:root {
    --primary-color: #1a472a;
    --secondary-color: #2d5f3f;
    --accent-color: #4a8f5e;
    --light-green: #e8f5e9;
    --dark-text: #1a1a1a;
    --light-text: #666666;
    --white: #ffffff;
    --gray-light: #f5f5f5;
    --gray-medium: #e0e0e0;
    --border-color: #dddddd;
    --pulse-color: #66bb6a;
    --gold-accent: #d4af37;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--dark-text);
    background-color: var(--white);
}

.container-fluid {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header Styles */
.main-header {
    background-color: var(--primary-color);
    padding: 15px 0;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.logo-wrapper {
    display: flex;
    align-items: center;
    gap: 15px;
}

.site-logo {
    border-radius: 8px;
}

.brand-title {
    color: var(--white);
    font-size: 1.5rem;
    font-weight: 600;
}

.primary-navigation {
    flex-grow: 1;
}

.nav-menu {
    list-style: none;
    display: flex;
    gap: 5px;
    justify-content: flex-end;
    flex-wrap: wrap;
}

.nav-link {
    color: var(--white);
    text-decoration: none;
    padding: 8px 12px;
    border-radius: 4px;
    transition: background-color 0.3s ease;
    font-size: 0.95rem;
}

.nav-link:hover,
.nav-link.active {
    background-color: var(--secondary-color);
}

/* Hero Section */
.hero-pulse-section {
    position: relative;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    padding: 100px 20px;
    text-align: center;
    overflow: hidden;
}

.pulse-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: pulse-fade 3s ease-in-out infinite;
}

@keyframes pulse-fade {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.7; }
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-headline {
    font-size: 3rem;
    margin-bottom: 20px;
    font-weight: 700;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero-tagline {
    font-size: 1.3rem;
    margin-bottom: 40px;
    opacity: 0.95;
}

.pulse-wave-visual {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 30px;
}

.wave-line {
    width: 60px;
    height: 4px;
    background-color: var(--pulse-color);
    border-radius: 2px;
    animation: wave-pulse 1.5s ease-in-out infinite;
}

.wave-line:nth-child(2) {
    animation-delay: 0.3s;
}

.wave-line:nth-child(3) {
    animation-delay: 0.6s;
}

@keyframes wave-pulse {
    0%, 100% { transform: scaleY(1); }
    50% { transform: scaleY(3); }
}

/* Section Styles */
.intro-knowledge-section,
.pulse-wave-grid,
.recent-pulse-reports,
.methodology-notice {
    padding: 60px 20px;
}

.section-title,
.section-headline {
    text-align: center;
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 40px;
    font-weight: 700;
}

.section-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: var(--light-text);
    margin-bottom: 50px;
}

/* Knowledge Grid */
.knowledge-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.knowledge-card {
    background-color: var(--light-green);
    padding: 30px;
    border-radius: 12px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.knowledge-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

.knowledge-icon {
    font-size: 3rem;
    display: block;
    margin-bottom: 15px;
}

.knowledge-card h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 1.4rem;
}

.knowledge-card p {
    color: var(--light-text);
    line-height: 1.6;
}

/* Pulse Fields */
.pulse-fields-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.pulse-field {
    background-color: var(--white);
    border: 2px solid var(--gray-medium);
    border-radius: 12px;
    padding: 25px;
    position: relative;
    overflow: hidden;
    transition: border-color 0.3s ease;
}

.pulse-field:hover {
    border-color: var(--accent-color);
}

.pulse-field-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.field-icon {
    font-size: 2.5rem;
}

.pulse-field-header h3 {
    color: var(--primary-color);
    font-size: 1.4rem;
}

.pulse-field-content p {
    color: var(--light-text);
    margin-bottom: 20px;
}

.pulse-indicators {
    list-style: none;
    margin: 20px 0;
}

.pulse-indicators li {
    padding: 8px 0;
    color: var(--light-text);
    border-bottom: 1px solid var(--gray-medium);
}

.pulse-indicators li:before {
    content: "▸ ";
    color: var(--accent-color);
    font-weight: bold;
}

.pulse-cta {
    display: inline-block;
    background-color: var(--accent-color);
    color: var(--white);
    padding: 10px 20px;
    border-radius: 6px;
    text-decoration: none;
    transition: background-color 0.3s ease;
    margin-top: 15px;
}

.pulse-cta:hover {
    background-color: var(--secondary-color);
}

.pulse-wave-indicator {
    margin-top: 20px;
    height: 30px;
    display: flex;
    align-items: center;
}

.oscillation-band {
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-color) 0%, transparent 100%);
    animation: oscillation 2s ease-in-out infinite;
}

@keyframes oscillation {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
}

/* Pulse Reports Grid */
.pulse-reports-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.pulse-report-card {
    background-color: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.pulse-report-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

.pulse-report-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.report-content {
    padding: 20px;
}

.report-content h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.report-content p {
    color: var(--light-text);
    margin-bottom: 15px;
}

.report-link {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.report-link:hover {
    color: var(--primary-color);
}

/* Methodology Notice */
.methodology-notice {
    background-color: var(--gray-light);
}

.methodology-notice h2 {
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 30px;
    font-size: 2rem;
}

.methodology-notice p {
    text-align: center;
    color: var(--light-text);
    max-width: 900px;
    margin: 0 auto 30px;
    line-height: 1.8;
}

.disclaimer-box {
    background-color: var(--white);
    border-left: 4px solid var(--accent-color);
    padding: 25px;
    border-radius: 8px;
    max-width: 900px;
    margin: 0 auto;
}

.disclaimer-box h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.disclaimer-box p {
    text-align: left;
    color: var(--light-text);
}

/* Page Hero */
.page-hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    padding: 60px 20px;
    text-align: center;
}

.page-hero h1 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.page-hero p {
    font-size: 1.2rem;
    opacity: 0.95;
}

/* Content Section */
.content-section {
    padding: 60px 20px;
}

.content-wrapper {
    max-width: 900px;
    margin: 0 auto;
}

.content-image {
    width: 100%;
    height: auto;
    border-radius: 12px;
    margin-bottom: 30px;
}

.content-wrapper h2 {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: 20px;
    margin-top: 40px;
}

.content-wrapper h3 {
    color: var(--secondary-color);
    font-size: 1.5rem;
    margin-bottom: 15px;
    margin-top: 30px;
}

.content-wrapper h4 {
    color: var(--primary-color);
    font-size: 1.2rem;
    margin-bottom: 10px;
    margin-top: 20px;
}

.content-wrapper p {
    color: var(--light-text);
    margin-bottom: 20px;
    line-height: 1.8;
}

.styled-list {
    list-style: none;
    margin: 20px 0;
}

.styled-list li {
    padding: 10px 0 10px 30px;
    color: var(--light-text);
    position: relative;
    line-height: 1.6;
}

.styled-list li:before {
    content: "●";
    color: var(--accent-color);
    position: absolute;
    left: 0;
    font-size: 1.2rem;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin: 30px 0;
}

.info-card {
    background-color: var(--light-green);
    padding: 20px;
    border-radius: 8px;
    border-left: 4px solid var(--accent-color);
}

.info-card h4 {
    color: var(--primary-color);
    margin-bottom: 10px;
}

.info-card p {
    color: var(--light-text);
    font-size: 0.95rem;
}

.highlight-box {
    background-color: var(--light-green);
    border-left: 4px solid var(--pulse-color);
    padding: 25px;
    border-radius: 8px;
    margin: 30px 0;
}

.highlight-box h4 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.highlight-box p {
    color: var(--light-text);
}

/* Footer */
.site-footer {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 50px 20px 20px;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 30px;
}

.footer-column h4 {
    margin-bottom: 20px;
    font-size: 1.2rem;
}

.footer-column p {
    margin-bottom: 10px;
    opacity: 0.9;
}

.footer-column a {
    color: var(--white);
    text-decoration: none;
    transition: opacity 0.3s ease;
}

.footer-column a:hover {
    opacity: 0.7;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.2);
    opacity: 0.8;
}

/* Cookie Consent Banner */
.cookie-consent-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--primary-color);
    color: var(--white);
    padding: 25px;
    box-shadow: 0 -4px 10px rgba(0,0,0,0.2);
    z-index: 2000;
    display: none;
}

.cookie-consent-banner.show {
    display: block;
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
}

.cookie-content h3 {
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.cookie-content p {
    margin-bottom: 20px;
    line-height: 1.6;
}

.cookie-content a {
    color: var(--pulse-color);
    text-decoration: underline;
}

.cookie-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.cookie-btn {
    padding: 12px 30px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.3s ease;
}

.cookie-btn.accept {
    background-color: var(--accent-color);
    color: var(--white);
}

.cookie-btn.accept:hover {
    background-color: var(--pulse-color);
}

.cookie-btn.reject {
    background-color: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

.cookie-btn.reject:hover {
    background-color: rgba(255,255,255,0.1);
}

/* Responsive Design */
@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        gap: 15px;
    }
    
    .nav-menu {
        justify-content: center;
    }
    
    .hero-headline {
        font-size: 2rem;
    }
    
    .hero-tagline {
        font-size: 1rem;
    }
    
    .section-title,
    .section-headline {
        font-size: 1.8rem;
    }
    
    .pulse-fields-container,
    .knowledge-grid,
    .pulse-reports-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
    }
}