/* style.css - R2N Construction | Modern Green, White, Silver Theme with advanced animations */

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

:root {
    --primary-green: #0b5e3c;
    --green-light: #1e9b5a;
    --green-glow: #2bcf7a;
    --silver-light: #eef2f5;
    --silver-dark: #b0b8c5;
    --silver-metal: #ced4da;
    --pure-white: #ffffff;
    --dark-text: #1e2a32;
    --gray-bg: #f9fbfd;
    --shadow-sm: 0 20px 35px -10px rgba(0,0,0,0.08);
    --shadow-hover: 0 30px 40px -15px rgba(0,0,0,0.15);
    --transition: all 0.4s cubic-bezier(0.2, 0.9, 0.4, 1.1);
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: 'Inter', 'Poppins', sans-serif;
    background-color: var(--pure-white);
    color: var(--dark-text);
    line-height: 1.5;
    overflow-x: hidden;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 30px;
}

/* ========== PRELOADER ANIMATION ========== */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--pure-white);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.5s ease;
}

.loader-logo {
    text-align: center;
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary-green);
    letter-spacing: 2px;
}

.loader-logo span {
    background: linear-gradient(135deg, var(--primary-green), var(--green-glow));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.loader-line {
    width: 80px;
    height: 4px;
    background: var(--silver-dark);
    margin: 15px auto 0;
    position: relative;
    overflow: hidden;
    border-radius: 4px;
}

.loader-line::after {
    content: '';
    position: absolute;
    left: -50%;
    width: 50%;
    height: 100%;
    background: var(--primary-green);
    animation: loadingMove 1.2s infinite ease;
    border-radius: 4px;
}

@keyframes loadingMove {
    0% { left: -50%; }
    100% { left: 150%; }
}

/* ========== HEADER & NAV ========== */
.main-header {
    position: sticky;
    top: 0;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(8px);
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0,0,0,0.05);
    transition: var(--transition);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 30px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.8rem;
    font-weight: 800;
}

.logo-icon {
    color: var(--primary-green);
    font-size: 2rem;
}

.logo-text {
    color: var(--primary-green);
}

.silver-accent, .logo-text span {
    color: var(--silver-dark);
    font-weight: 600;
}

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

.nav-menu a {
    text-decoration: none;
    font-weight: 600;
    color: #2c3e44;
    transition: var(--transition);
    position: relative;
}

.nav-menu a:hover, .nav-menu a.active-nav {
    color: var(--primary-green);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 0;
    width: 0%;
    height: 3px;
    background: var(--green-glow);
    border-radius: 3px;
    transition: width 0.3s ease;
}

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

.menu-toggle {
    display: none;
    font-size: 1.8rem;
    cursor: pointer;
    color: var(--primary-green);
}

/* ========== SLIDER SECTION ========== */
.hero-slider-section {
    position: relative;
    height: 90vh;
    min-height: 600px;
    overflow: hidden;
}

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

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.9s ease, visibility 0.9s;
}

.slide.active-slide {
    opacity: 1;
    visibility: visible;
    z-index: 2;
}

.slide-bg {
    position: absolute;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transform: scale(1);
    transition: transform 8s ease;
}

.active-slide .slide-bg {
    transform: scale(1.05);
}

.slide-content {
    position: relative;
    z-index: 10;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: white;
    padding: 0 20px;
}

.slide-content h1 {
    font-size: 3.8rem;
    font-weight: 800;
    margin-bottom: 20px;
    text-shadow: 0 5px 20px rgba(0,0,0,0.3);
    animation: fadeUp 0.8s ease forwards;
}

.slide-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    max-width: 700px;
    animation: fadeUp 0.8s 0.1s forwards;
    opacity: 0;
    transform: translateY(20px);
    animation-fill-mode: forwards;
}

.green-glow {
    color: var(--green-glow);
    text-shadow: 0 0 8px rgba(43,207,122,0.6);
}

.btn-golden {
    background: var(--primary-green);
    border: none;
    padding: 14px 38px;
    font-weight: 700;
    border-radius: 40px;
    color: white;
    text-decoration: none;
    transition: var(--transition);
    display: inline-block;
    letter-spacing: 1px;
    box-shadow: 0 8px 20px rgba(11,94,60,0.3);
}

.btn-golden:hover {
    background: var(--green-light);
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(11,94,60,0.4);
}

.slider-controls {
    position: absolute;
    bottom: 30px;
    left: 0;
    width: 100%;
    display: flex;
    justify-content: center;
    gap: 25px;
    z-index: 20;
}

.slider-controls button {
    background: rgba(255,255,255,0.3);
    backdrop-filter: blur(8px);
    border: none;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    transition: 0.3s;
}

.slider-controls button:hover {
    background: var(--primary-green);
    transform: scale(1.05);
}

.slider-dots {
    display: flex;
    gap: 12px;
    align-items: center;
}

.dot {
    width: 12px;
    height: 12px;
    background: rgba(255,255,255,0.6);
    border-radius: 50%;
    cursor: pointer;
    transition: 0.3s;
}

.dot.active-dot {
    background: var(--green-glow);
    width: 28px;
    border-radius: 20px;
}

/* ========== REVEAL ON SCROLL ========== */
.reveal {
    opacity: 0;
    transform: translateY(35px);
    transition: all 0.8s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ========== WELCOME SECTION ========== */
.welcome-section {
    padding: 100px 0;
    background: var(--gray-bg);
}

.welcome-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.section-tag {
    color: var(--primary-green);
    font-weight: 700;
    letter-spacing: 2px;
    font-size: 0.85rem;
    text-transform: uppercase;
    background: rgba(11,94,60,0.1);
    padding: 5px 15px;
    border-radius: 30px;
    display: inline-block;
}

.welcome-text h2 {
    font-size: 2.7rem;
    margin: 20px 0 15px;
}

.green-gradient {
    background: linear-gradient(120deg, var(--primary-green), var(--green-glow));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.divider {
    width: 70px;
    height: 4px;
    background: var(--green-glow);
    margin: 15px 0 25px;
    border-radius: 4px;
}

.stats-container {
    display: flex;
    gap: 35px;
    margin-top: 35px;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-green);
    display: block;
}

.welcome-img {
    position: relative;
    border-radius: 25px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.welcome-img img {
    width: 100%;
    border-radius: 25px;
    transition: 0.5s;
}

.floating-card {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: white;
    padding: 15px 25px;
    border-radius: 60px;
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
    display: flex;
    gap: 12px;
    font-weight: bold;
    color: var(--primary-green);
    backdrop-filter: blur(6px);
}

/* ========== SERVICES ========== */
.services-section {
    padding: 100px 0;
    background: white;
}

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

.section-header h2 {
    font-size: 2.5rem;
    margin-top: 15px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(310px, 1fr));
    gap: 35px;
}

.service-card {
    background: white;
    padding: 35px 25px;
    border-radius: 28px;
    text-align: center;
    transition: var(--transition);
    border: 1px solid rgba(0,0,0,0.03);
    box-shadow: var(--shadow-sm);
}

.service-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-hover);
    border-color: var(--silver-light);
}

.service-icon {
    font-size: 3rem;
    color: var(--primary-green);
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 1.6rem;
    margin-bottom: 15px;
}

/* ========== SPECIAL ICONS SECTION ========== */
.special-icons {
    background: linear-gradient(145deg, #f8fafc, #ffffff);
    padding: 90px 0;
}

.icon-showcase {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 50px;
    margin-top: 40px;
}

.icon-unit {
    text-align: center;
    flex: 1;
    min-width: 180px;
}

.animated-icon {
    font-size: 3.5rem;
    color: var(--primary-green);
    background: rgba(11,94,60,0.1);
    width: 100px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    border-radius: 50%;
    transition: 0.4s;
    animation: floatIcon 4s infinite ease;
}

@keyframes floatIcon {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
    100% { transform: translateY(0px); }
}

.icon-unit:hover .animated-icon {
    background: var(--primary-green);
    color: white;
    transform: scale(1.1);
}

/* ========== REVIEWS SECTION ========== */
.reviews-section {
    padding: 90px 0;
    background: var(--gray-bg);
    position: relative;
}

.review-slider-wrapper {
    position: relative;
    overflow: hidden;
    padding: 20px 0;
}

.review-track {
    display: flex;
    gap: 30px;
    transition: transform 0.6s cubic-bezier(0.2, 0.9, 0.4, 1.1);
}

.review-card {
    background: white;
    flex: 0 0 350px;
    padding: 30px;
    border-radius: 35px;
    box-shadow: var(--shadow-sm);
    transition: 0.3s;
}

.quote-icon {
    font-size: 2rem;
    color: var(--green-light);
    opacity: 0.5;
    margin-bottom: 15px;
}

.review-card p {
    margin-bottom: 20px;
    font-style: italic;
}

.reviewer {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-top: 20px;
}

.reviewer img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}

.stars {
    color: #ffb83b;
    margin-top: 12px;
}

.review-prev, .review-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: var(--primary-green);
    border: none;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    z-index: 10;
}

.review-prev { left: -15px; }
.review-next { right: -15px; }

/* ========== FOOTER ========== */
.main-footer {
    background: #0a2a1c;
    color: #cddfd4;
    padding-top: 60px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 40px;
}

.footer-col h4 {
    color: white;
    margin-bottom: 20px;
    font-size: 1.3rem;
}

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

.footer-col a {
    color: #bcd0c4;
    text-decoration: none;
    transition: 0.2s;
}

.footer-col a:hover {
    color: var(--green-glow);
}

.social-links {
    display: flex;
    gap: 18px;
    margin-top: 20px;
}

.social-links a {
    background: rgba(255,255,255,0.1);
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

#quickEnquiry input, #quickEnquiry textarea {
    width: 100%;
    padding: 12px;
    margin-bottom: 12px;
    border-radius: 30px;
    border: none;
    outline: none;
    background: #f1f5f0;
}

.btn-submit {
    background: var(--green-light);
    color: white;
    border: none;
    padding: 12px;
    border-radius: 40px;
    cursor: pointer;
    transition: 0.3s;
    width: 100%;
}

.footer-bottom {
    text-align: center;
    padding: 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
    margin-top: 50px;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
    .slide-content h1 { font-size: 2.5rem; }
    .welcome-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .menu-toggle { display: block; }
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 70%;
        height: 100vh;
        background: white;
        box-shadow: 5px 0 20px rgba(0,0,0,0.1);
        transition: 0.4s;
        z-index: 999;
    }
    .nav-menu.active {
        left: 0;
    }
    .nav-menu ul {
        flex-direction: column;
        padding: 40px;
        gap: 25px;
    }
    .review-prev, .review-next { display: none; }
    .review-track { overflow-x: auto; scroll-snap-type: x mandatory; }
}





























/* ============================================
   ADDITIONAL ABOUT PAGE STYLES - R2N CONSTRUCTION
   Profile, Vision, Mission, EHS Section
   ============================================ */

/* About Hero Section */
.about-hero {
    background: linear-gradient(135deg, rgba(11,94,60,0.92), rgba(0,0,0,0.75)), url('https://images.unsplash.com/photo-1541888946425-d81bb19240f5?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80');
    background-size: cover;
    background-position: center;
    padding: 140px 0 100px;
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.about-hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(43,207,122,0.1) 0%, transparent 70%);
    animation: rotateGlow 20s linear infinite;
}

@keyframes rotateGlow {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.about-hero h1 {
    font-size: 3.8rem;
    margin-bottom: 20px;
    font-weight: 800;
    animation: fadeInUp 0.8s ease;
}

.about-hero p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto;
    opacity: 0.95;
    animation: fadeInUp 0.8s 0.2s forwards;
    opacity: 0;
    animation-fill-mode: forwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Profile Section */
.profile-section {
    padding: 100px 0;
    background: white;
}

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

.profile-content h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: var(--dark-text);
}

.profile-content .section-tag {
    margin-bottom: 15px;
}

.profile-stats {
    display: flex;
    gap: 30px;
    margin-top: 30px;
}

.profile-stat-item {
    text-align: center;
    background: var(--gray-bg);
    padding: 20px;
    border-radius: 20px;
    flex: 1;
    transition: var(--transition);
}

.profile-stat-item:hover {
    transform: translateY(-5px);
    background: var(--primary-green);
    color: white;
}

.profile-stat-item i {
    font-size: 2rem;
    color: var(--primary-green);
    margin-bottom: 10px;
    display: inline-block;
}

.profile-stat-item:hover i {
    color: white;
}

.profile-stat-item h3 {
    font-size: 1.8rem;
    font-weight: 800;
}

.profile-img {
    position: relative;
    border-radius: 30px;
    overflow: hidden;
    box-shadow: var(--shadow-hover);
}

.profile-img img {
    width: 100%;
    border-radius: 30px;
    transition: transform 0.5s ease;
}

.profile-img:hover img {
    transform: scale(1.05);
}

.floating-badge {
    position: absolute;
    bottom: 30px;
    right: -20px;
    background: var(--primary-green);
    color: white;
    padding: 15px 25px;
    border-radius: 50px;
    font-weight: bold;
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

/* Vision & Mission Section */
.vision-mission-section {
    background: linear-gradient(135deg, #f8fafc 0%, #ffffff 100%);
    padding: 100px 0;
}

.vision-mission-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.vision-card, .mission-card {
    background: white;
    padding: 45px 35px;
    border-radius: 35px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.vision-card:hover, .mission-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.vision-card::before, .mission-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-green), var(--green-glow));
}

.vision-icon, .mission-icon {
    font-size: 3.5rem;
    color: var(--primary-green);
    margin-bottom: 25px;
}

.vision-card h3, .mission-card h3 {
    font-size: 2rem;
    margin-bottom: 20px;
    color: var(--primary-green);
}

.vision-card p, .mission-card p {
    color: #555;
    line-height: 1.7;
}

/* EHS Section - Enhanced */
.ehs-section {
    background: linear-gradient(145deg, #0a2a1c, #0d3a25);
    padding: 100px 0;
    color: white;
    position: relative;
    overflow: hidden;
}

.ehs-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" opacity="0.05"><path fill="white" d="M50,10 L60,40 L90,40 L65,60 L75,90 L50,70 L25,90 L35,60 L10,40 L40,40 Z"/></svg>');
    background-size: 60px;
    opacity: 0.08;
    pointer-events: none;
}

.ehs-header {
    text-align: center;
    margin-bottom: 60px;
}

.ehs-header .section-tag {
    background: rgba(255,255,255,0.2);
    color: var(--green-glow);
}

.ehs-header h2 {
    font-size: 2.8rem;
    color: white;
    margin-top: 15px;
}

.ehs-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-bottom: 60px;
}

.ehs-card {
    background: rgba(255,255,255,0.08);
    backdrop-filter: blur(10px);
    padding: 35px 25px;
    border-radius: 25px;
    text-align: center;
    transition: var(--transition);
    border: 1px solid rgba(255,255,255,0.1);
}

.ehs-card:hover {
    transform: translateY(-8px);
    background: rgba(255,255,255,0.15);
    border-color: var(--green-glow);
}

.ehs-icon {
    font-size: 3rem;
    color: var(--green-glow);
    margin-bottom: 20px;
}

.ehs-card h3 {
    font-size: 1.8rem;
    margin-bottom: 10px;
}

.ehs-card p {
    font-size: 0.9rem;
    opacity: 0.9;
}

.ehs-details {
    background: rgba(0,0,0,0.3);
    border-radius: 30px;
    padding: 45px;
    margin-top: 20px;
}

.ehs-details h3 {
    font-size: 1.8rem;
    margin-bottom: 25px;
    color: var(--green-glow);
}

.ehs-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    list-style: none;
}

.ehs-list li {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background: rgba(255,255,255,0.05);
    border-radius: 15px;
    transition: 0.3s;
}

.ehs-list li:hover {
    background: rgba(255,255,255,0.1);
    transform: translateX(5px);
}

.ehs-list li i {
    font-size: 1.5rem;
    color: var(--green-glow);
    width: 35px;
}

.safety-badge {
    display: inline-block;
    margin-top: 40px;
    padding: 15px 35px;
    background: linear-gradient(135deg, var(--green-glow), var(--primary-green));
    border-radius: 50px;
    font-weight: bold;
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0%, 100% { box-shadow: 0 0 10px rgba(43,207,122,0.5); }
    50% { box-shadow: 0 0 25px rgba(43,207,122,0.8); }
}

/* Responsive About Page */
@media (max-width: 992px) {
    .profile-grid, .vision-mission-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .ehs-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .about-hero h1 { font-size: 2.5rem; }
}

@media (max-width: 576px) {
    .ehs-grid {
        grid-template-columns: 1fr;
    }
    .profile-stats {
        flex-direction: column;
    }
    .floating-badge {
        position: relative;
        right: 0;
        margin-top: 20px;
        display: inline-block;
    }
}

















.floating-buttons {
    position: fixed;
    right: 20px;
    bottom: 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 9999;
}

.float-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 20px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
    transition: 0.3s;
    text-decoration: none;
    border: none;
    cursor: pointer;
}

/* Colors */
.whatsapp { background: #25D366; }
.call { background: #007bff; }
.facebook { background: #1877f2; }
.float-btn.twitter {
    background: #000; /* X brand color */
    color: #fff;
}
.instagram { background: #e4405f; }
.top-btn { background: #c5a47a; }
.youtube {
    background: #ff0000;
}

/* Hover */
.float-btn:hover {
    transform: scale(1.1);
}