:root{--bg:#f5f8fc;--panel:#fff;--panel2:#eef4fb;--text:#162235;--muted:#64748b;--line:#dbe5f0;--blue:#0f6cbd;--blue2:#115ea3;--cyan:#2aa0e6;--green:#107c10;--amber:#a15c00;--red:#c42b1c;--shadow:0 18px 50px rgba(28,50,74,.09);--radius:18px;color-scheme:light}
:root[data-theme="dark"]{--bg:#0b1118;--panel:#111923;--panel2:#172231;--text:#edf5ff;--muted:#9fb0c3;--line:#26374a;--blue:#4aa9ff;--blue2:#79bdff;--cyan:#58c7ff;--green:#55c878;--amber:#f0b45a;--red:#ff8276;--shadow:0 20px 60px rgba(0,0,0,.28);color-scheme:dark}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(circle at 90% 0,rgba(42,160,230,.10),transparent 32%),var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;line-height:1.6}.site-header{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--bg) 86%,transparent);backdrop-filter:blur(16px);border-bottom:1px solid color-mix(in srgb,var(--line) 70%,transparent)}.nav-wrap{max-width:1180px;margin:auto;height:72px;padding:0 22px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--text);font-size:20px;font-weight:800;letter-spacing:-.3px}.brand-mark{display:grid;place-items:center;width:36px;height:36px;border-radius:10px;background:linear-gradient(145deg,var(--blue),var(--cyan));color:white;font-size:13px;font-weight:900;box-shadow:0 7px 20px rgba(15,108,189,.24)}.dot{color:var(--blue)}nav{display:flex;align-items:center;gap:22px}nav a{color:var(--muted);text-decoration:none;font-weight:650;font-size:14px}nav a:hover{color:var(--text)}.theme-btn{border:1px solid var(--line);background:var(--panel);color:var(--text);border-radius:10px;width:38px;height:38px;cursor:pointer;font-size:18px}.hero{max-width:1180px;margin:auto;padding:72px 22px 42px;display:grid;grid-template-columns:1.25fr .75fr;gap:36px;align-items:center}.eyebrow,.guide-cat{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-weight:800;font-size:13px;text-transform:uppercase;letter-spacing:.09em}.hero h1{font-size:clamp(42px,6vw,72px);line-height:1.02;letter-spacing:-2.6px;margin:15px 0 18px;max-width:850px}.hero p{font-size:19px;color:var(--muted);max-width:730px}.hero-card{background:linear-gradient(160deg,var(--panel),var(--panel2));border:1px solid var(--line);border-radius:26px;padding:26px;box-shadow:var(--shadow)}.hero-card strong{font-size:15px}.hero-card ul{padding-left:21px;margin:14px 0 0;color:var(--muted)}.search-wrap{max-width:780px;margin:28px 0 0;position:relative}.search-wrap input{width:100%;padding:18px 54px 18px 20px;border:1px solid var(--line);border-radius:15px;background:var(--panel);color:var(--text);font-size:17px;box-shadow:var(--shadow);outline:none}.search-wrap input:focus{border-color:var(--blue);box-shadow:0 0 0 4px color-mix(in srgb,var(--blue) 16%,transparent)}.search-icon{position:absolute;right:18px;top:50%;transform:translateY(-50%);color:var(--muted);font-size:22px}.section{max-width:1180px;margin:auto;padding:36px 22px}.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:24px}.section h2{font-size:32px;letter-spacing:-1px;margin:0}.section-sub{color:var(--muted);margin:4px 0 0}.filters{display:flex;gap:8px;flex-wrap:wrap}.filter{border:1px solid var(--line);background:var(--panel);color:var(--muted);padding:9px 13px;border-radius:999px;font-weight:700;cursor:pointer}.filter.active,.filter:hover{background:var(--blue);border-color:var(--blue);color:#fff}.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.guide-card{display:flex;flex-direction:column;min-height:225px;padding:21px;border:1px solid var(--line);border-radius:18px;background:var(--panel);text-decoration:none;color:var(--text);transition:.18s transform,.18s border-color,.18s box-shadow}.guide-card:hover{transform:translateY(-3px);border-color:color-mix(in srgb,var(--blue) 55%,var(--line));box-shadow:var(--shadow)}.guide-card.hidden{display:none}.card-icon{width:42px;height:42px;border-radius:12px;background:var(--panel2);display:grid;place-items:center;color:var(--blue);font-size:20px;font-weight:900}.guide-card h3{margin:18px 0 7px;font-size:19px;line-height:1.25}.guide-card p{color:var(--muted);font-size:14px;margin:0}.card-meta{margin-top:auto;padding-top:18px;display:flex;justify-content:space-between;color:var(--muted);font-size:12px;font-weight:750}.quick-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.quick{padding:19px;border:1px solid var(--line);background:var(--panel);border-radius:16px}.quick b{display:block;margin-bottom:6px}.quick code{font-family:"Cascadia Code",Consolas,monospace;color:var(--blue);font-size:13px}.quick p{color:var(--muted);font-size:13px;margin:7px 0 0}.notice{max-width:1180px;margin:24px auto 0;padding:0 22px}.notice-inner{border:1px solid color-mix(in srgb,var(--blue) 30%,var(--line));background:color-mix(in srgb,var(--blue) 7%,var(--panel));border-radius:16px;padding:17px 19px;color:var(--muted)}.notice-inner strong{color:var(--text)}footer{margin-top:70px;border-top:1px solid var(--line);padding:38px 22px 28px;background:color-mix(in srgb,var(--panel) 65%,transparent)}.footer-grid{max-width:1180px;margin:auto;display:grid;grid-template-columns:1fr 1fr;gap:50px;color:var(--muted);font-size:13px}.footer-grid strong{color:var(--text)}.footer-brand{font-size:17px;margin-bottom:12px}.footer-brand .brand-mark{width:30px;height:30px;font-size:11px}.footer-bottom{max-width:1180px;margin:26px auto 0;padding-top:18px;border-top:1px solid var(--line);color:var(--muted);font-size:12px}.empty{display:none;padding:24px;border:1px dashed var(--line);border-radius:16px;color:var(--muted)}
.guide-hero{max-width:1000px;margin:auto;padding:58px 22px 24px}.breadcrumbs{font-size:13px;color:var(--muted);margin-bottom:20px}.breadcrumbs a{color:var(--blue);text-decoration:none}.guide-hero h1{font-size:clamp(36px,5vw,58px);line-height:1.07;letter-spacing:-1.8px;margin:10px 0}.guide-hero .lede{font-size:18px;color:var(--muted);max-width:760px}.badges{display:flex;gap:9px;flex-wrap:wrap;margin-top:22px}.badge{border:1px solid var(--line);background:var(--panel);border-radius:999px;padding:7px 10px;font-size:12px;font-weight:750;color:var(--muted)}.guide-layout{max-width:1000px;margin:auto;padding:12px 22px 30px;display:grid;grid-template-columns:250px 1fr;gap:24px;align-items:start}.side{position:sticky;top:96px;border:1px solid var(--line);background:var(--panel);border-radius:16px;padding:18px}.side strong{display:block;margin-bottom:8px}.side a{display:block;color:var(--muted);text-decoration:none;padding:7px 0;font-size:13px}.side a:hover{color:var(--blue)}.content{min-width:0}.precheck{border:1px solid var(--line);background:var(--panel);border-radius:18px;padding:20px 22px;margin-bottom:18px}.precheck h2{font-size:20px;margin:0 0 8px}.precheck ul{margin:8px 0 0;padding-left:21px;color:var(--muted)}.step{position:relative;border:1px solid var(--line);background:var(--panel);border-radius:18px;padding:22px 22px 22px 74px;margin-bottom:14px}.step-num{position:absolute;left:20px;top:21px;width:36px;height:36px;border-radius:11px;background:var(--panel2);display:grid;place-items:center;font-weight:900;color:var(--blue)}.step h2{font-size:19px;margin:0 0 6px}.step p{margin:0;color:var(--muted)}.step.warn{border-color:color-mix(in srgb,var(--amber) 40%,var(--line));background:color-mix(in srgb,var(--amber) 4%,var(--panel))}.step.warn .step-num{color:var(--amber)}.codebox{position:relative;margin-top:14px;background:#08111c;color:#dcecff;border:1px solid #21354b;border-radius:13px;padding:16px 50px 16px 16px;overflow:auto}.codebox pre{margin:0;white-space:pre-wrap;font-family:"Cascadia Code",Consolas,monospace;font-size:13px}.copy-btn{position:absolute;right:9px;top:9px;background:#13263a;color:#dcecff;border:1px solid #29435e;border-radius:8px;padding:6px 8px;cursor:pointer;font-size:11px}.source-box{margin-top:24px;border-radius:18px;padding:20px 22px;background:linear-gradient(145deg,color-mix(in srgb,var(--blue) 8%,var(--panel)),var(--panel));border:1px solid color-mix(in srgb,var(--blue) 30%,var(--line))}.source-box h2{font-size:19px;margin:0 0 7px}.source-box p{color:var(--muted);font-size:14px}.source-box a{display:inline-flex;margin-top:6px;color:var(--blue);font-weight:800;text-decoration:none}.danger{color:var(--red);font-weight:800}.backlink{display:inline-flex;margin-top:24px;color:var(--blue);font-weight:800;text-decoration:none}
@media(max-width:900px){.hero{grid-template-columns:1fr}.hero-card{display:none}.guide-grid{grid-template-columns:repeat(2,1fr)}.quick-grid{grid-template-columns:repeat(2,1fr)}.guide-layout{grid-template-columns:1fr}.side{position:static;display:none}}@media(max-width:620px){.nav-wrap{height:64px;padding:0 16px}nav a{display:none}.hero{padding:46px 16px 28px}.hero h1{letter-spacing:-1.7px}.section{padding:30px 16px}.section-head{align-items:flex-start;flex-direction:column}.guide-grid{grid-template-columns:1fr}.quick-grid{grid-template-columns:1fr}.guide-card{min-height:190px}.guide-hero{padding:40px 16px 18px}.guide-layout{padding:10px 16px}.step{padding:20px 18px 20px 66px}.step-num{left:16px}.footer-grid{grid-template-columns:1fr;gap:20px}}