:root{--bg:#f3ede4;--paper:rgba(255,250,245,0.88);--paper-strong:#fffaf5;--ink:#201816;--muted:#6d5c56;--accent:#b6462c;--accent-soft:#efd0c5;--line:rgba(32,24,22,0.12);--shadow:0 24px 80px rgba(59,31,24,0.12)}*{box-sizing:border-box}body,html{margin:0;min-height:100%;background:radial-gradient(circle at top left,rgba(182,70,44,.2),transparent 30%),linear-gradient(180deg,#faf3eb,#f1e5d8);color:var(--ink);font-family:Georgia,Times New Roman,serif}button,input,textarea{font:inherit}.page-shell{width:min(1320px,calc(100vw - 32px));margin:0 auto;padding:32px 0 48px}.hero{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(320px,.9fr);grid-gap:20px;gap:20px;align-items:stretch;margin-bottom:24px}.hero-card,.hero-copy,.panel{background:var(--paper);border:1px solid var(--line);border-radius:28px;box-shadow:var(--shadow);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.hero-copy{padding:36px}.eyebrow{display:inline-flex;padding:8px 12px;border-radius:999px;background:var(--accent-soft);color:var(--accent);text-transform:uppercase;letter-spacing:.16em;font-size:.72rem;margin-bottom:18px}.hero-copy h1{margin:0 0 12px;font-size:clamp(3rem,6vw,5rem);line-height:.95}.hero-copy p{margin:0;max-width:58ch;color:var(--muted);font-size:1.06rem;line-height:1.6}.hero-card{padding:24px;background:linear-gradient(180deg,rgba(255,250,245,.94),rgba(248,236,225,.94)),linear-gradient(135deg,rgba(182,70,44,.08),transparent)}.stats-grid{display:grid;grid-gap:12px;gap:12px}.stats-grid div{display:flex;justify-content:space-between;padding:16px 18px;border-radius:18px;background:rgba(255,255,255,.68);border:1px solid rgba(182,70,44,.14)}.stats-grid strong{font-size:.75rem;letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}.workspace{display:grid;grid-template-columns:minmax(320px,420px) minmax(0,1fr);grid-gap:20px;gap:20px}.dropzone,.panel{padding:24px}.dropzone{display:grid;grid-gap:10px;gap:10px;border-radius:24px;border:1px dashed rgba(182,70,44,.35);background:linear-gradient(180deg,rgba(255,255,255,.66),rgba(255,250,245,.9));cursor:pointer}.dropzone input{display:none}.instruction{width:100%;min-height:180px;margin-top:18px;padding:18px;border-radius:22px;border:1px solid var(--line);background:var(--paper-strong);color:var(--ink);resize:vertical}.actions{display:flex;gap:12px;margin-top:18px}.actions button{border:0;border-radius:999px;padding:14px 20px;background:var(--accent);color:white;cursor:pointer}.actions button.ghost{background:transparent;color:var(--ink);border:1px solid rgba(32,24,22,.18)}.actions button:disabled{opacity:.55;cursor:not-allowed}.error{margin-top:14px;color:#a92121}.message{margin-top:14px;color:var(--muted)}.panel-header{display:flex;justify-content:space-between;align-items:baseline;gap:16px}.placeholder{min-height:420px;display:grid;place-items:center;text-align:center;color:var(--muted);border-radius:24px;border:1px dashed var(--line);margin-top:18px;padding:24px}.preview-list{display:grid;grid-gap:16px;gap:16px;margin-top:18px}.preview-card{padding:18px;border-radius:24px;background:rgba(255,255,255,.76);border:1px solid rgba(32,24,22,.08)}.preview-card header{display:flex;align-items:center;gap:12px;margin-bottom:14px}.preview-card .index{display:inline-grid;place-items:center;width:42px;height:42px;border-radius:50%;background:var(--accent-soft);color:var(--accent);font-size:.82rem}.diff-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:12px;gap:12px}.diff-grid div{padding:14px;border-radius:18px;background:#fffdf9;border:1px solid rgba(32,24,22,.08)}.diff-grid label{display:block;margin-bottom:10px;color:var(--accent);text-transform:uppercase;letter-spacing:.12em;font-size:.68rem}.diff-grid p,.preview-card footer{margin:0;color:var(--muted);line-height:1.6}.preview-card footer{margin-top:14px}@media (max-width:980px){.diff-grid,.hero,.workspace{grid-template-columns:1fr}.actions{flex-direction:column}}