:root{
  --bg:#f4f6fb; --panel:#ffffff; --ink:#1e2637; --muted:#6b7688;
  --line:#e3e8f0; --brand:#2b57d4; --brand-d:#1e3fa0;
  --ok:#1f9d55; --warn:#b7791f; --danger:#c0392b; --info:#2778a8; --purple:#6b46c1;
  --radius:10px; --shadow:0 1px 3px rgba(20,30,60,.08),0 6px 18px rgba(20,30,60,.05);
}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg);color:var(--ink);line-height:1.5}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}

/* Topbar */
.topbar{display:flex;align-items:center;gap:14px;background:var(--panel);
  border-bottom:1px solid var(--line);padding:10px 18px;position:sticky;top:0;z-index:20}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:600}
.brand:hover{text-decoration:none}
.brand-mark{background:var(--brand);color:#fff;font-weight:700;border-radius:8px;
  width:34px;height:34px;display:grid;place-items:center;font-size:14px;letter-spacing:.5px}
.brand-text{font-size:16px}
.topbar-right{margin-left:auto;display:flex;align-items:center;gap:14px}
.role-switch{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--muted)}
.role-switch select{padding:6px 8px;border:1px solid var(--line);border-radius:8px;background:#fff;font-size:13px}
.btn-plain{font-size:13px;color:var(--muted)}
.who{font-size:13px;color:var(--muted)}
.demo-box{margin-top:22px;padding:14px;background:#f6f8fc;border:1px solid var(--line);border-radius:10px;font-size:13px;color:var(--muted)}
.demo-box ul{margin:8px 0 0;padding-left:18px}
.demo-box li{margin:2px 0}
.demo-box code{background:#e9edf5;padding:1px 5px;border-radius:4px;font-size:12px}
.alert code{background:rgba(0,0,0,.06);padding:1px 5px;border-radius:4px}
.hamburger{display:none;background:none;border:none;font-size:22px;cursor:pointer;color:var(--ink)}

/* Shell + sidebar */
.shell{display:flex;min-height:calc(100vh - 55px)}
.sidebar{width:220px;background:var(--panel);border-right:1px solid var(--line);
  padding:16px 12px;display:flex;flex-direction:column;gap:4px;flex-shrink:0}
.sidebar a{display:block;padding:10px 12px;border-radius:8px;color:var(--ink);font-size:14px;font-weight:500}
.sidebar a:hover{background:var(--bg);text-decoration:none}
.sidebar a.active{background:var(--brand);color:#fff}
.sidebar-foot{margin-top:auto;padding:12px;font-size:12px;color:var(--muted);border-top:1px solid var(--line)}
.content{flex:1;min-width:0;padding:26px 30px}

/* Footer */
.pagefoot{text-align:center;color:var(--muted);font-size:12px;padding:20px}

/* V2 additions */
.email-body{white-space:pre-wrap;font-family:inherit;font-size:13px;background:#fff;border:1px solid var(--line);border-radius:8px;padding:10px;margin:8px 0 0}
.qr-holder{display:inline-block;margin-top:10px;padding:8px;background:#fff;border:1px solid var(--line);border-radius:8px}
.qr-holder img,.qr-holder canvas{display:block}
th[data-sort=asc]::after{content:" ▲";font-size:10px;color:var(--brand)}
th[data-sort=desc]::after{content:" ▼";font-size:10px;color:var(--brand)}
.export-btn{margin-bottom:10px}
.sig-pad{border:1px solid var(--line);border-radius:8px;background:#fff;touch-action:none;max-width:100%;cursor:crosshair;display:block}
.table-tools{display:flex;justify-content:flex-end;gap:8px;margin-bottom:8px}
.checkbox-row{display:flex;align-items:center;gap:10px;margin:8px 0}
.checkbox-row input[type=checkbox]{width:18px;height:18px}
.radio-list label{display:flex;align-items:center;gap:8px;padding:6px 0;font-weight:400}
.radio-list input[type=radio]{width:16px;height:16px}
.doc-view{display:flex;gap:16px;flex-wrap:wrap}
.doc-view figure{margin:0;text-align:center}
.doc-view img{max-width:220px;max-height:160px;border-radius:8px;border:1px solid var(--line)}

/* Headings + layout bits */
h1{font-size:22px;margin:0 0 4px}
.subtitle{color:var(--muted);margin:0 0 22px}
.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;flex-wrap:wrap}
.section{margin-top:26px}
.section h2{font-size:15px;text-transform:uppercase;letter-spacing:.6px;color:var(--muted);margin:0 0 10px}

/* Panels / cards */
.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:20px}
.grid{display:grid;gap:16px}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-2{grid-template-columns:repeat(2,1fr)}
.stat{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:16px}
.stat .n{font-size:26px;font-weight:700}
.stat .l{color:var(--muted);font-size:13px}

/* Tables */
table{width:100%;border-collapse:collapse;background:var(--panel);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden}
th,td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);font-size:14px;vertical-align:middle}
th{background:#fafbfe;color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.4px}
tr:last-child td{border-bottom:none}
.table-wrap{overflow-x:auto}

/* Badges */
.badge{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:600;white-space:nowrap}
.badge-ok{background:#e4f6ec;color:var(--ok)}
.badge-warn{background:#fdf1dc;color:var(--warn)}
.badge-danger{background:#fbe4e1;color:var(--danger)}
.badge-info{background:#e0f0f8;color:var(--info)}
.badge-purple{background:#ede7fb;color:var(--purple)}
.badge-muted{background:#eef1f6;color:var(--muted)}
.pill-due{background:#fdf1dc;color:var(--warn);font-size:11px;padding:2px 8px;border-radius:999px;margin-left:6px}
.pill-over{background:#fbe4e1;color:var(--danger);font-size:11px;padding:2px 8px;border-radius:999px;margin-left:6px}

/* Buttons */
.btn{display:inline-block;background:var(--brand);color:#fff;border:none;padding:10px 16px;
  border-radius:8px;font-size:14px;font-weight:600;cursor:pointer}
.btn:hover{background:var(--brand-d);text-decoration:none}
.btn-sm{padding:6px 12px;font-size:13px}
.btn-ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}
.btn-ghost:hover{background:var(--bg)}
.btn-ok{background:var(--ok)}
.btn-danger{background:var(--danger)}
.btn-row{display:flex;gap:8px;flex-wrap:wrap}

/* Forms */
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:600;margin-bottom:6px}
.field .hint{font-size:12px;color:var(--muted);margin-top:4px}
input[type=text],input[type=email],input[type=password],input[type=date],input[type=time],
input[type=datetime-local],select,textarea{
  width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:8px;font-size:14px;background:#fff;font-family:inherit}
input:focus,select:focus,textarea:focus{outline:2px solid #cdd9f6;border-color:var(--brand)}
textarea{min-height:80px;resize:vertical}

/* Auth pages */
.auth-wrap{min-height:100vh;display:grid;place-items:center;padding:24px;
  background:linear-gradient(160deg,#eef2fb,#e2e8f6)}
.auth-card{background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);
  width:100%;max-width:400px;padding:32px}
.auth-logo{text-align:center;margin-bottom:20px}
.auth-logo .brand-mark{width:52px;height:52px;font-size:20px;margin:0 auto 10px}
.auth-card h1{text-align:center;font-size:20px}
.auth-sub{text-align:center;color:var(--muted);margin-bottom:22px;font-size:14px}
.auth-links{display:flex;justify-content:space-between;margin-top:16px;font-size:13px}
.btn-full{width:100%;text-align:center}

/* Upload / camera */
.upload-slot{border:2px dashed var(--line);border-radius:12px;padding:18px;text-align:center;background:#fafbfe}
.upload-slot.filled{border-color:var(--ok);background:#f2fbf5}
.upload-slot h3{margin:0 0 6px;font-size:15px}
.upload-slot .preview{max-width:100%;max-height:180px;border-radius:8px;margin-top:12px;display:none}
.upload-slot.filled .preview{display:inline-block}
.slot-actions{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin-top:10px}
.file-name{font-size:12px;color:var(--muted);margin-top:8px}
.alert{padding:12px 14px;border-radius:8px;font-size:14px;margin-bottom:16px}
.alert-error{background:#fbe4e1;color:var(--danger);border:1px solid #f3c4bd}
.alert-ok{background:#e4f6ec;color:var(--ok);border:1px solid #bfe6cd}
.alert-info{background:#e0f0f8;color:var(--info);border:1px solid #bfe0ef}
.hidden{display:none}

/* Camera modal */
.cam-modal{position:fixed;inset:0;background:rgba(15,20,35,.75);display:none;place-items:center;z-index:50;padding:16px}
.cam-modal.open{display:grid}
.cam-box{background:#000;border-radius:12px;overflow:hidden;max-width:520px;width:100%}
.cam-box video{width:100%;display:block;background:#000}
.cam-controls{display:flex;gap:10px;justify-content:center;padding:14px;background:#111}

/* ============================================================
   V4 — UI polish + help components
   ============================================================ */

/* Smoother interactions */
.btn{transition:background .15s ease, box-shadow .15s ease, transform .05s ease}
.btn:active{transform:translateY(1px)}
.btn:not(.btn-ghost):hover{box-shadow:0 2px 8px rgba(43,87,212,.28)}
.sidebar a{transition:background .12s ease, color .12s ease}
.stat, .panel{transition:box-shadow .15s ease}
input,select,textarea{transition:border-color .12s ease, box-shadow .12s ease}

/* Section headings — consistent, with a subtle accent bar */
.section > h2, .panel > h2{position:relative}
.section > h2{padding-left:12px}
.section > h2::before{content:"";position:absolute;left:0;top:2px;bottom:2px;width:3px;
  border-radius:3px;background:var(--brand);opacity:.55}

/* Stat tiles — a touch more presence */
.stat{position:relative;overflow:hidden}
.stat .n{color:var(--ink);line-height:1.1}
.stat .l{margin-top:2px}
.stat::after{content:"";position:absolute;right:-18px;top:-18px;width:60px;height:60px;
  border-radius:50%;background:var(--brand);opacity:.06}

/* Badges — slightly softer */
.badge{letter-spacing:.2px}

/* Empty-state rows / panels */
td[colspan]{color:var(--muted)}
.empty-state{text-align:center;color:var(--muted);padding:26px 16px}
.empty-state .em-icon{font-size:26px;display:block;margin-bottom:6px;opacity:.6}

/* Panels get a hair more breathing room */
.panel h2:first-child{margin-top:0}

/* ---- Contextual help tooltip ---- */
.help-tip{display:inline-flex;align-items:center;justify-content:center;width:16px;height:16px;
  margin-left:6px;border-radius:50%;background:var(--line);color:var(--muted);
  font-size:11px;font-weight:700;cursor:help;position:relative;vertical-align:middle;user-select:none}
.help-tip:hover,.help-tip:focus{background:var(--brand);color:#fff;outline:none}
.help-tip::after{content:attr(data-tip);position:absolute;bottom:130%;left:50%;transform:translateX(-50%);
  background:#1e2637;color:#fff;font-weight:400;font-size:12px;line-height:1.4;letter-spacing:normal;
  padding:8px 10px;border-radius:8px;width:230px;max-width:60vw;text-align:left;
  opacity:0;visibility:hidden;transition:opacity .12s ease;z-index:40;box-shadow:var(--shadow)}
.help-tip::before{content:"";position:absolute;bottom:130%;left:50%;transform:translate(-50%,60%);
  border:6px solid transparent;border-top-color:#1e2637;opacity:0;visibility:hidden;transition:opacity .12s ease;z-index:40}
.help-tip:hover::after,.help-tip:focus::after,.help-tip:hover::before,.help-tip:focus::before{opacity:1;visibility:visible}

/* ---- First-login onboarding ---- */
.onboard{background:linear-gradient(135deg,#eef3ff,#f7f9ff);border:1px solid #d6e0fb;
  border-radius:14px;padding:20px 22px;margin-bottom:22px;box-shadow:var(--shadow);position:relative}
.onboard h2{margin:0 0 4px;font-size:18px}
.onboard p.lead{margin:0 0 14px;color:var(--muted)}
.onboard ol{margin:0;padding-left:20px}
.onboard li{margin:7px 0}
.onboard .onboard-actions{margin-top:16px;display:flex;gap:10px;flex-wrap:wrap}
.onboard .dismiss{position:absolute;top:12px;right:14px;color:var(--muted);font-size:20px;
  line-height:1;text-decoration:none;border:none;background:none;cursor:pointer}

/* ---- Help / Guide page ---- */
.help-hero{background:linear-gradient(135deg,var(--brand),#3f6fe0);color:#fff;border-radius:14px;
  padding:24px 26px;margin-bottom:22px}
.help-hero h1{color:#fff;margin:0 0 6px}
.help-hero p{margin:0;opacity:.92}
.help-steps{counter-reset:step;list-style:none;padding:0;margin:0}
.help-steps li{position:relative;padding:12px 0 12px 44px;border-bottom:1px solid var(--line)}
.help-steps li:last-child{border-bottom:none}
.help-steps li::before{counter-increment:step;content:counter(step);position:absolute;left:0;top:11px;
  width:28px;height:28px;border-radius:50%;background:var(--brand);color:#fff;font-weight:700;
  display:grid;place-items:center;font-size:13px}
.help-steps li strong{display:block}
.faq{border:1px solid var(--line);border-radius:10px;overflow:hidden}
.faq details{border-bottom:1px solid var(--line);background:var(--panel)}
.faq details:last-child{border-bottom:none}
.faq summary{cursor:pointer;padding:13px 16px;font-weight:600;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"＋";color:var(--brand);font-weight:700;margin-right:10px}
.faq details[open] summary::before{content:"－"}
.faq .faq-body{padding:0 16px 14px;color:var(--muted)}

/* Footer support link */
.pagefoot a{color:var(--muted);text-decoration:underline}
.pagefoot .sep{margin:0 8px;opacity:.5}

/* Medium screens — step 3-column grids down to 2 before collapsing */
@media (max-width:1000px){
  .grid.cols-3{grid-template-columns:repeat(2,1fr)}
}

/* Mobile */
@media (max-width:820px){
  .grid.cols-3,.grid.cols-2{grid-template-columns:1fr}
  .brand-text{display:none}
  .hamburger{display:block}
  .content{padding:18px 16px}
  .sidebar{position:fixed;top:55px;left:0;bottom:0;transform:translateX(-100%);
    transition:transform .2s;z-index:30;box-shadow:var(--shadow)}
  body.nav-open .sidebar{transform:translateX(0)}
  .who{display:none}
  .help-tip::after{left:auto;right:0;transform:none}
}

/* User Manual */
.btn-small{display:inline-block;padding:5px 12px;font-size:13px;border-radius:8px;
  background:rgba(255,255,255,.22);color:#fff;border:1px solid rgba(255,255,255,.5);margin-left:6px}
.btn-small:hover{background:rgba(255,255,255,.34);text-decoration:none}
.manual-toc ol{margin:8px 0 0;padding-left:20px;columns:2;column-gap:28px}
.manual-toc li{margin:3px 0;break-inside:avoid}
.manual-section{scroll-margin-top:70px}
.manual-badge{display:inline-block;color:#fff;font-size:12px;font-weight:700;letter-spacing:.4px;
  padding:5px 12px;border-radius:6px;margin-bottom:8px}
.manual-h3{margin:16px 0 6px;font-size:15px;color:var(--brand-d)}
.manual-steps,.manual-bullets{margin:6px 0 10px;padding-left:22px}
.manual-steps li,.manual-bullets li{margin:5px 0}
.manual-note{background:#f0f6fb;border-left:3px solid var(--info);border-radius:6px;
  padding:9px 12px;margin:10px 0;font-size:13.5px;color:#38506a}
.manual-table{width:100%;border-collapse:collapse;margin:8px 0 4px}
.manual-table th{background:#1f3a5f;color:#fff;text-align:left;padding:7px 10px;font-size:13px}
.manual-table td{padding:7px 10px;border-bottom:1px solid var(--line);font-size:13.5px;vertical-align:top}
.manual-table tr:nth-child(even) td{background:#f7f9fc}
.manual-top{margin:6px 0 0;font-size:12px}
.manual-top a{color:var(--muted)}

/* Monospace read-only output (SSL CSR/key, CLI snippets) */
.code-area{width:100%;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:12px;line-height:1.4;color:#1e2637;background:#f7f9fc;border:1px solid var(--line);
  border-radius:8px;padding:10px;resize:vertical;white-space:pre;overflow:auto}
.code-area:focus{outline:2px solid var(--brand);border-color:var(--brand)}