@font-face{font-family:Inter-Adjusted;src:local(Arial);ascent-override:90.2%;descent-override:22.48%;line-gap-override:0.0%;size-adjust:107.4%}:root{--clr-tech-700:#8b3a10;--clr-tech-600:#c05a15;--clr-tech-500:#ed772e;--clr-tech-200:#f5c4a0;--clr-tech-100:#fff3eb;--clr-mech-700:#1a4272;--clr-mech-600:#2b6aa4;--clr-mech-200:#a8c4e0;--clr-mech-100:#eef4fb;--clr-link:#2b6aa4;--clr-link-hover:#1a4272;--clr-link-visited:#6b4faf;--surface-page:#f8f7f4;--surface-card:#fff;--surface-raised:#f1f0ec;--surface-inset:#e9e8e3;--surface-dark:#1a2635;--surface-dark-card:#243040;--text-primary:#18181a;--text-secondary:#48484a;--text-tertiary:#78787c;--text-disabled:#ababae;--text-inverse:#fff;--border-subtle:#00000012;--border-default:#00000021;--border-strong:#00000038;--border-tech:#c05a1547;--border-mech:#2b6aa447;--ok:#1a7a4a;--ok-bg:#e8f7ee;--err:#b92d27;--err-bg:#fdecea;--warn:#b05e0a;--warn-bg:#fdf3e7;--info:#2b6aa4;--info-bg:#eef4fb;--font-ui:"Inter", "Inter-Adjusted", -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;--font-mono:"JetBrains Mono", ui-monospace, Menlo, Consolas, monospace;--r-xs:2px;--r-sm:4px;--r-btn:6px;--r-card:8px;--r-lg:12px;--r-xl:16px;--r-pill:9999px;--shadow-ring:0 0 0 1px #00000014;--shadow-raise:0 4px 16px #00000012, 0 0 0 1px #0000000d;--shadow-float:0 20px 56px #00000026, 0 4px 16px #00000014;--dur-fast:.15s;--dur-base:.2s;--dur-slow:.3s;--ease-std:ease;--ease-spring:cubic-bezier(.22,1,.36,1);--focus-tech:0 0 0 3px #c05a1566;--focus-mech:0 0 0 3px #2b6aa466}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{touch-action:manipulation;font-family:var(--font-ui), "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;background:var(--surface-page);color:var(--text-primary);-webkit-font-smoothing:antialiased;line-height:1.6}a{color:var(--clr-link);transition:color var(--dur-fast);text-decoration:none}a:hover{color:var(--clr-link-hover);text-decoration:underline}code{font-family:var(--font-mono);background:var(--surface-inset);border-radius:var(--r-xs);color:var(--text-secondary);padding:1px 5px;font-size:.88em}.w{max-width:960px;margin:0 auto;padding:0 28px}.sec{border-top:1px solid var(--border-subtle);padding:52px 0}.sec-tag{letter-spacing:.12em;text-transform:uppercase;color:var(--clr-tech-700);margin-bottom:4px;font-size:10px;font-weight:700}.sec-title{letter-spacing:-.7px;color:var(--text-primary);margin-bottom:5px;font-size:26px;font-weight:700}.sec-desc{color:var(--text-secondary);margin-bottom:22px;font-size:13px;line-height:1.65}.sub-label{letter-spacing:.08em;text-transform:uppercase;color:var(--text-tertiary);border-bottom:1px solid var(--border-subtle);margin-top:22px;margin-bottom:8px;padding-bottom:5px;font-size:10px;font-weight:600}.g2{grid-template-columns:1fr 1fr;gap:10px;display:grid}.g3{grid-template-columns:repeat(3,1fr);gap:10px;display:grid}.g4{grid-template-columns:repeat(4,1fr);gap:10px;display:grid}.nav{z-index:300;-webkit-backdrop-filter:blur(18px);border-bottom:1px solid var(--border-subtle);background:#f8f7f4f0;position:sticky;top:0}.nav-inner{align-items:center;gap:0;max-width:1100px;height:52px;margin:0 auto;padding:0 28px;display:flex;overflow-x:auto}.nav-logo{color:var(--text-primary);flex-shrink:0;align-items:center;gap:8px;margin-right:20px;font-size:13px;font-weight:700;text-decoration:none;display:flex}.nav-logo:hover{color:var(--text-primary);text-decoration:none}.nav-group{align-items:center;gap:0;margin-right:12px;display:flex}.nav-group-label{letter-spacing:.08em;text-transform:uppercase;color:var(--text-disabled);white-space:nowrap;margin-right:4px;font-size:9px;font-weight:700}.nl{color:var(--text-tertiary);border-radius:var(--r-sm);white-space:nowrap;transition:color var(--dur-fast), background var(--dur-fast);padding:4px 7px;font-size:11px;font-weight:500;text-decoration:none}.nl:hover{color:var(--text-primary);background:var(--border-subtle);text-decoration:none}.nl:visited{color:var(--text-tertiary)}.nsp{flex:1}.nav-cta{color:#fff;background:var(--clr-mech-600);border-radius:var(--r-btn);cursor:pointer;transition:background var(--dur-fast);border:none;flex-shrink:0;align-items:center;padding:6px 16px;font-size:12px;font-weight:600;text-decoration:none;display:inline-flex}.nav-cta:hover{background:var(--clr-mech-700);color:#fff;text-decoration:none}.nav-toggle{cursor:pointer;border-radius:var(--r-btn);transition:background var(--dur-fast);background:0 0;border:none;flex-direction:column;flex-shrink:0;gap:5px;padding:6px;display:none}.nav-toggle:hover{background:var(--border-subtle)}.nav-toggle span{background:var(--text-primary);width:20px;height:2px;transition:transform var(--dur-base), opacity var(--dur-base);border-radius:1px;display:block}.nav-toggle.open span:first-child{transform:translateY(7px)rotate(45deg)}.nav-toggle.open span:nth-child(2){opacity:0}.nav-toggle.open span:nth-child(3){transform:translateY(-7px)rotate(-45deg)}.nav-drawer{z-index:290;pointer-events:none;position:fixed;inset:0}.drawer-bg{opacity:0;transition:opacity var(--dur-slow);-webkit-backdrop-filter:blur(2px);background:#00000073;position:absolute;inset:0}.drawer-panel{background:var(--surface-card);width:min(300px,90vw);box-shadow:var(--shadow-float);transition:transform var(--dur-slow) var(--ease-spring);flex-direction:column;padding-bottom:28px;display:flex;position:absolute;top:0;bottom:0;right:0;overflow-y:auto;transform:translate(100%)}.nav-drawer.open{pointer-events:auto}.nav-drawer.open .drawer-bg{opacity:1}.nav-drawer.open .drawer-panel{transform:translate(0)}.drawer-hd{border-bottom:1px solid var(--border-subtle);flex-shrink:0;justify-content:space-between;align-items:center;padding:15px 20px;display:flex}.drawer-logo-txt{color:var(--text-primary);font-size:13px;font-weight:700}.drawer-x{border-radius:var(--r-btn);background:var(--surface-raised);cursor:pointer;width:30px;height:30px;color:var(--text-secondary);border:none;justify-content:center;align-items:center;font-size:14px;display:flex}.drawer-x:hover{background:var(--border-default)}.drawer-grp{padding:14px 20px 0}.drawer-grp-lbl{letter-spacing:.09em;text-transform:uppercase;color:var(--text-secondary);margin-bottom:6px;font-size:9px;font-weight:700}.d-link{border-radius:var(--r-btn);color:var(--text-primary);transition:background var(--dur-fast);justify-content:space-between;align-items:center;margin-bottom:1px;padding:9px 10px;font-size:14px;font-weight:500;text-decoration:none;display:flex}.d-link:hover{background:var(--surface-raised);text-decoration:none}.d-link:visited{color:var(--text-primary)}.d-badge{background:var(--clr-tech-100);color:var(--clr-tech-700);border-radius:var(--r-pill);padding:1px 6px;font-size:9px;font-weight:600}.drawer-cta-wrap{flex-direction:column;gap:8px;margin-top:auto;padding:18px 20px 0;display:flex}.btn{font-family:var(--font-ui);border-radius:var(--r-btn);cursor:pointer;transition:background var(--dur-fast), color var(--dur-fast), box-shadow var(--dur-base), transform var(--dur-base);border:none;justify-content:center;align-items:center;gap:6px;padding:8px 16px;font-size:13px;font-weight:600;text-decoration:none;display:inline-flex;position:relative}.btn:active{transform:scale(.97)}.btn-tech{background:var(--clr-tech-700);color:#fff}.btn-tech:hover{background:var(--clr-tech-600);color:#fff;text-decoration:none}.btn-tech:focus-visible{box-shadow:var(--focus-tech);outline:none}.btn-mech{background:var(--clr-mech-600);color:#fff}.btn-mech:hover{background:var(--clr-mech-700);color:#fff;text-decoration:none}.btn-mech:focus-visible{box-shadow:var(--focus-mech);outline:none}.btn-tech-ol{color:var(--clr-tech-700);border:1.5px solid var(--clr-tech-700);background:0 0}.btn-tech-ol:hover{background:var(--clr-tech-100);text-decoration:none}.btn-mech-ol{color:var(--clr-mech-600);border:1.5px solid var(--clr-mech-600);background:0 0}.btn-mech-ol:hover{background:var(--clr-mech-100);text-decoration:none}.btn-ghost{color:var(--text-secondary);border:1px solid var(--border-default);background:0 0}.btn-ghost:hover{background:var(--surface-raised);text-decoration:none}.btn-sm{padding:5px 11px;font-size:11px}.btn-lg{padding:11px 22px;font-size:15px}.btn-dis{opacity:.4;cursor:not-allowed;pointer-events:none}.btn-row{flex-wrap:wrap;align-items:center;gap:7px;margin-bottom:9px;display:flex}.badge{border-radius:var(--r-pill);align-items:center;gap:4px;padding:3px 9px;font-size:11px;font-weight:600;display:inline-flex}.bdot{border-radius:50%;flex-shrink:0;width:6px;height:6px}.badge-tech{background:var(--clr-tech-100);color:var(--clr-tech-700)}.badge-mech{background:var(--clr-mech-100);color:var(--clr-mech-700)}.badge-ok{background:var(--ok-bg);color:var(--ok)}.badge-err{background:var(--err-bg);color:var(--err)}.badge-warn{background:var(--warn-bg);color:var(--warn)}.badge-neu{background:var(--surface-raised);color:var(--text-secondary)}.card-feat{background:var(--surface-card);border:1px solid var(--border-subtle);border-radius:var(--r-lg);transition:border-color var(--dur-fast), box-shadow var(--dur-base);flex-direction:column;padding:17px;display:flex}.card-feat:hover{border-color:var(--border-mech);box-shadow:var(--shadow-raise)}.feat-ic{border-radius:var(--r-card);justify-content:center;align-items:center;width:36px;height:36px;margin-bottom:9px;font-size:17px;display:flex}.feat-ic-t{background:var(--clr-tech-100)}.feat-ic-m{background:var(--clr-mech-100)}.feat-h{color:var(--text-primary);margin-bottom:4px;font-size:14px;font-weight:600}.feat-p{color:var(--text-secondary);font-size:12px;line-height:1.6}.ul{margin:0 0 12px;padding:0;list-style:none}.ul li{color:var(--text-secondary);padding:2px 0 2px 18px;font-size:13px;line-height:1.65;position:relative}.ul li:before{content:"";background:var(--clr-tech-500);border-radius:50%;width:6px;height:6px;position:absolute;top:9px;left:3px}.ul-ck li:before{content:"✓";color:var(--ok);width:14px;font-size:11px;font-weight:700;position:absolute;top:2px;left:0}.ol{counter-reset:ol;margin:0 0 12px;padding:0;list-style:none}.ol li{color:var(--text-secondary);counter-increment:ol;padding:2px 0 2px 22px;font-size:13px;line-height:1.65;position:relative}.ol li:before{content:counter(ol);background:var(--clr-mech-600);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:16px;height:16px;font-size:9px;font-weight:700;display:flex;position:absolute;top:2px;left:0}.acc{border:1px solid var(--border-default);border-radius:var(--r-lg);margin-bottom:10px;overflow:hidden}.acc-item{border-bottom:1px solid var(--border-subtle)}.acc-item:last-child{border-bottom:none}.acc-btn{cursor:pointer;width:100%;font-family:var(--font-ui);color:var(--text-primary);transition:background var(--dur-fast);text-align:left;background:0 0;border:none;justify-content:space-between;align-items:center;padding:13px 16px;font-size:13px;font-weight:500;display:flex}.acc-btn:hover{background:var(--surface-raised)}.acc-btn:focus-visible{box-shadow:var(--focus-mech);outline:none}.acc-ic{background:var(--border-subtle);width:17px;height:17px;color:var(--text-tertiary);transition:transform var(--dur-slow), background var(--dur-fast);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:10px;display:flex}.acc-item.open .acc-ic{background:var(--clr-mech-100);color:var(--clr-mech-600);transform:rotate(180deg)}.acc-body{max-height:0;transition:max-height .3s var(--ease-spring);overflow:hidden}.acc-item.open .acc-body{max-height:400px}.acc-content{color:var(--text-secondary);padding:0 16px 14px;font-size:13px;line-height:1.7}.lp-hero{background:var(--surface-card);border:1px solid var(--border-subtle);border-radius:var(--r-lg);text-align:center;margin-bottom:10px;padding:32px}.lp-tag{letter-spacing:.1em;text-transform:uppercase;color:var(--text-tertiary);margin-bottom:8px;font-size:10px;font-weight:700}.lp-h{letter-spacing:-1.3px;color:var(--text-primary);margin-bottom:9px;font-size:36px;font-weight:700;line-height:1.07}.lp-h em{color:var(--clr-tech-600);font-style:normal}.lp-p{color:var(--text-secondary);max-width:480px;margin:0 auto 15px;font-size:14px;line-height:1.7}.lp-ctas{flex-wrap:wrap;justify-content:center;gap:9px;display:flex}.lp-meta{flex-wrap:wrap;justify-content:center;gap:14px;margin-top:10px;display:flex}.lp-meta-item{color:var(--text-tertiary);align-items:center;gap:4px;font-size:11px;display:flex}.meta-dot{background:var(--ok);border-radius:50%;width:5px;height:5px}.lp-cta{background:var(--clr-mech-600);border-radius:var(--r-lg);text-align:center;margin-bottom:10px;padding:28px}.lp-cta-h{letter-spacing:-.4px;color:#fff;margin-bottom:6px;font-size:22px;font-weight:700}.lp-cta-p{color:#ffffffb3;margin-bottom:15px;font-size:13px}.lp-cta-btns{flex-wrap:wrap;justify-content:center;gap:9px;display:flex}.lp-cta-w{color:var(--clr-mech-600);border-radius:var(--r-btn);cursor:pointer;background:#fff;border:none;padding:9px 20px;font-size:13px;font-weight:600}.lp-cta-g{color:#fffc;border-radius:var(--r-btn);cursor:pointer;background:0 0;border:1px solid #ffffff47;padding:9px 20px;font-size:13px;font-weight:600}.step-flow{grid-template-columns:repeat(4,1fr);display:grid;position:relative}.step-flow:before{content:"";background:var(--border-subtle);z-index:0;height:2px;position:absolute;top:17px;left:calc(12.5% + 17px);right:calc(12.5% + 17px)}.step-item{text-align:center;flex-direction:column;align-items:center;padding:0 6px;display:flex}.step-n{background:var(--surface-card);border:2px solid var(--border-default);width:34px;height:34px;color:var(--text-tertiary);z-index:1;transition:all var(--dur-base);border-radius:50%;justify-content:center;align-items:center;margin-bottom:8px;font-size:13px;font-weight:700;display:flex;position:relative}.step-item.done .step-n{background:var(--clr-mech-600);border-color:var(--clr-mech-600);color:#fff}.step-item.cur .step-n{background:var(--surface-card);border-color:var(--clr-mech-600);color:var(--clr-mech-600)}.step-lbl{color:var(--text-secondary);margin-bottom:2px;font-size:12px;font-weight:500}.step-d{color:var(--text-tertiary);font-size:11px}.blog-grid{grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:14px;display:grid}.bc{background:var(--surface-card);border:1px solid var(--border-subtle);border-radius:var(--r-lg);transition:border-color var(--dur-fast), box-shadow var(--dur-base);overflow:hidden}.bc:hover{border-color:var(--border-mech);box-shadow:var(--shadow-raise)}.bc-thumb{aspect-ratio:16/9;position:relative;overflow:hidden}.bc-body{padding:13px 15px}.bc-meta{align-items:center;gap:6px;margin-bottom:6px;display:flex}.bc-title{color:var(--text-primary);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin-bottom:5px;font-size:13px;font-weight:600;line-height:1.4;display:-webkit-box;overflow:hidden}.bc-excerpt{color:var(--text-tertiary);-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:11px;line-height:1.6;display:-webkit-box;overflow:hidden}.bc-footer{border-top:1px solid var(--border-subtle);justify-content:flex-end;padding:9px 15px;display:flex}.cat-bar{flex-wrap:wrap;gap:6px;margin-bottom:14px;display:flex}.cat-chip{border-radius:var(--r-pill);cursor:pointer;border:1px solid var(--border-subtle);background:var(--surface-card);color:var(--text-secondary);transition:all var(--dur-fast);padding:5px 12px;font-size:12px;font-weight:500}.cat-chip:hover,.cat-chip.active{background:var(--clr-mech-600);color:#fff;border-color:var(--clr-mech-600)}.dl-grid{grid-template-columns:1fr 1fr;gap:10px;margin-bottom:14px;display:grid}.dl-card{background:var(--surface-card);border:1px solid var(--border-subtle);border-radius:var(--r-lg);padding:16px 18px}.dl-card-t{border-color:var(--border-tech)}.dl-card-m{border-color:var(--border-mech)}.dl-hd{align-items:center;gap:9px;margin-bottom:11px;display:flex}.dl-icon{border-radius:var(--r-card);justify-content:center;align-items:center;width:36px;height:36px;font-size:18px;display:flex}.dl-it{background:var(--clr-tech-100)}.dl-im{background:var(--clr-mech-100)}.dl-name{color:var(--text-primary);font-size:14px;font-weight:600}.dl-desc{color:var(--text-tertiary);font-size:11px}.pc-grid{grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:12px;display:grid}.pc{background:var(--surface-card);border:1px solid var(--border-subtle);border-radius:var(--r-lg);min-width:140px;padding:20px 12px;position:relative}.pc.featured{border-color:var(--clr-mech-600);border-width:2px}.pc-tier{letter-spacing:.03em;text-transform:uppercase;min-height:28px;margin-bottom:8px;font-size:9px;font-weight:700}.pc-tier-t{color:var(--clr-tech-700)}.pc-tier-m{color:var(--clr-mech-700)}.pc-price{align-items:baseline;gap:2px;margin-bottom:3px;display:flex}.pc-cur{color:var(--text-primary);font-size:16px;font-weight:700}.pc-amt{color:var(--text-primary);font-size:32px;font-weight:700;line-height:1;font-family:var(--font-mono)}.pc-per{color:var(--text-tertiary);font-size:11px}.pc-feats{margin-bottom:14px;padding:0;list-style:none}.pc-feats li{color:var(--text-secondary);padding:3px 0 3px 16px;font-size:12px;position:relative}.pc-feats li:before{content:"✓";color:var(--ok);font-size:10px;font-weight:700;position:absolute;left:0}.pc-btn{border-radius:var(--r-btn);cursor:pointer;width:100%;font-size:13px;font-weight:600;font-family:var(--font-ui);border:none;padding:9px}.pc-btn-t{background:var(--clr-tech-600);color:#fff}.pc-btn-m{background:var(--clr-mech-600);color:#fff}.pc-btn-g{color:var(--text-secondary);border:1px solid var(--border-default);background:0 0}.tbl-wrap{border-radius:var(--r-lg);border:1px solid var(--border-default);margin-bottom:14px;overflow-x:auto}.tbl{border-collapse:collapse;width:100%;font-size:13px}.tbl th{text-align:left;letter-spacing:.04em;color:var(--text-secondary);background:var(--surface-raised);border-bottom:2px solid var(--border-default);white-space:nowrap;padding:9px 13px;font-size:11px;font-weight:600}.tbl td{border-bottom:1px solid var(--border-subtle);color:var(--text-secondary);vertical-align:middle;padding:8px 13px}.tbl td:first-child{color:var(--text-primary);font-weight:500}.tbl tr:last-child td{border-bottom:none}.tbl tr:hover td{background:#00000005}.ft{background:var(--surface-dark);padding:42px 0 20px}.ft-inner{max-width:960px;margin:0 auto;padding:0 28px}.ft-grid{grid-template-columns:2fr 1fr 1fr 1fr;gap:26px;margin-bottom:26px;display:grid}.ft-brand .ft-logo{align-items:center;gap:7px;margin-bottom:9px;display:flex}.ft-logo-mark{background:linear-gradient(135deg,var(--clr-tech-600),var(--clr-mech-600));border-radius:5px;width:21px;height:21px}.ft-logo span{color:#ffffffe6;font-size:13px;font-weight:700}.ft-brand p{color:#fff6;margin-bottom:11px;font-size:12px;line-height:1.7}.ft-col h4,.ft-col-h{letter-spacing:.08em;text-transform:uppercase;color:#ffffff94;margin-bottom:9px;font-size:10px;font-weight:700}.ft-col ul{flex-direction:column;gap:6px;list-style:none;display:flex}.ft-col ul li a{color:#ffffff80;transition:color var(--dur-fast);font-size:12px;text-decoration:none}.ft-col ul li 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