:root{--bg-primary:#ffffff;--bg-secondary:#f8f9fa;--bg-tertiary:#f0f7ff;--text-primary:#1a1a2e;--text-secondary:#555555;--text-tertiary:#666666;--border-color:#e9ecef;--card-bg:#f8f9fa;--code-bg:#e9f7fe;--warning-bg:#fff3cd;--warning-border:#ffc107;--error-bg:#ffeaea;--shadow-color:rgba(0, 0, 0, 0.1);--modal-bg:rgba(0, 0, 0, 0.85);--gradient-primary:linear-gradient(135deg, #1a1a2e, #16213e, #0f3460);--gradient-header:linear-gradient(to right, #1a1a2e, #0f3460);--gradient-success:linear-gradient(to right, #27ae60, #2ecc71);--gradient-primary-btn:linear-gradient(to right, #4361ee, #3a56d4);--gradient-qq-btn:linear-gradient(to right, #12B7F5, #0084FF);--status-success:#27ae60;--status-warning:#f39c12;--status-error:#e74c3c;--status-info:#3498db;--accent-color:#4cc9f0;--accent-secondary:#4361ee}[data-theme=dark]{--bg-primary:#0f172a;--bg-secondary:#1e293b;--bg-tertiary:#334155;--text-primary:#f1f5f9;--text-secondary:#cbd5e1;--text-tertiary:#94a3b8;--border-color:#475569;--card-bg:#1e293b;--code-bg:#0f172a;--warning-bg:#4a3c00;--warning-border:#d97706;--error-bg:#4a1c1c;--shadow-color:rgba(0, 0, 0, 0.3);--modal-bg:rgba(0, 0, 0, 0.9);--gradient-primary:linear-gradient(135deg, #0a0a1e, #0f172a, #1e293b);--gradient-header:linear-gradient(to right, #0a0a1e, #1e293b);--gradient-success:linear-gradient(to right, #059669, #10b981);--gradient-primary-btn:linear-gradient(to right, #4f46e5, #4338ca);--gradient-qq-btn:linear-gradient(to right, #0891b2, #0e7490);--status-success:#10b981;--status-warning:#f59e0b;--status-error:#ef4444;--status-info:#3b82f6;--accent-color:#06b6d4;--accent-secondary:#6366f1}*{margin:0;padding:0;box-sizing:border-box;font-family:'Segoe UI','Microsoft YaHei',sans-serif;-webkit-tap-highlight-color:transparent;transition:background-color .3s ease,color .3s ease,border-color .3s ease}html{font-size:16px}body{background:var(--gradient-primary);color:var(--text-primary);min-height:100vh;display:flex;flex-direction:column;align-items:center;padding:15px;overflow-x:hidden;transition:background .5s ease}.desktop-only{display:none}.mobile-only{display:flex}@media (min-width:768px){.desktop-only{display:flex}.mobile-only{display:none}.header-top.desktop-only{position:fixed;top:20px;right:20px;display:flex;gap:12px;align-items:center;z-index:9999}.header-top.desktop-only .qq-group-btn,.header-top.desktop-only .theme-toggle-btn{min-height:42px;height:42px;box-shadow:0 4px 12px rgba(0,0,0,.25);backdrop-filter:blur(15px);-webkit-backdrop-filter:blur(15px)}.header-top.desktop-only .qq-group-btn{padding:0 20px;font-size:.9rem}body{padding-top:70px}.container{margin-top:10px}}@media (max-width:767px){.header{position:relative;padding:20px 15px}.header-top.mobile-only.theme-corner{position:fixed;top:15px;right:15px;z-index:9999}.header-top.mobile-only.qq-corner{position:fixed;bottom:15px;right:15px;z-index:9999}.header-top.mobile-only .qq-group-btn,.header-top.mobile-only .theme-toggle-btn{min-width:44px;min-height:44px;box-shadow:0 4px 12px rgba(0,0,0,.3);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px)}.header-top.mobile-only .theme-toggle-btn{background:rgba(255,255,255,.9);border:1px solid rgba(0,0,0,.1);color:#1a1a2e}.header-top.mobile-only .qq-group-btn{background:linear-gradient(135deg,rgba(18,183,245,.95),rgba(0,132,255,.95));border:1px solid rgba(255,255,255,.3);color:#fff}[data-theme=dark] .header-top.mobile-only .theme-toggle-btn{background:rgba(30,41,59,.9);border:1px solid rgba(255,255,255,.2);color:#fff}[data-theme=dark] .header-top.mobile-only .qq-group-btn{background:linear-gradient(135deg,rgba(8,145,178,.95),rgba(14,116,144,.95));border:1px solid rgba(255,255,255,.2);color:#fff}.header-top.mobile-only .qq-group-btn{padding:10px 16px;font-size:.85rem;white-space:nowrap}.container{margin-top:60px;margin-bottom:60px}.header-top.mobile-only .theme-toggle-btn .fa-moon{color:#1a1a2e}.header-top.mobile-only .theme-toggle-btn .fa-sun{color:#1a1a2e}[data-theme=dark] .header-top.mobile-only .theme-toggle-btn .fa-moon,[data-theme=dark] .header-top.mobile-only .theme-toggle-btn .fa-sun{color:#fff}}.header h1,.header p{position:relative;z-index:1}.theme-toggle-btn{background:rgba(255,255,255,.9);border:none;width:42px;height:42px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:1.2rem;transition:all .3s ease;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:0 4px 12px rgba(0,0,0,.2);flex-shrink:0}@media (min-width:768px){.theme-toggle-btn{color:#fff}.theme-toggle-btn:hover{background:rgba(255,255,255,.25);transform:scale(1.1) rotate(15deg);box-shadow:0 6px 16px rgba(0,0,0,.3)}[data-theme=dark] .theme-toggle-btn{background:rgba(30,41,59,.7)}[data-theme=dark] .theme-toggle-btn:hover{background:rgba(30,41,59,.9)}}.header-top.mobile-only .theme-toggle-btn:hover{background:#fff;transform:scale(1.1) rotate(15deg);box-shadow:0 6px 16px rgba(0,0,0,.4)}[data-theme=dark] .header-top.mobile-only .theme-toggle-btn:hover{background:#1e293b}.theme-toggle-btn:active{transform:scale(.95)}[data-theme=dark] .theme-toggle-btn .fa-sun{display:block}[data-theme=dark] .theme-toggle-btn .fa-moon{display:none}.theme-toggle-btn .fa-sun{display:none}.theme-toggle-btn 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.qq-group-btn{background:linear-gradient(135deg,#0891b2,#0e7490);box-shadow:0 4px 12px rgba(8,145,178,.3)}[data-theme=dark] .qq-group-btn:hover{background:linear-gradient(135deg,#0e7490,#155e75);box-shadow:0 6px 16px rgba(8,145,178,.4)}}.container{width:100%;max-width:1200px;background-color:rgba(255,255,255,.97);border-radius:16px;box-shadow:0 10px 30px var(--shadow-color);overflow:hidden;position:relative;margin:15px 0}[data-theme=dark] .container{background-color:rgba(30,41,59,.97)}.header{background:var(--gradient-header);color:#fff;padding:20px 15px;text-align:center;position:relative}.header h1{font-size:1.6rem;margin-bottom:8px;display:flex;align-items:center;justify-content:center;gap:12px;flex-wrap:wrap}.header p{font-size:.95rem;opacity:.9;max-width:100%;margin:0 auto;line-height:1.5;padding:0 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var(--shadow-color);border-color:var(--accent-color)}.download-icon{font-size:2.2rem;margin-bottom:12px}.download-icon{color:var(--accent-secondary)}.download-icon.baidu{color:#2932e1}.download-icon.aliyun{color:#ff6a00}.download-icon.w115{color:#e53238}.download-icon.tianyi{color:#ff6a00}.download-icon.lanzou{color:#1e88e5}.download-icon.weiyun{color:#00a1e9}.download-icon.google-drive{color:#34a853}.download-icon.onedrive{color:#0078d4}.download-icon.quark{color:#ff6b35}.download-icon.feiniu{color:#ff5722}.download-icon.pan123{color:#1e88e5}.download-name{font-size:1.3rem;font-weight:600;margin-bottom:10px;color:var(--text-primary);text-align:center}.download-desc{font-size:.95rem;color:var(--text-tertiary);margin-bottom:15px;line-height:1.5;text-align:center}.code-info{background-color:var(--code-bg);border-radius:8px;padding:10px;margin:12px 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li{margin-bottom:8px;color:var(--text-secondary)}.warning{background-color:var(--warning-bg);border-left:4px solid var(--warning-border);padding:12px;margin:15px 0;border-radius:5px;font-size:.9rem;color:var(--text-primary)}.modal-actions{display:flex;justify-content:center;gap:15px;margin-top:25px;padding-top:20px;border-top:1px solid var(--border-color);flex-direction:column}.agree-btn,.disagree-btn{padding:14px 25px;border-radius:50px;font-weight:600;font-size:1rem;cursor:pointer;transition:all .3s;display:flex;align-items:center;justify-content:center;gap:8px;min-height:48px}.agree-btn{background:var(--gradient-primary-btn);color:#fff}.agree-btn:hover{opacity:.9;transform:scale(1.05)}.disagree-btn{background:var(--card-bg);color:var(--text-secondary);border:2px solid var(--border-color)}.disagree-btn:hover{background:var(--bg-tertiary);color:var(--text-primary)}.qq-group-modal .modal-header{background:linear-gradient(to right,#12b7f5,#0084ff)}[data-theme=dark] .qq-group-modal 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i{color:var(--status-warning)}.copy-notification{position:fixed;top:20px;right:15px;left:15px;background:var(--gradient-success);color:#fff;padding:12px 20px;border-radius:10px;box-shadow:0 5px 15px var(--shadow-color);z-index:1001;display:flex;align-items:center;gap:10px;animation:slideInRight .3s ease-out;font-size:.9rem;max-width:400px;margin:0 auto}@keyframes slideInRight{from{transform:translateX(100%);opacity:0}to{transform:translateX(0);opacity:1}}.copy-notification.error{background:linear-gradient(to right,var(--status-error),#c0392b)}.footer{margin-top:25px;text-align:center;color:rgba(255,255,255,.7);font-size:.85rem;padding:15px;max-width:900px;width:100%;line-height:1.5}@media (min-width:768px){html{font-size:17px}body{padding:20px}.container{border-radius:18px;margin:20px 0}.header{padding:25px 20px}.header h1{font-size:2rem;gap:15px}.header 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.theme-toggle-btn{width:36px;height:36px;font-size:1rem}.header-top.mobile-only .qq-group-btn{padding:8px 14px;font-size:.8rem}.container{margin-top:50px;margin-bottom:50px}.modal{max-height:90vh;margin-top:10px;margin-bottom:10px}.modal-content{max-height:calc(90vh - 120px)}.download-option{min-height:240px}}@media (max-width:767px) and (min-height:800px){.header-top.mobile-only.theme-corner{top:25px;right:25px}.header-top.mobile-only.qq-corner{bottom:25px;right:25px}.container{margin-top:80px;margin-bottom:80px}}@supports (-webkit-touch-callout:none){@media (max-width:767px){.header-top.mobile-only.qq-corner{bottom:max(15px,env(safe-area-inset-bottom,15px));right:max(15px,env(safe-area-inset-right,15px))}.header-top.mobile-only.theme-corner{top:max(15px,env(safe-area-inset-top,15px));right:max(15px,env(safe-area-inset-right,15px))}}}body.theme-transitioning *{transition:background-color .5s ease,color .5s ease,border-color .5s ease,box-shadow .5s ease,transform .5s ease!important}