@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,500;9..144,600;9..144,700&family=Inter:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root {
    --color-bg: #EEF1EF;
    --color-bg-card: #FFFFFF;
    --color-ink: #16232C;
    --color-ink-soft: #55666E;
    --color-primary: #1B3A4B;
    --color-primary-light: #274F63;
    --color-accent: #C98A3E;
    --color-accent-soft: #F1E0C4;
    --color-success: #2F7A57;
    --color-success-soft: #DCEEE3;
    --color-warning: #B8862E;
    --color-warning-soft: #F5E7CC;
    --color-danger: #A83A32;
    --color-danger-soft: #F5DCD9;
    --color-line: #D8DEDA;
    --radius: 10px;
    --shadow: 0 1px 2px rgba(22, 35, 44, 0.06), 0 4px 14px rgba(22, 35, 44, 0.05);
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--color-bg);
    color: var(--color-ink);
    font-family: 'Inter', sans-serif;
    font-size: 15px;
    line-height: 1.5;
}

h1, h2, h3, .display {
    font-family: 'Fraunces', serif;
    font-weight: 600;
    letter-spacing: -0.01em;
    color: var(--color-ink);
    margin: 0;
}

.mono, .money, td.money, .kpi-value {
    font-family: 'IBM Plex Mono', monospace;
    font-variant-numeric: tabular-nums;
}

td.money, th.money {
    text-align: right;
}

a { color: inherit; text-decoration: none; }

/* ---------- Layout ---------- */
.app-shell {
    display: grid;
    grid-template-columns: 240px 1fr;
    min-height: 100vh;
}

.sidebar {
    background: var(--color-primary);
    color: #EAF0EF;
    padding: 28px 20px;
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.sidebar .brand {
    font-family: 'Fraunces', serif;
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    line-height: 1.2;
}

.logo-jk {
    display: block;
    width: 64px;
    height: auto;
    margin-bottom: 12px;
    border-radius: 8px;
    background: #fff;
    padding: 4px;
}

.sidebar .brand small {
    display: block;
    font-family: 'Inter', sans-serif;
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-top: 4px;
}

.sidebar nav {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.nav-section-label {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: #7C8E93;
    padding: 14px 12px 4px;
}

.nav-section-label:first-child { padding-top: 2px; }

.sidebar nav a {
    padding: 9px 12px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 500;
    color: #C9D6D3;
    transition: background 0.15s ease, color 0.15s ease, transform 0.15s ease;
    display: flex;
    align-items: center;
    gap: 11px;
    position: relative;
}

.sidebar nav a .nav-icon {
    width: 32px;
    height: 32px;
    flex-shrink: 0;
    background: var(--icon-tint, rgba(255,255,255,0.1));
    border-radius: 9px;
    padding: 6px;
    transition: background 0.15s ease, transform 0.15s ease;
    box-sizing: border-box;
}

.sidebar nav a:hover { background: var(--color-primary-light); color: #fff; transform: translateX(2px); }
.sidebar nav a:hover .nav-icon { background: #fff; }
.sidebar nav a.active {
    background: var(--color-accent);
    color: #21150a;
    font-weight: 600;
    box-shadow: 0 3px 10px rgba(0,0,0,0.18);
}
.sidebar nav a.active .nav-icon { background: #fff; }
.sidebar nav a.active::before {
    content: "";
    position: absolute;
    left: -20px;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 22px;
    background: #fff;
    border-radius: 0 4px 4px 0;
}

.acceso-externo {
    margin-top: auto;
    padding-top: 16px;
    border-top: 1px solid rgba(255,255,255,0.12);
}

.acceso-externo-label {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #8FA3AA;
    margin-bottom: 4px;
}

.acceso-externo-ip {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 12px;
    color: var(--color-accent);
    word-break: break-all;
}

.main {
    padding: 36px 44px;
    max-width: 1300px;
    margin: 0 auto;
    width: 100%;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 28px;
    flex-wrap: wrap;
    gap: 12px;
}

.page-header h1 { font-size: 26px; }
.page-header p { color: var(--color-ink-soft); margin: 4px 0 0; font-size: 14px; }

/* ---------- Cards / KPIs ---------- */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 32px;
}

.kpi-card {
    background: var(--color-bg-card);
    border-radius: var(--radius);
    padding: 18px 20px;
    box-shadow: var(--shadow);
    border-left: 4px solid var(--color-accent);
}

.kpi-card.success { border-left-color: var(--color-success); }
.kpi-card.warning { border-left-color: var(--color-warning); }
.kpi-card.danger { border-left-color: var(--color-danger); }

.kpi-label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-ink-soft);
    font-weight: 600;
}

.kpi-value {
    font-size: 26px;
    font-weight: 600;
    margin-top: 6px;
}

.card {
    background: var(--color-bg-card);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 24px;
    margin-bottom: 24px;
}

.card h2 { font-size: 17px; margin-bottom: 16px; }

/* ---------- Ledger table (con franja de estado a la izquierda) ---------- */
.ledger { width: 100%; border-collapse: collapse; }

.ledger th {
    text-align: left;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-ink-soft);
    font-weight: 600;
    padding: 8px 14px;
    border-bottom: 1px solid var(--color-line);
}

.ledger td {
    padding: 12px 14px;
    border-bottom: 1px solid var(--color-line);
    font-size: 14px;
}

.ledger tr:last-child td { border-bottom: none; }
.ledger tr:hover td { background: #F6F8F6; }

.ledger tr.status-row td:first-child {
    border-left: 3px solid transparent;
}

.ledger tr.al-dia td:first-child { border-left-color: var(--color-success); }
.ledger tr.proximo td:first-child { border-left-color: var(--color-warning); }
.ledger tr.atrasado td:first-child { border-left-color: var(--color-danger); }

.badge {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    padding: 3px 9px;
    border-radius: 999px;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.badge.success { background: var(--color-success-soft); color: var(--color-success); }
.badge.warning { background: var(--color-warning-soft); color: var(--color-warning); }
.badge.danger { background: var(--color-danger-soft); color: var(--color-danger); }
.badge.neutral { background: #E7EBE9; color: var(--color-ink-soft); }

/* ---------- Forms ---------- */
.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
}

.form-grid.full { grid-template-columns: 1fr; }

.field { display: flex; flex-direction: column; gap: 6px; }

.field label {
    font-size: 12px;
    font-weight: 600;
    color: var(--color-ink-soft);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.field input, .field select {
    padding: 10px 12px;
    border: 1px solid var(--color-line);
    border-radius: 8px;
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    background: #fff;
    color: var(--color-ink);
}

.field input:focus, .field select:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: 1px;
    border-color: var(--color-accent);
}

/* Quitar flechas de subir/bajar en campos numericos */
input[type=number]::-webkit-outer-spin-button,
input[type=number]::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}
input[type=number] {
    -moz-appearance: textfield;
}

.field input.mayusculas { text-transform: uppercase; }

/* Bitacora de eventos - timeline */
.timeline { position: relative; padding-left: 28px; }
.timeline::before {
    content: '';
    position: absolute;
    left: 6px;
    top: 6px;
    bottom: 6px;
    width: 2px;
    background: var(--color-line);
}
.timeline-item {
    position: relative;
    padding-bottom: 20px;
}
.timeline-item:last-child { padding-bottom: 0; }
.timeline-dot {
    position: absolute;
    left: -28px;
    top: 3px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--color-accent);
    border: 2px solid #fff;
    box-shadow: 0 0 0 2px var(--color-line);
}
.timeline-dot.login, .timeline-dot.logout { background: var(--color-ink-soft); }
.timeline-dot.cliente_creado, .timeline-dot.credito_creado { background: var(--color-primary); }
.timeline-dot.pago_registrado { background: var(--color-success); }
.timeline-dot.recalculo_mora { background: var(--color-warning); }
.timeline-dot.cobranza_juridica, .timeline-dot.error { background: var(--color-danger); }
.timeline-dot.refinanciacion { background: var(--color-accent); }
.timeline-dot.sincronizacion { background: #6B8CAE; }
.timeline-fecha { font-size: 11px; color: var(--color-ink-soft); font-family: 'IBM Plex Mono', monospace; }
.timeline-desc { font-size: 14px; margin-top: 2px; }
.timeline-usuario { font-size: 11px; color: var(--color-ink-soft); margin-top: 2px; }
.buscador-cliente { position: relative; }
.buscador-cliente input { width: 100%; }
.lista-coincidencias {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    background: #fff;
    border: 1px solid var(--color-line);
    border-radius: 8px;
    box-shadow: var(--shadow);
    max-height: 220px;
    overflow-y: auto;
    z-index: 20;
    display: none;
}
.lista-coincidencias.visible { display: block; }
.lista-coincidencias div {
    padding: 10px 12px;
    cursor: pointer;
    font-size: 14px;
    border-bottom: 1px solid var(--color-line);
}
.lista-coincidencias div:last-child { border-bottom: none; }
.lista-coincidencias div:hover { background: var(--color-accent-soft); }
.lista-coincidencias .sin-resultados { color: var(--color-ink-soft); cursor: default; }
.lista-coincidencias .sin-resultados:hover { background: none; }

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 11px 22px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    border: none;
    cursor: pointer;
    transition: transform 0.1s ease, background 0.15s ease;
}

.btn-primary { background: var(--color-accent); color: #21150a; }
.btn-primary:hover { background: #b87a30; }
.btn-primary:active { transform: scale(0.98); }

.btn-outline {
    background: transparent;
    border: 1px solid var(--color-primary);
    color: var(--color-primary);
}

.tipo-toggle {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
}

.tipo-toggle label {
    flex: 1;
    text-align: center;
    padding: 12px;
    border: 1px solid var(--color-line);
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    font-size: 14px;
    color: var(--color-ink-soft);
    transition: all 0.15s ease;
}

.tipo-toggle input { display: none; }

.tipo-toggle input:checked + span {
    color: var(--color-primary);
}

.tipo-toggle label.checked {
    border-color: var(--color-accent);
    background: var(--color-accent-soft);
    color: var(--color-ink);
}

.simulacion {
    margin-top: 20px;
    padding: 16px 18px;
    background: #F6F8F6;
    border-radius: 8px;
    border: 1px dashed var(--color-line);
    font-size: 14px;
}

.simulacion .label { color: var(--color-ink-soft); font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; }
.simulacion .valor { font-family: 'IBM Plex Mono', monospace; font-size: 20px; font-weight: 600; color: var(--color-primary); }

.flash {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 14px;
    font-weight: 500;
    background: var(--color-success-soft);
    color: var(--color-success);
}

.empty-state {
    text-align: center;
    padding: 48px 20px;
    color: var(--color-ink-soft);
}

.empty-state h3 { margin-bottom: 8px; color: var(--color-ink); }

/* ---------- Menu movil (hamburguesa) ---------- */
.mobile-topbar { display: none; }

@media (max-width: 800px) {
    .app-shell { grid-template-columns: 1fr; }

    .mobile-topbar {
        display: flex;
        align-items: center;
        justify-content: space-between;
        background: var(--color-primary);
        color: #fff;
        padding: 14px 16px;
        position: sticky;
        top: 0;
        z-index: 30;
    }
    .mobile-topbar .brand-mini {
        display: flex;
        align-items: center;
        gap: 10px;
        font-family: 'Fraunces', serif;
        font-weight: 700;
        font-size: 16px;
    }
    .mobile-topbar .brand-mini img { height: 28px; width: 28px; border-radius: 6px; }
    .mobile-topbar button {
        background: none;
        border: none;
        color: #fff;
        font-size: 24px;
        line-height: 1;
        padding: 4px 8px;
        cursor: pointer;
    }

    .sidebar {
        position: fixed;
        top: 0;
        left: 0;
        height: 100vh;
        width: 260px;
        max-width: 80vw;
        z-index: 50;
        transform: translateX(-100%);
        transition: transform 0.25s ease;
        overflow-y: auto;
    }
    .sidebar.abierto { transform: translateX(0); }

    .sidebar-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.45);
        z-index: 40;
    }
    .sidebar-overlay.visible { display: block; }

    .main { padding: 16px; }
    .form-grid { grid-template-columns: 1fr; }

    .kpi-grid { grid-template-columns: 1fr; }

    /* Tablas: se pueden desplazar horizontalmente en vez de romper el layout */
    .card { overflow-x: auto; -webkit-overflow-scrolling: touch; }
    .ledger { min-width: 560px; }
}