:root{--font: "Segoe UI Variable Display","Segoe UI",Inter,system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;--mono: "Cascadia Mono",Consolas,ui-monospace,"SF Mono",monospace;--bg: #fbfbfc;--bg-2: #f4f4f6;--surface: #ffffff;--border: #e4e4e7;--border-strong: #d4d4d8;--text: #0f0f12;--text-2: #4b4b55;--text-3: #71717a;--accent: #2563eb;--accent-hover: #1d4ed8;--accent-soft: #eef3ff;--accent-text: #1d4ed8;--success: #16a34a;--glow: rgb(37 99 235 / 0.18);--shadow-md: 0 6px 24px rgb(15 15 18 / 0.07),0 1px 3px rgb(15 15 18 / 0.06);--shadow-xl: 0 40px 100px -20px rgb(15 23 42 / 0.28),0 12px 32px -12px rgb(15 23 42 / 0.18);--r: 14px;--r-lg: 22px;--max: 1160px;color-scheme: light dark;}@media (prefers-color-scheme: dark){:root{--bg: #0b0b0d;--bg-2: #111114;--surface: #16161a;--border: #26262c;--border-strong: #34343b;--text: #f4f4f5;--text-2: #b4b4bb;--text-3: #8b8b93;--accent: #3b82f6;--accent-hover: #60a5fa;--accent-soft: rgb(59 130 246 / 0.13);--accent-text: #93c5fd;--glow: rgb(59 130 246 / 0.22);--shadow-md: 0 6px 24px rgb(0 0 0 / 0.35);--shadow-xl: 0 40px 100px -20px rgb(0 0 0 / 0.7),0 12px 32px -12px rgb(0 0 0 / 0.5);}}:lang(ko){--font: "Segoe UI Variable Display","Segoe UI","Malgun Gothic","Apple SD Gothic Neo","Noto Sans KR","Noto Sans CJK KR",system-ui,sans-serif;}:lang(ja){--font: "Segoe UI Variable Display","Segoe UI","Yu Gothic UI","Meiryo","Hiragino Sans","Noto Sans JP","Noto Sans CJK JP",system-ui,sans-serif;}:lang(zh-CN){--font: "Segoe UI Variable Display","Segoe UI","Microsoft YaHei UI","PingFang SC","Noto Sans SC","Noto Sans CJK SC",system-ui,sans-serif;}:lang(zh-TW){--font: "Segoe UI Variable Display","Segoe UI","Microsoft JhengHei UI","PingFang TC","Noto Sans TC","Noto Sans CJK TC",system-ui,sans-serif;}*,*::before,*::after{box-sizing: border-box;}html{-webkit-text-size-adjust: 100%;scroll-behavior: smooth;scroll-padding-top: 80px;}@media (prefers-reduced-motion: reduce){html{scroll-behavior: auto;}*,*::before,*::after{animation: none !important;transition: none !important;}}body{margin: 0;background: var(--bg);color: var(--text);font: 16px/1.6 var(--font);-webkit-font-smoothing: antialiased;text-rendering: optimizeLegibility;overflow-x: hidden;}img{max-width: 100%;height: auto;display: block;}a{color: var(--accent-text);text-decoration: none;}a:hover{text-decoration: underline;}:focus-visible{outline: 3px solid var(--accent);outline-offset: 3px;border-radius: 6px;}.wrap{max-width: var(--max);margin: 0 auto;padding: 0 24px;}.skip{position: absolute;left: -999px;top: 8px;z-index: 100;background: var(--surface);padding: 8px 14px;border-radius: 8px;}.skip:focus{left: 8px;}.sr{position: absolute;width: 1px;height: 1px;overflow: hidden;clip: rect(0 0 0 0);white-space: nowrap;}kbd{display: inline-block;min-width: 1.6em;padding: 1px 7px;border: 1px solid var(--border-strong);border-bottom-width: 2px;border-radius: 6px;background: var(--surface);font: 600 0.8em/1.5 var(--mono);color: var(--text);text-align: center;}.top{position: sticky;top: 0;z-index: 50;background: color-mix(in srgb,var(--bg) 78%,transparent);backdrop-filter: saturate(180%) blur(14px);-webkit-backdrop-filter: saturate(180%) blur(14px);border-bottom: 1px solid transparent;transition: border-color 0.2s;}.top.scrolled{border-bottom-color: var(--border);}.top .wrap{display: flex;align-items: center;gap: 20px;height: 64px;}.brand{display: flex;align-items: center;gap: 10px;color: var(--text);font-weight: 700;font-size: 17px;letter-spacing: -0.015em;}.brand:hover{text-decoration: none;}.brand img{width: 30px;height: 30px;}.nav{display: flex;gap: 4px;margin-left: 12px;}.nav a{padding: 6px 12px;border-radius: 8px;color: var(--text-2);font-size: 14.5px;font-weight: 500;}.nav a:hover{background: var(--bg-2);color: var(--text);text-decoration: none;}.top-right{margin-left: auto;display: flex;align-items: center;gap: 10px;}.lang{position: relative;}.lang summary{list-style: none;display: flex;align-items: center;gap: 6px;height: 36px;padding: 0 10px;border-radius: 9px;color: var(--text-2);font-size: 14px;cursor: pointer;user-select: none;white-space: nowrap;}.lang summary::-webkit-details-marker{display: none;}.lang summary:hover{background: var(--bg-2);color: var(--text);}.lang ul{position: absolute;right: 0;top: 44px;margin: 0;padding: 6px;list-style: none;min-width: 190px;background: var(--surface);border: 1px solid var(--border);border-radius: 12px;box-shadow: var(--shadow-md);columns: 2;column-gap: 4px;}.lang li a{display: block;padding: 7px 10px;border-radius: 7px;color: var(--text);font-size: 14px;white-space: nowrap;}.lang li a:hover{background: var(--bg-2);text-decoration: none;}.lang li a[aria-current]{color: var(--accent-text);font-weight: 600;}.btn{display: inline-flex;align-items: center;justify-content: center;gap: 9px;height: 44px;padding: 0 20px;border-radius: 11px;border: 1px solid transparent;font: 600 15px/1 var(--font);cursor: pointer;transition: background 0.15s,transform 0.15s,box-shadow 0.15s;white-space: nowrap;}.btn:hover{text-decoration: none;}.btn:active{transform: translateY(1px);}.btn-primary{background: var(--accent);color: #fff;box-shadow: 0 1px 0 rgb(255 255 255 / 0.2) inset,0 8px 24px -8px var(--accent);}.btn-primary:hover{background: var(--accent-hover);}.btn-ghost{background: var(--surface);color: var(--text);border-color: var(--border);}.btn-ghost:hover{background: var(--bg-2);}.btn-sm{height: 36px;padding: 0 14px;font-size: 14px;border-radius: 9px;}.btn-lg{height: 52px;padding: 0 26px;font-size: 16.5px;border-radius: 13px;}.btn svg{width: 18px;height: 18px;flex: none;}.hero{position: relative;padding: 76px 0 40px;text-align: center;isolation: isolate;}.hero::before{content: "";position: absolute;inset: -80px 0 auto;height: 720px;z-index: -1;background:radial-gradient(60% 55% at 50% 0%,var(--glow),transparent 70%),radial-gradient(30% 30% at 85% 20%,rgb(56 189 248 / 0.12),transparent 70%),radial-gradient(30% 30% at 15% 30%,rgb(129 140 248 / 0.12),transparent 70%);}.hero::after{content: "";position: absolute;inset: 0 0 auto;height: 640px;z-index: -1;background-image: linear-gradient(var(--border) 1px,transparent 1px),linear-gradient(90deg,var(--border) 1px,transparent 1px);background-size: 48px 48px;mask-image: radial-gradient(70% 60% at 50% 0%,#000 30%,transparent 75%);-webkit-mask-image: radial-gradient(70% 60% at 50% 0%,#000 30%,transparent 75%);opacity: 0.5;}.badge{display: inline-flex;align-items: center;gap: 8px;padding: 5px 14px 5px 6px;border: 1px solid var(--border);border-radius: 999px;background: var(--surface);font-size: 13.5px;color: var(--text-2);box-shadow: var(--shadow-md);}.badge b{display: inline-flex;align-items: center;justify-content: center;width: 22px;height: 22px;border-radius: 50%;background: var(--accent-soft);color: var(--accent-text);}.badge svg{width: 13px;height: 13px;}h1{margin: 22px auto 18px;max-width: 880px;font-size: clamp(38px,6.2vw,68px);line-height: 1.06;letter-spacing: -0.035em;font-weight: 750;text-wrap: balance;}:lang(ko) h1,:lang(ja) h1,:lang(zh-CN) h1,:lang(zh-TW) h1{letter-spacing: -0.02em;line-height: 1.18;}:lang(ko) h1,:lang(ko) h2,:lang(ko) .lead,:lang(ko) .card p{word-break: keep-all;}:lang(ja),:lang(zh-CN),:lang(zh-TW){line-break: strict;}:lang(ja) h1,:lang(ja) h2,:lang(ja) h3,:lang(ja) .lead{word-break: auto-phrase;}h1 .grad{background: linear-gradient(95deg,var(--accent) 10%,#06b6d4 90%);-webkit-background-clip: text;background-clip: text;color: transparent;}.lead{margin: 0 auto;max-width: 860px;font-size: clamp(17px,2vw,19.5px);color: var(--text-2);text-wrap: pretty;}.cta-row{display: flex;flex-wrap: wrap;justify-content: center;gap: 12px;margin-top: 32px;}.trust{display: flex;flex-wrap: wrap;justify-content: center;gap: 8px 22px;margin: 22px 0 0;padding: 0;list-style: none;font-size: 14px;color: var(--text-3);}.trust li{display: flex;align-items: center;gap: 7px;}.trust svg{width: 16px;height: 16px;color: var(--success);}.stage{position: relative;margin: 56px auto 0;max-width: 1040px;}.window{position: relative;border-radius: 14px;overflow: hidden;background: var(--surface);border: 1px solid var(--border);box-shadow: var(--shadow-xl);}.window-bar{display: flex;align-items: center;height: 34px;padding: 0 12px;gap: 8px;background: var(--bg-2);border-bottom: 1px solid var(--border);font-size: 12.5px;color: var(--text-3);}.window-bar img{width: 16px;height: 16px;}.window-bar .ctl{margin-left: auto;display: flex;gap: 16px;}.window-bar .ctl i{width: 10px;height: 1px;background: var(--text-3);display: block;position: relative;}.window-bar .ctl i:nth-child(2){height: 9px;background: none;border: 1px solid var(--text-3);width: 9px;}.window-bar .ctl i:nth-child(3){background: none;}.window-bar .ctl i:nth-child(3)::before,.window-bar .ctl i:nth-child(3)::after{content: "";position: absolute;left: 0;top: 0;width: 12px;height: 1px;background: var(--text-3);transform-origin: left;}.window-bar .ctl i:nth-child(3)::before{transform: translateY(-4px) rotate(45deg);}.window-bar .ctl i:nth-child(3)::after{transform: translateY(4px) rotate(-45deg);}.window picture,.window picture img{width: 100%;}.sel{position: absolute;left: 57%;top: 22%;width: 36%;height: 44%;border: 2px solid #3b82f6;background: rgb(59 130 246 / 0.07);box-shadow: 0 0 0 1px rgb(255 255 255 / 0.6),0 12px 40px -8px rgb(37 99 235 / 0.45);border-radius: 2px;pointer-events: none;transform-origin: top left;animation: sel-in 0.9s cubic-bezier(0.2,0.8,0.2,1) 0.4s both;}.sel::before,.sel::after{content: "";position: absolute;width: 10px;height: 10px;background: #fff;border: 2px solid #3b82f6;border-radius: 2px;}.sel::before{left: -6px;top: -6px;}.sel::after{right: -6px;bottom: -6px;}.sel span{position: absolute;left: 0;top: -34px;padding: 3px 9px;border-radius: 7px;background: #18181b;color: #fff;font: 600 12px/1.6 var(--mono);white-space: nowrap;}.sel-tools{position: absolute;right: -2px;bottom: -50px;display: flex;gap: 2px;padding: 4px;border-radius: 10px;background: #18181b;box-shadow: 0 8px 24px rgb(0 0 0 / 0.35);}.sel-tools i{width: 30px;height: 30px;border-radius: 7px;display: grid;place-items: center;color: #e4e4e7;}.sel-tools i:first-child{background: #2563eb;color: #fff;}.sel-tools svg{width: 16px;height: 16px;}@keyframes sel-in{from{opacity: 0;transform: scale(0.35);}to{opacity: 1;transform: none;}}.float{position: absolute;display: flex;align-items: center;gap: 10px;padding: 10px 14px;border-radius: 14px;background: var(--surface);border: 1px solid var(--border);box-shadow: var(--shadow-md);font-size: 13.5px;text-align: left;line-height: 1.35;}.float b{display: block;font-size: 14px;color: var(--text);}.float small{color: var(--text-3);}.float .ic{width: 34px;height: 34px;border-radius: 10px;display: grid;place-items: center;background: var(--accent-soft);color: var(--accent-text);flex: none;}.float .ic svg{width: 18px;height: 18px;}.float.f1{left: -46px;top: 30%;animation: bob 6s ease-in-out infinite;}.float.f2{right: -40px;top: 72%;animation: bob 7s ease-in-out -2s infinite;}@keyframes bob{50%{transform: translateY(-8px);}}section{padding: 96px 0;}.eyebrow{display: inline-block;margin-bottom: 12px;font-size: 13px;font-weight: 650;letter-spacing: 0.08em;text-transform: uppercase;color: var(--accent-text);}h2{margin: 0 0 14px;font-size: clamp(30px,4vw,44px);line-height: 1.12;letter-spacing: -0.03em;font-weight: 720;text-wrap: balance;}:lang(ko) h2,:lang(ja) h2,:lang(zh-CN) h2,:lang(zh-TW) h2{letter-spacing: -0.015em;line-height: 1.25;}.sub{margin: 0;max-width: 860px;color: var(--text-2);font-size: 18px;text-wrap: pretty;}.head{margin-bottom: 48px;}.head.center{text-align: center;}.head.center .sub{margin: 0 auto;}h3{margin: 0 0 6px;font-size: 18px;line-height: 1.3;letter-spacing: -0.01em;font-weight: 650;}p{margin: 0;}.speed{padding-top: 64px;}.stats{display: grid;grid-template-columns: repeat(3,1fr);gap: 16px;}.stat{padding: 26px;border-radius: var(--r-lg);background: var(--surface);border: 1px solid var(--border);display: flex;flex-direction: column;gap: 18px;}.stat .meter{height: 6px;border-radius: 99px;background: var(--bg-2);overflow: hidden;}.stat .meter i{display: block;height: 100%;border-radius: inherit;background: linear-gradient(90deg,var(--accent),#06b6d4);}.stat:nth-child(1) .meter i{width: 18%;}.stat:nth-child(2) .meter i{width: 26%;}.stat:nth-child(3) .meter i{width: 34%;}.stat .k{display: flex;gap: 6px;align-items: center;color: var(--text-3);font-size: 14px;}.stat p{font-size: 17px;font-weight: 600;line-height: 1.4;}.bento{display: grid;grid-template-columns: repeat(4,1fr);gap: 16px;}.card{position: relative;min-width: 0;padding: 24px;border-radius: var(--r-lg);background: var(--surface);border: 1px solid var(--border);transition: border-color 0.2s,transform 0.2s,box-shadow 0.2s;}.card:hover{border-color: var(--border-strong);transform: translateY(-2px);box-shadow: var(--shadow-md);}.card .ic{width: 42px;height: 42px;margin-bottom: 18px;border-radius: 12px;display: grid;place-items: center;background: var(--accent-soft);color: var(--accent-text);}.card .ic svg{width: 22px;height: 22px;}.card p{color: var(--text-2);font-size: 15px;line-height: 1.55;}.card.wide{grid-column: span 2;}.card.hl{background: linear-gradient(160deg,var(--accent-soft),var(--surface) 70%);}.how{background: var(--bg-2);border-block: 1px solid var(--border);}.steps{display: grid;grid-template-columns: repeat(3,1fr);gap: 16px;counter-reset: s;list-style: none;margin: 0;padding: 0;}.steps li{position: relative;padding: 28px 26px;border-radius: var(--r-lg);background: var(--surface);border: 1px solid var(--border);}.steps li::before{counter-increment: s;content: counter(s);display: grid;place-items: center;width: 30px;height: 30px;margin-bottom: 18px;border-radius: 50%;background: var(--accent);color: #fff;font-weight: 700;font-size: 14px;}.steps .keys{margin-bottom: 10px;display: flex;gap: 6px;}.steps p{color: var(--text-2);font-size: 15px;}.shots{display: grid;grid-template-columns: 1fr 1fr;gap: 18px;}.shots figure{margin: 0;border-radius: 16px;overflow: hidden;border: 1px solid var(--border);background: var(--surface);box-shadow: var(--shadow-md);}.shots figure:first-child{grid-column: span 2;}.shots figcaption{padding: 12px 16px;font-size: 13.5px;color: var(--text-3);border-top: 1px solid var(--border);}.privacy .grid3{display: grid;grid-template-columns: repeat(3,1fr);gap: 16px;}.privacy .card .ic{background: rgb(22 163 74 / 0.12);color: var(--success);}.privacy-hero{display: grid;grid-template-columns: 1fr auto;gap: 40px;align-items: center;margin-bottom: 40px;}.privacy-hero .head{margin: 0;}.shield{width: 180px;height: 180px;}.faq{max-width: 820px;margin: 0 auto;}.faq details{border-bottom: 1px solid var(--border);}.faq summary{display: flex;justify-content: space-between;align-items: center;gap: 16px;padding: 22px 4px;cursor: pointer;list-style: none;font-size: 17.5px;font-weight: 600;}.faq summary::-webkit-details-marker{display: none;}.faq summary::after{content: "";flex: none;width: 10px;height: 10px;border-right: 2px solid var(--text-3);border-bottom: 2px solid var(--text-3);transform: rotate(45deg) translateY(-3px);transition: transform 0.2s;}.faq details[open] summary::after{transform: rotate(-135deg) translateY(-3px);}.faq details p{padding: 0 4px 22px;color: var(--text-2);}.final{padding: 40px 0 96px;}.final-box{position: relative;overflow: hidden;padding: 64px 32px;border-radius: 28px;text-align: center;color: #fff;background: radial-gradient(80% 120% at 50% 0%,#3b82f6 0%,#1d4ed8 45%,#172554 100%);isolation: isolate;}.final-box::before{content: "";position: absolute;inset: 0;z-index: -1;background-image: linear-gradient(rgb(255 255 255 / 0.08) 1px,transparent 1px),linear-gradient(90deg,rgb(255 255 255 / 0.08) 1px,transparent 1px);background-size: 40px 40px;mask-image: radial-gradient(60% 80% at 50% 30%,#000,transparent);-webkit-mask-image: radial-gradient(60% 80% at 50% 30%,#000,transparent);}.final-box h2{color: #fff;}.final-box .sub{color: rgb(255 255 255 / 0.82);margin: 0 auto;}.final-box .btn-primary{background: #fff;color: #1d4ed8;box-shadow: 0 10px 30px -10px rgb(0 0 0 / 0.5);}.final-box .btn-primary:hover{background: #eef3ff;}.final-box .note{margin-top: 16px;font-size: 14px;color: rgb(255 255 255 / 0.72);}.final-box .note a{color: #fff;text-decoration: underline;}.share{margin-top: 56px;text-align: center;}.share h3{font-size: 15px;color: var(--text-2);font-weight: 600;margin-bottom: 14px;}.share-row{display: flex;flex-wrap: wrap;justify-content: center;gap: 8px;}.share-row a,.share-row button{display: inline-flex;align-items: center;gap: 8px;height: 40px;padding: 0 14px;border-radius: 10px;border: 1px solid var(--border);background: var(--surface);color: var(--text);font: 500 14px/1 var(--font);cursor: pointer;}.share-row a:hover,.share-row button:hover{background: var(--bg-2);text-decoration: none;}.share-row svg{width: 17px;height: 17px;}footer{border-top: 1px solid var(--border);padding: 48px 0 40px;font-size: 14px;color: var(--text-3);}.foot{display: grid;grid-template-columns: 1.4fr 1fr 2fr;gap: 32px;}.foot h4{margin: 0 0 12px;font-size: 13px;color: var(--text);font-weight: 650;}.foot ul{list-style: none;margin: 0;padding: 0;display: grid;gap: 8px;}.foot .langs ul{grid-template-columns: repeat(3,1fr);}.foot a{color: var(--text-3);}.foot a:hover{color: var(--text);}.foot .brand{margin-bottom: 10px;}.biz{margin: 32px 0 0;padding-top: 20px;border-top: 1px solid var(--border);display: flex;flex-wrap: wrap;gap: 4px 16px;font-size: 12.5px;line-height: 1.6;color: var(--text-3);}.biz b{font-weight: 600;color: var(--text-2);margin-right: 4px;}.biz a{color: inherit;}.copy{margin-top: 12px;font-size: 12.5px;}.suggest{position: fixed;left: 50%;bottom: 20px;z-index: 60;transform: translateX(-50%);display: flex;align-items: center;gap: 6px;padding: 6px 6px 6px 16px;border-radius: 999px;background: var(--text);color: var(--bg);box-shadow: var(--shadow-xl);font-size: 14px;}.suggest a{color: var(--bg);font-weight: 600;}.suggest button{width: 30px;height: 30px;border: 0;border-radius: 50%;background: transparent;color: var(--bg);cursor: pointer;font-size: 18px;line-height: 1;}.suggest[hidden]{display: none;}.toast{position: fixed;left: 50%;bottom: 24px;transform: translateX(-50%);padding: 10px 18px;border-radius: 10px;background: var(--text);color: var(--bg);font-size: 14px;z-index: 70;}.doc{max-width: 760px;margin: 0 auto;padding: 56px 24px 96px;}.doc h1{font-size: clamp(30px,4vw,40px);text-align: left;margin: 12px 0 8px;}.doc h2{font-size: 22px;margin: 36px 0 10px;}.doc h3{margin-top: 24px;}.doc p,.doc li{color: var(--text-2);}.doc p{margin: 0 0 14px;}.doc ul,.doc ol{padding-left: 22px;margin: 0 0 14px;}.doc li{margin: 6px 0;}.doc code{font: 0.88em var(--mono);background: var(--bg-2);padding: 1px 5px;border-radius: 5px;word-break: break-all;}.doc strong{color: var(--text);}.back{font-size: 14px;}.nf{text-align: center;padding: 120px 24px;}.nf .code{font: 700 96px/1 var(--mono);color: var(--accent);letter-spacing: -0.04em;}@media (min-width: 1000px){:lang(ko) .hero h1,:lang(zh-CN) .hero h1,:lang(zh-TW) .hero h1{max-width: none;white-space: nowrap;font-size: clamp(40px,4.4vw,64px);}}@media (max-width: 1080px){.float.f1{left: -12px;}.float.f2{right: -8px;}}@media (max-width: 960px){.bento{grid-template-columns: repeat(2,1fr);}.shots{grid-template-columns: 1fr;}.shots figure:first-child{grid-column: auto;}.foot{grid-template-columns: 1fr 1fr;}.foot .langs{grid-column: span 2;}}@media (max-width: 760px){.nav{display: none;}.top-right .btn-sm span{display: none;}.hero{padding-top: 48px;}section{padding: 72px 0;}.stats,.steps,.privacy .grid3{grid-template-columns: 1fr;}.float{display: none;}.privacy-hero{grid-template-columns: 1fr;}.shield{display: none;}.sel-tools{display: none;}}@media (max-width: 520px){.wrap{padding: 0 18px;}.bento{grid-template-columns: 1fr;}.card.wide{grid-column: auto;}.cta-row .btn{width: 100%;}.foot{grid-template-columns: 1fr;}.foot .langs{grid-column: auto;}.foot .langs ul{grid-template-columns: repeat(2,1fr);}.final-box{padding: 48px 20px;border-radius: 22px;}}@media print{.top,.share,.suggest,footer{display: none;}}