:root{color-scheme:dark;--bg:#090b10;--panel:#121722;--line:#273044;--text:#f5f7fb;--muted:#aab4c8;--accent:#7c5cff;--accent2:#27d3ad;font-family:Inter,Pretendard,system-ui,sans-serif}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 85% 5%,#221b52 0,transparent 32%),var(--bg);color:var(--text);line-height:1.65}a{color:inherit}.site-header,.site-footer{max-width:1120px;margin:auto;padding:20px 24px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{text-decoration:none;font-size:1.25rem;font-weight:800}.brand span{color:var(--muted);font-size:.8rem}.site-nav,.policy-nav{display:flex;flex-wrap:wrap;gap:18px}.site-nav a,.policy-nav a,.site-footer a{color:var(--muted);text-decoration:none}.site-nav a:hover,.policy-nav a:hover{color:#fff}.wrap,.policy-shell{max-width:1120px;margin:auto;padding:72px 24px}.hero{padding:84px 0 100px;max-width:800px}.eyebrow{color:var(--accent2);font-size:.78rem;font-weight:800;letter-spacing:.16em}.hero h1{font-size:clamp(3.2rem,8vw,6.6rem);line-height:.98;letter-spacing:-.07em;margin:18px 0 28px}.lead{color:var(--muted);font-size:1.2rem;max-width:680px}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}.button{padding:13px 20px;border:1px solid var(--line);border-radius:12px;text-decoration:none;font-weight:750}.primary{background:var(--accent);border-color:var(--accent)}section{margin-bottom:88px}h2{font-size:clamp(2rem,4vw,3rem);letter-spacing:-.04em}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.card{background:rgba(18,23,34,.88);border:1px solid var(--line);border-radius:18px;padding:24px}.card p,.muted{color:var(--muted)}.price{font-size:2rem;font-weight:850}.price small{font-size:.9rem;color:var(--muted)}.notice{border-left:3px solid var(--accent2);padding:14px 18px;background:#101b1d}.policy-shell{max-width:800px;padding-top:64px}.policy-meta{color:var(--muted);border-bottom:1px solid var(--line);padding-bottom:22px}.policy-content h2{font-size:1.35rem;margin-top:36px}.policy-content li{margin:7px 0}.site-footer{border-top:1px solid var(--line);color:var(--muted);align-items:flex-start}.footer-links{display:flex;flex-wrap:wrap;gap:14px}@media(max-width:760px){.site-header{align-items:flex-start;flex-direction:column}.grid{grid-template-columns:1fr}.wrap,.policy-shell{padding-top:40px}.hero{padding-top:52px}.site-footer{flex-direction:column}}
.convert-form{margin-top:32px;max-width:680px}.convert-row{display:flex;gap:10px}.convert-row input{min-width:0;flex:1;padding:13px 16px;border:1px solid var(--line);border-radius:12px;background:rgba(18,23,34,.88);color:var(--text);font:inherit}.convert-row input::placeholder{color:var(--muted)}.convert-row input:focus-visible,.button:focus-visible,.icon-button:focus-visible{outline:2px solid var(--accent2);outline-offset:3px}.form-help,.form-error{margin:8px 0 0;font-size:.9rem}.form-help{color:var(--muted)}.form-error{color:#ff9b9b}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.auth-dialog{width:min(100% - 32px,480px);padding:0;border:1px solid var(--line);border-radius:18px;background:var(--panel);color:var(--text);box-shadow:0 28px 80px rgba(0,0,0,.58)}.auth-dialog::backdrop{background:rgba(2,4,9,.74);backdrop-filter:blur(3px)}.auth-dialog__panel{position:relative;padding:32px}.auth-dialog h2{margin:12px 0;font-size:clamp(1.8rem,7vw,2.4rem)}.auth-dialog__close{position:absolute;top:14px;right:14px}.icon-button{width:36px;height:36px;border:1px solid var(--line);border-radius:10px;background:transparent;color:var(--muted);font-size:1.5rem;line-height:1;cursor:pointer}.google-auth-button{display:flex;width:100%;align-items:center;justify-content:center;gap:10px;margin-top:26px;cursor:pointer}.google-auth-button span{display:grid;place-items:center;width:20px;height:20px;border-radius:50%;background:#fff;color:#4285f4;font-size:.75rem;font-weight:900}@media(max-width:760px){.convert-row{flex-direction:column}.convert-row .button{width:100%;text-align:center}.auth-dialog__panel{padding:28px 24px}}@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important}}