/* ============================================
   嘟嘟乐途 dudult.com — 乡村自驾旅游网
   Color Palette: Nature-inspired greens, earthy tones, ocean blues
   ============================================ */

:root {
    --green-900: #1a3a1a;
    --green-800: #2d5a27;
    --green-700: #3d7a35;
    --green-500: #5ea853;
    --green-300: #8bc67e;
    --green-100: #d4edd0;
    --green-50: #f0f8ee;

    --earth-900: #5c3d2e;
    --earth-700: #8b5e3c;
    --earth-500: #c4956a;
    --earth-300: #e8c9a0;
    --earth-100: #f5ead5;
    --earth-50: #fdf8f0;

    --ocean-900: #1a3a5c;
    --ocean-700: #2e6b8a;
    --ocean-500: #4da6c4;
    --ocean-300: #8cd4e8;
    --ocean-100: #d4f0f8;

    --sunset-500: #f5a623;
    --sunset-400: #f7c56c;
    --sunset-300: #fce0a8;

    --text-primary: #2c3e2d;
    --text-secondary: #5a6b5c;
    --text-muted: #8a9a8b;
    --text-light: #b0bfb0;

    --white: #ffffff;
    --white-90: rgba(255, 255, 255, 0.9);
    --white-80: rgba(255, 255, 255, 0.8);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 16px 60px rgba(0, 0, 0, 0.15);

    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --radius-full: 9999px;

    --font-sans: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Playfair Display', 'Noto Sans SC', serif;

    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== Reset ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-sans);
    color: var(--text-primary);
    background: var(--earth-50);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }
button, input, select, textarea {
    font-family: inherit;
    border: none;
    outline: none;
    background: none;
}

/* ===== Navigation ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: var(--transition);
}

.navbar.scrolled {
    background: var(--white-90);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: var(--shadow-sm);
    padding: 10px 0;
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--white);
    transition: var(--transition);
    background: rgba(255, 255, 255, 1);
    border-radius: var(--radius-full);
    padding: 4px 12px;
}

.navbar.scrolled .nav-logo { color: var(--green-900); }

.logo-icon { font-size: 1.6rem; }

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    padding: 8px 18px;
    border-radius: var(--radius-full);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--white-80);
    transition: var(--transition);
    position: relative;
}

.navbar.scrolled .nav-link { color: var(--text-secondary); }

.nav-link:hover,
.nav-link.active {
    color: var(--white);
    background: rgba(255, 255, 255, 0.15);
}

.navbar.scrolled .nav-link:hover,
.navbar.scrolled .nav-link.active {
    color: var(--green-800);
    background: var(--green-100);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--white);
    border-radius: 2px;
    transition: var(--transition);
}

.navbar.scrolled .nav-toggle span { background: var(--green-900); }

/* ===== Hero Section ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(
        160deg,
        #1a3a1a 0%,
        #2d5a27 15%,
        #3a6b5a 30%,
        #5c8a7a 45%,
        #4a7a8a 60%,
        #3a5a7a 80%,
        #2a3a5a 100%
    );
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 120px;
    background: linear-gradient(to top, var(--earth-50), transparent);
    pointer-events: none;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(255,255,255,0.05) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(255,255,255,0.03) 0%, transparent 40%);
    pointer-events: none;
}

/* Decorative floating elements */
.hero::before,
.hero-overlay {
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
    padding: 0 24px;
    animation: fadeInUp 1s ease-out;
}

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

.hero-badge {
    display: inline-block;
    padding: 6px 20px;
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    color: var(--white);
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 32px;
}

.hero-title {
    color: var(--white);
    margin-bottom: 28px;
}

.title-line {
    display: block;
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 700;
    line-height: 1.25;
    letter-spacing: -0.02em;
}

.title-line.accent {
    color: var(--sunset-400);
    font-size: clamp(2rem, 5vw, 3.5rem);
}

.hero-subtitle {
    color: rgba(255, 255, 255, 0.75);
    font-size: 1.15rem;
    line-height: 1.8;
    margin-bottom: 40px;
    font-weight: 300;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 60px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: var(--radius-full);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: var(--sunset-500);
    color: var(--white);
    box-shadow: 0 4px 20px rgba(245, 166, 35, 0.4);
}

.btn-primary:hover {
    background: #e8951a;
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(245, 166, 35, 0.5);
}

.btn-outline {
    border: 2px solid rgba(255, 255, 255, 0.5);
    color: var(--white);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--white);
    transform: translateY(-2px);
}

.btn-full { width: 100%; justify-content: center; }

.btn-arrow {
    transition: transform 0.3s ease;
}

.btn:hover .btn-arrow {
    transform: translateX(4px);
}

/* Hero Stats */
.hero-stats {
    display: flex;
    gap: 48px;
    justify-content: center;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
    animation: fadeInUp 1s ease-out 0.3s both;
}

.stat-number {
    display: block;
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--white);
    font-family: var(--font-display);
}

.stat-label {
    display: block;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 4px;
}

/* Hero Scroll Indicator */
.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.75rem;
    z-index: 2;
    letter-spacing: 0.1em;
}

.scroll-mouse {
    width: 24px;
    height: 38px;
    border: 2px solid rgba(255, 255, 255, 0.4);
    border-radius: 12px;
    position: relative;
}

.scroll-dot {
    width: 4px;
    height: 8px;
    background: var(--white);
    border-radius: 2px;
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollAnim 2s ease-in-out infinite;
}

@keyframes scrollAnim {
    0%, 100% { top: 6px; opacity: 1; }
    50% { top: 18px; opacity: 0.3; }
}

/* ===== Section Common ===== */
.section {
    padding: 100px 0;
}

.section-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    display: inline-block;
    padding: 6px 18px;
    background: var(--green-100);
    color: var(--green-700);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--green-900);
    margin-bottom: 12px;
    letter-spacing: -0.01em;
}

.section-desc {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ===== Roads Section ===== */
.roads {
    background: var(--white);
}

.roads-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
    gap: 24px;
}

.road-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.road-card.featured {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.card-image {
    position: relative;
    height: 240px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.road-card.featured .card-image {
    height: auto;
    min-height: 320px;
}

.card-image-icon {
    font-size: 5rem;
    opacity: 0.6;
    transition: transform 0.6s ease;
}

.road-card:hover .card-image-icon {
    transform: scale(1.15);
}

.card-badge {
    position: absolute;
    top: 16px;
    left: 16px;
    padding: 6px 14px;
    background: var(--sunset-500);
    color: var(--white);
    font-size: 0.8rem;
    font-weight: 700;
    border-radius: var(--radius-full);
}

.card-content {
    padding: 24px;
}

.road-card.featured .card-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 40px;
}

.card-meta {
    display: flex;
    gap: 16px;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.card-content h3 {
    font-size: 1.3rem;
    color: var(--green-900);
    margin-bottom: 8px;
}

.road-card.featured .card-content h3 {
    font-size: 1.8rem;
}

.card-content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 14px;
}

.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 16px;
}

.card-tags span {
    padding: 4px 12px;
    background: var(--green-50);
    color: var(--green-700);
    font-size: 0.8rem;
    border-radius: var(--radius-full);
    font-weight: 500;
}

.card-link {
    color: var(--green-700);
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
}

.card-link:hover { color: var(--sunset-500); }

/* ===== Seaside Section ===== */
.seaside {
    background: linear-gradient(180deg, var(--ocean-100) 0%, var(--white) 50%);
}

.seaside-showcase {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 24px;
}

.showcase-main {
    border-radius: var(--radius-lg);
    padding: 48px;
    color: var(--white);
    position: relative;
    overflow: hidden;
}

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

.showcase-tag {
    display: inline-block;
    padding: 4px 14px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    margin-bottom: 16px;
}

.showcase-main h3 {
    font-size: 2rem;
    margin-bottom: 12px;
}

.showcase-main p {
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 20px;
    line-height: 1.7;
}

.showcase-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-bottom: 28px;
}

.showcase-features li {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.9);
}

.showcase-side {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.side-card {
    flex: 1;
    padding: 24px;
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    justify-content: center;
    transition: var(--transition);
}

.side-card:hover {
    transform: translateX(4px);
}

.side-icon { font-size: 2rem; margin-bottom: 8px; }

.side-card h4 {
    font-size: 1.1rem;
    color: var(--earth-900);
    margin-bottom: 4px;
}

.side-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* ===== Forest Section ===== */
.forest {
    background: var(--white);
}

.forest-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 24px;
}

.forest-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    background: var(--white);
}

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

.forest-image {
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.forest-emoji {
    font-size: 4.5rem;
    opacity: 0.7;
    transition: transform 0.6s ease;
}

.forest-card:hover .forest-emoji {
    transform: scale(1.15) rotate(-5deg);
}

.forest-info {
    padding: 24px;
}

.forest-info h3 {
    font-size: 1.15rem;
    color: var(--green-900);
    margin-bottom: 8px;
}

.forest-info p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 14px;
}

.forest-detail {
    display: flex;
    gap: 16px;
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ===== Self-Drive Section ===== */
.self-drive {
    background: var(--earth-50);
}

.guide-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.guide-card {
    background: var(--white);
    padding: 32px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid transparent;
}

.guide-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--green-100);
}

.guide-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.guide-card h3 {
    font-size: 1.2rem;
    color: var(--green-900);
    margin-bottom: 14px;
}

.guide-card ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.guide-card li {
    font-size: 0.9rem;
    color: var(--text-secondary);
    padding-left: 20px;
    position: relative;
}

.guide-card li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--green-500);
    font-weight: bold;
}

/* ===== Village Section ===== */
.village {
    background: var(--white);
}

.village-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 24px;
}

.village-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    background: var(--white);
}

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

.village-img {
    height: 220px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.village-emoji {
    font-size: 4rem;
    opacity: 0.6;
    transition: transform 0.6s ease;
}

.village-card:hover .village-emoji {
    transform: scale(1.15);
}

.village-price {
    position: absolute;
    bottom: 16px;
    right: 16px;
    padding: 6px 14px;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    color: var(--white);
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: var(--radius-full);
}

.village-body {
    padding: 24px;
}

.village-location {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.village-body h3 {
    font-size: 1.2rem;
    color: var(--green-900);
    margin-bottom: 8px;
}

.village-body p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 12px;
}

.village-rating {
    font-size: 0.85rem;
    color: var(--sunset-500);
    font-weight: 500;
}

/* ===== Testimonials ===== */
.testimonials {
    background: linear-gradient(180deg, var(--earth-50) 0%, var(--green-50) 100%);
}

.testimonial-slider {
    max-width: 700px;
    margin: 0 auto 24px;
    position: relative;
    min-height: 200px;
}

.testimonial-card {
    display: none;
    text-align: center;
    padding: 32px;
    animation: fadeInUp 0.5s ease-out;
}

.testimonial-card.active {
    display: block;
}

.testimonial-avatar {
    font-size: 3.5rem;
    margin-bottom: 20px;
}

.testimonial-text {
    font-size: 1.15rem;
    color: var(--text-primary);
    line-height: 1.8;
    font-style: italic;
    margin-bottom: 20px;
    position: relative;
}

.testimonial-text::before {
    content: '"';
    font-family: var(--font-display);
    font-size: 4rem;
    color: var(--green-300);
    position: absolute;
    top: -24px;
    left: -16px;
    opacity: 0.4;
    line-height: 1;
}

.testimonial-author strong {
    display: block;
    color: var(--green-900);
    font-size: 1rem;
}

.testimonial-author span {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.testimonial-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--green-300);
    cursor: pointer;
    transition: var(--transition);
}

.dot.active {
    background: var(--green-700);
    width: 28px;
    border-radius: 5px;
}

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

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

.contact-info h2 {
    font-family: var(--font-display);
    font-size: 2.2rem;
    color: var(--green-900);
    margin-bottom: 16px;
}

.contact-info p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 32px;
}

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

.contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1rem;
    color: var(--text-primary);
}

.contact-item span { font-size: 1.2rem; }

.contact-form-wrapper {
    background: var(--earth-50);
    padding: 40px;
    border-radius: var(--radius-lg);
}

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    background: var(--white);
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    color: var(--text-primary);
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--green-300);
    box-shadow: 0 0 0 4px rgba(139, 198, 126, 0.15);
}

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

.form-group select { color: var(--text-muted); cursor: pointer; }

/* ===== Footer ===== */
.footer {
    background: var(--green-900);
    color: rgba(255, 255, 255, 0.8);
    padding: 60px 0 30px;
}

.footer-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.footer-top {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-logo {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--white);
    display: block;
    margin-bottom: 12px;
}

.footer-brand p {
    line-height: 1.8;
    font-size: 0.9rem;
}

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

.footer-col h4 {
    color: var(--white);
    font-size: 1rem;
    margin-bottom: 16px;
}

.footer-col a {
    display: block;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    padding: 4px 0;
    transition: var(--transition);
}

.footer-col a:hover {
    color: var(--sunset-400);
    padding-left: 4px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 24px;
    text-align: center;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
}

/* ===== Back to Top ===== */
.back-to-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--green-700);
    color: var(--white);
    font-size: 1.3rem;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--green-900);
    transform: translateY(-3px);
}

/* ===== Animations ===== */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .seaside-showcase {
        grid-template-columns: 1fr;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        padding: 80px 24px 24px;
        gap: 4px;
        transition: 0.4s ease;
        box-shadow: var(--shadow-xl);
    }

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

    .nav-link {
        color: var(--text-primary) !important;
        padding: 12px 18px;
    }

    .nav-link:hover,
    .nav-link.active {
        background: var(--green-50);
    }

    .nav-toggle { display: flex; z-index: 1001; }

    .road-card.featured {
        grid-template-columns: 1fr;
    }

    .road-card.featured .card-content {
        padding: 24px;
    }

    .showcase-main { padding: 32px; }

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

    .hero-stats { gap: 24px; }

    .footer-top {
        grid-template-columns: 1fr;
        gap: 40px;
    }

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

    .roads-grid { grid-template-columns: 1fr; }
    .forest-grid { grid-template-columns: 1fr; }
    .guide-grid { grid-template-columns: 1fr; }
    .village-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
    .hero-buttons { flex-direction: column; align-items: center; }
    .hero-stats { gap: 16px; }
    .stat-number { font-size: 1.6rem; }
    .section { padding: 60px 0; }
    .contact-form-wrapper { padding: 24px; }
}