/* Aster Dental Studio — example site. Plain CSS, no build step. */
:root{
  --bg:#faf8f4; --surface:#ffffff; --tint:#f2efe8;
  --ink:#0f1e33; --ink2:#2c3a52; --muted:#5a6475;
  --navy:#12284a; --navy-2:#1b3660; --teal:#2f6f73; --teal-soft:#e2eeec; --teal-ink:#24585b;
  --line:#e5e0d6; --line-soft:#eeeae2; --amber:#d99a2b;
  --serif:'Newsreader',Georgia,serif; --sans:'Manrope',system-ui,-apple-system,'Segoe UI',sans-serif;
  --r:14px; --r-lg:22px; --shadow:0 1px 2px rgba(15,30,51,.05),0 8px 28px -12px rgba(15,30,51,.18);
  --ease:cubic-bezier(.22,.61,.36,1); --wrap:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:400 16px/1.6 var(--sans);-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{display:block;max-width:100%;height:auto}
a{color:var(--teal-ink)} a:hover{color:var(--navy)}
h1,h2,h3{margin:0;font-weight:500;color:var(--ink)}
h1,h2{font-family:var(--serif);letter-spacing:-.015em}
h3{font-size:1.06rem;font-weight:600;letter-spacing:-.005em}
p{margin:0}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:12px;top:-60px;background:var(--navy);color:#fff;padding:10px 14px;border-radius:8px;z-index:100}
.skip:focus{top:12px}
:focus-visible{outline:2px solid var(--teal);outline-offset:3px;border-radius:6px}

/* amber "to be confirmed" dot */
.dot{display:inline-block;width:.5em;height:.5em;margin-left:.3em;border-radius:50%;background:var(--amber);vertical-align:.12em;box-shadow:0 0 0 3px rgba(217,154,43,.18)}

.demo-note{margin:0;padding:9px 16px;text-align:center;font-size:.82rem;color:var(--ink2);background:#f1ebdd;border-bottom:1px solid var(--line)}

/* header */
.bar{position:sticky;top:0;z-index:50;background:rgba(250,248,244,.86);backdrop-filter:saturate(1.4) blur(12px);-webkit-backdrop-filter:saturate(1.4) blur(12px);border-bottom:1px solid transparent;transition:border-color .3s var(--ease),box-shadow .3s var(--ease)}
.bar.scrolled{border-bottom-color:var(--line);box-shadow:0 6px 24px -18px rgba(15,30,51,.35)}
.bar-in{max-width:var(--wrap);margin:0 auto;padding:12px 24px;display:flex;align-items:center;gap:28px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.logo-mark{width:34px;height:34px;flex:none}.logo-mark rect{fill:var(--navy)}.logo-mark path{fill:var(--bg)}
.logo-text{font-family:var(--serif);font-size:1.22rem;line-height:1.05;font-weight:500}
.logo-text small{display:block;font-family:var(--sans);font-size:.7rem;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);font-weight:600;margin-top:3px}
.nav{display:flex;gap:26px;margin-left:auto}
.nav a{color:var(--ink2);text-decoration:none;font-size:.93rem;font-weight:500;position:relative;padding:6px 0}
.nav a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1.5px;background:var(--teal);transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease)}
.nav a:hover{color:var(--ink)}.nav a:hover::after{transform:scaleX(1)}
.bar-actions{display:flex;align-items:center;gap:10px}
.menu-btn{display:none;width:44px;height:44px;border:1px solid var(--line);background:var(--surface);border-radius:12px;cursor:pointer;align-items:center;justify-content:center}
.menu-icon,.menu-icon::before,.menu-icon::after{display:block;width:18px;height:1.6px;background:var(--ink);border-radius:2px;transition:transform .25s var(--ease),opacity .2s}
.menu-icon{position:relative}.menu-icon::before,.menu-icon::after{content:"";position:absolute;left:0}
.menu-icon::before{top:-6px}.menu-icon::after{top:6px}
.menu-btn[aria-expanded=true] .menu-icon{background:transparent}
.menu-btn[aria-expanded=true] .menu-icon::before{transform:translateY(6px) rotate(45deg)}
.menu-btn[aria-expanded=true] .menu-icon::after{transform:translateY(-6px) rotate(-45deg)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:10px 20px;border-radius:999px;font:600 .95rem/1.2 var(--sans);text-decoration:none;border:1px solid transparent;cursor:pointer;transition:background-color .25s var(--ease),color .25s var(--ease),border-color .25s var(--ease),transform .25s var(--ease),box-shadow .25s var(--ease)}
.btn svg{width:18px;height:18px;transition:transform .25s var(--ease)}
.btn:hover svg{transform:translateX(3px)}
.btn.sm{min-height:40px;padding:8px 16px;font-size:.88rem}
.btn.lg{min-height:52px;padding:14px 26px;font-size:1rem}
.btn.block{width:100%}
.btn.primary{background:var(--navy);color:#fff;box-shadow:0 8px 20px -10px rgba(18,40,74,.6)}
.btn.primary:hover{background:var(--navy-2);color:#fff;transform:translateY(-1px)}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn.ghost:hover{border-color:var(--ink2);color:var(--ink);background:var(--surface)}
.btn.light{background:var(--bg);color:var(--navy)}.btn.light:hover{background:#fff;color:var(--navy)}
.btn.outline-light{color:#fff;border-color:rgba(255,255,255,.35)}.btn.outline-light:hover{border-color:#fff;color:#fff;background:rgba(255,255,255,.06)}

.eyebrow{font-size:.78rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--teal-ink);margin-bottom:14px}
.eyebrow.light{color:#a9d3cf}
.sec-head{max-width:640px;margin-bottom:44px}
h2{font-size:clamp(2rem,1.4rem + 2.2vw,2.9rem);line-height:1.1}
.sec-sub{margin-top:14px;color:var(--muted);font-size:1.05rem;max-width:58ch}
.section{padding:clamp(72px,9vw,120px) 0}
.section.tint{background:var(--tint)}
.fine{margin-top:18px;font-size:.88rem;color:var(--muted)}

/* hero */
.hero{padding:clamp(40px,6vw,72px) 0 clamp(56px,7vw,88px)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.08fr);gap:clamp(32px,5vw,72px);align-items:center}
.hero h1{font-size:clamp(2.5rem,1.6rem + 3.6vw,4.15rem);line-height:1.04;letter-spacing:-.025em}
.hero h1 em{font-style:italic;color:var(--teal)}
.lede{margin-top:22px;font-size:1.13rem;color:var(--ink2);max-width:52ch}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.assure{list-style:none;padding:0;margin:30px 0 0;display:flex;flex-wrap:wrap;gap:10px 22px;font-size:.92rem;color:var(--ink2)}
.assure li{display:flex;align-items:center;gap:7px}
.assure svg{width:18px;height:18px;color:var(--teal);flex:none}
.hero-media{position:relative;margin:0;border-radius:var(--r-lg);overflow:hidden;aspect-ratio:4/3.3;box-shadow:var(--shadow);background:var(--tint)}
.hero-media img{width:100%;height:100%;object-fit:cover;transform:scale(1.04);transition:transform 1.6s var(--ease)}
.loaded .hero-media img{transform:scale(1)}
.hero-card{position:absolute;left:18px;bottom:18px;display:flex;gap:12px;align-items:center;padding:12px 16px 12px 12px;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-radius:14px;font-size:.88rem;line-height:1.35;color:var(--ink2);box-shadow:0 10px 30px -14px rgba(15,30,51,.4)}
.hero-card strong{color:var(--ink)}
.hc-icon{width:38px;height:38px;border-radius:10px;background:var(--teal-soft);color:var(--teal);display:grid;place-items:center;flex:none}.hc-icon svg{width:20px;height:20px}

.quick{list-style:none;margin:clamp(40px,5vw,64px) 0 0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));background:var(--surface);border:1px solid var(--line);border-radius:var(--r)}
.quick li{padding:20px 24px;display:flex;flex-direction:column;gap:4px}
.quick li+li{border-left:1px solid var(--line-soft)}
.q-k{font-size:.74rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.q-v{font-weight:600;color:var(--ink)}

/* treatments */
.treat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.t-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;transition:transform .4s var(--ease),box-shadow .4s var(--ease),border-color .4s var(--ease)}
.t-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#d9d3c7}
.t-card.img{grid-column:span 2;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
.t-img{overflow:hidden;background:var(--tint);min-height:220px}
.t-img img{width:100%;height:100%;object-fit:cover;transition:transform .9s var(--ease)}
.t-card:hover .t-img img{transform:scale(1.04)}
.t-body{padding:24px;display:flex;flex-direction:column;justify-content:flex-end;gap:8px}
.t-body p,.t-card.plain p{color:var(--muted);font-size:.95rem}
.t-card.plain{grid-column:span 2;padding:26px;display:flex;flex-direction:column;gap:8px;background:var(--teal-soft);border-color:transparent}
.t-n{font-family:var(--serif);font-size:1.6rem;color:var(--teal);line-height:1;margin-bottom:10px}

/* first visit */
.visit-grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1fr);gap:clamp(32px,6vw,88px);align-items:center}
.visit-media{margin:0;border-radius:var(--r-lg);overflow:hidden;aspect-ratio:12/13;box-shadow:var(--shadow)}
.visit-media img{width:100%;height:100%;object-fit:cover}
.steps{list-style:none;margin:32px 0 32px;padding:0;display:flex;flex-direction:column;gap:6px}
.steps li{display:flex;gap:18px;padding:16px 0;border-bottom:1px solid var(--line)}
.steps li:last-child{border-bottom:0}
.s-n{flex:none;width:34px;height:34px;border-radius:50%;border:1px solid var(--teal);color:var(--teal);display:grid;place-items:center;font-weight:700;font-size:.9rem}
.steps p{color:var(--muted);margin-top:4px}

/* photo band */
.photo-band{position:relative;min-height:clamp(380px,48vw,560px);display:flex;align-items:flex-end;overflow:hidden;background:var(--navy)}
.photo-band img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.photo-band::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,30,51,0) 35%,rgba(15,30,51,.72) 100%)}
.pb-copy{position:relative;z-index:1;padding-bottom:clamp(36px,5vw,64px)}
.pb-quote{font-family:var(--serif);color:#fff;font-size:clamp(1.6rem,1.1rem + 2vw,2.5rem);line-height:1.15;max-width:22ch;letter-spacing:-.01em}
.pb-note{margin-top:12px;color:rgba(255,255,255,.82);font-size:.85rem}

/* AI receptionist */
.rec-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.85fr);gap:clamp(32px,6vw,88px);align-items:center}
.ticks{list-style:none;padding:0;margin:24px 0 0;display:flex;flex-direction:column;gap:10px}
.ticks li{display:flex;gap:10px;align-items:flex-start;color:var(--ink2)}
.ticks li::before{content:"";flex:none;width:18px;height:18px;margin-top:3px;border-radius:50%;background:var(--teal-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='m6 10.5 2.6 2.6L14 7.6' fill='none' stroke='%232f6f73' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/14px no-repeat}
.phone{background:var(--surface);border:1px solid var(--line);border-radius:28px;box-shadow:var(--shadow);overflow:hidden;max-width:400px;width:100%;justify-self:center}
.phone-top{display:flex;align-items:center;gap:12px;padding:16px 18px;background:var(--navy);color:#fff}
.avatar{width:38px;height:38px;border-radius:50%;background:var(--teal);display:grid;place-items:center;font-family:var(--serif);font-size:1.1rem}
.who{display:flex;flex-direction:column;font-weight:600;font-size:.95rem;line-height:1.25}
.who small{font-weight:400;font-size:.78rem;color:#bcd0e6}
.chat{height:330px;overflow-y:auto;padding:18px 16px;display:flex;flex-direction:column;gap:10px;background:#f4f1ea}
.msg{max-width:84%;padding:10px 14px;border-radius:16px;font-size:.92rem;line-height:1.45;animation:pop .35s var(--ease) both}
.msg.bot{align-self:flex-start;background:#fff;border:1px solid var(--line-soft);border-bottom-left-radius:6px}
.msg.me{align-self:flex-end;background:var(--teal-soft);color:var(--ink);border-bottom-right-radius:6px}
.typing{align-self:flex-start;display:flex;gap:4px;padding:12px 14px;background:#fff;border-radius:16px;border:1px solid var(--line-soft)}
.typing i{width:6px;height:6px;border-radius:50%;background:var(--muted);opacity:.5;animation:blink 1s infinite}
.typing i:nth-child(2){animation-delay:.15s}.typing i:nth-child(3){animation-delay:.3s}
.replies{display:flex;flex-wrap:wrap;gap:8px;padding:14px 16px 18px;border-top:1px solid var(--line-soft);min-height:74px}
.replies button{min-height:40px;padding:8px 14px;border-radius:999px;border:1px solid var(--teal);background:#fff;color:var(--teal-ink);font:600 .86rem var(--sans);cursor:pointer;transition:background-color .2s,color .2s}
.replies button:hover{background:var(--teal);color:#fff}
@keyframes pop{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
@keyframes blink{50%{opacity:1}}

/* booking */
.book-grid{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1fr);gap:clamp(32px,6vw,88px);align-items:start}
.mini{margin:26px 0 0;padding:0;list-style:none;counter-reset:m;display:flex;flex-direction:column;gap:12px}
.mini li{counter-increment:m;display:flex;gap:12px;align-items:center;color:var(--ink2)}
.mini li::before{content:counter(m);flex:none;width:28px;height:28px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;font-size:.8rem;font-weight:700}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow)}
.form{padding:clamp(22px,3vw,34px);display:flex;flex-direction:column;gap:18px}
.field{display:flex;flex-direction:column;gap:7px;border:0;margin:0;padding:0;min-width:0}
.field label,.field legend{font-weight:600;font-size:.9rem;color:var(--ink);padding:0}
.opt{font-weight:400;color:var(--muted)}
input[type=text],input[type=date],select,textarea{width:100%;min-height:46px;padding:11px 14px;border:1px solid #d6d0c4;border-radius:10px;background:#fff;color:var(--ink);font:400 1rem var(--sans);transition:border-color .2s,box-shadow .2s}
textarea{resize:vertical;min-height:92px}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--teal);box-shadow:0 0 0 3px rgba(47,111,115,.18)}
[aria-invalid=true]{border-color:#b4442c!important}
.err{color:#a63a24;font-size:.84rem}
.row{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);gap:16px}
.seg{display:flex;border:1px solid #d6d0c4;border-radius:10px;overflow:hidden;background:#fff}
.seg input{position:absolute;opacity:0;pointer-events:none}
.seg label{flex:1;text-align:center;padding:11px 6px;font-weight:500;font-size:.88rem;cursor:pointer;color:var(--ink2);transition:background-color .2s,color .2s;min-height:44px;display:flex;align-items:center;justify-content:center}
.seg label+input+label{border-left:1px solid #e3ddd2}
.seg input:checked+label{background:var(--navy);color:#fff}
.seg input:focus-visible+label{outline:2px solid var(--teal);outline-offset:-3px}
.check{display:flex;gap:10px;align-items:flex-start;font-size:.93rem;color:var(--ink2);cursor:pointer}
.check input{width:20px;height:20px;margin:2px 0 0;accent-color:var(--navy);flex:none}
.preview{background:var(--tint);border:1px dashed #cfc7b8;border-radius:12px;padding:14px 16px}
.preview-k{font-size:.84rem;color:var(--muted);margin-bottom:8px}
.preview pre{margin:0;white-space:pre-wrap;font:500 .9rem/1.5 var(--sans);color:var(--ink)}
.form-status{font-size:.9rem;color:var(--teal-ink);min-height:1px}

/* FAQ (accordion) */
.faq-grid{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:clamp(32px,6vw,88px);align-items:start}
.acc{border-top:1px solid var(--line)}
.acc details{border-bottom:1px solid var(--line)}
.acc summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:22px 0;font-weight:600;font-size:1.04rem;min-height:44px}
.acc summary::-webkit-details-marker{display:none}
.chev{flex:none;width:28px;height:28px;border-radius:50%;border:1px solid var(--line);position:relative;transition:transform .3s var(--ease),background-color .3s}
.chev::before,.chev::after{content:"";position:absolute;left:50%;top:50%;width:10px;height:1.6px;background:var(--ink);transform:translate(-50%,-50%)}
.chev::after{transform:translate(-50%,-50%) rotate(90deg);transition:transform .3s var(--ease)}
.acc details[open] .chev{background:var(--teal-soft);border-color:transparent}
.acc details[open] .chev::after{transform:translate(-50%,-50%) rotate(0)}
.acc-b{padding:0 44px 22px 0;color:var(--muted)}
.js .acc details[open] .acc-b{animation:pop .35s var(--ease)}

/* contact */
.contact{background:var(--navy);color:#e6edf6;padding:clamp(72px,9vw,112px) 0}
.contact h2{color:#fff}
.contact-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:48px;align-items:end}
.info{margin:28px 0 0;display:grid;gap:18px}
.info div{display:grid;grid-template-columns:110px 1fr;gap:16px;padding-bottom:18px;border-bottom:1px solid rgba(255,255,255,.12)}
.info dt{font-size:.76rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:#a9bdd6;padding-top:3px}
.info dd{margin:0;color:#fff}
.info a{color:#fff}
.contact-cta{display:flex;flex-direction:column;gap:12px;align-items:flex-start;padding:32px;border:1px solid rgba(255,255,255,.14);border-radius:var(--r-lg);background:rgba(255,255,255,.03)}
.cc-title{font-family:var(--serif);font-size:1.7rem;color:#fff;margin-bottom:8px}
.contact-cta .btn{width:100%}

.foot{background:var(--navy);color:#a9bdd6;border-top:1px solid rgba(255,255,255,.1);font-size:.85rem}
.foot a{color:#d6e2f0}.foot a:hover{color:#fff}
.foot-in{padding-top:24px;padding-bottom:28px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 24px}

.mobile-cta{display:none}

/* motion: subtle entrances */
.js .fade{opacity:0;transform:translateY(14px);filter:blur(4px);transition:opacity .9s var(--ease) var(--d,0ms),transform .9s var(--ease) var(--d,0ms),filter .9s var(--ease) var(--d,0ms)}
.js.loaded .fade{opacity:1;transform:none;filter:none}
.js [data-reveal]{opacity:0;transform:translateY(16px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.js [data-reveal].is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .js .fade,.js [data-reveal]{opacity:1!important;transform:none!important;filter:none!important;transition:none!important}
  .hero-media img,.t-img img{transform:none!important;transition:none!important}
  .msg,.acc-b{animation:none!important}
}

/* responsive */
@media (max-width:1040px){
  .nav{gap:18px}.hide-md{display:none}
  .treat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .t-card.img{grid-template-columns:1fr}
  .t-card.img .t-img{aspect-ratio:16/10;min-height:0}
  .t-card.img,.t-card.plain{grid-column:span 1}
}
@media (max-width:900px){
  .menu-btn{display:inline-flex}
  .nav{position:absolute;top:100%;left:0;right:0;flex-direction:column;gap:0;margin:0;padding:8px 24px 18px;background:var(--bg);border-bottom:1px solid var(--line);box-shadow:0 18px 30px -24px rgba(15,30,51,.4);display:none}
  .nav.open{display:flex}
  .nav a{padding:14px 0;border-bottom:1px solid var(--line-soft);font-size:1rem}
  .nav a::after{display:none}
  .bar-in{gap:12px;position:relative}
  .bar-actions{margin-left:auto}
  .hero-grid,.visit-grid,.rec-grid,.book-grid,.faq-grid,.contact-grid{grid-template-columns:1fr}
  .hero-media{order:-1;aspect-ratio:4/3}
  .visit-media{aspect-ratio:16/11}
  .quick{grid-template-columns:1fr}
  .quick li+li{border-left:0;border-top:1px solid var(--line-soft)}
  .mobile-cta{display:flex;gap:10px;position:fixed;left:0;right:0;bottom:0;z-index:60;padding:10px 16px calc(10px + env(safe-area-inset-bottom));background:rgba(250,248,244,.94);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-top:1px solid var(--line);transform:translateY(110%);transition:transform .35s var(--ease)}
  .mobile-cta.show{transform:none}
  .mobile-cta .btn{flex:1}.mobile-cta .btn.ghost{flex:.5}
  .foot{padding-bottom:76px}
}
@media (max-width:600px){
  .wrap,.bar-in{padding-left:16px;padding-right:16px}
  .bar-actions .btn.primary{display:none}
  .treat-grid{grid-template-columns:1fr}
  .row{grid-template-columns:1fr}
  .hero-cta .btn{width:100%}
  .hero-card{left:12px;right:12px;bottom:12px}
  .info div{grid-template-columns:1fr;gap:4px}
  .acc-b{padding-right:0}
  .contact-cta{padding:22px}
}