/* =========================================================
   想創AI教室 — Landing Page
   Design tokens
   ========================================================= */
:root{
  /* brand */
  --indigo:#4F46E5;
  --indigo-600:#4338CA;
  --indigo-700:#3730A3;
  --violet:#7C3AED;
  --violet-400:#A78BFA;
  --cyan:#06B6D4;
  --coral:#F97316;
  --pink:#EC4899;
  /* space */
  --space-1:#0C0A2B;
  --space-2:#171346;
  --space-3:#221C66;
  --space-4:#2E2682;
  /* neutrals */
  --ink:#16133A;
  --ink-2:#2C2856;
  --slate:#56597A;
  --slate-2:#7C7F9E;
  --line:#E8E9F4;
  --bg:#F4F5FB;
  --bg-2:#FFFFFF;
  --white:#FFFFFF;
  /* effects */
  --grad-text:linear-gradient(100deg,#A78BFA 0%,#22D3EE 60%,#67E8F9 100%);
  --grad-text-2:linear-gradient(100deg,#7C3AED 0%,#4F46E5 50%,#06B6D4 100%);
  --grad-primary:linear-gradient(100deg,#F97316 0%,#EC4899 48%,#7C3AED 100%);
  --grad-indigo:linear-gradient(135deg,#6D28D9 0%,#4F46E5 55%,#4338CA 100%);
  --radius:22px;
  --radius-lg:30px;
  --shadow-sm:0 2px 8px rgba(28,25,80,.06);
  --shadow:0 18px 50px -18px rgba(40,33,120,.28);
  --shadow-lg:0 40px 90px -28px rgba(38,30,120,.42);
  --maxw:1180px;
  --ease:cubic-bezier(.2,.7,.2,1);
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"Noto Sans JP","Plus Jakarta Sans",system-ui,sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
h1,h2,h3,h4{margin:0;line-height:1.32;font-weight:900;letter-spacing:.01em;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}

.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.wrap-narrow{max-width:820px;}
.pc-br{display:inline;}

/* gradient text helpers */
.grad-text{background:var(--grad-text);-webkit-background-clip:text;background-clip:text;color:transparent;}
.grad-text-2{background:var(--grad-text-2);-webkit-background-clip:text;background-clip:text;color:transparent;}
.grad-ai{background:linear-gradient(120deg,#22D3EE,#818CF8);-webkit-background-clip:text;background-clip:text;color:transparent;}

/* =========================================================
   Buttons
   ========================================================= */
.btn{
  --pad-y:14px;--pad-x:26px;
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  font-family:inherit;font-weight:700;font-size:16px;
  padding:var(--pad-y) var(--pad-x);
  border-radius:999px;border:none;cursor:pointer;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),filter .25s var(--ease);
  text-align:center;white-space:nowrap;
}
.btn-sm{--pad-y:10px;--pad-x:20px;font-size:14.5px;}
.btn-lg{--pad-y:18px;--pad-x:34px;font-size:17.5px;}
.btn-block{display:flex;width:100%;}
.btn-primary{
  color:#fff;
  background:var(--grad-primary);
  background-size:160% 160%;
  box-shadow:0 12px 30px -8px rgba(236,72,153,.55),0 4px 14px -4px rgba(124,58,237,.5),inset 0 1px 0 rgba(255,255,255,.35);
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 20px 42px -10px rgba(236,72,153,.6),0 6px 18px -4px rgba(124,58,237,.55),inset 0 1px 0 rgba(255,255,255,.45);background-position:100% 0;}
.btn-ghost{
  color:#fff;background:rgba(255,255,255,.07);
  border:1.5px solid rgba(255,255,255,.32);
  backdrop-filter:blur(10px);
}
.btn-ghost:hover{background:rgba(255,255,255,.15);transform:translateY(-2px);}
.btn-ghost .chev{font-size:1.25em;font-weight:700;line-height:0;transform:translateY(1px);}
.btn-disabled{color:#fff;background:rgba(124,124,160,.5);cursor:not-allowed;box-shadow:none;font-weight:700;}
.btn-outline{color:#0E9488;background:#fff;border:1.8px solid #16B8A6;box-shadow:0 6px 18px -8px rgba(6,182,212,.35);}
.btn-outline:hover{transform:translateY(-3px);background:linear-gradient(120deg,#10B981,#06B6D4);color:#fff;border-color:transparent;box-shadow:0 16px 32px -10px rgba(6,182,212,.55);}

/* =========================================================
   Header
   ========================================================= */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  padding:18px 0;
  transition:padding .3s var(--ease),background .3s var(--ease),box-shadow .3s var(--ease),backdrop-filter .3s var(--ease);
}
.site-header.scrolled{
  padding:10px 0;background:rgba(12,10,43,.72);
  backdrop-filter:saturate(140%) blur(16px);
  box-shadow:0 1px 0 rgba(255,255,255,.06),0 10px 30px -16px rgba(0,0,0,.5);
}
.header-inner{display:flex;align-items:center;gap:22px;}
.brand{display:flex;align-items:center;gap:11px;font-weight:900;flex-shrink:0;}
.brand-mark{width:34px;height:34px;object-fit:contain;filter:drop-shadow(0 2px 6px rgba(120,120,255,.5));}
.brand-name{font-size:21px;color:#fff;letter-spacing:.02em;white-space:nowrap;}
.nav{display:flex;gap:24px;margin-left:16px;margin-right:auto;}
.nav a{color:rgba(255,255,255,.82);font-size:15px;font-weight:500;position:relative;padding:4px 0;transition:color .2s;white-space:nowrap;}
.nav a::after{content:"";position:absolute;left:0;right:100%;bottom:-2px;height:2px;background:var(--grad-text);transition:right .3s var(--ease);border-radius:2px;}
.nav a:hover{color:#fff;}
.nav a:hover::after{right:0;}
.header-cta{flex-shrink:0;}
.menu-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px;margin-left:auto;}
.menu-toggle span{width:24px;height:2px;background:#fff;border-radius:2px;transition:.3s var(--ease);}
.menu-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.menu-toggle.open span:nth-child(2){opacity:0;}
.menu-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.mobile-menu{display:none;}

/* =========================================================
   Space background (hero + final cta)
   ========================================================= */
.space-bg{position:absolute;inset:0;overflow:hidden;z-index:0;}
.stars{position:absolute;inset:-10%;
  background-image:
    radial-gradient(1.4px 1.4px at 20% 30%, rgba(255,255,255,.9), transparent),
    radial-gradient(1.2px 1.2px at 70% 18%, rgba(255,255,255,.8), transparent),
    radial-gradient(1.6px 1.6px at 42% 62%, rgba(190,220,255,.9), transparent),
    radial-gradient(1.1px 1.1px at 85% 48%, rgba(255,255,255,.7), transparent),
    radial-gradient(1.3px 1.3px at 12% 78%, rgba(255,255,255,.8), transparent),
    radial-gradient(1.2px 1.2px at 60% 82%, rgba(200,210,255,.7), transparent),
    radial-gradient(1.5px 1.5px at 33% 12%, rgba(255,255,255,.8), transparent),
    radial-gradient(1.1px 1.1px at 90% 75%, rgba(255,255,255,.6), transparent),
    radial-gradient(1.3px 1.3px at 50% 40%, rgba(255,255,255,.5), transparent);
  background-repeat:repeat;background-size:520px 520px;opacity:.7;animation:twinkle 6s ease-in-out infinite alternate;}
@keyframes twinkle{from{opacity:.45;}to{opacity:.8;}}
.glow{position:absolute;border-radius:50%;filter:blur(80px);opacity:.55;}
.glow-violet{width:560px;height:560px;background:radial-gradient(circle,#7C3AED,transparent 70%);top:-160px;left:-120px;}
.glow-indigo{width:620px;height:620px;background:radial-gradient(circle,#4F46E5,transparent 70%);top:10%;right:-200px;opacity:.5;}
.glow-cyan{width:420px;height:420px;background:radial-gradient(circle,#06B6D4,transparent 70%);bottom:-160px;left:30%;opacity:.32;}
.grid-lines{position:absolute;inset:0;opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:62px 62px;
  -webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 30%,#000,transparent 75%);
  mask-image:radial-gradient(ellipse 80% 60% at 50% 30%,#000,transparent 75%);}
.deco{position:absolute;pointer-events:none;}
.deco-planet{width:230px;top:13%;right:4%;opacity:.92;filter:drop-shadow(0 20px 50px rgba(124,58,237,.5));}
.deco-halftone{width:340px;bottom:-60px;left:-70px;opacity:.4;mix-blend-mode:screen;}
.float-slow{animation:floaty 9s ease-in-out infinite;}
.float-slow2{animation:floaty 12s ease-in-out infinite reverse;}
@keyframes floaty{0%,100%{transform:translateY(0) rotate(0);}50%{transform:translateY(-22px) rotate(2deg);}}

/* =========================================================
   Hero
   ========================================================= */
.hero{position:relative;display:flex;align-items:center;overflow:hidden;
  min-height:clamp(640px,94vh,940px);padding:130px 0 96px;
  background:linear-gradient(170deg,#0C0A2B 0%,#171346 55%,#221C66 100%);}
/* full-bleed hero image */
.hero-media{position:absolute;inset:0;z-index:1;}
.hero-media img{width:100%;height:100%;object-fit:cover;object-position:74% 32%;}
.hero-scrim{position:absolute;inset:0;background:
  linear-gradient(90deg,#0A0826 0%,rgba(10,8,38,.92) 26%,rgba(11,9,42,.55) 46%,rgba(11,9,42,.08) 64%,rgba(11,9,42,0) 78%),
  linear-gradient(0deg,rgba(8,6,30,.78) 0%,rgba(8,6,30,0) 34%),
  linear-gradient(180deg,rgba(8,6,30,.5) 0%,rgba(8,6,30,0) 22%);}
.hero-stars{position:absolute;inset:0;z-index:2;pointer-events:none;
  -webkit-mask-image:linear-gradient(90deg,#000 0%,#000 36%,transparent 60%);
  mask-image:linear-gradient(90deg,#000 0%,#000 36%,transparent 60%);}
.hero-inner{position:relative;z-index:3;width:100%;}
.hero-copy{max-width:600px;}
.eyebrow{display:inline-block;font-family:"Plus Jakarta Sans",sans-serif;font-weight:700;font-size:13px;letter-spacing:.22em;color:#A5B4FC;
  padding:7px 16px;border:1px solid rgba(165,180,252,.32);border-radius:999px;background:rgba(99,102,241,.16);backdrop-filter:blur(6px);margin-bottom:24px;}
.hero-title{font-size:clamp(33px,4.6vw,54px);color:#fff;letter-spacing:.004em;line-height:1.28;text-shadow:0 6px 34px rgba(0,0,0,.45);}
.hero-title .l1,.hero-title .l2{display:block;}
.hero-sub{margin-top:24px;color:rgba(230,232,255,.9);font-size:clamp(15px,1.7vw,18px);font-weight:400;line-height:1.95;text-shadow:0 2px 16px rgba(0,0,0,.4);}
.hero-cta{display:flex;flex-wrap:wrap;gap:16px;margin-top:38px;}
.hero-trust{display:flex;flex-wrap:wrap;gap:14px 26px;margin-top:34px;}
.hero-trust li{display:flex;align-items:center;gap:9px;color:rgba(230,232,255,.88);font-size:14.5px;font-weight:500;text-shadow:0 2px 12px rgba(0,0,0,.5);}
.hero-trust .dot{width:8px;height:8px;border-radius:50%;background:linear-gradient(135deg,#22D3EE,#818CF8);box-shadow:0 0 10px rgba(34,211,238,.7);}

.hero-floats{position:absolute;inset:0;z-index:3;pointer-events:none;}
.float-card{position:absolute;display:flex;align-items:center;gap:12px;
  background:rgba(255,255,255,.86);backdrop-filter:blur(16px);
  border:1px solid rgba(255,255,255,.6);border-radius:16px;padding:13px 16px;
  box-shadow:0 24px 50px -18px rgba(8,5,40,.6);animation:floaty 7s ease-in-out infinite;}
.float-card strong{display:block;font-size:14px;color:var(--ink);line-height:1.4;}
.float-card small{display:block;font-size:11.5px;color:var(--slate);}
.fc-ic{font-size:24px;}
.fc-1{right:30%;top:23%;}
.fc-2{right:5%;bottom:20%;animation-delay:1.5s;}
.fc-badge{font-size:10.5px;font-weight:700;color:#fff;background:linear-gradient(135deg,#22C55E,#16A34A);padding:4px 9px;border-radius:999px;box-shadow:0 4px 10px -2px rgba(22,163,74,.5);}

/* =========================================================
   Section heads
   ========================================================= */
.section-head{margin-bottom:56px;}
.section-head.center{text-align:center;max-width:760px;margin-left:auto;margin-right:auto;}
.kicker{display:inline-block;font-family:"Plus Jakarta Sans",sans-serif;font-weight:800;font-size:13px;letter-spacing:.2em;
  color:var(--indigo);margin-bottom:16px;}
.light-on-dark .kicker{color:#A5B4FC;}
.section-title{font-size:clamp(28px,4vw,46px);color:var(--ink);letter-spacing:.01em;}
.light-on-dark .section-title{color:#fff;}
.section-lead{margin-top:20px;font-size:clamp(15px,1.5vw,17.5px);font-weight:400;color:rgba(226,229,255,.82);line-height:1.95;}
.section-lead.dark{color:var(--slate);}

/* =========================================================
   Why (dark → light transition)
   ========================================================= */
.why{position:relative;background:linear-gradient(180deg,#221C66 0%,#2A2378 26%,#4338CA 52%,#7C71E0 72%,#EAEBF6 100%);
  padding:110px 0 130px;overflow:hidden;}
.why::before{content:"";position:absolute;inset:0;
  background-image:radial-gradient(circle at 18% 20%,rgba(124,58,237,.4),transparent 40%),radial-gradient(circle at 82% 10%,rgba(6,182,212,.25),transparent 40%);}
.why .wrap{position:relative;z-index:2;}
.flow{display:grid;grid-template-columns:1fr auto 1fr auto 1fr auto 1fr;align-items:stretch;gap:8px;}
.flow-step{position:relative;background:rgba(255,255,255,.1);backdrop-filter:blur(14px);
  border:1px solid rgba(255,255,255,.28);border-radius:24px;padding:34px 22px 28px;text-align:center;
  box-shadow:0 30px 60px -28px rgba(10,6,50,.6),inset 0 1px 0 rgba(255,255,255,.25);}
.flow-no{position:absolute;top:16px;right:18px;font-family:"Plus Jakarta Sans",sans-serif;font-weight:800;font-size:13px;letter-spacing:.1em;color:rgba(255,255,255,.55);}
.flow-ic{width:96px;height:96px;margin:0 auto 18px;border-radius:22px;background:rgba(255,255,255,.92);
  display:flex;align-items:center;justify-content:center;box-shadow:0 16px 34px -12px rgba(20,16,70,.5);}
.flow-ic img{width:74px;height:74px;object-fit:contain;}
.flow-step h3{font-size:19px;color:#fff;margin-bottom:8px;}
.flow-step p{font-size:13.5px;color:rgba(232,234,250,.85);font-weight:400;line-height:1.7;}
.flow-arrow{display:flex;align-items:center;justify-content:center;font-size:26px;color:rgba(255,255,255,.6);font-weight:300;}

/* =========================================================
   Courses
   ========================================================= */
.courses{background:var(--bg);padding:110px 0;}
.course-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;}
.course-grid-img{align-items:start;}
.course-img-card{margin:0;border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:var(--shadow);background:var(--white);
  transition:transform .3s var(--ease),box-shadow .3s var(--ease);}
.course-img-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);}
.course-img-card img{width:100%;height:auto;display:block;}

/* =========================================================
   Movie / YouTube
   ========================================================= */
.movie{position:relative;background:linear-gradient(170deg,#0C0A2B 0%,#171346 60%,#221C66 100%);padding:104px 0 110px;overflow:hidden;}
.movie-inner{position:relative;z-index:2;}
.video-frame{position:relative;max-width:920px;margin:0 auto;border-radius:24px;padding:12px;
  background:linear-gradient(135deg,rgba(124,58,237,.5),rgba(6,182,212,.4));
  box-shadow:0 50px 110px -34px rgba(8,5,40,.85);}
.video-embed{position:relative;width:100%;aspect-ratio:16/9;border-radius:16px;overflow:hidden;background:#05030f;
  display:flex;align-items:center;justify-content:center;}
.video-embed iframe{position:absolute;inset:0;width:100%;height:100%;border:0;display:block;}
.video-embed noscript a{color:#A5B4FC;font-weight:700;}

/* =========================================================
   Student works gallery
   ========================================================= */
.gallery{background:var(--bg);padding:104px 0;}
.gallery-single{max-width:920px;margin:0 auto;}
.work-card-single{margin:0;background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:var(--shadow);transition:transform .35s var(--ease),box-shadow .35s var(--ease);}
.work-card-single:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);}
.work-img-single{display:block;width:100%;height:auto;}
.course-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);padding:40px 36px;
  box-shadow:var(--shadow);position:relative;overflow:hidden;}
.course-card::before{content:"";position:absolute;top:0;left:0;right:0;height:6px;background:var(--grad-indigo);}
.course-card-roblox::before{background:linear-gradient(100deg,#7C3AED,#4F46E5,#06B6D4);}
.course-card-head{margin-bottom:26px;}
.course-tag{display:inline-block;font-family:"Plus Jakarta Sans",sans-serif;font-weight:800;font-size:12px;letter-spacing:.14em;
  color:#fff;padding:6px 13px;border-radius:999px;margin-bottom:16px;}
.tag-basic{background:linear-gradient(120deg,#4F46E5,#6D28D9);}
.tag-roblox{background:linear-gradient(120deg,#7C3AED,#06B6D4);}
.course-card-head h3{font-size:30px;color:var(--ink);display:flex;align-items:baseline;flex-wrap:wrap;gap:6px;}
.course-card-head h3 .thin{font-weight:700;}
.course-count{font-size:14px;font-weight:700;color:var(--indigo);background:rgba(79,70,229,.1);padding:3px 12px;border-radius:999px;margin-left:6px;align-self:center;}
.course-desc{margin-top:12px;color:var(--slate);font-size:15px;font-weight:500;}
.lesson-list{display:flex;flex-direction:column;gap:12px;}
.lesson-list li{display:flex;gap:16px;align-items:flex-start;background:var(--bg);border:1px solid var(--line);
  border-radius:16px;padding:16px 18px;transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s;}
.lesson-list li:hover{transform:translateX(4px);box-shadow:var(--shadow-sm);border-color:rgba(124,58,237,.3);}
.lesson-ic{flex-shrink:0;width:44px;height:44px;display:grid;place-items:center;transition:transform .25s var(--ease);}
.lesson-list li:hover .lesson-ic{transform:scale(1.08);}
.lesson-ic svg{display:block;width:44px;height:44px;}
.ic-basic{color:var(--indigo);}
.ic-roblox{color:var(--violet);}
.lesson-list strong{display:block;font-size:16px;color:var(--ink);font-weight:700;line-height:1.5;}
.lesson-list span{display:block;font-size:13px;color:var(--slate);font-weight:400;line-height:1.6;margin-top:2px;}

/* =========================================================
   Reasons
   ========================================================= */
.reasons{background:linear-gradient(180deg,#FFFFFF,#F4F5FB);padding:110px 0;}
.reason-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.reason-card{position:relative;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:34px 26px 30px;text-align:center;box-shadow:var(--shadow);overflow:hidden;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease);}
.reason-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);}
.reason-no{position:absolute;top:18px;left:22px;font-family:"Plus Jakarta Sans",sans-serif;font-weight:800;font-size:14px;
  letter-spacing:.06em;color:transparent;background:var(--grad-text-2);-webkit-background-clip:text;background-clip:text;}
.reason-ic{width:104px;height:104px;margin:6px auto 20px;display:flex;align-items:center;justify-content:center;}
.reason-ic img{width:92px;height:92px;object-fit:contain;filter:drop-shadow(0 14px 24px rgba(60,50,140,.22));}
image-slot.reason-ic{display:block;border-radius:18px;overflow:hidden;cursor:pointer;}
.reason-card h3{font-size:18.5px;color:var(--ink);line-height:1.5;margin-bottom:12px;}
.reason-card p{font-size:13.5px;color:var(--slate);font-weight:400;line-height:1.8;text-wrap:pretty;}
.reason-card-wide{grid-column:span 4;display:flex;align-items:center;text-align:left;gap:30px;padding:30px 40px;
  background:linear-gradient(110deg,#FFFFFF 60%,#F3F0FF);}
.reason-card-wide .reason-no{position:static;}
.reason-card-wide .reason-ic{margin:0;width:118px;height:118px;flex-shrink:0;}
.reason-card-wide image-slot.reason-ic{flex-shrink:0;}
.reason-card-wide .reason-ic img{width:108px;height:108px;}
.reason-wide-body h3{font-size:24px;margin-bottom:10px;}
.reason-wide-body p{font-size:15px;line-height:1.85;}

/* =========================================================
   Personas
   ========================================================= */
.personas{background:var(--bg);padding:110px 0;}
.persona-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.persona-card{position:relative;border-radius:var(--radius-lg);padding:40px 32px;text-align:center;overflow:hidden;
  background:linear-gradient(180deg,#FFFFFF,#FBFBFE);border:1px solid var(--line);box-shadow:var(--shadow);
  transition:transform .3s var(--ease),box-shadow .3s var(--ease);}
.persona-card::after{content:"";position:absolute;top:-60px;right:-60px;width:170px;height:170px;border-radius:50%;
  background:radial-gradient(circle,rgba(124,58,237,.12),transparent 70%);}
.persona-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);}
.persona-ic{width:118px;height:118px;margin:0 auto 22px;border-radius:28px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(160deg,#F1F0FF,#EAF6FC);box-shadow:inset 0 1px 0 #fff,0 16px 30px -16px rgba(60,50,140,.3);}
.persona-ic img{width:84px;height:84px;object-fit:contain;filter:drop-shadow(0 10px 18px rgba(60,50,140,.22));}
.persona-ic-svg{color:var(--violet);}
.persona-ic-svg svg{width:60px;height:60px;}
.persona-card h3{font-size:21px;color:var(--ink);margin-bottom:14px;line-height:1.45;}
.persona-card p{font-size:14.5px;color:var(--slate);font-weight:400;line-height:1.85;text-wrap:pretty;}

/* =========================================================
   Pricing
   ========================================================= */
.pricing{background:linear-gradient(180deg,#F4F5FB,#FFFFFF);padding:110px 0;}
.price-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;max-width:880px;margin:0 auto;}
.price-card{position:relative;background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:44px 38px 38px;box-shadow:var(--shadow);display:flex;flex-direction:column;}
.price-featured{border:2px solid transparent;
  background:linear-gradient(#fff,#fff) padding-box,var(--grad-text-2) border-box;
  box-shadow:0 40px 90px -30px rgba(79,70,229,.5);}
.price-soon{opacity:.96;}
.price-value{border:2px solid transparent;
  background:linear-gradient(#fff,#fff) padding-box,linear-gradient(120deg,#10B981,#06B6D4) border-box;
  box-shadow:0 30px 80px -32px rgba(6,182,212,.45);}
.price-badge{position:absolute;top:-15px;left:50%;transform:translateX(-50%);
  font-size:13px;font-weight:700;color:#fff;background:var(--grad-primary);padding:7px 22px;border-radius:999px;
  box-shadow:0 10px 24px -8px rgba(236,72,153,.6);white-space:nowrap;}
.badge-soon{background:linear-gradient(120deg,#64748B,#94A3B8);box-shadow:0 10px 22px -8px rgba(100,116,139,.5);}
.badge-value{background:linear-gradient(120deg,#10B981,#06B6D4);box-shadow:0 10px 24px -8px rgba(6,182,212,.55);}
.price-value-line{margin:-12px 0 18px;font-size:13.5px;font-weight:600;color:#0E9488;line-height:1.7;}
.price-value-line strong{font-weight:800;color:#059669;}
.price-head{margin-bottom:18px;}
.price-head h3{font-size:25px;color:var(--ink);}
.price-tag-en{font-family:"Plus Jakarta Sans",sans-serif;font-weight:700;font-size:12px;letter-spacing:.18em;color:var(--slate-2);margin-top:4px;}
.price-amount{font-family:"Plus Jakarta Sans",sans-serif;font-weight:800;font-size:48px;color:var(--ink);line-height:1.1;
  display:flex;align-items:baseline;gap:2px;margin-bottom:24px;}
.price-amount .yen{font-size:26px;font-weight:700;}
.price-amount .per{font-size:15px;font-weight:600;color:var(--slate);margin-left:6px;font-family:"Noto Sans JP",sans-serif;}
.price-feats{display:flex;flex-direction:column;gap:13px;margin-bottom:30px;}
.price-card .btn-block{margin-top:auto;}
.price-feats li{position:relative;padding-left:30px;font-size:14.5px;color:var(--ink-2);font-weight:500;line-height:1.6;}
.price-feats li::before{content:"";position:absolute;left:0;top:3px;width:20px;height:20px;border-radius:50%;
  background:var(--grad-text-2);
  -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='none' stroke='%23000' stroke-width='3' stroke-linecap='round' stroke-linejoin='round' d='M5 12l4 4 10-10'/%3E%3C/svg%3E") center/contain no-repeat;
  mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='none' stroke='%23000' stroke-width='3' stroke-linecap='round' stroke-linejoin='round' d='M5 12l4 4 10-10'/%3E%3C/svg%3E") center/contain no-repeat;}
.price-soon .price-feats li::before{background:var(--slate-2);}
.price-value .price-feats li::before{background:linear-gradient(120deg,#10B981,#06B6D4);}
.price-note{margin-top:14px;font-size:12px;color:var(--slate-2);text-align:center;}

/* =========================================================
   FAQ
   ========================================================= */
.faq{background:#fff;padding:110px 0;}
.faq-list{display:flex;flex-direction:column;gap:14px;}
.faq-item{background:var(--bg);border:1px solid var(--line);border-radius:18px;overflow:hidden;transition:border-color .25s,box-shadow .25s;}
.faq-item[open]{border-color:rgba(124,58,237,.32);box-shadow:var(--shadow-sm);background:#fff;}
.faq-item summary{list-style:none;cursor:pointer;padding:22px 60px 22px 26px;position:relative;
  font-size:16.5px;font-weight:700;color:var(--ink);line-height:1.6;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-mark{position:absolute;right:24px;top:50%;width:18px;height:18px;transform:translateY(-50%);}
.faq-mark::before,.faq-mark::after{content:"";position:absolute;background:var(--indigo);border-radius:2px;transition:transform .3s var(--ease);}
.faq-mark::before{left:0;right:0;top:8px;height:2px;}
.faq-mark::after{top:0;bottom:0;left:8px;width:2px;}
.faq-item[open] .faq-mark::after{transform:scaleY(0);}
.faq-a{padding:0 26px 24px;color:var(--slate);font-size:14.5px;font-weight:400;line-height:1.9;}

/* =========================================================
   Trial / final CTA
   ========================================================= */
.trial{position:relative;background:linear-gradient(160deg,#171346 0%,#221C66 50%,#0C0A2B 100%);padding:120px 0;overflow:hidden;}
.trial-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.trial-title{font-size:clamp(30px,4vw,46px);color:#fff;margin-top:14px;line-height:1.3;}
.trial-lead{margin-top:20px;color:rgba(226,229,255,.85);font-size:16px;font-weight:400;line-height:1.95;}
.trial-points{display:flex;flex-direction:column;gap:12px;margin-top:28px;}
.trial-points li{display:flex;align-items:center;gap:12px;color:#fff;font-size:15.5px;font-weight:500;}
.trial-points .check{display:inline-flex;align-items:center;justify-content:center;width:26px;height:26px;border-radius:50%;
  background:linear-gradient(135deg,#22D3EE,#818CF8);color:#0C0A2B;font-weight:800;font-size:13px;flex-shrink:0;box-shadow:0 0 16px rgba(34,211,238,.5);}

.trial-form-wrap{position:relative;}
.trial-form{background:rgba(255,255,255,.97);border-radius:var(--radius-lg);padding:38px 34px;
  box-shadow:0 50px 100px -30px rgba(8,5,40,.7);border:1px solid rgba(255,255,255,.6);}
.form-title{font-size:21px;color:var(--ink);text-align:center;margin-bottom:24px;}
.trial-gform{text-align:center;}
.gform-lead{font-size:14px;color:var(--slate);line-height:1.9;margin-bottom:24px;}
.gform-steps{display:flex;flex-direction:column;gap:12px;margin-bottom:28px;text-align:left;}
.gform-steps li{display:flex;align-items:center;gap:13px;font-size:14.5px;font-weight:600;color:var(--ink-2);
  background:var(--bg);border:1px solid var(--line);border-radius:13px;padding:13px 16px;}
.gform-step-no{flex-shrink:0;width:26px;height:26px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-family:"Plus Jakarta Sans",sans-serif;font-weight:800;font-size:14px;color:#fff;background:var(--grad-text-2);}
.gform-btn{gap:.55em;}
.gform-btn svg{flex-shrink:0;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:13.5px;font-weight:700;color:var(--ink-2);margin-bottom:8px;}
.field input,.field select{width:100%;font-family:inherit;font-size:15.5px;color:var(--ink);
  padding:14px 16px;border:1.5px solid var(--line);border-radius:13px;background:#fff;transition:border-color .2s,box-shadow .2s;}
.field input::placeholder{color:#B6B8CC;}
.field input:focus,.field select:focus{outline:none;border-color:var(--indigo);box-shadow:0 0 0 4px rgba(79,70,229,.13);}
.select-wrap{position:relative;}
.select-wrap::after{content:"";position:absolute;right:18px;top:50%;width:9px;height:9px;border-right:2px solid var(--slate);border-bottom:2px solid var(--slate);transform:translateY(-65%) rotate(45deg);pointer-events:none;}
.field select{appearance:none;-webkit-appearance:none;cursor:pointer;}
.trial-form .btn{margin-top:6px;}
.form-privacy{margin-top:16px;font-size:11.5px;color:var(--slate-2);text-align:center;line-height:1.7;}
.form-privacy a{color:var(--indigo);text-decoration:underline;}
.form-success{background:rgba(255,255,255,.97);border-radius:var(--radius-lg);padding:54px 34px;text-align:center;
  box-shadow:0 50px 100px -30px rgba(8,5,40,.7);}
.success-ic{font-size:52px;margin-bottom:12px;}
.form-success h3{font-size:23px;color:var(--ink);margin-bottom:12px;}
.form-success p{color:var(--slate);font-size:15px;font-weight:400;line-height:1.85;}

/* =========================================================
   Footer
   ========================================================= */
.site-footer{background:#0C0A2B;color:rgba(226,229,255,.7);padding:64px 0 28px;}
.footer-inner{display:grid;grid-template-columns:1.3fr 2fr;gap:48px;padding-bottom:42px;border-bottom:1px solid rgba(255,255,255,.1);}
.footer-brand .brand{margin-bottom:16px;}
.footer-tagline{font-size:15px;color:rgba(226,229,255,.85);font-weight:500;margin-bottom:10px;}
.footer-company{font-size:13px;color:rgba(226,229,255,.55);}
.footer-nav{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;}
.fnav-col h4{font-size:13px;color:#fff;letter-spacing:.06em;margin-bottom:16px;font-weight:700;}
.fnav-col a{display:block;font-size:13.5px;color:rgba(226,229,255,.62);margin-bottom:11px;font-weight:400;transition:color .2s;}
.fnav-col a:hover{color:#fff;}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;padding-top:24px;font-size:12.5px;color:rgba(226,229,255,.5);flex-wrap:wrap;gap:16px;}

/* sticky mobile CTA */
.sticky-cta{display:none;position:fixed;left:16px;right:16px;bottom:16px;z-index:90;
  text-align:center;color:#fff;font-weight:700;font-size:16px;padding:16px;border-radius:999px;
  background:var(--grad-primary);box-shadow:0 16px 34px -10px rgba(236,72,153,.6);
  transform:translateY(140%);transition:transform .4s var(--ease);}
.sticky-cta.show{transform:translateY(0);}

/* =========================================================
   Modal (support / legal — hidden until opened)
   ========================================================= */
.modal{position:fixed;inset:0;z-index:200;display:flex;align-items:center;justify-content:center;padding:24px;}
.modal[hidden]{display:none;}
.modal-overlay{position:absolute;inset:0;background:rgba(10,8,38,.62);backdrop-filter:blur(6px);
  animation:modalFade .25s var(--ease);}
.modal-dialog{position:relative;width:100%;max-width:760px;max-height:86vh;background:#fff;border-radius:24px;
  box-shadow:0 60px 120px -30px rgba(8,5,40,.7);display:flex;flex-direction:column;overflow:hidden;
  animation:modalPop .3s var(--ease);}
@keyframes modalFade{from{opacity:0;}to{opacity:1;}}
@keyframes modalPop{from{opacity:0;transform:translateY(20px) scale(.98);}to{opacity:1;transform:none;}}
.modal-close{position:absolute;top:16px;right:18px;z-index:2;width:40px;height:40px;border:none;cursor:pointer;
  background:var(--bg);border-radius:50%;font-size:24px;line-height:1;color:var(--slate);
  display:flex;align-items:center;justify-content:center;transition:background .2s,color .2s,transform .2s;}
.modal-close:hover{background:#EAE9F6;color:var(--ink);transform:rotate(90deg);}
.modal-scroll{overflow-y:auto;padding:44px 48px 40px;-webkit-overflow-scrolling:touch;}
.modal-kicker{display:inline-block;font-family:"Plus Jakarta Sans",sans-serif;font-weight:800;font-size:12px;
  letter-spacing:.2em;color:var(--indigo);margin-bottom:12px;}
.modal-title{font-size:27px;color:var(--ink);margin-bottom:18px;letter-spacing:.01em;}
.modal-lead{font-size:15.5px;font-weight:700;color:var(--ink-2);line-height:1.85;margin-bottom:12px;}
.modal-text{font-size:14px;color:var(--slate);line-height:1.95;margin-bottom:8px;}
.modal-h3{font-size:17px;color:var(--ink);margin:30px 0 14px;padding-left:13px;border-left:4px solid var(--indigo);border-radius:2px;}
.modal-table-wrap{overflow-x:auto;border-radius:14px;border:1px solid var(--line);}
.modal-table{width:100%;border-collapse:collapse;font-size:13.5px;min-width:520px;}
.modal-table th,.modal-table td{padding:13px 16px;text-align:left;vertical-align:top;line-height:1.7;border-bottom:1px solid var(--line);border-right:1px solid var(--line);}
.modal-table tr:last-child th,.modal-table tr:last-child td{border-bottom:none;}
.modal-table th:last-child,.modal-table td:last-child{border-right:none;}
.modal-table thead th{background:var(--grad-indigo);color:#fff;font-weight:700;border-right-color:rgba(255,255,255,.22);}
.modal-table thead th:first-child{background:var(--indigo-700);}
.modal-table tbody th{background:var(--bg);color:var(--ink);font-weight:700;width:108px;white-space:nowrap;}
.modal-table tbody td{color:var(--ink-2);}
.modal-note{font-size:12.5px;color:var(--slate);line-height:1.8;margin-top:12px;}
.legal-list{display:grid;grid-template-columns:200px 1fr;gap:0;margin-top:8px;border-top:1px solid var(--line);}
.legal-list dt{padding:16px 18px;font-size:13.5px;font-weight:700;color:var(--ink);background:var(--bg);border-bottom:1px solid var(--line);}
.legal-list dd{margin:0;padding:16px 20px;font-size:13.5px;color:var(--ink-2);line-height:1.9;border-bottom:1px solid var(--line);}
body.modal-open{overflow:hidden;}
@media (max-width:600px){
  .modal{padding:0;}
  .modal-dialog{max-height:100vh;height:100%;border-radius:0;}
  .modal-scroll{padding:54px 22px 36px;}
  .modal-title{font-size:22px;}
  .legal-list{grid-template-columns:1fr;}
  .legal-list dt{border-bottom:none;padding-bottom:4px;background:#fff;color:var(--indigo);}
  .legal-list dd{padding-top:6px;}
}

/* =========================================================
   Reveal animations
   ========================================================= */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .8s var(--ease),transform .8s var(--ease);}
.reveal.in{opacity:1;transform:none;}
.reveal-group .reveal:nth-child(1){transition-delay:.05s;}
.reveal-group .reveal:nth-child(3){transition-delay:.12s;}
.reveal-group .reveal:nth-child(5){transition-delay:.19s;}
.reveal-group .reveal:nth-child(7){transition-delay:.26s;}

@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none;}
  .float-slow,.float-slow2,.float-card,.stars{animation:none;}
  html{scroll-behavior:auto;}
}

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width:1080px){
  .hero-copy{max-width:520px;}
  .fc-1{right:6%;top:18%;}.fc-2{right:4%;bottom:16%;}
  .flow{grid-template-columns:repeat(2,1fr);gap:18px;}
  .flow-arrow{display:none;}
  .reason-grid{grid-template-columns:repeat(2,1fr);}
  .reason-card-wide{grid-column:span 2;}
}
@media (max-width:920px){
  .hero-floats{display:none;}
}
@media (max-width:860px){
  .hero{flex-direction:column;min-height:auto;padding:0;}
  .hero-media{position:relative;inset:auto;height:auto;}
  .hero-media img{width:100%;height:auto;aspect-ratio:16/11;object-fit:cover;object-position:64% 26%;}
  .hero-scrim{inset:auto 0 -1px 0;height:46%;background:linear-gradient(0deg,#1d1858 0%,rgba(29,24,88,0) 100%);}
  .hero-stars{display:none;}
  .hero-inner{padding:34px 0 56px;}
  .hero-copy{max-width:none;}
  .nav,.header-cta{display:none;}
  .menu-toggle{display:flex;}
  .mobile-menu{display:flex;flex-direction:column;gap:6px;padding:0 24px;max-height:0;overflow:hidden;
    transition:max-height .4s var(--ease),padding .4s var(--ease);}
  .mobile-menu.open{max-height:420px;padding:14px 24px 22px;}
  .site-header.menu-open{background:rgba(12,10,43,.95);backdrop-filter:blur(16px);}
  .mobile-menu a{color:rgba(255,255,255,.9);padding:12px 4px;font-size:16px;font-weight:500;border-bottom:1px solid rgba(255,255,255,.08);}
  .mobile-menu .btn{margin-top:12px;}
  .course-grid{grid-template-columns:1fr;}
  .persona-grid{grid-template-columns:1fr;max-width:460px;margin:0 auto;}
  .trial-inner{grid-template-columns:1fr;gap:36px;}
  .price-grid{grid-template-columns:1fr;max-width:460px;}
  .footer-inner{grid-template-columns:1fr;gap:36px;}
  .sticky-cta{display:block;}
  .pc-br{display:none;}
  .section-head{margin-bottom:42px;}
}
@media (max-width:560px){
  .wrap{padding:0 18px;}
  .hero-media img{aspect-ratio:4/3;object-position:62% 24%;}
  .hero-inner{padding:28px 0 48px;}
  .hero-cta{flex-direction:column;align-items:flex-start;}
  .hero-cta .btn{width:auto;--pad-y:13px;--pad-x:22px;font-size:15px;}
  .flow{grid-template-columns:1fr;max-width:380px;margin:0 auto;}
  .reason-grid{grid-template-columns:1fr;max-width:380px;margin:0 auto;}
  .reason-card-wide{grid-column:span 1;flex-direction:column;text-align:center;padding:32px 26px;}
  .reason-card-wide .reason-ic{margin:0 auto;}
  .reason-card-wide .reason-no{position:absolute;top:18px;left:22px;}
  .course-card{padding:32px 24px;}
  .trial-form{padding:30px 22px;}
  .why,.courses,.reasons,.personas,.pricing,.faq,.trial{padding:78px 0;}
  .footer-nav{grid-template-columns:1fr 1fr;}
  .hero-title .l1,.hero-title .l2{font-size:34px!important;}
  .section-title{font-size:22px;}
  .eyebrow{font-size:11px;letter-spacing:.13em;}
  .course-card-head h3{font-size:24px;}
  .trial-title{font-size:26px;}
  .price-amount{font-size:36px;}
  .reason-wide-body h3{font-size:20px;}
}