/* ==========================================================================
   Ying Wang · 王颖 — postpartum doula & confinement care
   ========================================================================== */

:root{
  --ink:#2b2320;
  --ink-2:#5c5049;
  --ink-3:#8a7d74;
  --plum:#5b3a58;
  --plum-2:#7d5478;
  --plum-3:#f0e7ef;
  --rose:#c2807c;
  --gold:#b8935a;
  --cream:#fdfaf6;
  --cream-2:#f6efe6;
  --cream-3:#efe4d6;
  --line:#e7dbcd;
  --white:#fff;

  --serif:"Noto Serif SC",'Songti SC','SimSun',serif;
  --display:"Playfair Display",'Noto Serif SC',Georgia,serif;
  --sans:"Plus Jakarta Sans","Noto Serif SC",-apple-system,'Segoe UI',sans-serif;

  --wrap:1180px;
  --r:14px;
  --shadow:0 1px 2px rgba(43,35,32,.05),0 8px 28px -12px rgba(43,35,32,.18);
  --shadow-lg:0 2px 6px rgba(43,35,32,.06),0 24px 60px -20px rgba(43,35,32,.26);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:88px;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--cream);color:var(--ink);
  font-family:var(--sans);font-size:17px;line-height:1.75;
  font-weight:350;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
h1,h2,h3{margin:0;line-height:1.25;font-weight:600;letter-spacing:-.01em}
p{margin:0 0 1.1em}
p:last-child{margin-bottom:0}

.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:24px}
.wrap-narrow{max-width:820px}

.skip{position:absolute;left:-9999px;top:0;background:var(--plum);color:#fff;padding:12px 18px;z-index:200}
.skip:focus{left:12px;top:12px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  background:var(--plum);color:#fff;text-decoration:none;
  font-family:var(--sans);font-size:15px;font-weight:600;letter-spacing:.01em;
  padding:13px 26px;border:1px solid var(--plum);border-radius:100px;cursor:pointer;
  transition:background .2s,transform .2s,box-shadow .2s;
}
.btn:hover{background:var(--plum-2);border-color:var(--plum-2);transform:translateY(-1px);box-shadow:0 10px 24px -12px rgba(91,58,88,.7)}
.btn-ghost{background:transparent;color:var(--plum);border-color:var(--line)}
.btn-ghost:hover{background:var(--plum-3);border-color:var(--plum-2);color:var(--plum);box-shadow:none}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-full{width:100%;margin-top:auto}

/* ---------- nav ---------- */
.nav{
  position:sticky;top:0;z-index:100;
  background:rgba(253,250,246,.85);backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;transition:border-color .25s,box-shadow .25s;
}
.nav.stuck{border-bottom-color:var(--line);box-shadow:0 4px 20px -14px rgba(43,35,32,.4)}
.nav-inner{display:flex;align-items:center;gap:24px;height:74px}
.brand{display:flex;align-items:baseline;gap:9px;text-decoration:none;flex-shrink:0}
.brand-cn{font-family:var(--serif);font-size:23px;font-weight:700;letter-spacing:.06em;color:var(--plum)}
.brand-en{font-family:var(--display);font-size:15px;font-style:italic;color:var(--ink-3)}
.nav-links{display:flex;gap:26px;margin-left:auto}
.nav-links a{
  text-decoration:none;font-size:14.5px;font-weight:500;color:var(--ink-2);
  padding:4px 0;border-bottom:1.5px solid transparent;transition:color .2s,border-color .2s;white-space:nowrap;
}
.nav-links a:hover{color:var(--plum);border-bottom-color:var(--plum)}
.nav-right{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav-links+.nav-right{margin-left:24px}

.lang{
  display:inline-flex;align-items:center;justify-content:center;background:none;
  border:1px solid var(--line);border-radius:100px;padding:7px 14px;cursor:pointer;
  font-family:var(--sans);font-size:13px;font-weight:600;color:var(--ink-2);
  text-decoration:none;white-space:nowrap;transition:color .2s,border-color .2s,background .2s;
}
.lang:hover{color:var(--plum);border-color:var(--plum);background:var(--plum-3)}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;padding:8px;cursor:pointer}
.burger span{display:block;width:22px;height:1.5px;background:var(--ink);transition:.25s}

/* ---------- hero ---------- */
.hero{padding:clamp(48px,7vw,92px) 0 clamp(56px,7vw,96px);overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:clamp(32px,5vw,72px);align-items:center}
.eyebrow{
  font-size:12.5px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;
  color:var(--gold);margin:0 0 22px;
}
.hero h1{font-size:clamp(34px,5.2vw,60px);margin-bottom:26px;letter-spacing:-.02em}
.h1-cn{display:block;font-family:var(--serif);font-weight:700;color:var(--ink)}
.h1-em{display:block;font-family:var(--display);font-style:italic;font-weight:500;color:var(--plum);font-size:.72em;margin-top:.18em}
.lede{font-size:clamp(16px,1.35vw,18px);color:var(--ink-2);max-width:34em;line-height:1.85}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin:30px 0 38px}
.hero-badges{list-style:none;display:flex;gap:clamp(20px,3vw,44px);margin:0;padding:26px 0 0;border-top:1px solid var(--line)}
.hero-badges li{display:flex;flex-direction:column;gap:2px}
.hero-badges strong{font-family:var(--display);font-size:30px;font-weight:600;color:var(--plum);line-height:1}
.hero-badges span{font-size:13px;color:var(--ink-3);letter-spacing:.02em}
.star{color:var(--gold);font-size:.62em;margin-left:2px;vertical-align:.22em}
.plus{color:var(--gold);font-size:.7em}

.hero-photo{position:relative}
.hero-photo img{
  width:100%;border-radius:200px 200px var(--r) var(--r);
  aspect-ratio:3/3.8;object-fit:cover;object-position:50% 28%;box-shadow:var(--shadow-lg);
}
.hero-photo::after{
  content:"";position:absolute;inset:auto -22px -22px auto;width:62%;height:52%;
  border:1px solid var(--cream-3);border-radius:0 0 var(--r) 0;z-index:-1;
}
.photo-tag{
  position:absolute;left:-18px;bottom:34px;background:var(--white);
  padding:11px 20px;border-radius:100px;box-shadow:var(--shadow);
  font-family:var(--serif);font-size:14px;font-weight:600;letter-spacing:.04em;color:var(--plum);
}

/* ---------- credential strip ---------- */
.strip{background:var(--plum);color:#fff;padding:clamp(38px,4.5vw,54px) 0}
.strip-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(24px,3.5vw,48px)}
.strip-item{position:relative;padding-left:20px}
.strip-item::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:2px;background:rgba(255,255,255,.28)}
.strip-item h3{font-family:var(--serif);font-size:17px;font-weight:600;margin-bottom:8px;letter-spacing:.02em}
.strip-item p{font-size:14px;line-height:1.7;color:rgba(255,255,255,.78);margin:0}

/* ---------- sections ---------- */
.sec{padding:clamp(60px,8vw,110px) 0}
.sec-tint{background:var(--cream-2)}
.sec-head{max-width:660px;margin-bottom:clamp(36px,4.5vw,60px)}
.kicker{
  font-size:12.5px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;
  color:var(--gold);margin:0 0 14px;
}
.sec h2{font-family:var(--serif);font-size:clamp(26px,3.4vw,40px);margin-bottom:16px}
.sec-sub{color:var(--ink-2);font-size:16.5px;margin:0;line-height:1.8}

/* ---------- about ---------- */
.about-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:clamp(32px,5vw,72px);align-items:center}
.about-photo img{border-radius:var(--r);aspect-ratio:1;object-fit:cover;box-shadow:var(--shadow-lg)}
.about-copy p{color:var(--ink-2);line-height:1.85}
.chips{list-style:none;display:flex;flex-wrap:wrap;gap:9px;margin:26px 0 0;padding:0}
.chips li{
  font-size:13px;font-weight:500;color:var(--plum);background:var(--plum-3);
  padding:7px 15px;border-radius:100px;
}

/* ---------- service cards ---------- */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(258px,1fr));gap:20px}
.card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r);
  padding:32px 28px;position:relative;transition:transform .25s,box-shadow .25s,border-color .25s;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--cream-3)}
.card-num{
  font-family:var(--display);font-size:13px;font-weight:600;letter-spacing:.1em;
  color:var(--gold);display:block;margin-bottom:14px;
}
.card h3{font-family:var(--serif);font-size:19px;margin-bottom:12px}
.card p{font-size:15px;color:var(--ink-2);line-height:1.8;margin:0}

.skills{margin-top:clamp(36px,4vw,54px);padding-top:clamp(32px,4vw,46px);border-top:1px solid var(--line)}
.skills h3{font-family:var(--serif);font-size:18px;margin-bottom:20px;color:var(--ink)}
.skill-list{list-style:none;display:grid;grid-template-columns:repeat(auto-fit,minmax(226px,1fr));gap:11px 26px;margin:0;padding:0}
.skill-list li{position:relative;padding-left:22px;font-size:14.5px;color:var(--ink-2)}
.skill-list li::before{
  content:"";position:absolute;left:0;top:.62em;width:7px;height:7px;
  border-radius:50%;background:var(--rose);
}

/* ---------- 4-week roadmap ---------- */
.weeks{display:grid;grid-template-columns:repeat(auto-fit,minmax(252px,1fr));gap:20px}
.week{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r);padding:30px 26px;
  display:flex;flex-direction:column;
}
.week-tag{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.week-no{font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3)}
.week-cn{
  font-family:var(--serif);font-size:30px;font-weight:700;color:var(--plum);
  background:var(--plum-3);width:52px;height:52px;border-radius:50%;
  display:grid;place-items:center;line-height:1;
}
.week h3{font-family:var(--serif);font-size:17.5px;margin-bottom:18px;color:var(--ink)}
.week dl{margin:0;font-size:14px}
.week dt{
  font-size:11.5px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
  color:var(--gold);margin-bottom:5px;
}
.week dd{margin:0 0 15px;color:var(--ink-2);line-height:1.75}
.week dd:last-child{margin-bottom:0}

/* ---------- packages ---------- */
.pkgs{display:grid;grid-template-columns:repeat(auto-fit,minmax(258px,1fr));gap:20px;align-items:stretch}
.pkg{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r);
  padding:32px 28px;display:flex;flex-direction:column;position:relative;
}
.pkg-feature{border-color:var(--plum);box-shadow:var(--shadow-lg)}
.pkg-flag{
  position:absolute;top:-11px;left:28px;background:var(--plum);color:#fff;
  font-size:11.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  padding:5px 14px;border-radius:100px;
}
.pkg h3{font-family:var(--serif);font-size:19px;margin-bottom:6px}
.pkg-meta{font-size:13px;color:var(--ink-3);margin-bottom:20px;letter-spacing:.02em}
.pkg ul{list-style:none;margin:0 0 24px;padding:0;display:grid;gap:11px}
.pkg li{position:relative;padding-left:24px;font-size:14.5px;color:var(--ink-2);line-height:1.65}
.pkg li::before{
  content:"";position:absolute;left:2px;top:.48em;width:11px;height:6px;
  border-left:1.8px solid var(--rose);border-bottom:1.8px solid var(--rose);transform:rotate(-45deg);
}
.pkg-price{
  font-family:var(--display);font-size:20px;font-style:italic;color:var(--plum);
  margin:auto 0 18px;padding-top:18px;border-top:1px solid var(--line);
}

/* ---------- reviews ---------- */
.reviews{columns:3;column-gap:20px}
.reviews.collapsed .rev:nth-child(n+5){display:none}
.rev{
  break-inside:avoid;margin:0 0 20px;background:var(--white);
  border:1px solid var(--line);border-radius:var(--r);padding:28px 26px;
}
.stars{color:var(--gold);font-size:14px;letter-spacing:3px;margin-bottom:14px}
.rev p{font-size:14.5px;line-height:1.85;color:var(--ink-2);margin:0 0 16px}
.rev footer{
  font-size:12.5px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3);
  padding-top:14px;border-top:1px solid var(--cream-3);
}
.rev-more{text-align:center;margin-top:8px}

/* ---------- certificates ---------- */
.certs{display:grid;grid-template-columns:repeat(auto-fit,minmax(258px,1fr));gap:20px}
.cert{margin:0;background:var(--white);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.cert img{
  width:100%;aspect-ratio:4/3;object-fit:cover;object-position:50% 42%;
  cursor:zoom-in;transition:transform .35s;background:var(--cream-2);
}
.cert:hover img{transform:scale(1.03)}
.cert figcaption{padding:18px 20px 20px;display:flex;flex-direction:column;gap:5px}
.cert figcaption strong{font-family:var(--serif);font-size:15px;font-weight:600;color:var(--ink)}
.cert figcaption span{font-size:12.5px;color:var(--ink-3);line-height:1.6}
.cert-note{
  margin-top:26px;font-size:13.5px;color:var(--ink-3);line-height:1.8;
  padding-left:18px;border-left:2px solid var(--cream-3);max-width:70ch;
}

/* ---------- faq ---------- */
.faq details{border-bottom:1px solid var(--line)}
.faq summary{
  cursor:pointer;list-style:none;padding:22px 40px 22px 0;position:relative;
  font-family:var(--serif);font-size:16.5px;font-weight:600;color:var(--ink);
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"";position:absolute;right:6px;top:50%;width:9px;height:9px;
  border-right:1.8px solid var(--plum);border-bottom:1.8px solid var(--plum);
  transform:translateY(-70%) rotate(45deg);transition:transform .25s;
}
.faq details[open] summary::after{transform:translateY(-25%) rotate(-135deg)}
.faq summary:hover{color:var(--plum)}
.faq p{padding:0 0 24px;margin:0;color:var(--ink-2);font-size:15.5px;line-height:1.85;max-width:66ch}

/* ---------- contact ---------- */
.contact{background:var(--plum);color:#fff}
.contact-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:clamp(32px,5vw,70px);align-items:center}
.contact .kicker{color:#e0c79a}
.contact h2{font-family:var(--serif);color:#fff}
.contact-copy>p{color:rgba(255,255,255,.8);max-width:38em;line-height:1.85}
.contact-list{list-style:none;margin:32px 0 0;padding:0;display:grid;gap:2px}
.contact-list li{
  display:flex;align-items:baseline;gap:18px;padding:15px 0;
  border-top:1px solid rgba(255,255,255,.16);
}
.contact-list li:last-child{border-bottom:1px solid rgba(255,255,255,.16)}
.c-label{
  font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:rgba(255,255,255,.55);min-width:104px;flex-shrink:0;
}
.c-value{font-family:var(--display);font-size:20px;color:#fff;text-decoration:none;word-break:break-word}
a.c-value:hover{color:#e0c79a}
.contact-qr{background:#fff;border-radius:var(--r);padding:22px;text-align:center;box-shadow:var(--shadow-lg)}
.contact-qr img{border-radius:8px;margin-bottom:14px}
.contact-qr p{font-size:13.5px;color:var(--ink-2);margin:0;line-height:1.6}

/* ---------- footer ---------- */
.foot{background:var(--ink);color:rgba(255,255,255,.62);padding:46px 0}
.foot-inner{display:flex;flex-wrap:wrap;gap:24px;align-items:center;justify-content:space-between}
.foot-name{font-family:var(--serif);font-size:17px;font-weight:600;color:#fff;margin:0 0 4px;letter-spacing:.05em}
.foot-sub{font-size:13.5px;margin:0}
.foot-legal{font-size:12.5px;max-width:44ch;margin:0;line-height:1.7;color:rgba(255,255,255,.45)}

/* ---------- lightbox ---------- */
.lightbox{
  position:fixed;inset:0;z-index:300;background:rgba(28,22,20,.93);
  display:grid;place-items:center;padding:32px;
}
.lightbox[hidden]{display:none}
.lightbox img{max-width:min(1100px,94vw);max-height:88vh;border-radius:8px;object-fit:contain}
.lb-close{
  position:absolute;top:22px;right:26px;background:none;border:0;color:#fff;
  font-size:38px;line-height:1;cursor:pointer;padding:8px;
}

/* ---------- responsive ---------- */
@media (max-width:1040px){
  .reviews{columns:2}
  .nav-links{display:none}
}
@media (max-width:900px){
  .hero-grid,.about-grid,.contact-grid{grid-template-columns:1fr}
  .hero-photo{max-width:420px;margin-inline:auto;order:-1}
  .hero-photo::after{display:none}
  .about-photo{max-width:440px}
  .strip-grid{grid-template-columns:1fr;gap:24px}
  .contact-qr{max-width:330px}
}
@media (max-width:760px){
  body{font-size:16px}
  .burger{display:flex}
  .nav-inner{height:64px}
  html{scroll-padding-top:74px}
  .nav-links{
    display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;gap:0;
    background:var(--cream);border-bottom:1px solid var(--line);padding:8px 24px 20px;
    box-shadow:var(--shadow);
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:13px 0;border-bottom:1px solid var(--line)}
  .nav-links a:last-child{border-bottom:0}
  .nav-right{margin-left:auto}
  .reviews{columns:1}
  .hero-badges{gap:22px}
  .hero-badges strong{font-size:25px}
  .contact-list li{flex-direction:column;gap:4px}
  .c-label{min-width:0}
  .foot-inner{flex-direction:column;align-items:flex-start}
}
@media (max-width:420px){
  .wrap{padding-inline:18px}
  .btn{padding:12px 20px}
  .photo-tag{left:8px;bottom:14px}
}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
}

/* reveal-on-scroll */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}