:root {
    --color-bg: #0a0e1a;
    --color-bg-elevated: #141824;
    --color-bg-card: #1a1f2e;
    --color-border: #2a3144;
    --color-border-hover: #3a4158;

    --color-text-primary: #e8eaed;
    --color-text-secondary: #9ca3af;
    --color-text-muted: #6b7280;

    --color-accent: #f59e0b;
    --color-accent-hover: #fbbf24;
    --color-accent-soft: #f59e0b20;

    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-error: #ef4444;

    --font-sans: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'Courier New', monospace;

    --transition-smooth: cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

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

/* Screen reader only - for 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;
}

body {
    font-family: var(--font-sans);
    background: var(--color-bg);
    color: var(--color-text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

.grain-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    opacity: 0.015;
    pointer-events: none;
    z-index: 9999;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header */
.header {
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    background: var(--color-bg);
    backdrop-filter: blur(10px);
    z-index: 100;
    animation: slideDown 0.6s var(--transition-smooth);
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 1.1rem;
}

.logo-icon {
    color: var(--color-accent);
    font-size: 1.5rem;
    animation: rotate 20s linear infinite;
}

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

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

.logo-accent {
    color: var(--color-accent);
    font-weight: 500;
}

.nav {
    display: flex;
    gap: 2rem;
}

.nav-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.3s var(--transition-smooth);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: width 0.3s var(--transition-smooth);
}

.nav-link:hover {
    color: var(--color-accent);
}

.nav-link:hover::after {
    width: 100%;
}

/* Hero Section */
.hero {
    padding: 6rem 0 8rem;
}

.hero-content {
    text-align: center;
    margin-bottom: 4rem;
    animation: fadeInUp 0.8s var(--transition-smooth) 0.2s both;
}

.hero-badges {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    font-family: var(--font-mono);
    border: 1px solid;
    transition: all 0.3s var(--transition-smooth);
}

.badge-privacy {
    background: var(--color-success);
    color: var(--color-bg);
    border-color: var(--color-success);
}

.badge-privacy:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.badge-local {
    background: var(--color-accent-soft);
    color: var(--color-accent);
    border-color: var(--color-accent);
}

.badge-local:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-title {
    font-family: var(--font-mono);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.title-line {
    display: block;
}

.title-gradient {
    background: linear-gradient(135deg, var(--color-accent) 0%, #fbbf24 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

.hero-description {
    font-size: 1.15rem;
    color: var(--color-text-secondary);
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.8;
}

/* Analyzer Card */
.analyzer-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    animation: fadeInUp 0.8s var(--transition-smooth) 0.4s both;
    transition: transform 0.3s var(--transition-smooth), box-shadow 0.3s var(--transition-smooth);
}

.analyzer-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
}

.card-header {
    padding: 1.25rem 1.5rem;
    background: var(--color-bg-elevated);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.status-dot {
    width: 8px;
    height: 8px;
    background: var(--color-success);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.status-text {
    font-size: 0.85rem;
    font-family: var(--font-mono);
    color: var(--color-text-secondary);
}

/* Form */
.analyzer-form {
    padding: 2rem 1.5rem;
}

.input-group {
    margin-bottom: 1.5rem;
}

.input-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.75rem;
    font-family: var(--font-mono);
}

.input-wrapper {
    display: flex;
    gap: 1rem;
}

.turnstile-wrapper {
    display: flex;
    justify-content: flex-start;
    margin: 1rem 0 0.5rem;
}

.domain-input {
    flex: 1;
    background: var(--color-bg-elevated);
    border: 2px solid var(--color-border);
    border-radius: 10px;
    padding: 1rem 1.25rem;
    font-size: 1.1rem;
    font-family: var(--font-mono);
    color: var(--color-text-primary);
    transition: all 0.3s var(--transition-smooth);
}

.domain-input:focus {
    outline: none;
    border-color: var(--color-accent);
    background: var(--color-bg);
    box-shadow: 0 0 0 4px var(--color-accent-soft);
}

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

.analyze-btn {
    background: var(--color-accent);
    border: none;
    border-radius: 10px;
    padding: 1rem 2.5rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-bg);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s var(--transition-smooth);
    font-family: var(--font-mono);
}

.analyze-btn:hover {
    background: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(245, 158, 11, 0.3);
}

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

.btn-icon {
    font-size: 1.2rem;
    transition: transform 0.3s var(--transition-smooth);
}

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

/* Advanced Toggle */
.advanced-toggle-wrapper {
    border-top: 1px solid var(--color-border);
    padding-top: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.advanced-toggle {
    background: transparent;
    border: none;
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0;
    font-family: var(--font-sans);
    transition: color 0.3s var(--transition-smooth);
}

.advanced-toggle:hover {
    color: var(--color-accent);
}

.toggle-icon {
    font-size: 0.8rem;
    transition: transform 0.3s var(--transition-smooth);
}

.advanced-toggle.active .toggle-icon {
    transform: rotate(90deg);
}

.history-toggle {
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    color: var(--color-text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    font-family: var(--font-sans);
    transition: all 0.3s var(--transition-smooth);
}

.history-toggle:hover {
    color: var(--color-accent);
    border-color: var(--color-accent);
    background: var(--color-accent-soft);
}

.history-toggle.active {
    color: var(--color-accent);
    border-color: var(--color-accent);
    background: var(--color-accent-soft);
}

.history-count {
    background: var(--color-accent);
    color: var(--color-bg);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.15rem 0.5rem;
    border-radius: 10px;
    min-width: 20px;
    text-align: center;
}

/* History Panel */
.history-panel {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s var(--transition-smooth), opacity 0.3s var(--transition-smooth);
    opacity: 0;
    margin-top: 0;
}

.history-panel.active {
    max-height: 500px;
    opacity: 1;
    margin-top: 1.5rem;
    overflow-y: auto;
}

.history-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--color-border);
}

.history-header h4 {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--color-text-primary);
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.privacy-notice {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    padding: 0.75rem;
    margin-bottom: 1rem;
}

.privacy-icon {
    font-size: 0.9rem;
    line-height: 1.4;
}

.privacy-text {
    font-size: 0.75rem;
    color: var(--color-text-secondary);
    line-height: 1.5;
    font-family: var(--font-sans);
}

.clear-history-btn {
    background: transparent;
    border: 1px solid var(--color-error);
    border-radius: 4px;
    color: var(--color-error);
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    padding: 0.3rem 0.75rem;
    transition: all 0.2s var(--transition-smooth);
    font-family: var(--font-mono);
}

.clear-history-btn:hover {
    background: var(--color-error);
    color: var(--color-bg);
}

.history-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.history-empty {
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.85rem;
    padding: 2rem 1rem;
    font-family: var(--font-mono);
}

.history-item {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    padding: 0.75rem 1rem;
    cursor: pointer;
    transition: all 0.2s var(--transition-smooth);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    position: relative;
}

.history-item:hover {
    border-color: var(--color-accent);
    background: var(--color-accent-soft);
    transform: translateX(4px);
}

.history-item-main {
    flex: 1;
    min-width: 0;
}

.history-item-domain {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--color-text-primary);
    font-weight: 600;
    margin-bottom: 0.25rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.history-item-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.75rem;
    color: var(--color-text-muted);
    font-family: var(--font-mono);
}

.history-item-date {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.history-item-options {
    font-size: 0.7rem;
    color: var(--color-accent);
}

.history-item-delete {
    background: transparent;
    border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    font-size: 1rem;
    transition: color 0.2s var(--transition-smooth);
    opacity: 0;
}

.history-item:hover .history-item-delete {
    opacity: 1;
}

.history-item-delete:hover {
    color: var(--color-error);
}

/* Advanced Options */
.advanced-options {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s var(--transition-smooth), opacity 0.3s var(--transition-smooth);
    opacity: 0;
}

.advanced-options.active {
    max-height: 1000px;
    opacity: 1;
    padding-top: 2rem;
}

.options-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.option-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.option-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    font-family: var(--font-mono);
}

/* Record Types */
.record-types {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    cursor: pointer;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    transition: all 0.2s var(--transition-smooth);
    user-select: none;
}

.checkbox-label:hover {
    border-color: var(--color-accent);
    background: var(--color-accent-soft);
}

.checkbox-label input[type="checkbox"] {
    appearance: none;
    width: 16px;
    height: 16px;
    border: 2px solid var(--color-border);
    border-radius: 3px;
    cursor: pointer;
    position: relative;
    transition: all 0.2s var(--transition-smooth);
}

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

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

/* Toggle Option */
.toggle-option {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s var(--transition-smooth);
}

.toggle-option:hover {
    border-color: var(--color-border-hover);
}

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

.toggle-input {
    appearance: none;
    position: relative;
}

.toggle-slider {
    width: 44px;
    height: 24px;
    background: var(--color-bg);
    border: 2px solid var(--color-border);
    border-radius: 12px;
    position: relative;
    transition: all 0.3s var(--transition-smooth);
    cursor: pointer;
}

.toggle-slider::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 16px;
    height: 16px;
    background: var(--color-text-secondary);
    border-radius: 50%;
    transition: all 0.3s var(--transition-bounce);
}

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

.toggle-input:checked + .toggle-slider::after {
    transform: translateX(20px);
    background: var(--color-bg);
}

/* Number Input */
.number-input {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    padding: 0.75rem 1rem;
    font-size: 0.95rem;
    font-family: var(--font-mono);
    color: var(--color-text-primary);
    transition: all 0.3s var(--transition-smooth);
    width: 100%;
}

.number-input:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-soft);
}

/* Results Container */
.results-container {
    margin-top: 3rem;
    animation: fadeInUp 0.6s var(--transition-smooth);
}

.results-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 16px;
    padding: 2rem;
    margin-bottom: 2rem;
}

.results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--color-border);
}

.results-title {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    color: var(--color-accent);
}

.domain-badge {
    background: var(--color-accent-soft);
    color: var(--color-accent);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-family: var(--font-mono);
    font-size: 0.9rem;
}

.results-section {
    margin-bottom: 2rem;
}

.section-title {
    font-family: var(--font-mono);
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: var(--color-text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.section-icon {
    color: var(--color-accent);
}

.data-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

.data-item {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 1rem;
}

.data-label {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
    font-family: var(--font-mono);
}

.data-value {
    font-size: 1.1rem;
    color: var(--color-text-primary);
    font-family: var(--font-mono);
    word-break: break-all;
}

.record-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.record-item {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 1rem;
    font-family: var(--font-mono);
    font-size: 0.9rem;
}

.record-type {
    color: var(--color-accent);
    font-weight: 600;
    margin-right: 0.5rem;
}

.security-score {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--color-success);
    color: var(--color-bg);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 1.2rem;
}

.propagation-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-mono);
}

.propagation-status.success {
    color: var(--color-success);
}

.propagation-status.warning {
    color: var(--color-warning);
}

/* Calendar Button */
.calendar-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: var(--color-accent-soft);
    border: 1px solid var(--color-accent);
    border-radius: 6px;
    padding: 0.4rem 0.9rem;
    font-size: 0.8rem;
    font-family: var(--font-sans);
    font-weight: 500;
    color: var(--color-accent);
    cursor: pointer;
    transition: all 0.3s var(--transition-smooth);
    white-space: nowrap;
}

.calendar-btn:hover {
    background: var(--color-accent);
    color: var(--color-bg);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
}

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

/* CTA Section */
.cta-section {
    padding: 6rem 0;
    background: var(--color-bg-elevated);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.cta-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.cta-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 16px;
    padding: 2.5rem;
    transition: all 0.3s var(--transition-smooth);
    text-align: center;
}

.cta-card:hover {
    transform: translateY(-8px);
    border-color: var(--color-accent);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.cta-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    color: var(--color-accent);
}

.cta-title {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--color-text-primary);
}

.cta-description {
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.cta-actions {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    font-family: var(--font-mono);
    transition: all 0.3s var(--transition-smooth);
}

.cta-button-primary {
    background: var(--color-accent);
    color: var(--color-bg);
}

.cta-button-primary:hover {
    background: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(245, 158, 11, 0.3);
}

.cta-button-secondary {
    background: transparent;
    color: var(--color-accent);
    border: 2px solid var(--color-accent);
}

.cta-button-secondary:hover {
    background: var(--color-accent-soft);
}

.cta-button[aria-disabled="true"] {
    cursor: not-allowed;
    opacity: 0.7;
    pointer-events: none;
}

/* Footer */
.footer {
    padding: 3rem 0;
    border-top: 1px solid var(--color-border);
}

.footer-content {
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-text {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    font-family: var(--font-mono);
    margin: 0;
}

.footer-privacy {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    color: var(--color-text-secondary);
    font-size: 0.8rem;
    line-height: 1.6;
    max-width: 600px;
    margin: 0 auto;
    padding: 0.75rem 1rem;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: 8px;
}

/* Loading State */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid var(--color-border);
    border-top-color: var(--color-accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 0 1.5rem;
    }

    .hero {
        padding: 4rem 0 6rem;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-description {
        font-size: 1rem;
    }

    .input-wrapper {
        flex-direction: column;
    }

    .analyze-btn {
        width: 100%;
        justify-content: center;
    }

    .nav {
        gap: 1rem;
    }

    .nav-link {
        font-size: 0.85rem;
    }

    .options-grid {
        grid-template-columns: 1fr;
    }

    .cta-grid {
        grid-template-columns: 1fr;
    }

    .advanced-toggle-wrapper {
        flex-direction: column;
        align-items: stretch;
        gap: 0.75rem;
    }

    .history-toggle {
        justify-content: center;
    }

    .history-item {
        flex-direction: column;
        align-items: flex-start;
    }

    .history-item-delete {
        position: absolute;
        top: 0.75rem;
        right: 1rem;
        opacity: 1;
    }

    .hero-badges {
        flex-direction: column;
        align-items: center;
    }

    .badge {
        font-size: 0.75rem;
    }

    .footer-privacy {
        flex-direction: column;
        text-align: center;
        font-size: 0.75rem;
    }
}