:root{--bg: #040a14;--bg-soft: #081425;--panel: rgba(12, 25, 44, .78);--panel-strong: rgba(10, 20, 35, .9);--text: #e6edf8;--muted: #9bb0cc;--danger: #fecdd3;--ok: #86efac;--border: rgba(166, 189, 226, .26);--accent: #19a27a;--accent-2: #3b82f6;--shadow: 0 16px 40px rgba(2, 10, 20, .45);--radius: 14px}*{box-sizing:border-box}body{margin:0;font-family:IBM Plex Sans,Avenir Next,Segoe UI,sans-serif;color:var(--text);background:radial-gradient(950px 520px at 8% -5%,#2a52b23d,#0000 44%),radial-gradient(860px 470px at 96% -8%,#0e6d583d,#0000 42%),linear-gradient(180deg,var(--bg) 0%,var(--bg-soft) 100%);min-height:100vh}.app-shell{max-width:1020px;margin:0 auto;padding:22px 16px 40px}.hero{margin-bottom:16px;border:1px solid var(--border);border-radius:calc(var(--radius) + 2px);padding:16px 18px;text-align:center;background:linear-gradient(125deg,#182b4ebf,#0f37318c);box-shadow:var(--shadow)}h1,h2{margin:0 0 12px;letter-spacing:.01em}h1{margin-bottom:8px;font-size:clamp(1.65rem,4vw,2.4rem);display:inline-flex;align-items:center;gap:10px}.title-icon{width:1.05em;height:1.05em;flex:0 0 auto}.hero p{margin:0;color:#c5d6ef}.flash-counter-badge{display:inline-flex;align-items:stretch;overflow:hidden;border-radius:8px;border:1px solid rgba(157,175,196,.38);box-shadow:0 4px 18px #02081159;font-size:.92rem;font-weight:700}.hero-badges{margin-top:12px;display:flex;flex-wrap:wrap;gap:8px;justify-content:center}.flash-counter-badge-label,.flash-counter-badge-value{padding:4px 10px;line-height:1.25}.flash-counter-badge-label{color:#e3ebf7;background:linear-gradient(180deg,#4a5565,#3c4655)}.flash-counter-badge-value{color:#f2fbff;background:linear-gradient(180deg,#21a3cc,#1d7db0);border-left:1px solid rgba(15,28,45,.35);min-width:44px;text-align:center}.info-badge{display:inline-flex;align-items:stretch;overflow:hidden;border-radius:8px;border:1px solid rgba(157,175,196,.38);box-shadow:0 4px 18px #02081159;text-decoration:none;font-size:.92rem;font-weight:700}.info-badge-label,.info-badge-value{padding:4px 10px;line-height:1.25}.info-badge-label{color:#e3ebf7;background:linear-gradient(180deg,#4a5565,#3c4655)}.info-badge-value{color:#eff9ff;background:linear-gradient(180deg,#4080d9,#3367b8);border-left:1px solid rgba(15,28,45,.35)}.info-badge:hover{filter:brightness(1.05)}.panel{border:1px solid var(--border);background:var(--panel);border-radius:var(--radius);padding:14px;margin-bottom:16px;box-shadow:var(--shadow);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.panel h2{font-size:1.04rem}.grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}button,select,input[type=file]{width:100%;padding:10px;border-radius:10px;border:1px solid var(--border);color:var(--text);background:#091222cc}select,input[type=file]{transition:border-color .14s ease,box-shadow .14s ease}select:focus-visible,input[type=file]:focus-visible,button:focus-visible{outline:none;border-color:#6aa9ffcc;box-shadow:0 0 0 3px #3b82f63d}button{cursor:pointer;background:linear-gradient(180deg,#1ba579,#167e60);color:#fff;border:1px solid rgba(118,242,198,.35);font-weight:700;transition:transform .12s ease,filter .12s ease}button:hover:not(:disabled){filter:brightness(1.05);transform:translateY(-1px)}button:disabled{opacity:.55;cursor:not-allowed}.preview{margin-top:12px;width:100%;image-rendering:pixelated;border-radius:10px;border:1px solid var(--border);background:#000}.inline-check{display:flex;align-items:center;gap:10px;margin-bottom:12px}.inline-check input{width:auto}.error,.success{border-radius:10px;padding:10px;margin-bottom:10px}.error{border:1px solid rgba(251,113,133,.45);color:var(--danger);background:#7f1d1d3d}.success{border:1px solid rgba(74,222,128,.35);color:var(--ok);background:#14532d40}.log-box{max-height:260px;overflow:auto;background:var(--panel-strong);color:#c1ebde;border-radius:10px;border:1px solid var(--border);padding:10px}.muted{color:var(--muted)}progress{width:100%;margin-bottom:10px;height:10px}progress::-webkit-progress-bar{background:#54698c59;border-radius:999px}progress::-webkit-progress-value{background:linear-gradient(90deg,var(--accent),var(--accent-2));border-radius:999px}progress::-moz-progress-bar{background:linear-gradient(90deg,var(--accent),var(--accent-2));border-radius:999px}@media (max-width: 780px){.app-shell{padding-top:16px}.grid{grid-template-columns:1fr}.hero{padding:14px;text-align:left}.hero-badges{justify-content:flex-start}}