/* ========================================
   HC180 - PROFESSIONAL POWER
   Modern Corporate Design Language
   ======================================== */

/* CSS Variables - Modern Corporate Theme */
:root {
    --primary: #1e40af;
    --primary-light: #3b82f6;
    --primary-dark: #1e3a8a;
    --accent: #f59e0b;
    --accent-light: #fbbf24;
    --text-dark: #000000;
    --text-body: #000000;
    --text-muted: #333333;
    --bg-light: #f7fafc;
    --bg-sage: #e3f2fd;
    --bg-warm: #faf8f5;
    --white: #ffffff;
    --border: #e2e8f0;
    --shadow: rgba(0, 0, 0, 0.08);
    --gradient-hero: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 50%, #90caf9 100%);
    --gradient-warm: linear-gradient(135deg, #faf8f5 0%, #f5f0e8 50%, #efe8dc 100%);
    --gradient-accent: linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%);
    --font-display: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Open Sans', -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: #000000;
    font-weight: 500;
    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 - Modern Split
   ======================================== */
.hero {
    min-height: 70vh;
    display: flex;
    align-items: center;
    background: var(--gradient-hero);
    padding-top: 70px;
    padding-bottom: 50px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: linear-gradient(135deg, transparent 0%, rgba(45, 90, 74, 0.03) 100%);
    pointer-events: none;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    width: 100%;
}

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

.hero-badge {
    display: inline-block;
    background: var(--gradient-accent);
    color: #000000; font-weight: 700;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    padding: 8px 20px;
    border-radius: 20px;
    margin-bottom: 25px;
}

.hero-title {
    font-family: var(--font-display);
    font-size: 72px;
    font-weight: 800;
    color: #000000;
    line-height: 1.1;
    margin-bottom: 15px;
}

.hero-subtitle {
    font-size: 20px;
    color: var(--accent);
    font-weight: 600;
    margin-bottom: 25px;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.hero-desc {
    font-size: 16px;
    color: var(--text-body);
    line-height: 1.8;
    margin-bottom: 35px;
}

.hero-cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--primary);
    color: var(--white);
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    padding: 15px 30px;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.hero-cta:hover {
    background: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(45, 90, 74, 0.3);
}

.hero-visual {
    position: relative;
}

.hero-image {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 30px 60px rgba(45, 90, 74, 0.15);
}

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

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

.hero-stats-bar {
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--white);
    padding: 20px 40px;
    border-radius: 8px;
    box-shadow: 0 10px 40px var(--shadow);
    display: flex;
    gap: 40px;
    z-index: 2;
}

.stat-bar-item {
    text-align: center;
}

.stat-bar-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
}

.stat-bar-label {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 5px;
}

/* ========================================
   QUICK SPECS - Bar Style
   ======================================== */
.quick-specs {
    padding: 60px 0;
    background: var(--white);
    border-bottom: 1px solid var(--border);
}

.quick-specs-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 0;
}

.quick-spec-item {
    text-align: center;
    padding: 30px 20px;
    border-right: 1px solid var(--border);
}

.quick-spec-item:last-child {
    border-right: none;
}

.quick-spec-value {
    font-size: 36px;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 8px;
}

.quick-spec-value span {
    font-size: 16px;
    color: var(--accent);
}

.quick-spec-label {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ========================================
   OVERVIEW - Card Layout
   ======================================== */
.overview {
    padding: 100px 0;
    background: var(--bg-warm);
}

.overview-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.overview-image-wrapper {
    position: relative;
}

.overview-image {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1);
}

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

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

.overview-content {
    padding: 20px 0;
}

.section-label {
    font-size: 12px;
    font-weight: 700;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 15px;
}

.section-title {
    font-family: var(--font-display);
    font-size: 42px;
    font-weight: 800;
    color: #000000;
    line-height: 1.2;
    margin-bottom: 20px;
}

.overview-text {
    font-size: 16px;
    color: var(--text-body);
    line-height: 1.8;
    margin-bottom: 20px;
}

.overview-features {
    list-style: none;
    margin-top: 30px;
}

.overview-features li {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    padding: 12px 0;
    font-size: 15px;
    color: var(--text-body);
}

.overview-features li::before {
    content: '✓';
    width: 22px;
    height: 22px;
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
    color: #000000;
    font-weight: 700;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    flex-shrink: 0;
    margin-top: 2px;
}

/* ========================================
   SPECS DETAIL - Table Style
   ======================================== */
.specs-detail {
    padding: 100px 0;
    background: var(--white);
}

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

.specs-table-wrapper {
    background: var(--bg-light);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 5px 20px var(--shadow);
}

.specs-table {
    width: 100%;
    border-collapse: collapse;
}

.specs-table th {
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
    color: #000000;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 20px 30px;
    text-align: left;
}

.specs-table td {
    padding: 18px 30px;
    font-size: 15px;
    border-bottom: 1px solid var(--border);
}

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

.specs-table td:first-child {
    color: var(--text-muted);
    width: 40%;
}

.specs-table td:last-child {
    color: var(--text-dark);
    font-weight: 600;
}

.specs-table tr:hover td {
    background: rgba(45, 90, 74, 0.02);
}

/* Compatible Equipment */
.compatible-section {
    margin-top: 50px;
}

.compatible-header {
    text-align: center;
    margin-bottom: 30px;
}

.compatible-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
}

.compatible-item {
    background: var(--bg-light);
    padding: 15px 20px;
    border-radius: 4px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-body);
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

.compatible-item:hover {
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
    color: #000000;
    font-weight: 700;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(30, 64, 175, 0.2);
}

/* ========================================
   ADVANTAGES - Icon Cards
   ======================================== */
.advantages {
    padding: 100px 0;
    background: var(--gradient-hero);
}

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

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

.advantage-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 8px;
    text-align: center;
    transition: all 0.4s ease;
    border: 1px solid transparent;
}

.advantage-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px var(--shadow);
    border-color: var(--primary);
}

.advantage-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin: 0 auto 25px;
    color: #000000;
    transition: transform 0.4s ease;
}

.advantage-card:hover .advantage-icon {
    transform: scale(1.1) rotate(5deg);
}

.advantage-card h3 {
    font-size: 18px;
    font-weight: 800;
    color: #000000;
    margin-bottom: 15px;
}

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

/* ========================================
   APPLICATIONS - Large Cards
   ======================================== */
.applications {
    padding: 100px 0;
    background: var(--white);
}

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

.applications-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.application-card {
    display: flex;
    align-items: center;
    gap: 25px;
    background: var(--bg-light);
    padding: 35px;
    border-radius: 8px;
    transition: all 0.4s ease;
    border-left: 4px solid transparent;
}

.application-card:hover {
    background: var(--white);
    border-left-color: var(--accent);
    box-shadow: 0 10px 40px var(--shadow);
    transform: translateX(10px);
}

.application-icon {
    width: 60px;
    height: 60px;
    background: var(--primary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--white);
    flex-shrink: 0;
}

.application-content h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 8px;
}

.application-content p {
    font-size: 14px;
    color: var(--text-body);
    line-height: 1.6;
}

/* ========================================
   IMAGE GALLERY - Diverse Styles
   ======================================== */
.image-gallery {
    padding: 100px 0;
    background: var(--white);
}

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

.gallery-label {
    font-size: 12px;
    font-weight: 700;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 15px;
}

.gallery-title {
    font-family: var(--font-display);
    font-size: 42px;
    font-weight: 800;
    color: #000000;
    margin-bottom: 20px;
}

/* Main Feature Image */
.gallery-feature {
    position: relative;
    margin-bottom: 60px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 30px 60px rgba(30, 64, 175, 0.15);
}

.gallery-feature img {
    width: 100%;
    height: 500px;
    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: 30px;
    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: 700;
    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: 60px;
}

.gallery-item {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 15px 30px rgba(30, 64, 175, 0.1);
    transition: all 0.4s ease;
}

.gallery-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 25px 50px rgba(30, 64, 175, 0.15);
}

.gallery-item img {
    width: 100%;
    height: 200px;
    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, 64, 175, 0.8), rgba(245, 158, 11, 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: 16px;
    font-weight: 700;
    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: 800;
    color: #000000;
    margin-bottom: 30px;
}

.comparison-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.comparison-item {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 15px 30px rgba(30, 64, 175, 0.1);
    transition: all 0.4s ease;
}

.comparison-item:hover {
    transform: translateY(-6px);
    box-shadow: 0 25px 50px rgba(30, 64, 175, 0.15);
}

.comparison-item img {
    width: 100%;
    height: 350px;
    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, 64, 175, 0.9);
    color: var(--white);
    padding: 15px;
    font-size: 16px;
    font-weight: 700;
}

/* ========================================
   CTA - Green Accent
   ======================================== */
.cta {
    padding: 100px 0;
    background: var(--primary);
    text-align: center;
}

.cta-content {
    max-width: 700px;
    margin: 0 auto;
}

.cta-label {
    font-size: 12px;
    font-weight: 700;
    color: var(--accent-light);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 20px;
}

.cta-title {
    font-family: var(--font-display);
    font-size: 48px;
    font-weight: 800;
    color: #000000;
    margin-bottom: 20px;
    line-height: 1.2;
}

.cta-text {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 35px;
    line-height: 1.7;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--accent);
    color: var(--white);
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    padding: 18px 40px;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.cta-button:hover {
    background: var(--accent-light);
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(224, 123, 57, 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) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 50px;
        text-align: center;
    }
    
    .hero-title {
        font-size: 56px;
    }
    
    .hero-stats-bar {
        position: relative;
        bottom: auto;
        left: auto;
        transform: none;
        margin-top: 30px;
    }
    
    .quick-specs-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .quick-spec-item:nth-child(3) {
        border-right: none;
    }
    
    .quick-spec-item:nth-child(4),
    .quick-spec-item:nth-child(5) {
        border-top: 1px solid var(--border);
    }
    
    .overview-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .compatible-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: 180px;
    }
    
    .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: 42px;
    }
    
    .hero-stats-bar {
        flex-direction: column;
        gap: 20px;
        padding: 25px;
    }
    
    .quick-specs-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .quick-spec-item:nth-child(2),
    .quick-spec-item:nth-child(4) {
        border-right: none;
    }
    
    .quick-spec-item:nth-child(3) {
        border-right: 1px solid var(--border);
    }
    
    .quick-spec-item:nth-child(3),
    .quick-spec-item:nth-child(4),
    .quick-spec-item:nth-child(5) {
        border-top: 1px solid var(--border);
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .advantages-grid,
    .applications-grid {
        grid-template-columns: 1fr;
    }
    
    .application-card {
        flex-direction: column;
        text-align: center;
    }
    
    .compatible-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: 160px;
    }
    
    .comparison-item img {
        height: 200px;
    }
    
    .comparison-item h4 {
        font-size: 14px;
        padding: 12px;
    }
}