/* ===== FORMA LP ===== */
:root{
  --ink:#15181d;
  --ink-soft:#525965;
  --bg:#ffffff;
  --bg-soft:#f5f6f8;
  --line:#e6e9ee;
  --accent:#c8f000;       /* ライム */
  --accent-press:#b4d800;
  --dark:#15181d;
  --radius:16px;
  --shadow:0 18px 40px rgba(21,24,29,.10);
  --maxw:1120px;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;
  color:var(--ink); background:var(--bg); line-height:1.8; -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.container-narrow{max-width:760px;}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:15px 30px;border-radius:999px;font-weight:700;font-size:15px;
  border:2px solid transparent;cursor:pointer;transition:.22s ease;white-space:nowrap;
}
.btn-primary{background:var(--accent);color:var(--dark);}
.btn-primary:hover{background:var(--accent-press);transform:translateY(-2px);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line);}
.btn-ghost:hover{border-color:var(--ink);}
.btn-outline{background:transparent;color:var(--ink);border-color:var(--ink);}
.btn-outline:hover{background:var(--ink);color:#fff;}
.btn-block{width:100%;}

/* ===== Header ===== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:50;
  background:rgba(255,255,255,.85);backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;transition:.25s;
}
.site-header.scrolled{border-bottom-color:var(--line);box-shadow:0 4px 20px rgba(0,0,0,.04);}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:70px;}
.logo{display:inline-flex;align-items:center;gap:9px;font-weight:800;font-size:21px;letter-spacing:.04em;}
.logo-mark{width:14px;height:14px;border-radius:4px;background:var(--accent);box-shadow:0 0 0 4px rgba(200,240,0,.25);}
.gnav{display:flex;align-items:center;gap:26px;}
.gnav a{font-size:14.5px;font-weight:600;color:var(--ink-soft);transition:.2s;}
.gnav a:hover{color:var(--ink);}
.nav-cta{background:var(--ink);color:#fff!important;padding:10px 18px;border-radius:999px;}
.nav-cta:hover{background:#000;}
.hamburger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px;}
.hamburger span{width:24px;height:2px;background:var(--ink);border-radius:2px;transition:.25s;}
.hamburger.active span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.hamburger.active span:nth-child(2){opacity:0;}
.hamburger.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ===== Hero ===== */
.hero{padding:140px 0 90px;background:
  radial-gradient(1100px 500px at 80% -10%,#eef7c8 0,transparent 60%),
  linear-gradient(180deg,#fbfcf7,#ffffff);overflow:hidden;}
.hero-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:50px;align-items:center;}
.hero-tag{display:inline-block;font-size:13px;font-weight:700;color:var(--ink-soft);
  background:#fff;border:1px solid var(--line);padding:6px 14px;border-radius:999px;margin-bottom:22px;}
.hero h1{font-size:clamp(34px,5vw,56px);line-height:1.25;font-weight:900;letter-spacing:.01em;}
.hero h1 .hl{position:relative;}
.hero h1 .hl::after{content:"";position:absolute;left:-2px;right:-2px;bottom:6px;height:30%;
  background:var(--accent);z-index:-1;border-radius:3px;}
.hero-lead{margin:22px 0 30px;font-size:16.5px;color:var(--ink-soft);}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;}
.hero-stats{list-style:none;display:flex;gap:30px;margin-top:42px;}
.hero-stats li{display:flex;flex-direction:column;}
.hero-stats strong{font-size:30px;font-weight:900;}
.hero-stats span{font-size:13px;color:var(--ink-soft);}

.hero-visual{position:relative;height:420px;}
.hero-orb{position:absolute;inset:20px;border-radius:32px;
  background:linear-gradient(150deg,var(--dark),#2b3240);box-shadow:var(--shadow);}
.hero-orb::after{content:"";position:absolute;width:160px;height:160px;border-radius:50%;
  right:-30px;top:-30px;background:radial-gradient(circle at 30% 30%,var(--accent),#8fb000);opacity:.9;}
.hero-card{position:absolute;background:#fff;border-radius:14px;padding:16px 18px;
  box-shadow:var(--shadow);display:flex;flex-direction:column;gap:6px;z-index:2;}
.hero-card-1{left:-14px;top:60px;width:190px;}
.hero-card-2{right:-10px;bottom:50px;width:165px;}
.hc-label{font-size:12px;color:var(--ink-soft);font-weight:600;}
.hc-value{font-size:28px;font-weight:900;}
.hc-value small{font-size:15px;}
.hc-sub{font-size:11.5px;color:var(--ink-soft);}
.hc-bar{height:8px;border-radius:99px;background:var(--bg-soft);overflow:hidden;}
.hc-bar i{display:block;height:100%;background:var(--accent);border-radius:99px;}

/* ===== Section base ===== */
.section{padding:90px 0;}
.problems{background:var(--bg-soft);}
.sec-tag{font-size:13px;font-weight:800;letter-spacing:.18em;color:var(--accent-press);text-align:center;}
.sec-title{font-size:clamp(25px,3.4vw,34px);font-weight:900;text-align:center;margin:8px 0 14px;line-height:1.4;}
.sec-lead{text-align:center;color:var(--ink-soft);margin-bottom:40px;}

/* ===== Problems ===== */
.problem-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:36px;}
.problem-card{background:#fff;border-radius:var(--radius);padding:30px 26px;border:1px solid var(--line);position:relative;}
.pc-num{font-size:36px;font-weight:900;color:#e7ecd2;display:block;margin-bottom:10px;}
.problem-card p{font-size:16px;}
.problem-card strong{color:var(--ink);border-bottom:2px solid var(--accent);}
.problem-bridge{text-align:center;margin-top:40px;font-size:19px;font-weight:800;}

/* ===== Features ===== */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:42px;}
.feature-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:34px 28px;transition:.25s;}
.feature-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);}
.feat-icon{display:inline-flex;align-items:center;justify-content:center;width:58px;height:58px;border-radius:14px;
  background:var(--dark);color:var(--accent);margin-bottom:18px;}
.feat-icon svg{width:28px;height:28px;}
.feature-card h3{font-size:19px;margin-bottom:10px;}
.feature-card p{color:var(--ink-soft);font-size:14.5px;}

/* ===== Pricing ===== */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:42px;align-items:stretch;}
.price-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:34px 28px;
  display:flex;flex-direction:column;position:relative;}
.price-card-featured{background:var(--dark);color:#fff;border-color:var(--dark);transform:translateY(-10px);box-shadow:var(--shadow);}
.price-badge{position:absolute;top:-13px;left:50%;transform:translateX(-50%);
  background:var(--accent);color:var(--dark);font-size:12.5px;font-weight:800;padding:5px 16px;border-radius:999px;}
.price-card h3{font-size:20px;}
.price-desc{font-size:13.5px;color:var(--ink-soft);margin-bottom:14px;}
.price-card-featured .price-desc{color:#aeb6c2;}
.price{font-size:40px;font-weight:900;line-height:1.2;margin-bottom:20px;}
.price small{font-size:16px;font-weight:700;}
.price-list{list-style:none;margin-bottom:26px;display:flex;flex-direction:column;gap:10px;}
.price-list li{font-size:14.5px;padding-left:26px;position:relative;}
.price-list li::before{content:"";position:absolute;left:0;top:9px;width:14px;height:8px;
  border-left:2px solid var(--accent-press);border-bottom:2px solid var(--accent-press);transform:rotate(-45deg);}
.price-card-featured .price-list li::before{border-color:var(--accent);}
.price-card .btn{margin-top:auto;}
.price-note{text-align:center;color:var(--ink-soft);font-size:12.5px;margin-top:24px;}

/* ===== Voice ===== */
.voice{background:var(--bg-soft);}
.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:42px;}
.voice-card{background:#fff;border-radius:var(--radius);padding:28px 26px;border:1px solid var(--line);}
.voice-rate{color:#ffb400;letter-spacing:3px;margin-bottom:12px;}
.voice-card blockquote{font-size:15px;line-height:1.85;margin-bottom:20px;}
.voice-card figcaption{display:flex;align-items:center;gap:12px;font-weight:700;font-size:14.5px;}
.voice-card figcaption small{color:var(--ink-soft);font-weight:500;margin-left:auto;}
.avatar{width:42px;height:42px;border-radius:50%;background:linear-gradient(150deg,var(--accent),#8fb000);
  display:inline-flex;align-items:center;justify-content:center;color:var(--dark);font-weight:900;}
.avatar::after{content:attr(data-initial);}

/* ===== FAQ ===== */
.faq-list{margin-top:36px;border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:none;border:none;cursor:pointer;padding:22px 4px;font-size:16px;font-weight:700;
  text-align:left;color:var(--ink);font-family:inherit;}
.faq-icon{position:relative;width:18px;height:18px;flex-shrink:0;}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--ink);border-radius:2px;transition:.25s;}
.faq-icon::before{left:0;top:8px;width:18px;height:2px;}
.faq-icon::after{left:8px;top:0;width:2px;height:18px;}
.faq-q[aria-expanded="true"] .faq-icon::after{transform:rotate(90deg);opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a p{padding:0 4px 22px;color:var(--ink-soft);font-size:14.5px;}

/* ===== Contact ===== */
.form{margin-top:38px;display:flex;flex-direction:column;gap:20px;}
.form-row{display:flex;flex-direction:column;gap:8px;}
.form-row label{font-weight:700;font-size:14.5px;}
.req{font-size:11px;background:var(--accent);color:var(--dark);padding:2px 8px;border-radius:5px;margin-left:6px;font-weight:800;}
.form input,.form select,.form textarea{
  width:100%;padding:14px 16px;border:1.5px solid var(--line);border-radius:12px;
  font-size:15px;font-family:inherit;color:var(--ink);background:#fff;transition:.2s;}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--accent-press);box-shadow:0 0 0 4px rgba(200,240,0,.18);}
.form input.invalid,.form textarea.invalid{border-color:#e0524b;box-shadow:0 0 0 4px rgba(224,82,75,.12);}
.error{color:#e0524b;font-size:13px;min-height:0;}
.form-success{background:#eef7c8;border:1px solid var(--accent-press);color:#4a5400;
  padding:14px 18px;border-radius:12px;font-size:14px;font-weight:600;}

/* ===== Footer ===== */
.site-footer{background:var(--dark);color:#cfd4dc;padding:54px 0 26px;}
.footer-inner{display:flex;justify-content:space-between;align-items:flex-start;gap:30px;flex-wrap:wrap;}
.footer-brand .logo{color:#fff;font-size:22px;}
.footer-brand p{font-size:13.5px;color:#8d96a4;margin-top:10px;}
.footer-nav{display:flex;gap:24px;flex-wrap:wrap;}
.footer-nav a{font-size:14px;color:#cfd4dc;}
.footer-nav a:hover{color:var(--accent);}
.copyright{text-align:center;font-size:12.5px;color:#727b89;margin-top:40px;
  border-top:1px solid #2a313c;padding-top:22px;}

/* ===== Floating CTA ===== */
.floating-cta{display:none;position:fixed;left:16px;right:16px;bottom:16px;z-index:40;
  background:var(--accent);color:var(--dark);text-align:center;padding:15px;border-radius:999px;
  font-weight:800;box-shadow:0 10px 30px rgba(0,0,0,.18);}

/* ===== Reveal animation ===== */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .6s ease,transform .6s ease;}
.reveal.visible{opacity:1;transform:none;}

/* ===== Responsive ===== */
@media(max-width:900px){
  .hero-inner{grid-template-columns:1fr;gap:36px;}
  .hero-visual{height:340px;max-width:420px;}
  .feature-grid,.price-grid,.voice-grid,.problem-grid{grid-template-columns:1fr;}
  .price-card-featured{transform:none;}
}
@media(max-width:680px){
  .gnav{position:fixed;top:70px;left:0;right:0;background:#fff;flex-direction:column;
    align-items:stretch;gap:0;padding:8px 0;border-bottom:1px solid var(--line);
    transform:translateY(-130%);transition:.3s;box-shadow:0 14px 26px rgba(0,0,0,.08);}
  .gnav.open{transform:translateY(0);}
  .gnav a{padding:14px 24px;}
  .nav-cta{margin:8px 24px;text-align:center;}
  .hamburger{display:flex;}
  .floating-cta{display:block;}
  .hero-stats{gap:20px;}
  .hero-stats strong{font-size:24px;}
  .section{padding:64px 0;}
}