:root{--bg:#f4f5f7;--card:#fff;--ink:#14161c;--muted:#6b7280;--border:#e4e6eb;--brand:#2563eb;--brand-ink:#1d4ed8;--danger:#dc2626;--ok:#16a34a;--radius:12px;--shadow:0 1px 3px rgba(16,24,40,.06),0 8px 24px rgba(16,24,40,.06)}*{box-sizing:border-box}body,html{padding:0;margin:0;background:var(--bg);color:var(--ink);font-family:Sarabun,Segoe UI,system-ui,-apple-system,sans-serif;font-size:15px;line-height:1.55}a{color:var(--brand-ink);text-decoration:none}a:hover{text-decoration:underline}.container{max-width:880px;margin:0 auto;padding:24px 20px 64px}.topbar{background:var(--card);border-bottom:1px solid var(--border)}.topbar-inner{max-width:880px;margin:0 auto;padding:14px 20px;display:flex;align-items:center;justify-content:space-between;gap:16px}.brand{font-weight:700;font-size:17px;color:var(--ink)}.brand:hover{text-decoration:none}.nav{display:flex;align-items:center;gap:18px;font-size:14px}.nav .who{color:var(--muted)}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px}.card+.card{margin-top:20px}h1{font-size:24px;margin:0 0 6px}h2{font-size:18px;margin:0 0 12px}.subtitle{color:var(--muted);margin:0 0 20px}label{display:block;font-weight:600;font-size:14px;margin-bottom:6px}input[type=email],input[type=text],textarea{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:8px;font:inherit;background:#fff;color:var(--ink)}input:focus,textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(37,99,235,.15)}.hint{color:var(--muted);font-size:13px;margin-top:6px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 16px;border-radius:8px;border:1px solid var(--border);background:#fff;color:var(--ink);font:inherit;font-weight:600;cursor:pointer;transition:background .15s,border-color .15s}.btn:hover{background:#f9fafb}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-primary{background:var(--brand);border-color:var(--brand);color:#fff}.btn-primary:hover{background:var(--brand-ink)}.btn-block{width:100%}.btn-row{display:flex;gap:10px;flex-wrap:wrap}.provider-btn{width:100%;justify-content:center;padding:12px 16px;font-size:15px;margin-bottom:10px}.alert{padding:10px 14px;border-radius:8px;font-size:14px;margin:12px 0}.alert-error{background:#fef2f2;color:var(--danger);border:1px solid #fecaca}.alert-ok{background:#f0fdf4;color:var(--ok);border:1px solid #bbf7d0}.alert-info{background:#eff6ff;color:var(--brand-ink);border:1px solid #bfdbfe}.company-box{background:#f8fafc;border:1px solid var(--border);border-radius:8px;padding:16px;margin-top:14px}.company-box .row{display:flex;gap:10px;padding:4px 0}.company-box .row .k{min-width:130px;color:var(--muted);font-size:14px}.company-box .row .v{font-weight:600}.thumbs{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));grid-gap:12px;gap:12px;margin-top:14px}.thumb{position:relative;border:1px solid var(--border);border-radius:8px;overflow:hidden;aspect-ratio:3/4;background:#f1f5f9}.thumb img{width:100%;height:100%;object-fit:cover;display:block}.thumb .rm{top:6px;right:6px;border:none;border-radius:50%;width:24px;height:24px;cursor:pointer;font-size:14px;line-height:1}.thumb .pageno,.thumb .rm{position:absolute;background:rgba(0,0,0,.6);color:#fff}.thumb .pageno{bottom:6px;left:6px;font-size:11px;padding:2px 6px;border-radius:4px}.dropzone{border:2px dashed var(--border);border-radius:10px;padding:28px;text-align:center;color:var(--muted);cursor:pointer;background:#fbfcfe}.dropzone:hover{border-color:var(--brand);color:var(--brand-ink)}.doc-list{list-style:none;padding:0;margin:0}.doc-item{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:16px;border:1px solid var(--border);border-radius:10px;margin-bottom:12px;background:#fff}.doc-item .meta{color:var(--muted);font-size:13px;margin-top:2px}.badge{display:inline-block;background:#eef2ff;color:var(--brand-ink);font-size:12px;font-weight:600;padding:2px 8px;border-radius:999px}.empty{text-align:center;color:var(--muted);padding:40px 20px}.center-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.login-card{width:100%;max-width:400px}.divider{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:13px;margin:18px 0}.divider:after,.divider:before{content:"";flex:1 1;height:1px;background:var(--border)}.spinner{display:inline-block;width:16px;height:16px;border:2px solid hsla(0,0%,100%,.5);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite}.btn:not(.btn-primary) .spinner{border:2px solid rgba(0,0,0,.2);border-top:2px solid var(--ink)}@keyframes spin{to{transform:rotate(1turn)}}