:root{--bg: #f3f4f6;--panel: #ffffff;--muted: #6b7280;--accent: #0f172a;--primary: #0b69ff}*{box-sizing:border-box}html,body,#root{height:100%;margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial;background:var(--bg);color:#111827}.topbar{background:linear-gradient(180deg,#0b1220,#0f172a);color:#fff;padding:14px 20px;box-shadow:0 6px 18px #02061733}.topbar-inner{max-width:var(--max-width);margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:12px}.brand h1{margin:0;font-size:1.15rem;letter-spacing:.3px}.topbar-actions{display:flex;gap:10px}.btn{border:none;background:#e5e7eb;color:#111827;padding:8px 12px;border-radius:8px;cursor:pointer;font-weight:600;box-shadow:0 2px 6px #0206170f}.btn.primary{background:var(--primary);color:#fff}.btn.subtle{background:#ffffff0d;color:#fff;border:1px solid rgba(255,255,255,.06)}.btn.icon{padding:8px 10px;font-size:1.1rem;background:#fff;border-radius:8px}.main{width:100%;max-width:100%,margin: 20px auto;padding:0}.viewer-wrap{max-width:100%;width:100%;background:var(--panel);border-radius:12px;padding:16px;box-shadow:0 6px 20px #0f172a0f}.issue-meta{margin-bottom:12px;display:flex;justify-content:space-between;align-items:center;gap:12px}.issue-title{font-weight:700;font-size:1.05rem}.issue-sub{color:var(--muted);font-size:.9rem}.viewer-chrome{display:flex;flex-direction:column;gap:12px}.viewer-header{display:flex;align-items:center;justify-content:space-between;padding:8px;border-radius:8px;background:#111827;color:#fff}.viewer-title{text-align:center;flex:1}.page-number{font-weight:700;font-size:1rem}.viewer-body{background:#111827;min-height:70vh;border-radius:10px;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;padding:0}.image-canvas{width:100%;height:auto;display:flex;align-items:center;justify-content:center;position:relative}.image-canvas img{width:100%;height:auto;max-height:none;object-fit:contain;border-radius:4px;box-shadow:0 12px 40px #02061759;-webkit-user-select:none;user-select:none;-webkit-user-drag:none}.zoom-controls{background:#00000059;position:absolute;top:18px;right:18px;display:flex;gap:8px;z-index:40}.zoom-controls .btn.small{padding:6px 10px;border-radius:8px;background:#fff;color:#111;font-weight:700;min-width:34px}.loading{position:absolute;color:#fff;font-size:1.05rem;background:#11182799;padding:10px 14px;border-radius:8px;z-index:20}.viewer-footer{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:8px 4px}.footer-left{display:flex;align-items:center;gap:12px}.goto select{margin-left:8px;padding:6px 10px;border-radius:6px}.footer-thumbs{display:flex;gap:8px;align-items:center;overflow:auto;padding:6px}.thumb{border-radius:6px;padding:2px;background:#fff;border:1px solid #e6e6e6;cursor:pointer;width:64px;height:48px;display:flex;align-items:center;justify-content:center}.thumb img{width:100%;height:100%;object-fit:cover;border-radius:4px;display:block}.thumb.active{outline:3px solid var(--primary)}.touch-hint{color:var(--muted);font-size:.9rem}.footer-right{display:flex;align-items:center;gap:10px}.footer{text-align:center;color:var(--muted);padding:18px 0;margin-top:12px}@media(max-width:900px){.image-canvas img{max-height:calc(100vh - 260px)}.thumb{width:56px;height:44px}}@media(max-width:640px){.topbar-inner{padding:0 8px;white-space:nowrap}.brand h1{font-size:.95rem;white-space:nowrap}.topbar-actions{white-space:nowrap}.viewer-body{padding:8px}.zoom-controls{top:6px!important;right:6px!important;background:#00000059;padding:4px;border-radius:8px;z-index:999}.zoom-controls .btn.small{padding:4px 6px;min-width:28px;background:#fff!important}.image-canvas img{max-height:75vh;object-fit:contain}.footer-thumbs{gap:6px}.issue-title{font-size:.9rem}.issue-sub{font-size:.8rem}.page-number{font-size:.85rem}.touch-hint{font-size:.75rem}}