:root {
  --ink: #14303a; --muted: #5a7380; --bg: #e8f4f7; --bg-soft: #d7ebf1; --white: #f5fbfd;
  --line: rgba(20,48,58,0.14); --accent: #0d8aa8; --accent-deep: #0a6a82; --accent-bar: #7ad4ea;
  --on-accent: #042630; --font: 'Anuphan', sans-serif; --heading: 'Kanit', 'Anuphan', sans-serif;
  --mono: 'IBM Plex Mono', 'Anuphan', monospace; --max: 1080px; --demo-h: 48px; --header-h: 72px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1); --radius: 10px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 120px; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}
body {
  font-family: var(--font); color: var(--ink); line-height: 1.65; overflow-x: hidden; font-synthesis: none;
  background:
    repeating-linear-gradient(90deg, transparent, transparent 47px, rgba(13,138,168,0.04) 47px, rgba(13,138,168,0.04) 48px),
    radial-gradient(ellipse 50% 35% at 0% 0%, rgba(13,138,168,0.12), transparent 55%),
    var(--bg);
}
img { max-width: 100%; display: block; } a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; font-size: 16px; } ul, ol { list-style: none; }
.wrap { width: min(100% - 2.5rem, var(--max)); margin-inline: auto; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.demo-bar { position: sticky; top: 0; z-index: 60; display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; padding: .55rem 1.25rem; background: #0b2430; color: #fff; font-size: .82rem; }
.demo-bar strong { font-family: var(--mono); font-size: .68rem; letter-spacing: .06em; color: var(--accent-bar); font-weight: 500; }
.demo-bar__actions { display: flex; gap: .45rem; flex-wrap: wrap; }
.demo-bar a { padding: .35rem .7rem; border: 1px solid rgba(255,255,255,.25); border-radius: var(--radius); font-size: .78rem; font-weight: 500; }
.demo-bar a.is-primary { background: var(--accent); border-color: var(--accent); color: #fff; }

.site-header { position: sticky; top: var(--demo-h); z-index: 50; background: rgba(232,244,247,.94); backdrop-filter: blur(14px); border-bottom: 1px solid var(--line); }
.site-header__inner { display: flex; align-items: center; justify-content: space-between; min-height: var(--header-h); position: relative; }
.brand { font-family: var(--heading); font-weight: 700; font-size: 1.3rem; display: inline-flex; align-items: baseline; gap: .45rem; }
.brand small { font-family: var(--mono); font-size: .62rem; letter-spacing: .1em; text-transform: uppercase; color: var(--accent-deep); font-weight: 500; }
.menu-toggle { display: none; background: none; border: 1px solid var(--line); padding: .45rem .8rem; cursor: pointer; border-radius: var(--radius); color: var(--ink); }
.nav { display: flex; align-items: center; gap: 1.15rem; }
.nav a { font-size: .92rem; font-weight: 500; color: var(--muted); }
.nav-cta { background: var(--accent); color: #fff !important; padding: .55rem 1.05rem; border-radius: var(--radius); font-weight: 700; }

.btn { display: inline-flex; align-items: center; justify-content: center; padding: .9rem 1.4rem; font-weight: 700; border-radius: var(--radius); border: 1.5px solid transparent; cursor: pointer; transition: transform .2s var(--ease); }
.btn:hover { transform: translateY(-2px); }
.btn--primary { background: var(--accent); color: #fff; }
.btn--ghost { color: #fff; border-color: rgba(255,255,255,.45); background: transparent; }
.btn--block { width: 100%; }
.btn-row { display: flex; flex-wrap: wrap; gap: .75rem; }

.hero { position: relative; min-height: min(88dvh, 800px); display: flex; align-items: flex-end; color: #fff; overflow: hidden; }
.hero__media { position: absolute; inset: 0; }
.hero__media img { width: 100%; height: 100%; object-fit: cover; animation: ken 20s var(--ease) both; }
.hero__media::after { content: ''; position: absolute; inset: 0; background: linear-gradient(120deg, rgba(8,36,48,.92) 0%, rgba(8,36,48,.5) 55%, rgba(8,36,48,.25) 100%); }
.hero__fx { position: absolute; inset: 0; z-index: 1; pointer-events: none; }
.grid-glow {
  position: absolute; right: 5%; top: 18%; width: min(40vw, 300px); height: min(40vw, 300px); border-radius: 50%;
  background: radial-gradient(circle, rgba(122,212,234,.4), transparent 70%);
  animation: glowPulse 5s ease-in-out infinite;
}
.spark { position: absolute; width: 4px; height: 4px; border-radius: 50%; background: #fff; animation: twinkle 2.8s ease-in-out infinite; }
.spark--1 { right: 22%; top: 30%; }
.spark--2 { right: 30%; top: 42%; width: 3px; height: 3px; animation-delay: .7s; }
.spark--3 { right: 16%; top: 48%; animation-delay: 1.3s; }
.hero__inner { position: relative; z-index: 2; padding: 5rem 0 3.25rem; max-width: 36rem; margin-left: max(calc((100% - var(--max)) / 2), 1.25rem); width: min(100% - 2.5rem, 36rem); animation: rise .9s var(--ease) both; }
.hero__brand { font-family: var(--heading); font-size: 1.2rem; font-weight: 700; margin-bottom: 1rem; display: flex; gap: .5rem; align-items: baseline; flex-wrap: wrap; }
.hero__brand span { font-family: var(--mono); font-size: .68rem; letter-spacing: .12em; text-transform: uppercase; color: var(--accent-bar); }
.hero h1 { font-family: var(--heading); font-size: clamp(2.2rem, 5vw, 3.3rem); line-height: 1.15; letter-spacing: -.02em; margin-bottom: .9rem; }
.hero h1 em { display: block; font-style: normal; color: var(--accent-bar); font-size: .7em; margin-top: .3rem; }
.hero__lead { color: rgba(255,255,255,.88); margin-bottom: 1.5rem; }
@keyframes ken { from { transform: scale(1.05); } to { transform: scale(1); } }
@keyframes rise { from { opacity: 0; transform: translateY(22px); } to { opacity: 1; transform: none; } }
@keyframes glowPulse { 0%, 100% { opacity: .5; transform: scale(1); } 50% { opacity: .9; transform: scale(1.07); } }
@keyframes twinkle { 0%, 100% { opacity: .25; transform: scale(.7); } 50% { opacity: 1; transform: scale(1.2); } }

.section { padding: 4.75rem 0; }
.section--soft { background: var(--bg-soft); }
.section--accent { background: #0d2c38; color: #fff; }
.section__head { margin-bottom: 1.75rem; max-width: 36rem; }
.section__head h2 { font-family: var(--heading); font-size: clamp(1.7rem, 3vw, 2.3rem); letter-spacing: -.02em; margin-bottom: .45rem; }
.eyebrow { font-family: var(--mono); font-size: .7rem; letter-spacing: .1em; text-transform: uppercase; color: var(--accent-deep); margin-bottom: .5rem; }
.eyebrow.light { color: var(--accent-bar); }

/* PLAN BOARD — unique to Dental Soft B */
.plan { display: grid; grid-template-columns: .85fr 1.15fr; gap: 2.75rem; align-items: start; }
.plan__sticky { position: sticky; top: 130px; }
.plan__sticky h2 { font-family: var(--heading); font-size: clamp(1.9rem, 3.4vw, 2.6rem); letter-spacing: -.02em; margin: .35rem 0 .75rem; }
.plan__sticky p { color: var(--muted); margin-bottom: 1.35rem; max-width: 28rem; }
.plan__steps { display: grid; gap: 0; border-top: 1px solid var(--line); }
.plan__steps li {
  display: grid; grid-template-columns: 3.5rem 1fr; gap: 1rem; padding: 1.35rem 0;
  border-bottom: 1px solid var(--line); align-items: start;
}
.step__no { font-family: var(--mono); font-size: .85rem; letter-spacing: .08em; color: var(--accent); padding-top: .2rem; }
.plan__steps h3 { font-family: var(--heading); font-size: 1.25rem; margin-bottom: .35rem; }
.plan__steps p { color: var(--muted); font-size: .95rem; margin-bottom: .4rem; }
.plan__steps em { font-family: var(--mono); font-style: normal; font-size: .75rem; color: var(--accent-deep); }

/* PRICE MENU ROWS */
.menu-board__head { margin-bottom: 1.75rem; max-width: 36rem; }
.menu-board__head h2 { font-family: var(--heading); font-size: clamp(1.8rem, 3.2vw, 2.4rem); margin: .35rem 0 .55rem; }
.menu-board__head p { color: var(--muted); }
.price-menu { display: grid; gap: .65rem; }
.price-menu a {
  display: grid; grid-template-columns: 64px 1fr minmax(2rem, 1fr) auto; gap: .85rem; align-items: center;
  padding: .65rem .7rem; border-radius: 12px; border: 1px solid transparent; background: var(--white);
  transition: border-color .2s, transform .25s var(--ease);
}
.price-menu a:hover { border-color: var(--accent); transform: translateX(4px); }
.price-menu a img { width: 64px; height: 64px; object-fit: cover; border-radius: 10px; }
.price-menu__text { display: grid; gap: .2rem; min-width: 0; }
.price-menu__name { font-family: var(--heading); font-size: 1.1rem; font-weight: 600; }
.price-menu a small { color: var(--muted); font-size: .85rem; }
.price-menu__dots { border-bottom: 2px dotted color-mix(in srgb, var(--ink) 22%, transparent); align-self: end; margin-bottom: .45rem; min-width: 1.5rem; }
.price-menu__price { font-family: var(--heading); font-weight: 700; font-size: 1.15rem; color: var(--accent-deep); white-space: nowrap; font-variant-numeric: tabular-nums; }

.slots { display: grid; grid-template-columns: repeat(3, 1fr); gap: .85rem; margin-bottom: 2.5rem; }
.slot { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.25rem 1.1rem; display: grid; gap: .35rem; }
.slot__day { font-family: var(--mono); font-size: .68rem; letter-spacing: .12em; text-transform: uppercase; color: var(--accent); }
.slot strong { font-family: var(--heading); font-size: 1.25rem; }
.slot p { color: var(--muted); font-size: .92rem; }
.slot em { font-style: normal; font-size: .88rem; color: var(--muted); margin-top: .25rem; }
.slot em.is-open { color: var(--accent-deep); }
.slot em.is-hot { color: #c45c2a; }


.book { display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem; }
.book h2 { font-family: var(--heading); font-size: clamp(1.8rem, 3vw, 2.4rem); color: #fff; margin: .4rem 0 .7rem; }
.form { background: #fff; color: var(--ink); padding: 1.6rem; border-radius: 16px; display: grid; gap: .9rem; }
.field { display: grid; gap: .3rem; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; }
.field label { font-size: .85rem; font-weight: 500; color: var(--muted); }
.field input, .field select, .field textarea { padding: .75rem .9rem; border: 1px solid var(--line); border-radius: var(--radius); background: #eef7fa; }

.site-footer { background: #0b2430; color: rgba(255,255,255,.75); padding: 1.75rem 0; }
/* Voice strip — soft quotes */
.voice-strip {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-top: 1px solid var(--line);
}
.voice-strip__item {
  margin: 0;
  padding: 1.55rem 1.4rem 1.45rem 1.5rem;
  border-bottom: 1px solid var(--line);
  border-left: 2px solid var(--accent, var(--gold, var(--blush, var(--coral, var(--teal, var(--cyan, var(--line)))))));
  background: transparent;
}
.voice-strip__item:nth-child(even) {
  border-left-color: color-mix(in srgb, var(--accent, var(--gold, var(--blush, var(--line)))) 55%, transparent);
}
.voice-strip__item p {
  font-family: var(--heading, var(--brand, var(--display, inherit)));
  font-size: clamp(1.05rem, 1.7vw, 1.22rem);
  line-height: 1.45;
  margin: 0 0 0.85rem;
  color: var(--ink);
  font-weight: 500;
}
.voice-strip__item cite {
  display: block;
  font-style: normal;
  font-size: 0.88rem;
  color: var(--muted);
}
@media (max-width: 720px) {
  .voice-strip { grid-template-columns: 1fr; }
  .voice-strip__item { padding-inline: 0 0.25rem; border-left-width: 2px; padding-left: 1.1rem; }
}

.footer { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; }
.site-footer .brand { color: #fff; }

.reveal { opacity: 0; transform: translateY(16px); transition: opacity .65s var(--ease), transform .65s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }

@media (max-width: 900px) {
  .plan, .book,   .plan__sticky { position: static; }
  .slots { grid-template-columns: 1fr; }
  .price-menu a { grid-template-columns: 56px 1fr auto; }
  .price-menu__dots { display: none; }
  .field-row { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .menu-toggle { display: block; }
  .nav { display: none; position: absolute; left: 0; right: 0; top: 100%; flex-direction: column; background: var(--bg); border-bottom: 1px solid var(--line); padding: .75rem 1.25rem 1rem; }
  .nav.is-open { display: flex; }
  .nav a { padding: .7rem 0; border-bottom: 1px solid var(--line); }
}
@media (prefers-reduced-motion: reduce) {
  .hero__media img, .hero__inner, .grid-glow, .spark { animation: none; }
  .reveal { opacity: 1; transform: none; transition: none; }
}