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

        body {
            font-family: 'Balsamiq Sans', cursive;
            color: #171a1f;
            overflow-x: hidden;
            background: white;
        }

        /* ===========================
           NAVIGATION - MOBILE FIRST
        =========================== */
        nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 12px 20px;
            background: white;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            box-shadow: 0px 2px 8px rgba(0, 0, 0, 0.05);
            animation: slideDown 0.5s ease-out;
            transition: transform 0.3s ease, opacity 0.3s ease;
        }

        nav.menu-open {
            transform: translateY(-100%);
            opacity: 0;
            pointer-events: none;
        }

        @keyframes slideDown {
            from {
                transform: translateY(-100%);
                opacity: 0;
            }
            to {
                transform: translateY(0);
                opacity: 1;
            }
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 14px;
            animation: fadeIn 0.8s ease-out;
            flex: 1;
        }

        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }

        .logo img {
            height: 45px;
            width: auto;
            max-width: 100%;
            object-fit: contain;
            transition: transform 0.3s ease;
        }

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

        .logo span {
            display: none;
        }

        .nav-links,
        .nav-actions {
            display: none;
        }

        /* Mobile Menu Toggle */
        .mobile-menu-toggle {
            display: flex;
            flex-direction: column;
            cursor: pointer;
            padding: 8px;
            z-index: 1002;
            transition: transform 0.3s ease;
        }

        .mobile-menu-toggle:active {
            transform: scale(0.9);
        }

        .mobile-menu-toggle span {
            width: 25px;
            height: 3px;
            background: #171A1F;
            margin: 3px 0;
            transition: all 0.3s ease;
            border-radius: 2px;
        }

        .mobile-menu-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(8px, 8px);
            background: white;
        }

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

        .mobile-menu-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(7px, -7px);
            background: white;
        }

        /* Mobile Menu */
        .mobile-menu {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            background: rgba(0, 0, 0, 0.85);
            z-index: 1001;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
            backdrop-filter: blur(8px);
        }

        .mobile-menu.active {
            opacity: 1;
            visibility: visible;
        }

        .mobile-menu-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            background: white;
            padding: 12px 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            box-shadow: 0px 2px 8px rgba(0, 0, 0, 0.1);
            z-index: 1003;
            transform: translateY(-100%);
            transition: transform 0.3s ease;
        }

        .mobile-menu.active .mobile-menu-header {
            transform: translateY(0);
        }

        .mobile-menu-header .logo img {
            height: 45px;
            width: auto;
        }

        .mobile-menu-content {
            background: white;
            width: 85%;
            max-width: 320px;
            height: 100vh;
            padding: 80px 30px 30px;
            transform: translateX(-100%);
            transition: transform 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
            overflow-y: auto;
        }

        .mobile-menu.active .mobile-menu-content {
            transform: translateX(0);
        }

        .mobile-menu-close {
            background: none;
            border: none;
            font-size: 32px;
            cursor: pointer;
            color: #171A1F;
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s ease;
        }

        .mobile-menu-close:active {
            transform: scale(0.9) rotate(90deg);
        }

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

        .mobile-nav-links li {
            margin: 0;
            opacity: 0;
            transform: translateX(-20px);
        }

        .mobile-menu.active .mobile-nav-links li {
            animation: slideInLeft 0.5s ease forwards;
        }

        .mobile-menu.active .mobile-nav-links li:nth-child(1) { animation-delay: 0.1s; }
        .mobile-menu.active .mobile-nav-links li:nth-child(2) { animation-delay: 0.15s; }
        .mobile-menu.active .mobile-nav-links li:nth-child(3) { animation-delay: 0.2s; }
        .mobile-menu.active .mobile-nav-links li:nth-child(4) { animation-delay: 0.25s; }
        .mobile-menu.active .mobile-nav-links li:nth-child(5) { animation-delay: 0.3s; }
        .mobile-menu.active .mobile-nav-links li:nth-child(6) { animation-delay: 0.35s; }

        @keyframes slideInLeft {
            to {
                opacity: 1;
                transform: translateX(0);
            }
        }

        .mobile-nav-links a {
            text-decoration: none;
            color: #171A1F;
            font-size: 18px;
            font-weight: 500;
            display: block;
            padding: 15px 10px;
            border-bottom: 1px solid #E3E8EF;
            transition: all 0.3s ease;
        }

        .mobile-nav-links a:hover,
        .mobile-nav-links a:active {
            color: #5CC778;
            padding-left: 20px;
            background: rgba(92, 199, 120, 0.05);
        }

        .mobile-nav-actions {
            margin-top: 30px;
            opacity: 0;
            transform: translateY(20px);
        }

        .mobile-menu.active .mobile-nav-actions {
            animation: fadeInUp 0.5s ease 0.4s forwards;
        }

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

        /* Buttons */
        .btn {
            padding: 14px 24px;
            border-radius: 12px;
            font-size: 15px;
            font-weight: 700;
            cursor: pointer;
            transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border: none;
            font-family: 'Balsamiq Sans', cursive;
            width: 100%;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .btn::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            width: 0;
            height: 0;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.3);
            transform: translate(-50%, -50%);
            transition: width 0.6s, height 0.6s;
        }

        .btn:active::before {
            width: 300px;
            height: 300px;
        }

        .btn-donate {
            background: #FF6B6B;
            color: white;
            margin-bottom: 10px;
        }

        .btn-donate:active {
            background: #ff5252;
            transform: scale(0.98);
        }

        .btn-whatsapp {
            background: #25D366;
            color: white;
        }

        .btn-whatsapp:active {
            background: #20ba5a;
            transform: scale(0.98);
        }

        /* Hero Section */
        .hero-section {
            margin-top: 70px;
            background: white;
            padding: 40px 20px;
            text-align: center;
            animation: fadeIn 0.8s ease-out;
        }

        .hero-title {
            font-size: 28px;
            line-height: 34px;
            font-weight: 700;
            color: #5CC778;
            margin-bottom: 16px;
            animation: slideInFromTop 0.8s ease-out;
        }

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

        .hero-description {
            font-size: 15px;
            line-height: 22px;
            font-weight: 400;
            color: #565D6D;
            max-width: 100%;
            animation: fadeIn 1s ease-out 0.3s both;
        }

        /* Disabilities Container */
        .disabilities-container {
            padding: 40px 20px;
            background: white;
        }

        .disabilities-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
            max-width: 1400px;
            margin: 0 auto;
        }

        .disability-card {
            background: white;
            padding: 24px 20px;
            text-align: left;
            transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
            cursor: pointer;
            border-radius: 16px;
            border: 2px solid #F4F4F4;
            box-shadow: 0px 2px 8px rgba(0, 0, 0, 0.06);
            opacity: 0;
            transform: translateY(30px);
        }

        .disability-card.animate {
            animation: cardFadeIn 0.6s ease forwards;
        }

        @keyframes cardFadeIn {
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .disability-card:active {
            transform: scale(0.98);
        }

        .disability-header {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            margin-bottom: 16px;
        }

        .disability-icon {
            width: 48px;
            height: 48px;
            min-width: 48px;
            background: #5CC778;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 22px;
            transition: all 0.3s ease;
        }

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

        .disability-title {
            font-size: 18px;
            line-height: 24px;
            font-weight: 700;
            color: #171A1F;
            margin-top: 4px;
        }

        .disability-description {
            font-size: 14px;
            line-height: 22px;
            font-weight: 400;
            color: #565D6D;
            margin-bottom: 16px;
        }

        .parental-advice {
            font-size: 13px;
            font-weight: 600;
            color: #E57373;
            display: flex;
            align-items: center;
            gap: 8px;
            cursor: pointer;
            transition: all 0.3s ease;
            padding: 8px 12px;
            background: rgba(229, 115, 115, 0.1);
            border-radius: 8px;
            width: fit-content;
        }

        .parental-advice:active {
            background: rgba(229, 115, 115, 0.2);
            transform: scale(0.98);
        }

        .parental-advice i {
            font-size: 12px;
            transition: transform 0.3s ease;
        }

        .disability-card.expanded .parental-advice i {
            transform: rotate(180deg);
        }

        .advice-content {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, margin-top 0.4s ease;
            margin-top: 0;
        }

        .disability-card.expanded .advice-content {
            max-height: 1000px;
            margin-top: 16px;
        }

        .advice-content-inner {
            background: linear-gradient(135deg, rgba(92, 199, 120, 0.1) 0%, rgba(92, 199, 120, 0.05) 100%);
            padding: 16px;
            border-radius: 12px;
            border-left: 4px solid #5CC778;
        }

        .advice-content h4 {
            font-size: 15px;
            font-weight: 700;
            color: #5CC778;
            margin-bottom: 12px;
        }

        .advice-content ul {
            margin-left: 20px;
            margin-bottom: 12px;
        }

        .advice-content li {
            font-size: 13px;
            line-height: 20px;
            color: #565D6D;
            margin-bottom: 8px;
        }

        .advice-content p {
            font-size: 13px;
            line-height: 20px;
            color: #565D6D;
            margin-bottom: 8px;
        }

        /* Footer */
        footer {
            padding: 40px 20px;
            background: white;
            border-top: 2px solid #F4FBF6;
            display: flex;
            flex-direction: column;
            gap: 24px;
            text-align: center;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 16px;
            list-style: none;
        }

        .footer-links a {
            text-decoration: none;
            color: #565D6D;
            font-size: 14px;
            transition: color 0.3s ease;
        }

        .footer-links a:hover {
            color: #5CC778;
        }

        .social-links {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .social-icon {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: #F4FBF6;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #5CC778;
            text-decoration: none;
            transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
            font-size: 18px;
        }

        .social-icon:active {
            background: #5CC778;
            color: white;
            transform: scale(0.9) rotate(10deg);
        }

        /* ===========================
           TABLET - 600px and up
        =========================== */
        @media (min-width: 600px) {
            nav {
                padding: 16px 40px;
            }

            .logo img {
                height: 50px;
            }

            .mobile-menu-header .logo img {
                height: 50px;
            }

            .hero-section {
                padding: 60px 40px;
                margin-top: 80px;
            }

            .hero-title {
                font-size: 42px;
                line-height: 48px;
            }

            .hero-description {
                font-size: 16px;
                line-height: 24px;
                max-width: 720px;
                margin: 0 auto;
            }

            .disabilities-container {
                padding: 60px 40px;
            }

            .disabilities-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }

            footer {
                flex-direction: row;
                justify-content: space-between;
                align-items: center;
                padding: 40px;
            }

            .footer-links {
                flex-direction: row;
                gap: 24px;
            }
        }

        /* ===========================
           TABLET LANDSCAPE - 900px and up
        =========================== */
        @media (min-width: 900px) {
            .disabilities-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 28px;
            }

            .hero-section {
                padding: 70px 60px;
            }

            .hero-title {
                font-size: 52px;
                line-height: 58px;
            }

            .disabilities-container {
                padding: 70px 60px;
            }
        }

        /* ===========================
           DESKTOP - 1024px and up
        =========================== */
        @media (min-width: 1024px) {
            nav {
                padding: 16px 80px;
            }

            .logo img {
                height: 55px;
            }

            .logo span {
                display: inline;
                font-size: 14px;
            }

            .mobile-menu-toggle {
                display: none;
            }

            .nav-links {
                display: flex;
                gap: 32px;
                list-style: none;
            }

            .nav-links a {
                text-decoration: none;
                color: #171a1f;
                font-size: 14px;
                font-weight: 400;
                transition: all 0.3s ease;
                position: relative;
            }

            .nav-links a::after {
                content: '';
                position: absolute;
                bottom: -5px;
                left: 0;
                width: 0;
                height: 2px;
                background: #5CC778;
                transition: width 0.3s ease;
            }

            .nav-links a:hover {
                color: #5CC778;
            }

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

            .nav-actions {
                display: flex;
                gap: 12px;
            }

            .nav-actions .btn {
                width: auto;
            }

            .btn:hover {
                transform: translateY(-2px);
                box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
            }

            .btn-donate:hover {
                background: #ff5252;
            }

            .btn-whatsapp:hover {
                background: #20ba5a;
            }

            .hero-section {
                padding: 80px 128px;
            }

            .hero-title {
                font-size: 60px;
                line-height: 60px;
            }

            .disabilities-container {
                padding: 80px 128px;
            }

            .disabilities-grid {
                grid-template-columns: repeat(4, 1fr);
                gap: 24px;
            }

            .disability-card:hover {
                transform: translateY(-4px);
                box-shadow: 0px 8px 24px rgba(93, 200, 121, 0.2);
            }

            .parental-advice:hover {
                background: rgba(229, 115, 115, 0.2);
                color: #FF5252;
            }

            footer {
                padding: 40px 80px;
            }

            .social-icon:hover {
                background: #5CC778;
                color: white;
                transform: scale(1.15) rotate(10deg);
            }
        }