:root {
    --surface: #f8f9fa;
    --surface-low: #f2f4f5;
    --surface-high: #e7e8e9;
    --surface-lowest: #ffffff;
    --primary: #003336;
    --primary-soft: #004b50;
    --secondary: #14696d;
    --text: #191c1d;
    --text-soft: #404849;
}

* { box-sizing: border-box; }
body {
    margin: 0;
    color: var(--text);
    background: radial-gradient(circle at 0% 0%, #eef7f8 0%, var(--surface) 30%);
    font-family: "Inter", "Segoe UI", sans-serif;
}

.page { min-height: 100vh; display: flex; }
.sidebar {
    width: 250px;
    background: linear-gradient(180deg, #f6f8f9, #eef1f2);
    padding: 1.5rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.brand-wrap { display: flex; gap: .75rem; align-items: center; margin-bottom: 1rem; }
.brand-badge { width: 36px; height: 36px; border-radius: .6rem; display:flex; align-items:center; justify-content:center; background: var(--primary-soft); color: #fff; font-weight: 700; }
.sidebar-brand { font-family: "Manrope", "Inter", sans-serif; font-weight: 800; color: var(--primary); }
.brand-subtitle { font-size: .66rem; letter-spacing: .18em; text-transform: uppercase; color: var(--secondary); font-weight: 700; }

.nav-link {
    display: block;
    padding: .65rem .8rem;
    border-radius: .7rem;
    color: var(--text-soft);
    text-decoration: none;
    margin-bottom: .25rem;
    font-weight: 600;
}
.nav-link.active { background: var(--surface-high); color: var(--primary); }

.content-wrap { flex: 1; display: flex; flex-direction: column; }
.topbar {
    height: 64px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 1.5rem;
    background: rgba(255,255,255,.75);
    backdrop-filter: blur(14px);
}
.search {
    width: min(520px, 100%);
    border: none;
    background: var(--surface-low);
    border-radius: 999px;
    padding: .65rem 1rem;
}
.top-user { color: var(--primary); font-weight: 700; }
.content { padding: 1.5rem; }

.page-header h1 { margin: 0; font-family: "Manrope", "Inter", sans-serif; color: var(--primary); font-size: 2rem; }
.page-header p { color: var(--text-soft); margin-top: .3rem; }

.panel { background: var(--surface-lowest); border-radius: 1rem; padding: 1rem; margin: 1rem 0; box-shadow: 0 8px 24px rgba(0, 51, 54, .06); }
.panel.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.card { background: var(--surface-low); border-radius: .9rem; padding: 1rem; }
.card h3 { margin-top: 0; color: var(--primary); }

.field-grid { display: grid; gap: .55rem; }
label { font-weight: 700; font-size: .76rem; color: var(--text-soft); text-transform: uppercase; letter-spacing: .08em; }
input, select, textarea {
    border: none;
    border-radius: .6rem;
    background: var(--surface-lowest);
    padding: .7rem .8rem;
}

.btn-primary, .btn-secondary, .btn-inline {
    border: none;
    border-radius: .7rem;
    padding: .65rem 1rem;
    font-weight: 700;
    cursor: pointer;
}
.btn-primary { background: linear-gradient(135deg, var(--primary), var(--primary-soft)); color: white; }
.btn-secondary { background: var(--surface-high); color: var(--primary); }
.btn-inline { background: var(--primary); color: white; }

.ledger-table { width: 100%; border-collapse: separate; border-spacing: 0 .45rem; }
.ledger-table th { text-align: left; color: var(--text-soft); font-size: .75rem; text-transform: uppercase; letter-spacing: .08em; }
.ledger-table td { background: var(--surface-low); padding: .65rem .6rem; }
.status { padding: .2rem .55rem; border-radius: 999px; font-size: .75rem; font-weight: 700; }
.status.publicado { background: #a3ecf0; color: #004f53; }
.status.borrador { background: #e7e8e9; color: #404849; }

.kpi-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.kpi-card { background: var(--surface-lowest); border-radius: 1rem; padding: 1rem; box-shadow: 0 8px 24px rgba(0, 51, 54, .06); }
.kpi-card.accent { background: linear-gradient(145deg, var(--primary), var(--primary-soft)); color: #fff; }
.kpi-card h3 { margin: 0; font-size: .9rem; }
.kpi-card strong { font-size: 1.65rem; display: block; margin: .35rem 0; }
.kpi-card span { font-size: .8rem; }

.table-header { display:flex; justify-content:space-between; align-items:center; margin-bottom:.4rem; }
.toast { margin-top: .8rem; background: #d9f9dc; color: #135821; padding: .6rem .8rem; border-radius: .6rem; font-weight: 600; }
.toast-error { margin-top: .8rem; background: #ffe0e0; color: #8b1e1e; padding: .6rem .8rem; border-radius: .6rem; font-weight: 600; }
.split-panel { display:grid; grid-template-columns: 1.15fr .85fr; gap: 1rem; align-items:start; }
.claim-hero { display:grid; gap: 1rem; }
.hero-card { background: linear-gradient(145deg, rgba(0, 51, 54, .04), rgba(20, 105, 109, .08)); }
.helper-copy { color: var(--text-soft); margin-bottom: 0; }
.action-strip { display:grid; grid-template-columns: 1fr auto; gap: .75rem; align-items:center; }
.eyebrow { font-size: .72rem; text-transform: uppercase; letter-spacing: .12em; color: var(--secondary); font-weight: 800; }
.highlight-card { border: 1px solid rgba(0, 51, 54, .08); }
.highlight-card.valid { background: linear-gradient(180deg, #f9fffd, #eef8f8); }
.highlight-card.invalid { background: linear-gradient(180deg, #fff8f8, #fff0f0); }
.detail-grid { display:grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .8rem; margin-top: 1rem; }
.detail-grid strong { display:block; font-size: 1rem; color: var(--primary); }
.metric-grid-4 { display:grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; margin: 1rem 0; }
.metric-bento { background: var(--surface-lowest); border-radius: 1rem; padding: 1rem; box-shadow: 0 8px 24px rgba(0, 51, 54, .06); min-height: 126px; display:flex; flex-direction:column; justify-content:space-between; }
.metric-bento strong { font-size: 2rem; color: var(--primary); }
.metric-bento span { color: var(--text-soft); font-size: .75rem; text-transform: uppercase; letter-spacing: .1em; font-weight: 800; }
.metric-bento.danger { background: linear-gradient(180deg, #fff4f4, #ffe7e7); }
.metric-bento.warning { background: linear-gradient(180deg, #fff8ea, #fff0c8); }
.metric-bento.accent-soft { background: linear-gradient(180deg, #eef8f8, #dff2f3); }
.action-filter-bar { display:flex; gap: 1rem; align-items:end; flex-wrap: wrap; }
.action-filter-bar > div { min-width: 180px; }
.muted-row { color: var(--text-soft); font-size: .82rem; margin-top: .25rem; }
.status.critical { background: #ffd9d9; color: #8b1e1e; }
.compact-table td, .compact-table th { font-size: .88rem; }
.selectable-row { cursor: pointer; }
.selectable-row:hover td { filter: brightness(.98); }

@media (max-width: 980px) {
    .sidebar { display: none; }
    .panel.two-col, .kpi-grid, .split-panel, .metric-grid-4, .detail-grid { grid-template-columns: 1fr; }
}