:root {
    --color-primary: #2563eb;
    --color-success: #16a34a;
    --color-warning: #d97706;
    --color-danger: #dc2626;
    --color-neutral: #475569;
    --color-surface: #f8fafc;
    --color-card: #ffffff;
    --color-navy: #1b2a4a;
    --color-border: #d9e2f0;
    --shadow-card: 0 18px 50px rgba(17, 24, 39, 0.08);
    --shadow-modal: 0 18px 60px rgba(17, 24, 39, 0.16);
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-8: 32px;
    --space-10: 40px;
    --space-12: 48px;
    --font-body: Inter, system-ui, sans-serif;
}

* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: var(--font-body);
    color: var(--color-navy);
    background:
        radial-gradient(circle at top left, rgba(37, 99, 235, 0.14), transparent 35%),
        radial-gradient(circle at right, rgba(22, 163, 74, 0.08), transparent 30%),
        linear-gradient(180deg, #f8fbff 0%, #f8fafc 45%, #edf4fb 100%);
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
main { display: block; }

.topbar, .footer, .page-hero, .section, .auth-shell, .article-shell {
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
}

.topbar {
    display: flex;
    gap: var(--space-4);
    align-items: center;
    justify-content: space-between;
    padding: 22px 0;
}

.brandmark {
    font-weight: 800;
    font-size: 1.2rem;
    letter-spacing: 0.02em;
}

.nav, .nav-cta, .hero-actions, .card-actions, .sidebar-nav, .app-header, .hero-inline, .section-head, .section-head.compact {
    display: flex;
    gap: var(--space-3);
    align-items: center;
}

.nav { flex-wrap: wrap; color: var(--color-neutral); }
.nav-cta { margin-left: auto; }

.button {
    border: 0;
    border-radius: 999px;
    background: var(--color-primary);
    color: white;
    padding: 12px 18px;
    font: inherit;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.button-secondary {
    background: white;
    color: var(--color-navy);
    border: 1px solid var(--color-border);
}

.full-width { width: 100%; }
.eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.14em;
    font-size: 0.72rem;
    color: var(--color-primary);
    margin: 0 0 8px;
    font-weight: 700;
}

h1, h2, h3, h4, p { margin-top: 0; }
h1 { font-size: clamp(2.2rem, 5vw, 4.2rem); line-height: 1.02; }
h2 { font-size: clamp(1.6rem, 3vw, 2.5rem); }
p { color: var(--color-neutral); line-height: 1.6; }

.hero {
    width: min(1120px, calc(100% - 32px));
    margin: 18px auto 32px;
    display: grid;
    grid-template-columns: 1.3fr 0.9fr;
    gap: var(--space-8);
    align-items: stretch;
}

.hero-copy, .hero-panel, .page-hero, .panel, .feature-card, .auth-card, .product-card, .stat-card, .alert-card, .audit-item {
    background: rgba(255, 255, 255, 0.86);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(217, 226, 240, 0.7);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
}

.hero-copy, .panel-card, .page-hero, .panel, .feature-card, .auth-card, .product-card, .stat-card, .alert-card, .audit-item {
    padding: var(--space-8);
}

.hero-panel {
    padding: 18px;
    background: linear-gradient(135deg, rgba(27, 42, 74, 0.96), rgba(37, 99, 235, 0.88));
    color: white;
}

.hero-panel p, .hero-panel h2 { color: white; }
.panel-card { height: 100%; display: flex; flex-direction: column; justify-content: flex-end; }

.section, .page-hero, .article-shell, .auth-shell { margin-bottom: 32px; }
.section-alt { padding-top: 4px; }
.section-head { justify-content: space-between; margin-bottom: var(--space-6); }
.section-head.compact h2 { margin-bottom: 0; }

.feature-grid, .product-grid, .stats-grid, .two-column, .form-grid {
    display: grid;
    gap: var(--space-5);
}

.feature-grid { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.stats-grid { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); margin-bottom: var(--space-6); }
.product-grid { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.two-column { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }
.form-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.full-span { grid-column: 1 / -1; }

.step-list {
    margin: 0;
    padding-left: 20px;
    color: var(--color-neutral);
    display: grid;
    gap: var(--space-3);
}

.step-list.large li {
    background: rgba(255, 255, 255, 0.72);
    padding: var(--space-4);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
}

.faq-list, .card-stack, .alert-card-stack, .audit-list, .alert-list {
    display: grid;
    gap: var(--space-4);
}

.capture-layout {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-5);
}

.progress-shell {
    width: 100%;
    height: 12px;
    border-radius: 999px;
    background: #dbe7f5;
    overflow: hidden;
    margin: var(--space-4) 0;
}

.progress-bar {
    width: 0;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, #2563eb, #16a34a);
    transition: width 180ms ease;
}

.hidden { display: none; }
.small-copy { font-size: 0.9rem; }
.raw-preview {
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    padding: var(--space-4);
    border-radius: var(--radius-md);
    background: #f3f7fb;
    border: 1px solid var(--color-border);
    color: var(--color-neutral);
}
.center-actions { justify-content: center; }

.faq-item.compact { margin-bottom: var(--space-4); }
.article-shell { padding: var(--space-10); }
.lede { font-size: 1.1rem; }

.auth-shell {
    display: flex;
    justify-content: center;
    padding: 30px 0 50px;
}

.auth-card {
    width: min(460px, 100%);
    display: grid;
    gap: var(--space-4);
}

label {
    display: grid;
    gap: var(--space-2);
    color: var(--color-navy);
    font-weight: 600;
}

input, textarea {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font: inherit;
    color: var(--color-navy);
    background: white;
}

.form-actions { display: flex; justify-content: flex-end; }
.form-error { color: var(--color-danger); font-weight: 600; }

.footer {
    display: flex;
    justify-content: space-between;
    gap: var(--space-6);
    padding: 24px 0 50px;
}

.footer-links { display: flex; gap: var(--space-4); flex-wrap: wrap; }

.app-shell {
    display: grid;
    grid-template-columns: 280px 1fr;
    min-height: 100vh;
}

.sidebar {
    background: linear-gradient(180deg, #1b2a4a 0%, #223866 100%);
    color: white;
    padding: var(--space-8);
    display: grid;
    align-content: start;
    gap: var(--space-6);
}

.sidebar-nav { flex-direction: column; align-items: stretch; }
.sidebar-nav a { padding: 12px 14px; border-radius: var(--radius-md); background: rgba(255, 255, 255, 0.06); }

.app-main { padding: var(--space-8); }
.app-header { justify-content: space-between; margin-bottom: var(--space-6); }
.app-content { display: grid; gap: var(--space-6); }

.user-pill {
    padding: 12px 16px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.86);
    border: 1px solid var(--color-border);
    display: grid;
    gap: 2px;
}

.product-card-head, .alert-row, .toggle-row, .alert-card, .alert-meta {
    display: flex;
    justify-content: space-between;
    gap: var(--space-3);
    align-items: start;
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 6px 10px;
    border-radius: 999px;
    font-size: 0.82rem;
    font-weight: 700;
}

.badge-success { background: rgba(22, 163, 74, 0.12); color: var(--color-success); }
.badge-warning { background: rgba(217, 119, 6, 0.12); color: var(--color-warning); }
.badge-danger { background: rgba(220, 38, 38, 0.12); color: var(--color-danger); }

.detail-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-4);
    margin: 0;
}

.detail-grid dt {
    color: var(--color-neutral);
    font-size: 0.82rem;
    margin-bottom: 6px;
}

.detail-grid dd { margin: 0; font-weight: 700; }
.empty-state { text-align: center; padding: var(--space-10); border: 1px dashed var(--color-border); border-radius: var(--radius-lg); }
.settings-form, .evidence-list { display: grid; gap: var(--space-4); }
.toggle-row { justify-content: start; align-items: center; }
.toggle-row input { width: auto; }
.text-success { color: var(--color-success); }
.text-warning { color: var(--color-warning); }
.text-danger { color: var(--color-danger); }
.text-neutral { color: var(--color-navy); }

@media (max-width: 920px) {
    .hero, .app-shell { grid-template-columns: 1fr; }
    .sidebar { gap: var(--space-4); }
    .app-header, .topbar, .footer { flex-direction: column; align-items: start; }
    .nav-cta { margin-left: 0; }
}

@media (max-width: 640px) {
    .form-grid, .detail-grid { grid-template-columns: 1fr; }
    .hero-copy, .panel-card, .page-hero, .panel, .feature-card, .auth-card, .product-card, .stat-card, .alert-card, .audit-item { padding: var(--space-6); }
    .topbar, .page-hero, .section, .auth-shell, .article-shell { width: min(1120px, calc(100% - 20px)); }
}