:root{--pink:#f15f87;--pink2:#ff8fa8;--ink:#25212a;--muted:#766d78;--line:#f3d9df;--bg:#fff7f8;--card:#fff;--soft:#fff0f3;--green:#18bf62;--blue:#4b8fe8;--shadow:0 18px 55px rgba(218,80,116,.16)}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Yu Gothic",Meiryo,sans-serif;color:var(--ink);background:linear-gradient(180deg,#fff 0,#fff8fa 45%,#fff 100%)}a{text-decoration:none;color:inherit}.site-header{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;padding:14px 28px;background:rgba(255,255,255,.9);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:10px;font-weight:900;font-size:22px;color:#e54574}.brand img{height:38px;max-width:170px;object-fit:contain}.site-header nav{display:flex;gap:16px;align-items:center;font-weight:700}.pill,.btn{border:1px solid var(--line);border-radius:999px;padding:10px 16px;background:#fff}.btn{display:inline-flex;align-items:center;justify-content:center;font-weight:900}.btn.primary{background:linear-gradient(135deg,var(--pink),#ff789b);color:white;border:0;box-shadow:var(--shadow)}.hero{display:grid;grid-template-columns:1.05fr .95fr;gap:24px;padding:54px 6vw 28px;align-items:center}.eyebrow{color:#e54574;font-weight:900}.hero h1{font-size:clamp(34px,5vw,64px);line-height:1.07;margin:10px 0}.hero p{font-size:17px;line-height:1.8;color:var(--muted)}.actions,.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.chips span{background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 12px;font-size:13px;font-weight:800}.hero-panel{position:relative;border:1px solid var(--line);background:#fff;border-radius:30px;overflow:hidden;box-shadow:var(--shadow);min-height:360px}.hero-img{width:100%;height:100%;object-fit:cover;display:block}.metrics{position:absolute;left:18px;right:18px;bottom:18px;background:rgba(255,255,255,.9);border:1px solid var(--line);border-radius:22px;padding:14px;display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px;text-align:center}.metrics b{color:#e54574}.metrics span{font-size:13px;color:var(--muted)}.value-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;padding:24px 6vw}.value-grid article,.price-card,.flow,.panel,.phone,.laptop,.empty-card,.mini-card{background:var(--card);border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow)}.value-grid article{padding:20px}.value-grid b{font-size:18px}.value-grid p,.price-card p{color:var(--muted);line-height:1.7}.flow,.pricing{margin:24px 6vw;padding:26px}.flow-row{display:grid;grid-template-columns:auto 1fr auto 1fr auto 1fr auto 1fr;gap:12px;align-items:center}.flow-row span{background:#f15f87;color:#fff;border-radius:50%;width:34px;height:34px;display:grid;place-items:center;font-weight:900}.strike{text-decoration:line-through;color:#999}.price-card{max-width:620px;padding:24px}.portal{padding:36px 6vw}.portal-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:24px}.portal-grid a{display:block;background:#fff;border:1px solid var(--line);border-radius:24px;padding:22px;font-weight:900;box-shadow:var(--shadow)}.portal-grid span{display:block;color:var(--muted);font-size:13px;margin-top:8px;font-weight:600}.demo-wrap{padding:24px;max-width:1480px;margin:auto}.demo-top{display:grid;grid-template-columns:280px 1fr;gap:18px}.side-menu{position:sticky;top:82px;align-self:start;background:linear-gradient(180deg,#ff7b9a,#f0527e);border-radius:26px;padding:16px;color:white;box-shadow:var(--shadow)}.side-menu h3{margin:0 0 12px;text-align:center}.side-menu a{display:flex;align-items:center;gap:10px;background:rgba(255,255,255,.92);color:#3d3038;border-radius:16px;margin:9px 0;padding:12px;font-weight:900}.side-menu i{width:32px;height:32px;display:grid;place-items:center;border-radius:11px;background:#fff0f3;color:#e54574;font-style:normal}.dash{display:grid;gap:18px}.section-title{display:flex;justify-content:space-between;align-items:end;gap:12px;margin:6px 0}.section-title h2{margin:0;font-size:24px}.section-title p{margin:0;color:var(--muted);font-size:13px}.device-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.work-grid{display:grid;grid-template-columns:1.1fr 1fr .9fr;gap:18px}.phone{padding:18px;min-height:560px}.phone-frame{background:linear-gradient(180deg,#fff1f5,#f7dce6);border-radius:34px;padding:12px;max-width:300px;margin:auto;box-shadow:0 16px 34px rgba(232,75,125,.16)}.screen{background:linear-gradient(180deg,#fff8fa,#fff);border-radius:25px;min-height:520px;padding:14px;overflow:hidden}.notch{height:18px;text-align:center;font-size:11px;color:#333}.line-head{display:flex;align-items:center;justify-content:space-between;font-weight:900;margin:6px 0 12px}.bubble{background:white;border:1px solid var(--line);border-radius:18px;padding:12px;margin:10px 0;box-shadow:0 7px 20px rgba(216,90,120,.08)}.bubble.me{background:#fff0f3}.pet{display:flex;gap:10px;align-items:center}.avatar{width:46px;height:46px;border-radius:16px;background:#ffe2e8;display:grid;place-items:center;font-size:26px}.kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.kpis div{background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px;text-align:center}.kpis b{display:block;color:#e54574;font-size:20px}.screen button,.action-btn{border:0;border-radius:12px;padding:10px 12px;background:#f15f87;color:white;font-weight:900;cursor:pointer}.screen button.secondary,.action-btn.secondary{background:#fff;border:1px solid var(--line);color:#e54574}.bottom-nav{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin-top:14px}.bottom-nav span{font-size:11px;text-align:center;color:#73646d}.task{display:flex;justify-content:space-between;gap:10px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px;margin:8px 0}.task.done{opacity:.5;text-decoration:line-through}.laptop{padding:18px}.laptop-frame{background:linear-gradient(180deg,#fff1f5,#f7dce6);border-radius:18px 18px 8px 8px;padding:12px;box-shadow:0 20px 35px rgba(232,75,125,.16)}.web-screen{background:#fff;border-radius:12px;min-height:330px;display:grid;grid-template-columns:150px 1fr;overflow:hidden}.web-nav{background:#fff7fa;color:#3d3038;padding:16px;border-right:1px solid #ffe3ec}.web-nav b{display:block;margin-bottom:16px}.web-nav span{display:block;color:#8a7a83;margin:12px 0;font-size:12px}.web-main{padding:16px}.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.mini-card{padding:14px;box-shadow:none}.mini-card small{display:block;color:var(--muted)}.mini-card b{font-size:20px;color:#e54574}.chart{height:120px;border:1px solid var(--line);border-radius:16px;background:linear-gradient(135deg,#fff,#fff0f3);position:relative;overflow:hidden}.chart svg{width:100%;height:100%}.bar{height:10px;border-radius:999px;background:#f6d9df;margin:10px 0}.bar i{display:block;height:100%;border-radius:999px;background:#f15f87}.table{width:100%;border-collapse:collapse;font-size:13px}.table th,.table td{border-bottom:1px solid #f3e2e5;padding:9px;text-align:left}.tablet-screen{background:#fff;border:10px solid #f7dce6;border-radius:22px;padding:18px;min-height:400px}.form-row{display:grid;grid-template-columns:110px 1fr;gap:10px;align-items:center;margin:10px 0}.form-row input,.form-row select{border:1px solid var(--line);border-radius:12px;padding:10px;background:#fff}.empty-grid,.feature-row{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.empty-card{padding:22px;text-align:center}.empty-card .big{font-size:46px}.toast{position:fixed;right:24px;bottom:24px;background:#fffafc;color:#3d3038;border:1px solid #ffdce7;border-radius:16px;padding:14px 18px;box-shadow:var(--shadow);opacity:0;transform:translateY(12px);transition:.25s;z-index:50}.toast.show{opacity:1;transform:none}.feature-row{margin:28px 0}.feature-row .mini-card{display:flex;gap:10px;align-items:flex-start}.menu-board{max-width:980px;margin:24px auto;padding:24px}.rich-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.rich-grid a{background:#fff;border:1px solid var(--line);border-radius:22px;padding:28px;display:flex;align-items:center;gap:16px;font-weight:900;box-shadow:var(--shadow)}.rich-grid b{font-size:22px}.rich-grid span{display:block;color:var(--muted);font-weight:600;font-size:13px;margin-top:5px}footer{text-align:center;padding:32px;color:#8a7a83}@media(max-width:1100px){.hero,.demo-top{grid-template-columns:1fr}.value-grid,.device-grid,.work-grid,.portal-grid,.empty-grid,.feature-row{grid-template-columns:1fr 1fr}.side-menu{position:relative;top:0}.cards{grid-template-columns:repeat(2,1fr)}}@media(max-width:680px){.site-header{padding:10px 14px}.site-header nav{display:none}.hero{padding:24px 16px}.value-grid,.device-grid,.work-grid,.portal-grid,.empty-grid,.feature-row,.rich-grid{grid-template-columns:1fr}.demo-wrap{padding:12px}.metrics{grid-template-columns:1fr}.flow-row{grid-template-columns:auto 1fr}.web-screen{grid-template-columns:1fr}.web-nav{display:none}.phone-frame{max-width:100%}.cards{grid-template-columns:1fr}.brand img{height:30px}.brand span{font-size:18px}}
.side-menu a{position:relative}.side-menu em{margin-left:auto;min-width:26px;height:24px;border-radius:999px;background:#f15f87;color:#fff;display:grid;place-items:center;font-style:normal;font-size:12px}.sync-board{display:grid;grid-template-columns:1fr 1fr 1.3fr;gap:12px;background:#fffafc;color:#3d3038;border:1px solid #ffdce7;border-radius:24px;padding:16px;box-shadow:var(--shadow)}.sync-board div{background:#fff;border:1px solid #ffe3ec;border-radius:16px;padding:12px}.sync-board small{display:block;color:#e54574;font-weight:800;margin-bottom:4px}.sync-board b{font-size:18px}.sync-board ul{margin:0;padding-left:18px;font-size:12px;line-height:1.55;color:#766d78}.bubble button+button,.tablet-screen button+button{margin-left:6px}@media(max-width:900px){.sync-board{grid-template-columns:1fr}}
.role-demo{max-width:1440px;margin:0 auto}.role-hero{display:grid;grid-template-columns:1fr 360px;gap:18px;align-items:end;background:linear-gradient(135deg,#fff,#fff0f4);border:1px solid var(--line);border-radius:30px;padding:26px;margin-bottom:18px;box-shadow:var(--shadow)}.role-hero h1{font-size:clamp(28px,4vw,46px);line-height:1.15;margin:8px 0}.role-hero p{color:var(--muted);line-height:1.7}.role-control{background:#fff;border:1px solid var(--line);border-radius:24px;padding:18px;box-shadow:var(--shadow)}.role-control label{display:block;font-weight:900;margin-bottom:8px;color:#e54574}.role-control select{width:100%;border:1px solid var(--line);border-radius:16px;padding:14px;background:#fff;font-weight:900;font-size:16px;margin-bottom:12px}.role-layout{display:grid;grid-template-columns:260px 1fr;gap:18px;margin-top:18px}.role-menu{position:sticky;top:84px;align-self:start;background:linear-gradient(180deg,#f15f87,#ff91aa);border-radius:24px;padding:16px;box-shadow:var(--shadow);color:#fff}.role-menu h3{margin:0 0 12px}.role-menu button{width:100%;display:flex;justify-content:space-between;align-items:center;border:0;border-radius:16px;background:rgba(255,255,255,.92);color:#e54574;padding:13px 14px;margin:8px 0;font-weight:900;cursor:pointer}.role-menu em{font-style:normal}.role-stage{min-height:620px}.role-panel{display:none;background:#fff;border:1px solid var(--line);border-radius:30px;padding:22px;box-shadow:var(--shadow)}.role-panel.active{display:block}.line-phone{max-width:430px;margin:0 auto;box-shadow:none;border:0}.line-chat{display:flex;flex-direction:column;gap:10px;min-height:390px;padding:10px 0}.line-msg{border-radius:18px;padding:12px;background:#fff;border:1px solid var(--line);box-shadow:0 6px 18px rgba(218,80,116,.08)}.line-msg.bot{align-self:flex-start;max-width:92%}.line-msg.me{align-self:flex-end;background:#dcf8c6;border-color:#c9edb3;max-width:88%}.quick-actions{display:grid;grid-template-columns:1fr;gap:8px;margin:4px 0}.quick-actions button,.line-rich-menu button,.task button{border:0;border-radius:14px;padding:11px 10px;background:linear-gradient(135deg,#f15f87,#ff789b);color:#fff;font-weight:900;cursor:pointer}.line-rich-menu{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;background:#fff;border-top:1px solid var(--line);padding-top:10px}.line-rich-menu button{background:#fff;color:#e54574;border:1px solid var(--line);font-size:12px}.profile{background:#fff;border:1px solid var(--line);border-radius:18px;padding:12px}.role-tablet{max-width:780px;margin:0 auto}.pad-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}.role-web{min-height:430px}.task{display:flex!important;align-items:center;justify-content:space-between;gap:10px}.task.done{opacity:.55;text-decoration:line-through}.task button{padding:8px 12px;min-width:66px}@media(max-width:900px){.role-hero,.role-layout{grid-template-columns:1fr}.role-menu{position:relative;top:0}.sync-board{grid-template-columns:1fr}.role-control{max-width:none}}@media(max-width:560px){.role-panel{padding:12px;border-radius:22px}.role-hero{padding:18px}.line-rich-menu button{font-size:11px;padding:9px 4px}.role-menu{padding:12px}}

/* refined role demo layout: role switch top-left, status/log bottom-right */
.role-demo{max-width:1480px;padding:18px 28px 88px;margin:0 auto}.demo-toolbar{display:flex;align-items:center;gap:18px;margin:10px 0 18px}.demo-title{flex:1;background:linear-gradient(135deg,#fff,#fff5f7);border:1px solid var(--line);border-radius:24px;padding:18px 24px;box-shadow:0 12px 34px rgba(218,80,116,.08)}.demo-title .eyebrow{margin:0 0 4px}.demo-title h1{font-size:clamp(22px,2.7vw,34px);line-height:1.25;margin:0}.role-control.compact{width:260px;min-width:260px;align-self:stretch;padding:14px;border-radius:22px;box-shadow:0 12px 34px rgba(218,80,116,.12)}.role-control.compact label{font-size:13px;margin-bottom:6px}.role-control.compact select{font-size:15px;padding:12px;margin-bottom:8px}.role-control.compact .action-btn{width:100%;padding:10px 12px}.role-layout{grid-template-columns:250px minmax(0,1fr);align-items:stretch;margin-top:0}.role-stage{min-height:640px}.role-panel{min-height:640px}.role-panel .section-title{margin-bottom:14px}.role-panel .section-title h2{font-size:clamp(26px,3vw,42px);margin:0}.role-panel .section-title p{margin:6px 0 0}.sync-board.floating-log{position:fixed;right:22px;bottom:22px;z-index:30;width:min(520px,calc(100vw - 44px));display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:0;padding:12px;background:rgba(255,250,252,.96);backdrop-filter:blur(16px);border:1px solid #ffdce7;border-radius:22px;box-shadow:0 18px 48px rgba(232,75,125,.18)}.sync-board.floating-log>div{min-height:auto;padding:12px;border-radius:16px}.sync-board.floating-log>div:nth-child(3){grid-column:1/-1}.sync-board.floating-log small{font-size:12px}.sync-board.floating-log b{font-size:16px}.sync-board.floating-log ul{max-height:86px;overflow:auto;margin-top:4px;font-size:12px}.role-menu{top:92px}.line-chat{min-height:440px}.role-tablet{min-height:540px}.role-web{min-height:520px}@media(max-width:900px){.role-demo{padding:14px 14px 102px}.demo-toolbar{display:grid;grid-template-columns:1fr}.role-control.compact{width:100%;min-width:0}.sync-board.floating-log{right:12px;bottom:12px;width:calc(100vw - 24px);grid-template-columns:1fr}.sync-board.floating-log>div:nth-child(3){display:none}.role-stage,.role-panel{min-height:auto}}
/* interactive role demo refinements */
.role-menu button.active{background:linear-gradient(135deg,#ff7aa2,#f15f87);color:#fff;box-shadow:0 8px 18px rgba(232,75,125,.20)}
.dynamic-area{margin-top:22px;border-top:1px solid var(--line);padding-top:18px;background:linear-gradient(135deg,#fff,#fff8fa);border-radius:20px;padding:18px;box-shadow:inset 0 0 0 1px #f7e1e6}
.dynamic-area h3{margin:0 0 10px;font-size:22px}.dynamic-area p,.dynamic-area li{color:#675b63;line-height:1.65}.dynamic-area .cards{margin-top:12px}.bar-row{display:grid;grid-template-columns:130px 1fr 34px;gap:10px;align-items:center;margin:10px 0}.bar-row span{font-size:12px;color:#675b63}.coupon{display:flex;align-items:center;gap:12px;justify-content:space-between;background:#fff;border:1px solid var(--line);border-radius:16px;padding:12px;margin:10px 0}.coupon span{color:#e54574;font-weight:800}.coupon button{border:0;border-radius:12px;background:#f15f87;color:#fff;font-weight:900;padding:8px 12px}.task small{display:block;color:#8a7a83;margin-top:3px}.task p{margin:4px 0 0;color:#675b63;font-size:12px}.sync-board.floating-log{transition:.25s ease}.sync-board.floating-log .log-toggle{position:absolute;right:10px;top:8px;border:1px solid #ffdce7;background:#ffeaf1;color:#c72f68;border-radius:999px;padding:5px 10px;font-size:12px;font-weight:800;cursor:pointer}.sync-board.floating-log{padding-top:36px}.sync-board.floating-log.minimized{width:260px;grid-template-columns:1fr;padding:34px 12px 12px}.sync-board.floating-log.minimized>div:nth-of-type(2),.sync-board.floating-log.minimized>div:nth-of-type(3){display:none}.sync-board.floating-log.minimized>div:nth-of-type(1){padding:10px 12px}.sync-board.floating-log.minimized b{font-size:14px}.sync-board.floating-log.minimized small{font-size:11px}.pad-actions .action-btn.secondary + .action-btn.secondary{margin-left:0}@media(max-width:680px){.dynamic-area{padding:14px}.bar-row{grid-template-columns:1fr}.sync-board.floating-log.minimized{width:calc(100vw - 24px)}}
.device-clicked{transform:scale(.97);filter:brightness(.98)}
.line-phone button,.tablet-screen button{transition:transform .12s ease, filter .12s ease;touch-action:manipulation;position:relative;z-index:5}
.line-chat,.line-rich-menu,.quick-actions,.pad-actions{position:relative;z-index:4}

/* スマホ内ボタンの反応を見せる追加表示 */
.device-feed{margin:10px 0;background:linear-gradient(135deg,#fff,#fff2f6);border:1px solid #f4cfd9;border-radius:16px;padding:12px;box-shadow:0 8px 20px rgba(229,69,116,.08)}
.device-feed b{display:block;color:#e54574;margin-bottom:5px}.device-feed p{font-size:12px;line-height:1.55;margin:0 0 8px;color:#584d55}.inline-actions,.slot-list{display:flex;gap:7px;flex-wrap:wrap}.inline-actions button,.slot-list button{border:0;border-radius:999px;background:#f15f87;color:#fff;font-weight:800;font-size:11px;padding:7px 9px;cursor:pointer}.slot-list button{background:#fff;border:1px solid #f15f87;color:#e54574}.mini-card{cursor:pointer}.web-nav span{cursor:pointer}.device-clicked,.inline-actions button:active,.slot-list button:active{transform:scale(.96)}

/* LINEクラシック風UI：スマホ内のボタン・メニュー反応を分かりやすく表示 */
.line-phone .phone-frame{background:linear-gradient(180deg,#fff1f5,#f7dce6);border-radius:36px;padding:10px;max-width:330px}
.line-phone .screen{background:#8fb6d8;border-radius:28px;padding:0;display:flex;flex-direction:column;overflow:hidden;min-height:560px}
.line-phone .notch{height:20px;line-height:20px;background:#f7f7f7;color:#222;font-size:11px;text-align:center;flex:0 0 auto}
.line-phone .line-head{margin:0;padding:12px 14px;background:#06c755;color:#fff;font-weight:900;box-shadow:0 1px 0 rgba(0,0,0,.08);flex:0 0 auto}
.line-phone .line-head span:last-child{opacity:.95}
.line-phone .line-chat{min-height:0;flex:1;overflow:auto;padding:12px;background:#8fb6d8;background-image:linear-gradient(180deg,rgba(255,255,255,.18),rgba(255,255,255,.04));gap:9px}
.line-phone .line-msg{box-shadow:none;border:0;border-radius:18px;background:#fff;max-width:86%;font-size:13px;line-height:1.55;position:relative}
.line-phone .line-msg.bot{border-top-left-radius:6px}
.line-phone .line-msg.me{background:#8de055;border:0;border-top-right-radius:6px;color:#111}
.line-phone .quick-actions{display:grid;gap:7px;margin:2px 0 8px;align-self:stretch}
.line-phone .quick-actions button{background:#fff;color:#06a849;border:1px solid rgba(0,0,0,.08);box-shadow:0 2px 0 rgba(0,0,0,.06);border-radius:16px;padding:11px 12px}
.line-phone .quick-actions button:active,.line-phone .line-rich-menu button:active,.device-feed button:active{transform:scale(.96);filter:brightness(.96)}
.line-phone .line-rich-menu{background:#fff;border-top:1px solid #e5e5e5;display:grid;grid-template-columns:repeat(4,1fr);gap:0;padding:0;flex:0 0 auto}
.line-phone .line-rich-menu button{height:58px;border:0;border-right:1px solid #eee;border-radius:0;background:#fff;color:#222;font-size:12px;font-weight:800;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:3px}
.line-phone .line-rich-menu button::before{content:'●';font-size:10px;color:#06c755}
.line-phone .line-rich-menu button:last-child{border-right:0}
.device-feed{background:#fff;border:0;border-radius:16px;box-shadow:0 2px 0 rgba(0,0,0,.06);font-size:13px}
.device-feed b{color:#06a849}.inline-actions button,.slot-list button{background:#06c755;color:#fff;border:0}.slot-list button{background:#fff;color:#06a849;border:1px solid #06c755}
.line-phone .task{background:#fff;border-radius:14px;padding:10px;border:0;box-shadow:0 2px 0 rgba(0,0,0,.05)}
.line-phone .task button{background:#06c755;color:#fff;border-radius:999px}
.line-phone .pet.profile{margin:12px;background:#fff;border:0;border-radius:16px}
.line-phone .screen>.line-msg,.line-phone .screen>.pet,.line-phone .screen>.quick-actions{margin-left:12px;margin-right:12px}
.line-phone .screen>.line-msg{margin-top:12px}
.line-phone .screen>.quick-actions{margin-bottom:12px}
.line-phone .screen>.line-rich-menu{margin-top:auto}
.device-clicked{outline:2px solid rgba(6,199,85,.45)}