/* ========== VARIABLES COMPARTIDAS ========== */
:root {
    /* Brand Colors */
    --primary-color: rgb(35, 25, 48);
    --secondary-color: #28149b;
    --accent-color: #cf860f;

    /* UI Colors */
    --bg-gradient-start: #f8f9fa;
    --bg-gradient-end: #e9ecef;
    --card-bg: #ffffff;
    --text-primary: #212529;
    --text-secondary: #495057;
    --text-muted: #6c757d;

    /* Button Colors */
    --btn-primary: var(--primary-color);
    --btn-hover: #cf860f;
    --btn-active: #190F26;

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.1);
    --shadow-inset: inset 0 2px 4px rgba(0, 0, 0, 0.05);

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ========== BASE STYLES ========== */
body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    margin: 0;
    font-family: 'Poppins', 'Helvetica Neue', Arial, sans-serif;
    color: var(--text-primary);
    background: linear-gradient(135deg, var(--bg-gradient-start), var(--bg-gradient-end));
    background-attachment: fixed;
}

.page-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.content-wrapper {
    flex: 1;
    padding: var(--spacing-lg) 0;
    position: relative;
}

/* Add a subtle pattern overlay */
.content-wrapper::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23a53053' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
    z-index: -1;
}

/* ========== TYPOGRAPHY ========== */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    /* color: var(--primary-color); */
    margin-bottom: var(--spacing-md);
}

/* ========== ANIMATIONS ========== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.5s ease-out forwards;
}

/* ========== SWEETALERT CUSTOMIZATION ========== */
.swal2-popup {
    border-radius: var(--radius-lg) !important;
    padding: 2em !important;
}

.swal2-title {
    color: var(--primary-color) !important;
}

.swal2-confirm {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color)) !important;
    border-radius: var(--radius-md) !important;
}

/* ========== UTILITIES ========== */
.cursor-pointer {
    cursor: pointer;
}

.shadow-hover {
    transition: box-shadow var(--transition-normal), transform var(--transition-normal);
}

.shadow-hover:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-3px);
}

/* Loading Overlay */
#loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(107, 1, 51, 0.9);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

#loading-overlay .spinner-border {
    width: 3rem;
    height: 3rem;
}

/* ========== WELCOME PAGE STYLES ========== */
.welcome-container {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-lg);
}

.welcome-container h1 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: var(--spacing-xl);
    position: relative;
    padding-bottom: var(--spacing-md);
}

.welcome-container h1::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

.welcome-container h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
}

.welcome-container p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

/* Welcome QR Generator Form */
.welcome-form {
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
}

.welcome-form form {
    background: var(--card-bg);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.welcome-form form:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 20px rgba(0, 0, 0, 0.15);
}

/* Decorative element */
.welcome-form form::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color), var(--accent-color));
}

/* Welcome QR Code Display */
.welcome-qr-result {
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    max-width: 500px;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
    transition: transform var(--transition-normal);
}

.welcome-qr-result::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--accent-color), var(--secondary-color), var(--primary-color));
}

.welcome-qr-result:hover {
    transform: translateY(-5px);
}

.welcome-qr-code {
    display: inline-block;
    padding: var(--spacing-md);
    background: white;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
}

.welcome-qr-code:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

.welcome-qr-code::after {
    content: 'Click para copiar';
    position: absolute;
    bottom: -30px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 5px 10px;
    border-radius: 4px;
    font-size: 0.8rem;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.welcome-qr-code:hover::after {
    opacity: 1;
}

.welcome-qr-code svg {
    display: block;
    max-width: 200px;
    height: auto;
}

/* QR Code animation */
@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(165, 48, 83, 0.4);
    }

    70% {
        box-shadow: 0 0 0 10px rgba(165, 48, 83, 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(165, 48, 83, 0);
    }
}

.welcome-qr-code:active {
    animation: pulse 0.5s;
}

/* Button Styling */
.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    font-weight: 500;
    padding: 0.5rem 1rem;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background-color: var(--btn-hover);
    border-color: var(--btn-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.btn-primary:active {
    transform: translateY(0);
}

/* ========== RESPONSIVE STYLES ========== */
@media (max-width: 768px) {
    .welcome-container h1 {
        font-size: 2rem;
    }

    .welcome-form form {
        padding: var(--spacing-lg);
    }

    .welcome-qr-code svg {
        max-width: 180px;
    }
}

@media (max-width: 576px) {
    .welcome-container h1 {
        font-size: 1.75rem;
    }

    .welcome-form form {
        padding: var(--spacing-md);
    }

    .welcome-qr-code svg {
        max-width: 150px;
    }
}