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

body {
    font-family: 'Arial', sans-serif;
    overflow: hidden;
    background: url('assets/images/bg.png') center/cover no-repeat;
    min-height: 100vh;
    background-attachment: fixed;
}

.container {
    position: relative;
    width: 100vw;
    height: 100vh;
}

.slide {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    transform: translateX(100%);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.slide.active {
    opacity: 1;
    transform: translateX(0);
}

.content {
    display: flex;
    align-items: center;
    justify-content: center;
    height: calc(100vh - 200px);
    padding: 0 5%;
    gap: 4%;
    max-width: 1400px;
    margin: 150px auto 50px;
}

.mockup {
    flex: 0 0 45%;
    display: flex;
    justify-content: center;
    align-items: center;
    animation: slideInLeft 1s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.mockup-card {
    background: transparent;
    position: relative;
    transition: all 0.3s ease;
}

.mockup-card::after {
    content: '';
    position: absolute;
    bottom: -60px;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    height: 35px;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 50%;
    filter: blur(20px);
    transition: all 0.3s ease;
}

.mockup-card:hover {
    transform: translateY(-8px);
}

.mockup-card:hover::after {
    width: 110%;
    height: 40px;
    bottom: -65px;
    background: rgba(0, 0, 0, 0.6);
}

.mockup img {
    width: 100%;
    height: 600px;
    object-fit: contain;
    transition: all 0.3s ease;
    border-radius: 16px;
}

.mockup-card:hover .mockup img {
    transform: scale(1.02);
}

.description {
    flex: 0 0 47%;
    color: white;
    animation: slideInRight 1s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.2s both;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.description-card {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(15px);
    border-radius: 20px;
    padding: 40px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.description-card:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: translateY(-3px);
}

.description h3 {
    font-family: 'Arial', sans-serif;
    font-size: 28px;
    margin-bottom: 1.2rem;
    font-weight: 400;
    color: #354356;
    letter-spacing: 0.8px;
    opacity: 0.9;
}

.description h1 {
    font-family: 'Fredoka One', cursive;
    font-size: 52px;
    margin-bottom: 2.5rem;
    font-weight: 400;
    color: #1e3a8a;
    line-height: 1.0;
    text-shadow: 0 4px 8px rgba(31, 64, 175, 0.2);
    letter-spacing: 1px;
    background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.description p {
    font-size: 22px;
    line-height: 1.7;
    margin-bottom: 2rem;
    color: #354356;
    font-weight: 300;
    letter-spacing: 0.5px;
    opacity: 0.95;
}

.navigation {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 16px;
    color: #354356;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(15px);
    padding: 12px 20px;
    border-radius: 30px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.nav-btn {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 2px solid rgba(53, 67, 86, 0.6);
    background: transparent;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
}

.nav-btn.active {
    background: #354356;
    border-color: #354356;
    transform: scale(1.3);
    box-shadow: 0 0 0 3px rgba(53, 67, 86, 0.3);
}

.fixed-logo {
    position: fixed;
    top: 50px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    display: flex;
    align-items: center;
    gap: 25px;
}

.fixed-logo img {
    height: 100px;
    width: auto;
    filter: drop-shadow(0 4px 12px rgba(0,0,0,0.15));
}

.playstore-inline img {
    height: 50px;
    width: auto;
    filter: drop-shadow(0 4px 12px rgba(0,0,0,0.2));
    border-radius: 12px;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-80px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateX(0) scale(1);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(80px) translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0) translateY(0);
    }
}

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

/* Large tablets and small desktops */
@media (max-width: 1200px) {
    body {
        background-size: cover;
        background-position: center center;
        position: fixed;
        width: 100vw;
        height: 100vh;
    }
    
    .content {
        margin: 120px auto 40px;
        padding: 0 3%;
        gap: 3%;
    }
    
    .description h1 {
        font-size: 45px;
    }
    
    .description h3 {
        font-size: 24px;
    }
    
    .description p {
        font-size: 20px;
    }
    
    .mockup img {
        height: 520px;
    }
}

/* Large tablets portrait */
@media (max-width: 1200px) and (orientation: portrait) {
    body {
        background-size: cover;
        background-position: center top;
    }
    
    .content {
        flex-direction: column;
        text-align: center;
        margin: 100px auto 30px;
    }
    
    .mockup {
        order: 2;
    }
    
    .description {
        order: 1;
    }
}

/* Large tablets landscape */
@media (max-width: 1200px) and (orientation: landscape) {
    body {
        background-size: cover;
        background-position: center center;
    }
    
    .content {
        flex-direction: row;
        margin: 80px auto 20px;
    }
}

/* Tablets landscape */
@media (max-width: 1024px) and (orientation: landscape) {
    body {
        background-size: cover;
        background-position: center center;
        position: fixed;
        width: 100vw;
        height: 100vh;
    }
    
    .content {
        margin: 80px auto 20px;
        padding: 0 2%;
        gap: 2%;
        flex-direction: row;
    }
    
    .fixed-logo img {
        height: 70px;
        filter: drop-shadow(0 3px 10px rgba(0,0,0,0.12));
    }
    
    .playstore-inline img {
        height: 35px;
        filter: drop-shadow(0 3px 10px rgba(0,0,0,0.18));
        border-radius: 10px;
    }
    
    .description h1 {
        font-size: 36px;
    }
    
    .description h3 {
        font-size: 20px;
    }
    
    .description p {
        font-size: 16px;
    }
    
    .mockup img {
        height: 350px;
    }
    
    .description-card {
        padding: 25px;
    }
    
    .navigation {
        padding: 8px 14px;
        gap: 12px;
    }
    
    .nav-btn {
        width: 8px;
        height: 8px;
    }
}

/* Tablets portrait */
@media (max-width: 1024px) and (orientation: portrait) {
    body {
        background-size: cover;
        background-position: center top;
        position: fixed;
        width: 100vw;
        height: 100vh;
    }
    
    .content {
        flex-direction: column;
        margin: 120px auto 30px;
        padding: 0 3%;
        gap: 2rem;
        text-align: center;
    }
    
    .mockup {
        order: 2;
    }
    
    .description {
        order: 1;
    }
    
    .fixed-logo {
        flex-direction: column;
        gap: 12px;
    }
    
    .fixed-logo img {
        height: 80px;
        filter: drop-shadow(0 3px 10px rgba(0,0,0,0.12));
    }
    
    .playstore-inline img {
        height: 40px;
        filter: drop-shadow(0 3px 10px rgba(0,0,0,0.18));
        border-radius: 10px;
    }
    
    .description h1 {
        font-size: 40px;
    }
    
    .description h3 {
        font-size: 22px;
    }
    
    .description p {
        font-size: 18px;
    }
    
    .mockup img {
        height: 400px;
    }
    
    .description-card {
        padding: 30px;
    }
    
    .navigation {
        padding: 10px 16px;
        gap: 14px;
    }
    
    .nav-btn {
        width: 10px;
        height: 10px;
    }
}

/* Tablets portrait */
@media (max-width: 768px) {
    body {
        background-size: cover;
        background-position: center center;
        position: fixed;
        width: 100vw;
        height: 100vh;
    }
    
    .content {
        flex-direction: column;
        padding: 1rem;
        gap: 1.5rem;
        text-align: center;
        margin: 140px auto 20px;
        height: calc(100vh - 180px);
        overflow: hidden;
    }
    
    .mockup {
        flex: none;
        order: 2;
    }
    
    .description {
        flex: none;
        order: 1;
    }
    
    .description h3 {
        font-size: 20px;
        margin-bottom: 1rem;
    }
    
    .description h1 {
        font-size: 32px;
        margin-bottom: 1.5rem;
    }
    
    .description p {
        font-size: 16px;
        margin-bottom: 1.5rem;
    }
    
    .mockup img {
        height: 300px;
        border-radius: 12px;
    }
    
    .mockup-card::after {
        bottom: -35px;
        width: 80%;
        height: 25px;
        filter: blur(15px);
    }
    
    .description-card {
        padding: 25px;
        border-radius: 16px;
    }
    
    .fixed-logo {
        top: 30px;
        flex-direction: column;
        gap: 10px;
    }
    
    .fixed-logo img {
        height: 60px;
        filter: drop-shadow(0 2px 8px rgba(0,0,0,0.12));
    }
    
    .playstore-inline img {
        height: 30px;
        border-radius: 8px;
        filter: drop-shadow(0 2px 8px rgba(0,0,0,0.15));
    }
    
    .navigation {
        bottom: 15px;
        padding: 8px 12px;
        gap: 10px;
        border-radius: 20px;
    }
    
    .nav-btn {
        width: 8px;
        height: 8px;
        border-width: 1.5px;
    }
}

/* Mobile landscape */
@media (max-width: 640px) and (orientation: landscape) {
    body {
        background-size: cover;
        background-position: center center;
        position: fixed;
        width: 100vw;
        height: 100vh;
    }
    
    .content {
        flex-direction: row;
        margin: 60px auto 15px;
        height: calc(100vh - 90px);
        gap: 2%;
    }
    
    .mockup {
        order: 1;
        flex: 0 0 45%;
    }
    
    .description {
        order: 2;
        flex: 0 0 50%;
    }
    
    .mockup img {
        height: 250px;
    }
    
    .description h1 {
        font-size: 24px;
    }
    
    .description h3 {
        font-size: 14px;
    }
    
    .description p {
        font-size: 12px;
    }
    
    .fixed-logo {
        top: 10px;
        gap: 6px;
    }
    
    .fixed-logo img {
        height: 40px;
        filter: drop-shadow(0 2px 6px rgba(0,0,0,0.1));
    }
    
    .playstore-inline img {
        height: 20px;
        border-radius: 5px;
        filter: drop-shadow(0 2px 6px rgba(0,0,0,0.12));
    }
    
    .navigation {
        padding: 6px 10px;
        gap: 8px;
        border-radius: 15px;
    }
    
    .nav-btn {
        width: 6px;
        height: 6px;
        border-width: 1px;
    }
}

/* Mobile portrait */
@media (max-width: 480px) and (orientation: portrait) {
    body {
        background-size: cover;
        background-position: center top;
        position: fixed;
        width: 100vw;
        height: 100vh;
    }
    
    .content {
        padding: 0.5rem;
        gap: 1.2rem;
        margin: 160px auto 15px;
        overflow: hidden;
        max-width: 100vw;
    }
    
    .description h3 {
        font-size: 16px;
        margin-bottom: 0.8rem;
    }
    
    .description h1 {
        font-size: 28px;
        margin-bottom: 1.2rem;
    }
    
    .description p {
        font-size: 14px;
        margin-bottom: 1rem;
    }
    
    .mockup img {
        height: 260px;
        border-radius: 10px;
    }
    
    .mockup-card::after {
        bottom: -25px;
        width: 70%;
        height: 20px;
        filter: blur(12px);
    }
    
    .description-card {
        padding: 20px;
        border-radius: 14px;
    }
    
    .fixed-logo {
        top: 60px;
        flex-direction: column;
        gap: 8px;
    }
    
    .fixed-logo img {
        height: 50px;
        filter: drop-shadow(0 2px 6px rgba(0,0,0,0.1));
    }
    
    .playstore-inline img {
        height: 25px;
        border-radius: 6px;
        filter: drop-shadow(0 2px 6px rgba(0,0,0,0.12));
    }
    
    .navigation {
        border-radius: 16px;
        padding: 6px 10px;
        gap: 8px;
    }
    
    .nav-btn {
        width: 6px;
        height: 6px;
        border-width: 1px;
    }
}

/* Mobile landscape */
@media (max-width: 480px) and (orientation: landscape) {
    body {
        background-size: cover;
        background-position: center center;
        position: fixed;
        width: 100vw;
        height: 100vh;
    }
    
    .content {
        flex-direction: row;
        margin: 40px auto 10px;
        padding: 0.5rem;
        gap: 2%;
        height: calc(100vh - 60px);
    }
    
    .mockup {
        order: 1;
        flex: 0 0 45%;
    }
    
    .description {
        order: 2;
        flex: 0 0 50%;
    }
    
    .description h3 {
        font-size: 14px;
        margin-bottom: 0.5rem;
    }
    
    .description h1 {
        font-size: 22px;
        margin-bottom: 0.8rem;
    }
    
    .description p {
        font-size: 12px;
        margin-bottom: 0.8rem;
    }
    
    .mockup img {
        height: 200px;
        border-radius: 8px;
    }
    
    .mockup-card::after {
        bottom: -15px;
        width: 60%;
        height: 12px;
        filter: blur(8px);
    }
    
    .description-card {
        padding: 15px;
        border-radius: 12px;
    }
    
    .fixed-logo {
        top: 20px;
        gap: 4px;
    }
    
    .fixed-logo img {
        height: 35px;
        filter: drop-shadow(0 1px 4px rgba(0,0,0,0.1));
    }
    
    .playstore-inline img {
        height: 18px;
        border-radius: 4px;
        filter: drop-shadow(0 1px 4px rgba(0,0,0,0.12));
    }
    
    .navigation {
        border-radius: 12px;
        padding: 4px 8px;
        gap: 6px;
    }
    
    .nav-btn {
        width: 4px;
        height: 4px;
        border-width: 1px;
    }
}

/* Small mobile portrait */
@media (max-width: 360px) and (orientation: portrait) {
    body {
        background-size: cover;
        background-position: center top;
        position: fixed;
        width: 100vw;
        height: 100vh;
    }
    
    .content {
        margin: 180px auto 10px;
        padding: 0.3rem;
        gap: 1rem;
        overflow: hidden;
        max-width: 100vw;
    }
    
    .description h1 {
        font-size: 24px;
    }
    
    .description h3 {
        font-size: 14px;
    }
    
    .description p {
        font-size: 12px;
    }
    
    .mockup img {
        height: 200px;
        border-radius: 8px;
    }
    
    .mockup-card::after {
        bottom: -20px;
        width: 60%;
        height: 15px;
        filter: blur(10px);
    }
    
    .fixed-logo {
        top: 70px;
        flex-direction: column;
        gap: 6px;
    }
    
    .fixed-logo img {
        height: 40px;
        filter: drop-shadow(0 1px 4px rgba(0,0,0,0.08));
    }
    
    .playstore-inline img {
        height: 20px;
        border-radius: 4px;
        filter: drop-shadow(0 1px 4px rgba(0,0,0,0.1));
    }
    
    .description-card {
        padding: 15px;
        border-radius: 12px;
    }
    
    .navigation {
        border-radius: 14px;
        padding: 5px 8px;
        gap: 6px;
    }
    
    .nav-btn {
        width: 5px;
        height: 5px;
        border-width: 1px;
    }
}

/* Small mobile landscape */
@media (max-width: 360px) and (orientation: landscape) {
    body {
        background-size: cover;
        background-position: center center;
        position: fixed;
        width: 100vw;
        height: 100vh;
    }
    
    .content {
        flex-direction: row;
        margin: 30px auto 5px;
        padding: 0.2rem;
        gap: 1%;
        height: calc(100vh - 45px);
    }
    
    .mockup {
        order: 1;
        flex: 0 0 45%;
    }
    
    .description {
        order: 2;
        flex: 0 0 50%;
    }
    
    .description h1 {
        font-size: 18px;
    }
    
    .description h3 {
        font-size: 12px;
    }
    
    .description p {
        font-size: 10px;
    }
    
    .mockup img {
        height: 160px;
        border-radius: 6px;
    }
    
    .fixed-logo {
        top: 15px;
        gap: 3px;
    }
    
    .fixed-logo img {
        height: 25px;
    }
    
    .playstore-inline img {
        height: 15px;
        border-radius: 3px;
    }
}

/* Very small screens portrait */
@media (max-width: 320px) and (orientation: portrait) {
    body {
        background-size: cover;
        background-position: center top;
        position: fixed;
        width: 100vw;
        height: 100vh;
    }
    
    .content {
        margin: 200px auto 10px;
        overflow: hidden;
        max-width: 100vw;
    }
    
    .description h1 {
        font-size: 20px;
    }
    
    .description h3 {
        font-size: 12px;
    }
    
    .description p {
        font-size: 11px;
    }
    
    .mockup img {
        height: 160px;
        border-radius: 6px;
    }
    
    .mockup-card::after {
        filter: blur(8px);
    }
    
    .fixed-logo {
        top: 80px;
        flex-direction: column;
        gap: 5px;
    }
    
    .fixed-logo img {
        height: 35px;
        filter: drop-shadow(0 1px 3px rgba(0,0,0,0.06));
    }
    
    .playstore-inline img {
        height: 18px;
        border-radius: 3px;
        filter: drop-shadow(0 1px 3px rgba(0,0,0,0.08));
    }
    
    .description-card {
        border-radius: 10px;
    }
    
    .navigation {
        border-radius: 12px;
        padding: 4px 6px;
        gap: 5px;
    }
    
    .nav-btn {
        width: 4px;
        height: 4px;
        border-width: 1px;
    }
}