:root {
    --app-radius: 1rem;
    --app-radius-sm: .75rem;
    --app-editor-min: 20rem;
}

html {
    min-height: 100%;
}

body {
    min-height: 100vh;
    background:
        radial-gradient(circle at 10% 0%, rgba(var(--bs-primary-rgb), .10), transparent 30rem),
        var(--bs-body-bg);
}

.app-header {
    background: color-mix(in srgb, var(--bs-body-bg) 90%, transparent);
    backdrop-filter: blur(14px);
    z-index: 1030;
}

.brand-icon {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: .8rem;
    display: inline-grid;
    place-items: center;
    color: var(--bs-primary);
    background: rgba(var(--bs-primary-rgb), .12);
}

.language-select {
    width: auto;
    min-width: 12.5rem;
}

.btn-icon {
    width: 2.5rem;
    height: 2.5rem;
    display: inline-grid;
    place-items: center;
}

.hero {
    padding: 1.25rem 0 .5rem;
}

.eyebrow {
    color: var(--bs-primary);
    font-weight: 700;
    font-size: .9rem;
}

.privacy-card {
    padding: 1rem;
    border-radius: var(--app-radius-sm);
    border: 1px solid var(--bs-border-color);
    background: rgba(var(--bs-success-rgb), .08);
    color: var(--bs-success-text-emphasis);
}

.tool-tabs {
    gap: .5rem;
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: .25rem;
    scrollbar-width: thin;
}

.tool-tabs .nav-link {
    white-space: nowrap;
    border: 1px solid var(--bs-border-color);
    color: var(--bs-body-color);
    background: var(--bs-body-bg);
}

.tool-tabs .nav-link.active {
    border-color: var(--bs-primary);
    background: var(--bs-primary);
    color: #fff;
}

.tool-card {
    border-radius: var(--app-radius);
    background: color-mix(in srgb, var(--bs-body-bg) 96%, var(--bs-primary) 4%);
}

.editor-panel {
    border: 1px solid var(--bs-border-color);
    border-radius: var(--app-radius-sm);
    overflow: hidden;
    background: var(--bs-body-bg);
}

.editor-toolbar {
    min-height: 2.75rem;
    padding: .65rem .85rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--bs-border-color);
}

.stats {
    font-size: .78rem;
    color: var(--bs-secondary-color);
    font-variant-numeric: tabular-nums;
}

.code-area {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
    font-size: .9rem;
    line-height: 1.55;
    resize: vertical;
    min-height: 10rem;
}

.editor-panel .code-area {
    border: 0;
    border-radius: 0;
    min-height: var(--app-editor-min);
}

.editor-panel .code-area:focus {
    box-shadow: inset 0 0 0 .15rem rgba(var(--bs-primary-rgb), .12);
}

.action-bar {
    display: flex;
    flex-wrap: wrap;
    gap: .5rem;
}

.drop-zone {
    min-height: 12rem;
    padding: 2rem 1rem;
    border: 2px dashed var(--bs-border-color);
    border-radius: var(--app-radius);
    display: grid;
    place-items: center;
    align-content: center;
    text-align: center;
    cursor: pointer;
    transition: border-color .15s ease, background-color .15s ease, transform .15s ease;
}

.drop-zone:hover,
.drop-zone.drag-over {
    border-color: var(--bs-primary);
    background: rgba(var(--bs-primary-rgb), .06);
}

.drop-zone.drag-over {
    transform: scale(1.01);
}

.drop-zone.compact {
    min-height: 8rem;
}

.file-meta,
.preview-box,
.metric-card {
    border: 1px solid var(--bs-border-color);
    border-radius: var(--app-radius-sm);
    padding: 1rem;
    background: var(--bs-body-bg);
}

.preview-box img {
    display: block;
    max-width: 100%;
    max-height: 24rem;
    margin: 0 auto;
    border-radius: .5rem;
}

.metric-card {
    height: 100%;
}

.metric-card span {
    display: block;
    font-size: .8rem;
    color: var(--bs-secondary-color);
    margin-bottom: .25rem;
}

.metric-card strong {
    overflow-wrap: anywhere;
}

.metric-card pre {
    white-space: pre-wrap;
    word-break: break-word;
    max-height: 14rem;
    overflow: auto;
}

.tech-list {
    display: flex;
    flex-wrap: wrap;
    gap: .4rem;
}

.tech-list span {
    padding: .2rem .5rem;
    border: 1px solid var(--bs-border-color);
    border-radius: 999px;
}

.app-footer {
    background: color-mix(in srgb, var(--bs-body-bg) 97%, var(--bs-secondary) 3%);
}

@media (max-width: 767.98px) {
    :root {
        --app-editor-min: 14rem;
    }

    main.container-xl {
        padding-left: .75rem;
        padding-right: .75rem;
    }

    .navbar .container-xl {
        flex-wrap: nowrap;
    }

    .navbar-brand small {
        display: none !important;
    }

    .language-select {
        min-width: 0;
        max-width: 10.5rem;
        font-size: .85rem;
    }

    .hero {
        padding-top: .5rem;
    }

    .display-6 {
        font-size: 1.8rem;
    }

    .lead {
        font-size: 1rem;
    }

    .tool-card .card-body {
        padding: 1rem !important;
    }

    .action-bar .btn {
        flex: 1 1 calc(50% - .5rem);
    }

    .action-bar .btn.btn-primary {
        flex-basis: 100%;
    }

    .mode-switch {
        width: 100%;
    }

    .mode-switch .btn {
        flex: 1 1 50%;
    }
}

@media (max-width: 420px) {
    .brand-icon {
        display: none;
    }

    .navbar-brand {
        margin-right: 0;
        font-size: .95rem;
    }

    .language-select {
        max-width: 9.1rem;
        padding-left: .55rem;
        padding-right: 1.8rem;
    }

    .action-bar .btn {
        flex-basis: 100%;
    }
}