/* Sperling Dermatology (Dr. Shari Sperling) — "Celebrity Skin" identity
   charcoal-ink + warm ivory + bright ice-turquoise + gold · Playfair Display + Outfit
   glam editorial cosmetic + medical derm · photo-forward, bold */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,500;0,600;0,700;1,500&family=Outfit:wght@300;400;500;600;700&display=swap');

:root{
  --ivory:#f5f1ea; --ivory-2:#ebe4d8; --card:#ffffff;
  --ink:#1c2024; --ink-2:#2b3036; --soft:#5f6670; --line:#e2dccf;
  --teal:#15a6b8; --teal-2:#0f8290; --teal-soft:#dcf2f4;
  --gold:#c6a45a; --gold-2:#a6843c; --gold-soft:#f1e7cf;
  --maxw:1180px; --r:3px; --r-lg:10px;
  --shadow:0 1px 2px rgba(28,32,36,.06),0 18px 48px rgba(28,32,36,.14);
  --shadow-sm:0 1px 2px rgba(28,32,36,.07),0 6px 18px rgba(28,32,36,.08);
  --disp:'Playfair Display',Georgia,serif; --sans:'Outfit',-apple-system,system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--ivory);color:var(--ink);font-family:var(--sans);
  font-size:17px;line-height:1.65;font-weight:300;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{max-width:100%;display:block}
a{color:var(--teal-2);text-decoration:none}
a:hover{color:var(--gold-2)}
h1,h2,h3,h4{font-family:var(--disp);font-weight:600;line-height:1.12;letter-spacing:-.005em;margin:0 0 .5em;color:var(--ink)}
h1{font-size:clamp(2.6rem,6vw,4.6rem);font-weight:700}
h2{font-size:clamp(2rem,3.8vw,3rem)}
h3{font-size:1.35rem}
p{margin:0 0 1.1em}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 26px}
.eyebrow{font-family:var(--sans);font-size:.74rem;font-weight:600;letter-spacing:.28em;
  text-transform:uppercase;color:var(--teal-2);margin:0 0 1.1rem;display:flex;align-items:center;gap:.8rem}
.eyebrow::before{content:"";width:30px;height:1px;background:var(--gold)}
.eyebrow.c{justify-content:center}
.lede{font-size:1.2rem;color:var(--soft);line-height:1.7;font-weight:300}
.muted{color:var(--soft)}
.center{text-align:center}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--sans);font-weight:600;
  font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;padding:1rem 2rem;border-radius:var(--r);border:1px solid transparent;cursor:pointer;transition:.2s ease}
.btn-primary{background:var(--ink);color:var(--ivory)}
.btn-primary:hover{background:var(--teal-2);color:#fff;transform:translateY(-1px)}
.btn-teal{background:var(--teal);color:#fff}
.btn-teal:hover{background:var(--teal-2);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--gold)}
.btn-ghost:hover{background:var(--card);color:var(--gold-2)}
.btn-on-ink{background:var(--teal);color:#fff}
.btn-on-ink:hover{background:#fff;color:var(--ink)}
.btn-outline-w{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.btn-outline-w:hover{background:var(--teal);color:#fff;border-color:var(--teal)}

/* header */
.site-header{position:sticky;top:0;z-index:60;background:rgba(245,241,234,.9);
  backdrop-filter:saturate(150%) blur(12px);border-bottom:1px solid transparent;transition:.25s}
.site-header.scrolled{border-bottom-color:var(--line);box-shadow:0 6px 24px rgba(28,32,36,.06)}
.nav-bar{display:flex;align-items:center;justify-content:space-between;height:80px}
.brand{display:flex;flex-direction:column;line-height:1.05;font-family:var(--disp);font-size:1.45rem;color:var(--ink);letter-spacing:.01em;font-weight:700}
.brand small{font-family:var(--sans);font-size:.54rem;letter-spacing:.26em;text-transform:uppercase;color:var(--teal-2);font-weight:600;margin-top:4px}
.nav-links{display:flex;align-items:center;gap:1.6rem;list-style:none;margin:0;padding:0}
.nav-links a{font-family:var(--sans);font-size:.82rem;font-weight:500;letter-spacing:.06em;text-transform:uppercase;color:var(--ink)}
.nav-links a:hover{color:var(--teal-2)}
.nav-cta{margin-left:.4rem}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px;flex-direction:column;gap:5px}
.nav-toggle span{width:24px;height:1.5px;background:var(--ink);transition:.2s}
.nav-toggle[aria-expanded=true] span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.nav-toggle[aria-expanded=true] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded=true] span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}

/* hero */
.hero{position:relative;overflow:hidden;background:var(--ink);color:#cdd2d8}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;align-items:stretch;min-height:84vh}
.hero-copy{padding:5rem 4rem 5rem 0;display:flex;flex-direction:column;justify-content:center;max-width:580px}
.hero-copy h1{color:#fff;margin-bottom:.3em}
.hero-copy h1 .it{font-style:italic;color:var(--teal)}
.hero-copy p{color:#aab0ba}
.hero-actions{display:flex;gap:.9rem;flex-wrap:wrap;margin-top:1.8rem}
.hero-trust{display:flex;flex-wrap:wrap;gap:1.4rem;margin-top:2.2rem;align-items:center}
.hero-trust span{font-size:.82rem;font-weight:400;color:#8d94a0;display:flex;align-items:center;gap:.5rem}
.hero-trust span::before{content:"\2744";color:var(--teal)}
.hero-media{position:relative;margin-right:calc(50% - 50vw)}
.hero-media img{width:100%;height:100%;object-fit:cover;object-position:center;min-height:84vh}
.hero-media::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,var(--ink),transparent 30%)}

/* press / as-seen */
.press{display:flex;flex-wrap:wrap;gap:1rem 2.5rem;justify-content:center;align-items:center;font-family:var(--disp);font-style:italic;color:var(--soft);font-size:1.1rem}
.press span::before{content:"\2726";color:var(--gold);margin-right:.6rem;font-size:.7rem;font-style:normal}

/* sections */
section{padding:5.8rem 0}
.alt{background:var(--ivory-2)}
.ink-sec{background:var(--ink);color:#cdd2d8}
.ink-sec h2,.ink-sec h3{color:#fff}.ink-sec .lede,.ink-sec p{color:#aab0ba}
.ink-sec .eyebrow{color:var(--teal)}.ink-sec .eyebrow::before{background:var(--gold)}
.sec-head{max-width:680px;margin:0 0 3.2rem}
.sec-head.c{margin:0 auto 3.2rem;text-align:center}

/* category cards */
.grid{display:grid;gap:1.4rem}
.g-2{grid-template-columns:repeat(2,1fr)}
.g-4{grid-template-columns:repeat(4,1fr)}
.cat{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:2rem 1.7rem;transition:.25s}
.cat:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--teal)}
.cat .ci{width:50px;height:50px;color:var(--teal-2);margin-bottom:.9rem}
.cat h3{margin-bottom:.5rem;font-size:1.3rem}
.cat ul{list-style:none;margin:0;padding:0}
.cat li{font-size:.9rem;color:var(--soft);padding:.18rem 0}

/* split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}
.split.r .split-media{order:2}
.split-media{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow)}
.split-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3.4}
.aside-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:2.4rem;box-shadow:var(--shadow-sm)}
.aside-card h3{color:var(--ink)}
.kv{display:flex;justify-content:space-between;gap:1rem;padding:.85rem 0;border-bottom:1px dashed var(--line);font-size:.95rem}
.kv:last-child{border-bottom:0}
.kv .k{color:var(--soft)}.kv .v{font-weight:500;color:var(--ink);text-align:right}

/* feat */
.feat{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:2.1rem;border-left:3px solid var(--teal)}
.feat h3{font-size:1.32rem;margin-bottom:.5rem}.feat p{margin:0;color:var(--soft)}
.feat+.feat{margin-top:1.2rem}

/* stat band */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:2rem;text-align:center}
.stat .n{font-family:var(--disp);font-size:2.7rem;color:var(--teal);line-height:1}
.stat .l{font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;color:#8d94a0;margin-top:.4rem}

/* checks */
.checks{list-style:none;margin:1.2rem 0 0;padding:0;display:grid;gap:.7rem}
.checks li{position:relative;padding-left:1.7rem;color:var(--soft)}
.checks li::before{content:"\2744";position:absolute;left:0;top:.1em;color:var(--teal);font-size:.85rem}
.cols-2{columns:2;column-gap:2.5rem}.cols-2 li{break-inside:avoid}
@media (max-width:620px){.cols-2{columns:1}}

/* locations */
.locs{display:grid;grid-template-columns:repeat(2,1fr);gap:1.6rem}
.loc{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:2rem;border-top:4px solid var(--teal)}
.loc h3{margin-bottom:.4rem}.loc p{margin:0 0 .3rem;color:var(--soft);font-size:.96rem}

/* faq */
.faq{max-width:800px;margin:0 auto;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:.4rem 2rem}
.faq details{border-bottom:1px solid var(--line);padding:1.3rem 0}.faq details:last-child{border-bottom:0}
.faq summary{font-family:var(--disp);font-size:1.2rem;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:1rem;align-items:center;color:var(--ink)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--sans);font-size:1.4rem;color:var(--teal-2);transition:.2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{margin:1rem 0 0;color:var(--soft)}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:3rem}
.info-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:1.8rem}
.info-row{display:flex;gap:.9rem;padding:.85rem 0;border-bottom:1px solid var(--line)}
.info-row:last-child{border-bottom:0}
.info-row .ic{color:var(--teal-2);flex:0 0 22px;margin-top:2px}
.info-row b{display:block;font-size:.72rem;letter-spacing:.13em;text-transform:uppercase;color:var(--soft);font-weight:600;margin-bottom:.15rem}
.map-embed{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);height:280px;margin-top:1.3rem}
.map-embed iframe{width:100%;height:100%;border:0}
.field{margin-bottom:1.1rem}
.field label{display:block;font-size:.72rem;font-weight:600;letter-spacing:.13em;text-transform:uppercase;color:var(--soft);margin-bottom:.4rem}
.field input,.field textarea,.field select{width:100%;padding:.85rem 1rem;border:1px solid var(--line);border-radius:var(--r);background:#fff;font-family:var(--sans);font-size:1rem;color:var(--ink)}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--teal);box-shadow:0 0 0 3px var(--teal-soft)}

/* CTA */
.cta-band{background:var(--ink);border-radius:var(--r-lg);padding:3.6rem;text-align:center;position:relative;overflow:hidden}
.cta-band::after{content:"";position:absolute;left:0;right:0;bottom:0;height:3px;background:linear-gradient(90deg,var(--teal),var(--gold))}
.cta-band h2{color:#fff}.cta-band p{color:#aab0ba}

/* footer */
.site-footer{background:var(--ink);color:#9097a2;padding:4.5rem 0 2rem}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:2.5rem;margin-bottom:2.5rem}
.site-footer h4{color:#fff;font-family:var(--sans);font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;font-weight:600;margin-bottom:1.1rem}
.site-footer a{color:#9097a2;display:block;margin-bottom:.55rem;font-size:.94rem}
.site-footer a:hover{color:var(--teal)}
.foot-brand{font-family:var(--disp);font-size:1.5rem;color:#fff;margin-bottom:.5rem;letter-spacing:.01em;font-weight:700}
.foot-brand small{display:block;font-family:var(--sans);font-size:.56rem;letter-spacing:.26em;text-transform:uppercase;color:var(--teal);margin-top:4px}
.foot-bot{border-top:1px solid rgba(255,255,255,.1);padding-top:1.6rem;display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;font-size:.84rem;color:#646b76}
.foot-bot a{display:inline;color:#646b76}

/* sticky mobile bar */
.mobar{display:none;position:fixed;left:0;right:0;bottom:0;z-index:70;background:var(--ink);padding:.6rem;gap:.6rem}
.mobar a{flex:1;text-align:center;justify-content:center}

/* reveal */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .8s ease,transform .8s ease}
.reveal.in{opacity:1;transform:none}
.reveal[data-d="1"]{transition-delay:.1s}.reveal[data-d="2"]{transition-delay:.2s}.reveal[data-d="3"]{transition-delay:.3s}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* responsive */
@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr;min-height:0}
  .hero-copy{padding:3rem 0 2.5rem;max-width:none}
  .hero-media{margin:0 calc(50% - 50vw);height:64vw;max-height:460px}
  .hero-media img{min-height:0;height:100%}
  .hero-media::after{background:linear-gradient(0deg,var(--ink),transparent 45%)}
  .split{grid-template-columns:1fr;gap:2.2rem}.split.r .split-media{order:0}
  .g-2,.g-4{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr);gap:1.5rem}
  .locs{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .contact-grid{grid-template-columns:1fr}
}
@media (max-width:760px){
  .nav-links{position:fixed;inset:80px 0 auto 0;flex-direction:column;align-items:stretch;gap:0;
    background:var(--ivory);border-bottom:1px solid var(--line);padding:.5rem 26px 1.2rem;
    transform:translateY(-140%);transition:transform .3s ease;box-shadow:0 16px 30px rgba(28,32,36,.1)}
  .nav-links.open{transform:none}
  .nav-links li{border-bottom:1px solid var(--line)}.nav-links li:last-child{border-bottom:0}
  .nav-links a{display:block;padding:1rem .2rem}
  .nav-cta{margin:.7rem 0 0}.nav-cta a{display:block;text-align:center}
  .nav-toggle{display:flex}
  .g-2,.g-4{grid-template-columns:1fr}
  .cta-band{padding:2.4rem 1.6rem}
  .foot-grid{grid-template-columns:1fr}
  body{padding-bottom:64px}.mobar{display:flex}
  section{padding:4rem 0}
}