/* ==================== MODERN DESIGN SYSTEM ==================== */
:root {
    --primary: #0E2A47;
    --primary-light: #1E3A5F;
    --accent: #3498DB;
    --accent-dark: #2980B9;
    --bg-white: #FFFFFF;
    --bg-light: #F8F9FA;
    --bg-gray: #E5E8E8;
    --text-dark: #2E2E2E;
    --text-gray: #6B7280;
    --text-light: #9CA3AF;
    --section-spacing: 100px;
    --container-max: 1440px;
    --border-radius: 20px;
    --shadow-soft: 0 8px 32px rgba(14, 42, 71, 0.08);
    --shadow-medium: 0 16px 64px rgba(14, 42, 71, 0.12);
}

/* ==================== MODERN GRADIENTS & BACKGROUNDS ==================== */
.modern-gradient {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
}

.modern-gradient-overlay {
    background: rgba(14, 42, 71, 0.92);
}

/* ==================== RESET & BASE ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-dark);
    background: var(--bg-white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Skip link for accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary);
    color: white;
    padding: 8px 16px;
    z-index: 9999;
    transition: top 0.3s;
}

.skip-link:focus {
    top: 0;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --primary: #000000;
        --primary-light: #333333;
        --accent: #0066cc;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ==================== TYPOGRAPHY ==================== */
h1 {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.025em;
    color: white;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

h2 {
    font-size: 40px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--primary);
}

h3 {
    font-size: 32px;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: rgba(255, 255, 255, 0.95);
    line-height: 1.25;
}

h4 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--primary);
}

p {
    font-size: 17px;
    line-height: 1.8;
    color: #4B5563;
    margin-bottom: 1rem;
}

.caption {
    font-size: 14px;
    color: var(--text-gray);
    font-style: italic;
}

/* ==================== MODERN CONTAINER ==================== */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 40px;
    position: relative;
}

.section {
    padding: var(--section-spacing) 0;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
}

.section-header::after {
    content: '';
    display: block;
    width: 100px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    margin: 1.5rem auto;
    border-radius: 2px;
}

/* ==================== MODERN TABLES ==================== */
.modern-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    margin: 2rem 0;
    table-layout: auto;
}

.modern-table thead {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
}

.modern-table th {
    padding: 1.5rem 2rem;
    text-align: left;
    font-weight: 700;
    color: white;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 2px solid rgba(255, 255, 255, 0.1);
}

.modern-table td {
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--bg-gray);
    color: var(--text-dark);
    font-size: 0.95rem;
}

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

.modern-table tbody tr:hover {
    background: var(--bg-light);
    transition: background-color 0.3s ease;
}

/* Water Properties Table */
.water-properties-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    margin: 2rem 0;
    table-layout: auto;
}

.water-properties-table th {
    padding: 1.25rem;
    text-align: left;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    color: white;
    font-size: 1rem;
}

.water-properties-table td {
    padding: 1.25rem;
    border-bottom: 1px solid var(--bg-gray);
    color: var(--text-dark);
    font-size: 0.95rem;
}

.water-properties-table tbody tr:last-child td {
    border-bottom: none;
}

.water-properties-table tbody tr:hover {
    background: var(--bg-light);
    transition: background-color 0.3s ease;
}

/* Specs Table (Legacy Support) */
.specs-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    margin: 2rem 0;
}

.specs-table thead {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
}

.specs-table th {
    padding: 1.5rem 2rem;
    text-align: left;
    font-weight: 700;
    color: white;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 2px solid rgba(255, 255, 255, 0.1);
}

.specs-table td {
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--bg-gray);
    color: var(--text-dark);
    font-size: 0.95rem;
}

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

.specs-table tbody tr:hover {
    background: var(--bg-light);
    transition: background-color 0.3s ease;
}

/* Certifications Grid */
.certifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.certification-item {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: var(--border-radius);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid rgba(14, 42, 71, 0.05);
}

.certification-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.certification-item h4 {
    color: var(--primary);
    font-weight: 700;
    font-size: 1.1rem;
}

/* Warning Box */
.warning-box {
    background: #FFF3CD;
    border-left: 4px solid #FFC107;
    padding: 2rem;
    border-radius: var(--border-radius);
    margin: 2rem 0;
    box-shadow: var(--shadow-soft);
}

.warning-box-warning {
    background: #fff5e5;
    border-left: 4px solid #ffd06b;
    padding: 2rem;
    border-radius: var(--border-radius);
    margin: 2rem 0;
    box-shadow: var(--shadow-soft);
}

.warning-box-warning h4 {
    color: #DC3545;
    font-weight: 700;
    margin-bottom: 1rem;
}

.warning-box-warning p {
    color: #6C757D;
    font-size: 0.95rem;
    line-height: 1.6;
}

.warning-box p {
    color: #856404;
    font-size: 0.95rem;
    line-height: 1.6;
}

.warning-box h4 {
    color: #856404;
    font-weight: 700;
    margin-bottom: 1rem;
}

.warning-icon {
    color: #856404;
    font-size: 28px;
    margin-right: 16px;
}

/* Product Images Grid */
.images-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.image-item {
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid rgba(14, 42, 71, 0.05);
}

.image-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.image-item img {
    width: 100%;
    height: auto;
    display: block;
}

.image-item p {
    padding: 1.5rem;
    margin: 0;
    color: var(--primary);
    font-weight: 600;
    text-align: center;
    background: white;
    border-radius: 0 0 var(--border-radius) var(--border-radius);
}

/* Pressure Drop Container */
.pressure-drop-container {
    background: white;
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--shadow-soft);
    margin: 2rem 0;
}

.pressure-drop-container img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: var(--border-radius);
}

/* Installation Content */
.install-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin: 2rem 0;
}

.install-content img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-soft);
}

/* Benefits List */
.benefits-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.benefits-list li {
    padding: 1.25rem 1.5rem;
    background: var(--bg-light);
    border-radius: var(--border-radius);
    border-left: 3px solid var(--accent);
    transition: all 0.3s ease;
    box-shadow: var(--shadow-soft);
}

.benefits-list li:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-medium);
}

.benefits-list li strong {
    color: var(--primary);
    font-weight: 700;
}

/* ==================== BUTTONS ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 32px;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    border: 2px solid transparent;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: white;
    border: 2px solid transparent;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 24px rgba(14, 42, 71, 0.25);
    filter: brightness(1.05);
}

.btn-outline {
    color: white;
    background: var(--primary);
    border: 2px solid white;
    opacity: 0.9;
}

.btn-outline:hover {
    background: var(--primary);
    color: white;
    opacity: 1;
    border: 2px solid white;
    transform: scale(1.01);
}

.btn-secondary {
    background: white;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-secondary:hover {
    background: var(--primary);
    color: white;
    box-shadow: 0 12px 24px rgba(14, 42, 71, 0.25);
}

/* ==================== HEADER ==================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    z-index: 1000;
    box-shadow: 0 4px 32px rgba(14, 42, 71, 0.08);
    padding: 1.25rem 0;
    transition: all 0.3s ease;
}

.header.scrolled {
    padding: 1rem 0;
    box-shadow: 0 8px 32px rgba(14, 42, 71, 0.12);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 40px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 26px;
    font-weight: 800;
    color: var(--primary);
    text-decoration: none;
    letter-spacing: -0.02em;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.02);
}

.logo-icon {
    font-size: 34px;
    filter: drop-shadow(0 2px 4px rgba(14, 42, 71, 0.1));
}

.nav-menu {
    display: flex;
    gap: 36px;
    align-items: center;
}

.nav-link {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-dark);
    padding: 8px 16px;
    position: relative;
    text-decoration: none;
    transition: all 0.3s ease;
    border-radius: 8px;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 100%);
    transition: all 0.3s ease;
    transform: translateX(-50%);
    border-radius: 2px;
}

.nav-link:hover {
    color: var(--primary);
    background: rgba(14, 42, 71, 0.05);
}

.nav-link:hover::after {
    width: 60%;
}

.nav-link.active {
    color: var(--primary);
}

.nav-link.active::after {
    width: 60%;
}

/* ==================== HERO SECTION ==================== */
.hero {
    padding-top: 180px;
    padding-bottom: 100px;
    background: linear-gradient(135deg, rgba(14, 42, 71, 0.94) 0%, rgba(30, 58, 95, 0.92) 100%);
    position: relative;
    overflow: hidden;
    min-height: 100vh;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('https://swiss-aqua.com/water-improvement/wp-content/uploads/2022/12/kalyx-mini-main.png') center/cover no-repeat;
    opacity: 0.25;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center bottom, rgba(52, 152, 219, 0.15) 0%, transparent 70%);
}

.hero-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.hero-text {
    max-width: 620px;
    color: white;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(52, 152, 219, 0.25);
    padding: 12px 24px;
    border-radius: 30px;
    margin-bottom: 2.5rem;
    font-size: 14px;
    font-weight: 700;
    color: white;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    border: 1px solid rgba(52, 152, 219, 0.3);
}

.badge span:first-child {
    font-size: 20px;
    line-height: 1;
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    height: 320px;
    padding: 20px;
    object-fit: contain;
    animation: float 6s ease-in-out infinite;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.2));
}

.hero-image img:first-of-type {
    margin-left: 50px;
}

.hero-image img:nth-last-of-type(1) {
    margin-right: 50px;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0px) rotate(-2deg);
    }

    50% {
        transform: translateY(-25px) rotate(2deg);
    }
}

/* ==================== SCALE SECTION ==================== */
.scale-section {
    background: var(--bg-light);
}

.scale-visuals {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

.scale-panel {
    background: white;
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.scale-panel img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 12px;
    margin-bottom: 1rem;
}

.process-steps {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-top: 3rem;
}

.process-step {
    background: white;
    padding: 2rem;
    border-radius: var(--border-radius);
    border-left: 4px solid var(--accent);
    box-shadow: var(--shadow-soft);
}

.step-number {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 800;
    margin-bottom: 1rem;
}

.process-content h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--primary);
}

/* ==================== IPS SECTION ==================== */
.ips-section {
    background: white;
}

.ips-diagram-container {
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 50%, #1a1a1a 100%);
    border-radius: var(--border-radius);
    margin: 3rem 0;
    position: relative;
    overflow: hidden;
}

.ips-diagram-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 30px 30px;
}

.ips-diagram-container img {
    position: relative;
    z-index: 1;
    width: 100%;
    height: 400px;
    object-fit: contain;
}

.ips-steps {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1rem;
    margin-top: 3rem;
}

.ips-step-card {
    background: var(--bg-light);
    padding: 1.5rem;
    border-radius: 12px;
    text-align: center;
}

.ips-step-card h4 {
    color: var(--primary);
    margin: 1rem 0;
}

/* ==================== PRODUCT SLIDER ==================== */
.products-section {
    background: var(--bg-light);
}

.product-slider {
    display: flex;
    gap: 2rem;
    overflow-x: auto;
    padding: 2rem 0;
    scroll-behavior: smooth;
}

.product-card {
    flex: 0 0 380px;
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-medium);
}

.product-image {
    height: 280px;
    background: var(--bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    flex-shrink: 0;
}

.product-image img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    height: 100%;
    width: auto;
}

.product-info {
    padding: 2rem;
}

.product-info h3 {
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.product-category {
    font-size: 13px;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1.5rem;
}

.product-specs {
    margin-bottom: 1.5rem;
}

.spec-item {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.spec-label {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-gray);
}

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

.slider-controls {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
}

.slider-arrow {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: white;
    border: 2px solid var(--primary);
    color: var(--primary);
    font-size: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.slider-arrow:hover {
    background: var(--primary);
    color: white;
}

/* ==================== KETTLE SECTION ==================== */
.kettle-section {
    background: white;
}

.kettle-comparison {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.kettle-card {
    background: var(--bg-light);
    border-radius: var(--border-radius);
    padding: 2rem;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.kettle-card h3 {
    color: var(--primary);
    text-align: center;
    margin-bottom: 1.5rem;
}

.kettle-image {
    margin-bottom: 1.5rem;
}

.kettle-image img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 12px;
}

.kettle-params {
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    margin-top: 1.5rem;
}

.kettle-params p {
    margin-bottom: 0.5rem;
}

/* ==================== FOOTER ==================== */
.footer {
    background: var(--primary);
    color: white;
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand h2 {
    color: white;
    margin-bottom: 1rem;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
}

.footer-links h3 {
    color: white;
    margin-bottom: 1.5rem;
}

.footer-links a {
    display: block;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 0.75rem;
    font-size: 15px;
    transition: all 0.3s ease;
}

.footer-links a:hover {
    color: white;
    padding-left: 8px;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
}

/* ==================== HERO SECTION - MODERN DESIGN ==================== */
.hero-section {
    position: relative;
    min-height: 85vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(14, 42, 71, 0.95) 0%, rgba(30, 58, 95, 0.92) 100%);
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('public/images/kalyxx-head-image.webp');
    background-size: cover;
    background-position: center;
    opacity: 0.15;
    z-index: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(14, 42, 71, 0.88) 0%, rgba(30, 58, 95, 0.85) 100%);
    z-index: 2;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 3;
    padding: 80px 0;
}

.hero-text {
    padding-left: 40px;
    color: white;
    max-width: 620px;
}

.hero-badge {
    display: inline-block;
    background: rgba(52, 152, 219, 0.25);
    color: white;
    padding: 12px 24px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(52, 152, 219, 0.4);
    animation: fadeInUp 0.6s ease-out;
}

.hero-title {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    animation: fadeInUp 0.8s ease-out;
}

.hero-subtitle {
    font-size: 20px;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 2rem;
    font-weight: 400;
    animation: fadeInUp 1s ease-out;
}

.hero-features {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 2.5rem;
    animation: fadeInUp 1.2s ease-out;
}

.feature-pill {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    padding: 10px 20px;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 500;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.hero-actions {
    display: flex;
    gap: 16px;
    animation: fadeInUp 1.4s ease-out;
}

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

.product-image-container {
    position: relative;
    width: 100%;
    max-width: 550px;
    animation: fadeInUp 1.6s ease-out;
}

.product-image {
    width: 100%;
    object-fit: contain;
    filter: drop-shadow(0 30px 60px rgba(0, 0, 0, 0.3));
    border-radius: 20px;
}

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

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

/* ==================== PRODUCT PAGE STYLES ==================== */
.product-features {
    background: var(--bg-light);
}

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

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-soft);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.feature-icon {
    font-size: 48px;
    margin-bottom: 1rem;
    flex-shrink: 0;
}

.feature-card h3 {
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.specs-section {
    background: white;
}

.specs-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.spec-item {
    background: var(--bg-light);
    padding: 1.5rem;
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.spec-item h4 {
    color: var(--accent);
    margin-bottom: 0.5rem;
}

.spec-value {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.25rem;
}

.application-section {
    background: var(--bg-light);
}

.application-box {
    background: white;
    padding: 3rem;
    border-radius: var(--border-radius);
    max-width: 800px;
    margin: 0 auto;
    box-shadow: var(--shadow-soft);
}

.install-section {
    background: white;
}

.install-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.install-step {
    padding: 2rem;
    background: var(--bg-light);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--accent);
    display: flex;
    flex-direction: column;
}

.step-number {
    font-size: 48px;
    font-weight: 800;
    color: var(--accent);
    margin-bottom: 0.5rem;
    flex-shrink: 0;
}

.install-step h4 {
    color: var(--primary);
    margin-bottom: 0.5rem;
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 1200px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }

    .hero-text {
        margin: 0 auto;
        max-width: 100%;
    }

    .hero-visual {
        margin: 0 auto;
    }

    .hero-badge {
        justify-content: center;
    }

    .hero-features {
        justify-content: center;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-title {
        font-size: 48px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

    .product-image-container {
        max-width: 450px;
    }

    .specs-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    h1 {
        font-size: 42px;
    }

    h2 {
        font-size: 32px;
    }

    h3 {
        font-size: 26px;
    }

    p {
        font-size: 16px;
    }

    .nav-menu {
        display: none;
    }

    .nav-container {
        padding: 0 20px;
    }

    .scale-visuals {
        gap: 1rem;
    }

    .ips-steps {
        grid-template-columns: repeat(3, 1fr);
    }

    .product-card {
        flex: 0 0 320px;
    }

    .kettle-comparison {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
    }

    .hero-badge {
        font-size: 12px;
        padding: 10px 20px;
    }

    .hero-title {
        font-size: 36px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .feature-pill {
        font-size: 12px;
        padding: 8px 16px;
    }

    .hero-actions {
        flex-direction: column;
        gap: 12px;
    }

    .btn {
        padding: 14px 28px;
        font-size: 15px;
    }

    .hero-content {
        padding: 40px 0;
        gap: 2rem;
    }

    .hero-title {
        font-size: 32px;
    }

    .hero-subtitle {
        font-size: 15px;
    }

    .product-image-container {
        max-width: 350px;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 32px;
    }

    h2 {
        font-size: 26px;
    }

    h3 {
        font-size: 22px;
    }

    .container {
        padding: 0 20px;
    }

    .nav-container {
        padding: 0 16px;
    }

    .hero {
        padding-top: 160px;
    }

    .hero-image img {
        height: 400px;
    }

    .ips-steps {
        grid-template-columns: 1fr;
    }

    .product-card {
        flex: 0 0 280px;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

    .hero-badge {
        font-size: 11px;
        padding: 8px 16px;
    }

    .hero-title {
        font-size: 28px;
    }

    .hero-subtitle {
        font-size: 14px;
    }

    .feature-pill {
        font-size: 11px;
        padding: 8px 16px;
    }

    .hero-actions {
        flex-direction: column;
        gap: 10px;
    }

    .btn {
        padding: 12px 24px;
        font-size: 14px;
    }

    .hero-content {
        padding: 30px 0;
        gap: 1.5rem;
    }

    .product-image-container {
        max-width: 280px;
    }
}

@media (max-width: 768px) {
    h1 {
        font-size: 42px;
    }

    h2 {
        font-size: 32px;
    }

    h3 {
        font-size: 26px;
    }

    p {
        font-size: 16px;
    }

    .nav-menu {
        display: none;
    }

    .nav-container {
        padding: 0 20px;
    }

    .scale-visuals {
        gap: 1rem;
    }

    .ips-steps {
        grid-template-columns: repeat(3, 1fr);
    }

    .product-card {
        flex: 0 0 320px;
    }

    .kettle-comparison {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
    }

    .badge {
        font-size: 12px;
        padding: 10px 20px;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 32px;
    }

    h2 {
        font-size: 26px;
    }

    h3 {
        font-size: 22px;
    }

    .container {
        padding: 0 20px;
    }

    .nav-container {
        padding: 0 16px;
    }

    .hero {
        padding-top: 160px;
    }

    .hero-image img {
        height: 400px;
    }

    .ips-steps {
        grid-template-columns: 1fr;
    }

    .product-card {
        flex: 0 0 280px;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

    .badge {
        font-size: 11px;
        padding: 8px 16px;
    }

    .btn {
        padding: 14px 28px;
        font-size: 15px;
    }
}

/* ==================== SWISS-AQUA STYLE DESIGN SYSTEM ==================== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
    /* Color System */
    --primary-accent: #0E2A47;
    --neutral-text: #2E2E2E;
    --background-white: #FFFFFF;
    --background-light: #F7F8FA;
    --border-color: #E5E8E8;
    --text-muted: #6B7280;

    /* Spacing System */
    --section-padding: 100px;
    --container-max-width: 1400px;
    --content-padding: 0 20px;

    /* Typography System */
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-h1: 36px;
    --font-size-h2: 28px;
    --font-size-h3: 22px;
    --font-size-body: 16px;
    --font-size-caption: 14px;

    /* Button System */
    --button-outline-border: 2px solid #0E2A47;
    --button-outline-bg: transparent;
    --button-outline-color: #0E2A47;
    --button-outline-radius: 6px;
    --button-outline-padding: 14px 26px;

    /* Shadow System */
    --shadow-sm: 0 2px 8px rgba(14, 42, 71, 0.08);
    --shadow-md: 0 4px 16px rgba(14, 42, 71, 0.12);
    --shadow-lg: 0 8px 32px rgba(14, 42, 71, 0.15);

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;

    /* Transition */
    --transition: all 0.3s ease;
}

/* ==================== BASE RESET ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 100px;
}

body {
    font-family: var(--font-main);
    font-size: var(--font-size-body);
    line-height: 1.7;
    color: var(--neutral-text);
    background-color: var(--background-white);
}

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

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

/* ==================== CONTAINER SYSTEM ==================== */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: var(--section-padding) 0;
}

.section-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* ==================== TYPOGRAPHY SYSTEM ==================== */
h1 {
    font-size: var(--font-size-h1);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h2 {
    font-size: var(--font-size-h2);
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 0.75rem;
}

h3 {
    font-size: var(--font-size-h3);
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 0.75rem;
}

h4 {
    font-size: 1.1rem;
    font-weight: 600;
}

h5 {
    font-size: 1rem;
    font-weight: 600;
}

p {
    font-size: 16px;
    line-height: 1.7;
    color: #4B5563;
    margin-bottom: 1rem;
}

caption {
    font-size: var(--font-size-caption);
    color: var(--text-muted);
    font-style: italic;
}

/* ==================== SECTION HEADERS ==================== */
.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title {
    font-size: var(--font-size-h2);
    font-weight: 600;
    color: var(--primary-accent);
    margin-bottom: 0.75rem;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto;
}

.section-line {
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-accent) 0%, var(--primary-accent) 100%);
    margin: 1.5rem auto;
}

/* ==================== MODERN CARDS ==================== */
.modern-card {
    background: white;
    border-radius: var(--radius-md);
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.modern-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.modern-card-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-accent) 0%, var(--accent) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    font-size: 28px;
}

.modern-card-icon svg {
    width: 30px;
    height: 30px;
    fill: white;
}

.modern-card-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-accent);
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.modern-card-text {
    color: var(--text-muted);
    line-height: 1.7;
}

/* ==================== FEATURE CARDS ==================== */
.feature-card-modern {
    background: white;
    border-radius: var(--radius-md);
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.feature-card-modern:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.feature-card-modern .feature-icon {
    font-size: 40px;
    margin-bottom: 1rem;
}

.feature-card-modern h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-accent);
    margin-bottom: 0.5rem;
}

.feature-card-modern p {
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.7;
}

/* ==================== SPECIFICATION CARDS ==================== */
.spec-card-modern {
    background: white;
    border-radius: var(--radius-md);
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.spec-card-modern:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.spec-card-modern .spec-icon {
    font-size: 40px;
    margin-bottom: 1rem;
}

.spec-card-modern h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-accent);
    margin-bottom: 0.5rem;
}

.spec-card-modern p {
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.7;
}

/* ==================== INSTALLATION STEPS ==================== */
.install-step-modern {
    background: white;
    border-radius: var(--radius-md);
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.install-step-modern:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.install-step-number {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-accent) 0%, var(--accent) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 800;
    color: white;
    margin-bottom: 1rem;
}

.install-step-modern h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-accent);
    margin-bottom: 0.5rem;
}

.install-step-modern p {
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.7;
}

/* ==================== STATS GRID ==================== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.stat-item {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-accent) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ==================== BUTTON SYSTEM ==================== */
.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 26px;
    border: var(--button-outline-border);
    background: var(--button-outline-bg);
    color: var(--button-outline-color);
    border-radius: var(--button-outline-radius);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.button:hover {
    background: var(--primary-accent);
    color: white;
}

.button-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border: 2px solid var(--primary-accent);
    background: transparent;
    color: var(--primary-accent);
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.button-outline:hover {
    background: var(--primary-accent);
    color: white;
}

.button-large {
    padding: 16px 32px;
    font-size: 1.05rem;
}

.button-small {
    padding: 10px 20px;
    font-size: 0.9rem;
}

/* ==================== HEADER / NAVIGATION ==================== */
.header {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-accent);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.nav-list {
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

.nav-link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--neutral-text);
    padding: 0.5rem 0;
    position: relative;
    transition: var(--transition);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-accent);
    transition: width 0.3s ease;
}

.nav-link:hover {
    color: var(--primary-accent);
}

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

/* ==================== HERO SECTION - SWISS-AQUA STRUCTURE ==================== */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, rgba(14, 42, 71, 0.95) 0%, rgba(30, 58, 95, 0.92) 100%);
    color: white;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('/public/images/clean-water-bg.png') center/cover no-repeat;
    opacity: 0.08;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: rgba(52, 152, 219, 0.15);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    margin-bottom: 1.5rem;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero-badge .badge-icon {
    font-size: 1rem;
}

.hero-title {
    font-size: 36px;
    font-weight: 700;
    color: white;
    margin-bottom: 1.25rem;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 18px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2.5rem;
    font-weight: 400;
    max-width: 600px;
}

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

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

.hero-diagram {
    position: relative;
    width: 100%;
    max-width: 500px;
    height: 400px;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    border: 1px solid rgba(14, 42, 71, 0.1);
}

.hero-diagram img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 2rem;
}

.diagram-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(14, 42, 71, 0.9);
    color: white;
    padding: 0.75rem 1.5rem;
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ==================== WHAT IS SCALE? SECTION ==================== */
.scale-section {
    background-color: var(--background-light);
}

.scale-header {
    text-align: center;
    margin-bottom: 3rem;
}

.scale-intro {
    max-width: 800px;
    margin: 0 auto 3rem;
}

.scale-text {
    font-size: 17px;
    color: var(--neutral-text);
}

.scale-images {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

.scale-image-block {
    position: relative;
}

.scale-image-block img {
    width: 100%;
    height: 350px;
    object-fit: cover;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
}

.scale-image-caption {
    text-align: center;
    margin-top: 0.75rem;
    font-size: 0.9rem;
    color: var(--text-muted);
    font-style: italic;
}

/* ==================== CHEMICAL PROCESS SECTION ==================== */
.chemical-process {
    background-color: var(--background-white);
}

.chemical-process-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.chemical-process-content {
    max-width: 500px;
}

.chemical-process-steps {
    margin-top: 2rem;
}

.process-step {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.process-step:last-child {
    border-bottom: none;
}

.step-number {
    width: 40px;
    height: 40px;
    background-color: var(--primary-accent);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    font-weight: 700;
    flex-shrink: 0;
}

.step-content h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--primary-accent);
}

.step-content p {
    font-size: 0.95rem;
    color: var(--neutral-text);
}

.process-diagram {
    position: relative;
}

.process-diagram img {
    width: 100%;
    height: 400px;
    object-fit: contain;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

/* ==================== IPS TECHNOLOGY SECTION ==================== */
.ips-section {
    background-color: var(--background-light);
}

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

.ips-content-left {
    max-width: 500px;
}

.ips-steps {
    margin-top: 2rem;
}

.ips-step {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding: 1.5rem;
    background-color: var(--background-white);
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--primary-accent);
}

.ips-step-number {
    width: 40px;
    height: 40px;
    background-color: var(--primary-accent);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    font-weight: 700;
    flex-shrink: 0;
}

.ips-step-content h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--primary-accent);
}

.ips-step-content p {
    font-size: 0.95rem;
    color: var(--neutral-text);
}

.ips-diagram-container {
    position: relative;
}

.ips-diagram-container img {
    width: 100%;
    height: 450px;
    object-fit: fill;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

/* ==================== KETTLE EXPERIMENT SECTION ==================== */
.kettle-section {
    background-color: var(--background-white);
}

.kettle-header {
    text-align: center;
    margin-bottom: 3rem;
}

.kettle-header h2 {
    font-size: 28px;
    color: var(--primary-accent);
}

.kettle-experiment {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto 3rem;
}

.kettle-comparison {
    background-color: var(--background-light);
    padding: 2rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}

.kettle-comparison-header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.kettle-comparison-header h3 {
    font-size: 1.3rem;
    color: var(--primary-accent);
}

.kettle-comparison-image {
    margin-bottom: 1.5rem;
}

.kettle-comparison-image img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
}

.kettle-comparison-note {
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-muted);
    font-style: italic;
}

.kettle-note {
    padding: 1rem;
    background-color: #F3F4F6;
    border-radius: var(--radius-sm);
    margin-top: 1.5rem;
}

.kettle-note strong {
    color: var(--primary-accent);
}

/* ==================== PRODUCT SLIDER SECTION ==================== */
.products-section {
    background-color: var(--background-light);
}

.products-header {
    text-align: center;
    margin-bottom: 3rem;
}

.products-intro {
    max-width: 700px;
    margin: 0 auto 3rem;
}

.product-slider-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    position: relative;
    padding: 1rem 0;
}

.product-slider {
    display: flex;
    gap: 2rem;
    overflow-x: auto;
    scroll-behavior: smooth;
    padding-bottom: 2rem;
    -webkit-overflow-scrolling: touch;
}

.product-slider::-webkit-scrollbar {
    height: 6px;
}

.product-slider::-webkit-scrollbar-track {
    background: rgba(14, 42, 71, 0.05);
    border-radius: 3px;
}

.product-slider::-webkit-scrollbar-thumb {
    background: var(--primary-accent);
    border-radius: 3px;
}

.product-slider::-webkit-scrollbar-thumb:hover {
    background: #0E3A5F;
}

.product-card {
    flex: 0 0 350px;
    background-color: var(--background-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.product-card-image {
    width: 100%;
    height: 250px;
    object-fit: contain;
    padding: 2rem;
    background-color: var(--background-light);
}

.product-card-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.product-card-content {
    padding: 1.5rem;
}

.product-card-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-accent);
    margin-bottom: 0.5rem;
}

.product-card-category {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1.5rem;
}

.product-card-specs {
    margin-bottom: 1.5rem;
}

.product-spec-row {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color);
}

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

.product-spec-label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-muted);
}

.product-spec-value {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--neutral-text);
}

.product-card-button {
    width: 100%;
    margin-top: 1rem;
}

.slider-controls {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
}

.slider-arrow {
    width: 44px;
    height: 44px;
    background-color: var(--primary-accent);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.slider-arrow:hover {
    background-color: #0E3A5F;
}

/* ==================== TECHNICAL DOCUMENTATION SECTION ==================== */
.docs-section {
    background-color: var(--background-white);
}

.docs-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.doc-card {
    padding: 2rem;
    background-color: var(--background-light);
    border-radius: var(--radius-md);
    border-top: 3px solid var(--primary-accent);
}

.doc-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.doc-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--neutral-text);
}

.doc-description {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.doc-link {
    color: var(--primary-accent);
    font-weight: 600;
    font-size: 0.9rem;
}

.doc-link:hover {
    text-decoration: underline;
}

/* ==================== SUPPORT SECTION ==================== */
.support-section {
    background-color: var(--background-light);
}

.support-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.support-card {
    padding: 2rem;
    background-color: var(--background-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    text-align: center;
}

.support-card-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.support-card-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--neutral-text);
}

.support-card-description {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.support-card-link {
    color: var(--primary-accent);
    font-weight: 600;
    font-size: 0.9rem;
}

/* ==================== FOOTER ==================== */
.footer {
    background-color: var(--primary-accent);
    color: white;
    padding: 3rem 0 1rem;
}

.footer-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 20px;
}

.footer-top {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.footer-brand h3 {
    margin-bottom: 1rem;
}

.footer-tagline {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
}

.footer-links h4 {
    margin-bottom: 1rem;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    padding-top: 1.5rem;
    text-align: center;
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

/* ==================== MODAL ==================== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background-color: var(--background-white);
    border-radius: var(--radius-lg);
    max-width: 800px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    transform: translateY(-20px);
    transition: all 0.3s ease;
}

.modal-overlay.active .modal-content {
    transform: translateY(0);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.modal-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--neutral-text);
}

.modal-close {
    width: 40px;
    height: 40px;
    background-color: var(--background-light);
    border: none;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.modal-close:hover {
    background-color: var(--border-color);
}

.modal-body {
    padding: 2rem;
}

.modal-loader {
    text-align: center;
    color: var(--text-muted);
    font-size: 1.1rem;
}

/* ==================== RESPONSIVE DESIGN ==================== */
@media (max-width: 1024px) {

    .hero-container,
    .section-container,
    .container {
        padding: 0 20px;
    }

    .hero-title {
        font-size: 32px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .chemical-process-grid,
    .ips-content-grid,
    .scale-images,
    .kettle-experiment {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .chemical-process-content,
    .ips-content-left,
    .scale-intro {
        max-width: 100%;
    }

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

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

@media (max-width: 768px) {

    .header,
    .nav-container,
    .footer-container,
    .container {
        padding: 0 15px;
    }

    .nav-menu {
        display: none;
    }

    .hero-title {
        font-size: 28px;
    }

    .hero-subtitle {
        font-size: 15px;
    }

    .section-title {
        font-size: 24px;
    }

    .section-padding {
        padding: 60px 0;
    }

    .docs-grid,
    .support-grid {
        grid-template-columns: 1fr;
    }

    .product-card {
        flex: 0 0 300px;
    }

    .product-card-image {
        height: 200px;
    }

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

    .modal-content {
        width: 95%;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 24px;
    }

    .section-title {
        font-size: 20px;
    }

    .button-outline {
        padding: 10px 20px;
        font-size: 0.9rem;
    }

    .product-card {
        flex: 0 0 280px;
    }

    .modal-header,
    .modal-body {
        padding: 1.5rem;
    }
}

/* ==================== MODERN HEADER ==================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    border-bottom: 1px solid rgba(14, 42, 71, 0.08);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 4px 20px rgba(14, 42, 71, 0.1);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1440px;
    margin: 0 auto;
    padding: 1rem 2rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
    text-decoration: none;
    transition: all 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

.logo span:last-child {
    letter-spacing: 0.02em;
}

.nav {
    display: flex;
    align-items: center;
    gap: 2rem;
    margin-left: 4rem;
}

.nav-link {
    position: relative;
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.5rem;
    transition: all 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: all 0.3s ease;
}

.nav-link:hover {
    color: var(--primary);
}

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

/* Dropdown Menu */
.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    background: white;
    min-width: 200px;
    border-radius: 12px;
    padding: 0.75rem 0;
    box-shadow: 0 8px 32px rgba(14, 42, 71, 0.12);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    border: 1px solid rgba(14, 42, 71, 0.08);
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.dropdown-item {
    display: block;
    padding: 0.6rem 1.5rem;
    color: var(--text-dark);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.dropdown-item:hover {
    background: var(--bg-light);
    color: var(--accent);
    padding-left: 1.75rem;
}

/* Header Icons */
.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.icon-btn {
    background: transparent;
    border: none;
    font-size: 1.3rem;
    cursor: pointer;
    color: var(--text-dark);
    padding: 0.5rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.icon-btn:hover {
    background: var(--bg-light);
    color: var(--primary);
    transform: scale(1.1);
}

/* Contact Button */
.btn-contact {
    background: var(--primary);
    color: white;
    padding: 0.6rem 1.2rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 2px solid var(--primary);
}

.btn-contact:hover {
    background: transparent;
    color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(14, 42, 71, 0.2);
}

/* Mobile Menu */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 0.4rem;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--primary);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

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

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

.mobile-nav {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: white;
    box-shadow: 0 8px 32px rgba(14, 42, 71, 0.15);
    padding: 2rem;
    flex-direction: column;
    gap: 1rem;
    z-index: 999;
}

.mobile-nav.active {
    display: flex;
}

.mobile-nav-link {
    color: var(--text-dark);
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 600;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--bg-light);
    transition: all 0.3s ease;
}

.mobile-nav-link:hover {
    color: var(--accent);
    padding-left: 1rem;
}

/* Overlay */
.overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 998;
}

.overlay.active {
    display: block;
}

.certification-item h3,
.install-step h3 {
    color: var(--neutral-text);
}

/* Header Animation */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }

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

.header {
    animation: fadeInDown 0.6s ease;
}

/* Responsive Header */
@media (max-width: 1024px) {
    .header-content {
        padding: 1rem 1.5rem;
    }
}

@media (max-width: 768px) {
    .logo {
        font-size: 1.2rem;
    }

    .header-content {
        padding: 1rem 1rem;
    }

    .mobile-nav {
        top: 70px;
        padding: 1.5rem;
    }

    .mobile-nav-link {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .header-content {
        padding: 1rem;
    }

    .logo span:last-child {
        font-size: 1rem;
    }
}

/* Skip Navigation */
.skip-nav {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    background: var(--primary);
    color: white;
    text-align: center;
    padding: 0.75rem;
    z-index: 10000;
    font-weight: 600;
    transition: transform 0.3s ease;
}

.skip-nav:focus {
    transform: translateY(0);
}

/* Diagram Styles */
.diagram-container {
    width: 100%;
    max-width: 900px;
    margin: 2rem auto;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
    background: white;
}

.diagram-wrapper {
    padding: 2rem;
    text-align: center;
    flex: 1 1 49%;
}

.diagram-description {
    flex: 1 1 49%;
}

.diagram-image {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-soft);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.diagram-caption {
    margin-top: 1.5rem;
    font-size: 1rem;
    color: var(--text-gray);
    font-style: italic;
}

.connection-diagram-container {
    padding: 20px;
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.wash {
    background-image: url(public/images/WashBall-4-2019.webp);
}

.industry {
    background-image: url(public/images/kalyxx-head-image-industry.webp);
}

/* Responsive Design for Diagrams */
@media (max-width: 768px) {
    .diagram-container {
        max-width: 100%;
    }

    .diagram-wrapper {
        padding: 1rem;
    }

    .diagram-image {
        max-height: 400px;
    }
}

/* Modern Feature Cards */
.features-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.feature-card {
    background: white;
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(14, 42, 71, 0.05);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: inline-block;
    padding: 1rem;
    background: var(--bg-light);
    border-radius: 50%;
    width: fit-content;
}

.feature-content h3 {
    font-size: 1.5rem;
    color: var(--primary);
    margin-bottom: 1rem;
    font-weight: 700;
    line-height: 1.3;
}

.feature-content p {
    font-size: 1rem;
    color: var(--text-dark);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.feature-content p:last-child {
    margin-bottom: 0;
}

.feature-content strong {
    color: var(--primary);
    font-weight: 700;
}

/* Responsive Design for Feature Cards */
@media (max-width: 768px) {
    .features-container {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

/* Modern Benefits Container */
.benefits-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.modern-benefit {
    background: white;
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(14, 42, 71, 0.05);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.modern-benefit::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent) 0%, var(--accent-dark) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modern-benefit:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.modern-benefit:hover::before {
    opacity: 1;
}

.benefit-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    display: inline-block;
    padding: 1rem;
    background: var(--bg-light);
    border-radius: 50%;
    width: fit-content;
}

.benefit-content h3 {
    font-size: 1.3rem;
    color: var(--primary);
    margin-bottom: 0.75rem;
    font-weight: 700;
    line-height: 1.3;
}

.benefit-content p {
    font-size: 0.95rem;
    color: var(--text-dark);
    line-height: 1.6;
}

/* How It Works Section */
.how-it-works-container {
    background: var(--bg-light);
    border-radius: var(--border-radius);
    padding: 2.5rem;
    margin: 2rem 0;
    border-left: 4px solid var(--accent);
}

.how-it-works-text {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.learn-more-link {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background: var(--accent);
    color: white;
    text-decoration: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    transition: all 0.3s ease;
}

.learn-more-link:hover {
    background: var(--accent-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

/* Video Container */
.video-container {
    max-width: 100%;
    margin: 2rem auto;
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-medium);
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

/* Responsive */
@media (max-width: 768px) {
    .benefits-container {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .how-it-works-container {
        padding: 1.5rem;
    }

    .video-container {
        padding-bottom: 56.25%;
    }
}

/* ==================== CONTACT PAGE STYLES ==================== */
.contact-section {
    background: var(--bg-light);
    padding: var(--section-spacing) 0;
}

.contact-wrapper {
    display: flex;
    gap: 4rem;
    align-items: center;
    justify-content: center;
}

.contact-info {
    display: flex;
    gap: 1.5rem;
    width: 100%;
}

.contact-card {
    flex: 1 1 auto;
    background: white;
    padding: 2rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    border-left: 4px solid var(--primary-accent);
}

.contact-card:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-md);
}

.contact-card-icon {
    font-size: 48px;
    margin-bottom: 1rem;
    display: block;
}

.contact-card h3 {
    color: var(--primary-accent);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.contact-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.contact-form-container {
    background: white;
    padding: 2.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-weight: 600;
    color: var(--primary-accent);
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-family: var(--font-main);
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-accent);
    box-shadow: 0 0 0 3px rgba(14, 42, 71, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.contact-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.feature-item {
    text-align: center;
    padding: 1.5rem;
    background: white;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.feature-number {
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-accent) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
    margin-bottom: 0.5rem;
}

.feature-label {
    font-weight: 600;
    color: var(--primary-accent);
    font-size: 0.9rem;
}

.form-success {
    text-align: center;
    padding: 2rem;
}

.success-icon {
    font-size: 64px;
    margin-bottom: 1rem;
    display: block;
}

.form-success h3 {
    color: var(--primary-accent);
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

.form-success p {
    color: var(--text-muted);
}

/* ==================== FAQ SECTION ==================== */
.faq-container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 1000px;
    margin: 0 auto;
}

.faq-item {
    background: white;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.faq-item:hover {
    box-shadow: var(--shadow-md);
}

.faq-question {
    width: 100%;
    text-align: left;
    padding: 1.5rem;
    background: white;
    border: none;
    border-bottom: 2px solid var(--border-color);
    cursor: pointer;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-accent);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
}

.faq-question:hover {
    background: var(--bg-light);
}

.faq-question span:first-child {
    flex: 1;
}

.faq-icon {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
    transition: transform 0.3s ease;
    line-height: 1;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-answer p {
    padding: 0 1.5rem 1.5rem;
    margin: 0;
    color: var(--text-muted);
    line-height: 1.7;
}

.faq-item .faq-answer.active {
    max-height: 200px;
}

/* Mobile responsive */
@media (max-width: 768px) {
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .contact-form-container {
        padding: 1.5rem;
    }

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

    .feature-number {
        font-size: 2rem;
    }

    .faq-question {
        padding: 1.25rem;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .contact-features {
        grid-template-columns: 1fr;
    }

    .feature-number {
        font-size: 1.8rem;
    }

    .contact-form-container {
        padding: 1rem;
    }
}