/* ==========================================================================
   PetCommunications Co.,Ltd. -- Renewed site stylesheet
   ========================================================================== */

:root{
  --color-primary:#0b5aa0;
  --color-primary-dark:#083f70;
  --color-accent:#2bb3b3;
  --color-warm:#ff8a3d;
  --color-bg:#f6f9fb;
  --color-surface:#ffffff;
  --color-text:#233240;
  --color-text-muted:#5b6b78;
  --color-border:#e1e8ee;
  --radius:10px;
  --shadow-sm:0 1px 3px rgba(15,45,75,.08);
  --shadow-md:0 6px 20px rgba(15,45,75,.10);
  --max-width:1120px;
  --font-base:"Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic",-apple-system,BlinkMacSystemFont,"Segoe UI",Meiryo,sans-serif;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-base);
  color:var(--color-text);
  background:var(--color-bg);
  line-height:1.8;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--color-primary);text-decoration:none;}
a:hover{text-decoration:underline;}
h1,h2,h3,h4{line-height:1.4;margin:0 0 .6em;color:var(--color-primary-dark);}
p{margin:0 0 1em;}
ul{margin:0 0 1em;padding-left:1.3em;}

.container{max-width:var(--max-width);margin:0 auto;padding:0 20px;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(6px);
  border-bottom:1px solid var(--color-border);
}
.site-header .inner{
  max-width:var(--max-width);margin:0 auto;padding:12px 20px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.15rem;color:var(--color-primary-dark);}
.brand:hover{text-decoration:none;}
.brand .mark{
  width:38px;height:38px;border-radius:10px;
  background:linear-gradient(135deg,var(--color-primary),var(--color-accent));
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.1rem;font-weight:800;
  flex-shrink:0;
}
.brand .name-en{display:block;font-size:.65rem;font-weight:500;color:var(--color-text-muted);letter-spacing:.05em;}

.main-nav{display:flex;align-items:center;gap:4px;flex-wrap:wrap;}
.main-nav a{
  padding:8px 12px;border-radius:8px;font-size:.9rem;font-weight:600;color:var(--color-text);
}
.main-nav a:hover{background:var(--color-bg);text-decoration:none;color:var(--color-primary);}
.main-nav a.current{color:var(--color-primary);background:#eaf3fa;}
.header-actions{display:flex;align-items:center;gap:10px;}
.btn{
  display:inline-block;padding:9px 18px;border-radius:999px;font-weight:700;font-size:.88rem;
  background:var(--color-primary);color:#fff;border:1px solid transparent;
}
.btn:hover{background:var(--color-primary-dark);text-decoration:none;}
.btn.outline{background:transparent;color:var(--color-primary);border-color:var(--color-primary);}
.btn.outline:hover{background:var(--color-primary);color:#fff;}
.btn.warm{background:var(--color-warm);}
.btn.warm:hover{background:#e56f22;}
.btn.small{padding:6px 14px;font-size:.8rem;}

.nav-toggle{
  display:none;background:none;border:1px solid var(--color-border);border-radius:8px;
  width:40px;height:40px;align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  content:"";display:block;width:20px;height:2px;background:var(--color-text);position:relative;
}
.nav-toggle span::before{position:absolute;top:-6px;}
.nav-toggle span::after{position:absolute;top:6px;}

/* ---------- Hero / page header banner ---------- */
.page-hero{
  background:linear-gradient(135deg,var(--color-primary-dark),var(--color-primary) 60%,var(--color-accent));
  color:#fff;padding:56px 0 40px;
}
.page-hero .container{display:flex;flex-direction:column;gap:8px;}
.page-hero .eyebrow{font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;opacity:.85;}
.page-hero h1{color:#fff;font-size:1.9rem;margin:0;}
.page-hero p{color:rgba(255,255,255,.9);max-width:640px;margin:.4em 0 0;}
.breadcrumb{font-size:.8rem;opacity:.85;}
.breadcrumb a{color:#fff;text-decoration:underline;}

/* Top-page hero (bigger) */
.hero-home{
  background:linear-gradient(135deg,var(--color-primary-dark),var(--color-primary) 55%,var(--color-accent));
  color:#fff;padding:64px 0 56px;position:relative;overflow:hidden;
}
.hero-home .container{position:relative;z-index:1;display:grid;grid-template-columns:1.2fr .8fr;gap:32px;align-items:center;}
.hero-home h1{color:#fff;font-size:2.1rem;margin-bottom:.4em;}
.hero-home p.lead{color:rgba(255,255,255,.92);font-size:1.05rem;max-width:520px;}
.hero-home .cta-row{display:flex;gap:12px;margin-top:20px;flex-wrap:wrap;}
.hero-badge{
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.35);
  border-radius:999px;padding:6px 14px;font-size:.78rem;display:inline-block;margin-bottom:14px;
}
.hero-art{
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.25);border-radius:16px;
  padding:24px;font-size:.9rem;color:#fff;
}
.hero-art ul{padding-left:0;margin:0;list-style:none;}
.hero-art li{padding:8px 0;border-bottom:1px dashed rgba(255,255,255,.25);}
.hero-art li:last-child{border-bottom:none;}

/* ---------- Sections & cards ---------- */
.section{padding:56px 0;}
.section.alt{background:var(--color-surface);}
.section-head{margin-bottom:32px;text-align:center;}
.section-head h2{font-size:1.6rem;}
.section-head p{color:var(--color-text-muted);max-width:640px;margin:0 auto;}

.grid{display:grid;gap:22px;}
.grid.cols-3{grid-template-columns:repeat(3,1fr);}
.grid.cols-2{grid-template-columns:repeat(2,1fr);}
.grid.cols-4{grid-template-columns:repeat(4,1fr);}

.card{
  background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow-sm);transition:transform .15s ease,box-shadow .15s ease;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);}
.card h3{font-size:1.05rem;margin-bottom:.5em;}
.card p{color:var(--color-text-muted);font-size:.92rem;margin-bottom:0;}
.card .icon{
  width:44px;height:44px;border-radius:10px;background:#eaf3fa;color:var(--color-primary);
  display:flex;align-items:center;justify-content:center;font-size:1.3rem;margin-bottom:14px;
}

/* News list */
.news-list{list-style:none;margin:0;padding:0;border-top:1px solid var(--color-border);}
.news-list li{
  display:flex;gap:18px;padding:16px 0;border-bottom:1px solid var(--color-border);align-items:baseline;
}
.news-list time{flex-shrink:0;color:var(--color-text-muted);font-size:.85rem;width:100px;}
.news-list a{color:var(--color-text);}
.news-list a:hover{color:var(--color-primary);}

/* Info table (company info etc.) */
.info-table{width:100%;border-collapse:collapse;background:var(--color-surface);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);}
.info-table th,.info-table td{padding:14px 18px;text-align:left;border-bottom:1px solid var(--color-border);vertical-align:top;font-size:.92rem;}
.info-table th{background:#eef4f9;color:var(--color-primary-dark);width:190px;font-weight:700;white-space:nowrap;}
.info-table tr:last-child th,.info-table tr:last-child td{border-bottom:none;}

/* Form */
.form-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow-sm);}
.form-row{margin-bottom:20px;}
.form-row label{display:block;font-weight:700;margin-bottom:6px;font-size:.92rem;}
.form-row .req{color:#e2472b;font-size:.75rem;font-weight:700;margin-left:6px;}
.form-row input[type=text],.form-row input[type=email],.form-row input[type=tel],.form-row select,.form-row textarea{
  width:100%;padding:10px 12px;border:1px solid var(--color-border);border-radius:8px;font-size:.95rem;font-family:inherit;
  background:#fbfdfe;
}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{outline:2px solid var(--color-accent);outline-offset:1px;}
.form-row textarea{min-height:120px;resize:vertical;}
.form-hint{font-size:.8rem;color:var(--color-text-muted);margin-top:4px;}
.form-row.checkbox{display:flex;align-items:flex-start;gap:10px;}
.form-row.checkbox input{margin-top:4px;}
.form-submit{text-align:center;margin-top:28px;}
fieldset{border:none;padding:0;margin:0;}

/* Sidebar layout for sub-pages */
.layout{display:grid;grid-template-columns:220px 1fr;gap:36px;align-items:start;}
.side-nav{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:18px;position:sticky;top:88px;}
.side-nav h4{font-size:.8rem;text-transform:uppercase;letter-spacing:.06em;color:var(--color-text-muted);margin-bottom:10px;}
.side-nav ul{list-style:none;padding:0;margin:0;}
.side-nav li a{display:block;padding:8px 10px;border-radius:8px;font-size:.9rem;color:var(--color-text);}
.side-nav li a:hover,.side-nav li a.current{background:var(--color-bg);color:var(--color-primary);text-decoration:none;}
.content-body{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow-sm);}
.content-body h2{font-size:1.25rem;border-left:5px solid var(--color-accent);padding-left:12px;margin-top:1.6em;}
.content-body h2:first-child{margin-top:0;}
.content-body table.info-table{margin:16px 0;}

.pagetop{text-align:right;margin:16px 0;}
.pagetop a{font-size:.85rem;color:var(--color-text-muted);}

/* Shop grid */
.shop-card{display:flex;gap:16px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow-sm);}
.shop-card .shop-icon{
  width:56px;height:56px;border-radius:12px;background:linear-gradient(135deg,var(--color-primary),var(--color-accent));
  color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.4rem;flex-shrink:0;font-weight:800;
}

/* Callout / notice box */
.notice{background:#fff6ea;border:1px solid #ffddb0;border-radius:var(--radius);padding:18px 20px;font-size:.9rem;color:#7a4a12;margin-bottom:24px;}

/* Footer */
.site-footer{background:var(--color-primary-dark);color:rgba(255,255,255,.85);padding:40px 0 24px;margin-top:40px;}
.site-footer .container{display:flex;flex-wrap:wrap;justify-content:space-between;gap:24px;}
.site-footer h5{color:#fff;font-size:.85rem;letter-spacing:.05em;margin-bottom:12px;}
.site-footer ul{list-style:none;padding:0;margin:0;}
.site-footer li{margin-bottom:8px;font-size:.85rem;}
.site-footer a{color:rgba(255,255,255,.8);}
.site-footer a:hover{color:#fff;}
.footer-bottom{
  max-width:var(--max-width);margin:24px auto 0;padding:16px 20px 0;border-top:1px solid rgba(255,255,255,.15);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.78rem;color:rgba(255,255,255,.65);
}

/* Utility */
.text-center{text-align:center;}
.mt-0{margin-top:0;}
.small{font-size:.85rem;color:var(--color-text-muted);}

/* ---------- Responsive ---------- */
@media (max-width:900px){
  .layout{grid-template-columns:1fr;}
  .side-nav{position:static;}
  .hero-home .container{grid-template-columns:1fr;}
  .grid.cols-3,.grid.cols-4{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:720px){
  .main-nav{
    position:fixed;inset:60px 0 0 0;background:#fff;flex-direction:column;align-items:stretch;
    padding:16px;overflow-y:auto;display:none;gap:2px;
  }
  .main-nav.open{display:flex;}
  .main-nav a{padding:12px 14px;font-size:1rem;}
  .nav-toggle{display:flex;}
  .header-actions .btn span.long{display:none;}
  .grid.cols-3,.grid.cols-4,.grid.cols-2{grid-template-columns:1fr;}
  .info-table th{width:110px;}
  .site-footer .container{flex-direction:column;}
}