/* ============================================================
   SANTA FE · Sistema de diseño empresarial
   Paleta: Azul marino institucional + Dorado Santa Fe
   ============================================================ */

:root {
    --sf-blue-900: #09386f;
    --sf-blue-800: #0c4488;
    --sf-blue-700: #11529f;
    --sf-blue-100: #e8eef6;
    --sf-blue-50:  #f4f7fb;

    --sf-gold: #d1b75d;
    --sf-gold-dark: #b3984a;
    --sf-gold-light: #f1e6c2;

    --sf-ink: #14213b;
    --sf-gray-700: #4c5567;
    --sf-gray-500: #7c8499;
    --sf-gray-200: #e2e6ee;
    --sf-gray-100: #f0f2f7;

    --sf-success: #1f8a5d;
    --sf-success-bg: #e6f5ee;
    --sf-warning: #b3811a;
    --sf-warning-bg: #fbf1de;
    --sf-danger: #b3382f;
    --sf-danger-bg: #fbe9e7;

    --sf-radius: 10px;
    --sf-radius-sm: 6px;
    --sf-shadow-sm: 0 1px 3px rgba(9, 56, 111, 0.08);
    --sf-shadow: 0 4px 16px rgba(9, 56, 111, 0.10);
    --sf-shadow-lg: 0 12px 32px rgba(9, 56, 111, 0.16);
    --sf-transition: 180ms ease;
}

/* ============================================================
   BASE
   ============================================================ */

html, body {
    margin: 0 !important;
    padding: 0;
    min-height: 100vh;
}

body {
    font-family: 'Inter', 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--sf-blue-50);
    color: var(--sf-ink);
    background-image:
        radial-gradient(circle at 100% 0%, rgba(209, 183, 93, 0.06) 0%, transparent 45%),
        radial-gradient(circle at 0% 100%, rgba(9, 56, 111, 0.05) 0%, transparent 40%);
    background-attachment: fixed; 
    background-size: cover;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    color: var(--sf-blue-900);
    letter-spacing: -0.01em;
}

a {
    color: var(--sf-blue-800);
}

/* Activa la "manita" en todos los botones del sistema */
button, 
input[type="button"], 
input[type="submit"], 
[class*="btn-"] {
    cursor: pointer;
}

/* ============================================================
   NAVBAR
   ============================================================ */

.navbar.sf-navbar {
    background: linear-gradient(100deg, var(--sf-blue-900) 0%, #0a2f5c 100%);
    border-bottom: 3px solid var(--sf-gold);
    box-shadow: var(--sf-shadow);
    padding-top: 0.7rem;
    padding-bottom: 0.7rem;
}

.sf-navbar .navbar-brand {
    font-weight: 800;
    letter-spacing: 0.02em;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    color: #fff !important;
}

.sf-navbar .navbar-brand .sf-brand-mark {
    width: 34px;
    height: 34px;
    border-radius: 8px;
    background: linear-gradient(145deg, var(--sf-gold) 0%, var(--sf-gold-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    font-weight: 800;
    color: var(--sf-blue-900);
    box-shadow: inset 0 0 0 1px rgba(255,255,255,0.25);
}

.sf-navbar .navbar-brand .sf-brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.05;
}

.sf-navbar .navbar-brand .sf-brand-text small {
    font-size: 0.62rem;
    font-weight: 500;
    letter-spacing: 0.16em;
    color: var(--sf-gold);
    text-transform: uppercase;
}

.sf-navbar .nav-link {
    color: rgba(255, 255, 255, 0.72) !important;
    font-weight: 500;
    font-size: 0.92rem;
    padding: 0.5rem 1rem !important;
    border-radius: var(--sf-radius-sm);
    transition: color var(--sf-transition), background-color var(--sf-transition);
}

.sf-navbar .nav-link:hover {
    color: #fff !important;
    background-color: rgba(255, 255, 255, 0.06);
}

.sf-navbar .nav-link.active {
    color: var(--sf-blue-900) !important;
    background-color: var(--sf-gold);
    font-weight: 600;
}

.sf-navbar .btn-sf-logout {
    border: 1px solid rgba(209, 183, 93, 0.5);
    color: var(--sf-gold-light);
    background: transparent;
    font-weight: 600;
    font-size: 0.85rem;
    border-radius: var(--sf-radius-sm);
    padding: 0.4rem 1rem;
    transition: all var(--sf-transition);
}

.sf-navbar .btn-sf-logout:hover {
    background: var(--sf-gold);
    border-color: var(--sf-gold);
    color: var(--sf-blue-900);
}

.sf-navbar .navbar-toggler {
    border-color: rgba(255,255,255,0.3);
}

.sf-navbar .navbar-toggler-icon {
    filter: invert(1) brightness(1.8);
}

/* ============================================================
   KPI CARDS (admin.html)
   ============================================================ */

.sf-kpi {
    border: none;
    border-radius: var(--sf-radius);
    box-shadow: var(--sf-shadow-sm);
    position: relative;
    overflow: hidden;
    background: #fff;
    transition: transform var(--sf-transition), box-shadow var(--sf-transition);
}

.sf-kpi:hover {
    transform: translateY(-3px);
    box-shadow: var(--sf-shadow);
}

.sf-kpi::before {
    content: "";
    position: absolute;
    top: 0; left: 0;
    width: 5px;
    height: 100%;
    background: var(--sf-gold);
}

.sf-kpi .card-body {
    padding: 1.4rem 1.5rem;
}

.sf-kpi-label {
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    color: var(--sf-gray-500);
    margin-bottom: 0.4rem;
    padding-right: 50px; /* Evita que choque con el ícono */
}

.sf-kpi-value {
    font-size: 2.4rem;
    font-weight: 800;
    color: var(--sf-blue-900);
    line-height: 1.1; /* Mejor separación si el texto cae a dos líneas */
    padding-right: 55px; /* Deja espacio libre para que no tape el ícono */
}

.sf-kpi-icon {
    position: absolute;
    top: 1.3rem;
    right: 1.4rem;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    background: var(--sf-blue-100);
    color: var(--sf-blue-800);
}

.sf-kpi.sf-kpi-gold .sf-kpi-icon {
    background: var(--sf-gold-light);
    color: var(--sf-gold-dark);
}

/* ============================================================
   CARDS GENERALES
   ============================================================ */

.card.sf-card {
    border: none;
    border-radius: var(--sf-radius);
    box-shadow: var(--sf-shadow-sm);
    background: #fff;
}

.sf-card .card-header {
    background: #fff;
    border-bottom: 1px solid var(--sf-gray-200);
    font-weight: 700;
    color: var(--sf-blue-900);
    padding: 1rem 1.4rem;
    border-radius: var(--sf-radius) var(--sf-radius) 0 0 !important;
}

.sf-card .card-header.sf-card-header-dark {
    background: var(--sf-blue-900);
    color: #fff;
    border-bottom: 2px solid var(--sf-gold);
}

.sf-card .card-body {
    padding: 1.5rem;
}

/* ============================================================
   BOTONES
   ============================================================ */

.btn-sf-primary {
    background: var(--sf-blue-900);
    border: 1px solid var(--sf-blue-900);
    color: #fff;
    font-weight: 600;
    border-radius: var(--sf-radius-sm);
    padding: 0.55rem 1.3rem;
    transition: all var(--sf-transition);
}

.btn-sf-primary:hover {
    background: var(--sf-blue-800);
    border-color: var(--sf-blue-800);
    color: #fff;
}

.btn-sf-gold {
    background: var(--sf-gold);
    border: 1px solid var(--sf-gold);
    color: var(--sf-blue-900);
    font-weight: 700;
    border-radius: var(--sf-radius-sm);
    padding: 0.55rem 1.3rem;
    transition: all var(--sf-transition);
}

.btn-sf-gold:hover {
    background: var(--sf-gold-dark);
    border-color: var(--sf-gold-dark);
    color: #fff;
}

.btn-sf-outline {
    background: transparent;
    border: 1px solid var(--sf-gray-200);
    color: var(--sf-gray-700);
    font-weight: 600;
    border-radius: var(--sf-radius-sm);
    padding: 0.55rem 1.3rem;
    transition: all var(--sf-transition);
}

.btn-sf-outline:hover {
    background: var(--sf-gray-100);
    border-color: var(--sf-gray-500);
    color: var(--sf-ink);
}

.btn-sf-success {
    background: var(--sf-success);
    border: 1px solid var(--sf-success);
    color: #fff;
    font-weight: 600;
    border-radius: var(--sf-radius-sm);
    padding: 0.55rem 1.3rem;
    transition: all var(--sf-transition);
}

.btn-sf-success:hover {
    background: #186e49;
    border-color: #186e49;
}

/* ============================================================
   TABLAS
   ============================================================ */

.table.sf-table {
    margin-bottom: 0;
}

.sf-table thead th {
    background: var(--sf-blue-900);
    color: #fff;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border: none;
    padding: 0.85rem 1rem;
    white-space: nowrap;
}

.sf-table thead th:first-child {
    border-top-left-radius: var(--sf-radius-sm);
}

.sf-table thead th:last-child {
    border-top-right-radius: var(--sf-radius-sm);
}

.sf-table tbody td {
    padding: 0.8rem 1rem;
    color: var(--sf-ink);
    border-bottom: 1px solid var(--sf-gray-100);
    vertical-align: middle;
}

.sf-table tbody tr:hover {
    background-color: var(--sf-blue-50);
}

.sf-table-light thead th {
    background: var(--sf-gray-100);
    color: var(--sf-blue-900);
}

/* Badges de estado */
.sf-badge {
    display: inline-block;
    padding: 0.3rem 0.7rem;
    border-radius: 20px;
    font-size: 0.74rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.sf-badge-disponible { background: var(--sf-success-bg); color: var(--sf-success); }
.sf-badge-apartado   { background: var(--sf-warning-bg); color: var(--sf-warning); }
.sf-badge-vendido    { background: var(--sf-danger-bg);  color: var(--sf-danger); }
.sf-badge-admin      { background: var(--sf-gold-light); color: var(--sf-gold-dark); }
.sf-badge-editor     { background: var(--sf-blue-100);   color: var(--sf-blue-800); }

/* ============================================================
   FORMULARIOS
   ============================================================ */

.form-label.sf-label {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--sf-gray-700);
    margin-bottom: 0.35rem;
}

.form-control.sf-input,
.form-select.sf-input {
    border: 1px solid var(--sf-gray-200);
    border-radius: var(--sf-radius-sm);
    padding: 0.6rem 0.85rem;
    font-size: 0.92rem;
    transition: border-color var(--sf-transition), box-shadow var(--sf-transition);
}

.form-control.sf-input:focus,
.form-select.sf-input:focus {
    border-color: var(--sf-blue-700);
    box-shadow: 0 0 0 3px rgba(9, 56, 111, 0.12);
}

.sf-section-title {
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--sf-blue-800);
    border-bottom: 2px solid var(--sf-gold-light);
    padding-bottom: 0.5rem;
    margin-bottom: 1.2rem;
}

.sf-extra-box {
    background: var(--sf-blue-50);
    border: 1px solid var(--sf-blue-100);
    border-radius: var(--sf-radius-sm);
}

/* ============================================================
   LOGIN (index.html)
   ============================================================ */

.sf-login-page {
    min-height: 100vh;
    background: linear-gradient(135deg, var(--sf-blue-900) 0%, #0a2f5c 55%, #082548 100%);
    position: relative;
    overflow: hidden;
}

.sf-login-page::before {
    content: "";
    position: absolute;
    top: -20%;
    right: -10%;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(209, 183, 93, 0.16) 0%, transparent 70%);
}

.sf-login-page::after {
    content: "";
    position: absolute;
    bottom: -15%;
    left: -10%;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(209, 183, 93, 0.10) 0%, transparent 70%);
}

.sf-login-card {
    border: none;
    border-radius: 14px;
    box-shadow: var(--sf-shadow-lg);
    overflow: hidden;
    position: relative;
    z-index: 1;
}

.sf-login-card .sf-login-top {
    background: var(--sf-blue-900);
    padding: 2rem 2rem 1.6rem;
    text-align: center;
    border-bottom: 3px solid var(--sf-gold);
}

.sf-login-top .sf-brand-mark-lg {
    width: 56px;
    height: 56px;
    margin: 0 auto 0.9rem;
    border-radius: 12px;
    background: linear-gradient(145deg, var(--sf-gold) 0%, var(--sf-gold-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.4rem;
    color: var(--sf-blue-900);
}

.sf-login-top h3 {
    color: #fff;
    font-size: 1.25rem;
    margin-bottom: 0.2rem;
}

.sf-login-top p {
    color: rgba(255,255,255,0.65);
    font-size: 0.82rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin: 0;
}

.sf-login-card .card-body {
    background: #fff;
    padding: 2rem;
}

.sf-login-card .btn-sf-primary {
    width: 100%;
    padding: 0.7rem;
}

.sf-login-footer {
    text-align: center;
    margin-top: 1.2rem;
    font-size: 0.78rem;
    color: rgba(255,255,255,0.5);
    position: relative;
    z-index: 1;
}

/* ============================================================
   ALERTAS
   ============================================================ */

.alert.sf-alert-success {
    background: var(--sf-success-bg);
    border: 1px solid rgba(31, 138, 93, 0.25);
    color: var(--sf-success);
    border-radius: var(--sf-radius-sm);
}

.alert.sf-alert-danger {
    background: var(--sf-danger-bg);
    border: 1px solid rgba(179, 56, 47, 0.25);
    color: var(--sf-danger);
    border-radius: var(--sf-radius-sm);
}

/* ============================================================
   UTILIDADES
   ============================================================ */

.sf-page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.6rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.sf-page-header h2 {
    margin: 0;
    font-size: 1.5rem;
}

.sf-page-header .sf-page-eyebrow {
    font-size: 0.76rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--sf-gold-dark);
    display: block;
    margin-bottom: 0.2rem;
}

.sf-empty-state {
    text-align: center;
    padding: 2.5rem 1rem;
    color: var(--sf-gray-500);
}

.sf-empty-state .sf-empty-icon {
    font-size: 2rem;
    margin-bottom: 0.6rem;
    opacity: 0.5;
}

/* ============================================================
   BUSCADOR DE PLANTILLAS
   ============================================================ */
.sf-search-container {
    position: relative;
    max-width: 600px;
    margin-bottom: 2rem;
}

.sf-search-input {
    padding-left: 2.8rem !important;
    height: 3.2rem;
    border-radius: 30px !important;
    box-shadow: var(--sf-shadow-sm);
    font-size: 0.95rem;
    background-color: #fff;
}

.sf-search-input:focus {
    box-shadow: 0 0 0 4px rgba(209, 183, 93, 0.15) !important;
    border-color: var(--sf-gold) !important;
}

.sf-search-icon {
    position: absolute;
    left: 1.2rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--sf-gray-500);
    pointer-events: none;
    display: flex;
    align-items: center;
}

/* Scrollbar discreta */
::-webkit-scrollbar { height: 8px; width: 8px; }
::-webkit-scrollbar-thumb { background: var(--sf-gray-200); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--sf-gray-500); }

@media (max-width: 768px) {
    .sf-kpi-value { font-size: 1.9rem; }
    .sf-page-header { flex-direction: column; align-items: flex-start; }
}

/* ============================================================
   TABLAS ADAPTATIVAS PARA MÓVILES
   ============================================================ */
@media (max-width: 1199px) {
    .sf-table, 
    .sf-table thead, 
    .sf-table tbody, 
    .sf-table th, 
    .sf-table td, 
    .sf-table tr { 
        display: block; 
        width: 100%;
    }
    
    .sf-table thead tr { 
        position: absolute;
        top: -9999px;
        left: -9999px;
    }
    
    .sf-table tbody tr { 
        border: 1px solid var(--sf-gray-200);
        border-radius: var(--sf-radius);
        margin-bottom: 1.5rem;
        background: #fff;
        padding: 0.5rem;
        box-shadow: var(--sf-shadow-sm);
    }

    .sf-table tbody td { 
        border: none;
        border-bottom: 1px solid var(--sf-gray-100); 
        position: relative;
        padding-left: 50% !important;
        text-align: right !important;
        font-size: 0.88rem;
    }
    
    .sf-table tbody td:last-child {
        border-bottom: none;
        text-align: center !important;
        padding-left: 0.75rem !important;
        background: var(--sf-blue-50);
        border-radius: var(--sf-radius-sm);
        margin-top: 0.5rem;
        padding-top: 0.75rem !important;
        padding-bottom: 0.75rem !important;
    }

    .sf-table tbody td::before { 
        content: attr(data-label);
        position: absolute;
        left: 0.75rem;
        width: 45%; 
        padding-right: 10px; 
        white-space: nowrap;
        text-align: left;
        font-weight: 700;
        text-transform: uppercase;
        font-size: 0.72rem;
        color: var(--sf-gray-500);
    }
    .sf-table tr.sf-no-card, 
    .sf-table tr.sf-no-card td {
        display: table-row !important;
        width: 100% !important;
    }
    .sf-table tr.sf-no-card td {
        display: table-cell !important;
        padding: 2rem 1rem !important;
        text-align: center !important;
    }
    .sf-table tr.sf-no-card td::before {
        display: none !important;
    }
}

/* ============================================================
   ESTILOS DE BOTONES DE ACCIÓN UNIFORMES
   ============================================================ */
.sf-btn-tabla {
    width: 90px;
    margin: 4px 3px !important;
    text-align: center;
    display: inline-block;
    vertical-align: middle;
}

@media (max-width: 1199px) {
    .sf-table tbody td:last-child {
        text-align: center !important;
        padding-top: 0.6rem !important;
        padding-bottom: 0.6rem !important;
    }
    .sf-btn-tabla {
        width: 42%;
        max-width: 110px;
    }
}

.form-select.sf-input {
    cursor: pointer;
    background-position: right 0.75rem center;
    color: var(--sf-ink) !important;
}

.form-select.sf-input option {
    color: var(--sf-ink);
    background-color: #fff;
    padding: 0.5rem;
}

/* ============================================================
   DESGLOSE DE DROPDOWN PERSONALIZADO
   ============================================================ */
.sf-custom-dropdown { position: relative; }

.sf-dropdown-menu {
    border: 1px solid var(--sf-gray-200) !important;
    border-radius: var(--sf-radius) !important;
    padding: 0.5rem !important;
    margin-top: 6px !important;
    box-shadow: var(--sf-shadow-lg) !important;
    max-height: 260px;
    overflow-y: auto;
    background-color: #ffffff !important;
    animation: sfDropdownFade 160ms ease-out;
}

.sf-dropdown-menu .dropdown-item {
    color: var(--sf-ink) !important;
    font-size: 0.9rem;
    font-weight: 500;
    padding: 0.65rem 0.85rem;
    border-radius: var(--sf-radius-sm);
    transition: all var(--sf-transition);
    cursor: pointer;
}

.sf-dropdown-menu .dropdown-item:hover {
    background-color: var(--sf-blue-100) !important;
    color: var(--sf-blue-900) !important;
    padding-left: 1.1rem;
}

.sf-dropdown-menu .dropdown-item.active {
    background-color: var(--sf-blue-900) !important;
    color: #ffffff !important;
    font-weight: 600;
}

@keyframes sfDropdownFade {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

.sf-dropdown-menu::-webkit-scrollbar { width: 6px; }
.sf-dropdown-menu::-webkit-scrollbar-thumb { background: var(--sf-gray-200); border-radius: 4px; }
.sf-dropdown-menu::-webkit-scrollbar-thumb:hover { background: var(--sf-gray-500); }

/* ============================================================
   MODALES FLOTANTES
   ============================================================ */
.sf-modal-overlay {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(9, 56, 111, 0.5); /* Overlay azul transparente */
    backdrop-filter: blur(3px); /* Efecto de desenfoque de fondo */
    z-index: 1000;
    display: none; /* Oculto por defecto */
    align-items: center;
    justify-content: center;
    padding: 1rem;
    box-sizing: border-box;
    opacity: 0;
    animation: fadeIn 0.2s forwards;
}

.sf-modal-content {
    background: #fff;
    border-radius: var(--sf-radius);
    width: 100%;
    max-width: 900px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--sf-shadow-lg);
    position: relative;
    transform: translateY(-20px);
    animation: slideDown 0.3s ease forwards;
}

.sf-modal-header {
    position: sticky;
    top: 0;
    background: #fff;
    z-index: 10;
    padding: 1.2rem 1.5rem;
    border-bottom: 1px solid var(--sf-gray-200);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.sf-modal-body {
    padding: 1.5rem;
}

.btn-close-modal {
    background: transparent;
    border: none;
    font-size: 1.8rem;
    line-height: 1;
    cursor: pointer;
    color: var(--sf-gray-500);
    transition: color 0.2s;
}

.btn-close-modal:hover {
    color: var(--sf-danger);
}

@keyframes fadeIn { to { opacity: 1; } }
@keyframes slideDown { to { transform: translateY(0); } }

/* ============================================================
   SISTEMA DE GRIDS Y RESPONSIVIDAD (MÓVILES)
   ============================================================ */
.sf-grid { display: grid; gap: 1rem; }
.sf-grid-2 { grid-template-columns: repeat(2, 1fr); }
.sf-grid-4 { grid-template-columns: repeat(4, 1fr); }
.sf-grid-filtros { grid-template-columns: 2fr 1fr 1fr auto; align-items: flex-end; }

/* Contenedor de botones superiores */
.sf-header-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
}

/* Reglas específicas para pantallas pequeñas (Celulares y Tablets pequeñas) */
@media (max-width: 768px) {
    /* 1. Apilar los botones superiores */
    .sf-header-actions {
        flex-direction: column;
        width: 100%;
        margin-top: 1rem;
    }
    
    .sf-header-actions a,
    .sf-header-actions button {
        width: 100%;
        justify-content: center;
    }

    /* 2. Colapsar todas las columnas a 1 sola */
    .sf-grid-2,
    .sf-grid-4,
    .sf-grid-filtros {
        grid-template-columns: 1fr;
        align-items: stretch; /* Estira los elementos para ocupar todo el ancho */
    }

    /* 3. Ajustar el botón de los filtros */
    .sf-grid-filtros button {
        width: 100%;
        margin-top: 0.5rem;
    }

    /* 4. Optimizar el modal para que no se salga de la pantalla */
    .sf-modal-content {
        margin: 1rem; 
        width: calc(100% - 2rem);
        max-height: 90vh;
    }

    .sf-modal-body {
        padding: 1.2rem; /* Reducimos el padding interior para ganar espacio */
    }
    
    .sf-extra-box {
        padding: 1rem !important; /* Ajuste para la caja de métricas */
    }
}

/* ============================================================
   CONTENEDORES RESPONSIVOS
   ============================================================ */
.sf-main-container {
    padding: 2rem;
    max-width: 1300px;
    margin: 0 auto;
    box-sizing: border-box;
    width: 100%;
}

.sf-topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.7rem 2rem;
    box-sizing: border-box;
    width: 100%;
}

/* ============================================================
   SISTEMA DE GRIDS Y RESPONSIVIDAD (MÓVILES Y TABLETS)
   ============================================================ */
/* Reglas para pantallas medianas y pequeñas (Tablets y Celulares) */
@media (max-width: 992px) {
    /* Ajuste de márgenes generales para evitar desbordamientos */
    .sf-main-container {
        padding: 1rem; 
    }
    .sf-topbar {
        padding: 1rem;
        flex-direction: column;
        gap: 0.5rem;
    }
    
    /* Apilar botones superiores */
    .sf-header-actions {
        flex-direction: column;
        width: 100%;
        margin-top: 1rem;
    }
    .sf-header-actions a,
    .sf-header-actions button {
        width: 100%;
        justify-content: center;
    }

    /* Colapsar columnas de formularios y filtros a 1 sola */
    .sf-grid-2,
    .sf-grid-4,
    .sf-grid-filtros {
        grid-template-columns: 1fr !important;
        align-items: stretch; 
    }

    /* Ajustar modal para que no se salga */
    .sf-modal-content {
        margin: 1rem; 
        width: calc(100% - 2rem);
        max-height: 90vh;
    }
    .sf-modal-body {
        padding: 1.2rem;
    }
}

/* ============================================================
   NUEVO: MODALES FLOTANTES (CRUD)
   ============================================================ */
.sf-modal-overlay {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(9, 56, 111, 0.5); backdrop-filter: blur(3px);
    z-index: 1000; display: none; align-items: center; justify-content: center;
    padding: 1rem; box-sizing: border-box; opacity: 0; animation: fadeIn 0.2s forwards;
}

/* 🔥 SOLUCIÓN AL DESBORDAMIENTO: Obliga a todos los elementos a no superar el 100% */
.sf-modal-overlay *, .sf-main-container *, .sf-topbar * {
    box-sizing: border-box !important;
}

.sf-modal-content {
    background: #fff; border-radius: var(--sf-radius, 10px); width: 100%;
    max-width: 900px; max-height: 90vh; overflow-y: auto; overflow-x: hidden; /* Oculta scroll lateral */
    box-shadow: 0 12px 32px rgba(9, 56, 111, 0.16); position: relative;
    transform: translateY(-20px); animation: slideDown 0.3s ease forwards;
}

.sf-modal-header {
    position: sticky; top: 0; background: #fff; z-index: 10;
    padding: 1.2rem 1.5rem; border-bottom: 1px solid var(--sf-gray-200, #e2e6ee);
    display: flex; justify-content: space-between; align-items: center;
}

.sf-modal-body { padding: 1.5rem; }

.btn-close-modal {
    background: transparent; border: none; font-size: 1.8rem; line-height: 1;
    cursor: pointer; color: var(--sf-gray-500, #7c8499); transition: color 0.2s;
}

.btn-close-modal:hover { color: var(--sf-danger, #b3382f); }

@keyframes fadeIn { to { opacity: 1; } }
@keyframes slideDown { to { transform: translateY(0); } }

/* ============================================================
   NUEVO: CONTENEDORES RESPONSIVOS Y GRIDS (MÓVIL)
   ============================================================ */
.sf-main-container { padding: 2rem; max-width: 1300px; margin: 0 auto; box-sizing: border-box; width: 100%; }
.sf-topbar { display: flex; justify-content: space-between; align-items: center; padding: 0.7rem 2rem; box-sizing: border-box; width: 100%; }
.sf-grid { display: grid; gap: 1rem; }
.sf-grid-2 { grid-template-columns: repeat(2, 1fr); }
.sf-grid-4 { grid-template-columns: repeat(4, 1fr); }
.sf-grid-filtros { grid-template-columns: 2fr 1fr 1fr auto; align-items: flex-end; }
.sf-header-actions { display: flex; gap: 1rem; align-items: center; }

@media (max-width: 1199px) {
    .sf-main-container { padding: 1rem; overflow-x: hidden; }
    .sf-topbar { padding: 1rem; flex-direction: column; gap: 0.5rem; }
    .sf-page-header { flex-direction: column; align-items: flex-start; }
    .sf-header-actions { flex-direction: column; width: 100%; margin-top: 1rem; }
    .sf-header-actions a, .sf-header-actions button { width: 100%; justify-content: center; }
    .sf-grid-2, .sf-grid-4, .sf-grid-filtros { grid-template-columns: 1fr !important; align-items: start !important; }
    .sf-grid-filtros button { width: 100%; margin-top: 0.5rem; }
    
    /* Corrección milimétrica para el modal en móviles */
    .sf-modal-content { margin: 0; width: 100%; max-height: 90vh; }
    .sf-modal-body { padding: 1.2rem; }
    
    /* Tablas en versión móvil tipo tarjeta */
    .sf-table thead { display: none; }
    .sf-table tbody, .sf-table tr, .sf-table td { display: block; width: 100%; box-sizing: border-box; }
    
    .sf-table tbody tr { 
        background: #fff; border: 1px solid var(--sf-gray-200, #e2e6ee); 
        border-radius: var(--sf-radius, 10px); margin-bottom: 1.5rem; 
        box-shadow: 0 1px 3px rgba(9, 56, 111, 0.08); padding: 0.5rem; 
        display: flex; flex-direction: column; gap: 0; 
    }
    
    .sf-table tbody td { 
        border: none !important; 
        border-bottom: 1px solid var(--sf-gray-100, #f0f2f7) !important; 
        padding: 1rem !important; 
        text-align: left !important; 
        display: flex !important; 
        flex-direction: column !important; 
        align-items: flex-start !important; 
        position: relative !important; /* Limpia herencias antiguas */
    }
    
    .sf-table tbody td:last-child { 
        border-bottom: none !important; 
        background: var(--sf-blue-50, #f4f7fb); 
        border-radius: 6px; margin-top: 0.5rem; align-items: stretch !important; 
    }
    
    .sf-table tbody td::before { 
        content: attr(data-label); 
        font-size: 0.72rem; 
        font-weight: 700; 
        text-transform: uppercase; 
        color: var(--sf-gray-500, #7c8499); 
        margin-bottom: 0.4rem; 
        display: block !important; 
        width: 100%; 
        text-align: left; 
        position: static !important; /* 🔥 LA SOLUCIÓN: Evita que flote encima del texto */
    }
    
    .sf-table tbody td > div { width: 100%; }
    
    .sf-table tbody td:last-child > div { 
        display: flex !important; flex-direction: row !important; gap: 0.5rem; 
    }
    
    .sf-table tbody td:last-child > div button { 
        flex: 1; margin: 0 !important; 
    }
}

/* ============================================================
   🔥 FIX: CAMPOS DE FECHA EN IOS / SAFARI (MÓVILES)
   ============================================================ */
input[type="date"].sf-input,
input[type="time"].sf-input {
    -webkit-appearance: none !important; /* Quita el estilo nativo de Apple */
    appearance: none !important;
    background-color: #fff !important;   /* Elimina el fondo gris */
    display: block;
    width: 100%;
    min-width: 0; /* Obliga al input a encogerse si es necesario */
    min-height: 42px; /* Área táctil cómoda para el dedo */
}

/* Evita que los hijos de un Grid rompan el ancho de la pantalla */
.sf-grid > div {
    min-width: 0; 
    width: 100%;
}

/* ============================================================
   AJUSTES DE TAMAÑO PARA TABLAS DINÁMICAS (CONCEPTOS)
   ============================================================ */

/* 1. Evitamos que los campos se aplasten definiendo un ancho mínimo */
.sf-table .int-desc-concepto {
    min-width: 280px;
    min-height: 42px;
    resize: vertical; /* Permite al usuario hacer más alto el cuadro de texto */
}

.sf-table .int-clave-concepto,
.sf-table .int-unidad {
    min-width: 75px;
}

.sf-table .int-cantidad,
.sf-table .int-precio,
.sf-table .int-importe {
    min-width: 100px;
}

/* 2. Forzamos un tamaño mínimo para la tabla completa solo en Desktop.
   Esto activará el scroll horizontal automático sin romper la vista móvil */
@media (min-width: 1200px) {
    table[id^="tabla_conceptos_"] {
        min-width: 1050px;
    }
}

/* Corrección para que las tablas no se encojan cuando están vacías */
.sf-table {
    width: 100% !important;
    border-collapse: collapse;
    min-width: 600px; /* Evita que se aplasten en pantallas medianas */
}

/* Opcional: Centrar el texto de cabecera para mejor balance */
.sf-table thead th {
    text-align: left;
}

/* Estilo para el estado vacío (cuando no hay registros) */
.sf-table-empty {
    text-align: center !important;
    color: var(--sf-gray-500) !important;
    padding: 2rem !important;
    font-style: italic;
}

/* ============================================================
   MEJORA: SELECTOR DE PERIODO (MES / AÑO) — "CALENDARIO"
   ============================================================ */
.sf-period-picker {
    display: flex;
    align-items: stretch;
    gap: 0;
    background: #fff;
    border: 1px solid var(--sf-gray-200);
    border-radius: var(--sf-radius-sm);
    overflow: hidden;
    box-shadow: var(--sf-shadow-sm);
}

.sf-period-picker .sf-period-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    background: var(--sf-blue-900);
    color: var(--sf-gold);
    font-size: 1.1rem;
    flex-shrink: 0;
}

.sf-period-picker .sf-period-fields {
    display: flex;
    align-items: stretch;
    flex: 1;
    min-width: 0;
}

.sf-period-picker .sf-period-field {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 0.4rem 0.9rem;
    flex: 1;
    min-width: 0;
    border-right: 1px solid var(--sf-gray-200);
}

.sf-period-picker .sf-period-field:last-of-type {
    border-right: none;
}

.sf-period-picker .sf-period-field-label {
    font-size: 0.66rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--sf-gray-500);
    margin-bottom: 0.15rem;
}

.sf-period-picker select.sf-period-select {
    border: none !important;
    outline: none;
    background: transparent;
    padding: 0 !important;
    font-size: 0.92rem;
    font-weight: 700;
    color: var(--sf-blue-900);
    width: 100%;
    cursor: pointer;
    box-shadow: none !important;
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%237c8499' stroke-width='2.5'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right center;
    background-size: 14px;
    padding-right: 1.1rem !important;
}

.sf-period-picker .btn-sf-today {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    background: var(--sf-blue-50);
    border: none;
    border-left: 1px solid var(--sf-gray-200);
    color: var(--sf-blue-800);
    font-weight: 600;
    font-size: 0.82rem;
    padding: 0 1rem;
    white-space: nowrap;
    transition: background-color var(--sf-transition), color var(--sf-transition);
    flex-shrink: 0;
}

.sf-period-picker .btn-sf-today:hover {
    background: var(--sf-gold);
    color: var(--sf-blue-900);
}

@media (max-width: 640px) {
    .sf-period-picker { flex-direction: column; }
    .sf-period-picker .sf-period-icon { width: 100%; height: 30px; }
    .sf-period-picker .sf-period-field { border-right: none; border-bottom: 1px solid var(--sf-gray-200); padding: 0.6rem 0.9rem; }
    .sf-period-picker .btn-sf-today { border-left: none; padding: 0.7rem; justify-content: center; }
}

/* Mejora general de inputs de fecha (calendarios nativos) */
input[type="date"].sf-input {
    position: relative;
    font-weight: 600;
    color: var(--sf-ink);
    padding-right: 0.85rem;
    cursor: pointer;
}

/* El indicador nativo se agranda y se estira sobre el campo entero,
   así todo el input abre el calendario, no solo el icono pequeño */
input[type="date"].sf-input::-webkit-calendar-picker-indicator {
    cursor: pointer;
    border-radius: var(--sf-radius-sm);
    padding: 6px;
    margin-right: -4px;
    filter: invert(28%) sepia(80%) saturate(1000%) hue-rotate(190deg);
    opacity: 0.75;
    transition: opacity var(--sf-transition), background-color var(--sf-transition);
}

input[type="date"].sf-input::-webkit-calendar-picker-indicator:hover {
    opacity: 1;
    background-color: var(--sf-blue-100);
}

/* Wrapper opcional: da al campo de fecha la apariencia de "chip" con icono,
   para que se note de inmediato que es seleccionable */
.sf-date-field {
    position: relative;
}

.sf-date-field input[type="date"].sf-input {
    padding-left: 2.6rem;
}

.sf-date-field::before {
    content: "📅";
    position: absolute;
    left: 0.85rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.95rem;
    pointer-events: none;
    z-index: 1;
}

/* ============================================================
   MEJORA: INPUTS DE DINERO (formato "7,000" en vivo, sin ceros default)
   ============================================================ */
.sf-money-field {
    position: relative;
}

.sf-money-field .sf-money-input {
    padding-left: 1.6rem;
}

.sf-money-field::before {
    content: "$";
    position: absolute;
    left: 0.85rem;
    top: 50%;
    transform: translateY(-50%);
    font-weight: 700;
    color: var(--sf-gray-500);
    pointer-events: none;
    font-size: 0.92rem;
}

.sf-money-input {
    font-variant-numeric: tabular-nums;
    font-weight: 600;
}

.sf-money-input::placeholder {
    font-weight: 400;
    color: var(--sf-gray-500);
}

/* ============================================================
   MEJORA: MODALES — MEJOR DISTRIBUCIÓN Y RESPIRO VISUAL
   ============================================================ */
.sf-modal-header {
    padding: 1.4rem 1.8rem;
    gap: 1rem;
}

.sf-modal-header > div:first-child {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.sf-modal-body {
    padding: 1.8rem;
}

/* Tarjetas internas de un modal (secciones agrupadas) reciben más aire y jerarquía clara */
.sf-modal-body .card.sf-card {
    border: 1px solid var(--sf-gray-100);
}

.sf-modal-body .card.sf-card .card-body {
    padding: 1.4rem !important;
}

.sf-modal-body .sf-section-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

/* Espaciado consistente entre bloques apilados dentro del modal */
.sf-modal-body .sf-grid-2 > div > .card.sf-card + .card.sf-card {
    margin-top: 1.2rem;
}

/* Bloque de validación financiera / totales, con más jerarquía */
.sf-modal-body #panelValidacion,
.sf-modal-body .sf-summary-panel {
    border-radius: var(--sf-radius-sm);
    gap: 1rem;
    flex-wrap: wrap;
}

/* Footer de acciones del modal, siempre bien separado y alineado */
.sf-modal-footer,
.sf-modal-body > form > div[style*="text-align: right"],
.sf-modal-body > div[style*="text-align: right"] {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 0.6rem;
    margin-top: 1.8rem !important;
    padding-top: 1.4rem !important;
    border-top: 1px solid var(--sf-gray-200);
}

/* Da aire uniforme a los grids de campos dentro de formularios de modal */
.sf-modal-body .sf-grid-2,
.sf-modal-body .sf-grid-3,
.sf-modal-body .sf-grid-4 {
    gap: 1.1rem;
}

.sf-modal-body .form-label.sf-label {
    display: block;
}

.sf-modal-body label.sf-label + input,
.sf-modal-body label.sf-label + select {
    margin-top: 0.1rem;
}

/* Separación uniforme entre grupos label+input consecutivos dentro de una tarjeta de modal */
.sf-modal-body .card.sf-card .card-body > div:not(:last-child) {
    margin-bottom: 0.9rem;
}

@media (max-width: 640px) {
    .sf-modal-header { padding: 1.1rem 1.3rem; }
    .sf-modal-body { padding: 1.3rem; }
}

/* ============================================================
   MEJORA: GRIDS DE DOCUMENTOS/RESUMEN DENTRO DE MODALES
   (usadas en cajas de resumen de pago, antes sin definir)
   ============================================================ */
.grid-docs-2,
.grid-docs-3 {
    display: grid;
    gap: 1.1rem;
    align-items: start;
}

.grid-docs-2 { grid-template-columns: repeat(2, 1fr); }
.grid-docs-3 { grid-template-columns: repeat(3, 1fr); }

@media (max-width: 640px) {
    .grid-docs-2,
    .grid-docs-3 {
        grid-template-columns: 1fr;
    }
}

/* Caja resumen (sf-extra-box) dentro de modales: más jerarquía visual */
.sf-modal-body .sf-extra-box {
    box-shadow: inset 0 0 0 1px var(--sf-blue-100);
}

.sf-modal-body .sf-extra-box .form-label.sf-label {
    color: var(--sf-blue-800);
}

/* ============================================================
   🚀 OPTIMIZACIÓN EXTREMA PARA MÓVILES (Móvil-First App Feel)
   ============================================================ */
@media (max-width: 768px) {
    /* 1. Evitar auto-zoom en iOS (Safari) y áreas táctiles estándar (44px) */
    input.sf-input, 
    select.sf-input, 
    textarea.sf-input,
    .sf-money-input {
        font-size: 16px !important; 
        min-height: 44px !important;
    }

    /* 2. Botones anchos y cómodos para el pulgar */
    button, 
    .btn-page, 
    [class*="btn-sf-"] {
        min-height: 44px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 100%;
        margin-bottom: 0.3rem;
    }

    /* Los botones de la tabla no necesitan ser del 100% de ancho */
    .sf-btn-tabla {
        width: 100% !important;
        max-width: none !important;
    }

    /* 3. Arreglar tablas (quita el ancho fijo de 600px que rompe la pantalla) */
    .sf-table {
        min-width: 100% !important;
        width: 100% !important;
    }

    /* 4. Paginación apilada y adaptada a pulgares */
    .pagination-container {
        flex-direction: column;
        gap: 1.2rem;
        align-items: stretch;
        text-align: center;
    }
    .pagination-container > div:last-child {
        display: flex;
        justify-content: space-between;
        width: 100%;
        gap: 0.5rem;
    }
    .pagination-container .btn-page {
        flex: 1;
        margin-bottom: 0;
    }

    /* 5. Modales estilo "Bottom Sheet" (Aparecen desde abajo en celular) */
    .sf-modal-overlay {
        padding: 0 !important;
        align-items: flex-end !important; 
    }
    
    .sf-modal-content {
        margin: 0 !important;
        width: 100% !important;
        max-height: 90vh !important;
        border-bottom-left-radius: 0 !important;
        border-bottom-right-radius: 0 !important;
        border-top-left-radius: 20px !important;
        border-top-right-radius: 20px !important;
        animation: slideUpApp 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards !important;
    }
    
    .sf-modal-header {
        padding: 1.2rem 1.5rem !important;
        border-top-left-radius: 20px;
        border-top-right-radius: 20px;
    }
    
    .sf-modal-body {
        padding: 1.2rem !important;
    }

    /* 6. Grids internos a 1 sola columna forzada con más respiro */
    .sf-grid-2, 
    .sf-grid-3, 
    .sf-grid-4, 
    .grid-docs-2, 
    .grid-docs-3 {
        grid-template-columns: 1fr !important;
        gap: 1.2rem !important;
    }

    /* 7. Ajuste del encabezado superior */
    .sf-page-header {
        padding-top: 0.5rem;
    }
    
    .sf-header-actions {
        width: 100%;
        display: flex;
        flex-direction: column;
        gap: 0.5rem;
    }

    /* 8. Fix para el selector de periodos (Calendario visual) */
    .sf-period-picker {
        flex-direction: column;
        width: 100%;
    }
    
    .sf-period-picker .sf-period-icon {
        width: 100%;
        height: 32px;
        border-bottom: 1px solid var(--sf-gray-200);
    }
    
    .sf-period-picker .btn-sf-today {
        border-left: none;
        border-top: 1px solid var(--sf-gray-200);
        padding: 0.8rem;
        justify-content: center;
        width: 100%;
    }
}

/* Animación nativa de abajo hacia arriba para el celular */
@keyframes slideUpApp {
    from { transform: translateY(100%); opacity: 0.5; }
    to { transform: translateY(0); opacity: 1; }
}