:root{--bg:#0a0a0b;--surface:#131316;--surface-2:#1b1b20;--line:rgba(255,255,255,0.07);--line-2:rgba(255,255,255,0.12);--text:#f5f5f7;--muted:#8a8a93;--brand:#f6337b;--green:#34c759;--red:#ff453a;--font:system-ui,-apple-system,"Segoe UI",Inter,sans-serif;--mono:ui-monospace,"SF Mono",Menlo,monospace}*{box-sizing:border-box}body,html{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:16px;line-height:1.45;letter-spacing:-.01em;-webkit-font-smoothing:antialiased}main{max-width:480px;margin:0 auto;padding:20px 16px calc(24px + env(safe-area-inset-bottom));min-height:100vh;flex-direction:column;gap:16px}.brand,main{display:flex}.brand{align-items:center;gap:8px;font-weight:800;font-size:18px}.brand i{width:10px;height:10px;border-radius:50%;background:var(--brand);display:inline-block}h1{font-size:26px;line-height:1.15;margin:8px 0 0;font-weight:800;letter-spacing:-.02em}h2{font-size:15px;line-height:1.2;margin:4px 0 0;font-weight:700}h2,p{color:var(--muted)}p{margin:0}.group{display:flex;flex-direction:column;gap:10px}.title{display:flex;justify-content:space-between;align-items:baseline;gap:12px;font-weight:700}.card{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:16px;flex-direction:column;gap:10px}.card,.row{display:flex}.row{justify-content:space-between;gap:12px;font-size:15px}.row span:first-child{color:var(--muted)}.row span:last-child{text-align:right;word-break:break-all}.mono{font-family:var(--mono);font-size:13px;word-break:break-all}.big{font-size:34px;font-weight:800;letter-spacing:-.03em;color:var(--text)}button{appearance:none;border:0;border-radius:14px;padding:15px 16px;font:inherit;font-weight:700;font-size:16px;background:var(--brand);color:#fff;width:100%;cursor:pointer}button.ghost{background:var(--surface-2);color:var(--text);border:1px solid var(--line-2)}button.small{padding:10px 12px;font-size:14px;border-radius:12px}button:disabled{opacity:.55}.actions{display:flex;flex-direction:column;gap:10px;margin-top:auto}.actions.bar{position:sticky;bottom:0;z-index:2;margin:auto -16px calc(-24px - env(safe-area-inset-bottom));padding:12px 16px calc(12px + max(env(safe-area-inset-bottom), var(--tg-content-safe-area-inset-bottom, 0px)));background:var(--bg)}.actions.bar:before{content:"";position:absolute;left:0;right:0;top:-16px;height:16px;background:linear-gradient(to bottom,transparent,var(--bg));pointer-events:none}.actions.bar:empty{display:none}.pair{display:flex;gap:10px}.ok{color:var(--green)}.bad{color:var(--red)}.note{font-size:13px;color:var(--muted)}a{color:var(--text)}.frame{min-height:140px;border-radius:12px;overflow:hidden;background:var(--surface-2);border:1px solid var(--line-2)}.frame iframe{width:100%;height:160px;border:0}input,textarea{appearance:none;font:inherit;color:var(--text);background:var(--surface-2);border:1px solid var(--line-2);border-radius:12px;padding:12px;width:100%}textarea.mono{resize:none}.row input{width:72px;text-align:right}.keybox{font-family:var(--mono);font-size:13px;line-height:1.5;word-break:break-all;color:var(--text);background:var(--surface-2);border:1px solid var(--line-2);border-radius:12px;padding:12px;-webkit-user-select:all;user-select:all}