.tool-page__content { display: grid; grid-template-columns: 1fr 380px; gap: var(--space-6); align-items: start; }
.tool-right-col { display: flex; flex-direction: column; gap: var(--space-5); position: sticky; top: var(--space-4); }


.bgr-ad { margin: var(--space-4) 0; text-align: center; overflow: hidden; }
.bgr-ad__wrap { display: inline-block; max-width: 100%; overflow: hidden; }
.bgr-ad--728 { display: block; }
.bgr-ad--300 { display: none; }
@media (max-width: 768px) {
    .bgr-ad--728 { display: none; }
    .bgr-ad--300 { display: block; }
}
.bgr-ad iframe { max-width: 100% !important; }
.bgr-ad--sidebar { text-align: center; }
.bgr-ad--result { margin: var(--space-4) 0; text-align: center; }
.bgr-ad--bottom { text-align: center; }



.bgr-preview-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    padding: 12px;
}
.bgr-preview-label {
    font-size: 10px; font-weight: 700; color: var(--text-tertiary);
    text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 4px;
}
.bgr-preview-box {
    border-radius: var(--radius-md); overflow: hidden;
    border: 1px solid var(--gray-200); min-height: 160px;
    display: flex; align-items: center; justify-content: center; position: relative;
}
.bgr-preview-box img { width: 100%; max-height: 220px; object-fit: contain; display: block; }


.bgr-preview-box img:not([src]),
.bgr-preview-box img[src=""] { display: none; }


.bgr-placeholder { pointer-events: none; }
.bgr-preview-box--result {
    background: repeating-conic-gradient(var(--gray-200) 0% 25%, var(--bg-primary) 0% 50%) 0 0 / 14px 14px;
}
.bgr-placeholder { position: absolute; font-size: 12px; color: var(--text-tertiary); }


.bgr-colors { display: flex; gap: 6px; flex-wrap: wrap; }
.bgr-color {
    width: 36px; height: 36px; border-radius: var(--radius-md);
    border: 2px solid var(--gray-200); cursor: pointer; position: relative;
    display: flex; align-items: center; justify-content: center; transition: all 0.15s;
}
.bgr-color:hover { border-color: var(--primary-400); transform: scale(1.08); }
.bgr-color.active { border-color: var(--primary-500); box-shadow: 0 0 0 2px var(--primary-200); }
.bgr-color__check { display: none; font-size: 14px; font-weight: 700; color: var(--primary-700); }
.bgr-color.active .bgr-color__check { display: block; }
.bgr-color--transparent {
    background: repeating-conic-gradient(var(--gray-300) 0% 25%, #fff 0% 50%) 0 0 / 10px 10px;
}
.bgr-color--custom {
    background: conic-gradient(red, yellow, lime, cyan, blue, magenta, red) !important;
    border-color: var(--gray-300);
    color: var(--text-secondary);
}
.bgr-color--custom.active { border-color: var(--primary-500); }
.bgr-color--custom svg { width: 16px; height: 16px; color: rgba(255,255,255,0.95); filter: drop-shadow(0 1px 2px rgba(0,0,0,0.4)); }


.bgr-color-picker { width: 100%; height: 36px; border: none; border-radius: var(--radius-md); cursor: pointer; margin-top: 6px; }


.bgr-hex-panel {
    margin-top: 10px;
    padding: 12px;
    background: var(--bg-primary);
    border: 1px solid var(--gray-100);
    border-radius: var(--radius-md);
}
.bgr-hex-panel.hidden { display: none; }

.bgr-hex-tabs {
    display: flex;
    gap: 4px;
    padding: 3px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    margin-bottom: 10px;
}
.bgr-hex-tab {
    flex: 1;
    padding: 6px 10px;
    border: none;
    background: transparent;
    border-radius: var(--radius-sm, 4px);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.5px;
    color: var(--text-tertiary);
    cursor: pointer;
    transition: all 0.15s;
}
.bgr-hex-tab.active {
    background: var(--bg-primary);
    color: var(--primary-700);
    box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}

.bgr-hex-content { display: none; }
.bgr-hex-content.active { display: block; }

.bgr-hex-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
}
.bgr-hex-preview {
    width: 36px; height: 36px;
    border-radius: var(--radius-md);
    border: 2px solid var(--gray-200);
    flex-shrink: 0;
    transition: background 0.15s;
}
.bgr-hex-input-wrap {
    flex: 1;
    display: flex;
    align-items: center;
    background: var(--bg-tertiary);
    border: 1.5px solid var(--gray-200);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: border-color 0.15s;
    min-width: 0;
}
.bgr-hex-input-wrap:focus-within {
    border-color: var(--primary-400);
}
.bgr-hex-input-wrap .bgr-hex-hash {
    padding: 0 10px;
    color: var(--text-tertiary);
    font-weight: 700;
    font-size: 13px;
    border-right: 1px solid var(--gray-200);
    height: 32px;
    display: flex;
    align-items: center;
    flex-shrink: 0;
}
.bgr-hex-input-wrap input {
    flex: 1;
    border: none;
    padding: 7px 10px;
    background: transparent;
    font-family: 'SF Mono', Monaco, Consolas, monospace;
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-primary);
    outline: none;
    width: 100%;
    min-width: 0;
    box-sizing: border-box;
}

.bgr-hex-presets {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 6px;
}
.bgr-hex-presets button {
    aspect-ratio: 1;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-sm, 6px);
    cursor: pointer;
    transition: all 0.15s;
    padding: 0;
}
.bgr-hex-presets button:hover {
    border-color: var(--primary-400);
    transform: scale(1.08);
}

.bgr-hex-native {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.bgr-hex-native input[type="color"] {
    width: 100%;
    height: 80px;
    border: 1.5px solid var(--gray-200);
    border-radius: var(--radius-md);
    cursor: pointer;
    background: var(--bg-tertiary);
    padding: 4px;
}


.bgr-overlay {
    position: absolute; top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(15, 23, 42, 0.8); backdrop-filter: blur(4px);
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    border-radius: var(--radius-lg); z-index: 10; gap: 12px;
}
.bgr-overlay.hidden { display: none; }
.bgr-overlay__text { color: #fff; font-size: var(--text-sm); font-weight: 500; }
.bgr-spinner { width: 40px; height: 40px; border: 4px solid rgba(255,255,255,0.25); border-top-color: #fff; border-radius: 50%; animation: bgr-spin 0.8s linear infinite; }
@keyframes bgr-spin { to { transform: rotate(360deg); } }


.tc-breadcrumb { font-size: var(--text-xs); color: var(--text-tertiary); margin-bottom: var(--space-4); }
.tc-breadcrumb a { color: var(--text-tertiary); text-decoration: none; }
.tc-breadcrumb a:hover { color: var(--primary-600); }
.tc-breadcrumb span { margin: 0 var(--space-1); }
.tc-breadcrumb span:last-child { color: var(--text-primary); font-weight: 500; }
.tc-header { display: flex; align-items: flex-start; gap: var(--space-4); margin-bottom: var(--space-6); }
.tc-header__icon { flex-shrink: 0; margin-top: 2px; color: var(--primary-600); }
.tc-header__title { font-size: var(--text-2xl); font-weight: 700; margin: 0 0 var(--space-1); }
.tc-header__desc { font-size: var(--text-sm); color: var(--text-secondary); margin: 0; line-height: 1.5; }
.tc-actions { padding: 12px; display: flex; gap: 8px; background: var(--bg-secondary); border-top: 1px solid var(--gray-100); }
.tc-actions .btn { flex: 1; font-size: 12px; display: inline-flex; align-items: center; justify-content: center; gap: 6px; }
.tc-actions .btn svg { flex-shrink: 0; }
.tc-hint { font-size: 11px; color: var(--text-tertiary); margin-top: 6px; }
.tc-note { margin-top: var(--space-4); padding: 10px 14px; background: var(--bg-tertiary); border-radius: var(--radius-md); font-size: 12px; color: var(--text-tertiary); line-height: 1.5; display: flex; align-items: flex-start; gap: 8px; }
.tc-note svg { flex-shrink: 0; margin-top: 1px; }


.btn svg { flex-shrink: 0; vertical-align: middle; }
#btn-remove { display: inline-flex; align-items: center; justify-content: center; gap: 8px; }


.tc-result { max-width: 480px; margin: 0 auto; padding: var(--space-6); }
.tc-result__header { text-align: center; margin-bottom: var(--space-6); }
.tc-result__icon { margin-bottom: var(--space-2); color: var(--success); }
.tc-result__title { font-size: var(--text-xl); font-weight: 700; color: var(--success); margin: 0 0 var(--space-2); }
.tc-result__meta { font-size: var(--text-sm); color: var(--text-secondary); margin: 0; }
.tc-result__file { display: flex; align-items: center; gap: 12px; padding: var(--space-4); background: var(--bg-tertiary); border-radius: var(--radius-lg); margin-bottom: var(--space-4); border: 1px solid var(--gray-100); }
.tc-result__file-icon { flex-shrink: 0; color: var(--text-tertiary); }
.tc-result__filename { font-weight: 600; font-size: 14px; word-break: break-all; }
.tc-result__filesize { font-size: 12px; color: var(--text-secondary); margin-top: 2px; }
.tc-result__rename { margin-bottom: var(--space-4); }
.tc-result__rename label { font-size: 12px; font-weight: 600; color: var(--text-secondary); display: block; margin-bottom: 6px; }
.tc-result__rename input { width: 100%; padding: 10px 12px; border: 1.5px solid var(--gray-200); border-radius: var(--radius-md); font-size: 14px; background: var(--bg-primary); box-sizing: border-box; }
.tc-result__rename input:focus { outline: none; border-color: var(--primary-400); box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.1); }
.tc-result__actions { display: flex; gap: 10px; margin-bottom: var(--space-4); }
.tc-result__actions .btn { flex: 1; text-align: center; display: inline-flex; align-items: center; justify-content: center; gap: 6px; }
.tc-result__actions .btn svg { flex-shrink: 0; }
.tc-related { padding-top: var(--space-4); border-top: 1px solid var(--gray-100); }
.tc-related__title { font-size: 11px; font-weight: 700; color: var(--text-tertiary); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: var(--space-3); }
.tc-related__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.tc-related__grid a { display: flex; align-items: center; justify-content: center; gap: 6px; padding: 10px; background: var(--bg-tertiary); border-radius: var(--radius-md); font-size: 13px; font-weight: 500; color: var(--text-secondary); text-decoration: none; transition: all 0.15s; border: 1px solid transparent; }
.tc-related__grid a svg { flex-shrink: 0; }
.tc-related__grid a:hover { background: var(--primary-50); color: var(--primary-700); border-color: var(--primary-200); }
.tc-faq { display: flex; flex-direction: column; gap: var(--space-3); }
.tc-faq details { background: var(--bg-secondary); border-radius: var(--radius-lg); border: 1px solid var(--gray-100); padding: var(--space-4); }
.tc-faq details[open] { border-color: var(--primary-200); }
.tc-faq summary { font-weight: 500; cursor: pointer; font-size: var(--text-sm); }
.tc-faq p { margin-top: var(--space-3); font-size: var(--text-sm); color: var(--text-secondary); line-height: 1.6; }

@media (max-width: 768px) {
    .tool-page__content { grid-template-columns: 1fr; }
    .tool-right-col { position: static; }
    .tc-header { gap: var(--space-3); }
    .tc-header__title { font-size: var(--text-xl); }
    .bgr-preview-grid { grid-template-columns: 1fr; }
    .tc-result { padding: var(--space-4); }
    .tc-related__grid { grid-template-columns: 1fr; }
}


.bgr-quality { display: flex; gap: 6px; }
.bgr-quality__btn {
    flex: 1; padding: 9px 12px; border-radius: var(--radius-md);
    border: 2px solid var(--gray-200); background: var(--bg-primary);
    font-size: 13px; font-weight: 600; color: var(--text-secondary);
    cursor: pointer; transition: all 0.15s;
}
.bgr-quality__btn:hover { border-color: var(--primary-400); }
.bgr-quality__btn.active {
    border-color: var(--primary-500); color: var(--primary-700);
    box-shadow: 0 0 0 2px var(--primary-200);
}
.bgr-quality__btn:disabled { opacity: 0.5; cursor: not-allowed; }