:root {
    --primary: #56a845;
    --primary-light: #78c267;
    --primary-dark: #458536;
    --danger: #de003b;
    --danger-light: #e63361;
    --danger-dark: #b2002f;
    --success: #56a845;
    --warning: #ff9e00;
    --bg-color: #f5f3f2;
    --bg-secondary: #ebe9e8;
    --text-color: #4e565d;
    --text-light: #6c757d;
    --text-dark: #2d3748;
    --card-bg: #ffffff;
    --border-color: #d1d5db;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
}

.dark-mode {
    --primary: #67b856;
    --primary-light: #89d178;
    --primary-dark: #459435;
    --danger: #de003b;
    --danger-light: #e63361;
    --danger-dark: #b2002f;
    --success: #67b856;
    --warning: #ff9e00;
    --bg-color: #1a202c;
    --bg-secondary: #2d3748;
    --text-color: #e2e8f0;
    --text-light: #a0aec0;
    --text-dark: #f7fafc;
    --card-bg: #2d3748;
    --border-color: #4a5568;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-color);
    color: var(--text-color);
    min-height: 100vh;
    padding: 20px;
    line-height: 1.6;
    transition: all 0.3s ease;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    background: var(--card-bg);
    border-radius: 16px;
    box-shadow: var(--shadow);
    overflow: hidden;
    border: 1px solid var(--border-color);
    position: relative;
}

/* Header */
.header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 30px 40px;
    position: relative;
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 20px;
}

.header-actions {
    display: flex;
    gap: 12px;
    align-items: center;
}

.theme-btn, .lang-btn, .refresh-btn {
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    padding: 10px 16px;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    font-weight: 500;
}

.theme-btn:hover, .lang-btn:hover, .refresh-btn:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.refresh-btn {
    margin-left: 15px;
    padding: 8px 16px;
    font-size: 0.85rem;
}

.refresh-btn.loading i {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.lang-selector {
    position: relative;
}

.lang-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--card-bg);
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    display: none;
    flex-direction: column;
    min-width: 160px;
    z-index: 1000;
    border: 1px solid var(--border-color);
    margin-top: 5px;
}

.lang-dropdown.show {
    display: flex;
}

.lang-option {
    padding: 12px 20px;
    border: none;
    background: var(--card-bg);
    cursor: pointer;
    text-align: left;
    transition: all 0.3s ease;
    color: var(--text-color);
    border-bottom: 1px solid var(--border-color);
}

.lang-option:last-child {
    border-bottom: none;
}

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

.header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 8px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.header p {
    opacity: 0.95;
    font-size: 1.2rem;
    font-weight: 300;
}

.update-date {
    background: rgba(255, 255, 255, 0.15);
    padding: 10px 20px;
    border-radius: 25px;
    font-size: 0.9rem;
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    gap: 12px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Áreas de Publicidade - CORRIGIDO */
.ad-container {
    padding: 20px 40px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

.ad-sidebar {
    position: fixed;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    width: 160px;
    z-index: 1000;
}

.ad-placeholder {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 25px 20px;
    border-radius: 12px;
    text-align: center;
    font-weight: 600;
    border: 2px solid rgba(255,255,255,0.3);
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.ad-placeholder:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.ad-placeholder.vertical {
    writing-mode: vertical-rl;
    text-orientation: mixed;
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px 15px;
    font-size: 1.1rem;
}

/* Controls */
.controls {
    padding: 30px 40px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    align-items: end;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.filter-group label {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-color);
    display: flex;
    align-items: center;
    gap: 8px;
}

select, input {
    padding: 14px 16px;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    font-size: 1rem;
    background: var(--card-bg);
    color: var(--text-color);
    transition: all 0.3s ease;
    width: 100%;
    font-family: inherit;
}

select:focus, input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 173, 200, 0.1);
}

/* Stats */
.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    padding: 30px 40px;
    background: var(--bg-secondary);
}

.stat-card {
    background: var(--card-bg);
    padding: 25px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    text-align: center;
    border-left: 5px solid var(--primary);
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

.stat-card h3 {
    color: var(--text-color);
    font-size: 1.8rem;
    margin-bottom: 8px;
    font-weight: 700;
}

.stat-card p {
    color: var(--text-light);
    font-size: 0.9rem;
    font-weight: 500;
}

/* Table */
.table-container {
    overflow-x: auto;
    background: var(--card-bg);
    padding: 0 40px;
    margin-right: 180px;
    border-radius: 0 0 16px 16px;
    position: relative;
    z-index: 1;
}

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 800px;
}

thead {
    background: var(--bg-secondary);
    border-bottom: 3px solid var(--border-color);
}

th {
    padding: 18px 20px;
    text-align: left;
    font-weight: 700;
    font-size: 0.85rem;
    color: var(--text-color);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    cursor: pointer;
    user-select: none;
    transition: all 0.3s ease;
    white-space: nowrap;
    border-bottom: 2px solid var(--border-color);
}

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

th i {
    margin-left: 8px;
    font-size: 0.75rem;
    opacity: 0.7;
}

tbody tr {
    border-bottom: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

tbody tr:hover {
    background: var(--bg-secondary);
    transform: scale(1.01);
}

tbody tr.best-deal {
    background: linear-gradient(135deg, rgba(0, 173, 200, 0.1) 0%, rgba(0, 139, 163, 0.15) 100%);
    border-left: 4px solid var(--primary);
}

tbody tr.high-risk {
    background: linear-gradient(135deg, rgba(222, 0, 59, 0.05) 0%, rgba(178, 0, 47, 0.08) 100%);
    border-left: 4px solid var(--danger);
}

td {
    padding: 18px 20px;
    font-size: 0.95rem;
    font-weight: 500;
}

.domain-cell {
    display: flex;
    align-items: center;
    gap: 12px;
}

.domain-name {
    font-weight: 700;
    color: var(--text-color);
    font-family: 'Monaco', 'Consolas', 'Courier New', monospace;
    font-size: 1rem;
}

.copy-btn {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 8px 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--text-light);
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    gap: 4px;
}

.copy-btn:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
    transform: translateY(-1px);
}

.price {
    font-weight: 700;
    font-size: 1.1rem;
}

.price-first {
    color: var(--success);
}

.price-renewal {
    color: var(--danger);
}

.price-difference {
    color: var(--warning);
    font-weight: 700;
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 700;
    white-space: nowrap;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-best {
    background: var(--success);
    color: white;
}

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

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

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

/* Comparison Sites */
.comparison-sites {
    padding: 40px;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    margin-right: 180px;
}

.comparison-sites h3 {
    margin-bottom: 25px;
    color: var(--text-color);
    font-size: 1.3rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
}

.sites-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.site-card {
    background: var(--card-bg);
    padding: 25px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    text-decoration: none;
    color: inherit;
    border: 2px solid transparent;
    display: block;
}

.site-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
    border-color: var(--primary);
    text-decoration: none;
    color: inherit;
}

.site-card h4 {
    color: var(--primary);
    margin-bottom: 12px;
    font-size: 1.1rem;
    font-weight: 700;
}

.site-card p {
    color: var(--text-light);
    font-size: 0.9rem;
    line-height: 1.5;
    margin: 0;
}

/* Increase Badges */
.increase-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 8px;
    font-size: 0.75rem;
    font-weight: 700;
    background: var(--bg-secondary);
    color: var(--text-color);
}

.increase-high {
    background: var(--warning);
    color: white;
}

.increase-very-high {
    background: var(--danger);
    color: white;
}

/* Footer */
.footer {
    background: var(--bg-secondary);
    padding: 50px 40px;
    text-align: center;
    border-top: 1px solid var(--border-color);
    margin-right: 180px;
}

.footer-content {
    max-width: 600px;
    margin: 0 auto;
}

.footer h3 {
    color: var(--text-color);
    margin-bottom: 20px;
    font-size: 1.6rem;
    font-weight: 700;
}

.footer p {
    color: var(--text-light);
    margin-bottom: 30px;
    line-height: 1.7;
    font-size: 1rem;
}

.donate-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 30px;
}

.donate-btn {
    background: var(--primary);
    color: white;
    border: none;
    padding: 14px 28px;
    border-radius: 10px;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s ease;
    font-weight: 600;
    font-size: 0.95rem;
    box-shadow: var(--shadow);
}

.donate-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 173, 200, 0.3);
    color: white;
    text-decoration: none;
}

.donate-btn.pix {
    background: var(--success);
}

.donate-btn.pix:hover {
    background: #008a7a;
    box-shadow: 0 8px 20px rgba(0, 168, 150, 0.3);
}

.made-with-love {
    color: var(--text-light);
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-weight: 500;
}

.heart {
    color: var(--danger);
    animation: heartbeat 2s infinite;
}

@keyframes heartbeat {
    0%, 50%, 100% { 
        transform: scale(1); 
    }
    25%, 75% { 
        transform: scale(1.2); 
    }
}

/* Responsive Design */
@media (max-width: 1200px) {
    .ad-sidebar {
        display: none;
    }
    
    .table-container,
    .comparison-sites,
    .footer {
        margin-right: 0;
    }
}

@media (max-width: 768px) {
    body {
        padding: 10px;
    }
    
    .header {
        padding: 20px;
    }
    
    .header-top {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    .header-actions {
        align-self: center;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .header h1 {
        font-size: 2rem;
    }
    
    .header p {
        font-size: 1rem;
    }
    
    .update-date {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
    
    .controls {
        padding: 20px;
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .stats {
        padding: 20px;
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .table-container {
        padding: 0 20px;
        margin: 0;
    }
    
    th, td {
        padding: 12px 8px;
        font-size: 0.85rem;
    }
    
    .comparison-sites {
        padding: 30px 20px;
        margin: 0;
    }
    
    .sites-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .footer {
        padding: 40px 20px;
        margin: 0;
    }
    
    .donate-buttons {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    
    .donate-btn {
        width: 100%;
        max-width: 250px;
        justify-content: center;
    }
    
    .ad-container {
        padding: 15px 20px;
    }
}

@media (max-width: 480px) {
    .header h1 {
        font-size: 1.8rem;
    }
    
    .theme-btn, .lang-btn, .refresh-btn {
        padding: 8px 12px;
        font-size: 0.8rem;
    }
    
    .stat-card {
        padding: 20px;
    }
    
    .stat-card h3 {
        font-size: 1.5rem;
    }
}

/* Tooltip */
.tooltip {
    position: relative;
    display: inline-block;
}

.tooltip .tooltiptext {
    visibility: hidden;
    width: 180px;
    background: var(--text-dark);
    color: var(--bg-color);
    text-align: center;
    border-radius: 8px;
    padding: 10px;
    position: absolute;
    z-index: 1000;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0;
    transition: opacity 0.3s;
    font-size: 0.8rem;
    font-weight: 500;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.tooltip:hover .tooltiptext {
    visibility: visible;
    opacity: 1;
}

/* Loading States */
.loading {
    position: relative;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Smooth transitions for theme changes */
* {
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

/* ... estilos existentes ... */

/* Menu Navigation */
.main-nav {
    display: flex;
    gap: 20px;
}

.nav-link {
    color: white;
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 6px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 6px;
}

.nav-link:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Footer Navigation */
.footer-nav {
    display: flex;
    gap: 25px;
    justify-content: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.footer-nav a {
    color: var(--text-light);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-nav a:hover {
    color: var(--primary);
}

/* WHOIS Page Styles */
.whois-page {
    padding: 40px;
}

.whois-header {
    text-align: center;
    margin-bottom: 40px;
}

.whois-header h2 {
    color: var(--primary);
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.whois-search-container {
    max-width: 600px;
    margin: 0 auto 40px;
}

.search-box {
    display: flex;
    gap: 15px;
    margin-bottom: 30px;
}

.whois-input {
    flex: 1;
    padding: 15px 20px;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    font-size: 1.1rem;
}

.whois-search-btn {
    background: var(--primary);
    color: white;
    border: none;
    padding: 15px 30px;
    border-radius: 10px;
    cursor: pointer;
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

.whois-search-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.whois-results {
    min-height: 100px;
}

.whois-card {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    border-left: 4px solid var(--primary);
}

.whois-details {
    display: grid;
    gap: 15px;
}

.whois-field {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
}

.whois-field label {
    font-weight: 600;
    color: var(--text-color);
}

.whois-field span {
    color: var(--text-light);
}

.available {
    color: var(--success);
    font-weight: 600;
}

.taken {
    color: var(--danger);
    font-weight: 600;
}

.loading {
    text-align: center;
    padding: 40px;
    color: var(--text-light);
}

.error {
    color: var(--danger);
    text-align: center;
    padding: 20px;
}

.whois-info {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
    color: var(--text-light);
}