/* =========================================================
   Kaoru Shirogane — Official Site
   Design tokens
   ========================================================= */
:root{
  /* colour: deep indigo night, shirogane (silver) accent, hanko-red signature */
  --bg:            #0A1220;
  --bg-panel:      #111D30;
  --bg-panel-2:    #16233A;
  --border:        rgba(201,210,227,0.12);
  --border-soft:   rgba(201,210,227,0.07);

  --ink:           #E9EDF6;
  --ink-muted:     #9AA8C0;
  --ink-faint:     #6C7A94;

  --indigo:        #2E4A82;
  --indigo-bright: #5B7FC4;
  --silver:        #C9D2E3;
  --silver-bright: #F3F6FC;
  --hanko:         #A6383D;   /* seal-stamp red — used sparingly */
  --hanko-bright:  #C24B4F;

  --font-display:  'Zen Antique Soft', serif;
  --font-body:     'New Tegomin', serif;

  --radius-s: 6px;
  --radius-m: 12px;
  --radius-l: 20px;

  --ease: cubic-bezier(.22,.61,.36,1);
}

@media (prefers-reduced-motion: reduce){
  *{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}

*,*::before,*::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }

body{
  margin:0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* faint washi-paper grid + moon watermark, applied once to body */
body::before{
  content:"";
  position: fixed; inset:0;
  background-image:
    radial-gradient(circle at 82% 8%, rgba(201,210,227,0.05) 0%, rgba(201,210,227,0.05) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events:none;
  z-index:0;
  opacity:.5;
}

.moon-mark{
  position:fixed;
  top:-120px; right:-120px;
  width:420px; height:420px;
  border-radius:50%;
  background: radial-gradient(circle at 35% 35%, rgba(233,237,246,0.10), rgba(233,237,246,0.02) 60%, transparent 72%);
  pointer-events:none;
  z-index:0;
}

a{ color: inherit; text-decoration:none; }
img{ max-width:100%; display:block; }
ul{ margin:0; padding:0; list-style:none; }

h1,h2,h3,h4{
  font-family: var(--font-display);
  font-weight:400;
  letter-spacing:.02em;
  margin:0 0 .5em;
  color: var(--silver-bright);
}

p{ margin:0 0 1em; color: var(--ink); }
.muted{ color: var(--ink-muted); }

:focus-visible{
  outline: 2px solid var(--indigo-bright);
  outline-offset: 3px;
  border-radius: 4px;
}

.container{
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 28px;
  position: relative;
  z-index: 1;
}

/* =========================================================
   Hanko seal — signature element
   ========================================================= */
.hanko{
  --size: 46px;
  width: var(--size); height: var(--size);
  border-radius: 8px;
  border: 1.5px solid var(--hanko);
  color: var(--hanko-bright);
  display:flex; align-items:center; justify-content:center;
  font-family: var(--font-display);
  font-size: 1.15rem;
  flex-shrink:0;
  position: relative;
  background: rgba(166,56,61,0.06);
}
.hanko::after{
  content:"";
  position:absolute; inset:3px;
  border: 1px solid rgba(166,56,61,0.35);
  border-radius: 5px;
}

/* =========================================================
   Navigation
   ========================================================= */
.site-header{
  position: sticky; top:0;
  z-index: 50;
  background: rgba(10,18,32,0.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-soft);
}
.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: 14px 0;
  gap: 20px;
}
.nav-brand{
  display:flex; align-items:center; gap:14px;
  font-family: var(--font-display);
}
.nav-brand .kanji{
  font-size: 1.05rem;
  color: var(--silver-bright);
  line-height:1.1;
}
.nav-brand .roman{
  display:block;
  font-size:.68rem;
  letter-spacing:.16em;
  color: var(--ink-faint);
  text-transform: uppercase;
  margin-top:2px;
}
.nav-links{
  display:flex;
  gap: 6px;
  font-family: var(--font-display);
}
.nav-links a{
  padding: 8px 16px;
  border-radius: var(--radius-s);
  font-size: .95rem;
  letter-spacing:.03em;
  color: var(--ink-muted);
  transition: color .2s var(--ease), background .2s var(--ease);
  position: relative;
}
.nav-links a:hover{ color: var(--silver-bright); background: var(--border-soft); }
.nav-links a[aria-current="page"]{
  color: var(--silver-bright);
}
.nav-links a[aria-current="page"]::after{
  content:"";
  position:absolute; left:16px; right:16px; bottom:3px;
  height:2px;
  background: var(--hanko);
  border-radius: 2px;
}
.nav-toggle{
  display:none;
  background:none; border:1px solid var(--border); color: var(--ink);
  width:42px; height:42px; border-radius: var(--radius-s);
  cursor:pointer;
  font-size:1.2rem;
}

@media (max-width: 760px){
  .nav-toggle{ display:block; }
  .nav-links{
    position:absolute; top: 100%; left:0; right:0;
    flex-direction:column;
    background: var(--bg-panel);
    border-bottom: 1px solid var(--border);
    padding: 8px;
    display:none;
    gap: 2px;
  }
  .nav-links.open{ display:flex; }
  .nav-links a{ padding:14px 16px; }
}

/* =========================================================
   Buttons
   ========================================================= */
.btn{
  display:inline-flex; align-items:center; gap:10px;
  font-family: var(--font-display);
  letter-spacing:.03em;
  padding: 13px 26px;
  border-radius: var(--radius-s);
  border: 1px solid var(--border);
  background: var(--bg-panel-2);
  color: var(--silver-bright);
  cursor:pointer;
  transition: transform .18s var(--ease), border-color .18s var(--ease), background .18s var(--ease);
  font-size: .96rem;
}
.btn:hover{ transform: translateY(-2px); border-color: var(--indigo-bright); }
.btn:active{ transform: translateY(0); }
.btn-primary{
  background: linear-gradient(135deg, var(--indigo), var(--indigo-bright));
  border-color: transparent;
}
.btn-primary:hover{ border-color: transparent; filter: brightness(1.08); }
.btn-hanko{
  border-color: var(--hanko);
  color: var(--hanko-bright);
  background: rgba(166,56,61,0.06);
}
.btn-hanko:hover{ border-color: var(--hanko-bright); }
.btn[disabled]{ opacity:.45; cursor:not-allowed; transform:none; }

/* =========================================================
   Hero (home)
   ========================================================= */
.hero{
  padding: 96px 0 72px;
  display:grid;
  grid-template-columns: auto 1fr;
  gap: 48px;
  align-items:center;
}
.hero-kanji{
  writing-mode: vertical-rl;
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  letter-spacing: .2em;
  background: linear-gradient(180deg, var(--silver-bright), var(--silver) 60%, var(--indigo-bright));
  -webkit-background-clip:text; background-clip:text; color:transparent;
  border-right: 1px solid var(--border);
  padding-right: 28px;
  opacity:0;
  animation: fadeInUp .9s var(--ease) forwards;
}
.hero-body{ opacity:0; animation: fadeInUp .9s .15s var(--ease) forwards; }
.eyebrow{
  display:inline-flex; align-items:center; gap:10px;
  font-family: var(--font-display);
  font-size:.82rem; letter-spacing:.22em; text-transform:uppercase;
  color: var(--ink-faint);
  margin-bottom: 18px;
}
.eyebrow .line{ width:28px; height:1px; background: var(--hanko); }
.hero h1{
  font-size: clamp(2.1rem, 4.4vw, 3.2rem);
  margin-bottom: .2em;
}
.hero .roman-name{
  display:block;
  font-size: 1rem;
  letter-spacing:.28em;
  text-transform:uppercase;
  color: var(--ink-muted);
  font-family: var(--font-display);
  margin-bottom: 22px;
}
.hero p.lead{
  max-width: 46ch;
  font-size: 1.08rem;
  color: var(--ink-muted);
}
.hero-actions{ display:flex; gap:14px; flex-wrap:wrap; margin-top: 30px; }

@media (max-width: 720px){
  .hero{ grid-template-columns: 1fr; padding-top:56px; }
  .hero-kanji{
    writing-mode: horizontal-tb;
    border-right:none; border-bottom:1px solid var(--border);
    padding-right:0; padding-bottom: 18px; letter-spacing:.1em;
  }
}

@keyframes fadeInUp{
  from{ opacity:0; transform: translateY(14px); }
  to{ opacity:1; transform:none; }
}

/* =========================================================
   Section shell
   ========================================================= */
.section{ padding: 64px 0; position:relative; z-index:1; }
.section-head{ margin-bottom: 36px; }
.section-head .eyebrow{ margin-bottom: 10px; }
.section + .section{ border-top: 1px solid var(--border-soft); }

/* quick nav (home) */
.quick-nav{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.quick-card{
  border:1px solid var(--border);
  background: var(--bg-panel);
  border-radius: var(--radius-m);
  padding: 22px 20px;
  transition: border-color .2s var(--ease), transform .2s var(--ease), background .2s var(--ease);
}
.quick-card:hover{ border-color: var(--indigo-bright); transform: translateY(-3px); background: var(--bg-panel-2); }
.quick-card .num{ font-family: var(--font-display); color: var(--ink-faint); font-size:.8rem; letter-spacing:.1em; }
.quick-card h3{ font-size: 1.1rem; margin: 10px 0 6px; }
.quick-card p{ color: var(--ink-muted); font-size:.92rem; margin:0; }

@media (max-width: 860px){ .quick-nav{ grid-template-columns: repeat(2,1fr); } }
@media (max-width: 520px){ .quick-nav{ grid-template-columns: 1fr; } }

/* news */
.news-list{ display:flex; flex-direction:column; gap:0; border-top:1px solid var(--border-soft); }
.news-item{
  display:grid; grid-template-columns: 120px 1fr auto;
  gap: 20px; align-items:baseline;
  padding: 20px 4px;
  border-bottom: 1px solid var(--border-soft);
}
.news-item time{ font-family: var(--font-display); color: var(--ink-faint); font-size:.85rem; letter-spacing:.05em; }
.news-item .tag{
  font-family: var(--font-display); font-size:.72rem; letter-spacing:.1em; text-transform:uppercase;
  color: var(--hanko-bright); border:1px solid var(--hanko); border-radius: 999px; padding: 3px 10px;
  justify-self:start;
}
@media (max-width: 620px){
  .news-item{ grid-template-columns: 1fr; gap:6px; }
}

/* =========================================================
   Cards / panels generic
   ========================================================= */
.panel{
  border: 1px solid var(--border);
  background: var(--bg-panel);
  border-radius: var(--radius-l);
  padding: 32px;
}

/* profile table (character page) */
.profile-grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius-m);
  overflow:hidden;
}
.profile-cell{
  background: var(--bg-panel);
  padding: 18px 22px;
}
.profile-cell .label{
  font-family: var(--font-display);
  font-size:.75rem; letter-spacing:.14em; text-transform:uppercase;
  color: var(--ink-faint);
  display:block; margin-bottom:6px;
}
.profile-cell .value{ color: var(--silver-bright); font-size:1.02rem; }
@media (max-width: 640px){ .profile-grid{ grid-template-columns: 1fr; } }

.trait-list{ display:flex; flex-wrap:wrap; gap:10px; }
.trait-chip{
  border:1px solid var(--border);
  background: var(--bg-panel);
  padding: 8px 16px;
  border-radius: 999px;
  font-size:.9rem;
  color: var(--ink-muted);
}
.trait-chip.like{ border-color: rgba(91,127,196,0.5); color: var(--silver-bright); }
.trait-chip.dislike{ border-color: rgba(166,56,61,0.5); color: var(--hanko-bright); }

.placeholder-note{
  font-size:.85rem;
  color: var(--ink-faint);
  border-left: 2px solid var(--hanko);
  padding-left: 12px;
  margin: 8px 0 24px;
}

/* =========================================================
   Voicebank cards + player
   ========================================================= */
.vb-card{
  border:1px solid var(--border);
  background: var(--bg-panel);
  border-radius: var(--radius-l);
  padding: 30px;
  margin-bottom: 24px;
}
.vb-head{ display:flex; justify-content:space-between; align-items:flex-start; gap: 16px; flex-wrap:wrap; margin-bottom: 14px; }
.vb-head h3{ margin:0; font-size:1.3rem; }
.vb-version{
  font-family: var(--font-display); font-size:.78rem; letter-spacing:.08em;
  color: var(--ink-faint); border:1px solid var(--border); padding:4px 12px; border-radius:999px;
}
.vb-desc{ color: var(--ink-muted); max-width: 62ch; }

.player{
  display:flex; align-items:center; gap:16px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-m);
  padding: 14px 18px;
  margin: 18px 0;
}
.player-btn{
  width:44px; height:44px; border-radius:50%;
  border:1px solid var(--indigo-bright);
  background: var(--bg-panel-2);
  color: var(--silver-bright);
  display:flex; align-items:center; justify-content:center;
  cursor:pointer; flex-shrink:0;
  font-size: 1rem;
  transition: background .2s var(--ease);
}
.player-btn:hover{ background: var(--indigo); }
.player-track{ flex:1; }
.player-bar{
  height:4px; background: var(--border); border-radius:4px; overflow:hidden; cursor:pointer;
}
.player-bar-fill{ height:100%; width:0%; background: var(--indigo-bright); }
.player-time{ font-size:.78rem; color: var(--ink-faint); margin-top:6px; font-family: var(--font-display); }
.vb-actions{ display:flex; gap:12px; flex-wrap:wrap; }

/* =========================================================
   Download page
   ========================================================= */
.dl-row{
  display:grid; grid-template-columns: 1fr auto;
  align-items:center; gap: 20px;
  border:1px solid var(--border);
  background: var(--bg-panel);
  border-radius: var(--radius-m);
  padding: 22px 26px;
  margin-bottom: 14px;
}
.dl-row h4{ margin:0 0 4px; font-size:1.05rem; }
.dl-meta{ font-size:.82rem; color: var(--ink-faint); font-family: var(--font-display); letter-spacing:.03em; }
@media (max-width: 560px){ .dl-row{ grid-template-columns:1fr; } }

/* =========================================================
   Terms page
   ========================================================= */
.terms-section{ margin-bottom: 34px; }
.terms-section h3{
  font-size:1.15rem;
  display:flex; align-items:center; gap:12px;
}
.terms-section h3 .mark{ color: var(--hanko-bright); font-family: var(--font-display); font-size:.85rem; }
.terms-section p, .terms-section li{ color: var(--ink-muted); }
.terms-section ul{ padding-left: 1.2em; list-style: disc; }
.terms-section li{ margin-bottom:6px; }

/* =========================================================
   Footer
   ========================================================= */
.site-footer{
  border-top: 1px solid var(--border-soft);
  padding: 40px 0 32px;
  margin-top: 40px;
}
.footer-inner{
  display:flex; justify-content:space-between; align-items:center; gap:20px; flex-wrap:wrap;
}
.footer-inner .roman{ font-size:.82rem; color: var(--ink-faint); }
.footer-links{ display:flex; gap:18px; }
.footer-links a{ font-size:.85rem; color: var(--ink-muted); }
.footer-links a:hover{ color: var(--silver-bright); }

/* utility */
.fade-in{ opacity:0; transform: translateY(16px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.fade-in.visible{ opacity:1; transform:none; }

.hero{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:80px;
    position:relative;
}

.hero-body{
    flex:1;
}

.hero-image{
    flex:1;
    display:flex;
    justify-content:center;
    align-items:flex-end;
}

.hero-image img{
    width:100%;
    max-width:520px;
    height:auto;
    display:block;

    filter:
        drop-shadow(0 0 35px rgba(90,140,255,.35));

    transition:.4s ease;
}

.hero-image img:hover{
    transform:translateY(-8px) scale(1.02);
}