-items: center; gap: 18px; margin: 20px 0; }
.score-circle { width: 90px; height: 90px; border-radius: 50%; background: var(--blue); color: #fff; display: grid; place-items: center; font-size: 32px; font-weight: 700; }
.score-circle.score-strong { background: var(--green); }
.score-circle.score-good { background: var(--blue); }
.score-circle.score-fair { background: var(--orange); color: #111827; }
.score-circle.score-attention, .score-circle.score-risk { background: var(--red); }
.score-label { font-size: 18px; font-weight: 700; margin: 0; }
.compact { display: flex; justify-content: space-between; align-items: center; }
.score-card-mini span { font-size: 26px; font-weight: 700; color: var(--blue); }
.finding-card { border: 1px solid var(--border); border-radius: 16px; padding: 16px; margin-bottom: 14px; background: #fff; }
.severity { display: inline-flex; align-items: center; gap: 6px; border-radius: 999px; padding: 4px 10px; font-size: 12px; font-weight: 700; margin-bottom: 10px; }
.severity-critical { background: #7f1d1d; color: #fff; }
.severity-high { background: var(--red); color: #fff; }
.severity-medium { background: var(--orange); color: #111827; }
.severity-low { background: #fde68a; color: #111827; }
.severity-info { background: #dbe7f4; color: #123B63; }
.timeline { border-left: 3px solid #cfe0f2; padding-left: 18px; }
.timeline-grid { border-left: 0; padding-left: 0; display: grid; gap: 12px; grid-template-columns: repeat(2, minmax(0, 1fr)); margin: 20px 0; }
.timeline-card { border: 1px solid var(--border); border-radius: 16px; padding: 14px 16px; background: #fff; display: grid; gap: 6px; }
.timeline-card span { color: #526174; font-size: 14px; }
.timeline-card.is-current { border-color: var(--blue); box-shadow: 0 10px 24px rgba(18,59,99,0.1); }
.timeline-card.is-done { border-color: #c8e4d6; background: #f3fbf7; }
.checkbox-row { display: flex; gap: 12px; align-items: flex-start; }
.checkbox-row input { width: auto; margin-top: 4px; }
.checkbox-card { display: flex; gap: 12px; align-items: flex-start; border: 1px solid var(--border); border-radius: 16px; padding: 14px; background: #fff; }
.checkbox-card input { width: auto; margin-top: 4px; }
.checkbox-card span { display: grid; gap: 8px; }
.checkbox-card small { color: #526174; }
.finding-selector { display: grid; gap: 12px; margin-top: 12px; }
.section-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; margin-bottom: 18px; }
.score-strong { border-color: rgba(31,138,91,0.28); }
.score-good { border-color: rgba(18,59,99,0.28); }
.score-fair { border-color: rgba(245,158,11,0.28); }
.score-attention, .score-risk { border-color: rgba(220,38,38,0.24); }
.flash-error { background: #fee2e2; color: #991b1b; padding: 12px 16px; border-radius: 12px; margin-bottom: 16px; }
@media (max-width: 800px) {
    .hero, .grid-two, .score-grid { grid-template-columns: 1fr; }
    .site-header-inner { flex-direction: column; align-items: flex-start; }
    .score-summary { align-items: flex-start; flex-direction: column; }
    .timeline-grid { grid-template-columns: 1fr; }
    .section-head { flex-direction: column; }
}