/* =====================
   VARIABLES DE TEMA
===================== */
:root {
    --bg-app: #f4f6fa;
    --bg-content: #f4f6fa;
    --text-main: #111827;
    --sidebar-bg: #f8f9fa;
    --sidebar-text: #212529;
    --sidebar-hover: #e9ecef;
    --sidebar-active: #dee2e6;
    --sidebar-border: #ddd;
}

[data-theme="dark"] {
    /* Fondo general */
    --bg-app: #1f2937; /* gris oscuro (no negro) */
    --bg-content: #e5e7eb; /* gris claro para pantallas */
    --text-main: #111827; /* texto oscuro */
    /* Sidebar */
    --sidebar-bg: #1e1e2f;
    --sidebar-text: #f1f1f7;
    --sidebar-hover: #2a2a3d;
    --sidebar-active: #343454;
    --sidebar-border: #3a3a55;
}


/* =====================
   APP SHELL
===================== */
html, body {
    background-color: var(--bg-app);
    color: var(--text-main);
    height: 100%;
    margin: 0;
}

.app-shell {
    height: 100vh;
    overflow: hidden;
    background-color: var(--bg-app);
}

/* =====================
   SIDEBAR
===================== */
.sidebar {
    background-color: var(--sidebar-bg);
    color: var(--sidebar-text);
    height: 100vh;
    overflow-y: auto;
}

.sidebar-title {
    color: var(--sidebar-text);
    opacity: 0.85;
}

.sidebar-nav .nav-link {
    color: var(--sidebar-text);
    border-radius: 6px;
    padding: 0.6rem 0.75rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

    .sidebar-nav .nav-link:hover {
        background-color: var(--sidebar-hover);
    }

    .sidebar-nav .nav-link.active {
        background-color: var(--sidebar-active);
        font-weight: 600;
    }

/* =====================
   TOPBAR
===================== */
.topbar {
    background-color: var(--bg-content);
    color: var(--text-main);
}

/* =====================
   CONTENT
===================== */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.content {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
    background-color: var(--bg-content);
    color: var(--text-main);
}


/* =====================
   HOME SIMPLE
===================== */
.home-wrapper {
    min-height: calc(100vh - 60px);
    display: flex;
    align-items: center;
    justify-content: center;
}

.home-card-simple {
    background-color: #ffffff;
    color: #111827;
    padding: 3rem 4rem;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}
.card,
.table,
.table th,
.table td {
    background-color: #ffffff;
    color: #111827;
}
.home-center {
    height: 100%;
    min-height: calc(100vh - 80px); /* descuenta topbar */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.home-logo {
    max-width: 160px;
    opacity: 0.95;
}

.home-center h1 {
    font-weight: 700;
    color: #111827;
}

.home-center h5 {
    color: #6b7280;
}

.home-clock {
    font-size: 2.2rem;
    font-weight: 600;
    letter-spacing: 2px;
    color: #374151;
}
.sidebar-sublink {
    font-size: 0.9rem;
    padding-left: 1.5rem;
    opacity: 0.9;
}

    .sidebar-sublink:hover {
        opacity: 1;
    }

.btn-icon {
    width: 42px;
    height: 38px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.15rem;
}