/* 君の名は · shared shell styles */
*{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg:#0a0820;
  --card:rgba(20,16,48,0.55);
  --card-hover:rgba(30,22,68,0.78);
  --border:rgba(168,150,220,0.16);
  --border-hover:rgba(255,144,160,0.4);
  --text:var(--kimi-text,#f4eef9);
  --text-mute:rgba(220,210,240,0.65);
  --text-soft:rgba(180,170,210,0.5);
  --text-dim:rgba(180,170,210,0.32);
  --accent:var(--kimi-accent,#ffb098);
  --thread:var(--kimi-thread,#ff8a7a);
}
html,body{background:var(--bg)}
body{color:var(--text);font-family:'Inter','Noto Sans SC',sans-serif;min-height:100vh;-webkit-font-smoothing:antialiased;overflow-x:hidden}
.container{max-width:1240px;margin:0 auto;padding:0 40px;position:relative;z-index:2}
/* ==========================================================================
   Unified Topbar / Header
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(10, 8, 32, 0.82);
  border-bottom: 1px solid var(--border);
  transition: all 0.3s ease;
  width: 100%;
}
.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
}
.brand-link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  text-decoration: none;
}
.brand-name {
  font-family: 'Noto Serif SC', serif;
  font-size: 20px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--text);
}
.brand-en {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  font-size: 16px;
  color: var(--accent);
  font-weight: 400;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-item a {
  font-size: 13.5px;
  font-weight: 300;
  color: var(--text-mute);
  text-decoration: none;
  transition: all 0.3s;
  padding: 6px 2px;
  position: relative;
  letter-spacing: 0.02em;
}
.nav-item a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.nav-item a:hover {
  color: var(--text);
}
.nav-item a:hover::after,
.nav-item.is-active a::after {
  transform: scaleX(1);
  transform-origin: left;
}
.nav-item.is-active a {
  color: var(--accent);
}
.nav-item.nav-btn a {
  padding: 6px 16px;
  border-radius: 999px;
  background: rgba(255, 176, 152, 0.12);
  border: 1px solid rgba(255, 176, 152, 0.35);
  color: var(--accent);
  font-weight: 400;
}
.nav-item.nav-btn a:hover {
  background: rgba(255, 176, 152, 0.22);
  border-color: var(--accent);
}
.nav-item.nav-btn a::after {
  display: none;
}
.mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--text);
  font-size: 20px;
  line-height: 1;
}

nav.kimi-nav{padding:32px 0;display:flex;justify-content:space-between;align-items:center}
nav.kimi-nav .logo{font-family:'Cormorant Garamond',serif;font-size:24px;font-style:italic;font-weight:400;letter-spacing:0.02em;color:var(--text);text-decoration:none;transition:color 0.3s}
nav.kimi-nav .logo:hover{color:var(--accent)}
nav.kimi-nav .menu{display:flex;gap:36px;font-size:13px}
nav.kimi-nav .menu a{color:var(--text-mute);text-decoration:none;transition:color 0.3s;font-weight:300;letter-spacing:0.02em;position:relative;padding-bottom:2px}
nav.kimi-nav .menu a.active{color:var(--accent)}
nav.kimi-nav .menu a::after{content:"";position:absolute;left:0;right:0;bottom:-4px;height:1px;background:var(--accent);transform:scaleX(0);transform-origin:right;transition:transform 0.4s cubic-bezier(0.16,1,0.3,1)}
nav.kimi-nav .menu a:hover{color:var(--text)}
nav.kimi-nav .menu a:hover::after,nav.kimi-nav .menu a.active::after{transform:scaleX(1);transform-origin:left}

.kimi-footer{padding:40px 0 56px;border-top:1px solid var(--border);font-family:'Cormorant Garamond',serif;font-style:italic;font-size:13px;color:var(--text-soft);display:flex;justify-content:space-between;letter-spacing:0.05em;margin-top:60px}
.kimi-footer a{color:inherit;text-decoration:none;transition:color 0.3s}
.kimi-footer a:hover{color:var(--accent)}

@keyframes fadeUp{from{opacity:0;transform:translateY(28px)}to{opacity:1;transform:translateY(0)}}
@media(max-width:768px){
  .nav-links { display: none; }
  .mobile-toggle { display: block; }
  .nav-links.is-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(10, 8, 32, 0.96);
    border-bottom: 1px solid var(--border);
    padding: 20px;
    gap: 18px;
  }
  nav.kimi-nav .menu{gap:18px;font-size:12px}
  .container{padding:0 22px}
}