/**
 * CIRCULARLINKS.COM - Custom Styles
 * Paleta de colores verde/violeta
 */

:root {
    /* Paleta principal */
    --screamin-green: #A1FF85;
    --light-green: #97E392;
    --celadon: #8DC69F;
    --cadet-gray: #83AAAC;
    --glaucous: #798EB9;
    --medium-slate-blue: #6F71C6;
    --slate-blue: #6555D3;
    --palatinate-blue: #5B39E0;
    --blue-primary: #511CED;
    --blue-intense: #4700FA;
    
    /* Grises */
    --gray-50: #F7FAFC;
    --gray-100: #EDF2F7;
    --gray-200: #E2E8F0;
    --gray-300: #CBD5E0;
    --gray-600: #4A5568;
    --gray-900: #1A202C;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--gray-900);
    background: white;
}

/* Smooth scroll */
html {
    scroll-behavior: smooth;
}

/* Links */
a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

/* Buttons base */
button, .btn {
    cursor: pointer;
    border: none;
    outline: none;
    transition: all 0.3s ease;
}

/* Animaciones suaves */
.fade-in {
    animation: fadeIn 0.6s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Hover effects */
.hover-lift:hover {
    transform: translateY(-4px);
    transition: transform 0.3s ease;
}

/* Gradientes personalizados */
.gradient-green-violet {
    background: linear-gradient(135deg, var(--screamin-green) 0%, var(--slate-blue) 50%, var(--blue-primary) 100%);
}

.gradient-violet {
    background: linear-gradient(135deg, var(--slate-blue) 0%, var(--blue-primary) 100%);
}

/* Glass morphism effect */
.glass {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Card styles */
.card {
    background: white;
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.card:hover {
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
    transform: translateY(-4px);
}

/* Stats counter animation */
.counter {
    font-variant-numeric: tabular-nums;
}

/* Form styles */
input[type="text"],
input[type="email"],
input[type="password"],
input[type="tel"],
input[type="number"],
textarea,
select {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--gray-200);
    border-radius: 8px;
    font-size: 16px;
    transition: all 0.3s ease;
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--slate-blue);
    box-shadow: 0 0 0 3px rgba(101, 85, 211, 0.1);
}

label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--gray-900);
}

/* Alert messages */
.alert {
    padding: 16px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.alert-success {
    background: #D4EDDA;
    color: #155724;
    border: 1px solid #C3E6CB;
}

.alert-error {
    background: #F8D7DA;
    color: #721C24;
    border: 1px solid #F5C6CB;
}

.alert-info {
    background: #D1ECF1;
    color: #0C5460;
    border: 1px solid #BEE5EB;
}

/* Loading spinner */
.spinner {
    border: 3px solid var(--gray-200);
    border-top: 3px solid var(--slate-blue);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
}

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

/* Badge */
.badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

.badge-success {
    background: var(--screamin-green);
    color: var(--gray-900);
}

.badge-warning {
    background: #FFA500;
    color: white;
}

/* Table styles */
table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid var(--gray-200);
}

th {
    background: var(--gray-50);
    font-weight: 600;
    color: var(--gray-900);
}

tr:hover {
    background: var(--gray-50);
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-content {
    background: white;
    padding: 32px;
    border-radius: 16px;
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
}

/* Progress bar */
.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--gray-200);
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--screamin-green), var(--slate-blue));
    transition: width 0.3s ease;
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding-left: 16px;
        padding-right: 16px;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
}

/* Print styles */
@media print {
    header, footer, .no-print {
        display: none;
    }
}

/* Accessibility */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Focus visible for keyboard navigation */
*:focus-visible {
    outline: 2px solid var(--slate-blue);
    outline-offset: 2px;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--slate-blue);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--blue-primary);
}