/*
Theme Name: Shimokita Nagai ENT (Pattern B)
Description: 下北沢駅前ながい耳鼻咽喉科 開院告知ページ用テーマ（パターンB）
Version: 1.0.0
Text Domain: shimokita-nagai-ent
*/

:root{
  --green:#6fa68c;
  --green-dark:#4f8670;
  --green-pale:#eef6f1;
  --blue:#4f8fb0;
  --blue-pale:#eaf3f8;
  --pink:#e8a2ab;
  --pink-pale:#fceeef;
  --text:#5a4d45;
  --line:#e6e2dc;
  --wave:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 40' preserveAspectRatio='none'%3E%3Cpath d='M0 40V22C200 -2 420 -2 720 16S1230 38 1440 12V40Z'/%3E%3C/svg%3E");
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px;-webkit-text-size-adjust:100%}
body{margin:0;background:#fff;color:var(--text);font-family:"Zen Maru Gothic",sans-serif;line-height:1.95;letter-spacing:.05em;overflow-wrap:anywhere;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit}
p{margin:1rem 0}
ul{margin:0;padding:0;list-style:none}
.wrap{width:min(960px,100% - 40px);margin-inline:auto}

/* header */
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(8px)}
.hd{display:flex;align-items:center;justify-content:space-between;gap:16px;width:min(1200px,100% - 32px);margin-inline:auto;min-height:68px}
.logo{display:flex;align-items:center;gap:.5em;font-size:clamp(1rem,2.4vw,1.3rem);color:var(--green-dark);text-decoration:none;line-height:1.3}
.logo svg{width:1.6em;height:1.6em;flex:none}
.nav{display:flex;gap:6px}
.nav a{text-decoration:none;font-size:.95rem;padding:8px 18px;border-radius:100vh;transition:.25s}
.nav a:hover{background:var(--green-pale);color:var(--green-dark)}
.burger{display:none;background:var(--green-pale);border:0;width:46px;height:46px;border-radius:50%;cursor:pointer;position:relative}
.burger span{position:absolute;left:13px;right:13px;height:2px;border-radius:2px;background:var(--green-dark);transition:.3s}
.burger span:nth-child(1){top:16px}.burger span:nth-child(2){top:22px}.burger span:nth-child(3){top:28px}
.burger.open span:nth-child(1){top:22px;transform:rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){top:22px;transform:rotate(-45deg)}

/* hero */
.hero{position:relative;background:linear-gradient(160deg,var(--blue-pale),var(--green-pale));padding:clamp(36px,6vw,72px) 0 clamp(90px,12vw,150px);overflow:hidden}
.hero::before,.hero::after{content:"";position:absolute;border-radius:50%;z-index:0}
.hero::before{width:clamp(180px,30vw,380px);aspect-ratio:1;background:rgba(232,162,171,.18);left:-6%;bottom:-8%}
.hero::after{width:clamp(120px,18vw,240px);aspect-ratio:1;background:rgba(111,166,140,.16);right:4%;top:6%}
.hero-in{position:relative;z-index:1;width:min(1100px,100% - 40px);margin-inline:auto;display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:clamp(24px,5vw,64px)}
.catch{display:inline-block;background:#fff;color:var(--green-dark);border-radius:100vh;padding:.3em 1.2em;font-size:clamp(.85rem,1.8vw,1rem);margin:0}
.hero h1{margin:.8rem 0 1.2rem;font-weight:400;font-size:clamp(1.5rem,3.6vw,2.4rem);line-height:1.5;color:var(--green-dark);letter-spacing:.1em}
.badge{display:inline-block;background:#fff;border-radius:28px;padding:clamp(18px,3vw,34px) clamp(26px,4.5vw,56px);text-align:center;line-height:1.3;box-shadow:0 10px 30px rgba(79,143,176,.18);position:relative}
.badge::after{content:"";position:absolute;right:-14px;top:-14px;width:44px;height:44px;border-radius:50%;background:var(--pink);opacity:.9}
.badge .ym{display:block;color:var(--blue);font-size:clamp(2.6rem,7.6vw,5rem);letter-spacing:.06em}
.badge .ym small{font-size:.5em;margin:0 .1em}
.badge .st{display:block;color:var(--green-dark);font-size:clamp(1.5rem,4.2vw,2.6rem);letter-spacing:.14em}
.badge .st::after{content:"";display:block;width:2.4em;height:6px;border-radius:100vh;background:var(--pink);margin:.3em auto 0}
.photo{position:relative;justify-self:center;width:min(500px,100%)}
.photo img{width:100%;aspect-ratio:500/650;object-fit:cover;object-position:50% center;border-radius:999px 999px 36px 36px;box-shadow:0 14px 40px rgba(90,77,69,.18);position:relative;z-index:1;border:8px solid #fff}
.photo::before{content:"";position:absolute;z-index:0;width:60%;aspect-ratio:1;border-radius:50%;background:var(--pink);opacity:.35;right:-14%;bottom:-6%}

/* sections */
section{position:relative;padding:clamp(70px,10vw,120px) 0 clamp(60px,8vw,100px)}
section::before{content:"";position:absolute;left:0;top:-39px;width:100%;height:40px;background:var(--bg,#fff);-webkit-mask:var(--wave) 0 0/100% 100% no-repeat;mask:var(--wave) 0 0/100% 100% no-repeat}
.bg-w{--bg:#fff;background:#fff}
.bg-g{--bg:var(--green-pale);background:var(--green-pale)}
.bg-b{--bg:var(--blue-pale);background:var(--blue-pale)}
.tit{text-align:center;margin:0 0 clamp(32px,5vw,52px);font-weight:400;color:var(--green-dark);font-size:clamp(1.6rem,3.6vw,2.3rem);letter-spacing:.14em;line-height:1.4}
.tit::before{content:"";display:block;width:34px;height:34px;margin:0 auto .5rem;background:var(--pink);border-radius:100% 0 100% 0;transform:rotate(-8deg)}

/* news */
.news{display:grid;gap:16px}
.news article{background:#fff;border-radius:22px;padding:24px 28px;box-shadow:0 6px 20px rgba(111,166,140,.12);border:1px solid #edf1ee}
.news h3{margin:0 0 .3rem;font-size:1.15rem;font-weight:400;color:var(--green-dark)}
.news h3::before{content:"";display:inline-block;width:.65em;height:.65em;border-radius:50%;background:var(--pink);margin-right:.6em}
.news p{margin:0}

/* access */
.addr{text-align:center}
.gmap{width:100%;height:clamp(300px,40vw,420px);border-radius:28px;overflow:hidden;margin:1.5rem 0;border:6px solid #fff;box-shadow:0 10px 30px rgba(90,77,69,.12)}
.gmap iframe{width:100%;height:100%;border:0}
.btn{display:inline-block;background:var(--green);color:#fff;text-decoration:none;border-radius:100vh;padding:.8em 2.6em;transition:.3s;box-shadow:0 6px 16px rgba(111,166,140,.35)}
.btn:hover{background:var(--green-dark);transform:translateY(-2px)}
.txt_c{text-align:center}

/* greeting */
.card{background:#fff;border-radius:32px;padding:clamp(28px,5vw,60px);box-shadow:0 10px 34px rgba(79,143,176,.14);position:relative}
.card::after{content:"";position:absolute;right:clamp(14px,3vw,34px);top:-18px;width:44px;height:44px;background:var(--green);opacity:.85;border-radius:100% 0 100% 0;transform:rotate(12deg)}
.name{text-align:right;font-size:1.1rem}
.name span{font-size:1.4em;margin-left:.5em}

/* treatment */
.menu{
  display:grid;
  grid-template-columns:1fr;
  gap:24px;
  width:min(348px,100% - 40px);
  margin-inline:auto;
}
.menu li{background:#fff;border-radius:999px 999px 28px 28px;text-align:center;padding:clamp(34px,5vw,56px) 12px clamp(26px,4vw,40px);font-size:clamp(1.15rem,2.8vw,1.6rem);color:var(--green-dark);box-shadow:0 8px 24px rgba(79,143,176,.14)}
.menu li::before{content:"";display:block;width:46px;height:46px;border-radius:50%;margin:0 auto 14px}
.menu li:nth-child(1)::before{background:var(--green);opacity:.85}
.menu li:nth-child(2)::before{background:var(--pink)}

/* footer */
footer{position:relative;margin-top:0;background:var(--green);color:#fff;text-align:center;padding:30px 16px;font-size:.9rem}
footer::before{content:"";position:absolute;left:0;top:-39px;width:100%;height:40px;background:var(--green);-webkit-mask:var(--wave) 0 0/100% 100% no-repeat;mask:var(--wave) 0 0/100% 100% no-repeat}
.pagetop{position:fixed;right:16px;bottom:16px;width:50px;height:50px;border-radius:50%;background:var(--blue);color:#fff;text-decoration:none;display:grid;place-items:center;box-shadow:0 4px 12px rgba(0,0,0,.2);z-index:40}

/* motion */
.fade{opacity:0;transform:translateY(22px);transition:opacity .8s ease,transform .8s ease}
.fade.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.fade{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}

@media (max-width:900px){
  .hero-in{grid-template-columns:1fr;text-align:center}
  .photo{order:2;width:min(500px,100%)}
  .badge::after{right:-8px;top:-10px;width:34px;height:34px}
}
@media (max-width:767px){
  .burger{display:block}
  .nav{display:none;position:absolute;top:100%;left:12px;right:12px;background:#fff;flex-direction:column;gap:0;border-radius:22px;box-shadow:0 10px 30px rgba(0,0,0,.15);padding:8px;overflow:hidden}
  .nav.open{display:flex}
  .nav a{padding:14px 18px;border-radius:14px}
  .wrap{width:calc(100% - 32px)}
  .news article{padding:20px 20px}
  .gmap{height:300px;border-width:4px}
  .menu{gap:12px;width:calc(100% - 32px)}
  .card{border-radius:24px}
  .name{font-size:1rem}
  .btn{padding:.8em 2em}
}