@media screen and (min-width:0) and (max-width:600px) {
    .tekton-hero{
        background:
        url("../images/Mobile01.png") center center / cover no-repeat;
        height: 100vh;
        overflow: auto;
    }
    .otp-hero {
        background: url("../images/Mobile02.png") center center / cover no-repeat;
        height: 100v;
        overflow: auto;
    }
    
    .verification-hero {
        background: url("../images/Mobile02.png") center center / cover no-repeat;
        height: 100v;
        overflow: auto;
    }
    
    .rsvp-hero {
        background: url("../images/Mobile02.png") center center / cover no-repeat;
        height: 100v;
        overflow: auto;
    }
    
    .cohort-hero {
        background: url("../images/Mobile02.png") center center / cover no-repeat;
        height: 100v;
        overflow: auto;
    }
    
    .ticket-hero {
        background: url("../images/Mobile02.png") center center / cover no-repeat;
        height: 100v;
        overflow: auto;
    }
    
    .ticket-preview-hero {
        background: url("../images/Mobile02.png") center center / cover no-repeat;
        height: 100v;
        overflow: auto;
    }
    
    .livestream-hero {
        background: url("../images/Mobile02.png") center center / cover no-repeat;
        height: 100v;
        overflow: auto;
    }
}

@media (max-width: 991.98px) {
    .hero-container {
        padding: 36px 24px 48px;
    }

    .hero-copy {
        min-height: auto;
        align-items: baseline;
        margin-bottom: 30px;
    }

    .nissan-logo {
        margin-bottom: 46px;
    }

    .event-details {
        margin: 0 auto;
    }

    .registration-card {
        margin: 0 auto;
    }

    .otp-logo {
        top: 36px;
        left: 24px;
    }

    .otp-container {
        padding-top: 118px;
    }

    .cohort-options {
        grid-template-columns: repeat(2, minmax(130px, 1fr));
    }

    .cohort-btn:nth-child(n) {
        grid-column: auto;
    }

    .cohort-btn:nth-child(5) {
        grid-column: 1 / -1;
        justify-self: center;
        width: calc(50% - clamp(6px, 0.65vw, 9px));
        max-width: 100%;
    }

    .ticket-preview-container {
        padding-top: 118px;
    }

    .download-ticket-btn {
        top: 36px;
        right: 24px;
    }
}

@media (max-width: 575.98px) {
    .web{
        display: none;
    }
    .mobile-countdown{
        display: block;
        margin-top: 20px;
    }
    .tekton-hero {
        background-position: 43% center;
    }

    .hero-container {
        padding: 10px 16px 38px;
    }

    .nissan-logo {
        margin-bottom: 28px;
    }
    .tekton-logo{
        width: 320px;
    }
    .eyebrow,
    .world-premiere,
    .venue,
    .registration-card h1,
    .send-otp-btn,
    .form-control {
        letter-spacing: 0.14em;
    }

    .countdown {
        width: 100%;
        max-width: 370px;
        justify-content: center;
        gap: 7px;
    }

    .time-box {
        flex: 1;
        min-width: 0;
        padding: 0;
    }

    .time-box span {
        height: 52px;
        font-size: 2rem;
    }

    .registration-card {
        padding: 28px 20px 32px;
        border-radius: 18px;
    }

    .otp-container {
        padding: 104px 16px 38px;
    }

    .otp-logo {
        width: 82px;
        top: 28px;
        left: 20px;
    }

    .otp-card {
        min-height: auto;
        padding: 30px 18px;
        border-radius: 18px;
        position: relative;
        top: -40px;
    }

    .otp-card h1,
    .otp-card p,
    .resend-copy,
    .otp-input,
    .verify-otp-btn,
    .presence-btn,
    .cohort-btn {
        letter-spacing: 0.13em;
    }

    .otp-inputs {
        gap: 10px;
    }

    .cohort-card {
        padding: 30px 18px;
    }

    .cohort-options {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .cohort-btn {
        min-height: 76px;
    }

    .ticket-preview-container {
        padding: 104px 16px 38px;
    }

    .ticket-preview {
        width: min(100%, 410px);
    }

    .download-ticket-btn {
        min-width: 144px;
        padding: 10px 16px;
        font-size: 0.62rem;
        letter-spacing: 0.1em;
        top: 28px;
        right: 16px;
    }

    .ticket-name-panel {
        top: 63.2%;
        right: auto;
        left: 10%;
        width: 80%;
        min-height: 4%;
    }

    .ticket-name {
        font-size: clamp(1rem, 6vw, 1.5rem);
        line-height: 1.1;
    }

    .ticket-qr-panel {
        top: 68.2%;
        right: auto;
        left: 29%;
        width: 42%;
    }

    .ticket-preview-label {
        top: 87.2%;
        right: auto;
        left: 8%;
        width: 84%;
        font-size: clamp(0.58rem, 3.4vw, 0.92rem);
        letter-spacing: 0.14em;
    }

    .livestream-card h1 {
        letter-spacing: 0.14em;
    }
}