/* Variables globales */
:root {
    --primary-color: #4285f4;
    --secondary-color: #34a853;
    --accent-color: #fbbc05;
    --text-color: #333;
    --light-bg: #f9f9f9;
    --border-color: #ddd;
    --error-color: #ea4335;
    --success-color: #34a853;
    --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

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

body {
    font-family: var(--font-family);
    color: var(--text-color);
    background-color: var(--light-bg);
    line-height: 1.6;
}

/* Header */
header {
    background-color: white;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    padding: 1rem 0;
    text-align: center;
}

.site-title {
    font-size: 1.8rem;
    color: var(--primary-color);
}

/* Layout */
.container {
    max-width: 800px;
    margin: 2rem auto;
    padding: 0 1rem;
}

/* Cards */
.card {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    padding: 1.5rem;
    margin-bottom: 2rem;
}

h2 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-weight: 500;
}

/* Formularios */
.form-group {
    margin-bottom: 1.2rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

input[type="text"],
input[type="url"],
input[type="file"] {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
}

input[type="file"] {
    padding: 0.5rem 0;
}

.form-actions {
    margin-top: 1.5rem;
}

/* Botones */
.btn {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    font-size: 1rem;
    font-weight: 500;
    text-align: center;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.2s, transform 0.1s;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn:active {
    transform: translateY(1px);
}

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

.primary:hover {
    background-color: #3367d6;
}

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

.secondary:hover {
    background-color: #2d8f47;
}

/* Áreas de estado y resultados */
.status-area {
    margin-top: 1rem;
    min-height: 20px;
    font-size: 0.9rem;
}

.status-area.loading {
    color: var(--accent-color);
}

.status-area.error {
    color: var(--error-color);
}

.status-area.success {
    color: var(--success-color);
}

.result-area {
    margin-top: 1rem;
}

.download-link {
    display: inline-block;
    margin-top: 1rem;
    padding: 0.6rem 1.2rem;
    background-color: var(--secondary-color);
    color: white;
    text-decoration: none;
    border-radius: 4px;
    font-weight: 500;
}

.download-link:hover {
    background-color: #2d8f47;
}

/* Análisis de resultados */
.analysis-details {
    background-color: var(--light-bg);
    border-radius: 6px;
    padding: 1rem;
}

.detail-item {
    margin-bottom: 0.5rem;
}

.detail-item:last-child {
    margin-bottom: 0;
}

.detail-item strong {
    color: var(--primary-color);
}

/* Footer */
footer {
    text-align: center;
    padding: 1.5rem 0;
    margin-top: 2rem;
    color: #777;
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 600px) {
    .container {
        padding: 0 0.8rem;
    }
    
    .card {
        padding: 1.2rem;
    }
    
    input[type="text"],
    input[type="url"] {
        padding: 0.7rem;
    }
    
    .btn {
        padding: 0.7rem 1.2rem;
        width: 100%;
    }
}