/* assets/css/style.css */
:root {
    --primary-color: #1a237e; /* Azul Añil */
    --secondary-color: #cd7f32; /* Bronce */
    --bg-color: #ffffff; /* Blanco puro */
    --card-bg: #ffffff;
    --text-color: #333333;
    --text-muted: #666666;
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
}

/* Utilities */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.text-center { text-align: center; }
.mt-2 { margin-top: 1rem; }
.mb-2 { margin-bottom: 1rem; }

/* Buttons */
.btn {
    display: inline-block;
    padding: 10px 24px;
    border: none;
    border-radius: 8px;
    background-color: var(--secondary-color); /* Bronce para puntos clave */
    color: white;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: var(--transition);
    box-shadow: 0 4px 6px rgba(205, 127, 50, 0.2);
}

.btn:hover {
    background-color: #b87333; /* Bronce oscuro */
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(205, 127, 50, 0.3);
}

/* Landing Page */
.landing-header {
    background: linear-gradient(135deg, var(--primary-color), #283593); /* Azul sólido y elegante */
    color: white;
    padding: 60px 20px;
    text-align: center;
    border-bottom-left-radius: 30px;
    border-bottom-right-radius: 30px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.landing-header h1 {
    font-size: 2.5rem;
    margin-bottom: 15px;
    font-weight: 800;
}

.landing-header p {
    font-size: 1.2rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto 30px;
}

.logos-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 40px;
    margin-top: 40px;
    flex-wrap: wrap;
}

.logo-item {
    background: white;
    padding: 20px;
    border-radius: 16px;
    box-shadow: 0 8px 16px rgba(0,0,0,0.08);
    transition: var(--transition);
}

.logo-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 24px rgba(0,0,0,0.12);
}

.logo-item img {
    max-height: 80px;
    width: auto;
    object-fit: contain;
}

/* Authentication Box (Glassmorphism) */
.auth-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #ffffff 0%, #e8eaf6 100%); /* Blanco a azul claro */
    padding: 20px;
}

.auth-card {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 40px;
    border-radius: 20px;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
    text-align: center;
}

.auth-card h2 {
    color: var(--primary-color);
    margin-bottom: 20px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-color);
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
    transition: var(--transition);
    background: rgba(255,255,255,0.9);
}

input[type="text"], textarea {
    text-transform: uppercase;
}

.form-control:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 3px rgba(205, 127, 50, 0.2);
}

.alert {
    padding: 12px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 0.9rem;
}

.alert-danger {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Tablas Responsivas */
.table-responsive {
    width: 100%;
    max-width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    display: block;
}

table {
    width: 100%;
    max-width: 100%;
    white-space: nowrap;
    border-collapse: collapse;
}

/* Ensure cards don't break viewport */
.logo-item {
    max-width: 100%;
    overflow-x: hidden;
}