@font-face{font-family:HarmonyOS Sans SC Black;src:local("HarmonyOS Sans SC Black"),url(/ttf/HarmonyOS_Sans_SC_Black.ttf) format("truetype");font-weight:100 900;font-style:normal;font-display:swap}:root{--font-harmony: "HarmonyOS Sans SC Black", "HarmonyOS Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Microsoft YaHei", Arial, sans-serif;--bg: #eceef2;--topbar-bg: rgba(255, 255, 255, .25);--ink: #1f2937;--ink-soft: #374151;--ink-strong: #111827;--nav-hover-bg: rgba(255, 255, 255, .42);--avatar-ring: rgba(255, 255, 255, .7);--avatar-ring-hover: rgba(255, 255, 255, .95);--switch-track: rgba(255, 255, 255, .45);--switch-knob: #ffffff;--switch-knob-ink: #1f2937;--divider: rgba(31, 41, 55, .14);--search-bg: rgba(255, 255, 255, .42);--search-bg-focus: rgba(255, 255, 255, .74);--search-border: rgba(255, 255, 255, .55);--search-border-focus: rgba(255, 255, 255, .95);--search-placeholder: #6b7280;--card-bg: rgba(255, 255, 255, .72);--card-border: rgba(31, 41, 55, .08);--card-border-hover: rgba(31, 41, 55, .18);--accent: #2563eb;--accent-soft: rgba(37, 99, 235, .1);--line: rgba(31, 41, 55, .1);--post-meta: #6b7280;--chip-bg: rgba(31, 41, 55, .05);--chip-border: rgba(31, 41, 55, .09);--row-hover: rgba(31, 41, 55, .05);--cover-bg: rgba(255, 255, 255, .5);--totop-bg: rgba(255, 255, 255, .78);--totop-bg-hover: rgba(255, 255, 255, .95);--totop-border: rgba(31, 41, 55, .1);--totop-ink: #1f2937;--foot-bg: rgba(255, 255, 255, .45);--captcha-mask: rgba(15, 23, 42, .38);--captcha-bg: rgba(255, 255, 255, .97);--captcha-border: rgba(31, 41, 55, .1);--captcha-track: rgba(31, 41, 55, .06);--captcha-track-border: rgba(31, 41, 55, .1);--captcha-hint: #6b7280;--captcha-knob: #ffffff;--captcha-knob-ink: #1f2937;--captcha-fill-a: rgba(59, 130, 246, .18);--captcha-fill-b: rgba(59, 130, 246, .34);--captcha-ok: #16a34a;--captcha-ok-fill-a: rgba(22, 163, 74, .18);--captcha-ok-fill-b: rgba(22, 163, 74, .36);--captcha-bad: #dc2626;--toast-bg: rgba(17, 24, 39, .9);--modal-mask: rgba(15, 23, 42, .36);--modal-bg: rgba(255, 255, 255, .97);--modal-border: rgba(31, 41, 55, .1);--modal-ink-soft: #6b7280;--modal-divide: rgba(31, 41, 55, .1);--toast-ink: #f9fafb}html[data-theme=dark]{--bg: #0b1220;--topbar-bg: rgba(15, 23, 42, .55);--ink: #f1f5f9;--ink-soft: #cbd5e1;--ink-strong: #ffffff;--nav-hover-bg: rgba(255, 255, 255, .14);--avatar-ring: rgba(255, 255, 255, .35);--avatar-ring-hover: rgba(255, 255, 255, .6);--switch-track: rgba(255, 255, 255, .18);--switch-knob: #e2e8f0;--switch-knob-ink: #0f172a;--divider: rgba(255, 255, 255, .14);--search-bg: rgba(255, 255, 255, .08);--search-bg-focus: rgba(255, 255, 255, .15);--search-border: rgba(255, 255, 255, .12);--search-border-focus: rgba(255, 255, 255, .3);--search-placeholder: #94a3b8;--card-bg: rgba(255, 255, 255, .05);--card-border: rgba(255, 255, 255, .1);--card-border-hover: rgba(255, 255, 255, .22);--accent: #60a5fa;--accent-soft: rgba(96, 165, 250, .14);--line: rgba(255, 255, 255, .1);--post-meta: #94a3b8;--chip-bg: rgba(255, 255, 255, .06);--chip-border: rgba(255, 255, 255, .1);--row-hover: rgba(255, 255, 255, .06);--cover-bg: rgba(255, 255, 255, .03);--totop-bg: rgba(30, 41, 59, .72);--totop-bg-hover: rgba(51, 65, 85, .88);--totop-border: rgba(255, 255, 255, .14);--totop-ink: #f1f5f9;--foot-bg: rgba(255, 255, 255, .03);--captcha-mask: rgba(2, 6, 23, .62);--captcha-bg: rgba(24, 32, 48, .97);--captcha-border: rgba(255, 255, 255, .12);--captcha-track: rgba(255, 255, 255, .07);--captcha-track-border: rgba(255, 255, 255, .1);--captcha-hint: #94a3b8;--captcha-knob: #e2e8f0;--captcha-knob-ink: #0f172a;--captcha-fill-a: rgba(96, 165, 250, .2);--captcha-fill-b: rgba(96, 165, 250, .36);--captcha-ok: #4ade80;--captcha-ok-fill-a: rgba(74, 222, 128, .2);--captcha-ok-fill-b: rgba(74, 222, 128, .38);--captcha-bad: #f87171;--toast-bg: rgba(241, 245, 249, .94);--modal-mask: rgba(2, 6, 23, .6);--modal-bg: rgba(24, 32, 48, .97);--modal-border: rgba(255, 255, 255, .12);--modal-ink-soft: #94a3b8;--modal-divide: rgba(255, 255, 255, .12);--toast-ink: #0f172a}*{margin:0;padding:0;box-sizing:border-box}html,body{width:100%;height:100%;background-color:var(--bg);font-family:var(--font-harmony);font-weight:400;-webkit-font-smoothing:antialiased;transition:background-color .3s ease}.topbar{position:fixed;top:0;left:0;width:100%;height:56px;background-color:var(--topbar-bg);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-radius:0 0 10px 10px;display:flex;align-items:center;justify-content:space-between;padding:0 24px;z-index:1000;transition:background-color .3s ease}.topbar-brand{display:flex;align-items:center;gap:10px;font-size:18px;color:var(--ink);text-decoration:none;line-height:1;transition:color .3s ease}.topbar-brand .brand-name{margin:0;font:inherit}.topbar-brand .brand-avatar{display:block;width:32px;height:32px;border-radius:10px;object-fit:cover;box-shadow:0 0 0 1.5px var(--avatar-ring),0 2px 6px 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2px #0000001a,0 0 0 1px #ffffff29;cursor:pointer;-webkit-tap-highlight-color:transparent;transition:background-color .3s ease,box-shadow .3s ease}.theme-switch:focus-visible{outline:2px solid var(--ink);outline-offset:3px}.theme-switch .knob{position:relative;display:block;width:24px;height:24px;border-radius:50%;background-color:var(--switch-knob);box-shadow:0 1px 3px #0000003d,0 0 0 .5px #0000000d;transform:translate(0);transition:transform .3s cubic-bezier(.4,0,.2,1),background-color .3s ease}.theme-switch[aria-checked=true] .knob{transform:translate(26px)}.theme-switch .knob .icon{position:absolute;top:0;right:0;bottom:0;left:0;margin:auto;width:15px;height:15px;color:var(--switch-knob-ink);transition:opacity .3s ease,transform .3s ease}.theme-switch .knob .icon-sun{opacity:1;transform:rotate(0) scale(1)}.theme-switch .knob .icon-moon{opacity:0;transform:rotate(-90deg) scale(.6)}.theme-switch[aria-checked=true] .knob .icon-sun{opacity:0;transform:rotate(90deg) scale(.6)}.theme-switch[aria-checked=true] .knob .icon-moon{opacity:1;transform:rotate(0) scale(1)}.topbar-divider{flex:0 0 auto;width:1px;height:20px;background-color:var(--divider);transition:background-color .3s ease}.topbar-search{display:flex;align-items:center;gap:7px;height:32px;padding:0 12px;border-radius:8px;background-color:var(--search-bg);box-shadow:inset 0 0 0 1px var(--search-border);transition:background-color .2s ease,box-shadow .2s ease}.topbar-search:focus-within{background-color:var(--search-bg-focus);box-shadow:inset 0 0 0 1px var(--search-border-focus),0 0 0 2px #3b82f647}.topbar-search .icon{width:15px;height:15px;color:var(--ink-soft);pointer-events:none;transition:color .2s ease}.topbar-search input{width:150px;border:none;outline:none;padding:0;background:transparent;font-family:inherit;font-weight:400;font-size:14px;line-height:1;color:var(--ink)}.topbar-search input::placeholder{color:var(--search-placeholder)}.topbar-search 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