/* ============================================
   Website Cloner - Premium UI Styles
   ============================================ */

:root {
    /* Core Colors */
    --bg-primary: #050508;
    --bg-secondary: #0c0c12;
    --bg-tertiary: #13131a;
    
    /* Glass Effect */
    --glass-bg: rgba(13, 13, 20, 0.85);
    --glass-border: rgba(255, 255, 255, 0.06);
    --glass-highlight: rgba(255, 255, 255, 0.03);
    
    /* Text Colors */
    --text-primary: #f4f4f5;
    --text-secondary: #8b8b9a;
    --text-muted: #56566a;
    
    /* Accent Colors */
    --accent-cyan: #00e5ff;
    --accent-purple: #a855f7;
    --accent-green: #22c55e;
    --accent-red: #ef4444;
    --accent-orange: #f97316;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #00e5ff 0%, #a855f7 100%);
    --gradient-success: linear-gradient(135deg, #22c55e 0%, #00e5ff 100%);
    --gradient-error: linear-gradient(135deg, #ef4444 0%, #f97316 100%);
    --gradient-bg: radial-gradient(ellipse at top, rgba(0, 229, 255, 0.08) 0%, transparent 50%);
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px rgba(0, 229, 255, 0.15);
    
    /* Spacing */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 400ms cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Sora', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    position: relative;
    overflow-x: hidden;
}

/* Background Effects */
.bg-grid {
    position: fixed;
    inset: 0;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
    pointer-events: none;
}

.bg-gradient {
    position: fixed;
    inset: 0;
    background: 
        radial-gradient(circle at 20% 20%, rgba(0, 229, 255, 0.12) 0%, transparent 40%),
        radial-gradient(circle at 80% 80%, rgba(168, 85, 247, 0.1) 0%, transparent 40%),
        radial-gradient(circle at 50% 50%, rgba(34, 197, 94, 0.05) 0%, transparent 60%);
    animation: gradientShift 20s ease-in-out infinite;
    pointer-events: none;
}

@keyframes gradientShift {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.8; transform: scale(1.05); }
}

/* Container */
.container {
    width: 100%;
    max-width: 720px;
    position: relative;
    z-index: 1;
}

/* Error Banner */
.error-banner {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    margin-bottom: 20px;
    color: var(--accent-red);
}

.error-banner ul {
    margin-top: 8px;
    padding-left: 20px;
}

/* Glass Card */
.glass-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: 48px;
    backdrop-filter: blur(24px);
    box-shadow: 
        var(--shadow-lg),
        inset 0 1px 0 var(--glass-highlight);
    position: relative;
    overflow: hidden;
}

.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
}

/* Header */
.header {
    text-align: center;
    margin-bottom: 40px;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 16px;
}

.logo-hexagon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 16px;
    font-size: 28px;
    animation: logoPulse 3s ease-in-out infinite;
    box-shadow: var(--shadow-glow);
}

@keyframes logoPulse {
    0%, 100% { transform: scale(1) rotate(0deg); }
    50% { transform: scale(1.05) rotate(5deg); }
}

.logo-text {
    display: flex;
    align-items: center;
    gap: 12px;
}

h1 {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.badge {
    padding: 4px 10px;
    background: var(--bg-tertiary);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 400;
}

/* Engine Status */
.engine-status {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.engine-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: var(--bg-primary);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    font-size: 0.85rem;
}

.engine-item.active {
    border-color: var(--accent-green);
    background: rgba(34, 197, 94, 0.05);
}

.engine-item.inactive {
    opacity: 0.6;
}

.engine-icon {
    font-size: 0.7rem;
}

.engine-name {
    color: var(--text-secondary);
}

.engine-badge {
    padding: 2px 8px;
    background: var(--bg-secondary);
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.engine-item.active .engine-badge {
    background: rgba(34, 197, 94, 0.2);
    color: var(--accent-green);
}

/* Info Banner */
.info-banner {
    background: rgba(0, 229, 255, 0.05);
    border: 1px solid rgba(0, 229, 255, 0.2);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    margin-bottom: 24px;
    font-size: 0.9rem;
}

.info-banner strong {
    color: var(--accent-cyan);
    display: block;
    margin-bottom: 8px;
}

.info-banner p {
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.info-banner code {
    display: block;
    background: var(--bg-primary);
    padding: 10px 14px;
    border-radius: 6px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    color: var(--accent-cyan);
    overflow-x: auto;
}

/* Form */
.clone-form {
    margin-bottom: 0;
}

.input-group {
    display: flex;
    gap: 12px;
}

.input-wrapper {
    flex: 1;
    position: relative;
}

.input-icon {
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    z-index: 2;
    transition: color var(--transition-fast);
}

.input-wrapper:focus-within .input-icon {
    color: var(--accent-cyan);
}

input[type="url"] {
    width: 100%;
    padding: 18px 18px 18px 52px;
    background: var(--bg-primary);
    border: 2px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    transition: all var(--transition-normal);
    position: relative;
    z-index: 1;
}

input[type="url"]:hover {
    border-color: rgba(255, 255, 255, 0.1);
}

input[type="url"]:focus {
    outline: none;
    border-color: var(--accent-cyan);
    box-shadow: 0 0 0 4px rgba(0, 229, 255, 0.1);
}

input[type="url"]::placeholder {
    color: var(--text-muted);
}

.input-glow {
    position: absolute;
    inset: -2px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    opacity: 0;
    z-index: 0;
    filter: blur(8px);
    transition: opacity var(--transition-normal);
}

.input-wrapper:focus-within .input-glow {
    opacity: 0.3;
}

/* Primary Button */
.btn-primary {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 18px 32px;
    background: var(--gradient-primary);
    border: none;
    border-radius: var(--radius-md);
    color: var(--bg-primary);
    font-family: inherit;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: all var(--transition-normal);
    white-space: nowrap;
}

.btn-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 50%);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.btn-primary:hover::before {
    opacity: 1;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 229, 255, 0.3);
}

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

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

.btn-primary .btn-icon {
    transition: transform var(--transition-fast);
}

.btn-primary:hover .btn-icon {
    transform: translateX(4px);
}

.btn-primary.loading .btn-text,
.btn-primary.loading .btn-icon {
    opacity: 0;
}

.btn-primary.loading .btn-loader {
    opacity: 1;
}

.btn-loader {
    position: absolute;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(0, 0, 0, 0.2);
    border-top-color: var(--bg-primary);
    border-radius: 50%;
    opacity: 0;
    animation: spin 0.8s linear infinite;
}

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

/* Options */
.options {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--glass-border);
}

.checkbox-wrapper {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    font-size: 0.875rem;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

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

.checkbox-wrapper input {
    display: none;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid var(--glass-border);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    position: relative;
}

.checkbox-wrapper input:checked + .checkmark {
    background: var(--gradient-primary);
    border-color: transparent;
}

.checkmark::after {
    content: '✓';
    font-size: 12px;
    color: var(--bg-primary);
    opacity: 0;
    transform: scale(0);
    transition: all var(--transition-fast);
}

.checkbox-wrapper input:checked + .checkmark::after {
    opacity: 1;
    transform: scale(1);
}

.textarea-group {
    margin-top: 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.textarea-group label {
    color: var(--text-primary);
    font-size: 0.9rem;
    font-weight: 500;
}

.textarea-group textarea {
    width: 100%;
    min-height: 120px;
    background: var(--bg-primary);
    border: 2px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    padding: 12px 14px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    resize: vertical;
    transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.textarea-group textarea:focus {
    outline: none;
    border-color: var(--accent-cyan);
    box-shadow: 0 0 0 4px rgba(0, 229, 255, 0.1);
}

.hint {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Progress Section */
.progress-section {
    margin-top: 32px;
    padding-top: 32px;
    border-top: 1px solid var(--glass-border);
    animation: fadeIn 0.3s ease;
}

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

.progress-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.status-wrapper {
    display: flex;
    align-items: center;
    gap: 14px;
}

.status-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.spinner {
    width: 100%;
    height: 100%;
    animation: spin 1s linear infinite;
}

.spinner circle {
    stroke: var(--accent-cyan);
    stroke-linecap: round;
    stroke-dasharray: 80, 200;
    stroke-dashoffset: 0;
}

.status-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.status-text {
    font-weight: 500;
    color: var(--text-primary);
}

.status-detail {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-family: 'JetBrains Mono', monospace;
}

.progress-percent {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--accent-cyan);
}

.progress-bar {
    height: 6px;
    background: var(--bg-primary);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 20px;
}

.progress-fill {
    height: 100%;
    background: var(--gradient-primary);
    width: 0%;
    border-radius: 3px;
    transition: width 0.3s ease;
    position: relative;
}

.progress-fill::after {
    content: '';
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 100px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    animation: shimmer 1.5s infinite;
}

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

/* Log Container */
.log-container {
    background: var(--bg-primary);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.log-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--glass-border);
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.btn-ghost {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 0.75rem;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 4px;
    transition: all var(--transition-fast);
}

.btn-ghost:hover {
    background: var(--glass-border);
    color: var(--text-secondary);
}

.log-content {
    padding: 12px 16px;
    max-height: 180px;
    overflow-y: auto;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    line-height: 1.8;
}

.log-entry {
    padding: 2px 0;
    color: var(--text-muted);
    display: flex;
    gap: 8px;
}

.log-entry::before {
    content: '›';
    color: var(--text-muted);
}

.log-entry.success { color: var(--accent-green); }
.log-entry.success::before { content: '✓'; }

.log-entry.error { color: var(--accent-red); }
.log-entry.error::before { content: '✗'; }

.log-entry.info { color: var(--accent-cyan); }
.log-entry.info::before { content: '→'; }

.log-entry.warning { color: var(--accent-orange); }
.log-entry.warning::before { content: '!'; }

/* Result Section */
.result-section {
    margin-top: 32px;
    padding-top: 32px;
    border-top: 1px solid var(--glass-border);
    text-align: center;
    animation: fadeIn 0.4s ease;
}

.result-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background: rgba(34, 197, 94, 0.1);
    border-radius: 50%;
    margin-bottom: 20px;
    color: var(--accent-green);
    animation: successPop 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes successPop {
    0% { transform: scale(0); }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

.result-section h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 24px;
    background: var(--gradient-success);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.result-stats {
    display: flex;
    justify-content: center;
    gap: 48px;
    margin-bottom: 32px;
}

.stat {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    font-family: 'JetBrains Mono', monospace;
    color: var(--text-primary);
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.result-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.btn-download {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    background: var(--gradient-success);
    color: var(--bg-primary);
    text-decoration: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    transition: all var(--transition-normal);
}

.btn-download:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(34, 197, 94, 0.3);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 24px;
    background: transparent;
    border: 2px solid var(--glass-border);
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-weight: 500;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.btn-secondary:hover {
    border-color: var(--text-muted);
    color: var(--text-primary);
    background: var(--glass-highlight);
}

/* Preview Section */
.preview-section {
    margin-top: 24px;
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    animation: fadeIn 0.4s ease;
}

.preview-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--glass-border);
}

.preview-header h3 {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
    margin: 0;
}

.expand-icon {
    font-size: 1.2rem;
}

.preview-container {
    position: relative;
    width: 100%;
    height: 300px;
    background: #fff;
    transition: height 0.3s ease;
}

.preview-section.expanded .preview-container {
    height: 500px;
}

.preview-container iframe {
    width: 100%;
    height: 100%;
    border: none;
    background: #fff;
}

.result-note {
    color: var(--accent-green);
    font-size: 0.9rem;
    margin-bottom: 20px;
}

/* Error Section */
.error-section {
    margin-top: 32px;
    padding-top: 32px;
    border-top: 1px solid var(--glass-border);
    text-align: center;
    animation: fadeIn 0.4s ease;
}

.error-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background: rgba(239, 68, 68, 0.1);
    border-radius: 50%;
    margin-bottom: 20px;
    color: var(--accent-red);
    animation: errorShake 0.5s ease;
}

@keyframes errorShake {
    0%, 100% { transform: translateX(0); }
    20%, 60% { transform: translateX(-5px); }
    40%, 80% { transform: translateX(5px); }
}

.error-section h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--accent-red);
}

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

/* Features */
.features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-top: 24px;
}

.feature {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 24px;
    text-align: center;
    backdrop-filter: blur(12px);
    transition: all var(--transition-normal);
}

.feature:hover {
    transform: translateY(-4px);
    border-color: rgba(255, 255, 255, 0.1);
    box-shadow: var(--shadow-md);
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: 12px;
}

.feature h3 {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--text-primary);
}

.feature p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Footer */
.footer {
    text-align: center;
    margin-top: 32px;
    padding-top: 24px;
}

.footer p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Utilities */
.hidden {
    display: none !important;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--glass-border);
    border-radius: 3px;
}

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

/* Responsive */
@media (max-width: 640px) {
    body {
        padding: 16px;
    }
    
    .glass-card {
        padding: 32px 24px;
    }
    
    h1 {
        font-size: 1.5rem;
    }
    
    .logo {
        gap: 12px;
    }
    
    .logo-hexagon {
        width: 48px;
        height: 48px;
        font-size: 24px;
    }
    
    .input-group {
        flex-direction: column;
    }
    
    .btn-primary {
        width: 100%;
    }
    
    .options {
        flex-direction: column;
        gap: 12px;
    }
    
    .features {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    .result-stats {
        gap: 32px;
    }
    
    .result-actions {
        flex-direction: column;
    }
    
    .btn-download,
    .btn-secondary {
        width: 100%;
        justify-content: center;
    }
}

/* Animation for new log entries */
.log-entry {
    animation: logSlide 0.2s ease;
}

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