/* ========================================
   株式会社大将水産 Corporate Site
   Common Stylesheet (Mobile First)
   ======================================== */

:root{
  /* ===== Specified palette ===== */
  --ink:#001F3F;           /* 深い藍 */
  --sand:#F5F5DC;          /* 砂浜(ベージュ) */
  --sun:#FF7F50;           /* 朝焼け(コーラル) */

  /* ===== Derived tones ===== */
  --ink-2:#0a2d52;         /* ink lighter */
  --sea:#1a3a5f;           /* mid blue */
  --mist:#5a7a9a;          /* cool grey-blue */
  --paper:#faf7ee;         /* off-white (warmer than sand) */
  --shell:#ffffff;         /* pure white */
  --line:rgba(0,31,63,.12);

  /* ===== Typography ===== */
  --mincho:"Noto Sans JP", -apple-system, "Hiragino Sans", sans-serif;
  --sans:"Noto Sans JP", -apple-system, "Hiragino Sans", sans-serif;
  --latin:"Noto Sans JP", sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--sans);
  color:var(--ink);
  background:var(--paper);
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  font-size:14px;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}

/* Noise overlay */
body::before{
  content:"";
  position:fixed;inset:0;
  pointer-events:none;z-index:100;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence baseFrequency='0.9' numOctaves='2' seed='3'/><feColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.07 0'/></filter><rect width='200' height='200' filter='url(%23n)'/></svg>");
  opacity:.5;mix-blend-mode:multiply;
}

/* ========================================
   HEADER (Mobile First)
   ======================================== */
header{
  position:fixed;top:0;left:0;right:0;z-index:50;
  padding:14px 20px;
  display:flex;justify-content:space-between;align-items:center;
  transition:all .4s ease;
  background:linear-gradient(180deg,rgba(0,31,63,.5),transparent);
}
header.scrolled,
header.solid{
  background:rgba(250,247,238,.94);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  padding:12px 20px;
}
.logo{
  font-family:var(--mincho);
  font-weight:700;
  font-size:17px;
  letter-spacing:.15em;
  color:#fff;
  transition:color .4s;
  line-height:1.2;
}
header.scrolled .logo,
header.solid .logo{color:var(--ink)}
.logo .en{
  display:block;
  font-family:var(--latin);
  font-size:9px;
  letter-spacing:.3em;
  font-style:italic;
  opacity:.7;
  margin-top:-1px;
}
nav ul{list-style:none;display:none}
.nav-cta{}

/* Hamburger */
.hamburger{
  display:flex;
  width:44px;height:44px;
  flex-direction:column;justify-content:center;align-items:center;gap:6px;
  padding:0;
}
.hamburger span{
  display:block;
  width:28px;height:1.5px;
  background:#fff;
  transition:all .3s;
}
header.scrolled .hamburger span,
header.solid .hamburger span{background:var(--ink)}
.hamburger.open span{background:#fff !important}
.hamburger.open span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
.hamburger.open span:nth-child(2){opacity:0}
.hamburger.open span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}

/* Mobile drawer */
nav ul.open{
  display:flex;
  position:fixed;top:0;right:0;
  width:100%;max-width:420px;height:100vh;
  background:var(--ink);
  flex-direction:column;justify-content:center;align-items:flex-start;
  padding:80px 40px;gap:24px;
  box-shadow:-20px 0 60px rgba(0,0,0,.4);
  z-index:49;
}
nav ul.open a{
  color:#fff;
  font-size:18px;font-family:var(--mincho);
  letter-spacing:.08em;
}
nav ul.open .nav-cta{
  margin-top:16px;
  color:var(--sun);
  border:1px solid var(--sun);
  padding:10px 22px;
  font-size:12px;letter-spacing:.2em;
}

/* ========================================
   COMMON LAYOUT
   ======================================== */
section{position:relative;padding:70px 20px}

.section-label{
  font-family:var(--latin);font-style:italic;
  font-size:12px;letter-spacing:.25em;
  color:var(--sun);
  margin-bottom:20px;
  display:flex;align-items:center;gap:12px;
}
.section-label::before{
  content:"";width:30px;height:1px;background:currentColor;
}
.section-title{
  font-family:var(--mincho);font-weight:500;
  font-size:28px;
  line-height:1.4;letter-spacing:.04em;
  margin-bottom:36px;
}

/* ========================================
   PAGE HEADER
   ======================================== */
.page-hero{
  position:relative;
  padding:130px 20px 70px;
  background:var(--ink);color:#fff;
  overflow:hidden;
}
.page-hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  opacity:.4;
  transform:scale(1.05);
  animation:slowZoom 25s ease-in-out infinite alternate;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(0,31,63,.3) 0%,rgba(0,31,63,.8) 100%);
}
.page-hero-inner{
  position:relative;z-index:2;
  max-width:1400px;margin:0 auto;
}
.breadcrumb{
  font-family:var(--latin);font-style:italic;
  font-size:11px;letter-spacing:.2em;
  opacity:.8;margin-bottom:18px;
}
.breadcrumb a:hover{color:var(--sun)}
.page-title{
  font-family:var(--mincho);font-weight:400;
  font-size:36px;
  line-height:1.3;letter-spacing:.04em;
  margin-bottom:16px;
}
.page-subtitle{
  font-family:var(--latin);font-style:italic;
  font-size:14px;
  letter-spacing:.15em;
  opacity:.85;
}

@keyframes slowZoom{
  from{transform:scale(1.05)}
  to{transform:scale(1.15)}
}
@keyframes fadeUp{
  from{opacity:0;transform:translateY(30px)}
  to{opacity:1;transform:translateY(0)}
}

/* ========================================
   BUTTONS
   ======================================== */
.btn{
  display:inline-flex;align-items:center;gap:14px;
  padding:16px 32px;
  min-height:48px;
  border:1px solid #fff;
  font-family:var(--sans);
  font-size:12px;letter-spacing:.2em;
  color:#fff;
  transition:all .4s ease;
  position:relative;overflow:hidden;
  background:transparent;
  text-align:center;
}
.btn::before{
  content:"";position:absolute;inset:0;
  background:#fff;
  transform:scaleX(0);transform-origin:right;
  transition:transform .5s ease;z-index:-1;
}
.btn:hover{color:var(--ink)}
.btn:hover::before{transform:scaleX(1);transform-origin:left}
.btn::after{content:"→";transition:transform .4s}
.btn:hover::after{transform:translateX(6px)}

.btn-dark{color:var(--ink);border-color:var(--ink)}
.btn-dark::before{background:var(--ink)}
.btn-dark:hover{color:#fff}

.btn-sun{
  background:var(--sun);color:#fff;border-color:var(--sun);
}
.btn-sun::before{background:var(--ink)}
.btn-sun:hover{color:#fff;border-color:var(--ink)}

/* ========================================
   FOOTER
   ======================================== */
footer{
  background:var(--ink);color:#fff;
  padding:60px 20px 28px;
}
.footer-inner{
  max-width:1400px;margin:0 auto;
  display:flex;flex-direction:column;gap:40px;
  padding-bottom:40px;
  border-bottom:1px solid rgba(255,255,255,.15);
}
.footer-brand .logo{color:#fff;font-size:22px}
.footer-brand p{
  font-size:12px;opacity:.7;line-height:2;margin-top:20px;
  max-width:320px;
}
.footer-col h4{
  font-family:var(--latin);font-style:italic;
  font-size:11px;letter-spacing:.25em;
  color:var(--sun);margin-bottom:20px;font-weight:400;
}
.footer-col ul{list-style:none}
.footer-col li{margin-bottom:12px}
.footer-col a{
  font-size:12px;opacity:.75;letter-spacing:.05em;
  transition:opacity .3s;
}
.footer-col a:hover{opacity:1;color:var(--sun)}
.footer-ec-cta{
  margin-top:20px;
  padding:18px 24px;
  min-height:56px;
  background:var(--sun);
  color:#fff;
  display:flex;flex-direction:column;justify-content:center;text-align:center;
  font-size:12px;letter-spacing:.15em;
  transition:background .3s;
}
.footer-ec-cta:hover{background:#ff9268}
.footer-ec-cta strong{
  display:block;font-family:var(--mincho);
  font-size:14px;margin-bottom:2px;
}
.footer-bottom{
  max-width:1400px;margin:0 auto;
  display:flex;flex-direction:column;gap:10px;
  padding-top:24px;
  font-size:10px;opacity:.5;letter-spacing:.15em;
  font-family:var(--latin);font-style:italic;
  text-align:center;
}
.footer-legal-link{
  font-family:var(--sans);font-style:normal;
  font-size:11px;letter-spacing:.05em;
}
.footer-legal-link a{
  opacity:.85;
  border-bottom:1px solid transparent;
  transition:opacity .3s,border-color .3s,color .3s;
}
.footer-legal-link a:hover{
  opacity:1;color:var(--sun);border-bottom-color:var(--sun);
}

/* ========================================
   LEGAL / UTILITY PAGE LAYOUT
   (shared by /legal/, /terms/, and any future
    text-only legal/policy pages — page-specific
    table/list styles still live inline.)
   ======================================== */
.legal-page{
  max-width:900px;margin:0 auto;
  padding:120px 20px 80px;
}
.legal-breadcrumb{
  font-family:var(--latin);font-style:italic;
  font-size:11px;letter-spacing:.25em;color:var(--mist);
  margin-bottom:20px;
}
.legal-breadcrumb a{color:var(--mist);border-bottom:1px solid transparent;transition:border-color .3s}
.legal-breadcrumb a:hover{border-bottom-color:var(--mist)}
.legal-page h1{
  font-family:var(--mincho);font-weight:500;
  font-size:28px;letter-spacing:.06em;line-height:1.4;
  color:var(--ink);
  padding-bottom:24px;margin-bottom:40px;
  border-bottom:1px solid var(--line);
}

/* ========================================
   TABLET (>=600px)
   ======================================== */
@media(min-width:600px){
  body{font-size:15px}
  section{padding:90px 28px}
  .page-hero{padding:150px 28px 80px}
  .page-title{font-size:44px}
  .section-title{font-size:34px}
  header{padding:16px 28px}
  header.scrolled,header.solid{padding:14px 28px}
  .logo{font-size:18px}
  .logo .en{font-size:10px}
  .footer-bottom{flex-direction:row;justify-content:space-between;text-align:left}
  .legal-page{padding:140px 28px 100px}
  .legal-page h1{font-size:32px}
}

/* ========================================
   DESKTOP (>=900px)
   ======================================== */
@media(min-width:900px){
  section{padding:120px 40px}
  .page-hero{padding:200px 40px 100px}
  .page-title{font-size:64px}
  .section-title{font-size:44px}
  .section-label{font-size:13px;letter-spacing:.3em;margin-bottom:24px}
  .section-label::before{width:40px}
  .breadcrumb{font-size:12px;margin-bottom:22px}
  .page-subtitle{font-size:17px;letter-spacing:.2em}

  header{padding:20px 40px}
  header.scrolled,header.solid{padding:14px 40px}
  .logo{font-size:20px}

  /* Desktop nav */
  .hamburger{display:none}
  nav ul{
    display:flex !important;
    position:static;
    width:auto;max-width:none;height:auto;
    background:transparent;
    flex-direction:row;align-items:center;
    padding:0;gap:32px;
    box-shadow:none;
  }
  nav ul li a{
    font-size:13px;letter-spacing:.15em;
    color:#fff;
    position:relative;padding:4px 0;
    transition:color .4s;
  }
  header.scrolled nav a,
  header.solid nav a{color:var(--ink) !important}
  nav a::after{
    content:"";position:absolute;left:0;bottom:-2px;
    width:0;height:1px;background:currentColor;
    transition:width .4s ease;
  }
  nav a:hover::after,
  nav a.current::after{width:100%}
  .nav-cta{
    padding:10px 22px !important;
    border:1px solid currentColor;
    font-size:12px !important;letter-spacing:.2em !important;
  }
  .nav-cta::after{display:none}

  /* Footer grid */
  .footer-inner{
    display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:50px;
    padding-bottom:50px;
  }
  footer{padding:80px 40px 32px}

  /* Legal/utility page */
  .legal-page{padding:160px 40px 120px}
  .legal-page h1{font-size:36px;margin-bottom:48px}
}

/* ========================================
   LARGE DESKTOP (>=1200px)
   ======================================== */
@media(min-width:1200px){
  section{padding:140px 48px}
  .page-hero{padding:220px 48px 120px}
  .page-title{font-size:80px}
  .section-title{font-size:52px}
  header{padding:22px 48px}
  header.scrolled,header.solid{padding:16px 48px}
  footer{padding:100px 48px 40px}
  .footer-inner{gap:60px}
}