/* Estilos para ComunicaCorp - Aplicación de Comunicación Interna */

/* Variables CSS para colores corporativos */
:root {
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --background-color: #f8f9fa;
    --text-color: #212529;
    --light-gray: #e9ecef;
    --dark-gray: #343a40;
    --success-color: #28a745;
    --error-color: #dc3545;
    --border-radius: 8px;
    --box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
}

/* Pantallas */
.screen {
    display: none;
    min-height: 100vh;
}

.screen.active {
    display: block;
}

/* Login */
.login-container {
    max-width: 400px;
    margin: 100px auto;
    padding: 2rem;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    text-align: center;
}

.login-container h1 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.login-container form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 2rem;
}

.login-container input {
    padding: 0.75rem;
    border: 1px solid var(--light-gray);
    border-radius: var(--border-radius);
    font-size: 1rem;
}

.login-container button {
    padding: 0.75rem;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.3s;
}

.login-container button:hover {
    background-color: #0056b3;
}

.error {
    color: var(--error-color);
    margin-top: 1rem;
}

/* App Layout */
#app-screen {
    display: flex;
}

/* Sidebar */
.sidebar {
    width: 250px;
    background-color: white;
    border-right: 1px solid var(--light-gray);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.sidebar-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--light-gray);
}

/* Sidebar Logo */
.sidebar-header .logo {
    margin-bottom: 0.5rem;
}

.sidebar-header h2 {
    font-size: 1.1rem;
    margin: 0;
}

.sidebar-menu {
    list-style: none;
    padding: 1rem 0;
}

.sidebar-menu li a {
    display: block;
    padding: 0.75rem 1.5rem;
    color: var(--text-color);
    text-decoration: none;
    transition: background-color 0.3s;
}

.sidebar-menu li a:hover,
.sidebar-menu li a.active {
    background-color: var(--light-gray);
    color: var(--primary-color);
}

#logout-btn {
    margin: 1rem;
    padding: 0.75rem;
    background-color: var(--error-color);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    align-self: flex-start;
}

#logout-btn:hover {
    background-color: #c82333;
}

/* Main Content */
.main-content {
    flex: 1;
    padding: 2rem;
    overflow-y: auto;
}

.section {
    display: none;
}

.section.active {
    display: block;
}

/* Messages */
.messages-header {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--light-gray);
}

.filters {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.filters select {
    padding: 0.5rem;
    border: 1px solid var(--light-gray);
    border-radius: var(--border-radius);
    background: white;
    font-size: 0.9rem;
}

.filters select:disabled {
    background: var(--light-gray);
    cursor: not-allowed;
}

.messages-list {
    height: 400px;
    overflow-y: auto;
    border: 1px solid var(--light-gray);
    border-radius: var(--border-radius);
    padding: 1rem;
    background: white;
    margin-bottom: 1rem;
}

.message {
    margin-bottom: 1rem;
    padding: 0.5rem;
    background: var(--background-color);
    border-radius: var(--border-radius);
}

.message .sender {
    font-weight: bold;
    color: var(--primary-color);
}

.message .timestamp {
    font-size: 0.8rem;
    color: var(--secondary-color);
}

.message-input {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.message-input select {
    padding: 0.5rem;
    border: 1px solid var(--light-gray);
    border-radius: var(--border-radius);
    background: white;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.message-input input {
    flex: 1;
    padding: 0.75rem;
    border: 1px solid var(--light-gray);
    border-radius: var(--border-radius);
}

.message-input button {
    padding: 0.75rem 1.5rem;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: background-color 0.3s;
}

.message-input button:hover {
    background-color: #0056b3;
}

/* Reports */
.reports-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--light-gray);
}

.reports-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.report-card {
    background: white;
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.report-card h4 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

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

#attendance-table th,
#attendance-table td {
    padding: 0.5rem;
    text-align: left;
    border-bottom: 1px solid var(--light-gray);
}

#attendance-table th {
    background-color: var(--light-gray);
    font-weight: bold;
}

/* Logo */
.logo {
    text-align: center;
    margin-bottom: 1rem;
}

/* Auth Links */
.register-link {
    text-align: center;
    margin-top: 1rem;
}

.register-link a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: bold;
    transition: color 0.3s;
}

.register-link a:hover {
    color: #0056b3;
    text-decoration: underline;
}

.success {
    color: var(--success-color);
    margin-top: 1rem;
}

/* Users List */
#users-list {
    list-style: none;
    padding: 0;
    max-height: 200px;
    overflow-y: auto;
}

#users-list li {
    padding: 0.5rem;
    border-bottom: 1px solid var(--light-gray);
    background: var(--background-color);
    margin-bottom: 0.25rem;
    border-radius: var(--border-radius);
}

.message .department-info {
    font-size: 0.8rem;
    color: var(--secondary-color);
    margin-bottom: 0.25rem;
}

/* Responsive */
@media (max-width: 1200px) {
    .messages-list {
        height: 320px;
    }

    .reports-content {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
}

@media (max-width: 992px) {
    .login-container {
        margin: 40px 1rem;
        padding: 1.5rem;
    }

    #app-screen {
        flex-direction: column;
    }

    .sidebar {
        width: 100%;
        min-height: auto;
        border-right: none;
        border-bottom: 1px solid var(--light-gray);
    }

    .main-content {
        padding: 1.5rem;
    }

    .filters {
        flex-direction: column;
        align-items: stretch;
    }

    .message-input {
        flex-direction: column;
        align-items: stretch;
    }

    .message-input select,
    .message-input input,
    .message-input button {
        width: 100%;
    }

    .reports-header {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
    }
}

@media (max-width: 768px) {
    .login-container {
        margin: 20px 1rem;
        padding: 1.25rem;
    }

    .sidebar-menu li a {
        padding: 0.75rem 1rem;
        font-size: 0.95rem;
    }

    .messages-list {
        height: 280px;
    }

    .reports-content {
        gap: 1rem;
    }

    .report-card {
        padding: 1rem;
    }

    .main-content {
        padding: 1rem;
    }

    .login-container h1 {
        font-size: 1.75rem;
    }

    .login-container p,
    .register-link {
        font-size: 0.95rem;
    }
}

@media (max-width: 576px) {
    .login-container {
        margin: 10px;
        padding: 1rem;
    }

    .messages-list {
        height: 220px;
    }

    .messages-header h3,
    .reports-header h3,
    .profile-content h3 {
        font-size: 1.1rem;
    }

    .sidebar-header,
    .sidebar-menu,
    .sidebar-menu li a,
    #logout-btn {
        padding: 0.75rem 1rem;
    }

    .sidebar-menu li a {
        font-size: 0.9rem;
    }
}