/* =====================================================================
   Laboratorio de Suelo y Agua · ITT
   Hoja de estilos general
   Paleta: verde bosque (suelo/vegetación) + azul (agua) + tonos tierra
   ===================================================================== */

:root {
    --verde-900: #123c2c;
    --verde-700: #1f6f4a;
    --verde-500: #2f9463;
    --verde-100: #e7f3ec;
    --tierra-600: #8a5a3b;
    --tierra-100: #f4ebe3;
    --agua-600: #2b7fb0;
    --agua-100: #e5f2f9;
    --gris-900: #1c2521;
    --gris-600: #5c6b64;
    --gris-200: #e4e9e6;
    --gris-100: #f6f8f7;
    --blanco: #ffffff;
    --alerta: #b3452c;
    --sombra: 0 10px 30px rgba(18, 60, 44, 0.08);
    --radio: 16px;
}

* { box-sizing: border-box; }

body {
    font-family: 'Poppins', 'Segoe UI', Arial, sans-serif;
    background: linear-gradient(180deg, var(--verde-100) 0%, var(--gris-100) 320px);
    color: var(--gris-900);
    margin: 0;
    min-height: 100vh;
}

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

/* ---------- Estructura general: sidebar + contenido ---------- */
.layout {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 260px;
    flex-shrink: 0;
    background: linear-gradient(180deg, var(--verde-900), #0c2820);
    color: #eafaf1;
    padding: 28px 18px;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
}

.sidebar .marca {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 30px;
    padding: 0 6px;
}

.sidebar .marca .icono {
    width: 42px; height: 42px;
    background: var(--verde-500);
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 20px;
}

.sidebar .marca .texto small { color: #a9d9c1; display:block; font-size: 11px; letter-spacing: .5px;}
.sidebar .marca .texto strong { font-size: 15px; line-height: 1.2; display:block; }

.sidebar nav .grupo-titulo {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #7fb99c;
    margin: 22px 10px 8px;
}

.sidebar nav a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 10px;
    color: #d9f2e4;
    font-size: 14.5px;
    margin-bottom: 4px;
    transition: background .15s ease;
}

.sidebar nav a:hover { background: rgba(255,255,255,0.08); }
.sidebar nav a.activo { background: var(--verde-500); color: #06261a; font-weight: 600; }

.sidebar .usuario-box {
    margin-top: 26px;
    padding: 14px;
    background: rgba(255,255,255,0.06);
    border-radius: 12px;
    font-size: 13px;
}
.sidebar .usuario-box .rol { color: #9fdcbb; font-size: 11.5px; }
.sidebar .usuario-box a { color: #ffd8cc; font-size: 12.5px; }

.contenido {
    flex: 1;
    min-width: 0;
    padding: 26px 34px 60px;
}

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 26px;
    flex-wrap: wrap;
    gap: 10px;
}

.topbar h1 {
    font-size: 22px;
    margin: 0;
    color: var(--verde-900);
}
.topbar .subtitulo { color: var(--gris-600); font-size: 13.5px; margin-top: 2px; }

/* ---------- Tarjetas ---------- */
.card {
    background: var(--blanco);
    border-radius: var(--radio);
    box-shadow: var(--sombra);
    border: 1px solid var(--gris-200);
    padding: 22px;
}

.card + .card { margin-top: 20px; }

.kpis {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 18px;
    margin-bottom: 22px;
}

.kpi {
    background: var(--blanco);
    border-radius: var(--radio);
    box-shadow: var(--sombra);
    border: 1px solid var(--gris-200);
    padding: 20px;
    position: relative;
    overflow: hidden;
}
.kpi .valor { font-size: 30px; font-weight: 700; color: var(--verde-900); }
.kpi .etiqueta { color: var(--gris-600); font-size: 13px; margin-top: 2px;}
.kpi .franja { position:absolute; left:0; top:0; bottom:0; width:6px; }
.kpi.tono-verde .franja { background: var(--verde-500); }
.kpi.tono-agua .franja { background: var(--agua-600); }
.kpi.tono-tierra .franja { background: var(--tierra-600); }
.kpi.tono-alerta .franja { background: var(--alerta); }

/* ---------- Botones ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 18px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: transform .08s ease, box-shadow .15s ease;
}
.btn:active { transform: scale(0.98); }
.btn-primario { background: var(--verde-700); color: #fff; }
.btn-primario:hover { background: var(--verde-900); }
.btn-agua { background: var(--agua-600); color: #fff; }
.btn-secundario { background: var(--gris-100); color: var(--gris-900); border: 1px solid var(--gris-200); }
.btn-peligro { background: #fbe7e1; color: var(--alerta); border: 1px solid #f0c2b3; }
.btn-sm { padding: 6px 12px; font-size: 12.5px; }

/* ---------- Formularios ---------- */
label { font-size: 13px; font-weight: 600; color: var(--gris-900); display:block; margin-bottom: 5px;}
.form-grupo { margin-bottom: 16px; }
.form-control, select, textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1.5px solid var(--gris-200);
    border-radius: 10px;
    font-size: 14px;
    font-family: inherit;
    background: var(--blanco);
    color: var(--gris-900);
}
.form-control:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--verde-500);
    box-shadow: 0 0 0 3px var(--verde-100);
}
.ayuda-campo { font-size: 12px; color: var(--gris-600); margin-top: 4px; }
.fila { display: grid; gap: 16px; }
.fila.cols-2 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.fila.cols-3 { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }

/* ---------- Tablas ---------- */
table { width: 100%; border-collapse: collapse; font-size: 13.8px; }
thead th {
    text-align: left;
    color: var(--gris-600);
    text-transform: uppercase;
    font-size: 11.5px;
    letter-spacing: .4px;
    padding: 10px 12px;
    border-bottom: 2px solid var(--gris-200);
}
tbody td { padding: 12px; border-bottom: 1px solid var(--gris-200); vertical-align: middle; }
tbody tr:hover { background: var(--verde-100); }

/* ---------- Insignias (badges) de estado ---------- */
.badge {
    display: inline-block;
    padding: 4px 11px;
    border-radius: 999px;
    font-size: 11.5px;
    font-weight: 700;
    letter-spacing: .3px;
}
.badge-recibida  { background: var(--tierra-100); color: var(--tierra-600); }
.badge-proceso   { background: #fff4d6; color: #8a6b12; }
.badge-validada  { background: var(--agua-100); color: var(--agua-600); }
.badge-entregada { background: var(--verde-100); color: var(--verde-700); }
.badge-rechazada { background: #fbe7e1; color: var(--alerta); }
.badge-secondary { background: var(--gris-100); color: var(--gris-600); }
.badge-norma-si  { background: var(--verde-100); color: var(--verde-700); }
.badge-norma-no  { background: #fbe7e1; color: var(--alerta); }
.badge-norma-na  { background: var(--gris-100); color: var(--gris-600); }

/* ---------- Login ---------- */
.pantalla-login {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background:
        radial-gradient(circle at 15% 20%, rgba(47,148,99,.25), transparent 40%),
        radial-gradient(circle at 85% 80%, rgba(43,127,176,.25), transparent 40%),
        var(--verde-900);
    padding: 20px;
}
.tarjeta-login {
    background: var(--blanco);
    border-radius: 22px;
    box-shadow: 0 20px 60px rgba(0,0,0,.35);
    padding: 40px 36px;
    width: 100%;
    max-width: 380px;
}
.tarjeta-login .icono-login {
    width: 56px; height: 56px; border-radius: 16px;
    background: var(--verde-700); color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-size: 26px; margin-bottom: 16px;
}
.tarjeta-login h1 { font-size: 19px; margin: 0 0 4px; color: var(--verde-900);}
.tarjeta-login p.subt { color: var(--gris-600); font-size: 13px; margin-bottom: 22px; }
.alerta {
    padding: 12px 14px;
    border-radius: 10px;
    font-size: 13.5px;
    margin-bottom: 16px;
}
.alerta-error { background: #fbe7e1; color: var(--alerta); border: 1px solid #f0c2b3; }
.alerta-exito { background: var(--verde-100); color: var(--verde-700); border: 1px solid #bfe6cf; }
.alerta-info  { background: var(--agua-100); color: var(--agua-600); border: 1px solid #bfe0f0; }

/* ---------- Utilidades ---------- */
.flex-entre { display:flex; justify-content:space-between; align-items:center; gap: 12px; flex-wrap: wrap;}
.texto-suave { color: var(--gris-600); }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.pill-tipo-suelo { background: var(--tierra-100); color: var(--tierra-600); padding: 3px 10px; border-radius: 999px; font-size: 11.5px; font-weight: 700;}
.pill-tipo-agua  { background: var(--agua-100); color: var(--agua-600); padding: 3px 10px; border-radius: 999px; font-size: 11.5px; font-weight: 700;}
.seccion-titulo { font-size: 15px; font-weight: 700; color: var(--verde-900); margin: 0 0 14px; display:flex; align-items:center; gap:8px;}
.vacio { text-align:center; padding: 40px 20px; color: var(--gris-600); }
.qr-caja { text-align:center; padding: 18px; border: 2px dashed var(--gris-200); border-radius: var(--radio); }

@media (max-width: 880px) {
    .layout { flex-direction: column; }
    .sidebar { width: 100%; height: auto; position: relative; }
    .contenido { padding: 18px; }
}

@media print {
    .sidebar, .topbar .acciones, .no-imprimir { display: none !important; }
    .layout { display: block; }
    .contenido { padding: 0; }
    body { background: #fff; }
}