/* ============================================
   RYDO DYGNOSTIX — design tokens
   Color: teal (brand), deep teal (ink-adjacent),
   leaf green (accent/positive), warm ink, mist bg
   Type: Sora (display) + Inter (body) + IBM Plex Mono (data/report figures)
   ============================================ */

:root {
  --teal: #168A9E;
  --teal-deep: #0A4F61;
  --teal-pale: #E4F2F3;
  --green: #6FBE44;
  --green-deep: #4D8F2C;
  --ink: #1E2A2E;
  --ink-soft: #5C6C70;
  --bg: #F6FAF9;
  --card: #FFFFFF;
  --line: #DCE9E8;
  --danger: #C84B3A;

  --font-display: "Sora", "Inter", sans-serif;
  --font-body: "Inter", sans-serif;
  --font-mono: "IBM Plex Mono", monospace;

  --radius: 14px;
  --shadow: 0 8px 24px -8px rgba(10, 79, 97, 0.16);
  --shadow-lg: 0 20px 48px -16px rgba(10, 79, 97, 0.22);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--bg);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  margin: 0;
  letter-spacing: -0.01em;
  color: var(--teal-deep);
}

p { margin: 0; }

.wrap {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green-deep);
  font-weight: 600;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 999px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  border: 1.5px solid transparent;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.btn:focus-visible {
  outline: 3px solid var(--green);
  outline-offset: 2px;
}
.btn-primary {
  background: var(--teal);
  color: #fff;
  box-shadow: var(--shadow);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.btn-secondary {
  background: transparent;
  border-color: var(--teal);
  color: var(--teal-deep);
}
.btn-secondary:hover { background: var(--teal-pale); }
.btn-light {
  background: #fff;
  color: var(--teal-deep);
}
.btn-light:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }

/* ---------- header ---------- */
header.site {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(246, 250, 249, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}
.brand img.logo-full { height: 50px; width: auto; }
.brand-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  color: var(--teal-deep);
  line-height: 1.1;
}
.brand-text span {
  display: block;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--ink-soft);
  font-weight: 500;
  text-transform: uppercase;
}
nav.links {
  display: flex;
  align-items: center;
  gap: 30px;
}
nav.links a {
  font-size: 14.5px;
  font-weight: 600;
  color: var(--ink-soft);
  position: relative;
  padding: 4px 0;
}
nav.links a:hover, nav.links a.active { color: var(--teal-deep); }
nav.links a.active::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--green);
  border-radius: 2px;
}
.nav-cta { display: flex; align-items: center; gap: 14px; }
.call-chip {
  display: flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--teal-deep);
  font-weight: 600;
}
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--teal-deep);
  margin: 5px 0;
  border-radius: 2px;
}

@media (max-width: 860px) {
  nav.links { display: none; }
  .nav-cta .btn-secondary { display: none; }
  .menu-toggle { display: block; }
  body.nav-open nav.links {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 76px;
    left: 0; right: 0;
    background: #fff;
    padding: 18px 24px 24px;
    border-bottom: 1px solid var(--line);
    gap: 18px;
  }
}

/* ---------- hero / flow signature ---------- */
.hero {
  position: relative;
  padding: 70px 0 40px;
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 40px;
  align-items: center;
}
.hero h1 {
  font-size: clamp(34px, 4.4vw, 54px);
  line-height: 1.08;
  margin: 14px 0 18px;
}
.hero h1 em {
  font-style: normal;
  color: var(--green-deep);
}
.hero p.lede {
  font-size: 17.5px;
  color: var(--ink-soft);
  max-width: 480px;
  margin-bottom: 28px;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 30px; }

.trust-strip {
  display: flex;
  gap: 26px;
  flex-wrap: wrap;
  font-size: 13.5px;
  color: var(--ink-soft);
  font-weight: 600;
}
.trust-strip span { display: flex; align-items: center; gap: 7px; }
.trust-strip svg { color: var(--green-deep); flex-shrink: 0; }

/* flow path signature element */
.flow-stage {
  position: relative;
  height: 420px;
}
.flow-stage svg.path-svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.flow-path {
  fill: none;
  stroke: url(#flowGradient);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-dasharray: 10 10;
  animation: dashflow 3.2s linear infinite;
}
@keyframes dashflow { to { stroke-dashoffset: -200; } }

.flow-node {
  position: absolute;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-align: center;
  width: 130px;
}
.flow-node .icon-ring {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: #fff;
  border: 1.5px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow);
  color: var(--teal);
}
.flow-node .label {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--teal-deep);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.flow-node .sub { font-size: 12px; color: var(--ink-soft); }

.node-1 { top: 18%; left: 2%; }
.node-2 { top: 0%; left: 38%; }
.node-3 { top: 30%; left: 70%; }
.node-4 { top: 64%; left: 38%; }

@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; }
  .flow-stage { height: 320px; }
}

/* ---------- section scaffolding ---------- */
.section { padding: 64px 0; }
.section-head {
  max-width: 620px;
  margin-bottom: 40px;
}
.section-head h2 {
  font-size: clamp(26px, 3vw, 36px);
  margin-top: 10px;
}
.section-head p {
  color: var(--ink-soft);
  margin-top: 12px;
  font-size: 16px;
}
.section.alt { background: var(--teal-pale); }

/* ---------- cards / grids ---------- */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}
@media (max-width: 860px) {
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.card .icon-box {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--teal-pale);
  color: var(--teal);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}
.card h3 { font-size: 18.5px; margin-bottom: 10px; }
.card p { color: var(--ink-soft); font-size: 14.5px; }
.card .meta {
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--green-deep);
  font-weight: 600;
}

/* test list table */
.test-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--card);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.test-table th, .test-table td {
  text-align: left;
  padding: 14px 20px;
  border-bottom: 1px solid var(--line);
  font-size: 14.5px;
}
.test-table th {
  font-family: var(--font-mono);
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  background: var(--teal-pale);
}
.test-table td.price {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--teal-deep);
}
.test-table tr:last-child td { border-bottom: none; }

/* steps */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
@media (max-width: 860px) { .steps { grid-template-columns: 1fr; } }
.step {
  position: relative;
  padding: 26px 20px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.step .num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--green-deep);
  font-weight: 700;
  margin-bottom: 10px;
  display: block;
}
.step h4 { font-size: 16px; margin-bottom: 8px; }
.step p { font-size: 14px; color: var(--ink-soft); }

/* stat strip */
.stat-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
}
@media (max-width: 700px) { .stat-strip { grid-template-columns: repeat(2, 1fr); } }
.stat-strip .num {
  font-family: var(--font-mono);
  font-size: 30px;
  font-weight: 700;
  color: var(--teal-deep);
}
.stat-strip .label { font-size: 13px; color: var(--ink-soft); margin-top: 4px; }

/* CTA band */
.cta-band {
  background: linear-gradient(120deg, var(--teal-deep), var(--teal) 70%, var(--green));
  border-radius: 22px;
  padding: 46px 40px;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
}
.cta-band h3 { color: #fff; font-size: 24px; margin-bottom: 8px; }
.cta-band p { color: rgba(255,255,255,0.85); max-width: 420px; font-size: 14.5px; }

/* footer */
footer.site {
  background: var(--teal-deep);
  color: rgba(255,255,255,0.82);
  padding: 50px 0 24px;
  margin-top: 30px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 30px;
  margin-bottom: 36px;
}
@media (max-width: 860px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
footer.site h5 {
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.55);
  margin-bottom: 14px;
}
footer.site a, footer.site p { font-size: 14px; color: rgba(255,255,255,0.85); }
footer.site .flinks { display: flex; flex-direction: column; gap: 10px; }
footer.site .flinks a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.15);
  padding-top: 20px;
  font-size: 12.5px;
  color: rgba(255,255,255,0.55);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}
.footer-brand { display: flex; align-items: center; margin-bottom: 14px; background: #fff; padding: 10px 16px; border-radius: 10px; display: inline-flex; }
.footer-brand img.logo-full { height: 42px; width: auto; }

/* reveal on scroll */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.in { opacity: 1; transform: translateY(0); }

/* page hero (sub pages) */
.page-hero {
  padding: 50px 0 36px;
  background: var(--teal-pale);
  border-bottom: 1px solid var(--line);
}
.page-hero h1 { font-size: clamp(28px, 3.6vw, 42px); margin-top: 10px; }
.page-hero p { color: var(--ink-soft); max-width: 560px; margin-top: 14px; font-size: 16px; }
.breadcrumb {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--ink-soft);
}
.breadcrumb a { color: var(--teal); }

/* contact page */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}
@media (max-width: 860px) { .contact-grid { grid-template-columns: 1fr; } }
.contact-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px;
}
.contact-card h3 { font-size: 17px; margin-bottom: 16px; }
.contact-row {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 18px;
}
.contact-row .icon-box {
  width: 38px; height: 38px;
  border-radius: 10px;
  background: var(--teal-pale);
  color: var(--teal);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.contact-row .text strong { display: block; font-size: 14.5px; margin-bottom: 2px; }
.contact-row .text span, .contact-row .text a { font-size: 14px; color: var(--ink-soft); }
.contact-row .text a:hover { color: var(--teal-deep); }

.form-field { margin-bottom: 16px; }
.form-field label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 6px;
}
.form-field input, .form-field select, .form-field textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid var(--line);
  border-radius: 10px;
  font-family: var(--font-body);
  font-size: 14.5px;
  background: #fff;
  color: var(--ink);
}
.form-field input[type="file"] {
  padding: 9px 12px;
  font-size: 13.5px;
  cursor: pointer;
}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
  outline: none;
  border-color: var(--teal);
}
.form-note {
  font-size: 12.5px;
  color: var(--ink-soft);
  margin-top: 10px;
}

/* about page */
.value-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; margin-top: 10px; }
@media (max-width: 700px) { .value-list { grid-template-columns: 1fr; } }
.value-item { display: flex; gap: 14px; align-items: flex-start; }
.value-item .icon-box {
  width: 40px; height: 40px; border-radius: 10px;
  background: var(--teal-pale); color: var(--teal);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.value-item h4 { font-size: 15.5px; margin-bottom: 4px; }
.value-item p { font-size: 13.5px; color: var(--ink-soft); }

/* order search & tabs */
.order-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 22px;
  border-bottom: 1.5px solid var(--line);
}
.order-tab-btn {
  padding: 10px 16px;
  border: none;
  background: none;
  cursor: pointer;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 14.5px;
  color: var(--ink-soft);
  border-bottom: 2.5px solid transparent;
  margin-bottom: -1.5px;
}
.order-tab-btn.active {
  color: var(--teal-deep);
  border-bottom-color: var(--teal);
}
.search-wrap { position: relative; }
.search-results {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  right: 0;
  background: #fff;
  border: 1.5px solid var(--line);
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  max-height: 240px;
  overflow-y: auto;
  z-index: 30;
  display: none;
}
.search-results.show { display: block; }
.search-result-item {
  padding: 12px 16px;
  font-size: 14.5px;
  cursor: pointer;
  border-bottom: 1px solid var(--line);
}
.search-result-item:last-child { border-bottom: none; }
.search-result-item:hover { background: var(--teal-pale); }
.search-empty {
  padding: 12px 16px;
  font-size: 13.5px;
  color: var(--ink-soft);
}
.chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}
.chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: var(--teal-pale);
  color: var(--teal-deep);
  padding: 7px 8px 7px 14px;
  border-radius: 999px;
  font-size: 13.5px;
  font-weight: 600;
}
.chip button {
  background: rgba(10, 79, 97, 0.12);
  border: none;
  cursor: pointer;
  color: var(--teal-deep);
  font-size: 13px;
  line-height: 1;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}
.chip button:hover { background: rgba(10, 79, 97, 0.22); }