:root{--bg-dark: #0d0d12;--bg-card: #16161f;--bg-input: #1e1e2e;--border-light: #2a2a3a;--border-focus: #6c47ff;--accent-primary: #6c47ff;--accent-secondary: #a87fff;--text-main: #ffffff;--text-muted: #bbb;--text-sub: #555;--error-bg: #1f1010;--error-border: #6b2020;--error-text: #ff7070}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,system-ui,-apple-system,sans-serif;background:var(--bg-dark);color:var(--text-main);min-height:100vh;padding:20px;-webkit-font-smoothing:antialiased}.wrap{max-width:920px;margin:0 auto}h1{font-size:32px;font-weight:800;background:linear-gradient(135deg,#fff,#a87fff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:8px;display:flex;align-items:center;gap:12px}.subtitle{color:var(--text-sub);font-size:14px;margin-bottom:32px}.card{background:#16161fb3;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-radius:16px;padding:24px;margin-bottom:20px;border:1px solid rgba(255,255,255,.05);box-shadow:0 8px 32px #0003;transition:transform .2s ease,box-shadow .2s ease}.card.hoverable:hover{transform:translateY(-2px);box-shadow:0 12px 40px #0000004d;border-color:#6c47ff33}.inp{width:100%;background:var(--bg-input);border:1px solid var(--border-light);border-radius:10px;padding:14px 16px;color:var(--text-main);font-size:15px;margin-bottom:16px;outline:none;font-family:inherit;transition:all .2s ease}.inp::placeholder{color:var(--text-sub)}.inp:focus{border-color:var(--border-focus);box-shadow:0 0 0 3px #6c47ff33}.btn{background:linear-gradient(135deg,var(--accent-primary),var(--accent-secondary));color:#fff;border:none;border-radius:10px;padding:14px 32px;cursor:pointer;font-weight:600;font-size:15px;font-family:inherit;display:flex;align-items:center;gap:8px;transition:all .3s ease;box-shadow:0 4px 14px #6c47ff66}.btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 6px 20px 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0}.prog-bar{background:var(--bg-input);border-radius:100px;height:8px;overflow:hidden;box-shadow:inset 0 1px 3px #0003}.prog-fill{background:linear-gradient(90deg,var(--accent-primary),var(--accent-secondary));height:100%;border-radius:100px;transition:width .4s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.prog-fill:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.4),transparent);animation:shimmer 1.5s infinite}@keyframes shimmer{0%{transform:translate(-100%)}to{transform:translate(100%)}}.err-box{background:var(--error-bg);border:1px solid var(--error-border);border-radius:12px;padding:20px;margin-bottom:20px;color:var(--error-text);font-size:14px;display:flex;flex-direction:column;gap:12px;animation:slideDown .3s ease-out}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.body-text{color:var(--text-muted);line-height:1.8;font-size:15px}.theme-item{border-left:3px 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14px center}.delta-select:focus{outline:none;border-color:var(--border-focus);box-shadow:0 0 0 3px #6c47ff33}.delta-select option{background:var(--bg-card);color:var(--text-main)}.delta-list-item{font-size:14px;margin-bottom:4px;line-height:1.5;word-break:break-word;overflow-wrap:break-word}.ri-textarea{resize:vertical;font-family:monospace;font-size:13px;min-height:80px}@media(max-width:600px){.ri-textarea{font-size:12px}}