/* =========================================================================
   Security Headers Checker — own blue/green/orange/purple/red palette,
   independent of the site's teal/amber theme, scoped under
   .security-headers-page.
   ========================================================================= */

.security-headers-page{
  --shc-blue:#1768ff;
  --shc-blue-dark:#0f54dc;
  --shc-blue-soft:#eef5ff;
  --shc-green:#10b65c;
  --shc-green-soft:#eafaf1;
  --shc-orange:#ff8a1f;
  --shc-orange-soft:#fff4e8;
  --shc-purple:#8b5cf6;
  --shc-purple-soft:#f3ecff;
  --shc-red:#ef4444;
  --shc-red-soft:#fff0f0;
  --shc-yellow:#eab308;
  --shc-text:#0f172a;
  --shc-muted:#667085;
  --shc-line:#e5eaf2;
  --shc-shadow:0 10px 35px rgba(15,23,42,.07);
  --shc-radius:18px;
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  color:var(--shc-text);
  max-width:none;width:min(calc(100% - 36px),1280px);margin:14px auto 32px;padding:0;
  border-radius:26px;border:1px solid var(--shc-line);
  background:
    radial-gradient(circle at 5% 5%, rgba(23,104,255,.06), transparent 22%),
    radial-gradient(circle at 95% 12%, rgba(139,92,246,.07), transparent 20%),
    linear-gradient(180deg,#ffffff 0%, #f8fbff 100%);
  box-shadow:0 8px 30px rgba(15,23,42,.06);
  position:relative;overflow:hidden;
}
.security-headers-page *{box-sizing:border-box}
.security-headers-page button,.security-headers-page input{font:inherit;color:inherit}
.security-headers-page a{color:inherit;text-decoration:none}

.shc-body{padding:22px;position:relative}

/* ---------- scan progress ---------- */
.shc-scan-progress{position:absolute;left:0;right:0;top:0;height:4px;background:#e7eef9;z-index:5;display:none;border-radius:26px 26px 0 0;overflow:hidden}
.shc-scan-progress span{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--shc-blue),var(--shc-purple));transition:width .18s}
.shc-scan-message{
  display:none;margin:0 0 18px;padding:13px 16px;border-radius:13px;border:1px solid #cfe0ff;background:#f4f8ff;
  color:#315b96;font-size:13px;font-weight:600;
}

/* ---------- hero ---------- */
.shc-hero{display:grid;gap:20px;grid-template-columns:minmax(0,1.15fr) minmax(300px,.85fr);align-items:center;margin-bottom:16px}
.shc-eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;
  color:var(--shc-blue);background:var(--shc-blue-soft);border:1px solid #cdddff;font-size:12.5px;font-weight:800;margin-bottom:12px
}
.shc-hero h1{margin:0;font-size:38px;line-height:1.06;letter-spacing:-1.3px}
.shc-hero h1 span{color:var(--shc-blue)}
.shc-hero p{color:#475467;font-size:14.5px;line-height:1.65;max-width:640px;margin:13px 0 18px}
.shc-search-row{display:flex;gap:10px;max-width:820px;flex-wrap:wrap}
.shc-url-wrap{
  flex:1;min-width:220px;display:flex;align-items:center;gap:9px;background:#fff;border:1px solid #d8e0eb;border-radius:13px;
  padding:0 13px;box-shadow:0 8px 20px rgba(15,23,42,.05)
}
.shc-url-wrap:focus-within{border-color:var(--shc-blue);box-shadow:0 0 0 4px rgba(23,104,255,.1)}
.shc-url-wrap input{width:100%;border:0;outline:none;padding:13px 0;background:transparent;color:#182230;font-size:13.5px}
.shc-btn{
  border:1px solid var(--shc-line);background:#fff;color:#344054;border-radius:12px;padding:12px 17px;font-weight:800;font-size:13px;
  display:inline-flex;align-items:center;justify-content:center;gap:8px;white-space:nowrap;cursor:pointer;
  box-shadow:0 5px 14px rgba(15,23,42,.04);
}
.shc-btn.is-primary{background:linear-gradient(135deg,var(--shc-blue),var(--shc-purple));border-color:transparent;color:#fff}
.shc-btn.is-primary:hover{filter:brightness(1.05)}
.shc-btn.is-secondary{border-color:#cbdcff;color:#344054}
.shc-btn:disabled{opacity:.55;cursor:not-allowed}
.shc-meta-row{display:flex;gap:22px;flex-wrap:wrap;margin-top:14px;color:#344054;font-size:13px}
.shc-meta-row span{display:inline-flex;align-items:center;gap:6px}
.shc-meta-row strong{font-weight:800}

/* ---------- hero visual / shield ---------- */
.shc-hero-visual{position:relative;min-height:220px}
.shc-sparkle{position:absolute;font-size:22px}
.shc-sparkle.sp1{left:-4px;top:50px;color:#f59e0b}
.shc-sparkle.sp2{left:24px;top:12px;color:#14b8a6}
.shc-sparkle.sp3{right:10px;top:60px;color:#fbbf24}
.shc-shield-box{
  position:relative;background:#fff;border:1px solid #d7e3ff;border-radius:18px;padding:16px 16px 14px;
  box-shadow:0 18px 40px rgba(50,84,180,.12);max-width:290px;margin-left:auto;
}
.shc-shield-top{height:24px;background:linear-gradient(90deg,#6d4aff,#3159f7);border-radius:12px 12px 0 0;margin:-16px -16px 13px;padding:0 13px;display:flex;align-items:center;gap:6px}
.shc-shield-top i{width:8px;height:8px;border-radius:50%;background:rgba(255,255,255,.8);display:inline-block}
.shc-shield-art{
  height:96px;border-radius:16px;background:radial-gradient(circle at 50% 38%,rgba(16,182,92,.12),transparent 34%),linear-gradient(180deg,#f7fbff,#f2f7ff);
  display:grid;place-items:center;position:relative;margin-bottom:6px;
}
.shc-big-shield{
  width:84px;height:84px;clip-path:polygon(50% 0%,86% 15%,86% 56%,50% 100%,14% 56%,14% 15%);
  background:linear-gradient(180deg,#1fd69f,#0e9c79);display:grid;place-items:center;color:#fff;font-size:32px;font-weight:900;
  box-shadow:0 18px 30px rgba(16,182,92,.22);
}
.shc-lock-float{position:absolute;right:22px;bottom:8px;font-size:26px;color:#7c3aed}
.shc-shield-title{font-weight:800;font-size:15px}
.shc-shield-sub{color:#667085;margin-top:5px;font-size:12px}

/* ---------- top grid ---------- */
.shc-top-grid{display:grid;grid-template-columns:1.15fr 3.25fr;gap:12px;margin-bottom:14px;align-items:stretch}
.shc-card{background:#fff;border:1px solid var(--shc-line);border-radius:var(--shc-radius);box-shadow:var(--shc-shadow)}
.shc-score-card{padding:16px}
.shc-card-head{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:14px}
.shc-card-head h2{margin:0;font-size:14.5px;display:flex;align-items:center;gap:8px}
.shc-card-note{font-size:10.5px;color:#8a94a6;font-weight:600;text-align:right}
.shc-subtle-btn{border:0;background:transparent;color:var(--shc-blue);font-size:11px;font-weight:800;padding:0;cursor:pointer}
.shc-score-wrap{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.shc-gauge{width:100px;height:100px;border-radius:50%;position:relative;display:grid;place-items:center;flex:none}
.shc-gauge:after{content:"";position:absolute;inset:10px;background:#fff;border-radius:50%}
.shc-gauge-center{position:relative;z-index:1;text-align:center}
.shc-gauge-center strong{display:block;font-size:32px;line-height:1;font-weight:900;color:var(--shc-green)}
.shc-gauge-center small{font-size:11px;color:#667085}
.shc-score-text h3{margin:0 0 5px;font-size:18px;color:var(--shc-green)}
.shc-score-text p{margin:0;color:#475467;line-height:1.45;font-size:12.5px}

.shc-summary-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.shc-summary-card{padding:12px 13px;min-height:100px;text-align:left;display:grid;grid-template-columns:36px 1fr;grid-template-rows:auto auto auto;column-gap:10px;align-items:center}
.shc-summary-icon{width:36px;height:36px;border-radius:11px;display:grid;place-items:center;font-size:16px;grid-row:1 / 4;background:var(--shc-blue-soft);color:var(--shc-blue)}
.shc-summary-icon.is-green{background:var(--shc-green-soft);color:var(--shc-green)}
.shc-summary-icon.is-orange{background:var(--shc-orange-soft);color:var(--shc-orange)}
.shc-summary-icon.is-red{background:var(--shc-red-soft);color:var(--shc-red)}
.shc-summary-card .shc-label{color:#475467;font-size:11.5px;margin-bottom:1px}
.shc-summary-card strong{display:block;font-size:23px;line-height:1.05}
.shc-summary-card small{display:block;margin-top:2px;font-size:10.5px}
.shc-summary-card small.is-blue{color:var(--shc-blue);font-weight:800}
.shc-summary-card small.is-green{color:var(--shc-green);font-weight:800}
.shc-summary-card small.is-orange{color:var(--shc-orange);font-weight:800}
.shc-summary-card small.is-red{color:var(--shc-red);font-weight:800}

/* ---------- middle grid ---------- */
.shc-middle-grid{display:grid;grid-template-columns:1.55fr .85fr;gap:14px;margin-bottom:14px}
.shc-section-card{padding:17px}
table{border-collapse:collapse;width:100%}
.shc-table-wrap{overflow:auto}
.security-headers-page th,.security-headers-page td{padding:11px 9px;text-align:left;border-bottom:1px solid var(--shc-line);font-size:12px;vertical-align:top}
.security-headers-page th{background:#fbfcfe;color:#344054}
.security-headers-page td{color:#475467}
.security-headers-page tr:last-child td{border-bottom:0}
.shc-header-name{color:#1d4ed8;font-weight:700}
.shc-status-good{color:var(--shc-green);font-weight:800}
.shc-status-warn{color:var(--shc-orange);font-weight:800}
.shc-status-missing{color:var(--shc-red);font-weight:800}
.shc-status-info{color:var(--shc-blue);font-weight:800}
.shc-value-mono{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;color:#182230;font-size:11px;word-break:break-all;white-space:normal}
.shc-empty-note{color:#8a94a6;font-size:11.5px}

.shc-stack{display:grid;gap:14px}
.shc-grade-box,.shc-donut-box,.shc-protocol-box,.shc-about-box{padding:17px}
.shc-grade-center{text-align:center}
.shc-grade-shield{
  width:100px;height:100px;clip-path:polygon(50% 0%,86% 15%,86% 56%,50% 100%,14% 56%,14% 15%);
  background:linear-gradient(180deg,#34d399,#16a34a);color:#fff;display:grid;place-items:center;font-size:48px;font-weight:900;
  margin:8px auto 14px;box-shadow:0 18px 30px rgba(16,182,92,.22);
}
.shc-grade-center h3{margin:0;color:var(--shc-green);font-size:26px}
.shc-grade-center p{margin:7px 0 14px;color:#475467;line-height:1.55;font-size:12.5px}
.shc-grade-scale{display:grid;grid-template-columns:repeat(5,1fr);gap:2px;border-radius:10px;overflow:hidden}
.shc-grade-scale span{padding:7px 0;text-align:center;font-weight:800;color:#fff;font-size:12px}
.gF{background:#ef4444}.gD{background:#f97316}.gC{background:#f59e0b}.gB{background:#84cc16}.gA{background:#22c55e}

.shc-donut-wrap{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.shc-donut{width:112px;height:112px;border-radius:50%;position:relative;flex:none}
.shc-donut:after{content:"";position:absolute;inset:12px;background:#fff;border-radius:50%}
.shc-donut-center{position:absolute;inset:0;display:grid;place-items:center;text-align:center;z-index:1}
.shc-donut-center strong{display:block;font-size:21px}
.shc-donut-center small{color:var(--shc-green);font-weight:800}
.shc-legend-list{display:grid;gap:8px;font-size:12px;color:#475467;flex:1}
.shc-legend-item{display:grid;grid-template-columns:10px 1fr auto;gap:8px;align-items:center}
.shc-legend-dot{width:9px;height:9px;border-radius:50%}

.shc-protocol-list,.shc-about-list{display:grid;gap:11px}
.shc-protocol-item,.shc-about-item{display:grid;grid-template-columns:1fr auto;gap:8px;padding-bottom:8px;border-bottom:1px solid #eef1f5;font-size:12.5px;color:#475467}
.shc-protocol-item:last-child,.shc-about-item:last-child{border-bottom:0}
.shc-badge-good{color:var(--shc-green);font-weight:800}
.shc-badge-warn{color:var(--shc-orange);font-weight:800}
.shc-badge-bad{color:var(--shc-red);font-weight:800}
.shc-about-box p{margin:0 0 13px;color:#475467;line-height:1.6;font-size:13px}

/* ---------- bottom grid ---------- */
.shc-bottom-grid{display:grid;grid-template-columns:1.5fr .9fr;gap:14px}
.shc-recommend-list{display:grid;gap:9px}
.shc-recommend{border:1px solid var(--shc-line);border-radius:12px;padding:13px 13px;background:#fff;display:flex;align-items:flex-start;gap:11px;font-size:12.5px}
.shc-recommend.is-green{background:#f2fbf6;border-color:#cdeedb}
.shc-recommend.is-orange{background:#fff8ef;border-color:#ffe3bf}
.shc-recommend.is-red{background:#fff3f3;border-color:#ffd4d4}
.shc-rec-icon{width:34px;height:34px;border-radius:11px;display:grid;place-items:center;font-size:18px;flex:none;background:#fff;border:1px solid var(--shc-line)}
.shc-rec-body p{margin:0;color:#475467;line-height:1.5}

.shc-actions-stack{display:grid;gap:12px}
.shc-tip-box{padding:13px 15px;border-radius:12px;background:#f4f8ff;border:1px solid #d7e4ff;color:#315b96;font-size:12.5px;line-height:1.55}

/* ---------- footer ---------- */
.shc-footer-actions{margin-top:16px;display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.shc-privacy{margin-left:auto;color:#667085;font-size:10.5px;max-width:640px}
.shc-toast{
  position:fixed;right:22px;bottom:22px;background:#101828;color:#fff;border-radius:12px;padding:12px 16px;
  opacity:0;transform:translateY(10px);transition:.24s;pointer-events:none;z-index:999;font-size:13px;
  box-shadow:var(--shc-shadow);max-width:320px;
}
.shc-toast.is-show{opacity:1;transform:translateY(0)}

/* ---------- responsive ---------- */
@media(max-width:1320px){
  .shc-top-grid,.shc-middle-grid,.shc-bottom-grid{grid-template-columns:1fr}
  .shc-summary-grid{grid-template-columns:repeat(4,1fr)}
}
@media(max-width:1000px){
  .shc-hero{grid-template-columns:1fr}
  .shc-shield-box{margin-left:0;max-width:100%}
}
@media(max-width:900px){
  .shc-summary-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:720px){
  .shc-body{padding:16px}
  .shc-hero h1{font-size:30px}
  .shc-search-row{flex-direction:column}
  .shc-summary-grid{grid-template-columns:1fr}
  .shc-score-wrap{flex-wrap:wrap}
  .shc-meta-row{gap:14px}
  .shc-privacy{margin-left:0;width:100%}
}