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96px}.app-header{text-align:center;margin-bottom:40px}.app-header h1{letter-spacing:-.02em;background:linear-gradient(135deg,#fff 0%,#a0a0a8 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin-bottom:8px;font-size:36px}.app-header p{color:var(--text-dim);margin:0;font-size:16px}.main-grid{grid-template-columns:minmax(0,1fr);gap:32px;display:grid}.previews-row{grid-template-columns:repeat(3,minmax(0,1fr));justify-items:center;gap:24px;display:grid}@media (width<=1100px){.previews-row{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}}@media (width<=700px){.previews-row{grid-template-columns:minmax(0,1fr)}.app{padding:24px 16px 64px}.app-header h1{font-size:28px}}.empty-state{text-align:center;color:var(--text-dim);background:var(--bg-elevated);border:1px dashed var(--border);border-radius:16px;padding:64px 24px}.loading-hint{text-align:center;color:var(--text-dim);margin-top:8px;font-size:14px}.disclaimer{background:var(--bg-elevated);border:1px solid var(--border);border-left:3px solid var(--accent);color:var(--text-dim);border-radius:10px;max-width:760px;margin:0 auto;padding:14px 18px;font-size:13px;line-height:1.55}.disclaimer strong{color:var(--text);font-weight:600}