/* RAMP product page — このサイトだけの追加スタイル（tokens.css / styles.css は waitlist と同じもの） */

/* ---------- hero ---------- */
.h1--site{font-size:clamp(44px,8.6vw,124px)}
a.btn{text-decoration:none}
.hero__actions{display:flex;flex-wrap:wrap;gap:10px}
.btn--ghost{background:transparent;color:var(--ink);box-shadow:inset 0 0 0 1px var(--linen-300)}
.btn--ghost:hover{box-shadow:inset 0 0 0 1px var(--ink)}
@media (max-width:767px){
  .h1--site{font-size:clamp(36px,10.4vw,56px)}
  .hero__actions .btn{flex:1 1 100%}
}

/* ---------- problem（夜の面に、1行ずつ現れる） ---------- */
.night{background:var(--ink);color:var(--linen-50);padding:var(--section-pad) 0 calc(var(--section-pad) * 1.2)}
.night__clock{position:sticky;top:22svh;height:0;z-index:0;display:flex;justify-content:center;align-items:flex-start;pointer-events:none;user-select:none}
.night__clock>span{display:block}
.night__clock{font-variant-numeric:tabular-nums}
.night__day,.night__ampm{font:500 clamp(11px,1.2vw,14px)/1 var(--font-mono);letter-spacing:.14em;opacity:.28;margin-top:clamp(18px,4vw,52px)}
.night__time{font-size:clamp(110px,26vw,320px);font-weight:300;letter-spacing:-0.07em;line-height:1;opacity:.07;margin:0 clamp(8px,1.4vw,18px);transition:opacity 500ms var(--ease)}
.night__clock.is-swap .night__time{opacity:0}
.night .wrap{position:relative;z-index:1}
.night__label{color:var(--muted-dark)}
.lines{list-style:none;margin:var(--sp-4) 0 0;padding:0;display:grid;gap:clamp(72px,16svh,160px)}
.line{font-size:clamp(34px,6vw,84px);font-weight:300;letter-spacing:-0.05em;line-height:1.04;max-width:17ch;text-wrap:balance}
.line .dim{color:var(--muted-dark)}
.line--end{display:flex;align-items:center;gap:clamp(14px,2vw,24px)}
.line--end .led{width:12px;height:12px}

/* ---------- how（スクロールで 寝る前 → 入眠 → 睡眠中 → 起床 → 日中 → 時差。写真＋小さな24時間の円） ---------- */
.hw{height:680svh;background:var(--hw-bg,var(--predawn));color:var(--hw-fg,var(--linen-50));transition:color 600ms var(--ease)}
.hw__pin{position:sticky;top:0;height:100svh;overflow:hidden;display:flex;align-items:center;padding:64px 0 52px}
.hw__grid{display:grid;gap:clamp(14px,2.6svh,40px);align-items:center;width:100%}
.hw__visual{position:relative;width:min(100%,calc(50svh * 1.327));margin:0 auto}
.hw__stage{position:relative;margin:0;aspect-ratio:1168/880;border-radius:clamp(18px,2.4vw,28px);overflow:hidden;background:var(--ink)}
.hw__ph{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transform:scale(var(--z,1.04));transform-origin:50% 60%}
.hw__ph:not(:first-of-type){opacity:0}
.hw__ph:first-of-type{filter:brightness(var(--b,1))}
.hw__stage figcaption{position:absolute;left:14px;bottom:12px;font:500 9px/1 var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:#fff;opacity:.6}
/* 写真の右上に浮かぶ小さな24時間の円 */
.hw__mini{position:absolute;top:10px;left:10px;width:clamp(68px,8.4vw,108px);aspect-ratio:1;border-radius:50%;padding:7px;background:rgba(11,16,16,.5);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:var(--linen-50)}
.hw__dial{width:100%;height:auto;display:block;overflow:visible}
.hw__base{fill:none;stroke:currentColor;stroke-width:5;opacity:.22}
.hw__ticks line{stroke:currentColor;stroke-width:6;stroke-linecap:round;opacity:.4}
.hw__arc{fill:none;stroke:currentColor;stroke-linecap:round}
.hw__arc--bed{stroke-width:12;stroke-dasharray:4 22;opacity:.85}
.hw__arc--sleep{stroke-width:12}
.hw__arc--wake{stroke-width:34}
.hw__arcs{transform-origin:200px 200px}
.hw__day{fill:currentColor;opacity:0;transition:opacity 400ms var(--ease)}
.hw__day-glow{fill:var(--led);opacity:0;transition:opacity 400ms var(--ease)}
.hw.is-day .hw__day{opacity:1}
.hw.is-day .hw__day-glow{opacity:.35;animation:glow 2.8s ease-in-out infinite}
.hw__dot{fill:var(--led)}
.hw__glow{fill:var(--led);opacity:.3;animation:glow 2.8s ease-in-out infinite}
.hw__label{color:inherit;opacity:.6;margin-bottom:var(--sp-2)}
.hw__clock{margin:0 0 clamp(10px,2svh,22px);display:flex;align-items:baseline;gap:14px}
.hw__time{font-size:clamp(30px,4.4vw,56px);font-weight:300;letter-spacing:-0.055em;line-height:1;font-variant-numeric:tabular-nums}
.hw__time small{font-size:.32em;letter-spacing:.06em;margin-left:4px;opacity:.6}
.hw__city{font:500 10px/1 var(--font-mono);letter-spacing:.14em;text-transform:uppercase;opacity:0;transition:opacity 400ms var(--ease)}
.hw.is-tz .hw__city{opacity:.6}
.hw__frames{display:grid;align-items:start;min-height:clamp(140px,24svh,280px)}
.hw__frame{grid-area:1/1;opacity:0;transform:translateY(14px);transition:opacity var(--t-slow) var(--ease),transform var(--t-slow) var(--ease)}
.hw__frame.is-active{opacity:1;transform:none}
.hw__n{margin:0 0 12px;font:500 var(--label-size)/1 var(--font-mono);letter-spacing:var(--label-track);text-transform:uppercase;opacity:.6}
.hw__t{margin:0 0 12px;font-size:clamp(26px,3.8vw,54px);font-weight:300;letter-spacing:-0.05em;line-height:1.02;text-wrap:balance}
.hw__b{margin:0;max-width:440px;font-size:clamp(15px,1.3vw,18px);line-height:1.5;opacity:.72}
.hw__ab{list-style:none;margin:0;padding:0;display:grid;gap:10px;max-width:460px}
.hw__ab li{display:flex;gap:14px;align-items:baseline;font-size:clamp(15px,1.3vw,18px);line-height:1.45}
.hw__ab b{flex:none;display:inline-grid;place-items:center;width:28px;height:28px;border-radius:50%;box-shadow:inset 0 0 0 1px currentColor;font:500 12px/1 var(--font-mono)}
.hw__tag{display:inline-flex;align-items:center;gap:10px;margin:16px 0 0;padding:7px 12px;border-radius:var(--radius-pill);box-shadow:inset 0 0 0 1px currentColor;font:500 10px/1 var(--font-mono);letter-spacing:.1em;text-transform:uppercase;opacity:.55}
.hw__tag--on{opacity:1}
.hw__progress{position:absolute;left:var(--gutter);right:var(--gutter);bottom:calc(22px + env(safe-area-inset-bottom));height:1px;background:currentColor;opacity:.18}
.hw__progress span{position:absolute;inset:0;background:currentColor;transform-origin:left;transform:scaleX(var(--p,0))}
@media (min-width:900px){
  .hw__grid{grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:var(--sp-5)}
  .hw__visual{width:min(100%,calc(70svh * 1.327))}
}
@media (max-width:899px){
  .hw__label{display:none}
  .hw__steps{min-height:clamp(230px,36svh,330px)}
}
/* 動きを減らす設定・JSなし: 写真は最後の1枚、説明は縦に全部並べる */
html.still .hw,html:not(.js) .hw{height:auto;background:var(--ink);color:var(--linen-50)}
html.still .hw__pin,html:not(.js) .hw__pin{position:static;height:auto;padding:var(--section-pad) 0}
html.still .hw__progress,html:not(.js) .hw__progress,html.still .hw__clock,html:not(.js) .hw__clock{display:none}
html.still .hw__ph:nth-of-type(4),html:not(.js) .hw__ph:nth-of-type(4){opacity:1}
html.still .hw__frames,html:not(.js) .hw__frames{gap:var(--sp-4);min-height:0}
html.still .hw__frame,html:not(.js) .hw__frame{grid-area:auto;opacity:1;transform:none}
html.still .hw__steps,html:not(.js) .hw__steps{min-height:0}

/* ---------- difference（Oura/WHOOP・Eight Sleep との差） ---------- */
.diff__grid{display:grid;gap:14px}
.vs{background:#fff;border-radius:28px;padding:22px 12px 12px}
.vs__vs{margin:0 12px 18px;font:500 var(--label-size)/1 var(--font-mono);letter-spacing:var(--label-track);text-transform:uppercase;color:var(--muted)}
.vs__cols{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.vs__col{background:var(--linen-100);border-radius:20px;padding:clamp(16px,2.4vw,26px);display:flex;flex-direction:column;min-height:clamp(190px,22vw,250px)}
.vs__col--ramp{background:var(--ink);color:var(--linen-50)}
.vs__who{display:flex;align-items:center;gap:8px;margin:0 0 auto;padding-bottom:22px;font:500 10px/1 var(--font-mono);letter-spacing:.12em;text-transform:uppercase;opacity:.7}
.vs__col--ramp .vs__who{opacity:1}
.vs__line{margin:0 0 10px;font-size:clamp(19px,2.1vw,28px);font-weight:300;letter-spacing:-0.035em;line-height:1.12}
.vs__price{margin:0 0 10px;font-size:clamp(34px,4.6vw,60px);font-weight:300;letter-spacing:-0.055em;line-height:1;font-variant-numeric:tabular-nums}
.vs__price small{display:block;margin-top:8px;font:500 clamp(10px,1vw,12px)/1.3 var(--font-mono);letter-spacing:.06em;text-transform:uppercase;opacity:.7}
.vs__sub{margin:0;font-size:14px;line-height:1.45;color:var(--muted)}
.vs__col--ramp .vs__sub{color:var(--muted-dark)}
.diff__note{margin-top:18px}
.js .vs .vs__col--ramp{transform:translateX(10px);opacity:.0;transition:transform 900ms var(--ease) 350ms,opacity 900ms var(--ease) 350ms}
.js .vs.is-in .vs__col--ramp{transform:none;opacity:1}
@media (min-width:900px){.diff__grid{grid-template-columns:1fr 1fr;gap:16px}}
@media (prefers-reduced-motion:reduce){.js .vs .vs__col--ramp{transform:none;opacity:1;transition:none}}

/* ---------- founder ---------- */
.founder{padding-top:calc(var(--section-pad) * .5)}
.founder__grid{display:grid;gap:var(--sp-4);align-items:center}
.founder__ph{margin:0;max-width:300px}
.founder__ph img{width:100%;border-radius:28px;filter:grayscale(.15)}
.founder__body{font-size:clamp(17px,1.5vw,20px);color:var(--ink);max-width:560px}
.founder__sig{margin:var(--sp-3) 0 0;font-weight:500}
.founder__sig span{display:block;font-weight:400;font-size:14px;color:var(--muted)}
@media (min-width:900px){.founder__grid{grid-template-columns:minmax(0,4fr) minmax(0,7fr);gap:var(--sp-6)}.founder__ph{max-width:none}}

/* ---------- advisors（下を丸めた面が、次の面に重なる） ---------- */
.advisors{background:var(--linen-100);border-radius:0 0 var(--radius-section) var(--radius-section);z-index:2}
.adv{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.adv__card{background:#fff;border-radius:28px;padding:28px 26px 26px}
.adv__ph{display:block;width:88px;height:88px;border-radius:50%;object-fit:cover;margin-bottom:22px}
.adv__logos{display:flex;align-items:center;gap:18px;margin:0 0 18px}
.adv__logos img{height:44px;width:auto}
.adv__nm{margin:0 0 8px;font-size:clamp(22px,2vw,26px);font-weight:400;letter-spacing:-0.03em;line-height:1.15}
.adv__rl{margin:0 0 18px;font:500 10px/1.4 var(--font-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.adv__pts{list-style:none;margin:0;padding:0}
.adv__pts li{position:relative;padding:12px 0 12px 18px;border-top:1px solid var(--linen-300);color:var(--muted);font-size:15px;line-height:1.5}
.adv__pts li::before{content:"";position:absolute;left:0;top:21px;width:6px;height:6px;border-radius:50%;background:var(--ink)}
@media (min-width:900px){.adv{grid-template-columns:repeat(3,1fr);gap:16px}}