/* ローダー・遷移オーバーレイ・リセット・共通トークンは common.css を参照 */

/* ── Design tokens (NITech tone: navy × white × minimal) ── */
:root{
  --navy-pale: #e8edf5;
  --navy-lite: #c2cedf;
  --bg:        #f5f6f8;
  --border:    rgba(0,0,0,0.10);
  --border-md: rgba(0,0,0,0.18);
  --r:         4px;
  --r-lg:      8px;
}

body{
  font-family:'Noto Sans JP','游ゴシック体','Yu Gothic','Hiragino Kaku Gothic ProN',sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.75;
  min-height:100vh;
}

/* ── Header ── */
.site-header{
  background:var(--navy);
  position:sticky;top:0;z-index:200;
  border-bottom:3px solid var(--gold);
}
.header-inner{
  max-width:880px;margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 20px;height:52px;gap:12px;
}
.header-logo{
  display:flex;align-items:center;gap:10px;
  text-decoration:none;
}
.logo-mark{
  width:34px;height:34px;
  object-fit:contain;
  flex-shrink:0;
  filter:brightness(0) invert(1);
}
.logo-text{
  display:flex;flex-direction:column;gap:4px;
}
.logo-ja{font-size:10px;color:rgba(255,255,255,.65);line-height:1;}
.logo-en{font-size:12px;font-weight:700;color:#fff;line-height:1;letter-spacing:.03em;}
.header-right{display:flex;align-items:center;gap:12px;}
.hamburger-btn{
  display:none;
  background:none;border:none;cursor:pointer;
  padding:6px;gap:5px;
  flex-direction:column;align-items:center;justify-content:center;
}
.hamburger-btn span{
  display:block;width:22px;height:2px;
  background:#fff;border-radius:1px;
  transition:opacity .15s;
}
.hamburger-btn:hover span{opacity:.75;}
@media(max-width:800px){
  .hamburger-btn{display:flex;}
}
.header-user-badge{
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.2);
  color:#fff;font-size:11px;font-weight:700;
  padding:3px 12px;letter-spacing:.04em;
}
.header-status{
  display:flex;align-items:center;gap:5px;
  font-size:11px;color:rgba(255,255,255,.8);
}
.status-dot{width:6px;height:6px;background:#9ca3af;border-radius:50%;}
.st-open .status-dot{background:#4ade80;animation:blink 2s ease-in-out infinite;}
.st-advice .status-dot,.st-fix .status-dot{background:var(--gold);}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.3}}

.lang-switch{
  display:flex;align-items:center;gap:0;
  border:1px solid rgba(255,255,255,.25);
  overflow:hidden;flex-shrink:0;
}
.lang-btn{
  padding:4px 10px;font-size:11px;font-weight:700;font-family:inherit;
  background:none;border:none;color:rgba(255,255,255,.55);
  cursor:pointer;transition:background .15s,color .15s;
  letter-spacing:.04em;
}
.lang-btn.active{background:rgba(255,255,255,.18);color:#fff;}
.lang-btn:hover{color:#fff;}
[lang=en] .page-band-sub { display: none; }


/* ── Page title band ── */
.page-band{
  background:var(--navy);
  padding:20px 20px 18px;
  border-bottom:1px solid var(--navy-lite);
}
.page-band-inner{
  max-width:880px;margin:0 auto;position:relative;
}
.page-band-switch{
  position:absolute;right:0;top:0;
  display:inline-flex;align-items:center;gap:6px;
  padding:13px 24px;
  border:1px solid #f7d84a;
  border-radius:var(--r);
  background:#f7d84a;
  color:var(--navy);
  text-decoration:none;
  font-size:16px;font-weight:700;
  box-shadow:0 3px 10px rgba(0,0,0,.2);
  transition:background .15s,transform .15s,box-shadow .15s;
}
.page-band-switch:hover{background:#fff;border-color:#fff;transform:translateY(-1px);box-shadow:0 5px 14px rgba(0,0,0,.26);}
.page-band-label{
  font-size:12px;font-weight:700;letter-spacing:.12em;
  color:rgba(255,255,255,.55);text-transform:uppercase;
  margin-bottom:4px;
}
.page-band-title{
  font-size:22px;font-weight:700;color:#fff;
  font-family:'Noto Sans JP','游ゴシック体','Yu Gothic','Hiragino Kaku Gothic ProN',sans-serif;
}
.page-band-sub{
  font-size:14px;color:rgba(255,255,255,.6);margin-top:2px;
}

/* ── Layout ── */
.wrap{max-width:880px;margin:0 auto;padding:20px 16px 60px;}

/* ── Tabs ── */
.tabs-wrap{
  position:relative;
  margin-bottom:20px;
}
.tabs-bar{
  display:flex;gap:0;
  background:var(--surface);
  border:1px solid var(--border);
  overflow-x:auto;scrollbar-width:none;
  position:relative;
}
.tabs-bar::-webkit-scrollbar{display:none;}
.tabs-fade-right,
.tabs-fade-left{
  display:flex;opacity:0;
  position:absolute;top:0;bottom:0;
  width:56px;
  pointer-events:none;
  transition:opacity .2s;
  align-items:center;
}
.tabs-fade-right{
  right:0;
  background:linear-gradient(to right, transparent, rgba(255,255,255,.96));
  justify-content:flex-end;
  padding-right:8px;
}
.tabs-fade-left{
  left:0;
  background:linear-gradient(to left, transparent, rgba(255,255,255,.96));
  justify-content:flex-start;
  padding-left:8px;
  opacity:0;
}
.tabs-scroll-arrow{
  display:flex;align-items:center;justify-content:center;
  width:30px;height:30px;border-radius:50%;
  background:#fff;box-shadow:0 1px 5px rgba(0,0,0,.22);
  font-size:18px;line-height:1;color:var(--navy);
  pointer-events:auto;cursor:pointer;
}
.tabs-scroll-arrow:active{background:var(--navy-pale);}
.tab-btn{
  flex-shrink:0;padding:12px 20px;
  border:none;border-bottom:3px solid transparent;
  background:none;font-family:inherit;
  font-size:14px;font-weight:500;color:var(--hint);
  cursor:pointer;white-space:nowrap;
  transition:color .15s,border-color .15s;
}
.tab-btn:hover{color:var(--text);}
.tab-btn.active{color:var(--navy);font-weight:700;}
.tab-indicator{position:absolute;bottom:0;height:3px;background:var(--navy);transition:left .18s cubic-bezier(.4,0,.2,1),width .18s cubic-bezier(.4,0,.2,1);pointer-events:none;}
.tabs-viewport{overflow:hidden;position:relative;transition:height .35s cubic-bezier(.4,0,.2,1);}
.tabs-track{display:flex;align-items:flex-start;transition:transform .32s cubic-bezier(.4,0,.2,1);will-change:transform;}
.tab-pane{flex:none;display:block;}

/* ── Alert ── */
.alert{
  border-left:4px solid;
  padding:12px 16px;
  margin-bottom:16px;
  display:flex;gap:12px;align-items:flex-start;
  background:var(--surface);
  border-right:1px solid var(--border);
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
}
.alert.danger{border-left-color:var(--accent);}
.alert.warn  {border-left-color:var(--gold);}
a.alert.warn,a.alert.warn:visited{color:#7a5200;}
.alert.info  {border-left-color:var(--navy);}
.alert-icon{font-size:16px;flex-shrink:0;margin-top:1px;}
.alert-body{font-size:14px;line-height:1.7;}
.alert-body strong{font-weight:700;}
.alert.danger .alert-body strong{color:var(--accent);}
.alert.warn   .alert-body strong{color:#7a5200;}
.alert.info   .alert-body strong{color:var(--navy);}

/* ── Section heading ── */
.sec-head{
  display:flex;align-items:center;gap:10px;
  margin-bottom:14px;
  padding-bottom:8px;
  border-bottom:2px solid var(--navy-pale);
}
.sec-head h2{font-size:16px;font-weight:700;color:var(--navy);}
.sec-head-en{display:none;}
body.lang-en .sec-head h2{display:none;}
body.lang-en .sec-head-en{display:block;font-size:16px;font-weight:700;color:var(--navy);letter-spacing:.02em;text-transform:none;}

/* ── Card ── */
.card{
  background:var(--surface);
  border:1px solid var(--border);
  padding:22px 24px;
  margin-bottom:16px;
}
.required-doc-card{
  border-left:4px solid var(--gold);
  box-shadow:0 8px 24px rgba(25,35,76,.08);
}
.required-doc-lead{
  font-size:14px;
  color:var(--sub);
  line-height:1.75;
  margin-bottom:14px;
}
.card-sm{padding:14px 18px;}

/* ── Timeline ── */
.timeline{position:relative;padding-left:40px;margin-bottom:4px;}
.timeline::before{content:'';position:absolute;left:7px;top:14px;bottom:14px;width:1px;background:#9ca3af;z-index:0;}
.tl-item{position:relative;margin-bottom:24px;}
.tl-item:last-child{margin-bottom:0;}
.tl-item::before{display:none;}
.tl-dot{
  position:absolute;left:-33px;transform:translateX(-50%);top:8px;
  width:12px;height:12px;border-radius:50%;
  background:#fff;border:2px solid #c8d0dc;z-index:1;font-size:0;
}
.tl-dot.done  {background:#9ca3af;border-color:#9ca3af;}
.tl-dot.active{
  width:18px;height:18px;top:5px;
  background:var(--accent);border:none;
  box-shadow:0 0 0 4px rgba(184,0,28,.12);
  animation:tlPulse 2.6s ease-out infinite;
}
@keyframes tlPulse{0%{box-shadow:0 0 0 4px rgba(184,0,28,.12),0 0 0 0 rgba(184,0,28,.35);}70%{box-shadow:0 0 0 4px rgba(184,0,28,.12),0 0 0 13px rgba(184,0,28,0);}100%{box-shadow:0 0 0 4px rgba(184,0,28,.12),0 0 0 0 rgba(184,0,28,0);}}
.tl-dot.future{width:14px;height:14px;background:#fff;border-color:#9ca3af;}
.tl-row{background:none;border:none;padding:4px 0 4px;}
.tl-row.active{background:none;border:none;}
.tl-name{font-size:14px;font-weight:400;color:var(--text);}
.tl-row.active .tl-name{color:var(--accent);font-weight:600;}
/* 第2Q修正期間は現在期間でも赤字にせず黒字のまま */
.tl-row.active .tl-name[data-i18n="tl-q2"]{color:var(--text);}
.tl-date{font-size:14px;color:var(--hint);margin-top:3px;}
.tl-tag{
  display:inline-block;margin-top:5px;
  font-size:14px;font-weight:700;padding:2px 8px;
  background:rgba(184,0,28,.08);color:var(--accent);
  border:1px solid rgba(184,0,28,.2);
}
.tl-countdown{display:inline-block;margin-top:6px;font-size:14px;font-weight:700;padding:2px 10px;background:var(--gold);color:var(--navy);letter-spacing:.03em;}
.cs-top-cta{background:var(--gold);padding:16px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:16px;}
.cs-top-cta-text{color:var(--navy);}
.cs-top-cta-title{font-size:15px;font-weight:500;margin-bottom:2px;}
.cs-top-cta-sub{font-size:14px;opacity:.8;}
.cs-top-cta-btn{display:inline-block;background:var(--navy);color:#fff;padding:10px 22px;font-size:13px;font-weight:700;text-decoration:none;white-space:nowrap;flex-shrink:0;letter-spacing:.03em;cursor:pointer;font-family:inherit;transition:transform .2s ease,opacity .15s;}
.cs-top-cta-btn:hover{opacity:.9;transform:scale(1.05);}
@media(max-width:600px){.cs-top-cta{flex-direction:column;align-items:flex-start;}}

/* ── Step list ── */
.steps{display:flex;flex-direction:column;gap:28px;}
.step{
  display:flex;gap:0;align-items:stretch;
  border:1px solid var(--border);
  background:var(--surface);position:relative;
}
.step:not(:last-child)::after{
  content:'';position:absolute;bottom:-20px;left:50%;
  transform:translateX(-50%);
  width:0;height:0;
  border-left:11px solid transparent;
  border-right:11px solid transparent;
  border-top:13px solid #9ca3af;
  z-index:2;
}
.step-num{
  width:44px;min-width:44px;
  background:var(--navy);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:18px;font-weight:700;
  flex-shrink:0;
}
.step-body{padding:14px 18px;flex:1;}
.step-title{font-size:15px;font-weight:500;margin-bottom:4px;}
.step-desc{font-size:14px;color:var(--sub);line-height:1.65;}
.step-note{
  margin-top:8px;font-size:14px;
  background:var(--navy-pale);
  border-left:3px solid var(--navy);
  padding:7px 12px;color:var(--navy);line-height:1.6;
}

/* ── CTA button ── */
.cta-block{
  background:var(--gold);
  padding:16px 24px;
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;margin-bottom:16px;
}
.cta-text{color:var(--navy);}
.cta-title{font-size:15px;font-weight:500;margin-bottom:2px;}
.cta-sub  {font-size:14px;opacity:.8;}
.cta-btn{
  display:inline-block;
  background:var(--navy);color:#fff;
  border:none;padding:10px 22px;
  font-size:13px;font-weight:700;font-family:inherit;
  text-decoration:none;white-space:nowrap;flex-shrink:0;
  cursor:pointer;transition:transform .2s ease,opacity .15s;letter-spacing:.03em;
}
.cta-btn:hover{opacity:.85;transform:scale(1.05);}

/* ── Table ── */
.data-table{width:100%;border-collapse:collapse;font-size:14px;margin:8px 0;}
.data-table th{
  background:var(--navy-pale);color:var(--navy);
  font-weight:700;padding:8px 14px;text-align:left;
  border:1px solid var(--navy-lite);font-size:14px;
}
.data-table td{
  padding:9px 14px;border:1px solid var(--navy-lite);
  vertical-align:top;line-height:1.6;
}
.data-table tr:nth-child(even) td{background:#fafafa;}
.data-table td[colspan]{text-align:center;border-color:var(--navy-lite);}
/* 問い合わせ先一覧：アクセントカード */
.ct-cards{display:flex;flex-direction:column;gap:10px;margin:10px 0 4px;}
.ct-card{border:1px solid var(--border);border-left:4px solid var(--navy);border-radius:8px;padding:12px 16px;background:#fff;}
.ct-card--support{border-left-color:var(--gold);}
.ct-card-name{font-weight:700;color:var(--navy);font-size:15px;line-height:1.4;}
.ct-card-dept{font-size:12px;color:var(--sub);margin-top:1px;}
.ct-chips{display:flex;flex-wrap:wrap;gap:5px;margin:9px 0 2px;}
.ct-chip{font-size:11px;font-weight:700;color:var(--navy);background:var(--navy-pale);border:1px solid var(--navy-lite);border-radius:999px;padding:2px 10px;}
.ct-contact{display:flex;flex-direction:column;gap:4px;margin-top:9px;}
.ct-line{display:inline-flex;align-items:center;gap:7px;font-size:13px;color:var(--navy);text-decoration:none;word-break:break-all;width:fit-content;max-width:100%;}
.ct-line:hover{text-decoration:underline;}
.ct-ico{width:14px;height:14px;flex-shrink:0;color:var(--sub);}
.ct-note{font-size:11px;color:var(--sub);margin-left:2px;}
.unit-limit-table th:not(:first-child),.unit-limit-table td:not(:first-child){text-align:center;}

/* ── Accordion ── */
.acc-group{margin-bottom:20px;}
.acc-group-label{
  font-size:14px;font-weight:700;letter-spacing:.1em;
  text-transform:uppercase;color:var(--navy);
  padding:6px 0 8px;
  border-bottom:2px solid var(--navy-pale);
  margin-bottom:4px;
}
.acc-item{border:1px solid var(--border);border-top:none;background:var(--surface);}
.acc-item:first-of-type{border-top:1px solid var(--border);}
.acc-btn{
  width:100%;background:none;border:none;
  display:flex;align-items:flex-start;justify-content:space-between;
  gap:12px;padding:13px 16px;
  text-align:left;font-family:inherit;
  font-size:14px;font-weight:500;color:var(--text);
  cursor:pointer;transition:background .15s;
}
.acc-btn:hover{background:var(--bg);}
.acc-btn.open{background:var(--navy-pale);color:var(--navy);font-weight:700;}
.acc-icon{
  flex-shrink:0;width:18px;height:18px;
  border:1px solid var(--border-md);
  display:flex;align-items:center;justify-content:center;
  font-size:11px;color:var(--hint);
  transition:transform .2s;margin-top:1px;
}
.acc-btn.open .acc-icon{transform:rotate(45deg);border-color:var(--navy);color:var(--navy);}
.acc-body{
  overflow:hidden;
  height:0;
  font-size:14px;line-height:1.8;
  background:#fafbfc;
  border-top:1px solid var(--border);
  color:var(--text);
  transition:height .35s cubic-bezier(.4,0,.2,1);
  padding:0 16px;
}
.acc-body::before,.acc-body::after{content:'';display:block;height:14px;}
.acc-body-inner{padding:14px 20px;}
.acc-body p{margin-bottom:8px;}
.acc-body p:last-child{margin-bottom:0;}
.acc-body ul{padding-left:1.5em;}
.acc-body li{margin-bottom:5px;}
.acc-body strong{font-weight:700;}
.acc-body .note{
  background:var(--navy-pale);border-left:3px solid var(--navy);
  padding:8px 14px;margin:10px 0;font-size:14px;line-height:1.65;color:var(--navy);
}
.acc-body .warn{
  background:#fff8e1;border-left:3px solid var(--gold);
  padding:8px 14px;margin:10px 0;font-size:13px;line-height:1.65;
}
.acc-body .warn strong{color:#7a5200;}
.acc-body .danger{
  background:#fff0f0;border-left:3px solid var(--accent);
  padding:8px 14px;margin:10px 0;font-size:13px;line-height:1.65;
}
.acc-body .danger strong{color:var(--accent);}
.acc-body .related{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:14px;padding-top:11px;border-top:1px dashed var(--border-md);}
.acc-body .related-label{font-size:11px;font-weight:700;color:#8a93a6;letter-spacing:.04em;}
.acc-body .related-jump{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;color:var(--navy);background:var(--navy-pale);border:1px solid var(--navy-lite);border-radius:999px;padding:5px 13px;cursor:pointer;text-decoration:none;transition:background .15s ease,color .15s ease,border-color .15s ease,transform .15s ease;}
.acc-body .related-jump::after{content:'→';font-size:13px;line-height:1;}
.acc-body .related-jump:hover{background:var(--navy);color:#fff;border-color:var(--navy);transform:translateY(-1px);}
/* 入れ子アコーディオン（acc-body内の小さな開閉） */
.subacc{margin:14px 0 4px;border:1px solid var(--navy-lite);border-radius:8px;overflow:hidden;background:#fff;}
.subacc-btn{width:100%;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:11px 14px;text-align:left;font-family:inherit;font-size:13.5px;font-weight:700;color:var(--navy);background:var(--navy-pale);border:none;cursor:pointer;transition:background .15s;}
.subacc-btn:hover{background:var(--navy-lite);}
.subacc-icon{flex-shrink:0;width:17px;height:17px;border:1px solid var(--navy-lite);border-radius:4px;display:flex;align-items:center;justify-content:center;font-size:11px;color:var(--navy);transition:transform .2s;background:#fff;}
.subacc-btn.open .subacc-icon{transform:rotate(45deg);border-color:var(--navy);}
.subacc-body{overflow:hidden;height:0;transition:height .3s cubic-bezier(.4,0,.2,1);background:#fff;}
.subacc-body-inner{padding:12px 14px;}
/* スケジュール内の赤枠ボックス（アコーディオン外でも使える独立スタイル） */
.sched-note-danger{
  background:#fff0f0;border:1.5px solid var(--accent);border-radius:6px;
  padding:12px 16px;margin-top:12px;font-size:13.5px;line-height:1.75;color:var(--text);
}
.sched-note-danger strong{color:var(--accent);font-weight:700;}
.case-card{border:1px solid var(--border);border-radius:6px;padding:14px 16px;margin-bottom:10px;}
.case-card:last-child{margin-bottom:0;}
.case-card-title{display:flex;align-items:center;gap:7px;font-size:14px;font-weight:600;color:var(--text);margin:0 0 6px;}
.case-card-title::before{content:'';flex:none;width:4px;height:1.05em;border-radius:2px;background:var(--gold);}
.case-card-sub{font-size:12px;font-weight:400;color:var(--sub);}
.case-card-label{font-size:12px;font-weight:600;color:var(--sub);margin:8px 0 3px;}
.case-card-body{font-size:13px;color:var(--text);line-height:1.7;margin:0;}

/* ── 本文の読みやすさ：日本語を文節単位で折り返す（対応ブラウザのみ自動適用） ── */
.acc-body,.alert-body,.case-card-body,.step-desc,.form-desc,.tl-name,.note,.warn,.danger{
  text-wrap:pretty;
  word-break:auto-phrase;
}

/* ── Form list ── */
.form-list{display:flex;flex-direction:column;gap:1px;}
.form-item{
  background:var(--surface);border:1px solid var(--border);
  border-top:none;padding:16px 20px;
  display:flex;align-items:flex-start;justify-content:space-between;gap:16px;
}
.form-item:first-child{border-top:1px solid var(--border);}
.form-left{flex:1;}
.form-title{font-size:14px;font-weight:700;margin-bottom:3px;}
.form-desc {font-size:14px;color:var(--sub);line-height:1.55;}
.form-deadline{
  display:inline-block;margin-top:5px;
  font-size:13px;font-weight:700;
  background:rgba(184,0,28,.08);color:var(--accent);
  border:1px solid rgba(184,0,28,.2);padding:2px 8px;
}
.form-countdown{
  display:inline-block;margin-top:5px;margin-left:6px;vertical-align:middle;
  font-size:12px;font-weight:700;color:#fff;background:var(--navy);
  border-radius:999px;padding:2px 9px;
}
.form-countdown.is-urgent{background:var(--accent);}
.form-countdown .cd-en{display:none;}
body.lang-en .form-countdown .cd-ja{display:none;}
body.lang-en .form-countdown .cd-en{display:inline;}
.form-btn{
  display:inline-flex;align-items:center;gap:6px;flex-shrink:0;
  background:var(--navy);color:#fff;
  border:none;padding:8px 18px;
  font-size:14px;font-weight:700;font-family:inherit;
  text-decoration:none;white-space:nowrap;
  cursor:pointer;transition:transform .2s ease,opacity .15s;
}
.form-btn:hover{opacity:.8;transform:scale(1.05);}
.tool-btn{
  display:inline-flex;align-items:center;gap:8px;
  background:#d9e1ef;border:2px solid #6b7da5;border-radius:8px;
  color:var(--navy);padding:12px 28px;font-size:15px;font-weight:700;font-family:inherit;
  text-decoration:none;white-space:nowrap;cursor:pointer;
  box-shadow:0 1px 4px rgba(0,0,0,.06);
  transition:transform .15s ease,box-shadow .15s ease;
}
.tool-btn:hover{transform:translateY(-3px);box-shadow:0 6px 18px rgba(25,35,76,.2);}
.form-btn.disabled{background:var(--hint);cursor:default;opacity:.6;}
.form-btn.disabled:hover{transform:none;}

/* ── Link grid ── */
.link-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(200px,1fr));
  gap:1px;background:var(--border);border:1px solid var(--border);
}
.link-card{
  background:var(--surface);padding:18px 20px;
  text-decoration:none;color:var(--text);
  display:block;transition:background .15s,transform .2s ease;
}
.link-card:hover{background:var(--navy-pale);transform:scale(1.03);}
.link-card-title{font-size:14px;font-weight:500;margin-bottom:4px;color:var(--navy);}
.link-card-desc {font-size:14px;color:var(--sub);line-height:1.5;}
.link-card-arrow{font-size:14px;color:var(--navy);margin-top:6px;font-weight:700;}


/* ── PDF list ── */
.pdf-list{display:flex;flex-direction:column;gap:1px;}
.pdf-item{
  display:flex;align-items:center;gap:12px;
  padding:10px 16px;background:var(--surface);
  border:1px solid var(--border);border-top:none;
  text-decoration:none;color:var(--text);
  font-size:14px;transition:background .15s;
}
.pdf-item:first-child{border-top:1px solid var(--border);}
.pdf-item:hover{background:var(--navy-pale);color:var(--navy);}
.pdf-tag{
  flex-shrink:0;font-size:12px;font-weight:700;
  background:var(--accent);color:#fff;
  padding:1px 6px;letter-spacing:.04em;
}

/* ── Footer ── */
.site-footer{
  background:var(--navy);border-top:3px solid var(--gold);
  padding:24px 20px;margin-top:40px;
}
.footer-inner{
  max-width:880px;margin:0 auto;
  display:flex;justify-content:space-between;align-items:flex-start;
  gap:24px;flex-wrap:wrap;
}
.footer-left{color:rgba(255,255,255,.8);font-size:14px;line-height:1.8;}
.footer-links{display:flex;gap:16px;flex-wrap:wrap;}
.footer-links a{color:rgba(255,255,255,.65);font-size:14px;text-decoration:none;}
.footer-links a:hover{color:#fff;}


/* ── Search band (sticky) ── */
.search-band{
  position:sticky;top:59px;
  z-index:90;
  background:var(--bg);
  border-bottom:3px solid var(--gold);
  padding:8px 16px;
}
.search-band-inner{max-width:880px;margin:0 auto;}

/* ── Search bar ── */
.search-wrap{
  position:relative;margin-bottom:0;
}
.search-box{
  width:100%;height:44px;
  border:1.5px solid var(--navy-lite);
  background:var(--surface);
  display:flex;align-items:center;gap:10px;
  padding:0 14px;cursor:text;
  transition:border-color .15s,box-shadow .15s;
}
.search-box:focus-within{
  border-color:var(--navy);
  box-shadow:0 0 0 3px rgba(25,35,76,.09);
}
.search-box input{
  flex:1;border:none;outline:none;font-family:inherit;
  font-size:14px;background:none;color:var(--text);
}
.search-box input::placeholder{color:var(--hint);}
.search-icon-svg{width:15px;height:15px;flex-shrink:0;opacity:.5;}
.search-clear{
  font-size:16px;color:var(--hint);cursor:pointer;
  border:none;background:none;padding:0 2px;line-height:1;
  display:none;
}
.search-count{font-size:13px;color:var(--navy);font-weight:700;white-space:nowrap;}
.search-results{
  position:absolute;top:48px;left:0;right:0;
  background:var(--surface);border:1px solid var(--border-md);
  z-index:300;max-height:360px;overflow-y:auto;
  display:none;
}
.search-results.open{display:block;}
.search-result-item{
  padding:10px 16px;cursor:pointer;border-bottom:1px solid var(--border);
  transition:background .1s;
}
.search-result-item:last-child{border-bottom:none;}
.search-result-item:hover{background:var(--navy-pale);}
.sri-section{font-size:13px;font-weight:700;color:var(--navy);margin-bottom:3px;}
.sri-text{font-size:14px;color:var(--sub);line-height:1.55;}
.sri-text mark{background:#fff3cd;color:#7a5200;padding:0 2px;font-style:normal;}
.search-no-result{padding:14px 16px;font-size:13px;color:var(--hint);text-align:center;}
.search-highlight{background:#fff3cd;color:#7a5200;padding:0 2px;}

/* ── Layout with sidenav ── */
.page-layout{
  display:flex;gap:24px;align-items:flex-start;
}
.sidenav{
  width:180px;min-width:180px;flex-shrink:0;
  position:sticky;top:68px;
  background:var(--surface);border:1px solid var(--border);
  padding:14px 0;max-height:calc(100vh - 88px);overflow-y:auto;
}
.sidenav::-webkit-scrollbar{width:3px;}
.sidenav::-webkit-scrollbar-thumb{background:var(--border-md);}
.snav-section-label{
  font-size:13px;font-weight:700;letter-spacing:.08em;
  text-transform:uppercase;color:var(--hint);
  padding:7px 14px 5px;margin-top:4px;
}
.snav-item{
  display:block;padding:8px 14px 8px 16px;
  font-size:13px;color:var(--sub);
  text-decoration:none;cursor:pointer;
  border-left:2px solid transparent;
  transition:background .1s,color .1s,border-color .1s;
  line-height:1.4;
}
.snav-item:hover{background:var(--navy-pale);color:var(--navy);}
.snav-divider{height:1px;background:var(--border);margin:8px 0;}

/* ── Main content area ── */
.tabs-area{flex:1;min-width:0;}
.content-main{min-width:0;}

/* ── Drawer (mobile) ── */
.drawer-overlay{
  display:none;position:fixed;inset:0;
  background:rgba(0,0,0,.45);z-index:400;
}
.drawer-overlay.open{display:block;}

/* お問い合わせフォーム 窓口案内モーダル */
.modal-backdrop{
  position:fixed;inset:0;z-index:1000;
  display:flex;align-items:center;justify-content:center;padding:20px;
  background:rgba(15,23,42,.5);
  opacity:0;visibility:hidden;transition:opacity .2s ease,visibility .2s ease;
}
.modal-backdrop.open{opacity:1;visibility:visible;}
.modal-box{
  position:relative;background:var(--surface);border-radius:12px;
  max-width:380px;width:100%;padding:30px 26px 24px;
  box-shadow:0 20px 50px rgba(0,0,0,.25);text-align:center;
  transform:translateY(12px) scale(.98);transition:transform .2s ease;
}
.modal-backdrop.open .modal-box{transform:translateY(0) scale(1);}
.modal-close{
  position:absolute;top:8px;right:12px;background:none;border:none;
  font-size:24px;line-height:1;color:var(--sub);cursor:pointer;padding:4px;
}
.modal-close:hover{color:var(--text);}
.modal-icon{
  width:46px;height:46px;border-radius:50%;background:var(--accent);
  color:#fff;font-size:26px;font-weight:800;line-height:1;
  display:flex;align-items:center;justify-content:center;margin:0 auto 14px;
}
.modal-text{font-size:15px;font-weight:600;color:var(--text);line-height:1.75;margin:0 0 22px;}
.modal-ok{
  background:var(--navy);color:#fff;border:none;border-radius:8px;
  padding:10px 30px;font-size:14px;font-weight:700;cursor:pointer;transition:opacity .15s;
}
.modal-ok:hover{opacity:.85;}
.drawer{
  position:fixed;top:0;left:0;bottom:0;width:260px;
  background:var(--surface);z-index:500;
  transform:translateX(-100%);transition:transform .22s;
  overflow-y:auto;padding:0 0 32px;
}
.drawer.open{transform:translateX(0);}
.drawer-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 16px;border-bottom:1px solid var(--border);
  font-size:13px;font-weight:700;color:var(--navy);
  background:var(--navy-pale);
}
.drawer-close{
  border:none;background:none;font-size:18px;
  color:var(--sub);cursor:pointer;
}

@media(max-width:800px){
  .sidenav{display:none;}
  .page-layout{display:block;}
}

/* ── Responsive ── */
@media(max-width:600px){
  .header-right{gap:8px;}
  .header-status{display:none;}
  .page-band-switch{position:static;margin-bottom:10px;}
  .card{padding:16px;}
  .cta-block{flex-direction:column;align-items:flex-start;}
  .form-item{flex-direction:column;}
  .step-num{width:36px;min-width:36px;font-size:16px;}
  /* 狭い画面では行間・段落間隔を広げて「ぎゅっと」感を緩和 */
  .acc-body{line-height:2;}
  .acc-body p{margin-bottom:13px;}
  .acc-body li{margin-bottom:8px;}
  .acc-body .note,.acc-body .warn,.acc-body .danger{line-height:1.85;padding:10px 14px;}
  .case-card-body,.step-desc{line-height:1.85;}
}

/* ── Feature 6: Period ended banner ── */

/* ── D20: Timeline section heading ── */
.tl-section-head{
  display:flex;align-items:center;gap:8px;
  margin-bottom:10px;
  font-size:13px;font-weight:700;color:var(--navy);
  padding:6px 12px;
  background:var(--navy-pale);
  border-left:3px solid var(--navy);
}

/* ── Feature 5: Print CSS ── */
@media print{
  .site-header,.tabs-bar,.sidenav,.drawer,.drawer-overlay,
  .lang-switch,.header-status,.search-band,.cs-top-cta,.cta-block,
  .footer-links,.page-band-switch,.period-ended-banner,.fab-toc,.fab-top{display:none!important;}
  .page-layout{display:block!important;}
  .content-main{padding:0!important;}
  .tab-pane{display:block!important;}
  .wrap{padding:0!important;}
  .card{border:1px solid #ccc!important;page-break-inside:avoid;}
  body{font-size:12px;}
  .tab-pane[data-print-label]::before{
    content:attr(data-print-label);
    display:block;
    font-size:16px;font-weight:700;color:#19234C;
    border-top:3px solid #19234C;
    padding-top:12px;margin-top:24px;margin-bottom:12px;
    page-break-before:always;
  }
  .tab-pane.active[data-print-label]::before{
    page-break-before:avoid;margin-top:0;
  }
}

/* ── Responsive: desktop ── */
@media(min-width:900px){
  body{font-size:17px;}
  .header-inner,.page-band-inner,.footer-inner{max-width:1280px;}
  .wrap{max-width:1280px;padding:28px 32px 80px;}
  .page-band{padding:28px 32px 24px;}
  .page-band-title{font-size:26px;}
  .page-band-sub{font-size:15px;}
  .sidenav{width:200px;min-width:200px;}
  .tabs-bar{font-size:15px;}
  .tab-btn{font-size:15px;padding:14px 24px;}
  .card{padding:28px 30px;}
  .sec-head h2{font-size:18px;}
  .step-title{font-size:17px;}
  .step-desc{font-size:15px;}
  .tl-name{font-size:16px;}
  .tl-date{font-size:15px;}
  .alert-body{font-size:14px;}
  .cs-top-cta-title{font-size:17px;}
  .cs-top-cta-sub{font-size:14px;}
  .search-band{padding:10px 32px;}
  .search-band-inner{max-width:1280px;}
}

/* ── Section highlight (nav arrival) ── */
/* ── FABs ── */
.fab{position:fixed;width:46px;height:46px;border-radius:50%;border:none;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 2px 10px rgba(0,0,0,.22);z-index:150;right:20px;transition:opacity .22s,transform .22s;}
.fab:hover{box-shadow:0 4px 16px rgba(0,0,0,.32);}
.fab-top{background:#e4c75a;color:var(--navy);bottom:24px;opacity:0;pointer-events:none;transform:translateY(6px);}
.fab-top.visible{opacity:1;pointer-events:auto;transform:translateY(0);}

/* ── クイックアクセス（ホーム先頭の需要導線） ── */
.quick-access{display:block;margin-top:8px;margin-bottom:20px;}
.qa-btn{
  display:flex;flex-direction:row;align-items:center;gap:12px;
  padding:18px 22px;background:#d9e1ef;
  border:2px solid #6b7da5;border-radius:6px;
  color:var(--navy);font-weight:700;font-size:16px;
  cursor:pointer;text-decoration:none;
  box-shadow:0 1px 4px rgba(0,0,0,.06);
  transition:transform .15s ease,box-shadow .15s ease,background .15s ease;
}
.qa-btn .qa-icon{flex-shrink:0;color:var(--navy);}
.qa-btn span{flex:1;}
.qa-btn .qa-arrow{flex-shrink:0;opacity:.9;color:var(--navy);transition:transform .15s ease;}
.qa-btn:hover{transform:translateY(-3px);box-shadow:0 6px 18px rgba(25,35,76,.2);}
.qa-btn:hover .qa-arrow{transform:translateX(3px);}
@media(max-width:600px){.qa-btn{padding:16px 18px;font-size:15px;}}

/* ── Scenario navigation ── */
.scenario-nav{background:var(--surface);border:1px solid var(--border);padding:16px 20px 18px;margin-bottom:16px;}
.scenario-nav-head{font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--hint);margin-bottom:12px;}
.scenario-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;}
.scenario-card{display:flex;flex-direction:column;align-items:center;gap:7px;padding:14px 8px 13px;border:1px solid var(--border);background:var(--bg);cursor:pointer;font-family:inherit;text-align:center;transition:background .15s,border-color .15s;position:relative;overflow:hidden;}
.scenario-card:hover{background:var(--navy-pale);border-color:var(--navy-lite);}
.scenario-icon{font-size:20px;line-height:1;display:block;}
.scenario-label{font-size:12px;font-weight:500;color:var(--text);line-height:1.45;}
@media(max-width:520px){.scenario-grid{grid-template-columns:repeat(2,1fr);}}

/* ── ガラスデザイン全適用 ── */
html{ scroll-behavior: smooth; }
:root{
  --f-head: 'Noto Sans JP','游ゴシック体','Yu Gothic','Hiragino Kaku Gothic ProN',sans-serif;
  --f-body: 'Noto Sans JP','游ゴシック体','Yu Gothic','Hiragino Kaku Gothic ProN',sans-serif;
  --sub:  #1a1a1a;
  --hint: #3a3a3a;
}
body{
  font-family: var(--f-body);
  background: linear-gradient(145deg, #b8c8de 0%, #cdd8eb 40%, #bfcce0 100%) !important;
  font-feature-settings: "palt" 1;
}
body::before{
  content: '';
  position: fixed; inset: 0;
  background-image: url('../images/nitech_school_kofun.webp');
  background-size: cover; background-position: center;
  opacity: .12; pointer-events: none; z-index: 0;
}
.site-header{
  background: rgba(19,35,76,.88) !important;
  backdrop-filter: blur(32px); -webkit-backdrop-filter: blur(32px);
}
.page-band{
  background: rgba(19,35,76,.80) !important;
  backdrop-filter: blur(36px); -webkit-backdrop-filter: blur(36px);
  border-bottom: 1px solid rgba(255,255,255,.15) !important;
  position: relative; z-index: 1;
}
.page-band-label{ color: #fff !important; text-shadow: 0 1px 3px rgba(0,5,20,.9), 1px 1px 0 rgba(0,5,20,.6), -1px -1px 0 rgba(0,5,20,.6) !important; }
.page-band-title{ color: #fff !important; text-shadow: 0 1px 4px rgba(0,5,20,.9), 1px 1px 0 rgba(0,5,20,.6), -1px -1px 0 rgba(0,5,20,.6) !important; }
.page-band-sub{ color: #fff !important; text-shadow: 0 1px 3px rgba(0,5,20,.9), 1px 1px 0 rgba(0,5,20,.6), -1px -1px 0 rgba(0,5,20,.6) !important; }
.page-band-switch{
  border-color: #f7d84a !important;
  background: #f7d84a !important;
  color: var(--navy) !important;
}
.page-band-switch:hover{background:#fff !important;border-color:#fff !important;}
.search-band{
  background: rgba(19,35,76,.80) !important;
  backdrop-filter: blur(36px) !important; -webkit-backdrop-filter: blur(36px) !important;
  border-bottom: 3px solid var(--gold) !important;
}
.wrap{ position: relative; z-index: 1; }
.tabs-bar{
  background: rgba(255,255,255,.75) !important;
  backdrop-filter: blur(36px); -webkit-backdrop-filter: blur(36px);
  border: none !important; border-bottom: 1px solid rgba(255,255,255,.70) !important;
}
.tab-btn{ color: var(--hint) !important; }
.tab-btn:hover{ color: var(--navy) !important; }
.tab-btn.active{ color: var(--navy) !important; font-family: var(--f-head) !important; }
.tab-indicator{ background: var(--navy) !important; }
.sidenav{
  background: rgba(255,255,255,.72) !important;
  backdrop-filter: blur(36px); -webkit-backdrop-filter: blur(36px);
  border: 1px solid rgba(255,255,255,.85) !important;
}
.card{
  background: rgba(255,255,255,.72) !important;
  backdrop-filter: blur(36px); -webkit-backdrop-filter: blur(36px);
  border: 1px solid rgba(255,255,255,.85) !important;
}
.required-doc-card{
  border-left:4px solid var(--gold) !important;
  box-shadow:0 16px 40px rgba(25,35,76,.10) !important;
}
.alert{ backdrop-filter: blur(20px); }
.alert.danger{
  background: rgba(255,242,242,.80) !important;
  border-right:1px solid rgba(255,255,255,.7) !important;
  border-top:1px solid rgba(255,255,255,.7) !important;
  border-bottom:1px solid rgba(255,255,255,.7) !important;
}
.alert.info{
  background: rgba(230,238,255,.80) !important;
  border-right:1px solid rgba(255,255,255,.7) !important;
  border-top:1px solid rgba(255,255,255,.7) !important;
  border-bottom:1px solid rgba(255,255,255,.7) !important;
}
.alert.warn{
  background: rgba(255,250,228,.80) !important;
  border-right:1px solid rgba(255,255,255,.7) !important;
  border-top:1px solid rgba(255,255,255,.7) !important;
  border-bottom:1px solid rgba(255,255,255,.7) !important;
}
.cs-top-cta{
  background: rgba(255,255,255,.90) !important;
  border: 1px solid rgba(255,255,255,.95) !important;
  border-left: 4px solid var(--gold) !important;
  backdrop-filter: blur(36px);
}
.cs-top-cta-text{ color: var(--navy) !important; }
.cs-top-cta-btn{ background: rgba(19,35,76,.82) !important; }
.scenario-nav{background:rgba(255,255,255,.72)!important;backdrop-filter:blur(36px);-webkit-backdrop-filter:blur(36px);border:1px solid rgba(255,255,255,.85)!important;}
.scenario-card{background:rgba(255,255,255,.45)!important;border:1px solid rgba(255,255,255,.6)!important;}
.scenario-card:hover{background:rgba(255,255,255,.72)!important;border-color:rgba(255,255,255,.9)!important;}
.cta-block{
  background: rgba(255,255,255,.90) !important;
  border: 1px solid rgba(255,255,255,.95) !important;
  border-left: 4px solid var(--gold) !important;
  backdrop-filter: blur(36px);
}
.cta-text{ color: var(--navy) !important; }
.cta-btn{ background: rgba(19,35,76,.82) !important; color: #fff !important; }
.tl-row{ background: none !important; border: none !important; }
.tl-row.active{ background: none !important; border: none !important; }
.step{
  background: rgba(255,255,255,.62) !important;
  border: 1px solid rgba(0,0,0,.08) !important;
}
.site-footer{
  background: rgba(19,35,76,.90) !important;
  backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px);
  border-top: 3px solid var(--gold) !important;
  padding: 36px 28px !important;
}
.footer-left{ color: #fff !important; font-size: 14px !important; }
.footer-left strong{ color: #fff !important; font-size: 16px !important; display: block !important; margin-bottom: 4px !important; }
.footer-links a{
  border: 1px solid rgba(255,255,255,.28) !important;
  padding: 7px 14px !important;
  color: #fff !important;
}
.footer-links a:hover{ background: rgba(255,255,255,.12) !important; color: #fff !important; }
.page-band-title,.sec-head h2,.step-title,.tl-name,
.cs-top-cta-title,.cta-title,.logo-en,
.header-user-badge,.acc-group-label,.card-title,
.link-card-title,.form-title{ font-family: var(--f-head); }
.page-layout{
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .55s cubic-bezier(.25,.46,.45,.94),
              transform .55s cubic-bezier(.25,.46,.45,.94);
}
.page-layout.in-view{ opacity:1; transform:translateY(0); }

/* ── Scroll Reveal ── */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .35s cubic-bezier(.4,0,.2,1),transform .35s cubic-bezier(.4,0,.2,1);}
.reveal.revealed{opacity:1;transform:none;}

/* ── Ripple ── */
.tab-btn,.link-card,.cs-top-cta-btn,.cta-btn,.form-btn,.footer-links a,.scenario-card{position:relative;overflow:hidden;}
.ripple{position:absolute;border-radius:50%;background:rgba(120,130,145,.3);transform:scale(0);animation:ripple-anim .65s linear;pointer-events:none;}
@keyframes ripple-anim{to{transform:scale(4);opacity:0;}}
.link-card:active{ background:rgba(100,210,255,.42)!important;transition:background 0s; }
.cs-top-cta-btn:active{ background:rgba(0,170,230,.92)!important;transition:background 0s,opacity 0s; }
.cta-btn:active{ background:rgba(0,170,230,.92)!important;color:#fff!important;transition:background 0s,opacity 0s; }
.form-btn:active{ background:rgba(0,170,230,.92)!important;transition:background 0s,opacity 0s; }
.footer-links a:active{ background:rgba(100,210,255,.38)!important;color:#fff!important;transition:background 0s; }