/* Lumen Family Dental — demo, fictional business */
:root {
  --bg: #f4f1ea;
  --ink: #16302d;
  --muted: #4d635f;
  --teal: #1c6b5d;
  --teal-deep: #0f3f38;
  --sand: #e8d7b8;
  --white: #fffdf9;
  --ribbon: #7a1f14;
  --line: #e0d6c6;
  --shadow: 0 16px 36px rgba(15, 63, 56, 0.08);
  --radius: 20px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Avenir Next", "Segoe UI", "Helvetica Neue", sans-serif;
  line-height: 1.6;
}
h1, h2, h3, .brand {
  font-family: Georgia, "Iowan Old Style", "Times New Roman", serif;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
}
a { color: var(--teal); }
.demo-ribbon {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--ribbon);
  color: #fff8ef;
  text-align: center;
  font-size: 0.78rem;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.45rem 1rem;
}
.wrap { width: min(1100px, calc(100% - 2rem)); margin: 0 auto; }
.site-header {
  background: rgba(244, 241, 234, 0.92);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 1.7rem;
  z-index: 40;
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 4.4rem;
  gap: 1rem;
}
.brand { color: var(--teal-deep); text-decoration: none; font-size: 1.2rem; }
.brand span { display: block; font-family: "Avenir Next", "Segoe UI", sans-serif; font-size: 0.68rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--teal); font-weight: 700; }
nav { display: flex; gap: 1.2rem; align-items: center; }
nav a { text-decoration: none; color: var(--ink); font-size: 0.95rem; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  border: 0; cursor: pointer; text-decoration: none;
  border-radius: 999px; padding: 0.8rem 1.25rem; font-weight: 650;
  min-height: 44px;
}
.btn-teal { background: var(--teal); color: #fff; }
.btn-teal:hover { background: var(--teal-deep); }
.btn-line { background: transparent; border: 1px solid #b9c9c4; color: var(--ink); }
.menu-toggle {
  display: none; background: #fff; border: 1px solid var(--line);
  border-radius: 10px; min-width: 44px; min-height: 44px; font-size: 1.2rem;
}
.hero { padding: 4.2rem 0 3.2rem; }
.hero-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 2.5rem; align-items: center; }
.kicker {
  color: var(--teal);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.75rem;
  font-weight: 700;
  margin: 0 0 0.7rem;
}
.hero h1 { font-size: clamp(2.3rem, 5vw, 3.8rem); margin: 0 0 1rem; }
.lede { font-size: 1.12rem; color: var(--muted); max-width: 36rem; }
.hero-actions { display: flex; gap: 0.7rem; flex-wrap: wrap; margin-top: 1.5rem; }
.hero-art {
  background: linear-gradient(180deg, #e9f3ef 0%, #dce8df 100%);
  border-radius: 28px;
  min-height: 320px;
  display: grid;
  place-items: center;
  border: 1px solid #d3e2db;
  position: relative;
  overflow: hidden;
}
.hero-art svg { width: 70%; max-width: 260px; }
.pills { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-top: 1.4rem; }
.pill {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.35rem 0.75rem;
  font-size: 0.85rem;
}
section { padding: 3.8rem 0; }
.section-head { max-width: 36rem; margin-bottom: 1.8rem; }
.section-head h2 { font-size: clamp(1.8rem, 3vw, 2.5rem); margin: 0 0 0.5rem; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.35rem 1.25rem;
  box-shadow: var(--shadow);
}
.card h3 { margin: 0 0 0.45rem; font-size: 1.25rem; }
.band { background: var(--teal-deep); color: #e9f3ef; }
.band h2, .band .kicker { color: #f3e6c4; }
.team { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.avatar {
  width: 64px; height: 64px; border-radius: 50%;
  display: grid; place-items: center;
  background: #e8d7b8; color: var(--teal-deep);
  font-family: Georgia, serif; font-size: 1.2rem; font-weight: 700;
  margin-bottom: 0.8rem;
}
.visit { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; align-items: start; }
form {
  display: grid; gap: 0.8rem;
  background: var(--white);
  padding: 1.35rem;
  border-radius: var(--radius);
  border: 1px solid var(--line);
}
label { font-size: 0.88rem; font-weight: 650; display: grid; gap: 0.3rem; }
input, select, textarea {
  font: inherit; width: 100%; padding: 0.7rem 0.8rem;
  border-radius: 12px; border: 1px solid #d5cdc0; background: #fff; min-height: 44px;
}
textarea { min-height: 7.5rem; resize: vertical; }
.form-note { background: #eaf6ee; border: 1px solid #b7d7be; color: #1b3d28; padding: 0.85rem 1rem; border-radius: 12px; }
.hidden { display: none; }
footer { padding: 2rem 0 2.4rem; color: var(--muted); font-size: 0.92rem; border-top: 1px solid var(--line); }
.foot { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.disclaimer { font-size: 0.82rem; }
@media (max-width: 800px) {
  .hero-grid, .cards, .team, .visit { grid-template-columns: 1fr; }
  .menu-toggle { display: inline-flex; }
  nav {
    display: none; position: absolute; left: 0; right: 0; top: 100%;
    background: var(--white); flex-direction: column; align-items: stretch;
    padding: 1rem; gap: 0.4rem; border-bottom: 1px solid var(--line);
  }
  nav.open { display: flex; }
  nav a, nav .btn { width: 100%; }
  .hero-art { min-height: 220px; }
  section { padding: 2.8rem 0; }
}