@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700;900&display=swap');

:root{
  --green:#28BA62;
  --green-dark:#1E9A50;
  --green-bg:#F7FDF9;
  --green-line:#CDEFD9;
  --blue:#4682B4;
  --blue-bg:#F2F7FB;
  --red:#EF5350;
  --text:#333;
  --sub:#666;
  --line:#E0E0E0;
  --bg:#fff;
  --line-app:#06C755;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:"Noto Sans JP",-apple-system,"Hiragino Kaku Gothic ProN",meiryo,sans-serif;color:var(--text);background:var(--bg);line-height:1.8;font-size:16px}
img,svg{max-width:100%;display:block}
a{color:var(--blue)}
.wrap{max-width:1040px;margin:0 auto;padding:0 16px}
.narrow{max-width:760px}

/* header */
.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:60px;gap:12px}
.brand{display:flex;flex-direction:column;line-height:1.25;text-decoration:none;color:var(--text)}
.brand b{font-size:17px;font-weight:900;color:var(--green-dark)}
.brand small{font-size:11px;color:var(--sub)}
.header-tel{display:flex;gap:8px}
.btn-s{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;text-decoration:none;padding:8px 12px;border-radius:999px;white-space:nowrap}
.btn-s.tel{background:var(--blue-bg);color:var(--blue)}
.btn-s.line{background:var(--line-app);color:#fff}

/* hero */
.hero{background:linear-gradient(180deg,var(--green-bg),#fff);padding:48px 0 40px}
.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:32px;align-items:center}
.hero-label{display:inline-block;background:#fff;border:2px solid var(--green);color:var(--green-dark);font-weight:700;font-size:13px;padding:2px 14px;border-radius:999px;margin-bottom:14px}
.hero h1{font-size:clamp(26px,4.4vw,40px);line-height:1.4;font-weight:900;margin-bottom:16px}
.hero h1 em{font-style:normal;color:var(--green-dark);background:linear-gradient(transparent 62%,#D9F5E3 62%)}
.hero p.lead{font-size:16px;color:var(--sub);margin-bottom:22px}
.price-box{display:inline-flex;align-items:baseline;gap:10px;background:#fff;border:1px solid var(--green-line);border-radius:14px;padding:12px 20px;margin-bottom:22px;flex-wrap:wrap}
.price-box .yen{font-size:40px;font-weight:900;color:var(--red);letter-spacing:.01em}
.price-box .yen small{font-size:18px}
.price-box .note{font-size:13px;color:var(--sub)}
.points{list-style:none;display:grid;gap:8px;margin-bottom:26px}
.points li{display:flex;gap:10px;align-items:flex-start;font-weight:500}
.points li::before{content:"";flex:0 0 20px;height:20px;margin-top:4px;border-radius:50%;background:var(--green) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5 10.5l3.2 3L15 7' fill='none' stroke='%23fff' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/20px no-repeat}
.cta-row{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;font-size:16px;text-decoration:none;padding:14px 26px;border-radius:999px;border:none;cursor:pointer;transition:transform .15s,box-shadow .15s}
.btn:hover{transform:translateY(-1px);box-shadow:0 6px 16px rgba(0,0,0,.1)}
.btn.primary{background:var(--green);color:#fff}
.btn.outline{background:#fff;color:var(--blue);border:2px solid var(--blue)}
.btn.line{background:var(--line-app);color:#fff}
.hero-visual{background:#fff;border-radius:20px;border:1px solid var(--green-line);padding:20px}

/* sections */
section{padding:64px 0}
section.tint{background:var(--green-bg)}
section.blue{background:var(--blue-bg)}
.sec-head{text-align:center;margin-bottom:36px}
.sec-head .en{display:block;font-size:12px;letter-spacing:.2em;color:var(--green);font-weight:700}
.sec-head h2{font-size:clamp(22px,3.4vw,30px);font-weight:900;line-height:1.45}
.sec-head p{color:var(--sub);margin-top:8px}

/* who */
.who-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px}
.card h3{font-size:17px;margin-bottom:6px}
.card p{font-size:14px;color:var(--sub)}
.card .num{display:inline-block;font-size:12px;font-weight:700;color:#fff;background:var(--green);border-radius:6px;padding:0 8px;margin-bottom:10px}
.small-note{font-size:13px;color:var(--sub);margin-top:16px;text-align:center}

/* product */
.product{display:grid;grid-template-columns:.9fr 1.1fr;gap:32px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;align-items:start}
.product-img{background:var(--green-bg);border-radius:14px;padding:16px;position:relative}
.product-img .thumbs{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:8px}
.product-img .thumbs img{border-radius:8px;border:1px solid var(--line);aspect-ratio:1;object-fit:cover;width:100%}
.product-img .ph-note{font-size:11px;color:var(--sub);text-align:center;margin-top:6px}
.badge{display:inline-block;font-size:12px;font-weight:700;padding:2px 10px;border-radius:999px;margin:0 6px 8px 0}
.badge.g{background:#E3F7EA;color:var(--green-dark)}
.badge.b{background:#E3EEF7;color:var(--blue)}
.product h3{font-size:22px;font-weight:900;line-height:1.45;margin-bottom:8px}
.product .p-price{font-size:30px;font-weight:900;color:var(--red);margin:4px 0 14px}
.product .p-price small{font-size:14px;color:var(--sub);font-weight:500;margin-left:6px}
table.spec{width:100%;border-collapse:collapse;font-size:14px;margin-bottom:12px}
table.spec th,table.spec td{border-bottom:1px solid var(--line);padding:8px 6px;text-align:left;vertical-align:top}
table.spec th{width:32%;color:var(--sub);font-weight:500;white-space:nowrap}
.set-list{display:grid;grid-template-columns:repeat(2,1fr);gap:6px 14px;list-style:none;font-size:14px;margin-bottom:14px}
.set-list li::before{content:"・";color:var(--green)}

/* flow */
.flow{list-style:none;display:grid;gap:14px;counter-reset:f}
.flow li{display:grid;grid-template-columns:56px 1fr;gap:16px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px 20px;counter-increment:f;align-items:start}
.flow li::before{content:counter(f);width:44px;height:44px;border-radius:50%;background:var(--green);color:#fff;font-weight:900;font-size:20px;display:flex;align-items:center;justify-content:center}
.flow h3{font-size:17px;margin-bottom:2px}
.flow p{font-size:14px;color:var(--sub)}
.flow .who{display:inline-block;font-size:11px;font-weight:700;border-radius:4px;padding:0 6px;margin-left:6px;vertical-align:2px}
.who.you{background:#E3F7EA;color:var(--green-dark)}
.who.us{background:#E3EEF7;color:var(--blue)}

/* cw */
.cw-box{background:#fff;border-radius:20px;border:1px solid #CFE0EE;padding:30px}
.cw-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin:20px 0}
.cw-item{border-left:4px solid var(--blue);background:var(--blue-bg);border-radius:0 12px 12px 0;padding:14px 16px}
.cw-item h3{font-size:16px;color:var(--blue);margin-bottom:4px}
.cw-item p{font-size:14px}
.law{font-size:13px;color:var(--sub);background:#FAFAFA;border:1px dashed #ccc;border-radius:12px;padding:14px 16px}
.law b{color:var(--text)}

/* faq */
.faq details{background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:10px;overflow:hidden}
.faq summary{list-style:none;cursor:pointer;padding:16px 48px 16px 52px;font-weight:700;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"Q";position:absolute;left:18px;top:14px;color:var(--green);font-weight:900;font-size:18px}
.faq summary::after{content:"+";position:absolute;right:18px;top:12px;font-size:22px;color:var(--sub)}
.faq details[open] summary::after{content:"−"}
.faq .a{padding:0 20px 18px 52px;font-size:15px;color:var(--sub);position:relative}
.faq .a::before{content:"A";position:absolute;left:18px;top:-2px;color:var(--red);font-weight:900;font-size:18px}

/* form */
.form-box{background:#fff;border:1px solid var(--line);border-radius:20px;padding:30px}
.alt-contact{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:26px}
.alt-contact a{display:flex;flex-direction:column;align-items:center;justify-content:center;text-decoration:none;border-radius:14px;padding:14px;font-weight:700;text-align:center;line-height:1.4}
.alt-contact a small{font-weight:400;font-size:12px;opacity:.9}
.alt-contact .tel{background:var(--blue-bg);color:var(--blue);font-size:20px}
.alt-contact .line{background:var(--line-app);color:#fff;font-size:17px}
.f-row{margin-bottom:18px}
.f-row label.lbl{display:block;font-weight:700;font-size:15px;margin-bottom:6px}
.req,.opt{font-size:11px;font-weight:700;border-radius:4px;padding:1px 6px;margin-left:6px;vertical-align:2px}
.req{background:var(--red);color:#fff}
.opt{background:#EEE;color:var(--sub)}
.f-row input[type=text],.f-row input[type=tel],.f-row input[type=email],.f-row select,.f-row textarea{width:100%;font:inherit;font-size:16px;padding:11px 12px;border:1px solid #BDBDBD;border-radius:10px;background:#fff;color:var(--text)}
.f-row input:focus,.f-row select:focus,.f-row textarea:focus{outline:3px solid #BFEBD0;border-color:var(--green)}
.f-row .hint{font-size:12px;color:var(--sub);margin-top:4px}
.radio-group{display:flex;flex-wrap:wrap;gap:8px}
.radio-group label{display:flex;align-items:center;gap:6px;border:1px solid #BDBDBD;border-radius:10px;padding:9px 14px;cursor:pointer;font-size:15px}
.radio-group input{accent-color:var(--green);width:18px;height:18px}
.radio-group label:has(input:checked){border-color:var(--green);background:var(--green-bg);font-weight:700}
.f-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}
.consent{font-size:14px;display:flex;gap:8px;align-items:flex-start;margin:6px 0 20px}
.consent input{accent-color:var(--green);width:18px;height:18px;margin-top:4px}
.submit{width:100%;font-size:18px;padding:16px}
.form-msg{margin-top:12px;font-size:14px;color:var(--red);text-align:center;min-height:1em}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

/* footer */
.site-footer{background:#2F3B33;color:#E8EFEA;padding:40px 0 90px;font-size:14px}
.site-footer .wrap{display:grid;grid-template-columns:1fr auto;gap:20px}
.site-footer a{color:#BDF0D0}
.site-footer .f-links{display:flex;flex-direction:column;gap:6px;text-align:right}
.copy{grid-column:1/-1;font-size:12px;color:#9FB0A5;margin-top:10px}

/* sticky cta (mobile) */
.sticky-cta{display:none}

/* sub pages */
.page{padding:48px 0 64px}
.page h1{font-size:26px;font-weight:900;margin-bottom:24px}
table.law-table{width:100%;border-collapse:collapse;font-size:15px}
table.law-table th,table.law-table td{border:1px solid var(--line);padding:12px 14px;text-align:left;vertical-align:top}
table.law-table th{background:var(--green-bg);width:30%;font-weight:700}

@media (max-width:820px){
  .hero{padding:28px 0 32px}
  .hero .wrap,.product{grid-template-columns:1fr}
  .hero-visual{display:none}
  .who-grid{grid-template-columns:1fr}
  .cw-grid,.f-grid,.alt-contact{grid-template-columns:1fr}
  section{padding:48px 0}
  .product,.form-box,.cw-box{padding:20px}
  .header-tel .btn-s.tel span{display:none}
  .site-footer .wrap{grid-template-columns:1fr}
  .site-footer .f-links{text-align:left}
  .sticky-cta{display:grid;grid-template-columns:1fr 1fr 1fr;position:fixed;left:0;right:0;bottom:0;z-index:60;background:#fff;border-top:1px solid var(--line);padding:8px;gap:6px}
  .sticky-cta a{text-decoration:none;text-align:center;font-size:13px;font-weight:700;border-radius:10px;padding:10px 4px;line-height:1.3}
  .sticky-cta .s-tel{background:var(--blue-bg);color:var(--blue)}
  .sticky-cta .s-line{background:var(--line-app);color:#fff}
  .sticky-cta .s-form{background:var(--green);color:#fff}
  .flow li{grid-template-columns:44px 1fr;padding:16px}
  .flow li::before{width:36px;height:36px;font-size:17px}
  .faq summary{padding-left:44px}
  .faq .a{padding-left:44px}
  .faq summary::before,.faq .a::before{left:14px}
}
@media (max-width:420px){
  .brand small{display:none}
  .btn-s{padding:8px 10px}
  .price-box .yen{font-size:34px}
}

.hero-visual img{max-width:400px;margin:0 auto;width:100%;height:auto}

/* gallery */
.product{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
.gallery{min-width:0}
.g-main{display:block;position:relative;width:100%;aspect-ratio:1/1;border:1px solid var(--line);border-radius:14px;background:#fff;padding:0;cursor:zoom-in;overflow:hidden}
.g-main img{width:100%;height:100%;object-fit:contain;display:block}
.g-zoom{position:absolute;right:10px;bottom:10px;background:rgba(0,0,0,.6);color:#fff;font-size:12px;font-weight:700;padding:4px 10px;border-radius:999px}
.g-thumbs{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px;margin-top:10px}
.g-thumb{display:block;width:100%;aspect-ratio:1/1;padding:0;border:2px solid var(--line);border-radius:8px;background:#fff;cursor:pointer;overflow:hidden}
.g-thumb img{width:100%;height:100%;object-fit:contain;display:block}
.g-thumb.is-active{border-color:var(--green)}
.lightbox{position:fixed;inset:0;z-index:100;background:rgba(0,0,0,.88);display:flex;align-items:center;justify-content:center;padding:56px 12px}
.lightbox[hidden]{display:none}
.lightbox img{max-width:min(100%,900px);max-height:100%;object-fit:contain;border-radius:8px;background:#fff}
.lb-close{position:absolute;top:10px;right:12px;width:44px;height:44px;border:none;border-radius:50%;background:#fff;color:#333;font-size:28px;line-height:1;cursor:pointer}
.lb-nav{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:64px;border:none;border-radius:10px;background:rgba(255,255,255,.9);color:#333;font-size:36px;cursor:pointer}
.lb-prev{left:8px}.lb-next{right:8px}
.lb-count{position:absolute;bottom:14px;left:0;right:0;text-align:center;color:#fff;font-weight:700}
@media (max-width:820px){.product{grid-template-columns:minmax(0,1fr)}}

/* guide (AI検索向けQ&A) */
.guide{display:grid;gap:12px}
.g-qa{background:#fff;border:1px solid var(--line);border-left:4px solid var(--green);border-radius:0 12px 12px 0;padding:14px 18px}
.g-qa h3{font-size:17px;margin-bottom:4px}
.g-qa p{font-size:15px}
#guide .sec-head p{font-size:13px}

/* h1をラベルに、キャッチを大見出し風に */
h1.hero-label{font-size:13px;line-height:1.6}
.hero-catch{font-size:clamp(26px,4.4vw,40px);line-height:1.4;font-weight:900;margin-bottom:16px}
.hero-catch em{font-style:normal;color:var(--green-dark);background:linear-gradient(transparent 62%,#D9F5E3 62%)}