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

:root {
    --bg-primary: #0F172A;
    --bg-secondary: #1E293B;
    --bg-tertiary: #334155;
    --text-primary: #F1F5F9;
    --text-secondary: #CBD5E1;
    --text-muted: #94A3B8;
    --accent: #3b82f6;
    --accent-hover: #2563eb;
    --safe: #3b82f6;
    --caution: #F59E0B;
    --danger: #EF4444;
    --border: #334155;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    letter-spacing: -0.01em;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navigation */
.navbar {
    position: sticky;
    top: 0;
    background-color: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
    padding: 16px 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 22px;
    font-weight: 700;
    font-family: 'Space Grotesk', sans-serif;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.logo-icon {
    width: 32px;
    height: 32px;
    object-fit: contain;
    animation: logoFloat 3s ease-in-out infinite;
}

@keyframes logoFloat {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-4px);
    }
}

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

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    letter-spacing: -0.01em;
    transition: color 0.3s ease;
}

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

/* Buttons */
.btn-primary, .btn-secondary {
    display: inline-block;
    padding: 14px 28px;
    border-radius: 10px;
    font-weight: 600;
    font-family: 'Inter', sans-serif;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
    cursor: pointer;
    font-size: 15px;
    letter-spacing: -0.01em;
}

.btn-primary {
    background-color: var(--accent);
    color: #FFFFFF;
    font-weight: 700;
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(59, 130, 246, 0.4);
    color: #FFFFFF;
}

/* Header Download Button */
.navbar .btn-primary {
    font-weight: 700;
    font-size: 16px;
    color: var(--text-primary);
    background-color: transparent;
    border: 2px solid var(--accent);
    padding: 12px 24px;
}

.navbar .btn-primary:hover {
    background-color: var(--accent);
    color: var(--bg-primary);
    border-color: var(--accent);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border);
}

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

.btn-large {
    padding: 16px 32px;
    font-size: 18px;
}

/* Hero Section */
.hero {
    padding: 80px 0 120px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: pulse 4s ease-in-out infinite;
    pointer-events: none;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.5;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.3;
    }
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.hero-title {
    font-size: 64px;
    font-weight: 800;
    font-family: 'Space Grotesk', sans-serif;
    line-height: 1.1;
    margin-bottom: 28px;
    color: var(--text-primary);
    animation: fadeInUp 0.8s ease-out;
    position: relative;
    z-index: 1;
    letter-spacing: -0.03em;
}

.hero-subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.7;
    font-weight: 400;
    animation: fadeInUp 0.8s ease-out 0.2s both;
    position: relative;
    z-index: 1;
    letter-spacing: -0.01em;
}

.hero-cta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease-out 0.4s both;
    position: relative;
    z-index: 1;
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.badge-demo {
    display: flex;
    flex-direction: column;
    gap: 16px;
    width: 100%;
}

.badge {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 24px;
    background-color: var(--bg-secondary);
    border-radius: 16px;
    border: 1px solid var(--border);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.badge::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.1), transparent);
    transition: left 0.5s ease;
}

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

.badge:hover {
    transform: translateX(8px) scale(1.02);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    border-color: var(--accent);
}

.badge-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    flex-shrink: 0;
}

.badge-safe .badge-indicator {
    background-color: var(--safe);
    box-shadow: 0 0 12px var(--safe);
    animation: glow 2s ease-in-out infinite;
}

@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 12px var(--safe);
    }
    50% {
        box-shadow: 0 0 20px var(--safe), 0 0 30px rgba(59, 130, 246, 0.5);
    }
}

.badge-caution .badge-indicator {
    background-color: var(--caution);
    box-shadow: 0 0 12px var(--caution);
}

.badge-danger .badge-indicator {
    background-color: var(--danger);
    box-shadow: 0 0 12px var(--danger);
}

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

.badge-label {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    font-weight: 600;
}

.badge-value {
    font-size: 28px;
    font-weight: 700;
    font-family: 'Space Grotesk', sans-serif;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

/* Section Styles */
section {
    padding: 100px 0;
}

section:first-of-type {
    padding-top: 80px;
}

.section-title {
    font-size: 48px;
    font-weight: 700;
    font-family: 'Space Grotesk', sans-serif;
    text-align: center;
    margin-bottom: 24px;
    color: var(--text-primary);
    position: relative;
    display: inline-block;
    padding-bottom: 20px;
    letter-spacing: -0.03em;
    width: 100%;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background-color: var(--accent);
    border-radius: 2px;
}

.section-subtitle {
    font-size: 19px;
    color: var(--text-secondary);
    text-align: center;
    max-width: 700px;
    margin: 0 auto 48px;
    line-height: 1.7;
    font-weight: 400;
    letter-spacing: -0.01em;
}

/* Features Section */
.features {
    background-color: var(--bg-secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
    margin-top: 48px;
}

.feature-card {
    padding: 40px;
    background-color: var(--bg-primary);
    border-radius: 20px;
    border: 1px solid var(--border);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.feature-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background-color: var(--accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.feature-card:hover::after {
    transform: scaleX(1);
}

.feature-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(59, 130, 246, 0.2);
    border-color: var(--accent);
}

.feature-icon {
    margin-bottom: 20px;
}

.icon-wrapper {
    display: inline-block;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature-card:hover .icon-wrapper {
    transform: scale(1.1) rotate(5deg);
}

.feature-card h3 {
    font-size: 24px;
    font-weight: 700;
    font-family: 'Space Grotesk', sans-serif;
    margin-bottom: 14px;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 15px;
    font-weight: 400;
    letter-spacing: -0.01em;
}

/* Safety Scoring Section */
.scoring-grid {
    display: flex;
    flex-direction: column;
    gap: 20px;
    max-width: 800px;
    margin: 0 auto 48px;
}

.score-factor {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

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

.factor-name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 15px;
    letter-spacing: -0.01em;
}

.factor-weight {
    font-weight: 700;
    color: var(--accent);
    font-size: 15px;
    font-family: 'Space Grotesk', sans-serif;
    letter-spacing: -0.01em;
}

.factor-bar {
    height: 8px;
    background-color: var(--bg-tertiary);
    border-radius: 4px;
    overflow: hidden;
}

.factor-progress {
    height: 100%;
    background-color: var(--accent);
    border-radius: 4px;
    transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.factor-progress::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    animation: shimmer 2s infinite;
}

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

.risk-indicators {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 24px;
    max-width: 800px;
    margin: 0 auto;
}

.risk-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 28px;
    background-color: var(--bg-secondary);
    border-radius: 16px;
    border: 1px solid var(--border);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
}

.risk-item:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.3);
}

.risk-color {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    flex-shrink: 0;
}

.risk-safe .risk-color {
    background-color: var(--safe);
    box-shadow: 0 0 16px var(--safe);
    animation: pulseGlow 2s ease-in-out infinite;
}

@keyframes pulseGlow {
    0%, 100% {
        box-shadow: 0 0 16px var(--safe);
    }
    50% {
        box-shadow: 0 0 24px var(--safe), 0 0 32px rgba(59, 130, 246, 0.4);
    }
}

.risk-caution .risk-color {
    background-color: var(--caution);
    box-shadow: 0 0 16px var(--caution);
}

.risk-danger .risk-color {
    background-color: var(--danger);
    box-shadow: 0 0 16px var(--danger);
}

.risk-info h3 {
    font-size: 20px;
    font-weight: 700;
    font-family: 'Space Grotesk', sans-serif;
    margin-bottom: 6px;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.risk-info p {
    font-size: 14px;
    color: var(--text-muted);
    font-weight: 400;
    letter-spacing: -0.01em;
}

/* Privacy Section */
.privacy {
    background-color: var(--bg-secondary);
}

.privacy-content {
    max-width: 800px;
    margin: 0 auto;
}

.privacy-features {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-top: 32px;
}

.privacy-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 24px;
    background-color: var(--bg-primary);
    border-radius: 16px;
    border: 1px solid var(--border);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.privacy-item:hover {
    transform: translateX(8px);
    border-color: var(--accent);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.privacy-item svg {
    transition: transform 0.4s ease;
}

.privacy-item:hover svg {
    transform: scale(1.2) rotate(5deg);
}

.privacy-item svg {
    flex-shrink: 0;
}

.privacy-item span {
    color: var(--text-secondary);
    font-size: 15px;
    font-weight: 400;
    line-height: 1.6;
    letter-spacing: -0.01em;
}

/* Data Sources Section */
.sources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 24px;
    max-width: 900px;
    margin: 0 auto;
}

.source-item {
    padding: 28px;
    background-color: var(--bg-secondary);
    border-radius: 16px;
    border: 1px solid var(--border);
    text-align: center;
    font-weight: 600;
    font-size: 16px;
    font-family: 'Space Grotesk', sans-serif;
    color: var(--text-primary);
    transition: all 0.3s ease;
    letter-spacing: -0.01em;
}

.source-item:hover {
    border-color: var(--accent);
    transform: translateY(-6px) scale(1.05);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(59, 130, 246, 0.2);
}

/* Disclaimer Section */
.disclaimer {
    background-color: var(--bg-secondary);
}

.disclaimer-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 40px;
    background-color: var(--bg-primary);
    border-radius: 20px;
    border: 1px solid var(--border);
}

.disclaimer-content h3 {
    font-size: 26px;
    font-weight: 700;
    font-family: 'Space Grotesk', sans-serif;
    margin-bottom: 18px;
    color: var(--caution);
    letter-spacing: -0.02em;
}

.disclaimer-content p {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 15px;
    font-weight: 400;
    letter-spacing: -0.01em;
}

/* CTA Section */
.cta {
    background-color: var(--bg-primary);
    text-align: center;
}

.cta-content {
    max-width: 700px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: 48px;
    font-weight: 800;
    font-family: 'Space Grotesk', sans-serif;
    margin-bottom: 20px;
    color: var(--text-primary);
    animation: fadeInUp 0.8s ease-out;
    letter-spacing: -0.03em;
    line-height: 1.1;
}

.cta-content > p {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 32px;
    animation: fadeInUp 0.8s ease-out 0.2s both;
    font-weight: 400;
    line-height: 1.7;
    letter-spacing: -0.01em;
}

.cta-content .btn-primary {
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.cta-note {
    margin-top: 32px;
    font-size: 15px;
    color: var(--text-muted);
    font-style: italic;
    font-weight: 400;
    letter-spacing: -0.01em;
    line-height: 1.6;
}

/* Footer */
.footer {
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border);
    padding: 40px 0;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 18px;
    font-weight: 700;
    font-family: 'Space Grotesk', sans-serif;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.footer-icon {
    width: 24px;
    height: 24px;
    object-fit: contain;
}

.footer-text {
    color: var(--text-muted);
    font-size: 14px;
    font-weight: 400;
    letter-spacing: -0.01em;
}

.footer-contact {
    margin-top: 8px;
}

.contact-link {
    color: var(--accent);
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    transition: all 0.3s ease;
    display: inline-block;
    letter-spacing: -0.01em;
}

.contact-link:hover {
    color: var(--accent-hover);
    transform: translateY(-2px);
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 968px) {
    .hero .container {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .hero-title {
        font-size: 48px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

    .section-title {
        font-size: 40px;
    }

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

    .nav-links {
        gap: 16px;
    }

    .nav-links a:not(.btn-primary) {
        display: none;
    }
}

@media (max-width: 640px) {
    .hero-title {
        font-size: 36px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .section-title {
        font-size: 32px;
    }

    .cta-content h2 {
        font-size: 36px;
    }

    .hero-cta {
        flex-direction: column;
    }

    .btn-large {
        width: 100%;
        text-align: center;
    }

    .risk-indicators {
        grid-template-columns: 1fr;
    }

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

/* Smooth Scroll */
html {
    scroll-behavior: smooth;
}

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

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.feature-card {
    animation: fadeInUp 0.6s ease-out both;
}

.feature-card:nth-child(1) { animation-delay: 0.1s; }
.feature-card:nth-child(2) { animation-delay: 0.2s; }
.feature-card:nth-child(3) { animation-delay: 0.3s; }
.feature-card:nth-child(4) { animation-delay: 0.4s; }
.feature-card:nth-child(5) { animation-delay: 0.5s; }
.feature-card:nth-child(6) { animation-delay: 0.6s; }

.score-factor {
    animation: slideInLeft 0.6s ease-out both;
}

.score-factor:nth-child(1) { animation-delay: 0.1s; }
.score-factor:nth-child(2) { animation-delay: 0.2s; }
.score-factor:nth-child(3) { animation-delay: 0.3s; }
.score-factor:nth-child(4) { animation-delay: 0.4s; }
.score-factor:nth-child(5) { animation-delay: 0.5s; }
.score-factor:nth-child(6) { animation-delay: 0.6s; }
.score-factor:nth-child(7) { animation-delay: 0.7s; }

.risk-item {
    animation: scaleIn 0.6s ease-out both;
}

.risk-item:nth-child(1) { animation-delay: 0.1s; }
.risk-item:nth-child(2) { animation-delay: 0.2s; }
.risk-item:nth-child(3) { animation-delay: 0.3s; }

.privacy-item {
    animation: slideInRight 0.6s ease-out both;
}

.privacy-item:nth-child(1) { animation-delay: 0.1s; }
.privacy-item:nth-child(2) { animation-delay: 0.2s; }
.privacy-item:nth-child(3) { animation-delay: 0.3s; }
.privacy-item:nth-child(4) { animation-delay: 0.4s; }

.source-item {
    animation: scaleIn 0.6s ease-out both;
}

.source-item:nth-child(1) { animation-delay: 0.1s; }
.source-item:nth-child(2) { animation-delay: 0.2s; }
.source-item:nth-child(3) { animation-delay: 0.3s; }
.source-item:nth-child(4) { animation-delay: 0.4s; }