/* ======================================== */
/* JSON Tools View                          */
/* ======================================== */
.jt-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

.jt-header {
    text-align: center;
    margin-bottom: 2rem;
}

.jt-header h1 {
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: -.02em;
    background: linear-gradient(135deg, var(--accent), #06b6d4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.jt-header p {
    color: var(--text-dim);
    margin-top: .35rem;
}

/* Tabs */
.jt-tabs {
    display: flex;
    gap: 2px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 4px;
    margin-bottom: 1.5rem;
}

.jt-tab {
    flex: 1;
    padding: .65rem 1rem;
    border: none;
    border-radius: 6px;
    background: transparent;
    color: var(--text-dim);
    font-family: inherit;
    font-size: .85rem;
    font-weight: 600;
    cursor: pointer;
    transition: background .2s var(--ease), color .2s var(--ease);
}

.jt-tab:hover {
    color: var(--text);
    background: rgba(255,255,255,.04);
}

.jt-tab.active {
    background: rgba(34, 211, 238, .1);
    color: var(--accent);
}

/* Panels */
.jt-panel {
    display: none;
}

.jt-panel.active {
    display: block;
    animation: fadeIn .3s var(--ease);
}

/* Shared textarea style */
.jt-textarea {
    width: 100%;
    min-height: 200px;
    padding: 1rem;
    border: 1px solid var(--border-hi);
    border-radius: var(--radius-sm);
    background: var(--surface);
    color: var(--text);
    font-family: 'Courier New', 'Fira Code', monospace;
    font-size: .85rem;
    line-height: 1.6;
    resize: vertical;
    transition: border-color .2s var(--ease);
}

.jt-textarea::placeholder {
    color: var(--text-mute);
}

.jt-textarea:focus {
    outline: none;
    border-color: var(--accent);
}

.jt-textarea-label {
    display: block;
    font-size: .8rem;
    font-weight: 600;
    color: var(--text-dim);
    margin-bottom: .5rem;
    text-transform: uppercase;
    letter-spacing: .04em;
}

/* Button row */
.jt-actions {
    display: flex;
    align-items: center;
    gap: .75rem;
    margin: 1rem 0;
    flex-wrap: wrap;
}

.jt-btn {
    padding: .6rem 1.25rem;
    border: none;
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: .85rem;
    font-weight: 600;
    cursor: pointer;
    transition: background .2s var(--ease), transform .15s var(--ease);
}

.jt-btn:hover {
    transform: translateY(-1px);
}

.jt-btn-primary {
    background: var(--accent);
    color: var(--bg);
}

.jt-btn-primary:hover {
    background: var(--accent-dim);
}

.jt-btn-secondary {
    background: rgba(255,255,255,.06);
    color: var(--text-dim);
    border: 1px solid var(--border);
}

.jt-btn-secondary:hover {
    background: rgba(255,255,255,.1);
    color: var(--text);
}

/* Indent selector */
.jt-indent-select {
    padding: .55rem .75rem;
    border: 1px solid var(--border-hi);
    border-radius: var(--radius-sm);
    background: var(--surface);
    color: var(--text);
    font-family: inherit;
    font-size: .85rem;
    cursor: pointer;
}

.jt-indent-select:focus {
    outline: none;
    border-color: var(--accent);
}

/* Side-by-side layout */
.jt-side-by-side {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

/* Diff output */
.jt-diff-output {
    margin-top: 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--surface);
    overflow: hidden;
}

.jt-diff-header {
    padding: .6rem 1rem;
    background: rgba(255,255,255,.03);
    border-bottom: 1px solid var(--border);
    font-size: .8rem;
    font-weight: 600;
    color: var(--text-dim);
}

.jt-diff-body {
    padding: .75rem 1rem;
    font-family: 'Courier New', 'Fira Code', monospace;
    font-size: .8rem;
    line-height: 1.7;
    max-height: 400px;
    overflow-y: auto;
    white-space: pre-wrap;
    word-break: break-word;
}

.jt-diff-line {
    padding: 1px 6px;
    border-radius: 3px;
}

.jt-diff-added {
    background: rgba(74, 222, 128, .1);
    color: var(--green);
}

.jt-diff-removed {
    background: rgba(248, 113, 113, .1);
    color: var(--red);
}

.jt-diff-unchanged {
    color: var(--text-mute);
}

.jt-diff-section {
    color: var(--accent);
    font-weight: 600;
    margin-top: .5rem;
}

.jt-no-diff {
    color: var(--green);
    padding: 1rem;
    text-align: center;
    font-weight: 500;
}

/* Merge strategy */
.jt-radio-group {
    display: flex;
    gap: 1rem;
    align-items: center;
    margin: .75rem 0;
}

.jt-radio-label {
    display: flex;
    align-items: center;
    gap: .4rem;
    font-size: .85rem;
    color: var(--text-dim);
    cursor: pointer;
}

.jt-radio-label input[type="radio"] {
    accent-color: var(--accent);
    cursor: pointer;
}

/* Error message */
.jt-error {
    background: rgba(248, 113, 113, .08);
    color: var(--red);
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--red);
    font-size: .85rem;
    margin-top: .75rem;
}

.jt-success {
    background: rgba(74, 222, 128, .08);
    color: var(--green);
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    font-size: .8rem;
    display: inline-block;
}

/* ======================== */
/* Responsive               */
/* ======================== */
@media (max-width: 768px) {
    .jt-side-by-side {
        grid-template-columns: 1fr;
    }

    .jt-tabs {
        flex-direction: column;
    }

    .jt-header h1 {
        font-size: 1.5rem;
    }
}