/* =====================================================
   OXYBIN ENVIRO PVT. LTD. - Corporate Website Styles
   Enhanced Logo Color Palette Integration
   ===================================================== */

/* Logo Color Variables - Refined for better contrast */
:root {
    /* Primary Brand Colors from Logo */
    --oxybin-leaf-green: #4CAF50;       /* Main brand text - RGB(76, 175, 80) */
    --oxybin-light-green: #81C784;      /* Top hill - RGB(129, 199, 132) */
    --oxybin-forest-green: #1B5E20;      /* Bottom hill - RGB(27, 94, 32) */
    --oxybin-mint-green: #A5D6A7;        /* Tagline - RGB(165, 214, 167) */

    /* Accent Colors from Logo */
    --oxybin-sky-blue: #64B5F6;          /* Circular arrows - RGB(100, 181, 246) */
    --oxybin-orange: #FF9800;            /* Sun accent - RGB(255, 152, 0) */
    --oxybin-black: #000000;             /* Background */

    /* Extended Color Palette - Enhanced for better visibility */
    --oxybin-dark: #0a0a0a;
    --oxybin-dark-gray: #1a1a1a;
    --oxybin-medium-gray: #4a4a4a;
    --oxybin-light-gray: #f5f7f5;
    --oxybin-white: #ffffff;

    /* Teal accent for sustainability feel */
    --oxybin-teal: #00897B;

    /* Gradient Colors */
    --gradient-green: linear-gradient(135deg, var(--oxybin-forest-green), var(--oxybin-leaf-green));
    --gradient-blue-green: linear-gradient(135deg, var(--oxybin-sky-blue), var(--oxybin-teal));
    --gradient-dark: linear-gradient(135deg, var(--oxybin-black), var(--oxybin-dark-gray));
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--oxybin-medium-gray);
    line-height: 1.6;
    overflow-x: hidden;
}

/* =====================================================
   HEADER & NAVIGATION STYLES
   ===================================================== */

/* Top Contact Bar */
.top-contact-bar {
    background: linear-gradient(90deg, var(--oxybin-forest-green), var(--oxybin-teal));
    color: var(--oxybin-white);
    padding: 8px 0;
    font-size: 0.85rem;
}

.top-contact-bar a {
    color: var(--oxybin-mint-green);
    text-decoration: none;
    transition: color 0.3s ease;
}

.top-contact-bar a:hover {
    color: var(--oxybin-white);
}

.social-icons-top {
    display: flex;
    gap: 12px;
}

.social-icons-top a {
    color: var(--oxybin-white);
    font-size: 1rem;
    transition: transform 0.3s ease, color 0.3s ease;
}

.social-icons-top a:hover {
    transform: scale(1.2);
    color: var(--oxybin-orange);
}

/* Main Navigation */
.main-navbar {
    background: var(--oxybin-black);
    padding: 12px 0;
    transition: all 0.4s ease;
    z-index: 1000;
    margin-bottom: 0;
}

.main-navbar.scrolled {
    background: rgba(0, 0, 0, 0.95);
    padding: 8px 0;
    box-shadow: 0 4px 20px rgba(76, 175, 80, 0.3);
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

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

.navbar-brand .brand-text {
    display: flex;
    flex-direction: column;
}

.navbar-brand .brand-name {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--oxybin-leaf-green);
    letter-spacing: 2px;
}

.navbar-brand .brand-tagline {
    font-size: 0.7rem;
    color: var(--oxybin-mint-green);
    letter-spacing: 1px;
}

.navbar-nav .nav-link {
    color: var(--oxybin-white) !important;
    font-weight: 500;
    padding: 10px 18px !important;
    transition: color 0.3s ease;
    position: relative;
}

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 18px;
    width: 0;
    height: 2px;
    background: var(--oxybin-leaf-green);
    transition: width 0.3s ease;
}

.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after {
    width: calc(100% - 36px);
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: var(--oxybin-leaf-green) !important;
}

.navbar-toggler {
    border: 2px solid var(--oxybin-leaf-green);
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(76, 175, 80, 1)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Navbar Social Icons */
.navbar-social-icons {
    display: flex;
    gap: 15px;
    margin-left: 20px;
    padding-left: 20px;
    border-left: 1px solid rgba(255,255,255,0.2);
}

.navbar-social-icons a {
    color: var(--oxybin-white);
    font-size: 1.1rem;
    transition: all 0.3s ease;
    opacity: 0.8;
}

.navbar-social-icons a:hover {
    color: var(--oxybin-orange);
    opacity: 1;
    transform: scale(1.2);
}

@media (max-width: 992px) {
    .navbar-social-icons {
        justify-content: center;
        margin: 15px 0 0 0;
        padding: 15px 0 0 0;
        border-left: none;
        border-top: 1px solid rgba(255,255,255,0.2);
    }
}

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

.hero-slider {
    position: relative;
    min-height: 100vh;
    overflow: hidden;
    margin-top: 0;
    padding-top: 0;
}

.hero-slider::before {
    content: '';
    display: block;
    margin-top: -1px;
}

.hero-slider .carousel-item {
    min-height: 100vh;
    background-size: cover;
    background-position: center;
}

.hero-slider .carousel-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0,0,0,0.85) 0%, rgba(27,94,32,0.7) 100%);
}

.hero-slider .carousel-caption {
    top: 50%;
    transform: translateY(-50%);
    bottom: auto;
    text-align: left;
    max-width: 800px;
}

.hero-slider h1 {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--oxybin-white);
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
    animation: fadeInUp 1s ease;
}

.hero-slider h1 span {
    color: var(--oxybin-leaf-green);
}

.hero-slider .lead {
    font-size: 1.3rem;
    color: var(--oxybin-mint-green);
    margin-bottom: 30px;
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease 0.4s both;
}

/* Hero Slider Controls */
.hero-slider .carousel-control-prev,
.hero-slider .carousel-control-next {
    width: 60px;
    background: rgba(0,0,0,0.5);
    opacity: 0.8;
    transition: none;
}

.hero-slider .carousel-control-prev:hover,
.hero-slider .carousel-control-next:hover {
    background: rgba(0,0,0,0.5);
    opacity: 0.8;
}

.hero-slider .carousel-indicators {
    bottom: 30px;
    gap: 8px;
}

.hero-slider .carousel-indicators button {
    width: 12px !important;
    height: 12px !important;
    min-width: 12px !important;
    min-height: 12px !important;
    border-radius: 50% !important;
    background: var(--oxybin-white);
    opacity: 0.5;
    transition: none;
    border: none !important;
    padding: 0 !important;
    margin: 0 4px !important;
}

.hero-slider .carousel-indicators button.active {
    background: var(--oxybin-leaf-green);
    opacity: 1;
    transform: scale(1.2);
}

/* Animated Floating Elements */
.floating-element {
    position: absolute;
    border-radius: 50%;
    opacity: 0.1;
    animation: float 6s ease-in-out infinite;
}

.floating-element:nth-child(1) {
    width: 300px;
    height: 300px;
    background: var(--oxybin-leaf-green);
    top: 10%;
    right: -100px;
    animation-delay: 0s;
}

.floating-element:nth-child(2) {
    width: 200px;
    height: 200px;
    background: var(--oxybin-sky-blue);
    bottom: 20%;
    left: -50px;
    animation-delay: 2s;
}

.floating-element:nth-child(3) {
    width: 150px;
    height: 150px;
    background: var(--oxybin-orange);
    top: 60%;
    right: 20%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-30px) rotate(180deg); }
}

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

/* =====================================================
   BUTTON STYLES
   ===================================================== */

.btn-primary-oxy {
    background: var(--oxybin-leaf-green);
    color: var(--oxybin-white);
    border: none;
    padding: 14px 35px;
    border-radius: 50px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.btn-primary-oxy::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s ease;
}

.btn-primary-oxy:hover::before {
    left: 100%;
}

.btn-primary-oxy:hover {
    background: var(--oxybin-forest-green);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(76, 175, 80, 0.4);
}

.btn-secondary-oxy {
    background: transparent;
    color: var(--oxybin-forest-green);
    border: 2px solid var(--oxybin-leaf-green);
    padding: 14px 35px;
    border-radius: 50px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.4s ease;
}

.btn-secondary-oxy:hover {
    background: var(--oxybin-leaf-green);
    color: var(--oxybin-white);
    transform: translateY(-3px);
}

/* Hero Section Buttons - Override for dark backgrounds */
.hero-buttons .btn-secondary-oxy {
    color: var(--oxybin-white);
    border-color: var(--oxybin-leaf-green);
}

.hero-buttons .btn-secondary-oxy:hover {
    background: var(--oxybin-leaf-green);
    color: var(--oxybin-white);
}

/* About Section Buttons */
.about-content .btn-secondary-oxy {
    color: var(--oxybin-forest-green);
}

.about-content .btn-secondary-oxy:hover {
    background: var(--oxybin-leaf-green);
    color: var(--oxybin-white);
}

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

section {
    padding: 80px 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--oxybin-forest-green);
    margin-bottom: 15px;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--oxybin-leaf-green), var(--oxybin-sky-blue));
    margin: 15px auto 0;
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--oxybin-medium-gray);
    max-width: 600px;
    margin: 0 auto 40px;
}

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

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

.about-content {
    padding: 30px;
}

.about-content h3 {
    color: var(--oxybin-forest-green);
    font-size: 2rem;
    margin-bottom: 20px;
}

.about-content p {
    color: var(--oxybin-medium-gray);
    line-height: 1.8;
    margin-bottom: 25px;
}

.about-image {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0,0,0,0.1);
}

.about-image img {
    width: 100%;
    height: auto;
    transition: transform 0.5s ease;
}

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

/* Environment Badge - Updated */
.env-badge {
    position: absolute;
    bottom: 20px;
    left: 20px;
    background: linear-gradient(135deg, var(--oxybin-forest-green), var(--oxybin-teal));
    color: var(--oxybin-white);
    padding: 15px 25px;
    border-radius: 10px;
    border-left: 4px solid var(--oxybin-leaf-green);
    max-width: 280px;
}

.env-badge h5 {
    margin: 0 0 5px 0;
    font-size: 0.9rem;
    color: var(--oxybin-mint-green);
}

.env-badge p {
    margin: 0;
    font-weight: 600;
    font-size: 0.95rem;
    line-height: 1.4;
}

/* =====================================================
   IMPACT SECTION
   ===================================================== */

.impact-section {
    background: linear-gradient(135deg, var(--oxybin-forest-green) 0%, var(--oxybin-black) 100%);
    padding: 60px 0;
    position: relative;
    overflow: hidden;
}

.impact-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(76, 175, 80, 0.15) 0%, transparent 50%);
}

.impact-stats-row {
    position: relative;
    z-index: 2;
}

.impact-stat {
    text-align: center;
    padding: 25px 15px;
    background: rgba(255,255,255,0.05);
    border-radius: 15px;
    border: 1px solid rgba(76, 175, 80, 0.3);
    transition: all 0.4s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.impact-stat:hover {
    transform: translateY(-5px);
    background: rgba(76, 175, 80, 0.2);
    border-color: var(--oxybin-leaf-green);
}

.impact-stat .stat-icon {
    width: 55px;
    height: 55px;
    background: var(--oxybin-leaf-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 12px;
    font-size: 1.4rem;
    color: var(--oxybin-white);
    flex-shrink: 0;
}

.impact-stat .stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--oxybin-leaf-green);
    margin-bottom: 5px;
    line-height: 1.2;
}

.impact-stat .stat-label {
    font-size: 0.8rem;
    color: var(--oxybin-mint-green);
    font-weight: 500;
    line-height: 1.3;
}

/* Responsive for Impact Section - Desktop: all 6 in single row */
@media (min-width: 992px) {
    .impact-stat {
        padding: 30px 10px;
    }

    .impact-stat .stat-value {
        font-size: 2.2rem;
    }

    .impact-stat .stat-label {
        font-size: 0.75rem;
    }
}

/* Tablet: 3 cards per row */
@media (max-width: 991px) and (min-width: 768px) {
    .impact-stat .stat-value {
        font-size: 1.8rem;
    }

    .impact-stat .stat-label {
        font-size: 0.75rem;
    }
}

/* Mobile: 2 cards per row */
@media (max-width: 767px) {
    .impact-section {
        padding: 40px 0;
    }

    .impact-stat {
        padding: 20px 10px;
    }

    .impact-stat .stat-icon {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }

    .impact-stat .stat-value {
        font-size: 1.6rem;
    }

    .impact-stat .stat-label {
        font-size: 0.7rem;
    }
}

/* =====================================================
   ABOUT SECTION - Left Content, Right Image
   ===================================================== */

.about-section {
    background: var(--oxybin-white);
    position: relative;
    overflow: hidden;
}

.about-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(76, 175, 80, 0.05) 0%, transparent 70%);
    border-radius: 50%;
}

.about-content {
    padding-right: 20px;
}

.about-badge {
    display: inline-block;
    background: var(--oxybin-leaf-green);
    color: var(--oxybin-white);
    padding: 6px 18px;
    border-radius: 25px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 15px;
}

.about-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--oxybin-forest-green);
    margin-bottom: 20px;
    line-height: 1.2;
}

.about-text {
    color: var(--oxybin-medium-gray);
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: 15px;
}

.about-features {
    margin-top: 30px;
}

.about-feature-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 20px;
    padding: 15px;
    background: var(--oxybin-light-gray);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.about-feature-item:hover {
    background: rgba(76, 175, 80, 0.1);
    transform: translateX(5px);
}

.about-feature-item .feature-icon {
    width: 50px;
    height: 50px;
    min-width: 50px;
    background: var(--oxybin-leaf-green);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: var(--oxybin-white);
}

.about-feature-item .feature-content h5 {
    color: var(--oxybin-forest-green);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 3px;
}

.about-feature-item .feature-content p {
    color: var(--oxybin-medium-gray);
    font-size: 0.85rem;
    margin: 0;
}

.about-image-wrapper {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.15);
}

.about-image {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s ease;
}

.about-image-wrapper:hover .about-image {
    transform: scale(1.05);
}

.about-image-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(27, 94, 32, 0.95), transparent);
    padding: 30px 20px 20px;
}

.overlay-content {
    display: flex;
    justify-content: center;
}

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

.overlay-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--oxybin-white);
}

.overlay-text {
    display: block;
    font-size: 0.9rem;
    color: var(--oxybin-mint-green);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Responsive for About Section */
@media (max-width: 991px) {
    .about-content {
        padding-right: 0;
        margin-bottom: 40px;
    }

    .about-title {
        font-size: 2rem;
    }

    .about-image-wrapper {
        max-width: 600px;
        margin: 0 auto;
    }
}

@media (max-width: 767px) {
    .about-title {
        font-size: 1.8rem;
    }

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

    .about-feature-item .feature-icon {
        width: 45px;
        height: 45px;
        min-width: 45px;
    }

    /* Reduce spacing between slider and about section on mobile */
    .about-section {
        padding-top: 30px;
        padding-bottom: 30px;
    }

    /* Reduce hero slider bottom margin on mobile */
    .hero-slider {
        margin-bottom: 0;
    }

    .hero-slider .carousel-inner {
        padding-bottom: 0;
    }

    .hero-slider .carousel-caption {
        padding-bottom: 40px;
    }
}

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

.services-section {
    background: var(--oxybin-light-gray);
}

.service-card {
    background: var(--oxybin-white);
    border-radius: 20px;
    padding: 35px 25px;
    text-align: center;
    transition: all 0.4s ease;
    height: 100%;
    border: 2px solid transparent;
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--oxybin-leaf-green);
    box-shadow: 0 20px 50px rgba(0,0,0,0.1);
}

.service-icon {
    width: 90px;
    height: 90px;
    background: linear-gradient(135deg, var(--oxybin-forest-green), var(--oxybin-leaf-green));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 2.2rem;
    color: var(--oxybin-white);
    transition: transform 0.4s ease;
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(10deg);
}

.service-card h4 {
    color: var(--oxybin-forest-green);
    font-size: 1.2rem;
    margin-bottom: 12px;
}

.service-card p {
    color: var(--oxybin-medium-gray);
    margin-bottom: 15px;
    line-height: 1.6;
    font-size: 0.95rem;
}

.service-card .read-more {
    color: var(--oxybin-leaf-green);
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: gap 0.3s ease;
}

.service-card:hover .read-more {
    gap: 15px;
}

/* =====================================================
   TRUST SECTION - "Why Oxybin"
   ===================================================== */

.trust-section {
    background: linear-gradient(135deg, var(--oxybin-forest-green) 0%, var(--oxybin-teal) 100%);
    color: var(--oxybin-white);
    padding: 80px 0;
}

.trust-section .section-title {
    color: var(--oxybin-white);
}

.trust-section .section-title::after {
    background: linear-gradient(90deg, var(--oxybin-orange), var(--oxybin-mint-green));
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.trust-card {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 15px;
    padding: 25px;
    text-align: center;
    transition: all 0.4s ease;
}

.trust-card:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
}

.trust-icon {
    width: 60px;
    height: 60px;
    background: var(--oxybin-leaf-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
    font-size: 1.5rem;
    color: var(--oxybin-white);
}

.trust-card h5 {
    color: var(--oxybin-mint-green);
    font-size: 1rem;
    margin-bottom: 8px;
}

.trust-card p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.9rem;
    line-height: 1.5;
}

/* =====================================================
   MOVEMENTS SECTION
   ===================================================== */

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

.movement-card {
    background: var(--oxybin-white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
    transition: all 0.4s ease;
    height: 100%;
}

.movement-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(76, 175, 80, 0.2);
}

.movement-image {
    height: 180px;
    background: linear-gradient(135deg, var(--oxybin-forest-green), var(--oxybin-sky-blue));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3.5rem;
    color: var(--oxybin-white);
    position: relative;
    overflow: hidden;
}

.movement-image::after {
    content: '';
    position: absolute;
    bottom: -50px;
    left: 0;
    right: 0;
    height: 80px;
    background: linear-gradient(transparent, var(--oxybin-white));
}

.movement-content {
    padding: 25px;
}

.movement-content h4 {
    color: var(--oxybin-forest-green);
    font-size: 1.15rem;
    margin-bottom: 10px;
}

.movement-content p {
    color: var(--oxybin-medium-gray);
    line-height: 1.5;
    margin-bottom: 12px;
    font-size: 0.9rem;
}

.movement-content a {
    color: var(--oxybin-leaf-green);
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

/* =====================================================
   GALLERY SECTION - Oxybin In Action
   ===================================================== */

.gallery-section {
    background: var(--oxybin-black);
    padding: 80px 0;
}

.gallery-section .section-title {
    color: var(--oxybin-white);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.gallery-item {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    aspect-ratio: 4/3;
    cursor: pointer;
}

.gallery-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(27,94,32,0.8), rgba(76,175,80,0.8));
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 1;
}

.gallery-item:hover::before {
    opacity: 1;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.gallery-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
    color: var(--oxybin-white);
    font-size: 2rem;
    opacity: 0;
    transition: opacity 0.4s ease;
}

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

.gallery-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    background: var(--oxybin-orange);
    color: var(--oxybin-white);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    z-index: 2;
}

/* =====================================================
   NEWS & BLOG SECTION
   ===================================================== */

.news-section {
    background: var(--oxybin-light-gray);
}

.news-card {
    background: var(--oxybin-white);
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.4s ease;
    height: 100%;
}

.news-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0,0,0,0.1);
}

.news-image {
    height: 180px;
    background: linear-gradient(135deg, var(--oxybin-sky-blue), var(--oxybin-forest-green));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: var(--oxybin-white);
}

.news-content {
    padding: 20px;
}

.news-meta {
    display: flex;
    gap: 15px;
    margin-bottom: 10px;
    font-size: 0.8rem;
    color: var(--oxybin-medium-gray);
}

.news-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
}

.news-content h4 {
    color: var(--oxybin-forest-green);
    font-size: 1.1rem;
    margin-bottom: 8px;
    line-height: 1.4;
}

.news-content p {
    color: var(--oxybin-medium-gray);
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 12px;
}

.news-content a {
    color: var(--oxybin-leaf-green);
    font-weight: 600;
    text-decoration: none;
    font-size: 0.9rem;
}

/* =====================================================
   CTA SECTION
   ===================================================== */

.cta-section {
    background: linear-gradient(135deg, var(--oxybin-leaf-green) 0%, var(--oxybin-teal) 100%);
    color: var(--oxybin-white);
    text-align: center;
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 50%);
    animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.2); opacity: 0.3; }
}

.cta-section h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    position: relative;
}

.cta-section p {
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto 25px;
    opacity: 0.9;
    position: relative;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
}

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

footer {
    background: var(--oxybin-black);
    color: var(--oxybin-white);
    padding: 60px 0 25px;
}

.footer-brand {
    margin-bottom: 20px;
}

.footer-brand img {
    height: 55px;
    margin-bottom: 12px;
}

.footer-brand p {
    color: rgba(255,255,255,0.7);
    font-size: 0.9rem;
}

.footer-title {
    color: var(--oxybin-leaf-green);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 8px;
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--oxybin-leaf-green);
    border-radius: 2px;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 10px;
}

.contact-item-footer {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    color: rgba(255,255,255,0.7);
    font-size: 0.9rem;
    line-height: 1.5;
}

.contact-item-footer i {
    color: var(--oxybin-leaf-green);
    font-size: 1rem;
    flex-shrink: 0;
    margin-top: 3px;
}

.contact-item-footer span {
    display: block;
    word-wrap: break-word;
}

.footer-links a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: var(--oxybin-leaf-green);
    padding-left: 8px;
}

.social-links {
    display: flex;
    gap: 12px;
    margin-top: 15px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--oxybin-white);
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--oxybin-leaf-green);
    transform: translateY(-3px);
}

.newsletter-form {
    display: flex;
    gap: 8px;
    margin-top: 12px;
}

.newsletter-form input {
    flex: 1;
    padding: 10px 18px;
    border: none;
    border-radius: 30px;
    background: rgba(255,255,255,0.1);
    color: var(--oxybin-white);
    font-size: 0.9rem;
}

.newsletter-form input::placeholder {
    color: rgba(255,255,255,0.5);
}

.newsletter-form button {
    padding: 10px 20px;
    border: none;
    border-radius: 30px;
    background: var(--oxybin-leaf-green);
    color: var(--oxybin-white);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.newsletter-form button:hover {
    background: var(--oxybin-forest-green);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 25px;
    margin-top: 40px;
}

.footer-bottom .row {
    margin: 0;
}

.footer-bottom p {
    color: rgba(255,255,255,0.6);
    margin: 0;
    font-size: 0.85rem;
}

.footer-bottom a {
    color: var(--oxybin-mint-green);
    text-decoration: none;
    font-size: 0.85rem;
}

.footer-bottom a:hover {
    color: var(--oxybin-leaf-green);
}

.developer {
    color: rgba(255,255,255,0.6);
}

.developer a {
    color: var(--oxybin-leaf-green);
    font-weight: 500;
}

.developer a:hover {
    color: var(--oxybin-orange);
    text-decoration: underline;
}

/* =====================================================
   WHATSAPP FLOATING BUTTON
   ===================================================== */

.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
}

.whatsapp-float a {
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--oxybin-white);
    font-size: 2rem;
    box-shadow: 0 5px 20px rgba(37, 211, 102, 0.4);
    transition: all 0.3s ease;
    text-decoration: none;
}

.whatsapp-float a:hover {
    transform: scale(1.1);
    box-shadow: 0 10px 30px rgba(37, 211, 102, 0.6);
}

/* =====================================================
   BACK TO TOP BUTTON
   ===================================================== */

.back-to-top {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--oxybin-leaf-green);
    color: var(--oxybin-white);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s ease;
    z-index: 998;
    box-shadow: 0 5px 20px rgba(76, 175, 80, 0.4);
}

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

.back-to-top:hover {
    background: var(--oxybin-forest-green);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(76, 175, 80, 0.6);
}

@media (max-width: 768px) {
    .whatsapp-float {
        bottom: 20px;
        right: 20px;
    }

    .whatsapp-float a {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }

    .back-to-top {
        bottom: 80px;
        right: 20px;
        width: 45px;
        height: 45px;
        font-size: 1rem;
    }
}

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

@media (max-width: 992px) {
    .hero-slider h1 {
        font-size: 2.5rem;
    }

    .section-title {
        font-size: 2rem;
    }

    section {
        padding: 60px 0;
    }

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

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

    .navbar-collapse {
        background: var(--oxybin-black);
        padding: 20px;
        border-radius: 10px;
        margin-top: 15px;
    }
}

@media (max-width: 768px) {
    .hero-slider h1 {
        font-size: 2rem;
    }

    .hero-slider .lead {
        font-size: 1rem;
    }

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

    .section-title {
        font-size: 1.8rem;
    }

    .impact-stats {
        gap: 20px;
    }

    .impact-stat {
        min-width: 130px;
        padding: 15px;
    }

    .impact-stat .stat-value {
        font-size: 2rem;
    }

    .cta-section h2 {
        font-size: 1.8rem;
    }

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

@media (max-width: 576px) {
    .top-contact-bar {
        display: none;
    }

    .hero-slider .carousel-item {
        min-height: 80vh;
    }

    section {
        padding: 50px 0;
    }

    .about-section {
        padding: 40px 0;
    }

    .about-content {
        padding: 20px 0;
    }

    .about-content .section-title {
        font-size: 1.5rem;
    }

    .about-content p {
        font-size: 0.95rem;
    }

    .btn-primary-oxy,
    .btn-secondary-oxy {
        padding: 12px 25px;
        font-size: 0.9rem;
    }

    .service-card,
    .trust-card,
    .impact-stat {
        padding: 20px 15px;
    }

    .trust-grid {
        grid-template-columns: 1fr;
    }

    .gallery-grid {
        grid-template-columns: 1fr;
    }
}

/* =====================================================
   ANIMATION CLASSES
   ===================================================== */

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* =====================================================
   UTILITY CLASSES
   ===================================================== */

.text-oxy-green {
    color: var(--oxybin-leaf-green);
}

.text-oxy-orange {
    color: var(--oxybin-orange);
}

.bg-oxy-dark {
    background: var(--oxybin-black);
}

.bg-oxy-green {
    background: var(--oxybin-leaf-green);
}

.border-oxy {
    border-color: var(--oxybin-leaf-green) !important;
}