:root {
            --primary-blue: #4A90E2;
            --light-blue: #E8F4FF;
            --soft-green: #8BC34A;
            --white: #FFFFFF;
            --light-gray: #F5F7FA;
            --text-dark: #333333;
            --text-light: #666666;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s ease;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html, body {
            width: 100%;
            overflow-x: hidden;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        section {
            padding: 80px 0;
            scroll-margin-top: 80px;
        }

        .btn {
            display: inline-block;
            padding: 12px 28px;
            background-color: var(--primary-blue);
            color: var(--white);
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            transition: var(--transition);
            border: none;
            cursor: pointer;
            box-shadow: var(--shadow);
        }

        .btn:hover {
            background-color: #3a7ac8;
            transform: translateY(-3px);
            box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
        }

        .btn-outline {
            background-color: transparent;
            border: 2px solid var(--primary-blue);
            color: var(--primary-blue);
        }

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

        /* Header & Navigation */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background-color: rgba(255, 255, 255, 0.95);
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

        .header-container {
            display: flex;
            justify-content: flex-start;
            align-items: center;
            padding: 15px 20px;
            position: relative;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .logo img {
            height: 50px;
        }

        .logo-text {
            font-family: 'Montserrat', sans-serif;
            font-weight: 700;
            font-size: 1.5rem;
            color: var(--primary-blue);
        }

        .nav-menu {
            display: flex;
            list-style: none;
            gap: 30px;
        }

        .nav-link {
            text-decoration: none;
            color: var(--text-dark);
            font-weight: 500;
            transition: var(--transition);
            position: relative;
        }

        .nav-link:hover {
            color: var(--primary-blue);
        }

        .nav-link::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--primary-blue);
            transition: var(--transition);
        }

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

        .hamburger {
            display: none;
            cursor: pointer;
            margin-right: 18px;
            z-index: 1201;
        }

        /* Hero Section */
        .hero {
            height: 100vh;
            display: flex;
            align-items: center;
            background: linear-gradient(135deg, var(--light-blue) 0%, var(--white) 100%);
            position: relative;
            overflow: hidden;
        }

        .hero-content {
            max-width: 600px;
            z-index: 2;
        }

        .hero-title {
            font-size: 3.5rem;
            margin-bottom: 1.5rem;
            color: var(--primary-blue);
            animation: fadeIn 1s ease;
        }

        .hero-description {
            font-size: 1.2rem;
            margin-bottom: 2.5rem;
            color: var(--text-light);
            animation: fadeIn 1.2s ease;
        }

        .hero-btn {
            animation: fadeIn 1.4s ease;
        }

        .floating-icons {
            position: absolute;
            width: 100%;
            height: 100%;
            top: 0;
            left: 0;
            z-index: 1;
        }

        .floating-icon {
            position: absolute;
            opacity: 0.2;
            color: var(--primary-blue);
            font-size: 2rem;
            animation: float 6s ease-in-out infinite;
        }

        /* Image Slider */
        .image-slider {
            position: absolute;
            right: 5%;
            top: 50%;
            transform: translateY(-50%);
            width: 500px;
            height: 400px;
            overflow: hidden;
            border-radius: 15px;
            box-shadow: 0 15px 50px rgba(0, 0, 0, 0.2);
            z-index: 2;
        }

        .slider-container {
            display: flex;
            width: 400%;
            height: 100%;
            transition: transform 0.8s ease;
        }

        .slide {
            width: 25%;
            height: 100%;
        }

        .slide img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .slider-nav {
            position: absolute;
            bottom: 20px;
            left: 50%;
            transform: translateX(-50%);
            display: flex;
            gap: 10px;
            z-index: 3;
        }

        .slider-dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background-color: rgba(255, 255, 255, 0.5);
            cursor: pointer;
            transition: var(--transition);
        }

        .slider-dot.active {
            background-color: var(--white);
            transform: scale(1.2);
        }

        /* About Section */
        .about {
            background-color: var(--white);
        }

        .section-title {
            text-align: center;
            font-size: 2.5rem;
            margin-bottom: 3rem;
            position: relative;
        }

        .section-title::after {
            content: '';
            position: absolute;
            bottom: -15px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background-color: var(--soft-green);
            border-radius: 2px;
        }

        .about-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .about-image {
            border-radius: 10px;
            overflow: hidden;
            box-shadow: var(--shadow);
        }

        .about-image img {
            width: 100%;
            height: auto;
            display: block;
            transition: var(--transition);
        }

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

        .about-text h3 {
            font-size: 1.8rem;
            margin-bottom: 20px;
            color: var(--text-dark);
        }

        .mission-vision {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
            margin-top: 40px;
        }

        .mission-card, .vision-card {
            background-color: var(--light-blue);
            padding: 25px;
            border-radius: 10px;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

        .mission-card:hover, .vision-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
        }

        /* President Section */
        .president {
            background-color: var(--light-gray);
        }

        .president-container {
            display: grid;
            grid-template-columns: 1fr 2fr;
            gap: 40px;
            align-items: center;
        }

        .president-image {
            border-radius: 10px;
            overflow: hidden;
            box-shadow: var(--shadow);
        }

        .president-image img {
            width: 100%;
            height: auto;
            display: block;
            transition: var(--transition);
        }

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

        .president-details h3 {
            font-size: 1.8rem;
            margin-bottom: 10px;
            color: var(--text-dark);
        }

        .president-title {
            color: var(--primary-blue);
            font-weight: 600;
            margin-bottom: 20px;
        }

        .president-description {
            margin-bottom: 20px;
            color: var(--text-light);
        }

        .president-quote {
            font-style: italic;
            padding: 20px;
            background-color: var(--light-blue);
            border-left: 4px solid var(--primary-blue);
            border-radius: 5px;
            margin-top: 20px;
        }

        /* Achievements Section */
        .achievements {
            background-color: var(--white);
        }

        .achievements-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .achievement-card {
            background-color: var(--light-gray);
            border-radius: 10px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

        .achievement-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 12px 25px rgba(0, 0, 0, 0.15);
        }

        .achievement-image {
            height: 200px;
            overflow: hidden;
        }

        .achievement-image img {
            width: 200%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }

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

        .achievement-content {
            padding: 20px;
        }

        .achievement-date {
            color: var(--soft-green);
            font-weight: 600;
            margin-bottom: 10px;
        }

        .achievement-title {
            font-size: 1.4rem;
            margin-bottom: 10px;
        }

        .achievement-description {
            color: var(--text-light);
            margin-bottom: 20px;
        }


        /* Members Section */
        .members {
            background-color: var(--light-gray);
        }

        /* Members: align like gallery (3-per-row grid with image + description cards) */
        .members-container {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            /* remove extra padding so cards align with other sections */
            padding: 0;
            align-items: start;
        }

        .member-card {
            background-color: var(--white);
            border-radius: 8px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            text-align: center;
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .member-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 12px 25px rgba(0, 0, 0, 0.15);
        }


        .member-image {
            height: 250px;
            overflow: hidden;
            width: 100%;
        }

        .member-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            object-position: center 30%;
            display: block;
            transition: var(--transition);
        }

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

        .member-details {
            padding: 18px 16px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: flex-start;
            gap: 6px;
        }

        /* Make sure member cards size like gallery cards and captions wrap nicely */
        .member-name, .member-position, .member-state {
            width: 100%;
            text-align: center;
            overflow-wrap: anywhere;
        }

        /* Member item style matching gallery cards */
        .member-item {
            border-radius: 8px;
            overflow: hidden;
            box-shadow: var(--shadow);
            background: var(--white);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

        .member-item .member-image {
            height: 220px;
            overflow: hidden;
            width: 100%;
        }

        .member-item .member-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            object-position: center 30%;
            display: block;
            transition: var(--transition);
        }

        .member-item:hover { transform: translateY(-6px); box-shadow: 0 12px 30px rgba(0,0,0,0.12); }

        .member-caption {
            padding: 14px 12px;
            text-align: center;
        }

        .member-caption h4 { margin-bottom: 6px; font-size: 1.1rem; color: var(--text-dark); }
        .member-caption p { margin: 0; color: var(--text-light); font-size: 0.95rem; }

        /* Responsive members grid to match gallery breakpoints */
        @media (max-width: 992px) {
            .members-container {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }

        @media (max-width: 576px) {
            .members-container {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .member-image {
                height: 180px;
            }
        }

        .member-name {
            font-size: 1.3rem;
            margin-bottom: 5px;
            color: var(--text-dark);
        }

        .member-position {
            color: var(--primary-blue);
            font-weight: 600;
            margin-bottom: 10px;
        }

        .member-state {
            color: var(--text-light);
            margin-bottom: 15px;
        }

        .member-contact {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin-top: 15px;
        }

        .member-contact a {
            width: 35px;
            height: 35px;
            border-radius: 50%;
            background-color: var(--light-blue);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-blue);
            text-decoration: none;
            transition: var(--transition);
        }

        .member-contact a:hover {
            background-color: var(--primary-blue);
            color: var(--white);
            transform: translateY(-3px);
        }

        /* Events Section */
        .events {
            background-color: var(--light-gray);
        }

        .events-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .event-card {
            background-color: var(--white);
            border-radius: 10px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

        .event-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 12px 25px rgba(0, 0, 0, 0.15);
        }

        .event-image {
            height: 200px;
            overflow: hidden;
        }

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

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

        .event-content {
            padding: 20px;
        }

        .event-date {
            color: var(--soft-green);
            font-weight: 600;
            margin-bottom: 10px;
        }

        .event-title {
            font-size: 1.4rem;
            margin-bottom: 10px;
        }

        .event-description {
            color: var(--text-light);
            margin-bottom: 20px;
        }

        /* Membership Section */
        .membership {
            background: linear-gradient(135deg, var(--primary-blue) 0%, #3a7ac8 100%);
            color: var(--white);
        }

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

        .membership-content {
            text-align: center;
            max-width: 800px;
            margin: 0 auto;
        }

        .benefits {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 25px;
            margin: 40px 0;
        }

        .benefit-card {
            background-color: rgba(255, 255, 255, 0.1);
            padding: 25px;
            border-radius: 10px;
            backdrop-filter: blur(5px);
            transition: var(--transition);
        }

        .benefit-card:hover {
            background-color: rgba(255, 255, 255, 0.2);
            transform: translateY(-5px);
        }

        .benefit-icon {
            font-size: 2.5rem;
            margin-bottom: 15px;
            color: var(--soft-green);
        }

        .pricing-options {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
            margin-top: 50px;
        }

        .pricing-card {
            background-color: var(--white);
            color: var(--text-dark);
            border-radius: 10px;
            padding: 30px;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

        .pricing-card:hover {
            transform: scale(1.03);
            box-shadow: 0 12px 25px rgba(0, 0, 0, 0.2);
        }

        .pricing-card.featured {
            border: 2px solid var(--soft-green);
            position: relative;
        }

        .pricing-header {
            text-align: center;
            margin-bottom: 25px;
        }

        .price {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--primary-blue);
            margin: 15px 0;
        }

        .price-duration {
            color: var(--text-light);
        }

        .pricing-features {
            list-style: none;
            margin: 20px 0;
        }

        .pricing-features li {
            margin-bottom: 10px;
            display: flex;
            align-items: center;
        }

        .pricing-features li i {
            color: var(--soft-green);
            margin-right: 10px;
        }

        /* Gallery Section */
        .gallery {
            background-color: var(--white);
        }

        /* Grid gallery: 3 images per row on desktop, 2 on tablet, 1 on mobile. */
        .gallery-container {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            align-items: start;
        }

        .gallery-item {
            border-radius: 8px;
            overflow: hidden;
            height: 250px;
            position: relative;
            cursor: pointer;
            box-shadow: var(--shadow);
            width: 100%;
        }

        .gallery-item img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
            justify-content: center;
        }

        /* Responsive grid adjustments */
        @media (max-width: 992px) {
            .gallery-container {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .gallery-item {
                height: 220px;
            }
        }

        @media (max-width: 576px) {
            .gallery-container {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .gallery-item {
                height: 180px;
            }
        }

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

        .gallery-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.4);
            display: space-evenly;
            align-items: center;
            justify-content: center;
            opacity: 0;
            transition: var(--transition);
        }

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

        .gallery-overlay i {
            color: var(--white);
            font-size: 2rem;
        }

        /* Contact Section */
        .contact {
            background-color: var(--light-gray);
        }

        .contact-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
        }

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

        .contact-card {
            display: flex;
            align-items: flex-start;
            gap: 15px;
        }

        .contact-icon {
            width: 50px;
            height: 50px;
            background-color: var(--primary-blue);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            font-size: 1.2rem;
        }

        .contact-form {
            background-color: var(--white);
            padding: 30px;
            border-radius: 10px;
            box-shadow: var(--shadow);
        }

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

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 500;
        }

        .form-control {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid #ddd;
            border-radius: 5px;
            font-family: 'Open Sans', sans-serif;
            transition: var(--transition);
        }

        .form-control:focus {
            outline: none;
            border-color: var(--primary-blue);
            box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.2);
        }

        textarea.form-control {
            min-height: 150px;
            resize: vertical;
        }

        .map-container {
            margin-top: 50px;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: var(--shadow);
        }

        .map-container iframe {
            width: 100%;
            height: 400px;
            border: none;
        }

        /* Footer */
        footer {
            background-color: var(--text-dark);
            color: var(--white);
            padding: 60px 0 30px;
        }

        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
        }

        .footer-logo {
            font-family: 'Montserrat', sans-serif;
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 20px;
            color: var(--white);
        }

        .footer-description {
            margin-bottom: 20px;
            color: #ccc;
        }

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

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

        .social-link:hover {
            background-color: var(--primary-blue);
            transform: translateY(-3px);
        }

        .footer-links h3 {
            color: var(--white);
            margin-bottom: 25px;
            font-size: 1.3rem;
        }

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

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

        .footer-links a {
            color: #ccc;
            text-decoration: none;
            transition: var(--transition);
        }

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

        .copyright {
            text-align: center;
            margin-top: 50px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: #ccc;
        }

        /* Animations */
        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @keyframes float {
            0% {
                transform: translateY(0) rotate(0deg);
            }
            50% {
                transform: translateY(-20px) rotate(10deg);
            }
            100% {
                transform: translateY(0) rotate(0deg);
            }
        }

        /* Responsive Design */
        @media (max-width: 1200px) {
            .image-slider {
                width: 450px;
                height: 350px;
            }
        }

        @media (max-width: 1100px) {
            .image-slider {
                width: 400px;
                height: 300px;
            }
        }

        @media (max-width: 992px) {
            .hero-title {
                font-size: 2.8rem;
            }
            
            .about-content {
                grid-template-columns: 1fr;
            }
            
            .president-container {
                grid-template-columns: 1fr;
            }
            
            .contact-container {
                grid-template-columns: 1fr;
            }
            
            .image-slider {
                position: relative;
                right: auto;
                top: auto;
                transform: none;
                width: 100%;
                max-width: 500px;
                margin: 40px auto;
            }
            
            .hero {
                height: auto;
                padding: 120px 0 80px;
                flex-direction: column;
            }
            
            .hero-content {
                text-align: center;
                margin-bottom: 40px;
            }
        }

        @media (max-width: 768px) {
            .header-container {
                justify-content: flex-start;
            }
            .hamburger {
                display: block;
                font-size: 2rem;
                margin-right: 10px;
            }
            .logo {
                margin-left: 0;
            }
            .nav-menu {
                position: fixed;
                top: 0;
                right: -100vw;
                width: 70vw;
                max-width: 320px;
                height: 100vh;
                background: #fff;
                flex-direction: column;
                align-items: flex-start;
                justify-content: flex-start;
                gap: 0;
                padding-top: 80px;
                box-shadow: 2px 0 15px rgba(0,0,0,0.12);
                transition: right 0.3s cubic-bezier(.4,0,.2,1);
                z-index: 1200;
            }
            .nav-menu.active {
                right: 0;
            }
            .nav-menu li {
                width: 100%;
                border-bottom: 1px solid #eee;
            }
            .nav-link {
                display: block;
                width: 100%;
                padding: 18px 28px;
                font-size: 1.1rem;
            }
        }
        @media (max-width: 400px) {
            .nav-menu {
                width: 90vw;
                max-width: none;
            }
        }

        /* Payment Page QR/Image Responsive */
        .payment-qr img,
        #paymentImage {
            max-width: 320px;
            width: 100%;
            height: auto;
            display: block;
            margin: 0 auto;
            border-radius: 10px;
            box-shadow: var(--shadow);
        }

        @media (max-width: 600px) {
            .payment-qr img,
            #paymentImage {
                max-width: 90vw;
                width: 100%;
                height: auto;
            }
        }