/* ---------------------------------------------------------------------
   HTS Estimate Calculator: shared component styles.
   Loaded by BOTH index.html (full standalone page) and embed.html
   (leaner iframe-embeddable widget). Page-only chrome (topbar, hero,
   intent cards, footer) stays inline in index.html. It doesn't belong
   here since embed.html never uses it. If you change calculator
   behavior/appearance, edit this one file, not two.
--------------------------------------------------------------------- */
:root {
  --navy: #0A2540; --navy-2: #122F4F; --navy-deep: #061829;
  --cyan: #00C2FF; --cyan-glow: rgba(0,194,255,0.35); --cyan-soft: rgba(0,194,255,0.10);
  --off: #F2F6FA; --body: rgba(255,255,255,0.78); --muted: rgba(255,255,255,0.55);
  --line: rgba(255,255,255,0.14);
  --amber: #F5B942; --amber-soft: rgba(245,185,66,0.10);
  --serif: 'Instrument Serif', 'Times New Roman', Georgia, serif;
  --sans: 'DM Sans', system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans); color: var(--body); background: var(--navy);
  background: linear-gradient(180deg, var(--navy-deep) 0%, var(--navy) 22%, var(--navy) 78%, var(--navy-deep) 100%);
  line-height: 1.55; -webkit-font-smoothing: antialiased;
}
::selection { background: var(--cyan); color: var(--navy); }
a { color: var(--cyan); }
.wrap { max-width: 720px; margin: 0 auto; padding: 0 22px; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }

/* Calculator shell */
.calc { padding: 4px 0 10px; display: none; }
.calc.show { display: block; }
.calc-head { padding: 8px 0 18px; }
.calc-head h2 { font-family: var(--serif); font-weight: 400; font-size: 1.5rem; color: var(--off); }
.calc-head p { font-size: 0.9rem; margin-top: 6px; }
.calc-head p.meta { font-size: 0.85rem; color: var(--muted); margin-top: 10px; }
.calc-head p.meta strong { color: var(--off); font-weight: 500; }
.back-link { display: inline-block; margin-bottom: 14px; font-size: 0.82rem; color: var(--muted); text-decoration: none; }
.back-link:hover { color: var(--cyan); }

.cat-card {
  border: 1px solid var(--line); border-radius: 14px; margin-bottom: 12px; overflow: hidden;
  background: linear-gradient(160deg, rgba(255,255,255,0.03), rgba(255,255,255,0.008));
  transition: border-color 0.18s ease;
}
.cat-card.active { border-color: rgba(0,194,255,0.4); }
.cat-toggle {
  display: flex; align-items: center; gap: 14px; padding: 18px 20px; cursor: pointer;
}
.cat-toggle input { accent-color: var(--cyan); width: 19px; height: 19px; flex: none; }
.cat-toggle .txt h2 { font-family: var(--sans); font-size: 1rem; font-weight: 500; color: var(--off); }
.cat-toggle .txt p { font-size: 0.82rem; color: var(--muted); margin-top: 2px; }
.cat-toggle .range { margin-left: auto; text-align: right; font-family: var(--serif); font-style: italic; color: var(--muted); font-size: 0.92rem; white-space: nowrap; }

.subq { display: none; padding: 0 20px 20px; border-top: 1px solid var(--line); }
.cat-card.active .subq { display: block; padding-top: 16px; }
.subq .qlabel { font-size: 0.78rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--cyan); font-weight: 500; margin-bottom: 10px; }
.opts { display: flex; flex-direction: column; gap: 8px; }
.opt {
  display: flex; align-items: flex-start; gap: 12px; padding: 12px 14px;
  border: 1px solid var(--line); border-radius: 10px; cursor: pointer;
  transition: border-color 0.18s ease, background 0.18s ease; font-size: 0.92rem;
}
.opt:hover { border-color: rgba(0,194,255,0.45); }
.opt input { accent-color: var(--cyan); margin-top: 3px; flex: none; }
.opt.sel { border-color: var(--cyan); background: var(--cyan-soft); color: var(--off); }
.opt .odesc { display: block; margin-top: 2px; color: var(--muted); font-size: 0.82rem; }
.opt .oprice { display: block; margin-top: 4px; color: var(--cyan); font-family: var(--serif); font-style: italic; font-size: 0.98rem; }
.opt .oflag { display: inline-block; margin-top: 6px; font-size: 0.68rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--amber); border: 1px solid rgba(245,185,66,0.4); background: var(--amber-soft); padding: 2px 7px; border-radius: 999px; }

/* Optional add-ons block (websites_landing_pages, v3): stacks on top of
   whichever sub-tier is selected above it, visually separated so it
   reads as "extra," not part of the base tier price. */
.addons-block { margin-top: 18px; padding-top: 16px; border-top: 1px dashed var(--line); }
.addons-block .addons-label { margin-bottom: 8px; }

.engines { padding: 6px 0; }
.engines h2, .retainer h2 { font-family: var(--serif); font-weight: 400; font-size: 1.2rem; color: var(--off); margin: 22px 0 4px; }
.engines p.sub, .retainer p.sub { font-size: 0.85rem; color: var(--muted); margin-bottom: 12px; }

.low-conf-note {
  display: none; margin-top: 16px; padding: 14px 16px; border-radius: 10px;
  border: 1px solid var(--cyan-glow); background: var(--cyan-soft); font-size: 0.82rem; color: var(--off);
}
.low-conf-note.show { display: block; }

.catchall-note {
  margin-top: 16px; padding: 14px 16px; border-radius: 10px;
  border: 1px solid var(--line); font-size: 0.82rem; color: var(--muted);
}

.tally {
  position: sticky; bottom: 0; margin-top: 24px; z-index: 5;
  background: linear-gradient(180deg, rgba(6,24,41,0.88), rgba(6,24,41,0.97));
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  border-top: 1px solid rgba(0,194,255,0.35);
}
.tally .wrap { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding-top: 14px; padding-bottom: 14px; flex-wrap: wrap; }
.tally .cell { display: flex; flex-direction: column; }
.tally .cell .n { font-family: var(--serif); font-style: italic; font-size: 1.5rem; color: var(--off); line-height: 1.05; }
.tally .cell .n.hot { color: var(--cyan); }
.tally .cell .l { font-size: 0.66rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
.tally .jump { display: inline-flex; align-items: center; gap: 6px; background: var(--cyan); color: var(--navy); font-weight: 700; font-size: 0.88rem; border: 0; border-radius: 999px; padding: 12px 22px; cursor: pointer; text-decoration: none; white-space: nowrap; }

.gate { padding: 30px 0 10px; border-top: 1px solid var(--line); margin-top: 30px; }
.gate-card {
  border: 1px solid rgba(0,194,255,0.4); border-radius: 16px; padding: 26px 24px;
  background: linear-gradient(165deg, rgba(0,194,255,0.09), rgba(255,255,255,0.015) 55%);
}
.gate-card h3 { font-family: var(--serif); font-weight: 400; font-size: 1.4rem; color: var(--off); margin-bottom: 8px; }
.gate-card p { font-size: 0.92rem; margin-bottom: 16px; }
.gate-card .empty-note { font-size: 0.88rem; color: var(--muted); font-style: italic; }
.gate form { display: flex; flex-direction: column; gap: 10px; margin-top: 6px; }
.gate input {
  font-family: var(--sans); font-size: 1rem; color: var(--off);
  background: rgba(255,255,255,0.05); border: 1px solid var(--line); border-radius: 12px;
  padding: 13px 18px; width: 100%;
}
.gate input:focus { outline: 2px solid var(--cyan); outline-offset: 1px; border-color: transparent; }
.gate .fine { font-size: 0.75rem; color: var(--muted); margin-top: 4px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  background: var(--cyan); color: var(--navy); font-weight: 700; font-size: 1rem;
  border: 0; border-radius: 999px; padding: 16px 34px; cursor: pointer; width: 100%;
  transition: transform 0.15s ease, box-shadow 0.15s ease; text-decoration: none;
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 10px 30px var(--cyan-glow); }
.btn:active { transform: translateY(1px); box-shadow: none; }
.btn[disabled] { opacity: 0.5; cursor: not-allowed; transform: none; box-shadow: none; }

.result { display: none; padding: 8px 0 30px; }
.result.show { display: block; }
.result-card {
  border: 1px solid rgba(0,194,255,0.4); border-radius: 16px; padding: 28px 24px;
  background: linear-gradient(165deg, rgba(0,194,255,0.09), rgba(255,255,255,0.015) 55%);
}
.result-card h3 { font-family: var(--serif); font-weight: 400; font-size: 1.6rem; color: var(--off); margin-bottom: 10px; }
.result-card h3 em { font-style: italic; color: var(--cyan); }
.result-card p { font-size: 0.96rem; margin-bottom: 10px; }
.result-card .assume { font-size: 0.78rem; color: var(--muted); }
.cta-row { display: flex; flex-direction: column; gap: 10px; margin-top: 16px; }
.textlink { display: inline-flex; align-items: center; justify-content: center; color: var(--body); font-size: 0.9rem; text-decoration: underline; text-underline-offset: 3px; padding: 8px 2px; }
.textlink:hover { color: var(--cyan); }
.err-note { display: none; margin-top: 10px; font-size: 0.85rem; color: var(--amber); }
.err-note.show { display: block; }

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }