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

:root {
    --primary-orange: #FF9933;
    --primary-orange-rgb: 255, 153, 51;
    --primary-white: #FFFFFF;
    --light-gray: #F5F7FA;
    --neutral-gray: #E0E0E0;
    --timeline-trunk: #d8dee4;
    --preloader-gear-gray: #EEEEEE;
    --dark-gray: #555555;
    --near-black: #1A1A1A;
    --font-primary: 'Inter', sans-serif;
    --header-height: 80px;
    --transition-speed: 0.5s;
    --easing: cubic-bezier(0.645, 0.045, 0.355, 1);
    --navbar-speed: 1.2s;
    --page-transition-speed: 500ms;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    scrollbar-width: none;
    overflow-x: hidden;
}

body {
    font-family: var(--font-primary);
    background-color: var(--primary-white);
    color: var(--dark-gray);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    -ms-overflow-style: none;
}

body::-webkit-scrollbar {
    display: none;
}

body.mobile-nav-open {
    overflow: hidden;
}

/* --- Layout & Helpers --- */
.container {
    width: 90%;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 15px;
    padding-right: 15px;
}

.content-block {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s var(--easing), transform 0.8s var(--easing);
}

.content-block.visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- Typography --- */
h1, h2, h3 {
    color: var(--near-black);
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 0.75em;
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
}

h3 {
    font-size: clamp(1.25rem, 2.5vw, 1.75rem);
    font-weight: 600;
}

p {
    margin-bottom: 1em;
}

a {
    color: var(--primary-orange);
    text-decoration: none;
    transition: color var(--transition-speed) ease;
}

a:hover {
    color: #e67300;
}

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

/* --- Section General Styles --- */
section:not(.hero-section):not(.sectors-hero-section) {
    padding: 80px 0;
    overflow: hidden;
}

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

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.orange-accent {
    color: var(--primary-orange);
}

/* --- Call To Action Buttons --- */
.cta-button {
    display: inline-block;
    padding: 12px 30px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-radius: 12px;
    transition: all var(--transition-speed) var(--easing);
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-top: 30px;
}

.cta-primary {
    background-color: var(--primary-orange);
    color: var(--primary-white);
    border: 2px solid var(--primary-orange);
}

.cta-primary:hover {
    background-color: var(--dark-gray);
    border-color: var(--dark-gray);
    color: var(--primary-white);
    transform: translateY(-3px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.cta-secondary {
    background-color: transparent;
    color: var(--dark-gray);
    border: 2px solid var(--neutral-gray);
}

.cta-secondary:hover {
    background-color: var(--dark-gray);
    border-color: var(--dark-gray);
    color: var(--primary-white);
    transform: translateY(-3px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

/* --- Header --- */
.site-header {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%) translateY(0);
    width: 95%;
    max-width: 1200px;
    height: 72px;
    z-index: 1000;
    background-color: var(--primary-white);
    border-radius: 24px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.09);
    transition: all var(--navbar-speed) var(--easing);
    display: flex;
    align-items: center;
}

.site-header.header-initial-hidden,
.site-header.header-hidden {
    transform: translateX(-50%) translateY(-150%);
}

.site-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: 0 20px;
}

.logo a {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 50px;
    width: auto;
}

/* --- Navigation --- */
.desktop-nav-links {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-grow: 1;
}

.main-nav {
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.main-nav ul {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 10px;
}

.main-nav li {
    margin: 0;
}

.main-nav li:not(.mobile-cta) {
    margin: 0 15px;
}

.main-nav a {
    color: var(--dark-gray);
    font-weight: 600;
    position: relative;
    padding-bottom: 5px;
    transition: color var(--transition-speed) ease;
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background-color: var(--primary-orange);
    transition: all var(--transition-speed) var(--easing);
    transform: translateX(-50%);
}

.main-nav a:hover {
    color: var(--near-black);
}

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

.main-nav a.active {
    color: var(--primary-orange);
    font-weight: 700;
}

.main-nav a.active::after {
    width: 100%;
}

.cta-nav {
    background-color: var(--primary-orange);
    color: var(--primary-white);
    padding: 10px 22px;
    font-size: 0.9rem;
    border-radius: 10px;
    white-space: nowrap;
    transition: all var(--transition-speed) var(--easing);
}

.cta-nav:hover {
    background-color: var(--dark-gray);
    color: var(--primary-white);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

/* --- Mobile Navigation --- */
.hamburger-menu {
    display: none;
    width: 32px;
    height: 24px;
    background: transparent;
    border: none;
    cursor: pointer;
    position: relative;
    z-index: 1200;
}

.hamburger-menu span {
    display: block;
    width: 100%;
    height: 3px;
    background-color: var(--near-black);
    border-radius: 3px;
    position: absolute;
    left: 0;
    transition: all 0.3s ease-in-out;
}

.hamburger-menu span:nth-child(1) {
    top: 0;
}

.hamburger-menu span:nth-child(2) {
    top: 50%;
    transform: translateY(-50%);
}

.hamburger-menu span:nth-child(3) {
    bottom: 0;
}

.hamburger-menu.is-open span {
    background-color: var(--primary-white);
}

.hamburger-menu.is-open span:nth-child(1) {
    top: 50%;
    transform: translateY(-50%) rotate(45deg);
}

.hamburger-menu.is-open span:nth-child(2) {
    opacity: 0;
}

.hamburger-menu.is-open span:nth-child(3) {
    top: 50%;
    transform: translateY(-50%) rotate(-45deg);
}

.mobile-nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(26, 26, 26, 0.7);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    z-index: 1100;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s var(--easing), visibility 0s 0.4s;
}

.mobile-nav-overlay.is-open {
    opacity: 1;
    visibility: visible;
    transition: opacity 0.4s var(--easing), visibility 0s;
}

.mobile-nav-dialog {
    background-color: var(--primary-white);
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    padding: 60px 40px 40px;
    width: 100%;
    max-width: 400px;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    transform: scale(0.95) translateY(10px);
    transition: transform 0.4s var(--easing);
}

.mobile-nav-overlay.is-open .mobile-nav-dialog {
    transform: scale(1) translateY(0);
}

.modal-close-btn {
    position: absolute;
    top: 15px;
    right: 15px;
    background: transparent;
    border: none;
    color: var(--dark-gray);
    cursor: pointer;
    padding: 10px;
    line-height: 0;
    transition: color 0.3s ease;
}

.modal-close-btn:hover {
    color: var(--primary-orange);
}

.modal-close-btn svg {
    width: 40px;
    height: 40px;
}

.mobile-main-nav ul {
    list-style: none;
    padding: 0;
    text-align: center;
}

.mobile-main-nav li {
    margin-bottom: 20px;
}

.mobile-main-nav a {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--near-black);
    padding: 10px;
    display: block;
}

.mobile-main-nav a.active {
    color: var(--primary-orange);
}

.mobile-cta {
    margin-top: 30px;
    font-size: 1rem;
    padding: 15px 40px;
}

/* --- Homepage Hero Section --- */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    background-color: var(--primary-white);
    padding-top: var(--header-height);
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    opacity: 0;
    transform: translateY(70px) translateZ(0);
    will-change: transform, opacity;
}

.hero-content h1 {
    font-size: clamp(2.5rem, 5.5vw, 4.5rem);
    font-weight: 900;
    text-transform: uppercase;
    margin: 0;
    line-height: 1.1;
    color: var(--near-black);
}

.hero-tagline {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--dark-gray);
    max-width: 600px;
    margin: 15px auto 0 auto;
    font-weight: 400;
    line-height: 1.6;
}

.scroll-down-arrow {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 100;
    width: 44px;
    height: 44px;
    border: 2px solid var(--neutral-gray);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--dark-gray);
    cursor: pointer;
    opacity: 0;
    transition: all var(--transition-speed) ease;
}

.scroll-down-arrow:hover {
    background-color: var(--dark-gray);
    border-color: var(--dark-gray);
    color: var(--primary-white);
    animation-play-state: paused;
}

.scroll-down-arrow.floating {
    animation: bob-down 2.5s ease-in-out infinite;
}

@keyframes bob-down {
    0%, 100% {
        transform: translateY(0) translateX(-50%);
    }
    50% {
        transform: translateY(10px) translateX(-50%);
    }
}

/* --- Inner Page Banners (e.g., sectors-hero-section) --- */
.sectors-hero-section {
    padding-top: 160px;
    padding-bottom: 80px;
    background-color: var(--light-gray);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-banner-content h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
}

.page-banner-content p {
    font-size: clamp(1rem, 2vw, 1.2rem);
    max-width: 700px;
    margin: 15px auto 0 auto;
    color: var(--dark-gray);
}

.page-banner-content.content-block {
    transform: translateY(0);
}

/* --- Universal Blueprint & Grid Animation Styles --- */
.blueprint-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    pointer-events: none;
}

.blueprint-container svg {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

body.animation-started .blueprint-container {
    opacity: 1;
}

.hero-section > .blueprint-container {
    z-index: 1;
}

.sectors-hero-section .blueprint-container {
    z-index: 0;
}

.sectors-hero-section #grid-lines-svg path {
    stroke: #D1D5DB;
}

#drawing-elements {
    visibility: hidden;
}

body.page-home #drawing-elements {
    visibility: visible;
}

/* --- Excellence & Stats Sections --- */
.excellence-section {
    text-align: center;
    padding: 80px 0;
    background-color: var(--light-gray);
}

.excellence-text {
    max-width: 800px;
    margin: 0 auto;
    font-size: 1.1rem;
    line-height: 1.8;
}

.stats-section {
    padding: 0px 0 0px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    text-align: center;
}

.stat-item {
    padding: 20px;
}

.stat-number {
    display: block;
    font-size: clamp(3rem, 7vw, 5rem);
    font-weight: 900;
    color: var(--near-black);
    line-height: 1.1;
}

.stat-label {
    font-size: 1rem;
    color: var(--dark-gray);
    margin-top: 10px;
}

/* --- Why Choose Us Section --- */
.wcu-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    margin-top: 40px;
}

.wcu-card {
    background-color: var(--primary-white);
    padding: 35px 30px;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.07);
    text-align: center;
    position: relative;
    overflow: hidden;
    border: 1px solid var(--neutral-gray);
    transition: all var(--transition-speed) var(--easing);
}

.wcu-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 18px 40px rgba(var(--primary-orange-rgb), 0.15);
    border-color: var(--primary-orange);
}

.wcu-icon {
    margin-bottom: 25px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.wcu-icon svg {
    width: 56px;
    height: 56px;
    color: var(--primary-orange);
    transition: transform var(--transition-speed) var(--easing);
}

.wcu-card h3 {
    font-size: clamp(1.3rem, 2.2vw, 1.6rem);
    margin-bottom: 15px;
}

.wcu-card p {
    font-size: 0.95rem;
    line-height: 1.6;
}

@keyframes blink {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.3;
    }
}

.wcu-card:hover .tech-dot {
    animation: blink 1.2s infinite;
}

.wcu-card:hover .tech-dot-1 {
    animation-delay: 0s;
}

.wcu-card:hover .tech-dot-2 {
    animation-delay: 0.2s;
}

.wcu-card:hover .tech-dot-3 {
    animation-delay: 0.4s;
}

.wcu-card:hover .tech-dot-4 {
    animation-delay: 0.6s;
}

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

.wcu-card:hover .clock-hands {
    transform-origin: center;
    animation: spin 4s linear infinite;
}

.safety-check, .delivery-check {
    stroke-dasharray: 50;
    stroke-dashoffset: 50;
    transition: stroke-dashoffset 0.6s var(--easing);
}

.wcu-card:hover .safety-check, .wcu-card:hover .delivery-check {
    stroke-dashoffset: 0;
}

@keyframes bob {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-4px);
    }
}

.wcu-card:hover .icon-clients-person {
    animation: bob 1.8s ease-in-out infinite;
}

@keyframes tilt {
    0%, 100% {
        transform: rotate(0deg);
    }
    25% {
        transform: rotate(-8deg);
    }
    75% {
        transform: rotate(5deg);
    }
}

.wcu-card:hover .hard-hat-main {
    transform-origin: center 80%;
    animation: tilt 2s ease-in-out infinite;
}

@keyframes float-up-down {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-6px);
    }
}

.wcu-card:hover .rupee-symbol {
    animation: float-up-down 2.2s ease-in-out infinite;
}

@keyframes sparkle {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        opacity: 0;
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.08);
    }
}

.wcu-card:hover .quality-star {
    transform-origin: center;
    animation: pulse 2s ease-in-out infinite;
}

.wcu-card:hover .quality-sparkle {
    transform-origin: center;
    animation: sparkle 1.5s linear infinite;
}

.wcu-card:hover .quality-sparkle-1 {
    animation-delay: 0s;
}

.wcu-card:hover .quality-sparkle-2 {
    animation-delay: 0.3s;
}

.wcu-card:hover .quality-sparkle-3 {
    animation-delay: 0.6s;
}

/* --- Testimonial Section --- */
.testimonial-section {
    position: relative;
    text-align: center;
}

.testimonial-slider-container {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
    padding: 20px 0;
}

.testimonial-slider-wrapper {
    display: flex;
    transition: transform 0.5s var(--easing);
}

.testimonial-slide {
    flex: 0 0 100%;
    box-sizing: border-box;
    padding: 20px 60px;
}

.testimonial-quote {
    font-size: clamp(1.2rem, 3vw, 1.5rem);
    font-weight: 400;
    line-height: 1.6;
    color: var(--near-black);
    margin-bottom: 30px;
    position: relative;
    padding-left: 30px;
}

.testimonial-quote::before {
    content: '“';
    font-family: Georgia, serif;
    font-size: 4rem;
    color: var(--near-black);
    position: absolute;
    top: -10px;
    left: 0;
    opacity: 0.5;
    line-height: 1;
}

.testimonial-author {
    font-weight: 700;
    color: var(--near-black);
    margin-bottom: 0;
}

.testimonial-title {
    font-size: 0.9rem;
    color: var(--dark-gray);
    margin-top: 0;
}

.testimonial-dots {
    margin-top: 30px;
    display: flex;
    justify-content: center;
    gap: 12px;
}

.testimonial-dots .dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--neutral-gray);
    border: none;
    cursor: pointer;
    transition: background-color var(--transition-speed) ease;
}

.testimonial-dots .dot.active {
    background-color: var(--primary-orange);
}

.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 2;
    background: rgba(0, 0, 0, 0.05);
    border: none;
    border-radius: 50%;
    width: 44px;
    height: 44px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--dark-gray);
    transition: background-color 0.3s ease;
}

.slider-arrow:hover {
    background: rgba(0, 0, 0, 0.1);
}

.arrow-left {
    left: 10px;
}

.arrow-right {
    right: 10px;
}

/* --- Our Story / Timeline Styles --- */
.our-story-section {
    padding: 80px 0;
}

.timeline-container {
    position: relative;
    max-width: 1000px;
    margin: 40px auto;
}

.timeline-trunk {
    position: absolute;
    width: 3px;
    background-color: var(--timeline-trunk);
    top: 30px;
    bottom: 120px;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 2px;
    z-index: 1;
}

.timeline-item {
    position: relative;
    z-index: 2;
    padding: 10px 40px;
    width: 50%;
    margin: 30px 0;
}

.timeline-item::before {
    content: '';
    position: absolute;
    height: 3px;
    background-color: var(--timeline-trunk);
    top: 36px;
    width: 25px;
    z-index: 1;
    transition: background-color 0.3s ease;
}

.timeline-item::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    background-color: var(--primary-white);
    border: 3px solid var(--primary-orange);
    top: 28px;
    border-radius: 50%;
    transition: transform 0.3s ease;
}

.timeline-item:nth-child(odd) {
    left: 0;
    text-align: right;
}

.timeline-item:nth-child(odd)::before {
    right: 27px;
}

.timeline-item:nth-child(odd)::after {
    right: -10px;
}

.timeline-item:nth-child(odd) .timeline-content {
    padding-right: 20px;
}

.timeline-item:nth-child(even) {
    left: 50%;
    text-align: left;
}

.timeline-item:nth-child(even)::before {
    left: 27px;
}

.timeline-item:nth-child(even)::after {
    left: -10px;
}

.timeline-item:nth-child(even) .timeline-content {
    padding-left: 20px;
}

.timeline-content {
    padding: 0;
    background-color: transparent;
    position: relative;
}

.timeline-item:hover::before {
    background-color: var(--primary-orange);
}

.timeline-item:hover::after {
    transform: scale(1.15);
}

.timeline-item:hover .timeline-title {
    color: var(--primary-orange);
}

.timeline-date {
    font-weight: 600;
    color: var(--primary-orange);
    font-size: 0.9rem;
}

.timeline-title {
    margin-top: 8px;
    margin-bottom: 8px;
    font-size: 1.5rem;
    transition: color 0.3s ease;
}

.timeline-content p {
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.6;
}

/* --- Mission & Vision Section --- */
.mv-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.mv-card {
    text-align: center;
    padding: 10px;
    border: 1px solid transparent;
    border-radius: 12px;
    transition: all 0.4s var(--easing);
}

.mv-card:hover {
    transform: translateY(-30px);
}

.mv-icon {
    color: var(--primary-orange);
    margin: 0 auto 20px auto;
}

.mv-icon svg {
    width: 50px;
    height: 50px;
}

.mv-card h3 {
    font-size: 1.8rem;
}

.mv-card p {
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

/* --- Products Page --- */
.bg-dark {
    background-color: #212529;
}

.bg-dark h2 {
    color: var(--primary-white);
}

.bg-dark p {
    color: var(--neutral-gray);
    line-height: 1.7;
}

.products-section {
    padding: 80px 0;
}

.section-intro {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

/* Product Card styles */
.product-card {
    display: block;
    position: relative;
    overflow: hidden;
    border-radius: 16px;
    aspect-ratio: 4 / 5;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: transform 0.4s var(--easing), opacity 0.5s var(--easing);
}

.products-grid .product-card:nth-child(1) {
    transition-delay: 0.1s;
}

.products-grid .product-card:nth-child(2) {
    transition-delay: 0.2s;
}

.products-grid .product-card:nth-child(3) {
    transition-delay: 0.3s;
}

.product-card:hover {
    transform: translateY(-10px);
}

.product-card-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    z-index: 1;
    transition: transform 0.6s var(--easing);
}

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

.product-card-content {
    position: relative;
    z-index: 2;
    height: 100%;
    padding: 30px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.6) 50%, rgba(0, 0, 0, 0.9) 100%);
}

.product-card-text {
    transition: all 0.4s var(--easing);
}

.product-title {
    color: var(--primary-white);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    margin-bottom: 0.2em;
    line-height: 1.1;
}

.product-subtitle {
    color: var(--neutral-gray);
    font-size: 1rem;
    margin: 0;
    transition: color 0.4s ease;
}

.product-card:hover .product-subtitle {
    color: var(--primary-white);
}

.product-card-cta {
    display: inline-block;
    background-color: var(--primary-white);
    color: var(--near-black);
    padding: 10px 24px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    text-align: center;
    align-self: flex-start;
    opacity: 0;
    max-height: 0;
    margin-top: 0;
    overflow: hidden;
    transition: opacity 0.4s ease, max-height 0.4s ease, margin-top 0.4s ease;
}

.product-card:hover .product-card-cta {
    opacity: 1;
    max-height: 50px;
    margin-top: 20px;
}

/* Product Detail Section Styles */
.product-detail-section {
    padding: 100px 0;
    scroll-margin-top: var(--header-height);
}

.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.product-detail-section:nth-child(even) .product-detail-grid {
    grid-template-areas: "text image";
}

.product-detail-section:nth-child(odd) .product-detail-grid {
    grid-template-areas: "image text";
}

.product-detail-image {
    grid-area: image;
}

.product-detail-image img {
    border-radius: 12px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
    width: 100%;
    height: 450px;
    object-fit: cover;
}

.product-detail-text {
    grid-area: text;
}

.product-detail-text h2 {
    margin-bottom: 20px;
}

.product-detail-text p {
    max-width: 500px;
    margin-bottom: 1.5em;
}

.product-detail-text .cta-button {
    margin-top: 20px;
}

/* --- Sectors Page --- */
.sectors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.sector-card {
    display: block;
    position: relative;
    overflow: hidden;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    aspect-ratio: 4 / 3;
    transition: transform 0.5s var(--easing), box-shadow 0.5s var(--easing);
}

.sector-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 20px 45px rgba(0,0,0,0.2);
}

.sector-card-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transition: transform 0.6s var(--easing);
}

.sector-card:hover .sector-card-image {
    transform: scale(1.1);
}

.sector-card-content {
    position: relative;
    z-index: 2;
    height: 100%;
    padding: 30px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0) 20%, rgba(0, 0, 0, 0.75) 100%);
    transition: background 0.5s ease-out;
}

.sector-card:hover .sector-card-content {
    background: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.85) 100%);
}

.sector-card-text {
    transform: translateY(calc(100% - 4.5rem));
    transition: transform 0.5s var(--easing);
}

.sector-card:hover .sector-card-text {
    transform: translateY(0);
}

.sector-card h3 {
    color: var(--primary-white);
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin: 0;
    line-height: 1.1;
}

.sector-card p {
    color: var(--neutral-gray);
    font-size: 0.95rem;
    line-height: 1.5;
    margin: 15px 0 0 0;
    opacity: 0;
    transition: opacity 0.5s 0.1s var(--easing);
}

.sector-card:hover p {
    opacity: 1;
}

.sector-detail-section {
    padding: 100px 0;
    scroll-margin-top: calc(var(--header-height) + 40px);
}

.sector-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.sector-detail-section:nth-of-type(even) .sector-detail-grid {
    grid-template-areas: "text image";
}

.sector-detail-section:nth-of-type(odd) .sector-detail-grid {
    grid-template-areas: "image text";
}

.sector-detail-image {
    grid-area: image;
}

.sector-detail-image img {
    border-radius: 12px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
    width: 100%;
    height: 450px;
    object-fit: cover;
}

.sector-detail-text {
    grid-area: text;
}

.sector-detail-text h2 {
    margin-bottom: 20px;
}

.sector-detail-text p {
    max-width: 500px;
    margin-bottom: 1.5em;
}

.sector-detail-text .cta-button {
    margin-top: 20px;
}

/* --- Contact Page --- */
.contact-section {
    padding: 100px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
    align-items: start;
}

.contact-info h2 {
    margin-bottom: 20px;
}

.contact-info p {
    margin-bottom: 40px;
    max-width: 450px;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 30px;
}

.info-icon {
    flex-shrink: 0;
    color: var(--primary-orange);
    background-color: rgba(var(--primary-orange-rgb), 0.1);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.info-icon svg {
    width: 24px;
    height: 24px;
}

.info-text h3 {
    margin-bottom: 5px;
    font-size: 1.25rem;
}

.info-text p {
    margin: 0;
}

.info-text p a {
    color: inherit;
    text-decoration: none;
    transition: color 0.3s ease;
}

.info-text p a:hover {
    color: var(--primary-orange);
}

.contact-form-wrapper {
    background-color: var(--light-gray);
    padding: 40px 50px;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.08);
}

.page-contact .contact-form-wrapper {
    background-color: transparent;
    box-shadow: none;
    padding: 0;
}

.contact-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
}

.form-group {
    position: relative;
    margin-bottom: 10px;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group input, .form-group textarea {
    width: 100%;
    padding: 20px 0 10px 0;
    border: none;
    border-bottom: 2px solid var(--neutral-gray);
    background-color: transparent;
    font-family: var(--font-primary);
    font-size: 1rem;
    color: var(--near-black);
    transition: border-color 0.3s ease;
    position: relative;
    z-index: 1;
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--primary-orange);
}

.form-group label {
    position: absolute;
    top: 20px;
    left: 0;
    font-weight: 500;
    color: var(--dark-gray);
    transition: all 0.3s ease;
    pointer-events: none;
    z-index: 0;
}

.form-group input:focus + label, .form-group input:not(:placeholder-shown) + label,
.form-group textarea:focus + label, .form-group textarea:not(:placeholder-shown) + label {
    top: 0;
    font-size: 0.8rem;
    color: var(--primary-orange);
}

.form-group input::placeholder, .form-group textarea::placeholder {
    color: transparent;
}

.form-group textarea {
    resize: vertical;
    min-height: 180px;
}

.form-submit-btn {
    grid-column: 1 / -1;
    width: 100%;
    font-size: 1rem;
    padding: 15px 30px;
    margin-top: 15px;
}

.map-section {
    padding: 0;
    line-height: 0;
}

.map-section iframe {
    filter: grayscale(0.8);
}

/* --- Final CTA & Footer --- */
.final-cta-section {
    text-align: center;
    padding: 80px 0;
}

.final-cta-section h2 {
    margin-bottom: 10px;
}

.final-cta-section p {
    max-width: 600px;
    margin: 0 auto 30px auto;
}

.site-footer {
    background-color: var(--near-black);
    color: var(--primary-white);
    padding: 50px 0 30px;
    text-align: center;
}

.footer-logo {
    margin-bottom: 15px;
}

.footer-logo img {
    height: 50px;
    margin: 0 auto;
    filter: brightness(0) invert(1);
    opacity: 0.8;
}

.footer-tagline {
    font-size: 1rem;
    color: var(--primary-white);
    margin-bottom: 25px;
    opacity: 0.8;
}

.footer-nav ul {
    list-style: none;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 30px;
    margin: 0 0 25px 0;
    padding: 0;
}

.footer-nav a {
    color: var(--light-gray);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
    transition: color 0.3s ease;
    position: relative;
    padding-bottom: 5px;
}

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

.footer-nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background-color: var(--primary-orange);
    transition: width 0.3s cubic-bezier(0.645, 0.045, 0.355, 1);
}

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

.footer-nav a.active {
    color: var(--primary-orange); /* Sets the text color to orange for the active link */
}

.footer-nav a.active::after { /* NEW RULE: Ensures the underline is visible for active link */
    width: 100%;
}

.footer-social-links {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 25px;
    margin-bottom: 35px;
}

.footer-social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 0;
    border-radius: 50%; /* Make it circular for shadow */
    transition: all 0.3s ease, box-shadow 0.3s ease; /* Ensure box-shadow transitions */
}

.footer-social-links a svg,
.footer-social-links a img.social-icon {
    width: 24px;
    height: 24px;
    opacity: 0.8;
    transition: all 0.3s ease;
    vertical-align: middle;
}

.footer-social-links a svg {
    fill: var(--primary-white);
}

.footer-social-links a img.social-icon {
    filter: brightness(0) invert(1);
}

.footer-social-links a:hover {
    box-shadow: 0 0 15px rgba(var(--primary-orange-rgb), 0.5); /* Subtle glowing shadow */
}

.footer-social-links a:hover svg,
.footer-social-links a:hover img.social-icon {
    opacity: 1;
    transform: scale(1.1);
}

.footer-social-links a:hover svg {
    fill: var(--primary-orange);
}

.footer-social-links a:hover img.social-icon {
    filter: invert(66%) sepia(50%) saturate(1497%) hue-rotate(349deg) brightness(101%) contrast(101%);
}

/* --- Copyright & Back-to-Top --- */
.footer-copyright {
    font-size: 0.8rem;
    opacity: 0.6;
    margin: 0;
}

.to-top-button {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: var(--primary-orange);
    color: var(--primary-white);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-speed) var(--easing);
    z-index: 900;
}

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

.to-top-button:hover {
    background-color: var(--dark-gray);
    color: var(--primary-white);
    transform: scale(1.1);
}

/* --- Page Transition --- */
main {
    transition: opacity 0.5s var(--easing), transform 0.5s var(--easing);
}

body.content-hidden main {
    opacity: 0;
    transform: translateY(20px);
}

body.page-is-exiting main {
    opacity: 0;
    transform: translateY(20px);
}

/* --- Responsive Styles --- */
@media (max-width: 1200px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
}

@media (min-width: 993px) {
    .wcu-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 30px;
    }
}

@media (max-width: 992px) {
    .desktop-nav-links {
        display: none;
    }
    .hamburger-menu {
        display: block;
    }
    .slider-arrow {
        display: none;
    }
    .testimonial-slide {
        padding: 20px;
    }
    .testimonial-quote::before {
        left: -10px;
    }
    .timeline-trunk {
        left: 20px;
        transform: translateX(0);
    }
    .timeline-item {
        width: 100%;
        padding-left: 60px;
        padding-right: 15px;
    }
    .timeline-item:nth-child(odd), .timeline-item:nth-child(even) {
        left: 0;
        text-align: left;
    }
    .timeline-item:nth-child(odd)::after, .timeline-item:nth-child(even)::after {
        left: 10px;
    }
    .timeline-item:nth-child(odd)::before, .timeline-item:nth-child(even)::before {
        left: 30px;
        width: 15px;
    }
    .timeline-item:nth-child(odd) .timeline-content, .timeline-item:nth-child(even) .timeline-content {
        padding-left: 15px;
        padding-right: 0;
    }
    .product-detail-grid, .sector-detail-grid {
        grid-template-columns: 1fr;
        gap: 40px;
        grid-template-areas: "image" "text" !important;
    }
    .product-detail-text, .sector-detail-text {
        text-align: center;
    }
    .product-detail-text p, .sector-detail-text p {
        margin-left: auto;
        margin-right: auto;
    }
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    .contact-info {
        text-align: center;
    }
    .info-item {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    .contact-info p {
        margin-left: auto;
        margin-right: auto;
    }
}

@media (max-width: 768px) {
    .site-header {
        top: 10px;
        height: 60px;
    }
    .logo-img {
        height: 40px;
    }
    .sectors-hero-section {
        padding-top: 120px;
        padding-bottom: 60px;
    }
    h1 {
        font-size: clamp(2rem, 10vw, 3.5rem);
    }
    h2 {
        font-size: clamp(1.8rem, 8vw, 2.5rem);
    }
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .sector-detail-image img, .product-detail-image img {
        height: 300px;
    }

    #schematic-blueprint #drawing-elements {
        transform: translate(800px, 410px) scale(1.8);
    }

    .sector-card-content {
        background: linear-gradient(180deg, rgba(0, 0, 0, 0) 20%, rgba(0, 0, 0, 0.8) 100%);
    }
    .sector-card-text {
        transform: none;
        transition: none;
    }
    .sector-card p {
        opacity: 1;
        transition: none;
    }
    .sector-card:hover .sector-card-text {
        transform: none;
    }

    .product-card-content {
        justify-content: space-between;
        padding: 25px;
    }
    .product-subtitle {
        font-size: 0.9rem;
    }
    .product-card-cta {
        opacity: 1;
        max-height: 50px;
        margin-top: 0;
        align-self: flex-end;
    }
    .product-card:hover .product-card-cta {
        opacity: 1;
        max-height: 50px;
        margin-top: 0;
    }

    .sector-card-content {
        position: relative;
        padding-bottom: 45px;
    }
    .sector-card-content::after {
        content: '';
        position: absolute;
        bottom: 15px;
        left: 50%;
        transform: translateX(-50%);
        width: 27px;
        height: 27px;
        opacity: 1;
        background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23FFFFFF'%3E%3Cpath d='M11.9997 13.1714L16.9495 8.22168L18.3637 9.63589L11.9997 15.9999L5.63574 9.63589L7.04996 8.22168L11.9997 13.1714Z'%3E%3C/path%3E%3C/svg%3E");
        background-size: contain;
        background-repeat: no-repeat;
        animation: bob-down-subtle 2.5s ease-in-out infinite;
    }
}

@keyframes bob-down-subtle {
    0%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    50% {
        transform: translateX(-50%) translateY(4px);
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: repeat(1, 1fr);
    }
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    .products-grid {
        grid-template-columns: 1fr;
    }
    .sectors-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .contact-form {
        grid-template-columns: 1fr;
    }
    .sector-card-content {
        padding: 20px;
    }
}

@media (min-width: 992px) {
    .contact-form-wrapper {
        margin-top: 20px;
    }
}

body.page-is-exiting .site-footer .content-block {
    opacity: 0;
    transform: translateY(20px);
}