:root {
    --primary-color: #0f2942;
    --secondary-color: #1a3a52;
    --accent-color: #b87333;
    --light-accent: #4a6fa5;
    --text-light: #f8f9fa;
    --text-dark: #2c3e50;
    --gradient-1: linear-gradient(135deg, #1a3a52 0%, #0f2942 100%);
    --gradient-2: linear-gradient(135deg, #4a6fa5 0%, #1a3a52 100%);
    --gradient-3: linear-gradient(135deg, #b87333 0%, #d4a574 100%);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    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;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
}

.logo img {
    height: 80px;
    width: auto;
}

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

.nav-links a {
    color: var(--primary-color);
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-1);
    transition: width 0.3s ease;
}

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    background: linear-gradient(135deg, #e8eef3 0%, #d4dce5 100%);
    padding: 120px 20px 80px;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('images/banner.png');
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    opacity: 1;
    pointer-events: none;
    z-index: 0;
}

.hero::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: rgba(184, 115, 51, 0.1);
    border-radius: 50%;
    top: -200px;
    right: -200px;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3.5rem;
    color: white;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.hero-subtitle {
    font-size: 1.5rem;
    color: white;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.hero-intro {
    font-size: 1.1rem;
    color: white;
    margin-bottom: 3rem;
    max-width: 800px;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
}

.highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.highlight-card {
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.highlight-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    background: rgba(0, 0, 0, 0.8);
}

.highlight-card .icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--accent-color);
}

.highlight-card h3 {
    color: white;
    margin-bottom: 0.5rem;
    font-size: 1.3rem;
}

.highlight-card p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.95rem;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: white;
    color: var(--primary-color);
    text-decoration: none;
    border-radius: 50px;
    font-weight: bold;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

/* Section Styles */
section {
    padding: 80px 20px;
}

section h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    text-align: center;
    color: var(--primary-color);
}

.section-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 3rem;
    font-size: 1.1rem;
    color: #666;
}

/* About Section */
.about {
    background: #f4f6f8;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 2rem;
    align-items: center;
}

.about-image {
    width: 100%;
}

.about-image img {
    width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.about-text {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

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

.column h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

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

.feature-list li {
    padding: 0.8rem 0;
    padding-left: 2rem;
    position: relative;
    color: #555;
}

.feature-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: bold;
}

/* Manufacturing Section */
.expertise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.expertise-card {
    background: white;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border-left: 4px solid transparent;
}

.expertise-card:nth-child(1) { border-left-color: #4a6fa5; }
.expertise-card:nth-child(2) { border-left-color: #b87333; }
.expertise-card:nth-child(3) { border-left-color: #1a3a52; }

.expertise-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.expertise-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.expertise-card p {
    color: #666;
    line-height: 1.8;
}

/* Ranges Section */
.ranges {
    background: linear-gradient(135deg, #e8eef3 0%, #d4dce5 100%);
}

.ranges-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.range-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.range-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 10px;
    margin-bottom: 1rem;
    display: block;
}

.range-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-1);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

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

.range-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.range-card h3 {
    color: var(--primary-color);
    font-size: 1.3rem;
}

/* Contact Section */
.contact {
    background: #f4f6f8;
    color: var(--text-dark);
}

.contact h2,
.contact .section-intro {
    color: var(--primary-color);
}

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

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

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

.form-group label {
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--primary-color);
}

.form-group input,
.form-group textarea {
    padding: 1rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    background: white;
    color: var(--text-dark);
    border: 1px solid #ddd;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    background: white;
    border-color: var(--accent-color);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #999;
}

.contact-info {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    height: fit-content;
    border: 1px solid #ddd;
}

.contact-info h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
    color: var(--primary-color);
}

.contact-info p {
    margin-bottom: 1rem;
    line-height: 1.8;
    color: var(--text-dark);
}

.contact-info a {
    color: var(--accent-color);
    text-decoration: none;
    transition: opacity 0.3s ease;
}

.contact-info a:hover {
    opacity: 0.8;
}

/* Footer */
.footer {
    background: white;
    color: var(--text-dark);
    padding: 2rem 0;
    text-align: center;
    border-top: 1px solid #ddd;
}

/* Scroll Animations - Disabled */

/* Professional touches */
.cta-button {
    background: var(--accent-color) !important;
    color: white !important;
}

.cta-button:hover {
    background: #a66429 !important;
}

/* Responsive Design */
@media (max-width: 968px) {
    .nav-links {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--primary-color);
        width: 100%;
        text-align: center;
        transition: left 0.3s ease;
        padding: 2rem 0;
    }

    .nav-links.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }

    .hamburger.active span:nth-child(1) {
        transform: rotate(-45deg) translate(-5px, 6px);
    }

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

    .hamburger.active span:nth-child(3) {
        transform: rotate(45deg) translate(-5px, -6px);
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

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

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

    section h2 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .highlights {
        grid-template-columns: 1fr;
    }

    .ranges-grid {
        grid-template-columns: 1fr;
    }
}