/* SDCプラズマ真空熱処理装置 特設ページ（LP）
   トンマナはコーポレートサイトと同じ（SDCブルー1色＋ネイビー＋白、Oswald／Noto Serif JP／Noto Sans JP）
   ルール：影・グラデーション・装飾の罫線なし。線は表の行・タブの下線・グラフの目盛りだけ。
   クラス名はすべて lp- で始め、サイト共通の部品と重ならないようにする */

.lp section[id]{scroll-margin-top:96px}
.lp .note{max-width:none}

/* ---------- 見出し ---------- */
.lp-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,500px);column-gap:60px;margin-bottom:60px}
.lp-head>*{grid-column:1}
.lp-head .h2{margin-top:22px}
.lp-head>.lead-p{grid-column:2;grid-row:1/span 3;align-self:end;margin:0}
.lp-head.row{display:flex;justify-content:space-between;align-items:flex-end;gap:24px 60px}
.lp-head.row .h2{margin-top:0;text-align:left}
.lp-head.row .lead-p{margin-top:0;max-width:520px}
.fit .ln{display:block;white-space:nowrap}
.lp-sub-h{font-weight:700;font-size:21px;line-height:1.5;color:var(--navy);margin:0 0 22px}

/* ---------- 01 MV ---------- */
.lpmv{position:relative;height:calc(100svh - 86px);min-height:640px;max-height:980px;background:var(--navy);color:var(--white);overflow:hidden}
.lpmv-ph{position:absolute;inset:0;overflow:hidden}
.lpmv-ph img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:60% 50%;animation:lpzoom 9s cubic-bezier(.2,.8,.2,1) both}
.lpmv-ph .sp{display:none}
.lpmv-ph::after{content:"";position:absolute;inset:0;background:var(--navy);mix-blend-mode:multiply;opacity:.34}
@keyframes lpzoom{from{transform:scale(1.08)}to{transform:scale(1)}}
.lpmv-in{position:relative;z-index:2;height:100%;max-width:1440px;display:flex;align-items:center}
.lpmv-copy{width:min(840px,58vw);padding-bottom:96px}
.lpmv-kick{font-family:var(--f-en);font-weight:600;font-size:14px;letter-spacing:.28em;color:#9fc0ee;line-height:1.5}
.lpmv-name{display:inline-block;margin-top:18px;font-weight:700;font-size:16px;letter-spacing:.12em;line-height:1.7;background:var(--blue);padding:3px 14px;border-radius:4px}
.lpmv-h{font-family:var(--f-serif);font-weight:900;font-size:min(4.2vw,7svh,64px);line-height:1.38;letter-spacing:.02em;margin-top:20px}
.lpmv-h .sp-br{display:none}
.lpmv-lead{font-size:17px;line-height:2.05;margin-top:22px;color:#e8f0fa}
.lpmv-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px}
.lpmv-chips li{background:var(--white);color:var(--navy);font-weight:700;font-size:14px;letter-spacing:.04em;line-height:1.6;padding:6px 14px;border-radius:4px}
.lpmv-btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.lpmv-card{position:absolute;z-index:3;right:max(40px,calc((100vw - 1440px) / 2 + 40px));bottom:118px;width:410px;display:grid;grid-template-columns:104px minmax(0,1fr) 40px;gap:16px;align-items:center;background:var(--white);color:var(--navy);border-radius:14px;padding:12px 16px 12px 12px}
.lpmv-card-ph{display:block;aspect-ratio:4/3;border-radius:8px;overflow:hidden;background:var(--steel)}
.lpmv-card-ph img{width:100%;height:100%;object-fit:cover}
.lpmv-card-tx b{display:block;font-family:var(--f-en);font-weight:600;font-size:13px;letter-spacing:.22em;color:var(--blue);line-height:1.4}
.lpmv-card-tx .t{display:block;font-weight:700;font-size:16px;line-height:1.5}
.lpmv-card-tx .d{display:block;font-size:13px;color:var(--mute);line-height:1.6}
.lpmv-card:hover .t{color:var(--blue)}
.lpmv-note{position:absolute;z-index:3;left:max(40px,calc((100vw - 1440px) / 2 + 40px));bottom:84px;font-size:12px;color:#cfe0f7;letter-spacing:.06em}
.lpmv-wave{position:absolute;left:0;right:0;bottom:-1px;width:100%;height:120px;z-index:1}
@media (prefers-reduced-motion:reduce){.lpmv-ph img{animation:none}}

/* ---------- 02 PRINCIPLE ---------- */
.lp-prin-grid{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:40px;align-items:start}
.lp-flow{margin:0;background:var(--navy);color:var(--white);border-radius:28px;padding:28px 30px 30px}
.lp-flow-tabs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.lp-flow-tabs button{display:block;text-align:left;background:var(--navy-2);color:#cfe0f7;border:0;border-radius:10px;padding:12px 14px 13px;font-weight:700;font-size:14px;line-height:1.5;cursor:pointer;min-height:44px;transition:background .25s,color .25s}
.lp-flow-tabs button span{display:block;font-family:var(--f-en);font-weight:600;font-size:13px;letter-spacing:.18em;color:#9fc0ee}
.lp-flow-tabs button[aria-selected="true"]{background:var(--blue);color:var(--white)}
.lp-flow-tabs button[aria-selected="true"] span{color:#cfe0f7}
.lp-flow-svg{display:block;width:100%;height:auto;margin-top:18px}
.lp-flow .gas circle{fill:#cfe0f7;transform-box:fill-box;transform-origin:center;animation:lpdrift 2.6s ease-in-out infinite alternate;transition:fill .5s}
.lp-flow .gas circle:nth-child(2n){animation-duration:3.1s;animation-delay:-.8s}
.lp-flow .gas circle:nth-child(3n){animation-duration:2.2s;animation-delay:-1.4s}
@keyframes lpdrift{from{transform:translate(-6px,-4px)}to{transform:translate(6px,5px)}}
.lp-flow .glow{opacity:0;transition:opacity .7s}
.lp-flow .lay{opacity:0;transition:opacity 1s .6s}
.lp-flow .gas{transition:opacity .6s}
.lp-flow .ion circle{fill:var(--white);opacity:0}
.lp-flow[data-step="2"] .glow,.lp-flow[data-step="3"] .glow{opacity:.8}
.lp-flow[data-step="2"] .gas circle{fill:#7fd0f5}
.lp-flow[data-step="3"] .gas{opacity:.3}
.lp-flow[data-step="3"] .lay{opacity:1}
.lp-flow[data-step="3"] .ion circle{animation:lpdive 1.8s cubic-bezier(.4,0,.2,1) infinite}
.lp-flow[data-step="3"] .ion circle:nth-child(2n){animation-delay:.45s}
.lp-flow[data-step="3"] .ion circle:nth-child(3n){animation-delay:.9s}
@keyframes lpdive{0%{opacity:0;transform:translateY(-60px)}25%{opacity:1}75%{opacity:1;transform:translateY(52px)}100%{opacity:0;transform:translateY(64px)}}
.lp-flow .lbl>g{opacity:.32;transition:opacity .5s}
.lp-flow[data-step="1"] .l-gas,.lp-flow[data-step="2"] .l-glow,.lp-flow[data-step="3"] .l-lay,.lp-flow[data-step="3"] .l-core{opacity:1}
.lp-flow-key{display:none}
.lp-flow-cap{margin-top:14px;min-height:5.8em}
.lp-flow-cap p{display:none;font-size:15px;line-height:1.95;color:#e3ecf8}
.lp-flow[data-step="1"] [data-cap="1"],.lp-flow[data-step="2"] [data-cap="2"],.lp-flow[data-step="3"] [data-cap="3"]{display:block}
.lp-real{margin:0}
.lp-real-ph{aspect-ratio:4/3;border-radius:28px;overflow:hidden;background:var(--navy)}
.lp-real-ph img{width:100%;height:100%;object-fit:cover}
.lp-real figcaption{font-size:14px;line-height:1.85;color:var(--mute);margin-top:16px}
.lp-real figcaption b{display:block;font-size:17px;color:var(--navy);margin-bottom:4px}

.lp-vs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:96px}
.lp-vs-col{background:var(--pale);color:var(--navy);border-radius:28px;padding:34px 36px 36px}
.lp-vs-col.on{background:var(--navy);color:var(--white)}
.lp-vs-k{font-weight:700;font-size:14px;letter-spacing:.1em;color:var(--blue)}
.lp-vs-col.on .lp-vs-k{color:#9fc0ee}
.lp-vs-h{font-family:var(--f-serif);font-weight:900;font-size:clamp(22px,2.2vw,30px);line-height:1.55;margin-top:10px}
.lp-vs-h em{font-style:normal;color:var(--blue)}
.lp-vs-col.on .lp-vs-h em{color:#9fc0ee}
.lp-vs svg{display:block;width:100%;max-width:420px;height:auto;margin:24px 0 20px;border-radius:6px}
.lp-vs ul{display:grid;gap:8px}
.lp-vs li{position:relative;padding-left:22px;font-size:15px;line-height:1.8}
.lp-vs li::before{content:"";position:absolute;left:2px;top:.72em;width:9px;height:9px;border-radius:50%;background:var(--blue)}
.lp-vs-col.on li::before{background:#9fc0ee}

.lp-four{margin-top:100px}
.lp-four-h{font-family:var(--f-serif);font-weight:900;font-size:clamp(24px,2.4vw,34px);line-height:1.5;color:var(--navy);margin-bottom:30px}
.lp-four-list{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.lp-four-list figure{margin:0;aspect-ratio:1/1;border-radius:20px;overflow:hidden;background:var(--navy)}
.lp-four-list img{width:100%;height:100%;object-fit:cover}
.lp-four-list .en{display:block;font-family:var(--f-en);font-weight:600;font-size:12px;letter-spacing:.2em;color:var(--blue);margin-top:18px;line-height:1.4}
.lp-four-list b{display:block;font-size:20px;color:var(--navy);margin-top:4px;line-height:1.5}
.lp-four-list p{font-size:14px;line-height:1.85;color:var(--mute);margin-top:6px}

/* ---------- 03 SOLUTION ---------- */
.lp-sol-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.lp-sol-grid li{display:flex;flex-direction:column;background:var(--white);border-radius:20px;padding:30px 30px 28px}
.lp-sol-grid svg{width:52px;height:52px;color:var(--blue)}
.lp-sol-grid .lp-q{font-family:var(--f-serif);font-weight:900;font-size:20px;line-height:1.6;color:var(--navy);margin:18px 0 12px;word-break:auto-phrase;text-wrap:balance}
.lp-sol-grid .lp-a{font-weight:700;font-size:15px;line-height:1.8;color:var(--blue);margin-bottom:20px}
.lp-sol-grid .more{margin-top:auto;font-size:14px;gap:12px}
.lp-sol-grid .more .arr{width:32px;height:32px;font-size:12px}

/* ---------- 04 NUMBERS ---------- */
.lp-num-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.lp-nc{position:relative;background:var(--blue);color:var(--white);border-radius:20px;padding:28px 26px 30px}
.lp-nc .lb{display:inline-block;background:var(--white);color:var(--blue);font-weight:700;font-size:13px;letter-spacing:.08em;line-height:1.8;padding:1px 12px;border-radius:4px}
.lp-nc svg{position:absolute;right:22px;top:22px;width:40px;height:40px;color:var(--white)}
.lp-nc .v{display:block;font-family:var(--f-serif);font-weight:900;font-size:20px;line-height:1;margin:36px 0 14px;white-space:nowrap}
.lp-nc .v b{font-family:var(--f-en);font-weight:700;font-size:clamp(46px,4.4vw,68px);letter-spacing:.01em;margin:0 4px}
.lp-nc .v small{font-size:20px}
.lp-nc p{font-size:14px;line-height:1.85;color:#e3ecf8}

/* ---------- 05 HARDNESS ---------- */
.lp-hard-tabs{display:flex;gap:6px 36px;border-bottom:1px solid var(--line)}
.lp-hard-tabs button{background:none;border:0;border-bottom:3px solid transparent;margin-bottom:-1px;padding:14px 0 12px;font-weight:700;font-size:16px;color:var(--navy);cursor:pointer;min-height:44px;white-space:nowrap}
.lp-hard-tabs button:hover{color:var(--blue)}
.lp-hard-tabs button[aria-selected="true"]{color:var(--blue);border-bottom-color:var(--blue)}
.lp-hard-panel{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:44px;margin-top:34px;align-items:start}
.lp-chart{background:var(--white);border-radius:24px;padding:26px 26px 22px}
.lp-chart-svg{display:block;width:100%;height:auto}
.lp-chart-svg .grid line{stroke:#e2e8f0;stroke-width:1}
.lp-chart-svg .ax text{font-family:var(--f-en);font-size:13px;fill:var(--mute)}
.lp-chart-svg .ax .t{font-family:var(--f-sans);font-weight:700;font-size:13px;fill:var(--navy)}
.lp-chart-svg .ann{font-family:var(--f-sans);font-weight:700;font-size:13px;fill:var(--blue)}
.lp-chart-svg .ln{fill:none;stroke-width:3.2;stroke-linejoin:round;stroke-linecap:round}
.lp-chart-svg .pt{fill:var(--white);stroke-width:2.6}
.lp-chart-legend{display:flex;flex-wrap:wrap;gap:6px 22px;margin-top:10px;font-size:13px;font-weight:700;color:var(--navy)}
.lp-chart-legend span{display:inline-flex;align-items:center;gap:8px}
.lp-chart-legend i{display:inline-block;width:22px;height:4px;border-radius:2px}
.lp-hard-tx .m{font-weight:700;font-size:16px;color:var(--blue);letter-spacing:.06em}
.lp-hard-tx .big{font-family:var(--f-serif);font-weight:900;font-size:clamp(38px,3.8vw,56px);line-height:1.25;color:var(--navy);margin-top:6px}
.lp-hard-tx .d{font-size:16px;line-height:2;margin-top:14px}
.lp-hard-tx .ph{margin:24px 0 0}
.lp-hard-tx .ph img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:16px;background:var(--navy)}
.lp-hard-tx .ph figcaption{font-size:13px;line-height:1.7;color:var(--mute);margin-top:8px}
.lp-hard-tx .src{font-size:12px;line-height:1.7;color:var(--mute);margin-top:14px}
.lp-hv{margin-top:30px;max-width:820px}
.lp-hv summary{cursor:pointer;font-weight:700;font-size:15px;color:var(--blue);min-height:44px;display:flex;align-items:center}
.lp-hv p{font-size:15px;line-height:1.95}

/* ---------- 06 STRENGTHS（スクロールで積み重なるカード） ---------- */
.lp-stack{display:grid;gap:40px}
.lp-card{position:sticky;top:104px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);min-height:460px;background:var(--pale);border-radius:32px;overflow:hidden;transform-origin:50% 0;transform:scale(calc(1 - var(--p,0) * .05));filter:brightness(calc(1 - var(--p,0) * .22))}
.lp-card:nth-child(2){top:124px}.lp-card:nth-child(3){top:144px}.lp-card:nth-child(4){top:164px}.lp-card:nth-child(5){top:184px}.lp-card:nth-child(6){top:204px}
.lp-card-ph{margin:0;position:relative;background:var(--navy);min-height:100%}
.lp-card-ph>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.lp-card-ph.real{background:var(--navy);display:flex;flex-direction:column;justify-content:center;padding:32px}
.lp-card-ph.real>img{position:static;height:auto;object-fit:contain;border-radius:8px}
.lp-card-ph figcaption{font-size:13px;color:#c9d6e8;margin-top:12px;line-height:1.7}
.lp-card-ph.two{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-content:center}
.lp-card-ph.two span{display:block}
.lp-card-ph.two img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:8px}
.lp-card-ph.two i{display:block;font-style:normal;font-weight:700;font-size:14px;color:var(--white);margin-top:8px;text-align:center}
.lp-card-ph.dg{background:var(--navy);display:flex;flex-direction:column;justify-content:center;padding:36px}
.lp-card-ph.dg>svg{display:block;width:100%;height:auto}
.lp-card-ph.dg.two{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-content:center}
.lp-card-ph.dg.two svg{display:block;width:100%;height:auto;border-radius:8px}
.lp-card-ph.dg.two figcaption{grid-column:1/-1}
.lp-card-ph.dg figcaption b{display:block;font-size:12px;letter-spacing:.14em;color:#9fc0ee}
.lp-card-tx{padding:52px 52px 50px}
.lp-card-tx .n{display:block;font-family:var(--f-en);font-weight:700;font-size:56px;line-height:1;color:var(--blue)}
.lp-card-tx h3{font-family:var(--f-serif);font-weight:900;font-size:clamp(24px,2.4vw,34px);line-height:1.5;color:var(--navy);margin:18px 0 18px}
.lp-card-tx p{font-size:16px;line-height:2}
.lp-card-tx .memo{font-size:13px;line-height:1.8;color:var(--mute);margin-top:22px}
.lp-card-tx .memo b{display:block;font-size:12px;letter-spacing:.12em;color:var(--blue)}

/* ---------- 07 MATERIALS ---------- */
.lp-mat .lead-p{color:#e3ecf8}
.lp-mat-rail{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;max-width:var(--wrap);margin:0 auto;padding:0 40px}
.lp-mc{background:var(--navy-2);border-radius:22px;overflow:hidden;display:flex;flex-direction:column}
.lp-mc figure{margin:0;aspect-ratio:4/3;overflow:hidden;background:var(--navy)}
.lp-mc img{width:100%;height:100%;object-fit:cover}
.lp-mc .tx{padding:22px 24px 26px;display:flex;flex-direction:column;flex:1}
.lp-mc h3{font-weight:700;font-size:21px;line-height:1.5;color:var(--white)}
.lp-mc .g{font-size:13px;line-height:1.75;color:#9fc0ee;margin-top:6px}
.lp-mc .u{font-size:14px;line-height:1.8;color:#d9e2ee;margin-top:10px;flex:1}
.lp-mc .pr{display:flex;flex-wrap:wrap;gap:6px;margin-top:16px}
.lp-mc .pr li{background:var(--blue);color:var(--white);font-weight:700;font-size:13px;line-height:1.8;padding:1px 12px;border-radius:4px}
.lp-acc{margin-top:44px}
.lp-acc summary{cursor:pointer;display:flex;align-items:center;gap:12px;min-height:48px;font-weight:700;font-size:16px;color:var(--white)}
.lp-acc summary::after{content:"+";display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:50%;background:var(--blue);color:var(--white);font-size:18px;flex:none}
.lp-acc[open] summary::after{content:"−"}
.lp-tbl-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
.lp-acc .lp-tbl-wrap{background:var(--white);color:var(--ink);border-radius:18px;padding:10px 26px;margin-top:16px}
.lp-tbl{width:100%;min-width:640px;border-collapse:collapse;font-size:14px;line-height:1.75}
.lp-tbl th,.lp-tbl td{text-align:left;vertical-align:top;padding:12px 14px 12px 0;border-bottom:1px solid var(--line);color:var(--ink)}
.lp-tbl thead th{font-size:13px;color:var(--blue);letter-spacing:.06em}
.lp-tbl tbody th{font-weight:700;color:var(--navy);white-space:nowrap}
.lp-tbl tr:last-child td,.lp-tbl tr:last-child th{border-bottom:0}

/* ---------- 08 ECO ---------- */
.lp-eco-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.lp-eco-grid li{background:var(--pale);border-radius:22px;padding:30px 26px 30px}
.lp-eco-grid .ic{display:flex;align-items:center;justify-content:center;width:68px;height:68px;border-radius:50%;background:var(--white)}
.lp-eco-grid svg{width:38px;height:38px;color:var(--blue)}
.lp-eco-grid b{display:block;font-size:18px;line-height:1.55;color:var(--navy);margin-top:18px}
.lp-eco-grid p{font-size:14px;line-height:1.85;margin-top:8px}

.lp-tl{margin:72px 0 0;background:var(--navy);color:var(--white);border-radius:30px;padding:40px 44px 36px}
.lp-tl-h{display:flex;flex-wrap:wrap;align-items:baseline;gap:6px 18px}
.lp-tl-h b{font-family:var(--f-serif);font-weight:900;font-size:clamp(22px,2.2vw,30px);line-height:1.4}
.lp-tl-h span{font-size:14px;color:#9fc0ee;font-weight:700}
.lp-tl-h .key{display:inline-flex;align-items:center;gap:8px;color:#d9e2ee;margin-left:auto}
.lp-tl-h .key i{display:inline-block;width:22px;height:14px;border-radius:3px;background:#244a7a}
.lp-tl-bar{display:flex;gap:4px;margin-top:28px}
.lp-tl-bar li{flex:var(--h) 1 0;min-width:0}
.lp-tl-bar button{width:100%;height:100%;min-height:64px;display:flex;flex-direction:column;justify-content:center;align-items:flex-start;gap:2px;text-align:left;background:var(--navy-2);color:#cfe0f7;border:0;border-radius:8px;padding:10px 12px;cursor:pointer;transition:background .3s,color .3s}
.lp-tl-bar li.gas button{background:#244a7a}
.lp-tl-bar button b{font-size:14px;line-height:1.4;color:var(--white);white-space:nowrap}
.lp-tl-bar button span{font-family:var(--f-en);font-weight:500;font-size:13px;letter-spacing:.06em}
.lp-tl-bar li.on button{background:var(--white);color:var(--blue)}
.lp-tl-bar li.on button b{color:var(--navy)}
.lp-tl-track{position:relative;height:4px;border-radius:2px;background:var(--navy-2);margin-top:14px}
.lp-tl-track .dot{position:absolute;top:50%;left:var(--x,0%);width:16px;height:16px;margin:-8px 0 0 -8px;border-radius:50%;background:var(--white)}
.lp-tl-cap{margin-top:20px;min-height:4.2em}
.lp-tl-cap p{display:none;font-size:15px;line-height:1.9;color:#e3ecf8}
.lp-tl-cap p.on{display:block}
.lp-tl-cap b{display:block;font-size:17px;color:var(--white)}
.lp-tl .note{color:#c9d6e8;margin-top:18px}

/* ---------- 09 LINEUP ---------- */
.lp-size{margin:0;background:var(--white);border-radius:28px;padding:32px 40px 28px}
.lp-size-svg{display:block;width:100%;max-width:820px;height:auto;margin:0 auto}
.lp-size-svg .bx{cursor:pointer;transition:opacity .3s}
.lp-size-svg .bx .f{fill:var(--blue)}
.lp-size-svg .bx .t{fill:#5d89cc}
.lp-size-svg .bx .s{fill:#2f6bc0}
.lp-size-svg .bx text{font-family:var(--f-en);font-weight:600;font-size:15px;letter-spacing:.04em;fill:var(--navy)}
.lp-size-svg .h{font-family:var(--f-sans);font-weight:700;font-size:13px;fill:var(--mute)}
.lp-size-svg.has-on .bx:not(.on){opacity:.28}
.lp-size figcaption{font-size:13px;line-height:1.8;color:var(--mute);text-align:center;margin-top:10px}
.lp-models{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:24px}
.lp-model{background:var(--white);border-radius:24px;overflow:hidden;display:flex;flex-direction:column;transition:transform .25s}
.lp-model.on{transform:translateY(-4px)}
.lp-model figure{margin:0;aspect-ratio:4/3;overflow:hidden;background:var(--white)}
.lp-model figure img{width:100%;height:100%;object-fit:cover}
.lp-model figure.noimg{background:var(--pale);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px}
.lp-model figure.noimg svg{width:56%;height:auto}
.lp-model figure.noimg figcaption{font-size:13px;font-weight:700;color:var(--mute)}
.lp-model .tx{padding:24px 28px 30px}
.lp-model .nm{font-family:var(--f-en);font-weight:700;font-size:44px;line-height:1;color:var(--navy);letter-spacing:.02em}
.lp-model .nm span{font-size:22px;color:var(--blue);margin-right:2px}
.lp-model .like{font-family:var(--f-serif);font-weight:900;font-size:19px;line-height:1.6;color:var(--blue);margin-top:14px}
.lp-model .like small{display:inline-block;white-space:nowrap;font-family:var(--f-sans);font-weight:700;font-size:13px;color:var(--mute);margin-left:4px}
.lp-model dl{margin-top:16px}
.lp-model dl div{display:flex;justify-content:space-between;gap:12px;padding:10px 0;border-top:1px solid var(--line);font-size:14px}
.lp-model dt{color:var(--mute)}
.lp-model dd{font-weight:700;color:var(--navy);font-family:var(--f-en);font-size:16px;letter-spacing:.03em}
.lp-model .use{font-size:14px;line-height:1.8;margin-top:12px}
.lp-model .use b{display:block;font-size:12px;letter-spacing:.12em;color:var(--blue)}
.lp-line .lp-sub-h{margin-top:80px}
.lp-spec{width:100%;min-width:720px;border-collapse:collapse;background:var(--white);border-radius:22px;overflow:hidden;font-size:15px;line-height:1.85}
.lp-spec th,.lp-spec td{text-align:left;vertical-align:top;padding:18px 24px;border-bottom:1px solid var(--line)}
.lp-spec thead th{background:var(--navy);color:var(--white);font-size:14px;letter-spacing:.08em;border-bottom:0}
.lp-spec tbody th{width:150px;font-weight:700;color:var(--navy)}
.lp-spec tbody td:nth-child(2){width:38%}
.lp-spec tbody td:last-child{background:var(--pale);color:var(--navy);font-weight:700}
.lp-spec tbody tr:last-child th,.lp-spec tbody tr:last-child td{border-bottom:0}
.lp-struct{display:grid;grid-template-columns:minmax(0,6fr) minmax(0,5fr);gap:48px;align-items:center;margin-top:80px}
.lp-struct-fig{background:var(--white);border-radius:28px;padding:28px}
.lp-struct-fig svg{display:block;width:100%;height:auto}
.lp-struct-hint{display:none;font-size:12px;color:var(--mute);margin-bottom:6px}
.lp-struct-tx .lp-sub-h{margin:0 0 10px}
.lp-struct-tx>p{font-size:16px;line-height:2}
.lp-legend{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 26px;margin-top:22px}
.lp-legend li{display:grid;grid-template-columns:28px minmax(0,1fr);gap:10px;align-items:start;font-size:13px;line-height:1.65;color:var(--mute)}
.lp-legend>li>span{display:inline-flex;align-items:center;justify-content:center;width:26px;height:26px;border-radius:50%;background:var(--blue);color:var(--white);font-family:var(--f-en);font-weight:600;font-size:12px}
.lp-legend b{display:block;font-size:15px;color:var(--navy)}

/* ---------- 10 WORKS ---------- */
.lp-own{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-bottom:72px}
.lp-own-i{display:grid;grid-template-columns:120px minmax(0,1fr) auto;gap:18px;align-items:center;background:var(--pale);border-radius:18px;padding:12px 18px 12px 12px;color:var(--navy)}
.lp-own-i .ph{display:block;aspect-ratio:4/3;background:var(--white);border-radius:10px;overflow:hidden}
.lp-own-i .ph img{width:100%;height:100%;object-fit:contain;padding:6px}
.lp-own-i .ph.dk{background:var(--navy)}
.lp-own-i .ph.dk img{object-fit:cover;padding:0}
.lp-own-i b{display:block;font-size:16px;line-height:1.55}
.lp-own-i small{display:block;font-family:var(--f-en);font-size:13px;letter-spacing:.06em;color:var(--mute)}
.lp-own-i .arr{width:34px;height:34px;font-size:13px}
a.lp-own-i:hover b{color:var(--blue)}
.lp-ind{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:20px}
.lp-ind figure{margin:0}
.lp-ind .ph{display:block;aspect-ratio:4/3;border-radius:14px;overflow:hidden;background:var(--navy)}
.lp-ind img{width:100%;height:100%;object-fit:cover}
.lp-ind figcaption{font-weight:700;font-size:15px;line-height:1.6;color:var(--navy);margin-top:12px}

/* ---------- 11 STORY ---------- */
.lp-story-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:70px;align-items:start}
.lp-story .h2{margin-top:22px}
.lp-story-tx p{font-size:16px;line-height:2.15;color:#eaf2fc;margin-bottom:18px}
.lp-years{position:relative;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:24px;margin-top:80px;padding-top:34px}
.lp-years::before{content:"";position:absolute;left:0;right:0;top:7px;height:2px;background:rgba(255,255,255,.32)}
.lp-years::after{content:"";position:absolute;left:0;top:6px;height:4px;border-radius:2px;width:var(--prog,0px);background:var(--white);transition:width .9s cubic-bezier(.65,0,.35,1)}
.lp-years li{position:relative}
.lp-years li::before{content:"";position:absolute;left:0;top:-34px;width:16px;height:16px;border-radius:50%;background:var(--blue);box-shadow:inset 0 0 0 3px #9fc0ee;transition:background .3s,box-shadow .3s}
.lp-years li.on::before{background:var(--white);box-shadow:none}
.lp-years b{display:block;font-family:var(--f-en);font-weight:700;font-size:clamp(34px,3.4vw,48px);line-height:1;color:#9fc0ee;transition:color .3s}
.lp-years li.on b{color:var(--white)}
.lp-years span{display:block;font-size:14px;line-height:1.8;color:#e3ecf8;margin-top:10px}
.lp-motto{font-family:var(--f-serif);font-weight:900;font-size:clamp(24px,2.8vw,40px);line-height:1.5;letter-spacing:.06em;margin-top:84px}

/* ---------- 12 FLOW ---------- */
.lp-steps{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:16px}
.lp-steps li{background:var(--pale);border-radius:22px;padding:28px 22px 28px}
.lp-steps .ic{display:flex;align-items:center;justify-content:center;width:62px;height:62px;border-radius:50%;background:var(--white)}
.lp-steps svg{width:34px;height:34px;color:var(--blue)}
.lp-steps .n{display:block;font-family:var(--f-en);font-weight:700;font-size:15px;letter-spacing:.18em;color:var(--blue);margin-top:18px}
.lp-steps b{display:block;font-size:18px;line-height:1.5;color:var(--navy);margin-top:4px}
.lp-steps p{font-size:14px;line-height:1.85;margin-top:8px}

/* ---------- 13 FAQ ---------- */
.lp-faq-list{display:grid;gap:12px;max-width:980px}
.lp-faq-list details{background:var(--white);border-radius:16px;padding:6px 26px}
.lp-faq-list summary{cursor:pointer;list-style:none;display:grid;grid-template-columns:30px minmax(0,1fr) 30px;gap:12px;align-items:center;min-height:64px;font-weight:700;font-size:17px;line-height:1.6;color:var(--navy)}
.lp-faq-list summary::-webkit-details-marker{display:none}
.lp-faq-list summary::after{content:"+";display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:50%;background:var(--pale);color:var(--blue);font-size:18px}
.lp-faq-list details[open] summary::after{content:"−";background:var(--blue);color:var(--white)}
.lp-faq-list .lp-qm{font-family:var(--f-en);font-weight:700;font-size:22px;color:var(--blue)}
.lp-faq-list p{font-size:15px;line-height:2;padding:0 0 22px 42px}
.lp-faq-list .tmp{margin-left:8px}

/* ---------- 14 CONTACT ---------- */
.lp-cta{background:var(--blue);color:var(--white);padding:120px 0}
.lp-cta-in{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:64px;align-items:center}
.lp-cta .eh{color:#cfe0f7;font-size:15px;font-weight:600;letter-spacing:.24em}
.lp-cta .h2{color:var(--white);margin:14px 0 18px}
.lp-cta .lead-p{color:#e3ecf8}
.lp-cta .cta-acts{max-width:460px;margin-top:30px}
.lp-cta-tel{margin-top:26px}
.lp-cta-tel span{display:block;font-size:13px;font-weight:700;letter-spacing:.12em;color:#cfe0f7}
.lp-cta-tel a{font-family:var(--f-en);font-weight:700;font-size:clamp(32px,3vw,44px);letter-spacing:.04em;line-height:1.2}
.lp-cta-mail{font-size:14px;color:#e3ecf8;margin-top:6px;overflow-wrap:anywhere}
.lp-cta-mail a{text-decoration:underline}
.lp-cta-ph{position:relative;margin:0;aspect-ratio:4/5;border-radius:32px;overflow:hidden;background:var(--navy)}
.lp-cta-ph img{width:100%;height:100%;object-fit:cover}
.lp-cta-ph figcaption{position:absolute;left:16px;bottom:14px;font-size:12px;color:var(--white);background:rgba(11,26,48,.78);padding:3px 10px;border-radius:4px}

/* ---------- スクロールの動き（JSが動いたときだけ隠す） ---------- */
.js .lp .chars .split-ch{display:inline-block;opacity:0;transform:translateY(.4em);transition:opacity .6s ease,transform .8s cubic-bezier(.2,.8,.2,1);transition-delay:calc(var(--ci) * 30ms)}
.js .lp .chars.is-in .split-ch{opacity:1;transform:none}
.js .lp .rvimg{clip-path:inset(0 0 100% 0);transition:clip-path 1.1s cubic-bezier(.65,0,.35,1)}
.js .lp .rvimg.is-in{clip-path:inset(0 0 0 0)}
.js .lp .stagger>*{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .8s cubic-bezier(.2,.8,.2,1)}
.js .lp .stagger.is-in>*{opacity:1;transform:none}
.lp .stagger>*:nth-child(2){transition-delay:.08s}.lp .stagger>*:nth-child(3){transition-delay:.16s}.lp .stagger>*:nth-child(4){transition-delay:.24s}.lp .stagger>*:nth-child(5){transition-delay:.32s}.lp .stagger>*:nth-child(6){transition-delay:.4s}
@media (prefers-reduced-motion:reduce){
  .lp-card{transform:none!important;filter:none!important}
  .js .lp .chars .split-ch,.js .lp .rvimg,.js .lp .stagger>*{opacity:1!important;transform:none!important;clip-path:none!important;transition:none!important}
  .lp-flow .gas circle,.lp-flow .ion circle{animation:none!important}
}

/* ---------- responsive ---------- */
@media (max-width:1240px){
  .lp-nc .v b{font-size:clamp(40px,4.4vw,60px)}
  .lp-ind{grid-template-columns:repeat(3,minmax(0,1fr))}
  .lp-steps{grid-template-columns:repeat(3,minmax(0,1fr))}
}
/* タブレット：MVは写真を先に、その下にコピー（デザインルール 7-2・13-4） */
@media (max-width:1180px){
  .lpmv{height:auto;min-height:0;max-height:none;padding-bottom:96px}
  .lpmv-ph{position:relative;inset:auto;height:min(56svh,520px)}
  .lpmv-in{height:auto;padding-top:46px}
  .lpmv-copy{width:auto;max-width:760px;padding-bottom:0}
  .lpmv-h{font-size:min(6.4vw,60px)}
  .lpmv-card{position:relative;right:auto;bottom:auto;width:auto;max-width:560px;margin:36px 28px 0}
  .lpmv-note{position:absolute;left:28px;bottom:auto;top:calc(min(56svh,520px) - 30px)}
  .lpmv-wave{height:80px}
}
@media (max-width:1100px){
  .lp-head.row{flex-direction:column;align-items:flex-start}
  .lp-head{grid-template-columns:minmax(0,1fr)}
  .lp-head>.lead-p{grid-column:1;grid-row:auto;margin-top:24px}
  .lp-prin-grid,.lp-hard-panel,.lp-story-grid,.lp-cta-in,.lp-struct{grid-template-columns:1fr;gap:40px}
  .lp-four-list,.lp-num-grid,.lp-eco-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .lp-sol-grid,.lp-own{grid-template-columns:repeat(2,minmax(0,1fr))}
  .lp-mat-rail{grid-template-columns:repeat(2,minmax(0,1fr));padding:0 28px}
  .lp-models{grid-template-columns:repeat(2,minmax(0,1fr))}
  .lp-card{grid-template-columns:minmax(0,5fr) minmax(0,6fr)}
  .lp-card-tx{padding:40px 36px}
  .lp-cta-ph{aspect-ratio:16/10;order:-1}
}
@media (max-width:900px){
  .lp-stack{gap:20px}
  .lp-card{position:relative;top:0!important;transform:none!important;filter:none!important;grid-template-columns:1fr;min-height:0}
  .lp-card-ph{aspect-ratio:16/10;min-height:0}
  .lp-card-ph.real,.lp-card-ph.dg{aspect-ratio:auto;padding:22px}
  .lp-years{grid-template-columns:1fr;gap:22px;padding:0 0 0 34px;margin-top:56px}
  .lp-years::before{left:7px;right:auto;top:6px;bottom:6px;width:2px;height:auto}
  .lp-years li::before{left:-34px;top:6px}
  .lp-years::after{display:none}
  .lp-years b{font-size:34px}
}
/* スマホ（390px基準） */
@media (max-width:640px){
  .lp-head{margin-bottom:40px}
  .lp-head .h2,.lp-head.row .h2{font-size:clamp(23px,6.6vw,28px)}
  .lp-sub-h{font-size:18px}

  .lpmv{padding-bottom:70px}
  .lpmv-ph{height:min(58svh,480px)}
  .lpmv-ph .pc{display:none}
  .lpmv-ph .sp{display:block;object-position:50% 50%}
  .lpmv-in{padding-top:34px}
  .lpmv-kick{font-size:11px;letter-spacing:.2em}
  .lpmv-name{font-size:14px;margin-top:14px}
  .lpmv-h{font-size:min(8.4vw,34px);margin-top:16px}
  .lpmv-h .sp-br{display:inline}
  .lpmv-lead{font-size:15px;line-height:1.95;margin-top:16px}
  .lpmv-chips{gap:6px;margin-top:18px}
  .lpmv-chips li{font-size:12px;padding:4px 10px}
  .lpmv-btns{flex-direction:column;margin-top:24px}
  .lpmv-btns .btn{width:100%;justify-content:space-between}
  .lpmv-card{margin:28px 16px 0;grid-template-columns:84px minmax(0,1fr) 34px;gap:12px;padding:10px 12px 10px 10px}
  .lpmv-card .arr{width:34px;height:34px;font-size:13px}
  .lpmv-card-tx .t{font-size:15px}
  .lpmv-card-tx .d{font-size:12px}
  .lpmv-note{left:16px;top:calc(min(58svh,480px) - 28px)}
  .lpmv-wave{height:50px}

  .lp-flow{padding:18px 16px 20px;border-radius:20px}
  .lp-flow-tabs{gap:6px}
  .lp-flow-tabs button{font-size:12px;padding:10px 10px 11px;line-height:1.45}
  .lp-flow-tabs button span{font-size:12px}
  .lp-flow-cap{min-height:7.8em}
  .lp-flow-cap p{font-size:14px}
  .lp-flow .lbl{display:none}
  .lp-flow-key{display:grid;grid-template-columns:1fr 1fr;gap:6px 12px;margin-top:12px}
  .lp-flow-key li{display:flex;align-items:center;gap:8px;font-weight:700;font-size:12px;color:#cfe0f7;opacity:.4;transition:opacity .4s}
  .lp-flow-key i{display:inline-block;width:14px;height:14px;border-radius:3px;flex:none}
  .lp-flow-key .k-gas i{background:#cfe0f7;border-radius:50%}
  .lp-flow-key .k-glow i{background:#7fd0f5}
  .lp-flow-key .k-lay i{background:#0a4fa6;box-shadow:inset 0 0 0 2px #5d89cc}
  .lp-flow-key .k-core i{background:#8aa3c7}
  .lp-flow[data-step="1"] .k-gas,.lp-flow[data-step="2"] .k-glow,.lp-flow[data-step="3"] .k-lay,.lp-flow[data-step="3"] .k-core{opacity:1;color:var(--white)}
  .lp-size-svg .bx text{font-size:26px}
  .lp-size-svg .h{font-size:22px}
  .lp-struct-fig{overflow-x:auto;-webkit-overflow-scrolling:touch}
  .lp-struct-fig svg{width:600px;max-width:none}
  .lp-struct-hint{display:block}
  .lp-real-ph{border-radius:20px}
  .lp-vs{grid-template-columns:1fr;margin-top:64px;gap:14px}
  .lp-vs-col{padding:26px 22px 26px;border-radius:22px}
  .lp-four{margin-top:72px}
  /* 4枚の写真カードは横スワイプ1行（13-1） */
  .lp-four-list,.lp-ind{display:grid;grid-template-columns:none;grid-auto-flow:column;grid-auto-columns:76%;gap:14px;overflow-x:auto;scroll-snap-type:x mandatory;margin:0 -16px;padding:0 16px 10px;scroll-padding-inline:16px;-webkit-overflow-scrolling:touch}
  .lp-four-list>*,.lp-ind>*{scroll-snap-align:start}

  .lp-sol-grid,.lp-own,.lp-num-grid,.lp-eco-grid,.lp-models,.lp-steps{grid-template-columns:1fr}
  .lp-sol-grid li{padding:24px 22px}
  .lp-sol-grid .q{font-size:18px}
  .lp-nc .v b{font-size:56px}

  .lp-hard-tabs{gap:24px;overflow-x:auto;margin:0 -16px;padding:0 16px;scrollbar-width:none}
  .lp-hard-tabs button{flex:none;font-size:15px}
  .lp-chart{padding:16px 10px 14px;border-radius:18px}
  .lp-hard-tx .d{font-size:15px}

  .lp-card{border-radius:22px}
  .lp-card-tx{padding:26px 22px 28px}
  .lp-card-tx .n{font-size:44px}
  .lp-card-tx h3{font-size:23px}
  .lp-card-tx p{font-size:15px}
  .lp-card-ph.two{gap:10px}

  .lp-mat-rail{display:grid;grid-template-columns:none;grid-auto-flow:column;grid-auto-columns:78%;gap:14px;overflow-x:auto;scroll-snap-type:x mandatory;padding:0 16px 10px;scroll-padding-inline:16px;-webkit-overflow-scrolling:touch}
  .lp-mat-rail>*{scroll-snap-align:start}
  .lp-acc .lp-tbl-wrap{padding:6px 16px}

  .lp-eco-grid li{display:grid;grid-template-columns:56px minmax(0,1fr);gap:4px 16px;padding:22px 20px;align-items:start}
  .lp-eco-grid .ic{width:56px;height:56px;grid-row:span 2}
  .lp-eco-grid svg{width:30px;height:30px}
  .lp-eco-grid b{margin-top:2px}
  .lp-eco-grid p{margin-top:0}
  .lp-tl{padding:26px 18px 24px;border-radius:22px;margin-top:48px}
  .lp-tl-bar{flex-direction:column;gap:6px}
  .lp-tl-bar li{flex:none;width:max(48%,calc(var(--h) / 6 * 100%))}
  .lp-tl-bar button{min-height:48px;flex-direction:row;align-items:center;justify-content:space-between}
  .lp-tl-track{display:none}
  .lp-tl-cap{min-height:6em}

  .lp-size{padding:20px 12px 18px;border-radius:20px}
  .lp-models{gap:14px}
  .lp-model .nm{font-size:38px}
  .lp-spec{min-width:620px;font-size:14px}
  .lp-spec th,.lp-spec td{padding:14px 16px}
  .lp-spec tbody th{width:96px}
  .lp-line .lp-sub-h{margin-top:60px}
  .lp-struct{margin-top:60px}
  .lp-struct-fig{padding:14px;border-radius:20px}
  .lp-legend{grid-template-columns:1fr}

  .lp-own-i{grid-template-columns:96px minmax(0,1fr) auto;gap:14px}
  .lp-own{margin-bottom:56px}

  .lp-story-tx p{font-size:15px}
  .lp-motto{margin-top:56px}

  .lp-steps li{display:grid;grid-template-columns:56px minmax(0,1fr);gap:2px 16px;padding:22px 20px}
  .lp-steps .ic{width:56px;height:56px;grid-row:span 3}
  .lp-steps .n{margin-top:0}

  .lp-faq-list details{padding:4px 16px}
  .lp-faq-list summary{grid-template-columns:24px minmax(0,1fr) 28px;font-size:15px;gap:10px}
  .lp-faq-list summary::after{width:28px;height:28px}
  .lp-faq-list .lp-qm{font-size:19px}
  .lp-faq-list p{padding:0 0 18px 0;font-size:14px}

  .lp-cta{padding:80px 0}
  .lp-cta .cta-acts{max-width:none}
  .lp-cta-ph{border-radius:22px}
}
[hidden]{display:none!important}