/* ============================================
   CSS Variables & Reset
   ============================================ */
:root {
    /* Colors */
    --charcoal: #1a1a1a;
    --charcoal-light: #2d2d2d;
    --charcoal-dark: #0f0f0f;
    --white: #ffffff;
    --off-white: #f8f8f8;
    --cream: #fafafa;
    --orange: #e67e22;
    --orange-dark: #d35400;
    --orange-light: #f39c12;
    --steel-gray: #6c757d;
    --steel-gray-light: #adb5bd;
    --navy: #1a2332;
    --navy-light: #2c3e50;
    
    /* Typography */
    --font-primary: 'Cairo', sans-serif;
    
    /* Spacing */
    --section-padding: 120px 0;
    --container-width: 1400px;
    --header-height: 80px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    background-color: var(--white);
    color: var(--charcoal);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    color: var(--charcoal);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }

p {
    color: var(--steel-gray);
    line-height: 1.8;
}

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

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

ul {
    list-style: none;
}

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

section {
    position: relative;
}

/* Section Badge */
.section-badge {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--orange);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.section-badge-light {
    color: var(--white);
}

.badge-line {
    width: 40px;
    height: 2px;
    background: var(--orange);
}

.section-badge-light .badge-line {
    background: var(--white);
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px 32px;
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 600;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: none;
    white-space: nowrap;
}

.btn i {
    transition: var(--transition-normal);
}

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

.btn-primary:hover {
    background: var(--orange-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(230, 126, 34, 0.3);
}

.btn-primary:hover i {
    transform: translateX(-5px);
}

.btn-secondary {
    background: transparent;
    color: var(--charcoal);
    border: 2px solid rgba(0, 0, 0, 0.2);
}

.btn-secondary:hover {
    background: var(--charcoal);
    color: var(--white);
    border-color: var(--charcoal);
}

.btn-large {
    padding: 18px 40px;
    font-size: 1.125rem;
}

/* ============================================
   Header
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--header-height);
    display: flex;
    align-items: center;
    transition: var(--transition-smooth);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 40px;
    width: 100%;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    width: 48px;
    height: 48px;
    background: var(--orange);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.25rem;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-name {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--charcoal);
    line-height: 1.2;
    transition: var(--transition-normal);
}

.logo-subtitle {
    font-size: 0.75rem;
    color: var(--steel-gray);
    font-weight: 500;
    transition: var(--transition-normal);
}

/* Navigation */
.nav-list {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-link {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--charcoal);
    position: relative;
    padding: 8px 0;
    transition: var(--transition-normal);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 0;
    height: 2px;
    background: var(--orange);
    transition: var(--transition-normal);
}

.nav-link:hover,
.nav-link.active {
    color: var(--orange);
}

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

/* Header CTA */
.header-cta {
    padding: 12px 24px;
    background: var(--orange);
    color: var(--white);
    font-weight: 600;
    font-size: 0.9375rem;
    border-radius: 4px;
    transition: var(--transition-smooth);
}

.header-cta:hover {
    background: var(--orange-dark);
    transform: translateY(-2px);
}

/* Mobile Toggle */
.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.mobile-toggle span {
    width: 28px;
    height: 2px;
    background: var(--charcoal);
    transition: var(--transition-normal);
    border-radius: 2px;
}

.mobile-toggle.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

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

.mobile-toggle.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    max-width: 400px;
    height: 100vh;
    background: var(--charcoal);
    z-index: 999;
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 30px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-close {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 50%;
    color: var(--white);
    font-size: 1.25rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
}

.mobile-close:hover {
    background: rgba(255, 255, 255, 0.2);
}

.mobile-nav {
    flex: 1;
    padding: 40px 30px;
}

.mobile-nav-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.mobile-nav-link {
    display: block;
    padding: 16px 20px;
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.125rem;
    font-weight: 600;
    border-radius: 8px;
    transition: var(--transition-normal);
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
    background: rgba(255, 255, 255, 0.1);
    color: var(--orange);
}

.mobile-menu-footer {
    padding: 20px 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-cta {
    display: block;
    padding: 16px;
    background: var(--orange);
    color: var(--white);
    text-align: center;
    font-weight: 700;
    border-radius: 8px;
    transition: var(--transition-normal);
}

.mobile-cta:hover {
    background: var(--orange-dark);
}

.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    z-index: 998;
}

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

/* ============================================
   Hero Section
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scale(1.1);
    transition: transform 20s linear;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--off-white);
}

.hero-lines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
}

.hero-lines::before,
.hero-lines::after {
    content: '';
    position: absolute;
    background: linear-gradient(90deg, transparent, rgba(230, 126, 34, 0.1), transparent);
    animation: heroLine 8s linear infinite;
}

.hero-lines::before {
    top: 30%;
    left: -100%;
    width: 200%;
    height: 1px;
    animation-delay: 0s;
}

.hero-lines::after {
    top: 70%;
    left: -100%;
    width: 200%;
    height: 1px;
    animation-delay: 4s;
}

@keyframes heroLine {
    0% { transform: translateX(-50%); }
    100% { transform: translateX(50%); }
}

.hero-container {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 40px 40px 100px;
    width: 100%;
}

.hero-content {
    max-width: 600px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    background: rgba(230, 126, 34, 0.15);
    border: 1px solid rgba(230, 126, 34, 0.3);
    border-radius: 30px;
    color: var(--orange);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 30px;
}

.badge-icon {
    width: 24px;
    height: 24px;
    background: var(--orange);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 0.75rem;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 900;
    color: var(--charcoal);
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-company {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--orange);
    margin-bottom: 4px;
}

.hero-company-sub {
    font-size: 1rem;
    color: var(--steel-gray);
    margin-bottom: 24px;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--steel-gray);
    line-height: 1.8;
    margin-bottom: 40px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* Hero Visual */
.hero-visual {
    position: relative;
}

.hero-image-wrapper {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
}

.hero-main-img {
    width: 100%;
    height: 450px;
    object-fit: cover;
    transition: transform 6s ease;
}

.hero-image-wrapper:hover .hero-main-img {
    transform: scale(1.05);
}

.hero-image-accent {
    position: absolute;
    bottom: -20px;
    left: -20px;
    width: 200px;
    height: 200px;
    border: 3px solid var(--orange);
    border-radius: 12px;
    z-index: -1;
}

/* Hero Scroll Indicator */
.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    z-index: 2;
}

.scroll-text {
    font-size: 0.75rem;
    color: var(--steel-gray);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.scroll-indicator {
    width: 24px;
    height: 40px;
    border: 2px solid rgba(0, 0, 0, 0.2);
    border-radius: 12px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.scroll-dot {
    width: 4px;
    height: 8px;
    background: var(--orange);
    border-radius: 2px;
    animation: scrollDot 2s ease-in-out infinite;
}

@keyframes scrollDot {
    0%, 100% { transform: translateY(0); opacity: 1; }
    50% { transform: translateY(12px); opacity: 0.5; }
}

/* ============================================
   Introduction Section
   ============================================ */
.intro {
    padding: 140px 0;
    background: var(--white);
}

.intro-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 100px;
    align-items: center;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 40px;
}

.intro-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 24px;
    line-height: 1.3;
}

.intro-text {
    font-size: 1.125rem;
    margin-bottom: 40px;
}

.intro-stats {
    display: flex;
    gap: 40px;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 16px;
}

.stat-icon {
    width: 56px;
    height: 56px;
    background: rgba(230, 126, 34, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--orange);
    font-size: 1.25rem;
}

.stat-content {
    display: flex;
    flex-direction: column;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--steel-gray);
}

.stat-value {
    font-size: 1rem;
    font-weight: 700;
    color: var(--charcoal);
}

/* Intro Visual */
.intro-visual {
    position: relative;
}

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

.intro-image {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: 12px;
}

.intro-image-frame {
    position: absolute;
    top: 20px;
    left: -20px;
    width: 100%;
    height: 100%;
    border: 3px solid var(--orange);
    border-radius: 12px;
    z-index: -1;
}

/* ============================================
   Products Section
   ============================================ */
.products {
    padding: 140px 0;
    background: var(--off-white);
}

.products-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 80px;
    padding: 0 40px;
}

.products-title {
    margin-bottom: 20px;
}

.products-description {
    font-size: 1.125rem;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 40px;
}

.product-panel {
    position: relative;
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition-smooth);
    cursor: pointer;
}

.product-panel:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1);
}

.product-image {
    position: relative;
    height: 280px;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.product-panel:hover .product-image img {
    transform: scale(1.1);
}

.product-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        180deg,
        transparent 0%,
        rgba(26, 26, 26, 0.3) 100%
    );
    transition: var(--transition-normal);
}

.product-panel:hover .product-overlay {
    background: linear-gradient(
        180deg,
        rgba(230, 126, 34, 0.2) 0%,
        rgba(26, 26, 26, 0.5) 100%
    );
}

.product-number {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 3rem;
    font-weight: 900;
    color: rgba(255, 255, 255, 0.3);
    transition: var(--transition-normal);
}

.product-panel:hover .product-number {
    color: rgba(255, 255, 255, 0.6);
    transform: translateY(-5px);
}

.product-content {
    padding: 30px;
}

.product-name {
    font-size: 1.25rem;
    margin-bottom: 12px;
    transition: var(--transition-normal);
}

.product-panel:hover .product-name {
    color: var(--orange);
}

.product-desc {
    font-size: 0.9375rem;
    margin-bottom: 20px;
    line-height: 1.7;
}

.product-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    color: var(--orange);
    transition: var(--transition-normal);
}

.product-link i {
    transition: var(--transition-normal);
}

.product-link:hover i {
    transform: translateX(-5px);
}

/* ============================================
   Services Section
   ============================================ */
.services {
    padding: 140px 0;
    background: var(--white);
}

.services-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 40px;
}

.services-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 80px;
}

.services .section-badge {
    color: var(--orange);
}

.services .badge-line {
    background: var(--orange);
}

.services-title {
    color: var(--charcoal);
    margin-bottom: 20px;
}

.services-description {
    color: var(--steel-gray);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.service-card {
    position: relative;
    padding: 40px 30px;
    background: var(--off-white);
    border: 1px solid rgba(0, 0, 0, 0.05);
    border-radius: 12px;
    transition: var(--transition-smooth);
}

.service-card:hover {
    background: var(--white);
    border-color: var(--orange);
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.08);
}

.service-icon {
    width: 64px;
    height: 64px;
    background: rgba(230, 126, 34, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--orange);
    font-size: 1.5rem;
    margin-bottom: 24px;
    transition: var(--transition-normal);
}

.service-card:hover .service-icon {
    background: var(--orange);
    color: var(--white);
}

.service-number {
    position: absolute;
    top: 20px;
    left: 20px;
    font-size: 4rem;
    font-weight: 900;
    color: rgba(0, 0, 0, 0.03);
    line-height: 1;
    transition: var(--transition-normal);
}

.service-card:hover .service-number {
    color: rgba(230, 126, 34, 0.15);
}

.service-title {
    font-size: 1.25rem;
    color: var(--charcoal);
    margin-bottom: 12px;
}

.service-text {
    font-size: 0.9375rem;
    color: var(--steel-gray);
    line-height: 1.7;
}

/* ============================================
   About Section
   ============================================ */
.about {
    padding: 140px 0;
    background: var(--white);
}

.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 100px;
    align-items: center;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 40px;
}

.about-title {
    margin-bottom: 24px;
}

.about-text {
    font-size: 1.125rem;
    margin-bottom: 20px;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 32px;
}

.about-feature {
    display: flex;
    align-items: center;
    gap: 12px;
}

.feature-icon {
    width: 28px;
    height: 28px;
    background: rgba(230, 126, 34, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--orange);
    font-size: 0.75rem;
}

.about-feature span {
    font-weight: 600;
    color: var(--charcoal);
}

/* About Visual */
.about-visual {
    position: relative;
}

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

.about-image {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: 12px;
}

.about-image-accent {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 150px;
    height: 150px;
    background: var(--orange);
    border-radius: 12px;
    z-index: -1;
    opacity: 0.2;
}

/* ============================================
   Why Us Section
   ============================================ */
.why-us {
    padding: 140px 0;
    background: var(--off-white);
}

.why-us-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 40px;
}

.why-us-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 80px;
}

.why-us-title {
    margin-bottom: 20px;
}

.why-us-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.why-feature {
    position: relative;
    padding: 40px 30px;
    background: var(--white);
    border-radius: 12px;
    transition: var(--transition-smooth);
}

.why-feature:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.08);
}

.why-feature-number {
    font-size: 4rem;
    font-weight: 900;
    color: rgba(230, 126, 34, 0.15);
    margin-bottom: 20px;
    line-height: 1;
    transition: var(--transition-normal);
}

.why-feature:hover .why-feature-number {
    color: var(--orange);
}

.why-feature-title {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.why-feature-text {
    font-size: 0.9375rem;
}

.why-feature-line {
    width: 40px;
    height: 3px;
    background: var(--orange);
    margin-top: 24px;
    transition: var(--transition-normal);
}

.why-feature:hover .why-feature-line {
    width: 60px;
}

/* ============================================
   Vision & Mission Section
   ============================================ */
.vision-mission {
    padding: 140px 0;
    background: var(--white);
}

.vm-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 40px;
}

.vm-card {
    position: relative;
    padding: 60px 50px;
    background: var(--off-white);
    border-radius: 16px;
    overflow: hidden;
    transition: var(--transition-smooth);
}

.vm-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.08);
}

.vm-card.vision {
    border-right: 4px solid var(--orange);
}

.vm-card.mission {
    border-right: 4px solid var(--charcoal);
}

.vm-icon {
    width: 72px;
    height: 72px;
    background: var(--white);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--orange);
    font-size: 1.5rem;
    margin-bottom: 30px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.vm-title {
    font-size: 1.5rem;
    margin-bottom: 16px;
}

.vm-text {
    font-size: 1.0625rem;
    line-height: 1.8;
}

.vm-line {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, transparent 50%, rgba(230, 126, 34, 0.1) 50%);
}

/* ============================================
   Quality Section
   ============================================ */
.quality {
    position: relative;
    padding: 160px 0;
    overflow: hidden;
}

.quality-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.quality-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.quality-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.95) 0%,
        rgba(248, 248, 248, 0.92) 100%
    );
}

.quality-lines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(90deg, rgba(230, 126, 34, 0.05) 1px, transparent 1px),
        linear-gradient(rgba(230, 126, 34, 0.05) 1px, transparent 1px);
    background-size: 60px 60px;
}

.quality-container {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 40px;
}

.quality-title {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--charcoal);
    margin-bottom: 24px;
}

.quality-text {
    font-size: 1.25rem;
    color: var(--steel-gray);
    margin-bottom: 50px;
    line-height: 1.9;
}

.quality-features {
    display: flex;
    justify-content: center;
    gap: 50px;
    flex-wrap: wrap;
}

.quality-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--charcoal);
    font-weight: 600;
    font-size: 1.125rem;
}

.quality-feature-icon {
    color: var(--orange);
    font-size: 1.25rem;
}

/* ============================================
   Process Section
   ============================================ */
.process {
    padding: 140px 0;
    background: var(--white);
}

.process-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 40px;
}

.process-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 80px;
}

.process-title {
    margin-bottom: 20px;
}

.process-timeline {
    position: relative;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.process-line {
    position: absolute;
    top: 45px;
    left: 10%;
    width: 80%;
    height: 3px;
    background: linear-gradient(90deg, var(--orange), var(--charcoal));
    z-index: 0;
}

.process-step {
    position: relative;
    z-index: 1;
    text-align: center;
}

.step-marker {
    width: 90px;
    height: 90px;
    background: var(--white);
    border: 3px solid var(--orange);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 30px;
    transition: var(--transition-smooth);
}

.process-step:hover .step-marker {
    background: var(--orange);
    transform: scale(1.1);
}

.step-number {
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--orange);
    transition: var(--transition-normal);
}

.process-step:hover .step-number {
    color: var(--white);
}

.step-title {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.step-text {
    font-size: 0.9375rem;
}

/* ============================================
   CTA Section
   ============================================ */
.cta-section {
    position: relative;
    padding: 160px 0;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.cta-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cta-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        135deg,
        rgba(230, 126, 34, 0.9) 0%,
        rgba(211, 84, 0, 0.95) 100%
    );
}

.cta-container {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 40px;
}

.cta-title {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--white);
    margin-bottom: 20px;
}

.cta-text {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 40px;
}

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

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

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

.cta-section .btn-secondary {
    border-color: rgba(255, 255, 255, 0.5);
}

.cta-section .btn-secondary:hover {
    background: var(--white);
    color: var(--orange);
    border-color: var(--white);
}

/* ============================================
   Contact Section
   ============================================ */
.contact {
    padding: 140px 0;
    background: var(--off-white);
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 40px;
}

.contact-title {
    margin-bottom: 16px;
}

.contact-description {
    font-size: 1.125rem;
    margin-bottom: 40px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 16px;
}

.contact-icon {
    width: 56px;
    height: 56px;
    background: rgba(230, 126, 34, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--orange);
    font-size: 1.25rem;
    flex-shrink: 0;
}

.contact-item-content {
    display: flex;
    flex-direction: column;
}

.contact-item-label {
    font-size: 0.875rem;
    color: var(--steel-gray);
    margin-bottom: 2px;
}

.contact-item-value {
    font-size: 1rem;
    font-weight: 600;
    color: var(--charcoal);
}

/* Contact Map */
.contact-map {
    margin-top: 30px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.contact-map iframe {
    width: 100%;
    height: 300px;
    display: block;
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--white);
    padding: 50px;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.05);
}

.form-group {
    margin-bottom: 24px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.form-label {
    display: block;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--charcoal);
    margin-bottom: 8px;
}

.form-input {
    width: 100%;
    padding: 14px 18px;
    font-family: var(--font-primary);
    font-size: 1rem;
    color: var(--charcoal);
    background: var(--off-white);
    border: 2px solid transparent;
    border-radius: 8px;
    transition: var(--transition-normal);
    outline: none;
}

.form-input:focus {
    border-color: var(--orange);
    background: var(--white);
}

.form-input::placeholder {
    color: var(--steel-gray-light);
}

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

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236c757d' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: left 16px center;
    padding-left: 40px;
    cursor: pointer;
}

.form-error {
    display: block;
    font-size: 0.8125rem;
    color: #dc3545;
    margin-top: 6px;
    min-height: 20px;
}

.form-input.error {
    border-color: #dc3545;
}

.btn-submit {
    width: 100%;
    position: relative;
}

.btn-submit .btn-loading {
    display: none;
}

.btn-submit.loading .btn-text,
.btn-submit.loading .btn-icon {
    opacity: 0;
}

.btn-submit.loading .btn-loading {
    display: block;
}

.form-message {
    margin-top: 20px;
    padding: 16px;
    border-radius: 8px;
    text-align: center;
    font-weight: 600;
    display: none;
}

.form-message.success {
    display: block;
    background: rgba(40, 167, 69, 0.1);
    color: #28a745;
    border: 1px solid rgba(40, 167, 69, 0.2);
}

.form-message.error {
    display: block;
    background: rgba(220, 53, 69, 0.1);
    color: #dc3545;
    border: 1px solid rgba(220, 53, 69, 0.2);
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--charcoal-dark);
    padding: 80px 0 0;
}

.footer-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 40px;
}

.footer-main {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 60px;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.footer-logo .logo-icon {
    background: var(--orange);
}

.footer-logo .logo-name {
    color: var(--white);
}

.footer-logo .logo-subtitle {
    color: rgba(255, 255, 255, 0.6);
}

.footer-description {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.8;
}

.footer-nav-title {
    font-size: 1.125rem;
    color: var(--white);
    margin-bottom: 24px;
}

.footer-nav-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-nav-list a {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.6);
    transition: var(--transition-normal);
}

.footer-nav-list a:hover {
    color: var(--orange);
}

.footer-contact-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.footer-contact-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9375rem;
}

.footer-contact-list i {
    color: var(--orange);
    width: 16px;
}

.footer-bottom {
    padding: 30px 0;
    text-align: center;
}

.copyright {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.5);
}

/* ============================================
   Back to Top
   ============================================ */
.back-to-top {
    position: fixed;
    bottom: 30px;
    left: 30px;
    width: 50px;
    height: 50px;
    background: var(--orange);
    color: var(--white);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition-smooth);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--orange-dark);
    transform: translateY(-3px);
}

/* ============================================
   Scroll Reveal Animation
   ============================================ */
[data-reveal] {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

[data-reveal].revealed {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   Responsive Design
   ============================================ */

/* Tablet - 992px */
@media (max-width: 992px) {
    :root {
        --section-padding: 100px 0;
        --header-height: 70px;
    }
    
    .nav-list,
    .header-cta {
        display: none;
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: 60px;
        padding: 120px 40px 80px;
    }
    
    .hero-content {
        max-width: 100%;
        text-align: center;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-visual {
        max-width: 600px;
        margin: 0 auto;
    }
    
    .intro-container {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-container {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .why-us-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .vm-container {
        grid-template-columns: 1fr;
    }
    
    .process-timeline {
        grid-template-columns: repeat(2, 1fr);
        gap: 60px;
    }
    
    .process-line {
        display: none;
    }
    
    .contact-container {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .footer-main {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
    
    .footer-brand {
        grid-column: span 2;
    }
}

/* Tablet Small - 768px */
@media (max-width: 768px) {
    .hero-container {
        padding: 100px 24px 60px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-main-img {
        height: 350px;
    }
    
    .intro,
    .products,
    .services,
    .about,
    .why-us,
    .vision-mission,
    .process,
    .contact {
        padding: 80px 0;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .why-us-grid {
        grid-template-columns: 1fr;
    }
    
    .process-timeline {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-main {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-brand {
        grid-column: span 1;
    }
    
    .contact-form-wrapper {
        padding: 30px;
    }
}

/* Mobile - 576px */
@media (max-width: 576px) {
    .container,
    .hero-container,
    .intro-container,
    .products-grid,
    .services-grid,
    .about-container,
    .why-us-grid,
    .vm-container,
    .process-timeline,
    .contact-container,
    .footer-container {
        padding-left: 20px;
        padding-right: 20px;
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-buttons .btn {
        width: 100%;
    }
    
    .intro-stats {
        flex-direction: column;
        gap: 24px;
    }
    
    .quality-features {
        flex-direction: column;
        gap: 20px;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-buttons .btn {
        width: 100%;
        max-width: 300px;
    }
}

/* Mobile Small - 375px */
@media (max-width: 375px) {
    .hero-container {
        padding: 100px 16px 50px;
    }
    
    .hero-badge {
        font-size: 0.75rem;
        padding: 8px 16px;
    }
    
    .hero-title {
        font-size: 1.5rem;
    }
    
    .hero-company {
        font-size: 1.25rem;
    }
    
    .section-badge {
        font-size: 0.75rem;
    }
    
    .products-header,
    .services-header,
    .why-us-header,
    .process-header {
        padding: 0 16px;
    }
    
    .step-marker {
        width: 70px;
        height: 70px;
    }
    
    .step-number {
        font-size: 1.25rem;
    }
}