:root {
    --primary: #FF3366;
    --primary-dark: #E02855;
    --secondary: #4F46E5;
    --accent: #10B981;
    --text-dark: #1F2937;
    --text-medium: #6B7280;
    --text-light: #9CA3AF;
    --bg-light: #F9FAFB;
    --bg-white: #FFFFFF;
    --border: #E5E7EB;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

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

body {
    font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--bg-white);
    overflow-x: hidden;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
    animation: slideDown 0.5s ease-out;
}

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

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
}

.logo {
    font-family: 'Sora', sans-serif;
    font-size: 1.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.02em;
    text-decoration: none;
    cursor: pointer;
}

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

.nav-links a {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.2s;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s ease;
}

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

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

.cta-button {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    border: none;
    padding: 0.75rem 1.75rem;
    border-radius: 100px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(255, 51, 102, 0.3);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(255, 51, 102, 0.4);
}

/* Disclosure Bar */
.disclosure-bar {
    background: linear-gradient(90deg, #FEF3C7 0%, #FDE68A 100%);
    color: #92400E;
    text-align: center;
    padding: 0.75rem;
    font-size: 0.875rem;
    margin-top: 73px;
    border-bottom: 1px solid #FCD34D;
}

.disclosure-bar a {
    color: #92400E;
    font-weight: 600;
    text-decoration: underline;
}

/* Hero Section */
.hero {
    padding: 8rem 0 6rem;
    background: linear-gradient(180deg, #FAFAFA 0%, #FFFFFF 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(255, 51, 102, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.5;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-family: 'Sora', sans-serif;
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
    animation: fadeInUp 0.8s ease-out;
}

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

.gradient-text {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-medium);
    margin-bottom: 2.5rem;
    line-height: 1.7;
    animation: fadeInUp 0.8s ease-out 0.2s backwards;
}

.hero-cta {
    background: var(--primary);
    color: white;
    border: none;
    padding: 1rem 2.5rem;
    border-radius: 100px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    box-shadow: 0 8px 20px rgba(255, 51, 102, 0.35);
    animation: fadeInUp 0.8s ease-out 0.4s backwards;
}

.hero-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 28px rgba(255, 51, 102, 0.45);
}

/* Hero Visual */
.hero-visual {
    position: relative;
    height: 500px;
}

.hero-illustration {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 400px;
    height: 400px;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translate(-50%, -50%) translateY(0px);
    }
    50% {
        transform: translate(-50%, -50%) translateY(-20px);
    }
}

.floating-card {
    position: absolute;
    background: white;
    border-radius: 16px;
    padding: 1.25rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    animation: fadeIn 0.8s ease-out backwards;
}

.card-1 {
    top: 10%;
    right: 10%;
    animation-delay: 0.6s;
}

.card-2 {
    bottom: 15%;
    left: 5%;
    animation-delay: 0.8s;
}

.card-3 {
    top: 45%;
    right: -5%;
    animation-delay: 1s;
}

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

.card-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.card-metric {
    font-family: 'Sora', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

.card-label {
    font-size: 0.875rem;
    color: var(--text-medium);
}

/* Categories Section */
.categories {
    padding: 6rem 0;
    background: white;
}

.section-title {
    font-family: 'Sora', sans-serif;
    font-size: 2.5rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 3rem;
    letter-spacing: -0.02em;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.category-card {
    background: white;
    border: 2px solid var(--border);
    border-radius: 20px;
    padding: 2rem;
    transition: all 0.3s ease;
    text-decoration: none;
    color: inherit;
    position: relative;
    overflow: hidden;
}

.category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.category-card:hover {
    border-color: var(--primary);
    transform: translateY(-8px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.12);
}

.category-card:hover::before {
    transform: scaleX(1);
}

.category-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #FEF3F2 0%, #FEE2E2 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: var(--primary);
    transition: all 0.3s ease;
}

.category-card:hover .category-icon {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    transform: scale(1.1) rotate(5deg);
}

.category-title {
    font-family: 'Sora', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.category-description {
    color: var(--text-medium);
    margin-bottom: 1.25rem;
    font-size: 0.95rem;
}

.category-badge {
    display: inline-block;
    background: var(--bg-light);
    color: var(--text-medium);
    padding: 0.5rem 1rem;
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 600;
}

/* Footer */
.footer {
    background: linear-gradient(135deg, #1F2937 0%, #111827 100%);
    color: white;
    padding: 4rem 0 2rem;
    margin-top: 6rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-brand p {
    color: #9CA3AF;
    margin-top: 1rem;
    line-height: 1.6;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-column h4 {
    font-family: 'Sora', sans-serif;
    font-weight: 700;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.footer-column a {
    display: block;
    color: #9CA3AF;
    text-decoration: none;
    margin-bottom: 0.75rem;
    transition: color 0.2s;
}

.footer-column a:hover {
    color: var(--primary);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
    color: #9CA3AF;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-visual {
        height: 400px;
    }

    .hero-illustration {
        width: 300px;
        height: 300px;
    }

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

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-links {
        grid-template-columns: 1fr;
    }
}

/* Rankings Section */
.rankings-section {
    padding: 6rem 0;
    background: linear-gradient(135deg, #f5f7fa 0%, #fafbfd 100%);
}

.section-subtitle {
    text-align: center;
    font-size: 1.125rem;
    color: var(--text-medium);
    margin-top: 0.5rem;
    margin-bottom: 3rem;
}

.rankings-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.ranking-featured {
    grid-column: 1 / -1;
    position: relative;
}

.featured-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: linear-gradient(135deg, #FFD700, #FFA500);
    color: #1F2937;
    padding: 0.5rem 1rem;
    border-radius: 2rem;
    font-weight: 600;
    font-size: 0.875rem;
    box-shadow: var(--shadow-lg);
    z-index: 10;
}

.ranking-card {
    background: white;
    border-radius: 1rem;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
    text-decoration: none;
    color: var(--text-dark);
    position: relative;
}

.ranking-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.ranking-card.featured {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    min-height: 280px;
}

.ranking-image {
    overflow: hidden;
}

.ranking-image svg {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.ranking-info {
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.ranking-info h3 {
    font-family: 'Sora', sans-serif;
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.ranking-info p {
    color: var(--text-medium);
    margin-bottom: 1.5rem;
    font-size: 1.0625rem;
}

.ranking-meta {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.ranking-meta span {
    font-size: 0.875rem;
    color: var(--text-medium);
}

.ranking-number {
    position: absolute;
    top: 1rem;
    left: 1rem;
    width: 3rem;
    height: 3rem;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.25rem;
    font-family: 'Sora', sans-serif;
    box-shadow: var(--shadow-lg);
}

.ranking-content {
    padding: 4.5rem 1.5rem 1.5rem;
}

.ranking-content h3 {
    font-family: 'Sora', sans-serif;
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.ranking-content p {
    color: var(--text-medium);
    font-size: 0.9375rem;
    margin-bottom: 1rem;
}

.ranking-tag {
    display: inline-block;
    background: var(--bg-light);
    color: var(--text-medium);
    padding: 0.375rem 0.75rem;
    border-radius: 0.5rem;
    font-size: 0.8125rem;
    font-weight: 500;
}

.rankings-cta {
    text-align: center;
}

.secondary-button {
    display: inline-flex;
    align-items: center;
    padding: 1rem 2rem;
    background: white;
    color: var(--primary);
    border: 2px solid var(--primary);
    border-radius: 0.75rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
}

.secondary-button:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
}

/* About Section */
.about-section {
    padding: 6rem 0;
    background: white;
}

.about-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-bottom: 4rem;
}

.about-intro {
    font-size: 1.125rem;
    color: var(--text-medium);
    margin-bottom: 2.5rem;
    line-height: 1.8;
}

.about-values {
    display: grid;
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.value-item {
    display: flex;
    gap: 1rem;
}

.value-icon {
    font-size: 2rem;
    width: 3.5rem;
    height: 3.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #f5f7fa, #e9ecef);
    border-radius: 1rem;
    flex-shrink: 0;
}

.value-content h3 {
    font-family: 'Sora', sans-serif;
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 0.375rem;
}

.value-content p {
    color: var(--text-medium);
    font-size: 0.9375rem;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    padding: 2rem;
    background: linear-gradient(135deg, var(--secondary), #7C3AED);
    border-radius: 1rem;
}

.stat-item {
    text-align: center;
    color: white;
}

.stat-number {
    font-family: 'Sora', sans-serif;
    font-size: 2.5rem;
    font-weight: 800;
}

.stat-label {
    font-size: 0.875rem;
    opacity: 0.9;
}

.methodology-preview {
    background: var(--bg-light);
    padding: 3rem;
    border-radius: 1.5rem;
}

.methodology-preview h3 {
    font-family: 'Sora', sans-serif;
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 2rem;
    text-align: center;
}

.method-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.method-step {
    text-align: center;
}

.step-number {
    width: 3rem;
    height: 3rem;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.25rem;
    margin: 0 auto 1rem;
}

.step-content h4 {
    font-family: 'Sora', sans-serif;
    font-size: 1.0625rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.step-content p {
    font-size: 0.875rem;
    color: var(--text-medium);
}