/* ===== LP共通ベース（各LPで :root 変数を上書き） ===== */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
html.no-scroll{overflow:hidden}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font-body);font-size:15px;line-height:1.95;letter-spacing:.04em;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
h1,h2,h3,h4,p,ul,ol,figure,dl,dd{margin:0}
ul,ol{padding:0;list-style:none}
button{font:inherit;color:inherit;cursor:pointer;border:0;background:none;padding:0}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.wrap{width:100%;max-width:1120px;margin:0 auto;padding:0 24px}
.narrow{max-width:760px}
@media (max-width:640px){.wrap{padding:0 20px}body{font-size:14.5px}}
.pc{display:inline}.sp{display:none}
@media (max-width:640px){.pc{display:none}.sp{display:inline}}

/* reveal */
.reveal{opacity:0;transform:translateY(22px);transition:opacity 1s cubic-bezier(.2,.7,.2,1),transform 1s cubic-bezier(.2,.7,.2,1)}
.reveal.is-in{opacity:1;transform:none}
.reveal.d1{transition-delay:.12s}.reveal.d2{transition-delay:.24s}.reveal.d3{transition-delay:.36s}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* 注釈 */
.note{font-size:11px;line-height:1.7;color:var(--muted);letter-spacing:.02em}
.note p+p{margin-top:2px}
sup{font-size:.6em;vertical-align:super;line-height:0;margin-left:1px}

/* CTAボタン */
.btn-cta{display:flex;align-items:center;justify-content:center;gap:14px;width:100%;max-width:520px;margin:0 auto;min-height:68px;padding:12px 28px;border-radius:999px;background:var(--cta);color:#fff;text-decoration:none;font-family:var(--font-body);font-weight:700;font-size:17px;letter-spacing:.1em;box-shadow:0 10px 24px -10px var(--cta-shadow);position:relative;overflow:hidden;transition:transform .25s,box-shadow .25s,background .25s}
.btn-cta small{display:block;font-size:11px;font-weight:500;letter-spacing:.08em;opacity:.85;line-height:1.3}
.btn-cta .arrow{width:26px;height:26px;border-radius:50%;background:rgba(255,255,255,.18);display:grid;place-items:center;flex:none}
.btn-cta .arrow::before{content:"";width:7px;height:7px;border-top:1.5px solid #fff;border-right:1.5px solid #fff;transform:translateX(-1px) rotate(45deg)}
.btn-cta::after{content:"";position:absolute;inset:0;background:linear-gradient(110deg,transparent 30%,rgba(255,255,255,.28) 50%,transparent 70%);transform:translateX(-120%);animation:shine 4.5s ease-in-out infinite}
@keyframes shine{0%,60%{transform:translateX(-120%)}85%,100%{transform:translateX(120%)}}
.btn-cta:hover{transform:translateY(-2px);background:var(--cta-hover)}
.btn-cta-sub{display:block;text-align:center;margin-top:10px;font-size:12px;color:var(--muted)}

/* SP追従CTA */
.sticky-cta{position:fixed;left:0;right:0;bottom:0;z-index:80;padding:10px 14px calc(10px + env(safe-area-inset-bottom));background:rgba(255,255,255,.98);box-shadow:0 -6px 20px rgba(0,0,0,.08);display:flex;align-items:center;gap:12px;transform:translateY(110%);transition:transform .35s}
.sticky-cta.is-show{transform:none}
.sticky-cta__txt{flex:1;line-height:1.35;font-size:11px;color:var(--muted)}
.sticky-cta__txt b{display:block;font-size:15px;color:var(--ink);letter-spacing:.04em}
.sticky-cta .btn-cta{min-height:50px;width:auto;flex:none;font-size:14px;padding:8px 18px}
.sticky-cta .btn-cta::after{display:none}
@media (min-width:900px){.sticky-cta{left:auto;right:24px;bottom:24px;border-radius:999px;padding:8px 8px 8px 22px;max-width:440px}}

/* 購入ドロワー（デモ） */
.drawer{position:fixed;inset:0;z-index:200;visibility:hidden;pointer-events:none}
.drawer.is-open{visibility:visible;pointer-events:auto}
.drawer__bg{position:absolute;inset:0;background:rgba(30,25,22,.45);opacity:0;transition:opacity .3s}
.drawer.is-open .drawer__bg{opacity:1}
.drawer__panel{position:absolute;top:0;right:0;bottom:0;width:min(440px,100%);background:#fff;transform:translateX(100%);transition:transform .4s cubic-bezier(.2,.7,.2,1);display:flex;flex-direction:column;will-change:transform}
.drawer.is-open .drawer__panel{transform:none}
.drawer__head{display:flex;justify-content:space-between;align-items:center;padding:18px 22px;border-bottom:1px solid var(--line);font-family:var(--font-head);font-size:17px}
.drawer__close{width:36px;height:36px;border-radius:50%;background:var(--bg);font-size:20px;line-height:36px}
.drawer__body{padding:22px;overflow:auto;flex:1}
.drawer__item{display:flex;gap:16px;align-items:center;padding:16px;border-radius:14px;background:var(--bg)}
.drawer__item img{width:72px;height:72px;object-fit:contain}
.drawer__item b{display:block;font-size:14px;line-height:1.5}
.drawer__item .price{font-family:var(--font-num);font-size:22px;color:var(--cta)}
.drawer__item .dnote{font-size:11px;color:var(--muted);line-height:1.6}
.drawer__qty{display:flex;align-items:center;justify-content:space-between;margin:18px 0;font-size:13px}
.drawer__qty div{display:flex;align-items:center;border:1px solid var(--line);border-radius:999px}
.drawer__qty button{width:38px;height:38px;font-size:18px}
.drawer__qty span{min-width:28px;text-align:center}
.drawer__list{font-size:12.5px;line-height:1.8;margin:14px 0 20px;padding:14px 16px;border:1px dashed var(--line);border-radius:12px}
.drawer__list li::before{content:"✓ ";color:var(--cta)}
.drawer__done{display:none;text-align:center;padding:30px 10px}
.drawer__body.is-done > *:not(.drawer__done){display:none}
.drawer__body.is-done .drawer__done{display:block}
.drawer__done p{font-size:13px;line-height:1.9}
.drawer__done .ok{width:56px;height:56px;margin:0 auto 14px;border-radius:50%;background:var(--bg);display:grid;place-items:center;font-size:24px;color:var(--cta)}

/* 計測デモパネル */
.track-panel{position:fixed;left:0;top:42%;z-index:90;display:flex;align-items:flex-start;transform:translateX(calc(-100% + 30px));transition:transform .35s;font-family:system-ui,sans-serif}
.track-panel.is-open{transform:none}
.track-panel__in{width:250px;background:#1f2328;color:#d7e3ea;padding:12px 14px;font-size:11px;line-height:1.6;border-radius:0 0 10px 0}
.track-panel__in b{display:block;color:#fff;font-size:12px;margin-bottom:4px}
.track-panel__in ol{list-style:none;padding:0;margin:6px 0 0;font-family:ui-monospace,Consolas,monospace;font-size:10.5px;min-height:90px}
.track-panel__in ol li{border-top:1px solid #333a42;padding:3px 0;color:#9fe3c3}
.track-panel>button{width:30px;background:#1f2328;color:#fff;writing-mode:vertical-rl;font-size:11px;padding:10px 0;border-radius:0 8px 8px 0;letter-spacing:.15em}

/* デモ表記 */
.demo-ribbon{background:#2b2522;color:#efe6dc;font-size:11px;text-align:center;padding:6px 12px;letter-spacing:.06em;line-height:1.6}
.demo-ribbon a{color:#fff}
@media (max-width:760px){.track-panel{display:none}}