:root{color-scheme:light;--bottom-comfort-space: clamp(128px, 18vh, 220px);--bottom-comfort-space: clamp(128px, 18svh, 220px);--safe-area-bottom: env(safe-area-inset-bottom, 0px);--ink: #17211f;--muted: #5d6d67;--line: #d9e2df;--surface: #f7faf8;--white: #ffffff;--panel: #ffffff;--teal: #0f766e;--teal-dark: #0b4f4a;--gold: #f5b544;--coral: #d45b45;--hero-bg: linear-gradient(180deg, #f9fbf7 0%, #eef6f2 100%);--shot-bg: linear-gradient(135deg, rgba(15, 118, 110, .12), rgba(245, 181, 68, .12)), #ffffff;--preview-bg: rgba(255, 255, 255, .88);--progress-bg: #e7efec;--hidden-line: #dce5e1;--shadow: 0 24px 70px rgba(17, 42, 38, .16);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}:root[data-theme=dark]{color-scheme:dark;--ink: #f1f4f2;--muted: #aeb8b4;--line: #303a37;--surface: #111816;--white: #17211f;--panel: #1b2724;--teal: #62d4c9;--teal-dark: #9ae7dc;--gold: #e6bd60;--coral: #ff8f79;--hero-bg: linear-gradient(180deg, #111816 0%, #17211f 100%);--shot-bg: linear-gradient(135deg, rgba(98, 212, 201, .13), rgba(230, 189, 96, .12)), #17211f;--preview-bg: rgba(27, 39, 36, .9);--progress-bg: #263431;--hidden-line: #33413d;--shadow: 0 24px 70px rgba(0, 0, 0, .38)}*{box-sizing:border-box;min-width:0}html{background:var(--surface);scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--surface);overflow-x:hidden}html,body{width:100%;max-width:100%}a{color:inherit;text-decoration:none}button{font:inherit}.page{min-height:100vh;min-height:100svh}.page:after{content:"";display:block;height:calc(var(--bottom-comfort-space) + var(--safe-area-bottom))}.hero{min-height:92vh;padding:22px clamp(18px,4vw,64px) 48px;background:var(--hero-bg)}.topbar{display:flex;align-items:center;justify-content:space-between;gap:18px;max-width:1180px;margin:0 auto}.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:1.05rem;white-space:nowrap}.brand-logo{display:block;width:36px;height:36px;border-radius:9px;flex:none}.brand-text{display:grid;gap:1px}.brand small{color:var(--muted);font-size:.78rem;font-weight:700}.topbar-actions{display:flex;align-items:center;gap:18px}.nav-actions{display:flex;align-items:center;gap:18px;color:var(--muted);font-size:.95rem;font-weight:800}.nav-actions a:hover{color:var(--ink)}.nav-actions a:last-child{padding:8px 12px;border:1px solid var(--line);border-radius:8px;color:var(--ink);background:var(--white)}.display-controls{display:flex;align-items:center;gap:8px}.control-button{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-width:46px;min-height:36px;padding:0 11px;border:1px solid var(--line);border-radius:8px;color:var(--ink);background:var(--white);cursor:pointer;font-weight:900}.control-button:hover{border-color:var(--teal)}.theme-icon{width:17px;height:17px;fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:2}.theme-icon-sun{display:none}:root[data-theme=dark] .theme-icon-sun{display:block}:root[data-theme=dark] .theme-icon-moon{display:none}.primary,.secondary{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 18px;border-radius:8px;font-weight:700}.primary{color:#fff;background:var(--teal)}.secondary{border:1px solid var(--line);background:var(--white)}.hero-grid{display:grid;grid-template-columns:minmax(0,.92fr) minmax(360px,1.08fr);align-items:center;gap:clamp(24px,5vw,68px);max-width:1180px;margin:58px auto 0}.hero-copy{max-width:650px;min-width:0}.eyebrow{margin:0 0 14px;color:var(--coral);font-size:.78rem;font-weight:800;letter-spacing:0;text-transform:uppercase}h1,h2,h3,p{white-space:normal}h1,h2,h3{overflow-wrap:normal;word-break:keep-all}p{overflow-wrap:break-word}h1{margin:0;font-size:clamp(2.4rem,5vw,5.3rem);line-height:1.02;letter-spacing:0}h1 span,h2 span,.lede span{display:block}.hero-title-en{margin:12px 0 0;color:var(--teal-dark);font-size:clamp(1.18rem,2vw,1.75rem);font-weight:900;line-height:1.1}.phrase{white-space:nowrap;word-break:keep-all;overflow-wrap:normal}.lede{max-width:600px;margin:24px 0 0;color:var(--muted);font-size:clamp(1.03rem,1.6vw,1.24rem);line-height:1.72}.lede span{word-break:keep-all;overflow-wrap:normal}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.hero-visual{margin:0;scroll-margin-top:24px}.product-shot{width:100%;min-height:500px;border-radius:8px;padding:clamp(18px,3vw,34px);background:var(--shot-bg);box-shadow:var(--shadow)}.preview-bar{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:18px;color:var(--muted);font-size:.9rem;font-weight:700}.preview-bar strong{color:var(--teal-dark)}.preview-session{border:1px solid var(--line);border-radius:8px;padding:clamp(18px,3vw,28px);background:var(--preview-bg)}.preview-kicker{margin:0 0 8px;color:var(--coral);font-size:.8rem;font-weight:800}.preview-session h2{margin:0;font-size:clamp(1.4rem,2.1vw,2.2rem);line-height:1.16}.preview-progress{height:8px;margin:18px 0 20px;overflow:hidden;border-radius:999px;background:var(--progress-bg)}.preview-progress span{display:block;height:100%;border-radius:inherit;background:var(--teal)}.preview-line{display:grid;grid-template-columns:42px minmax(0,1fr);gap:14px;align-items:start;padding:16px 0;border-top:1px solid var(--line)}.preview-line button{width:42px;height:42px;border:0;border-radius:50%;color:#fff;background:var(--teal);font:inherit;font-weight:800}.preview-line p{margin:0;line-height:1.55}.preview-line .en{color:var(--ink);font-weight:750}.preview-line .ko{margin-top:8px;color:var(--muted)}.muted-line{display:inline-flex;width:fit-content;max-width:100%;padding:3px 8px;border-radius:6px;color:transparent!important;background:var(--hidden-line);user-select:none}.is-active{border-top-color:#0f766e3d}.band,.split{max-width:1180px;margin:0 auto;padding:72px 0}.section-head{max-width:720px}h2{margin:0;font-size:clamp(1.8rem,3vw,3rem);line-height:1.1}.workflow{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:28px}.workflow 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40px);font-size:1.55rem;line-height:1.12;word-break:keep-all;overflow-wrap:break-word}.lede{max-width:calc(100vw - 40px);font-size:1rem}.product-shot,.hero{min-height:auto}.hero-grid{margin-top:42px}}@media(max-width:480px){.topbar,.topbar-actions,.nav-actions{align-items:flex-start}.topbar,.topbar-actions{flex-direction:column}.nav-actions{flex-wrap:wrap;gap:12px}.brand{align-items:center;gap:8px;line-height:1.1}}