/* ========================================
   HC240 - ULTIMATE POWER
   Light Luxury Design Language
   ======================================== */

/* CSS Variables - Light Luxury Theme */
:root {
    --primary: #1e3a5f;
    --primary-light: #2c5282;
    --accent: #c9a227;
    --accent-light: #d4b43a;
    --text-dark: #1a202c;
    --text-body: #4a5568;
    --text-muted: #718096;
    --bg-light: #fafbfc;
    --bg-warm: #fdfbf7;
    --bg-cool: #f0f7ff;
    --white: #ffffff;
    --border: #e2e8f0;
    --shadow: rgba(0, 0, 0, 0.08);
    --gradient-hero: linear-gradient(135deg, #f0f7ff 0%, #e8f4f8 50%, #e0f0f5 100%);
    --gradient-warm: linear-gradient(135deg, #faf8f5 0%, #f5f0e8 50%, #efe8dc 100%);
    --gradient-accent: linear-gradient(135deg, #c9a227 0%, #d4b43a 100%);
    --font-display: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

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

a {
    text-decoration: none;
    color: inherit;
}

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

/* Container */
.container {
    max-width: 1140px; margin: 0 auto; padding: 0 30px;
}

/* Header Navigation */
.header {
    background-color: #fff;
    border-bottom: 1px solid #eaeaea;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    position: relative;
    z-index: 100;
}

.logo img {
    height: 45px;
    width: auto;
    display: block;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-list a {
    font-size: 14px;
    font-weight: 500;
    color: #2c3e50;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color 0.3s ease;
}

.nav-list a:hover {
    color: #c9a227;
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 24px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
}

.hamburger-line {
    width: 100%;
    height: 3px;
    background-color: #2c3e50;
    border-radius: 2px;
    transition: all 0.3s ease;
    transform-origin: center;
}

.hamburger.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.hamburger.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Mobile Menu */
.mobile-menu {
    display: none;
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, #fff 0%, #f8f9fa 100%);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    z-index: 999;
    height: auto;
    overflow: hidden;
    transition: height 0.4s ease, opacity 0.3s ease;
    opacity: 0;
    height: 0;
}

.mobile-menu.active {
    max-height: auto;
    opacity: 1;
}

.mobile-nav-list {
    list-style: none;
    padding: 20px 30px;
}

.mobile-nav-list li {
    border-bottom: 1px solid #eaeaea;
}

.mobile-nav-list a {
    display: block;
    padding: 18px 0;
    font-size: 16px;
    font-weight: 500;
    color: #2c3e50;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color 0.3s ease, padding-left 0.3s ease;
}

.mobile-nav-list a:hover {
    color: #c9a227;
}

/* ========================================
   HERO - Light Elegant
   ======================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--gradient-hero);
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: 'HC240';
    position: absolute;
    top: 50%;
    right: -5%;
    transform: translateY(-50%);
    font-size: 350px;
    font-weight: 900;
    color: rgba(30, 58, 95, 0.03);
    white-space: nowrap;
    pointer-events: none;
    font-family: var(--font-display);
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    width: 100%;
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--gradient-accent);
    color: var(--white);
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    padding: 10px 24px;
    border-radius: 4px;
    margin-bottom: 30px;
}

.hero-badge::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--white);
    border-radius: 50%;
}

.hero-title {
    font-family: var(--font-display);
    font-size: 80px;
    font-weight: 600;
    color: var(--primary);
    line-height: 1.1;
    margin-bottom: 20px;
    letter-spacing: -2px;
}

.hero-subtitle {
    font-size: 22px;
    color: var(--accent);
    font-weight: 500;
    margin-bottom: 25px;
    letter-spacing: 3px;
    text-transform: uppercase;
}

.hero-desc {
    font-size: 17px;
    color: var(--text-body);
    line-height: 1.8;
    max-width: 500px;
    margin-bottom: 40px;
}

.hero-stats {
    display: flex;
    gap: 50px;
}

.hero-stat {
    text-align: left;
}

.hero-stat-value {
    font-size: 48px;
    font-weight: 300;
    color: var(--primary);
    line-height: 1;
    font-family: var(--font-display);
}

.hero-stat-value span {
    font-size: 20px;
    color: var(--accent);
}

.hero-stat-label {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-top: 8px;
}

.hero-visual {
    position: relative;
}

.hero-image {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 40px 80px rgba(30, 58, 95, 0.15);
}

.hero-image img {
    width: 100%;
    transition: transform 0.6s ease;
}

.hero-image:hover img {
    transform: scale(1.03);
}

.hero-float-card {
    position: absolute;
    bottom: -30px;
    left: -40px;
    background: var(--white);
    padding: 30px 40px;
    border-radius: 8px;
    box-shadow: 0 20px 60px var(--shadow);
    z-index: 2;
}

.float-value {
    font-size: 42px;
    font-weight: 300;
    color: var(--accent);
    line-height: 1;
    font-family: var(--font-display);
}

.float-label {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 5px;
}

/* ========================================
   SPECS STRIP - Light Cards
   ======================================== */
.specs-strip {
    padding: 80px 0;
    background: var(--white);
    border-bottom: 1px solid var(--border);
}

.specs-header {
    text-align: center;
    margin-bottom: 50px;
}

.specs-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 15px;
}

.specs-title {
    font-family: var(--font-display);
    font-size: 42px;
    font-weight: 600;
    color: var(--primary);
}

.specs-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.spec-card {
    background: var(--bg-light);
    padding: 40px 30px;
    text-align: center;
    border-radius: 8px;
    border: 1px solid var(--border);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.spec-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-accent);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.spec-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px var(--shadow);
    border-color: transparent;
}

.spec-card:hover::before {
    transform: scaleX(1);
}

.spec-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin: 0 auto 25px;
    color: var(--white);
}

.spec-value {
    font-size: 42px;
    font-weight: 300;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 8px;
    font-family: var(--font-display);
}

.spec-value span {
    font-size: 18px;
    color: var(--accent);
}

.spec-name {
    font-size: 13px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

/* ========================================
   OVERVIEW - Warm Gradient
   ======================================== */
.overview {
    padding: 120px 0;
    background: var(--gradient-warm);
}

.overview-grid {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 100px;
    align-items: center;
}

.overview-content {
    padding-right: 30px;
}

.overview-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 20px;
}

.overview-title {
    font-family: var(--font-display);
    font-size: 25px;
    font-weight: 600;
    color: var(--primary);
    line-height: 1.2;
    margin-bottom: 30px;
}

.overview-text {
    font-size: 16px;
    color: var(--text-body);
    line-height: 1.9;
    margin-bottom: 25px;
}

.overview-highlight {
    background: var(--white);
    padding: 30px;
    border-left: 4px solid var(--accent);
    margin: 40px 0;
    border-radius: 0 8px 8px 0;
    box-shadow: 0 10px 30px var(--shadow);
}

.overview-highlight p {
    font-size: 18px;
    color: var(--primary);
    font-style: italic;
    line-height: 1.7;
}

.overview-visual {
    position: relative;
}

.overview-image {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 30px 60px rgba(30, 58, 95, 0.12);
}

.overview-image img {
    width: 100%;
    transition: transform 0.6s ease;
}

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

.overview-badge {
    position: absolute;
    bottom: 30px;
    right: -30px;
    background: var(--white);
    padding: 25px 35px;
    border-radius: 8px;
    box-shadow: 0 15px 40px var(--shadow);
}

.overview-badge-value {
    font-size: 36px;
    font-weight: 300;
    color: var(--accent);
    line-height: 1;
    font-family: var(--font-display);
}

.overview-badge-label {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-top: 5px;
}

/* ========================================
   DETAILS - Clean Tables
   ======================================== */
.details {
    padding: 100px 0;
    background: var(--bg-cool);
}

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

.details-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 15px;
}

.details-title {
    font-family: var(--font-display);
    font-size: 42px;
    font-weight: 600;
    color: var(--primary);
}

.details-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.details-panel {
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 10px 40px var(--shadow);
}

.panel-header {
    padding: 30px;
    background: var(--primary);
}

.panel-header h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--white);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.panel-content {
    padding: 30px;
}

.spec-row {
    display: flex;
    justify-content: space-between;
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
}

.spec-row:last-child {
    border-bottom: none;
}

.spec-row-label {
    font-size: 14px;
    color: var(--text-muted);
}

.spec-row-value {
    font-size: 14px;
    color: var(--primary);
    font-weight: 600;
}

.excavator-section {
    margin-top: 40px;
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 10px 40px var(--shadow);
}

.excavator-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 15px;
    padding: 30px;
}

.excavator-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    background: var(--bg-light);
    border-radius: 6px;
    font-size: 13px;
    color: var(--text-body);
    font-weight: 500;
    transition: all 0.3s ease;
}

.excavator-item:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateX(5px);
}

.excavator-item::before {
    content: '›';
    color: var(--accent);
    font-size: 16px;
}

.excavator-item:hover::before {
    color: var(--white);
}

.excavator-note {
    padding: 0 30px 30px;
    font-size: 14px;
    color: var(--text-muted);
}

/* ========================================
   FEATURES - Numbered List Light
   ======================================== */
.features {
    padding: 120px 0;
    background: var(--white);
}

.features-header {
    text-align: center;
    margin-bottom: 80px;
}

.features-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 15px;
}

.features-title {
    font-family: var(--font-display);
    font-size: 42px;
    font-weight: 600;
    color: var(--primary);
}

.features-list {
    max-width: 900px;
    margin: 0 auto;
}

.feature-item {
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: 40px;
    padding: 40px 0;
    border-bottom: 1px solid var(--border);
    transition: all 0.3s ease;
}

.feature-item:hover {
    padding-left: 20px;
    background: var(--bg-light);
    margin: 0 -20px;
    padding-left: 40px;
    padding-right: 20px;
    border-radius: 8px;
}

.feature-number {
    font-size: 64px;
    font-weight: 200;
    color: rgba(201, 162, 39, 0.2);
    line-height: 1;
    font-family: var(--font-display);
    transition: color 0.3s ease;
}

.feature-item:hover .feature-number {
    color: var(--accent);
}

.feature-content h3 {
    font-size: 24px;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 15px;
}

.feature-content p {
    font-size: 15px;
    color: var(--text-body);
    line-height: 1.8;
}

/* ========================================
   APPLICATIONS - Card Grid
   ======================================== */
.applications {
    padding: 120px 0;
    background: var(--gradient-warm);
}

.applications-header {
    text-align: center;
    margin-bottom: 70px;
}

.applications-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 15px;
}

.applications-title {
    font-family: var(--font-display);
    font-size: 42px;
    font-weight: 600;
    color: var(--primary);
}

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

.application-card {
    background: var(--white);
    padding: 50px 35px;
    text-align: center;
    border-radius: 12px;
    border: 1px solid var(--border);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.application-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-accent);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.application-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 50px var(--shadow);
    border-color: transparent;
}

.application-card:hover::before {
    transform: scaleX(1);
}

.application-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    margin: 0 auto 30px;
    color: var(--white);
    transition: transform 0.4s ease;
}

.application-card:hover .application-icon {
    transform: scale(1.1);
}

.application-card h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 15px;
}

.application-card p {
    font-size: 14px;
    color: var(--text-body);
    line-height: 1.7;
}

/* ========================================
   IMAGE GALLERY - Diverse Styles
   ======================================== */
.image-gallery {
    padding: 120px 0;
    background: var(--white);
}

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

.gallery-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 15px;
}

.gallery-title {
    font-family: var(--font-display);
    font-size: 42px;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 20px;
}

/* Main Feature Image */
.gallery-feature {
    position: relative;
    margin-bottom: 80px;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 40px 80px rgba(30, 58, 95, 0.15);
}

.gallery-feature img {
    width: 100%;
    height: 600px;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.gallery-feature:hover img {
    transform: scale(1.03);
}

.gallery-feature-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: var(--white);
    padding: 40px;
    transform: translateY(20px);
    opacity: 0;
    transition: all 0.4s ease;
}

.gallery-feature:hover .gallery-feature-caption {
    transform: translateY(0);
    opacity: 1;
}

.gallery-feature-caption h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 10px;
}

.gallery-feature-caption p {
    font-size: 16px;
    opacity: 0.9;
}

/* Grid Gallery */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 80px;
}

.gallery-item {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(30, 58, 95, 0.1);
    transition: all 0.4s ease;
}

.gallery-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 30px 60px rgba(30, 58, 95, 0.15);
}

.gallery-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-item-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(30, 58, 95, 0.8), rgba(201, 162, 39, 0.8));
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.gallery-item:hover .gallery-item-overlay {
    opacity: 1;
}

.gallery-item-overlay h4 {
    font-size: 18px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* Before/After Comparison */
.gallery-comparison {
    text-align: center;
}

.gallery-comparison h3 {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 40px;
}

.comparison-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.comparison-item {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(30, 58, 95, 0.1);
    transition: all 0.4s ease;
}

.comparison-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 30px 60px rgba(30, 58, 95, 0.15);
}

.comparison-item img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.comparison-item:hover img {
    transform: scale(1.05);
}

.comparison-item h4 {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(30, 58, 95, 0.9);
    color: var(--white);
    padding: 20px;
    font-size: 18px;
    font-weight: 600;
}

/* ========================================
   CTA - Blue Gradient
   ======================================== */
.cta {
    padding: 140px 0;
    background: var(--gradient-hero);
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: 'HC240';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 280px;
    font-weight: 900;
    color: rgba(30, 58, 95, 0.03);
    white-space: nowrap;
    pointer-events: none;
    font-family: var(--font-display);
}

.cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 20px;
}

.cta-title {
    font-family: var(--font-display);
    font-size: 52px;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 25px;
    line-height: 1.2;
}

.cta-text {
    font-size: 17px;
    color: var(--text-body);
    margin-bottom: 45px;
    line-height: 1.8;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 15px;
    background: var(--primary);
    color: var(--white);
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    padding: 20px 45px;
    border-radius: 6px;
    transition: all 0.4s ease;
}

.cta-button:hover {
    background: var(--primary-light);
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(30, 58, 95, 0.3);
}

/* ========================================
   FOOTER - Blue Gradient Background
   ======================================== */
.footer {
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 50%, #90caf9 100%);
    color: #000;
    padding: 80px 0 30px;
}

.vision-section {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px;
}

.vision-section h3 {
    font-size: 14px;
    color: #1565c0;
    text-transform: uppercase;
    letter-spacing: 4px;
    margin-bottom: 25px;
    font-weight: 600;
}

.vision-section p {
    font-size: 18px;
    line-height: 1.9;
    color: #000;
    font-weight: 400;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(21, 101, 192, 0.2);
}

.footer-bottom p {
    font-size: 14px;
    color: #000;
    font-weight: 500;
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 1024px) {
    .container {
        padding: 0 30px;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: 60px;
        text-align: center;
    }
    
    .hero-content {
        order: 1;
    }
    
    .hero-visual {
        order: 2;
    }
    
    .hero-title {
        font-size: 60px;
    }
    
    .hero-desc {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-float-card {
        display: none;
    }
    
    .specs-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .overview-grid,
    .details-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .overview-content {
        padding-right: 0;
    }
    
    .overview-badge {
        right: 20px;
    }
    
    .excavator-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .applications-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Image Gallery Responsive */
    .gallery-feature img {
        height: 400px;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .gallery-item img {
        height: 200px;
    }
    
    .comparison-grid {
        grid-template-columns: 1fr;
    }
    
    .comparison-item img {
        height: 300px;
    }
}

@media (max-width: 768px) {
    .header-container {
        flex-direction: row;
        height: 70px;
        padding: 0 20px;
    }

    .logo {
        margin-bottom: 0;
    }

    .nav {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    .mobile-menu {
        display: block;
        top: 70px;
    }
    
    .hero-title {
        font-size: 48px;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 25px;
        align-items: center;
    }
    
    .specs-grid {
        grid-template-columns: 1fr;
    }
    
    .feature-item {
        grid-template-columns: 60px 1fr;
        gap: 20px;
    }
    
    .feature-number {
        font-size: 40px;
    }
    
    .excavator-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .applications-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-title {
        font-size: 36px;
    }
    
    .vision-section p {
        font-size: 15px;
    }
    
    /* Image Gallery Mobile Responsive */
    .gallery-title {
        font-size: 32px;
    }
    
    .gallery-feature img {
        height: 250px;
    }
    
    .gallery-feature-caption {
        padding: 20px;
    }
    
    .gallery-feature-caption h3 {
        font-size: 18px;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .gallery-item img {
        height: 180px;
    }
    
    .comparison-item img {
        height: 200px;
    }
    
    .comparison-item h4 {
        font-size: 16px;
        padding: 15px;
    }
}