/* CSS Variables - Grok-inspired dark theme */
:root {
    --bg-primary: #0a0a0a;
    --bg-secondary: #141414;
    --bg-tertiary: #1f1f1f;
    --bg-hover: #2a2a2a;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --text-muted: #666666;
    --accent: #3b82f6;
    --accent-hover: #2563eb;
    --accent-muted: rgba(59, 130, 246, 0.2);
    --success: #22c55e;
    --success-muted: rgba(34, 197, 94, 0.15);
    --error: #ef4444;
    --error-muted: rgba(239, 68, 68, 0.15);
    --warning: #f59e0b;
    --border-color: #2a2a2a;
    --border-light: #333333;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

/* Reset */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Base */
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.5;
}

/* Container */
.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 40px 20px;
    min-height: 100vh;
}

/* Header */
header {
    text-align: center;
    margin-bottom: 48px;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 8px;
}

.logo-icon {
    font-size: 2rem;
}

header h1 {
    font-size: 2rem;
    font-weight: 600;
    letter-spacing: -0.02em;
}

.subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* Sections */
section {
    animation: fadeIn 0.3s ease;
}

section.hidden {
    display: none;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.section-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.section-header h2 {
    font-size: 1.25rem;
    font-weight: 500;
}

.back-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 0.9rem;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    transition: all 0.2s;
}

.back-btn:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

/* Input Group */
.input-group {
    display: flex;
    align-items: center;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 16px 20px;
    margin-bottom: 24px;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.input-group:focus-within {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-muted);
}

.input-icon {
    font-size: 1.25rem;
    margin-right: 12px;
    opacity: 0.6;
}

.input-group input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 1.1rem;
    outline: none;
    width: 100%;
}

.input-group input::placeholder {
    color: var(--text-muted);
}

/* Options Row */
.options-row {
    display: flex;
    align-items: center;
    gap: 12px;
    justify-content: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.options-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.tld-btn {
    padding: 10px 20px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 500;
    transition: all 0.2s;
}

.tld-btn:hover {
    border-color: var(--accent);
    color: var(--text-primary);
}

.tld-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
}

/* Toggle Switch */
.toggle-row {
    display: flex;
    justify-content: center;
    margin-bottom: 24px;
}

.toggle {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    user-select: none;
}

.toggle input {
    display: none;
}

.slider {
    width: 44px;
    height: 24px;
    background: var(--bg-tertiary);
    border-radius: 12px;
    position: relative;
    transition: background 0.2s;
    flex-shrink: 0;
}

.slider::after {
    content: '';
    position: absolute;
    width: 18px;
    height: 18px;
    background: white;
    border-radius: 50%;
    top: 3px;
    left: 3px;
    transition: transform 0.2s;
}

.toggle input:checked + .slider {
    background: var(--accent);
}

.toggle input:checked + .slider::after {
    transform: translateX(20px);
}

.toggle-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Buttons */
.primary-btn {
    width: 100%;
    padding: 16px 24px;
    background: var(--accent);
    border: none;
    border-radius: var(--radius);
    color: white;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s, transform 0.1s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.primary-btn:hover:not(:disabled) {
    background: var(--accent-hover);
}

.primary-btn:active:not(:disabled) {
    transform: scale(0.98);
}

.primary-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.secondary-btn {
    padding: 12px 24px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.2s;
    margin-top: 16px;
}

.secondary-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.btn-loading {
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-loading.hidden, .btn-text.hidden {
    display: none;
}

/* Spinner */
.spinner {
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* Word Lists */
.word-lists {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 24px;
}

.word-column {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 20px;
}

.word-column h3 {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.word-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.word-tag {
    padding: 6px 12px;
    background: var(--bg-tertiary);
    border-radius: 6px;
    font-size: 0.9rem;
    color: var(--text-primary);
}

.info-text {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 24px;
    font-size: 0.95rem;
}

/* Progress */
.progress-container {
    background: var(--bg-secondary);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 24px;
}

.progress-bar {
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 12px;
}

.progress-fill {
    height: 100%;
    width: 0%;
    background: var(--accent);
    border-radius: 4px;
    transition: width 0.3s ease;
}

.progress-text {
    text-align: center;
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.progress-stats {
    display: flex;
    gap: 24px;
    justify-content: center;
    flex-wrap: wrap;
}

.stat {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.stat strong {
    color: var(--text-primary);
}

.stat.available strong {
    color: var(--success);
}

.stat.taken strong {
    color: var(--error);
}

.stat.errors strong {
    color: var(--warning);
}

/* Results Panel */
.results-panel {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 16px;
}

.results-panel h3 {
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.results-panel h3 span {
    color: var(--text-secondary);
    font-weight: 400;
}

/* Domain List */
.domain-list {
    max-height: 400px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.domain-list:empty::after {
    content: 'Domains will appear here...';
    color: var(--text-muted);
    font-style: italic;
    padding: 20px;
    text-align: center;
}

.domain-item {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: space-between;
    animation: slideIn 0.3s ease;
    background: var(--success-muted);
    border: 1px solid rgba(34, 197, 94, 0.2);
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-10px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.domain-name {
    font-family: 'SF Mono', Monaco, 'Cascadia Code', monospace;
    font-size: 0.95rem;
}

.status-badge {
    font-size: 0.75rem;
    padding: 4px 8px;
    border-radius: 4px;
    background: var(--success);
    color: white;
    font-weight: 500;
}

/* Selectable Domain List */
.domain-list.selectable .domain-item {
    cursor: pointer;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    transition: all 0.2s;
}

.domain-list.selectable .domain-item:hover {
    background: var(--bg-hover);
    border-color: var(--accent);
}

.domain-list.selectable .domain-item.selected {
    background: var(--accent-muted);
    border-color: var(--accent);
}

.domain-item .checkbox {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-light);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.domain-item.selected .checkbox {
    background: var(--accent);
    border-color: var(--accent);
}

.domain-item.selected .checkbox::after {
    content: '✓';
    color: white;
    font-size: 12px;
    font-weight: bold;
}

/* Results Summary */
.results-summary {
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    padding: 16px 20px;
    margin-bottom: 20px;
    display: flex;
    gap: 24px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Select Actions */
.select-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.action-btn {
    padding: 8px 16px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.2s;
}

.action-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.selection-count {
    margin-left: auto;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Export Actions */
.export-actions {
    display: flex;
    gap: 12px;
    margin-top: 24px;
}

.export-btn {
    flex: 1;
    padding: 14px 20px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.export-btn:hover:not(:disabled) {
    background: var(--bg-hover);
    border-color: var(--accent);
}

.export-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* Error Toast */
.error-toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--error);
    color: white;
    padding: 12px 20px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: var(--shadow);
    z-index: 1000;
    animation: slideUp 0.3s ease;
}

.error-toast.hidden {
    display: none;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

.toast-close {
    background: none;
    border: none;
    color: white;
    font-size: 1.25rem;
    cursor: pointer;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.toast-close:hover {
    opacity: 1;
}

/* Responsive */
@media (max-width: 600px) {
    .container {
        padding: 24px 16px;
    }

    header h1 {
        font-size: 1.5rem;
    }

    .word-lists {
        grid-template-columns: 1fr;
    }

    .progress-stats {
        flex-direction: column;
        gap: 8px;
        align-items: center;
    }

    .export-actions {
        flex-direction: column;
    }

    .select-actions {
        flex-wrap: wrap;
    }

    .selection-count {
        width: 100%;
        text-align: center;
        margin-left: 0;
        margin-top: 8px;
    }
}

/* Scrollbar */
.domain-list::-webkit-scrollbar {
    width: 8px;
}

.domain-list::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
    border-radius: 4px;
}

.domain-list::-webkit-scrollbar-thumb {
    background: var(--border-light);
    border-radius: 4px;
}

.domain-list::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Terminal Log */
.terminal-log {
    background: #050505;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    height: 300px;
    overflow-y: auto;
    font-family: 'SF Mono', Monaco, 'Cascadia Code', monospace;
    font-size: 12px;
    padding: 16px;
    margin-bottom: 16px;
}

.terminal-log::-webkit-scrollbar {
    width: 8px;
}

.terminal-log::-webkit-scrollbar-track {
    background: #111;
}

.terminal-log::-webkit-scrollbar-thumb {
    background: #333;
    border-radius: 4px;
}

.log-entry {
    padding: 3px 0;
    display: flex;
    align-items: center;
    gap: 8px;
    animation: logFadeIn 0.15s ease-in;
}

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

.log-entry.available {
    color: var(--success);
}

.log-entry.taken {
    color: #555;
}

.log-entry.error {
    color: var(--warning);
}

.log-timestamp {
    color: #444;
    font-size: 11px;
}

.log-icon {
    width: 14px;
    text-align: center;
}

.log-domain {
    flex: 1;
}

.log-score {
    color: var(--accent);
    font-size: 11px;
}

/* Pagination */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin: 16px 0;
}

.page-btn {
    padding: 8px 16px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.2s;
}

.page-btn:hover:not(:disabled) {
    background: var(--bg-hover);
    color: var(--text-primary);
    border-color: var(--accent);
}

.page-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.page-info {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Domain Score Badge */
.domain-score {
    font-size: 0.75rem;
    padding: 4px 8px;
    border-radius: 4px;
    background: var(--accent-muted);
    color: var(--accent);
    font-weight: 600;
    font-family: 'SF Mono', Monaco, monospace;
}

.domain-score.high {
    background: var(--success-muted);
    color: var(--success);
}

.domain-score.medium {
    background: var(--accent-muted);
    color: var(--accent);
}

.domain-score.low {
    background: var(--bg-hover);
    color: var(--text-secondary);
}

/* Word Score (inline in word tags) */
.word-score {
    font-size: 0.65rem;
    padding: 2px 5px;
    border-radius: 3px;
    margin-left: 4px;
    font-weight: 600;
    font-family: 'SF Mono', Monaco, monospace;
}

.word-score.high {
    background: var(--success-muted);
    color: var(--success);
}

.word-score.medium {
    background: var(--accent-muted);
    color: var(--accent);
}

.word-score.low {
    background: var(--bg-hover);
    color: var(--text-secondary);
}

/* Word Tag with Score */
.word-tag {
    display: flex;
    align-items: center;
    gap: 6px;
}

.word-tag .tag-score {
    font-size: 0.75rem;
    color: var(--accent);
    opacity: 0.8;
}

/* Domain Item with CTA */
.domain-item {
    display: flex;
    align-items: center;
    gap: 12px;
}

.domain-info {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 12px;
}

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

.cta-price {
    font-weight: 600;
    color: var(--success);
    font-size: 0.9rem;
    white-space: nowrap;
}

.cta-btn {
    padding: 8px 16px;
    font-size: 0.85rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
}

.cta-btn.btn-primary {
    background: var(--accent);
    color: white;
}

.cta-btn.btn-primary:hover {
    background: var(--accent-hover);
}

.cta-btn.btn-accent {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: white;
}

.cta-btn.btn-accent:hover {
    background: linear-gradient(135deg, #d97706, #b45309);
}

.cta-btn.btn-secondary {
    background: var(--bg-hover);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.cta-btn.btn-secondary:hover {
    border-color: var(--accent);
}

/* Responsive CTA */
@media (max-width: 600px) {
    .domain-item {
        flex-direction: column;
        align-items: stretch;
        gap: 8px;
    }

    .domain-info {
        justify-content: space-between;
    }

    .domain-cta {
        justify-content: space-between;
        padding-top: 8px;
        border-top: 1px solid var(--border-color);
    }
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 10, 10, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    animation: fadeIn 0.3s ease;
}

.loading-overlay.hidden {
    display: none;
}

.loading-content {
    text-align: center;
    max-width: 400px;
    padding: 40px;
}

.loading-spinner-large {
    width: 60px;
    height: 60px;
    border: 3px solid var(--border-color);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 24px;
}

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

.loading-progress-container {
    margin-bottom: 24px;
}

.loading-progress-bar {
    height: 6px;
    background: var(--bg-tertiary);
    border-radius: 3px;
    overflow: hidden;
}

.loading-progress-fill {
    height: 100%;
    background: var(--accent);
    border-radius: 3px;
    width: 0%;
    transition: width 0.5s ease-out;
}

.loading-status {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 8px;
    min-height: 1.5em;
}

.loading-substatus {
    font-size: 0.9rem;
    color: var(--text-secondary);
    min-height: 1.3em;
}

/* Terminal log info entry */
.log-entry.info {
    color: var(--text-secondary);
}

/* Terminal log loading entry */
.log-entry.loading {
    color: var(--accent);
    animation: pulse 1.5s ease-in-out infinite;
}

.log-entry.loading .loading-message {
    font-family: 'SF Mono', Monaco, 'Consolas', monospace;
}

.log-entry.loading .log-substatus {
    display: block;
    margin-left: 60px;
    font-size: 0.8em;
    color: var(--text-muted);
    margin-top: 2px;
}

@keyframes pulse {
    0%, 100% {
        opacity: 0.6;
    }
    50% {
        opacity: 1;
    }
}

@keyframes dots {
    0% { content: ''; }
    25% { content: '.'; }
    50% { content: '..'; }
    75% { content: '...'; }
    100% { content: ''; }
}

/* Modal Styles */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    animation: fadeIn 0.2s ease;
}

.modal.hidden {
    display: none;
}

.modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 32px;
    max-width: 420px;
    width: 100%;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    animation: slideUp 0.3s ease;
}

.modal-content h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.modal-subtitle {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 20px;
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    cursor: pointer;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s;
}

.modal-close:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

/* Login Step Transitions */
.login-step {
    text-align: center;
}

.login-step.hidden {
    display: none;
}

/* Modal input styling */
.modal-content .input-group input {
    padding: 14px 16px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 1rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.modal-content .input-group input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-muted);
}

/* Text muted helper */
.text-muted {
    color: var(--text-secondary);
}

/* CSS Variables for modals (using existing vars) */
.modal {
    --surface: var(--bg-secondary);
    --background: var(--bg-tertiary);
    --border: var(--border-color);
    --primary: var(--accent);
}