:root {
  --navy:    #1B3564;
  --blue:    #1A7DC4;
  --blue-dk: #155fa0;
  --ink:     #1B2B4B;
  --paper:   #f4f7fc;
  --card:    #ffffff;
  --line:    #dde3ee;
  --muted:   #6b7a99;
  --soft:    #e8eef8;
  --shadow:  0 1px 2px rgba(27,53,100,.06),0 8px 24px rgba(27,53,100,.08);
}
*{box-sizing:border-box}
[hidden]{display:none !important}
html,body{margin:0}
body{font-family:system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  color:var(--ink);background:var(--paper);-webkit-font-smoothing:antialiased}
button{font-family:inherit;cursor:pointer}
a{color:inherit}

/* ---------- Login ---------- */
.login-body{background:var(--navy);min-height:100vh;display:grid;place-items:center;padding:20px}
.login-wrap{display:flex;flex-direction:column;align-items:center;gap:20px;width:100%;max-width:380px}
.login-card{background:#fff;border-radius:18px;padding:40px 36px;width:100%;
  box-shadow:0 20px 60px rgba(0,0,0,.35)}
.login-logo{display:block;max-width:160px;height:auto;margin:0 auto 28px}
.login-title{font-size:19px;font-weight:700;color:var(--navy);text-align:center;margin:0 0 6px}
.login-sub{font-size:13px;color:var(--muted);text-align:center;margin:0 0 24px}
.login-input{width:100%;padding:13px 16px;border:1px solid var(--line);border-radius:10px;
  font-size:15px;font-family:inherit;outline:none;margin-bottom:12px;display:block}
.login-input:focus{border-color:var(--blue)}
.login-btn{width:100%;padding:13px;background:var(--navy);color:#fff;border:0;
  border-radius:10px;font-size:15px;font-weight:600;transition:.15s}
.login-btn:hover{background:var(--blue)}
.login-err{color:#d32f2f;font-size:13px;margin-bottom:12px;text-align:center}
.login-foot{color:rgba(255,255,255,.45);font-size:12px;text-align:center}

/* ---------- Topbar ---------- */
.topbar{position:sticky;top:0;z-index:10;display:flex;align-items:center;
  justify-content:space-between;gap:16px;padding:16px 26px;
  background:rgba(255,255,255,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.logo-img{height:42px;width:auto;display:block}
.brand-sub{color:var(--muted);font-size:13px;letter-spacing:.04em}
.meta{color:var(--muted);font-size:12.5px;white-space:nowrap;display:flex;align-items:center}
.meta .dot{margin:0 6px;color:var(--line)}
.meta-link{color:var(--blue);text-decoration:none;font-size:12.5px}
.meta-link:hover{text-decoration:underline}
.logout-btn{background:none;border:1px solid var(--line);color:var(--muted);font-size:12px;
  padding:5px 12px;border-radius:6px;transition:.12s}
.logout-btn:hover{border-color:#e74c3c;color:#e74c3c}
.admin-gh-btn{background:none;border:1px solid var(--line);color:var(--ink);
  font-size:12px;padding:5px 10px;border-radius:6px}
.admin-gh-btn:hover{border-color:var(--blue);color:var(--blue)}

/* ---------- Toolbar ---------- */
.toolbar{position:sticky;top:75px;z-index:9;background:var(--paper);
  padding:16px 26px 12px;border-bottom:1px solid var(--line)}
.toolrow{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
#search,#admin-search{flex:1;min-width:220px;max-width:420px;padding:11px 14px;
  border:1px solid var(--line);border-radius:10px;background:#fff;
  font-size:14.5px;font-family:inherit;outline:none}
#search:focus,#admin-search:focus{border-color:var(--blue)}
.segmented{display:inline-flex;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#fff}
.seg{padding:9px 16px;border:0;background:#fff;font-size:13px;color:var(--muted);
  border-left:1px solid var(--line);transition:.12s}
.seg:first-child{border-left:0}
.seg:hover{color:var(--ink);background:var(--soft)}
.seg.on{background:var(--navy);color:#fff}
.chips{display:flex;flex-wrap:nowrap;gap:8px;margin-top:10px;
  overflow-x:auto;padding-bottom:4px;scrollbar-width:thin;scrollbar-color:var(--line) transparent}
.chips::-webkit-scrollbar{height:4px}
.chips::-webkit-scrollbar-thumb{background:var(--line);border-radius:999px}
.chip{padding:6px 13px;border:1px solid var(--line);border-radius:999px;background:#fff;
  font-size:13px;color:var(--ink);transition:.12s}
.chip:hover{border-color:var(--blue)}
.chip.on{background:var(--navy);color:#fff;border-color:var(--navy)}

/* ---------- Admin toolbar buttons ---------- */
.btn-add{padding:9px 16px;background:var(--navy);color:#fff;border:0;
  border-radius:10px;font-size:13px;font-weight:600;transition:.12s;white-space:nowrap}
.btn-add:hover{background:var(--blue)}
.btn-publish{padding:9px 16px;background:#27ae60;color:#fff;border:0;
  border-radius:10px;font-size:13px;font-weight:600;transition:.12s;white-space:nowrap}
.btn-publish:hover:not(:disabled){background:#219653}
.btn-publish:disabled{background:var(--line);color:var(--muted);cursor:not-allowed}

/* ---------- Grid ---------- */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));
  gap:18px;padding:22px 26px 40px;max-width:1400px;margin:0 auto}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;overflow:hidden;
  box-shadow:var(--shadow);cursor:pointer;display:flex;flex-direction:column;transition:.14s}
.card:hover{transform:translateY(-3px);border-color:#b8c8e0;
  box-shadow:0 4px 10px rgba(27,53,100,.08),0 16px 34px rgba(27,53,100,.12)}
.thumb{aspect-ratio:1/1;background:#fff;display:grid;place-items:center;overflow:hidden;
  border-bottom:1px solid var(--line)}
.thumb img{width:100%;height:100%;object-fit:contain;padding:8px}
.thumb .noimg{color:#b0bdd4;font-size:12px;letter-spacing:.05em}
.cbody{padding:13px 14px 15px;display:flex;flex-direction:column;gap:7px;flex:1}
.ccode{font-family:ui-monospace,"Cascadia Code",Consolas,monospace;font-size:12px;
  color:var(--blue-dk);font-weight:600}
.cname{font-size:13.5px;line-height:1.35;color:var(--ink);min-height:2.6em}
.cprice{margin-top:auto;font-size:18px;font-weight:700;color:var(--navy)}
.cprice small{font-size:11px;color:var(--muted);font-weight:500;margin-left:3px}
.docrow{display:flex;gap:5px;margin-top:9px}
.pill{font-size:10px;font-weight:700;letter-spacing:.03em;padding:3px 6px;border-radius:5px;
  background:var(--soft);color:#8fa0bf;border:1px solid transparent}
.pill.has{background:#e3f0fb;color:var(--blue);border-color:#b8d8f4}

/* ---------- Admin table ---------- */
.admin-workflow-hint{padding:11px 26px;background:var(--soft);border-bottom:1px solid var(--line);
  font-size:13px;color:var(--muted);line-height:1.6}
.admin-workflow-hint strong{color:var(--ink)}
.change-banner{display:flex;align-items:center;justify-content:space-between;
  padding:12px 26px;background:#fff8e1;border-bottom:1px solid #ffe082;font-size:13.5px}
.btn-publish-inline{padding:7px 14px;background:#27ae60;color:#fff;border:0;
  border-radius:8px;font-size:12.5px;font-weight:600}
.btn-publish-inline:hover{background:#219653}
.admin-grid{padding:0 26px 40px;overflow-x:auto}
.admin-table{width:100%;border-collapse:collapse;font-size:13.5px;min-width:600px}
.admin-table thead th{padding:12px 14px;text-align:left;font-size:11px;font-weight:700;
  letter-spacing:.07em;text-transform:uppercase;color:var(--muted);
  border-bottom:2px solid var(--line);white-space:nowrap;background:var(--paper)}
.admin-row{border-bottom:1px solid var(--line);transition:.1s}
.admin-row:hover{background:var(--soft)}
td.admin-code{font-family:ui-monospace,Consolas,monospace;font-size:12px;
  color:var(--blue-dk);font-weight:600;padding:12px 14px;white-space:nowrap}
td.admin-name{padding:12px 14px}
td.admin-cat,td.admin-series{padding:12px 14px;color:var(--muted);font-size:13px}
td.admin-price{padding:12px 14px;font-weight:700;color:var(--navy)}
td.admin-actions{padding:8px 14px;white-space:nowrap}
.btn-edit-row{padding:5px 12px;border-radius:6px;border:1px solid var(--line);
  font-size:12px;font-weight:600;background:#fff;color:var(--navy);margin-right:6px;transition:.1s}
.btn-edit-row:hover{border-color:var(--blue);color:var(--blue)}
.btn-del-row{padding:5px 12px;border-radius:6px;border:1px solid var(--line);
  font-size:12px;font-weight:600;background:#fff;color:#c0392b;transition:.1s}
.btn-del-row:hover{border-color:#e74c3c;background:#fff5f5}

/* ---------- Modal ---------- */
.modal{position:fixed;inset:0;z-index:40;display:grid;place-items:center;padding:16px}
.modal-bg{position:absolute;inset:0;background:rgba(15,25,50,.5);backdrop-filter:blur(2px)}
.modal-card{position:relative;width:min(92vw,840px);max-height:90vh;overflow:auto;
  background:#fff;border-radius:16px;box-shadow:0 24px 60px rgba(0,0,0,.3)}
.modal-card-wide{width:min(92vw,720px)}
.modal-card-sm{width:min(92vw,420px)}
.modal-x{position:absolute;top:12px;right:14px;border:0;background:transparent;
  font-size:26px;color:var(--muted);line-height:1;width:34px;height:34px;border-radius:8px}
.modal-x:hover{background:var(--soft)}
.modal-body{display:grid;grid-template-columns:300px 1fr;gap:0}
.m-img{background:#fff;display:grid;place-items:center;min-height:300px;border-right:1px solid var(--line)}
.m-img img{width:100%;height:100%;object-fit:contain;padding:22px}
.m-info{padding:30px 32px 32px}
.m-cat{font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--blue);font-weight:700}
.m-name{font-size:21px;font-weight:700;margin:8px 0 4px;line-height:1.25;color:var(--navy)}
.m-code{font-family:ui-monospace,Consolas,monospace;font-size:13px;color:var(--muted)}
.m-price{font-size:28px;font-weight:800;margin:18px 0 4px;color:var(--navy)}
.m-price small{font-size:13px;color:var(--muted);font-weight:500}
.specs{margin:20px 0 6px;border-top:1px solid var(--line)}
.specs div{display:flex;gap:12px;padding:9px 0;border-bottom:1px solid var(--line);font-size:13.5px}
.specs dt{width:96px;color:var(--muted);flex:none}
.specs dd{margin:0;color:var(--ink)}
.m-docs{display:grid;grid-template-columns:1fr;gap:10px;margin-top:24px}
.docbtn{display:flex;align-items:center;justify-content:space-between;gap:8px;
  padding:13px 15px;border-radius:10px;border:1px solid var(--line);background:#fff;
  font-size:13.5px;font-weight:600;color:var(--ink);text-decoration:none;transition:.12s}
.docbtn:hover{border-color:var(--blue);background:var(--soft)}
.docbtn .tag{font-size:10px;font-weight:700;color:var(--blue)}
.docbtn.soon{background:var(--soft);color:#8fa0bf;cursor:not-allowed;border-style:dashed}
.docbtn.soon .tag{color:#b0bdd4}
@media(max-width:620px){.modal-body{grid-template-columns:1fr}.m-img{min-height:220px}}

/* ---------- Edit form ---------- */
.edit-title{font-size:18px;font-weight:700;color:var(--navy);margin:0 0 20px}
.edit-form{display:flex;flex-direction:column}
.edit-section-title{font-size:11px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;
  color:var(--muted);margin:16px 0 10px;border-top:1px solid var(--line);padding-top:16px}
.edit-row{display:flex;gap:12px;margin-bottom:12px;flex-wrap:wrap}
.edit-field{display:flex;flex-direction:column;gap:4px;flex:1;min-width:140px}
.edit-field-sm{flex:0 0 120px;min-width:auto}
.edit-field label{font-size:11px;font-weight:700;color:var(--muted);letter-spacing:.04em;text-transform:uppercase}
.edit-field input{padding:9px 12px;border:1px solid var(--line);border-radius:8px;
  font-size:13.5px;font-family:inherit;outline:none}
.edit-field input:focus{border-color:var(--blue)}
.edit-field input:disabled{background:var(--soft);color:var(--muted)}
.edit-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:20px}
.btn-save{padding:10px 22px;background:var(--navy);color:#fff;border:0;
  border-radius:8px;font-size:14px;font-weight:600;transition:.12s}
.btn-save:hover:not(:disabled){background:var(--blue)}
.btn-save:disabled{background:var(--line);color:var(--muted);cursor:not-allowed}
.btn-cancel{padding:10px 18px;background:#fff;color:var(--ink);border:1px solid var(--line);
  border-radius:8px;font-size:14px;transition:.12s}
.btn-cancel:hover{border-color:var(--muted)}
.btn-delete{padding:10px 22px;background:#e74c3c;color:#fff;border:0;
  border-radius:8px;font-size:14px;font-weight:600;transition:.12s}
.btn-delete:hover{background:#c0392b}
.del-title{font-size:17px;font-weight:700;color:var(--navy)}
.del-sub{font-size:13.5px;color:var(--muted);margin-top:8px}

/* ---------- Footer ---------- */
.foot{text-align:center;padding:32px 26px 28px;border-top:1px solid var(--line)}
.foot-text{font-size:12.5px;font-weight:600;color:var(--muted);margin:0 0 6px;letter-spacing:.02em}
.foot-copy{font-size:11.5px;color:#b0bdd4;margin:0}

/* ---------- Upload area ---------- */
.modal-card-md{width:min(92vw,520px)}
.upload-area{border:1px solid var(--line);border-radius:8px;padding:12px;background:var(--soft)}
.upload-current{display:flex;align-items:center;gap:10px;margin-bottom:8px;min-height:20px}
.upload-preview{width:48px;height:48px;object-fit:contain;border-radius:4px;
  border:1px solid var(--line);background:#fff;flex-shrink:0}
.upload-path{font-size:11.5px;color:var(--muted);font-family:ui-monospace,Consolas,monospace;
  word-break:break-all;line-height:1.4}
.upload-btn{display:inline-block;padding:7px 14px;background:var(--navy);color:#fff;
  border-radius:7px;font-size:12.5px;font-weight:600;cursor:pointer;transition:.12s;user-select:none}
.upload-btn:hover{background:var(--blue)}
.upload-status{font-size:12px;margin-top:6px;min-height:16px}
.upload-status.success{color:#27ae60}
.upload-status.error{color:#e74c3c}
.upload-status.loading{color:var(--muted)}

/* ---------- Settings modal ---------- */
.settings-status{font-size:13px;margin-bottom:14px;padding:10px 14px;border-radius:8px;display:none}
.settings-status.has-token{background:#e8f8ef;color:#219653;display:block}
.settings-status.no-token{background:#fff8e1;color:#b7791f;display:block}
.settings-steps{background:var(--soft);border-radius:10px;padding:16px;margin-top:4px}
.settings-step-list{margin:0;padding-left:18px;font-size:13px;color:var(--ink);line-height:1.8}
.settings-step-list code{background:var(--line);padding:1px 5px;border-radius:4px;font-size:12px;font-family:ui-monospace,Consolas,monospace}