/* CSS Mejorado para el Sistema CQS */

/* Variables CSS para consistencia de colores */
:root {
    --primary-brown: #8B4513;
    --secondary-brown: #A0522D;
    --accent-red: #CD5C5C;
    --dark-brown: #654321;
    --light-brown: #DEB887;
    --sand-color: #CD853F;
    --error-red: #B22222;
    --success-green: #228B22;
    --white: #FFFFFF;
    --light-gray: #f9f9f9;
    --border-gray: #f0f0f0;
    --text-dark: #333333;
    
    /* Sombras */
    --shadow-light: 0 5px 15px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 15px 35px rgba(0, 0, 0, 0.1);
    --shadow-heavy: 0 20px 40px rgba(0, 0, 0, 0.15);
    
    /* Transiciones */
    --transition-smooth: all 0.3s ease;
    --transition-quick: all 0.2s ease;
}

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

/* Tipografía mejorada */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: linear-gradient(135deg, var(--primary-brown) 0%, var(--secondary-brown) 50%, var(--sand-color) 100%);
    min-height: 100vh;
}

/* Títulos */
h1, h2, h3, h4, h5, h6 {
    color: var(--primary-brown);
    font-weight: 600;
    margin-bottom: 10px;
}

h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }

/* Enlaces */
a {
    color: var(--accent-red);
    text-decoration: none;
    transition: var(--transition-smooth);
}

a:hover {
    color: var(--error-red);
}

/* Botones mejorados */
.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-smooth);
    text-decoration: none;
    display: inline-block;
    text-align: center;
    min-width: 120px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-red) 0%, var(--secondary-brown) 100%);
    color: var(--white);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--error-red) 0%, var(--primary-brown) 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(205, 92, 92, 0.3);
}

.btn-secondary {
    background: linear-gradient(135deg, var(--primary-brown) 0%, var(--secondary-brown) 100%);
    color: var(--white);
}

.btn-secondary:hover {
    background: linear-gradient(135deg, var(--dark-brown) 0%, var(--primary-brown) 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(139, 69, 19, 0.3);
}

.btn-success {
    background: linear-gradient(135deg, var(--success-green) 0%, #32CD32 100%);
    color: var(--white);
}

.btn-danger {
    background: linear-gradient(135deg, var(--error-red) 0%, #DC143C 100%);
    color: var(--white);
}

/* Formularios mejorados */
.form-modern {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 15px;
    padding: 30px;
    box-shadow: var(--shadow-medium);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(139, 69, 19, 0.2);
}

.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    color: var(--primary-brown);
    font-weight: 500;
    margin-bottom: 8px;
    font-size: 14px;
}

.form-input {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid var(--light-brown);
    border-radius: 8px;
    font-size: 16px;
    transition: var(--transition-smooth);
    background: rgba(255, 255, 255, 0.9);
}

.form-input:focus {
    outline: none;
    border-color: var(--accent-red);
    box-shadow: 0 0 0 3px rgba(205, 92, 92, 0.1);
    background: var(--white);
}

.form-input::placeholder {
    color: var(--secondary-brown);
    opacity: 0.7;
}

/* Tablas modernas */
.table-modern {
    width: 100%;
    border-collapse: collapse;
    margin: 0;
    background: var(--white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-light);
}

.table-modern th {
    background: linear-gradient(135deg, var(--primary-brown) 0%, var(--secondary-brown) 100%);
    color: var(--white);
    font-weight: 600;
    padding: 15px 12px;
    text-align: left;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: none;
}

.table-modern td {
    padding: 12px;
    border-bottom: 1px solid var(--border-gray);
    font-size: 14px;
    color: var(--text-dark);
}

.table-modern tr:nth-child(even) {
    background-color: var(--light-gray);
}

.table-modern tr:hover {
    background-color: #f0f0f0;
    transition: background-color 0.3s ease;
}

/* Contenedores */
.container-modern {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
    position: relative;
    z-index: 1;
}

.card-modern {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 15px;
    padding: 30px;
    box-shadow: var(--shadow-medium);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(139, 69, 19, 0.2);
    transition: var(--transition-smooth);
}

.card-modern:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-heavy);
}

/* Grid system */
.grid {
    display: grid;
    gap: 25px;
}

.grid-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }

/* Flex utilities */
.flex {
    display: flex;
}

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

.flex-between {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.flex-wrap {
    flex-wrap: wrap;
}

.gap-10 { gap: 10px; }
.gap-15 { gap: 15px; }
.gap-20 { gap: 20px; }

/* Utilidades de texto */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary { color: var(--primary-brown); }
.text-secondary { color: var(--secondary-brown); }
.text-accent { color: var(--accent-red); }

/* Background overlay para consistencia */
.bg-overlay::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('./map.gif');
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
    opacity: 0.1;
    z-index: -1;
}

/* Alertas y mensajes */
.alert {
    padding: 15px 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-weight: 500;
}

.alert-error {
    background: #FFE4E1;
    color: var(--error-red);
    border-left: 4px solid var(--accent-red);
}

.alert-success {
    background: #F0FFF0;
    color: var(--success-green);
    border-left: 4px solid var(--success-green);
}

.alert-info {
    background: #F0F8FF;
    color: #4682B4;
    border-left: 4px solid #4682B4;
}

/* Loading spinner */
.spinner {
    border: 3px solid rgba(139, 69, 19, 0.3);
    border-top: 3px solid var(--primary-brown);
    border-radius: 50%;
    width: 30px;
    height: 30px;
    animation: spin 1s linear infinite;
    margin: 20px auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Responsive design */
@media (max-width: 768px) {
    .container-modern {
        padding: 15px;
    }
    
    .card-modern {
        padding: 20px;
    }
    
    .table-modern {
        font-size: 12px;
    }
    
    .table-modern th,
    .table-modern td {
        padding: 8px 6px;
    }
    
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }
    
    .flex-between {
        flex-direction: column;
        gap: 15px;
    }
}

@media (max-width: 480px) {
    h1 { font-size: 1.5rem; }
    h2 { font-size: 1.25rem; }
    h3 { font-size: 1.1rem; }
    
    .btn {
        padding: 10px 16px;
        font-size: 12px;
        min-width: 100px;
    }
    
    .form-input {
        padding: 12px 15px;
        font-size: 14px;
    }
}

/* Print styles */
@media print {
    .btn,
    .button-group,
    [onclick] {
        display: none !important;
    }
    
    .bg-overlay::before {
        display: none;
    }
    
    .container-modern {
        max-width: none;
        padding: 0;
    }
    
    .card-modern,
    .form-modern {
        background: var(--white);
        box-shadow: none;
        border: 1px solid #ddd;
    }
    
    .table-modern {
        box-shadow: none;
    }
}