:root{
  --navy-950:#07111f;
  --navy-900:#0b1728;
  --navy-800:#13243a;
  --blue-700:#155eef;
  --blue-600:#2775ff;
  --blue-500:#4c8dff;
  --blue-100:#eaf2ff;
  --cyan-300:#70d5ff;
  --ink:#101828;
  --muted:#59677b;
  --muted-2:#7a879a;
  --line:#e1e8f1;
  --soft:#f5f8fc;
  --white:#fff;
  --success:#0f8a5f;
  --max:1200px;
  --radius-xl:32px;
  --radius-lg:24px;
  --radius-md:18px;
  --shadow-sm:0 10px 30px rgba(15,35,60,.07);
  --shadow-lg:0 30px 80px rgba(4,17,37,.18);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  color:var(--ink);
  background:var(--white);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic UI","Meiryo",sans-serif;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
body.menu-open{overflow:hidden}
a{color:inherit}
img{display:block;max-width:100%}
button,input,select,textarea{font:inherit}
button{color:inherit}

.skip-link{
  position:fixed;
  top:8px;
  left:8px;
  z-index:9999;
  transform:translateY(-140%);
  background:var(--white);
  color:var(--ink);
  padding:10px 14px;
  border-radius:10px;
  box-shadow:var(--shadow-sm);
}
.skip-link:focus{transform:none}

.site-header{
  position:sticky;
  top:0;
  z-index:1000;
  border-bottom:1px solid rgba(225,232,241,.82);
  background:rgba(255,255,255,.9);
  backdrop-filter:blur(18px);
}
.header-inner{
  width:min(var(--max),calc(100% - 40px));
  min-height:76px;
  margin:0 auto;
  display:flex;
  align-items:center;
  gap:26px;
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  text-decoration:none;
  flex:0 0 auto;
}
.brand img{width:132px;height:auto}
.brand-tag{
  padding-left:12px;
  border-left:1px solid var(--line);
  color:var(--muted);
  font-size:.75rem;
  font-weight:750;
  letter-spacing:.06em;
  white-space:nowrap;
}
.primary-nav{
  margin-left:auto;
  display:flex;
  align-items:center;
  gap:4px;
}
.primary-nav a{
  padding:10px 11px;
  border-radius:999px;
  color:#27364b;
  font-size:.88rem;
  font-weight:700;
  text-decoration:none;
  transition:background .18s ease,color .18s ease;
}
.primary-nav a:hover,.primary-nav a:focus-visible{
  background:var(--soft);
  color:var(--blue-700);
}
.header-cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:44px;
  padding:10px 17px;
  border-radius:999px;
  background:var(--blue-700);
  color:var(--white);
  font-size:.9rem;
  font-weight:800;
  text-decoration:none;
  box-shadow:0 10px 24px rgba(21,94,239,.22);
}
.menu-toggle{
  display:none;
  width:44px;
  height:44px;
  margin-left:auto;
  padding:0;
  border:1px solid var(--line);
  border-radius:14px;
  background:var(--white);
  align-items:center;
  justify-content:center;
  cursor:pointer;
}
.menu-toggle span,.menu-toggle span::before,.menu-toggle span::after{
  display:block;
  width:19px;
  height:2px;
  border-radius:4px;
  background:var(--ink);
  content:"";
}
.menu-toggle span{position:relative}
.menu-toggle span::before{position:absolute;top:-6px}
.menu-toggle span::after{position:absolute;top:6px}

.hero{
  position:relative;
  overflow:hidden;
  background:
    radial-gradient(circle at 82% 14%,rgba(76,141,255,.24),transparent 33%),
    radial-gradient(circle at 72% 72%,rgba(112,213,255,.13),transparent 30%),
    linear-gradient(135deg,var(--navy-950),#0d2037 58%,#102a48);
  color:var(--white);
}
.hero::after{
  position:absolute;
  inset:0;
  pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:46px 46px;
  mask-image:linear-gradient(90deg,#000,transparent 62%);
  content:"";
}
.hero-inner{
  position:relative;
  z-index:1;
  width:min(var(--max),calc(100% - 40px));
  min-height:670px;
  margin:0 auto;
  display:grid;
  grid-template-columns:minmax(0,.93fr) minmax(430px,1.07fr);
  gap:64px;
  align-items:center;
  padding:72px 0 76px;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:9px;
  margin:0 0 20px;
  color:#bdd5ff;
  font-size:.8rem;
  font-weight:850;
  letter-spacing:.1em;
  text-transform:uppercase;
}
.eyebrow::before{
  width:26px;
  height:1px;
  background:var(--cyan-300);
  content:"";
}
.hero h1{
  margin:0;
  max-width:720px;
  font-size:clamp(2.75rem,4.6vw,5.2rem);
  line-height:1.05;
  letter-spacing:-.045em;
  font-weight:900;
}
.hero h1 .accent{
  background:linear-gradient(90deg,#fff,#a7c9ff 55%,#75d8ff);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-lead{
  margin:24px 0 0;
  max-width:660px;
  color:#c9d7e9;
  font-size:clamp(1.02rem,1.1vw,1.18rem);
  line-height:1.9;
}
.hero-actions,.cta-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:30px;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:52px;
  padding:13px 21px;
  border:1px solid transparent;
  border-radius:999px;
  font-size:.96rem;
  font-weight:850;
  line-height:1.2;
  text-align:center;
  text-decoration:none;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease;
}
.btn:hover{transform:translateY(-2px)}
.btn-primary{
  background:linear-gradient(135deg,#4a91ff,#1768f3);
  color:var(--white);
  box-shadow:0 16px 34px rgba(31,105,244,.32);
}
.btn-secondary{
  border-color:rgba(255,255,255,.18);
  background:rgba(255,255,255,.075);
  color:var(--white);
}
.btn-light{
  border-color:#cbdaf2;
  background:var(--white);
  color:var(--blue-700);
  box-shadow:var(--shadow-sm);
}
.hero-trust{
  display:flex;
  flex-wrap:wrap;
  gap:10px 18px;
  margin-top:24px;
  color:#9fb0c5;
  font-size:.82rem;
  font-weight:700;
}
.hero-trust span{display:inline-flex;align-items:center;gap:7px}
.hero-trust span::before{
  width:5px;height:5px;border-radius:50%;background:#6fcbff;content:"";
}
.hero-visual{position:relative;min-height:500px}
.hero-screen{
  position:absolute;
  inset:20px 0 36px 24px;
  overflow:hidden;
  border:1px solid rgba(255,255,255,.16);
  border-radius:28px;
  background:#dce6f3;
  box-shadow:var(--shadow-lg);
  transform:perspective(1200px) rotateY(-4deg) rotateX(1deg);
}
.hero-screen img{width:100%;height:100%;object-fit:cover;object-position:center}
.hero-screen::after{
  position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,18,36,.04),rgba(5,18,36,.22));content:"";
}
.hero-float{
  position:absolute;
  z-index:3;
  padding:16px 18px;
  border:1px solid rgba(255,255,255,.18);
  border-radius:18px;
  background:rgba(8,23,41,.82);
  box-shadow:0 18px 42px rgba(0,0,0,.23);
  backdrop-filter:blur(14px);
}
.hero-float strong{display:block;font-size:1rem;margin-bottom:4px}
.hero-float span{color:#b9c9dc;font-size:.78rem;line-height:1.5}
.hero-float.one{left:-18px;bottom:54px}
.hero-float.two{right:-18px;top:52px}

.section{padding:104px 0}
.section.soft{background:var(--soft)}
.section.dark{background:var(--navy-950);color:var(--white)}
.container{width:min(var(--max),calc(100% - 40px));margin:0 auto}
.section-head{max-width:780px;margin-bottom:44px}
.section-kicker{
  display:inline-block;
  margin:0 0 12px;
  color:var(--blue-700);
  font-size:.78rem;
  font-weight:900;
  letter-spacing:.12em;
  text-transform:uppercase;
}
.dark .section-kicker{color:#8ebcff}
.section h2{
  margin:0;
  font-size:clamp(2rem,3.4vw,3.55rem);
  line-height:1.12;
  letter-spacing:-.04em;
  font-weight:900;
}
.section-sub{
  margin:18px 0 0;
  color:var(--muted);
  font-size:1.02rem;
  line-height:1.9;
}
.dark .section-sub{color:#aebfd2}

.problem-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:16px;
  margin-top:30px;
}
.problem-card{
  padding:24px;
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  background:var(--white);
  box-shadow:var(--shadow-sm);
}
.problem-card .num{color:var(--blue-700);font-size:.8rem;font-weight:900;letter-spacing:.12em}
.problem-card h3{margin:10px 0 8px;font-size:1.18rem;line-height:1.5}
.problem-card p{margin:0;color:var(--muted);font-size:.93rem;line-height:1.8}

.flow-line{
  position:relative;
  display:grid;
  grid-template-columns:repeat(8,minmax(0,1fr));
  gap:7px;
  margin-top:48px;
}
.flow-line::before{
  position:absolute;left:5%;right:5%;top:28px;height:1px;background:#cbd8e7;content:"";
}
.flow-item{position:relative;text-align:center}
.flow-dot{
  position:relative;
  z-index:1;
  width:56px;
  height:56px;
  margin:0 auto 12px;
  display:flex;
  align-items:center;
  justify-content:center;
  border:7px solid var(--soft);
  border-radius:50%;
  background:var(--blue-700);
  color:#fff;
  font-size:.78rem;
  font-weight:900;
  box-shadow:0 8px 18px rgba(21,94,239,.18);
}
.flow-item span{display:block;color:#33435a;font-size:.82rem;font-weight:850;line-height:1.45}

.story-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:18px;
}
.story-card{
  position:relative;
  overflow:hidden;
  min-height:390px;
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
  border:1px solid rgba(255,255,255,.1);
  border-radius:26px;
  background:
    radial-gradient(circle at 85% 10%,rgba(76,141,255,.26),transparent 28%),
    linear-gradient(155deg,#122945,#07121f 78%);
  color:#fff;
  box-shadow:0 18px 42px rgba(2,12,28,.16);
  isolation:isolate;
}
.story-card::before{
  position:absolute;inset:0;z-index:-1;
  background:linear-gradient(180deg,rgba(255,255,255,.02),rgba(2,8,18,.52));
  content:"";
}
.story-card::after{
  position:absolute;inset:0;z-index:-1;
  background-image:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);
  background-size:32px 32px;
  content:"";
}
.story-top{
  position:absolute;
  left:20px;right:20px;top:18px;
  display:flex;align-items:center;justify-content:space-between;gap:10px;
}
.story-no{font-size:.76rem;font-weight:900;letter-spacing:.14em;color:#9cbbe8}
.story-status{padding:6px 9px;border:1px solid rgba(255,255,255,.14);border-radius:999px;background:rgba(255,255,255,.06);color:#b8c8da;font-size:.68rem;font-weight:800}
.story-play{
  position:absolute;
  top:50%;left:50%;
  width:64px;height:64px;
  transform:translate(-50%,-56%);
  display:grid;place-items:center;
  border:1px solid rgba(255,255,255,.25);
  border-radius:50%;
  background:rgba(255,255,255,.12);
  backdrop-filter:blur(8px);
  color:#fff;
  font-size:1.05rem;
}
.story-play::before{content:"▶";margin-left:3px}
.story-copy{padding:24px}
.story-copy h3{margin:0;font-size:1.28rem;line-height:1.45;letter-spacing:-.02em}
.story-copy p{margin:10px 0 0;color:#b8c7d8;font-size:.87rem;line-height:1.75}
.story-card.is-featured{
  background:
    radial-gradient(circle at 82% 12%,rgba(112,213,255,.34),transparent 30%),
    linear-gradient(155deg,#164a8c,#08162a 76%);
}

.ai-panel{
  display:grid;
  grid-template-columns:minmax(0,.92fr) minmax(420px,1.08fr);
  gap:54px;
  align-items:center;
}
.ai-copy blockquote{
  margin:22px 0 0;
  padding:0 0 0 18px;
  border-left:3px solid #77b4ff;
  color:#d5e0ed;
  font-size:1rem;
  line-height:1.9;
}
.ai-steps{display:grid;gap:12px}
.ai-step{
  display:grid;
  grid-template-columns:52px minmax(0,1fr);
  gap:16px;
  align-items:start;
  padding:20px;
  border:1px solid rgba(255,255,255,.11);
  border-radius:20px;
  background:rgba(255,255,255,.055);
}
.ai-step-num{
  width:52px;height:52px;border-radius:16px;background:rgba(76,141,255,.18);display:grid;place-items:center;color:#9ac3ff;font-weight:900
}
.ai-step h3{margin:2px 0 5px;font-size:1.04rem}
.ai-step p{margin:0;color:#aebfd2;font-size:.9rem;line-height:1.7}
.ai-note{margin-top:18px;color:#8395aa;font-size:.8rem;line-height:1.7}

.value-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:16px;
}
.value-card{
  padding:26px 22px;
  border-top:2px solid var(--blue-600);
  background:linear-gradient(180deg,#fff,var(--soft));
}
.value-card strong{display:block;font-size:1.22rem;margin-bottom:9px}
.value-card p{margin:0;color:var(--muted);font-size:.9rem;line-height:1.75}

.trust-grid{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:36px;
  align-items:stretch;
}
.trust-panel{
  padding:34px;
  border:1px solid var(--line);
  border-radius:var(--radius-xl);
  background:var(--white);
  box-shadow:var(--shadow-sm);
}
.trust-panel h3{margin:0 0 14px;font-size:1.5rem}
.trust-panel p{margin:0;color:var(--muted);line-height:1.85}
.trust-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:24px}
.trust-item{padding:15px 16px;border:1px solid var(--line);border-radius:15px;background:var(--soft);font-size:.88rem;font-weight:800;color:#33435a}
.trust-visual{
  position:relative;
  overflow:hidden;
  min-height:350px;
  display:flex;
  align-items:flex-end;
  padding:30px;
  border-radius:var(--radius-xl);
  background:linear-gradient(145deg,#102744,#07111f 70%);
  color:#fff;
}
.trust-visual::before{
  position:absolute;width:300px;height:300px;right:-70px;top:-75px;border-radius:50%;background:radial-gradient(circle,#287bff 0%,rgba(40,123,255,0) 70%);opacity:.44;content:"";
}
.trust-visual strong{position:relative;z-index:1;display:block;font-size:1.75rem;line-height:1.35}
.trust-visual p{position:relative;z-index:1;margin:12px 0 0;color:#b8c8da;line-height:1.75}

.audience-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px}
.audience-item{padding:18px 14px;border:1px solid var(--line);border-radius:16px;background:#fff;text-align:center;color:#34435a;font-size:.86rem;font-weight:800}

.final-cta{
  position:relative;
  overflow:hidden;
  padding:82px 0;
  background:linear-gradient(135deg,#0a1a2d,#102e51);
  color:#fff;
}
.final-cta::before{
  position:absolute;inset:auto -10% -60% 35%;height:500px;border-radius:50%;background:radial-gradient(circle,rgba(47,128,255,.3),transparent 68%);content:"";
}
.final-cta-inner{position:relative;z-index:1;width:min(920px,calc(100% - 40px));margin:0 auto;text-align:center}
.final-cta h2{margin:0;font-size:clamp(2.1rem,4vw,4rem);line-height:1.12;letter-spacing:-.04em}
.final-cta p{margin:20px auto 0;max-width:680px;color:#c4d2e3;font-size:1.02rem;line-height:1.85}
.final-cta .cta-actions{justify-content:center}
.final-note{margin-top:15px;color:#91a3b8;font-size:.79rem}

.site-footer{background:#06101d;color:#8fa0b5;padding:34px 0 40px}
.footer-inner{width:min(var(--max),calc(100% - 40px));margin:0 auto;display:flex;justify-content:space-between;gap:24px;align-items:flex-start}
.footer-brand img{width:120px;filter:brightness(0) invert(1);opacity:.9}
.footer-brand p{margin:10px 0 0;font-size:.75rem;line-height:1.7}
.footer-links{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:8px 16px;max-width:650px}
.footer-links a{color:#aebbc9;font-size:.78rem;text-decoration:none}
.footer-links a:hover{color:#fff}
.footer-legal{width:min(var(--max),calc(100% - 40px));margin:24px auto 0;padding-top:20px;border-top:1px solid rgba(255,255,255,.09);font-size:.7rem;line-height:1.8;color:#718198}

@media (max-width:1080px){
  .primary-nav{display:none}
  .menu-toggle{display:flex}
  .header-cta{margin-left:auto}
  .mobile-menu{
    display:none;
    position:fixed;
    left:20px;right:20px;top:84px;
    padding:16px;
    border:1px solid var(--line);
    border-radius:20px;
    background:#fff;
    box-shadow:var(--shadow-lg);
  }
  .mobile-menu.open{display:grid}
  .mobile-menu a{padding:12px;border-radius:12px;text-decoration:none;font-weight:750;color:#28384d}
  .mobile-menu a:hover{background:var(--soft)}
  .hero-inner{grid-template-columns:1fr;gap:40px;padding-top:62px}
  .hero-visual{min-height:430px}
  .story-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .ai-panel,.trust-grid{grid-template-columns:1fr}
  .value-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .audience-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
}

@media (min-width:1081px){.mobile-menu{display:none!important}}

@media (max-width:760px){
  .header-inner{width:min(100% - 24px,var(--max));min-height:68px;gap:10px}
  .brand img{width:112px}
  .brand-tag{display:none}
  .header-cta{display:none}
  .hero-inner,.container,.footer-inner,.footer-legal{width:min(100% - 28px,var(--max))}
  .hero-inner{min-height:auto;padding:54px 0 58px}
  .hero h1{font-size:clamp(2.55rem,13vw,4.15rem)}
  .hero-lead{font-size:.98rem;line-height:1.8}
  .hero-actions .btn{width:100%}
  .hero-visual{min-height:340px}
  .hero-screen{inset:10px 0 28px 6px;border-radius:22px;transform:none}
  .hero-float{padding:12px 13px;border-radius:14px}
  .hero-float.one{left:-2px;bottom:34px}
  .hero-float.two{right:-2px;top:30px}
  .hero-float strong{font-size:.88rem}.hero-float span{font-size:.7rem}
  .section{padding:76px 0}
  .section-head{margin-bottom:34px}
  .problem-grid,.story-grid,.value-grid,.trust-list{grid-template-columns:1fr}
  .story-card{min-height:360px}
  .flow-line{grid-template-columns:repeat(4,minmax(0,1fr));row-gap:24px}
  .flow-line::before{display:none}
  .flow-dot{width:48px;height:48px;border-width:5px}
  .flow-item span{font-size:.76rem}
  .ai-panel{gap:34px}
  .audience-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .trust-panel{padding:24px}
  .final-cta{padding:68px 0}
  .final-cta-inner{width:min(100% - 28px,920px)}
  .cta-actions .btn{width:100%}
  .footer-inner{flex-direction:column}
  .footer-links{justify-content:flex-start}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}