/* ============================================================
   CC Bridge — 公式LP v2
   色はロゴから取る: 濃紺のタイル / 白い橋桁 / アズールの弧。
   実写は全部おなじ色に落として、1つの作品に見せる。
   ============================================================ */

:root{
  --ink:#060810;
  --ink-2:#0A0E18;
  --surface:#0F1421;
  --surface-2:#141A29;
  --line:rgba(255,255,255,.085);
  --line-2:rgba(255,255,255,.05);

  --fg:#EAEEF7;
  --body:#AEB9CC;
  --muted:#8391A6;
  --dim:#6B7689;

  --azure:#3B9EF5;          /* ロゴの弧 */
  --azure-lt:#8FCBFF;
  --azure-dp:#1668C4;
  --violet:#7C6BFF;
  --emerald:#34D399;
  --coral:#FF6B5E;

  --radius:16px;
  --radius-lg:24px;
  --shadow-1:0 1px 2px rgba(0,0,0,.5), 0 10px 30px rgba(0,0,0,.34);
  --shadow-2:0 2px 8px rgba(0,0,0,.5), 0 30px 70px rgba(0,0,0,.5);
  --glow:0 10px 36px rgba(59,158,245,.32);

  --wrap:1240px;
  --pad:24px;
  --sec-y:clamp(84px, 9vw, 150px);

  --sans:"Inter","Noto Sans JP",-apple-system,BlinkMacSystemFont,"Hiragino Sans","Yu Gothic UI","Meiryo",system-ui,sans-serif;
  --mono:"JetBrains Mono","SFMono-Regular",Consolas,Menlo,monospace;

  --ease:cubic-bezier(.22,.61,.36,1);
  --out:cubic-bezier(.16,1,.3,1);
  color-scheme:dark;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--ink);color:var(--body);
  font-family:var(--sans);font-size:17px;line-height:1.95;letter-spacing:.012em;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden;
}
h1,h2,h3{color:var(--fg);font-weight:800;line-height:1.28;letter-spacing:-.01em;margin:0;font-feature-settings:"palt" 1;text-wrap:balance}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
img,canvas,svg,video{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
b,strong{color:var(--fg);font-weight:700}
button{font:inherit;color:inherit;background:none;border:0}
code{font-family:var(--mono);font-size:.88em;color:#A9CDF0;background:rgba(59,158,245,.08);border:1px solid rgba(59,158,245,.18);border-radius:6px;padding:.12em .45em}
[hidden]{display:none !important}
::selection{background:rgba(59,158,245,.32);color:#fff}
:focus-visible{outline:3px solid var(--azure);outline-offset:3px;border-radius:8px}

.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-9999px;top:0;z-index:999;background:var(--azure);color:#04101E;padding:12px 18px;border-radius:0 0 10px 0;font-weight:700}
.skip:focus{left:0}
.kb{display:inline-block;max-width:100%}
.hl{color:var(--azure)}
section[id]{scroll-margin-top:80px}
.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:var(--pad)}
.wrap--narrow{max-width:840px}
.br-pc{display:none}
@media (min-width:880px){.br-pc{display:inline}}
.mark{width:32px;height:32px;flex:none}

/* 実写に乗せるフィルムグレイン。素材の出どころの違いを馴染ませる */
.grain{
  position:absolute;inset:-50%;pointer-events:none;opacity:.05;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='120' height='120'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3'/></filter><rect width='120' height='120' filter='url(%23n)'/></svg>");
  animation:grain 1.1s steps(3) infinite;
}
@keyframes grain{
  0%{transform:translate(0,0)}33%{transform:translate(-3%,2%)}66%{transform:translate(2%,-3%)}100%{transform:translate(0,0)}
}
/* 背景動画の共通形。色はここで一括して落とす */
.bgv{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  filter:grayscale(.2) brightness(.66) contrast(1.05) saturate(.92);
}

/* ---------- 進捗バー ---------- */
.scrollbar{position:fixed;top:0;left:0;right:0;height:2px;z-index:200;background:rgba(255,255,255,.05)}
.scrollbar i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--azure-dp),var(--azure),var(--azure-lt));box-shadow:0 0 12px rgba(59,158,245,.6)}

/* ---------- buttons ---------- */
.btn{
  --bg:transparent;--fg:var(--fg);--bd:transparent;
  display:inline-flex;align-items:center;justify-content:center;gap:.55em;
  background:var(--bg);color:var(--fg);border:1px solid var(--bd);
  font:700 15px/1 var(--sans);letter-spacing:.02em;
  padding:14px 22px;border-radius:999px;cursor:pointer;white-space:nowrap;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),background-color .2s,border-color .2s,color .2s;
}
.btn svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:transform .3s var(--out)}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn:hover svg{transform:translateX(3px)}
.btn--lg{padding:18px 32px;font-size:16.5px}
.btn--xl{padding:21px 40px;font-size:17.5px}
.btn--primary{--bg:var(--azure);--fg:#04121F;--bd:var(--azure);box-shadow:var(--glow)}
.btn--primary:hover{--bg:var(--azure-lt);--bd:var(--azure-lt);box-shadow:0 16px 48px rgba(59,158,245,.42)}
.btn--glass{--bd:rgba(255,255,255,.26);--bg:rgba(255,255,255,.07);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
.btn--glass:hover{--bg:rgba(255,255,255,.14);--bd:rgba(255,255,255,.45)}
.btn--outline{--bd:rgba(255,255,255,.18);--bg:rgba(255,255,255,.03)}
.btn--outline:hover{--bd:rgba(255,255,255,.38);--bg:rgba(255,255,255,.08)}
.btn--ghost{--fg:var(--body);font-weight:600}
.btn--ghost:hover{--bg:rgba(255,255,255,.06);--fg:var(--fg)}

/* ---------- nav ---------- */
.nav{position:fixed;top:0;left:0;right:0;z-index:150;transition:background-color .35s,border-color .35s,backdrop-filter .35s;border-bottom:1px solid transparent}
.nav.is-stuck{background:rgba(6,8,16,.72);backdrop-filter:saturate(170%) blur(18px);-webkit-backdrop-filter:saturate(170%) blur(18px);border-bottom-color:var(--line)}
.nav__in{width:100%;max-width:var(--wrap);margin-inline:auto;padding:0 var(--pad);height:72px;display:flex;align-items:center;gap:20px}
.nav__brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--fg);font-size:16.5px}
.nav__links{display:none;gap:28px;margin-left:auto;font-size:14.5px;font-weight:500}
.nav__links a{color:var(--body);position:relative;padding:8px 0;transition:color .2s}
.nav__links a::after{content:"";position:absolute;left:0;right:0;bottom:2px;height:2px;border-radius:2px;background:var(--azure);transform:scaleX(0);transform-origin:left;transition:transform .3s var(--out)}
.nav__links a:hover{color:var(--fg)}
.nav__links a:hover::after{transform:scaleX(1)}
.nav__cta{display:none;gap:10px;margin-left:10px}
.nav__cta .btn{padding:11px 18px;font-size:14px}
.burger{margin-left:auto;display:grid;place-content:center;gap:5px;width:46px;height:46px;border:1px solid var(--line);border-radius:13px;cursor:pointer;background:rgba(10,14,24,.6)}
.burger span{display:block;width:18px;height:2px;background:var(--fg);border-radius:2px;transition:transform .3s var(--ease),opacity .2s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.drawer{display:grid;gap:2px;padding:10px var(--pad) 22px;background:rgba(6,8,16,.96);backdrop-filter:blur(18px);border-top:1px solid var(--line)}
.drawer a:not(.btn){padding:14px 4px;font-weight:600;color:var(--fg);border-bottom:1px solid var(--line-2)}
.drawer .btn{margin-top:10px}
@media (min-width:1040px){
  .nav__links,.nav__cta{display:flex}
  .burger{display:none}
  .drawer{display:none !important}
}

/* ---------- eyebrow / section shell ---------- */
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:12.5px;font-weight:700;letter-spacing:.16em;color:var(--azure);margin-bottom:20px}
.eyebrow::before{content:"";width:24px;height:1.5px;border-radius:2px;background:currentColor;opacity:.7}
.eyebrow--em{color:var(--emerald)}
.eyebrow--hero{color:var(--azure-lt)}

.sec{padding:var(--sec-y) 0;position:relative}
.sechead{max-width:800px;margin-bottom:clamp(44px,4.6vw,68px)}
.sechead--center{margin-inline:auto;text-align:center}
.sechead--center .eyebrow{justify-content:center}
.sec__h2{font-size:clamp(1.85rem,1.1rem + 2.7vw,3.1rem);font-weight:900;letter-spacing:-.022em;line-height:1.32;color:#fff}
.sec__lead{margin-top:22px;font-size:clamp(1rem,.95rem + .25vw,1.1rem);line-height:2.05}

/* ============ 1. HERO ============ */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;overflow:hidden;isolation:isolate;padding:120px 0 90px}
.hero__media{position:absolute;inset:0;z-index:-3;overflow:hidden}
.hero__media .bgv{filter:grayscale(.2) brightness(.7) contrast(1.03) saturate(.92);transform:scale(1.06);will-change:transform,filter}
.hero__grade{
  position:absolute;inset:0;
  /* 文字がある左側だけ濃くする。右の橋は見せたいので薄く抜く */
  background:linear-gradient(90deg,rgba(4,6,12,.94) 0%,rgba(4,6,12,.86) 30%,rgba(4,6,12,.52) 58%,rgba(4,6,12,.1) 100%),
             linear-gradient(180deg,rgba(4,6,12,.5),transparent 24%,rgba(4,6,12,.42) 74%,var(--ink)),
             radial-gradient(62% 58% at 24% 44%,rgba(59,158,245,.16),transparent 70%);
}
.hero__vign{position:absolute;inset:0;background:radial-gradient(125% 95% at 55% 46%,transparent 44%,rgba(0,0,0,.46) 100%)}
.hero__arc{position:absolute;inset:0;width:100%;height:100%;z-index:-1;pointer-events:none}
.hero__in{position:relative;z-index:1;max-width:1000px}

.hero__h1{
  font-size:clamp(2.5rem,1rem + 5.4vw,5.1rem);font-weight:900;line-height:1.16;letter-spacing:-.032em;color:#fff;
  text-shadow:0 2px 40px rgba(0,0,0,.5);
}
.hero__h1 .line{display:block}
.hero__h1 .ch{display:inline-block;opacity:0;transform:translateY(.42em) rotate(2deg);filter:blur(6px)}
.hero__h1 .ch.in{opacity:1;transform:none;filter:none;transition:opacity .7s var(--out),transform .9s var(--out),filter .7s var(--out);transition-delay:var(--d)}
.hero__h1 .ch--q{color:var(--azure-lt)}
.hero__lead{margin-top:28px;font-size:clamp(1.02rem,.95rem + .35vw,1.2rem);line-height:2.05;color:#D3DCEB;max-width:40em;text-shadow:0 1px 3px rgba(0,0,0,.9),0 2px 24px rgba(0,0,0,.7)}
.hero__cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:38px}
.hero__facts{display:flex;flex-wrap:wrap;gap:12px 38px;margin-top:46px;padding-top:26px;border-top:1px solid rgba(255,255,255,.1)}
.hero__facts li{display:flex;align-items:baseline;gap:9px}
.hero__facts b{font:900 clamp(1.7rem,1.2rem + 1.3vw,2.4rem)/1 var(--sans);color:#fff;font-variant-numeric:tabular-nums;letter-spacing:-.03em}
.hero__facts span{font-size:13px;color:#9FACC2;font-weight:500;text-shadow:0 1px 3px rgba(0,0,0,.8)}

.hero__scroll{position:absolute;left:50%;bottom:26px;transform:translateX(-50%);z-index:2;display:grid;justify-items:center;gap:9px}
.hero__scroll span{display:block;width:22px;height:36px;border:1.6px solid rgba(255,255,255,.3);border-radius:12px;position:relative}
.hero__scroll span::after{content:"";position:absolute;left:50%;top:7px;width:3px;height:7px;border-radius:2px;background:var(--azure-lt);transform:translateX(-50%);animation:wheel 1.9s var(--ease) infinite}
@keyframes wheel{0%{opacity:0;transform:translate(-50%,0)}30%{opacity:1}70%{opacity:1;transform:translate(-50%,12px)}100%{opacity:0;transform:translate(-50%,14px)}}
.hero__scroll em{font:600 10px/1 var(--mono);letter-spacing:.24em;color:var(--dim);font-style:normal}

/* ============ 2. STATEMENT ============ */
.statement{padding:clamp(100px,12vw,190px) 0;background:linear-gradient(180deg,var(--ink),var(--ink-2))}
.statement__p{
  max-width:19em;margin-inline:auto;text-align:center;
  font-size:clamp(1.45rem,.9rem + 2.3vw,2.7rem);font-weight:800;line-height:1.72;letter-spacing:-.015em;
  color:#8B95AA;font-feature-settings:"palt" 1;
}
/* JS が語句を .w で包む。包まれる前（JS 無し）でも読めるよう、地の色は明るめにしておく */
.statement__p .w{color:#252C3C;transition:color .5s var(--ease)}
.statement__p .w.on{color:#fff}
.statement__p .w.em{color:var(--azure)}

/* ============ 3. TOIL ============ */
.toil{position:relative;height:340vh}
.toil__sticky{position:sticky;top:0;height:100svh;overflow:hidden;display:flex;align-items:center}
.toil__media{position:absolute;inset:0;z-index:-2}
.toil__v{opacity:0;transition:opacity 1s var(--ease);filter:grayscale(.18) brightness(.82) contrast(.94) saturate(.95)}
.toil__v.is-on{opacity:1}
/* 素材ごとに明るさが違うので、暗いカットだけ個別に持ち上げる */
.toil__v[data-chapter="1"]{filter:grayscale(.15) brightness(1.15) contrast(.9) saturate(1)}
.toil__v[data-chapter="2"]{filter:grayscale(.15) brightness(1) contrast(.92) saturate(1)}
.toil__grade{
  position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(4,6,12,.95) 0%,rgba(4,6,12,.88) 34%,rgba(4,6,12,.52) 64%,rgba(4,6,12,.12) 100%),
             radial-gradient(60% 70% at 15% 50%,rgba(255,107,94,.11),transparent 70%);
}
.toil__stage{position:relative;width:100%}
.toil__slots{position:relative;min-height:clamp(260px,34vh,340px);max-width:640px}
.toil__ch{position:absolute;inset:0;opacity:0;transform:translateY(26px);transition:opacity .6s var(--ease),transform .7s var(--out);pointer-events:none}
.toil__ch.is-on{opacity:1;transform:none;pointer-events:auto}
.toil__n{display:block;font:800 13px/1 var(--mono);letter-spacing:.2em;color:var(--coral);margin-bottom:18px}
.toil__ch h2{font-size:clamp(2rem,1.2rem + 3vw,3.6rem);font-weight:900;letter-spacing:-.03em;color:#fff;margin-bottom:20px;text-shadow:0 2px 24px rgba(0,0,0,.6)}
.toil__ch p{font-size:clamp(1rem,.95rem + .25vw,1.12rem);line-height:2.1;color:#C6CFDF;max-width:34em;text-shadow:0 1px 3px rgba(0,0,0,.85)}
.toil__dots{display:flex;gap:10px;margin-top:34px}
.toil__dots button{width:42px;height:22px;display:grid;place-content:center;cursor:pointer}
.toil__dots i{display:block;width:34px;height:3px;border-radius:2px;background:rgba(255,255,255,.18);transition:background-color .35s}
.toil__dots [aria-selected="true"] i{background:var(--azure)}

/* ============ 4. TURN ============ */
.turn{position:relative;min-height:78svh;display:grid;place-items:center;overflow:hidden;isolation:isolate;padding:100px 0;text-align:center}
.turn__media{position:absolute;inset:0;z-index:-2}
.turn__media .bgv{filter:grayscale(.08) brightness(.76) contrast(1.02) saturate(1.1)}
.turn__grade{position:absolute;inset:0;background:radial-gradient(48% 52% at 50% 50%,rgba(4,6,12,.84),rgba(4,6,12,.42) 62%,transparent 84%),linear-gradient(180deg,var(--ink),rgba(6,8,16,.3) 22%,rgba(6,8,16,.3) 78%,var(--ink)),radial-gradient(60% 60% at 50% 50%,rgba(59,158,245,.14),transparent 72%)}
.turn__h{font-size:clamp(1.9rem,1.1rem + 3vw,3.4rem);font-weight:900;letter-spacing:-.028em;line-height:1.42;color:#fff;text-shadow:0 2px 30px rgba(0,0,0,.7)}
.turn__p{margin-top:26px;font-size:clamp(1rem,.95rem + .3vw,1.18rem);color:#D3DCEB;text-shadow:0 1px 3px rgba(0,0,0,.9)}

/* ============ 5. MECHANISM ============ */
.mech{position:relative;height:560vh;background:var(--ink)}
/* 背景は sticky で貼り付ける。fixed にすると .mech の外（ヒーローなど）まで覆ってしまう */
.mech__bg{position:sticky;top:0;height:100svh;margin-bottom:-100svh;overflow:hidden;z-index:0}
.mech__bg .bgv{position:absolute;inset:0;filter:grayscale(.4) brightness(.44) contrast(1.06) saturate(.85)}
.mech__grade{position:absolute;inset:0;background:radial-gradient(56% 54% at 50% 50%,rgba(4,6,12,.72),rgba(4,6,12,.3) 70%,transparent 88%),radial-gradient(70% 60% at 50% 48%,rgba(59,158,245,.1),transparent 72%),linear-gradient(180deg,var(--ink),transparent 20%,transparent 80%,var(--ink))}
/* 下の余白は追従CTAのぶん。ここを削るとキャプションがCTAに隠れる */
.mech__sticky{position:sticky;top:0;height:100svh;display:grid;grid-template-rows:auto 1fr auto;align-content:center;gap:clamp(8px,1.6vh,20px);padding:84px 0 104px;z-index:1}
.mech__head{text-align:center}
.mech__head .eyebrow{margin-bottom:12px}
.mech__h{font-size:clamp(1.4rem,.95rem + 1.6vw,2.2rem);font-weight:900;letter-spacing:-.02em;color:#fff}
.mech__figure{margin:0;display:grid;place-items:center;min-height:0}
.mech__figure canvas{width:min(100%,1000px);height:auto;max-height:100%;aspect-ratio:1000/600}
/* 画面が狭いときは端まで使う。図の文字が読める大きさは JS 側でも上げている */
@media (max-width:760px){
  .mech__figure{margin-inline:calc(var(--pad) * -1)}
  .mech__figure canvas{width:100vw;max-width:none}
  .beats{min-height:6.8em}
}
.mech__caps{display:grid;gap:14px}
.beats{display:grid;gap:6px;max-width:840px;margin-inline:auto;text-align:center;min-height:5.6em}
.beat{
  grid-area:1/1;opacity:0;transform:translateY(12px);
  transition:opacity .45s var(--ease),transform .5s var(--out);
  font-size:clamp(.95rem,.9rem + .25vw,1.08rem);line-height:1.9;color:var(--body);
}
.beat.is-on{opacity:1;transform:none}
.beat b{color:#fff}
.beats__rail{max-width:420px;margin:0 auto;height:2px;border-radius:2px;background:rgba(255,255,255,.1);overflow:hidden}
.beats__rail i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--azure-dp),var(--azure-lt))}
.mech__scroll{position:absolute;inset:0;pointer-events:none}

/* ============ 6. TOOLS ============ */
.tools{background:linear-gradient(180deg,var(--ink),var(--ink-2) 40%,var(--ink))}
.tools__grid{display:grid;gap:22px}
@media (min-width:1000px){.tools__grid{grid-template-columns:minmax(0,.86fr) minmax(0,1.14fr);gap:34px;align-items:start}}
.tools__list{display:grid;gap:6px}
.tool{
  display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:14px;
  width:100%;text-align:left;padding:15px 18px;border-radius:14px;cursor:pointer;
  border:1px solid transparent;transition:background-color .25s,border-color .25s,transform .25s var(--out);
}
.tool:hover{background:rgba(255,255,255,.04)}
.tool.is-on{background:rgba(59,158,245,.1);border-color:rgba(59,158,245,.32)}
.tool__ic{width:36px;height:36px;display:grid;place-content:center;border-radius:11px;background:rgba(255,255,255,.05);border:1px solid var(--line)}
.tool__ic svg{width:18px;height:18px;fill:none;stroke:var(--body);stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;transition:stroke .25s}
.tool.is-on .tool__ic{background:rgba(59,158,245,.16);border-color:rgba(59,158,245,.4)}
.tool.is-on .tool__ic svg{stroke:var(--azure-lt)}
.tool__t{font-size:15px;font-weight:600;color:var(--body);transition:color .25s;line-height:1.5}
.tool.is-on .tool__t{color:#fff}
.risk{font:700 10.5px/1 var(--sans);letter-spacing:.06em;padding:6px 9px;border-radius:999px;white-space:nowrap}
.risk--low{color:#7FE3BE;background:rgba(52,211,153,.1);border:1px solid rgba(52,211,153,.24)}
.risk--mid{color:#9FCBFF;background:rgba(59,158,245,.1);border:1px solid rgba(59,158,245,.26)}
.risk--high{color:#FFA79E;background:rgba(255,107,94,.1);border:1px solid rgba(255,107,94,.26)}

.tools__panel{position:sticky;top:96px}
.demo{border-radius:var(--radius-lg);overflow:hidden;background:#070A12;border:1px solid var(--line);box-shadow:var(--shadow-2)}
.demo__bar{display:flex;align-items:center;gap:7px;padding:13px 16px;background:rgba(255,255,255,.035);border-bottom:1px solid var(--line-2)}
.demo__bar i{width:11px;height:11px;border-radius:50%;background:#2A3243}
.demo__bar i:nth-child(1){background:#FF5F57}.demo__bar i:nth-child(2){background:#FEBC2E}.demo__bar i:nth-child(3){background:#28C840}
.demo__title{margin-left:8px;font:500 12px/1 var(--mono);color:var(--dim);letter-spacing:.04em}
.demo__stage{position:relative;aspect-ratio:16/10;
  background:radial-gradient(70% 70% at 50% 38%,rgba(59,158,245,.1),transparent 70%),
             linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px) 0 0/28px 28px,
             linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px) 0 0/28px 28px}
.tools__desc{margin-top:20px;font-size:15px;line-height:2;color:var(--muted);min-height:4em}

/* --- デモの部品（どの場面も同じ語彙で組む） --- */
.sc{position:absolute;inset:0}
.pane{position:absolute;border-radius:10px;background:rgba(255,255,255,.075);border:1px solid rgba(255,255,255,.17)}
.pane--lit{background:rgba(59,158,245,.17);border-color:rgba(59,158,245,.55);box-shadow:0 0 24px rgba(59,158,245,.18)}
.bar{position:absolute;height:6px;border-radius:3px;background:rgba(255,255,255,.22)}
.bar--a{background:rgba(59,158,245,.7)}
.cur{position:absolute;width:16px;height:16px;pointer-events:none}
.cur::before{content:"";position:absolute;inset:0;background:#fff;clip-path:polygon(0 0,0 100%,28% 74%,44% 100%,62% 90%,46% 64%,100% 56%);filter:drop-shadow(0 2px 4px rgba(0,0,0,.7))}
.ring{position:absolute;width:34px;height:34px;margin:-9px 0 0 -9px;border-radius:50%;border:2px solid var(--azure-lt);opacity:0}
.chip{position:absolute;font:600 11px/1 var(--mono);padding:6px 9px;border-radius:7px;background:rgba(59,158,245,.16);border:1px solid rgba(59,158,245,.4);color:#BFE0FF;white-space:nowrap}
.chip--ok{background:rgba(52,211,153,.14);border-color:rgba(52,211,153,.4);color:#9BEBCB}
.chip--no{background:rgba(255,107,94,.14);border-color:rgba(255,107,94,.4);color:#FFB3AC}
.txt{position:absolute;font:500 11.5px/1.7 var(--mono);color:#7F8DA6;white-space:pre}
.txt em{color:var(--azure-lt);font-style:normal}
.txt i{color:var(--emerald);font-style:normal}
.flash{position:absolute;inset:0;background:linear-gradient(105deg,transparent 35%,rgba(255,255,255,.5) 50%,transparent 65%);opacity:0}

@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
@keyframes popIn{from{opacity:0;transform:scale(.88)}to{opacity:1;transform:scale(1)}}
@keyframes sweep{0%{opacity:0;transform:translateX(-100%)}30%{opacity:1}100%{opacity:0;transform:translateX(100%)}}
@keyframes ringPulse{0%{opacity:0;transform:scale(.4)}40%{opacity:1}100%{opacity:0;transform:scale(1.5)}}
@keyframes blinkbar{0%,100%{opacity:.35}50%{opacity:1}}
@keyframes grow{from{width:0}to{width:var(--w)}}
@keyframes slideOut{0%{opacity:0;transform:translate(0,0) scale(.9)}25%{opacity:1}100%{opacity:1;transform:translate(var(--tx),var(--ty)) scale(1)}}
@keyframes travel{0%{opacity:0;transform:translate(0,0)}12%{opacity:1}88%{opacity:1}100%{opacity:0;transform:translate(var(--tx),var(--ty))}}
@keyframes bounceBack{0%{opacity:0;transform:translateX(0)}20%{opacity:1}55%{transform:translateX(var(--tx))}100%{opacity:0;transform:translateX(0)}}

/* ============ 7. SAFETY ============ */
.safety{position:relative;padding:var(--sec-y) 0;overflow:hidden;isolation:isolate}
.safety__bg{position:absolute;inset:0;z-index:-2}
.safety__bg .bgv{filter:grayscale(.25) brightness(.5) contrast(1.05) saturate(1)}
.safety__grade{position:absolute;inset:0;background:radial-gradient(52% 30% at 50% 20%,rgba(4,6,12,.82),transparent 78%),linear-gradient(180deg,var(--ink),rgba(6,8,16,.66) 20%,rgba(6,8,16,.76) 76%,var(--ink)),radial-gradient(50% 44% at 50% 8%,rgba(52,211,153,.12),transparent 70%)}
.shields{display:grid;gap:16px}
@media (min-width:720px){.shields{grid-template-columns:repeat(2,1fr);gap:18px}}
@media (min-width:1080px){.shields{grid-template-columns:repeat(3,1fr)}}
.shield{
  position:relative;background:rgba(10,14,24,.78);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border:1px solid var(--line);border-radius:var(--radius);padding:28px 26px;overflow:hidden;
  transition:transform .45s var(--out),border-color .3s,background-color .3s;
}
.shield:hover{transform:translateY(-6px);border-color:rgba(52,211,153,.32);background:rgba(16,26,24,.72)}
.shield__n{font:800 12px/1 var(--mono);letter-spacing:.18em;color:var(--emerald);margin-bottom:16px;display:inline-block;padding:7px 10px;border-radius:8px;background:rgba(52,211,153,.1);border:1px solid rgba(52,211,153,.22)}
.shield h3{font-size:1.1rem;margin-bottom:10px;line-height:1.6}
.shield p{font-size:14.5px;line-height:1.95;color:var(--muted)}
.honest{
  max-width:900px;margin:clamp(36px,4vw,56px) auto 0;
  background:rgba(255,107,94,.055);border:1px solid rgba(255,107,94,.22);border-radius:var(--radius);
  padding:28px 30px;font-size:14.8px;line-height:2.05;color:var(--body);
}
.honest__tag{font:800 11.5px/1 var(--sans);letter-spacing:.14em;color:#FFA79E;margin-bottom:14px}

/* ============ 8. PROOF ============ */
.shots{display:grid;gap:20px}
@media (min-width:860px){.shots{grid-template-columns:repeat(2,1fr);gap:24px}}
.shot{margin:0;perspective:1200px}
.shot--wide{grid-column:1/-1}
.shot--wide img{aspect-ratio:16/8.2}
.shot img,.shot video{  width:100%;height:auto;aspect-ratio:16/10;object-fit:cover;object-position:top center;
  border-radius:var(--radius);border:1px solid var(--line);
  box-shadow:var(--shadow-2);background:var(--surface);
  transform:rotateX(var(--rx,0deg)) rotateY(var(--ry,0deg)) translateZ(0);
  transition:transform .35s var(--out),box-shadow .35s;
}
.shot video{display:block;aspect-ratio:736/659;object-fit:contain;background:#0b0f18}
.shot:hover img,.shot:hover video{box-shadow:0 30px 90px rgba(0,0,0,.6),0 0 0 1px rgba(59,158,245,.28)}
.shot figcaption{margin-top:14px;font-size:13.5px;color:var(--muted);line-height:1.8}

/* ============ 9. START ============ */
.start{background:linear-gradient(180deg,var(--ink),var(--ink-2))}
.steps{display:grid;gap:18px}
@media (min-width:900px){.steps{grid-template-columns:repeat(3,1fr);gap:22px}}
.step{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);padding:34px 28px 30px;overflow:hidden}
.step::before{content:"";position:absolute;inset:0 0 auto 0;height:2px;background:linear-gradient(90deg,var(--azure),transparent);opacity:.7}
.step__n{
  display:grid;place-content:center;width:46px;height:46px;border-radius:50%;margin-bottom:20px;
  background:rgba(59,158,245,.12);border:1px solid rgba(59,158,245,.34);
  font:900 18px/1 var(--sans);color:var(--azure-lt);
}
.step h3{font-size:1.2rem;margin-bottom:12px}
.step p{font-size:15px;line-height:2;color:var(--muted)}
.step__meta{display:block;margin-top:18px;padding-top:16px;border-top:1px dashed var(--line);font-size:12.5px;color:var(--dim)}
.step__meta--code{font-family:var(--mono);color:var(--azure-lt);letter-spacing:.04em}
.start__cta{display:flex;justify-content:center;margin-top:40px}

/* ============ 10. DEV ============ */
.dev__in{display:grid;gap:clamp(36px,4.5vw,56px);align-items:center}
@media (min-width:1000px){.dev__in{grid-template-columns:minmax(0,1.04fr) minmax(0,.96fr)}}
.dev .sechead{margin-bottom:0;max-width:none}
.dev__list{display:grid;gap:13px;margin-top:30px}
.dev__list li{position:relative;padding:15px 20px 15px 46px;font-size:14.8px;line-height:1.95;background:rgba(255,255,255,.028);border:1px solid var(--line);border-radius:14px;transition:background-color .3s,border-color .3s}
.dev__list li:hover{background:rgba(255,255,255,.055);border-color:rgba(255,255,255,.18)}
.dev__list li::before{content:"";position:absolute;left:19px;top:23px;width:10px;height:10px;border-radius:50%;background:radial-gradient(circle at 35% 35%,var(--azure-lt),var(--azure));box-shadow:0 0 0 4px rgba(59,158,245,.15)}
.dev__cta{display:flex;flex-wrap:wrap;gap:13px;margin-top:32px}
.term{border-radius:var(--radius-lg);overflow:hidden;background:#05070D;border:1px solid var(--line);box-shadow:var(--shadow-2)}
.term__bar{display:flex;align-items:center;gap:7px;padding:13px 16px;background:rgba(255,255,255,.035);border-bottom:1px solid var(--line-2)}
.term__bar i{width:11px;height:11px;border-radius:50%}
.term__bar i:nth-child(1){background:#FF5F57}.term__bar i:nth-child(2){background:#FEBC2E}.term__bar i:nth-child(3){background:#28C840}
.term__bar span{margin-left:8px;font:500 12px/1 var(--mono);color:var(--dim);letter-spacing:.06em}
.term__body{margin:0;padding:24px 22px;min-height:290px;font:13.2px/2.05 var(--mono);color:#B9C4D8;white-space:pre-wrap;word-break:break-all}
/* 本文用の code スタイル（枠と背景）をターミナルの中では打ち消す */
.term__body code{background:none;border:0;padding:0;color:inherit;font:inherit}
.term__body .c{color:#4E596E}
.term__body .p{color:var(--azure)}
.term__body .s{color:#FFD489}
.term__body .o{color:#78859B}
.term__body .g{color:var(--emerald)}
.term__body .cur{position:static;display:inline-block;width:8px;height:15px;margin:0;background:var(--azure-lt);vertical-align:-2px;animation:blinkbar 1s steps(2) infinite}
.term__body .cur::before{display:none}

/* ============ 11. FAQ ============ */
.faq-sec{background:var(--ink-2)}
.faq{display:grid;gap:12px}
.q{background:var(--surface);border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:border-color .3s}
.q[open]{border-color:rgba(59,158,245,.34)}
.q summary{list-style:none;cursor:pointer;position:relative;padding:22px 58px 22px 24px;font-weight:700;color:var(--fg);font-size:16px;line-height:1.75}
.q summary::-webkit-details-marker{display:none}
.q summary::after{content:"";position:absolute;right:24px;top:50%;width:11px;height:11px;border-right:2px solid var(--azure);border-bottom:2px solid var(--azure);transform:translateY(-70%) rotate(45deg);transition:transform .32s var(--ease)}
.q[open] summary::after{transform:translateY(-25%) rotate(225deg)}
.q summary:hover{background:rgba(255,255,255,.03)}
.q__a{padding:20px 24px 24px;font-size:15px;line-height:2.05;color:var(--muted);border-top:1px solid var(--line-2)}

/* ============ 12. FINAL ============ */
.final{position:relative;min-height:88svh;display:grid;place-items:center;text-align:center;overflow:hidden;isolation:isolate;padding:110px 0}
.final__media{position:absolute;inset:0;z-index:-2}
.final__media .bgv{filter:grayscale(.1) brightness(.7) contrast(1.02) saturate(1.05)}
.final__grade{position:absolute;inset:0;background:radial-gradient(46% 42% at 50% 46%,rgba(4,6,12,.86),rgba(4,6,12,.4) 66%,transparent 86%),linear-gradient(180deg,var(--ink),rgba(6,8,16,.34) 24%,rgba(6,8,16,.46) 76%,var(--ink)),radial-gradient(60% 55% at 50% 62%,rgba(59,158,245,.2),transparent 72%)}
.final__h{font-size:clamp(2rem,1.1rem + 3.4vw,3.8rem);font-weight:900;letter-spacing:-.03em;color:#fff;line-height:1.35;text-shadow:0 2px 30px rgba(0,0,0,.7)}
.final__p{margin-top:24px;font-size:clamp(1rem,.95rem + .3vw,1.16rem);color:#D3DCEB;text-shadow:0 1px 3px rgba(0,0,0,.9)}
.final__cta{display:flex;flex-wrap:wrap;justify-content:center;gap:15px;margin-top:42px}

/* ============ FOOTER ============ */
.foot{background:#04060C;border-top:1px solid var(--line-2);color:var(--dim);padding:56px 0 46px;font-size:14px}
.foot__in{display:grid;gap:26px}
@media (min-width:880px){.foot__in{grid-template-columns:1fr auto;align-items:center;row-gap:20px}}
.foot__brand{display:flex;align-items:center;gap:14px}
.foot__brand .mark{width:38px;height:38px}
.foot__brand b{display:block;color:var(--fg);font-size:15.5px}
.foot__brand span{display:block;margin-top:3px;font-size:12.5px;color:var(--dim);font-family:var(--mono)}
.foot__nav{display:flex;flex-wrap:wrap;gap:12px 24px}
.foot__nav a{transition:color .2s}
.foot__nav a:hover{color:var(--fg)}
.foot__credit{font-size:12.5px;color:#414A5C}
.foot__credit a{color:#5D6A80;text-decoration:underline;text-underline-offset:3px}
.foot__c{font-size:12.5px;color:#3B4354}
@media (min-width:880px){.foot__credit{grid-column:1}.foot__c{grid-column:2;text-align:right}}

/* ============ DOCK ============ */
.dock{
  position:fixed;left:0;right:0;bottom:0;z-index:140;
  transform:translateY(120%);transition:transform .45s var(--out);
  padding:0 var(--pad) max(14px,env(safe-area-inset-bottom));
}
.dock.is-on{transform:none}
.dock__in{
  max-width:var(--wrap);margin-inline:auto;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:14px 16px 14px 24px;border-radius:18px;
  background:rgba(10,14,24,.88);backdrop-filter:saturate(170%) blur(18px);-webkit-backdrop-filter:saturate(170%) blur(18px);
  border:1px solid var(--line);box-shadow:0 20px 60px rgba(0,0,0,.6);
}
.dock__t{font-size:13.5px;line-height:1.7;color:var(--muted)}
.dock__t b{display:block;color:var(--fg);font-size:14.5px}
@media (max-width:640px){
  .dock__in{padding:12px 12px 12px 18px}
  .dock__t span{display:none}
  .dock .btn{padding:12px 18px;font-size:14px}
}

/* ============ 出現 ============ */
[data-anim]{opacity:0;transform:translateY(24px);transition:opacity .8s var(--out),transform .8s var(--out);transition-delay:calc(var(--d,0) * 90ms)}
[data-anim].in{opacity:1;transform:none}

/* ============ 動きを減らす ============ */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  [data-anim],.hero__h1 .ch{opacity:1 !important;transform:none !important;filter:none !important}
  .grain{display:none}
  .bgv{display:none}
  .hero__media,.toil__media,.turn__media,.mech__bg,.safety__bg,.final__media{
    background-size:cover;background-position:center;
  }
  .hero__media{background-image:url("/lp/media/hero.jpg")}
  .toil__media{background-image:url("/lp/media/toil1.jpg")}
  .turn__media{background-image:url("/lp/media/flow.jpg")}
  .safety__bg{background-image:url("/lp/media/safety.jpg")}
  .final__media{background-image:url("/lp/media/cta.jpg")}
  .toil{height:auto}
  .toil__sticky{position:static;height:auto;padding:80px 0}
  .toil__slots{min-height:0;display:grid;gap:44px}
  .toil__ch{position:static;opacity:1;transform:none;pointer-events:auto}
  .toil__dots{display:none}
  .mech{height:auto}
  .mech__sticky{position:static;height:auto;padding:80px 0}
  .beats{min-height:0;display:grid;gap:14px;text-align:left}
  .beat{grid-area:auto;opacity:1;transform:none}
  .statement__p .w{color:#fff}
  .statement__p .w.em{color:var(--azure)}
  .hero__scroll{display:none}
}

/* ---------- 無編集の記録（控えめに。動画 + 5 枚のカード。カードは押すとその場面へ） ---------- */
.rec-sec{background:var(--ink);border-top:1px solid var(--line-2);padding-top:clamp(64px,7vw,110px)}
.rec-sec .rec__head{max-width:860px;margin-bottom:clamp(22px,2.6vw,34px)}
.rec-sec .eyebrow{color:var(--muted)}
.rec__h{font-size:clamp(1.3rem,1rem + 1.2vw,1.85rem);font-weight:800;letter-spacing:-.015em;line-height:1.5;color:var(--fg)}
.rec__fig{margin:0 auto;max-width:1040px}
.rec__v{display:block;width:100%;height:auto;aspect-ratio:1440/934;background:#000;border-radius:var(--radius);border:1px solid var(--line);box-shadow:var(--shadow-1)}
.rcards{list-style:none;margin:22px auto 0;padding:0;max-width:1040px;display:grid;gap:10px;grid-template-columns:repeat(5,minmax(0,1fr))}
@media (max-width:1039px){.rcards{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media (max-width:640px){.rcards{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}}
.rcard{position:relative;display:grid;gap:6px;align-content:start;width:100%;min-height:100%;margin:0;padding:16px 14px 14px;text-align:left;font:inherit;color:inherit;cursor:pointer;
  background:var(--surface);border:1px solid var(--line);border-radius:14px;
  transition:transform .35s var(--out),border-color .25s,box-shadow .35s}
.rcard:hover{transform:translateY(-2px);border-color:rgba(59,158,245,.4);box-shadow:0 14px 40px rgba(0,0,0,.4)}
.rcard:focus-visible{outline:2px solid var(--azure);outline-offset:2px}
.rcard.is-on{border-color:var(--azure)}
.rcard__ic{position:relative;width:44px;height:44px;display:grid;place-content:center;border-radius:12px;background:rgba(255,255,255,.05);border:1px solid var(--line)}
.rcard__svg{width:24px;height:24px;fill:var(--c)}
.rcard__apps{position:absolute;right:-6px;bottom:-6px;display:flex;gap:2px;padding:2px;border-radius:7px;background:var(--surface);border:1px solid var(--line)}
.rcard__apps svg{width:11px;height:11px;fill:var(--body)}
.rcard__n{position:absolute;top:14px;right:14px;font-family:var(--mono);font-size:11.5px;letter-spacing:.06em;color:var(--dim)}
.rcard__t{margin-top:4px;font-weight:800;font-size:14.5px;line-height:1.45;color:var(--fg);letter-spacing:-.01em}
.rcard__d{font-size:12.5px;line-height:1.7;color:var(--muted)}
.rcard__b{display:flex;flex-wrap:wrap;align-items:center;gap:6px;margin-top:4px}
.rcard__b time{margin-left:auto;font-family:var(--mono);font-size:11px;color:var(--dim)}
.rb{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;border-radius:999px;font-size:11px;font-weight:700;letter-spacing:.02em;line-height:1.6;text-decoration:none;white-space:nowrap}
.rb--ccb{background:rgba(59,158,245,.14);color:var(--azure-lt);border:1px solid rgba(59,158,245,.3)}
.rb--elcr{background:rgba(52,211,153,.12);color:var(--emerald);border:1px solid rgba(52,211,153,.3)}
.rb--both{background:linear-gradient(90deg,rgba(59,158,245,.16),rgba(52,211,153,.14));color:var(--fg);border:1px solid rgba(255,255,255,.18)}
.rb--both i{font-style:normal;opacity:.6}
a.rb:hover{filter:brightness(1.15)}
.rec__x{max-width:1040px;margin:18px auto 0;font-size:13.5px;line-height:1.9;color:var(--muted)}
.rec__x a{color:var(--fg);font-weight:700;text-decoration:underline;text-underline-offset:.2em;text-decoration-color:rgba(255,255,255,.3)}
.rec__tm{max-width:1040px;margin:8px auto 0;font-size:11.5px;line-height:1.8;color:var(--dim)}