/* ============================================================ VARIABLES DE COLOR ============================================================ */
:root {
    --primary-color: #005689;
    --primary-2-color: #0078aa;
    --secondary-color: #ed9b00;
    --gray: #767676;
    --down-gray: #ebebeb;
    --color-black: #000000;
    --color-white: #ffffff;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
    background-color: var(--down-gray);
    font-family: 'Nunito Sans', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 100vh;
}

header {
    width: 100%;
    padding: 1rem;
    background-color: var(--color-white);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.logo {
    max-width: 280px;
    height: auto;
}

.header-title {
	margin-top: 0px;
	width: 100%;
	text-align: center;
	background-color: var(--primary-color);
}

h1 {
	font-size: 1.5rem;
	color: var(--color-white);
	font-weight: 600;
}

/* ================= BOTÓN CERRAR SESIÓN ================= */

header.main-header {
    position: relative;
    width: 100%;
    padding: 1rem 2rem;
    background-color: var(--color-white);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    justify-content: center; /* centro visual */
}


.logout-btn {
    background-color: var(--primary-color);
    border: transparent;
    color: var(--color-white);
    padding: 8px 16px;
    border-radius: 999px;
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.25s ease;
    position: absolute;
    right: 2rem; /* separación del borde derecho */
    top: 50%;
}

.logout-btn:hover {
    background-color: var(--secondary-color);
    color: var(--color-white);
    transform: scale(1.05);
}

main {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: auto auto auto auto; /* 3 filas + 1 extra para DATOS */
    gap: 1rem;
    padding: 2rem;
    max-width: 800px;
    width: 100%;
    box-sizing: border-box;
    justify-items: center;
}

/* Botón DATOS centrado en la fila 4 */

.DATOS_container {
    grid-column: 2; /* columna central */
    grid-row: 4;    /* fila extra */
}

section {
    display: flex;
    justify-content: center;
    align-items: center;
}

button {
    width: 180px;
    height: 68.8px;
    padding: 16px 19.2px;
    font-size: 16px;
    font-family: 'Nunito Sans', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    font-weight: bold;
    border: none;
    border-radius: 12px;
    color: var(--color-white);
    background-color: var(--btn-bg, var(--primary-2-color));
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15);
    cursor: pointer;
    transition: transform 0.2s ease, background-color 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    justify-content: center;
}

button:hover {
    transform: scale(1.05);
    background-color: var(--btn-hover, var(--secondary-color));
}

/* Colores corporativos aplicados */

.FINANCIERA_container { --btn-bg: var(--primary-2-color); --btn-hover: var(--secondary-color); }
.ASISTENCIAL_container { --btn-bg: var(--primary-color); --btn-hover: var(--secondary-color); }
.FACTURACION_container { --btn-bg: var(--gray); --btn-hover: color-mix(in srgb, var(--gray) 75%, black); }
.SALUD_ORAL_container { --btn-bg: var(--gray); --btn-hover: var(--primary-color); }
.SISTEMAS_container { --btn-bg: var(--primary-2-color); --btn-hover: var(--secondary-color); }
.MANTENIMIENTO_container { --btn-bg: var(--primary-color); --btn-hover: var(--secondary-color); }
.BIOTECNOLOGIA_container { --btn-bg: var(--primary-color); --btn-hover: var(--secondary-color); }
.FACTURACION_container { --btn-bg: var(--gray); --btn-hover: var(--primary-color); }
.GESTION_HUMANA_container { --btn-bg: var(--primary-2-color); --btn-hover: var(--secondary-color); }
.DATOS_container { --btn-bg: var(--secondary-color); --btn-hover: var(--primary-2-color); }

/* Responsive */ 
@media (max-width: 768px) {
    main {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: auto auto auto auto auto;
    }

    /* DATOS */
    .DATOS_container {
        grid-column: 2;
        grid-row: 3;
        justify-self: center;
    }

    /* FILA 4 */
    .BIOTECNOLOGIA_container {
        grid-column: 1;
        grid-row: 4;
    }

    .MANTENIMIENTO_container {
        grid-column: 2;
        grid-row: 4;
    }

    /* FILA 5 */
    .GESTION_HUMANA_container {
        grid-column: 1;
        grid-row: 5;
    }

    .EXPERIENCIA_container {
        grid-column: 2;
        grid-row: 5;
    }

    button {
        font-size: 0.85rem;
        padding: 0.6rem;
    }

    .logo {
        max-width: 220px;
    }
}


@media (max-width: 480px) {
    main {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }
    .DATOS_container {
        grid-column: 2;
        grid-row: 3;
        justify-self: center;
    }
    button {
        font-size: 0.8rem;
        padding: 0.55rem;
    }
    .logo {
        max-width: 180px;
    }
}
@media (max-width: 480px) {
    .logout-btn {
        padding: 6px 12px;
        font-size: 0.75rem;
    }
}