/* -------------------------------------------------------------
 * Poonam Enterprises - Style Sheet
 * Premium Industrial Corporate Design System
 * ------------------------------------------------------------- */

/* Custom CSS Variables */
:root {
    /* Color Palette */
    --primary-color: #0B1B3D;
    --primary-dark: #071126;
    --primary-light: #162C5C;
    --accent-color: #C5A880;
    --accent-hover: #A98E66;
    --accent-light: #F7F4EF;
    --text-color: #1E293B;
    --text-light: #64748B;
    --text-dark: #0F172A;
    --white: #FFFFFF;
    --bg-light: #F8FAFC;
    --bg-steel: #E2E8F0;
    --bg-card: #FFFFFF;
    --border-color: #E2E8F0;
    --success-color: #10B981;
    --error-color: #EF4444;

    /* Gradients */
    --gold-gradient: linear-gradient(135deg, #C5A880, #9B825E);
    --dark-gradient: linear-gradient(135deg, #0B1B3D, #050B1B);
    --overlay-gradient: linear-gradient(to right, rgba(7, 17, 38, 0.95), rgba(7, 17, 38, 0.75));

    /* Typography */
    --font-title: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Transitions & Shadows */
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.12), 0 10px 10px -5px rgba(0, 0, 0, 0.06);
    --shadow-gold: 0 8px 24px rgba(197, 168, 128, 0.25);
    
    /* Layout */
    --max-width: 1280px;
    --header-height: 80px;
}

/* 1. Base Reset & Typography */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-body);
    color: var(--text-color);
    background-color: var(--white);
    line-height: 1.7;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-title);
    color: var(--text-dark);
    font-weight: 700;
    line-height: 1.25;
}

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

ul {
    list-style: none;
}

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

/* 2. Utility Classes */
.limit-width {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

.padding-y {
    padding: 7rem 0;
}

.bg-steel {
    background-color: var(--bg-light);
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.centered {
    text-align: center;
}

/* Section Titles */
.section-title-wrapper {
    margin-bottom: 3.5rem;
}

.section-title-wrapper.centered {
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.section-subtitle {
    font-family: var(--font-body);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent-color);
    font-weight: 700;
    display: block;
    margin-bottom: 0.75rem;
}

.section-title {
    font-size: 2.75rem;
    color: var(--primary-color);
    position: relative;
    display: inline-block;
    padding-bottom: 1rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--gold-gradient);
}

.centered .section-title::after {
    left: 50%;
    transform: translateX(-50%);
}

.section-desc {
    font-size: 1.125rem;
    color: var(--text-light);
    margin-top: 1.25rem;
}

/* 3. Buttons & Interactive Elements */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.95rem 2.25rem;
    font-family: var(--font-title);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 4px;
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition-smooth);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-gold {
    background: var(--gold-gradient);
    color: var(--white);
    box-shadow: var(--shadow-gold);
}

.btn-gold:hover {
    background: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(197, 168, 128, 0.4);
}

.btn-outline-white {
    background: transparent;
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.4);
}

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

.btn-block {
    display: flex;
    width: 100%;
}

.btn-block i {
    margin-left: 0.75rem;
    transition: var(--transition-smooth);
}

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

.btn-sm {
    padding: 0.6rem 1.5rem;
    font-size: 0.85rem;
}

/* 4. Header & Navigation */
.navbar-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background-color: transparent;
    z-index: 1000;
    transition: var(--transition-smooth);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.navbar-container.scrolled {
    background-color: var(--primary-color);
    height: 75px;
    box-shadow: var(--shadow-md);
    border-bottom-color: rgba(255, 255, 255, 0.02);
}

.navbar-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

/* Logo Styles */
.logo-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    font-size: 2rem;
    color: var(--accent-color);
    animation: rotateSlowly 20s infinite linear;
}

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

.logo-main {
    font-size: 1.4rem;
    font-weight: 800;
    letter-spacing: 2px;
    color: var(--white);
    font-family: var(--font-title);
    line-height: 1;
}

.logo-sub {
    font-size: 0.75rem;
    letter-spacing: 3px;
    color: var(--accent-color);
    font-weight: 500;
}

/* Navigation Links */
.nav-menu {
    height: 100%;
}

.nav-list {
    display: flex;
    height: 100%;
    align-items: center;
    gap: 2.25rem;
}

.nav-link {
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    padding: 0.5rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-color);
    transition: var(--transition-smooth);
}

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

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

.btn-header-cta {
    padding: 0.6rem 1.4rem;
    font-size: 0.85rem;
}

/* Mobile Toggle Hamburger */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 1001;
}

.mobile-menu-toggle .bar {
    width: 100%;
    height: 3px;
    background-color: var(--white);
    border-radius: 2px;
    transition: var(--transition-smooth);
}

/* 5. Hero Section */
.hero-section {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    background-image: url('images/hero_industrial_hub.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: var(--white);
}

.hero-bg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--overlay-gradient);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 850px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 50px;
    padding: 0.4rem 1.2rem;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.badge-accent {
    font-weight: 700;
    color: var(--accent-color);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 1px;
}

.badge-text {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.85);
}

.hero-headline {
    font-size: 3.8rem;
    font-weight: 800;
    line-height: 1.15;
    color: var(--white);
    margin-bottom: 1.5rem;
    letter-spacing: -0.5px;
}

.hero-subheadline {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 3rem;
    line-height: 1.6;
    max-width: 650px;
}

.hero-cta {
    display: flex;
    gap: 1.5rem;
}

/* Mouse Scroll Hint */
.hero-scroll-indicator {
    position: absolute;
    bottom: 2.5rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    opacity: 0.8;
    transition: var(--transition-smooth);
}

.hero-scroll-indicator:hover {
    opacity: 1;
}

.scroll-mouse {
    width: 24px;
    height: 40px;
    border: 2px solid var(--white);
    border-radius: 12px;
    position: relative;
}

.scroll-wheel {
    width: 4px;
    height: 8px;
    background-color: var(--accent-color);
    border-radius: 2px;
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollWheelAnimation 1.8s infinite ease-in-out;
}

.scroll-text {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 500;
}

/* 6. Stats Section */
.stats-section {
    background-color: var(--primary-color);
    border-top: 4px solid var(--accent-color);
    position: relative;
    z-index: 10;
    margin-top: 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    padding-top: 3.5rem;
    padding-bottom: 3.5rem;
}

.stat-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    border-right: 1px solid rgba(255, 255, 255, 0.08);
    padding: 0 1rem;
}

.stat-card:last-child {
    border-right: none;
}

.stat-icon {
    font-size: 1.8rem;
    color: var(--accent-color);
    margin-bottom: 0.75rem;
}

.stat-number-wrapper {
    font-family: var(--font-title);
    font-size: 2.75rem;
    font-weight: 700;
    color: var(--white);
    line-height: 1;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: baseline;
    justify-content: center;
}

.stat-plus {
    color: var(--accent-color);
    font-size: 1.75rem;
    margin-left: 0.1rem;
}

.stat-text {
    color: var(--white);
}

.stat-label {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
}

/* Serving Cities Banner */
.serving-cities-banner {
    background-color: var(--primary-light);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding: 1.25rem 0;
    color: var(--white);
    position: relative;
    z-index: 10;
}

.banner-flex {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.banner-title {
    font-family: var(--font-title);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 1px;
    color: var(--accent-color);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.city-tags {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.city-tag {
    font-family: var(--font-title);
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: 2px;
    position: relative;
}

.city-tag:not(:last-child)::after {
    content: '•';
    position: absolute;
    right: -1rem;
    color: rgba(255, 255, 255, 0.3);
}

/* 7. About Section */
.about-visual {
    position: relative;
}

.about-image-wrapper {
    position: relative;
    border-radius: 4px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-main-image {
    width: 100%;
    height: 480px;
    object-fit: cover;
    filter: brightness(0.9);
}

.about-image-wrapper::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 20px;
    right: 20px;
    bottom: 20px;
    border: 2px solid rgba(197, 168, 128, 0.4);
    pointer-events: none;
    z-index: 2;
}

.about-experience-badge {
    position: absolute;
    bottom: 30px;
    right: 30px;
    background: var(--dark-gradient);
    border-left: 5px solid var(--accent-color);
    padding: 1.5rem 2rem;
    color: var(--white);
    z-index: 3;
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
}

.badge-number {
    font-family: var(--font-title);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--accent-color);
    line-height: 1;
}

.badge-label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 0.25rem;
    color: rgba(255, 255, 255, 0.9);
}

.about-paragraph {
    font-size: 1.05rem;
    margin-bottom: 1.5rem;
    color: var(--text-light);
}

.about-paragraph.highlight-text {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary-color);
}

.about-highlights-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-top: 2.5rem;
    border-top: 1px solid var(--border-color);
    padding-top: 2.5rem;
}

.highlight-item {
    display: flex;
    gap: 1.25rem;
}

.highlight-icon {
    width: 50px;
    height: 50px;
    background-color: var(--accent-light);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-color);
    font-size: 1.4rem;
    flex-shrink: 0;
}

.highlight-title {
    font-size: 1.1rem;
    color: var(--text-dark);
    margin-bottom: 0.35rem;
}

.highlight-desc {
    font-size: 0.85rem;
    color: var(--text-light);
    line-height: 1.5;
}

/* 8. Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
}

.services-grid .service-card:nth-child(4),
.services-grid .service-card:nth-child(5) {
    grid-column: span 1.5;
    max-width: 500px;
}

.services-grid .service-card:nth-child(4) {
    justify-self: end;
}

.services-grid .service-card:nth-child(5) {
    justify-self: start;
}

.service-card {
    background-color: var(--bg-card);
    border-radius: 4px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
    border-bottom: 3px solid transparent;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-bottom-color: var(--accent-color);
}

.service-image-container {
    position: relative;
    height: 230px;
    overflow: hidden;
}

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

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

.service-icon-floating {
    position: absolute;
    bottom: -25px;
    right: 25px;
    width: 55px;
    height: 55px;
    background: var(--gold-gradient);
    border-radius: 50%;
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    box-shadow: var(--shadow-md);
    z-index: 5;
    border: 3px solid var(--white);
}

.service-body {
    padding: 2.25rem;
    padding-top: 2.5rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.service-card-title {
    font-size: 1.35rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.service-card-text {
    font-size: 0.95rem;
    color: var(--text-light);
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.service-bullets {
    border-top: 1px solid var(--border-color);
    padding-top: 1.25rem;
}

.service-bullets li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-color);
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.service-bullets li:last-child {
    margin-bottom: 0;
}

.service-bullets li i {
    color: var(--accent-color);
}

/* 9. Why Choose Us Section */
.why-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.why-card {
    background-color: var(--white);
    padding: 2.25rem 2rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    transition: var(--transition-smooth);
}

.why-card:hover {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.why-icon-box {
    width: 60px;
    height: 60px;
    background-color: var(--bg-light);
    border-radius: 4px;
    color: var(--primary-color);
    font-size: 1.6rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    transition: var(--transition-smooth);
}

.why-card:hover .why-icon-box {
    background-color: rgba(255, 255, 255, 0.08);
    color: var(--accent-color);
}

.why-card-title {
    font-size: 1.15rem;
    margin-bottom: 0.85rem;
    transition: var(--transition-smooth);
}

.why-card:hover .why-card-title {
    color: var(--white);
}

.why-card-text {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.6;
    transition: var(--transition-smooth);
}

.why-card:hover .why-card-text {
    color: rgba(255, 255, 255, 0.7);
}

/* 10. Industries Section */
.industries-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.industry-card {
    background-color: var(--white);
    border-radius: 4px;
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
    border-top: 3px solid transparent;
}

.industry-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-top-color: var(--accent-color);
}

.industry-icon {
    font-size: 2.2rem;
    color: var(--accent-color);
    margin-bottom: 1.25rem;
    transition: var(--transition-smooth);
}

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

.industry-title {
    font-size: 1.1rem;
    color: var(--primary-color);
}

/* 11. Process Section */
.process-flow {
    display: flex;
    justify-content: space-between;
    position: relative;
    margin-top: 3.5rem;
}

.process-flow::before {
    content: '';
    position: absolute;
    top: 40px;
    left: 10%;
    width: 80%;
    height: 2px;
    background-color: var(--border-color);
    z-index: 1;
}

.process-step {
    flex: 1;
    text-align: center;
    position: relative;
    z-index: 2;
    padding: 0 1rem;
}

.step-number {
    width: 80px;
    height: 80px;
    background-color: var(--white);
    border: 3px solid var(--border-color);
    border-radius: 50%;
    font-family: var(--font-title);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.75rem;
    transition: var(--transition-smooth);
    position: relative;
}

.process-step:hover .step-number {
    border-color: var(--accent-color);
    background-color: var(--accent-color);
    color: var(--white);
    box-shadow: var(--shadow-gold);
}

.step-title {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-bottom: 0.75rem;
}

.step-desc {
    font-size: 0.85rem;
    color: var(--text-light);
    line-height: 1.6;
}

/* 12. Testimonials Slider */
.testimonials-slider-container {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    padding: 2rem 0;
}

.testimonials-wrapper {
    position: relative;
    min-height: 300px;
    overflow: hidden;
}

.testimonial-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    opacity: 0;
    transform: translateX(100px);
    transition: opacity 0.5s ease, transform 0.5s ease;
    pointer-events: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.testimonial-slide.active {
    opacity: 1;
    transform: translateX(0);
    position: relative;
    pointer-events: auto;
}

.testimonial-slide.exit {
    opacity: 0;
    transform: translateX(-100px);
    position: absolute;
}

.testimonial-rating {
    display: flex;
    gap: 0.25rem;
    color: var(--accent-color);
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
}

.testimonial-quote {
    font-family: var(--font-title);
    font-size: 1.6rem;
    font-style: italic;
    font-weight: 500;
    color: var(--primary-color);
    line-height: 1.5;
    margin-bottom: 2rem;
    position: relative;
}

.testimonial-quote::before,
.testimonial-quote::after {
    font-family: serif;
    font-size: 4rem;
    line-height: 0.1;
    color: rgba(197, 168, 128, 0.3);
    position: absolute;
}

.testimonial-quote::before {
    content: '“';
    left: -2rem;
    top: 1rem;
}

.testimonial-quote::after {
    content: '”';
    right: -2rem;
    bottom: -1rem;
}

.testimonial-author {
    display: flex;
    flex-direction: column;
}

.author-name {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-dark);
}

.author-role {
    font-size: 0.85rem;
    color: var(--accent-color);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 0.25rem;
}

/* Testimonial Controls */
.slider-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    margin-top: 3.5rem;
}

.slider-btn {
    width: 45px;
    height: 45px;
    border: 2px solid var(--border-color);
    background-color: var(--white);
    color: var(--primary-color);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
}

.slider-btn:hover {
    border-color: var(--accent-color);
    background-color: var(--accent-color);
    color: var(--white);
}

.slider-dots {
    display: flex;
    gap: 0.75rem;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--border-color);
    cursor: pointer;
    transition: var(--transition-smooth);
}

.dot.active {
    background-color: var(--accent-color);
    width: 25px;
    border-radius: 5px;
}

/* 13. Gallery Section */
.gallery-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3.5rem;
}

.filter-btn {
    background-color: var(--bg-light);
    border: 1px solid var(--border-color);
    padding: 0.65rem 1.6rem;
    font-family: var(--font-title);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-color);
    cursor: pointer;
    border-radius: 4px;
    transition: var(--transition-smooth);
}

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

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.gallery-item {
    border-radius: 4px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    aspect-ratio: 4/3;
    display: block;
    transition: var(--transition-slow);
}

.gallery-item.hidden {
    display: none;
}

.gallery-card {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

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

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(7, 17, 38, 0.85);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: var(--transition-smooth);
    padding: 2rem;
    text-align: center;
}

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

.gallery-card:hover .gallery-overlay {
    opacity: 1;
}

.gallery-category {
    font-size: 0.8rem;
    color: var(--accent-color);
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 2px;
    margin-bottom: 0.5rem;
    transform: translateY(15px);
    transition: var(--transition-smooth);
}

.gallery-title {
    font-size: 1.3rem;
    color: var(--white);
    margin-bottom: 1.5rem;
    transform: translateY(15px);
    transition: var(--transition-smooth) 0.05s;
}

.zoom-btn {
    width: 45px;
    height: 45px;
    background-color: var(--accent-color);
    border: none;
    border-radius: 50%;
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    cursor: pointer;
    transform: translateY(15px);
    transition: var(--transition-smooth) 0.1s;
}

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

.gallery-card:hover .gallery-category,
.gallery-card:hover .gallery-title,
.gallery-card:hover .zoom-btn {
    transform: translateY(0);
}

/* 14. Lightbox Modal */
.lightbox-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(7, 17, 38, 0.95);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-smooth);
}

.lightbox-modal.active {
    opacity: 1;
    pointer-events: auto;
}

.lightbox-close {
    position: absolute;
    top: 2rem;
    right: 2.5rem;
    background: transparent;
    border: none;
    color: var(--white);
    font-size: 3.5rem;
    cursor: pointer;
    opacity: 0.8;
    transition: var(--transition-smooth);
}

.lightbox-close:hover {
    opacity: 1;
    color: var(--accent-color);
}

.lightbox-prev,
.lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    color: var(--white);
    font-size: 2.5rem;
    cursor: pointer;
    opacity: 0.5;
    transition: var(--transition-smooth);
    padding: 1.5rem;
}

.lightbox-prev:hover,
.lightbox-next:hover {
    opacity: 1;
    color: var(--accent-color);
}

.lightbox-prev {
    left: 2rem;
}

.lightbox-next {
    right: 2rem;
}

.lightbox-content {
    max-width: 85%;
    max-height: 80%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

#lightbox-image {
    max-width: 100%;
    max-height: 70vh;
    border-radius: 4px;
    box-shadow: var(--shadow-lg);
    border: 3px solid rgba(255,255,255,0.05);
}

.lightbox-caption {
    color: var(--white);
    font-family: var(--font-title);
    font-size: 1.25rem;
    margin-top: 1.5rem;
    text-align: center;
}

/* 15. Contact Section */
.contact-info-panel {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    height: 100%;
}

.contact-info-card {
    background: var(--dark-gradient);
    border-radius: 4px;
    padding: 3rem;
    color: var(--white);
    box-shadow: var(--shadow-lg);
    border-top: 4px solid var(--accent-color);
}

.panel-subtitle {
    font-family: var(--font-body);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent-color);
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.company-brand-title {
    font-size: 2rem;
    color: var(--white);
    margin-bottom: 2.5rem;
}

.info-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.info-item {
    display: flex;
    gap: 1.5rem;
}

.info-icon {
    width: 45px;
    height: 45px;
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-color);
    font-size: 1.3rem;
    flex-shrink: 0;
}

.info-details {
    display: flex;
    flex-direction: column;
}

.info-label {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.5);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.info-value {
    font-size: 1.05rem;
    font-weight: 600;
    margin-top: 0.25rem;
}

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

/* Premium Map Mock */
.mock-map-container {
    height: 250px;
    background: radial-gradient(circle at center, #1e293b 0%, #0f172a 100%);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
}

/* Minimalist Blueprint grid map styling */
.mock-map-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 20px 20px;
}

.map-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 5;
    background-color: rgba(7, 17, 38, 0.4);
}

.map-marker {
    position: relative;
    font-size: 3rem;
    color: var(--accent-color);
    z-index: 10;
}

.marker-pulse {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 50px;
    height: 50px;
    background-color: rgba(197, 168, 128, 0.3);
    border-radius: 50%;
    z-index: -1;
    animation: markerPulseAnimation 2s infinite ease-out;
}

.map-label {
    background-color: var(--primary-color);
    border: 1px solid var(--accent-color);
    border-radius: 4px;
    padding: 0.75rem 1.25rem;
    color: var(--white);
    text-align: center;
    margin-top: 1rem;
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
}

.map-label strong {
    font-family: var(--font-title);
    font-size: 0.95rem;
}

.map-label span {
    font-size: 0.75rem;
    color: var(--accent-color);
    margin-top: 0.15rem;
}

/* Contact Form Styling */
.contact-form-panel {
    background-color: var(--white);
    border-radius: 4px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.form-wrapper {
    padding: 3rem;
}

.custom-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-top: 2rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    position: relative;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.required {
    color: var(--error-color);
}

.form-group input,
.form-group select,
.form-group textarea {
    font-family: var(--font-body);
    font-size: 0.95rem;
    padding: 0.8rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: var(--bg-light);
    color: var(--text-dark);
    outline: none;
    transition: var(--transition-smooth);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--accent-color);
    background-color: var(--white);
    box-shadow: 0 0 0 3px rgba(197, 168, 128, 0.15);
}

.form-group.invalid input,
.form-group.invalid select,
.form-group.invalid textarea {
    border-color: var(--error-color);
    background-color: rgba(239, 68, 68, 0.02);
}

.error-msg {
    font-size: 0.75rem;
    color: var(--error-color);
    margin-top: 0.35rem;
    display: none;
}

.form-group.invalid .error-msg {
    display: block;
}

/* Success Overlay Alert */
.form-success-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--white);
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-smooth);
}

.form-success-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.success-content {
    text-align: center;
    max-width: 450px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.success-icon {
    font-size: 4rem;
    color: var(--success-color);
    margin-bottom: 1.5rem;
    animation: scaleCheckmark 0.5s ease-out;
}

.success-content h3 {
    font-size: 1.75rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.success-content p {
    font-size: 0.95rem;
    color: var(--text-light);
    margin-bottom: 2rem;
}

/* 16. Footer */
.footer-container {
    background-color: var(--primary-dark);
    color: rgba(255, 255, 255, 0.6);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-top {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 4rem;
    padding-top: 6rem;
    padding-bottom: 4rem;
}

.footer-brand-column {
    display: flex;
    flex-direction: column;
}

.footer-logo {
    margin-bottom: 1.5rem;
}

.footer-description {
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 2rem;
    max-width: 320px;
}

.footer-gst-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background-color: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 4px;
    padding: 0.6rem 1.2rem;
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.85rem;
    align-self: flex-start;
}

.footer-gst-badge i {
    color: var(--accent-color);
}

.footer-title {
    font-size: 1.2rem;
    color: var(--white);
    margin-bottom: 2rem;
    position: relative;
    padding-bottom: 0.75rem;
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 35px;
    height: 2px;
    background-color: var(--accent-color);
}

.footer-links li {
    margin-bottom: 0.85rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.95rem;
}

.footer-links a:hover {
    color: var(--white);
    padding-left: 5px;
}

.footer-info-text {
    font-size: 0.95rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.footer-info-text i {
    color: var(--accent-color);
    font-size: 1.1rem;
    margin-top: 0.25rem;
}

.social-links-row {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.social-circle-link {
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 0.95rem;
}

.social-circle-link:hover {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
    color: var(--white);
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 2.25rem 0;
}

.footer-bottom-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.copyright-text {
    font-size: 0.85rem;
}

.footer-legal-links {
    display: flex;
    gap: 1.5rem;
    font-size: 0.85rem;
}

.footer-legal-links a:hover {
    color: var(--white);
}

/* 17. Animations (Scroll Reveal & Keyframes) */
.reveal-fade,
.reveal-up,
.reveal-left,
.reveal-right {
    opacity: 0;
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal-up {
    transform: translateY(40px);
}

.reveal-left {
    transform: translateX(-40px);
}

.reveal-right {
    transform: translateX(40px);
}

.reveal-active {
    opacity: 1 !important;
    transform: translate(0, 0) !important;
}

.delay-100 { transition-delay: 0.1s; }
.delay-200 { transition-delay: 0.2s; }
.delay-300 { transition-delay: 0.3s; }
.delay-400 { transition-delay: 0.4s; }

/* Custom Keyframe Animations */
@keyframes scrollWheelAnimation {
    0% { opacity: 0; transform: translate(-50%, 0); }
    30% { opacity: 1; }
    100% { opacity: 0; transform: translate(-50%, 15px); }
}

@keyframes markerPulseAnimation {
    0% { transform: translate(-50%, -50%) scale(0.6); opacity: 1; }
    100% { transform: translate(-50%, -50%) scale(1.6); opacity: 0; }
}

@keyframes scaleCheckmark {
    0% { transform: scale(0.5); opacity: 0; }
    100% { transform: scale(1); opacity: 1; }
}

@keyframes rotateSlowly {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* 18. Media Queries (Mobile & Tablet Responsiveness) */
@media (max-width: 1200px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }
    .services-grid .service-card:nth-child(4),
    .services-grid .service-card:nth-child(5) {
        grid-column: span 1;
        max-width: 100%;
    }
    .services-grid .service-card:nth-child(4) {
        justify-self: stretch;
    }
    .services-grid .service-card:nth-child(5) {
        justify-self: stretch;
    }
    .why-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .industries-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .footer-top {
        grid-template-columns: repeat(2, 1fr);
        gap: 3rem;
    }
}

@media (max-width: 991px) {
    .grid-2 {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    .hero-headline {
        font-size: 3rem;
    }
    .stats-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 2rem;
    }
    .stat-card {
        border-right: none;
        border-bottom: 1px solid rgba(255,255,255,0.08);
        padding-bottom: 1.5rem;
    }
    .stat-card:nth-child(3),
    .stat-card:nth-child(4),
    .stat-card:nth-child(5) {
        border-bottom: none;
        padding-top: 1.5rem;
    }
    .stat-card:nth-child(3) {
        border-bottom: none;
    }
    
    /* Responsive Navigation */
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: var(--header-height);
        left: -100%;
        width: 100%;
        height: calc(100vh - var(--header-height));
        background-color: var(--primary-color);
        transition: var(--transition-smooth);
        padding: 3rem 2rem;
        box-shadow: var(--shadow-lg);
        z-index: 999;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-list {
        flex-direction: column;
        align-items: flex-start;
        gap: 2rem;
        height: auto;
    }
    
    .nav-link {
        font-size: 1.2rem;
        color: rgba(255, 255, 255, 0.9);
    }
    
    .nav-cta-wrapper {
        display: none; /* In mobile menu, we can let user click contact link */
    }

    .about-main-image {
        height: 380px;
    }
    .process-flow {
        flex-direction: column;
        gap: 2.5rem;
    }
    .process-flow::before {
        display: none;
    }
    .process-step {
        text-align: left;
        display: flex;
        align-items: flex-start;
        gap: 1.5rem;
        padding: 0;
    }
    .step-number {
        margin-bottom: 0;
        flex-shrink: 0;
    }
    .step-content {
        padding-top: 0.5rem;
    }
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .padding-y {
        padding: 4.5rem 0;
    }
    .hero-headline {
        font-size: 2.3rem;
    }
    .hero-subheadline {
        font-size: 1rem;
        margin-bottom: 2.5rem;
    }
    .hero-cta {
        flex-direction: column;
        gap: 1rem;
    }
    .btn {
        width: 100%;
    }
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        padding: 2.5rem 0;
    }
    .stat-card {
        padding-top: 1rem !important;
        padding-bottom: 1rem !important;
        border-bottom: 1px solid rgba(255,255,255,0.08) !important;
    }
    .stat-card:nth-child(5) {
        border-bottom: none !important;
        grid-column: span 2;
    }
    .stat-card:nth-child(4) {
        border-bottom: none !important;
    }
    .services-grid {
        grid-template-columns: 1fr;
    }
    .why-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .industries-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .gallery-filters {
        flex-wrap: wrap;
        gap: 0.5rem;
    }
    .filter-btn {
        padding: 0.5rem 1rem;
        font-size: 0.8rem;
        flex-grow: 1;
        text-align: center;
    }
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    .form-row {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    .form-wrapper {
        padding: 2rem;
    }
    .contact-info-card {
        padding: 2rem;
    }
    .footer-top {
        grid-template-columns: 1fr;
        gap: 2.5rem;
        padding-top: 4rem;
    }
    .footer-bottom-wrapper {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    .lightbox-close {
        top: 1rem;
        right: 1.5rem;
        font-size: 2.5rem;
    }
    .lightbox-prev, .lightbox-next {
        padding: 0.75rem;
        font-size: 1.75rem;
    }
}

@media (max-width: 480px) {
    .why-grid {
        grid-template-columns: 1fr;
    }
    .industries-grid {
        grid-template-columns: 1fr;
    }
    .stats-grid {
        grid-template-columns: 1fr;
    }
    .stat-card {
        grid-column: span 1 !important;
    }
    .stat-card:nth-child(4) {
        border-bottom: 1px solid rgba(255,255,255,0.08) !important;
    }
    .stat-card:last-child {
        border-bottom: none !important;
    }
}

/* Hamburger Toggle X Animation */
.mobile-menu-toggle.active .bar:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}

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

.mobile-menu-toggle.active .bar:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}