/* ========================================
   GOLDEN VIVES - PREMIUM RESPONSIVE DESIGN
   Construction Website 2026
======================================== */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@600;700;800&family=Poppins:wght@300;400;500;600;700;800&display=swap');

/* ===== CSS RESET ===== */

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

/* ===== CSS VARIABLES ===== */

:root {
    --gold-primary: #D4A574;
    --gold-accent: #C9963B;
    --gold-light: #E8D4B8;
    --gold-dark: #9C7542;
    --dark-primary: #1A1A1A;
    --dark-secondary: #2D2D2D;
    --dark-tertiary: #3D3D3D;
    --white: #FFFFFF;
    --cream: #FBF7F0;
    --cream-dark: #F5EFE6;
    --text-primary: #1A1A1A;
    --text-secondary: #5A5A5A;
    --text-light: #8A8A8A;
    --accent-blue: #4A90E2;
    --accent-green: #27AE60;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
    --shadow-xl: 0 12px 48px rgba(0, 0, 0, 0.2);
    --shadow-gold: 0 4px 20px rgba(212, 165, 116, 0.3);
    --transition-fast: all 0.2s ease;
    --transition-normal: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --section-padding: 100px;
}

html {
    scroll-behavior: smooth;
    width: 100%;
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.7;
    color: var(--text-primary);
    background: var(--white);
    overflow-x: hidden;
    width: 100%;
}

section,
.header,
.footer {
    width: 100%;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
}

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

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

/* ===== HEADER ===== */

.header {
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    z-index: 1000;
    background: linear-gradient(180deg, rgba(26, 26, 26, 0.95) 0%, rgba(26, 26, 26, 0.98) 100%);
    backdrop-filter: blur(15px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    transition: var(--transition-normal);
}

.header.scrolled {
    background: rgba(26, 26, 26, 0.98);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 40px;
}

.logo img {
    height: 70px;
    width: 70px;
    border-radius: 50%;
    object-fit: cover;
    padding: 2px;
    background: #fff8f0;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    transition: var(--transition-normal);
}

.logo img:hover {
    transform: translateY(-2px) scale(1.03);
    box-shadow: 0 6px 18px rgba(0,0,0,0.15);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 50px;
}

.nav-link {
    color: var(--cream);
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 1px;
    padding: 10px 0;
    position: relative;
    text-transform: uppercase;
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--gold-primary), var(--gold-accent));
    transition: var(--transition-normal);
}

.nav-link:hover::before,
.nav-link.active::before {
    transform: translateX(-50%) scaleX(1);
}

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

.hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
}

.bar {
    width: 30px;
    height: 3px;
    background: var(--gold-accent);
    border-radius: 3px;
    transition: var(--transition-normal);
}

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

.hero-slider {
    position: relative;
    height: 100vh;
    overflow: hidden;
}

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

.slide {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    will-change: opacity;
}

.slide.active {
    opacity: 1;
}

.slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    filter: brightness(0.45) contrast(1.1);
}

.slide::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(26, 26, 26, 0.7) 0%, rgba(212, 165, 116, 0.15) 50%, rgba(26, 26, 26, 0.6) 100%);
    z-index: 1;
}

.slide-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: var(--white);
    z-index: 2;
    width: 90%;
    max-width: 1100px;
}

.slide-badge {
    display: inline-block;
    padding: 10px 25px;
    background: rgba(212, 165, 116, 0.2);
    border: 2px solid var(--gold-accent);
    border-radius: 50px;
    color: var(--gold-light);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    margin-bottom: 25px;
    backdrop-filter: blur(10px);
    animation: fadeInUp 0.8s ease;
}

.slide-title {
    font-family: 'Playfair Display', serif;
    font-size: 5rem;
    font-weight: 700;
    margin-bottom: 30px;
    color: var(--white);
    text-shadow: 2px 4px 16px rgba(0, 0, 0, 0.6);
    letter-spacing: -2px;
    line-height: 1.1;
    animation: fadeInUp 1s ease;
}

.slide-subtitle {
    font-size: 1.5rem;
    margin-bottom: 45px;
    color: var(--gold-light);
    text-shadow: 1px 2px 8px rgba(0, 0, 0, 0.5);
    letter-spacing: 2px;
    font-weight: 300;
    animation: fadeInUp 1.3s ease;
}

.slide-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1.6s ease;
}

.cta-btn {
    display: inline-block;
    padding: 20px 55px;
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    border-radius: 50px;
    transition: var(--transition-normal);
    border: 2px solid transparent;
}

.cta-btn.primary {
    background: linear-gradient(135deg, var(--gold-primary) 0%, var(--gold-accent) 100%);
    color: var(--dark-primary);
    box-shadow: var(--shadow-gold);
}

.cta-btn.primary:hover {
    background: var(--white);
    color: var(--gold-dark);
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(212, 165, 116, 0.6);
}

.cta-btn.secondary {
    background: transparent;
    color: var(--white);
    border-color: var(--gold-accent);
}

.cta-btn.secondary:hover {
    background: var(--gold-accent);
    color: var(--dark-primary);
}

.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(212, 165, 116, 0.85);
    color: var(--dark-primary);
    border: 2px solid var(--gold-light);
    width: 65px;
    height: 65px;
    border-radius: 50%;
    font-size: 24px;
    cursor: pointer;
    z-index: 10;
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
}

.slider-btn:hover {
    background: var(--gold-accent);
    transform: translateY(-50%) scale(1.15);
}

.slider-btn.prev {
    left: 50px;
}

.slider-btn.next {
    right: 50px;
}

.slider-dots {
    position: absolute;
    bottom: 60px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 15px;
    z-index: 10;
}

.dot {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: var(--transition-normal);
    border: 2px solid transparent;
}

.dot.active {
    background: var(--gold-accent);
    transform: scale(1.4);
    border-color: var(--white);
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 100px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--white);
    font-size: 12px;
    letter-spacing: 2px;
    text-transform: uppercase;
    z-index: 10;
    animation: bounce 2s infinite;
}

.hero-scroll-indicator i {
    font-size: 18px;
}

/* Animations */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
}

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

.stats-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--dark-primary) 0%, var(--dark-secondary) 100%);
    border-radius: 0;
    margin-top: 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
}

.stat-card {
    text-align: center;
    padding: 40px 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    border: 1px solid rgba(212, 165, 116, 0.2);
    transition: var(--transition-normal);
    will-change: transform, opacity;
}

.stat-card:hover {
    transform: translateY(-10px);
    background: rgba(212, 165, 116, 0.1);
    border-color: var(--gold-accent);
}

.stat-icon {
    font-size: 50px;
    color: var(--gold-accent);
    margin-bottom: 20px;
}

.stat-number {
    font-family: 'Playfair Display', serif;
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--gold-accent);
    margin-bottom: 15px;
}

.stat-number::after {
    content: '+';
}

.stat-label {
    color: var(--cream-dark);
    font-size: 1.1rem;
    font-weight: 300;
}

/* ===== SECTION COMMON ===== */

section {
    padding: var(--section-padding) 0;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-title {
    font-family: 'Playfair Display', serif;
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--dark-primary);
    margin-bottom: 20px;
    letter-spacing: -1px;
}

.title-underline {
    width: 120px;
    height: 5px;
    background: linear-gradient(90deg, var(--gold-primary), var(--gold-accent));
    margin: 0 auto 30px;
    border-radius: 3px;
    box-shadow: var(--shadow-gold);
}

.section-subtitle {
    font-size: 1.3rem;
    color: var(--text-secondary);
    font-weight: 300;
}

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

.about-section {
    background: var(--cream);
}

.about-content {
    display: grid;
    grid-template-columns: 450px 1fr;
    gap: 80px;
    align-items: center;
}

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

.about-image::before {
    content: '';
    position: absolute;
    top: -20px;
    right: -20px;
    width: 100%;
    height: 100%;
    border: 4px solid var(--gold-primary);
    border-radius: 15px;
    z-index: -1;
}

.about-image img {
    width: 100%;
    border-radius: 15px;
    box-shadow: var(--shadow-xl);
}

.about-badge {
    position: absolute;
    bottom: -20px;
    right: 20px;
    background: linear-gradient(135deg, var(--gold-primary), var(--gold-accent));
    color: var(--dark-primary);
    padding: 20px 30px;
    border-radius: 50px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 600;
    box-shadow: var(--shadow-gold);
}

.about-badge i {
    font-size: 24px;
}

.about-experience {
    position: absolute;
    bottom: 20px;
    left: -20px;
    background: linear-gradient(135deg, var(--gold-primary), var(--gold-accent));
    padding: 25px 30px;
    border-radius: 15px;
    text-align: center;
    box-shadow: var(--shadow-xl);
}

.about-experience h3 {
    font-family: 'Playfair Display', serif;
    font-size: 3.5rem;
    color: var(--dark-primary);
    font-weight: 800;
    line-height: 1;
}

.about-experience p {
    color: var(--dark-primary);
    font-size: 14px;
    font-weight: 600;
    line-height: 1.4;
}

.about-text h3 {
    font-family: 'Playfair Display', serif;
    font-size: 2rem;
    color: var(--dark-primary);
    margin-bottom: 25px;
    font-weight: 700;
}

.about-text p {
    margin-bottom: 22px;
    color: var(--text-secondary);
    line-height: 1.9;
    text-align: justify;
}

.about-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 40px;
}

.feature-item {
    display: flex;
    gap: 18px;
    padding: 25px;
    background: var(--white);
    border-left: 4px solid var(--gold-primary);
    border-radius: 10px;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-sm);
    will-change: transform, opacity;
}

.feature-item:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-md);
}

.feature-item i {
    color: var(--gold-accent);
    font-size: 28px;
}

.feature-item h4 {
    color: var(--dark-primary);
    font-weight: 600;
    margin-bottom: 5px;
}

.feature-item p {
    color: var(--text-light);
    font-size: 13px;
    margin: 0;
}

/* ===== FOUNDER SECTION ===== */

.founder-section {
    background: linear-gradient(135deg, var(--dark-primary) 0%, var(--dark-secondary) 100%);
    color: var(--cream);
}

.founder-section .section-title {
    color: var(--cream);
}

.founder-content {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: 80px;
    align-items: center;
}

.founder-image {
    position: relative;
}

.founder-image::before {
    content: '';
    position: absolute;
    top: -15px;
    left: -15px;
    width: 100%;
    height: 100%;
    border: 4px solid var(--gold-primary);
    border-radius: 15px;
    z-index: -1;
}

.founder-image img {
    width: 100%;
    border-radius: 15px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.founder-text h3 {
    font-family: 'Playfair Display', serif;
    font-size: 2.5rem;
    color: var(--gold-accent);
    margin-bottom: 12px;
}

.founder-title {
    font-size: 1.3rem;
    color: var(--gold-light);
    margin-bottom: 30px;
    font-style: italic;
    font-weight: 300;
}

.founder-text p {
    margin-bottom: 22px;
    line-height: 1.9;
    text-align: justify;
    color: var(--cream-dark);
}

.founder-quote {
    padding: 30px;
    background: rgba(212, 165, 116, 0.15);
    border-left: 5px solid var(--gold-accent);
    border-radius: 10px;
    margin-top: 35px;
}

.founder-quote i {
    font-size: 30px;
    color: var(--gold-accent);
    margin-bottom: 15px;
}

.founder-quote p {
    color: var(--gold-light);
    font-size: 17px;
    font-style: italic;
}

.founder-credentials {
    display: flex;
    gap: 30px;
    margin-top: 30px;
    flex-wrap: wrap;
}

.credential-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px 25px;
    background: rgba(212, 165, 116, 0.1);
    border-radius: 50px;
    border: 2px solid var(--gold-accent);
}

.credential-item i {
    font-size: 22px;
    color: var(--gold-accent);
}

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

.services-section {
    background: var(--white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 35px;
}

.service-card {
    position: relative;
    background: var(--cream);
    padding: 50px 35px;
    border-radius: 15px;
    text-align: center;
    transition: var(--transition-normal);
    border: 2px solid transparent;
    overflow: hidden;
    will-change: transform, opacity;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--gold-primary), var(--gold-accent));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-normal);
}

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

.service-card:hover {
    transform: translateY(-15px);
    box-shadow: var(--shadow-xl);
    background: var(--white);
}

.service-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 30px;
    background: linear-gradient(135deg, var(--gold-primary), var(--gold-accent));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-gold);
    transition: var(--transition-normal);
}

.service-card:hover .service-icon {
    transform: rotateY(360deg) scale(1.1);
}

.service-icon i {
    font-size: 45px;
    color: var(--dark-primary);
}

.service-card h3 {
    font-size: 1.6rem;
    margin-bottom: 20px;
    color: var(--dark-primary);
    font-family: 'Playfair Display', serif;
}

.service-card p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 25px;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--gold-accent);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition-normal);
}

.service-link i {
    font-size: 14px;
}

.service-link:hover {
    gap: 15px;
}

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

.process-section {
    background: var(--cream);
}

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

.process-step {
    position: relative;
    padding: 40px 25px;
    background: var(--white);
    border-radius: 15px;
    text-align: center;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-sm);
    will-change: transform, opacity;
}

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

.process-number {
    position: absolute;
    top: -20px;
    right: 20px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--gold-primary), var(--gold-accent));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark-primary);
    font-family: 'Playfair Display', serif;
}

.process-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    background: var(--cream);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 3px solid var(--gold-light);
}

.process-icon i {
    font-size: 35px;
    color: var(--gold-accent);
}

.process-step h3 {
    font-size: 1.4rem;
    margin-bottom: 15px;
    color: var(--dark-primary);
}

.process-step p {
    color: var(--text-secondary);
}

/* ===== PROJECTS SECTION ===== */

.projects-section {
    background: var(--white);
}

.project-tabs {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 15px 40px;
    background: var(--cream);
    border: 2px solid transparent;
    border-radius: 50px;
    font-size: 15px;
    font-weight: 600;
    text-transform: uppercase;
    cursor: pointer;
    transition: var(--transition-normal);
}

.tab-btn:hover {
    border-color: var(--gold-accent);
}

.tab-btn.active {
    background: linear-gradient(135deg, var(--gold-primary), var(--gold-accent));
    color: var(--dark-primary);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 35px;
}

.project-card {
    position: relative;
    overflow: hidden;
    border-radius: 15px;
    height: 350px;
    cursor: pointer;
    border: 3px solid transparent;
    transition: var(--transition-normal);
    will-change: transform, opacity;
}

.project-card:hover {
    border-color: var(--gold-accent);
}

.project-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.project-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(26, 26, 26, 0.95), rgba(26, 26, 26, 0.3));
    padding: 40px 30px;
    transform: translateY(70%);
    transition: var(--transition-normal);
}

.project-card:hover img {
    transform: scale(1.2);
}

.project-card:hover .project-overlay {
    transform: translateY(0);
}

.project-overlay h3 {
    color: var(--gold-accent);
    font-size: 1.7rem;
    margin-bottom: 12px;
    font-family: 'Playfair Display', serif;
}

.project-overlay p {
    color: var(--gold-light);
    margin-bottom: 15px;
}

.project-status {
    display: inline-block;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
}

.project-status.completed {
    background: var(--accent-green);
    color: var(--white);
}

.project-status.ongoing {
    background: var(--accent-blue);
    color: var(--white);
}

/* ===== INDUSTRIES SECTION ===== */

.industries-section {
    background: var(--cream);
}

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

.industry-card {
    background: var(--white);
    padding: 50px 30px;
    border-radius: 15px;
    text-align: center;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-sm);
    will-change: transform, opacity;
}

.industry-card:hover {
    transform: translateY(-12px);
    background: linear-gradient(135deg, var(--gold-primary), var(--gold-accent));
}

.industry-card i {
    font-size: 60px;
    color: var(--gold-accent);
    margin-bottom: 25px;
    transition: var(--transition-normal);
}

.industry-card h3 {
    font-size: 1.4rem;
    font-family: 'Playfair Display', serif;
    color: var(--dark-primary);
}

.industry-card:hover i {
    color: var(--dark-primary);
}

/* ===== STRENGTHS SECTION ===== */

.strengths-section {
    background: var(--white);
}

.strengths-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.strength-card {
    background: var(--cream);
    padding: 50px 40px;
    border-radius: 15px;
    text-align: center;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-sm);
    will-change: transform, opacity;
}

.strength-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-xl);
}

.strength-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 30px;
    background: linear-gradient(135deg, var(--gold-primary), var(--gold-accent));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-gold);
}

.strength-icon i {
    font-size: 50px;
    color: var(--dark-primary);
}

.strength-card h3 {
    font-size: 1.6rem;
    margin-bottom: 20px;
    font-family: 'Playfair Display', serif;
}

.strength-card p {
    color: var(--text-secondary);
}

/* ===== CLIENTS SECTION ===== */

.clients-section {
    background: var(--cream);
}

.clients-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 30px;
}

.client-card {
    background: var(--white);
    padding: 30px;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 150px;
    transition: var(--transition-normal);
    border: 2px solid transparent;
    box-shadow: var(--shadow-sm);
    will-change: transform, opacity;
}

.client-card img {
    max-width: 100%;
    max-height: 100px;
    object-fit: contain;
    transition: var(--transition-normal);
}

.client-card:hover {
    border-color: var(--gold-primary);
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

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

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

.contact-section {
    background: var(--white);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 70px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.contact-item {
    display: flex;
    gap: 25px;
    padding: 30px;
    background: var(--cream);
    border-radius: 15px;
    border-left: 5px solid var(--gold-primary);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    will-change: transform, opacity;
}

.contact-item:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-md);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--gold-primary), var(--gold-accent));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-gold);
}

.contact-icon i {
    font-size: 28px;
    color: var(--dark-primary);
}

.contact-details h3 {
    font-size: 1.3rem;
    margin-bottom: 12px;
    color: var(--dark-primary);
}

.contact-details p {
    color: var(--text-secondary);
}

.contact-details a {
    color: var(--gold-accent);
    font-weight: 600;
}

.contact-form {
    background: var(--cream);
    padding: 50px;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 18px 22px;
    border: 2px solid var(--cream-dark);
    border-radius: 10px;
    font-family: inherit;
    background: var(--white);
    transition: var(--transition-normal);
    font-size: 14px;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-light);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--gold-primary);
    box-shadow: 0 0 0 4px rgba(212, 165, 116, 0.15);
}

textarea {
    resize: vertical;
    min-height: 140px;
}

.submit-btn {
    width: 100%;
    padding: 20px;
    background: linear-gradient(135deg, var(--gold-primary), var(--gold-accent));
    color: var(--dark-primary);
    border: none;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    cursor: pointer;
    box-shadow: var(--shadow-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    transition: var(--transition-normal);
}

.submit-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(212, 165, 116, 0.5);
}

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

.footer {
    background: linear-gradient(135deg, var(--dark-primary), var(--dark-secondary));
    color: var(--cream-dark);
    padding: 80px 0 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-logo {
    height: 70px;
    width: 70px;
    border-radius: 50%;
    object-fit: cover;
    padding: 2px;
    background: #fff8f0;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    transition: var(--transition-normal);
}

.footer-logo:hover {
    transform: translateY(-2px) scale(1.03);
    box-shadow: 0 6px 18px rgba(0,0,0,0.2);
}

.footer-col p {
    font-size: 14px;
    color: var(--cream-dark);
}

.footer-col h3 {
    color: var(--gold-accent);
    margin-bottom: 25px;
    font-size: 1.4rem;
    font-family: 'Playfair Display', serif;
}

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

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col a:hover {
    color: var(--gold-accent);
    padding-left: 8px;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 25px;
}

.social-links a {
    width: 50px;
    height: 50px;
    background: var(--dark-tertiary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
}

.social-links a i {
    color: var(--cream-dark);
    font-size: 18px;
}

.social-links a:hover {
    background: linear-gradient(135deg, var(--gold-primary), var(--gold-accent));
    color: var(--dark-primary);
    transform: translateY(-5px);
}

.footer-bottom {
    border-top: 1px solid var(--dark-tertiary);
    padding: 30px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.footer-bottom p {
    font-size: 13px;
    color: var(--cream-dark);
}

.developer-credit {
    display: flex;
    align-items: center;
    gap: 15px;
}

.developer-credit span {
    font-size: 13px;
    color: var(--cream-dark);
}

.developer-logo {
    height: 35px;
    transition: var(--transition-normal);
    background: #ffffff;
    padding: 4px 8px;
    border-radius: 6px;
}

.developer-credit a:hover .developer-logo {
    transform: scale(1.08);
}

/* ===== SCROLL TOP ===== */

.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 55px;
    height: 55px;
    background: linear-gradient(135deg, var(--gold-primary), var(--gold-accent));
    color: var(--dark-primary);
    border: none;
    border-radius: 50%;
    font-size: 20px;
    cursor: pointer;
    box-shadow: var(--shadow-gold);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
}

.scroll-top.show {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    transform: translateY(-4px);
}

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

@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
    }

    html, body {
        overflow-x: hidden;
    }

    .nav-container {
        padding: 10px 20px;
    }

    .logo img {
        height: 55px;
        width: 55px;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 100px;
        flex-direction: column;
        background: rgba(26, 26, 26, 0.98);
        width: 100%;
        padding: 50px 0;
        gap: 30px;
        transition: 0.4s;
        height: calc(100vh - 100px);
        align-items: center;
    }

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

    .hamburger {
        display: flex;
    }

    .slide-title {
        font-size: 3.5rem;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .about-content,
    .founder-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .services-grid,
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .process-grid,
    .industries-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 60px;
    }

    .nav-container {
        padding: 8px 15px;
    }

    .nav-menu a {
        font-size: 15px;
    }

    .header {
        background: rgba(26,26,26,0.98);
    }

    .slide-title {
        font-size: 2.2rem;
        line-height: 1.2;
        margin-bottom: 18px;
    }

    .slide-content {
        padding: 0 15px;
    }

    .slide-badge {
        font-size: 11px;
        padding: 8px 18px;
        letter-spacing: 1px;
    }

    .slide-subtitle {
        font-size: 1rem;
        margin-bottom: 25px;
        letter-spacing: 1px;
    }

    .slide-buttons {
        flex-direction: column;
    }

    .cta-btn {
        width: 100%;
        max-width: 260px;
        padding: 14px 20px;
        font-size: 13px;
    }

    .hero-scroll-indicator {
        display: none;
    }

    .stats-grid,
    .services-grid,
    .projects-grid,
    .industries-grid,
    .process-grid {
        grid-template-columns: 1fr;
    }

    .stats-section {
        padding: 60px 0;
        border-radius: 0;
        margin-top: 0;
    }

    .stat-card {
        padding: 25px 15px;
    }

    .section-header {
        margin-bottom: 40px;
        padding: 0 15px;
    }

    .section-title {
        font-size: 2.2rem;
    }

    .section-subtitle {
        font-size: 1.05rem;
    }

    .about-section,
    .founder-section,
    .services-section,
    .projects-section,
    .industries-section,
    .strengths-section,
    .clients-section,
    .contact-section {
        padding: 50px 0;
    }

    .service-card,
    .process-step,
    .industry-card,
    .strength-card,
    .client-card,
    .contact-item,
    .contact-form {
        padding: 25px 18px;
    }

    .project-card {
        height: 280px;
    }

    .about-image-wrapper {
        margin-bottom: 60px;
    }

    .about-experience {
        position: static;
        margin-top: 20px;
        max-width: 220px;
        margin-left: auto;
        margin-right: auto;
    }

    .about-badge {
        position: static;
        display: inline-flex;
        margin-top: 15px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer {
        padding-top: 50px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 25px;
    }

    .footer-logo {
        margin: 0 auto 15px;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 20px;
    }

    .social-links {
        justify-content: center;
    }

    .clients-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero-slider {
        height: calc(var(--vh, 1vh) * 100);
        transform: none !important;
    }

    .slider-btn {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }

    .slider-btn.prev {
        left: 10px;
    }

    .slider-btn.next {
        right: 10px;
    }

    .slider-dots {
        bottom: 30px;
    }
}
/* All 4 small feature cards (Quality, Environmental, Safety, Timely) */
@media (max-width: 768px) {
  .about-features {
      grid-template-columns: 1fr;   /* 1 column */
      gap: 16px;
  }

  .feature-item {
      padding: 18px 16px;
  }

  .feature-item h4 {
      font-size: 15px;
  }

  .feature-item p {
      font-size: 13px;
  }
}

@media (max-width: 400px) {
  .container {
      padding: 0 12px;
  }

  .feature-item {
      padding: 16px 12px;
  }

  .nav-container {
      padding: 8px 10px;
  }
}

@media (max-width: 576px) {
    .slide-title {
        font-size: 1.9rem;
    }

    .slider-btn {
        width: 45px;
        height: 45px;
        font-size: 18px;
    }

    .slider-btn.prev {
        left: 15px;
    }

    .slider-btn.next {
        right: 15px;
    }

    .projects-grid,
    .clients-grid {
        grid-template-columns: 1fr;
    }

    .project-card {
        height: 260px;
    }
}