/* ==========================================================================
   SIPAE - Sistema de Información para la Asistencia y Alimentación Escolar
   Colegio OEA - Hoja de Estilos Institucional Unificada
   Paleta: Slate & Blue Moderno (Coordinación y Docencia)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
    --bg-body: #f8fafc;
    --bg-card: #ffffff;
    --border-card: #e2e8f0;
    --border-light: #f1f5f9;
    
    --text-title: #0f172a;
    --text-body: #1e293b;
    --text-muted: #64748b;
    
    --blue-primary: #ee7374;
    --blue-hover: #ca6263;
    --blue-light: #fbe3e1;
    
    --green-bg: #dcfce7;
    --green-text: #15803d;
    
    --orange-bg: #fff7ed;
    --orange-text: #ea580c;
    
    --red-bg: #fef2f2;
    --red-border: #fecaca;
    --red-text: #ef4444;
    
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.04), 0 1px 2px -1px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-body);
    color: var(--text-body);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

/* ── Barra de Navegación ── */
.navbar {
    background: #ffffff;
    border-bottom: 1.5px solid var(--border-card);
    padding: 0 2rem;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 50;
}

.navbar__marca {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--text-title);
    font-weight: 800;
    font-size: 1.25rem;
    letter-spacing: -0.02em;
}

.navbar__badge {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--blue-primary);
    background-color: var(--blue-light);
    padding: 4px 12px;
    border-radius: 9999px;
    letter-spacing: normal;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.9rem;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all 0.15s ease;
}

.nav-link:hover {
    color: var(--blue-primary);
    background-color: var(--blue-light);
}

.nav-link.active {
    color: var(--blue-primary);
    background-color: var(--blue-light);
}

.btn-logout {
    text-decoration: none;
    background: #ffffff;
    border: 1.5px solid var(--red-border);
    color: var(--red-text);
    padding: 0.45rem 1rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.85rem;
    transition: all 0.15s ease;
    margin-left: 0.5rem;
}

.btn-logout:hover {
    background-color: var(--red-bg);
}

/* ── Contenedor Principal ── */
.contenedor {
    max-width: 1280px;
    margin: 2rem auto;
    padding: 0 1.5rem;
}

/* ── Tarjetas KPI (Métricas Principales) ── */
.grid-kpis {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.25rem;
    margin-bottom: 2rem;
}

.kpi {
    background: var(--bg-card);
    border-radius: 16px;
    border: 1.5px solid var(--border-card);
    box-shadow: var(--shadow-sm);
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
}

.kpi__valor {
    font-size: 2.75rem;
    font-weight: 800;
    color: var(--text-title);
    line-height: 1;
    margin-bottom: 0.65rem;
}

.kpi__etiqueta {
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

/* ── Grillas de Contenido ── */
.grid-2col {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(460px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.card {
    background: var(--bg-card);
    border-radius: 16px;
    border: 1.5px solid var(--border-card);
    box-shadow: var(--shadow-sm);
    padding: 1.75rem;
}

.card__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
}

.card__titulo {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-title);
}

/* ── Badges y Chips Redondeados ── */
.badge-pill-green {
    background-color: var(--green-bg);
    color: var(--green-text);
    padding: 4px 12px;
    border-radius: 9999px;
    font-size: 0.82rem;
    font-weight: 600;
    display: inline-block;
}

.badge-pill-orange {
    color: var(--orange-text);
    font-weight: 700;
    font-size: 0.9rem;
}

/* ── Tablas de Datos ── */
.tabla-wrapper {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th {
    background-color: #f8fafc;
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.85rem 1rem;
    text-align: left;
    border-bottom: 1.5px solid var(--border-card);
}

td {
    padding: 0.95rem 1rem;
    border-bottom: 1px solid var(--border-light);
    font-size: 0.92rem;
    color: var(--text-body);
    vertical-align: middle;
}

tr:last-child td {
    border-bottom: none;
}

/* ── Botones y Formularios ── */
.btn-primary {
    background-color: var(--blue-primary);
    color: #ffffff;
    border: none;
    border-radius: 8px;
    padding: 0.65rem 1.25rem;
    font-weight: 700;
    font-size: 0.95rem;
    cursor: pointer;
    transition: background-color 0.15s ease;
}

.btn-primary:hover {
    background-color: var(--blue-hover);
}

.btn-success {
    background-color: #059669;
    color: #ffffff;
    border: none;
    border-radius: 8px;
    padding: 0.75rem 2rem;
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.15s ease;
}

.btn-success:hover {
    background-color: #047857;
}

.form-input, .form-select {
    width: 100%;
    padding: 0.7rem 1rem;
    border: 1.5px solid var(--border-card);
    border-radius: 8px;
    font-size: 0.92rem;
    background-color: #ffffff;
    color: var(--text-body);
    font-family: inherit;
    transition: border-color 0.15s ease;
}

.form-input:focus, .form-select:focus {
    outline: none;
    border-color: var(--blue-primary);
}

/* ── Radio botones para Asistencia Docente ── */
.radio-grupo {
    display: flex;
    gap: 0.35rem;
}

.radio-grupo input[type="radio"] {
    display: none;
}

.radio-grupo label {
    display: inline-block;
    padding: 0.4rem 0.8rem;
    border-radius: 8px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    border: 1.5px solid transparent;
    transition: all 0.15s;
    user-select: none;
}

.radio-grupo input[type="radio"] + label.est-asistio {
    border-color: #059669;
    color: #059669;
    background: #f0fdf4;
}
.radio-grupo input[type="radio"]:checked + label.est-asistio {
    background: #059669;
    color: #ffffff;
}

.radio-grupo input[type="radio"] + label.est-falla {
    border-color: #dc2626;
    color: #dc2626;
    background: #fef2f2;
}
.radio-grupo input[type="radio"]:checked + label.est-falla {
    background: #dc2626;
    color: #ffffff;
}

.radio-grupo input[type="radio"] + label.est-justificado {
    border-color: #ee7374;
    color: #ee7374;
    background: #fbe3e1;
}
.radio-grupo input[type="radio"]:checked + label.est-justificado {
    background: #ee7374;
    color: #ffffff;
}

.radio-grupo input[type="radio"] + label.est-novedad {
    border-color: #ea580c;
    color: #ea580c;
    background: #fff7ed;
}
.radio-grupo input[type="radio"]:checked + label.est-novedad {
    background: #ea580c;
    color: #ffffff;
}

/* Radio Almuerzo */
.radio-almuerzo {
    justify-content: center;
}

.radio-almuerzo label {
    padding: 0.35rem 0.75rem;
}

.radio-almuerzo input[type="radio"] + label.alm-si {
    border-color: #059669;
    color: #059669;
    background: #f0fdf4;
}
.radio-almuerzo input[type="radio"]:checked + label.alm-si {
    background: #059669;
    color: #ffffff;
}

.radio-almuerzo input[type="radio"] + label.alm-no {
    border-color: #cbd5e1;
    color: #64748b;
    background: #f8fafc;
}
.radio-almuerzo input[type="radio"]:checked + label.alm-no {
    background: #64748b;
    color: #ffffff;
}

@media (max-width: 768px) {
    .navbar {
        padding: 0 1rem;
        height: auto;
        padding-top: 0.75rem;
        padding-bottom: 0.75rem;
        flex-direction: column;
        gap: 0.75rem;
    }
    .grid-2col {
        grid-template-columns: 1fr;
    }
    .contenedor {
        padding: 0 1rem;
    }
}

.navbar__marca img { width: 36px; height: 36px; border-radius: 8px; object-fit: cover; display: block; }

body::before {
    content: "";
    position: fixed;
    top: 50%;
    left: 50%;
    width: 560px;
    height: 560px;
    transform: translate(-50%, -50%);
    background: url('img/marca_agua.png') no-repeat center center;
    background-size: contain;
    opacity: .05;
    pointer-events: none;
    z-index: -1;
}