:root {
    --color-navy: #0A1628;
    --color-cyan: #00D9FF;
    --color-light-gray: #F5F7FA;
    --color-white: #FFFFFF;
    --color-charcoal: #2D3748;
    --color-border: rgba(10, 22, 40, 0.15);
    --color-border-hover: rgba(0, 217, 255, 0.5);
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    
    --shadow-sm: 0 1px 3px rgba(10, 22, 40, 0.08);
    --shadow-md: 0 4px 12px rgba(10, 22, 40, 0.1);
    --shadow-lg: 0 8px 24px rgba(10, 22, 40, 0.12);
    --shadow-hover: 0 12px 32px rgba(0, 217, 255, 0.15);
    
    --transition-base: all 0.3s ease-out;
    --transition-fast: all 0.2s ease-out;
}

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

body {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-charcoal);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Bitter', serif;
    font-weight: 600;
    line-height: 1.2;
    color: var(--color-navy);
    margin-bottom: 1rem;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 700;
}

h2 {
    font-size: clamp(2rem, 4vw, 3.5rem);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2.25rem);
}

h4 {
    font-size: clamp(1.25rem, 2.5vw, 1.75rem);
}

p {
    margin-bottom: 1.25rem;
}

a {
    color: var(--color-cyan);
    text-decoration: none;
    transition: var(--transition-fast);
}

a:hover {
    color: var(--color-navy);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.container-wide {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.container-narrow {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.container-full {
    width: 100%;
    padding: 0;
}

.main-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    z-index: 1000;
    transition: var(--transition-base);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1.25rem var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
}

.nav-left, .nav-right {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-logo img {
    height: 40px;
    width: auto;
}

.main-nav a {
    color: var(--color-navy);
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition-fast);
    position: relative;
}

.main-nav a:not(.nav-logo):not(.nav-cta):hover {
    color: var(--color-cyan);
}

.nav-cta {
    padding: 0.6rem 1.5rem;
    border: 2px solid var(--color-navy);
    border-radius: var(--radius-sm);
    color: var(--color-navy);
    background: transparent;
    transition: var(--transition-base);
}

.nav-cta:hover {
    background: var(--color-navy);
    color: var(--color-white);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 2px;
    background: var(--color-navy);
    transition: var(--transition-fast);
}

.mobile-menu {
    display: none;
    flex-direction: column;
    background: var(--color-white);
    border-top: 1px solid var(--color-border);
    padding: var(--spacing-md);
    gap: 1rem;
}

.mobile-menu.active {
    display: flex;
}

.mobile-menu a {
    color: var(--color-navy);
    font-weight: 500;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--color-border);
}

.hero-section {
    margin-top: 80px;
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--color-light-gray) 0%, var(--color-white) 100%);
    position: relative;
    overflow: hidden;
}

.hero-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.hero-text h1 {
    margin-bottom: var(--spacing-md);
}

.hero-title .char {
    display: inline-block;
    opacity: 0;
    animation: fadeInUp 0.6s ease-out forwards;
}

.hero-title .char:nth-child(1) { animation-delay: 0.05s; }
.hero-title .char:nth-child(2) { animation-delay: 0.1s; }
.hero-title .char:nth-child(3) { animation-delay: 0.15s; }
.hero-title .char:nth-child(4) { animation-delay: 0.2s; }
.hero-title .char:nth-child(5) { animation-delay: 0.25s; }

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-charcoal);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.hero-cta-group {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-visual {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.hero-image-wrapper {
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition-base);
}

.hero-image-wrapper:hover {
    border-color: var(--color-cyan);
    box-shadow: var(--shadow-hover);
}

.hero-image-wrapper img {
    width: 100%;
    height: auto;
}

.hero-stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.stat-card {
    padding: 1.5rem;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-white);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 0.75rem;
    transition: var(--transition-base);
}

.stat-card:hover {
    border-color: var(--color-cyan);
    background: var(--color-light-gray);
    transform: translateY(-4px);
}

.stat-card i {
    font-size: 2rem;
    color: var(--color-cyan);
}

.stat-card span {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-navy);
}

.btn-outline-primary, .btn-outline-secondary, .btn-outline-primary-large {
    display: inline-block;
    padding: 0.875rem 2rem;
    border: 2px solid var(--color-navy);
    border-radius: var(--radius-sm);
    color: var(--color-navy);
    background: transparent;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition-base);
    cursor: pointer;
    text-align: center;
}

.btn-outline-primary:hover, .btn-outline-primary-large:hover {
    background: var(--color-navy);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline-secondary {
    border-color: var(--color-cyan);
    color: var(--color-cyan);
}

.btn-outline-secondary:hover {
    background: var(--color-cyan);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline-primary-large {
    padding: 1.125rem 2.5rem;
    font-size: 1.125rem;
}

.intro-section {
    padding: var(--spacing-xl) 0;
}

.intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.intro-visual {
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition-base);
}

.intro-visual:hover {
    border-color: var(--color-cyan);
    box-shadow: var(--shadow-hover);
}

.wave-divider {
    position: relative;
    height: 120px;
    overflow: hidden;
}

.wave-divider svg {
    position: absolute;
    bottom: 0;
    width: 100%;
    height: 120px;
}

.wave-divider path {
    fill: var(--color-light-gray);
}

.features-section {
    padding: var(--spacing-xl) 0;
    background: var(--color-light-gray);
}

.section-header-center {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
}

.section-header-center h2 {
    margin-bottom: 1rem;
}

.section-header-center p {
    font-size: 1.125rem;
    color: var(--color-charcoal);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.feature-card {
    padding: var(--spacing-md);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: var(--color-white);
    transition: var(--transition-base);
}

.feature-card:hover {
    border-color: var(--color-cyan);
    box-shadow: var(--shadow-hover);
    transform: translateY(-8px) scale(1.02);
}

.feature-icon {
    width: 60px;
    height: 60px;
    border: 2px solid var(--color-cyan);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    transition: var(--transition-base);
}

.feature-card:hover .feature-icon {
    background: var(--color-cyan);
    color: var(--color-white);
}

.feature-icon i {
    font-size: 1.75rem;
    color: var(--color-cyan);
    transition: var(--transition-fast);
}

.feature-card:hover .feature-icon i {
    color: var(--color-white);
}

.feature-card h3 {
    margin-bottom: 1rem;
}

.feature-card p {
    color: var(--color-charcoal);
    margin-bottom: 1.5rem;
}

.feature-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-cyan);
    font-weight: 600;
    transition: var(--transition-fast);
}

.feature-link:hover {
    gap: 0.75rem;
}

.climate-zones-section {
    padding: var(--spacing-xl) 0;
}

.climate-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.climate-card {
    padding: var(--spacing-md);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: var(--color-white);
    transition: var(--transition-base);
}

.climate-card:hover {
    border-color: var(--color-cyan);
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
}

.climate-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-cyan);
    font-family: 'Bitter', serif;
    margin-bottom: 0.5rem;
}

.climate-card h3 {
    margin-bottom: 1rem;
}

.split-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 100vh;
}

.split-fixed {
    position: sticky;
    top: 80px;
    height: calc(100vh - 80px);
    overflow: hidden;
}

.split-fixed img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.split-scroll {
    padding: var(--spacing-xl) var(--spacing-lg);
    display: flex;
    align-items: center;
}

.split-content {
    max-width: 600px;
}

.platform-features {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin: var(--spacing-md) 0;
}

.platform-feature-item {
    display: flex;
    gap: 1rem;
    padding: 1.5rem;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-white);
    transition: var(--transition-base);
}

.platform-feature-item:hover {
    border-color: var(--color-cyan);
    background: var(--color-light-gray);
}

.platform-feature-item i {
    font-size: 1.75rem;
    color: var(--color-cyan);
    flex-shrink: 0;
}

.platform-feature-item h4 {
    margin-bottom: 0.5rem;
}

.platform-feature-item p {
    margin-bottom: 0;
    font-size: 0.95rem;
}

.insights-section {
    padding: var(--spacing-xl) 0;
}

.insights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.insight-card {
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--color-white);
    transition: var(--transition-base);
}

.insight-card:hover {
    border-color: var(--color-cyan);
    box-shadow: var(--shadow-hover);
    transform: translateY(-8px);
}

.insight-image {
    width: 100%;
    height: 220px;
    overflow: hidden;
}

.insight-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-base);
}

.insight-card:hover .insight-image img {
    transform: scale(1.05);
}

.insight-content {
    padding: var(--spacing-md);
}

.insight-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 0.875rem;
}

.insight-category {
    color: var(--color-cyan);
    font-weight: 600;
}

.insight-date {
    color: var(--color-charcoal);
}

.insight-content h3 {
    margin-bottom: 0.75rem;
}

.insight-content p {
    color: var(--color-charcoal);
    margin-bottom: 1rem;
}

.insight-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-cyan);
    font-weight: 600;
    transition: var(--transition-fast);
}

.insight-link:hover {
    gap: 0.75rem;
}

.insights-cta {
    text-align: center;
    margin-top: var(--spacing-lg);
}

.contact-cards-section {
    padding: var(--spacing-xl) 0;
    background: var(--color-light-gray);
}

.contact-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.contact-card {
    padding: var(--spacing-md);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: var(--color-white);
    text-align: center;
    transition: var(--transition-base);
}

.contact-card:hover {
    border-color: var(--color-cyan);
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
}

.contact-icon {
    width: 60px;
    height: 60px;
    border: 2px solid var(--color-cyan);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    transition: var(--transition-base);
}

.contact-card:hover .contact-icon {
    background: var(--color-cyan);
}

.contact-icon i {
    font-size: 1.5rem;
    color: var(--color-cyan);
    transition: var(--transition-fast);
}

.contact-card:hover .contact-icon i {
    color: var(--color-white);
}

.contact-card h3 {
    margin-bottom: 0.5rem;
}

.contact-card p {
    color: var(--color-charcoal);
    margin-bottom: 1rem;
}

.contact-card a {
    color: var(--color-cyan);
    font-weight: 600;
}

.contact-card address {
    font-style: normal;
    color: var(--color-cyan);
    font-weight: 600;
}

.site-footer {
    background: var(--color-navy);
    color: var(--color-white);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.footer-main {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand {
    max-width: 400px;
}

.footer-logo {
    height: 40px;
    width: auto;
    margin-bottom: 1rem;
    filter: brightness(0) invert(1);
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
    line-height: 1.7;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
}

.footer-column h4 {
    color: var(--color-white);
    margin-bottom: 1rem;
    font-size: 1rem;
}

.footer-column ul {
    list-style: none;
}

.footer-column li {
    margin-bottom: 0.75rem;
}

.footer-column a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition-fast);
}

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

.footer-bottom {
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.875rem;
}

.footer-bottom p {
    margin-bottom: 0.5rem;
}

.page-hero {
    margin-top: 80px;
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--color-light-gray) 0%, var(--color-white) 100%);
    text-align: center;
}

.page-hero h1 {
    margin-bottom: 1rem;
}

.page-hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-charcoal);
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.8;
}

.content-section {
    padding: var(--spacing-xl) 0;
}

.content-grid-two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.content-visual {
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition-base);
}

.content-visual:hover {
    border-color: var(--color-cyan);
    box-shadow: var(--shadow-hover);
}

.platform-modules-section {
    padding: var(--spacing-xl) 0;
    background: var(--color-light-gray);
}

.section-title-center {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.modules-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-md);
}

.module-card {
    padding: var(--spacing-md);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: var(--color-white);
    transition: var(--transition-base);
}

.module-card:hover {
    border-color: var(--color-cyan);
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
}

.module-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-cyan);
    font-family: 'Bitter', serif;
    line-height: 1;
    margin-bottom: 1rem;
}

.module-card h3 {
    margin-bottom: 1rem;
}

.module-topics {
    list-style: none;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
}

.module-topics li {
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: 0.75rem;
    color: var(--color-charcoal);
}

.module-topics li:before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--color-cyan);
    font-weight: 600;
}

.methodology-section {
    padding: var(--spacing-xl) 0;
}

.methodology-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--spacing-md);
}

.methodology-item {
    text-align: center;
    padding: var(--spacing-md);
}

.methodology-item i {
    font-size: 3rem;
    color: var(--color-cyan);
    margin-bottom: 1rem;
}

.methodology-item h3 {
    margin-bottom: 1rem;
}

.platform-features-detail {
    padding: var(--spacing-xl) 0;
    background: var(--color-light-gray);
}

.feature-detail-grid {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.feature-detail-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.comparison-card {
    padding: var(--spacing-md);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: var(--color-white);
}

.comparison-card h4 {
    margin-bottom: 1rem;
}

.comparison-card ul {
    list-style: none;
}

.comparison-card li {
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: 0.75rem;
}

.comparison-card li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-cyan);
    font-weight: 600;
}

.climate-adaptation-section {
    padding: var(--spacing-xl) 0;
}

.section-subtitle-center {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
    font-size: 1.125rem;
    color: var(--color-charcoal);
}

.climate-adaptation-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.climate-adapt-card {
    padding: var(--spacing-md);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: var(--color-white);
    transition: var(--transition-base);
}

.climate-adapt-card:hover {
    border-color: var(--color-cyan);
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
}

.climate-adapt-card h3 {
    margin-bottom: 1rem;
}

.cta-section {
    padding: var(--spacing-xl) 0;
    background: var(--color-light-gray);
}

.cta-content-centered {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-content-centered h2 {
    margin-bottom: 1rem;
}

.cta-content-centered p {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
}

.subject-section {
    padding: var(--spacing-xl) 0;
}

.subject-section:nth-child(even) {
    background: var(--color-light-gray);
}

.subject-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: var(--spacing-md);
}

.subject-icon {
    width: 80px;
    height: 80px;
    border: 2px solid var(--color-cyan);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.subject-icon i {
    font-size: 2.5rem;
    color: var(--color-cyan);
}

.subject-header-text h2 {
    margin-bottom: 0.5rem;
}

.subject-header-text p {
    margin-bottom: 0;
    color: var(--color-charcoal);
}

.subject-content-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-lg);
}

.subject-main h3 {
    margin-top: var(--spacing-md);
    margin-bottom: 1rem;
}

.subject-main ul {
    margin: 1rem 0;
    padding-left: 1.5rem;
}

.subject-main li {
    margin-bottom: 0.5rem;
}

.subject-sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.sidebar-card {
    padding: var(--spacing-md);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: var(--color-white);
}

.sidebar-card h4 {
    margin-bottom: 1rem;
}

.sidebar-card ul {
    list-style: none;
}

.sidebar-card li {
    margin-bottom: 0.75rem;
    padding-left: 1.5rem;
    position: relative;
}

.sidebar-card li:before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--color-cyan);
    font-weight: 600;
}

.sidebar-card a {
    color: var(--color-cyan);
    font-weight: 500;
}

.insights-content-section {
    padding: var(--spacing-xl) 0;
}

.insights-filter-bar {
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.filter-tags {
    display: inline-flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
}

.filter-tag {
    padding: 0.75rem 1.5rem;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--color-navy);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-base);
}

.filter-tag:hover, .filter-tag.active {
    border-color: var(--color-cyan);
    background: var(--color-cyan);
    color: var(--color-white);
}

.insights-featured {
    margin-bottom: var(--spacing-lg);
}

.featured-insight {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--color-white);
    transition: var(--transition-base);
}

.featured-insight:hover {
    border-color: var(--color-cyan);
    box-shadow: var(--shadow-hover);
}

.featured-insight-image {
    height: 100%;
    overflow: hidden;
}

.featured-insight-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.featured-insight-content {
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.featured-excerpt {
    font-size: 1.125rem;
    font-weight: 500;
}

.insights-grid-full {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-md);
}

.insight-card-full {
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--color-white);
    transition: var(--transition-base);
}

.insight-card-full:hover {
    border-color: var(--color-cyan);
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
}

.contact-info-section {
    padding: var(--spacing-xl) 0;
}

.contact-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.contact-info-card {
    padding: var(--spacing-md);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: var(--color-white);
    text-align: center;
    transition: var(--transition-base);
}

.contact-info-card:hover {
    border-color: var(--color-cyan);
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
}

.contact-info-icon {
    width: 60px;
    height: 60px;
    border: 2px solid var(--color-cyan);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    transition: var(--transition-base);
}

.contact-info-card:hover .contact-info-icon {
    background: var(--color-cyan);
}

.contact-info-icon i {
    font-size: 1.5rem;
    color: var(--color-cyan);
    transition: var(--transition-fast);
}

.contact-info-card:hover .contact-info-icon i {
    color: var(--color-white);
}

.contact-form-section {
    padding: var(--spacing-xl) 0;
    background: var(--color-light-gray);
}

.contact-form-wrapper {
    max-width: 700px;
    margin: 0 auto;
    padding: var(--spacing-lg);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: var(--color-white);
}

.contact-form-header {
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.contact-form-header h2 {
    margin-bottom: 0.5rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--color-navy);
}

.form-group input, .form-group textarea {
    padding: 0.875rem;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 1rem;
    transition: var(--transition-base);
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--color-cyan);
}

.form-group-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.form-group-checkbox label {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    cursor: pointer;
}

.form-group-checkbox input[type="checkbox"] {
    margin-top: 0.25rem;
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.map-section {
    padding: 0;
}

.map-wrapper {
    width: 100%;
    height: 450px;
    border: 2px solid var(--color-border);
}

.thanks-section {
    padding: var(--spacing-xl) 0;
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.thanks-content {
    text-align: center;
    max-width: 600px;
}

.thanks-icon {
    width: 100px;
    height: 100px;
    border: 3px solid var(--color-cyan);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
}

.thanks-icon i {
    font-size: 3rem;
    color: var(--color-cyan);
}

.thanks-content h1 {
    margin-bottom: 1rem;
}

.thanks-content p {
    font-size: 1.125rem;
    margin-bottom: 2rem;
}

.thanks-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.legal-section {
    padding: var(--spacing-xl) 0;
    margin-top: 80px;
}

.legal-section h1 {
    margin-bottom: 0.5rem;
}

.legal-updated {
    color: var(--color-charcoal);
    font-style: italic;
    margin-bottom: var(--spacing-lg);
}

.legal-content h2 {
    margin-top: var(--spacing-md);
    margin-bottom: 1rem;
}

.legal-content h3 {
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

.legal-content ul {
    margin: 1rem 0;
    padding-left: 1.5rem;
}

.legal-content li {
    margin-bottom: 0.5rem;
}

.legal-content strong {
    color: var(--color-navy);
}

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--color-white);
    border-top: 2px solid var(--color-border);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-lg);
    z-index: 2000;
    transform: translateY(100%);
    transition: var(--transition-base);
}

.cookie-banner.show {
    transform: translateY(0);
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
}

.cookie-content p {
    margin: 0;
    flex: 1;
}

.cookie-buttons {
    display: flex;
    gap: 1rem;
    flex-shrink: 0;
}

.cookie-buttons button {
    padding: 0.75rem 1.5rem;
    border: 2px solid var(--color-navy);
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--color-navy);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-base);
}

.cookie-buttons button:hover {
    background: var(--color-navy);
    color: var(--color-white);
}

.cookie-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 22, 40, 0.8);
    z-index: 3000;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
}

.cookie-modal.show {
    display: flex;
}

.cookie-modal-content {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    max-width: 600px;
    width: 100%;
    max-height: 80vh;
    overflow-y: auto;
}

.cookie-modal-content h3 {
    margin-bottom: var(--spacing-md);
}

.cookie-category {
    padding: var(--spacing-md);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
}

.cookie-category-header label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    font-weight: 600;
}

.cookie-category input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.cookie-category p {
    margin-top: 0.75rem;
    margin-bottom: 0;
    font-size: 0.95rem;
    color: var(--color-charcoal);
}

.cookie-modal-buttons {
    display: flex;
    gap: 1rem;
    margin-top: var(--spacing-md);
}

.cookie-modal-buttons button {
    flex: 1;
    padding: 0.875rem;
    border: 2px solid var(--color-navy);
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--color-navy);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-base);
}

.cookie-modal-buttons button:hover {
    background: var(--color-navy);
    color: var(--color-white);
}

@media (max-width: 1024px) {
    .nav-left, .nav-right {
        display: none;
    }
    
    .nav-logo {
        position: static;
        transform: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
    }
    
    .intro-grid {
        grid-template-columns: 1fr;
    }
    
    .split-container {
        grid-template-columns: 1fr;
    }
    
    .split-fixed {
        position: relative;
        top: 0;
        height: 400px;
    }
    
    .footer-main {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .content-grid-two-col {
        grid-template-columns: 1fr;
    }
    
    .feature-detail-item {
        grid-template-columns: 1fr;
    }
    
    .subject-content-grid {
        grid-template-columns: 1fr;
    }
    
    .featured-insight {
        grid-template-columns: 1fr;
    }
    
    .featured-insight-image {
        height: 300px;
    }
    
    .cookie-content {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .cookie-buttons {
        width: 100%;
        flex-direction: column;
    }
    
    .cookie-buttons button {
        width: 100%;
    }
}

@media (max-width: 640px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }
    
    .hero-stats-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .climate-grid {
        grid-template-columns: 1fr;
    }
    
    .modules-grid {
        grid-template-columns: 1fr;
    }
    
    .methodology-grid {
        grid-template-columns: 1fr;
    }
    
    .climate-adaptation-grid {
        grid-template-columns: 1fr;
    }
    
    .insights-grid {
        grid-template-columns: 1fr;
    }
    
    .insights-grid-full {
        grid-template-columns: 1fr;
    }
    
    .contact-cards-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-info-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    .filter-tags {
        flex-direction: column;
    }
    
    .filter-tag {
        width: 100%;
    }
    
    .subject-header {
        flex-direction: column;
        text-align: center;
    }
    
    .thanks-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .thanks-actions a {
        width: 100%;
    }
}