/* 巴電気通信株式会社 gmis.co.jp 共通スタイル（デザイン案5） */
:root{
  --bg:#F6F5F4; --surface:#FFFFFF; --tile:#ECEAE8; --ink:#2B2B2A; --muted:#66625F; --line:#DDD9D6;
  --primary:#D7000F; --primary-ink:#FFFFFF; --accent:#8E0010; --alert:#D7000F; --charcoal:#373735;
  --glass:rgba(246,245,244,.74);
  --head:"Source Serif 4","Noto Serif JP","Noto Serif CJK JP","Hiragino Mincho ProN","Yu Mincho",serif;
  --body:"Inter","Noto Sans JP","Noto Sans CJK JP","Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;
  --ease:cubic-bezier(.2,.7,.2,1); --t-fast:.18s; --t-base:.45s;
  box-sizing:border-box;
  padding-top:env(safe-area-inset-top,0px); padding-bottom:env(safe-area-inset-bottom,0px);
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#161515; --surface:#201F1E; --tile:#2A2827; --ink:#F3F1EF; --muted:#B3ADA8; --line:#3A3735;
    --primary:#FF3341; --primary-ink:#FFFFFF; --accent:#FF8A92; --alert:#FF3341; --charcoal:#0E0E0D; --glass:rgba(22,21,21,.72);
  }
}
:root[data-theme="dark"]{
  --bg:#161515; --surface:#201F1E; --tile:#2A2827; --ink:#F3F1EF; --muted:#B3ADA8; --line:#3A3735;
  --primary:#FF3341; --primary-ink:#FFFFFF; --accent:#FF8A92; --alert:#FF3341; --charcoal:#0E0E0D; --glass:rgba(22,21,21,.72);
}
*,*::before,*::after{box-sizing:inherit}
html{height:100%}
body{margin:0;min-height:100%;background:var(--bg);color:var(--ink);font-family:var(--body);line-height:1.8;letter-spacing:.02em;transition:background var(--t-base),color var(--t-base)}
a{color:inherit}
:focus-visible{outline:3px solid var(--primary);outline-offset:3px;border-radius:6px}
.wrap{width:min(100% - 40px,1200px);margin-inline:auto}

/* ヘッダー：すりガラス（ナビゲーションだけに限定して使用） */
header{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:var(--glass);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:68px}
.logo{display:flex;align-items:center;gap:14px;text-decoration:none}
.logo img{height:40px;width:auto;display:block}
.logo-dark{display:none!important}
:root[data-theme="dark"] .logo-light{display:none!important}
:root[data-theme="dark"] .logo-dark{display:block!important}
.logo-ja{font-family:var(--body);font-size:12px;color:var(--muted);letter-spacing:.06em;padding-left:14px;border-left:1px solid var(--line);line-height:1.3}
@media (max-width:560px){.logo-ja{display:none}.logo img{height:34px}}
.foot-logo{height:28px;width:auto;margin-bottom:10px}

.nav ul{display:flex;align-items:center;gap:6px;list-style:none;margin:0;padding:0;font-size:14px}
.nav ul a{display:block;padding:8px 12px;border-radius:999px;text-decoration:none;transition:background var(--t-fast)}
.nav ul a:hover{background:var(--tile)}
.btn{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 20px;border-radius:999px;border:0;font:inherit;font-weight:700;font-size:14px;cursor:pointer;text-decoration:none;transition:transform var(--t-fast) var(--ease),background var(--t-fast)}
.btn:active{transform:scale(.97)}
.btn{white-space:nowrap;line-height:1.2}
.nav ul a.btn{display:inline-flex;padding:0 20px}
.nav ul a.btn:hover{background:var(--accent)}
@media (max-width:560px){.nav .btn-primary{padding:0 14px;font-size:13px}.nav ul{gap:4px}}
.btn-primary{background:var(--primary);color:var(--primary-ink)}
.btn-primary:hover{background:var(--accent)}
.theme{width:44px;padding:0;justify-content:center;background:var(--tile);color:var(--ink);font-size:20px}
@media (max-width:1180px){.nav ul li.hide-sm{display:none}}
.menu{display:none}
@media (max-width:1180px){.menu{display:block;position:relative}.menu summary{list-style:none;cursor:pointer}.menu summary::-webkit-details-marker{display:none}.menu ul{position:absolute;right:0;top:52px;display:flex;flex-direction:column;align-items:stretch;gap:2px;min-width:200px;padding:8px;background:var(--surface);border:1px solid var(--line);border-radius:16px;box-shadow:0 12px 32px rgba(0,0,0,.12)}}

/* 冒頭：動く文字＋控えめな網目状のにじみ */
.hero{position:relative;overflow:hidden;padding:clamp(56px,10vw,128px) 0 clamp(48px,7vw,88px)}
.hero::before{content:"";position:absolute;inset:-20% -10% auto -10%;height:120%;z-index:-1;pointer-events:none;
  background:radial-gradient(40% 50% at 12% 28%,color-mix(in srgb,var(--primary) 14%,transparent),transparent 70%),
             radial-gradient(35% 45% at 88% 18%,color-mix(in srgb,var(--accent) 12%,transparent),transparent 70%),
             radial-gradient(30% 40% at 60% 92%,color-mix(in srgb,var(--charcoal) 8%,transparent),transparent 70%)}
.eyebrow-time{margin:0 0 18px;font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}
.q{margin:0;font-family:var(--head);font-weight:900;font-size:clamp(40px,9vw,128px);line-height:1.1;letter-spacing:0}
.q .ch{display:inline-block;opacity:0;transform:translateY(.4em) rotate(4deg);animation:ch .7s var(--ease) forwards}
@keyframes ch{to{opacity:1;transform:none}}
.q .line{display:block}
.trans{display:flex;flex-wrap:wrap;gap:8px;margin:28px 0 0;padding:0;list-style:none}
.trans button{font:inherit;font-size:clamp(14px,1.6vw,17px);padding:8px 16px;border-radius:999px;border:1px solid var(--line);background:var(--surface);color:var(--ink);cursor:pointer;transition:background var(--t-fast),border-color var(--t-fast),transform var(--t-fast) var(--ease)}
.trans button:hover{border-color:var(--primary);transform:translateY(-2px)}
.trans button[aria-pressed="true"]{background:var(--primary);border-color:var(--primary);color:var(--primary-ink)}
.trans-out{margin:14px 0 0;min-height:1.6em;font-family:var(--head);font-weight:700;font-size:clamp(20px,2.6vw,30px);color:var(--primary)}
.mission{display:grid;grid-template-columns:1.2fr 1fr;gap:40px;align-items:end;margin-top:clamp(40px,6vw,72px)}
.mission h1{margin:0;font-family:var(--head);font-size:clamp(22px,2.8vw,34px);line-height:1.5}
.mission p{margin:0;color:var(--muted)}
@media (max-width:760px){.mission{grid-template-columns:1fr;gap:14px}}
/* スクロール連動：冒頭の問いが流れに合わせて縮み薄れる（対応ブラウザのみ） */
@supports (animation-timeline: scroll()){
  .q{animation:shrink linear both;animation-timeline:scroll(root);animation-range:0 60vh}
  @keyframes shrink{to{transform:scale(.86);opacity:.35;transform-origin:left top}}
}

/* 冒頭：紅白（赤地に白文字） */
.hero-red{background:radial-gradient(70% 90% at 18% 20%,#EC1424 0%,#D7000F 45%,#A8000C 100%);color:#fff}
.hero-red::before{display:none}
.hero-red .eyebrow-time{color:rgba(255,255,255,.82)}
.hero-red .q{color:#fff}
.hero-red .mission{border-top:1px solid rgba(255,255,255,.28);padding-top:28px}
.hero-red .mission h1{color:#fff}
.hero-red .mission p{color:rgba(255,255,255,.86)}
.welcome{list-style:none;margin:28px 0 0;padding:0;font-family:var(--head);font-weight:700;font-size:clamp(20px,3.2vw,40px);line-height:1.25}
.welcome li{display:grid;grid-template-columns:96px 1fr;gap:20px;align-items:baseline;padding:.3em 0;border-top:1px solid rgba(255,255,255,.22);color:rgba(255,255,255,.62)}
.welcome li:last-child{border-bottom:1px solid rgba(255,255,255,.22)}
.welcome .l{font-family:var(--body);font-weight:400;font-size:12px;letter-spacing:.06em;color:rgba(255,255,255,.8)}
@media (max-width:560px){.welcome li{grid-template-columns:1fr;gap:0}}
.hero-red :focus-visible{outline-color:#fff}
/* ベントー型の配置 */
.section{padding:clamp(48px,7vw,96px) 0}
.section h2{margin:0 0 24px;font-family:var(--head);font-size:clamp(24px,3vw,36px)}
.bento{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:minmax(150px,auto);gap:14px}
.tile{position:relative;background:var(--tile);border-radius:24px;padding:24px;overflow:hidden;transition:transform var(--t-base) var(--ease)}
.tile:hover{transform:translateY(-4px)}
.tile h3{margin:0 0 6px;font-family:var(--head);font-size:clamp(20px,2.2vw,26px);line-height:1.25}
.tile p{margin:0;color:var(--muted);font-size:14px;line-height:1.7}
.tile .k{font-size:12px;color:var(--muted);margin:0 0 10px}
.t-cotowa{grid-column:span 2;grid-row:span 2;background:var(--primary);color:var(--primary-ink);border-radius:32px}
.t-cotowa p,.t-cotowa .k{color:color-mix(in srgb,var(--primary-ink) 78%,transparent)}
.t-cotowa h3{font-size:clamp(34px,4.6vw,56px)}
.status{display:inline-block;margin-bottom:12px;padding:3px 12px;border-radius:999px;background:color-mix(in srgb,var(--primary-ink) 18%,transparent);font-size:12px;font-weight:700}
.chooser{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:22px}
.chooser button{font:inherit;padding:16px;border-radius:18px;border:2px solid color-mix(in srgb,var(--primary-ink) 40%,transparent);background:transparent;color:var(--primary-ink);cursor:pointer;text-align:left;transition:background var(--t-fast),transform var(--t-fast) var(--ease)}
.chooser button b{display:block;font-family:var(--head);font-size:22px}
.chooser button small{font-size:12px;opacity:.8}
.chooser button:hover{transform:translateY(-2px)}
.chooser button[aria-pressed="true"]{background:var(--primary-ink);color:var(--primary)}
.result{margin:14px 0 0;min-height:3.4em;font-size:14px}
.t-119{background:var(--charcoal);color:#fff}
.t-119 .num{font-family:var(--head);font-weight:900;font-size:clamp(48px,6vw,72px);line-height:1;color:#FF3341}
.t-119 p,.t-119 .k{color:rgba(255,255,255,.9)}
.num{margin-bottom:10px}
.t-patent .num,.t-year .num{font-family:var(--head);font-weight:900;font-size:clamp(40px,5vw,60px);line-height:1;color:var(--primary)}
.t-ryokan{grid-column:span 2;background:var(--surface);border:1px solid var(--line);border-radius:28px 28px 28px 80px}
.t-ryokan ul{list-style:none;margin:12px 0 0;padding:0}
.t-ryokan li{display:flex;justify-content:space-between;gap:12px;padding:10px 0;border-top:1px solid var(--line);font-size:15px}
.t-ryokan li span{color:var(--muted);font-size:13px}
.t-univ{grid-column:span 2;background:color-mix(in srgb,var(--primary) 8%,var(--tile))}
@media (max-width:900px){.bento{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.bento{grid-template-columns:1fr}.t-cotowa,.t-ryokan,.t-univ{grid-column:auto;grid-row:auto}}

.t-main{grid-column:span 2;grid-row:span 2;background:var(--primary);color:var(--primary-ink);border-radius:32px}
.t-main h3{font-size:clamp(40px,5.4vw,68px)}
.t-main p,.t-main .k{color:color-mix(in srgb,var(--primary-ink) 82%,transparent)}
.fac{list-style:none;margin:18px 0 22px;padding:0}
.fac li{display:flex;justify-content:space-between;gap:12px;padding:12px 0;border-top:1px solid color-mix(in srgb,var(--primary-ink) 30%,transparent);font-family:var(--head);font-size:clamp(18px,2vw,22px)}
.fac a{color:var(--primary-ink);text-decoration-thickness:1px;text-underline-offset:.25em}
.fac span{font-family:var(--body);font-size:13px;opacity:.8}
.btn-invert{background:var(--primary-ink);color:var(--primary)}
.btn-invert:hover{background:var(--charcoal);color:#fff}
.t-cotowa2{grid-column:span 2;grid-row:span 2;background:var(--surface);border:1px solid var(--line);border-radius:28px 28px 28px 80px}
.status2{display:inline-block;margin-bottom:10px;padding:3px 12px;border-radius:999px;background:color-mix(in srgb,var(--primary) 12%,transparent);color:var(--primary);font-size:12px;font-weight:700}
.chooser2{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:18px}
.chooser2 button{font:inherit;padding:14px;border-radius:16px;border:1.5px solid var(--line);background:var(--bg);color:var(--ink);cursor:pointer;text-align:left;transition:border-color var(--t-fast),transform var(--t-fast) var(--ease)}
.chooser2 button b{display:block;font-family:var(--head);font-size:20px}
.chooser2 button small{font-size:12px;color:var(--muted)}
.chooser2 button:hover{border-color:var(--primary);transform:translateY(-2px)}
.chooser2 button[aria-pressed="true"]{border-color:var(--primary);background:color-mix(in srgb,var(--primary) 8%,var(--surface))}
.t-rinen{grid-column:span 3}
@media (max-width:900px){.t-rinen{grid-column:span 1}}
@media (max-width:560px){.t-main,.t-cotowa2,.t-rinen{grid-column:auto;grid-row:auto}}
/* スクロールで1行ずつ現れる沿革 */
.tl{list-style:none;margin:0;padding:0;border-left:2px solid var(--line)}
.tl li{position:relative;display:grid;grid-template-columns:5.5em 1fr;gap:16px;padding:16px 0 16px 24px}
.tl li::before{content:"";position:absolute;left:-7px;top:26px;width:12px;height:12px;border-radius:50%;background:var(--primary)}
.tl time{font-family:var(--head);font-weight:900;font-size:22px;color:var(--primary);font-variant-numeric:tabular-nums}
.tl p{margin:0}
@supports (animation-timeline: view()){
  .tl li{animation:rise linear both;animation-timeline:view();animation-range:entry 0% entry 60%}
  @keyframes rise{from{opacity:0;transform:translateX(-16px)}to{opacity:1;transform:none}}
}
@media (max-width:560px){.tl li{grid-template-columns:1fr;gap:0}}

.more{margin:20px 0 0}
.more a{color:var(--primary);font-weight:700}
.news{margin:0}
.news div{display:grid;grid-template-columns:8em 1fr;gap:20px;padding:16px 0;border-top:1px solid var(--line)}
.news div:last-child{border-bottom:1px solid var(--line)}
.news dt{color:var(--muted);font-variant-numeric:tabular-nums}
.news dd{margin:0}
@media (max-width:560px){.news div{grid-template-columns:1fr;gap:2px}}
.foot{display:grid;grid-template-columns:1fr auto;gap:32px}
.foot ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,auto);gap:4px 32px}
.foot ul a{text-decoration:none}
.foot ul a:hover{color:var(--primary);text-decoration:underline}
@media (max-width:760px){.foot{grid-template-columns:1fr}}
/* お問い合わせ */
.cta{margin:0 auto clamp(48px,7vw,96px);width:min(100% - 40px,1200px);border-radius:36px;padding:clamp(28px,5vw,56px);background:var(--charcoal);color:#fff;display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:20px}
.cta h2{margin:0;font-family:var(--head);font-size:clamp(24px,3vw,34px)}
.cta p{margin:4px 0 0;opacity:.75}
.cta .form-btn{background:var(--bg);color:var(--ink);min-height:52px;padding:0 28px;font-size:15px}
.cta .form-btn:hover{background:var(--primary);color:#fff}
.cta .tel{font-family:var(--head);font-weight:900;font-size:clamp(28px,4vw,44px);text-decoration:none;letter-spacing:.03em}
footer{padding:0 0 40px;font-size:13px;color:var(--muted)}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .q .ch{opacity:1;transform:none}
}

.skip{position:absolute;left:-9999px}
.skip:focus{left:16px;top:16px;z-index:100;background:var(--surface);padding:8px 14px;border-radius:8px}

/* ===== 下層ページ共通 ===== */
.nav ul a[aria-current="page"]{color:var(--primary);font-weight:700}
.page-head{background:radial-gradient(70% 120% at 15% 10%,#EC1424 0%,#D7000F 45%,#A8000C 100%);color:#fff;padding:clamp(48px,8vw,96px) 0 clamp(40px,6vw,72px)}
.page-head .eyebrow-time{color:rgba(255,255,255,.82)}
.page-head h1{margin:0;font-family:var(--head);font-weight:900;font-size:clamp(34px,6vw,72px);line-height:1.15}
.page-lead{margin:18px 0 0;max-width:44em;color:rgba(255,255,255,.88)}
.block{padding:clamp(40px,6vw,80px) 0;border-bottom:1px solid var(--line)}
.block:last-of-type{border-bottom:0}
.block h2{margin:0 0 20px;font-family:var(--head);font-size:clamp(24px,3vw,34px);line-height:1.35}
.block h3{margin:28px 0 10px;font-family:var(--head);font-size:clamp(19px,2.2vw,24px)}
.prose{max-width:46em}
.prose p{margin:0 0 1em}
.prose ol,.prose ul{margin:0 0 1em;padding-left:1.4em}
.prose li{margin:.3em 0}
.spec{margin:0;border-top:1px solid var(--line)}
.spec div{display:grid;grid-template-columns:11em 1fr;gap:20px;padding:16px 0;border-bottom:1px solid var(--line)}
.spec dt{font-weight:700;color:var(--muted)}
.spec dd{margin:0}
.spec ul{margin:0;padding-left:1.2em}
@media (max-width:560px){.spec div{grid-template-columns:1fr;gap:4px}}
.cards{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.card{background:var(--tile);border-radius:24px;padding:24px}
.card h3{margin:0 0 8px}
.card p{margin:0;color:var(--muted);font-size:15px}
.card .k{font-size:12px;color:var(--muted);margin:0 0 8px}
@media (max-width:760px){.cards{grid-template-columns:1fr}}
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:14px;counter-reset:st}
.steps li{background:var(--surface);border:1px solid var(--line);border-radius:24px;padding:24px;counter-increment:st}
.steps li::before{content:counter(st);display:block;font-family:var(--head);font-weight:900;font-size:40px;line-height:1;color:var(--primary);margin-bottom:10px}
@media (max-width:760px){.steps{grid-template-columns:1fr}}
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:10px;margin:16px 0 0}
.gallery figure{margin:0}
.gallery img{width:100%;height:auto;border-radius:14px;display:block;background:var(--tile)}
.gallery figcaption{font-size:12px;color:var(--muted);margin-top:4px}
.notice{background:color-mix(in srgb,var(--primary) 8%,var(--surface));border-radius:16px;padding:16px 20px;margin:16px 0;font-size:15px}
.pill-link{display:inline-flex;align-items:center;min-height:44px;padding:0 20px;border-radius:999px;background:var(--primary);color:#fff;text-decoration:none;font-weight:700}
.pill-link:hover{background:var(--accent);color:#fff}
.program{margin:0;padding:0;list-style:none}
.program li{padding:10px 0;border-top:1px solid var(--line)}
.program li span{display:block;font-size:14px;color:var(--muted)}
.more a.pill-link,.more a.pill-link:hover{color:#fff}