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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 50%, #60a5fa 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    padding: 1rem;
    position: relative;
    overflow: hidden;
}

.sun {
    position: absolute;
    top: 50px;
    right: 100px;
    width: 110px;
    height: 100px;
    background-image: url(sun.png);
    background-size: cover;
    border-radius: 0%;
    z-index: 1;
}

@media (max-width: 768px) {
    .sun {
        width: 60px;
        height: 60px;
        top: 15px;
        right: 15px;
    }
}

@media (max-height: 600px) {
    .sun {
        width: 50px;
        height: 50px;
        top: 10px;
        right: 10px;
    }
}

.grass-field {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 40px;
    background: linear-gradient(to top, #15803d 0%, #16a34a 30%, #22c55e 60%, #4ade80 100%);
    z-index: 1;
}

.grass-field::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(2px 8px at 10px 5px, #059669, transparent),
        radial-gradient(1px 6px at 25px 8px, #16a34a, transparent),
        radial-gradient(2px 10px at 40px 3px, #15803d, transparent),
        radial-gradient(1px 7px at 60px 6px, #059669, transparent),
        radial-gradient(2px 9px at 80px 4px, #16a34a, transparent),
        radial-gradient(1px 8px at 100px 7px, #15803d, transparent),
        radial-gradient(2px 6px at 120px 5px, #059669, transparent),
        radial-gradient(1px 9px at 140px 3px, #16a34a, transparent),
        radial-gradient(2px 7px at 160px 6px, #15803d, transparent),
        radial-gradient(1px 10px at 180px 4px, #059669, transparent);
    background-size: 200px 15px;
    background-repeat: repeat-x;
    animation: sway 6s ease-in-out infinite alternate;
}

@keyframes sway {
    0% { transform: translateX(0px) scaleX(1); }
    100% { transform: translateX(-5px) scaleX(1.02); }
}

.tree {
    position: absolute;
    bottom: 40px;
    z-index: 1;
}

.tree-trunk {
    background: linear-gradient(to right, #92400e, #a16207);
    border-radius: 2px;
    position: relative;
    margin: 0 auto;
}

.tree-leaves {
    background: radial-gradient(circle, #16a34a 20%, #15803d 60%, #166534 100%);
    border-radius: 50%;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}

.tree1 {
    left: 8%;
}
.tree1 .tree-trunk {
    width: 8px;
    height: 35px;
}
.tree1 .tree-leaves {
    width: 40px;
    height: 40px;
    bottom: 25px;
}

.tree2 {
    right: 12%;
}
.tree2 .tree-trunk {
    width: 6px;
    height: 25px;
}
.tree2 .tree-leaves {
    width: 30px;
    height: 30px;
    bottom: 18px;
}

.tree3 {
    left: 25%;
}
.tree3 .tree-trunk {
    width: 10px;
    height: 45px;
}
.tree3 .tree-leaves {
    width: 50px;
    height: 50px;
    bottom: 35px;
}

.tree4 {
    right: 50%;
}
.tree4 .tree-trunk {
    width: 5px;
    height: 20px;
}
.tree4 .tree-leaves {
    width: 25px;
    height: 25px;
    bottom: 15px;
}

.tree5 {
    left: 70%;
}
.tree5 .tree-trunk {
    width: 7px;
    height: 30px;
}
.tree5 .tree-leaves {
    width: 35px;
    height: 35px;
    bottom: 22px;
}

@media (max-width: 768px) {
    .tree {
        transform: scale(0.8);
    }
}

.cloud {
    position: absolute;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 50px;
    opacity: 0.4;
    animation: float 20s infinite linear;
}

.cloud::before,
.cloud::after {
    content: '';
    position: absolute;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 50px;
}

.cloud1 {
    width: 60px;
    height: 20px;
    top: 20%;
    left: -80px;
    animation-delay: -2s;
}
.cloud1::before {
    width: 30px;
    height: 30px;
    top: -10px;
    left: 5px;
}
.cloud1::after {
    width: 40px;
    height: 25px;
    top: -8px;
    right: 5px;
}

.cloud2 {
    width: 40px;
    height: 15px;
    top: 60%;
    left: -60px;
    animation-delay: -8s;
}
.cloud2::before {
    width: 20px;
    height: 20px;
    top: -8px;
    left: 3px;
}
.cloud2::after {
    width: 25px;
    height: 18px;
    top: -6px;
    right: 3px;
}

.cloud3 {
    width: 80px;
    height: 25px;
    top: 35%;
    left: -100px;
    animation-delay: -15s;
}
.cloud3::before {
    width: 35px;
    height: 35px;
    top: -12px;
    left: 8px;
}
.cloud3::after {
    width: 45px;
    height: 30px;
    top: -10px;
    right: 8px;
}

.cloud4 {
    width: 50px;
    height: 18px;
    top: 75%;
    left: -70px;
    animation-delay: -5s;
}
.cloud4::before {
    width: 25px;
    height: 25px;
    top: -9px;
    left: 5px;
}
.cloud4::after {
    width: 30px;
    height: 22px;
    top: -7px;
    right: 5px;
}

.cloud5 {
    width: 35px;
    height: 12px;
    top: 15%;
    left: -50px;
    animation-delay: -12s;
}
.cloud5::before {
    width: 18px;
    height: 18px;
    top: -6px;
    left: 3px;
}
.cloud5::after {
    width: 22px;
    height: 15px;
    top: -5px;
    right: 3px;
}

.cloud6 {
    width: 70px;
    height: 22px;
    top: 50%;
    left: -90px;
    animation-delay: -18s;
}
.cloud6::before {
    width: 32px;
    height: 32px;
    top: -11px;
    left: 6px;
}
.cloud6::after {
    width: 38px;
    height: 28px;
    top: -9px;
    right: 6px;
}

@keyframes float {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(calc(100vw + 100px));
    }
}

.container {
    text-align: center;
    max-width: 600px;
    width: 100%;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 32px rgba(31, 38, 135, 0.2);
    animation: fadeInUp 0.8s ease-out;
    max-height: 1000px;
    height: 100%;
    overflow-y: auto;
    color: #1e40af;
    position: relative;
    z-index: 2;
}

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

.logo {
    width: 60px;
    height: 60px;
    background: linear-gradient(45deg, #2563eb, #60a5fa);
    border-radius: 16px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    color: white;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
    background: linear-gradient(45deg, #1e40af, #3b82f6);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.2;
}

.subtitle {
    font-size: 1rem;
    margin-bottom: 1.5rem;
    opacity: 0.7;
    line-height: 1.5;
    color: #374151;
}

.os-info {
    background: rgba(59, 130, 246, 0.1);
    padding: 1rem;
    border-radius: 10px;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.os-detected {
    font-size: 1rem;
    margin-bottom: 0.3rem;
    font-weight: 600;
    color: #1e40af;
}

.download-btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    background: linear-gradient(45deg, #2563eb, #60a5fa);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    margin: 0.3rem;
    min-width: 180px;
    cursor: pointer;
    border: none;
}

.download-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
    filter: brightness(1.1);
}

.download-btn.primary {
    background: linear-gradient(45deg, #1e40af, #3b82f6);
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
}

.download-btn.primary:hover {
    transform: scale(1.05) translateY(-2px);
}

.other-downloads {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(59, 130, 246, 0.2);
}

.other-downloads h3 {
    font-size: 1rem;
    margin-bottom: 1rem;
    opacity: 0.8;
    color: #374151;
}

.os-icon {
    display: inline-block;
    margin-right: 0.5rem;
    font-size: 1.1rem;
}

.features {
    margin-top: 1.5rem;
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.feature {
    background: rgba(59, 130, 246, 0.08);
    padding: 0.8rem;
    border-radius: 10px;
    border: 1px solid rgba(59, 130, 246, 0.15);
    flex: 0 1 130px;
    min-width: 110px;
}

.feature-icon {
    font-size: 1.5rem;
    margin-bottom: 0.3rem;
}

.feature-text {
    font-size: 0.9rem;
    color: #374151;
}

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-content {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 32px rgba(31, 38, 135, 0.2);
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    color: #1e40af;
    position: relative;
}

.modal-body {
    flex: 1;
    overflow-y: auto;
    padding: 1.5rem;
}

.modal-body h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #1e40af;
}

.modal-body h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.8rem;
    color: #1e40af;
}

.modal-body p {
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 1rem;
    color: #374151;
}

.modal-body ul {
    list-style-type: disc;
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.modal-body li {
    font-size: 0.9rem;
    line-height: 1.5;
    color: #374151;
}

.modal-footer {
    position: sticky;
    bottom: 0;
    background: rgba(255, 255, 255, 0.95);
    padding: 1rem 1.5rem;
    border-top: 1px solid rgba(59, 130, 246, 0.2);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.modal-footer label {
    display: flex;
    align-items: center;
    font-size: 0.9rem;
    color: #374151;
}

.modal-footer input[type="checkbox"] {
    margin-right: 0.5rem;
}

.modal-buttons {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
}

.modal-btn {
    padding: 0.6rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.modal-btn.accept {
    background: linear-gradient(45deg, #2563eb, #60a5fa);
    color: white;
    border: none;
}

.modal-btn.accept:disabled {
    background: #ccc;
    cursor: not-allowed;
}

.modal-btn.cancel {
    background: transparent;
    border: 1px solid #2563eb;
    color: #2563eb;
}

.modal-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

@media (max-width: 768px) {
    body {
        padding: 0.5rem;
        max-height: calc(100vh - 100px);
    }
    
    .container {
        padding: 1.2rem;
        max-height: calc(100vh - 80px);
    }
    
    h1 {
        font-size: 1.8rem;
    }
    
    .subtitle {
        font-size: 0.95rem;
    }
    
    .download-btn {
        display: block;
        margin: 0.5rem auto;
        min-width: auto;
        width: 100%;
        max-width: 250px;
    }
    
    .features {
        gap: 0.8rem;
    }
    
    .feature {
        flex: 1 1 100px;
    }

    .modal-content {
        width: 95%;
    }

    .modal-body {
        padding: 1rem;
    }

    .modal-footer {
        padding: 0.8rem 1rem;
    }
}

@media (max-height: 600px) {
    .container {
        max-height: 95vh;
        padding: 1rem;
    }
    
    .logo {
        width: 50px;
        height: 50px;
        font-size: 1.3rem;
        margin-bottom: 1rem;
    }
    
    h1 {
        font-size: 1.6rem;
        margin-bottom: 0.5rem;
    }
    
    .subtitle {
        font-size: 0.9rem;
        margin-bottom: 1rem;
    }
    
    .os-info {
        padding: 0.8rem;
        margin-bottom: 1rem;
    }
    
    .features {
        margin-top: 1rem;
    }
    
    .other-downloads {
        margin-top: 1rem;
        padding-top: 1rem;
    }
}

.scroll-container {
    scroll-snap-type: y mandatory;
    overflow-y: scroll;
    height: 100vh;
    position: relative;
    width: 100%;
    z-index: 2;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.scroll-container::-webkit-scrollbar {
    display: none;
}

.scroll-section {
    scroll-snap-align: start;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    width: 100%;
}

.sidebar-nav {
    position: fixed;
    right: 30px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 100;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.nav-dot {
    width: 12px;
    height: 12px;
    background: rgba(255, 255, 255, 0.4);
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.6);
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    text-decoration: none;
}

.nav-dot:hover {
    background: rgba(255, 255, 255, 0.8);
    transform: scale(1.3);
}

.nav-dot.active {
    background: white;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.8);
}

.nav-label {
    position: absolute;
    right: 25px;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.95);
    color: #1e40af;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.nav-dot:hover .nav-label {
    opacity: 1;
}

.contact-container {
    display: flex;
    gap: 2rem;
    max-width: 1400px;
    width: 90%;
    align-items: stretch;
}

.contact-box {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 32px rgba(31, 38, 135, 0.2);
    padding: 3rem;
    color: #1e40af;
    flex: 1;
}

.contact-box h2 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #1e40af;
}

.report-box {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.report-types {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    margin-top: 2rem;
    width: 100%;
    max-width: 400px;
}

.report-type {
    background: rgba(59, 130, 246, 0.1);
    padding: 0.8rem 1.2rem;
    border-radius: 12px;
    border: 1px solid rgba(59, 130, 246, 0.2);
    font-size: 1rem;
    color: #374151;
    font-weight: 500;
}

.contact-form-box {
    display: flex;
    flex-direction: column;
}

.contact-form {
    width: 100%;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1.2rem;
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 12px;
    font-size: 1.1rem;
    font-family: inherit;
    background: rgba(255, 255, 255, 0.9);
    color: #1e40af;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

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

@media (max-width: 768px) {
    .sidebar-nav {
        right: 15px;
    }
    
    .nav-label {
        display: none;
    }

    .contact-container {
        flex-direction: column;
        width: 95%;
        gap: 1.5rem;
    }

    .contact-box {
        padding: 2rem;
    }
    
    .contact-box h2 {
        font-size: 1.5rem;
    }
    
    .form-group input,
    .form-group textarea {
        padding: 1rem;
        font-size: 1rem;
    }
}