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var(--c-line);border-radius:var(--r-xl);box-shadow:var(--shadow-md);padding:32px;position:relative;overflow:hidden}.hd-hero-card:before{content:"";pointer-events:none;background:radial-gradient(circle,#f4a2611f,#0000 60%);border-radius:50%;width:240px;height:240px;position:absolute;top:-60px;right:-60px}.hd-hero-card-hd{font-family:var(--font-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--c-mute);margin-bottom:18px;font-size:11px;position:relative}.hd-hero-card-list{flex-direction:column;gap:14px;display:flex;position:relative}.hd-hero-card-item{border-bottom:1px solid var(--c-line);color:inherit;border-radius:8px;grid-template-columns:36px 1fr auto;align-items:center;gap:12px;padding-bottom:14px;text-decoration:none;transition:background .15s;display:grid}a.hd-hero-card-item:hover{background:#0a1f440a}.hd-hero-card-item:last-child{border-bottom:none;padding-bottom:0}.hd-hero-card-num{background:var(--grad-fire);color:#fff;text-shadow:0 1px 2px #0a142859;width:36px;height:36px;font-family:var(--font-display);border-radius:50%;justify-content:center;align-items:center;font-size:14px;font-weight:800;display:inline-flex}.hd-hero-card-item .hd-hero-card-num{color:#fff;text-shadow:0 1px 2px #0a142859}.hd-hero-card-item:nth-child(2) .hd-hero-card-num{color:#5a3200;text-shadow:none;background:linear-gradient(135deg,#f4a261,#ffd166)}.hd-hero-card-item:nth-child(3) .hd-hero-card-num{background:linear-gradient(135deg,#0a1f44,#2a3f70)}.hd-hero-card-item:nth-child(4) .hd-hero-card-num{background:linear-gradient(135deg,#1b7a5a,#34b98a)}.hd-hero-card-item b{font-family:var(--font-display);color:var(--c-ink);letter-spacing:-.01em;font-size:14.5px;font-weight:700;display:block}.hd-hero-card-item span{color:var(--c-mute);font-size:12.5px}.hd-hero-card-time{font-family:var(--font-mono);color:var(--c-red);letter-spacing:.06em;font-size:11px;font-weight:700}@media (max-width:900px){.hd-hero{padding:120px 0 48px}.hd-hero-row{grid-template-columns:1fr;gap:32px}.hd-hero-card{padding:24px}}@media (max-width:600px){.hd-hero-card{padding:16px}.hd-hero-card-hd{margin-bottom:14px}.hd-hero-card-list{flex-direction:row;align-items:stretch;gap:0}.hd-hero-card-item{text-align:center;border-bottom:none;border-right:1px solid var(--c-line);flex-direction:column;flex:1;justify-content:flex-start;align-items:center;gap:8px;padding:0 8px;display:flex}.hd-hero-card-item:last-child{border-right:none;padding-bottom:0}.hd-hero-card-num{width:28px;height:28px;font-size:12px}.hd-hero-card-item span,.hd-hero-card-time{display:none}.hd-hero-card-item b{font-size:12px;line-height:1.35}}.hd-topic-tabs{background:var(--c-bg);justify-content:center;gap:14px;padding:56px 20px 0;display:flex}.hd-topic-tab{border:1.5px solid var(--c-line);background:var(--c-surface);min-width:230px;color:var(--c-ink);font-family:var(--font-display);letter-spacing:-.01em;cursor:pointer;border-radius:16px;flex-direction:column;align-items:center;gap:3px;padding:14px 26px;font-size:16px;font-weight:800;transition:border-color .15s,background .15s,transform .15s;display:flex}.hd-topic-tab span{font-family:var(--font-body,inherit);color:var(--c-mute);letter-spacing:0;font-size:12px;font-weight:600}.hd-topic-tab .hd-topic-tab-main{font-family:var(--font-display);color:var(--c-ink);letter-spacing:-.01em;align-items:center;gap:8px;font-size:16px;font-weight:800;display:inline-flex}.hd-topic-tab .hd-topic-tab-ic{width:20px;height:20px;color:var(--c-red);display:inline-flex}.hd-topic-tab .hd-topic-tab-ic svg{width:20px;height:20px;display:block}.hd-topic-tab:hover{border-color:#e6394673;transform:translateY(-1px)}.hd-topic-tab.on{border-color:var(--c-red);background:#e6394612;box-shadow:0 8px 26px #e639461f}.hd-topic-tab.on span{color:var(--c-red)}.hd-topic-tab.on .hd-topic-tab-main{color:var(--c-ink)}.hd-topic-tab:focus-visible{outline:2px solid var(--c-red);outline-offset:2px}.hd-tabs-flow .hd-guide{padding-top:32px}.hd-tabs-flow .hd-os-toggle{padding-top:18px}.hd-os-toggle{background:var(--c-bg);justify-content:center;gap:12px;padding:72px 20px 0;display:flex}.hd-os-btn{border:1.5px solid var(--c-line);background:var(--c-surface);color:var(--c-ink);font-family:var(--font-display);cursor:pointer;border-radius:999px;align-items:center;gap:9px;padding:10px 22px;font-size:14px;font-weight:700;transition:border-color .15s,background .15s;display:inline-flex}.hd-os-btn:hover{border-color:#e6394673}.hd-os-btn.on{border-color:var(--c-red);background:#e6394612}.hd-os-btn:focus-visible{outline:2px solid var(--c-red);outline-offset:2px}.hd-os-logo{width:22px;height:22px;display:inline-flex}.hd-os-logo svg{width:22px;height:22px;display:block}.hd-shot{border:1px solid var(--c-line);border-radius:12px;width:100%;height:auto;display:block}.hd-tools{background:var(--c-bg);padding:100px 0}.hd-tools-head{text-align:center;flex-direction:column;align-items:center;gap:14px;margin-bottom:56px;display:flex}.hd-tools-title{font-family:var(--font-display);letter-spacing:-.025em;color:var(--c-ink);text-wrap:balance;max-width:760px;margin:0;font-size:clamp(28px,3.5vw,48px);font-weight:700;line-height:1.1}.hd-tools-sub{color:var(--c-mute);max-width:540px;margin:0;font-size:15.5px;line-height:1.55}.hd-tools-grid{grid-template-columns:repeat(3,1fr);gap:20px;display:grid}@media (max-width:900px){.hd-tools-grid{grid-template-columns:1fr;max-width:480px;margin:0 auto}}.hd-tool{background:var(--c-bg);border:1px solid var(--c-line);border-radius:var(--r-xl);text-align:center;flex-direction:column;align-items:center;gap:16px;padding:36px 28px 28px;transition:transform .25s,border-color .25s,box-shadow .25s;display:flex;position:relative;overflow:hidden}[data-theme=dark] .hd-tool{background:var(--c-bg)}.hd-tool:hover{border-color:var(--c-line-2);box-shadow:var(--shadow-lg);transform:translateY(-4px)}.hd-tool:before{content:"";filter:blur(40px);opacity:.45;pointer-events:none;border-radius:50%;width:180px;height:180px;transition:transform .3s,opacity .3s;position:absolute;top:76px;left:50%;transform:translate(-50%,-50%)}.hd-tool:hover:before{opacity:.65;transform:translate(-50%,-50%)scale(1.15)}.hd-tool.tool-chrome:before{background:linear-gradient(135deg,#ea4335 0%,#fbbc05 50%,#34a853 100%)}.hd-tool.tool-coccoc:before{background:linear-gradient(135deg,#4eb969 0%,#f16037 100%)}.hd-tool.tool-edge:before{background:linear-gradient(135deg,#0078d4 0%,#3cdece 50%,#6ee77f 100%)}.hd-tool-icon{border-radius:var(--r-lg);background:var(--c-surface);border:1px solid var(--c-line);justify-content:center;align-items:center;width:80px;height:80px;display:inline-flex;position:relative}[data-theme=dark] .hd-tool-icon{background:#ffffff0a}.hd-tool-icon svg{width:48px;height:48px}.hd-tool-name{font-family:var(--font-display);letter-spacing:-.02em;color:var(--c-ink);margin:4px 0 0;font-size:20px;font-weight:800}.hd-tool-sub{color:var(--c-mute);margin:0;font-size:13.5px;line-height:1.5}.hd-tool-btn{justify-content:center;width:100%;margin-top:8px}.hd-guide{background:var(--c-bg);border-bottom:1px solid var(--c-line);padding:80px 0 100px}.hd-guide-head{text-align:center;flex-direction:column;align-items:center;gap:14px;margin-bottom:48px;display:flex}.hd-guide-title{font-family:var(--font-display);letter-spacing:-.025em;text-transform:uppercase;color:var(--c-ink);text-wrap:balance;margin:0;font-size:clamp(26px,3.2vw,42px);font-weight:800;line-height:1.1}.hd-guide-progress{background:var(--c-line);border-radius:var(--r-pill);width:100%;max-width:480px;height:6px;margin-top:6px;position:relative}.hd-guide-progress-fill{background:var(--grad-fire);border-radius:var(--r-pill);transition:width .5s;position:absolute;inset:0 auto 0 0}.hd-guide-progress-label{font-family:var(--font-mono);color:var(--c-mute);align-items:center;gap:8px;font-size:12px;display:inline-flex;position:absolute;top:14px;left:0}.hd-guide-progress-label b{color:var(--c-red);font-weight:700}.hd-guide-progress-status{border-radius:var(--r-pill);background:var(--c-surface);border:1px solid var(--c-line);letter-spacing:.08em;text-transform:uppercase;margin-left:12px;padding:3px 10px;font-size:10.5px}[data-theme=dark] .hd-guide-progress-status{background:var(--c-surface)}.hd-guide-step-active-label{display:none}.hd-guide-wrap{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-xl);box-shadow:var(--shadow-md);grid-template-columns:320px 1fr;align-items:start;gap:40px;margin-top:40px;padding:32px;display:grid}@media (max-width:900px){.hd-guide-wrap{grid-template-columns:1fr;gap:28px;padding:22px}.hd-phone-stage{flex-direction:column-reverse;gap:18px}.hd-phone-aside{max-width:480px}}.hd-guide-timeline{background:var(--c-bg);border:1px solid var(--c-line);border-radius:var(--r-lg);flex-direction:column;gap:4px;padding:6px;display:flex;position:relative}.hd-guide-step{border-radius:var(--r-md);text-align:left;cursor:pointer;color:var(--c-ink);background:0 0;border:1px solid #0000;grid-template-columns:36px 1fr;align-items:center;gap:14px;padding:12px 14px;font-family:inherit;transition:background .2s,border-color .2s;display:grid}.hd-guide-step:hover{background:var(--c-bg);border-color:var(--c-line)}[data-theme=dark] .hd-guide-step:hover{background:#ffffff0a}.hd-guide-step.active{background:linear-gradient(135deg,#e639461a,#f4a2610f);border-color:#e639464d}.hd-guide-step-n{background:var(--c-bg);border:1px solid var(--c-line-2);width:36px;height:36px;font-family:var(--font-display);color:var(--c-mute);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:14px;font-weight:800;transition:background .2s,color .2s,border-color .2s;display:inline-flex}[data-theme=dark] .hd-guide-step-n{background:#ffffff0a}.hd-guide-step.active .hd-guide-step-n{background:var(--grad-fire);color:#fff;border:none;box-shadow:0 4px 16px #e6394659}.hd-guide-step.done .hd-guide-step-n{background:var(--c-surface);color:var(--c-red);border-color:#e639464d}.hd-guide-step-body{flex-direction:column;gap:2px;min-width:0;display:flex}.hd-guide-step-title{font-family:var(--font-display);letter-spacing:-.01em;color:var(--c-ink);font-size:14px;font-weight:600;line-height:1.3}.hd-guide-step.active .hd-guide-step-title{color:var(--c-red);font-weight:700}.hd-guide-step-tag{font-family:var(--font-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--c-mute);font-size:10.5px;font-weight:600}.hd-guide-stage{justify-content:center;align-items:flex-start;display:flex}.hd-mockup-pc{background:var(--c-surface);border:1px solid var(--c-line-2);border-radius:var(--r-lg);width:100%;max-width:720px;box-shadow:var(--shadow-lg);overflow:hidden}.hd-mockup-bar{background:var(--c-bg);border-bottom:1px solid var(--c-line);align-items:center;gap:10px;padding:12px 14px;display:flex}[data-theme=dark] .hd-mockup-bar{background:#ffffff08}.hd-mockup-dot{border-radius:50%;width:11px;height:11px}.hd-mockup-url{font-family:var(--font-mono);color:var(--c-mute);background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-pill);text-align:center;flex:1;margin-left:12px;padding:4px 14px;font-size:11.5px}[data-theme=dark] .hd-mockup-url{background:#ffffff0a}.hd-mockup-pc .hd-mockup-body{background:linear-gradient(180deg, #e6394608, #f4a26108), var(--c-surface);min-height:420px;padding:28px}[data-theme=dark] .hd-mockup-pc .hd-mockup-body{background:linear-gradient(180deg, #e639460f, #f4a2610a), var(--c-surface)}.hd-phone-stage{justify-content:center;align-items:center;gap:40px;width:100%;display:flex}.hd-phone-aside{flex-direction:column;gap:14px;max-width:340px;display:flex}.hd-phone-aside .hd-ph-text h4{font-size:20px}.hd-phone-aside .hd-ph-text p{font-size:14.5px}.hd-mockup-phone{border:2px solid var(--c-line-2);width:300px;max-width:100%;box-shadow:var(--shadow-lg);background:#0a1f44;border-radius:36px;padding:14px 12px}.hd-phone-screen{background:var(--c-surface);border-radius:24px;overflow:hidden}.hd-phone-shot{width:100%;height:auto;display:block}.hd-phone-screen .hd-ph-img{min-height:300px;margin:16px}.hd-phone-bar{background:#060b1a;border-radius:4px;width:80px;height:4px;margin:8px auto 0}.hd-ph{background:var(--c-bg);border:1px solid var(--c-line);border-radius:var(--r-md);flex-direction:column;gap:16px;min-height:320px;padding:24px;display:flex;position:relative}[data-theme=dark] .hd-ph{background:#ffffff0a}.hd-ph-num{border-radius:var(--r-pill);background:var(--grad-fire);color:#fff;font-family:var(--font-mono);letter-spacing:.08em;justify-content:center;align-self:flex-start;align-items:center;padding:6px 14px;font-size:12px;font-weight:700;display:inline-flex}.hd-ph-text h4{font-family:var(--font-display);letter-spacing:-.02em;color:var(--c-ink);margin:0 0 6px;font-size:17px;font-weight:700;line-height:1.25}.hd-ph-text p{color:var(--c-mute);margin:0;font-size:13.5px;line-height:1.6}.hd-ph-img{background:var(--c-surface);border:1px dashed var(--c-line-2);border-radius:var(--r-md);color:var(--c-mute);flex-direction:column;flex:1;justify-content:center;align-items:center;gap:10px;margin-top:auto;padding:24px;display:flex}[data-theme=dark] .hd-ph-img{background:#ffffff08}.hd-ph-img svg{opacity:.4;width:80px;height:60px}.hd-mockup-phone .hd-ph-img svg{width:60px;height:80px}.hd-ph-img span{font-family:var(--font-mono);letter-spacing:.08em;text-transform:uppercase;font-size:11.5px}@media (max-width:600px){.hd-guide-timeline{scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;scrollbar-width:none;flex-direction:row;gap:6px;max-height:none;padding:8px;overflow:auto visible}.hd-guide-timeline::-webkit-scrollbar{display:none}.hd-guide-step{scroll-snap-align:center;flex-direction:column;flex-shrink:0;justify-content:center;align-items:center;min-width:52px;padding:8px 4px;scroll-margin-inline:6px;display:flex}.hd-guide-step-body{display:none}.hd-guide-step-active-label{align-items:center;gap:10px;padding:10px 16px 0;display:flex}.hd-guide-step-active-label .hd-guide-step-title{font-family:var(--font-display);letter-spacing:-.01em;color:var(--c-red);font-size:14px;font-weight:700;line-height:1.3}.hd-guide-step-active-label .hd-guide-step-tag{font-family:var(--font-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--c-mute);white-space:nowrap;font-size:10.5px;font-weight:600}.hd-mockup-phone{border-radius:28px;width:100%;max-width:360px;margin:0 auto}.hd-mockup-pc .hd-mockup-body{min-height:260px;padding:18px}.hd-ph{gap:12px;min-height:240px;padding:18px}.hd-tools-grid{grid-template-columns:1fr;gap:10px;max-width:100%}.hd-tool{text-align:left;grid-template-columns:52px 1fr;align-items:center;gap:3px 14px;padding:16px 18px;display:grid}.hd-tool:before{filter:blur(18px);opacity:.45;width:60px;height:60px;top:26px;left:26px}.hd-tool-icon{grid-area:1/1/3;width:52px;height:52px}.hd-tool-icon svg{width:30px;height:30px}.hd-tool-name{grid-area:1/2;align-self:end;margin:0;font-size:15px}.hd-tool-sub{grid-area:2/2;align-self:start;margin:0;font-size:12px;line-height:1.4}.hd-tool-btn{grid-area:3/1/auto/-1;margin-top:10px}}@media (max-width:480px){.hd-hero{padding:100px 0 40px}.hd-hero-card{padding:20px}.hd-hero-actions{flex-direction:column;gap:10px}.hd-hero-actions .btn{justify-content:center;width:100%}.hd-guide{padding:56px 0 64px}.hd-guide-head{gap:10px;margin-bottom:28px}.hd-guide-wrap{gap:14px;padding:14px}.hd-guide-step{gap:4px;min-width:48px;padding:8px 4px}.hd-guide-step-n{width:32px;height:32px;font-size:13px}.hd-tools{padding:56px 0}.hd-tools-head{margin-bottom:24px}.hd-tool{padding:14px 16px}.hd-tool-icon{width:46px;height:46px}.hd-tool-icon svg{width:26px;height:26px}.hd-tool-name{font-size:14px}}@media (max-width:380px){.hd-hero-card{padding:16px}.hd-hero-card-item{grid-template-columns:30px 1fr auto;gap:8px}.hd-hero-card-num{width:30px;height:30px;font-size:12px}.hd-hero-card-item b{font-size:13px}.hd-guide-step{min-width:44px;padding:6px 3px}.hd-guide-step-n{width:28px;height:28px;font-size:11px}.hd-guide-wrap{padding:10px}.hd-mockup-phone{border-radius:24px;padding:10px 8px}.hd-phone-screen{border-radius:18px}.hd-ph{min-height:200px;padding:14px}.hd-ph-text h4{font-size:15px}.hd-ph-text p{font-size:12.5px}}