/* ════════════════════════════════════════════════════════════════════
   RING-SYNC — Shared site styles
   Theme: "Digital Glass" (high-contrast light interface)
   Palette:
     --canvas   #F0F4F8  Frosted Glass
     --silver   #DCE3EB  Liquid Silver (borders/dividers)
     --violet   #6366F1  Prism Violet (action accent)
     --slate    #1E293B  Midnight Slate (text/headers)
     --white    #FFFFFF  Pure White (card surfaces)
   Loaded by every page in the marketing site (index + nav pages).
   The inject/ widget has its own scoped styles and is unaffected.
   ════════════════════════════════════════════════════════════════════ */
:root {
  --canvas: #F0F4F8;
  --silver: #DCE3EB;
  --violet: #6366F1;
  --violet-dark: #4f51d6;
  --slate: #1E293B;
  --slate-soft: #475569;
  --white: #FFFFFF;
  --radius: 5px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--canvas);
  color: var(--slate);
  font-family: "Inter", "Helvetica Neue", Arial, "Open Sans", sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: inherit; text-decoration: none; }
h1, h2, h3 { font-weight: 800; letter-spacing: -0.5px; line-height: 1.08; margin: 0; }

/* ─── Layout helpers ─────────────────────────────────────────────── */
.container { max-width: 1100px; margin: 0 auto; padding: 0 28px; }
.eyebrow {
  font-size: 12px; font-weight: 700; letter-spacing: 2.5px;
  text-transform: uppercase; color: var(--violet);
}

/* ─── Logo (Interlocking Reflection) ─────────────────────────────── */
.logo { display: inline-flex; align-items: center; gap: 12px; }
.logo svg { display: block; flex: none; }
.logo-word {
  font-size: 24px; font-weight: 800; letter-spacing: -0.5px; color: var(--slate);
  white-space: nowrap;
}

/* ─── Buttons ────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  font-family: inherit; font-size: 15px; font-weight: 600;
  padding: 12px 22px; border-radius: var(--radius);
  border: 1.5px solid transparent; cursor: pointer;
  transition: background .15s, border-color .15s, transform .12s, box-shadow .15s;
  white-space: nowrap;
}
.btn-primary {
  background: var(--violet); color: #fff; border-color: var(--violet);
  box-shadow: 0 6px 18px -6px rgba(99,102,241,.55);
}
.btn-primary:hover { background: var(--violet-dark); border-color: var(--violet-dark); transform: translateY(-1px); }
.btn-ghost { background: transparent; color: var(--violet); border-color: var(--violet); }
.btn-ghost:hover { background: rgba(99,102,241,.08); }
.btn-light { background: var(--white); color: var(--slate); border-color: var(--silver); }
.btn-light:hover { border-color: var(--violet); color: var(--violet); }
.btn-onslate { background: #fff; color: var(--slate); border-color: #fff; }
.btn-onslate:hover { transform: translateY(-1px); }

/* ─── Header ─────────────────────────────────────────────────────── */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(240,244,248,.78);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid var(--silver);
}
.header-inner {
  display: flex; align-items: center; gap: 28px;
  height: 74px; max-width: 1180px; margin: 0 auto; padding: 0 28px;
}
.main-nav { display: flex; gap: 30px; margin: 0 auto; }
.main-nav a {
  font-size: 15px; font-weight: 500; color: var(--slate);
  padding: 6px 0; position: relative; transition: color .15s;
}
.main-nav a:hover, .main-nav a.active { color: var(--violet); }
.main-nav a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 2px;
  background: var(--violet); transform: scaleX(0); transform-origin: left;
  transition: transform .18s;
}
.main-nav a:hover::after, .main-nav a.active::after { transform: scaleX(1); }
.header-actions { display: flex; align-items: center; gap: 16px; }
.icon-btn {
  display: inline-grid; place-items: center; width: 38px; height: 38px;
  border-radius: 50%; color: var(--slate-soft); transition: background .15s, color .15s;
}
.icon-btn:hover { background: var(--white); color: var(--violet); }
.nav-toggle { display: none; }

/* ─── Hero (home) ────────────────────────────────────────────────── */
.hero {
  position: relative; overflow: hidden;
  background:
    radial-gradient(900px 480px at 50% -8%, rgba(99,102,241,.10), transparent 70%),
    linear-gradient(180deg, var(--white) 0%, var(--canvas) 100%);
  border-bottom: 1px solid var(--silver);
}
.hero-inner { padding: 96px 0 84px; text-align: center; }
.hero h1 { font-size: clamp(40px, 7vw, 78px); letter-spacing: -2px; max-width: 14ch; margin: 0 auto; }
.hero p.lede {
  font-size: clamp(17px, 2.2vw, 21px); color: var(--slate-soft);
  max-width: 640px; margin: 26px auto 0; line-height: 1.5;
}
.hero-cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-top: 38px; }
.trust {
  margin-top: 22px; font-size: 13px; color: var(--slate-soft);
  display: flex; gap: 8px; align-items: center; justify-content: center;
}
.trust .dot { width: 5px; height: 5px; border-radius: 50%; background: var(--violet); }

/* ─── Page hero (interior pages) ─────────────────────────────────── */
.page-hero {
  background:
    radial-gradient(760px 360px at 50% -20%, rgba(99,102,241,.10), transparent 70%),
    linear-gradient(180deg, var(--white) 0%, var(--canvas) 100%);
  border-bottom: 1px solid var(--silver);
}
.page-hero .container { padding-top: 76px; padding-bottom: 64px; text-align: center; }
.page-hero h1 { font-size: clamp(34px, 5.5vw, 60px); letter-spacing: -1.5px; margin: 16px auto 0; max-width: 18ch; }
.page-hero p.lede {
  font-size: clamp(16px, 2vw, 20px); color: var(--slate-soft);
  max-width: 680px; margin: 20px auto 0; line-height: 1.55;
}
.page-hero .hero-cta { margin-top: 32px; }

/* ─── Logo variants strip ────────────────────────────────────────── */
.logo-board { margin-top: 64px; display: flex; gap: 18px; justify-content: center; flex-wrap: wrap; }
.logo-tile {
  background: var(--white); border: 1px solid var(--silver); border-radius: var(--radius);
  width: 150px; padding: 22px 16px 14px; text-align: center;
  transition: border-color .15s, box-shadow .15s, transform .12s;
}
.logo-tile:hover { border-color: var(--violet); box-shadow: 0 10px 30px -16px rgba(30,41,59,.35); transform: translateY(-2px); }
.logo-tile .swatch { height: 56px; display: grid; place-items: center; }
.logo-tile .label { font-size: 12px; color: var(--slate-soft); margin-top: 12px; letter-spacing: .3px; }

/* ─── Generic section ────────────────────────────────────────────── */
section.block { padding: 88px 0; }
section.block.tight { padding: 64px 0; }
.section-head { max-width: 720px; margin: 0 auto 52px; text-align: center; }
.section-head.left { margin-left: 0; text-align: left; }
.section-head h2 { font-size: clamp(28px, 4vw, 42px); letter-spacing: -1px; margin-top: 14px; }
.section-head p { color: var(--slate-soft); font-size: 17px; margin: 16px 0 0; }
.band-white { background: var(--white); border-top: 1px solid var(--silver); border-bottom: 1px solid var(--silver); }

/* ─── Steps ──────────────────────────────────────────────────────── */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.step {
  background: var(--white); border: 1px solid var(--silver); border-radius: var(--radius);
  padding: 30px 26px; position: relative;
}
.step .num {
  width: 38px; height: 38px; border-radius: var(--radius);
  background: rgba(99,102,241,.10); color: var(--violet);
  display: grid; place-items: center; font-weight: 800; font-size: 16px; margin-bottom: 18px;
}
.step h3 { font-size: 19px; }
.step p { color: var(--slate-soft); font-size: 15px; margin: 10px 0 0; }
code.snip, .step code {
  display: inline-block; margin-top: 14px; font-size: 12.5px;
  background: var(--canvas); border: 1px solid var(--silver); border-radius: 4px;
  padding: 4px 8px; color: var(--slate); font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
}

/* ─── Code block ─────────────────────────────────────────────────── */
.codeblock {
  background: var(--slate); color: #e8edf6; border-radius: var(--radius);
  padding: 20px 22px; font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
  font-size: 13.5px; line-height: 1.7; overflow-x: auto; border: 1px solid #2b3a52;
}
.codeblock .c-tag { color: #c7cdf7; }
.codeblock .c-attr { color: #8be0c4; }
.codeblock .c-str { color: #f3d39b; }
.codeblock .c-com { color: #6b7a93; }

/* ─── Features grid ──────────────────────────────────────────────── */
.feature-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--silver);
  border: 1px solid var(--silver); border-radius: var(--radius); overflow: hidden;
}
.feature { background: var(--white); padding: 30px 28px; }
.feature .ico {
  width: 42px; height: 42px; border-radius: var(--radius); display: grid; place-items: center;
  background: rgba(99,102,241,.10); color: var(--violet); margin-bottom: 16px;
}
.feature h3 { font-size: 17px; }
.feature p { color: var(--slate-soft); font-size: 14.5px; margin: 8px 0 0; }

/* ─── Surfaces / cards ───────────────────────────────────────────── */
.surfaces { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.surface-card {
  background: var(--white); border: 1px solid var(--silver); border-radius: var(--radius);
  padding: 28px 26px; display: flex; flex-direction: column;
  transition: border-color .15s, box-shadow .15s, transform .12s;
}
.surface-card:hover { border-color: var(--violet); box-shadow: 0 16px 40px -22px rgba(30,41,59,.4); transform: translateY(-2px); }
.surface-card .ico {
  width: 44px; height: 44px; border-radius: var(--radius); display: grid; place-items: center;
  background: rgba(99,102,241,.10); color: var(--violet); margin-bottom: 16px;
}
.surface-card h3 { font-size: 19px; }
.surface-card p { color: var(--slate-soft); font-size: 15px; margin: 10px 0 20px; flex: 1; }
.surface-card .go { font-size: 14px; font-weight: 600; color: var(--violet); }

/* ─── Audience split (manufacturer / jeweller) ───────────────────── */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.audience {
  background: var(--white); border: 1px solid var(--silver); border-radius: var(--radius);
  padding: 34px 32px; position: relative; overflow: hidden;
}
.audience::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--violet);
}
.audience .tag {
  display: inline-flex; align-items: center; gap: 8px; font-size: 12px; font-weight: 700;
  letter-spacing: 1.5px; text-transform: uppercase; color: var(--violet); margin-bottom: 14px;
}
.audience h3 { font-size: 23px; letter-spacing: -.5px; }
.audience > p { color: var(--slate-soft); font-size: 15.5px; margin: 12px 0 18px; }
.checklist { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.checklist li { display: flex; gap: 11px; font-size: 15px; color: var(--slate); align-items: flex-start; }
.checklist li svg { flex: none; color: var(--violet); margin-top: 3px; }

/* ─── Stats row ──────────────────────────────────────────────────── */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.stat { text-align: center; }
.stat .big { font-size: clamp(34px, 5vw, 50px); font-weight: 900; letter-spacing: -1.5px; color: var(--slate); line-height: 1; }
.stat .big .u { color: var(--violet); }
.stat .lbl { color: var(--slate-soft); font-size: 14px; margin-top: 10px; }

/* ─── Pricing plans ──────────────────────────────────────────────── */
.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; align-items: stretch; }
.plan {
  background: var(--white); border: 1px solid var(--silver); border-radius: var(--radius);
  padding: 32px 30px; display: flex; flex-direction: column;
  transition: border-color .15s, box-shadow .15s, transform .12s;
}
.plan:hover { box-shadow: 0 16px 40px -24px rgba(30,41,59,.4); transform: translateY(-2px); }
.plan.featured { border-color: var(--violet); box-shadow: 0 18px 50px -26px rgba(99,102,241,.6); }
.plan .badge {
  align-self: flex-start; font-size: 11px; font-weight: 700; letter-spacing: 1px; text-transform: uppercase;
  color: #fff; background: var(--violet); border-radius: 999px; padding: 4px 11px; margin-bottom: 14px;
}
.plan h3 { font-size: 21px; }
.plan .price { margin: 16px 0 4px; }
.plan .price .amt { font-size: 42px; font-weight: 900; letter-spacing: -1.5px; color: var(--slate); }
.plan .price .per { color: var(--slate-soft); font-size: 15px; }
.plan .desc { color: var(--slate-soft); font-size: 14.5px; min-height: 44px; }
.plan ul { list-style: none; margin: 22px 0 26px; padding: 22px 0 0; border-top: 1px solid var(--silver); display: grid; gap: 12px; flex: 1; }
.plan ul li { display: flex; gap: 10px; font-size: 14.5px; align-items: flex-start; }
.plan ul li svg { flex: none; color: var(--violet); margin-top: 3px; }
.plan .btn { width: 100%; }

/* ─── FAQ / details ──────────────────────────────────────────────── */
.faq { max-width: 800px; margin: 0 auto; display: grid; gap: 12px; }
.faq details {
  background: var(--white); border: 1px solid var(--silver); border-radius: var(--radius); padding: 4px 22px;
}
.faq summary {
  list-style: none; cursor: pointer; font-weight: 600; font-size: 16.5px; color: var(--slate);
  padding: 18px 0; display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary .chev { flex: none; color: var(--violet); transition: transform .2s; }
.faq details[open] summary .chev { transform: rotate(180deg); }
.faq details p { color: var(--slate-soft); font-size: 15px; margin: 0 0 20px; }

/* ─── Callout panel ──────────────────────────────────────────────── */
.callout {
  background: var(--white); border: 1px solid var(--silver); border-left: 4px solid var(--violet);
  border-radius: var(--radius); padding: 26px 28px;
}
.callout h3 { font-size: 19px; }
.callout p { color: var(--slate-soft); font-size: 15px; margin: 10px 0 0; }

/* ─── Contact methods ────────────────────────────────────────────── */
.contact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.contact-card {
  background: var(--white); border: 1px solid var(--silver); border-radius: var(--radius);
  padding: 28px 26px; text-align: center;
}
.contact-card .ico {
  width: 46px; height: 46px; border-radius: var(--radius); display: grid; place-items: center; margin: 0 auto 16px;
  background: rgba(99,102,241,.10); color: var(--violet);
}
.contact-card h3 { font-size: 18px; }
.contact-card p { color: var(--slate-soft); font-size: 14.5px; margin: 8px 0 14px; }
.contact-card a.link { font-weight: 600; color: var(--violet); font-size: 15px; }

/* ─── Case study ─────────────────────────────────────────────────── */
.case {
  background: var(--white); border: 1px solid var(--silver); border-radius: var(--radius);
  padding: 38px 36px; display: grid; grid-template-columns: 1fr 1.4fr; gap: 40px; align-items: center;
}
.case + .case { margin-top: 22px; }
.case .meta .kicker { font-size: 12px; font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase; color: var(--violet); }
.case .meta h3 { font-size: 26px; letter-spacing: -.5px; margin: 12px 0 14px; }
.case .meta p { color: var(--slate-soft); font-size: 15px; margin: 0 0 20px; }
.case .casestats { display: flex; gap: 28px; flex-wrap: wrap; }
.case .casestats .big { font-size: 30px; font-weight: 900; letter-spacing: -1px; color: var(--slate); line-height: 1; }
.case .casestats .lbl { font-size: 13px; color: var(--slate-soft); margin-top: 6px; }
.case .quote {
  font-family: Georgia, "Times New Roman", serif; font-size: 19px; line-height: 1.5; color: var(--slate);
}
.case .quote .who { display: block; font-family: "Inter", sans-serif; font-size: 13.5px; color: var(--slate-soft); margin-top: 16px; font-style: normal; }

/* ─── CTA band ───────────────────────────────────────────────────── */
.cta-band {
  background:
    radial-gradient(700px 380px at 80% -40%, rgba(99,102,241,.18), transparent 70%),
    var(--slate);
  color: #fff;
}
.cta-band .container { padding-top: 80px; padding-bottom: 80px; text-align: center; }
.cta-band h2 { font-size: clamp(28px, 4vw, 44px); letter-spacing: -1px; color: #fff; }
.cta-band p { color: rgba(255,255,255,.72); font-size: 18px; max-width: 560px; margin: 18px auto 34px; }

/* ─── Footer ─────────────────────────────────────────────────────── */
.site-footer { background: var(--white); border-top: 1px solid var(--silver); padding: 56px 0 36px; }
.footer-top { display: flex; justify-content: space-between; gap: 40px; flex-wrap: wrap; }
.footer-brand { max-width: 300px; }
.footer-brand p { color: var(--slate-soft); font-size: 14px; margin: 16px 0 0; }
.footer-cols { display: flex; gap: 64px; flex-wrap: wrap; }
.footer-col h4 { font-size: 12px; letter-spacing: 1.5px; text-transform: uppercase; color: var(--slate-soft); margin: 0 0 14px; font-weight: 700; }
.footer-col a { display: block; font-size: 14.5px; color: var(--slate); padding: 5px 0; transition: color .15s; }
.footer-col a:hover { color: var(--violet); }
.footer-bottom {
  margin-top: 44px; padding-top: 24px; border-top: 1px solid var(--silver);
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  font-size: 13px; color: var(--slate-soft);
}

/* ─── Responsive ─────────────────────────────────────────────────── */
@media (max-width: 880px) {
  .steps, .feature-grid, .surfaces, .split, .plans, .contact-grid { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); gap: 32px 22px; }
  .case { grid-template-columns: 1fr; gap: 24px; }
  .main-nav, .header-actions .btn-ghost { display: none; }
  .nav-toggle {
    display: inline-grid; place-items: center; margin-left: auto;
    width: 40px; height: 40px; border: 1px solid var(--silver); border-radius: var(--radius);
    background: var(--white); color: var(--slate);
  }
  .header-inner { gap: 14px; }
}
@media (max-width: 520px) {
  .logo-word { font-size: 20px; }
  .hero-inner { padding: 64px 0 56px; }
  section.block { padding: 60px 0; }
}