/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-text {
    font-family: 'Playfair Display', serif;
    font-weight: 800;
    font-size: 2rem;
    color: #1e40af;
    background: linear-gradient(135deg, #1e40af 0%, #3b82f6 50%, #1e40af 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
    text-shadow: 0 2px 4px rgba(30, 64, 175, 0.1);
    position: relative;
    transition: all 0.3s ease;
}

.logo-text:hover {
    transform: scale(1.05);
    background: linear-gradient(135deg, #1e40af 0%, #3b82f6 30%, #8b5cf6 70%, #1e40af 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-text::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, #1e40af 0%, #3b82f6 50%, #1e40af 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.logo-text:hover::after {
    opacity: 1;
}

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

.nav-link {
    text-decoration: none;
    color: #1e40af;
    font-weight: 600;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #3b82f6;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background: linear-gradient(90deg, #1e40af 0%, #3b82f6 100%);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background-color: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(rgba(255, 255, 255, 0.3), rgba(240, 248, 255, 0.4)), url('Flow-Water.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: #2563eb;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><radialGradient id="a" cx="50%" cy="50%"><stop offset="0%" stop-color="%23ffffff" stop-opacity="0.1"/><stop offset="100%" stop-color="%23ffffff" stop-opacity="0"/></radialGradient></defs><circle cx="200" cy="200" r="100" fill="url(%23a)"/><circle cx="800" cy="300" r="150" fill="url(%23a)"/><circle cx="400" cy="700" r="120" fill="url(%23a)"/></svg>');
    opacity: 0.3;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    background: rgba(37, 99, 235, 0.1);
    border: 1px solid rgba(37, 99, 235, 0.2);
    border-radius: 50px;
    padding: 0.5rem 1rem;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: #2563eb;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.highlight {
    color: #2563eb;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    padding: 1rem 2rem;
    border: none;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: #1e40af;
    color: white;
}

.btn-primary:hover {
    background: #1d4ed8;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(30, 64, 175, 0.3);
}

.btn-secondary {
    background: transparent;
    color: #1e40af;
    border: 2px solid #1e40af;
}

.btn-secondary:hover {
    background: #1e40af;
    color: white;
    transform: translateY(-2px);
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
    padding: 0 20px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.25rem;
    color: #6b7280;
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
.about-section {
    padding: 0;
    background: #e6f3ff;
    position: relative;
    overflow: hidden;
    margin: 0;
}

.about-section .container {
    padding: 0;
}

.about-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><radialGradient id="water1" cx="20%" cy="20%"><stop offset="0%" stop-color="%23dbeafe" stop-opacity="0.3"/><stop offset="100%" stop-color="%23dbeafe" stop-opacity="0"/></radialGradient><radialGradient id="water2" cx="80%" cy="80%"><stop offset="0%" stop-color="%23e6f3ff" stop-opacity="0.2"/><stop offset="100%" stop-color="%23e6f3ff" stop-opacity="0"/></radialGradient></defs><circle cx="200" cy="200" r="150" fill="url(%23water1)"/><circle cx="800" cy="300" r="200" fill="url(%23water2)"/><circle cx="400" cy="700" r="180" fill="url(%23water1)"/><circle cx="600" cy="100" r="120" fill="url(%23water2)"/></svg>');
    opacity: 0.6;
    pointer-events: none;
    /* Water flow animation removed */
}

.about-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><radialGradient id="water3" cx="60%" cy="40%"><stop offset="0%" stop-color="%23e6f3ff" stop-opacity="0.2"/><stop offset="100%" stop-color="%23e6f3ff" stop-opacity="0"/></radialGradient><radialGradient id="water4" cx="30%" cy="70%"><stop offset="0%" stop-color="%23dbeafe" stop-opacity="0.25"/><stop offset="100%" stop-color="%23dbeafe" stop-opacity="0"/></radialGradient></defs><circle cx="300" cy="400" r="160" fill="url(%23water3)"/><circle cx="700" cy="600" r="140" fill="url(%23water4)"/><circle cx="500" cy="200" r="100" fill="url(%23water3)"/><circle cx="100" cy="500" r="120" fill="url(%23water4)"/></svg>');
    opacity: 0.4;
    pointer-events: none;
    /* Water flow animation removed */
}

/* Water flow keyframes removed */

.video-title-section {
    padding: 4rem 20px 2rem 20px;
    text-align: center;
    position: relative;
    z-index: 1;
    background: transparent;
}

.video-title {
    font-size: 3rem;
    font-weight: 800;
    color: #1e40af;
    margin: 0;
    line-height: 1.1;
    letter-spacing: -0.02em;
    text-shadow: 0 2px 4px rgba(30, 64, 175, 0.1);
    background: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

.video-section {
    margin: 0 0 4rem 0;
    display: flex;
    justify-content: center;
    position: relative;
    z-index: 1;
    padding: 0 20px;
}

.video-container {
    position: relative;
    width: 100%;
    max-width: 1000px;
    aspect-ratio: 16/9;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 25px 50px rgba(30, 64, 175, 0.25);
    background: white;
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
    padding: 2rem 0 0 0;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.about-content h3 {
    font-size: 2rem;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 1.5rem;
    text-align: center;
}

.about-content p {
    font-size: 1.125rem;
    color: #6b7280;
    margin-bottom: 2rem;
    line-height: 1.7;
    text-align: center;
}

.properties-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    justify-items: center;
}

.property-card {
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.property-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.property-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #1e40af, #3b82f6);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.property-icon i {
    font-size: 1.5rem;
    color: white;
}

.property-card h4 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 0.5rem;
}

.property-card p {
    color: #6b7280;
    font-size: 0.95rem;
    line-height: 1.5;
}

.about-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Water drop animations removed for cleaner design */

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.7; }
    50% { transform: scale(1.1); opacity: 1; }
}

/* Technology Section */
.technology-section {
    padding: 0;
    background: #e6f3ff;
}

.technology-section .container {
    padding: 6rem 20px;
}

.technology-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: start;
}

.tech-process {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.process-step {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    padding: 1.5rem;
    background: #f9fafb;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.process-step:hover {
    background: #f3f4f6;
    transform: translateX(10px);
}

.step-number {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #1e40af, #3b82f6);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.step-content h4 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 0.5rem;
}

.step-content p {
    color: #6b7280;
    line-height: 1.6;
}

.tech-features h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 1.5rem;
}

.features-list {
    list-style: none;
}

.features-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    color: #6b7280;
}

.features-list i {
    color: #1e40af;
    font-size: 1rem;
}

/* Certifications Section */
.certifications-section {
    margin-top: 4rem;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    padding-left: 2rem;
}

.certifications-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 3rem;
    margin: 0 auto;
    flex-wrap: nowrap;
    margin-left: 1rem;
}

.cert-badge {
    height: 180px;
    width: auto;
    object-fit: contain;
    transition: transform 0.3s ease;
    filter: grayscale(0);
}

.cert-badge:hover {
    transform: scale(1.1);
    filter: grayscale(0);
}

/* Machines Section */
.machines-section {
    margin-top: 3rem;
    padding-top: 0;
}

.machines-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

/* Machine Link Styles */
.machine-link {
    text-decoration: none;
    color: inherit;
    display: block;
    transition: transform 0.3s ease;
}

.machine-link:hover {
    transform: translateY(-5px);
}

.machine-link:hover .machine-card {
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.machine-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    border: 1px solid rgba(30, 64, 175, 0.1);
}

.machine-image {
    width: 100%;
    height: 180px;
    overflow: hidden;
    background: #f9fafb;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.machine-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    transition: transform 0.3s ease;
    max-width: 90%;
    max-height: 90%;
}

.machine-card:hover .machine-img {
    transform: scale(1.05);
}

.machine-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(30, 64, 175, 0.15);
}

.machine-header {
    background: linear-gradient(135deg, #1e40af, #3b82f6);
    color: white;
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.machine-header h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
}

.machine-badge {
    background: rgba(255, 255, 255, 0.2);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

.machine-content {
    padding: 1.5rem;
}

.machine-content p {
    margin-bottom: 1rem;
    color: #6b7280;
    line-height: 1.6;
}

.machine-content strong {
    color: #1f2937;
    font-weight: 600;
}

.machine-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}

.feature-tag {
    background: rgba(30, 64, 175, 0.1);
    color: #1e40af;
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 500;
}

/* Water Types Section */
.water-types-section {
    padding: 0;
    background: #e6f3ff;
}

.water-types-section .container {
    padding: 6rem 20px;
}

.water-types-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.water-type-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.water-type-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* Water Type Card Colors */
.clean-water {
    border-left: 4px solid #10b981;
    background: linear-gradient(135deg, #f0fdf4 0%, #ecfdf5 100%);
}

.clean-water .ph-level {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
}

.beauty-water {
    border-left: 4px solid #eab308;
    background: linear-gradient(135deg, #fefce8 0%, #fef3c7 100%);
}

.beauty-water .ph-level {
    background: linear-gradient(135deg, #eab308 0%, #ca8a04 100%);
    color: white;
}

.acidic-water {
    border-left: 4px solid #ef4444;
    background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
}

.acidic-water .ph-level {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    color: white;
}

.strong-kangen-water {
    border-left: 4px solid #8b5cf6;
    background: linear-gradient(135deg, #faf5ff 0%, #f3e8ff 100%);
}

.strong-kangen-water .ph-level {
    background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
    color: white;
}

.kangen-water {
    border-left: 4px solid #3b82f6;
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
}

.kangen-water .ph-level {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: white;
}

.water-type-header {
    background: linear-gradient(135deg, #1e40af, #3b82f6);
    color: white;
    padding: 1.5rem;
    text-align: center;
}

.ph-level {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.water-type-header h3 {
    font-size: 1.5rem;
    font-weight: 600;
}

.water-type-content {
    padding: 1.5rem;
}

.water-type-content p {
    margin-bottom: 1rem;
    color: #6b7280;
    line-height: 1.6;
}

.water-type-content strong {
    color: #1f2937;
    font-weight: 600;
}

.usage-tips {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid #e5e7eb;
}

.usage-tips h4 {
    font-size: 1.125rem;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 0.75rem;
}

.usage-tips ul {
    list-style: none;
}

.usage-tips li {
    color: #6b7280;
    margin-bottom: 0.5rem;
    padding-left: 1rem;
    position: relative;
}

.usage-tips li::before {
    content: '•';
    color: #1e40af;
    font-weight: bold;
    position: absolute;
    left: 0;
}

/* Benefits Section */
.benefits-section {
    padding: 0;
    background: #e6f3ff;
}

.benefits-section .container {
    padding: 6rem 20px;
}

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

.benefit-card {
    text-align: center;
    padding: 2rem;
    background: #f9fafb;
    border-radius: 16px;
    transition: all 0.3s ease;
}

.benefit-card:hover {
    background: white;
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.benefit-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #1e40af, #3b82f6);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.benefit-icon i {
    font-size: 2rem;
    color: white;
}

.benefit-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 1rem;
}

.benefit-card p {
    color: #6b7280;
    line-height: 1.6;
}

/* Contact Section */
.contact-section {
    padding: 0;
    background: #e6f3ff;
}

.contact-section .container {
    padding: 6rem 20px;
}

/* Book Your Call Button Styles */
.book-call-section {
    text-align: center;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border-radius: 12px;
    border: 2px solid #e2e8f0;
}

.btn-book-call {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
    margin-bottom: 1rem;
}

.btn-book-call:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(16, 185, 129, 0.4);
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
}

.book-call-description {
    color: #6b7280;
    font-size: 0.9rem;
    margin: 0;
    font-style: italic;
}

.contact-content {
    display: flex;
    justify-content: center;
    align-items: center;
}

.contact-info-centered {
    text-align: center;
    max-width: 600px;
    width: 100%;
}

.contact-items {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 2rem;
}

.contact-info h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    color: #6b7280;
}

.contact-item i {
    color: #1e40af;
    font-size: 1.25rem;
    width: 20px;
}

.contact-form {
    background: white;
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #1e40af;
}

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

/* Footer */
.footer {
    background: #1f2937;
    color: white;
    padding: 3rem 0 1rem;
}

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

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: white;
}

.footer-section p {
    color: #d1d5db;
    line-height: 1.6;
}

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

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

.footer-section ul li a {
    color: #d1d5db;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #1e40af;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: #374151;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: #1e40af;
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #374151;
    color: #9ca3af;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .logo-text {
        font-size: 1.5rem;
        font-weight: 800;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .video-title {
        font-size: 2.2rem;
        font-weight: 800;
        letter-spacing: -0.01em;
    }
    
    .video-title-section {
        padding: 2rem 0 1rem 0;
    }
    
    .video-container {
        max-width: 95%;
        margin: 0 1rem;
        border-radius: 16px;
    }
    
    .video-section {
        margin: 1rem 0 2rem 0;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .properties-grid {
        grid-template-columns: 1fr;
    }
    
    .technology-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .machines-grid {
        grid-template-columns: 1fr;
        justify-items: center;
    }
    
    .machines-grid .machine-card:nth-child(4),
    .machines-grid .machine-card:nth-child(5) {
        grid-column: 1;
    }
    
    .machine-card {
        margin: 0 1rem;
    }
    
    .machine-image {
        height: 140px;
    }
    
    .machine-img {
        max-width: 85%;
        max-height: 85%;
    }
    
    .water-types-grid {
        grid-template-columns: 1fr;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .certifications-grid {
        gap: 2rem;
        padding: 0 1rem;
        flex-wrap: wrap;
    }
    
    .cert-badge {
        height: 140px;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }
    
    /* Water drop responsive styling removed */
}