/* ============================================
   HOPE Inc. - Common Stylesheet
   ============================================ */

:root{
  --bg:#ffffff;
  --bg-soft:#f7f9f5;
  --bg-dark:#0d1f10;
  --ink:#1a1a1a;
  --ink-soft:#5a625a;
  --ink-mute:#9ba89b;
  --green:#2d8c3c;
  --green-bright:#3eb04d;
  --green-vivid:#52c25e;
  --green-yellow:#a8d63d;
  --green-light:#e8f7ea;
  --green-soft:#f0faf2;
  --line:rgba(26,26,26,.1);
  --line-soft:rgba(26,26,26,.05);
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px;}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:'Noto Sans JP','Plus Jakarta Sans',-apple-system,BlinkMacSystemFont,sans-serif;
  font-weight:400;
  line-height:1.7;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  letter-spacing:.02em;
}
img{max-width:100%;height:auto;display:block;}

/* ===== ヘッダー ===== */
header{
  position:fixed;
  top:0;left:0;right:0;
  padding:18px 40px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  z-index:1000;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
  border-bottom:1px solid var(--line-soft);
  transition:padding .3s ease;
}
.logo{
  display:flex;
  align-items:center;
  text-decoration:none;
  color:var(--ink);
}
.logo-svg{
  height:42px;
  width:auto;
}
.logo-svg-footer{
  height:48px;
  width:auto;
}
nav ul{
  display:flex;
  list-style:none;
  gap:32px;
  align-items:center;
}
nav a{
  color:var(--ink);
  text-decoration:none;
  font-size:13px;
  font-weight:600;
  letter-spacing:.08em;
  position:relative;
  padding:6px 0;
  transition:color .3s;
}
nav a small{
  display:block;
  font-size:9px;
  letter-spacing:.2em;
  color:var(--green-bright);
  font-weight:600;
  text-transform:uppercase;
  margin-bottom:2px;
}
nav a:not(.header-cta):hover{color:var(--green);}
nav a.active{color:var(--green);}
nav a.active small{color:var(--green);}
.header-cta{
  background:var(--green-bright);
  color:#fff !important;
  padding:12px 24px !important;
  border-radius:30px;
  transition:all .3s;
  box-shadow:0 4px 14px rgba(62,176,77,.3);
}
.header-cta:hover{
  background:var(--green);
  transform:translateY(-1px);
  box-shadow:0 6px 18px rgba(62,176,77,.4);
}

/* === モバイルメニュー === */
.menu-toggle{
  display:none;
  background:none;
  border:none;
  cursor:pointer;
  width:32px;height:32px;
  flex-direction:column;
  justify-content:center;
  gap:5px;
  z-index:1001;
}
.menu-toggle span{
  display:block;
  width:24px;height:2px;
  background:var(--ink);
  transition:all .3s;
}
.menu-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.menu-toggle.open span:nth-child(2){opacity:0;}
.menu-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

.mobile-nav{
  position:fixed;
  top:0;right:-100%;
  width:100%;
  max-width:380px;
  height:100vh;
  background:#fff;
  padding:90px 32px 32px;
  z-index:999;
  transition:right .4s cubic-bezier(.7,0,.3,1);
  box-shadow:-10px 0 40px rgba(0,0,0,.1);
  overflow-y:auto;
}
.mobile-nav.open{right:0;}
.mobile-nav ul{
  list-style:none;
  display:block;
  gap:0;
  padding:0;
  margin:0;
}
.mobile-nav li{border-bottom:1px solid var(--line);}
.mobile-nav a{
  display:block;
  padding:20px 0;
  text-decoration:none;
  color:var(--ink);
  font-size:16px;
  font-weight:700;
}
.mobile-nav a small{
  display:block;
  font-size:10px;
  color:var(--green-bright);
  letter-spacing:.2em;
  font-weight:600;
  margin-bottom:4px;
  text-transform:uppercase;
}
.mobile-nav .header-cta{
  margin-top:24px;
  text-align:center;
  display:block !important;
  padding:18px !important;
}
.mobile-overlay{
  position:fixed;
  inset:0;
  background:rgba(0,0,0,.4);
  z-index:998;
  opacity:0;
  pointer-events:none;
  transition:opacity .3s;
}
.mobile-overlay.open{opacity:1;pointer-events:auto;}

/* ===== セクション共通 ===== */
section{position:relative;padding:120px 40px;}
.container{max-width:1280px;margin:0 auto;}
.section-label{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:12px;
  font-weight:700;
  letter-spacing:.2em;
  color:var(--green);
  margin-bottom:24px;
  text-transform:uppercase;
}
.section-label::before{
  content:'';
  width:30px;height:2px;
  background:var(--green);
}
.section-title{
  font-size:clamp(26px,4vw,52px);
  font-weight:800;
  line-height:1.15;
  letter-spacing:-.02em;
  margin-bottom:24px;
}
.section-title .accent{color:var(--green-bright);}
.section-lead{
  font-size:clamp(14px,1.5vw,16px);
  color:var(--ink-soft);
  line-height:2;
  max-width:640px;
  font-weight:500;
}

/* ===== 共通ボタン ===== */
.btn-primary{
  background:var(--green-bright);
  color:#fff;
  padding:18px 36px;
  border-radius:40px;
  text-decoration:none;
  font-size:14px;
  font-weight:700;
  letter-spacing:.05em;
  display:inline-flex;
  align-items:center;
  gap:10px;
  transition:all .3s;
  box-shadow:0 8px 24px rgba(62,176,77,.3);
  border:none;
  cursor:pointer;
}
.btn-primary:hover{
  background:var(--green);
  transform:translateY(-2px);
  box-shadow:0 12px 32px rgba(62,176,77,.4);
}
.btn-secondary{
  background:transparent;
  color:var(--ink);
  padding:18px 36px;
  border-radius:40px;
  text-decoration:none;
  font-size:14px;
  font-weight:700;
  letter-spacing:.05em;
  border:1.5px solid var(--ink);
  display:inline-flex;
  align-items:center;
  gap:10px;
  transition:all .3s;
  cursor:pointer;
}
.btn-secondary:hover{
  background:var(--ink);
  color:#fff;
}

/* ===== ページヘッダー（下層ページ用） ===== */
.page-hero{
  padding:180px 40px 100px;
  background:var(--bg-soft);
  position:relative;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.page-hero::before{
  content:'';
  position:absolute;
  top:-100px;right:-100px;
  width:500px;height:500px;
  background:radial-gradient(circle,var(--green-light) 0%,transparent 65%);
  pointer-events:none;
}
.page-hero-content{
  position:relative;
  z-index:2;
  max-width:1280px;
  margin:0 auto;
}
.breadcrumb{
  display:flex;
  gap:10px;
  align-items:center;
  font-size:12px;
  color:var(--ink-soft);
  margin-bottom:24px;
  font-weight:500;
}
.breadcrumb a{
  color:var(--ink-soft);
  text-decoration:none;
  transition:color .3s;
}
.breadcrumb a:hover{color:var(--green);}
.breadcrumb .sep{color:var(--ink-mute);}
.page-title{
  font-size:clamp(30px,4.5vw,56px);
  font-weight:800;
  line-height:1.1;
  letter-spacing:-.02em;
  margin-bottom:16px;
}
.page-title .accent{color:var(--green-bright);}
.page-subtitle{
  font-size:13px;
  font-weight:700;
  letter-spacing:.25em;
  color:var(--green-bright);
  text-transform:uppercase;
  margin-bottom:20px;
  font-family:'Plus Jakarta Sans',sans-serif;
}
.page-desc{
  font-size:clamp(14px,1.5vw,16px);
  color:var(--ink-soft);
  line-height:2;
  max-width:640px;
  font-weight:500;
  margin-top:24px;
}

/* ===== CONTACT セクション ===== */
.contact-section{
  background:linear-gradient(135deg,var(--green-bright),var(--green));
  color:#fff;
  padding:140px 40px;
  position:relative;
  overflow:hidden;
}
.contact-section::before{
  content:'';
  position:absolute;
  top:-200px;right:-200px;
  width:600px;height:600px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.1),transparent 70%);
}
.contact-section::after{
  content:'';
  position:absolute;
  bottom:-200px;left:-200px;
  width:500px;height:500px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.08),transparent 70%);
}
.contact-content{
  position:relative;
  z-index:2;
  text-align:center;
  max-width:900px;
  margin:0 auto;
}
.contact-content .section-label{color:#fff;opacity:.95;}
.contact-content .section-label::before{background:#fff;}
.contact-section h2{
  font-size:clamp(30px,5vw,56px);
  font-weight:800;
  line-height:1.1;
  letter-spacing:-.02em;
  margin-bottom:32px;
}
.contact-text{
  font-size:clamp(14px,1.5vw,16px);
  line-height:2;
  opacity:.95;
  margin-bottom:48px;
  font-weight:500;
}
.contact-btn{
  display:inline-flex;
  align-items:center;
  gap:12px;
  background:#fff;
  color:var(--green);
  padding:22px 48px;
  border-radius:40px;
  text-decoration:none;
  font-size:15px;
  font-weight:700;
  letter-spacing:.05em;
  transition:all .3s;
  box-shadow:0 10px 40px rgba(0,0,0,.15);
}
.contact-btn:hover{
  transform:translateY(-3px);
  box-shadow:0 20px 50px rgba(0,0,0,.2);
}

/* ===== FOOTER ===== */
footer{
  background:var(--bg-dark);
  color:#fff;
  padding:80px 40px 32px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:60px;
  margin-bottom:60px;
  max-width:1280px;
  margin-left:auto;
  margin-right:auto;
}
.footer-about p{
  font-size:13px;
  line-height:1.9;
  color:rgba(255,255,255,.6);
  margin-top:20px;
  font-weight:500;
}
.footer-col h4{
  font-size:13px;
  font-weight:700;
  letter-spacing:.15em;
  text-transform:uppercase;
  margin-bottom:20px;
  color:var(--green-vivid);
  font-family:'Plus Jakarta Sans',sans-serif;
}
.footer-col ul{list-style:none;}
.footer-col li{margin-bottom:12px;}
.footer-col a{
  color:rgba(255,255,255,.7);
  text-decoration:none;
  font-size:13px;
  font-weight:500;
  transition:color .3s;
  cursor:pointer;
}
.footer-col a:hover{color:#fff;}
.footer-bottom{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding-top:32px;
  border-top:1px solid rgba(255,255,255,.1);
  font-size:12px;
  color:rgba(255,255,255,.5);
  flex-wrap:wrap;
  gap:20px;
  max-width:1280px;
  margin:0 auto;
}

/* ===== スクロール表示 ===== */
.fade-in{
  opacity:0;
  transform:translateY(40px);
  transition:opacity .8s ease,transform .8s ease;
}
.fade-in.visible{opacity:1;transform:translateY(0);}

/* ============================================ */
/* レスポンシブ対応 */
/* ============================================ */

@media(max-width:1024px){
  header{padding:16px 32px;}
  nav ul{gap:24px;}
  nav a{font-size:12px;}
  section{padding:90px 32px;}
  .page-hero{padding:160px 32px 80px;}
  .contact-section{padding:120px 32px;}
  footer{padding:64px 32px 28px;}
  .footer-grid{gap:40px;}
}

@media(max-width:980px){
  header{padding:14px 24px;}
  .logo-svg{height:38px;}
  header > nav ul{display:none;}
  .menu-toggle{display:flex;}
  section{padding:80px 24px;}
  .page-hero{padding:140px 24px 70px;}
  .contact-section{padding:100px 24px;}
  footer{padding:60px 24px 24px;}
  .footer-grid{
    grid-template-columns:1fr 1fr;
    gap:36px;
  }
  .footer-about{grid-column:1/-1;}
  .footer-bottom{flex-direction:column;text-align:center;}
}

@media(max-width:640px){
  header{padding:12px 20px;}
  .logo-svg{height:34px;}
  section{padding:60px 20px;}
  .page-hero{padding:120px 20px 60px;}
  .contact-section{padding:80px 20px;}
  .contact-text br{display:none;}
  .contact-btn{padding:18px 32px;font-size:14px;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .footer-about{grid-column:auto;}
  footer{padding:50px 20px 20px;}
}

@media(max-width:420px){
  .logo-svg{height:30px;}
  section{padding:50px 16px;}
  .page-hero{padding:110px 16px 50px;}
  .contact-section{padding:70px 16px;}
  .contact-btn{
    padding:16px 28px;
    font-size:13px;
    width:100%;
    justify-content:center;
  }
  footer{padding:40px 16px 18px;}
  .footer-grid{gap:28px;margin-bottom:36px;}
}