:root {
    --primary: #2d5a27;
    --primary-light: #4a7c43;
    --primary-dark: #1a3a15;
    --secondary: #8fbc8f;
    --accent: #d4a574;
    --accent-light: #e8c9a8;
    --cream: #faf8f5;
    --dark: #1a1a1a;
    --gray: #6b7280;
    --light-gray: #e5e7eb;
    --white: #ffffff;
    --shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    --shadow-sm: 0 4px 15px rgba(0, 0, 0, 0.08);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Source Sans 3', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--dark);
    background-color: var(--cream);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Playfair Display', Georgia, serif;
    font-weight: 600;
    line-height: 1.3;
}

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

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

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

.section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-subtitle {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--primary);
    margin-bottom: 12px;
}

.section-title {
    font-size: clamp(2rem, 5vw, 2.75rem);
    color: var(--dark);
    margin-bottom: 20px;
}

.section-description {
    font-size: 1.125rem;
    color: var(--gray);
    line-height: 1.8;
}

.section-header.light .section-title {
    color: var(--white);
}

.section-header.light .section-description {
    color: rgba(255, 255, 255, 0.8);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: 8px;
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
}

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

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

.btn-secondary {
    background: transparent;
    color: var(--white);
    border-color: var(--white);
}

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

.btn-full {
    width: 100%;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(26, 26, 26, 0.95);
    backdrop-filter: blur(10px);
    padding: 16px 0;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(26, 26, 26, 0.98);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: 'Playfair Display', serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
}

.logo-icon {
    width: 32px;
    height: 32px;
    color: var(--secondary);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-menu a {
    font-size: 0.9375rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.85);
    padding: 8px 0;
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--secondary);
    transition: var(--transition);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

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

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

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

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1a3a15 0%, #2d5a27 50%, #3d7a35 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center, transparent 0%, rgba(0, 0, 0, 0.2) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 0 24px;
    max-width: 900px;
}

.hero h1 {
    font-size: clamp(2.5rem, 6vw, 4rem);
    color: var(--white);
    margin-bottom: 24px;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.hero p {
    font-size: clamp(1.125rem, 2vw, 1.375rem);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 40px;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.8125rem;
}

.scroll-indicator svg {
    width: 24px;
    height: 24px;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-8px); }
    60% { transform: translateY(-4px); }
}

/* Animations */
.animate-fade-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s ease forwards;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* About Section */
.about-section {
    background: var(--white);
}

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

.about-card {
    background: var(--cream);
    padding: 40px 30px;
    border-radius: 16px;
    text-align: center;
    transition: var(--transition);
}

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

.about-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 24px;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-icon svg {
    width: 36px;
    height: 36px;
    color: var(--white);
}

.about-card h3 {
    font-size: 1.25rem;
    color: var(--dark);
    margin-bottom: 12px;
}

.about-card p {
    color: var(--gray);
    font-size: 0.9375rem;
}

/* Species Section */
.species-section {
    background: linear-gradient(135deg, #1a3a15 0%, #2d5a27 100%);
}

.species-tabs {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 12px 28px;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--white);
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 30px;
    cursor: pointer;
    transition: var(--transition);
}

.tab-btn:hover,
.tab-btn.active {
    background: var(--white);
    color: var(--primary);
    border-color: var(--white);
}

.species-panel {
    display: none;
}

.species-panel.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.species-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.species-card {
    background: var(--white);
    border-radius: 16px;
    overflow: hidden;
    transition: var(--transition);
}

.species-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
}

.species-image {
    height: 180px;
    background-size: cover;
    background-position: center;
}

.species-image.oak {
    background: linear-gradient(135deg, #5d8a4a 0%, #3d6b32 100%);
}

.species-image.maple {
    background: linear-gradient(135deg, #c75b39 0%, #8b3a1f 100%);
}

.species-image.birch {
    background: linear-gradient(135deg, #e8dcc4 0%, #c9b896 100%);
}

.species-image.cherry {
    background: linear-gradient(135deg, #f5b5c8 0%, #e891a8 100%);
}

.species-image.redwood {
    background: linear-gradient(135deg, #8b4513 0%, #654321 100%);
}

.species-image.pine {
    background: linear-gradient(135deg, #2e8b57 0%, #1a5a3a 100%);
}

.species-image.spruce {
    background: linear-gradient(135deg, #4a7c59 0%, #2d5a3a 100%);
}

.species-image.cedar {
    background: linear-gradient(135deg, #6b8e6b 0%, #4a6b4a 100%);
}

.species-image.baobab {
    background: linear-gradient(135deg, #a08060 0%, #7a5a40 100%);
}

.species-image.kapok {
    background: linear-gradient(135deg, #7cb342 0%, #558b2f 100%);
}

.species-image.teak {
    background: linear-gradient(135deg, #b8860b 0%, #8b6914 100%);
}

.species-image.rubber {
    background: linear-gradient(135deg, #4a7c43 0%, #2d5a27 100%);
}

.species-info {
    padding: 24px;
}

.species-info h4 {
    font-size: 1.25rem;
    color: var(--dark);
    margin-bottom: 10px;
}

.species-info p {
    color: var(--gray);
    font-size: 0.9375rem;
    margin-bottom: 12px;
}

.species-lifespan {
    display: inline-block;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--primary);
    background: rgba(45, 90, 39, 0.1);
    padding: 4px 12px;
    border-radius: 20px;
}

/* Importance Section */
.importance-section {
    background: var(--cream);
}

.importance-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 60px;
}

.importance-item {
    text-align: center;
    padding: 30px 20px;
    background: var(--white);
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
}

.importance-number {
    font-family: 'Playfair Display', serif;
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 8px;
}

.importance-number::after {
    content: '+';
    font-size: 2rem;
}

.importance-label {
    font-size: 0.9375rem;
    color: var(--gray);
    line-height: 1.5;
}

.benefits-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.benefit-card {
    background: var(--white);
    padding: 36px 28px;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.benefit-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow);
}

.benefit-icon {
    width: 60px;
    height: 60px;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.benefit-icon svg {
    width: 30px;
    height: 30px;
    color: var(--white);
}

.benefit-card h4 {
    font-size: 1.125rem;
    color: var(--dark);
    margin-bottom: 12px;
}

.benefit-card p {
    color: var(--gray);
    font-size: 0.9375rem;
}

/* Facts Section */
.facts-section {
    background: linear-gradient(135deg, #1a3a15 0%, #2d5a27 100%);
    position: relative;
}

.facts-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z' fill='%23ffffff' fill-opacity='0.03' fill-rule='evenodd'/%3E%3C/svg%3E");
}

.facts-timeline {
    max-width: 800px;
    margin: 0 auto;
}

.fact-item {
    display: flex;
    gap: 24px;
    padding: 30px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    margin-bottom: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.fact-item:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateX(8px);
}

.fact-number {
    font-family: 'Playfair Display', serif;
    font-size: 2rem;
    font-weight: 700;
    color: var(--secondary);
    flex-shrink: 0;
    width: 60px;
}

.fact-content h4 {
    font-size: 1.25rem;
    color: var(--white);
    margin-bottom: 8px;
}

.fact-content p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9375rem;
}

/* Quiz Section */
.quiz-section {
    background: var(--cream);
    padding: 80px 0;
}

.quiz-card {
    background: var(--white);
    padding: 50px;
    border-radius: 24px;
    box-shadow: var(--shadow);
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.quiz-card h3 {
    font-size: 1.75rem;
    color: var(--dark);
    margin-bottom: 12px;
}

.quiz-card > p {
    color: var(--gray);
    margin-bottom: 30px;
}

.quiz-container {
    text-align: left;
}

.quiz-question {
    padding: 20px 0;
}

.quiz-number {
    display: inline-block;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--primary);
    background: rgba(45, 90, 39, 0.1);
    padding: 4px 12px;
    border-radius: 20px;
    margin-bottom: 16px;
}

.quiz-question h4 {
    font-size: 1.125rem;
    color: var(--dark);
    margin-bottom: 20px;
}

.quiz-options {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.quiz-option {
    padding: 16px 20px;
    background: var(--cream);
    border: 2px solid var(--light-gray);
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.9375rem;
}

.quiz-option:hover {
    border-color: var(--primary);
    background: rgba(45, 90, 39, 0.05);
}

.quiz-option.correct {
    border-color: #22c55e;
    background: rgba(34, 197, 94, 0.1);
}

.quiz-option.incorrect {
    border-color: #ef4444;
    background: rgba(239, 68, 68, 0.1);
}

.quiz-option.disabled {
    pointer-events: none;
    opacity: 0.7;
}

.quiz-feedback {
    margin-top: 16px;
    padding: 16px;
    border-radius: 12px;
    font-size: 0.9375rem;
    display: none;
}

.quiz-feedback.correct {
    display: block;
    background: rgba(34, 197, 94, 0.1);
    color: #16a34a;
}

.quiz-feedback.incorrect {
    display: block;
    background: rgba(239, 68, 68, 0.1);
    color: #dc2626;
}

.quiz-results h4 {
    font-size: 1.5rem;
    color: var(--dark);
    margin-bottom: 16px;
}

.quiz-results h4 span {
    color: var(--primary);
}

.quiz-results p {
    color: var(--gray);
    margin-bottom: 24px;
}

/* Contact Section */
.contact-section {
    background: var(--white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact-info {
    padding-right: 40px;
}

.contact-info .section-subtitle {
    text-align: left;
}

.contact-info .section-title {
    text-align: left;
    margin-bottom: 20px;
}

.contact-info > p {
    color: var(--gray);
    margin-bottom: 30px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--dark);
}

.contact-item svg {
    width: 20px;
    height: 20px;
    color: var(--primary);
}

.contact-form {
    background: var(--cream);
    padding: 40px;
    border-radius: 20px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    font-size: 0.9375rem;
    font-family: inherit;
    border: 2px solid var(--light-gray);
    border-radius: 10px;
    background: var(--white);
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(45, 90, 39, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-success {
    display: none;
    margin-top: 20px;
    padding: 16px;
    background: rgba(34, 197, 94, 0.1);
    color: #16a34a;
    border-radius: 10px;
    text-align: center;
    font-weight: 500;
}

.form-success.show {
    display: block;
    animation: fadeIn 0.5s ease;
}

/* Footer */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: 80px 0 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 60px;
}

.footer-brand {
    max-width: 300px;
}

.footer-brand .logo {
    margin-bottom: 20px;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9375rem;
    line-height: 1.7;
}

.footer-links h4 {
    font-size: 1rem;
    color: var(--white);
    margin-bottom: 20px;
}

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

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9375rem;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--secondary);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

.footer-social {
    display: flex;
    gap: 16px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--primary);
    transform: translateY(-3px);
}

.footer-social svg {
    width: 18px;
    height: 18px;
    color: var(--white);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .importance-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .benefits-list {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--dark);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 24px;
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
    }
    
    .nav-menu.active {
        opacity: 1;
        visibility: visible;
    }
    
    .nav-menu a {
        font-size: 1.25rem;
    }
    
    .nav-toggle {
        display: flex;
        z-index: 1001;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .section {
        padding: 60px 0;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .importance-grid {
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }
    
    .importance-number {
        font-size: 2.25rem;
    }
    
    .benefits-list {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .contact-info {
        padding-right: 0;
    }
    
    .contact-info .section-subtitle,
    .contact-info .section-title {
        text-align: center;
    }
    
    .contact-info > p {
        text-align: center;
    }
    
    .contact-details {
        align-items: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-brand {
        max-width: none;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 16px;
    }
    
    .quiz-card {
        padding: 30px 20px;
    }
    
    .fact-item {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
    
    .fact-number {
        width: auto;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .importance-grid {
        grid-template-columns: 1fr;
    }
    
    .species-tabs {
        gap: 8px;
    }
    
    .tab-btn {
        padding: 10px 20px;
        font-size: 0.875rem;
    }
    
    .species-grid {
        grid-template-columns: 1fr;
    }
    
    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: 12px 14px;
    }
}