/* enseitrip-route-archive public — rev.2「薄暮の航空日誌」全体ダーク統一
   承認mockup（~/Desktop/enseitrip-route-mockup.html rev.2）を移植。
   全 #etrip-root スコープ・body class非依存・CSP self（外部参照なし）。 */

#etrip-root *{box-sizing:border-box;margin:0;padding:0}
#etrip-root{
  --bg-0:#0a121f;--bg-1:#0e1a2b;--bg-2:#142539;--bg-3:#1b3047;
  --line:rgba(255,255,255,.10);--line-2:rgba(255,255,255,.16);
  --txt:#e9eef7;--txt-soft:#9fb0c6;--txt-dim:rgba(233,238,247,.55);
  --ember:#ef7d3e;--ember-soft:#f4a45e;--amber:#f4c777;
  --sage:#46b89c;--sage-deep:#2f8c77;--hot:#e0664a;
  --serif:"Hiragino Mincho ProN","Yu Mincho","YuMincho","HGS明朝E",serif;
  --sans:"Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic","Segoe UI",sans-serif;
  --mono:"SFMono-Regular",Menlo,Consolas,"Courier New",monospace;
  background:var(--bg-1);color:var(--txt);font-family:var(--sans);
  -webkit-font-smoothing:antialiased;font-feature-settings:"palt";line-height:1.95;
}
#etrip-root .etrip-shell{max-width:1080px;margin:0 auto}
#etrip-root .etrip-wrap{position:relative;
  background:
    radial-gradient(120% 80% at 80% -5%, rgba(244,199,119,.10), transparent 45%),
    radial-gradient(130% 90% at 10% 6%, rgba(239,125,62,.12), transparent 48%),
    linear-gradient(180deg,var(--bg-0) 0%,var(--bg-1) 30%,var(--bg-1) 70%,var(--bg-0) 100%);}
#etrip-root .etrip-wrap::before{content:"";position:fixed;inset:0;opacity:.035;
  pointer-events:none;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='2'/></filter><rect width='160' height='160' filter='url(%23n)'/></svg>");}

#etrip-root .etrip-sec{padding:74px 28px;position:relative}
#etrip-root .etrip-sechead{display:flex;align-items:baseline;gap:18px;margin-bottom:34px}
#etrip-root .etrip-secno{font-family:var(--mono);font-size:12px;letter-spacing:.22em;
  color:var(--ember-soft);border:1px solid var(--line-2);border-radius:999px;
  padding:5px 13px;white-space:nowrap;background:rgba(255,255,255,.03)}
#etrip-root .etrip-sectitle{font-family:var(--serif);font-weight:600;
  font-size:clamp(21px,3.4vw,30px);letter-spacing:.02em;color:#fff}
#etrip-root .etrip-sechead::after{content:"";flex:1;height:1px;
  background:linear-gradient(90deg,var(--line-2),transparent)}

#etrip-root .etrip-hero{position:relative;overflow:hidden}
#etrip-root .etrip-hero-inner{position:relative;max-width:1080px;margin:0 auto;
  padding:34px 28px 56px}
#etrip-root .etrip-brandbar{display:flex;align-items:center;
  justify-content:space-between;font-family:var(--mono);font-size:11px;
  letter-spacing:.26em;color:var(--txt-dim);text-transform:uppercase}
#etrip-root .etrip-brandbar b{color:var(--amber);font-weight:600}
#etrip-root .etrip-kicker{margin:54px 0 8px;font-family:var(--mono);font-size:12px;
  letter-spacing:.32em;color:var(--ember-soft);text-transform:uppercase}
#etrip-root .etrip-h1{font-family:var(--serif);font-weight:600;
  font-size:clamp(40px,8.6vw,88px);line-height:1.06;letter-spacing:.01em;color:#fff}
#etrip-root .etrip-h1 .arr{color:var(--ember);font-family:var(--sans);
  font-weight:300;margin:0 .14em;display:inline-block}
#etrip-root .etrip-sub{margin-top:16px;font-size:15px;color:var(--txt-soft);max-width:46ch}

#etrip-root .etrip-route-line{display:flex;align-items:center;gap:16px;
  margin:38px 0 4px;padding:22px 24px;border:1px solid var(--line);
  border-radius:16px;background:rgba(255,255,255,.025)}
#etrip-root .etrip-rl-pt{display:flex;flex-direction:column;flex:none}
#etrip-root .etrip-rl-pt .c{font-family:var(--mono);font-size:20px;
  letter-spacing:.06em;color:#fff}
#etrip-root .etrip-rl-pt .n{font-size:11px;color:var(--txt-dim);
  letter-spacing:.18em;margin-top:2px}
#etrip-root .etrip-rl-pt.to{text-align:right}
#etrip-root .etrip-rl-arc{flex:1;position:relative;height:46px}
#etrip-root .etrip-rl-arc svg{display:block;width:100%;height:100%;overflow:visible}
#etrip-root .etrip-rl-path{stroke:url(#etrip-g);stroke-width:2;fill:none;
  stroke-linecap:round;stroke-dasharray:520;stroke-dashoffset:520;
  animation:etrip-draw 1.9s cubic-bezier(.3,.7,.25,1) .2s forwards}
#etrip-root .etrip-rl-dot{fill:var(--amber)}
#etrip-root .etrip-rl-cap{position:absolute;top:-2px;left:50%;
  transform:translateX(-50%);font-family:var(--mono);font-size:10px;
  letter-spacing:.16em;color:var(--txt-dim);white-space:nowrap}
@keyframes etrip-draw{to{stroke-dashoffset:0}}

#etrip-root .etrip-fare{margin-top:26px;border:1px solid var(--line);
  border-radius:16px;padding:22px 24px 26px;background:rgba(255,255,255,.03)}
#etrip-root .etrip-fare-top{display:flex;align-items:flex-end;
  justify-content:space-between;flex-wrap:wrap;gap:8px;margin-bottom:18px}
#etrip-root .etrip-fare-lab{font-family:var(--mono);font-size:11px;
  letter-spacing:.24em;color:var(--txt-dim);text-transform:uppercase}
#etrip-root .etrip-fare-val{font-family:var(--serif);
  font-size:clamp(26px,5vw,40px);color:#fff;font-weight:600}
#etrip-root .etrip-fare-val .yen{color:var(--amber);font-size:.6em;margin-right:.08em}
#etrip-root .etrip-fare-val .tdash{color:var(--ember);font-family:var(--sans);
  font-weight:300;margin:0 .22em}
#etrip-root .etrip-track{position:relative;height:13px;border-radius:999px;
  background:linear-gradient(90deg,var(--sage) 0%,#8fae6d 36%,var(--amber) 62%,var(--ember) 82%,var(--hot) 100%);
  box-shadow:inset 0 1px 3px rgba(0,0,0,.5)}
#etrip-root .etrip-track .band{position:absolute;top:-5px;bottom:-5px;
  left:6%;right:14%;border:2px solid #fff;border-radius:999px;
  box-shadow:0 0 0 4px rgba(255,255,255,.08)}
#etrip-root .etrip-track .tick{position:absolute;top:18px;
  transform:translateX(-50%);font-family:var(--mono);font-size:10px;
  color:var(--txt-dim);white-space:nowrap}
#etrip-root .etrip-fare-note{margin-top:30px;font-size:11.5px;
  color:var(--txt-dim);font-family:var(--mono);letter-spacing:.06em}

#etrip-root .etrip-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
#etrip-root .etrip-chip{display:flex;align-items:baseline;gap:8px;
  border:1px solid var(--line);border-radius:11px;padding:11px 16px;
  background:rgba(255,255,255,.025)}
#etrip-root .etrip-chip .k{font-family:var(--mono);font-size:10px;
  letter-spacing:.16em;color:var(--txt-dim);text-transform:uppercase}
#etrip-root .etrip-chip .v{font-family:var(--serif);font-size:18px;color:#fff}
#etrip-root .etrip-verified{display:inline-flex;align-items:center;gap:9px;
  border:1px solid var(--sage-deep);color:#d9f3ec;
  background:linear-gradient(180deg,rgba(70,184,156,.22),rgba(70,184,156,.07));
  border-radius:999px;padding:9px 18px;font-size:13px;font-weight:600;
  letter-spacing:.04em;margin-top:20px}
#etrip-root .etrip-verified .dot{width:7px;height:7px;border-radius:50%;
  background:var(--sage);box-shadow:0 0 0 4px rgba(70,184,156,.22)}
#etrip-root .etrip-byline{margin-top:22px;display:flex;align-items:center;
  gap:12px;font-size:13px;color:var(--txt-soft)}
#etrip-root .etrip-byline .av{width:34px;height:34px;border-radius:50%;
  background:radial-gradient(circle at 35% 30%,var(--amber),var(--ember) 70%);flex:none}
#etrip-root .etrip-byline b{color:#fff;font-weight:600}

#etrip-root .etrip-year{display:grid;grid-template-columns:repeat(12,1fr);
  gap:7px;border:1px solid var(--line);border-radius:16px;padding:16px;
  background:rgba(255,255,255,.025)}
#etrip-root .etrip-mon{text-align:center;border-radius:10px;
  padding:18px 4px 14px;position:relative;background:rgba(255,255,255,.04);
  font-family:var(--mono)}
#etrip-root .etrip-mon .mn{font-size:18px;color:var(--txt);font-weight:600}
#etrip-root .etrip-mon .ml{font-size:9px;letter-spacing:.1em;
  color:var(--txt-dim);margin-top:3px;display:block}
#etrip-root .etrip-mon.good{background:linear-gradient(180deg,rgba(70,184,156,.26),rgba(70,184,156,.10));
  box-shadow:inset 0 0 0 1px rgba(70,184,156,.4)}
#etrip-root .etrip-mon.good .mn{color:#7fe0c8}
#etrip-root .etrip-mon.peak{background:linear-gradient(180deg,rgba(224,102,74,.28),rgba(224,102,74,.10));
  box-shadow:inset 0 0 0 1px rgba(224,102,74,.42)}
#etrip-root .etrip-mon.peak .mn{color:#f0987f}
#etrip-root .etrip-mon .tag{position:absolute;top:-9px;left:50%;
  transform:translateX(-50%);font-size:8px;letter-spacing:.1em;
  padding:2px 7px;border-radius:999px;color:#0a121f;white-space:nowrap;font-weight:700}
#etrip-root .etrip-mon.good .tag{background:var(--sage)}
#etrip-root .etrip-mon.peak .tag{background:var(--hot)}
#etrip-root .etrip-legend{display:flex;gap:22px;margin-top:18px;
  font-size:13px;color:var(--txt-soft);flex-wrap:wrap}
#etrip-root .etrip-legend i{width:11px;height:11px;border-radius:3px;
  display:inline-block;margin-right:7px;vertical-align:-1px}
#etrip-root .etrip-legend .lg{background:rgba(70,184,156,.55)}
#etrip-root .etrip-legend .lp{background:rgba(224,102,74,.55)}
#etrip-root .etrip-when-note{margin-top:16px;font-size:14.5px;
  color:var(--txt-soft);font-family:var(--serif)}

#etrip-root .etrip-airports{display:grid;grid-template-columns:1fr 1fr;gap:18px}
#etrip-root .etrip-airports.one{grid-template-columns:1fr}
#etrip-root .etrip-apt{border:1px solid var(--line);border-radius:16px;
  background:rgba(255,255,255,.03);padding:26px 24px;position:relative;overflow:hidden}
#etrip-root .etrip-apt::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--ember),transparent)}
#etrip-root .etrip-apt.alt::before{background:linear-gradient(90deg,var(--sage),transparent)}
#etrip-root .etrip-apt .code{font-family:var(--mono);font-size:30px;
  letter-spacing:.04em;color:#fff;font-weight:600}
#etrip-root .etrip-apt .nm{font-size:13px;color:var(--txt-soft);margin:4px 0 0}
#etrip-root .etrip-apt ul{list-style:none;margin-top:16px}
#etrip-root .etrip-apt li{font-size:14.5px;padding:9px 0 9px 22px;
  position:relative;border-bottom:1px dashed var(--line);color:var(--txt)}
#etrip-root .etrip-apt li:last-child{border-bottom:0}
#etrip-root .etrip-apt li::before{content:"";position:absolute;left:2px;
  top:18px;width:7px;height:7px;border-radius:50%;background:var(--ember)}
#etrip-root .etrip-apt.alt li::before{background:var(--sage)}
#etrip-root .etrip-apt .v{font-weight:600;color:#fff}
#etrip-root .etrip-apt-tip{grid-column:1/-1;border-left:3px solid var(--ember);
  background:rgba(255,255,255,.03);padding:16px 20px;border-radius:0 12px 12px 0;
  font-family:var(--serif);font-size:15px;color:var(--txt)}
#etrip-root .etrip-apt-tip strong{color:var(--amber);font-weight:600}

#etrip-root .etrip-read{background:linear-gradient(180deg,rgba(255,255,255,.02),transparent)}
#etrip-root .etrip-prose{max-width:42rem;margin:0 auto;font-family:var(--serif);
  font-size:18px;line-height:2.2;color:#dfe6f1}
#etrip-root .etrip-prose p{margin-bottom:1.55em;text-align:justify}
#etrip-root .etrip-prose p:first-of-type::first-letter{font-size:3.4em;
  line-height:.84;float:left;margin:.05em .14em 0 0;color:var(--ember);font-weight:600}
#etrip-root .etrip-prose h2,#etrip-root .etrip-prose h3{font-family:var(--serif);
  color:#fff;line-height:1.5;margin:1.6em 0 .7em}
#etrip-root .etrip-prose h2{font-size:24px}
#etrip-root .etrip-prose h3{font-size:19px;color:var(--amber)}
#etrip-root .etrip-prose ul,#etrip-root .etrip-prose ol{margin:0 0 1.55em 1.4em}
#etrip-root .etrip-prose li{margin:.5em 0}
#etrip-root .etrip-prose strong{color:#fff;font-weight:600;
  border-bottom:2px solid rgba(244,199,119,.55)}
#etrip-root .etrip-pull{margin:42px 0;padding:4px 0 4px 26px;
  border-left:3px solid var(--ember);font-size:21px;line-height:1.8;
  color:#fff;font-weight:600}
#etrip-root .etrip-mark{display:flex;align-items:center;gap:14px;
  margin:50px auto 0;max-width:42rem;color:var(--txt-dim);font-size:13px;
  font-family:var(--mono);letter-spacing:.1em}
#etrip-root .etrip-mark::before,#etrip-root .etrip-mark::after{content:"";
  flex:1;height:1px;background:var(--line)}

#etrip-root .etrip-vs{display:grid;grid-template-columns:1fr auto 1fr;
  align-items:stretch;border:1px solid var(--line);border-radius:18px;
  overflow:hidden;background:rgba(255,255,255,.02)}
#etrip-root .etrip-vs .side{padding:32px 30px}
#etrip-root .etrip-vs .air{background:linear-gradient(180deg,var(--bg-0),var(--bg-2))}
#etrip-root .etrip-vs .rail{background:rgba(255,255,255,.035)}
#etrip-root .etrip-vs .mid{width:1px;background:var(--line);position:relative}
#etrip-root .etrip-vs .mid span{position:absolute;top:50%;left:50%;
  transform:translate(-50%,-50%);background:var(--ember);color:#0a121f;
  font-family:var(--mono);font-size:11px;letter-spacing:.12em;
  padding:8px 11px;border-radius:999px;font-weight:700}
#etrip-root .etrip-vs h4{font-family:var(--serif);font-size:21px;
  margin-bottom:6px;color:#fff}
#etrip-root .etrip-vs .big{font-family:var(--mono);font-size:30px;margin:10px 0 16px}
#etrip-root .etrip-vs .air .big{color:var(--amber)}
#etrip-root .etrip-vs .rail .big{color:#cfe7df}
#etrip-root .etrip-vs ul{list-style:none;font-size:14px;line-height:1.7;color:var(--txt)}
#etrip-root .etrip-vs li{padding:5px 0 5px 18px;position:relative}
#etrip-root .etrip-vs li::before{content:"–";position:absolute;left:0;opacity:.5}
#etrip-root .etrip-vs-verdict{grid-column:1/-1;border-top:1px solid var(--line);
  padding:20px 30px;font-family:var(--serif);font-size:15.5px;
  background:rgba(255,255,255,.03);color:var(--txt)}
#etrip-root .etrip-vs-verdict b{color:var(--ember)}

#etrip-root .etrip-final{
  background:radial-gradient(120% 100% at 90% 0%, rgba(239,125,62,.16), transparent 55%),
    linear-gradient(176deg,var(--bg-2),var(--bg-0));
  border:1px solid var(--line);border-radius:24px;margin:0 28px;
  padding:58px 40px 54px;position:relative;overflow:hidden}
#etrip-root .etrip-steps{counter-reset:s;display:grid;gap:13px;
  max-width:640px;margin:24px 0 38px}
#etrip-root .etrip-steps li{list-style:none;position:relative;
  padding:14px 18px 14px 56px;border:1px solid var(--line);border-radius:12px;
  font-size:15px;background:rgba(255,255,255,.03);color:var(--txt)}
#etrip-root .etrip-steps li::before{counter-increment:s;content:counter(s);
  position:absolute;left:16px;top:50%;transform:translateY(-50%);
  width:26px;height:26px;border-radius:50%;border:1px solid var(--ember);
  color:var(--amber);font-family:var(--mono);font-size:12px;
  display:flex;align-items:center;justify-content:center}
#etrip-root .etrip-ctaslot{border:1.5px dashed var(--line-2);border-radius:16px;
  padding:34px 26px;text-align:center;
  background:repeating-linear-gradient(135deg,rgba(255,255,255,.015) 0 12px,transparent 12px 24px)}
#etrip-root .etrip-ctaslot .lab{font-family:var(--mono);font-size:11px;
  letter-spacing:.26em;color:var(--txt-dim);text-transform:uppercase}
#etrip-root .etrip-ctaslot .ph{font-family:var(--serif);font-size:18px;
  color:var(--txt-soft);margin-top:10px}
#etrip-root .etrip-ctaslot .gate{display:inline-block;margin-top:18px;
  border:1px solid var(--line-2);border-radius:999px;padding:13px 30px;
  font-size:14px;color:var(--txt-dim);letter-spacing:.04em}
#etrip-root .etrip-foot{padding:40px 28px 66px;text-align:center;
  font-family:var(--mono);font-size:11px;letter-spacing:.22em;
  color:var(--txt-dim);text-transform:uppercase}

/* progressive enhancement: JS無し/IO未発火でも必ず可視。
   JS が #etrip-root に .etrip-js を付けた時だけ初期非表示→.in で出現。 */
#etrip-root .etrip-rv{opacity:1;transform:none}
#etrip-root.etrip-js .etrip-rv{opacity:0;transform:translateY(24px);
  transition:opacity .9s ease,transform .9s cubic-bezier(.2,.7,.2,1)}
#etrip-root.etrip-js .etrip-rv.in{opacity:1;transform:none}

/* ---- archive /routes/ ---- */
#etrip-root .etrip-arc-grid{display:grid;
  grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px;
  padding:0 28px 40px;max-width:1080px;margin:0 auto}
#etrip-root .etrip-arc-card{display:flex;flex-direction:column;gap:8px;
  border:1px solid var(--line);border-radius:16px;padding:22px;
  background:rgba(255,255,255,.03);text-decoration:none;color:var(--txt);
  transition:transform .18s,box-shadow .18s,border-color .18s}
#etrip-root .etrip-arc-card:hover{transform:translateY(-3px);
  border-color:var(--line-2);box-shadow:0 18px 40px -22px rgba(0,0,0,.7)}
#etrip-root .etrip-arc-od{font-family:var(--serif);font-size:20px;color:#fff}
#etrip-root .etrip-arc-od .arr{color:var(--ember);margin:0 .12em}
#etrip-root .etrip-arc-fare{font-family:var(--mono);font-size:15px;color:var(--amber)}
#etrip-root .etrip-arc-air{font-size:12px;color:var(--txt-dim);
  font-family:var(--mono);letter-spacing:.08em}
#etrip-root .etrip-arc-vbadge{align-self:flex-start;margin-top:2px;
  font-size:11px;color:#d9f3ec;border:1px solid var(--sage-deep);
  border-radius:999px;padding:3px 10px}
#etrip-root .etrip-empty{grid-column:1/-1;text-align:center;
  color:var(--txt-dim);padding:60px 0;font-family:var(--serif);font-size:16px}

@media(max-width:780px){
  #etrip-root .etrip-arc-grid{padding:0 16px 32px}
  #etrip-root .etrip-sec{padding:52px 20px}
  #etrip-root .etrip-hero-inner{padding:24px 20px 46px}
  #etrip-root .etrip-airports{grid-template-columns:1fr}
  #etrip-root .etrip-year{grid-template-columns:repeat(6,1fr);gap:8px}
  #etrip-root .etrip-vs{grid-template-columns:1fr}
  #etrip-root .etrip-vs .mid{width:auto;height:1px}
  #etrip-root .etrip-final{margin:0 16px;padding:42px 22px}
  #etrip-root .etrip-prose{font-size:17px}
  #etrip-root .etrip-route-line{flex-wrap:wrap}
  #etrip-root .etrip-rl-arc{order:3;width:100%;flex:1 0 100%}
}
@media(prefers-reduced-motion:reduce){
  #etrip-root .etrip-rl-path{animation:none;stroke-dashoffset:0}
  #etrip-root .etrip-rv{transition:none;opacity:1;transform:none}
}

/* Taxonomy archive: 兄弟terms横ナビ＋fullist link */
#etrip-root .etrip-tax-siblings{
  max-width:1080px;margin:8px auto 0;padding:28px 28px 4px;
  border-top:1px solid var(--line)}
#etrip-root .etrip-tax-siblings-label{
  font-family:var(--mono);font-size:11px;letter-spacing:.22em;
  color:var(--ember-soft);text-transform:uppercase;margin-bottom:14px}
#etrip-root .etrip-tax-siblings-list{
  list-style:none;display:flex;flex-wrap:wrap;gap:10px 14px;padding:0;margin:0}
#etrip-root .etrip-tax-siblings-list li{margin:0}
#etrip-root .etrip-tax-siblings-list a{
  display:inline-block;padding:8px 16px;border:1px solid var(--line-2);
  border-radius:999px;color:var(--txt-soft);text-decoration:none;
  font-size:13px;font-family:var(--sans);transition:.18s ease}
#etrip-root .etrip-tax-siblings-list a:hover{
  border-color:var(--ember);color:#fff;background:rgba(239,125,62,.08)}
#etrip-root .etrip-foot-link{
  margin-left:18px;color:var(--ember-soft);font-size:12px;
  font-family:var(--mono);letter-spacing:.1em;text-decoration:none;
  border-bottom:1px dotted var(--ember-soft);padding-bottom:1px}
#etrip-root .etrip-foot-link:hover{color:#fff;border-bottom-color:#fff}
@media(max-width:780px){
  #etrip-root .etrip-tax-siblings{padding:24px 16px 4px}
  #etrip-root .etrip-foot-link{display:inline-block;margin:8px 0 0}
}