/* Site Checker — themed to match 321enterprise.com
   Palette/type mirror the main site so the tool feels native.
   All colors are CSS variables → easy to retheme later. */

:root {
  /* base (from 321enterprise.com) */
  --bg-base:        #0A0B0F;
  --bg-elev-1:      #11131A;
  --bg-elev-2:      #181B25;
  --border-subtle:  rgba(255,255,255,.06);
  --border:         rgba(255,255,255,.10);
  --border-strong:  rgba(255,255,255,.16);

  --text-primary:   #F4F6FB;
  --text-secondary: #B0B7C9;
  --text-tertiary:  #6B7388;

  --brand-blue-light:#65A2D0;
  --brand-blue:      #468AC1;
  --brand-blue-deep: #0D4578;
  --brand-purple:    #7B6BD8;

  /* semantic (added for the report) */
  --pass: #34D399;
  --warn: #FBBF24;
  --fail: #F87171;
  --info: #65A2D0;

  --font-display: 'Inter Tight', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-body:    'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;

  --r-sm: 6px; --r-md: 10px; --r-lg: 16px; --r-pill: 999px;
  --container: 1080px;
  --t-fast: 160ms; --ease: cubic-bezier(.22,.61,.36,1);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-secondary);
  background:
    radial-gradient(1200px 620px at 72% -12%, rgba(70,138,193,.12), transparent 60%),
    var(--bg-base);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--brand-blue-light); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: var(--container); margin: 0 auto; padding: 28px 22px 90px; }

/* ---------- header ---------- */
.app-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 26px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand img { height: 34px; width: auto; display: block; }
.brand .titles h1 { font-family: var(--font-display); font-weight: 700; font-size: 18px; letter-spacing: -.2px; color: var(--text-primary); margin: 0; }
.brand .titles p { margin: 0; font-size: 12.5px; color: var(--text-tertiary); }
.head-link { font-size: 13px; color: var(--text-secondary); }

/* ---------- intro + form ---------- */
.lede { max-width: 680px; margin: 0 0 22px; }
.lede h2 { font-family: var(--font-display); font-weight: 700; color: var(--text-primary); font-size: clamp(24px,3.4vw,34px); line-height: 1.15; letter-spacing: -.4px; margin: 0 0 10px; }
.lede p { margin: 0; font-size: 15.5px; }

.checkform { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 10px; }
.checkform input {
  flex: 1 1 320px; min-width: 0;
  background: var(--bg-elev-1); border: 1px solid var(--border);
  color: var(--text-primary); font-family: var(--font-body); font-size: 16px;
  padding: 14px 16px; border-radius: var(--r-md); outline: none;
  transition: border-color var(--t-fast) var(--ease);
}
.checkform input::placeholder { color: var(--text-tertiary); }
.checkform input:focus { border-color: var(--brand-blue-light); box-shadow: 0 0 0 3px rgba(101,162,208,.15); }

.btn {
  display: inline-flex; align-items: center; gap: 8px; cursor: pointer;
  font-family: var(--font-body); font-weight: 600; font-size: 15px;
  color: #fff; border: 1px solid rgba(101,162,208,.35); border-radius: var(--r-md);
  padding: 14px 22px; background: linear-gradient(135deg,#1F6AAE 0%,#0D4578 100%);
  box-shadow: 0 8px 30px -12px rgba(70,138,193,.55); transition: filter var(--t-fast) var(--ease), transform var(--t-fast) var(--ease);
}
.btn:hover { filter: brightness(1.08); transform: translateY(-1px); }
.btn:disabled { opacity: .6; cursor: progress; transform: none; }
.form-note { font-size: 12.5px; color: var(--text-tertiary); margin: 0 0 26px; }

/* ---------- states ---------- */
.hidden { display: none !important; }
.spinner { width: 16px; height: 16px; border: 2px solid rgba(255,255,255,.35); border-top-color: #fff; border-radius: 50%; animation: spin .7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.msg { padding: 16px 18px; border-radius: var(--r-md); border: 1px solid var(--border); background: var(--bg-elev-1); }
.msg.error { border-color: rgba(248,113,113,.4); color: #fecaca; }

/* ---------- result ---------- */
.result { margin-top: 8px; }
.overall { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; padding: 18px 20px; border-radius: var(--r-lg); border: 1px solid var(--border); background: linear-gradient(135deg,var(--bg-elev-1),var(--bg-elev-2)); margin-bottom: 18px; }
.verdict { font-family: var(--font-display); font-weight: 700; font-size: 20px; display: inline-flex; align-items: center; gap: 10px; }
.dot { width: 12px; height: 12px; border-radius: 50%; display: inline-block; }
.overall .meta { font-size: 13px; color: var(--text-tertiary); margin-left: auto; text-align: right; }
.favi { vertical-align: -3px; border-radius: 3px; }
.cwv-row { display: flex; gap: 14px; align-items: flex-start; }
.cwv-row > .card { flex: 1 1 0; min-width: 0; }
@media (max-width: 620px) { .cwv-row { flex-direction: column; gap: 0; } }
.cwv-shot-wrap { padding: 0 20px 16px; }
.cwv-shot { display: block; max-width: 320px; width: 100%; border: 1px solid var(--border); border-radius: var(--r-md); }
.cwv-shot-cap { font-size: 11.5px; color: var(--text-tertiary); margin-top: 6px; }
.overall .meta b { color: var(--text-secondary); font-weight: 600; }

.counts { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 18px; }
.count { flex: 1 1 120px; background: var(--bg-elev-1); border: 1px solid var(--border-subtle); border-radius: var(--r-md); padding: 12px 14px; }
.count .n { font-family: var(--font-display); font-weight: 700; font-size: 22px; color: var(--text-primary); }
.count .l { font-size: 12.5px; color: var(--text-tertiary); }

/* secondary (deep scan) button */
.btn-secondary { background: var(--bg-elev-2); color: var(--text-primary); border: 1px solid var(--border-strong); box-shadow: none; }
.btn-secondary:hover { filter: none; background: var(--bg-elev-1); }

/* radial score rings */
.rings { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 18px; }
.ring { flex: 1 1 300px; background: var(--bg-elev-1); border: 1px solid var(--border-subtle); border-radius: var(--r-lg); padding: 22px 18px 20px; text-align: center; }
.ring svg { display: block; margin: 0 auto 4px; }
.ring-num { font-family: var(--font-display); font-weight: 800; font-size: 40px; }
.ring-label { font-family: var(--font-display); font-size: 17px; font-weight: 700; color: var(--text-primary); margin-top: 10px; letter-spacing: -.2px; }
.ring-desc { font-size: 12.5px; color: var(--text-tertiary); line-height: 1.45; margin: 5px auto 0; max-width: 210px; }
.ring-loading .ring-spin { display: flex; align-items: center; justify-content: center; height: 132px; }
.ring-loading .ring-label, .ring-loading .ring-desc { opacity: .7; }

/* scores (legacy bar style, kept for compare view) */
.scores { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 18px; }
.score { flex: 1 1 150px; background: var(--bg-elev-1); border: 1px solid var(--border-subtle); border-radius: var(--r-md); padding: 14px 16px; }
.score .l { font-size: 12.5px; color: var(--text-tertiary); margin-bottom: 6px; }
.score .n { font-family: var(--font-display); font-weight: 700; font-size: 26px; line-height: 1; color: var(--text-primary); }
.score .bar { height: 6px; border-radius: var(--r-pill); background: rgba(255,255,255,.08); margin-top: 10px; overflow: hidden; }
.score .bar > i { display: block; height: 100%; border-radius: var(--r-pill); }

/* big single-stat row (JS gap) */
.gap { display: flex; align-items: flex-start; gap: 14px; padding: 4px 20px 16px; }
.gap .body { font-size: 14px; }
.gap .stats { margin-top: 8px; display: flex; gap: 16px; flex-wrap: wrap; color: var(--text-tertiary); font-size: 13px; }
.gap .stats b { color: var(--text-secondary); font-weight: 600; }

/* toolbar (print / share) */
.toolbar { display: flex; gap: 8px; justify-content: flex-end; margin-bottom: 12px; }
.btn-sm { background: var(--bg-elev-2); border: 1px solid var(--border); color: var(--text-secondary); font-family: inherit; font-size: 13px; padding: 8px 13px; border-radius: var(--r-md); cursor: pointer; }
.btn-sm:hover { color: var(--text-primary); border-color: var(--border-strong); }
.saved-note { font-size: 12.5px; color: var(--text-tertiary); margin-bottom: 12px; }

/* compare */
.cmp { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.cmp .col { background: var(--bg-elev-1); border: 1px solid var(--border-subtle); border-radius: var(--r-lg); padding: 16px 18px; }
.cmp h4 { font-family: var(--font-display); margin: 0 0 10px; color: var(--text-primary); font-size: 15px; word-break: break-all; }
.cmp .mini-scores { display: flex; gap: 10px; margin: 12px 0; }
.cmp .ms { flex: 1; }
.cmp .ms .n { font-family: var(--font-display); font-weight: 700; font-size: 20px; }
.cmp .ms .l { font-size: 11px; color: var(--text-tertiary); }

/* what-to-fix list */
.fixes { padding: 4px 20px 16px; display: flex; flex-direction: column; gap: 14px; }
.fix { display: flex; gap: 12px; align-items: flex-start; }
.fix .badge { flex: none; margin-top: 1px; }
.fix .ft { color: var(--text-primary); font-weight: 500; font-size: 14px; }
.fix .fd { color: var(--text-secondary); font-size: 13px; }

/* severity grouping */
.sev-clear { margin: 0 20px 8px; padding: 8px 12px; font-size: 13px; color: var(--pass);
  border: 1px solid rgba(52,211,153,.30); background: rgba(52,211,153,.08); border-radius: var(--r-md, 8px); }
.sev-group { border-top: 1px solid var(--border-subtle); }
.sev-group:first-of-type { border-top: 0; }
.sev-head { display: flex; align-items: baseline; flex-wrap: wrap; gap: 8px; padding: 16px 20px 2px; }
.sev-title { font-family: var(--font-display); font-weight: 700; font-size: 15px; letter-spacing: .01em; }
.sev-title::before { content: ""; display: inline-block; width: 9px; height: 9px; border-radius: 2px; margin-right: 9px; vertical-align: 1px; background: currentColor; }
.sev-critical      .sev-title { color: var(--fail); }
.sev-recommended   .sev-title { color: var(--warn); }
.sev-nice          .sev-title { color: var(--info); }
.sev-informational .sev-title { color: var(--text-tertiary); }
.sev-head .sev-count { color: var(--text-tertiary); font-size: 12.5px; font-weight: 600; }
.sev-head .sev-blurb { color: var(--text-tertiary); font-size: 12.5px; flex: 1 1 100%; }

/* AI-Readable Summary */
.ai-summary .ai-head { display:flex; align-items:flex-start; justify-content:space-between; gap:12px; flex-wrap:wrap; padding:4px 20px 0; }
.ai-summary .ai-name { font-family:var(--font-display); font-weight:700; font-size:17px; color:var(--text-primary); }
.ai-summary .ai-type { font-size:13px; color:var(--text-tertiary); margin-top:2px; }
.ai-summary .ai-narrative { padding:8px 20px 0; margin:0; font-size:14px; color:var(--text-secondary); line-height:1.5; }
.ai-grid { padding:12px 20px 4px; display:grid; grid-template-columns:1fr 1fr; gap:12px 18px; }
.ai-field { display:flex; gap:10px; align-items:flex-start; }
.ai-field .badge { flex:none; margin-top:1px; }
.ai-field .aif-l { color:var(--text-primary); font-weight:500; font-size:13.5px; }
.ai-field .aif-d { color:var(--text-tertiary); font-size:12.5px; line-height:1.4; }
.ai-gaps { padding:6px 20px 16px; }
.ai-gaps .aig-h { font-size:12px; text-transform:uppercase; letter-spacing:.04em; color:var(--text-tertiary); font-weight:600; margin-bottom:6px; }
.ai-gaps ul { margin:0; padding-left:18px; }
.ai-gaps li { font-size:13px; color:var(--text-secondary); margin-bottom:4px; }
@media (max-width:560px) { .ai-grid { grid-template-columns:1fr; } }

/* jump-to nav + clickable rings + collapsibles (P3 A) */
html { scroll-behavior: smooth; }
[id^="sec-"] { scroll-margin-top: 16px; }
.sec-anchor { display: block; height: 0; overflow: hidden; }
.jumpnav { display: flex; flex-wrap: wrap; gap: 6px 8px; align-items: center; margin: 0 0 18px; padding: 10px 14px; background: var(--bg-elev-1); border: 1px solid var(--border-subtle); border-radius: var(--r-lg); }
.jumpnav .jn-label { font-size: 11.5px; text-transform: uppercase; letter-spacing: .04em; color: var(--text-tertiary); font-weight: 600; margin-right: 4px; }
.jumpnav a { font-size: 13px; color: var(--text-secondary); text-decoration: none; padding: 4px 10px; border: 1px solid var(--border); border-radius: var(--r-pill); }
.jumpnav a:hover { color: var(--text-primary); border-color: var(--border-strong); }
.ring-link { color: inherit; text-decoration: none; cursor: pointer; transition: background .15s, border-color .15s; }
.ring-link:hover { border-color: var(--border-strong); background: rgba(255,255,255,.03); }
/* native collapsibles */
details.shot-toggle, details.trust-details { }
details > summary { cursor: pointer; list-style: none; }
details > summary::-webkit-details-marker { display: none; }
.shot-toggle > summary { font-size: 13px; color: var(--brand-blue-light); padding: 2px 20px 10px; }
.shot-toggle > summary::before { content: "▸ "; }
.shot-toggle[open] > summary::before { content: "▾ "; }
.adv-headers { border-top: 1px solid var(--border-subtle); }
.adv-headers > summary { font-size: 13px; color: var(--brand-blue-light); cursor: pointer; list-style: none; padding: 12px 20px; }
.adv-headers > summary::-webkit-details-marker { display: none; }
.adv-headers > summary::before { content: "▸ "; }
.adv-headers[open] > summary::before { content: "▾ "; }
.adv-headers .kv td { padding-top: 9px; padding-bottom: 9px; }

/* broken-link list (Link health card) */
.broken-links { padding: 4px 20px 16px; }
.broken-links .bl-h { font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--text-tertiary); font-weight: 600; margin-bottom: 6px; }
.broken-links ul { margin: 0; padding-left: 18px; }
.broken-links li { font-size: 13px; color: var(--text-secondary); margin-bottom: 4px; word-break: break-all; }

/* key/value list */
.kv { width: 100%; border-collapse: collapse; font-size: 14px; }
.kv td { padding: 11px 20px; border-bottom: 1px solid var(--border-subtle); vertical-align: middle; }
.kv tr:last-child td { border-bottom: 0; }
.kv td.k { color: var(--text-secondary); width: 180px; }
.kv td.v { color: var(--text-primary); }
.kv .d { color: var(--text-tertiary); font-size: 12.5px; }

.card { background: var(--bg-elev-1); border: 1px solid var(--border-subtle); border-radius: var(--r-lg); padding: 4px 0; margin-bottom: 18px; overflow: hidden; }
.card h3 { font-family: var(--font-display); font-size: 14px; font-weight: 600; color: var(--text-primary); margin: 0; padding: 16px 20px 6px; }
.robots-line { padding: 4px 20px 16px; font-size: 14px; }
.robots-line .kv { color: var(--text-tertiary); }

/* table */
.matrix { width: 100%; border-collapse: collapse; font-size: 14px; }
.matrix thead th { text-align: left; font-size: 11.5px; letter-spacing: .04em; text-transform: uppercase; color: var(--text-tertiary); font-weight: 600; padding: 10px 20px; border-bottom: 1px solid var(--border-subtle); }
.matrix td { padding: 12px 20px; border-bottom: 1px solid var(--border-subtle); vertical-align: middle; }
.matrix tr:last-child td { border-bottom: 0; }
.grp-row td { background: rgba(255,255,255,.02); font-family: var(--font-display); font-weight: 600; color: var(--text-secondary); font-size: 12.5px; letter-spacing: .03em; text-transform: uppercase; padding: 8px 20px; }
.tok { color: var(--text-primary); font-weight: 500; }
.muted { color: var(--text-tertiary); }
.note { color: var(--text-secondary); font-size: 13px; }
.note.bad { color: #fecaca; }

.badge { display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; font-weight: 600; padding: 3px 9px; border-radius: var(--r-pill); border: 1px solid; white-space: nowrap; }
.badge.pass { color: var(--pass); border-color: rgba(52,211,153,.35); background: rgba(52,211,153,.10); }
.badge.warn { color: var(--warn); border-color: rgba(251,191,36,.35); background: rgba(251,191,36,.10); }
.badge.fail { color: var(--fail); border-color: rgba(248,113,113,.35); background: rgba(248,113,113,.10); }
.badge.info { color: var(--info); border-color: rgba(101,162,208,.35); background: rgba(101,162,208,.10); }

.tag { font-size: 11px; padding: 2px 7px; border-radius: var(--r-pill); border: 1px solid var(--border); color: var(--text-tertiary); white-space: nowrap; }
.tag.js { color: var(--brand-blue-light); border-color: rgba(101,162,208,.3); }

/* "Deep scan" pill on sections that only populate in deep mode */
.card h3 .pill { font-size: 10px; font-weight: 600; vertical-align: middle; margin-left: 8px;
  color: var(--brand-blue-light); border: 1px solid rgba(101,162,208,.3); border-radius: var(--r-pill);
  padding: 1px 7px; text-transform: uppercase; letter-spacing: .04em; }

/* disclaimer + cta */
.disclaimer { font-size: 13px; color: var(--text-tertiary); border-left: 2px solid var(--border-strong); padding: 4px 0 4px 14px; margin: 22px 0; }
.cta { text-align: center; padding: 24px; border-radius: var(--r-lg); border: 1px solid var(--border); background: linear-gradient(135deg,rgba(31,106,174,.12),rgba(123,107,216,.10)); }
.cta p { margin: 0 0 12px; color: var(--text-secondary); }

/* lead capture form */
.lead { margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--border); text-align: left; max-width: 560px; margin-left: auto; margin-right: auto; }
.lead-intro { font-size: 13.5px; color: var(--text-secondary); margin-bottom: 10px; text-align: center; }
.lead-row { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; }
.lead-row select, .lead-row input[type=email] { background: var(--bg-elev-2); border: 1px solid var(--border); color: var(--text-primary); font: inherit; font-size: 14px; padding: 9px 11px; border-radius: var(--r-md); }
.lead-row input[type=email] { flex: 1 1 200px; min-width: 0; }
.lead-row .btn-sm { flex: none; }
.lead .hp { display: none !important; }
.lead-msg { margin-top: 10px; font-size: 13.5px; text-align: center; }
.lead-msg.ok { color: var(--pass); }
.lead-msg.err { color: #fecaca; }

footer.app-foot { text-align: center; font-size: 12.5px; color: var(--text-tertiary); margin-top: 30px; }

/* ---------- trust: privacy strip + "what we check" disclosure ---------- */
/* Slim reassurance line — stays pinned under the form in every state. */
.privacy { display: flex; gap: 10px; align-items: flex-start; margin: 0 0 26px; padding: 11px 14px; border-radius: var(--r-md);
  border: 1px solid rgba(52,211,153,.22); background: rgba(52,211,153,.06); font-size: 12.5px; color: var(--text-secondary); line-height: 1.55; }
.privacy svg { flex: none; margin-top: 2px; }
.privacy b { color: var(--pass); font-weight: 600; }

/* Disclosure block. Lives after #result in the DOM: floats up under the form
   before a scan, sits below the report after one. .atbottom = the lighter,
   relocated treatment (toggled by app.js once results render). */
.trust { background: linear-gradient(135deg, var(--bg-elev-1), var(--bg-elev-2)); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: 22px 24px; margin: 0 0 26px; }
.trust.atbottom { margin: 30px 0 26px; background: var(--bg-elev-1); }
.trust h3, .trust summary { font-family: var(--font-display); font-weight: 700; font-size: 18px; color: var(--text-primary); margin: 0 0 6px; letter-spacing: -.2px; }
.trust summary { cursor: pointer; list-style: none; display: inline-flex; align-items: center; gap: 9px; }
.trust summary::-webkit-details-marker { display: none; }
.trust summary:hover { color: var(--brand-blue-light); }
.trust summary::before { content: "▾"; font-size: 13px; color: var(--brand-blue-light); }
.trust details:not([open]) summary::before { content: "▸"; }
.trust summary::after { content: "Show"; font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: .04em;
  color: var(--brand-blue-light); border: 1px solid rgba(101,162,208,.35); background: rgba(101,162,208,.10); border-radius: var(--r-pill); padding: 1px 8px; }
.trust details[open] summary::after { content: "Hide"; }
.trust.atbottom h3, .trust.atbottom summary { font-size: 15px; color: var(--text-secondary); }
.trust .intro { font-size: 14px; color: var(--text-secondary); margin: 4px 0 18px; max-width: 760px; }
.trust .intro b { color: var(--text-primary); font-weight: 600; }
.tgrid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.tcard { background: var(--bg-elev-1); border: 1px solid var(--border-subtle); border-radius: var(--r-md); padding: 14px 15px; }
.trust.atbottom .tcard { background: var(--bg-elev-2); }
.tcard .th { display: flex; align-items: center; gap: 8px; font-family: var(--font-display); font-weight: 700; font-size: 13.5px; color: var(--text-primary); margin-bottom: 6px; }
.tcard .th .pill { font-size: 10px; font-weight: 600; color: var(--brand-blue-light); border: 1px solid rgba(101,162,208,.3); border-radius: var(--r-pill); padding: 1px 7px; text-transform: uppercase; letter-spacing: .04em; }
.tcard .tb { font-size: 12.5px; color: var(--text-tertiary); line-height: 1.5; }
.tcard .tb b { color: var(--text-secondary); font-weight: 600; }
@media (max-width: 780px) { .tgrid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .tgrid { grid-template-columns: 1fr; } }

@media (max-width: 620px) {
  .matrix .hide-sm { display: none; }
  .overall .meta { margin-left: 0; text-align: left; width: 100%; }
  .cmp { grid-template-columns: 1fr; }
}

/* print / save-as-PDF: flip to a clean light report */
@media print {
  .toolbar, .checkform, .form-note, .privacy, .trust, .app-head .head-link, footer.app-foot, .cta .btn { display: none !important; }
  body { background: #fff !important; color: #1a1a1a; }
  .wrap { padding: 0 0 20px; }
  .overall, .card, .count, .score, .cta, .cmp .col { background: #fff !important; border-color: #ddd !important; }
  .verdict, .card h3, .score .n, .count .n, .tok, .kv td.v, .gap .stats b, .fix .ft, .cmp h4, .brand .titles h1 { color: #111 !important; }
  a { color: #111 !important; text-decoration: none; }
  * { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
}