/* =============================================
   COMPLETE STUD WELDING - PROFESSIONAL WEBSITE
   Color Scheme: Primary #23428f, Secondary #000000
   ============================================= */

/* Root Variables */
:root {
    --primary-color: #23428f;
    --secondary-color: #000000;
    --accent-color: #00a8e8;
    --light-bg: #f8f9fa;
    --white: #ffffff;
    --gray-dark: #1a1a1a;
    --gray-light: #e0e0e0;
    --border-radius: 8px;
    --box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    --box-shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* Reset & Base Styles */
* {
    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(--gray-dark);
    background-color: var(--white);
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 0.5em;
}

h1 {
    font-size: 3rem;
    color: var(--primary-color);
}

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

h3 {
    font-size: 1.8rem;
    color: var(--primary-color);
}

h4 {
    font-size: 1.3rem;
    color: var(--secondary-color);
}

p {
    margin-bottom: 1rem;
    font-size: 1rem;
    line-height: 1.7;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--accent-color);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    text-decoration: none;
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
}

.btn-primary:hover {
    background-color: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: var(--box-shadow);
}

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

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
}

.btn-white {
    background-color: var(--white);
    color: var(--primary-color);
    border: 2px solid var(--white);
    font-weight: 600;
}

.btn-white:hover {
    background-color: transparent;
    color: var(--white);
    border: 2px solid var(--white);
    transform: translateY(-2px);
}

.btn-large {
    padding: 14px 40px;
    font-size: 1.1rem;
}

/* =============================================
   NAVIGATION
   ============================================= */
.top-navcontainer {
    background-color: var(--primary-color);
    color: var(--white);
    font-size: 0.9rem;
    padding: 5px 50px;
    display: flex;
    /* justify-content: flex-end; */
    gap: 50px;
}
.top-navcontainer a {
    color: var(--white);
    transition: var(--transition);
}
.top-navcontainer a:hover {
    color: var(--accent-color);
}
.top-navcontainer .social-icons {
    margin-left: auto;
    display: flex;
    gap: 15px;
}
.top-navcontainer .social-icons a {
    color: var(--white);
    transition: var(--transition);
}
.top-navcontainer .social-icons a:hover {
    color: var(--accent-color);
}
.social-icons img {
    width: 40px;
    height: 40px;
}

.navbar {
    background-color: var(--white);
    box-shadow: var(--box-shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    cursor: pointer;
}

.logo img {
    width: 200px;
    height: 100px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
    align-items: center;
}

.nav-menu li {
    position: relative;
}

.nav-menu a {
    color: var(--gray-dark);
    font-weight: 500;
    padding: 8px 0;
    display: block;
    transition: var(--transition);
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--primary-color);
    font-weight: 600;
}

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

.dropdown-content {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--white);
    box-shadow: var(--box-shadow);
    border-radius: var(--border-radius);
    padding: 15px 0;
    min-width: 180px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition);
    margin-top: 10px;
}

.dropdown:hover .dropdown-content {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-content a {
    display: block;
    padding: 10px 20px;
    color: var(--gray-dark);
    transition: var(--transition);
}

.dropdown-content a:hover {
    background-color: var(--light-bg);
    color: var(--primary-color);
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: 2px;
    transition: var(--transition);
}

/* =============================================
   HERO SLIDER SECTION
   ============================================= */

.hero-slider {
    position: relative;
    height: 600px;
    overflow: hidden;
    background-image: url('hero-bg.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.slider-container {
    position: relative;
    width: 100%;
    height: 100%;
}

.slide {
    position: absolute;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 60px 80px;
    opacity: 0;
    transition: opacity 0.8s ease;
    background: linear-gradient(135deg, rgba(35, 66, 143, 0.85), rgba(0, 0, 0, 0.85));
    background-size: cover;
    background-position: center;
}

.slide.active {
    opacity: 1;
    z-index: 10;
}

.slide-content {
    color: var(--white);
    max-width: 500px;
    z-index: 2;
    display: flex;
    flex-direction: column;
}

.product-buttons-right {
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 2;
    min-width: 350px;
}

.product-btn {
    background-color: var(--white);
    color: var(--primary-color);
    border: 2px solid var(--white);
    padding: 10px 16px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    text-align: left;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.product-btn:hover {
    background-color: transparent;
    color: var(--white);
    transform: translateX(5px);
}

.slide h1 {
    color: var(--white);
    font-size: 3.2rem;
    margin-bottom: 1.5rem;
    animation: slideInUp 0.8s ease;
    line-height: 1.3;
    font-weight: 700;
}

.slide p {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.15rem;
    margin-bottom: 0;
    animation: slideInUp 1s ease;
    line-height: 1.6;
}

.slide-buttons {
    display: flex;
    gap: 20px;
    animation: slideInUp 1.2s ease;
    align-items: center;
    margin-top: 2rem;
}

.slide-buttons .btn {
    animation: fadeInUp 1.4s ease;
    padding: 14px 35px;
    font-size: 1.05rem;
}

/* Slider Navigation */
.slider-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 20;
    background-color: rgba(255, 255, 255, 0.3);
    color: var(--white);
    border: none;
    padding: 15px 20px;
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
    border-radius: var(--border-radius);
}

.slider-nav:hover {
    background-color: rgba(255, 255, 255, 0.6);
    transform: translateY(-50%) scale(1.1);
}

.slider-nav.prev {
    left: 20px;
}

.slider-nav.next {
    right: 20px;
}

/* Slider Dots */
.slider-dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    z-index: 20;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: var(--transition);
}

.dot.active {
    background-color: var(--white);
    transform: scale(1.3);
}

/* Animation Keyframes */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* =============================================
   STATS SECTION
   ============================================= */

.stats-section {
    background-color: var(--light-bg);
    padding: 60px 0;
}

.stats-section .container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.stat-item {
    text-align: center;
    padding: 30px;
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.stat-item:hover {
    transform: translateY(-10px);
    box-shadow: var(--box-shadow-lg);
}

.stat-item h3 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-item p {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
}

.stat-item small {
    color: #666;
    display: block;
}

/* =============================================
   ABOUT PREVIEW SECTION
   ============================================= */

.about-preview {
    padding: 80px 0;
    background-color: var(--white);
}

.about-preview h2 {
    text-align: center;
    margin-bottom: 0.5rem;
}

.about-preview > .container > p {
    text-align: center;
    font-size: 1.3rem;
    color: var(--primary-color);
    font-weight: 500;
    margin-bottom: 3rem;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-text {
    padding-right: 20px;
}

.about-text p {
    font-size: 1.05rem;
    margin-bottom: 1.5rem;
}

.about-text .btn {
    margin-top: 1rem;
}

.about-image {
    overflow: hidden;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow-lg);
}

.about-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s ease;
}

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

/* =============================================
   EQUIPMENT SECTION
   ============================================= */

.equipment-section {
    padding: 80px 0;
    background-color: var(--light-bg);
}

.equipment-section h2 {
    text-align: center;
    margin-bottom: 1rem;
}

.equipment-section > .container > p {
    text-align: center;
    font-size: 1.1rem;
    margin-bottom: 3rem;
}

.equipment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 30px;
}

.equipment-card {
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    text-align: center;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    padding: 0;
}

.equipment-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.equipment-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.equipment-card:hover .equipment-image img {
    transform: scale(1.1);
}

.equipment-card:hover {
    transform: translateY(-15px);
    box-shadow: var(--box-shadow-lg);
}

.equipment-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.equipment-card h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
    padding: 0 20px;
    padding-top: 25px;
}

.equipment-card p {
    color: #666;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
    padding: 0 20px;
    flex-grow: 1;
}

.equipment-card a {
    color: var(--primary-color);
    font-weight: 600;
    transition: var(--transition);
    padding: 0 20px 25px 20px;
}

.equipment-card a:hover {
    color: var(--accent-color);
}

/* =============================================
   PRODUCTS ACCESSORY SECTION
   ============================================= */

.products-accessory {
    padding: 80px 0;
    background-color: var(--white);
}

.products-accessory h2 {
    text-align: center;
    margin-bottom: 3rem;
}

.product-types {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
}

.product-type {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.product-type:hover {
    transform: translateY(-8px);
    box-shadow: var(--box-shadow-lg);
}

.product-type h4 {
    color: var(--white);
    margin-bottom: 0.8rem;
    font-size: 1.2rem;
}

.product-type p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 0;
    font-size: 0.95rem;
}

/* =============================================
   PROCESS COMPARISON SECTION
   ============================================= */

.process-comparison {
    padding: 80px 0;
    background-color: var(--light-bg);
}

.process-comparison h2 {
    text-align: center;
    margin-bottom: 1rem;
}

.process-comparison > .container > p {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 1.05rem;
}

.comparison-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 3rem;
}

.process-card {
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    border-top: 5px solid;
}

.process-card h3 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.process-card .subtitle {
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 1rem;
}

.process-card p {
    line-height: 1.8;
}

.arc-card {
    border-top-color: #ff6b35;
    background-color: rgba(255, 107, 53, 0.05);
}

.arc-card:hover {
    background-color: rgba(255, 107, 53, 0.1);
}

.cd-card {
    border-top-color: var(--primary-color);
    background-color: rgba(35, 66, 143, 0.05);
}

.cd-card:hover {
    background-color: rgba(35, 66, 143, 0.1);
}

.sc-card {
    border-top-color: var(--accent-color);
    background-color: rgba(0, 168, 232, 0.05);
}

.sc-card:hover {
    background-color: rgba(0, 168, 232, 0.1);
}

.help-box {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    padding: 50px;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--box-shadow-lg);
}

.help-box h4 {
    color: var(--white);
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

.help-box p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 1.5rem;
}

/* =============================================
   SERVICES SECTION
   ============================================= */

.services-section {
    padding: 80px 0;
    background-color: var(--white);
}

.services-section h2 {
    text-align: center;
    margin-bottom: 1rem;
}

.services-section > .container > p {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 1.05rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.service-item {
    background-color: var(--white);
    border: 2px solid var(--light-bg);
    padding: 0;
    border-radius: var(--border-radius);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.service-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.service-item:hover .service-image img {
    transform: scale(1.08);
}

.service-item:hover {
    box-shadow: var(--box-shadow-lg);
    transform: translateY(-8px);
}

.service-number {
    position: relative;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--primary-color);
    padding: 30px 30px 0 30px;
}

.service-item h3 {
    margin-bottom: 1rem;
    font-size: 1.4rem;
    padding: 0 30px;
    color: var(--secondary-color);
}

.service-item p {
    margin-bottom: 1.5rem;
    color: #666;
    padding: 0 30px;
    flex-grow: 1;
}

.service-item a {
    color: var(--primary-color);
    font-weight: 600;
    transition: var(--transition);
    padding: 0 30px 30px 30px;
}

.service-item a:hover {
    color: var(--accent-color);
}

/* =============================================
   CTA SECTION
   ============================================= */

.cta-section {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    padding: 80px 0;
    text-align: center;
}

.cta-section h2 {
    color: var(--white);
    margin-bottom: 1rem;
}

.cta-section p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-buttons .btn-primary {
    background-color: var(--white);
    color: var(--primary-color);
}

.cta-buttons .btn-primary:hover {
    background-color: var(--accent-color);
    color: var(--white);
}

.cta-buttons .btn-secondary {
    border-color: var(--white);
    color: var(--white);
}

.cta-buttons .btn-secondary:hover {
    background-color: var(--white);
    color: var(--primary-color);
}

/* =============================================
   FOOTER
   ============================================= */

.footer {
    background-color: var(--secondary-color);
    color: var(--white);
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    margin-bottom: 30px;
}

.footer-section h4 {
    color: var(--white);
    margin-bottom: 1rem;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
    margin-bottom: 0.8rem;
}

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

.footer-section ul li {
    margin-bottom: 0.8rem;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
}

.footer-section a:hover {
    color: var(--accent-color);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
}

/* =============================================
   PAGE HERO SECTIONS
   ============================================= */

.page-hero {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    padding: 120px 20px;
    text-align: center;
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.page-hero h1 {
    color: var(--white);
    font-size: 3rem;
    margin-bottom: 1rem;
}

.page-hero p {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.9);
}

.about-hero {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.products-hero {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.contact-hero {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

/* =============================================
   PAGE CONTENT
   ============================================= */

.page-content {
    padding: 80px 0;
}

.page-content .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.content-section h2 {
    margin-bottom: 1rem;
}

.content-section p {
    margin-bottom: 1.5rem;
    color: #666;
    line-height: 1.8;
}

.content-buttons {
    display: flex;
    gap: 15px;
}

.content-image {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow-lg);
}

.content-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s ease;
}

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

/* =============================================
   QUALITY SECTION
   ============================================= */

.quality-section {
    background-color: var(--light-bg);
    padding: 80px 0;
}

.quality-section h2 {
    text-align: center;
    margin-bottom: 1rem;
}

.quality-section > .container > p {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 1.05rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.quality-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
}

.quality-card {
    background-color: var(--white);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    border-left: 5px solid var(--primary-color);
}

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

.quality-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.quality-card p {
    color: #666;
    line-height: 1.7;
    margin-bottom: 0;
}

/* =============================================
   WHAT WE DO SECTION
   ============================================= */

.what-we-do {
    padding: 80px 0;
    background-color: var(--white);
}

.what-we-do h2 {
    text-align: center;
    margin-bottom: 1rem;
}

.what-we-do > .container > p {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 1.05rem;
}

.capability-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.capability-item {
    background-color: var(--light-bg);
    padding: 40px;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.capability-item:hover {
    background-color: var(--white);
    box-shadow: var(--box-shadow-lg);
    transform: translateY(-5px);
}

.capability-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.capability-item h3 {
    margin-bottom: 1rem;
}

.capability-item p {
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.capability-item a {
    color: var(--primary-color);
    font-weight: 600;
    transition: var(--transition);
}

.capability-item a:hover {
    color: var(--accent-color);
}

/* =============================================
   APPROACH SECTION
   ============================================= */

.approach-section {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    padding: 80px 0;
}

.approach-section h2 {
    color: var(--white);
    text-align: center;
    margin-bottom: 1rem;
}

.approach-section p {
    color: rgba(255, 255, 255, 0.9);
    text-align: center;
    font-size: 1.05rem;
    margin-bottom: 1.5rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.closing-text {
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 0 !important;
}

/* =============================================
   HOW WE WORK SECTION
   ============================================= */

.how-we-work {
    padding: 80px 0;
    background-color: var(--light-bg);
}

.how-we-work h2 {
    text-align: center;
    margin-bottom: 1rem;
}

.how-we-work > .container > p {
    text-align: center;
    margin-bottom: 3rem;
}

.work-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.work-item {
    background-color: var(--white);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.work-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--box-shadow-lg);
}

.work-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.work-item h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.3rem;
}

.work-item h4 {
    color: var(--secondary-color);
    font-size: 1.1rem;
    margin-bottom: 1rem;
    font-weight: 500;
}

.work-item p {
    color: #666;
    margin-bottom: 1.5rem;
}

.work-item .btn {
    margin-top: 0.5rem;
}

/* =============================================
   READY SECTION
   ============================================= */

.ready-section {
    background-color: var(--light-bg);
    padding: 80px 0;
    text-align: center;
}

.ready-section h2 {
    margin-bottom: 1rem;
}

.ready-section p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.ready-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

/* =============================================
   CONTACT FORM SECTION
   ============================================= */

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-form-section h2 {
    margin-bottom: 2rem;
}

.contact-form {
    background-color: var(--light-bg);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--secondary-color);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(35, 66, 143, 0.1);
}

.form-group textarea {
    resize: vertical;
}

.contact-form .btn {
    width: 100%;
    margin-top: 1rem;
}

/* Contact Info Section */
.contact-info-section {
    padding-top: 0;
}

.contact-info-section h2 {
    margin-bottom: 2rem;
}

.info-card {
    background-color: var(--white);
    padding: 30px;
    border-radius: var(--border-radius);
    margin-bottom: 20px;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    border-left: 5px solid var(--primary-color);
}

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

.info-card h3 {
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.info-card p {
    margin-bottom: 0.5rem;
}

.info-card a {
    font-weight: 600;
    color: var(--primary-color);
}

.info-card a:hover {
    color: var(--accent-color);
}

.info-card small {
    display: block;
    color: #666;
    font-size: 0.85rem;
}

.info-highlight {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
}

.info-highlight h3 {
    color: var(--white);
}

.contact-benefits {
    list-style: none;
    padding: 0;
}

.contact-benefits li {
    padding: 0.5rem 0;
    margin-bottom: 0.5rem;
    color: rgba(255, 255, 255, 0.9);
}

.contact-benefits li:before {
    content: "✓ ";
    font-weight: bold;
    margin-right: 0.5rem;
    color: var(--accent-color);
}

/* =============================================
   SERVICES INFO SECTION
   ============================================= */

.services-info {
    padding: 80px 0;
    background-color: var(--white);
}

.services-info h2 {
    text-align: center;
    margin-bottom: 1rem;
}

.services-info > .container > p {
    text-align: center;
    margin-bottom: 3rem;
}

.services-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: var(--light-bg);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.service-card:hover {
    background-color: var(--white);
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-lg);
}

.service-card h4 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.service-card p {
    color: #666;
    margin-bottom: 0;
}

/* =============================================
   FAQ SECTION
   ============================================= */

.faq-section {
    padding: 80px 0;
    background-color: var(--light-bg);
}

.faq-section h2 {
    text-align: center;
    margin-bottom: 3rem;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.faq-item {
    background-color: var(--white);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    border-top: 4px solid var(--primary-color);
}

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

.faq-item h4 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.faq-item p {
    color: #666;
    margin-bottom: 0;
}

/* =============================================
   PRODUCT GRID
   ============================================= */

.equipment-category {
    padding: 80px 0;
}

.equipment-category h2 {
    margin-bottom: 1rem;
}

.equipment-category > .container > p {
    margin-bottom: 3rem;
    color: #666;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 25px;
}

.product-item {
    background-color: var(--light-bg);
    padding: 25px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    border: 2px solid transparent;
}

.product-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--box-shadow-lg);
    border-color: var(--primary-color);
    background-color: var(--white);
}

.product-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.product-header h4 {
    margin-bottom: 0;
    color: var(--primary-color);
    flex: 1;
}

.badge {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    white-space: nowrap;
    margin-left: 10px;
}

.product-item > p {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.specs {
    list-style: none;
    padding: 0;
}

.specs li {
    padding: 0.4rem 0;
    padding-left: 20px;
    color: #666;
    font-size: 0.85rem;
    position: relative;
}

.specs li:before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

.category-nav {
    display: flex;
    gap: 10px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}

.category-btn {
    padding: 10px 20px;
    border: 2px solid var(--primary-color);
    background-color: transparent;
    color: var(--primary-color);
    border-radius: var(--border-radius);
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
}

.category-btn:hover,
.category-btn.active {
    background-color: var(--primary-color);
    color: var(--white);
}

/* =============================================
   ANIMATIONS
   ============================================= */

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* =============================================
   RESPONSIVE DESIGN
   ============================================= */

@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.8rem;
    }

    h3 {
        font-size: 1.4rem;
    }

    /* Navigation */
    .nav-menu {
        position: absolute;
        left: -100%;
        top: 80px;
        flex-direction: column;
        background-color: var(--white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--box-shadow);
        padding: 20px 0;
        gap: 0;
    }

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

    .nav-menu li {
        padding: 0;
    }

    .nav-menu a {
        display: block;
        padding: 15px 0;
    }

    .hamburger {
        display: flex;
    }

    .dropdown-content {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background-color: var(--light-bg);
        display: none;
        margin-top: 0;
    }

    .dropdown.active .dropdown-content {
        display: block;
    }

    /* Hero Slider */
    .hero-slider {
        height: 400px;
    }

    .slide {
        flex-direction: column;
        text-align: center;
        padding: 40px 20px;
    }

    .slide h1 {
        font-size: 1.8rem;
    }

    .slide p {
        font-size: 1rem;
    }

    .slide-image {
        width: 100%;
        height: 200px;
        margin-top: 20px;
    }

    .slider-buttons {
        justify-content: center;
    }

    .slider-buttons .btn {
        font-size: 0.9rem;
        padding: 10px 20px;
    }

    /* Grid Layouts */
    .stats-section .container,
    .equipment-grid,
    .product-types,
    .comparison-grid,
    .services-grid,
    .capability-grid,
    .work-grid,
    .faq-grid,
    .services-cards,
    .quality-grid {
        grid-template-columns: 1fr;
    }

    .about-content,
    .page-content .container,
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .about-text {
        padding-right: 0;
    }

    /* Buttons */
    .slider-buttons,
    .cta-buttons,
    .content-buttons,
    .ready-buttons {
        flex-direction: column;
    }

    .slider-buttons .btn,
    .cta-buttons .btn,
    .content-buttons .btn,
    .ready-buttons .btn {
        width: 100%;
    }

    .service-item {
        padding-left: 40px;
    }

    .service-number {
        left: 10px;
    }

    .page-hero h1 {
        font-size: 2rem;
    }

    .page-hero p {
        font-size: 1.1rem;
    }

    .contact-form {
        padding: 30px 20px;
    }

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

    .product-grid {
        grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 1.5rem;
    }

    h2 {
        font-size: 1.4rem;
    }

    h3 {
        font-size: 1.1rem;
    }

    .container {
        padding: 0 15px;
    }

    .nav-container {
        height: 70px;
        padding: 0 15px;
    }

    .logo {
        font-size: 1rem;
    }

    .logo img {
        width: 100px;
        height: 60px;
    }

    .hero-slider {
        height: 450px;
    }

    .slide {
        padding: 40px 20px;
        grid-template-columns: 1fr;
    }

    .slide h1 {
        font-size: 1.8rem;
        margin-bottom: 1rem;
    }

    .slide p {
        font-size: 0.95rem;
        line-height: 1.5;
    }

    .slide-content {
        max-width: 100%;
        margin-bottom: 1.5rem;
    }

    .slider-buttons {
        gap: 10px;
        flex-wrap: wrap;
        width: 100%;
    }

    .slider-buttons .btn {
        font-size: 0.9rem;
        padding: 10px 18px;
        flex: 1;
        min-width: 120px;
    }

    .product-buttons-right {
        display: none;
    }

    .page-hero {
        padding: 80px 20px;
    }

    .page-hero h1 {
        font-size: 1.5rem;
    }

    .product-item {
        padding: 20px;
    }

    .badge {
        font-size: 0.6rem;
        padding: 2px 8px;
    }
}

/* =============================================
   UTILITY CLASSES
   ============================================= */

.text-center {
    text-align: center;
}

.mt-1 {
    margin-top: 1rem;
}

.mb-1 {
    margin-bottom: 1rem;
}

.mt-2 {
    margin-top: 2rem;
}

.mb-2 {
    margin-bottom: 2rem;
}