/* CSS Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color-primary: #E4C1F9;
    --color-secondary: #F6DFEB;
    --color-accent: #D0F4DE;
    --color-warning: #FCF6BD;
    --color-danger: #FFB7C5;
    --color-dark: #1a1a2e;
    --color-darker: #16213e;
    --color-light: #ffffff;
    --color-text: #333333;
    --color-text-light: #666666;
    --color-border: rgba(228, 193, 249, 0.3);
    --color-shadow: rgba(228, 193, 249, 0.2);
    
    --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-size-base: 16px;
    --font-size-small: 14px;
    --font-size-large: 18px;
    --font-size-xl: 24px;
    --font-size-xxl: 32px;
    
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-xxl: 48px;
    
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-text);
    background: linear-gradient(135deg, var(--color-darker) 0%, var(--color-dark) 100%);
    min-height: 100vh;
    position: relative;
}

/* Cyberpunk Background Effects */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 80%, var(--color-primary) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, var(--color-accent) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, var(--color-secondary) 0%, transparent 50%);
    opacity: 0.1;
    z-index: -1;
    animation: pulse 4s ease-in-out infinite alternate;
}

@keyframes pulse {
    0% { opacity: 0.1; }
    100% { opacity: 0.2; }
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-lg);
    min-height: calc(100vh - 80px);
}

/* Header */
.header {
    text-align: center;
    margin-bottom: var(--spacing-xxl);
    padding: var(--spacing-xl);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--color-border);
    backdrop-filter: blur(10px);
}

.header__title {
    font-size: var(--font-size-xxl);
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    text-shadow: 0 0 20px rgba(228, 193, 249, 0.5);
}

.header__subtitle {
    font-size: var(--font-size-large);
    color: var(--color-secondary);
    opacity: 0.9;
}

.header__note {
    font-size: var(--font-size-small);
    color: var(--color-warning);
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(252, 246, 189, 0.1);
    border-radius: var(--border-radius);
    border: 1px solid rgba(252, 246, 189, 0.3);
    display: inline-block;
}

/* Sections */
.section__title {
    font-size: var(--font-size-xl);
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-border);
    text-shadow: 0 0 10px rgba(228, 193, 249, 0.3);
}

.subsection__title {
    font-size: var(--font-size-large);
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
}

/* Input Section */
.input-section {
    background: rgba(255, 255, 255, 0.05);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--color-border);
    margin-bottom: var(--spacing-xl);
    backdrop-filter: blur(5px);
}

.input-methods {
    display: grid;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.input-method {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.input__label {
    font-weight: 600;
    color: var(--color-secondary);
    font-size: var(--font-size-base);
}

.input__textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius);
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-light);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    resize: vertical;
    transition: var(--transition);
    backdrop-filter: blur(5px);
}

.input__textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(228, 193, 249, 0.2);
}

.input__textarea::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

/* File Input */
.file-input-wrapper {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.input__file {
    display: none;
}

.file-name {
    color: var(--color-accent);
    font-size: var(--font-size-small);
    font-style: italic;
}

/* Info Note */
.info-note {
    background: rgba(252, 246, 189, 0.1);
    border: 1px solid rgba(252, 246, 189, 0.3);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    color: var(--color-warning);
    font-size: var(--font-size-small);
}

.info-note strong {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-base);
}

.info-note ul {
    list-style: none;
    padding-left: var(--spacing-md);
}

.info-note li {
    margin-bottom: var(--spacing-xs);
}

/* Warning Note */
.warning-note {
    background: rgba(255, 0, 0, 0.1);
    border: 1px solid rgba(255, 100, 100, 0.5);
    color: #ff6b6b;
    padding: 1rem;
    border-radius: 0.5rem;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    animation: pulse-border 2s infinite;
}

.warning-note strong {
    color: #ff4444;
    font-weight: 700;
    display: block;
}

.warning-note ul {
    margin: 0.5rem 0 0 1.5rem;
}

.warning-note li {
    margin-bottom: var(--spacing-xs);
}

@keyframes pulse-border {
    0% { border-color: rgba(255, 100, 100, 0.5); }
    50% { border-color: rgba(255, 100, 100, 0.8); }
    100% { border-color: rgba(255, 100, 100, 0.5); }
}

/* Modal Overlay */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    padding: var(--spacing-lg);
    animation: fadeIn 0.3s ease;
}

.modal-content {
    background: var(--color-dark);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    max-width: 800px;
    max-height: 90vh;
    overflow-y: auto;
    animation: slideUp 0.3s ease;
}

.modal-title {
    color: var(--color-primary);
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
    text-align: center;
}

.modal-subtitle {
    color: var(--color-secondary);
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.modal-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    margin-top: var(--spacing-lg);
}

.modal-note {
    text-align: center;
    color: var(--color-text-light);
    margin-top: var(--spacing-md);
    font-size: var(--font-size-small);
}

/* Premium Domains Modal */
.premium-domains-modal {
    max-width: 900px;
}

.premium-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.premium-domains-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-md);
    max-height: 400px;
    overflow-y: auto;
    padding: var(--spacing-sm);
}

.premium-domain-card {
    background: rgba(228, 193, 249, 0.1);
    border: 1px solid var(--color-primary);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    transition: var(--transition);
}

.premium-domain-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(228, 193, 249, 0.3);
    background: rgba(228, 193, 249, 0.15);
}

.premium-domain-name {
    font-size: var(--font-size-large);
    font-weight: 700;
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
}

.premium-domain-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xs);
}

.premium-domain-type {
    font-size: var(--font-size-small);
    color: var(--color-secondary);
}

.premium-domain-value {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-warning);
}

.premium-domain-stats {
    display: flex;
    justify-content: space-between;
    font-size: var(--font-size-small);
    color: var(--color-text-light);
    opacity: 0.8;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

/* Extension Options */
.extension-options {
    margin-bottom: var(--spacing-xl);
}

.checkbox-group {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    color: var(--color-secondary);
    font-weight: 500;
    transition: var(--transition);
}

.checkbox-label:hover {
    color: var(--color-primary);
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkbox-custom {
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-border);
    border-radius: 4px;
    position: relative;
    transition: var(--transition);
    background: rgba(255, 255, 255, 0.1);
}

.checkbox-label input[type="checkbox"]:checked + .checkbox-custom {
    background: var(--color-primary);
    border-color: var(--color-primary);
}

.checkbox-label input[type="checkbox"]:checked + .checkbox-custom::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--color-dark);
    font-weight: bold;
    font-size: 12px;
}

/* Buttons */
.action-buttons {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    border-radius: var(--border-radius);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn--primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: var(--color-dark);
    box-shadow: 0 4px 15px rgba(228, 193, 249, 0.3);
}

.btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(228, 193, 249, 0.4);
}

.btn--secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-light);
    border: 1px solid var(--color-border);
    backdrop-filter: blur(5px);
}

.btn--secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: var(--color-primary);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

.btn__icon {
    font-size: var(--font-size-large);
}

/* Progress Section */
.progress-section {
    background: rgba(255, 255, 255, 0.05);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--color-border);
    margin-bottom: var(--spacing-xl);
    backdrop-filter: blur(5px);
}

.progress-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.progress-stats {
    font-size: var(--font-size-large);
    color: var(--color-primary);
    font-weight: 600;
}

.progress-percentage {
    color: var(--color-secondary);
    font-size: var(--font-size-base);
    margin-left: var(--spacing-sm);
}

.progress-controls {
    display: flex;
    gap: var(--spacing-sm);
}

.btn--small {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-small);
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: var(--spacing-md);
}

.progress-bar__fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    width: 0%;
    transition: width 0.3s ease;
    position: relative;
}

.progress-bar__fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.progress-text {
    color: var(--color-secondary);
    text-align: center;
    font-weight: 500;
}

.progress-details {
    text-align: center;
    margin-top: var(--spacing-sm);
    color: var(--color-text-light);
    opacity: 0.8;
}

.progress-details small {
    font-size: var(--font-size-small);
}

/* Results Section */
.results-section {
    background: rgba(255, 255, 255, 0.05);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--color-border);
    backdrop-filter: blur(5px);
}

.results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.results-actions {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.results-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.stat-card {
    background: rgba(255, 255, 255, 0.1);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    border: 1px solid var(--color-border);
    text-align: center;
}

.stat-card__number {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-primary);
    display: block;
}

.stat-card__label {
    font-size: var(--font-size-small);
    color: var(--color-secondary);
    margin-top: var(--spacing-xs);
}

/* Results Table */
.results-table-wrapper {
    overflow-x: auto;
    border-radius: var(--border-radius);
    border: 1px solid var(--color-border);
}

/* Filters Section */
.filters-section {
    background: rgba(255, 255, 255, 0.05);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    border: 1px solid var(--color-border);
    margin-bottom: var(--spacing-lg);
}

.filters-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.filter-label {
    font-weight: 600;
    color: var(--color-secondary);
    font-size: var(--font-size-small);
}

.filter-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.filter-separator {
    color: var(--color-text-light);
    font-size: var(--font-size-small);
}

.filter-input {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-light);
    font-size: var(--font-size-small);
    width: 80px;
    transition: var(--transition);
}

.filter-input--wide {
    width: 100%;
}

.filter-input:focus,
.filter-select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(228, 193, 249, 0.2);
}

.filter-select {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-light);
    font-size: var(--font-size-small);
    width: 100%;
    transition: var(--transition);
    cursor: pointer;
}

.filter-select option {
    background: var(--color-dark);
    color: var(--color-light);
}

.filter-checkboxes {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.filter-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.filter-results-count {
    color: var(--color-accent);
    font-size: var(--font-size-small);
    font-weight: 600;
}

.results-table {
    width: 100%;
    border-collapse: collapse;
    background: rgba(255, 255, 255, 0.05);
}

.results-table th,
.results-table td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

.results-table th {
    background: rgba(228, 193, 249, 0.1);
    color: var(--color-primary);
    font-weight: 600;
    position: sticky;
    top: 0;
    z-index: 10;
}

.results-table td {
    color: var(--color-light);
}

.results-table tbody tr:hover {
    background: rgba(255, 255, 255, 0.05);
}

/* Status Indicators */
.status {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 12px;
    font-size: var(--font-size-small);
    font-weight: 600;
}

.status--available {
    background: rgba(208, 244, 222, 0.2);
    color: var(--color-accent);
    border: 1px solid var(--color-accent);
}

.status--unavailable {
    background: rgba(255, 183, 197, 0.2);
    color: var(--color-danger);
    border: 1px solid var(--color-danger);
}

.status--checking {
    background: rgba(252, 246, 189, 0.2);
    color: var(--color-warning);
    border: 1px solid var(--color-warning);
    animation: pulse-status 2s infinite;
}

.status--error {
    background: rgba(255, 183, 197, 0.3);
    color: #ff6b6b;
    border: 1px solid #ff6b6b;
}

.status--invalid {
    background: rgba(200, 200, 200, 0.2);
    color: #999;
    border: 1px solid #999;
}

.status--liberation {
    background: rgba(252, 246, 189, 0.3);
    color: #ffa500;
    border: 1px solid #ffa500;
}

@keyframes pulse-status {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.error-message {
    color: var(--color-danger);
    font-style: italic;
    opacity: 0.8;
    display: block;
    margin-top: 4px;
}

.alternatives {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.alternative-domain {
    background: rgba(228, 193, 249, 0.1);
    color: var(--color-primary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 4px;
    font-size: var(--font-size-small);
    border: 1px solid var(--color-border);
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.toast {
    background: rgba(255, 255, 255, 0.95);
    color: var(--color-text);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    border-left: 4px solid var(--color-primary);
    backdrop-filter: blur(10px);
    transform: translateX(100%);
    animation: slideIn 0.3s ease forwards;
    max-width: 300px;
}

.toast--success {
    border-left-color: var(--color-accent);
}

.toast--error {
    border-left-color: var(--color-danger);
}

.toast--warning {
    border-left-color: var(--color-warning);
}

@keyframes slideIn {
    to { transform: translateX(0); }
}

@keyframes slideOut {
    to { transform: translateX(100%); }
}

/* Footer */
.footer {
    background: rgba(0, 0, 0, 0.3);
    padding: var(--spacing-lg);
    text-align: center;
    border-top: 1px solid var(--color-border);
    margin-top: var(--spacing-xxl);
}

.footer p {
    color: var(--color-secondary);
    font-size: var(--font-size-small);
}

.footer a {
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition);
}

.footer a:hover {
    color: var(--color-accent);
    text-shadow: 0 0 10px rgba(208, 244, 222, 0.5);
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: var(--spacing-md);
    }
    
    .header {
        padding: var(--spacing-lg);
    }
    
    .header__title {
        font-size: var(--font-size-xl);
    }
    
    .input-section,
    .progress-section,
    .results-section {
        padding: var(--spacing-lg);
    }
    
    .results-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .results-actions {
        width: 100%;
    }
    
    .action-buttons {
        flex-direction: column;
    }
    
    .checkbox-group {
        grid-template-columns: 1fr;
    }
    
    .toast-container {
        left: var(--spacing-md);
        right: var(--spacing-md);
    }
    
    .toast {
        width: 100%;
    }
    
    .filters-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .filter-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .filter-actions .btn {
        width: 100%;
    }
    
    .filter-results-count {
        text-align: center;
        width: 100%;
        margin-top: var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    .header__title {
        font-size: var(--font-size-large);
    }
    
    .section__title {
        font-size: var(--font-size-large);
    }
    
    .btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-small);
    }
    
    .results-table th,
    .results-table td {
        padding: var(--spacing-sm);
        font-size: var(--font-size-small);
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus Styles */
.btn:focus,
.input__textarea:focus,
.checkbox-label:focus-within {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --color-border: rgba(255, 255, 255, 0.8);
        --color-text: #ffffff;
    }
}