/* ============================================================
   Design for Additive Manufacturing (DfAM) Guide — v2 UI
   Xiamen Goldcattle Plastic & Metal Products Co., Ltd.
   Scope: 100% isolated under .gdfam-page
   Deploy path: /assets/css/dfam-guide.css
   Design language: engineering-drawing system
     - navy #0f2747 / corporate blue #0052cc / cyan #00a3c4
     - Signature: GD&T-style section callouts, build-plate layer
       lines, blueprint grids, registration marks
   ============================================================ */
.gdfam-page {

  --gdf-blue:#0052cc;
  --gdf-blue-d:#003a8c;
  --gdf-blue-l:#eaf1fc;
  --gdf-navy:#0f2747;
  --gdf-navy-2:#0b1f3a;
  --gdf-ink:#1c2a3c;
  --gdf-muted:#5a6b80;
  --gdf-line:#e2e9f2;
  --gdf-line-2:#cfdaeb;
  --gdf-bg:#f4f7fb;
  --gdf-card:#ffffff;
  --gdf-accent:#00a3c4;
  --gdf-accent-l:#7fd1ff;
  --gdf-good:#0a7d4d;
  --gdf-good-l:#e7f4ee;
  --gdf-warn:#b54708;
  --gdf-warn-l:#fdf1e6;
  --gdf-sh-xs:0 1px 2px rgba(15,39,71,.05);
  --gdf-sh-sm:0 2px 10px rgba(15,39,71,.06);
  --gdf-sh-md:0 10px 26px rgba(15,39,71,.10);
  --gdf-sh-lg:0 20px 50px rgba(15,39,71,.16);
  --gdf-r:14px;
  --gdf-r-sm:10px;
  --gdf-font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,"PingFang SC","Microsoft YaHei",sans-serif;
  --gdf-mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;

  font-family:var(--gdf-font);
  color:var(--gdf-ink);
  background:#ffffff;
  line-height:1.68;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

/* Smooth anchor scrolling — stylesheet is loaded only on this page. */
html { scroll-behavior:smooth; }

.gdfam-page * { box-sizing:border-box; }
.gdfam-page ::selection { background:rgba(0,82,204,.16); }
.gdfam-page :focus-visible {
  outline:3px solid rgba(0,163,196,.55);
  outline-offset:2px;
  border-radius:6px;
}
.gdfam-page button { font-family:inherit; }
.gdfam-page a { color:var(--gdf-blue); text-decoration:none; transition:color .18s; }
.gdfam-page a:hover { text-decoration:underline; }
.gdfam-page section { scroll-margin-top:86px; }

/* Aggressive list reset: prevent any default list markers from appearing. */
.gdfam-page ul,
.gdfam-page ol,
.gdfam-page li {
  list-style:none !important;
  list-style-type:none !important;
  list-style-image:none !important;
}
.gdfam-page li::marker { content:none; display:none; }

.gdfam-page .gdf-wrap { max-width:1120px; margin:0 auto; padding:0 20px; }
.gdfam-page .gdf-narrow { max-width:840px; }

/* ============ READING PROGRESS BAR ============ */
.gdfam-page .gdf-progress {
  position:fixed;top:0;left:0;right:0;height:3px;z-index:300;pointer-events:none;
}
.gdfam-page .gdf-progress span {
  display:block;height:100%;width:0;
  background:linear-gradient(90deg,var(--gdf-accent),var(--gdf-blue));
  box-shadow:0 0 10px rgba(0,163,196,.55);
}

/* ============ HERO ============ */
.gdfam-page .gdf-hero {
  position:relative;
  background-color:#0a1c3a;
  background-image:
    linear-gradient(rgba(124,172,236,.09) 1px,transparent 1px),
    linear-gradient(90deg,rgba(124,172,236,.09) 1px,transparent 1px),
    linear-gradient(135deg,#0a1c3a 0%,#0f2747 42%,#143a6b 78%,#0052cc 135%);
  background-size:44px 44px,44px 44px,auto;
  color:#fff;padding:64px 0 58px;overflow:hidden;
  border-bottom:1px solid rgba(255,255,255,.08);
}
/* soft glow orbs */
.gdfam-page .gdf-hero::before {
  content:"";position:absolute;width:560px;height:560px;right:-160px;top:-180px;border-radius:50%;
  background:radial-gradient(circle,rgba(0,163,196,.26),transparent 65%);
  pointer-events:none;
}
.gdfam-page .gdf-hero::after {
  content:"";position:absolute;width:460px;height:460px;left:-190px;bottom:-230px;border-radius:50%;
  background:radial-gradient(circle,rgba(0,82,204,.32),transparent 65%);
  pointer-events:none;
}
/* build-plate layer line under the hero */
.gdfam-page .gdf-hero .gdf-plate {
  position:absolute;left:0;right:0;bottom:0;height:16px;pointer-events:none;
  background:
    linear-gradient(180deg,rgba(0,163,196,.5),rgba(0,163,196,0) 100%) 0 0/100% 2px no-repeat,
    repeating-linear-gradient(180deg,rgba(124,172,236,.10) 0 1px,transparent 1px 4px);
}
.gdfam-page .gdf-hero .gdf-wrap { position:relative; z-index:1; }
.gdfam-page .gdf-hero-grid { display:grid;grid-template-columns:1.12fr .88fr;gap:48px;align-items:center; }

.gdfam-page .gdf-eyebrow {
  display:inline-flex;align-items:center;gap:10px;font-size:12.5px;letter-spacing:.14em;
  text-transform:uppercase;color:#9cc3ff;font-weight:700;margin-bottom:18px;
}
.gdfam-page .gdf-eyebrow::before {
  content:"";width:26px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--gdf-accent),#7fd1ff);
}
.gdfam-page .gdf-hero h1 {
  font-size:clamp(32px,4.2vw,46px);line-height:1.1;margin:0 0 18px;font-weight:800;
  letter-spacing:-.015em;color:#fff;text-wrap:balance;
}
.gdfam-page .gdf-hero h1 .gdf-hl {
  background:linear-gradient(90deg,#7fd1ff,#5ee2f5);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.gdfam-page .gdf-hero .gdf-sub {
  font-size:17.5px;color:#dbe7f7;margin:0 0 26px;max-width:640px;line-height:1.7;
}
.gdfam-page .gdf-hero .gdf-sub strong { color:#fff;font-weight:600; }

.gdfam-page .gdf-quick {
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
  border-radius:12px;padding:16px 18px 14px;margin-bottom:24px;backdrop-filter:blur(2px);
}
.gdfam-page .gdf-quick h2 {
  font-size:12.5px;letter-spacing:.12em;text-transform:uppercase;color:#9cc3ff;margin:0 0 10px;font-weight:700;
}
.gdfam-page .gdf-quick-list { display:grid;grid-template-columns:1fr 1fr;gap:6px 18px; }
.gdfam-page .gdf-quick-item { font-size:13.5px;color:#e6eefb;line-height:1.5;padding-left:2px; }

.gdfam-page .gdf-hero-cta { display:flex;gap:12px;flex-wrap:wrap; }
.gdfam-page .gdf-btn {
  display:inline-block;font-size:15px;font-weight:600;padding:14px 26px;border-radius:10px;
  border:none;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;
  text-align:center;line-height:1.2;
}
.gdfam-page .gdf-btn:active { transform:translateY(1px); }
.gdfam-page .gdf-btn-blue {
  background:linear-gradient(180deg,#0a63e6,var(--gdf-blue) 55%,var(--gdf-blue-d));
  color:#fff;box-shadow:0 8px 22px rgba(0,82,204,.38),inset 0 1px 0 rgba(255,255,255,.22);
}
.gdfam-page .gdf-btn-blue:hover { background:linear-gradient(180deg,#1a6fe8,var(--gdf-blue) 55%,var(--gdf-blue-d));box-shadow:0 12px 28px rgba(0,82,204,.46);transform:translateY(-1px);text-decoration:none; }
.gdfam-page .gdf-btn-ghost {
  background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.38);
  backdrop-filter:blur(2px);
}
.gdfam-page .gdf-btn-ghost:hover { background:rgba(255,255,255,.18);transform:translateY(-1px);text-decoration:none; }
.gdfam-page .gdf-hero-note { margin-top:16px;font-size:12.5px;color:#9fb3d1;line-height:1.65; }

.gdfam-page .gdf-hero-visual {
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);border-radius:18px;padding:18px;
  box-shadow:0 24px 60px rgba(2,10,26,.4),inset 0 1px 0 rgba(255,255,255,.08);
  backdrop-filter:blur(4px);
}
.gdfam-page .gdf-hero-visual svg { width:100%;height:auto;display:block; }
.gdfam-page .gdf-hero-visual figcaption { font-size:11.5px;color:#9fb3d1;margin-top:12px;line-height:1.55; }

/* ============ STICKY SUB NAV (floating capsule) ============ */
.gdfam-page .gdf-subnav {
  position:sticky;top:0;z-index:60;padding:12px 12px 10px;background:rgba(255,255,255,.9);
  backdrop-filter:saturate(180%) blur(12px);-webkit-backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--gdf-line);
}
.gdfam-page .gdf-subnav-inner {
  max-width:1120px;margin:0 auto;width:max-content;max-width:calc(100% - 24px);
  display:flex;align-items:center;gap:4px;padding:6px;border-radius:999px;
  background:#fff;border:1px solid var(--gdf-line);box-shadow:var(--gdf-sh-md);
  overflow-x:auto;scrollbar-width:none;
}
.gdfam-page .gdf-subnav-inner::-webkit-scrollbar { display:none; }
.gdfam-page .gdf-subnav-inner a {
  flex:0 0 auto;padding:8px 13px;border-radius:999px;font-size:13px;font-weight:600;
  color:var(--gdf-muted);white-space:nowrap;transition:color .18s,background .18s,box-shadow .18s;
}
.gdfam-page .gdf-subnav-inner a:hover { color:var(--gdf-blue);background:#eef4ff;text-decoration:none; }
.gdfam-page .gdf-subnav-inner a.gdf-active {
  color:#fff;background:linear-gradient(180deg,var(--gdf-blue),var(--gdf-blue-d));
  box-shadow:0 4px 12px rgba(0,82,204,.35);
}
.gdfam-page .gdf-subnav-cta {
  flex:0 0 auto;margin-left:6px;padding:8px 16px;border-radius:999px;border:none;cursor:pointer;
  background:linear-gradient(180deg,#0a63e6,var(--gdf-blue-d));color:#fff;font-size:13px;font-weight:700;white-space:nowrap;
  box-shadow:0 4px 12px rgba(0,82,204,.35);
  transition:box-shadow .18s,transform .18s;
}
.gdfam-page .gdf-subnav-cta:hover { box-shadow:0 6px 16px rgba(0,82,204,.45);transform:translateY(-1px); }

/* ============ SECTIONS ============ */
.gdfam-page .gdf-section { padding:60px 0;position:relative; }
/* engineering-drawing sheet rule at the top of every section */
.gdfam-page .gdf-section::before {
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,var(--gdf-accent) 0 60px,var(--gdf-line) 60px 100%);
  opacity:.85;
}
.gdfam-page .gdf-section-alt { background:var(--gdf-bg); }
.gdfam-page .gdf-section-dark { background:var(--gdf-navy);color:#dce7f5; }
.gdfam-page .gdf-section-dark .gdf-h2 { color:#fff; }
.gdfam-page .gdf-section-dark .gdf-lead { color:#a9bdd8; }
.gdfam-page .gdf-section-dark::before { background:linear-gradient(90deg,var(--gdf-accent) 0 60px,rgba(124,172,236,.25) 60px 100%); }

/* GD&T-style section callout: framed number + label */
.gdfam-page .gdf-eyebrow-sm {
  display:inline-flex;align-items:center;gap:11px;margin-bottom:16px;
}
.gdfam-page .gdf-eyebrow-sm .gdf-eno {
  display:inline-flex;align-items:center;justify-content:center;min-width:36px;height:25px;padding:0 7px;
  border:1.5px solid var(--gdf-blue);border-radius:5px;
  color:var(--gdf-blue);background:linear-gradient(180deg,#fff 0%,var(--gdf-blue-l) 100%);
  font-size:11.5px;font-weight:800;letter-spacing:.06em;line-height:1;
  box-shadow:inset 0 0 0 2px #fff,0 1px 3px rgba(15,39,71,.1);
}
.gdfam-page .gdf-eyebrow-sm .gdf-elabel {
  font-size:11.5px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:var(--gdf-blue);
}
.gdfam-page .gdf-section-dark .gdf-eyebrow-sm .gdf-eno {
  border-color:var(--gdf-accent);color:#fff;background:linear-gradient(180deg,rgba(0,163,196,.28),rgba(0,163,196,.12));
  box-shadow:inset 0 0 0 2px rgba(255,255,255,.08),0 1px 3px rgba(0,0,0,.3);
}
.gdfam-page .gdf-section-dark .gdf-eyebrow-sm .gdf-elabel { color:#7fd1ff; }

.gdfam-page .gdf-h2 {
  font-size:clamp(25px,2.9vw,33px);line-height:1.18;font-weight:800;color:var(--gdf-navy);
  margin:0 0 14px;letter-spacing:-.012em;text-wrap:balance;
}
.gdfam-page .gdf-h3 {
  font-size:19.5px;font-weight:700;color:var(--gdf-navy);margin:34px 0 10px;line-height:1.3;letter-spacing:-.01em;
}
.gdfam-page .gdf-h4 { font-size:16px;font-weight:700;color:var(--gdf-ink);margin:0 0 6px; }
.gdfam-page .gdf-lead {
  font-size:16.5px;color:var(--gdf-muted);margin:0 0 30px;max-width:820px;line-height:1.72;
}
.gdfam-page .gdf-p { font-size:15.5px;color:#33455b;margin:0 0 14px;line-height:1.78;text-wrap:pretty; }
.gdfam-page .gdf-p:last-child { margin-bottom:0; }
.gdfam-page .gdf-p strong { color:var(--gdf-navy);font-weight:700; }

/* ============ KEY TAKEAWAYS ============ */
.gdfam-page .gdf-takeaways {
  background:linear-gradient(180deg,#fff,var(--gdf-blue-l));
  border:1px solid var(--gdf-line);
  border-left:4px solid var(--gdf-blue);
  border-radius:var(--gdf-r);padding:26px 28px;box-shadow:var(--gdf-sh-sm);
}
.gdfam-page .gdf-takeaways h2 {
  font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--gdf-blue);margin:0 0 16px;font-weight:800;
}
.gdfam-page .gdf-takeaways ul { list-style:none;margin:0;padding:0; }
.gdfam-page .gdf-takeaways li {
  font-size:15.5px;color:#33455b;padding:10px 0 10px 32px;position:relative;line-height:1.72;
  border-bottom:1px dashed #dde6f2;
}
.gdfam-page .gdf-takeaways li:last-child { border-bottom:none;padding-bottom:0; }
.gdfam-page .gdf-takeaways li::before {
  content:"";position:absolute;left:7px;top:1.1em;width:9px;height:9px;border-radius:50%;
  background:linear-gradient(135deg,var(--gdf-accent),var(--gdf-blue));
  box-shadow:0 0 0 3px rgba(0,163,196,.16);
}
.gdfam-page .gdf-takeaways li strong { color:var(--gdf-navy); }

/* ============ ANSWER BOX ============ */
.gdfam-page .gdf-answer {
  background:linear-gradient(180deg,var(--gdf-blue-l),#eef4ff);
  border:1px solid #d6e4fb;border-left:4px solid var(--gdf-blue);
  border-radius:var(--gdf-r);padding:22px 24px;margin:0 0 22px;
}
.gdfam-page .gdf-answer h3 {
  font-size:12.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--gdf-blue);margin:0 0 9px;font-weight:800;
}
.gdfam-page .gdf-answer p { font-size:15.5px;color:#24384f;margin:0;line-height:1.76; }

/* ============ GENERIC GRIDS ============ */
.gdfam-page .gdf-grid { display:grid;gap:18px; }
.gdfam-page .gdf-g2 { grid-template-columns:repeat(2,1fr); }
.gdfam-page .gdf-g3 { grid-template-columns:repeat(3,1fr); }
.gdfam-page .gdf-g4 { grid-template-columns:repeat(4,1fr); }
.gdfam-page .gdf-card {
  background:#fff;border:1px solid var(--gdf-line);border-radius:var(--gdf-r);padding:24px;
  box-shadow:var(--gdf-sh-xs);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.gdfam-page .gdf-card:hover { transform:translateY(-3px);box-shadow:var(--gdf-sh-md);border-color:var(--gdf-line-2); }
.gdfam-page .gdf-card h4 { margin-bottom:7px; }
.gdfam-page .gdf-card p { font-size:14.5px;color:var(--gdf-muted);margin:0;line-height:1.7; }
.gdfam-page .gdf-card-accent { border-top:3px solid var(--gdf-blue); }
.gdfam-page .gdf-card-good { border-top:3px solid var(--gdf-good); }
.gdfam-page .gdf-card-warn { border-top:3px solid var(--gdf-warn); }
.gdfam-page .gdf-card .gdf-kicker {
  font-size:11.5px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;
  color:var(--gdf-blue);margin-bottom:6px;display:block;
}
.gdfam-page .gdf-card-warn .gdf-kicker { color:var(--gdf-warn); }
.gdfam-page .gdf-card-good .gdf-kicker { color:var(--gdf-good); }

/* ============ LISTS ============ */
.gdfam-page .gdf-ul { list-style:none;margin:0 0 16px;padding:0; }
.gdfam-page .gdf-ul li {
  font-size:15px;color:#33455b;padding:7px 0 7px 26px;position:relative;line-height:1.72;
}
.gdfam-page .gdf-ul li::before {
  content:"";position:absolute;left:7px;top:.88em;width:6px;height:6px;border-radius:50%;
  background:linear-gradient(135deg,var(--gdf-blue),var(--gdf-accent));
}
.gdfam-page .gdf-ul li strong { color:var(--gdf-navy); }
.gdfam-page .gdf-ol { list-style:none;counter-reset:gdfn;margin:0;padding:0; }
.gdfam-page .gdf-ol li {
  font-size:15px;color:#33455b;padding:8px 0 8px 38px;position:relative;line-height:1.72;counter-increment:gdfn;
}
.gdfam-page .gdf-ol li::before {
  content:counter(gdfn);position:absolute;left:0;top:7px;width:24px;height:24px;border-radius:7px;
  background:linear-gradient(180deg,var(--gdf-navy),var(--gdf-navy-2));color:#fff;
  font-size:12px;font-weight:800;display:flex;align-items:center;justify-content:center;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.15);
}

/* ============ TABLES ============ */
.gdfam-page .gdf-table-wrap {
  overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid var(--gdf-line);
  border-radius:var(--gdf-r);box-shadow:var(--gdf-sh-sm);background:#fff;
}
.gdfam-page .gdf-table { width:100%;border-collapse:separate;border-spacing:0;font-size:14px;min-width:660px; }
.gdfam-page .gdf-table caption {
  caption-side:bottom;text-align:left;font-size:12.5px;color:var(--gdf-muted);padding:13px 16px;
  line-height:1.6;background:#fcfdff;border-top:1px solid var(--gdf-line);
}
.gdfam-page .gdf-table thead th {
  position:sticky;top:0;z-index:2;
  background:linear-gradient(180deg,var(--gdf-navy),var(--gdf-navy-2));
  color:#fff;padding:13px 16px;font-weight:700;text-align:left;font-size:13.5px;vertical-align:bottom;
  box-shadow:inset 0 -1px 0 rgba(255,255,255,.14);
}
.gdfam-page .gdf-table tbody th {
  background:#f7f9fc;color:var(--gdf-navy);padding:12px 16px;font-weight:700;text-align:left;font-size:13.5px;
  border-bottom:1px solid var(--gdf-line);white-space:nowrap;vertical-align:top;
}
.gdfam-page .gdf-table td {
  padding:12px 16px;border-bottom:1px solid var(--gdf-line);color:#33455b;vertical-align:top;line-height:1.62;
}
.gdfam-page .gdf-table tbody tr:nth-child(even) { background:#f8fafd; }
.gdfam-page .gdf-table tbody tr:last-child td, .gdfam-page .gdf-table tbody tr:last-child th { border-bottom:none; }
.gdfam-page .gdf-table tbody tr:hover td, .gdfam-page .gdf-table tbody tr:hover th { background:var(--gdf-blue-l); }
.gdfam-page .gdf-table td strong { color:var(--gdf-navy); }
.gdfam-page .gdf-table td a { font-weight:600; }
.gdfam-page .gdf-tag-yes { color:var(--gdf-good);font-weight:700; }
.gdfam-page .gdf-tag-no { color:var(--gdf-warn);font-weight:700; }
.gdfam-page .gdf-tag-mid { color:var(--gdf-blue);font-weight:700; }

/* ============ MATURITY LADDER (Direct → MfAM → DfAM) ============ */
.gdfam-page .gdf-ladder { display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin:0 0 10px; }
.gdfam-page .gdf-rung {
  background:#fff;border:1px solid var(--gdf-line);padding:24px 22px;position:relative;
  transition:box-shadow .22s ease,transform .22s ease;
}
.gdfam-page .gdf-rung:first-child { border-radius:var(--gdf-r) 0 0 var(--gdf-r); }
.gdfam-page .gdf-rung:last-child {
  border-radius:0 var(--gdf-r) var(--gdf-r) 0;
  background:linear-gradient(180deg,#f4f8ff,var(--gdf-blue-l));border-color:#c3d8f5;
}
.gdfam-page .gdf-rung + .gdf-rung { border-left:none; }
.gdfam-page .gdf-rung:hover { transform:translateY(-3px);box-shadow:var(--gdf-sh-md);z-index:1; }
/* connector chevron between rungs */
.gdfam-page .gdf-rung:not(:last-child)::after {
  content:"";position:absolute;right:-9px;top:50%;z-index:2;width:10px;height:10px;
  border-top:2px solid var(--gdf-accent);border-right:2px solid var(--gdf-accent);
  transform:translateY(-50%) rotate(45deg);background:var(--gdf-bg);
}
.gdfam-page .gdf-rung:nth-child(2)::after { background:#fff; }
.gdfam-page .gdf-rung .gdf-step {
  font-size:11.5px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--gdf-blue);margin-bottom:8px;display:inline-block;
}
.gdfam-page .gdf-rung h4 { font-size:17.5px;margin-bottom:9px;color:var(--gdf-navy); }
.gdfam-page .gdf-rung p { font-size:14px;color:var(--gdf-muted);line-height:1.68;margin:0; }
.gdfam-page .gdf-rung .gdf-out {
  display:block;margin-top:14px;font-size:13px;font-weight:700;color:var(--gdf-navy);
  padding-top:12px;border-top:1px dashed #dde6f2;
}
.gdfam-page .gdf-ladder-flow {
  display:flex;justify-content:center;gap:8px;margin:16px 0 0;font-size:12.5px;color:var(--gdf-muted);
}
.gdfam-page .gdf-ladder-flow span { color:var(--gdf-accent);font-weight:700; }

/* ============ DECISION TREE ============ */
.gdfam-page .gdf-decide { display:grid;grid-template-columns:1fr 1fr;gap:20px; }
.gdfam-page .gdf-decide-col {
  border-radius:var(--gdf-r);padding:24px;border:1px solid var(--gdf-line);background:#fff;
  box-shadow:var(--gdf-sh-xs);transition:box-shadow .22s ease,transform .22s ease;
}
.gdfam-page .gdf-decide-col:hover { box-shadow:var(--gdf-sh-md);transform:translateY(-2px); }
.gdfam-page .gdf-decide-col.gdf-yes { border-top:3px solid var(--gdf-good); }
.gdfam-page .gdf-decide-col.gdf-no { border-top:3px solid var(--gdf-warn); }
.gdfam-page .gdf-decide-col h4 {
  font-size:16.5px;margin-bottom:5px;display:flex;align-items:center;gap:9px;
}
.gdfam-page .gdf-decide-col.gdf-yes h4::before,
.gdfam-page .gdf-decide-col.gdf-no h4::before {
  content:"";flex:0 0 auto;width:20px;height:20px;border-radius:6px;background-repeat:no-repeat;background-position:center;background-size:12px;
}
.gdfam-page .gdf-decide-col.gdf-yes h4::before {
  background-color:var(--gdf-good);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23ffffff' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 12l5 5L20 6'/%3E%3C/svg%3E");
}
.gdfam-page .gdf-decide-col.gdf-no h4::before {
  background-color:var(--gdf-warn);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23ffffff' stroke-width='3' stroke-linecap='round'%3E%3Cpath d='M6 6l12 12M18 6L6 18'/%3E%3C/svg%3E");
}
.gdfam-page .gdf-decide-col .gdf-sub2 { font-size:13px;color:var(--gdf-muted);margin:0 0 14px; }
.gdfam-page .gdf-decide-col ul { list-style:none;margin:0;padding:0; }
.gdfam-page .gdf-decide-col li {
  font-size:14.5px;color:#33455b;padding:8px 0 8px 28px;position:relative;line-height:1.62;
  border-bottom:1px dashed #eef2f7;
}
.gdfam-page .gdf-decide-col li:last-child { border-bottom:none; }
.gdfam-page .gdf-decide-col.gdf-yes li::before {
  content:"";position:absolute;left:7px;top:.9em;width:7px;height:7px;border-radius:50%;background:var(--gdf-good);
}
.gdfam-page .gdf-decide-col.gdf-no li::before {
  content:"";position:absolute;left:7px;top:.9em;width:7px;height:7px;border-radius:2px;
  background:var(--gdf-warn);transform:rotate(45deg);
}
.gdfam-page .gdf-decide-col .gdf-verdict {
  margin-top:16px;padding:11px 14px;border-radius:9px;font-size:14px;font-weight:700;line-height:1.5;
}
.gdfam-page .gdf-yes .gdf-verdict { background:var(--gdf-good-l);color:#0a5c39; }
.gdfam-page .gdf-no .gdf-verdict { background:var(--gdf-warn-l);color:#8a4708; }

/* ============ WORKFLOW STEPS ============ */
.gdfam-page .gdf-flow { display:grid;grid-template-columns:repeat(4,1fr);gap:14px; }
.gdfam-page .gdf-flow-step {
  background:#fff;border:1px solid var(--gdf-line);border-radius:12px;padding:18px 16px;position:relative;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.gdfam-page .gdf-flow-step:hover { transform:translateY(-3px);box-shadow:var(--gdf-sh-md);border-color:var(--gdf-line-2); }
.gdfam-page .gdf-flow-step .gdf-n {
  display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;
  background:linear-gradient(180deg,var(--gdf-blue),var(--gdf-blue-d));color:#fff;font-size:12.5px;font-weight:800;margin-bottom:10px;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.25);
}
.gdfam-page .gdf-flow-step h4 { font-size:14.5px;margin-bottom:5px;color:var(--gdf-navy); }
.gdfam-page .gdf-flow-step p { font-size:13px;color:var(--gdf-muted);line-height:1.58;margin:0; }

/* ============ DESIGN RULES ============ */
.gdfam-page .gdf-rules { display:grid;grid-template-columns:1fr 1fr;gap:16px; }
.gdfam-page .gdf-rule {
  background:linear-gradient(#fff,#fff) padding-box,
    linear-gradient(180deg,rgba(0,82,204,.5),rgba(0,163,196,.3)) border-box;
  border:1px solid transparent;border-radius:var(--gdf-r);padding:22px 22px 20px;
  box-shadow:var(--gdf-sh-xs);
  transition:transform .22s ease,box-shadow .22s ease;
}
.gdfam-page .gdf-rule:hover { transform:translateY(-3px);box-shadow:var(--gdf-sh-md); }
.gdfam-page .gdf-rule-head { display:flex;align-items:baseline;gap:12px;margin-bottom:9px; }
.gdfam-page .gdf-rule-num {
  flex:0 0 auto;font-size:11px;font-weight:800;letter-spacing:.08em;color:var(--gdf-blue);
  background:linear-gradient(180deg,#fff,var(--gdf-blue-l));
  border:1.5px solid var(--gdf-blue);border-radius:5px;padding:3px 8px;line-height:1.2;
  box-shadow:inset 0 0 0 1.5px #fff;
}
.gdfam-page .gdf-rule h3 { font-size:16.5px;margin:0;color:var(--gdf-navy);line-height:1.35;font-weight:700; }
.gdfam-page .gdf-rule p { font-size:14.5px;color:#3a4c62;margin:0 0 10px;line-height:1.72; }
.gdfam-page .gdf-rule p:last-child { margin-bottom:0; }
.gdfam-page .gdf-rule .gdf-why {
  font-size:13.5px;color:var(--gdf-muted);line-height:1.68;margin:0;padding-top:11px;border-top:1px dashed #dfe8f3;
}
.gdfam-page .gdf-rule .gdf-why b { color:var(--gdf-navy); }

/* ============ PROCESS ACCORDIONS (pure CSS, no JS dependency) ============ */
.gdfam-page .gdf-proc {
  border:1px solid var(--gdf-line);border-radius:var(--gdf-r);overflow:hidden;background:#fff;box-shadow:var(--gdf-sh-sm);
}
.gdfam-page .gdf-proc-item + .gdf-proc-item { border-top:1px solid var(--gdf-line); }
.gdfam-page .gdf-proc-item summary {
  list-style:none;cursor:pointer;padding:17px 20px;display:flex;align-items:center;gap:14px;
  background:#f7f9fc;font-weight:700;color:var(--gdf-navy);font-size:15.5px;transition:background .18s;
}
.gdfam-page .gdf-proc-item summary::-webkit-details-marker { display:none; }
.gdfam-page .gdf-proc-item summary:hover { background:var(--gdf-blue-l); }
.gdfam-page .gdf-proc-item summary::after {
  content:"";margin-left:auto;flex:0 0 auto;width:9px;height:9px;
  border-right:2.2px solid var(--gdf-blue);border-bottom:2.2px solid var(--gdf-blue);
  transform:rotate(45deg) translateY(-3px);transition:transform .25s ease;
}
.gdfam-page .gdf-proc-item[open] summary::after { transform:rotate(-135deg) translateY(-2px); }
.gdfam-page .gdf-proc-item[open] summary { background:var(--gdf-blue-l);border-bottom:1px solid var(--gdf-line); }
.gdfam-page .gdf-proc-item .gdf-proc-tag {
  font-size:11px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;border-radius:5px;padding:3px 9px;line-height:1.3;
}
.gdfam-page .gdf-proc-tag.gdf-pt-fdm   { color:var(--gdf-warn);background:var(--gdf-warn-l);border:1px solid #f0c9a8; }
.gdfam-page .gdf-proc-tag.gdf-pt-sla   { color:var(--gdf-blue);background:var(--gdf-blue-l);border:1px solid #c3d8f5; }
.gdfam-page .gdf-proc-tag.gdf-pt-sls   { color:var(--gdf-good);background:var(--gdf-good-l);border:1px solid #bfe0cf; }
.gdfam-page .gdf-proc-tag.gdf-pt-mjf   { color:#8a4708;background:#fdf3e7;border:1px solid #f0d9b8; }
.gdfam-page .gdf-proc-tag.gdf-pt-metal { color:#fff;background:linear-gradient(180deg,var(--gdf-navy),var(--gdf-navy-2));border:1px solid var(--gdf-navy); }
.gdfam-page .gdf-proc-body {
  max-height:0;overflow:hidden;padding:0 20px;opacity:0;
  transition:max-height .4s ease,opacity .3s ease,padding .4s ease;
}
.gdfam-page .gdf-proc-item[open] .gdf-proc-body { max-height:1500px;padding:20px 20px 22px;opacity:1; }
.gdfam-page .gdf-proc-body p { font-size:14.5px;color:#3a4c62;margin:0 0 14px;line-height:1.72; }
.gdfam-page .gdf-proc-body ul { list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:5px 20px; }
.gdfam-page .gdf-proc-body li {
  font-size:14px;color:#3a4c62;padding:6px 0 6px 22px;position:relative;line-height:1.62;
}
.gdfam-page .gdf-proc-body li::before {
  content:"";position:absolute;left:5px;top:.85em;width:6px;height:6px;border-radius:50%;
  background:linear-gradient(135deg,var(--gdf-accent),var(--gdf-blue));
}

/* ============ DIAGRAM FIGURES ============ */
.gdfam-page .gdf-figure {
  margin:26px auto;background:#fff;border:1px solid var(--gdf-line);border-radius:var(--gdf-r);
  padding:22px;box-shadow:var(--gdf-sh-sm);width:100%;max-width:720px;
}
.gdfam-page svg { max-width:100%;height:auto;display:block; }
.gdfam-page .gdf-figure svg { width:100%;height:auto;display:block; }
.gdfam-page .gdf-figure figcaption {
  font-size:13px;color:var(--gdf-muted);margin-top:14px;line-height:1.68;
  padding-top:12px;border-top:1px dashed #dfe8f3;
}
.gdfam-page .gdf-figure figcaption b { color:var(--gdf-navy); }

/* ============ PHOTO FIGURES ============ */
.gdfam-page figure.gdf-photo {
  width:100%;margin:28px auto;background:#fff;border:1px solid var(--gdf-line);
  border-radius:var(--gdf-r);overflow:hidden;box-shadow:var(--gdf-sh-sm);
  transition:box-shadow .25s ease,transform .25s ease;
}
.gdfam-page figure.gdf-photo.gdf-photo-wide { max-width:920px; }
.gdfam-page figure.gdf-photo.gdf-photo-square { max-width:720px; }
.gdfam-page .gdf-photo:hover {
  box-shadow:var(--gdf-sh-lg);transform:translateY(-4px);
}
.gdfam-page .gdf-photo .gdf-photo-img { display:block;overflow:hidden;background:#f4f7fb; }
.gdfam-page .gdf-photo img {
  width:100%;height:auto;display:block;transition:transform .4s ease;
}
.gdfam-page .gdf-photo:hover img { transform:scale(1.03); }
.gdfam-page .gdf-photo figcaption {
  font-size:13px;color:var(--gdf-muted);padding:14px 18px 16px;
  line-height:1.68;border-top:1px solid #eef2f7;background:#fcfdff;
}
.gdfam-page .gdf-photo figcaption b { color:var(--gdf-navy); }
.gdfam-page .gdf-photo-grid {
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin:28px auto;
  align-items:start;width:100%;max-width:940px;
}
/* Uniform card height: the wrapper div owns the 4:3 frame (aspect-ratio on a
   box, not on the replaced img, because intrinsic img ratios win over the CSS
   aspect-ratio property). The image fills the frame with object-fit cover, so
   the grid never pairs a short photo with a tall one and nothing distorts. */
.gdfam-page .gdf-photo-grid .gdf-photo { margin:0 auto;min-width:0;width:100%;max-width:100%; }
.gdfam-page .gdf-photo-grid .gdf-photo-img { aspect-ratio:4/3; }
.gdfam-page .gdf-photo-grid .gdf-photo img { width:100%;height:100%;object-fit:cover; }

/* ============ RELEASE REFERENCE CARDS ============ */
.gdfam-page .gdf-ref-grid { display:grid;grid-template-columns:repeat(3,1fr);gap:16px; }
.gdfam-page .gdf-ref-card {
  background:#fff;border:1px solid var(--gdf-line);border-radius:12px;padding:20px;
  box-shadow:var(--gdf-sh-xs);transition:box-shadow .22s ease,transform .22s ease;
}
.gdfam-page .gdf-ref-card:hover { box-shadow:var(--gdf-sh-md);transform:translateY(-2px); }
.gdfam-page .gdf-ref-card h4 {
  font-size:12.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--gdf-blue);margin-bottom:12px;
  padding-left:14px;position:relative;font-weight:800;
}
.gdfam-page .gdf-ref-card h4::before {
  content:"";position:absolute;left:0;top:.15em;width:6px;height:14px;border-radius:3px;
  background:linear-gradient(180deg,var(--gdf-blue),var(--gdf-accent));
}
.gdfam-page .gdf-ref-list { margin:0;padding:0; }
/* Reference list only — deliberately plain, non-interactive lines. */
.gdfam-page .gdf-ref-item {
  font-size:14px;color:#3a4c62;padding:7px 0 7px 4px;line-height:1.62;border-bottom:1px dashed #eef2f7;
  position:relative;
}
.gdfam-page .gdf-ref-item::before {
  content:"";position:absolute;left:-3px;top:50%;width:4px;height:4px;border-radius:50%;
  background:var(--gdf-line-2);transform:translateY(-50%);
}
.gdfam-page .gdf-ref-item:last-child { border-bottom:none;padding-bottom:0; }

/* ============ MISTAKES ============ */
.gdfam-page .gdf-mistakes { display:grid;grid-template-columns:1fr 1fr;gap:14px; }
.gdfam-page .gdf-mistake {
  background:#fff;border:1px solid var(--gdf-line);border-left:3px solid var(--gdf-warn);
  border-radius:10px;padding:17px 18px;transition:box-shadow .22s ease,transform .22s ease;
}
.gdfam-page .gdf-mistake:hover { box-shadow:var(--gdf-sh-md);transform:translateY(-2px); }
.gdfam-page .gdf-mistake h4 { font-size:15px;margin-bottom:5px;color:var(--gdf-navy); }
.gdfam-page .gdf-mistake p { font-size:13.8px;color:var(--gdf-muted);margin:0;line-height:1.64; }

/* ============ COST DRIVERS ============ */
.gdfam-page .gdf-cost { display:grid;grid-template-columns:repeat(3,1fr);gap:16px; }
.gdfam-page .gdf-cost-item {
  background:#fff;border:1px solid var(--gdf-line);border-radius:12px;padding:20px;
  box-shadow:var(--gdf-sh-xs);transition:box-shadow .22s ease,transform .22s ease;
}
.gdfam-page .gdf-cost-item:hover { box-shadow:var(--gdf-sh-md);transform:translateY(-2px); }
.gdfam-page .gdf-cost-item .gdf-cost-ico {
  width:36px;height:36px;border-radius:10px;
  background:linear-gradient(135deg,var(--gdf-blue-l),#dbe9fc);color:var(--gdf-blue);
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;margin-bottom:12px;
  border:1px solid #d0e0f7;
}
.gdfam-page .gdf-cost-item h4 { font-size:15px;margin-bottom:5px; }
.gdfam-page .gdf-cost-item p { font-size:13.8px;color:var(--gdf-muted);margin:0;line-height:1.64; }

/* ============ FAQ ============ */
.gdfam-page .gdf-faq { border:1px solid var(--gdf-line);border-radius:var(--gdf-r);overflow:hidden;background:#fff;box-shadow:var(--gdf-sh-sm); }
.gdfam-page .gdf-faq-item + .gdf-faq-item { border-top:1px solid var(--gdf-line); }
.gdfam-page .gdf-faq-item summary {
  list-style:none;cursor:pointer;padding:18px 20px;font-weight:700;color:var(--gdf-navy);
  font-size:15.5px;display:flex;gap:14px;align-items:flex-start;transition:background .18s;
}
.gdfam-page .gdf-faq-item summary::-webkit-details-marker { display:none; }
.gdfam-page .gdf-faq-item summary:hover { background:#f7f9fc; }
.gdfam-page .gdf-faq-item summary::after {
  content:"";margin-left:auto;flex:0 0 auto;width:9px;height:9px;margin-top:6px;
  border-right:2.2px solid var(--gdf-blue);border-bottom:2.2px solid var(--gdf-blue);
  transform:rotate(45deg);transition:transform .25s ease;
}
.gdfam-page .gdf-faq-item[open] summary::after { transform:rotate(-135deg); }
.gdfam-page .gdf-faq-item[open] summary { background:#f7f9fc; }
.gdfam-page .gdf-faq-body {
  max-height:0;overflow:hidden;padding:0 20px;opacity:0;
  transition:max-height .4s ease,opacity .3s ease,padding .4s ease;
}
.gdfam-page .gdf-faq-item[open] .gdf-faq-body { max-height:1200px;padding:2px 20px 20px;opacity:1; }
.gdfam-page .gdf-faq-body p { font-size:15px;color:#3a4c62;margin:0 0 10px;line-height:1.76; }
.gdfam-page .gdf-faq-body p:last-child { margin-bottom:0; }
.gdfam-page .gdf-faq-body ul { list-style:none;margin:0 0 10px;padding:0; }
.gdfam-page .gdf-faq-body li {
  font-size:14.5px;color:#3a4c62;padding:5px 0 5px 24px;position:relative;line-height:1.66;
}
.gdfam-page .gdf-faq-body li::before {
  content:"";position:absolute;left:6px;top:.88em;width:6px;height:6px;border-radius:50%;
  background:linear-gradient(135deg,var(--gdf-blue),var(--gdf-accent));
}

/* ============ CTA BLOCK ============ */
.gdfam-page .gdf-cta-block {
  background-color:#0a1c3a;
  background-image:
    linear-gradient(rgba(124,172,236,.08) 1px,transparent 1px),
    linear-gradient(90deg,rgba(124,172,236,.08) 1px,transparent 1px),
    linear-gradient(135deg,#0a1c3a 0%,#0f2747 45%,#143a6b 100%);
  background-size:40px 40px,40px 40px,auto;
  color:#fff;border-radius:20px;padding:48px 44px;position:relative;overflow:hidden;
  box-shadow:var(--gdf-sh-lg);
}
.gdfam-page .gdf-cta-block::before {
  content:"";position:absolute;width:420px;height:420px;right:-120px;top:-140px;border-radius:50%;
  background:radial-gradient(circle,rgba(0,163,196,.26),transparent 65%);pointer-events:none;
}
.gdfam-page .gdf-cta-block::after {
  content:"";position:absolute;width:340px;height:340px;left:-150px;bottom:-180px;border-radius:50%;
  background:radial-gradient(circle,rgba(0,82,204,.35),transparent 65%);pointer-events:none;
}
.gdfam-page .gdf-cta-block .gdf-wrap-in { position:relative;z-index:1;max-width:720px; }
.gdfam-page .gdf-cta-block h2 { font-size:clamp(24px,2.6vw,30px);font-weight:800;color:#fff;margin:0 0 13px;line-height:1.22;letter-spacing:-.01em; }
.gdfam-page .gdf-cta-block p { font-size:16px;color:#dbe7f7;margin:0 0 24px;line-height:1.74; }
.gdfam-page .gdf-cta-actions { display:flex;gap:12px;flex-wrap:wrap;align-items:center; }
.gdfam-page .gdf-cta-light {
  background:linear-gradient(180deg,#fff,#e8eefb);color:var(--gdf-navy);font-weight:700;
  box-shadow:0 8px 22px rgba(2,10,26,.35);
}
.gdfam-page .gdf-cta-light:hover { background:linear-gradient(180deg,#fff,#dde8fa);transform:translateY(-1px);text-decoration:none;box-shadow:0 12px 28px rgba(2,10,26,.42); }
.gdfam-page .gdf-cta-block .gdf-file-list { margin-top:20px;font-size:13px;color:#9fb3d1;line-height:1.72; }
.gdfam-page .gdf-cta-block .gdf-file-list b { color:#dbe7f7; }

/* ============ TRUST / ENTITY STRIP ============ */
.gdfam-page .gdf-trust { display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:28px; }
.gdfam-page .gdf-trust-item {
  background:#fff;border:1px solid var(--gdf-line);border-radius:12px;padding:18px 20px;
  box-shadow:var(--gdf-sh-xs);transition:box-shadow .22s ease,transform .22s ease;
}
.gdfam-page .gdf-trust-item:hover { box-shadow:var(--gdf-sh-md);transform:translateY(-2px); }
.gdfam-page .gdf-trust-item .gdf-tv {
  font-size:25px;font-weight:800;line-height:1.15;display:block;margin-bottom:6px;
  background:linear-gradient(120deg,var(--gdf-blue) 20%,var(--gdf-accent));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.gdfam-page .gdf-trust-item .gdf-tl { font-size:12.5px;color:var(--gdf-muted);line-height:1.5;display:block; }

/* ============ CERT / COMPLIANCE ============ */
.gdfam-page .gdf-cert { display:grid;grid-template-columns:1fr 1fr;gap:18px; }
.gdfam-page .gdf-cert-col {
  border:1px solid var(--gdf-line);border-radius:12px;background:#fff;padding:22px;box-shadow:var(--gdf-sh-xs);
}
.gdfam-page .gdf-cert-col h4 {
  font-size:12.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--gdf-blue);margin-bottom:13px;font-weight:800;
}
.gdfam-page .gdf-cert-col ul { list-style:none;margin:0;padding:0; }
.gdfam-page .gdf-cert-col li {
  font-size:14.2px;color:#3a4c62;padding:8px 0 8px 22px;line-height:1.6;border-bottom:1px dashed #eef2f7;position:relative;
}
.gdfam-page .gdf-cert-col li::before {
  content:"";position:absolute;left:5px;top:.9em;width:6px;height:6px;border-radius:50%;
  background:linear-gradient(135deg,var(--gdf-good),var(--gdf-accent));
}
.gdfam-page .gdf-cert-col li:last-child { border-bottom:none; }
.gdfam-page .gdf-cert-note { font-size:13px;color:var(--gdf-muted);margin-top:15px;line-height:1.66; }

/* ============ INLINE LINK CARDS (internal linking) ============ */
.gdfam-page .gdf-links { display:grid;grid-template-columns:repeat(4,1fr);gap:14px; }
.gdfam-page .gdf-link {
  display:block;background:#fff;border:1px solid var(--gdf-line);border-radius:12px;padding:18px 20px;
  position:relative;
  transition:box-shadow .2s,transform .2s,border-color .2s;
}
.gdfam-page .gdf-link::after {
  content:"";position:absolute;right:16px;bottom:14px;width:8px;height:8px;
  border-top:2px solid var(--gdf-blue);border-right:2px solid var(--gdf-blue);
  transform:rotate(45deg);opacity:0;transition:opacity .2s,right .2s;
}
.gdfam-page .gdf-link:hover { box-shadow:var(--gdf-sh-md);transform:translateY(-3px);border-color:var(--gdf-line-2);text-decoration:none; }
.gdfam-page .gdf-link:hover::after { opacity:1;right:12px; }
.gdfam-page .gdf-link strong { display:block;font-size:14.5px;color:var(--gdf-navy);margin-bottom:4px;padding-right:6px; }
.gdfam-page .gdf-link span { font-size:13px;color:var(--gdf-muted);line-height:1.55; }

/* ============ AUTHOR / REVIEWER ============ */
.gdfam-page .gdf-author {
  display:flex;gap:16px;align-items:flex-start;background:linear-gradient(180deg,#fff,var(--gdf-blue-l));
  border:1px solid var(--gdf-line);border-radius:12px;padding:18px 20px;
}
.gdfam-page .gdf-author .gdf-av {
  flex:0 0 auto;width:44px;height:44px;border-radius:50%;
  background:linear-gradient(135deg,var(--gdf-blue),var(--gdf-accent));color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;
  box-shadow:0 0 0 3px #fff,0 4px 12px rgba(0,82,204,.3);
}
.gdfam-page .gdf-author .gdf-an { font-size:14.5px;font-weight:700;color:var(--gdf-navy); }
.gdfam-page .gdf-author .gdf-ar { font-size:13px;color:var(--gdf-muted);line-height:1.62;margin-top:3px; }

/* ============ MODAL (CTA) ============ */
#gcqModal {
  display:none;position:fixed;inset:0;z-index:99999;background:rgba(10,20,35,.74);
  align-items:center;justify-content:center;padding:20px;backdrop-filter:blur(4px);
}
#gcqModal .gdf-modal-box {
  position:relative;width:100%;max-width:880px;height:86vh;background:#fff;border-radius:16px;
  overflow:hidden;box-shadow:0 30px 90px rgba(0,0,0,.5);border:1px solid rgba(255,255,255,.14);
}
#gcqModal .gdf-modal-close {
  position:absolute;top:14px;right:16px;z-index:5;width:40px;height:40px;border:none;border-radius:50%;
  background:#0f2747;color:#fff;font-size:22px;line-height:1;cursor:pointer;
  display:flex;align-items:center;justify-content:center;padding:0;
  box-shadow:0 0 0 3px rgba(255,255,255,.6),0 6px 16px rgba(10,20,35,.35);
  -webkit-appearance:none;appearance:none;outline:none;
  transition:background .18s,transform .18s,box-shadow .18s;
}
#gcqModal .gdf-modal-close:hover { background:#0052cc;transform:rotate(90deg);box-shadow:0 0 0 4px rgba(255,255,255,.85),0 6px 18px rgba(10,20,35,.4); }
#gcqModal iframe { width:100%;height:100%;border:0;display:block; }

/* ============ BACK TO TOP ============ */
.gdfam-page .gdf-top {
  position:fixed;right:26px;bottom:26px;z-index:120;width:48px;height:48px;border-radius:50%;
  border:1px solid rgba(255,255,255,.16);cursor:pointer;color:#fff;
  background:linear-gradient(180deg,var(--gdf-navy),var(--gdf-navy-2));
  box-shadow:0 10px 26px rgba(15,39,71,.35);
  display:flex;align-items:center;justify-content:center;
  opacity:0;visibility:hidden;transform:translateY(14px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s,background .18s;
}
.gdfam-page .gdf-top.gdf-show { opacity:1;visibility:visible;transform:translateY(0); }
.gdfam-page .gdf-top:hover { background:linear-gradient(180deg,var(--gdf-blue),var(--gdf-blue-d));transform:translateY(-2px); }

/* ============ RESPONSIVE ============ */
@media (max-width:1024px) {
  .gdfam-page .gdf-hero-grid { grid-template-columns:1fr;gap:30px; }
  .gdfam-page .gdf-hero-visual { order:2; }
  .gdfam-page .gdf-g4, .gdfam-page .gdf-flow, .gdfam-page .gdf-links, .gdfam-page .gdf-trust { grid-template-columns:repeat(2,1fr); }
  .gdfam-page .gdf-g3, .gdfam-page .gdf-ref-grid, .gdfam-page .gdf-cost { grid-template-columns:repeat(2,1fr); }
  .gdfam-page .gdf-ladder { grid-template-columns:1fr; }
  .gdfam-page .gdf-rung { border-radius:var(--gdf-r)!important;border-left:1px solid var(--gdf-line)!important; }
  .gdfam-page .gdf-rung + .gdf-rung { border-top:none; }
  .gdfam-page .gdf-rung:not(:last-child)::after { display:none; }
}
@media (max-width:720px) {
  .gdfam-page .gdf-section { padding:42px 0; }
  .gdfam-page .gdf-hero { padding:44px 0 42px; }
  .gdfam-page .gdf-g2, .gdfam-page .gdf-g3, .gdfam-page .gdf-g4, .gdfam-page .gdf-rules,
  .gdfam-page .gdf-decide, .gdfam-page .gdf-mistakes, .gdfam-page .gdf-cert, .gdfam-page .gdf-flow,
  .gdfam-page .gdf-links, .gdfam-page .gdf-trust, .gdfam-page .gdf-ref-grid, .gdfam-page .gdf-cost {
    grid-template-columns:1fr;
  }
  .gdfam-page .gdf-quick-list { grid-template-columns:1fr; }
  .gdfam-page .gdf-proc-body ul { grid-template-columns:1fr; }
  .gdfam-page .gdf-cta-block { padding:32px 22px; }
  .gdfam-page .gdf-cta-actions .gdf-btn { width:100%; }
  .gdfam-page .gdf-table { font-size:13px;min-width:560px; }
  .gdfam-page .gdf-top { right:16px;bottom:16px;width:44px;height:44px; }
  .gdfam-page .gdf-hero h1 { font-size:clamp(28px,7vw,34px); }
}
@media (max-width:900px) {
  .gdfam-page figure.gdf-photo.gdf-photo-wide { max-width:100%; }
  .gdfam-page figure.gdf-photo.gdf-photo-square { max-width:640px; }
}
@media (max-width:720px) {
  .gdfam-page .gdf-photo-grid { grid-template-columns:1fr;gap:18px; }
  .gdfam-page figure.gdf-photo.gdf-photo-square { max-width:100%; }
}

/* ============ REDUCED MOTION ============ */
@media (prefers-reduced-motion:reduce) {
  html { scroll-behavior:auto; }
  .gdfam-page *, .gdfam-page *::before, .gdfam-page *::after {
    animation:none!important;
    transition:none!important;
  }
}

/* ============ PRINT (release reference as PDF) ============ */
@media print {
  .gdfam-page .gdf-subnav,
  .gdfam-page .gdf-hero-cta,
  .gdfam-page .gdf-cta-block,
  .gdfam-page .gdf-top,
  .gdfam-page .gdf-progress,
  #gcqModal { display:none!important; }
  .gdfam-page .gdf-section { padding:16px 0;break-inside:avoid; }
  .gdfam-page .gdf-section::before { display:none; }
  .gdfam-page { font-size:11pt; }
}