body {
    height: 100vh;
    width: 100vw;
    margin: unset;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

@media (max-width: 768px) {
    body {
        overflow-y: auto;
        overflow-x: hidden;
    }
}

:root {
    --sl-border-radius-medium: 0.5rem;
}

.loading {
    display: none;
}

#loadingOverlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

#loadingOverlay.show {
    display: flex;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 5px solid #f3f3f3;
    border-top: 5px solid #4F94EC;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

header {
    padding: 16px;
    background-color: #4F94EC;
    color: white;
    text-align: center;

    div {
        display: flex;
        justify-content: center;
        sl-button:first-of-type {
            padding: unset;
            padding-right: 8px;
        }
        sl-button:last-of-type {
            padding: unset;
            padding-left: 8px;
        }
    }
}

@media (max-width: 480px) {
    header {
        padding: 12px 8px;
        font-size: 0.9rem;
    }
}

#form, #wallet {
    flex: 1;
    display: flex;
    flex-direction: column;
}

#form {
    overflow: hidden;

    #formData {
        display: flex;
        padding: 16px;
        padding-bottom: unset;
        flex-direction: column;
        overflow-y: auto;
        overflow-x: hidden;
    }

    @media (max-width: 768px) {
        #formData {
            padding: 12px;
        }
    }

    @media (max-width: 480px) {
        #formData {
            padding: 8px;
        }
    }

    sl-input, sl-select {
        padding-bottom: 16px;
    }

    sl-button {
        padding: 16px;
    }

    sl-button::part(base) {
        background-color: #4F94EC;
        color: white;
    }

    .area {
        display: flex;
        align-items: center;
        padding-bottom: 16px;    

        sl-icon {
            padding-right: 8px;
        }
    }

    .password {
        display: flex;    
        
        sl-input {
            padding: unset;
            width: 50%;
        }
        
        sl-input:first-of-type {
            padding-right: 8px;
        }

        sl-input:last-of-type {
            padding-left: 8px;
        }
    }

    @media (max-width: 480px) {
        .password {
            flex-direction: column;
            
            sl-input {
                width: 100%;
                padding-bottom: 16px;
            }
            
            sl-input:first-of-type {
                padding-right: unset;
            }

            sl-input:last-of-type {
                padding-left: unset;
                padding-bottom: unset;
            }
        }
    }

    sl-card:first-of-type {
        padding-bottom: 16px;
    }

    sl-card::part(base) {
        background-color: #F9F9F9;
    }

    input:invalid {
        border: red solid 3px;
    }

    sl-alert::part(base) {
        color: var(--sl-color-danger-600);
    }
}

#form.show,
#wallet.show {
    display: flex;
}

#form.hide,
#wallet.hide {
    display: none;
}

#wallet {
    padding-bottom: unset;
    text-align: center;
    overflow: hidden;
    #title {
        padding-top: 16px;
    }
    h3 {
        margin-top: unset;
    }

    .info {
        padding-left: 16px;
        padding-right: 16px;
        flex: 1;
        display: flex;
        flex-direction: column;
        overflow-y: auto;
    }

    @media (max-width: 768px) {
        .info {
            padding-left: 12px;
            padding-right: 12px;
        }
    }

    @media (max-width: 480px) {
        .info {
            padding-left: 8px;
            padding-right: 8px;
        }
    }

    .icon{
        color: green;
        font-size: 64px;
        height: 64px;
    }

    @media (max-width: 480px) {
        .icon {
            font-size: 48px;
            height: 48px;
        }
    }

    /* Mobile styles for screenshot instruction text - larger sizing */
    #title p {
        font-size: 1.1rem; /* Larger base size */
        line-height: 1.5;
        margin-top: 12px !important;
        padding: 0 12px;
        color: #666 !important;
    }

    @media (max-width: 768px) {
        #title p {
            font-size: 1.15rem; /* Larger tablet size */
            margin-top: 12px !important;
            padding: 0 16px;
            line-height: 1.5;
        }
    }

    @media (max-width: 480px) {
        #title p {
            font-size: 1.1rem; /* Larger mobile size */
            margin-top: 10px !important;
            padding: 0 8px;
            line-height: 1.4;
        }
    }

    #summary {
        text-align: left;
    }

    #qrcode {
        display: inline-block;
        max-width: 100%;
        height: auto;
    }

    @media (max-width: 480px) {
        #qrcode {
            max-width: 250px;
        }
    }

    #pdf417 {
        max-width: 100%;
        height: auto;
        display: block;
        margin: 0 auto;
    }

    @media (max-width: 768px) {
        #pdf417 {
            max-width: 90%;
        }
    }

    @media (max-width: 480px) {
        #pdf417 {
            max-width: 85%;
        }
    }
    
    dl {
        display: flex;
        margin: unset;
        margin-bottom: 8px;
        flex-wrap: wrap;
    }

    dd {
        margin: unset;
        padding-left: 8px;
        word-break: break-word;
    }

    @media (max-width: 480px) {
        dl {
            flex-direction: column;
            margin-bottom: 12px;
        }
        
        dd {
            padding-left: unset;
            padding-top: 4px;
        }
    }

    sl-card {
        margin-bottom: 16px;
        box-shadow: var(--sl-shadow-large);
    }
    
    sl-card:last-of-type {
        margin-bottom: unset;
    }

    sl-card:last-of-type::part(base) {
        background-color: #F9F9F9;
    }

    .buttons {
        display: flex;
        padding: 16px;

        sl-button {
            flex: 1;
        }
        
        sl-button:first-of-type{
            padding-right: 8px;
        }

        sl-button:last-of-type{
            padding-left: 8px;
        }
    }

    @media (max-width: 768px) {
        .buttons {
            padding: 12px;
        }
    }

    @media (max-width: 480px) {
        .buttons {
            padding: 8px;
            flex-direction: column;
            gap: 8px;
        }
        
        .buttons sl-button:first-of-type,
        .buttons sl-button:last-of-type {
            padding-right: unset;
            padding-left: unset;
        }
    }

    sl-button#backButton::part(base) {
        background-color: #F5F5F5;
    }

    sl-button#downloadButton::part(base) {
        background-color: #E46436;
        color: white;
    }
}


/* sl-input[data-invalid][dirty]::part(base) {
    border: 1px solid red;
    border-radius: 4px;
} */


sl-input[data-invalid][dirty]::part(base) {
    border: 1px solid var(--sl-color-danger-600);
    box-shadow: 0 0 0 var(--sl-focus-ring-width) var(--sl-color-danger-200);
}

sl-input[data-valid][dirty]::part(base) {
    border: 1px solid var(--sl-color-success-600);
}

#additionalRequired {
    margin-bottom: 16px;
}

/* Additional mobile-specific improvements */
@media (max-width: 768px) {
    sl-input, sl-select, sl-textarea {
        font-size: 18px; /* Larger font size for better mobile readability */
    }
    
    sl-card {
        margin-bottom: 16px; /* Increased spacing */
    }
    
    /* Enhanced mobile header - larger sizing */
    header {
        padding: 20px 16px; /* Increased padding */
    }
    
    header h1 {
        font-size: 1.6rem; /* Larger header text */
        margin-bottom: 6px;
    }
    
    header h2 {
        font-size: 1.1rem; /* Larger subtitle */
        margin-top: 0;
    }
    
    /* Better mobile form spacing - larger elements */
    #form sl-input, #form sl-select, #form sl-textarea {
        margin-bottom: 16px; /* Increased spacing */
        min-height: 48px; /* Larger input fields */
    }
    
    /* Improved mobile card spacing - larger padding */
    sl-card::part(base) {
        padding: 16px; /* Increased padding */
    }
    
    /* Larger mobile buttons */
    sl-button {
        min-height: 48px;
        font-size: 1.1rem;
        padding: 12px 16px;
    }
    
    /* Larger mobile text and spacing */
    body {
        font-size: 1.1rem;
        line-height: 1.5;
    }
    
    /* Larger mobile form labels and text */
    .area {
        padding-bottom: 20px;
    }
    
    .area sl-icon {
        font-size: 1.2rem;
        padding-right: 12px;
    }
}

@media (max-width: 480px) {
    h1, h2, h3 {
        font-size: 1.4rem; /* Larger headings */
        line-height: 1.4;
        margin-bottom: 12px;
    }
    
    #wallet h3 {
        margin-bottom: 12px;
        font-size: 1.3rem; /* Larger wallet headings */
    }
    
    sl-card {
        margin-bottom: 12px; /* Increased spacing */
    }
    
    #additionalRequired {
        margin-bottom: 16px;
        font-size: 1rem; /* Larger text */
    }
    
    /* Enhanced small mobile styles - larger sizing */
    header {
        padding: 24px 12px; /* Increased header padding */
    }
    
    header h1 {
        font-size: 1.4rem; /* Larger header */
        margin-bottom: 4px;
    }
    
    header h2 {
        font-size: 1rem; /* Larger subtitle */
    }
    
    /* Better small mobile form layout - larger elements */
    #form sl-input, #form sl-select, #form sl-textarea {
        margin-bottom: 12px; /* Increased spacing */
        min-height: 52px; /* Larger input fields */
        font-size: 18px; /* Larger input text */
    }
    
    sl-card::part(base) {
        padding: 16px; /* Increased padding */
    }
    
    /* Improved mobile button sizing - larger buttons */
    sl-button {
        width: 100%;
        margin-bottom: 12px;
        min-height: 52px; /* Larger buttons */
        font-size: 1.2rem; /* Larger button text */
        padding: 16px;
    }
    
    /* Better mobile text area sizing - larger */
    sl-textarea::part(textarea) {
        min-height: 100px; /* Larger text area */
        font-size: 18px;
    }
    
    /* Enhanced mobile select dropdown - larger */
    sl-select {
        width: 100%;
        min-height: 52px;
        font-size: 18px;
    }
    
    /* Larger mobile body text */
    body {
        font-size: 1.2rem;
        line-height: 1.6;
    }
    
    /* Larger mobile form sections */
    #formData {
        padding: 16px; /* Increased padding */
    }
    
    /* Larger mobile wallet section */
    #wallet .info {
        padding: 16px; /* Increased padding */
    }
    
    /* Larger mobile icons */
    .icon {
        font-size: 56px; /* Larger success icon */
        height: 56px;
    }
}
}

/* Touch-friendly improvements */
@media (hover: none) and (pointer: coarse) {
    sl-button {
        min-height: 44px; /* Apple's recommended touch target size */
    }
    
    sl-input, sl-select, sl-textarea {
        min-height: 44px;
    }
}

.tabs {
    padding-top: 8px;
    padding-bottom: 8px;
    padding-left: 32px;
    padding-right: 32px;
    background-color: #619FEE;

    display: flex;
    justify-content: center;
    sl-button {
        width: 100px;
        min-width: 80px;
    }
    
    sl-button::part(base){
        color: white;
    }
    
    [pill]::part(base) {
        background-color: #81B2F1;
        border: unset;
    }
}

@media (max-width: 768px) {
    .tabs {
        padding-left: 16px;
        padding-right: 16px;
    }
}

@media (max-width: 480px) {
    .tabs {
        padding-left: 8px;
        padding-right: 8px;
        
        sl-button {
            width: auto;
            min-width: 70px;
            flex: 1;
            font-size: 0.9rem;
        }
    }
}