/* KOTORA NAIL 錦糸町ネイルサロン — bảng màu lấy từ bộ 12 ảnh menu */
:root{
  --nen-sang:#FFFAF6; --nen-hong:#F3E4DF; --hong-nhat:#EDD4CF;
  --hong-dam:#D5A9A0; --vien:#E0ADAA; --chu:#4F3B3A; --chu-nhat:#695856; --nhan:#96594E;
  --serif:'Noto Serif JP','Hiragino Mincho ProN','Yu Mincho',serif;
  --gothic:'Noto Sans JP','Hiragino Sans','Yu Gothic',sans-serif;
  --rong:1080px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--gothic); color:var(--chu); line-height:1.9;
  font-size:16px; letter-spacing:.02em;
  background:linear-gradient(170deg,var(--nen-sang) 0%,var(--nen-hong) 55%,var(--hong-nhat) 100%);
  background-attachment:fixed; min-height:100vh;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
.wrap{max-width:var(--rong);margin:0 auto;padding:0 20px}

/* ── thanh điều hướng ── */
header.top{position:sticky;top:0;z-index:50;backdrop-filter:blur(10px);
  background:rgba(255,250,246,.88);border-bottom:1px solid var(--vien)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;
  gap:8px 16px;min-height:58px;flex-wrap:wrap;padding-top:6px;padding-bottom:6px}
.logo{display:flex;align-items:center;gap:10px;font-family:var(--serif);
  font-size:19px;letter-spacing:.14em;text-decoration:none;white-space:nowrap}
.logo img{width:40px;height:40px;flex:none;border-radius:50%}
.logo span{display:block}
.logo small{display:block;font-family:var(--gothic);font-size:10px;
  letter-spacing:.2em;color:var(--chu-nhat);margin-top:2px}
nav.main{display:flex;gap:0 20px;flex-wrap:wrap;row-gap:0}
nav.main a{font-size:14px;text-decoration:none;padding:11px 0;min-height:44px;
  display:flex;align-items:center;position:relative}
nav.main a::after{content:'';position:absolute;left:0;right:0;bottom:9px;height:1px;
  background:transparent;transition:background .2s}
nav.main a:hover::after,nav.main a[aria-current=page]::after{background:var(--nhan)}

/* ── khối chữ ── */
main{padding:44px 0 72px}
.eyebrow{font-size:12px;letter-spacing:.24em;color:var(--nhan);font-weight:600;
  text-transform:uppercase;margin-bottom:10px}
h1{font-family:var(--serif);font-size:clamp(28px,6vw,42px);
  line-height:1.35;font-weight:400;margin-bottom:14px}
h2{font-family:var(--serif);font-size:clamp(21px,4.4vw,27px);
  font-weight:400;margin:52px 0 16px;padding-bottom:10px;
  border-bottom:1px solid var(--vien)}
h3{font-size:16px;margin:26px 0 8px;font-weight:600}
p{margin-bottom:14px}
.lead{font-size:16px;line-height:2.05}
.muted{color:var(--chu-nhat);font-size:14px}

/* ── nút ── */

.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;background:var(--chu);color:#fff;text-decoration:none;
  padding:14px 30px;border-radius:999px;font-size:14px;letter-spacing:.06em;
  transition:opacity .2s}
.btn:hover{opacity:.85}
.btn.line2{background:transparent;color:var(--chu);border:1px solid var(--vien)}
.btns{display:flex;gap:12px;flex-wrap:wrap;margin:22px 0}

/* ── thẻ ── */
.card{background:rgba(255,255,255,.55);border:1px solid var(--vien);
  border-radius:14px;padding:22px}
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.g3{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
.g4{grid-template-columns:repeat(auto-fill,minmax(155px,1fr))}

/* ── bảng giá ── */
table.price{width:100%;border-collapse:collapse;margin:12px 0 6px;font-size:15px}
table.price th{text-align:left;font-weight:600;font-size:14px;letter-spacing:.08em;
  color:var(--nhan);padding:6px 0;border-bottom:1px solid var(--vien)}
table.price th:last-child{text-align:right}
table.price td{padding:11px 0;border-bottom:1px solid rgba(224,173,170,.4)}
table.price td:last-child{text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}
table.price tr:last-child td{border-bottom:none}
.note{font-size:14px;color:var(--chu-nhat);margin-top:8px;line-height:1.75}

/* ── nổi bật ── */
.pill{display:inline-block;background:var(--chu);color:#fff;border-radius:999px;
  padding:11px 24px;font-size:14px}
.hilite{background:rgba(255,255,255,.62);border:1px solid var(--vien);
  border-radius:14px;padding:20px 22px;margin:18px 0}

/* ── hero ── */
.hero{display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:center}
.hero img{border-radius:16px;border:1px solid var(--vien)}
@media(max-width:760px){.hero{grid-template-columns:1fr}}

/* ── ảnh mẫu ── */
.gal img{border-radius:12px;aspect-ratio:1;object-fit:cover;border:1px solid var(--vien)}

/* ── FAQ ── */
.qa{border-bottom:1px solid var(--vien);padding:20px 0}
.qa h2{font-family:var(--gothic);font-size:17px;font-weight:600;
  margin:0 0 10px;border:none;padding:0}
.qa p{margin:0}

/* ── chân trang ── */
footer.bot{border-top:1px solid var(--vien);background:rgba(255,250,246,.6);
  padding:34px 0;font-size:14px}
footer.bot .wrap{display:grid;gap:22px;grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
footer.bot a{text-decoration:none}
footer.bot a[href^='tel:']{display:inline-flex;align-items:center;min-height:44px}
footer.bot nav{display:flex;flex-direction:column}
footer.bot nav a{min-height:44px;display:flex;align-items:center}
.copy{text-align:center;font-size:11px;color:var(--chu-nhat);
  padding-top:22px;margin-top:22px;border-top:1px solid rgba(224,173,170,.35)}

/* ── hoạ tiết nơ ── */
.bow{width:44px;opacity:.55;margin:0 auto 14px}


/* ══ NÚT HAMBURGER ══ */
.burger{display:none;background:none;border:1px solid var(--vien);border-radius:10px;
  width:46px;height:46px;cursor:pointer;align-items:center;justify-content:center;
  flex-direction:column;gap:5px;padding:0}
.burger span{display:block;width:20px;height:1.5px;background:var(--chu);
  transition:transform .25s,opacity .2s}
.burger[aria-expanded=true] span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.burger[aria-expanded=true] span:nth-child(2){opacity:0}
.burger[aria-expanded=true] span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}

@media(max-width:760px){
  header.top{position:sticky;top:0}
  .top .wrap{flex-wrap:nowrap;min-height:58px}
  .logo{gap:8px;font-size:17px}
  .logo img{width:36px;height:36px}
  .burger{display:flex}
  nav.main{
    position:fixed;top:58px;left:0;right:0;z-index:60;align-self:stretch;
    height:calc(100vh - 58px);height:calc(100dvh - 58px);
    background:var(--nen-sang);
    flex-direction:column;gap:0;padding:8px 20px 28px;
    overflow-y:auto;
    transform:translateY(-12px);opacity:0;pointer-events:none;
    transition:opacity .22s,transform .22s;
  }
  nav.main.open{transform:none;opacity:1;pointer-events:auto}
  nav.main a{font-size:17px;min-height:60px;border-bottom:1px solid rgba(224,173,170,.45)}
  nav.main a::after{display:none}
  nav.main a[aria-current=page]{color:var(--nhan);font-weight:600}
  nav.main .panel-cta{margin-top:22px;display:flex;flex-direction:column;gap:12px}
  nav.main .panel-cta a{min-height:52px;justify-content:center;border:none;
    border-radius:999px;background:var(--chu);color:#fff;font-size:15px}
  nav.main .panel-cta a.alt{background:transparent;color:var(--chu);border:1px solid var(--vien)}
  body.menu-open{overflow:hidden}
  main{padding-top:30px}
  h2{margin-top:44px}
}
@media(min-width:761px){
  .top .wrap{flex-wrap:nowrap}
  nav.main .panel-cta{display:none}   /* chỉ dùng trong panel điện thoại */
}

/* ══ XEM ẢNH LỚN ══ */
.gal img{cursor:zoom-in}
#lb{position:fixed;inset:0;z-index:200;background:rgba(41,31,30,.97);
  display:none;align-items:center;justify-content:center;padding:56px 12px 84px}
#lb.open{display:flex}
#lb img{max-width:100%;max-height:100%;width:auto;height:auto;
  border-radius:10px;object-fit:contain;box-shadow:0 18px 60px rgba(0,0,0,.45)}
#lb .cap{position:absolute;left:0;right:0;bottom:30px;text-align:center;
  color:#F3E4DF;font-size:14px;padding:0 20px;line-height:1.7}
#lb button{position:absolute;background:rgba(255,250,246,.14);border:1px solid rgba(243,228,223,.4);
  color:#FFFAF6;border-radius:999px;cursor:pointer;
  width:48px;height:48px;font-size:22px;line-height:1;display:flex;
  align-items:center;justify-content:center;transition:background .18s}
#lb button:hover{background:rgba(255,250,246,.28)}
#lb .x{top:12px;right:12px}
#lb .pv{left:12px;top:50%;transform:translateY(-50%)}
#lb .nx{right:12px;top:50%;transform:translateY(-50%)}
#lb .idx{position:absolute;top:22px;left:20px;color:#EDD4CF;font-size:13px;letter-spacing:.1em}
body.lb-open{overflow:hidden}
body.lb-open header.top{opacity:0;pointer-events:none}
@media(max-width:760px){
  #lb{padding:52px 8px 92px}
  #lb .pv{left:8px} #lb .nx{right:8px}
  #lb button{width:44px;height:44px}
}

/* xem ảnh: chờ tải xong mới hiện, tránh loé ảnh cũ */
#lb img{opacity:0;transition:opacity .16s}
#lb img.ready{opacity:1}
#lb .spin{display:none;position:absolute;width:38px;height:38px;border-radius:50%;
  border:2px solid rgba(243,228,223,.28);border-top-color:#F3E4DF;
  animation:lbspin .8s linear infinite}
#lb.loading .spin{display:block}
@keyframes lbspin{to{transform:rotate(360deg)}}