/* ==========================================================================
   Ayaru — shared stylesheet
   Digitising medtech: therapeutic patient education + titanium QC (eddy current)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,300;9..144,400;9..144,500;9..144,600;9..144,700&family=Public+Sans:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root{
  /* -- color tokens -- */
  --paper:       #F6F4EE;
  --paper-dim:   #ECE7DB;
  --ink:         #181B1F;
  --ink-soft:    #52585F;
  --ink-faint:   #8A9096;

  --navy:        #1F3A5F;
  --navy-deep:   #0F2033;

  --coral:       #E2694E;
  --coral-deep:  #B84B33;
  --coral-tint:  #F6E3DC;

  --cyan:        #0097A7;
  --cyan-deep:   #045B66;
  --cyan-tint:   #DCEEEF;

  --titanium:    #8A94A1;
  --line:        rgba(15,20,25,0.13);
  --line-soft:   rgba(15,20,25,0.07);

  /* -- type tokens -- */
  --font-display: 'Fraunces', Georgia, serif;
  --font-body:    'Public Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:    'IBM Plex Mono', ui-monospace, monospace;

  --container: 1180px;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

body{
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

h1,h2,h3,h4{
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.08;
  margin: 0;
  letter-spacing: -0.01em;
}

.eyebrow{
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before{
  content: "";
  width: 7px; height: 7px;
  border-radius: 50%;
  background: currentColor;
  display: inline-block;
}
.eyebrow.coral{ color: var(--coral-deep); }
.eyebrow.cyan{ color: var(--cyan-deep); }

.wrap{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
}

a:focus-visible, button:focus-visible{
  outline: 2px solid var(--navy);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ---------------------------------- nav ---------------------------------- */
.site-nav{
  position: sticky; top: 0; z-index: 50;
  background: rgba(246,244,238,0.86);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.site-nav .wrap{
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
}
.brand{
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: -0.01em;
  text-decoration: none;
  display: flex; align-items: baseline; gap: 8px;
}
.brand small{
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.nav-links{
  display: flex; align-items: center; gap: 30px;
  list-style: none; margin: 0; padding: 0;
}
.nav-links a{
  text-decoration: none;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--ink-soft);
  position: relative;
  padding: 6px 0;
}
.nav-links a.is-active{ color: var(--ink); }
.nav-links a::after{
  content:""; position:absolute; left:0; right:0; bottom:0; height:2px;
  background: var(--ink); transform: scaleX(0); transform-origin: left;
  transition: transform .2s ease;
}
.nav-links a:hover::after, .nav-links a.is-active::after{ transform: scaleX(1); }
.nav-cta{
  font-family: var(--font-mono);
  font-size: 12.5px;
  text-decoration: none;
  border: 1px solid var(--ink);
  padding: 9px 16px;
  border-radius: 100px;
  white-space: nowrap;
  transition: background .15s ease, color .15s ease;
}
.nav-cta:hover{ background: var(--ink); color: var(--paper); }
.nav-toggle{ display:none; }

/* --------------------------------- buttons -------------------------------- */
.btn{
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 15px;
  text-decoration: none;
  padding: 14px 24px;
  border-radius: 100px;
  border: 1px solid transparent;
  transition: transform .15s ease, background .15s ease, border-color .15s ease, color .15s ease;
}
.btn:hover{ transform: translateY(-1px); }
.btn-primary{ background: var(--ink); color: var(--paper); }
.btn-primary:hover{ background: var(--navy-deep); }
.btn-coral{ background: var(--coral); color: #fff; }
.btn-coral:hover{ background: var(--coral-deep); }
.btn-cyan{ background: var(--cyan); color: #fff; }
.btn-cyan:hover{ background: var(--cyan-deep); }
.btn-ghost{ background: transparent; border-color: var(--ink); color: var(--ink); }
.btn-ghost:hover{ background: var(--ink); color: var(--paper); }
.btn-arrow{ transition: transform .15s ease; }
.btn:hover .btn-arrow{ transform: translateX(3px); }

/* ---------------------------------- hero ---------------------------------- */
.hero{
  padding: 88px 0 64px;
  position: relative;
  overflow: hidden;
}
.hero .wrap{
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}
.hero h1{
  font-size: clamp(38px, 5vw, 60px);
  margin: 18px 0 22px;
}
.hero p.lede{
  font-size: 19px;
  color: var(--ink-soft);
  max-width: 46ch;
  margin: 0 0 32px;
}
.hero-actions{ display: flex; flex-wrap: wrap; gap: 14px; }
.hero-figure{ position: relative; }

.section{ padding: 84px 0; }
.section-tight{ padding: 56px 0; }
.section-alt{ background: var(--paper-dim); }
.section-navy{ background: var(--navy-deep); color: #EFEFEA; }
.section-navy .eyebrow{ color: #93A7C4; }
.section-navy h2, .section-navy h3{ color: #fff; }

.hr{ border: none; border-top: 1px solid var(--line); margin: 0; }

.kicker-row{
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 24px; margin-bottom: 40px; flex-wrap: wrap;
}
.section h2{
  font-size: clamp(28px, 3.4vw, 40px);
  max-width: 18ch;
}
.section .section-sub{
  font-size: 17px;
  color: var(--ink-soft);
  max-width: 56ch;
  margin-top: 14px;
}

/* -------------------------------- diptych -------------------------------- */
.diptych{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.activity-card{
  border-radius: 22px;
  padding: 40px;
  display: flex;
  flex-direction: column;
  min-height: 420px;
  position: relative;
  overflow: hidden;
  text-decoration: none;
  color: var(--ink);
  border: 1px solid var(--line);
  transition: transform .25s ease, box-shadow .25s ease;
}
.activity-card:hover{ transform: translateY(-4px); box-shadow: 0 24px 48px -28px rgba(15,20,25,0.35); }
.activity-card.coral{ background: linear-gradient(155deg, var(--coral-tint) 0%, var(--paper) 62%); }
.activity-card.cyan{ background: linear-gradient(155deg, var(--cyan-tint) 0%, var(--paper) 62%); }
.activity-card .card-num{
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink-faint);
  margin-bottom: 20px;
}
.activity-card h3{ font-size: 27px; margin: 4px 0 14px; }
.activity-card p{ color: var(--ink-soft); font-size: 15.5px; margin: 0 0 auto; }
.activity-card .card-link{
  margin-top: 28px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  display: inline-flex; align-items: center; gap: 8px;
}
.activity-card.coral .card-link{ color: var(--coral-deep); }
.activity-card.cyan .card-link{ color: var(--cyan-deep); }
.activity-card .card-glyph{ position: absolute; right: -10px; bottom: -10px; opacity: .9; }

/* --------------------------------- grid/cols ------------------------------- */
.grid-2{ display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.grid-3{ display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }

.pill{
  display:inline-block; font-family: var(--font-mono); font-size: 12px;
  padding: 5px 12px; border-radius: 100px; border: 1px solid var(--line);
  color: var(--ink-soft); margin-bottom: 18px;
}

.stat-row{ display:flex; gap: 40px; flex-wrap: wrap; margin-top: 8px; }
.stat b{ display:block; font-family: var(--font-display); font-size: 34px; }
.stat span{ font-size: 13px; color: var(--ink-faint); }

/* -------------------------------- feature list ------------------------------ */
.feature-list{ list-style:none; margin:0; padding:0; display:grid; gap: 14px; }
.feature-list li{
  display:flex; gap: 14px; align-items:flex-start;
  padding: 16px 0; border-top: 1px solid var(--line-soft);
}
.feature-list li:first-child{ border-top: none; }
.feature-list .dot{
  width: 8px; height: 8px; border-radius: 50%; margin-top: 8px; flex: none;
}
.dot.coral{ background: var(--coral); }
.dot.cyan{ background: var(--cyan); }
.feature-list h4{ font-size: 16px; margin-bottom: 4px; }
.feature-list p{ margin: 0; color: var(--ink-soft); font-size: 15px; }

/* --------------------------------- card panel ------------------------------ */
.panel{
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 32px;
}

/* ---------------------------------- steps ---------------------------------- */
.steps{ counter-reset: step; display:grid; gap: 0; }
.step{
  display:grid; grid-template-columns: 64px 1fr; gap: 20px;
  padding: 26px 0; border-top: 1px solid var(--line-soft);
}
.step:first-child{ border-top:none; }
.step .step-num{
  font-family: var(--font-mono); font-size: 13px; color: var(--ink-faint);
  padding-top: 3px;
}
.step h4{ font-size: 17px; margin-bottom: 6px; }
.step p{ margin:0; color: var(--ink-soft); font-size: 15px; }

/* ---------------------------------- footer ---------------------------------- */
.site-footer{
  background: var(--navy-deep);
  color: #C9D2DF;
  padding: 56px 0 28px;
}
.site-footer a{ text-decoration: none; }
.footer-top{
  display:flex; justify-content: space-between; gap: 40px; flex-wrap: wrap;
  padding-bottom: 32px; border-bottom: 1px solid rgba(255,255,255,0.12);
}
.footer-brand{ font-family: var(--font-display); font-size: 22px; color: #fff; font-weight: 700; }
.footer-links{ display:flex; gap: 48px; flex-wrap: wrap; }
.footer-links h5{
  font-family: var(--font-mono); font-size: 11.5px; letter-spacing: .1em;
  text-transform: uppercase; color: #7E8CA3; margin: 0 0 14px;
}
.footer-links ul{ list-style:none; margin:0; padding:0; display:grid; gap:9px; }
.footer-links a{ font-size: 14.5px; color: #DCE2EC; }
.footer-links a:hover{ color: #fff; }
.footer-bottom{
  display:flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  padding-top: 22px; font-size: 13px; color: #7E8CA3;
}

/* ---------------------------------- signature waveform ---------------------------------- */
.signal-svg path{ fill:none; stroke-linecap: round; stroke-linejoin: round; }
.signal-draw{
  stroke-dasharray: 1200;
  stroke-dashoffset: 1200;
  animation: draw 2.1s ease forwards;
}
@keyframes draw{ to{ stroke-dashoffset: 0; } }
.signal-scan{
  animation: scan 3.4s linear infinite;
}
@keyframes scan{
  0%{ transform: translateX(-6px); opacity: .35; }
  50%{ transform: translateX(6px); opacity: 1; }
  100%{ transform: translateX(-6px); opacity: .35; }
}
.pulse-dot{ animation: pulse 1.8s ease-in-out infinite; transform-origin: center; }
@keyframes pulse{
  0%,100%{ transform: scale(1); }
  50%{ transform: scale(1.35); }
}

/* ---------------------------------- responsive ---------------------------------- */
@media (max-width: 900px){
  .hero .wrap{ grid-template-columns: 1fr; }
  .hero{ padding-top: 56px; }
  .diptych{ grid-template-columns: 1fr; }
  .grid-2{ grid-template-columns: 1fr; gap: 32px; }
  .grid-3{ grid-template-columns: 1fr; }
  .nav-links{ display:none; }
  .footer-top{ flex-direction: column; gap: 28px; }
}
@media (max-width: 560px){
  .wrap{ padding: 0 20px; }
  .section{ padding: 60px 0; }
  .activity-card{ padding: 28px; min-height: unset; }
  .hero{ padding: 44px 0 40px; }
}