@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;600;700&family=Shippori+Mincho:wght@500;600;700&family=Cormorant+Garamond:ital,wght@0,500;1,500&display=swap');
:root{
  --ink:#f4efe4;--muted:rgba(244,239,228,.6);--line:rgba(201,168,107,.16);
  --bg:#0d0a05;--bg-alt:rgba(255,255,255,.02);
  --gold:#c9a86b;--gold-deep:#c9a86b;
  --gold-grad:linear-gradient(100deg,#c9a86b 0%,#9c7a45 100%);
  --gold-grad-light:linear-gradient(100deg,#e3c486 0%,#b8935b 100%);
  --serif:"Shippori Mincho","Hiragino Mincho ProN","Yu Mincho",serif;
  --sans:-apple-system,BlinkMacSystemFont,"Helvetica Neue","Hiragino Sans","Hiragino Kaku Gothic ProN","Noto Sans JP",system-ui,sans-serif;
  --radius:20px;
  /* TOPページと共通のトークン */
  --gold-brush:linear-gradient(100deg,#a8834c 0%,#e3c486 17%,#fff2d8 33%,#dcbb7e 49%,#a8834c 67%,#e0c188 85%,#b8935b 100%);
  --gold-fill:linear-gradient(150deg,#d9bd83 0%,#c19a5c 50%,#9c7a45 100%);
  --vio:linear-gradient(150deg,#7c8fff 0%,#a76bf0 50%,#e06ad8 100%);
  --vio-text:linear-gradient(100deg,#4f6fe0 0%,#8a5cd8 52%,#c05ab8 100%);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Helvetica Neue","Hiragino Sans","Hiragino Kaku Gothic ProN","Noto Sans JP",system-ui,sans-serif;color:var(--ink);background:#0d0a05;line-height:1.95;font-size:16px;letter-spacing:.024em;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-feature-settings:"palt" 1;position:relative}
body::before{content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;background:radial-gradient(125% 60% at 50% 0%,#211b13 0%,#120e08 48%,#0a0805 100%)}
body::after{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;background-image:radial-gradient(circle,rgba(201,168,107,.1) 1px,transparent 1.4px);background-size:26px 26px;-webkit-mask-image:radial-gradient(120vw 80vh at 50% 0%,#000,transparent 72%);mask-image:radial-gradient(120vw 80vh at 50% 0%,#000,transparent 72%);opacity:.6}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
::selection{background:rgba(201,168,107,.35);color:#fff}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
.container{max-width:1000px;margin:0 auto;padding:0 24px}

/* header */
header{position:sticky;top:0;z-index:100;background:rgba(8,6,4,.6);backdrop-filter:blur(30px) saturate(190%);-webkit-backdrop-filter:blur(30px) saturate(190%);border-bottom:none}
header::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:linear-gradient(90deg,transparent,rgba(201,168,107,.42) 30%,rgba(201,168,107,.42) 70%,transparent);pointer-events:none}
.hd{display:flex;align-items:center;justify-content:space-between;height:60px;max-width:1600px;margin:0 auto;padding:0 40px}
.logo{display:inline-flex;align-items:center;font-size:1.06rem;font-weight:700;letter-spacing:-.01em;color:#fff}
.logo-mark{flex-shrink:0;margin-right:10px}
.logo b{font-weight:700;background:none;-webkit-text-fill-color:#fff;color:#fff}
.logo-wm{position:relative;display:inline-block}
.logo-wm::after{content:"";position:absolute;left:0;right:0;bottom:-4px;height:1px;background:linear-gradient(90deg,rgba(201,168,107,.9),rgba(156,122,69,.5) 60%,transparent);pointer-events:none}
.lg-v{font-style:normal;background:linear-gradient(100deg,#a9baff,#cf9dff);-webkit-background-clip:text;background-clip:text;color:transparent;filter:drop-shadow(0 0 7px rgba(150,138,255,.6))}
.hd-right{display:flex;align-items:center;gap:30px}
.back{position:relative;font-size:.79rem;color:rgba(255,255,255,.72);letter-spacing:.09em;white-space:nowrap;transition:color .35s cubic-bezier(.22,.61,.36,1)}
.back::after{content:"";position:absolute;left:0;right:0;bottom:-7px;height:1px;background:linear-gradient(90deg,#e3c486,#b8935b);transform:scaleX(0);transform-origin:left;transition:transform .4s cubic-bezier(.22,.61,.36,1)}
.back:hover{color:#fff}
.back:hover::after{transform:scaleX(1)}
.cta{position:relative;overflow:hidden;display:inline-flex;align-items:center;background:transparent;color:#e8d3a8;font-size:.76rem;font-weight:600;letter-spacing:.12em;padding:9px 24px;border-radius:980px;border:1px solid rgba(201,168,107,.5);box-shadow:none;white-space:nowrap;transition:color .45s cubic-bezier(.22,.61,.36,1),border-color .45s cubic-bezier(.22,.61,.36,1),box-shadow .45s cubic-bezier(.22,.61,.36,1)}
.cta::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(100deg,#dcbb7e,#c9a86b 45%,#9c7a45);transform:scaleX(0);transform-origin:left;transition:transform .5s cubic-bezier(.22,.61,.36,1)}
.cta:hover{color:#fff;border-color:transparent;box-shadow:0 10px 26px -8px rgba(140,106,60,.65)}
.cta:hover::before{transform:scaleX(1)}
/* header service sub-nav */
.svc-subnav{border-top:1px solid rgba(176,138,82,.12)}
.svc-subnav-inner{display:flex;gap:6px;max-width:1100px;margin:0 auto;padding:9px 24px;overflow-x:auto;scrollbar-width:none;-webkit-mask-image:linear-gradient(90deg,transparent,#000 3%,#000 97%,transparent);mask-image:linear-gradient(90deg,transparent,#000 3%,#000 97%,transparent)}
.svc-subnav-inner::-webkit-scrollbar{display:none}
.ssn{flex:none;display:inline-flex;align-items:center;gap:7px;font-size:.8rem;font-weight:600;color:var(--muted);padding:7px 14px;border-radius:980px;white-space:nowrap;transition:background .2s,color .2s,box-shadow .2s}
.ssn svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex:none}
.ssn:hover{background:rgba(201,168,107,.12);color:var(--ink)}
.ssn.on{position:relative;background:var(--gold-fill);color:#fff;border-color:rgba(255,255,255,.4);box-shadow:0 10px 24px -8px rgba(140,106,60,.6),inset 0 1.5px 0 rgba(255,255,255,.55),inset 0 -3px 10px rgba(90,64,30,.4);text-shadow:0 1px 6px rgba(74,50,16,.4)}
@media(max-width:760px){.svc-subnav-inner{padding:8px 16px;justify-content:flex-start}}

/* hero */
.hero{position:relative;background:transparent;color:var(--ink);padding:92px 0 0;overflow:hidden;text-align:center}
.hero .en{display:inline-block;position:relative;font-size:.7rem;font-weight:600;letter-spacing:.4em;text-transform:uppercase;padding-bottom:15px;background:var(--gold-brush);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .en::after{content:"";position:absolute;left:50%;bottom:0;transform:translateX(-50%);width:64px;height:4px;background:linear-gradient(90deg,transparent,#d9bd83,transparent) 0 0/100% 1px no-repeat,linear-gradient(90deg,transparent,rgba(201,168,107,.42),transparent) 0 3px/100% 1px no-repeat}
.hero h1{font-family:var(--sans);font-size:clamp(2rem,4.4vw,3.2rem);font-weight:700;letter-spacing:.07em;line-height:1.5;margin:18px auto 22px;max-width:100%;white-space:nowrap}
@media(max-width:640px){.hero h1{white-space:normal}}
.hero p{color:var(--muted);font-size:1.1rem;max-width:620px;margin:0 auto;line-height:1.95}
.hero-cta{display:flex;gap:18px;justify-content:center;align-items:center;flex-wrap:wrap;margin-top:34px}
.hc-btn{display:inline-flex;align-items:center;gap:8px;background:var(--gold-fill);color:#fff;font-weight:600;font-size:.9rem;letter-spacing:.16em;padding:17px 40px;border-radius:980px;box-shadow:0 12px 28px -10px rgba(140,106,60,.6);transition:transform .25s cubic-bezier(.2,.7,.3,1),box-shadow .25s}
.hc-btn:hover{transform:translateY(-2px);box-shadow:0 18px 38px -12px rgba(140,106,60,.7)}
.hc-link{font-size:.9rem;font-weight:500;color:var(--gold-deep);display:inline-flex;align-items:center;gap:5px}
.hc-link::after{content:"›";font-size:1.15em;transition:transform .2s}
.hc-link:hover{text-decoration:underline}
.hc-link:hover::after{transform:translateX(2px)}
.hero-img{margin-top:56px;border-radius:28px 28px 0 0;overflow:hidden;box-shadow:0 74px 140px -70px rgba(20,16,10,.72),0 -18px 70px -30px rgba(0,0,0,.8);border:1px solid rgba(168,137,94,.22);border-bottom:none}
.hero-img img{width:100%;height:clamp(240px,36vw,470px);object-fit:cover}

/* sections */
section{padding:126px 0}
.sec-en{display:inline-block;position:relative;font-size:.7rem;font-weight:600;letter-spacing:.4em;text-transform:uppercase;padding-bottom:17px;background:var(--gold-brush);-webkit-background-clip:text;background-clip:text;color:transparent}
.sec-en::after{content:"";position:absolute;left:0;bottom:0;width:64px;height:4px;background:linear-gradient(90deg,#d9bd83,transparent) 0 0/100% 1px no-repeat,linear-gradient(90deg,rgba(201,168,107,.42),transparent) 0 3px/100% 1px no-repeat}
h2{font-family:var(--sans);font-size:clamp(1.85rem,3.7vw,2.6rem);font-weight:700;letter-spacing:.075em;margin:16px 0 0;line-height:1.62;color:var(--ink)}
.lead{color:var(--muted);margin-top:20px;font-size:1.02rem;max-width:660px;line-height:1.95}

/* problems */
.alt{background:var(--bg-alt)}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:48px}
.card{position:relative;background:linear-gradient(180deg,rgba(255,255,255,.035),rgba(255,255,255,.012));border:1px solid rgba(201,168,107,.2);border-radius:22px;padding:32px 28px;box-shadow:0 4px 26px -8px rgba(0,0,0,.5);transition:transform .5s var(--ease),box-shadow .5s var(--ease),border-color .5s var(--ease)}
.card:hover{transform:translateY(-4px);box-shadow:0 20px 44px -16px rgba(0,0,0,.7);border-color:rgba(201,168,107,.4)}
.card .ic{width:56px;height:56px;border-radius:16px;background:var(--gold-fill);color:#fff;display:flex;align-items:center;justify-content:center;margin-bottom:18px;box-shadow:0 10px 22px -8px rgba(140,106,60,.55),inset 0 1px 0 rgba(255,255,255,.3)}
.card .ic svg{width:27px;height:27px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.card h3{font-family:var(--sans);font-size:1.18rem;font-weight:700;letter-spacing:-.01em;margin-bottom:9px;line-height:1.5}
.card p{font-size:.92rem;color:var(--muted);line-height:1.85}

/* ===== 水色セクション（TOPの「こんなお悩みを解決します」と共通トーン） ===== */
.light{position:relative;overflow:hidden;background:
  radial-gradient(44vw 58% at 0% 0%,rgba(124,143,255,.22),rgba(124,143,255,.06) 46%,transparent 74%),
  radial-gradient(44vw 58% at 100% 0%,rgba(196,124,246,.18),rgba(196,124,246,.05) 46%,transparent 74%),
  radial-gradient(44vw 60% at 0% 100%,rgba(167,107,240,.16),rgba(167,107,240,.05) 46%,transparent 74%),
  radial-gradient(44vw 60% at 100% 100%,rgba(124,160,255,.2),rgba(124,160,255,.05) 46%,transparent 74%),
  linear-gradient(180deg,#eef7fd 0%,#dceefb 55%,#cfe6f8 100%);
  border-top:1px solid rgba(120,160,200,.34);border-bottom:1px solid rgba(120,160,200,.34)}
.light>.container{position:relative;z-index:1;text-align:center}
.light .sec-en{background:none;-webkit-text-fill-color:#5b7fa8;color:#5b7fa8;display:inline-flex;align-items:center;gap:12px;padding-bottom:0}
.light .sec-en::before,.light .sec-en::after{content:"";position:static;width:28px;height:1px;transform:none;background:linear-gradient(90deg,transparent,#7ba2c8)}
.light .sec-en::after{background:linear-gradient(90deg,#7ba2c8,transparent)}
.light h2{background:var(--vio-text);-webkit-background-clip:text;background-clip:text;color:transparent;letter-spacing:.02em}
.light .lead{color:#3f4d63;margin-left:auto;margin-right:auto}
.light .cards{text-align:left}
.light .card{background:linear-gradient(150deg,rgba(255,255,255,.92) 0%,rgba(255,255,255,.78) 100%);backdrop-filter:blur(18px) saturate(150%);-webkit-backdrop-filter:blur(18px) saturate(150%);border:1px solid rgba(255,255,255,.9);box-shadow:0 42px 84px -42px rgba(30,55,95,.48),inset 0 1px 0 rgba(255,255,255,1)}
.light .card:hover{border-color:#fff;box-shadow:0 32px 64px -22px rgba(40,70,110,.5),0 0 30px -10px rgba(124,143,255,.45),inset 0 1px 0 rgba(255,255,255,1)}
.light .card .ic{background:var(--vio);border:1px solid rgba(167,107,240,.35);box-shadow:0 10px 24px -8px rgba(124,90,240,.55),inset 0 1px 0 rgba(255,255,255,.3)}
.light .card h3{color:#1b2740}
.light .card p{color:#4a5568}

/* feature list */
.feat{display:grid;grid-template-columns:repeat(2,1fr);gap:13px;margin-top:40px}
.feat li{list-style:none;display:flex;gap:14px;align-items:flex-start;padding:20px;border:1px solid rgba(255,255,255,.08);border-radius:16px;background:rgba(255,255,255,.02);box-shadow:0 2px 14px -6px rgba(0,0,0,.4);font-size:.95rem;transition:box-shadow .45s var(--ease),transform .45s var(--ease),border-color .45s var(--ease)}
.feat li:hover{box-shadow:0 10px 28px -10px rgba(0,0,0,.6);transform:translateY(-2px);border-color:rgba(201,168,107,.35)}
.feat li::before{content:"✓";display:flex;align-items:center;justify-content:center;min-width:24px;height:24px;margin-top:2px;flex:none;border-radius:50%;background:var(--gold-fill);color:#fff;font-size:.68em;font-weight:700;box-shadow:0 4px 10px -4px rgba(140,106,60,.5)}
.feat b{font-weight:600}
.feat span{display:block;font-size:.84rem;color:var(--muted);margin-top:3px;line-height:1.7}

/* what's-included */
.inc-grid{display:grid;grid-template-columns:1fr;align-items:start}
.inc-body{display:flex;flex-direction:column}
.inc-body .feat{grid-template-columns:repeat(2,1fr);margin-top:26px}
.inc-body .feat li{padding:16px 18px}
@media(max-width:860px){.inc-body .feat{grid-template-columns:1fr}}

/* flow */
.steps{margin-top:44px;position:relative;display:flex;flex-direction:column;gap:0}
.steps::before{content:"";position:absolute;left:19px;top:20px;bottom:20px;width:1px;background:linear-gradient(rgba(201,168,107,.6),rgba(156,122,69,.35))}
.step{display:flex;gap:22px;align-items:flex-start;position:relative;padding-bottom:34px}
.step:last-child{padding-bottom:0}
.step .no{flex:none;width:42px;height:42px;border-radius:50%;background:var(--gold-fill);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.88rem;z-index:1;box-shadow:0 10px 22px -8px rgba(140,106,60,.6),inset 0 1px 0 rgba(255,255,255,.35);font-family:var(--serif)}
.step h4{font-family:var(--sans);font-size:1.1rem;font-weight:700;letter-spacing:-.005em;padding-top:8px}
.step p{font-size:.9rem;color:var(--muted);margin-top:4px;line-height:1.8;min-height:3.2em}

/* price */
.price{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:40px}
.price.one{grid-template-columns:1fr;max-width:460px}
.price.three{grid-template-columns:repeat(3,1fr)}
.pcard{background:linear-gradient(180deg,rgba(255,255,255,.035),rgba(255,255,255,.012));border:1px solid rgba(201,168,107,.2);border-radius:22px;padding:32px 30px;box-shadow:0 4px 26px -10px rgba(0,0,0,.5)}
.pcard.best{border:1.5px solid transparent;position:relative;background:linear-gradient(180deg,#1d170e,#141109) padding-box,linear-gradient(125deg,#c9a86b,#9c7a45) border-box;box-shadow:0 22px 54px -22px rgba(140,106,60,.4)}
.pcard .tag{position:absolute;top:-13px;left:24px;font-size:.66rem;font-weight:700;letter-spacing:.06em;color:#fff;background:var(--gold-fill);padding:5px 15px;border-radius:980px;box-shadow:0 6px 16px -6px rgba(140,106,60,.6)}
.pcard .nm{font-family:var(--sans);font-weight:700;font-size:1.12rem;letter-spacing:-.01em}
.pcard .pr{font-family:var(--serif);font-size:2.5rem;font-weight:600;letter-spacing:-.01em;margin:16px 0;font-variant-numeric:tabular-nums;line-height:1}
.pcard .pr small{font-size:.38em;font-weight:500;color:var(--muted);margin-left:3px;letter-spacing:0}
.pcard .ds{font-size:.87rem;color:var(--muted);line-height:1.8}

/* cta banner */
.banner{position:relative;background:radial-gradient(120% 130% at 50% 0%,#2b261d 0%,#161208 60%,#0c0a05 100%);color:#fff;text-align:center;overflow:hidden}
.banner::before{content:"";position:absolute;top:-30%;left:50%;transform:translateX(-50%);width:700px;height:700px;background:radial-gradient(circle,rgba(140,106,60,.18),rgba(176,138,82,.08) 44%,transparent 62%);pointer-events:none}
.banner::after{content:"";position:absolute;left:0;right:0;top:0;height:1px;background:linear-gradient(90deg,transparent,rgba(201,168,107,.55),transparent)}
.banner>*{position:relative;z-index:1}
.banner h2{font-family:var(--sans);font-size:clamp(1.85rem,3.7vw,2.8rem);font-weight:700;letter-spacing:.075em;line-height:1.62;background:linear-gradient(180deg,#fff 55%,rgba(255,255,255,.62));-webkit-background-clip:text;background-clip:text;color:transparent}
.banner p{color:rgba(255,255,255,.62);margin-top:16px;font-size:1rem}
.banner .btns{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-top:34px}
.btn-w{background:var(--gold-fill);color:#fff;font-weight:600;font-size:.9rem;letter-spacing:.16em;padding:17px 40px;border-radius:980px;transition:transform .25s,box-shadow .25s;box-shadow:0 12px 30px -10px rgba(160,120,60,.65)}
.btn-w:hover{transform:translateY(-2px);box-shadow:0 18px 40px -12px rgba(160,120,60,.8)}
.btn-o{border:1px solid rgba(201,168,107,.5);color:#e8d4ac;font-weight:600;font-size:.9rem;letter-spacing:.16em;padding:17px 40px;border-radius:980px;transition:.25s}
.btn-o:hover{background:rgba(201,168,107,.12);border-color:rgba(201,168,107,.8)}
.banner-trust{display:flex;gap:12px 22px;justify-content:center;flex-wrap:wrap;margin-top:28px;font-size:.78rem;color:rgba(255,255,255,.6)}
/* 見出し・本文を外したので、バナーの余白を詰める */
.banner{padding:74px 0}
.banner .btns{margin-top:0}
.banner-trust span::before{content:"✓";color:#e3c486;font-weight:700;margin-right:6px}

.note{font-size:.78rem;color:var(--muted);margin-top:16px}

/* footer */
.site-foot{background:#000;color:rgba(255,255,255,.55);padding:38px 0 34px;font-size:.78rem;border-top:1px solid rgba(201,168,107,.1)}
.sf-inner{max-width:1000px;margin:0 auto;padding:0 24px;display:flex;flex-direction:column;align-items:center;gap:16px;text-align:center}
.sf-logo{font-size:1rem;font-weight:700;letter-spacing:-.01em;color:#fff}
.sf-logo b{font-weight:700;background:none;-webkit-text-fill-color:#fff;color:#fff}
.sf-nav{display:flex;gap:10px 24px;flex-wrap:wrap;justify-content:center}
.sf-nav a{color:rgba(255,255,255,.6);transition:color .2s}
.sf-nav a:hover{color:#fff;text-decoration:underline}
.sf-copy{color:rgba(255,255,255,.35);font-size:.72rem}

/* ===== dynamic: scroll progress bar ===== */
#scrollProg{position:fixed;top:0;left:0;height:3px;width:0;background:linear-gradient(90deg,#c9a86b,#9c7a45 55%,#e0795c);z-index:300;box-shadow:0 0 10px rgba(201,168,107,.5);transition:width .12s ease-out;will-change:width}

/* ===== dynamic: reveal on scroll ===== */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .75s cubic-bezier(.2,.7,.3,1),transform .75s cubic-bezier(.2,.7,.3,1);transition-delay:var(--d,0s)}
.reveal.in{opacity:1;transform:none}

/* ===== dynamic: shine sweep on primary buttons ===== */
.hc-btn,.btn-w,.cta{position:relative;overflow:hidden}

/* ===== dynamic: hover micro-interactions ===== */
.hero-img{overflow:hidden}
.hero-img img{transition:transform .8s cubic-bezier(.2,.7,.3,1)}
.hero:hover .hero-img img{transform:scale(1.03)}
.pcard{transition:transform .5s var(--ease),box-shadow .5s var(--ease)}
.pcard:hover{transform:translateY(-4px);box-shadow:0 28px 56px -24px rgba(0,0,0,.7)}
.step .no{transition:transform .35s cubic-bezier(.2,.7,.3,1)}
.step:hover .no{transform:scale(1.1)}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}

@media(max-width:760px){
  .hero{padding-top:64px}
  .cards{grid-template-columns:1fr}
  .feat{grid-template-columns:1fr}
  .price,.price.three{grid-template-columns:1fr}
  section{padding:60px 0}
  .hd-right .back:nth-of-type(2),.hd-right .back:nth-of-type(3){display:none}
  /* ロゴと「← サービス一覧」が重ならないよう詰める */
  .hd{padding:0 16px}
  .hd-right{gap:16px}
  .logo{font-size:.98rem}
  .hd-right .back{font-size:.72rem;letter-spacing:.04em}
  .hd .cta{font-size:.72rem;letter-spacing:.08em;padding:9px 16px}
}
.sf-nav.sf-legal{font-size:.72rem}
.sf-nav.sf-legal a{color:rgba(255,255,255,.42)}

/* ロゴ「Ais Basic」は全体を青紫のグラデーションで */

/* ロゴ「Ais Basic」は全体を青紫のグラデーションで */