/* ==========================================================================
   StarOcean 共通スタイル（部品）… activities/assets/style.css と同じ内容から開始
   ※ 色・書体は theme-2a.css で上書きする
   ========================================================================== */
:root{
  --ocean-deep:#0B5D8C;
  --ocean:#328ACA;
  --lagoon:#6DC8E3;
  --lagoon-pale:#D6EBFF;
  --sunset:#FF9326;
  --sunset-deep:#E8720B;
  --night:#0E2A47;
  --night-deep:#081A2E;
  --ink:#1F2D3A;
  --ink-soft:#5B6B78;
  --paper:#FFFFFF;
  --paper-soft:#F5F9FC;
  --line:#E1EAF1;
  --danger:#D3220A;
  --danger-bg:#FFF3F0;
  --ok:#1E8F5F;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 8px 24px rgba(11,93,140,0.12);
  --shadow-sm:0 2px 8px rgba(11,93,140,0.08);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic","Noto Sans JP","Meiryo",sans-serif;
  color:var(--ink);
  background:var(--paper-soft);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;}
.wrap{max-width:1040px;margin:0 auto;padding:0 20px;}

/* ---------- prototype banner ---------- */
.proto-banner{
  background:var(--night);
  color:#fff;
  font-size:12.5px;
  text-align:center;
  padding:8px 14px;
  letter-spacing:.02em;
}
.proto-banner b{color:#FFD98A;}

/* ---------- top nav ---------- */
.site-header{
  background:var(--paper);
  border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:40;
}
.site-header .wrap{
  display:flex;align-items:center;justify-content:space-between;
  padding-top:12px;padding-bottom:12px;gap:12px;
}
.brand{
  display:flex;align-items:baseline;gap:8px;
  text-decoration:none;color:var(--ocean-deep);
  font-weight:700;font-size:16px;letter-spacing:.02em;
}
.brand small{font-weight:500;font-size:11px;color:var(--ink-soft);}
.nav-links{display:flex;gap:18px;font-size:13.5px;}
.nav-links a{text-decoration:none;color:var(--ink-soft);font-weight:600;padding:6px 2px;border-bottom:2px solid transparent;}
.nav-links a:hover,.nav-links a.active{color:var(--ocean-deep);border-color:var(--sunset);}
@media (max-width:640px){
  .nav-links{gap:12px;font-size:12px;}
  .nav-links a{white-space:nowrap;}
  .brand{font-size:14px;}
  .brand small{display:none;}
}

/* ---------- hero ---------- */
.hero{
  position:relative;color:#fff;
  min-height:clamp(260px,48vw,460px);
  display:flex;align-items:flex-end;
  background:linear-gradient(180deg,rgba(8,26,46,.15),rgba(8,26,46,.78)),var(--ocean-deep);
  background-size:cover;background-position:center;
}
.hero.night{background:linear-gradient(180deg,rgba(8,26,46,.25),rgba(8,26,46,.9)),var(--night-deep);background-size:cover;background-position:center;}
.hero-inner{padding:28px 0 30px;width:100%;}
.hero-kicker{
  display:inline-block;background:rgba(255,255,255,.16);
  border:1px solid rgba(255,255,255,.35);
  padding:4px 12px;border-radius:999px;font-size:12px;font-weight:600;
  margin-bottom:12px;backdrop-filter:blur(2px);
}
.hero h1{font-size:clamp(22px,4.2vw,34px);margin:0 0 10px;line-height:1.4;font-weight:800;text-shadow:0 2px 12px rgba(0,0,0,.35);}
.hero-meta{display:flex;flex-wrap:wrap;gap:8px 10px;font-size:13px;}
.hero-meta span{
  background:rgba(0,0,0,.32);border:1px solid rgba(255,255,255,.25);
  padding:4px 10px;border-radius:999px;
}

/* ---------- sections ---------- */
section{padding:34px 0;}
.section-title{
  font-size:clamp(18px,2.6vw,22px);font-weight:800;color:var(--ocean-deep);
  margin:0 0 16px;display:flex;align-items:center;gap:10px;
}
.section-title::before{content:"";width:6px;height:22px;background:var(--sunset);border-radius:4px;display:inline-block;}
.lead{color:var(--ink-soft);font-size:15px;}

/* ---------- cards / grid ---------- */
.card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);
}
.card-pad{padding:20px;}
.grid{display:grid;gap:16px;}
.grid-2{grid-template-columns:1fr 1fr;}
.grid-3{grid-template-columns:repeat(3,1fr);}
@media (max-width:760px){
  .grid-2,.grid-3{grid-template-columns:1fr;}
}

/* ---------- flow / itinerary ---------- */
.flow{list-style:none;margin:0;padding:0;position:relative;}
.flow li{
  position:relative;padding:0 0 26px 34px;
}
.flow li::before{
  content:"";position:absolute;left:6px;top:4px;bottom:-4px;width:2px;background:var(--lagoon-pale);
}
.flow li:last-child::before{display:none;}
.flow li::after{
  content:"";position:absolute;left:0;top:2px;width:14px;height:14px;border-radius:50%;
  background:var(--ocean);border:3px solid #fff;box-shadow:0 0 0 2px var(--ocean);
}
.flow .time{font-weight:800;color:var(--ocean-deep);font-size:13.5px;margin-bottom:2px;}
.flow .title{font-weight:700;margin-bottom:2px;}
.flow .desc{color:var(--ink-soft);font-size:13.5px;}

/* ---------- highlight chips ---------- */
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 6px;}
.chip{
  background:var(--lagoon-pale);color:var(--ocean-deep);
  font-size:12.5px;font-weight:700;padding:6px 12px;border-radius:999px;
}
.chip.sunset{background:#FFE7CC;color:var(--sunset-deep);}
.chip.night{background:#DCE6F2;color:var(--night);}

/* ---------- price table ---------- */
table.price{width:100%;border-collapse:collapse;font-size:14px;}
table.price th,table.price td{padding:10px 12px;border-bottom:1px solid var(--line);text-align:left;}
table.price th{color:var(--ink-soft);font-size:12.5px;font-weight:700;}
table.price td.num{text-align:right;font-variant-numeric:tabular-nums;}
.price-strike{color:#B7C2CB;text-decoration:line-through;font-size:12.5px;margin-right:6px;}
.option-note{margin:14px 0 0;padding-top:12px;border-top:1px dashed var(--line);font-size:13.5px;line-height:1.7;}
.option-note .small-note{display:block;margin-top:4px;}
.pay-onsite{display:inline-block;background:#FFF1DE;color:var(--sunset-deep);font-size:11px;font-weight:800;padding:1px 9px;border-radius:999px;margin-left:6px;vertical-align:1px;white-space:nowrap;}
.price-now{color:var(--sunset-deep);font-weight:800;font-size:16px;}

/* ---------- unify / discrepancy callout ---------- */
.unify-box{
  border:1.5px solid #F3B7A9;background:var(--danger-bg);
  border-radius:var(--radius);padding:18px 20px;margin:0 0 18px;
}
.unify-box h3{
  margin:0 0 10px;color:var(--danger);font-size:15px;display:flex;align-items:center;gap:8px;
}
.unify-box h3::before{content:"⚠";font-size:16px;}
.unify-list{margin:0;padding-left:0;list-style:none;}
.unify-list li{
  padding:10px 0;border-top:1px dashed #F0C9BE;font-size:13.5px;color:var(--ink);
}
.unify-list li:first-child{border-top:none;padding-top:0;}
.unify-list b.point{color:var(--danger);display:block;margin-bottom:4px;font-size:13.5px;}
.src{
  display:inline-block;font-size:11px;font-weight:700;padding:1px 8px;border-radius:999px;
  margin-right:6px;color:#fff;white-space:nowrap;
}
.src.aj{background:#E8590C;}
.src.jl{background:#D6003D;}
.src.vl{background:#009B72;}
.unify-note{font-size:12px;color:#8A2E1E;margin-top:10px;}

/* ---------- calendar preview mini ---------- */
.mini-cal{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;}
.mini-cal-head{
  background:var(--ocean-deep);color:#fff;padding:12px 16px;font-weight:700;font-size:14px;
  display:flex;justify-content:space-between;align-items:center;
}
.mini-cal-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:1px;background:var(--line);}
.mini-cal-grid .dow{background:#F0F5F9;text-align:center;font-size:11px;color:var(--ink-soft);padding:6px 0;font-weight:700;}
.mini-cal-grid .cell{background:#fff;min-height:56px;padding:5px 6px;font-size:11px;position:relative;}
.mini-cal-grid .cell.blank{background:#FAFBFC;}
.mini-cal-grid .cell .d{font-weight:700;color:var(--ink);}
.mini-cal-grid .cell.today .d{color:var(--sunset-deep);}
.status{
  display:inline-block;margin-top:14px;font-size:15px;font-weight:800;
}
.status.ok{color:var(--ok);}
.status.few{color:var(--sunset-deep);}
.status.no{color:#AAB4BC;}
.mini-cal-grid a.cell{text-decoration:none;color:inherit;cursor:pointer;}
.mini-cal-grid a.cell:hover{background:var(--lagoon-pale);}

/* ---------- CTA ---------- */
.cta-bar{
  position:sticky;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--line);
  padding:12px 16px;display:flex;gap:10px;align-items:center;justify-content:space-between;
  box-shadow:0 -6px 18px rgba(11,93,140,.10);z-index:30;
}
.cta-price{font-size:13px;color:var(--ink-soft);}
.cta-price b{font-size:19px;color:var(--sunset-deep);}
/* 固定CTA：予約導線の主ボタン（夜ツアーでも白いバー上で目立つオレンジに統一） */
.cta-bar{padding:10px 16px calc(10px + env(safe-area-inset-bottom));border-top:3px solid var(--sunset);}
.cta-price{line-height:1.35;white-space:nowrap;}
.btn.cta-main{
  position:relative;overflow:hidden;flex:0 1 auto;
  font-size:16px;padding:14px 26px;gap:8px;
  background:linear-gradient(180deg,#FFA03D,var(--sunset-deep));
  box-shadow:0 6px 18px rgba(232,114,11,.45);
}
.cta-main svg{width:20px;height:20px;flex:none;}
.cta-main .cta-arrow{font-size:20px;line-height:1;margin-left:2px;}
.cta-main::after{ /* 数秒おきに光が横切る控えめなアニメーション */
  content:"";position:absolute;top:0;left:-60%;width:40%;height:100%;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.45),transparent);
  animation:cta-shine 4.5s ease-in-out 1.5s infinite;
}
/* 料金表直後のボタン（固定CTAが表示されない環境向けの予備導線） */
.price-cta{text-align:center;margin-top:18px;}
.price-cta .btn.cta-main{display:flex;width:100%;max-width:460px;margin:0 auto;}
.price-cta .small-note{margin:8px 0 0;}
@keyframes cta-shine{0%{left:-60%;}25%,100%{left:130%;}}
@media (prefers-reduced-motion:reduce){.cta-main::after{animation:none;display:none;}}
@media (max-width:640px){
  .cta-bar{padding:8px 12px calc(8px + env(safe-area-inset-bottom));gap:10px;}
  .cta-price{font-size:11.5px;}
  .cta-price b{font-size:17px;}
  .btn.cta-main{flex:1;font-size:15px;padding:14px 12px;}
  .cta-main .pc-only{display:none;}
}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  background:var(--sunset);color:#fff;font-weight:800;font-size:14.5px;
  padding:12px 22px;border-radius:999px;text-decoration:none;border:none;cursor:pointer;
  box-shadow:0 6px 16px rgba(255,147,38,.4);white-space:nowrap;
}
.btn:hover{background:var(--sunset-deep);}
.btn.outline{background:#fff;color:var(--ocean-deep);border:1.5px solid var(--ocean);box-shadow:none;}
.btn.small{padding:8px 16px;font-size:13px;}
.btn.block{width:100%;}
.btn.night{background:var(--night);box-shadow:0 6px 16px rgba(14,42,71,.4);}

/* ---------- footer ---------- */
.site-footer{background:var(--night-deep);color:#B9C7D4;padding:34px 0;margin-top:20px;font-size:12.5px;}
.site-footer a{color:#DCE9F2;text-decoration:none;}
.site-footer .flinks{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:14px;}

/* ---------- tour list (index) ---------- */
.tcard{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);text-decoration:none;color:var(--ink);
  transition:transform .15s ease, box-shadow .15s ease;
}
.tcard:hover{transform:translateY(-3px);box-shadow:var(--shadow);}
.tcard .thumb{height:150px;background-size:cover;background-position:center;position:relative;}
.tcard .thumb .badge{
  position:absolute;top:10px;left:10px;background:rgba(0,0,0,.55);color:#fff;
  font-size:11px;padding:3px 10px;border-radius:999px;font-weight:700;
}
.tcard .body{padding:16px;flex:1;display:flex;flex-direction:column;gap:8px;}
.tcard h3{font-size:15.5px;margin:0;line-height:1.5;}
.tcard .price-row{margin-top:auto;display:flex;align-items:baseline;justify-content:space-between;}

/* ---------- form ---------- */
.form-grid{display:grid;gap:16px;grid-template-columns:1fr 1fr;}
@media (max-width:640px){.form-grid{grid-template-columns:1fr;}}
.field{display:flex;flex-direction:column;gap:6px;}
.field.full{grid-column:1/-1;}
.field label{font-size:13px;font-weight:700;color:var(--ink);}
.field label .req{color:var(--danger);font-size:11px;margin-left:4px;}
.field input[type=text],.field input[type=email],.field input[type=tel],.field input[type=date],
.field select,.field textarea{
  border:1.5px solid var(--line);border-radius:var(--radius-sm);padding:11px 12px;font-size:14.5px;
  font-family:inherit;background:#fff;color:var(--ink);
}
.field textarea{resize:vertical;min-height:90px;}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--lagoon);border-color:var(--ocean);}
.radio-row,.check-row{display:flex;flex-wrap:wrap;gap:14px;font-size:13.5px;}
.radio-row label,.check-row label{display:flex;align-items:center;gap:6px;font-weight:500;}
fieldset{border:none;padding:0;margin:0;}

/* ---------- misc ---------- */
.small-note{font-size:12px;color:var(--ink-soft);}
.divider{height:1px;background:var(--line);margin:28px 0;}
.badge-req{background:var(--danger);color:#fff;font-size:11px;padding:2px 8px;border-radius:999px;font-weight:700;}
.badge-opt{background:#EDF2F6;color:var(--ink-soft);font-size:11px;padding:2px 8px;border-radius:999px;font-weight:700;}

/* ---------- breadcrumb（全ページ共通） ---------- */
.breadcrumb{font-size:12px;color:var(--ink-soft);margin:0 0 14px;}
.breadcrumb a{color:var(--ocean);text-decoration:none;}