:root{
  --bg:#0b0b0d; --bg2:#08080a; --bg3:#0F0F10; --card:#151517;
  --gold:#c9a23f; --gold-l:#f0dcae; --ink:#f4f1ea;
  --ink2:rgba(244,241,234,.8); --ink3:rgba(244,241,234,.55);
  --line:rgba(244,241,234,.12); --gline:rgba(201,162,63,.45);
  --jp:'Zen Kaku Gothic New',sans-serif; --en:'Outfit','Zen Kaku Gothic New',sans-serif;
  --e1:cubic-bezier(.2,.7,.2,1); --e2:cubic-bezier(.22,1,.36,1); --e7:cubic-bezier(.2,.8,.1,1); --e8:cubic-bezier(.22,.61,.12,1);
  /* C2：02由来パーツ（白・黒・#f4f4f4＋ゴールド） */
  --gd:#d9b650; --gd-mk:#ecd690; --gd-deep:#8a6d1f;
  --m-bg:#ffffff; --m-bg2:#f4f4f4; --m-card:#ffffff; --m-ink:#000000; --m-sub:#707070; --m-body:#222222;
  --m-acc:var(--gd); --m-accInk:#000000; --m-hl:var(--gd-mk);
  --m-lbl:#000000; --m-lblInk:var(--gd); --m-lblDot:var(--gd);
  --m-pill:#000000; --m-pillInk:#ffffff; --m-arr:var(--gd); --m-arrInk:#000000;
  --m-track:#E5E5E5; --m-quote:#f4f4f4; --m-shadow:0 10px 30px rgba(0,0,0,.06);
  --mn-bg:var(--gd); --mn-ink:#000000; --mn-line:#000000; --mn-x:#000000; --mn-xInk:var(--gd);
  --mn-pill:#000000; --mn-pillInk:#ffffff; --mn-arr:var(--gd); --mn-arrInk:#000000;
  --fc-bg:#000000; --fc-ink:#ffffff; --fc-est:var(--gd); --fc-estInk:#000000; --fc-ring:rgba(255,255,255,0);
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;background:var(--bg2)}
body{font-family:var(--jp);color:var(--ink);background:var(--bg2);line-height:1.9;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img,video{display:block;max-width:100%}
button{font-family:inherit;color:inherit;background:none;border:0;cursor:pointer}
em{font-style:normal}

/* ================= 共通カラム・PC ================= */
.desk-bg{position:fixed;inset:0;z-index:0;pointer-events:none;background:url('../desk-bg.webp') center/cover;filter:brightness(.42) contrast(.95)}
.stage{position:relative;z-index:1;display:flex;justify-content:center;min-height:100vh}
.col{width:100%;max-width:430px;position:relative;background:var(--bg);overflow:clip;box-shadow:0 0 80px rgba(0,0,0,.6)}
.sec{position:relative;min-height:100vh;min-height:100svh;padding:112px 28px;display:flex;flex-direction:column;justify-content:center}

/* PC左外メニュー（02デザイン／C2配色）＋ページ内目次 */
.pcn,.pcl{display:none}
@media (min-width:860px){
  /* ロゴ：コンテンツ左の空き領域の中央 */
  .pcl{display:flex;position:fixed;top:0;bottom:0;left:0;right:calc(50% + 215px);z-index:40;align-items:center;justify-content:center;padding:32px;pointer-events:none}
  .pcl a{pointer-events:auto;display:block;width:240px;max-width:100%}
  .pcl img{width:100%;height:auto;display:block;filter:drop-shadow(0 4px 18px rgba(0,0,0,.45))}
  /* メニュー：コンテンツ右の空き領域。枠なし・白文字を背景に直接配置 */
  .pcn{display:flex;position:fixed;top:0;bottom:0;right:0;left:calc(50% + 215px);z-index:40;align-items:center;justify-content:center;padding:32px}
  .pcn .in{width:100%;max-width:240px;color:#fff;text-shadow:0 1px 10px rgba(0,0,0,.6)}
  .pcn ul{list-style:none;display:flex;flex-direction:column;gap:4px}
  .pcn li a{display:flex;align-items:baseline;gap:10px;padding:6px 0;color:#fff;transition:color .25s}
  .pcn li a:hover,.pcn li a:hover small{color:#d9b650}
  .pcn li b{font-family:var(--en);font-weight:700;font-size:15px;letter-spacing:.1em}
  .pcn li small{font-size:11px;color:rgba(255,255,255,.62);transition:color .25s}
  .pcn .sub a{padding:4px 0;font-size:12.5px}
  .pcn .sub-in{list-style:none;padding-left:14px;border-left:1px solid rgba(255,255,255,.28)}
  .pcn .dd{display:flex;align-items:baseline;gap:10px;width:100%;padding:6px 0;background:none;border:0;color:#fff;font:inherit;text-align:left;cursor:pointer;text-shadow:inherit}
  .pcn .dd:hover,.pcn .dd:hover small{color:#d9b650}
  .pcn .dd b{font-family:var(--en);font-weight:700;font-size:15px;letter-spacing:.1em}
  .pcn .dd small{font-size:11px;color:rgba(255,255,255,.62);transition:color .25s}
  .pcn .dd .pm{position:relative;width:10px;height:10px;margin-left:auto;align-self:center}
  .pcn .dd .pm::before,.pcn .dd .pm::after{content:"";position:absolute;left:0;top:4.5px;width:10px;height:1px;background:currentColor;transition:transform .3s}
  .pcn .dd .pm::after{transform:rotate(90deg)}
  .pcn .dd[aria-expanded=true] .pm::after{transform:rotate(0)}
  .pcn .sub{display:grid;grid-template-rows:0fr;transition:grid-template-rows .4s cubic-bezier(.2,.8,.2,1),margin .4s;margin-top:0;margin-bottom:0}
  .pcn .sub>div{overflow:hidden}
  .pcn .sub.open{grid-template-rows:1fr;margin-top:2px;margin-bottom:8px}
  .pcn .tel{display:block;margin-top:26px;color:#fff}
  .pcn .tel b{display:block;font-family:var(--en);font-weight:700;font-size:20px;letter-spacing:.06em}
  .pcn .tel small{display:block;margin-top:2px;font-size:10.5px;color:rgba(255,255,255,.62)}
  .pcn .tel:hover b{color:#d9b650}
  .pcn a.cur,.pcn a.cur small{color:#d9b650}
  .fc{display:none!important}
}

/* ヘッダー（01）＋ハンバーガー（03） */
.hd{position:sticky;top:0;z-index:40;height:74px;display:flex;align-items:center;justify-content:space-between;padding:0 22px;transition:background .4s,backdrop-filter .4s,border-color .4s;border-bottom:1px solid transparent}
.hd.solid{background:rgba(11,11,13,.78);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom-color:rgba(201,162,63,.18)}
.hd img{width:138px;height:46px;object-fit:contain}
/* PC：ファーストビュー後、中央の縦長コンテンツ幅でロゴ＋ハンバーガーを追従 */
@media (min-width:860px){.hd{position:fixed;left:calc(50% - 215px);width:430px}}
.bg-burger{width:48px;height:48px;border-radius:50%;background:rgba(244,241,234,.1);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);display:grid;place-items:center;transition:transform .25s var(--e2)}
.bg-burger:active{transform:scale(.9)}
.bg-burger i{display:block;width:18px;height:2px;border-radius:2px;background:var(--gold);position:relative}
.bg-burger i::before,.bg-burger i::after{content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:var(--gold)}
.bg-burger i::before{top:-6px}.bg-burger i::after{top:6px;width:11px}

/* メニュー（02デザイン × 03の円形展開） */
.mn{position:fixed;z-index:80;top:0;bottom:0;left:50%;width:100%;max-width:430px;transform:translateX(-50%);background:var(--mn-bg);color:var(--mn-ink);padding:96px 28px 40px;display:flex;flex-direction:column;overflow-y:auto;clip-path:circle(0 at calc(100% - 46px) 37px);transition:clip-path .7s var(--e2);visibility:hidden}
.mn.open{clip-path:circle(150% at calc(100% - 46px) 37px);visibility:visible}
.mn .x{position:absolute;top:13px;right:22px;width:48px;height:48px;border-radius:50%;background:var(--mn-x);color:var(--mn-xInk);font-size:20px;font-family:var(--en);font-weight:700;transition:transform .25s var(--e2)}
.mn .x:active{transform:scale(.9)}
.mn a.mi{display:flex;align-items:baseline;justify-content:space-between;padding:13px 0;border-bottom:2px solid var(--mn-line);opacity:0;transform:translateY(24px);transition:opacity .5s var(--e2),transform .5s var(--e2)}
.mn.open a.mi{opacity:1;transform:none}
.mn a.mi b{font-size:22px;font-weight:900}
.mn a.mi small{font-family:var(--en);font-weight:700;font-size:11px;letter-spacing:.18em}
.mn .mi.cur{background:#0b0b0d;color:var(--gd,#d9b650);border-radius:12px;padding-left:16px;padding-right:16px;border-bottom-color:transparent}
.mn .mi.cur small{color:var(--gd,#d9b650)}
.mn button.mi{display:flex;align-items:baseline;justify-content:space-between;width:100%;padding:14px 0;background:none;border:0;border-bottom:2px solid var(--mn-line);color:inherit;font:inherit;text-align:left;cursor:pointer;opacity:0;transform:translateY(24px);transition:opacity .5s var(--e2),transform .5s var(--e2)}
.mn.open button.mi{opacity:1;transform:none}
.mn button.mi b{font-size:24px;font-weight:900}
.mn button.mi small{font-family:var(--en);font-weight:700;font-size:11px;letter-spacing:.18em;display:flex;align-items:center;gap:10px}
.mn .pm{position:relative;width:12px;height:12px;display:inline-block}
.mn .pm::before,.mn .pm::after{content:"";position:absolute;left:0;top:5.5px;width:12px;height:2px;background:currentColor;transition:transform .3s}
.mn .pm::after{transform:rotate(90deg)}
.mn .dd[aria-expanded=true] .pm::after{transform:rotate(0)}
.mn .msub{display:grid;grid-template-rows:0fr;transition:grid-template-rows .4s cubic-bezier(.2,.8,.2,1)}
.mn .msub.open{grid-template-rows:1fr}
.mn .msub>div{overflow:hidden;display:flex;flex-direction:column;padding-left:18px}
.mn .msub a.mi{padding:10px 0;border-bottom-width:1px}
.mn .msub a.mi b{font-size:18px}
.mn .msub a.mi.cur{padding-left:14px;padding-right:14px;margin:4px 0}
.mn .mcta{margin-top:28px;display:grid;gap:12px}
.mn .m-pill{--m-pill:var(--mn-pill);--m-pillInk:var(--mn-pillInk);--m-arr:var(--mn-arr);--m-arrInk:var(--mn-arrInk)}

/* ================= reveal ================= */
[data-rv]{opacity:0;transition-property:opacity,transform,filter}
[data-rv].in{opacity:1;transform:none;filter:none}
[data-rv="blur"]{transform:translateY(34px);filter:blur(10px);transition-duration:1.1s;transition-timing-function:var(--e1)}
[data-rv="lux"]{transform:translateY(28px);filter:blur(6px);transition-duration:1.4s;transition-timing-function:var(--e8)}
[data-rv="pop"]{transform:translateY(44px) scale(.97);transition-duration:.9s;transition-timing-function:var(--e2)}
[data-rv="up"]{transform:translateY(40px);transition-duration:.9s;transition-timing-function:var(--e2)}

/* ================= STRUCTURE：対応構造 ================= */
.st4-sec{background:var(--bg3);padding:88px 28px 96px;min-height:0}
.st4-grid{margin-top:34px;display:grid;grid-template-columns:1fr 1fr;gap:12px}
.st4-card{position:relative;padding:14px 8px;text-align:center}
.st4-card svg{width:64px;height:64px;display:block;margin:0 auto;stroke:var(--gold);fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.st4-card svg .dr{stroke-dasharray:var(--len,300);stroke-dashoffset:var(--len,300);transition:stroke-dashoffset 1.6s var(--e2)}
.st4-card.in svg .dr,html.static .st4-card svg .dr{stroke-dashoffset:0}
.st4-card b{display:block;margin-top:14px;font-size:18px;font-weight:900;letter-spacing:.04em}
.st4-card small{display:block;margin-top:4px;font-family:var(--en);font-size:10px;letter-spacing:.24em;color:var(--gold)}
.st4-note{margin-top:22px;font-size:13px;line-height:1.9;color:var(--ink2);text-align:center;font-weight:500}
@media (prefers-reduced-motion:reduce){.st4-card svg .dr{stroke-dashoffset:0;transition:none}}
/* ================= PANEL：採用パネル（DMEGC 両面ガラス） ================= */
.pn4-sec{background:#fff;color:#0b0b0d;padding:104px 24px 96px;min-height:0}
.pn4-sec .k-en{color:var(--gd-deep)}.pn4-sec .k-en::before{background:var(--gd-deep)}
.pn4-sec .k-h2 em{color:var(--gd-deep)}
.pn4-sec .k-body{color:#222222;font-weight:500}
.pn4-spec{margin-top:26px;display:grid;grid-template-columns:1fr 1fr;border-top:2px solid #0b0b0d;border-bottom:1px solid #e5e5e5}
.pn4-spec div{padding:16px 4px 14px}
.pn4-spec div+div{border-left:1px solid #e5e5e5;padding-left:16px}
.pn4-spec small{display:block;font-size:11px;font-weight:700;color:#707070;letter-spacing:.08em}
.pn4-spec b{display:block;margin-top:2px;font-family:var(--en);font-weight:800;font-size:40px;line-height:1.1;letter-spacing:-.01em}
.pn4-spec b span{font-size:20px;margin-left:2px}
.pn4-model{margin-top:10px;font-size:11.5px;color:#707070}
/* 分解図 */
.pn4-exp{position:relative;margin:34px auto 6px;width:100%;max-width:360px;aspect-ratio:36/26}
.pn4-exp svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.pn4-exp .ly{transition:transform 1.4s var(--e2)}
.pn4-exp.in .ly1{transform:translateY(-26px)}
.pn4-exp.in .ly3{transform:translateY(26px)}
.pn4-exp .pin{position:absolute;display:flex;align-items:center;gap:6px;font-size:11px;font-weight:700;white-space:nowrap;opacity:0;transition:opacity .6s 1s}
.pn4-exp.in .pin,html.static .pn4-exp .pin{opacity:1}
.pn4-exp .pin i{width:20px;height:20px;border-radius:50%;background:var(--gd);color:#0b0b0d;font-style:normal;font-family:var(--en);font-size:11px;display:grid;place-items:center}
html.static .pn4-exp .ly1{transform:translateY(-26px)}html.static .pn4-exp .ly3{transform:translateY(26px)}
/* 3つの特長 */
.pn4-feats{margin-top:40px;display:grid;gap:14px;list-style:none}
.pn4-feat{padding:24px 20px 22px;border-radius:20px;background:#f4f4f4}
.pn4-feat .no{display:inline-grid;place-items:center;width:26px;height:26px;border-radius:50%;background:var(--gd);font-family:var(--en);font-weight:800;font-size:12px}
.pn4-feat h3{margin-top:12px;font-size:21px;line-height:1.45;font-weight:900}
.pn4-feat h3 small{display:block;font-size:13px;font-weight:700;color:var(--gd-deep);margin-bottom:4px;letter-spacing:.04em}
.pn4-feat p{margin-top:10px;font-size:14px;line-height:1.95;color:#222222;font-weight:500}
.pn4-feat .fig{margin-top:16px;background:#fff;border-radius:14px;padding:14px}
.pn4-feat .fig svg{display:block;width:100%;height:auto}
.pn4-feat .fig figcaption{margin-top:6px;font-size:11px;color:#707070;text-align:center}
.pn4-cmp{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.pn4-cmp figure{margin:0}
.pn4-cmp .lb{display:block;font-size:11px;font-weight:700;text-align:center;margin-bottom:6px}
.pn4-cmp .ng .lb{color:#707070}.pn4-cmp .ok .lb{color:var(--gd-deep)}
.pn4-graph .ln-n,.pn4-graph .ln-p{stroke-dasharray:320;stroke-dashoffset:320;transition:stroke-dashoffset 1.6s var(--e2) .2s}
.pn4-feat.in .pn4-graph .ln-n,.pn4-feat.in .pn4-graph .ln-p,html.static .pn4-graph .ln-n,html.static .pn4-graph .ln-p{stroke-dashoffset:0}
.pn4-src{margin-top:18px;font-size:11px;line-height:1.8;color:#8a8a8a}
.pn4-mk{margin-top:28px;font-size:12.5px;line-height:1.9;color:#555}
.pn4-mk b{color:#0b0b0d}
@media (prefers-reduced-motion:reduce){.pn4-exp .ly,.pn4-graph .ln-n,.pn4-graph .ln-p{transition:none}}
.os-ba{margin-top:44px}
.os-ba-lbl{font-size:20px;font-weight:900;line-height:1.5}
.os-ba-lbl span{display:block;font-family:var(--en);font-weight:500;font-size:11px;letter-spacing:.32em;color:var(--gold);margin-bottom:6px}
.os-ba .ba{margin-top:16px}
/* STRUCTURE：ゴールド地 */
.st4-sec{background:var(--gd)!important;color:#0b0b0d}
.st4-sec .k-en{color:#0b0b0d}.st4-sec .k-en::before{background:#0b0b0d}
.st4-sec .k-h2 em{color:inherit;background:none}
.st4-card svg{stroke:#0b0b0d}
.st4-note{color:#2a2208}
/* ================= 蓄電池：LINEUP／RETROFIT ================= */
.lu-list{margin-top:32px;list-style:none;display:grid;gap:12px}
.lu-card{display:grid;grid-template-columns:96px 1fr;gap:16px;align-items:center;padding:12px;border-radius:20px;background:#f4f4f4}
.lu-ph{width:96px;height:96px;border-radius:14px;overflow:hidden;background:#fff}
.lu-ph img{width:100%;height:100%;object-fit:cover}
.lu-ic{display:grid;place-items:center}
.lu-ic svg{width:48px;height:48px;fill:none;stroke:#8a6d1f;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.lu-tx small{display:block;font-size:11px;font-weight:700;color:#707070}
.lu-tx h3{margin-top:2px;font-size:18px;font-weight:900;line-height:1.35}
.lu-cap{margin-top:6px;font-family:var(--en);font-weight:800;font-size:28px;line-height:1}
.lu-cap span{font-family:var(--jp);font-size:11px;font-weight:700;color:#707070;margin-right:8px;vertical-align:4px}
.lu-cap i{font-style:normal;font-size:14px;margin-left:2px}
.rf-row{margin-top:30px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:4px}
.rf-plus{font-family:var(--en);font-size:30px;font-weight:300}
.rf-en{margin-top:56px}
.rf-area{grid-template-columns:repeat(3,1fr);margin-top:18px;gap:6px}
.rf-area .st4-card b{font-size:14px}
.rf-row .st4-card svg .dr{stroke-dashoffset:0}
.os-video img{width:100%;height:100%;object-fit:cover}
/* 施工までの流れ：ライト地（黒が続かないように） */
.fw-sec.lt{background:#f4f4f4;color:#0b0b0d}
.fw-sec.lt .k-en{color:var(--gd-deep)}.fw-sec.lt .k-en::before{background:var(--gd-deep)}
.fw-sec.lt .k-h2 em{color:var(--gd-deep)}
.fw-sec.lt .fw-rail{background:rgba(11,11,13,.12)}
.fw-sec.lt .fw-rail span{background:#f4f4f4;border-color:var(--gd-deep)}
.fw-sec.lt .fw-rail span.on{background:var(--gd)}
.fw-sec.lt .fw-step .st{color:var(--gd-deep)}
.fw-sec.lt .fw-step p{color:#222222;font-weight:500}
.fw-sec.lt .fw-step .ph{background:#e5e5e5}
/* ================= 共通タイポ ================= */
.k-en{font-family:var(--en);font-weight:500;font-size:12px;letter-spacing:.32em;color:var(--gold);display:flex;align-items:center;gap:10px}
.k-en::before{content:"";width:18px;height:1px;background:var(--gold)}
.k-h2{margin-top:14px;font-size:44px;line-height:1.22;font-weight:900;letter-spacing:.01em}
.k-h2 em{color:var(--gold)}
.k-catch{margin-top:20px;font-size:20px;line-height:1.6;font-weight:700}
.k-body{margin-top:14px;font-size:14.5px;line-height:2;color:var(--ink2);font-weight:500}
.m-lbl{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;background:var(--m-lbl);color:var(--m-lblInk);font-family:var(--en);font-weight:700;font-size:11px;letter-spacing:.18em;line-height:1}
.m-lbl::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--m-lblDot)}
.m-h2{margin-top:18px;font-size:clamp(34px,10vw,46px);line-height:1.22;font-weight:900;letter-spacing:.01em;color:var(--m-ink)}
.m-body{font-size:15px;line-height:2;color:var(--m-body);font-weight:500}
.m-hl{background-image:linear-gradient(var(--m-hl),var(--m-hl));background-repeat:no-repeat;background-size:0% 42%;background-position:0 88%;transition:background-size 1s var(--e2) .35s;padding:0 .04em}
.in .m-hl,.m-hl.in{background-size:100% 42%}
.m-pill{display:inline-flex;align-items:center;justify-content:space-between;gap:16px;min-height:60px;padding:8px 8px 8px 28px;border-radius:999px;background:var(--m-pill);color:var(--m-pillInk);font-weight:700;font-size:15px;letter-spacing:.04em;transition:transform .25s var(--e2),background .25s}
.m-pill .arr{flex:0 0 44px;height:44px;border-radius:50%;background:var(--m-arr);color:var(--m-arrInk);display:grid;place-items:center;overflow:hidden;position:relative}
.m-pill .arr i{font-style:normal;font-family:var(--en);font-weight:800;font-size:18px;transition:transform .45s var(--e2)}
.m-pill .arr i+i{position:absolute;transform:translateX(-160%)}
.m-pill:hover .arr i:first-child{transform:translateX(160%)}
.m-pill:hover .arr i+i{transform:translateX(0)}
.m-pill:active{transform:scale(.96)}
.m-pill.full{display:flex;width:100%}
.k-pill{position:relative;overflow:hidden;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:18px 22px 18px 28px;border-radius:999px;font-weight:700;font-size:15px;letter-spacing:.04em;transition:transform .25s var(--e2),background .3s,color .3s;-webkit-tap-highlight-color:transparent;user-select:none}
.k-pill .ar{flex:0 0 auto;width:34px;height:34px;border-radius:50%;display:grid;place-items:center;font-family:var(--en);font-size:16px;transition:transform .35s var(--e2)}
.k-pill:hover .ar{transform:translateX(4px)}
.k-pill:active{transform:scale(.96)}
.k-pill.gold{background:var(--gold);color:#0b0b0d}
.k-pill.gold .ar{background:#0b0b0d;color:var(--gold)}
.k-ripple{position:absolute;border-radius:50%;background:rgba(255,255,255,.35);transform:scale(0);animation:krip .6s ease-out forwards;pointer-events:none}
@keyframes krip{to{transform:scale(4);opacity:0}}
.k-mq{overflow:hidden;white-space:nowrap;display:flex}
.k-mq .tr{display:flex;flex:0 0 auto;animation:kmq 26s linear infinite}
.k-mq span.w{font-family:var(--en);font-weight:800;padding-right:.6em}
@keyframes kmq{to{transform:translateX(-100%)}}
.note{font-size:11px;line-height:1.7;color:var(--ink3)}
.dm{display:inline-block;padding:1px 8px;border-radius:999px;background:rgba(201,162,63,.9);color:#0b0b0d;font-family:var(--en);font-size:9px;font-weight:700;letter-spacing:.12em;vertical-align:2px}

/* ================= 1 HERO（S1デザイン／高さ440px以内） ================= */
.sh-hero{position:relative;margin-top:-74px;height:min(440px,100svh);overflow:hidden;background:var(--bg)}
.sh-hero video,.sh-hero .poster{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
@media (min-width:860px){.sh-hero{margin-top:0}}
.sh-hero .shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(8,8,10,.62) 0%,rgba(8,8,10,.1) 30%,rgba(8,8,10,.45) 58%,rgba(11,11,13,.95) 100%);pointer-events:none}
.sh-hero .crumb{position:absolute;left:28px;top:92px;font-family:var(--en);font-size:10px;font-weight:500;letter-spacing:.2em;color:rgba(244,241,234,.75)}
.sh-hero .crumb a:hover{color:var(--gold)}
.sh-hero .copy{position:absolute;left:28px;right:28px;bottom:34px}
.sh-hero .en{font-family:var(--en);font-weight:500;font-size:12px;letter-spacing:.4em;color:var(--gold);opacity:0;transition:opacity 1s .1s}
.sh-hero h1{margin-top:10px;font-size:54px;line-height:1.16;font-weight:900;letter-spacing:.02em;text-shadow:0 2px 18px rgba(0,0,0,.45)}
.sh-hero h1 .ln{display:block;overflow:hidden}
.sh-hero h1 .ln>span{display:block;transform:translateY(105%);transition:transform 1.2s cubic-bezier(.2,.8,.2,1)}
.sh-hero .sub{margin-top:14px;font-size:14px;line-height:1.9;font-weight:500;opacity:0;transform:translateY(12px);transition:opacity 1s .7s,transform 1s .7s;text-shadow:0 1px 10px rgba(0,0,0,.6)}
.sh-hero.go .en{opacity:1}
.sh-hero.go h1 .ln>span{transform:none}
.sh-hero.go .sub{opacity:1;transform:none}

/* ================= 3 ビフォーアフター（共通コンポーネント） ================= */
.ba{position:relative;margin-top:32px;border-radius:28px;overflow:hidden;aspect-ratio:3/4;background:#161618;touch-action:pan-y;user-select:none;-webkit-user-select:none;--p:50%}
.ba img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;pointer-events:none}
.ba .bf{clip-path:inset(0 calc(100% - var(--p)) 0 0)}
.ba .tg{position:absolute;top:14px;z-index:2;padding:6px 12px;border-radius:999px;font:700 10px var(--en);letter-spacing:.2em;pointer-events:none}
.ba .tg.b{left:14px;background:rgba(0,0,0,.72);color:#fff}
.ba .tg.a{right:14px;background:var(--gd);color:#000}
.ba .tg small{margin-left:6px;font-family:var(--jp);font-weight:700;letter-spacing:.04em}
.ba .hd-l{position:absolute;top:0;bottom:0;left:var(--p);width:2px;margin-left:-1px;background:#fff;box-shadow:0 0 12px rgba(0,0,0,.4);z-index:2;pointer-events:none}
.ba .knob{position:absolute;top:50%;left:var(--p);z-index:3;width:56px;height:56px;margin:-28px 0 0 -28px;border-radius:50%;background:var(--gd);color:#000;display:grid;place-items:center;font:800 16px var(--en);box-shadow:0 8px 24px rgba(0,0,0,.45);cursor:ew-resize}
.ba .knob::before{content:"‹ ›";letter-spacing:.1em}
.ba input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:ew-resize;z-index:4;margin:0}
.ba.hint{animation:bahint 2.2s var(--e2) .2s}
@keyframes bahint{0%{--p:50%}30%{--p:28%}65%{--p:70%}100%{--p:50%}}
@property --p{syntax:'<percentage>';inherits:true;initial-value:50%}
.ba-meta{margin:16px 8px 0;display:flex;flex-wrap:wrap;gap:6px 14px;font-size:12px;color:var(--ink3)}
.ba-meta b{color:var(--ink);font-weight:700}

/* ================= 4 OKINAWA SPEC（S2） ================= */
.os-sec{background:var(--bg2)}
.os-grid{margin-top:34px;display:grid;grid-template-columns:1fr 1fr;gap:10px}
.os-video{grid-row:span 2;position:relative;border-radius:22px;overflow:hidden;background:#161618;aspect-ratio:9/16}
.os-video video{width:100%;height:100%;object-fit:cover}
.os-video .cap{position:absolute;left:0;right:0;bottom:0;padding:34px 12px 12px;background:linear-gradient(180deg,transparent,rgba(0,0,0,.8));font-size:12px;font-weight:700;line-height:1.5}
.os-video .cap small{display:block;font-family:var(--en);font-size:9.5px;letter-spacing:.2em;color:var(--gold)}
.os-ph{position:relative;border-radius:22px;overflow:hidden;background:#161618;aspect-ratio:1;text-align:left}
.os-ph img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--e2)}
.os-ph .nm{position:absolute;left:10px;bottom:10px;right:10px;font-size:12px;font-weight:700;line-height:1.45;text-shadow:0 1px 8px rgba(0,0,0,.8)}
.os-ph .nm i{font-style:normal;display:inline-grid;place-items:center;width:18px;height:18px;border-radius:50%;background:var(--gold);color:#0b0b0d;font-family:var(--en);font-size:11px;margin-right:4px;vertical-align:1px}
.os-ph .ex{position:absolute;inset:0;padding:14px;background:rgba(11,11,13,.9);font-size:12.5px;line-height:1.8;opacity:0;transition:opacity .35s;display:flex;flex-direction:column;justify-content:flex-end}
.os-ph .ex b{display:block;color:var(--gold);font-size:13px;margin-bottom:4px}
.os-ph.open .ex{opacity:1}
.os-ph.wide{grid-column:span 2;aspect-ratio:16/9}
.os-tags{margin-top:22px;display:flex;flex-wrap:wrap;gap:6px}
.os-tags span{padding:6px 14px;border-radius:999px;border:1px solid var(--gline);font-size:12.5px;font-weight:700}
.os-note{margin-top:14px;font-size:11.5px;color:var(--ink3)}

.chk-note{display:inline-block;margin-top:10px;padding:2px 10px;border-radius:999px;background:rgba(201,162,63,.16);color:var(--gold);font-size:10.5px;font-weight:700;letter-spacing:.04em}

/* ================= 5 沖縄の塩害 ================= */

/* ================= 6 施工までの流れ（スティッキー） ================= */
.fw-sec{position:relative;height:calc(100svh * 5.6);background:var(--bg)}
.fw-stage{position:sticky;top:0;height:100vh;height:100svh;overflow:hidden;padding:92px 24px 96px 64px;display:flex;flex-direction:column}
.fw-head .k-h2{font-size:34px}
.fw-rail{position:absolute;left:30px;top:170px;bottom:120px;width:2px;background:rgba(244,241,234,.12)}
.fw-rail>i{position:absolute;left:0;top:0;width:2px;height:100%;background:var(--gold);transform-origin:top;transform:scaleY(var(--f,0))}
.fw-rail span{position:absolute;left:-5px;width:12px;height:12px;border-radius:50%;background:var(--bg);border:1px solid var(--gold);transition:background .4s,box-shadow .4s}
.fw-rail span.on{background:var(--gold);box-shadow:0 0 12px rgba(201,162,63,.6)}
.fw-view{position:relative;flex:1;margin-top:22px;min-height:0}
.fw-step{position:absolute;inset:0;display:flex;flex-direction:column;opacity:0;transform:translateY(24px);transition:opacity .6s var(--e2),transform .6s var(--e2);pointer-events:none}
.fw-step.on{opacity:1;transform:none;pointer-events:auto}
.fw-step .ph{flex:1;min-height:0;border-radius:22px;overflow:hidden;background:#161618}
.fw-step .ph img{width:100%;height:100%;object-fit:cover;transform:scale(1.08);transition:transform 1.6s var(--e8)}
.fw-step.on .ph img{transform:none}
.fw-step .st{margin-top:16px;font:600 11px var(--en);letter-spacing:.3em;color:var(--gold)}
.fw-step .st b{font-size:28px;font-weight:200;letter-spacing:0;margin-left:4px;vertical-align:-3px}
.fw-step h3{margin-top:2px;font-size:23px;font-weight:900;line-height:1.4}
.fw-step p{margin-top:4px;font-size:14px;line-height:1.85;color:var(--ink2);font-weight:500}

/* ================= 7 業者選びチェック（ライト） ================= */
.ck{display:grid;grid-template-columns:76px 1fr;gap:14px;align-items:center;padding:10px 14px 10px 10px;border-radius:22px;background:#fff;box-shadow:var(--m-shadow)}
.ck .ph{position:relative;width:76px;height:76px;border-radius:16px;overflow:hidden}
.ck .ph img{width:100%;height:100%;object-fit:cover}
.ck .mk{position:absolute;right:4px;bottom:4px;width:26px;height:26px;border-radius:50%;background:var(--gd);display:grid;place-items:center}
.ck .mk svg{width:14px;height:14px}
.ck .mk path{fill:none;stroke:#000;stroke-width:3;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:24;stroke-dashoffset:24;transition:stroke-dashoffset .6s var(--e2) .35s}
.ck.in .mk path{stroke-dashoffset:0}
.ck .q{font-size:12px;font-weight:700;color:var(--m-sub)}
.ck .a{margin-top:2px;font-size:15.5px;font-weight:900;line-height:1.5}
.ck .a em{background:linear-gradient(transparent 60%,var(--gd-mk) 60%)}

/* ================= 8 DIAGNOSIS（S2）：ゴールド地で明暗の緩急 ================= */

/* ================= 9 【固定】施工事例＋ギャラリー ================= */
.wk-sec{background:#0b0b0d;padding-left:22px;padding-right:22px;
  --m-ink:#f4f1ea;--m-sub:rgba(244,241,234,.58);--m-body:rgba(244,241,234,.8);
  --m-acc:#d9b650;--m-accInk:#000;--m-hl:rgba(217,182,80,.45);
  --m-lbl:#d9b650;--m-lblInk:#000;--m-lblDot:#000;
  --m-pill:#d9b650;--m-pillInk:#000;--m-arr:#000;--m-arrInk:#d9b650}
.wk-fix{position:absolute;right:22px;top:118px;font:600 10px var(--en);letter-spacing:.2em;color:var(--ink3)}
.wk-grid{margin-top:26px;display:grid;grid-template-columns:1fr 1fr;gap:18px 12px}
.wk .ph{border-radius:20px;overflow:hidden;aspect-ratio:1;background:#161618}
.wk .ph img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--e2)}
.wk:hover .ph img{transform:scale(1.06)}
.wk .tag{display:inline-block;margin-top:10px;padding:3px 10px;border-radius:999px;background:var(--m-acc);color:var(--m-accInk);font-size:11px;font-weight:700}
.wk .dt{margin-left:6px;font-family:var(--en);font-size:11px;color:var(--m-sub)}
.wk h3{margin-top:6px;font-size:14px;line-height:1.55;font-weight:700;color:var(--m-ink)}
.wk .pl{font-size:11px;color:var(--m-sub)}
.wk-sec .m-pill{margin-top:40px}
.gl-sec{background:var(--bg2)}
.gl-lab{display:flex;align-items:center;gap:12px;font-family:var(--en);font-weight:500;font-size:12px;letter-spacing:.34em;color:var(--gold)}
.gl-lab::after{content:"";height:1px;width:0;background:var(--gold);transition:width 1.2s var(--e1) .2s}
.gl-lab.in::after{width:56px}
.gl-h2{margin-top:18px;font-size:42px;line-height:1.28;font-weight:900;letter-spacing:.02em}
.gl-lead{margin-top:28px;font-size:15px;line-height:2.05;color:var(--ink2);font-weight:500}
.gl-grid{margin:44px -28px 0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:2px}
.gl-grid img{width:100%;aspect-ratio:1;object-fit:cover;background:#161618}
.gl-btn{position:relative;margin-top:48px;display:flex;align-items:center;justify-content:center;gap:12px;padding:20px;border:1px solid var(--gline);font-size:14px;font-weight:700;letter-spacing:.08em;color:var(--gold);overflow:hidden;transition:color .4s;z-index:0}
.gl-btn::before{content:"";position:absolute;inset:0;background:var(--gold);transform:scaleX(0);transform-origin:left;transition:transform .5s var(--e1);z-index:-1}
.gl-btn:hover{color:var(--bg)}
.gl-btn:hover::before{transform:scaleX(1)}

/* ================= 10 CONTACT（C2） ================= */
.ct-sec{overflow:hidden;background:var(--bg2);padding-left:24px;padding-right:24px}
.ct-sec .bgimg{position:absolute;inset:0;background:url(../photos/estimate-bg.webp) center 40%/cover;filter:brightness(.3)}
.ct-sec>*{position:relative}
.ct-sec .k-h2{font-size:48px}
.ct-acts{margin-top:40px;display:flex;flex-direction:column;gap:12px}
.ct-tel{display:flex;align-items:center;justify-content:space-between;padding:16px 24px;border-radius:999px;background:rgba(11,11,13,.6);border:1px solid var(--gline);transition:transform .2s}
.ct-tel:active{transform:scale(.96)}
.ct-tel b{font-family:var(--en);font-size:24px;font-weight:700;letter-spacing:.04em;color:var(--gold)}
.ct-tel small{font-size:11px;color:var(--ink3)}
.ct-sec .k-mq{margin:56px -24px 0}
.ct-sec .k-mq span.w{font-size:54px;line-height:1;color:var(--gold)}

/* ================= FOOTER（04） ================= */
.ft{background:var(--bg2);padding:72px 24px 132px;border-top:1px solid rgba(201,162,63,.2);position:relative;overflow:hidden}
.ft-logo{width:170px}
.ft-addr{margin-top:16px;font-size:12px;line-height:2;color:var(--ink2);font-weight:500}
.ft-nav{margin-top:36px;display:grid;grid-template-columns:1fr 1fr;column-gap:20px}
.ft-nav a{padding:12px 0;border-bottom:1px solid rgba(244,241,234,.08);display:flex;flex-direction:column;transition:color .3s}
.ft-nav a:hover{color:var(--gold)}
.ft-nav b{font:500 14px var(--en);letter-spacing:.12em}
.ft-nav small{font-size:10.5px;color:var(--ink3)}
.ft-giant{margin-top:48px;font:900 76px/.85 var(--en);letter-spacing:-.04em;color:transparent;-webkit-text-stroke:1px rgba(201,162,63,.4);white-space:nowrap;will-change:transform}
.ft-copy{margin-top:24px;font:300 10px var(--en);letter-spacing:.14em;color:var(--ink3)}
@media (min-width:860px){.ft{padding-bottom:72px}}

/* ================= 下固定ナビ（02） ================= */
.fc{position:fixed;z-index:70;left:50%;bottom:calc(12px + env(safe-area-inset-bottom));transform:translate(-50%,0);width:min(calc(100% - 24px),406px);display:grid;grid-template-columns:1fr 1.25fr;gap:6px;padding:6px;border-radius:999px;background:var(--fc-bg);box-shadow:0 12px 30px rgba(0,0,0,.35),inset 0 0 0 1px var(--fc-ring);transition:transform .5s var(--e2)}
.fc.hide{transform:translate(-50%,140%)}
.fc a{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:54px;border-radius:999px;color:var(--fc-ink);font-weight:700;line-height:1.2;transition:transform .2s var(--e2)}
.fc a:active{transform:scale(.95)}
.fc a b{font-family:var(--en);font-size:16px;font-weight:800}
.fc a small{font-size:9px;opacity:.7}
.fc a.est{background:var(--fc-est);color:var(--fc-estInk);font-size:14px}

/* ================= 静止表示・低モーション ================= */
html.static *,html.static *::before,html.static *::after{transition:none!important;animation:none!important}
html.static [data-rv]{opacity:1!important;transform:none!important;filter:none!important}
html.static .sh-hero .en,html.static .sh-hero h1 .ln>span,html.static .sh-hero .sub{opacity:1;transform:none}
html.static .m-hl{background-size:100% 42%}
html.static .gl-lab::after{width:56px}
html.static .ck .mk path{stroke-dashoffset:0}
/* スティッキー演出は静止時に縦並びへ */
html.static .fw-sec{height:auto}
html.static .fw-stage{position:relative;height:auto;padding:112px 24px 80px 64px}
html.static .fw-view{flex:none}
html.static .fw-step{position:relative;inset:auto;opacity:1;transform:none;margin-bottom:34px}
html.static .fw-step .ph{flex:none;aspect-ratio:4/3}
html.static .fw-step .ph img{transform:none}
html.static .fw-rail>i{transform:none}
html.static .fw-rail span{display:none}


.pg{position:relative;padding:76px 28px;--t:var(--ink);--t2:var(--ink2);--ln:var(--line);--ac:var(--gold);background:var(--bg);color:var(--t);font-family:var(--jp)}
.pg.lt{--t:#111;--t2:#222;--ln:rgba(0,0,0,.14);--ac:var(--gd-deep);background:var(--m-bg2)}
.pg .en{font-family:var(--en);font-weight:700;font-size:11px;letter-spacing:.26em;color:var(--ac)}
.pg h2{margin-top:12px;font-size:clamp(27px,8vw,36px);line-height:1.32;font-weight:900}
.pg h3{margin-top:28px;font-size:20px;line-height:1.5;font-weight:700}
.pg p.tx{margin-top:18px;font-size:15px;line-height:2;color:var(--t2);font-weight:500}
.pg dl{margin-top:26px}.pg dl>div{display:grid;grid-template-columns:92px 1fr;gap:14px;padding:16px 0;border-top:1px solid var(--ln);font-size:14px;line-height:1.8}
.pg dl>div:last-child{border-bottom:1px solid var(--ln)}.pg dt{font-weight:700;color:var(--ac)}
.pg-btn{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:56px;margin-top:14px;padding:8px 8px 8px 24px;border-radius:999px;background:#000;color:#fff!important;font-weight:700;font-size:14px}
.pg-btn.gd{background:var(--gd);color:#000!important}.pg-btn span{display:grid;place-items:center;width:40px;height:40px;border-radius:50%;background:var(--gd);color:#000}
.pg-img{width:100%;display:block;border-radius:18px;object-fit:cover}
.pg-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin-top:26px}.pg-strip img{width:100%;aspect-ratio:1;object-fit:cover;border-radius:12px;display:block}
.pg-strip.g4{grid-template-columns:1fr 1fr}
.wkg{margin:0 -28px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:2px}.wkg img{width:100%;aspect-ratio:1;object-fit:cover;display:block}
.cred article{display:grid;grid-template-columns:54px 1fr;gap:12px;padding:22px 0;border-top:1px solid var(--ln);font-size:15px;line-height:1.9}
.cred b{font-family:var(--en);font-size:30px;font-weight:300;color:var(--ac)}
.orig{text-align:center}.orig .kj{margin-top:26px;font-size:60px;font-weight:900;letter-spacing:.3em;padding-left:.3em;color:var(--gold)}
.map{margin-top:24px;border-radius:18px;overflow:hidden;aspect-ratio:4/3;background:#151517}.map iframe{width:100%;height:100%;border:0}
.cats{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}.cats a,.pgn a,.pgn span{padding:9px 16px;border:1px solid var(--ln);border-radius:999px;font-size:13px;color:var(--t)!important}
.cl{display:grid;grid-template-columns:104px 1fr;gap:14px;padding:16px 0;border-top:1px solid var(--ln);color:var(--t)!important}.cl img{width:104px;height:104px;border-radius:12px;object-fit:cover}
.cl small{color:var(--ac);font-size:11.5px;font-weight:700}.cl p{margin-top:6px;font-size:14px;line-height:1.7;font-weight:700}
.cf{display:block;margin-top:26px;color:var(--t)!important}.cf img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:18px}.cf .nw{display:inline-block;margin:14px 0 0;padding:3px 10px;background:var(--gd);color:#000;font-size:11px;font-weight:700;border-radius:999px}
.cf p{margin-top:10px;font-size:18px;line-height:1.6;font-weight:900}
.pgn{display:flex;flex-wrap:wrap;gap:8px;margin-top:32px}.pgn span{background:var(--gd);color:#000!important;border-color:var(--gd)}
.qa article{padding:24px 0;border-top:1px solid var(--ln)}.qa h3{margin:0;font-size:17px}.qa h3 span{font-family:var(--en);color:var(--ac);margin-right:8px}.qa p{margin-top:10px;font-size:14.5px;line-height:1.95;color:var(--t2);font-weight:500}
.idx{margin-top:14px;list-style:none;padding:0}.idx li{border-top:1px solid var(--ln)}.idx a{display:block;padding:13px 0;font-size:14px;color:var(--t)!important}
.cm{margin-top:20px;padding:26px;border-radius:18px;background:#fff;color:#222;font-size:14.5px;line-height:2}
.tel-b{display:flex;flex-direction:column;align-items:center;gap:4px;padding:22px;border-radius:24px;background:#000;color:#fff!important}.tel-b b{font-family:var(--en);font-size:30px;color:var(--gd)}.tel-b small{opacity:.7}
.warn{margin-top:20px;padding:16px 18px;border:1px solid var(--gline);border-radius:14px;font-size:13px;line-height:1.8;color:var(--ink2);font-weight:500}.warn b{color:var(--gold)}
.ff label,.ff .fl{display:block;margin-top:20px;font-size:13px;font-weight:700}.ff .rq{margin-left:8px;padding:2px 8px;border-radius:999px;background:var(--gd);color:#000;font-size:10px}
.ff input[type=text],.ff input[type=tel],.ff input[type=email],.ff select,.ff textarea{display:block;width:100%;margin-top:8px;padding:14px;border:1px solid var(--line);border-radius:12px;background:#151517;color:var(--ink);font:400 15px var(--jp)}
.ff .hp{position:absolute;left:-9999px}.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}
.chips button{padding:10px 16px;border:1px solid var(--line);border-radius:999px;background:none;color:var(--ink);font:500 13px var(--jp);cursor:pointer}.chips button.on{background:var(--gd);color:#000;border-color:var(--gd)}
.ff .ck{display:flex;gap:10px;align-items:flex-start;font-weight:400}.ff .ck input{margin-top:5px}
.ff .sub{width:100%;margin-top:24px;padding:18px;border:0;border-radius:999px;background:var(--gd);color:#000;font:700 15px var(--jp);cursor:pointer}.ff .sub:disabled{opacity:.4;cursor:not-allowed}
.ff .ok{margin-top:18px;color:var(--gold);font-size:14px;line-height:1.8}.ff .note{margin-top:14px;font-size:11.5px;color:var(--ink3)}