/* ---
   KHC Global Services - Stylesheet
   Designed by CC - The Definitive Master Blueprint
--- */

/* ------------------- */
/* ROOT & VARIABLES    */
/* ------------------- */
:root {
    --primary-color: #005A9E; /* Professional Blue */
    --secondary-color: #F8F9FA; /* Light Gray Background */
    --accent-color: #FFC107;   /* Accent Gold */
    --text-color: #212529;     /* Dark Charcoal */
    --light-text-color: #FFFFFF;
    --border-color: #DEE2E6;

    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Lato', sans-serif;

    --container-width: 1140px;
    --border-radius: 8px;
    --transition-speed: 0.3s;
}

/* ------------------- */
/* RESET & BASE STYLES */
/* ------------------- */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: var(--font-body);
    color: var(--text-color);
    line-height: 1.7;
    background-color: #FFFFFF;
}

/* ------------------- */
/* UTILITY CLASSES     */
/* ------------------- */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    font-weight: bold;
    text-decoration: none;
    transition: all var(--transition-speed) ease;
    border: 2px solid transparent;
    cursor: pointer;
    font-family: var(--font-heading);
}

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

.btn-primary:hover {
    background-color: #004a80;
    transform: translateY(-3px);
    box-shadow: 0 4px 15px rgba(0, 90, 158, 0.2);
}

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

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

.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 0.5rem;
}

.section-subtitle {
    text-align: center;
    font-size: 1.15rem;
    color: #6c757d;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.section-title-subtle {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.2rem;
    color: #6c757d;
    text-align: center;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 2rem;
}

/* ------------------- */
/* HEADER & NAVIGATION */
/* ------------------- */
.main-header {
    background: var(--light-text-color);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.main-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--primary-color);
}

.logo img {
    height: 45px;
    width: auto;
}

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

.nav-links a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: bold;
    position: relative;
    padding: 0.5rem 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width var(--transition-speed) ease;
}

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

.hamburger {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--primary-color);
    cursor: pointer;
}

/* ------------------- */
/* HERO SECTION        */
/* ------------------- */
.hero-section {
    background: linear-gradient(rgba(248, 249, 250, 0.8), rgba(248, 249, 250, 0.8)), url('https://images.unsplash.com/photo-1528740561666-dc2479703592?q=80&w=1974&auto=format&fit=crop') no-repeat center center/cover;
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: 80px;
}

.hero-content {
    max-width: 800px;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 4rem;
    line-height: 1.2;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    color: var(--text-color);
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

/* ------------------- */
/* TRUST SECTION       */
/* ------------------- */
.trust-section {
    padding: 4rem 0;
}

.trust-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem 4rem;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: bold;
    font-size: 1.1rem;
    color: var(--text-color);
}

.trust-item i {
    color: var(--primary-color);
    font-size: 1.5rem;
}


/* ------------------- */
/* FINAL SERVICES      */
/* ------------------- */
.services-section {
    padding: 6rem 0;
    background-color: var(--secondary-color);
}

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

.service-card-final {
    background: #fff;
    padding: 2.5rem 2rem;
    text-align: center;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 25px rgba(0,0,0,0.05);
    transition: transform var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
    border-bottom: 4px solid var(--primary-color);
}

.service-card-final:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.service-icon-final {
    font-size: 3.5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.service-title-final {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.service-description-final {
    line-height: 1.6;
    color: #6c757d;
}

/* ------------------- */
/* WOW FACTOR SECTION (RE-ENGINEERED) */
/* ------------------- */
.wow-section {
    padding: 6rem 0;
}

.comparison-slider {
    position: relative;
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    aspect-ratio: 16/9;
    cursor: ew-resize;
}

.comparison-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.comparison-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.before-image {
    filter: grayscale(100%);
}

.image-label {
    position: absolute;
    top: 1rem;
    padding: 0.5rem 1rem;
    background-color: rgba(0, 0, 0, 0.5);
    color: white;
    font-weight: bold;
    border-radius: var(--border-radius);
}

.before-image .image-label { left: 1rem; }
.after-image .image-label { right: 1rem; }

.after-image {
    clip-path: polygon(50% 0, 100% 0, 100% 100%, 50% 100%);
}

.slider-line {
    position: absolute;
    top: 0;
    left: 50%;
    width: 4px;
    height: 100%;
    background: var(--light-text-color);
    transform: translateX(-50%);
    pointer-events: none;
    z-index: 2;
}

.slider-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 50px;
    height: 50px;
    background: var(--light-text-color);
    border-radius: 50%;
    display: grid;
    place-items: center;
    color: var(--primary-color);
    font-size: 1.5rem;
    box-shadow: 0 0 10px rgba(0,0,0,0.3);
    pointer-events: none;
    z-index: 2;
}


/* ------------------- */
/* ABOUT SECTION       */
/* ------------------- */
.about-section {
    padding: 6rem 0;
    background-color: #fff;
}

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

.about-text .section-title { text-align: left; }
.about-text p { margin-bottom: 1rem; }

/* ------------------- */
/* ABOUT CAROUSEL      */
/* ------------------- */
.about-image-carousel {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    aspect-ratio: 4/3;
}

.carousel-track {
    display: flex;
    height: 100%;
    transition: transform 0.5s ease-in-out;
}

.carousel-track img {
    width: 100%;
    height: 100%;
    flex-shrink: 0;
    object-fit: cover;
}

.carousel-button {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(255, 255, 255, 0.7);
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    cursor: pointer;
    font-size: 1rem;
    color: var(--text-color);
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

.carousel-button.prev { left: 1rem; }
.carousel-button.next { right: 1rem; }


/* ------------------- */
/* TESTIMONIALS        */
/* ------------------- */
.testimonials-section {
    padding: 6rem 0;
    background-color: var(--secondary-color);
}

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

.testimonial-card {
    background: #fff;
    padding: 2rem;
    border-left: 5px solid var(--primary-color);
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    box-shadow: 0 4px 25px rgba(0,0,0,0.05);
}

.testimonial-quote {
    font-style: italic;
    margin-bottom: 1rem;
    position: relative;
}

.testimonial-quote::before {
    content: '“';
    font-family: serif;
    font-size: 4rem;
    color: var(--border-color);
    position: absolute;
    top: -2rem;
    left: -1rem;
    z-index: 0;
    line-height: 1;
}

.testimonial-author {
    font-weight: bold;
    color: var(--primary-color);
    text-align: right;
}

/* ------------------- */
/* PARTNERS SECTION    */
/* ------------------- */
.partners-section {
    padding: 4rem 0 6rem 0;
    background-color: #fff;
}

.logos-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 4rem;
}

.logos-grid img {
    max-height: 50px;
    max-width: 150px;
    filter: grayscale(100%);
    opacity: 0.7;
    transition: all var(--transition-speed) ease;
}

.logos-grid img:hover {
    filter: grayscale(0%);
    opacity: 1;
    transform: scale(1.1);
}

/* ------------------- */
/* CONTACT SECTION (REBUILT) */
/* ------------------- */
.contact-section {
    padding: 6rem 0;
    background-color: var(--secondary-color);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
    background-color: #fff;
    padding: 4rem;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
}

.contact-info .section-title {
    text-align: left;
    margin-bottom: 1rem;
}

.contact-info ul {
    list-style: none;
    margin-top: 2rem;
    padding: 0;
}

.contact-info li {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.contact-info li i {
    color: var(--primary-color);
    font-size: 1.5rem;
    width: 25px;
    text-align: center;
}

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

.contact-form label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: bold;
    color: var(--text-color);
}

.contact-form input,
.contact-form textarea,
.contact-form select {
    width: 100%;
    padding: 0.85rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-family: var(--font-body);
    font-size: 1rem;
}

.contact-form button {
    width: 100%;
    padding: 1rem;
    font-size: 1.1rem;
}

/* ------------------- */
/* FOOTER              */
/* ------------------- */
.main-footer-section {
    background-color: var(--text-color);
    color: var(--light-text-color);
    text-align: center;
    padding: 2rem 0;
}
.main-footer-section p {
    color: #ccc;
}
/* ------------------- */
/* ANIMATIONS          */
/* ------------------- */
.animate-on-scroll {
    opacity: 0;
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.fade-in {
    transform: translateY(20px);
}
.fade-in-up {
    transform: translateY(40px);
}
.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* ---
   FINAL & CORRECTED RESPONSIVE BLUEPRINT
   Maestro's Definitive Version
--- */

/* For Tablets and Smaller (<= 992px) */
@media (max-width: 992px) {
    .about-content, 
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .about-text .section-title, 
    .contact-info .section-title {
        text-align: center;
    }

    /* This rule ensures the text is visible and sized correctly on tablets */
    .logo h4 {
        display: block; /* Ensures it is visible */
        font-size: 1.3rem;
    }
}

/* For Mobile Devices (<= 768px) */
@media (max-width: 768px) {
    html { 
        font-size: 15px; 
    }
    
    /* This overrides any previous rule and shrinks the logo text for phones */
    .logo h4 {
        font-size: 1.1rem; 
    }

    .nav-links {
        position: fixed;
        top: 80px;
        left: 0;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(10px);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 2.5rem;
        transform: translateX(100%);
        transition: transform 0.3s ease-in-out;
    }
    .nav-links.active {
        transform: translateX(0);
    }
    
    .nav-links a { 
        font-size: 1.5rem; 
    }
    
    .hamburger { 
        display: block; 
        z-index: 1001; 
    }
    
    .hero-title { 
        font-size: 2.8rem; 
    }
    
    .hero-section { 
        text-align: center; 
        justify-content: center; 
    }
    
    .hero-cta { 
        flex-direction: column; 
        align-items: center;
    }
    
    .trust-grid { 
        justify-content: flex-start; 
    }
    
    .contact-wrapper { 
        padding: 2rem; 
    }
}

/* For very small mobile screens (<= 420px) */
@media (max-width: 420px) {
    .logo h4 {
        font-size: 1rem;
        margin-left: 8px; /* Slight gap from logo */
    }
}