:root {
    --color-primary: #4a6741;
    --color-primary-dark: #3a5233;
    --color-primary-light: #5a7a5a;
    --color-secondary: #6b8e6b;
    --color-accent: #7a9e7a;
    --color-bg-light: #f5f7f5;
    --color-bg: #ffffff;
    --color-text: #2d3a2d;
    --color-text-light: #5a6a5a;
    --color-border: #d4e6d4;
    --color-gray: #8a9a8a;
    --transition: all 0.3s ease;
    --shadow: 0 2px 8px rgba(74, 106, 65, 0.1);
    --shadow-hover: 0 4px 16px rgba(74, 106, 65, 0.2);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--color-text);
    line-height: 1.6;
    background-color: var(--color-bg);
}

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

/* Header Styles */
.header {
    background-color: var(--color-bg);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo {
    text-decoration: none;
    color: var(--color-primary);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: var(--color-text);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    padding: 0.5rem 0;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--color-primary);
}

.nav-menu a.active::after,
.nav-menu a:hover::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--color-primary);
}

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

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--color-primary);
    transition: var(--transition);
    border-radius: 2px;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--color-bg-light) 0%, #e8ede8 100%);
    padding: 4rem 0;
    margin-bottom: 4rem;
}

.hero-content {
    text-align: center;
    margin-bottom: 3rem;
}

.hero h1 {
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: 1rem;
    font-weight: 700;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-light);
    margin-bottom: 2rem;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 0.875rem 2rem;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: var(--transition);
    text-align: center;
}

.btn-primary {
    background-color: var(--color-primary);
    color: white;
}

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

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

.btn-secondary:hover {
    background-color: var(--color-primary);
    color: white;
}

.hero-visual {
    max-width: 600px;
    margin: 0 auto;
}

.wind-diagram {
    width: 100%;
    height: auto;
}

.wind-path {
    stroke-dasharray: 10 5;
    animation: windFlow 20s linear infinite;
}

@keyframes windFlow {
    0% {
        stroke-dashoffset: 0;
    }
    100% {
        stroke-dashoffset: 1000;
    }
}

.wind-point {
    animation: windPulse 2s ease-in-out infinite;
}

@keyframes windPulse {
    0%, 100% {
        opacity: 0.6;
        transform: scale(1);
    }
    50% {
        opacity: 1;
        transform: scale(1.2);
    }
}

/* Features Section */
.features {
    padding: 4rem 0;
    background-color: var(--color-bg);
}

.section-title {
    text-align: center;
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: 3rem;
    font-weight: 700;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    background-color: var(--color-bg);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.feature-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 1rem;
}

.feature-icon svg {
    width: 100%;
    height: 100%;
}

.feature-card h3 {
    color: var(--color-primary);
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

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

/* Calculator Widget */
.wind-calculator-section {
    padding: 4rem 0;
    background-color: var(--color-bg-light);
}

.calculator-widget {
    max-width: 900px;
    margin: 0 auto;
    background-color: var(--color-bg);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.calculator-inputs {
    margin-bottom: 2rem;
}

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

.input-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--color-text);
    font-weight: 500;
}

.input-group input[type="number"],
.input-group select {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--color-border);
    border-radius: 6px;
    font-size: 1rem;
    transition: var(--transition);
    background-color: var(--color-bg);
}

.input-group input[type="number"]:focus,
.input-group select:focus {
    outline: none;
    border-color: var(--color-primary);
}

.input-group input[type="range"] {
    width: 100%;
    margin-top: 0.5rem;
    accent-color: var(--color-primary);
}

.calculator-results {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.result-card {
    background-color: var(--color-bg-light);
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 4px solid var(--color-primary);
}

.result-card h4 {
    color: var(--color-primary);
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.result-value {
    color: var(--color-text);
    font-size: 1.1rem;
    font-weight: 600;
}

/* Stats Section */
.stats {
    padding: 4rem 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: white;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    text-align: center;
}

.stat-item {
    padding: 1rem;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    opacity: 0.9;
}

/* Page Header */
.page-header {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: white;
    padding: 3rem 0;
    text-align: center;
}

.page-header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.page-subtitle {
    font-size: 1.1rem;
    opacity: 0.95;
}

/* Content Sections */
.content-section {
    padding: 3rem 0;
}

.wind-patterns,
.effect-category,
.equipment-category {
    margin-bottom: 4rem;
}

.pattern-card,
.effect-card,
.equipment-card {
    background-color: var(--color-bg);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    margin-bottom: 2rem;
}

.pattern-card h3,
.effect-card h3,
.equipment-card h3 {
    color: var(--color-primary);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.wind-chart {
    margin-top: 1.5rem;
    height: 200px;
}

/* Wind Rose */
.wind-rose {
    margin: 3rem 0;
}

.wind-rose-container {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    align-items: flex-start;
    justify-content: center;
}

.wind-rose-legend {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.legend-color {
    width: 20px;
    height: 20px;
    border-radius: 4px;
}

/* Wind Statistics */
.wind-statistics {
    margin: 3rem 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.stat-box {
    background-color: var(--color-bg-light);
    padding: 1.5rem;
    border-radius: 8px;
    text-align: center;
    border-top: 4px solid var(--color-primary);
}

.stat-box .stat-label {
    color: var(--color-text-light);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.stat-box .stat-value {
    color: var(--color-primary);
    font-size: 2rem;
    font-weight: 700;
}

/* Images */
.effect-image,
.equipment-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 1rem;
}

.equipment-icon-large {
    width: 100%;
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-bg-light);
    border-radius: 8px;
    margin-bottom: 1rem;
}

.equipment-icon-large svg {
    width: 80%;
    height: 80%;
    max-width: 300px;
}

/* Crop Details */
.crop-specific {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.crop-detail {
    background-color: var(--color-bg-light);
    padding: 2rem;
    border-radius: 8px;
    border-left: 4px solid var(--color-primary);
}

.crop-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.sensitivity-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.sensitivity-badge.low {
    background-color: #d4e6d4;
    color: var(--color-primary-dark);
}

.sensitivity-badge.moderate {
    background-color: #9abe9a;
    color: white;
}

.sensitivity-badge.high {
    background-color: var(--color-primary);
    color: white;
}

.impact-chart {
    margin-top: 1.5rem;
}

.impact-bar {
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.impact-label {
    min-width: 100px;
    font-size: 0.9rem;
    color: var(--color-text-light);
}

.impact-fill {
    height: 24px;
    border-radius: 4px;
    transition: width 0.5s ease;
}

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

.strategy-card {
    background-color: var(--color-bg-light);
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 4px solid var(--color-secondary);
}

.strategy-card h3 {
    color: var(--color-primary);
    margin-bottom: 0.75rem;
}

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

.equipment-content {
    padding: 1rem 0;
}

.equipment-type {
    color: var(--color-secondary);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.5rem;
}

.equipment-specs {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-border);
}

.spec-item {
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

/* Installation Guide */
.installation-guide {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.guide-step {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
}

.step-number {
    width: 40px;
    height: 40px;
    background-color: var(--color-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    flex-shrink: 0;
}

.step-content h3 {
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

/* Comparison Table */
.comparison-table {
    margin-top: 3rem;
}

.equipment-table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--color-bg);
    box-shadow: var(--shadow);
    border-radius: 8px;
    overflow: hidden;
}

.equipment-table th {
    background-color: var(--color-primary);
    color: white;
    padding: 1rem;
    text-align: left;
    font-weight: 600;
}

.equipment-table td {
    padding: 1rem;
    border-bottom: 1px solid var(--color-border);
}

.equipment-table tr:last-child td {
    border-bottom: none;
}

.equipment-table tr:hover {
    background-color: var(--color-bg-light);
}

/* FAQ */
.faq-container {
    max-width: 900px;
    margin: 0 auto;
}

.faq-category {
    margin-bottom: 3rem;
}

.faq-category h2 {
    color: var(--color-primary);
    margin-bottom: 2rem;
    font-size: 1.75rem;
}

.faq-item {
    margin-bottom: 1rem;
    background-color: var(--color-bg);
    border-radius: 8px;
    box-shadow: var(--shadow);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: 1.25rem;
    background: none;
    border: none;
    text-align: left;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

.faq-question:hover {
    background-color: var(--color-bg-light);
    color: var(--color-primary);
}

.faq-icon {
    font-size: 1.5rem;
    color: var(--color-primary);
    transition: var(--transition);
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 1.25rem 1.25rem;
    color: var(--color-text-light);
    line-height: 1.8;
}

/* Contact Form */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
    margin-top: 2rem;
}

.contact-info-center {
    max-width: 800px;
    margin: 0 auto;
    margin-top: 2rem;
}

.contact-info h2 {
    color: var(--color-primary);
    margin-bottom: 2rem;
}

.info-items {
    margin-bottom: 2rem;
}

.info-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.info-icon {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
}

.info-icon svg {
    width: 100%;
    height: 100%;
}

.info-content h3 {
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.info-content p {
    color: var(--color-text-light);
    margin-bottom: 0.25rem;
}

.office-hours {
    background-color: var(--color-bg-light);
    padding: 1.5rem;
    border-radius: 8px;
}

.office-hours h3 {
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.office-hours ul {
    list-style: none;
}

.office-hours li {
    margin-bottom: 0.5rem;
    color: var(--color-text-light);
}

.contact-form-wrapper h2 {
    color: var(--color-primary);
    margin-bottom: 1.5rem;
}

.contact-form {
    background-color: var(--color-bg);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--color-text);
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--color-border);
    border-radius: 6px;
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
}

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

.checkbox-group {
    margin-top: 1.5rem;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    margin-top: 0.25rem;
    accent-color: var(--color-primary);
}

.checkbox-label a {
    color: var(--color-primary);
    text-decoration: underline;
}

.form-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 6px;
    display: none;
}

.form-message.success {
    background-color: #d4e6d4;
    color: var(--color-primary-dark);
    display: block;
}

.form-message.error {
    background-color: #f8d7da;
    color: #721c24;
    display: block;
}

/* Privacy Policy */
.privacy-content {
    max-width: 900px;
    margin: 0 auto;
}

.privacy-section {
    margin-bottom: 3rem;
}

.privacy-section h2 {
    color: var(--color-primary);
    font-size: 1.75rem;
    margin-bottom: 1rem;
}

.privacy-section h3 {
    color: var(--color-primary-dark);
    font-size: 1.25rem;
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

.privacy-section p {
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.privacy-section ul {
    margin-left: 2rem;
    margin-bottom: 1rem;
}

.privacy-section li {
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: 0.5rem;
}

.privacy-section strong {
    color: var(--color-text);
}

.consent-form-wrapper {
    background-color: var(--color-bg-light);
    padding: 2rem;
    border-radius: 8px;
    margin-top: 1.5rem;
    border: 2px solid var(--color-border);
}

.consent-form {
    max-width: 600px;
}

/* Footer */
.footer {
    background-color: var(--color-primary-dark);
    color: white;
    padding: 3rem 0 1rem;
    margin-top: 4rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.footer-section p {
    opacity: 0.9;
    line-height: 1.6;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: white;
    text-decoration: none;
    opacity: 0.9;
    transition: var(--transition);
}

.footer-section a:hover {
    opacity: 1;
    text-decoration: underline;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    opacity: 0.8;
}

/* Map */
.wind-map {
    margin: 3rem 0;
}

.map-container {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.wind-map-image {
    width: 100%;
    height: auto;
    display: block;
}

.map-overlay {
    position: absolute;
    top: 20px;
    right: 20px;
    background-color: rgba(255, 255, 255, 0.95);
    padding: 1.5rem;
    border-radius: 8px;
    max-width: 250px;
}

.map-legend h4 {
    color: var(--color-primary);
    margin-bottom: 1rem;
    font-size: 1rem;
}

.legend-scale {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.scale-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.scale-color {
    width: 24px;
    height: 24px;
    border-radius: 4px;
    border: 1px solid var(--color-border);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        flex-direction: column;
        background-color: var(--color-bg);
        box-shadow: var(--shadow);
        padding: 2rem;
        transition: left 0.3s ease;
        gap: 1rem;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }

    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
    }

    .wind-rose-container {
        flex-direction: column;
    }

    .guide-step {
        flex-direction: column;
    }

    .step-number {
        align-self: flex-start;
    }
}

@media (max-width: 480px) {
    .hero-cta {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }

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

    .calculator-results {
        grid-template-columns: 1fr;
    }
}