/* ============ KAMAE シネマティックLP ============ */
/* デザイントークン */
:root{
  --bg-0:#0A0A0A; --bg-1:#0D0D0D; --bg-2:#141414; --bg-3:#1A1A1A;
  --line:#ECECEC; --sub:#9A9A9A; --frame:#363636;
  --amber:#E8780A; --amber-soft:rgba(232,120,10,0.30); --amber-faint:rgba(232,120,10,0.12);
  --serif:'Noto Serif JP',serif; --sans:'Noto Sans JP',sans-serif;
  --glow-copy:drop-shadow(0 0 26px var(--amber-soft)) drop-shadow(0 0 6px rgba(245,245,245,0.15));
  --ease-out:cubic-bezier(0.22,1,0.36,1);
}

/* フォント（subset自己ホスト） */
@font-face{font-family:'Noto Serif JP';font-weight:600;font-display:swap;
  src:url(fonts/serif-600.woff2) format('woff2')}
@font-face{font-family:'Noto Sans JP';font-weight:400;font-display:swap;
  src:url(fonts/sans-400.woff2) format('woff2')}
@font-face{font-family:'Noto Sans JP';font-weight:500;font-display:swap;
  src:url(fonts/sans-500.woff2) format('woff2')}
@font-face{font-family:'Noto Sans JP';font-weight:700;font-display:swap;
  src:url(fonts/sans-700.woff2) format('woff2')}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg-1);color:var(--line);
  font-family:var(--sans);font-weight:400;line-height:1.8;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}

/* ============ 世界観レイヤー ============ */
.layer{position:fixed;inset:0;pointer-events:none}
.layer-base{z-index:-3;background:linear-gradient(180deg,var(--bg-0),var(--bg-1))}
/* transform=ドリフト / translate=スクロール視差(JS)。独立プロパティで合成しGPUのみ */
.layer-fog{z-index:-2;opacity:1;will-change:transform,translate;
  background:
    radial-gradient(42% 34% at 30% 62%, rgba(232,120,10,0.05), transparent 70%),
    radial-gradient(50% 40% at 72% 30%, rgba(255,255,255,0.02), transparent 70%);
  animation:fogdrift 50s ease-in-out infinite alternate;
}
@keyframes fogdrift{
  from{transform:translate3d(-7%,-4%,0) scale(1.02)}
  to{transform:translate3d(7%,6%,0) scale(1.10)}
}
@keyframes herofog{
  from{transform:translate3d(-6%,-3%,0) scale(1.04)}
  to{transform:translate3d(7%,5%,0) scale(1.14)}
}
.layer-grain{z-index:-1;opacity:0.03;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation:grain 8s steps(8) infinite;
}
@keyframes grain{
  0%{background-position:0 0}12.5%{background-position:-60px 40px}
  25%{background-position:40px -80px}37.5%{background-position:-40px 120px}
  50%{background-position:80px 20px}62.5%{background-position:-120px -40px}
  75%{background-position:20px 80px}87.5%{background-position:-80px -120px}
  100%{background-position:0 0}
}

/* 光の呼吸（CTA=控えめ4s / 文字グロー=深め5s） */
@keyframes breathe{0%,100%{opacity:1}50%{opacity:0.85}}
@keyframes glowbreathe{0%,100%{opacity:1}50%{opacity:0.75}}
.breathe{animation:breathe 4s ease-in-out infinite}

/* ============ S0 ロゴ・追従CTA ============ */
.logo{
  position:fixed;top:24px;left:24px;z-index:40;
  font-family:var(--serif);font-weight:600;font-size:16px;
  letter-spacing:0.3em;color:#F5F5F5;opacity:1;
  transition:opacity 0.5s var(--ease-out);
}
.logo.logo-hide{opacity:0;pointer-events:none}
.logo::after{content:"";display:block;width:50%;height:1px;
  background:rgba(232,120,10,0.5);margin-top:4px}
.sticky-cta{
  position:fixed;z-index:50;opacity:0;pointer-events:none;
  transform:translateY(12px);
  transition:opacity 0.4s var(--ease-out),transform 0.4s var(--ease-out);
}
.sticky-cta.show{opacity:1;pointer-events:auto;transform:translateY(0)}
.sticky-cta.show .cta-sticky{pointer-events:auto}
@media (max-width:767px){
  .sticky-cta{
    left:0;right:0;bottom:0;height:64px;
    display:flex;align-items:center;justify-content:center;
    background:rgba(10,10,10,0.85);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  }
  .cta-sticky{padding:12px 32px;font-size:14px}
}
@media (min-width:768px){
  .sticky-cta{right:32px;bottom:32px}
}

/* ============ CTA ============ */
.cta{
  display:inline-block;color:var(--bg-0);
  background:linear-gradient(180deg,#F08A1F 0%,#E8780A 55%,#D96E08 100%);
  font-family:var(--sans);font-weight:700;font-size:16px;letter-spacing:0.04em;
  padding:18px 40px;border-radius:999px;
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.25),0 0 40px rgba(232,120,10,0.35);
  transition:transform 0.25s var(--ease-out),box-shadow 0.25s var(--ease-out),filter 0.25s var(--ease-out);
}
.cta:hover{transform:translateY(-2px);filter:brightness(1.04);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.25),0 0 40px rgba(232,120,10,0.45)}
.cta-s{font-size:14.5px;padding:16px 36px}

/* ============ セクション共通 ============ */
.sec{position:relative;padding:144px 24px;max-width:1200px;margin:0 auto}
.sec-head{margin-bottom:64px;text-align:center}
.sec-label{
  font-family:var(--sans);font-weight:500;font-size:11px;
  letter-spacing:0.4em;color:var(--amber);margin-bottom:16px;
}
.sec-title{
  font-family:var(--serif);font-weight:600;
  font-size:clamp(24px,3.6vw,44px);color:#F5F5F5;line-height:1.5;
  text-wrap:balance;
}

/* reveal */
.reveal{opacity:0;transform:translateY(24px);
  transition:opacity 0.8s var(--ease-out),transform 0.8s var(--ease-out);
  transition-delay:var(--stagger,0ms);
}
.reveal.is-view{opacity:1;transform:translateY(0)}

/* ============ S1 HERO（v1.1: 文字と画像の完全分離） ============ */
.hero{position:relative;height:auto;min-height:96svh;display:flex;flex-direction:column;overflow:hidden}

/* モバイル(〜767px): 上42svh=純黒テキスト / 下54svh=アート全体表示（重なりゼロ） */
.hero-inner{
  position:relative;z-index:3;min-height:42svh;
  display:flex;flex-direction:column;justify-content:center;align-items:center;
  text-align:center;background:var(--bg-0);padding:88px 12px 32px;
}
.hero-bg{display:none}
.hero-band{display:none}
.hero-art{
  position:relative;flex:1;min-height:46svh;
  background:url(assets/hero-mobile.webp) no-repeat 40% bottom;
  background-size:auto 86%;
}
/* モバイル境目消し：上端→bg-0（純黒ゾーンと連続）／下端→bg-1（S2と連続）／左右→bg-0 */
.hero-art::after{
  content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background:
    linear-gradient(180deg, var(--bg-0) 0%, transparent 16%, transparent 78%, var(--bg-1) 100%),
    linear-gradient(90deg, var(--bg-0) 0%, transparent 9%, transparent 91%, var(--bg-0) 100%);
}
/* HERO画像の上に重ねる“動くモヤ”（screen合成）＝漂い＋空気の揺らぎを知覚可能に */
.hero-fog{
  position:absolute;inset:0;z-index:1;pointer-events:none;mix-blend-mode:screen;
  will-change:transform,opacity;
  background:
    radial-gradient(52% 46% at 34% 60%, rgba(232,120,10,0.11), transparent 70%),
    radial-gradient(46% 40% at 70% 34%, rgba(232,120,10,0.08), transparent 72%),
    radial-gradient(38% 30% at 52% 78%, rgba(232,120,10,0.06), transparent 74%);
  animation:herofog 45s ease-in-out infinite alternate, fogpulse 9s ease-in-out infinite;
}
@keyframes fogpulse{0%,100%{opacity:0.55}50%{opacity:1}}
.copy{font-family:var(--serif);font-weight:600;letter-spacing:0.15em;
  color:#F5F5F5;line-height:1.4}
.copy-1,.copy-2{display:block;position:relative}
.copy-1{font-size:clamp(22px,4.2vw,60px)}
.copy-2{font-size:clamp(36px,7vw,96px)}
/* 3層グロー: filter2層 + ::before複製のアンバーぼかし層 */
.glow{filter:var(--glow-copy);animation:glowbreathe 5s ease-in-out infinite}
.copy-1::before,.copy-2::before,.story-theme::before,.final-copy::before{
  content:attr(data-text);position:absolute;inset:0;z-index:-1;
  color:var(--amber);filter:blur(18px);opacity:0.35;
}
.glow-weak{filter:drop-shadow(0 0 26px rgba(232,120,10,0.18)) drop-shadow(0 0 6px rgba(245,245,245,0.09))}
.glow-weak::before{opacity:0.21}
.hero-sub{
  margin-top:20px;font-family:var(--sans);font-weight:400;
  font-size:clamp(13px,1.6vw,18px);color:var(--sub);letter-spacing:0.1em;
  text-wrap:balance;
}
.hero-cta-wrap{margin-top:32px}
.cta-micro{margin-top:8px;font-size:11px;letter-spacing:0.2em;color:#C9C9C9}
.scroll-cue{
  position:absolute;bottom:16px;left:50%;transform:translateX(-50%);
  z-index:3;display:flex;flex-direction:column;align-items:center;gap:8px;
}
.cue-line{width:1px;height:48px;
  background:linear-gradient(180deg,var(--sub),transparent);
  animation:cue 3s ease-in-out infinite}
@keyframes cue{0%,100%{transform:translateY(0)}50%{transform:translateY(8px)}}
.cue-text{font-size:8px;letter-spacing:0.4em;color:var(--sub)}

/* 768px+: 左=グラデ帯上のテキスト / 右=アート。級数はspec上限×帯フィットのmin */
@media (min-width:768px){
  .hero{display:block;height:96svh;min-height:560px}
  .hero-bg{display:block;position:absolute;top:0;bottom:0;right:0;left:16%;z-index:0}
  .hero-bg img{position:absolute;inset:0;width:100%;height:100%;
    object-fit:cover;object-position:0% 50%}
  /* 境目消し：下端→bg-1(S2と連続)／右端→bg-1。アートワーク(スマホ・チラシ)は隠さない範囲 */
  .hero-bg::after{
    content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
    background:
      linear-gradient(180deg, transparent 0%, transparent 74%, var(--bg-1) 100%),
      linear-gradient(90deg, transparent 93%, var(--bg-1) 100%);
  }
  .hero-art{display:none}
  .hero-band{
    display:block;position:absolute;top:0;bottom:0;left:0;width:45%;z-index:2;
    background:linear-gradient(90deg,var(--bg-0) 0%,var(--bg-0) 52%,rgba(10,10,10,0.65) 78%,transparent 100%);
  }
  .hero-inner{
    position:absolute;inset:0 auto 0 0;width:45%;height:auto;min-height:0;
    background:none;text-align:left;align-items:flex-start;justify-content:center;
    padding:0 24px 0 clamp(24px,4.5vw,72px);
  }
  /* 8字+字間0.15em=9.2em が帯内に収まる動的上限（大画面でspec 60/96pxへ到達） */
  .copy-1{font-size:max(20px,min(clamp(20px,4.2vw,60px),calc((45vw - 140px)/14.7)))}
  .copy-2{font-size:max(28px,min(clamp(34px,7vw,96px),calc((45vw - 140px)/9.2)))}
  .cta-micro{text-align:left}
}
@media (min-width:1200px){
  .hero-bg{left:26%}
  .hero-bg img{object-position:23% 50%}
  .hero-band{width:38%;
    background:linear-gradient(90deg,var(--bg-0) 0%,var(--bg-0) 55%,rgba(10,10,10,0.65) 80%,transparent 100%)}
  .hero-inner{width:38%}
  .copy-1{font-size:min(clamp(20px,4.2vw,60px),calc((38vw - 96px)/14.7))}
  .copy-2{font-size:min(clamp(34px,7vw,96px),calc((38vw - 96px)/9.2))}
}

/* ============ S2 GAP ============ */
.gap-cols{display:grid;gap:64px;align-items:center}
@media (min-width:768px){.gap-cols{grid-template-columns:1fr 1fr}}
.phone-mock{max-width:250px;margin:0 auto;position:relative}
/* 外周の四角い断絶を解消：背後に微かなアンバーグロー(blur40px)＋外周がbgへ溶けるビネット */
.phone-mock::before{
  content:"";position:absolute;z-index:-1;inset:-52px -44px;
  background:radial-gradient(ellipse 60% 68% at 50% 46%, rgba(232,120,10,0.15), transparent 72%);
  filter:blur(40px);pointer-events:none;
}
.phone-mock img{
  border-radius:40px;border:1px solid var(--frame);background:var(--bg-3);padding:10px;
  box-shadow:inset 0 0 24px var(--amber-faint),0 0 60px 8px rgba(232,120,10,0.10);
  -webkit-mask-image:radial-gradient(ellipse 96% 98% at 50% 50%, #000 86%, transparent 100%);
  mask-image:radial-gradient(ellipse 96% 98% at 50% 50%, #000 86%, transparent 100%);
}
.mock-caption{margin-top:12px;text-align:center;font-size:11px;
  letter-spacing:0.1em;color:var(--sub)}
.gap-list{list-style:none;display:flex;flex-direction:column;gap:24px;max-width:420px;margin:0 auto}
.gap-list li{
  padding-left:20px;border-left:2px solid var(--amber);
  font-weight:500;font-size:clamp(16px,2vw,20px);color:#F5F5F5;
  word-break:auto-phrase;
}
.gap-note{
  margin-top:64px;text-align:center;font-family:var(--serif);
  font-weight:600;font-size:clamp(15px,2vw,20px);color:var(--sub);
  text-wrap:balance;
}

/* ============ S2.5 WHY（静かな宣言） ============ */
.sec-why{max-width:820px}
.why-inner{text-align:center}
.why-inner .sec-label{margin-bottom:16px}
.why-title{
  font-family:var(--serif);font-weight:600;
  font-size:clamp(22px,3.2vw,38px);color:#F5F5F5;line-height:1.5;
  text-wrap:balance;
}
.why-keyline{display:block;width:48px;height:1px;margin:36px auto;background:var(--amber)}
.why-body{
  font-family:var(--serif);font-weight:600;
  font-size:clamp(15px,1.9vw,19px);color:var(--sub);line-height:2.1;
  max-width:640px;margin:0 auto;letter-spacing:0.02em;
  text-wrap:pretty;
}
.why-body-close{margin-top:24px;color:#F5F5F5}

/* ============ S3 PROOF ============ */
.proof-main{
  max-width:560px;margin:0 auto;background:var(--bg-2);border-radius:12px;
  padding:16px;box-shadow:inset 3px 0 0 rgba(232,120,10,0.55),0 8px 48px rgba(0,0,0,0.5);
  transition:transform 0.5s var(--ease-out);
}
.proof-main:hover{transform:scale(1.01)}
.proof-main img{border-radius:6px}
.proof-note{margin-top:16px;text-align:center;font-size:12px;color:var(--sub)}
.proof-lead{
  margin-top:64px;text-align:center;font-family:var(--serif);
  font-weight:600;font-size:clamp(16px,2.2vw,22px);color:#F5F5F5;
  text-wrap:balance;
}
.proof-subcards{
  margin-top:24px;display:grid;gap:24px;max-width:760px;margin-left:auto;margin-right:auto;
}
@media (min-width:768px){.proof-subcards{grid-template-columns:1fr 1fr}}
.subcard{
  background:var(--bg-2);border:1px solid var(--frame);border-radius:12px;
  padding:16px;display:flex;flex-direction:column;gap:12px;
}
.subcard img{border-radius:6px}
.subcard figcaption,.subcard-text figcaption{
  font-size:12px;letter-spacing:0.1em;color:var(--sub);text-align:center;
}
.subcard-text{justify-content:space-between}
.sns-mock{
  font-size:13.5px;color:var(--line);line-height:2;
  background:var(--bg-3);border-radius:8px;padding:16px;
}
.mid-cta-wrap{margin-top:64px;text-align:center}

/* 提供ツール一覧グリッド */
.tool-grid{
  margin-top:24px;display:grid;gap:16px;max-width:760px;
  margin-left:auto;margin-right:auto;
}
@media (min-width:768px){.tool-grid{grid-template-columns:1fr 1fr}}
.tool-card{
  background:var(--bg-2);border-left:2px solid var(--amber);
  border-radius:8px;padding:20px 24px;
}
.tool-name{
  font-family:var(--sans);font-weight:700;font-size:15px;
  color:#F5F5F5;letter-spacing:0.02em;
}
.tool-desc{margin-top:8px;font-size:13px;color:var(--sub);line-height:1.9}
.tool-note{
  margin-top:24px;text-align:center;font-size:13px;
  letter-spacing:0.08em;color:var(--sub);
}

/* ============ S3.5 PAIN ============ */
.sec-pain{max-width:820px}
.pain-list{
  list-style:none;display:flex;flex-direction:column;gap:28px;
  max-width:600px;margin:0 auto;
}
.pain-list li{
  padding-left:20px;border-left:2px solid rgba(232,120,10,0.7);
  font-weight:500;font-size:clamp(16px,2.2vw,22px);
  color:#F5F5F5;line-height:1.6;
  text-wrap:balance;word-break:auto-phrase;
}
.pain-catch{
  margin-top:56px;text-align:center;font-family:var(--serif);
  font-weight:600;font-size:clamp(17px,2.6vw,26px);
  color:#F5F5F5;line-height:1.7;
  text-wrap:balance;word-break:auto-phrase;
}

/* ============ S4 STORY ============ */
.sec-story{max-width:1000px}
.story-split{display:grid;border-radius:12px;overflow:hidden}
@media (min-width:768px){.story-split{grid-template-columns:1fr 1fr}}
.story-dark,.story-light{padding:64px 40px;display:flex;flex-direction:column;gap:24px}
.story-dark p,.story-light p{word-break:auto-phrase}
.story-dark{background:var(--bg-0)}
.story-dark p{color:var(--sub);font-size:clamp(14px,1.8vw,17px)}
.story-light{
  background:linear-gradient(135deg,var(--bg-2),rgba(232,120,10,0.10));
}
.story-light p{color:#F5F5F5;font-weight:500;font-size:clamp(14px,1.8vw,17px)}
.story-theme{
  position:relative;margin-top:96px;text-align:center;
  font-family:var(--serif);font-weight:600;letter-spacing:0.12em;
  font-size:clamp(28px,5vw,64px);color:#F5F5F5;line-height:1.5;
  text-wrap:balance;
  animation:glowbreathe 5s ease-in-out infinite;
}

/* ============ S5 PRICING ============ */
.price-card{
  max-width:480px;margin:0 auto;background:var(--bg-2);
  border:1px solid var(--frame);border-top:2px solid var(--amber);
  border-radius:12px;padding:40px;text-align:center;
}
.price-main{font-family:var(--serif);font-weight:600;font-size:clamp(28px,7vw,40px);color:#F5F5F5;line-height:1.35}
.price-amount{white-space:nowrap}
.price-unit{font-size:clamp(13px,3.6vw,18px)}
.price-sub{margin-top:8px;font-size:13px;color:var(--sub)}
.price-list{
  list-style:none;margin-top:24px;text-align:left;
  display:flex;flex-direction:column;gap:12px;
}
.price-list li{position:relative;padding-left:32px;font-size:15px;color:var(--line)}
.price-list li::before{
  content:"";position:absolute;left:4px;top:7px;width:12px;height:7px;
  border-left:2px solid var(--amber);border-bottom:2px solid var(--amber);
  transform:rotate(-45deg);
}
.price-cta-wrap{margin-top:40px;text-align:center}
.price-link-wrap{margin-top:16px;text-align:center}
.price-link{font-size:13px;color:var(--sub);
  border-bottom:1px solid var(--frame);padding-bottom:2px;
  transition:color 0.3s}
.price-link:hover{color:var(--line)}

/* ============ S6 FINAL ============ */
.sec-final{
  min-height:92svh;max-width:none;display:flex;flex-direction:column;
  justify-content:center;align-items:center;text-align:center;
  background:radial-gradient(46% 38% at 50% 55%, rgba(232,120,10,0.10), transparent 72%);
}
.final-inner{display:flex;flex-direction:column;gap:40px;align-items:center}
.final-copy{
  position:relative;font-family:var(--serif);font-weight:600;
  font-size:clamp(30px,5vw,72px);letter-spacing:0.14em;color:#F5F5F5;
  text-wrap:balance;
}
.footer{
  margin-top:auto;padding-top:96px;display:flex;flex-wrap:wrap;gap:16px 32px;
  align-items:center;justify-content:center;padding-bottom:96px;
}
@media (max-width:767px){.footer{padding-bottom:120px}} /* 追従バー分の逃げ */
.footer-logo{font-family:var(--serif);font-weight:600;font-size:13px;
  letter-spacing:0.3em;color:#F5F5F5;opacity:0.9}
.footer-link{font-size:12px;color:var(--sub);border-bottom:1px solid var(--frame)}
.footer-copy{font-size:12px;color:var(--sub)}

/* ============ ブレイクポイント微調整 ============ */
@media (min-width:1200px){.sec{padding:144px 40px}}
@media (min-width:1600px){.hero-inner,.sec{max-width:1400px}}
@media (max-width:767px){
  .sec{padding:96px 20px}
  .story-theme{margin-top:64px}
}

/* ============ reduced-motion: フェードのみに縮退 ============ */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .layer-fog,.layer-grain,.hero-fog,.breathe,.glow,.story-theme,.cue-line{animation:none !important}
  .layer-fog{translate:none !important} /* スクロール視差も停止 */
  .reveal{transform:none;transition:opacity 0.6s ease}
  .reveal.is-view{transform:none}
  .cta,.proof-main{transition:none}
  .cta:hover{transform:none}
}