/* 
 * LOS - Logistics One Source
 * Main Stylesheet
 */

/* ===== Variables ===== */
:root {
    /* Colors */
    --primary-color: #0f2a3d;
    --secondary-color: #1e4a6d;
    --accent-color: #f2443b;
    --accent-hover: #ff5a52;
    --accent-light: rgba(242, 68, 59, 0.1);
    --light-color: #f5f5f5;
    --dark-color: #0a1a24;
    --text-color: #333333;
    --light-text: #ffffff;
    --border-color: #e0e0e0;
    --card-bg: #ffffff;
    --section-bg-light: #f5f5f5;
    --section-bg-dark: #0f2a3d;
    
    /* Typography */
    --body-font: 'Montserrat', sans-serif;
    --heading-font: 'Montserrat', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 5rem;
    
    /* Border Radius */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;
    
    /* Box Shadow */
    --box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    --box-shadow-hover: 0 15px 30px rgba(0, 0, 0, 0.12);
    --card-shadow: 0 10px 20px rgba(15, 42, 61, 0.08);
    --text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    
    /* Box Shadow Updates for New Color */
    --accent-shadow: 0 4px 15px rgba(242, 68, 59, 0.25);
    --accent-shadow-hover: 0 8px 25px rgba(242, 68, 59, 0.35);
}

/* ===== Base Styles ===== */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px; /* Account for fixed header */
}

body {
    font-family: var(--body-font);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--light-color);
    overflow-x: hidden;
}

/* Smooth section transitions */
section {
    transition: opacity 0.4s ease-in-out, transform 0.4s ease-in-out;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--heading-font);
    font-weight: 700;
    line-height: 1.2;
    margin-top: 0;
    margin-bottom: var(--spacing-sm);
    color: var(--primary-color);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-top: 0;
    margin-bottom: var(--spacing-sm);
}

/* Enhanced link transitions */
a {
    color: var(--primary-color);
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    position: relative;
}

.highlight {
    color: var(--accent-color);
    font-weight: 700;
}

/* ===== Buttons ===== */
.btn {
    display: inline-block;
    padding: 12px 24px;
    font-weight: 600;
    text-align: center;
    text-transform: uppercase;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
}

.btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s ease-out, height 0.6s ease-out;
}

.btn:active::after {
    width: 200%;
    height: 200%;
    opacity: 0;
}

.primary-btn {
    background-color: var(--accent-color);
    color: var(--light-text);
    box-shadow: var(--accent-shadow);
}

.primary-btn:hover {
    background-color: var(--accent-hover);
    color: var(--light-text);
    transform: translateY(-3px);
    box-shadow: var(--accent-shadow-hover);
}

.primary-btn:active {
    transform: translateY(-1px);
}

.secondary-btn {
    background-color: var(--secondary-color);
    color: var(--light-text);
    box-shadow: 0 4px 15px rgba(30, 74, 109, 0.25);
}

.secondary-btn:hover {
    background-color: #173a58;
    color: var(--light-text);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(30, 74, 109, 0.35);
}

.outline-btn {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    position: relative;
    z-index: 1;
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.outline-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background-color: var(--primary-color);
    z-index: -1;
    transition: width 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.outline-btn:hover {
    color: var(--light-text);
    transform: translateY(-3px);
}

.outline-btn:hover::before {
    width: 100%;
}

.text-btn {
    background-color: transparent;
    color: var(--primary-color);
    padding: 8px 0;
    position: relative;
}

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

.text-btn:hover {
    color: var(--accent-color);
}

.text-btn:hover::after {
    width: 100%;
}

/* ===== Header ===== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: var(--light-color);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.06);
    padding: 10px 0;
    transition: all 0.3s ease;
}

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

.logo {
    flex: 0 0 auto;
}

.logo img {
    height: 40px;
    width: auto;
}

.main-nav {
    flex: 1;
    display: flex;
    justify-content: center;
}

.main-nav .nav-menu {
    display: flex;
    gap: 2.5rem;
    align-items: center;
    justify-content: center;
    margin: 0;
    padding: 0;
}

.main-nav .nav-menu li a.nav-link {
    font-family: var(--body-font);
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--primary-color);
    position: relative;
    transition: color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.main-nav .nav-menu li a.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-color);
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.main-nav .nav-menu li a.nav-link:hover::after {
    width: 100%;
}

.main-nav .nav-menu li a.app-link {
    background-color: var(--accent-color);
    color: var(--light-text);
    padding: 8px 20px;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.main-nav .nav-menu li a.app-link:hover {
    background-color: #e55a2a;
    transform: translateY(-2px);
    box-shadow: var(--box-shadow);
}

.main-nav .nav-menu li a.admin-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    opacity: 0.7;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.main-nav .nav-menu li a.admin-link:hover {
    opacity: 1;
    color: var(--accent-color);
}

.main-nav .nav-menu li a.admin-link i {
    font-size: 0.8rem;
}

/* Mobile menu styles */
.mobile-menu-toggle {
    display: none;
    cursor: pointer;
}

.mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--primary-color);
    margin: 5px 0;
    transition: all 0.3s ease;
}

@media (max-width: 768px) {
    .header-content {
        padding: 0 15px;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .main-nav {
        position: fixed;
        top: 60px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 60px);
        background-color: var(--light-color);
        transition: left 0.3s ease;
    }

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

    .main-nav .nav-menu {
        flex-direction: column;
        align-items: center;
        padding: var(--spacing-lg) 0;
        gap: var(--spacing-md);
    }

    .main-nav .nav-menu li a.admin-link {
        justify-content: center;
    }
}

/* ===== Hero Section ===== */
.hero-section {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: linear-gradient(to right, rgba(20, 40, 80, 0.85), rgba(20, 40, 80, 0.80)), url('../images/hero-bg.jpg') no-repeat center center;
    background-size: cover;
}

.hero-video-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
}

.hero-video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translate(-50%, -50%);
    object-fit: cover;
    z-index: 0;
    will-change: transform;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    transform-style: preserve-3d;
    -webkit-transform-style: preserve-3d;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(20, 40, 80, 0.65), rgba(20, 40, 80, 0.60));
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
    text-align: center;
    color: #fff;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 25px;
    color: #fff;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

/* Mobile Styles */
@media (max-width: 768px) {
    .hero-section {
        min-height: 600px;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

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

    .hero-video {
        transform: translate(-50%, -50%) scale(1.1);
    }
}

/* Handle video autoplay issues on mobile */
@media (max-width: 768px) and (hover: none) {
    .hero-video {
        display: none;
    }
}

/* ===== Challenges Section ===== */
.challenges-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--light-color);
    overflow: hidden;
}

.challenges-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-xl);
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.challenges-text {
    flex: 1;
    max-width: 600px;
}

.challenges-text h2 {
    color: var(--primary-color);
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    font-weight: 800;
    font-family: 'Montserrat', sans-serif;
    text-shadow: var(--text-shadow);
}

.challenges-carousel {
    flex: 1;
    position: relative;
    max-width: 500px;
}

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

.carousel-track {
    display: flex;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.challenges-card {
    flex: 0 0 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--light-text);
    padding: var(--spacing-xl) var(--spacing-lg);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    border-radius: 20px;
    min-height: 450px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--card-shadow);
}

.card-icon {
    margin-bottom: var(--spacing-md);
}

.card-icon img {
    width: 60px;
    height: auto;
    filter: brightness(0) invert(1);
}

.challenges-card h3 {
    color: var(--light-text);
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    font-weight: 700;
    line-height: 1.3;
    text-shadow: var(--text-shadow);
}

.challenges-card p {
    margin-bottom: var(--spacing-lg);
    font-size: 1.1rem;
    line-height: 1.6;
    opacity: 0.9;
    text-shadow: var(--text-shadow);
}

.challenges-card .btn {
    background-color: var(--accent-color);
    color: var(--light-text);
    padding: 12px 30px;
    font-weight: 600;
    border-radius: var(--border-radius-sm);
    transition: all 0.3s ease;
    margin-top: auto;
    box-shadow: var(--accent-shadow);
}

.challenges-card .btn:hover {
    background-color: var(--accent-hover);
    box-shadow: var(--accent-shadow-hover);
}

.carousel-button {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: var(--light-text);
    color: var(--primary-color);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 10;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.carousel-button:hover {
    transform: translateY(-50%) scale(1.1);
    background-color: var(--accent-color);
    color: var(--light-text);
    box-shadow: var(--accent-shadow);
}

.carousel-button.prev {
    left: 10px;
}

.carousel-button.next {
    right: 10px;
}

.challenges-carousel .carousel-indicators {
    display: none;
}

@media (max-width: 1200px) {
    .challenges-text h2 {
        font-size: 2.8rem;
    }
}

@media (max-width: 992px) {
    .challenges-content {
        flex-direction: column;
        gap: var(--spacing-lg);
    }

    .challenges-text {
        text-align: center;
        max-width: 100%;
    }

    .challenges-text h2 {
        font-size: 2.5rem;
    }

    .challenges-carousel {
        width: 100%;
        max-width: 500px;
    }
}

@media (max-width: 480px) {
    .challenges-text h2 {
        font-size: 2rem;
    }

    .challenges-card {
        padding: var(--spacing-lg);
        min-height: 400px;
    }

    .challenges-card h3 {
        font-size: 1.5rem;
    }
}

/* ===== Services Section ===== */
.services-section {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--section-bg-dark), var(--secondary-color));
    color: var(--light-text);
    position: relative;
    overflow: hidden;
}

.services-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at top right, rgba(255, 107, 53, 0.1), transparent 60%);
    pointer-events: none;
}

.services-section .section-title {
    color: var(--light-text);
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: var(--spacing-xl);
    text-shadow: var(--text-shadow);
}

.services-carousel {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.service-card {
    background: linear-gradient(180deg, #ffffff, #f8f9fa);
    border-radius: 25px;
    padding: var(--spacing-xl);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    box-shadow: var(--card-shadow);
    color: var(--text-color);
    flex: 0 0 100%;
    min-height: 500px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-icon {
    margin-bottom: var(--spacing-lg);
}

.service-icon img {
    width: 80px;
    height: auto;
}

.service-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.service-content h3 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
    text-shadow: var(--text-shadow);
}

.service-content p {
    font-size: 1.1rem;
    line-height: 1.6;
    color: var(--text-color);
    margin-bottom: var(--spacing-lg);
    max-width: 500px;
    text-shadow: var(--text-shadow);
}

.service-highlight {
    color: var(--accent-color);
    font-style: italic;
    font-weight: 500;
    font-size: 1.1rem;
    margin-bottom: var(--spacing-lg);
    text-shadow: var(--text-shadow);
}

.service-content .btn {
    margin-top: auto;
    background-color: var(--primary-color);
    color: var(--light-text);
    padding: 12px 30px;
    border-radius: 8px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
}

.service-content .btn:hover {
    background-color: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: var(--box-shadow-hover);
}

/* Services Carousel Specific Styles */
.services-carousel .carousel-container {
    position: relative;
    padding: 0 var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    min-height: 500px;
}

.services-carousel .carousel-track {
    position: relative;
    min-height: 500px;
}

.services-carousel .carousel-button {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: var(--light-text);
    color: var(--primary-color);
    width: 45px;
    height: 45px;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 10;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.services-carousel .carousel-button:hover {
    transform: translateY(-50%) scale(1.1);
    background-color: var(--accent-color);
    color: var(--light-text);
    box-shadow: var(--accent-shadow);
}

.services-carousel .carousel-button.prev {
    left: 10px;
}

.services-carousel .carousel-button.next {
    right: 10px;
}

/* Remove carousel indicators */
.services-carousel .carousel-indicators {
    display: none;
}

@media (max-width: 768px) {
    .services-section .section-title {
        font-size: 3rem;
    }

    .service-card {
        padding: var(--spacing-lg);
        min-height: 450px;
    }

    .service-content h3 {
        font-size: 2rem;
    }

    .service-content p {
        font-size: 1rem;
    }

    .services-carousel .carousel-button {
        width: 35px;
        height: 35px;
    }
}

@media (max-width: 480px) {
    .services-section .section-title {
        font-size: 2.5rem;
    }

    .service-card {
        padding: var(--spacing-md);
        min-height: 400px;
    }

    .service-content h3 {
        font-size: 1.8rem;
    }
}

/* ===== Company Size Section ===== */
.company-size-section {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(180deg, #f0f0f0, #ffffff);
    position: relative;
}

.company-size-section .container {
    max-width: 1400px;
    padding: 0 var(--spacing-xl);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xl);
}

.company-size-text {
    flex: 0 0 100%;
    text-align: center;
    padding-top: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    max-width: 900px;
    margin: 0 auto;
}

.company-size-section h2 {
    color: var(--primary-color);
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    text-align: center;
}

.section-description {
    font-size: 1.2rem;
    color: var(--text-color);
    line-height: 1.7;
    margin: 0 auto 3rem;
    max-width: 800px;
    text-align: center;
}

.size-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
}

.size-card {
    background: #fff;
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 5px 30px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    height: 100%;
}

.size-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.size-icon {
    width: 100px;
    height: 100px;
    margin-bottom: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--accent-color);
    transition: transform 0.3s ease, color 0.3s ease;
}

.size-icon i {
    transition: transform 0.3s ease;
}

.size-card:hover .size-icon {
    color: var(--primary-color);
}

.size-card:hover .size-icon i {
    transform: scale(1.1);
}

.size-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex-grow: 1;
}

.size-content h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    font-weight: 600;
    margin: 0 0 10px;
    line-height: 1.3;
    letter-spacing: -0.5px;
}

.size-content p {
    color: var(--text-color);
    font-size: 1.1rem;
    margin: 0;
    margin-bottom: 25px;
    opacity: 0.8;
}

.size-card .btn {
    margin-top: auto;
    padding: 12px 25px;
    border: 2px solid var(--primary-color);
    background: transparent;
    color: var(--primary-color);
    font-weight: 600;
    border-radius: 5px;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
}

.size-card .btn:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-3px);
}

@media (max-width: 1200px) {
    .company-size-section h2 {
        font-size: 3.5rem;
    }
    
    .company-size-section .container {
        padding: 0 var(--spacing-md);
    }
}

@media (max-width: 992px) {
    .company-size-section .container {
        padding: 0 var(--spacing-md);
    }

    .company-size-text {
        padding-top: 1rem;
        margin-bottom: 2rem;
    }

    .company-size-section h2 {
        font-size: 3rem;
    }

    .section-description {
        font-size: 1.1rem;
        margin-bottom: 2rem;
    }

    .size-cards {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .company-size-section .container {
        padding: 0 var(--spacing-sm);
    }

    .company-size-section h2 {
        font-size: 2.5rem;
    }

    .size-cards {
        grid-template-columns: repeat(1, 1fr);
        max-width: 450px;
    }
    
    .size-card {
        margin-bottom: 20px;
    }
}

@media (max-width: 480px) {
    .company-size-section h2 {
        font-size: 2.2rem;
    }

    .section-description {
        font-size: 1rem;
    }

    .size-content h3 {
        font-size: 1.5rem;
    }

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

    .size-card {
        padding: 20px;
    }
}

/* ===== Testimonials Section ===== */
.testimonials-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--section-bg-dark);
    color: var(--light-text);
    position: relative;
}

.testimonials-section .section-title {
    color: var(--light-text);
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: var(--spacing-xl);
    text-align: center;
    text-shadow: var(--text-shadow);
}

.testimonials-carousel {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}

.testimonials-carousel .carousel-container {
    position: relative;
    overflow: hidden;
    padding: 0;
}

.testimonials-carousel .carousel-track {
    display: flex;
    transition: transform 0.5s ease;
}

.testimonial-card {
    background: linear-gradient(180deg, #ffffff, #f8f9fa);
    border-radius: 25px;
    padding: var(--spacing-xl) var(--spacing-lg);
    box-shadow: var(--card-shadow);
    color: var(--text-color);
    flex: 0 0 100%;
    margin: 0;
    min-height: 400px;
    display: flex;
    flex-direction: column;
}

.testimonial-logo {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.testimonial-logo img {
    max-width: 200px;
    max-height: 100px;
    object-fit: contain;
}

.testimonial-content {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.testimonial-content p {
    font-size: 1.2rem;
    line-height: 1.8;
    color: var(--text-color);
    margin-bottom: var(--spacing-lg);
    text-align: center;
    flex-grow: 1;
    position: relative;
    padding: 0 var(--spacing-md);
    text-shadow: var(--text-shadow);
}

.testimonial-author {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    margin-top: auto;
}

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

.author-info h4 {
    color: var(--primary-color);
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
    text-shadow: var(--text-shadow);
}

.author-info p {
    color: var(--text-color);
    font-size: 1.1rem;
    margin: 0.5rem 0 0;
    opacity: 0.8;
    text-shadow: var(--text-shadow);
}

.rating {
    color: #FFD700;
    font-size: 1.2rem;
    margin-top: 0.5rem;
}

.testimonials-carousel .carousel-button {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: var(--light-text);
    color: var(--primary-color);
    width: 45px;
    height: 45px;
    border-radius: 50%;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.testimonials-carousel .carousel-button:hover {
    background-color: var(--accent-color);
    color: var(--light-text);
    transform: translateY(-50%) scale(1.1);
}

.testimonials-carousel .carousel-button.prev {
    left: 10px;
}

.testimonials-carousel .carousel-button.next {
    right: 10px;
}

.testimonials-carousel .carousel-indicators {
    display: none;
}

@media (max-width: 1200px) {
    .testimonials-section .section-title {
        font-size: 3.5rem;
    }
}

@media (max-width: 768px) {
    .testimonials-section .section-title {
        font-size: 3rem;
    }

    .testimonial-card {
        padding: var(--spacing-lg);
    }

    .testimonial-content p {
        font-size: 1.1rem;
    }

    .testimonials-carousel .carousel-button {
        width: 35px;
        height: 35px;
    }
}

@media (max-width: 480px) {
    .testimonials-section .section-title {
        font-size: 2.5rem;
    }

    .testimonial-content p {
        font-size: 1rem;
    }

    .author-info h4 {
        font-size: 1.3rem;
    }
}

/* ===== Safety Analysis Section ===== */
.safety-analysis-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--light-color);
}

.analysis-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-lg);
}

.analysis-text {
    flex: 1;
}

.analysis-text h2 {
    margin-bottom: var(--spacing-md);
    font-size: 2.2rem;
}

.analysis-image {
    flex: 1;
    text-align: center;
}

.analysis-image img {
    max-width: 300px;
}

/* ===== FAQ Section ===== */
.faq-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--section-bg-dark);
    color: var(--light-text);
}

.faq-section .section-title {
    color: var(--light-text);
    font-size: 3rem;
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: var(--spacing-sm);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    padding-bottom: var(--spacing-sm);
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}

.faq-question h3 {
    color: var(--light-text);
    margin: 0;
    font-size: 1.2rem;
}

.faq-toggle {
    font-size: 1.2rem;
    transition: transform 0.3s ease;
}

.faq-answer {
    display: none;
    padding-top: var(--spacing-sm);
}

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

.faq-item.active .faq-answer {
    display: block;
}

/* ===== Contact Section ===== */
.contact-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--light-color);
}

.contact-content {
    max-width: 1200px;
    margin: 0 auto;
}

.contact-text {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.contact-text h2 {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

.contact-text p {
    font-size: 1.2rem;
    color: var(--text-color);
    opacity: 0.8;
}

.contact-form-container {
    display: flex;
    align-items: stretch;
    gap: var(--spacing-xl);
    margin: 0 auto;
}

.contact-form {
    flex: 0 0 45%;
    background: linear-gradient(180deg, #ffffff, #f8f9fa);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--card-shadow);
}

.contact-image-wrapper {
    flex: 0 0 45%;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    position: relative;
}

.contact-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    top: 0;
    left: 0;
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    color: var(--text-color);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid transparent;
    border-radius: var(--border-radius-sm);
    font-size: 1rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: linear-gradient(180deg, #f8f9fa, #ffffff);
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.02);
}

.form-group input:hover,
.form-group textarea:hover {
    background-color: #fff;
    border-color: rgba(255, 107, 53, 0.1);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
    background-color: #fff;
    transform: translateY(-2px);
}

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

.contact-form .btn {
    width: 100%;
    padding: 14px;
    font-size: 1rem;
}

@media (max-width: 992px) {
    .contact-form-container {
        flex-direction: column;
    }

    .contact-form,
    .contact-image-wrapper {
        flex: 0 0 100%;
    }

    .contact-image-wrapper {
        height: 400px;
        position: relative;
    }

    .contact-text h2 {
        font-size: 3rem;
    }
}

@media (max-width: 768px) {
    .contact-text h2 {
        font-size: 2.5rem;
    }

    .contact-form {
        padding: var(--spacing-lg);
    }
}

@media (max-width: 480px) {
    .contact-text h2 {
        font-size: 2rem;
    }

    .contact-image-wrapper {
        height: 300px;
    }
}

/* ===== Footer ===== */
.site-footer {
    background: linear-gradient(180deg, var(--dark-color), #0d1f2d);
    color: var(--light-text);
    padding: var(--spacing-lg) 0 var(--spacing-sm);
    position: relative;
    overflow: hidden;
}

.site-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at bottom right, rgba(255, 107, 53, 0.05), transparent 60%);
    pointer-events: none;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-info,
.footer-links,
.footer-contact {
    flex: 1;
}

.footer-info h3,
.footer-links h3,
.footer-contact h3 {
    color: var(--light-text);
    margin-bottom: var(--spacing-sm);
    font-size: 1.2rem;
}

.footer-links ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-links ul li a {
    color: var(--light-text);
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.footer-links ul li a:hover {
    opacity: 1;
    color: var(--accent-color);
}

.footer-contact p {
    margin-bottom: var(--spacing-xs);
    display: flex;
    align-items: center;
}

.footer-contact p i {
    margin-right: 10px;
    color: var(--accent-color);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.copyright p {
    margin: 0;
    opacity: 0.7;
    font-size: 0.9rem;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    color: var(--light-text);
    font-size: 1.2rem;
    transition: color 0.3s ease;
}

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

.footer-logo img {
    height: 30px;
}

/* ===== Chat Widget ===== */
.chat-widget {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
}

.chat-toggle {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-color), #ff8255);
    color: var(--light-text);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.5rem;
    box-shadow: 0 4px 20px rgba(255, 107, 53, 0.3);
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.chat-toggle:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(255, 107, 53, 0.4);
}

/* ===== Cookie Consent ===== */
.cookie-consent {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: linear-gradient(180deg, var(--primary-color), var(--secondary-color));
    color: var(--light-text);
    padding: 1.5rem;
    z-index: 9999;
    transform: translateY(100%);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
}

.cookie-consent.active {
    transform: translateY(0);
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.cookie-text {
    flex: 1;
}

.cookie-text p {
    margin: 0;
    font-size: 0.95rem;
    opacity: 0.9;
}

.cookie-buttons {
    display: flex;
    gap: 1rem;
    flex-shrink: 0;
}

.cookie-btn {
    padding: 8px 20px;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.accept-cookies {
    background-color: var(--accent-color);
    color: var(--light-text);
    border: none;
}

.accept-cookies:hover {
    background-color: #e55a2a;
    transform: translateY(-2px);
}

.reject-cookies {
    background-color: transparent;
    color: var(--light-text);
    border: 1px solid var(--light-text);
}

.reject-cookies:hover {
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

@media (max-width: 768px) {
    .cookie-content {
        flex-direction: column;
        text-align: center;
    }
    
    .cookie-buttons {
        width: 100%;
        justify-content: center;
    }
}

/* Mobile-first Media Queries */
@media screen and (max-width: 768px) {
    :root {
        /* Adjust spacing for mobile */
        --spacing-xs: 0.3rem;
        --spacing-sm: 0.75rem;
        --spacing-md: 1.5rem;
        --spacing-lg: 2rem;
        --spacing-xl: 3rem;
    }

    /* Typography adjustments */
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.3rem; }
    
    /* Container padding */
    .container {
        padding: 0 var(--spacing-md);
    }

    /* Button adjustments */
    .btn {
        padding: 10px 20px;
        font-size: 0.85rem;
        width: 100%;
        margin: 5px 0;
    }

    /* Grid adjustments */
    .grid {
        grid-template-columns: 1fr !important;
        gap: var(--spacing-md);
    }

    /* Card adjustments */
    .card {
        margin: var(--spacing-sm) 0;
    }

    /* Navigation adjustments */
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: var(--card-bg);
        padding: var(--spacing-md);
        transition: 0.3s ease-in-out;
        overflow-y: auto;
        z-index: 1000;
    }

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

    .nav-item {
        margin: var(--spacing-sm) 0;
        width: 100%;
        text-align: center;
    }

    .hamburger {
        display: block;
    }

    /* Section spacing */
    section {
        padding: var(--spacing-lg) 0;
    }

    /* Form adjustments */
    input, textarea, select {
        font-size: 16px; /* Prevent zoom on iOS */
        width: 100%;
    }

    /* Table adjustments */
    table {
        display: block;
        overflow-x: auto;
        white-space: nowrap;
    }
}

/* Tablet adjustments */
@media screen and (min-width: 769px) and (max-width: 1024px) {
    :root {
        /* Adjust spacing for tablets */
        --spacing-xs: 0.4rem;
        --spacing-sm: 0.85rem;
        --spacing-md: 1.75rem;
        --spacing-lg: 2.5rem;
        --spacing-xl: 4rem;
    }

    /* Typography adjustments */
    h1 { font-size: 2.25rem; }
    h2 { font-size: 1.85rem; }
    h3 { font-size: 1.4rem; }

    /* Grid adjustments */
    .grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }

    /* Button adjustments */
    .btn {
        padding: 11px 22px;
        font-size: 0.87rem;
    }
}

/* Small mobile devices */
@media screen and (max-width: 480px) {
    :root {
        /* Further reduce spacing */
        --spacing-xs: 0.25rem;
        --spacing-sm: 0.6rem;
        --spacing-md: 1.2rem;
        --spacing-lg: 1.8rem;
        --spacing-xl: 2.5rem;
    }

    /* Typography adjustments */
    h1 { font-size: 1.75rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.2rem; }
    p { font-size: 0.95rem; }

    /* Container adjustments */
    .container {
        padding: 0 var(--spacing-sm);
    }

    /* Button adjustments */
    .btn {
        padding: 8px 16px;
        font-size: 0.8rem;
    }

    /* Card adjustments */
    .card {
        padding: var(--spacing-sm);
    }

    /* Image adjustments */
    .img-fluid {
        margin: var(--spacing-sm) 0;
    }
}

/* Landscape orientation */
@media screen and (max-height: 480px) and (orientation: landscape) {
    .nav-menu {
        height: 100vh;
        overflow-y: scroll;
    }

    .hero-section {
        min-height: auto;
        padding: var(--spacing-lg) 0;
    }
}

/* High-DPI screens */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    /* Optimize images for retina displays */
    .img-fluid {
        image-rendering: -webkit-optimize-contrast;
    }
}

/* Print styles */
@media print {
    .no-print {
        display: none !important;
    }
    
    body {
        print-color-adjust: exact;
        -webkit-print-color-adjust: exact;
    }
}

/* ===== About Page Styles ===== */
.about-hero-section {
    position: relative;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(rgba(20, 40, 80, 0.85), rgba(20, 40, 80, 0.80)), url('../images/about-hero-bg.jpg') no-repeat center center;
    background-size: cover;
    color: var(--light-text);
    text-align: center;
}

.about-hero-section .hero-content {
    position: relative;
    z-index: 2;
}

.about-hero-section h1 {
    color: var(--light-text);
    font-size: 3.5rem;
    margin-bottom: 1rem;
    text-shadow: var(--text-shadow);
}

.about-hero-section p {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* Team Section Styles */
.team-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--light-color);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-top: var(--spacing-lg);
}

.team-member {
    background: #fff;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.team-member:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-hover);
}

.member-image {
    width: 100%;
    height: 300px;
    overflow: hidden;
}

.member-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.member-info {
    padding: 1.5rem;
    text-align: center;
}

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

.member-role {
    color: var(--accent-color);
    font-weight: 500;
    margin-bottom: 1rem;
}

.member-social {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.social-link {
    color: var(--primary-color);
    font-size: 1.2rem;
    transition: color 0.3s ease;
}

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

@media (max-width: 1200px) {
    .team-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .about-hero-section h1 {
        font-size: 2.5rem;
    }
    
    .team-grid {
        grid-template-columns: repeat(1, 1fr);
        max-width: 400px;
        margin-left: auto;
        margin-right: auto;
    }
}