:root {
    --bg-body: #050505;
    --bg-card: rgba(20, 20, 20, 0.6);
    --bg-card-hover: rgba(30, 30, 30, 0.7);
    --bg-sidebar: rgba(10, 10, 10, 0.85);
    --bg-modal-overlay: rgba(0, 0, 0, 0.6);
    --border: rgba(255, 255, 255, 0.08);
    --text-main: #ededed;
    --text-sub: #a1a1aa;
    --text-mute: #52525b;
    --accent: #0070f3;
    --ease: cubic-bezier(0.23, 1, 0.32, 1);
    
    --c-All: #0070f3;
    --c-Windows: #3b82f6; --c-Mac: #a855f7; --c-Linux: #f97316;
    --c-Android: #10b981; --c-ISO: #06b6d4; --c-Docs: #71717a;
    --c-Archives: #eab308; --c-Other: #8b5cf6;

    --dock-bg: #0a0a0a;
    --dock-border: rgba(255, 255, 255, 0.15);
    --dock-shadow: 0 20px 60px rgba(0,0,0,0.6);
    --dock-text-main: #fff;
    --dock-text-sub: #888;
    
    --icon-btn-bg: #1f1f1f;
    --icon-btn-hover: #333;
    --icon-color: #999;
    
    --btn-outline-border: #444;
    --btn-outline-text: #ddd;
    --btn-solid-bg: #e5e5e5;
    --btn-solid-text: #111;
    --btn-primary-bg: #fff;
    --btn-primary-text: #000;
}

html[data-theme="light"] {
    --bg-body: #ffffff;
    --bg-card: rgba(255, 255, 255, 0.8);
    --bg-card-hover: rgba(245, 245, 245, 0.9);
    --bg-sidebar: rgba(255, 255, 255, 0.9);
    --bg-modal-overlay: rgba(255, 255, 255, 0.6);
    --border: rgba(0, 0, 0, 0.08);
    --text-main: #111111;
    --text-sub: #666666;
    --text-mute: #999999;
    
    --c-Windows: #2563eb; --c-Mac: #9333ea; --c-Linux: #ea580c;
    --c-Android: #059669; --c-ISO: #0891b2; --c-Docs: #475569;
    --c-Archives: #ca8a04; --c-Other: #7c3aed;

    --dock-bg: rgba(255, 255, 255, 0.9);
    --dock-border: rgba(0, 0, 0, 0.1);
    --dock-shadow: 0 10px 30px rgba(0,0,0,0.15);
    --dock-text-main: #222;
    --dock-text-sub: #666;
    
    --icon-btn-bg: #f2f2f2;
    --icon-btn-hover: #e5e5e5;
    --icon-color: #555;
    
    --btn-outline-border: #ddd;
    --btn-outline-text: #333;
    --btn-solid-bg: #f0f0f0;
    --btn-solid-text: #000;
    --btn-primary-bg: #000;
    --btn-primary-text: #fff;
}

html { background: var(--bg-body); color: var(--text-main); font-family: 'Inter', -apple-system, sans-serif; -webkit-font-smoothing: antialiased; scrollbar-gutter: stable; }
body { margin: 0; padding-bottom: 140px; min-height: 100vh; font-size: 14px; transition: background 0.3s var(--ease); }
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: none; }

.background-glow { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: radial-gradient(circle at 50% 0%, rgba(59, 130, 246, 0.05), transparent 40%); z-index: -1; pointer-events: none; }
.container { max-width: 1280px; margin: 0 auto; padding: 32px 32px; display: flex; flex-direction: column; }

header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 40px; }
.logo-group { display: flex; align-items: center; gap: 12px; }
.logo-icon { width: 32px; height: 32px; background: linear-gradient(135deg, var(--text-main), var(--text-sub)); color: var(--bg-body); display: flex; align-items: center; justify-content: center; border-radius: 8px; }
.logo { font-size: 20px; font-weight: 700; letter-spacing: -0.5px; color: var(--text-main); }
.theme-btn { width: 36px; height: 36px; border-radius: 10px; background: transparent; border: 1px solid var(--border); color: var(--text-sub); cursor: pointer; display: flex; align-items: center; justify-content: center; transition: all 0.2s var(--ease); }
.theme-btn:hover { background: var(--bg-card); color: var(--text-main); border-color: var(--text-sub); }

.controls { display: flex; flex-direction: column; gap: 24px; margin-bottom: 24px; }
.search-wrap { position: relative; }
.search-input { width: 100%; background: transparent; border: 1px solid var(--border); padding: 14px 44px; border-radius: 12px; color: var(--text-main); font-size: 14px; transition: 0.2s; }
.search-input:focus { border-color: var(--text-sub); background: rgba(125,125,125,0.05); }
.search-icon-box { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); color: var(--text-mute); pointer-events: none; }
.kbd-shortcut { position: absolute; right: 14px; top: 50%; transform: translateY(-50%); font-size: 11px; color: var(--text-mute); border: 1px solid var(--border); padding: 2px 6px; border-radius: 4px; pointer-events: none; }

.tabs-container { margin-bottom: 8px; overflow: hidden; }
.tabs { display: flex; gap: 10px; overflow-x: auto; padding: 4px; scrollbar-width: none; }
.tab { padding: 8px 16px; border-radius: 20px; background: transparent; color: var(--text-sub); font-size: 13px; font-weight: 600; cursor: pointer; border: 1px solid transparent; transition: 0.2s; white-space: nowrap; --tab-color: var(--text-sub); }
.tab.cat-all { --tab-color: var(--c-All); }
.tab.cat-windows { --tab-color: var(--c-Windows); }
.tab.cat-mac { --tab-color: var(--c-Mac); }
.tab.cat-linux { --tab-color: var(--c-Linux); }
.tab.cat-android { --tab-color: var(--c-Android); }
.tab:hover { color: var(--tab-color) !important; background: rgba(125,125,125,0.08); border-color: var(--border); }
.tab.active { background: var(--tab-color) !important; color: #ffffff !important; box-shadow: 0 4px 12px -2px rgba(0,0,0,0.3); border-color: transparent; }

.presets-container { display: flex; gap: 10px; overflow-x: auto; padding: 4px 4px 12px 4px; margin-top: -12px; scrollbar-width: none; }
.preset-btn { flex-shrink: 0; display: flex; align-items: center; gap: 8px; padding: 8px 14px; background: transparent; border: 1px solid var(--border); border-radius: 8px; color: var(--text-sub); font-size: 12px; font-weight: 500; cursor: pointer; transition: 0.2s; user-select: none; }
.preset-btn:hover { border-color: var(--text-sub); color: var(--text-main); transform: translateY(-1px); }
.preset-btn.active { background: var(--accent); border-color: var(--accent); color: white; }
.preset-btn svg { width: 14px; height: 14px; opacity: 0.8; }

.card { background: var(--bg-card); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); border: 1px solid var(--border); border-radius: 16px; overflow: hidden; box-shadow: 0 10px 30px -10px rgba(0,0,0,0.3); min-height: 500px; display: flex; flex-direction: column; }
.table-container { overflow-x: auto; flex: 1; }
table { width: 100%; border-collapse: collapse; min-width: 900px; table-layout: fixed; }

th { padding: 18px 24px; font-size: 11px; font-weight: 600; text-transform: uppercase; color: var(--text-mute); border-bottom: 1px solid var(--border); user-select: none; letter-spacing: 0.05em; text-align: left; }
.col-check { width: 60px; padding: 0 !important; text-align: center; }
.col-name { width: 40%; } 
.col-date { width: 18%; } 
.col-ver { width: 15%; } 
.col-size { width: 12%; } 
.col-action { width: 100px; text-align: right; padding-right: 24px; }

td { padding: 14px 24px; border-bottom: 1px solid var(--border); font-size: 14px; color: var(--text-sub); vertical-align: middle; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
td:last-child { text-align: right; padding-right: 24px; }

tr.row-item { cursor: default; transition: background-color 0.2s ease; }
tr.row-item:hover { background: var(--bg-card-hover); }
tr.row-item:last-child td { border-bottom: none; }
tr.selected { background: color-mix(in srgb, var(--accent), transparent 92%) !important; }

td.mono-text { white-space: nowrap; overflow: visible; font-family: 'JetBrains Mono', 'SF Mono', monospace; opacity: 0.8; font-size: 13px; }

.check-box { width: 18px; height: 18px; border: 1.5px solid var(--text-mute); border-radius: 5px; cursor: pointer; position: relative; transition: 0.2s; margin: 0 auto; }
tr.selected .check-box, .check-box.checked { background: var(--accent); border-color: var(--accent); }
.check-box::after { content: ''; position: absolute; left: 5px; top: 1px; width: 4px; height: 8px; border: solid white; border-width: 0 2px 2px 0; transform: rotate(45deg) scale(0); transition: 0.2s; }
tr.selected .check-box::after, .check-box.checked::after { transform: rotate(45deg) scale(1); }

.file-info { display: flex; align-items: center; gap: 16px; width: 100%; }
.icon-box { width: 40px; height: 40px; border-radius: 10px; display: flex; align-items: center; justify-content: center; background: rgba(125,125,125,0.05); border: 1px solid var(--border); flex-shrink: 0; color: var(--text-main); transition: 0.2s; }
.name-col { display: flex; flex-direction: column; gap: 4px; min-width: 0; flex: 1; }
.file-name-row { display: flex; align-items: center; gap: 8px; flex-wrap: nowrap; }

.file-name { font-weight: 600; font-size: 15px; color: var(--text-main); line-height: 1.2; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; flex: 1; cursor: pointer; transition: color 0.15s; }
.file-name:hover { color: var(--accent); text-decoration: underline; text-underline-offset: 4px; }

.tag { flex-shrink: 0; margin-left: 8px; font-size: 10px; height: 20px; line-height: 18px; display: inline-flex; align-items: center; padding: 0 6px; border-radius: 4px; font-weight: 700; text-transform: uppercase; border: 1px solid; opacity: 0.7; }
.tag.cat-windows { color: var(--c-Windows); border-color: var(--c-Windows); background: rgba(59,130,246,0.1); }
/* 补上 Archives (颜色是 #eab308) */
.tag.cat-archives { 
    color: var(--c-Archives); 
    border-color: var(--c-Archives); 
    background: rgba(234, 179, 8, 0.1); /* 这是 #eab308 的 10% 透明度 */
}

/* 建议顺手把其他的也补全，不然以后 Mac/Linux 也不变色 */

/* Mac (颜色是 #a855f7) */
.tag.cat-mac { 
    color: var(--c-Mac); 
    border-color: var(--c-Mac); 
    background: rgba(168, 85, 247, 0.1); 
}

/* Linux (颜色是 #f97316) */
.tag.cat-linux { 
    color: var(--c-Linux); 
    border-color: var(--c-Linux); 
    background: rgba(249, 115, 22, 0.1); 
}

/* Android (颜色是 #10b981) */
.tag.cat-android { 
    color: var(--c-Android); 
    border-color: var(--c-Android); 
    background: rgba(16, 185, 129, 0.1); 
}

/* ISO (颜色是 #06b6d4) */
.tag.cat-iso { 
    color: var(--c-ISO); 
    border-color: var(--c-ISO); 
    background: rgba(6, 182, 212, 0.1); 
}

.badge-new { flex-shrink: 0; margin-left: 6px; font-size: 9px; height: 18px; line-height: 18px; display: inline-flex; align-items: center; font-weight: 800; color: white; background: linear-gradient(135deg, #ff4d4f, #f5222d); padding: 0 6px; border-radius: 4px; white-space: nowrap; box-shadow: 0 2px 5px rgba(245, 34, 45, 0.25); }

.md5 { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--text-mute); padding: 0; display: block; width: fit-content; transition: color 0.2s; opacity: 0.7; border: none; background: transparent; cursor: copy; }
.md5:hover { color: var(--accent); opacity: 1; }
.dl-btn { width: 32px; height: 32px; border-radius: 8px; border: 1px solid var(--border); background: transparent; color: var(--text-sub); cursor: pointer; display: flex; align-items: center; justify-content: center; transition: 0.2s; flex-shrink: 0; margin-left: auto; }
.dl-btn:hover { background: var(--accent); border-color: var(--accent); color: white; transform: translateY(-2px); box-shadow: 0 4px 8px rgba(0,0,0,0.15); }

.modal-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: var(--bg-modal-overlay); backdrop-filter: blur(5px); -webkit-backdrop-filter: blur(5px); z-index: 1000; display: none; align-items: center; justify-content: center; opacity: 0; transition: opacity 0.3s ease; }
.modal-overlay.show { display: flex; opacity: 1; }

.modal-content { background: var(--bg-card); width: 90%; max-width: 500px; border-radius: 16px; border: 1px solid var(--border); box-shadow: 0 25px 50px -12px rgba(0,0,0,0.5); transform: scale(0.95); transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275); overflow: hidden; display: flex; flex-direction: column; }
.modal-overlay.show .modal-content { transform: scale(1); }

.modal-header { padding: 20px 24px; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; background: rgba(125,125,125,0.03); }
.modal-title { font-size: 18px; font-weight: 700; color: var(--text-main); }
.modal-body { padding: 24px; overflow-y: auto; max-height: 60vh; }
.modal-footer { padding: 16px 24px; background: rgba(0,0,0,0.1); border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 12px; }

.detail-row { display: flex; margin-bottom: 16px; font-size: 14px; align-items: baseline; }
.detail-row:last-child { margin-bottom: 0; }
.detail-label { width: 100px; color: var(--text-sub); flex-shrink: 0; font-weight: 500; }
.detail-value { color: var(--text-main); font-family: 'JetBrains Mono', monospace; word-break: break-all; user-select: text; line-height: 1.5; }

.shortcut-item { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; padding-bottom: 12px; border-bottom: 1px solid var(--border); color: var(--text-main); font-size: 14px; }
.shortcut-item:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }
.kbd { background: rgba(125,125,125,0.15); border: 1px solid var(--border); border-radius: 6px; padding: 3px 8px; font-family: 'JetBrains Mono', monospace; font-size: 12px; color: var(--text-main); box-shadow: 0 2px 0 rgba(0,0,0,0.1); }

.dock-wrap { position: fixed; bottom: 32px; left: 0; width: 100%; display: flex; justify-content: center; z-index: 999; pointer-events: none; }

.dock {
    pointer-events: auto;
    display: flex;
    align-items: center;
    height: 64px;
    padding: 0 12px 0 16px;
    gap: 16px;
    background: var(--dock-bg);
    border: 1px solid var(--dock-border);
    box-shadow: var(--dock-shadow);
    color: var(--dock-text-main);
    border-radius: 18px;
    box-sizing: border-box;
    backdrop-filter: blur(12px);
    transition: all 0.3s ease;
    transform: translateY(150%) scale(0.95);
}
.dock.show { transform: translateY(0) scale(1); }

.dock-icon { width: 20px !important; height: 20px !important; min-width: 20px; display: block; flex-shrink: 0; }

.dock-btn-round { width: 40px; height: 40px; border-radius: 50%; background: var(--icon-btn-bg); border: 1px solid transparent; display: flex; align-items: center; justify-content: center; cursor: pointer; color: var(--icon-color); transition: all 0.2s; }
.dock-btn-round:hover { background: var(--icon-btn-hover); color: var(--dock-text-main); }

.dock-cart-wrapper { display: flex; align-items: center; gap: 12px; padding-right: 16px; margin-right: 0; border-right: 1px solid var(--dock-border); height: 40px; cursor: pointer; }

.dock-cart-icon-box { position: relative; width: 40px; height: 40px; background: var(--icon-btn-bg); border-radius: 10px; display: flex; align-items: center; justify-content: center; color: var(--icon-color); }

.dock-badge { position: absolute; top: -4px; right: -4px; background: #ff4d4f; color: white; font-size: 10px; font-weight: 800; min-width: 16px; height: 16px; border-radius: 10px; display: flex; align-items: center; justify-content: center; border: 2px solid var(--dock-bg); }

.dock-info { display: flex; flex-direction: column; justify-content: center; line-height: 1.2; }
.dock-label { font-size: 10px; color: var(--dock-text-sub); font-weight: 700; text-transform: uppercase; }
.dock-size { font-size: 14px; font-weight: 700; font-family: monospace; color: var(--dock-text-main); }

.dock-actions { display: flex; gap: 8px; align-items: center; }

.dock .btn { height: 40px !important; padding: 0 16px; border-radius: 8px; display: flex; align-items: center; justify-content: center; gap: 8px; font-size: 13px; font-weight: 600; cursor: pointer; white-space: nowrap; transition: all 0.2s; }

.btn-outline { background: transparent; border: 1px solid var(--btn-outline-border); color: var(--btn-outline-text); }
.btn-outline:hover { border-color: var(--dock-text-main); color: var(--dock-text-main); }

.btn-solid { background: var(--btn-solid-bg); border: 1px solid transparent; color: var(--btn-solid-text); }
.btn-solid:hover { filter: brightness(0.95); }

.btn-primary-bold { background: var(--btn-primary-bg); border: 1px solid transparent; color: var(--btn-primary-text); font-weight: 800; }
.btn-primary-bold:hover { transform: translateY(-1px); box-shadow: 0 4px 12px rgba(0,0,0,0.2); opacity: 0.9; }

.overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.5); backdrop-filter: blur(4px); z-index: 150; opacity: 0; pointer-events: none; transition: 0.3s; }
.overlay.active { opacity: 1; pointer-events: auto; }
.cart-sidebar { position: fixed; top: 0; right: 0; bottom: 0; width: 100%; max-width: 420px; background: var(--bg-sidebar); backdrop-filter: blur(40px); border-left: 1px solid var(--border); z-index: 160; transform: translateX(100%); transition: 0.4s var(--ease); display: flex; flex-direction: column; }
.cart-sidebar.open { transform: translateX(0); }
.cart-header { padding: 24px; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; }
.cart-body { flex: 1; overflow-y: auto; padding: 20px; display: flex; flex-direction: column; gap: 10px; }

.cart-item { display: flex; align-items: center; gap: 12px; padding: 12px; background: var(--bg-card); border: 1px solid var(--border); border-radius: 8px; margin-bottom: 8px; transition: transform 0.2s; }
.cart-item-info { flex: 1; min-width: 0; }
.cart-item-name { font-weight: 600; color: var(--text-main); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-size: 14px; }
.cart-item-meta { font-size: 12px; color: var(--text-sub); margin-top: 2px; }

.cart-remove { background: transparent !important; border: none !important; color: var(--text-sub); cursor: pointer; padding: 6px; border-radius: 6px; display: flex; align-items: center; justify-content: center; transition: all 0.2s; width: 32px; height: 32px; }
.cart-remove:hover { background: rgba(255, 0, 0, 0.1) !important; color: #ef4444; }

.cart-footer { margin-top: auto; padding: 24px; border-top: 1px solid var(--border); display: flex; flex-direction: column; gap: 10px; background: rgba(0,0,0,0.2); }
.args-input { width: 100%; background: rgba(0,0,0,0.2); border: 1px solid var(--border); padding: 12px; border-radius: 8px; color: var(--text-main); margin-bottom: 16px; font-size: 13px; }
.cart-footer button { width: 100%; padding: 12px; border-radius: 8px; font-weight: 600; font-size: 14px; cursor: pointer; display: flex; align-items: center; justify-content: center; gap: 8px; }

#btnBatchDl { background: var(--accent); color: white; border: none; }
#btnBatchDl:hover { filter: brightness(1.1); }
#btnCmd { background: var(--bg-card); color: var(--text-main); border: 1px solid var(--border); }

.toast { position: fixed; top: 30px; left: 50%; transform: translateX(-50%) translateY(-100px); background: var(--text-main); color: var(--bg-body); padding: 10px 24px; border-radius: 50px; font-size: 14px; font-weight: 600; box-shadow: 0 10px 30px rgba(0,0,0,0.3); transition: 0.4s var(--ease); z-index: 200; opacity: 0; }
.toast.show { transform: translateX(-50%) translateY(0); opacity: 1; }

@media (max-width: 768px) {
    .hide-m { display: none !important; }
    .container { padding: 16px; }
    .table-container { overflow: visible; }
    table { min-width: 100%; display: block; }
    tbody { display: block; width: 100%; }
    tr { display: block; width: 100%; margin-bottom: 12px; }
    td { display: block; width: 100%; padding: 0 !important; border: none; }
    tr.row-item { background: transparent; }
    tr.row-item:hover { background: transparent; }
    .mobile-card { border: 1px solid var(--border); border-radius: 12px; background: var(--bg-card); }
    .mobile-card.selected-card { background: color-mix(in srgb, var(--accent), transparent 92%) !important; border-color: var(--accent); }
    .dock { width: 92%; padding: 10px 16px; bottom: 20px; }
    .btn-text { display: none; }
    .search-input { padding: 12px 12px 12px 40px; font-size: 16px; }
    .kbd-shortcut { display: none; }
}

#qr-tooltip { position: fixed; display: none; z-index: 99999; background: #ffffff; padding: 12px; border: 1px solid #ccc; border-radius: 8px; box-shadow: 0 8px 24px rgba(0,0,0,0.4); pointer-events: none; min-width: 100px; min-height: 100px; }
#qr-tooltip img, #qr-tooltip canvas { display: block; margin: 0; padding: 0; width: auto; height: auto; image-rendering: pixelated; image-rendering: crisp-edges; }
.icon-qr { cursor: pointer; opacity: 0.6; transition: opacity 0.2s; margin-left: 8px; vertical-align: middle; }
.icon-qr:hover { opacity: 1; color: var(--accent); }

footer { margin-top: 60px; text-align: center; color: var(--text-mute); font-size: 13px; }
.heart { display: inline-block; color: #f43f5e; animation: heartbeat 1.5s ease-in-out infinite; }
@keyframes heartbeat { 0% { transform: scale(1); } 50% { transform: scale(1.2); } 100% { transform: scale(1); } }
/* --- 修复 侧边栏底部布局 --- */
.cart-footer {
    margin-top: auto;
    padding: 24px;
    background: var(--bg-sidebar); /* 保持和侧边栏一致 */
    border-top: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* 把参数输入框美化一下 */
.args-input {
    width: 100%;
    background: rgba(125,125,125,0.08);
    border: 1px solid var(--border);
    padding: 12px 14px;
    border-radius: 10px;
    color: var(--text-main);
    font-size: 13px;
    font-family: 'JetBrains Mono', monospace; /* 代码感 */
    outline: none;
    transition: 0.2s;
}
.args-input:focus {
    background: var(--bg-card);
    border-color: var(--accent);
}

/* 按钮容器：改为网格布局，左右并排 */
.cart-actions {
    display: grid;
    grid-template-columns: 1fr 1fr; /* 1:1 等分 */
    gap: 12px;
}

/* 按钮通用样式重置 */
.cart-footer button {
    height: 44px; /* 加高，方便点击 */
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.2s ease;
    width: 100%; /* 撑满网格 */
}

/* 1. 复制指令按钮 (左边) - 幽灵按钮风格 */
#btnCmd {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-main);
}
#btnCmd:hover {
    border-color: var(--text-sub);
    background: rgba(125,125,125,0.1);
}
#btnCmd:active {
    transform: scale(0.98);
}

/* 2. 批量下载按钮 (右边) - 主色调实心风格 */
#btnBatchDl {
    background: var(--accent); /* 蓝色高亮 */
    border: 1px solid var(--accent);
    color: #fff;
    box-shadow: 0 4px 12px rgba(0, 112, 243, 0.3); /* 蓝色发光 */
}
#btnBatchDl:hover {
    filter: brightness(1.1);
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(0, 112, 243, 0.4);
}
#btnBatchDl:active {
    transform: translateY(0);
}
/* =========================================
   7. 侧边栏窗口控制按钮 (Window Controls)
   ========================================= */

/* 1. 确保头部布局是横向分开的 */
.cart-header {
    display: flex;
    justify-content: space-between; /* 标题在左，按钮在右 */
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
    background: transparent; /* 保持透视 */
}

/* 2. 按钮组容器 */
.window-controls {
    display: flex;
    align-items: center;
    gap: 8px; /* 按钮之间的间距 */
    background: rgba(125,125,125,0.1); /* 给按钮组加一个浅色胶囊背景 */
    padding: 4px;
    border-radius: 8px;
    border: 1px solid var(--border);
}

/* 3. 按钮基础样式 (去除默认丑样式) */
.win-btn {
    width: 28px;
    height: 28px;
    border: none;
    background: transparent;
    border-radius: 6px;
    color: var(--text-sub);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    padding: 0;
}

/* 4. 图标微调 */
.win-btn svg {
    width: 16px;
    height: 16px;
    stroke-width: 2px;
    opacity: 0.7;
    transition: opacity 0.2s;
}
.win-btn:hover svg {
    opacity: 1;
}

/* ===footer {
    /* 去掉所有可能像表格的边框和背景 */
    background: transparent; 
    border: none;
    
    /* 大间距，制造“空气感” */
    margin-top: 5rem;
    padding-bottom: 3rem;
    
    /* 居中排版 */
    text-align: center;
    font-size: 13px; /* 小一点更精致 */
    line-height: 1.8; /* 拉开行高 */
    color: var(--text-mute);
    
    /* 作为一个整体淡入，不要太抢眼 */
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

footer:hover {
    opacity: 1; /* 鼠标放上去变亮 */
}

/* 第一行和第二行自然堆叠，不要flex强制对齐 */
.f-info, .f-copy {
    display: block;
}

/* 重点修复：去掉那个像 Excel 单元格的样式 */
.mono-text {
    font-family: 'Menlo', 'Monaco', 'Courier New', monospace;
    color: var(--text-sub); /* 比周围文字稍微亮一点点即可 */
    font-weight: 500;
    /* 彻底去掉背景和边框 */
    background: none;
    border: none;
    padding: 0 4px;
}

/* 链接样式：低调的灰色，悬停发光 */
.f-link {
    color: var(--text-sub);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.f-link:hover {
    color: var(--accent);
    /* 甚至不要下划线，改用文字发光，更科幻 */
    text-shadow: 0 0 12px rgba(0, 112, 243, 0.6); 
}

/* 爱心保持红色跳动，作为唯一的亮色点缀 */
.heart {
    display: inline-block;
    color: #ef4444;
    animation: heartbeat 1.5s ease-in-out infinite;
    font-size: 14px;
}

@keyframes heartbeat {
    0%, 100% { transform: scale(1); }
    15% { transform: scale(1.2); }
    30% { transform: scale(1); }
}
======================================
   各个按钮的特殊交互色
   ========================================= */

/* 清空按钮 (垃圾桶) - 悬停变红 */
.clear-btn:hover {
    background: rgba(239, 68, 68, 0.15); /* 浅红色背景 */
    color: #ef4444; /* 鲜红图标 */
}

/* 最小化按钮 - 悬停变黄/亮色 */
.min-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-main);
}

/* 关闭按钮 (X) - 悬停变深灰或红 */
.close-btn:hover {
    background: rgba(255, 255, 255, 0.15);
    color: var(--text-main);
}