/* DentalER — clinical-trust design system */
:root {
  --ink: #11302e;
  --ink-soft: #355450;
  --paper: #f6f4ee;
  --paper-2: #fffdf8;
  --line: #dfdcd1;
  --teal: #0b6e63;
  --teal-deep: #084d45;
  --teal-tint: #e3efeb;
  --coral: #e7553b;
  --coral-deep: #c43c25;
  --coral-tint: #fbe7e1;
  --gold: #c79a3a;
  --shadow-sm: 0 1px 2px rgba(8, 48, 44, .06), 0 4px 14px rgba(8, 48, 44, .05);
  --shadow-md: 0 10px 30px rgba(8, 48, 44, .10), 0 2px 6px rgba(8, 48, 44, .06);
  --radius: 16px;
  --radius-sm: 10px;
  --maxw: 1140px;
  --serif: "Newsreader", Georgia, "Times New Roman", serif;
  --sans: "Spline Sans", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.65;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  background-image:
    radial-gradient(1100px 520px at 88% -8%, var(--teal-tint), transparent 60%),
    radial-gradient(820px 460px at -6% 8%, var(--coral-tint), transparent 55%);
  background-attachment: fixed;
}

h1, h2, h3 { font-family: var(--serif); font-weight: 560; line-height: 1.12; letter-spacing: -.01em; color: var(--ink); }
h1 { font-size: clamp(2.4rem, 6vw, 4.1rem); margin: 0 0 .35em; }
h2 { font-size: clamp(1.7rem, 3.6vw, 2.6rem); margin: 0 0 .5em; }
h3 { font-size: 1.22rem; margin: 0 0 .35em; }
p { margin: 0 0 1.1em; }
a { color: var(--teal); text-decoration-thickness: 1.5px; text-underline-offset: 3px; }
a:hover { color: var(--coral-deep); }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }

/* Skip link */
.skip {
  position: absolute; left: 12px; top: -60px;
  background: var(--ink); color: #fff; padding: 10px 16px; border-radius: 8px;
  z-index: 100; transition: top .2s;
}
.skip:focus { top: 12px; color: #fff; }

/* Header */
.site-head {
  position: sticky; top: 0; z-index: 40;
  background: rgba(246, 244, 238, .86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.head-row { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 14px 0; }
.brand { display: inline-flex; align-items: center; gap: 11px; font-family: var(--serif); font-size: 1.32rem; font-weight: 600; color: var(--ink); text-decoration: none; letter-spacing: -.02em; }
.brand:hover { color: var(--ink); }
.brand .mark { width: 38px; height: 38px; flex: none; }
.brand b { color: var(--coral-deep); }

.nav-links { display: flex; align-items: center; gap: 4px; list-style: none; margin: 0; padding: 0; }
.nav-links a {
  display: inline-block; padding: 9px 15px; border-radius: 999px;
  color: var(--ink-soft); font-weight: 500; font-size: .96rem; text-decoration: none;
  transition: background .18s, color .18s;
}
.nav-links a:hover { background: var(--teal-tint); color: var(--teal-deep); }
.nav-links a[aria-current="page"] { background: var(--ink); color: var(--paper-2); }

.nav-cta { background: var(--coral) !important; color: #fff !important; box-shadow: var(--shadow-sm); }
.nav-cta:hover { background: var(--coral-deep) !important; color: #fff !important; }

/* mobile nav */
.nav-toggle, .nav-toggle-label { display: none; }
.nav-toggle-label { cursor: pointer; padding: 8px; border: 1px solid var(--line); border-radius: 10px; background: var(--paper-2); }
.nav-toggle-label span, .nav-toggle-label span::before, .nav-toggle-label span::after {
  display: block; width: 22px; height: 2px; background: var(--ink); border-radius: 2px; position: relative;
}
.nav-toggle-label span::before, .nav-toggle-label span::after { content: ""; position: absolute; left: 0; }
.nav-toggle-label span::before { top: -7px; } .nav-toggle-label span::after { top: 7px; }

@media (max-width: 820px) {
  .nav-toggle-label { display: inline-block; }
  .nav-links {
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 4px;
    background: var(--paper-2); border-bottom: 1px solid var(--line);
    padding: 12px 22px 18px; box-shadow: var(--shadow-md);
    display: none;
  }
  .nav-toggle:checked ~ .nav-links { display: flex; }
  .nav-links a { padding: 11px 14px; }
}

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 13px 24px; border-radius: 999px; font-weight: 600; font-size: 1rem;
  text-decoration: none; border: 1.5px solid transparent; cursor: pointer; transition: transform .15s, box-shadow .15s, background .15s;
}
.btn-primary { background: var(--coral); color: #fff; box-shadow: var(--shadow-sm); }
.btn-primary:hover { background: var(--coral-deep); color: #fff; transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-ghost { background: transparent; color: var(--teal-deep); border-color: var(--teal); }
.btn-ghost:hover { background: var(--teal-tint); color: var(--teal-deep); transform: translateY(-2px); }

/* Hero */
.hero { padding: clamp(54px, 9vw, 104px) 0 clamp(40px, 6vw, 72px); }
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 54px; align-items: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--sans); font-weight: 600; font-size: .8rem; letter-spacing: .14em; text-transform: uppercase;
  color: var(--coral-deep); background: var(--coral-tint); padding: 7px 14px; border-radius: 999px; margin-bottom: 22px;
}
.eyebrow .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--coral); box-shadow: 0 0 0 4px rgba(231,85,59,.22); animation: pulse 2.2s ease-in-out infinite; }
@keyframes pulse { 0%,100% { box-shadow: 0 0 0 4px rgba(231,85,59,.22); } 50% { box-shadow: 0 0 0 8px rgba(231,85,59,0); } }
.hero p.lead { font-size: 1.18rem; color: var(--ink-soft); max-width: 33ch; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 30px; }

.hero-art { position: relative; }
.hero-card {
  background: var(--paper-2); border: 1px solid var(--line); border-radius: 22px;
  padding: 28px; box-shadow: var(--shadow-md);
}
.hero-card h3 { color: var(--teal-deep); margin-bottom: 14px; font-size: 1.05rem; }
.tri { display: grid; gap: 10px; }
.tri-row { display: flex; align-items: center; gap: 13px; padding: 11px 14px; border-radius: 12px; background: var(--paper); border: 1px solid var(--line); font-size: .95rem; font-weight: 500; }
.tri-row.go { border-color: rgba(11,110,99,.4); background: var(--teal-tint); color: var(--teal-deep); }
.tri-row.stop { border-color: rgba(231,85,59,.4); background: var(--coral-tint); color: var(--coral-deep); }
.tri-row svg { flex: none; }

/* Stat band */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; padding: 30px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.stat .num { font-family: var(--serif); font-size: clamp(1.9rem, 4vw, 2.7rem); color: var(--teal); line-height: 1; }
.stat .lbl { font-size: .9rem; color: var(--ink-soft); margin-top: 6px; }

/* Sections */
.section { padding: clamp(56px, 8vw, 96px) 0; }
.section-head { max-width: 60ch; margin-bottom: 44px; }
.section-head .eyebrow { margin-bottom: 16px; }
.section-head p { color: var(--ink-soft); }

.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.card {
  background: var(--paper-2); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px; box-shadow: var(--shadow-sm); transition: transform .18s, box-shadow .18s;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.card .ico { width: 46px; height: 46px; display: grid; place-items: center; border-radius: 12px; background: var(--teal-tint); color: var(--teal-deep); margin-bottom: 16px; }
.card p { color: var(--ink-soft); margin-bottom: 0; font-size: .97rem; }

/* Split / prose */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 54px; align-items: center; }
.prose p { color: var(--ink-soft); }
.prose ul { margin: 0 0 1.1em; padding-left: 0; list-style: none; }
.prose li { position: relative; padding-left: 30px; margin-bottom: 12px; color: var(--ink-soft); }
.prose li::before {
  content: ""; position: absolute; left: 0; top: 9px; width: 16px; height: 16px;
  background: var(--teal-tint); border: 1.5px solid var(--teal); border-radius: 50%;
}
.prose li::after { content: ""; position: absolute; left: 5px; top: 13px; width: 6px; height: 6px; background: var(--teal); border-radius: 50%; }

.panel {
  background: var(--ink); color: var(--paper); border-radius: 22px; padding: 38px 34px;
  box-shadow: var(--shadow-md); position: relative; overflow: hidden;
}
.panel::before { content: ""; position: absolute; inset: 0; background: radial-gradient(420px 240px at 88% -10%, rgba(199,154,58,.20), transparent 60%); pointer-events: none; }
.panel h3, .panel h2 { color: var(--paper-2); }
.panel p { color: rgba(246,244,238,.78); }
.panel .big { font-family: var(--serif); font-size: clamp(2.2rem, 5vw, 3.2rem); color: var(--gold); line-height: 1; }

/* Guide rows (services-style) */
.guide { display: grid; gap: 16px; }
.guide-item {
  display: grid; grid-template-columns: auto 1fr; gap: 20px; align-items: start;
  background: var(--paper-2); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px 26px; box-shadow: var(--shadow-sm);
}
.guide-item .badge { font-family: var(--serif); font-size: 1.5rem; color: var(--coral-deep); background: var(--coral-tint); width: 52px; height: 52px; display: grid; place-items: center; border-radius: 12px; }
.guide-item h3 { margin-bottom: .25em; }
.guide-item p { margin-bottom: 0; color: var(--ink-soft); font-size: .97rem; }

/* CTA strip */
.cta-strip { text-align: center; padding: clamp(50px, 7vw, 84px) 0; }
.cta-strip h2 { margin-bottom: .3em; }
.cta-strip p { color: var(--ink-soft); max-width: 50ch; margin: 0 auto 26px; }

/* Contact form */
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 48px; align-items: start; }
.info-block { margin-bottom: 26px; }
.info-block h3 { font-size: 1.02rem; color: var(--teal-deep); margin-bottom: .2em; }
.info-block p { color: var(--ink-soft); margin-bottom: 0; }

form { background: var(--paper-2); border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; box-shadow: var(--shadow-sm); }
.field { margin-bottom: 18px; }
label { display: block; font-weight: 600; font-size: .92rem; margin-bottom: 7px; color: var(--ink); }
input, textarea, select {
  width: 100%; padding: 12px 14px; font: inherit; font-size: .98rem; color: var(--ink);
  background: var(--paper); border: 1.5px solid var(--line); border-radius: var(--radius-sm); transition: border-color .15s, box-shadow .15s;
}
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--teal); box-shadow: 0 0 0 3px rgba(11,110,99,.16); }
textarea { resize: vertical; min-height: 130px; }
.note { font-size: .85rem; color: var(--ink-soft); }

/* Callout (emergency banner) */
.alert {
  display: grid; grid-template-columns: auto 1fr; gap: 18px; align-items: center;
  background: var(--coral-tint); border: 1px solid rgba(231,85,59,.35); border-left: 5px solid var(--coral);
  border-radius: var(--radius); padding: 20px 24px; margin: 0 0 8px;
}
.alert svg { flex: none; color: var(--coral-deep); }
.alert p { margin: 0; color: var(--coral-deep); font-weight: 500; }
.alert strong { color: var(--coral-deep); }

/* Footer */
.site-foot { background: var(--ink); color: rgba(246,244,238,.74); margin-top: 40px; }
.foot-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 40px; padding: 56px 0 30px; }
.site-foot .brand { color: var(--paper-2); margin-bottom: 14px; }
.site-foot p { font-size: .95rem; max-width: 38ch; }
.foot-col h4 { font-family: var(--sans); font-size: .82rem; letter-spacing: .12em; text-transform: uppercase; color: var(--gold); margin: 0 0 14px; }
.foot-col ul { list-style: none; margin: 0; padding: 0; }
.foot-col li { margin-bottom: 9px; }
.foot-col a { color: rgba(246,244,238,.74); text-decoration: none; font-size: .95rem; }
.foot-col a:hover { color: var(--paper-2); }
.foot-bottom { border-top: 1px solid rgba(246,244,238,.16); padding: 18px 0; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; font-size: .85rem; color: rgba(246,244,238,.55); }

/* Page header (subpages) */
.page-head { padding: clamp(48px, 7vw, 84px) 0 0; }
.page-head .eyebrow { margin-bottom: 18px; }
.page-head p.lead { font-size: 1.15rem; color: var(--ink-soft); max-width: 56ch; }

/* reveal */
.reveal { opacity: 0; transform: translateY(16px); animation: rise .7s cubic-bezier(.2,.7,.3,1) forwards; }
.reveal.d1 { animation-delay: .08s; } .reveal.d2 { animation-delay: .16s; } .reveal.d3 { animation-delay: .24s; } .reveal.d4 { animation-delay: .32s; }
@keyframes rise { to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; animation: none; } }

/* Responsive */
@media (max-width: 900px) {
  .hero-grid, .split, .contact-grid { grid-template-columns: 1fr; gap: 38px; }
  .cards { grid-template-columns: 1fr 1fr; }
  .stats { grid-template-columns: 1fr 1fr; gap: 26px; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .cards { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr; gap: 28px; }
  .guide-item { grid-template-columns: 1fr; }
}