/* ==========================================================================
   SmartCare Lab — design tokens & base
   ========================================================================== */
:root{
  --teal-900:#0b3b3c;
  --teal-800:#0f4c4e;
  --teal-700:#146568;
  --teal-600:#1a8286;
  --teal-500:#22a0a4;
  --teal-100:#e3f4f4;
  --teal-50:#f2faf9;
  --green-500:#4caf82;
  --green-100:#e5f5ec;
  --amber-500:#e8a33d;
  --amber-100:#fbeed9;
  --ink-900:#1b2528;
  --ink-700:#3d4a4e;
  --ink-500:#6b7a7e;
  --ink-300:#a9b6b8;
  --line:#dce7e6;
  --bg:#fbfdfc;
  --card-bg:#ffffff;
  --radius-lg:20px;
  --radius-md:14px;
  --radius-sm:9px;
  --shadow-sm:0 2px 10px rgba(11,59,60,.06);
  --shadow-md:0 10px 30px rgba(11,59,60,.10);
  --maxw:1120px;
  --font: "Hiragino Sans","Noto Sans JP","Yu Gothic",sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  color:var(--ink-900);
  background:var(--bg);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none;margin:0;padding:0}
h1,h2,h3,h4{margin:0;line-height:1.4}
p{margin:0}
button{font-family:inherit;cursor:pointer}
input,textarea,select{font-family:inherit}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.section--tight{padding:56px 0}
.section--alt{background:var(--teal-50)}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.06em;
  color:var(--teal-700);background:var(--teal-100);
  padding:6px 14px;border-radius:999px;margin-bottom:16px;
}
.eyebrow--amber{color:#8a5a10;background:var(--amber-100)}

h2.title{font-size:32px;font-weight:800;color:var(--ink-900)}
.lead{font-size:16px;color:var(--ink-500);margin-top:12px;max-width:640px}
.head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:44px}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:999px;font-weight:700;font-size:15px;
  border:1px solid transparent;transition:all .15s ease;white-space:nowrap;
}
.btn--primary{background:var(--teal-700);color:#fff}
.btn--primary:hover{background:var(--teal-800)}
.btn--ghost{background:#fff;color:var(--teal-700);border-color:var(--line)}
.btn--ghost:hover{border-color:var(--teal-600)}
.btn--amber{background:var(--amber-500);color:#fff}
.btn--amber:hover{background:#d4922f}
.btn--sm{padding:9px 18px;font-size:13px}
.btn--block{width:100%}
.btn[disabled]{opacity:.5;cursor:not-allowed}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:40;background:rgba(251,253,252,.92);
  backdrop-filter:blur(8px);border-bottom:1px solid var(--line);
}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:76px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;color:var(--teal-900);white-space:nowrap;flex-shrink:0}
.brand img{height:32px;width:32px}
.nav-desktop{display:flex;align-items:center;gap:32px}
.nav-desktop a{font-size:14.5px;font-weight:600;color:var(--ink-700)}
.nav-desktop a.is-active,.nav-desktop a:hover{color:var(--teal-700)}
.nav-actions{display:flex;align-items:center;gap:10px}
.burger{display:none;background:none;border:none;padding:8px}
.burger svg{width:26px;height:26px}
.nav-mobile{display:none;flex-direction:column;gap:2px;padding:8px 24px 20px;border-top:1px solid var(--line)}
.nav-mobile a{padding:12px 4px;font-weight:600;color:var(--ink-700);border-bottom:1px solid var(--line)}
.nav-mobile.is-open{display:flex}
@media(max-width:860px){
  .nav-desktop{display:none}
  .burger{display:inline-flex}
}
@media(max-width:600px){
  .nav-actions .btn{display:none}
}
@media(max-width:360px){
  .brand{font-size:16px}
}

/* ---------- footer ---------- */
.site-footer{background:var(--teal-900);color:#cfe4e3;padding:56px 0 28px;margin-top:80px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:18px;margin-bottom:12px}
.footer-brand img{height:26px;width:26px}
.site-footer h4{color:#fff;font-size:13px;letter-spacing:.04em;margin-bottom:14px}
.site-footer ul li{margin-bottom:9px;font-size:14px}
.site-footer ul a:hover{color:#fff}
.footer-note{font-size:13px;color:#9fc2c0;line-height:1.8}
.footer-bottom{margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:12.5px;color:#8fb5b3}
.proposal-badge{
  display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.18);color:#e8f4f3;padding:8px 16px;border-radius:999px;font-size:12.5px;
}
@media(max-width:860px){.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.footer-grid{grid-template-columns:1fr}}

/* ---------- hero ---------- */
.hero{padding:64px 0 40px;overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero h1{font-size:42px;font-weight:800;letter-spacing:-.01em;color:var(--teal-900)}
.hero h1 em{color:var(--teal-600);font-style:normal}
.hero .lead{font-size:17px;margin-top:18px}
.hero-cta{display:flex;gap:12px;margin-top:30px;flex-wrap:wrap}
.hero-stats{display:flex;gap:28px;margin-top:36px;flex-wrap:wrap}
.hero-stats div b{display:block;font-size:22px;color:var(--teal-800)}
.hero-stats div span{font-size:12.5px;color:var(--ink-500)}
.hero-art{position:relative}
.hero-art .hero-photo-frame{
  aspect-ratio:4/5;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md);
  border:1px solid var(--line);
}
.hero-art img{width:100%;height:100%;object-fit:cover;object-position:top center}
.hero-badge{
  position:absolute;left:-18px;bottom:26px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);
  box-shadow:var(--shadow-md);padding:14px 18px;display:flex;align-items:center;gap:10px;max-width:220px;
}
.hero-badge img{width:32px;height:32px;border-radius:8px;flex-shrink:0}
.hero-badge b{display:block;font-size:12.5px}
.hero-badge span{font-size:11px;color:var(--ink-500)}
@media(max-width:900px){
  .hero .wrap{grid-template-columns:1fr}
  .hero-art{order:-1;max-width:360px;margin:0 auto}
  .hero h1{font-size:30px}
  .hero-badge{left:8px}
}

/* ---------- generic grids/cards ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
@media(max-width:860px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.grid-3,.grid-2,.grid-4{grid-template-columns:1fr}}

.card{background:var(--card-bg);border:1px solid var(--line);border-radius:var(--radius-lg);padding:28px;box-shadow:var(--shadow-sm)}
.feature-card img{width:48px;height:48px;margin-bottom:16px}
.feature-card h3{font-size:17px;font-weight:800;margin-bottom:8px}
.feature-card p{font-size:14px;color:var(--ink-500)}

/* ---------- page hero (sub pages) ---------- */
.page-hero{background:linear-gradient(180deg,var(--teal-50),var(--bg));padding:56px 0 40px}
.page-hero h1{font-size:30px;font-weight:800;color:var(--teal-900)}
.breadcrumb{font-size:12.5px;color:var(--ink-500);margin-bottom:14px}
.breadcrumb a{color:var(--teal-700);font-weight:600}

/* ---------- articles ---------- */
.article-tabs{display:flex;gap:10px;margin-bottom:32px;flex-wrap:wrap}
.tab-btn{
  padding:10px 20px;border-radius:999px;border:1px solid var(--line);background:#fff;
  font-size:13.5px;font-weight:700;color:var(--ink-700);
}
.tab-btn.is-active{background:var(--teal-700);border-color:var(--teal-700);color:#fff}

.article-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;
  display:flex;flex-direction:column;box-shadow:var(--shadow-sm);position:relative;
}
.article-thumb{aspect-ratio:16/10;background:var(--teal-100);overflow:hidden}
.article-thumb img{width:100%;height:100%;object-fit:cover}
.article-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.article-tag{display:inline-flex;align-items:center;gap:6px;font-size:11.5px;font-weight:800;color:var(--teal-700);letter-spacing:.03em}
.article-card h3{font-size:16.5px;font-weight:800}
.article-excerpt{font-size:13.5px;color:var(--ink-500);flex:1}
.article-meta{display:flex;justify-content:space-between;align-items:center;font-size:12px;color:var(--ink-300);margin-top:6px}
.lock-badge{
  position:absolute;top:14px;right:14px;background:var(--amber-500);color:#fff;
  font-size:11px;font-weight:800;padding:5px 10px;border-radius:999px;display:flex;align-items:center;gap:5px;
}
.article-card.is-locked .article-excerpt{filter:blur(3.5px);user-select:none}
.article-card.is-locked .article-body::after{
  content:"続きは会員限定です";position:absolute;left:22px;right:22px;bottom:60px;
  font-size:12px;font-weight:700;color:var(--teal-700);
}

/* ---------- article detail paywall ---------- */
.article-detail{max-width:760px;margin:0 auto}
.article-detail h1{font-size:27px;font-weight:800;color:var(--teal-900);margin-bottom:14px}
.article-detail .meta{font-size:13px;color:var(--ink-500);margin-bottom:28px}
.article-detail .body-text p{margin-bottom:18px;font-size:15.5px;color:var(--ink-700)}
.paywall{
  position:relative;margin-top:8px;padding:46px 28px 34px;text-align:center;border-radius:var(--radius-lg);
  background:linear-gradient(180deg,rgba(251,253,252,0),var(--bg) 40%),var(--teal-50);
  border:1px solid var(--line);
}
.paywall .lock-circle{
  width:56px;height:56px;border-radius:50%;background:var(--teal-700);display:flex;align-items:center;
  justify-content:center;margin:0 auto 16px;
}
.paywall .lock-circle img{width:24px;height:24px}
.paywall h3{font-size:19px;font-weight:800;margin-bottom:8px}
.paywall p{font-size:14px;color:var(--ink-500);margin-bottom:22px}
.blurred-text{filter:blur(4px);user-select:none;pointer-events:none}

/* ---------- product ---------- */
.product-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);display:flex;flex-direction:column}
.product-thumb{aspect-ratio:1/1;background:var(--teal-50);overflow:hidden}
.product-thumb img{width:100%;height:100%;object-fit:cover}
.product-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:8px;flex:1}
.product-body h3{font-size:16px;font-weight:800}
.product-body p{font-size:13.5px;color:var(--ink-500);flex:1}
.product-price{font-size:15px;font-weight:800;color:var(--teal-800)}
.product-badges{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:4px}
.badge{font-size:11px;font-weight:700;color:var(--teal-700);background:var(--teal-100);padding:4px 10px;border-radius:999px}
.external-note{display:flex;align-items:center;gap:6px;font-size:11.5px;color:var(--ink-500);margin-top:2px}
.external-note img{width:12px;height:12px}

/* ---------- forms ---------- */
.form-panel{max-width:440px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-md);padding:38px 34px}
.form-tabs{display:flex;background:var(--teal-50);border-radius:999px;padding:4px;margin-bottom:26px}
.form-tabs button{flex:1;padding:11px;border:none;background:transparent;border-radius:999px;font-weight:700;font-size:13.5px;color:var(--ink-500)}
.form-tabs button.is-active{background:#fff;color:var(--teal-800);box-shadow:var(--shadow-sm)}
.field{margin-bottom:18px}
.field label{display:block;font-size:12.5px;font-weight:700;color:var(--ink-700);margin-bottom:7px}
.field input,.field textarea,.field select{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:var(--radius-sm);font-size:14.5px;color:var(--ink-900);background:#fbfdfc;
}
.field input:focus,.field textarea:focus,.field select:focus{outline:2px solid var(--teal-500);outline-offset:1px;border-color:var(--teal-500)}
.field-error{font-size:12px;color:#c0392b;margin-top:6px;display:none}
.field.has-error input{border-color:#c0392b}
.field.has-error .field-error{display:block}
.field-hint{font-size:11.5px;color:var(--ink-500);margin-top:6px}
.form-foot{margin-top:16px;font-size:12.5px;color:var(--ink-500);text-align:center}
.checkbox-row{display:flex;align-items:flex-start;gap:8px;font-size:12.5px;color:var(--ink-500);margin-bottom:20px}
.checkbox-row input{margin-top:3px}

.toast{
  position:fixed;left:50%;bottom:28px;transform:translate(-50%,120%);background:var(--teal-800);color:#fff;
  padding:14px 24px;border-radius:999px;font-size:13.5px;font-weight:700;box-shadow:var(--shadow-md);
  transition:transform .25s ease;z-index:80;display:flex;align-items:center;gap:8px;
}
.toast.is-show{transform:translate(-50%,0)}

/* ---------- mypage ---------- */
.member-shell{display:grid;grid-template-columns:240px 1fr;gap:32px}
.member-side{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:22px;height:fit-content}
.member-avatar{width:52px;height:52px;border-radius:50%;background:var(--teal-100);display:flex;align-items:center;justify-content:center;margin-bottom:12px}
.member-avatar img{width:26px;height:26px}
.member-side .plan{display:inline-block;font-size:11px;font-weight:800;color:#8a5a10;background:var(--amber-100);padding:4px 10px;border-radius:999px;margin-bottom:16px}
.member-nav a{display:flex;align-items:center;gap:10px;padding:10px 8px;border-radius:var(--radius-sm);font-size:13.5px;font-weight:700;color:var(--ink-700)}
.member-nav a.is-active,.member-nav a:hover{background:var(--teal-50);color:var(--teal-700)}
.member-nav img{width:16px;height:16px}
@media(max-width:760px){.member-shell{grid-template-columns:1fr}}

.welcome-banner{
  background:linear-gradient(120deg,var(--teal-800),var(--teal-600));color:#fff;border-radius:var(--radius-lg);
  padding:30px 32px;margin-bottom:28px;display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;
}
.welcome-banner h2{font-size:20px;font-weight:800}
.welcome-banner p{font-size:13px;color:#d7ece9;margin-top:6px}

/* ---------- admin ---------- */
.admin-shell{display:grid;grid-template-columns:230px 1fr;min-height:640px;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md)}
.admin-side{background:var(--teal-900);color:#cfe4e3;padding:26px 18px}
.admin-brand{display:flex;align-items:center;gap:8px;color:#fff;font-weight:800;font-size:15px;margin-bottom:28px;padding:0 8px}
.admin-brand img{height:20px;width:20px}
.admin-nav a{display:flex;align-items:center;gap:10px;padding:11px 12px;border-radius:10px;font-size:13.5px;font-weight:600;margin-bottom:4px}
.admin-nav a.is-active{background:rgba(255,255,255,.12);color:#fff}
.admin-nav img{width:16px;height:16px;opacity:.85}
.admin-main{background:#f7faf9;padding:28px 30px;min-width:0}
.table-scroll{overflow-x:auto;border-radius:var(--radius-md)}
.table-scroll .admin-table{min-width:640px}
@media(max-width:760px){
  .admin-shell{grid-template-columns:1fr}
  .admin-side{padding:14px}
  .admin-brand{margin-bottom:14px}
  .admin-nav{display:flex;gap:6px;overflow-x:auto;padding-bottom:2px}
  .admin-nav a{white-space:nowrap;margin-bottom:0}
}
.admin-topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px;flex-wrap:wrap;gap:12px}
.admin-topbar h1{font-size:20px;font-weight:800;color:var(--teal-900)}
.admin-table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);overflow:hidden}
.admin-table th{text-align:left;font-size:11.5px;letter-spacing:.03em;color:var(--ink-500);background:var(--teal-50);padding:12px 16px;border-bottom:1px solid var(--line)}
.admin-table td{padding:13px 16px;font-size:13.5px;border-bottom:1px solid var(--line);vertical-align:middle}
.admin-table tr:last-child td{border-bottom:none}
.status-pill{font-size:11px;font-weight:800;padding:4px 10px;border-radius:999px;display:inline-flex;align-items:center;gap:5px}
.status-pill.pub{background:var(--green-100);color:#1e7a4c}
.status-pill.member{background:var(--amber-100);color:#8a5a10}
.row-actions button{border:none;background:none;color:var(--teal-700);font-size:12.5px;font-weight:700;margin-right:10px}
.row-actions button:hover{text-decoration:underline}

.modal-overlay{position:fixed;inset:0;background:rgba(11,42,42,.45);display:none;align-items:center;justify-content:center;z-index:100;padding:20px}
.modal-overlay.is-open{display:flex}
.modal{background:#fff;border-radius:var(--radius-lg);width:100%;max-width:560px;max-height:88vh;overflow-y:auto;padding:30px 30px 26px;box-shadow:var(--shadow-md)}
.modal h3{font-size:18px;font-weight:800;margin-bottom:20px}
.toggle-row{display:flex;align-items:center;justify-content:space-between;background:var(--teal-50);padding:14px 16px;border-radius:var(--radius-sm);margin-bottom:18px}
.toggle-row div b{display:block;font-size:13.5px}
.toggle-row div span{font-size:11.5px;color:var(--ink-500)}
.switch{position:relative;width:44px;height:24px;background:var(--ink-300);border-radius:999px;border:none;flex-shrink:0}
.switch::after{content:"";position:absolute;top:3px;left:3px;width:18px;height:18px;background:#fff;border-radius:50%;transition:all .15s ease}
.switch.is-on{background:var(--amber-500)}
.switch.is-on::after{left:23px}
.modal-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:22px}

/* ---------- trust / seo strip ---------- */
.trust-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.trust-item{display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);padding:18px}
.trust-item img{width:30px;height:30px;flex-shrink:0}
.trust-item h4{font-size:13.5px;font-weight:800;margin-bottom:4px}
.trust-item p{font-size:12px;color:var(--ink-500)}
@media(max-width:860px){.trust-strip{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.trust-strip{grid-template-columns:1fr}}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;counter-reset:step}
.step{position:relative;padding-top:8px}
.step::before{
  counter-increment:step;content:counter(step);
  width:34px;height:34px;border-radius:50%;background:var(--teal-700);color:#fff;font-weight:800;font-size:14px;
  display:flex;align-items:center;justify-content:center;margin-bottom:14px;
}
.step h3{font-size:15.5px;font-weight:800;margin-bottom:6px}
.step p{font-size:13.5px;color:var(--ink-500)}
@media(max-width:760px){.steps{grid-template-columns:1fr}}

/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:44px}
.contact-info .card{margin-bottom:16px}
@media(max-width:860px){.contact-grid{grid-template-columns:1fr}}

/* ---------- misc ---------- */
.cta-band{background:linear-gradient(120deg,var(--teal-800),var(--teal-600));border-radius:var(--radius-lg);padding:52px 44px;color:#fff;
  display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.cta-band h2{font-size:24px;font-weight:800}
.cta-band p{color:#d7ece9;margin-top:8px;font-size:14px}

.section-title-row{display:flex;align-items:center;gap:10px;margin-bottom:6px}
.divider{height:1px;background:var(--line);margin:0 0 0}
.demo-note{
  background:var(--amber-100);border:1px solid #f0d6a6;color:#7a5210;font-size:12.5px;
  border-radius:var(--radius-sm);padding:12px 16px;display:flex;gap:8px;align-items:flex-start;margin-bottom:24px;
}
.demo-note img{width:16px;height:16px;flex-shrink:0;margin-top:1px}