/* ===== Text Diff Checker Gizmo ===== */

.textdiff-full { max-width: 960px; margin: 0 auto; }

/* === Inputs === */
.textdiff-full__inputs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    margin: 1rem 0 0.75rem;
}

@media (max-width: 640px) {
    .textdiff-full__inputs { grid-template-columns: 1fr; }
}

.textdiff-full__label {
    display: block;
    font-size: 0.6875rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.35rem;
}

.textdiff-full__text {
    width: 100%;
    box-sizing: border-box;
    padding: 0.6rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 0.875rem;
    font-family: 'JetBrains Mono', monospace;
    line-height: 1.5;
    resize: vertical;
}

.textdiff-full__text:focus {
    outline: none;
    border-color: var(--accent-primary);
}

/* === Toolbar === */
.textdiff-full__toolbar {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.textdiff-full__views {
    display: flex;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
}

.textdiff-view {
    padding: 0.4rem 0.8rem;
    border: none;
    background: var(--bg-secondary);
    color: var(--text-secondary);
    font-size: 0.8125rem;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.15s ease;
}

.textdiff-view + .textdiff-view { border-left: 1px solid var(--border-color); }

.textdiff-view:hover { color: var(--accent-primary); }

.textdiff-view--active {
    background: var(--accent-primary);
    color: #fff;
}

.textdiff-view--active:hover { color: #fff; }

.textdiff-btn {
    padding: 0.4rem 0.8rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-secondary);
    color: var(--text-secondary);
    font-size: 0.8125rem;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.15s ease;
}

.textdiff-btn:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

/* === Stats === */
.textdiff-full__stats {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    font-size: 0.8125rem;
    color: var(--text-secondary);
    margin: 0.5rem 0;
    min-height: 1.1rem;
}

.textdiff-stat { font-family: 'JetBrains Mono', monospace; }
.textdiff-stat--add { color: var(--success); font-weight: 700; }
.textdiff-stat--del { color: var(--danger); font-weight: 700; }

/* === Diff output === */
.textdiff-full__out { margin-bottom: 1.25rem; }

.textdiff-unified,
.textdiff-split__col {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    overflow-x: auto;
    max-height: 480px;
    overflow-y: auto;
}

.textdiff-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
}

@media (max-width: 640px) {
    .textdiff-split { grid-template-columns: 1fr; }
}

.textdiff-line {
    display: flex;
    align-items: baseline;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8125rem;
    line-height: 1.6;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    color: var(--text-primary);
}

.textdiff-line--add { background: rgba(34, 197, 94, 0.14); }
.textdiff-line--del { background: rgba(239, 68, 68, 0.14); }
.textdiff-line--empty { background: rgba(128, 128, 128, 0.1); }

.textdiff-line__num {
    flex: 0 0 2.6em;
    padding: 0 0.4em;
    text-align: right;
    font-size: 0.6875rem;
    color: var(--text-secondary);
    user-select: none;
}

.textdiff-line__sign {
    flex: 0 0 1em;
    text-align: center;
    color: var(--text-secondary);
    user-select: none;
}

.textdiff-line--add .textdiff-line__sign { color: var(--success); font-weight: 700; }
.textdiff-line--del .textdiff-line__sign { color: var(--danger); font-weight: 700; }

.textdiff-line__text {
    flex: 1;
    padding-right: 0.5em;
    min-width: 0;
}

.textdiff-full__empty {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    font-style: italic;
    margin: 0.25rem 0;
    padding: 0.5rem 0.75rem;
}