/* Variables de Color Basadas en el Póster */
:root {
    --color-blue-dark: #003B73; /* Azul corporativo/tecnológico */
    --color-green-sustain: #4CAF50; /* Verde sostenibilidad */
    --color-orange-energy: #FF9900; /* Naranja energía */
    --color-red-accent: #E74C3C; /* Rojo acento para fechas */
    --text-color: #333333;
    --white: #FFFFFF;
    --background-light: #F4F7F6;
}

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

body {
    font-family: 'Montserrat', sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    background-color: var(--background-light);
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

/* Encabezado */
header {
    background-color: var(--white);
    padding: 20px 0;
    border-bottom: 3px solid var(--color-blue-dark);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-container .logo {
    height: 60px;
    width: auto;
}

.logo-container p {
    font-weight: 800;
    font-size: 1.2rem;
    color: var(--color-blue-dark);
}

.logo-container p span {
    font-size: 0.7rem;
    font-weight: 400;
}

header h1 {
    font-size: 1.5rem;
    text-align: right;
    color: var(--color-blue-dark);
}

/* Sección de Información */
.info-section {
    padding: 60px 0;
}

.info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.info-details {
    text-align: center;
}

.date-title {
    font-size: 2.2rem;
    font-weight: 800;
    margin-bottom: 20px;
}

.accent-red {
    color: var(--color-red-accent);
}

.accent-blue {
    color: var(--color-blue-dark);
}

.organizer {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 30px;
    color: #555;
}

.action-buttons {
    display: flex;
    justify-content: center;
    gap: 15px;
}

.btn {
    display: inline-block;
    padding: 12px 25px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 700;
    transition: background-color 0.3s, transform 0.2s;
    border: none;
}

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

.btn-primary:hover {
    background-color: #002D5A;
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: var(--color-green-sustain);
    color: var(--white);
}

.btn-secondary:hover {
    background-color: #388E3C;
    transform: translateY(-2px);
}

/* Póster */
.poster-container {
    display: flex;
    justify-content: center;
}

.poster {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.15);
    border: 5px solid var(--white);
}

/* Sección del Eslogan */
.slogan-section {
    padding: 40px 0;
    background-color: var(--color-blue-dark);
    color: var(--white);
    text-align: center;
}

.slogan {
    font-size: 1.5rem;
    font-weight: 700;
    font-style: italic;
    max-width: 800px;
    margin: 0 auto;
}

/* Pie de página */
footer {
    background-color: var(--white);
    padding: 30px 0;
    text-align: center;
    border-top: 3px solid var(--color-green-sustain);
}

footer p {
    font-size: 0.9rem;
    color: #777;
    margin-bottom: 5px;
}

/* Responsive */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        text-align: center;
    }
    
    header h1 {
        text-align: center;
        font-size: 1.2rem;
    }
    
    .info-grid {
        grid-template-columns: 1fr;
    }
    
    .info-details {
        margin-bottom: 40px;
    }
    
    .date-title {
        font-size: 1.8rem;
    }
    
    .slogan {
        font-size: 1.2rem;
    }
}



/* =========================================
   ESTILOS DE LA AGENDA
   ========================================= */
.agenda-header {
    background-color: #0d2857; /* Azul institucional de UniEspinal */
    color: white;
    text-align: center;
    padding: 15px;
    border-radius: 8px 8px 0 0;
}

.agenda-header h2 {
    margin: 0;
    font-weight: 800;
    font-size: 28px;
    letter-spacing: 1px;
}

.table-responsive {
    width: 100%;
    overflow-x: auto; /* Permite scroll en móviles */
    -webkit-overflow-scrolling: touch;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    border-radius: 0 0 8px 8px;
}

.agenda-table {
    width: 100%;
    border-collapse: collapse;
    background-color: white;
    font-family: 'Montserrat', sans-serif;
    font-size: 14px;
    min-width: 900px; /* Evita que las columnas colapsen en pantallas chicas */
}

.agenda-table th {
    background-color: #0d2857;
    color: white;
    text-align: left;
    padding: 15px;
    font-weight: 700;
    border: 1px solid #1a3c75;
}

.agenda-table td {
    padding: 12px 15px;
    border: 1px solid #e0e0e0;
    vertical-align: middle;
    color: #333;
    line-height: 1.5;
}

.agenda-table tbody tr:nth-child(even) {
    background-color: #f4f8fc; /* Ligero azul/gris para contraste visual */
}

.agenda-table tbody tr:hover {
    background-color: #eaf1f8; /* Efecto hover para saber en qué fila se está leyendo */
}

/* Estilo especial para los descansos/refrigerios */
.agenda-table .break-row {
    background-color: #e2eaf4 !important;
}

.center-text {
    text-align: center;
}

/* Ajustes de anchos para que la tabla sea fácil de leer */
.agenda-table th:nth-child(1) { width: 12%; } /* Hora */
.agenda-table th:nth-child(2) { width: 22%; } /* Actividad */
.agenda-table th:nth-child(3) { width: 18%; } /* Conferencista */
.agenda-table th:nth-child(4) { width: 8%; }  /* País */
.agenda-table th:nth-child(5) { width: 15%; } /* Lugar */
.agenda-table th:nth-child(6) { width: 25%; } /* Semblanza */