/* ============================================================
   hihaho — bright corporate redesign
   Reference impression: splineinteractive.com (bright, spacious,
   trustworthy), modernized. White surfaces, navy text, vivid
   corporate blue accent, hihaho multicolor gradient used sparingly
   as a brand signature. Hero & footer stay dark/rich with white text.
   ============================================================ */
:root{
  color-scheme:light;
  /* brand accents */
  --brand:#2f6fd6;             /* corporate blue — the workhorse accent */
  --brand-dark:#245bb5;        /* hover / pressed */
  --brand-soft:#eaf1fc;        /* soft blue tint */
  --teal:#12b3a6;
  --magenta:#c2489b;           /* gradient stop, kept for inline uses (*required marks) */
  --orange:#f2994a;
  --ok:#1e9e6e;                /* green — used inline via border-color:var(--ok) */
  /* surfaces & text */
  --bg:#ffffff;
  --bg-alt:#f5f8fc;
  --ink:#232a3d;
  --muted:#5f6b80;
  --line:#e6ebf2;
  --line-strong:#d5dde9;
  /* dark bands (hero / footer / ctaband) */
  --navy:#16233f;
  --navy-2:#1a2436;
  /* fx */
  --radius:16px;
  --shadow:0 10px 30px rgba(35,42,61,.07);
  --shadow-lift:0 18px 44px rgba(47,111,214,.16);
  --grad-brand:linear-gradient(90deg,var(--teal),var(--brand),var(--magenta),var(--orange));
  --grad-blue:linear-gradient(135deg,#3d7ee2 0%,var(--brand) 55%,#2a63c2 100%);
  --grad-hero:radial-gradient(900px 520px at 82% -12%,rgba(18,179,166,.28),transparent 58%),
              radial-gradient(760px 520px at -8% 110%,rgba(47,111,214,.5),transparent 60%),
              linear-gradient(135deg,#141f38 0%,#1b3766 58%,#2c5cb8 135%);
  --max:1120px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"M PLUS 1p","Hiragino Kaku Gothic ProN","Noto Sans JP",sans-serif;
  color:var(--ink);line-height:1.8;font-size:16px;-webkit-font-smoothing:antialiased;
  background:var(--bg)}
::selection{background:rgba(47,111,214,.22);color:var(--ink)}
a{color:var(--brand);text-decoration:none;transition:color .15s}
a:hover{color:var(--brand-dark);text-decoration:underline}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
img{max-width:100%;display:block}
h1,h2,h3,h4{line-height:1.4;font-weight:800;letter-spacing:.01em;color:var(--ink)}
h2{font-size:1.9rem;margin:0 0 .6em}
h3{font-size:1.22rem;margin:0 0 .5em}
p{margin:0 0 1em}
input[type="checkbox"],input[type="radio"]{accent-color:var(--brand)}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:84px 0;position:relative}
.section.alt{background:var(--bg-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.eyebrow{color:var(--brand);font-weight:800;font-size:.8rem;letter-spacing:.22em;text-transform:uppercase;margin:0 0 .7em}
.lead{font-size:1.1rem;color:var(--muted);max-width:760px}
.center{text-align:center}
.nowrap{white-space:nowrap}
/* 任意改行：広い画面のみ改行し、狭い画面では自然に折り返す */
@media(max-width:640px){br.brk{display:none}}
/* 予備の入力欄：画面外へ隠し、支援技術・タブ移動からも除外 */
.hp{position:absolute!important;left:-9999px!important;top:auto;width:1px;height:1px;overflow:hidden}
/* コードブロック */
.codebox{background:#0f1b33;color:#dbe6f7;border:1px solid #23324f;border-radius:12px;
  padding:18px 20px;overflow-x:auto;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,"Courier New",monospace;
  font-size:.86rem;line-height:1.7;white-space:pre;box-shadow:var(--shadow)}
.codebox .cmt{color:#7f93b5}
.codebox .k{color:#8ecbff}
.codebox .s{color:#a6e3a1}
.center .lead{margin-left:auto;margin-right:auto}
/* centered section headings get a short gradient underline — signature touch */
.center h2{position:relative;padding-bottom:18px;margin-bottom:.8em}
.center h2::after{content:"";position:absolute;left:50%;bottom:0;transform:translateX(-50%);
  width:56px;height:4px;border-radius:99px;background:var(--grad-brand)}

/* scrollbar */
::-webkit-scrollbar{width:11px;height:11px}
::-webkit-scrollbar-track{background:#f1f4f9}
::-webkit-scrollbar-thumb{background:#c3cddc;border-radius:8px;border:2px solid #f1f4f9}
::-webkit-scrollbar-thumb:hover{background:var(--brand)}

/* ---------- scroll reveal (class added by app.js only) ---------- */
.js-reveal{opacity:0;transform:translateY(18px);
  transition:opacity .6s ease,transform .7s cubic-bezier(.22,.61,.36,1)}
.js-reveal.in{opacity:1;transform:none}

/* ---------- header ---------- */
header.site{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.86);
  backdrop-filter:saturate(160%) blur(14px);-webkit-backdrop-filter:saturate(160%) blur(14px);
  border-bottom:1px solid var(--line);transition:background .3s ease,box-shadow .3s ease}
header.site.scrolled{background:rgba(255,255,255,.96);box-shadow:0 8px 28px rgba(35,42,61,.08)}
.nav{display:flex;align-items:center;gap:18px;height:68px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.15rem;color:var(--ink)}
.brand:hover{text-decoration:none;color:var(--ink)}
.brand .mark{width:30px;height:30px;border-radius:9px;background:var(--grad-brand);
  display:grid;place-items:center;color:#fff;font-weight:900;font-size:1rem;font-style:italic;
  box-shadow:0 4px 12px rgba(47,111,214,.28)}
.brand small{display:block;font-weight:600;font-size:.62rem;color:var(--muted);letter-spacing:.06em}
.nav .menu{display:flex;align-items:center;gap:22px;margin-left:auto}
.nav .menu a{color:var(--ink);font-weight:700;font-size:.92rem;transition:color .15s}
.nav .menu a:hover{color:var(--brand);text-decoration:none}
.dropdown{position:relative}
.dropdown>button{font:inherit;font-weight:700;font-size:.92rem;color:var(--ink);background:none;border:0;cursor:pointer;
  padding:0;display:flex;align-items:center;gap:4px;transition:color .15s}
.dropdown>button:hover{color:var(--brand)}
.dropdown .panel{position:absolute;top:130%;left:50%;transform:translateX(-50%);
  background:#fff;border:1px solid var(--line);border-radius:14px;
  box-shadow:0 18px 48px rgba(35,42,61,.14);
  padding:8px;min-width:230px;display:none}
.dropdown:hover .panel,.dropdown:focus-within .panel{display:block}
.dropdown .panel a{display:block;padding:9px 12px;border-radius:9px;font-size:.9rem;color:var(--ink)}
.dropdown .panel a:hover{background:var(--brand-soft);color:var(--brand-dark);text-decoration:none}
.navtoggle{display:none;margin-left:auto;background:none;border:0;font-size:1.6rem;cursor:pointer;color:var(--ink)}

/* ---------- buttons ---------- */
.btn{display:inline-block;background:var(--grad-blue);color:#fff;font-weight:800;padding:11px 22px;border-radius:999px;
  border:2px solid transparent;cursor:pointer;font-size:.92rem;
  box-shadow:0 6px 18px rgba(47,111,214,.28);
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease}
.btn:hover{background:var(--brand-dark);transform:translateY(-2px);
  box-shadow:0 10px 26px rgba(36,91,181,.34);text-decoration:none;color:#fff}
.btn.ghost{background:transparent;color:var(--brand);border-color:rgba(47,111,214,.5);box-shadow:none}
.btn.ghost:hover{background:var(--brand-soft);color:var(--brand-dark);border-color:var(--brand);
  box-shadow:0 6px 18px rgba(47,111,214,.14)}
.btn.white{background:#fff;color:var(--brand-dark);border-color:#fff;
  box-shadow:0 8px 24px rgba(10,24,52,.28)}
.btn.white:hover{background:var(--brand-soft);color:var(--brand-dark);border-color:var(--brand-soft);
  box-shadow:0 12px 30px rgba(10,24,52,.32)}
.btn.lg{padding:15px 32px;font-size:1.02rem}

/* ---------- hero — rich dark band with white text (markup assumes it) ---------- */
.hero{position:relative;overflow:hidden;color:#fff;padding:108px 0 96px;
  background:
    radial-gradient(880px 520px at 84% -14%,rgba(18,179,166,.30),transparent 58%),
    radial-gradient(720px 520px at -6% 112%,rgba(83,141,233,.35),transparent 60%),
    linear-gradient(135deg,#141f38 0%,#1b3766 58%,#2c5cb8 135%)}
.hero::before{content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:56px 56px;
  -webkit-mask-image:radial-gradient(ellipse 80% 70% at 62% 8%,#000 12%,transparent 74%);
  mask-image:radial-gradient(ellipse 80% 70% at 62% 8%,#000 12%,transparent 74%)}
.hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:3px;background:var(--grad-brand);opacity:.85}
.hero .wrap{position:relative;z-index:1}
.hero .herologo{display:block;height:48px;width:auto;margin:0 0 22px;
  filter:drop-shadow(0 2px 8px rgba(8,18,40,.35))}
.hero h1{font-size:3rem;margin:0 0 .45em;letter-spacing:-.01em;color:#fff;line-height:1.3}
.hero p{font-size:1.18rem;color:rgba(235,242,252,.88);max-width:640px}
.hero .eyebrow{letter-spacing:.22em}
.hero .cta{margin-top:28px;display:flex;gap:14px;flex-wrap:wrap}
.hero .btn.ghost{color:#fff;border-color:rgba(255,255,255,.55)}
.hero .btn.ghost:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff;box-shadow:none}
.hero .btn.white{background:#fff;color:var(--brand-dark);border-color:#fff}
.hero .btn.white:hover{background:var(--brand-soft);border-color:var(--brand-soft)}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center}
/* single-column hero (no media) */
.herolead{max-width:860px}
.herolead .cta{margin-top:30px}

/* playcard — clean white device/screen floating on the dark hero */
.playcard{background:#fff;border:1px solid rgba(255,255,255,.6);border-radius:20px;padding:20px;
  box-shadow:0 30px 70px rgba(8,18,40,.45);
  transition:transform .35s ease,box-shadow .35s ease}
.playcard:hover{transform:translateY(-5px);box-shadow:0 38px 84px rgba(8,18,40,.5)}
.playcard .frame{aspect-ratio:16/9;border-radius:12px;position:relative;overflow:hidden;
  border:1px solid var(--line);
  background:
    radial-gradient(circle at 50% 46%,#ffffff 0 29px,rgba(47,111,214,.28) 30px 37px,transparent 38px),
    radial-gradient(120% 130% at 84% -12%,rgba(18,179,166,.20),transparent 55%),
    radial-gradient(110% 120% at 0% 112%,rgba(194,72,155,.12),transparent 55%),
    linear-gradient(135deg,#dfe9f9,#c9dbf6 60%,#d4e3f8);
  display:grid;place-items:center}
.playcard .frame::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(115deg,transparent 32%,rgba(255,255,255,.5) 46%,transparent 60%);
  transform:translateX(-100%);animation:sheen 7s ease-in-out infinite}
@keyframes sheen{0%,58%{transform:translateX(-100%)}88%,100%{transform:translateX(100%)}}
.playcard .frame::after{content:"▶";position:absolute;color:var(--brand);font-size:1.35rem;top:50%;left:50%;
  transform:translate(-38%,-52%)}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
/* chips in the hero text column sit on the dark band — glass pills */
.chip{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.32);color:#f2f6fd;font-size:.78rem;
  font-weight:700;padding:6px 12px;border-radius:999px;
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  transition:border-color .2s,background .2s}
.chip:hover{border-color:rgba(255,255,255,.7);background:rgba(255,255,255,.16)}
/* chips inside the white playcard need dark-on-light styling */
.playcard .chip{background:var(--brand-soft);border-color:#d7e4f8;color:var(--brand-dark);
  backdrop-filter:none;-webkit-backdrop-filter:none}
.playcard .chip:hover{border-color:var(--brand);background:#e0ecfb}

/* ---------- cards / grid ---------- */
.grid{display:grid;gap:22px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;position:relative;
  box-shadow:var(--shadow);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease}
.card:hover{transform:translateY(-4px);border-color:#c8d8f0;box-shadow:var(--shadow-lift)}
.ic{width:46px;height:46px;border-radius:12px;background:var(--brand-soft);color:var(--brand);
  border:1px solid #d7e4f8;display:grid;place-items:center;font-size:1.35rem;font-weight:900;margin-bottom:14px}
.card h3{margin-bottom:.35em}
.card p{color:var(--muted);font-size:.95rem;margin-bottom:0}
.card.usecase a{font-weight:800}
.tag{display:inline-block;background:var(--brand-soft);color:var(--brand-dark);font-weight:800;font-size:.72rem;
  padding:4px 10px;border-radius:999px;letter-spacing:.08em;margin-bottom:12px;border:1px solid #d7e4f8}

/* ---------- stats ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat{text-align:center;padding:26px 22px;border-radius:var(--radius);background:#fff;border:1px solid var(--line);
  box-shadow:var(--shadow);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease}
.stat:hover{transform:translateY(-3px);border-color:#c8d8f0;box-shadow:var(--shadow-lift)}
.stat .n{font-size:2.2rem;font-weight:900;line-height:1.2;
  background:linear-gradient(110deg,var(--teal) 0%,var(--brand) 70%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:var(--brand)}
.stat .l{color:var(--muted);font-size:.86rem;margin-top:8px}

/* ---------- feature rows ---------- */
.frow{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;margin:0 0 24px}
.frow.rev .txt{order:2}
.frow .visual{aspect-ratio:16/10;border-radius:var(--radius);
  background:
    radial-gradient(120% 130% at 80% -12%,rgba(47,111,214,.10),transparent 58%),
    radial-gradient(100% 120% at 0% 112%,rgba(18,179,166,.08),transparent 55%),
    var(--bg-alt);
  border:1px solid var(--line);display:grid;place-items:center;padding:24px;
  box-shadow:inset 0 1px 0 #fff}
.flow{display:flex;flex-direction:column;gap:10px;width:100%}
.flow .node{background:#fff;border:2px solid rgba(47,111,214,.55);border-radius:12px;padding:10px 14px;
  font-weight:700;font-size:.86rem;text-align:center;position:relative;color:var(--ink);
  box-shadow:0 4px 14px rgba(47,111,214,.10)}
.flow .branch{display:flex;gap:12px}
.flow .branch .node{flex:1;border-color:var(--line-strong);box-shadow:0 3px 10px rgba(35,42,61,.06)}
.flow .arrow{text-align:center;color:var(--brand);font-weight:900}
.check{list-style:none;padding:0;margin:0}
.check li{position:relative;padding:6px 0 6px 30px;color:var(--ink)}
.check li::before{content:"✓";position:absolute;left:0;top:8px;color:#fff;background:var(--grad-blue);
  width:20px;height:20px;border-radius:50%;font-size:.72rem;display:grid;place-items:center;font-weight:900;
  box-shadow:0 3px 8px rgba(47,111,214,.3)}

/* ---------- table ---------- */
table.cmp{width:100%;border-collapse:collapse;background:#fff;border-radius:var(--radius);
  overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
table.cmp th,table.cmp td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--line);font-size:.94rem;vertical-align:top}
table.cmp thead th{background:var(--grad-blue);color:#fff;font-size:.9rem;border-bottom:0;letter-spacing:.03em}
table.cmp tbody tr{transition:background .15s}
table.cmp tbody tr:nth-child(even){background:#f8fafd}
table.cmp tbody tr:hover{background:var(--brand-soft)}
table.cmp td{color:#4a5468}
table.cmp td:first-child{font-weight:800;color:var(--ink)}

/* ---------- logos strip ---------- */
.logos{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;align-items:center}
.logos span{display:inline-block;background:#fff;border:1px solid var(--line);border-radius:10px;padding:10px 18px;
  font-weight:800;color:var(--muted);font-size:.9rem;box-shadow:var(--shadow);
  transition:border-color .2s,color .2s,box-shadow .2s,transform .2s}
.logos span:hover{border-color:#c8d8f0;color:var(--brand-dark);transform:translateY(-2px);box-shadow:var(--shadow-lift)}

/* ---------- logo wall (social proof) — horizontal auto-scroll marquee ---------- */
.logowall-sec .lead{margin-bottom:2px}
.logomarquee{margin-top:36px;overflow:hidden;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 5%,#000 95%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 5%,#000 95%,transparent)}
.logotrack{display:flex;gap:16px;width:max-content;animation:logoscroll 48s linear infinite}
.logomarquee:hover .logotrack{animation-play-state:paused}
.logotrack .logo{flex:0 0 auto;display:grid;place-items:center;background:#fff;border:1px solid var(--line);
  border-radius:14px;padding:16px 28px;height:92px;min-width:150px;box-shadow:var(--shadow);
  transition:border-color .25s ease,box-shadow .25s ease}
.logotrack .logo:hover{border-color:#c8d8f0;box-shadow:var(--shadow-lift)}
.logotrack .logo img{max-height:46px;width:auto;object-fit:contain;
  filter:grayscale(1);opacity:.72;transition:filter .25s ease,opacity .25s ease}
.logotrack .logo:hover img{filter:none;opacity:1}
@keyframes logoscroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media(max-width:620px){.logotrack .logo{height:76px;padding:12px 20px;min-width:120px}}
@media(prefers-reduced-motion:reduce){.logotrack{animation:none}
  .logomarquee{overflow-x:auto;-webkit-overflow-scrolling:touch}}

/* ---------- customer story ---------- */
.storycard{display:grid;grid-template-columns:1.7fr 1fr;gap:0;background:#fff;border:1px solid var(--line);
  border-radius:18px;overflow:hidden;box-shadow:var(--shadow);margin-top:34px}
.storybody{padding:38px 40px}
.storybody h3{font-size:1.35rem;margin:.25em 0 .6em;line-height:1.5}
.storybody>p{color:#4a5468}
.storybody .check{margin-top:16px}
.storysrc{margin:20px 0 0;font-size:.82rem;color:var(--muted)}
.storysrc a{color:var(--muted);text-decoration:underline}
.storysrc a:hover{color:var(--brand)}
.storystat{position:relative;overflow:hidden;color:#fff;padding:36px 32px;
  display:flex;flex-direction:column;justify-content:center;gap:24px;
  background:
    radial-gradient(560px 300px at 120% -20%,rgba(18,179,166,.30),transparent 60%),
    linear-gradient(135deg,#1b3766 0%,var(--brand) 100%)}
.bigstat .bn{display:block;font-size:1.9rem;font-weight:900;line-height:1.15;letter-spacing:.01em}
.bigstat .bl{display:block;font-size:.86rem;color:rgba(235,242,252,.85);margin-top:5px}
@media(max-width:820px){.storycard{grid-template-columns:1fr}.storybody{padding:28px 24px}
  .storystat{flex-direction:row;flex-wrap:wrap;gap:18px 28px;padding:26px 24px}}

/* ---------- cta band — rich blue, white button assumed ---------- */
.ctaband{position:relative;overflow:hidden;background:
    radial-gradient(700px 320px at 86% -30%,rgba(18,179,166,.35),transparent 62%),
    linear-gradient(135deg,#1b3766 0%,var(--brand) 78%,#3d7ee2 120%);
  color:#fff;border-radius:24px;padding:56px 48px;text-align:center;
  box-shadow:0 24px 60px rgba(29,58,110,.32)}
.ctaband::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(620px 260px at 50% -34%,rgba(255,255,255,.22),transparent 70%)}
.ctaband>*{position:relative}
.ctaband h2{color:#fff}
.ctaband p{color:rgba(255,255,255,.92);max-width:620px;margin:0 auto 24px}

/* ---------- breadcrumb / page head — bright blue-tinted banner ---------- */
.pagehead{position:relative;overflow:hidden;padding:66px 0 58px;
  background:
    radial-gradient(720px 320px at 86% -30%,rgba(47,111,214,.10),transparent 60%),
    radial-gradient(520px 280px at 2% 120%,rgba(18,179,166,.07),transparent 58%),
    linear-gradient(180deg,#eef4fc 0%,#f8fafd 100%);
  border-bottom:1px solid var(--line)}
.pagehead h1{font-size:2.3rem;margin:0 0 .55em;color:var(--ink);position:relative;padding-bottom:16px}
.pagehead h1::after{content:"";position:absolute;left:0;bottom:0;width:52px;height:4px;border-radius:99px;
  background:var(--brand)}
.pagehead p{color:var(--muted);max-width:720px;margin:0}
.crumb{font-size:.82rem;color:var(--muted);margin-bottom:14px}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--brand)}

/* ---------- faq ---------- */
.faq details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:4px 20px;margin-bottom:12px;
  box-shadow:var(--shadow);transition:border-color .2s,box-shadow .2s}
.faq details:hover{border-color:#c8d8f0}
.faq details[open]{border-color:#b9cff0;box-shadow:var(--shadow-lift)}
.faq summary{font-weight:800;cursor:pointer;padding:14px 0;list-style:none;color:var(--ink)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";float:right;color:var(--brand);font-weight:900}
.faq details[open] summary::after{content:"–"}
.faq details p{color:var(--muted);padding-bottom:14px;margin:0}

/* ---------- form ---------- */
.formcard{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:34px;
  box-shadow:0 16px 44px rgba(35,42,61,.09)}
.field{margin-bottom:18px}
.field label{display:block;font-weight:700;margin-bottom:6px;font-size:.92rem;color:var(--ink)}
.field .req{color:var(--magenta);font-size:.78rem;margin-left:6px}
.field input,.field select,.field textarea{width:100%;padding:12px 14px;border:1px solid var(--line-strong);
  border-radius:10px;font:inherit;font-size:.95rem;background:#fff;color:var(--ink);
  transition:border-color .2s,box-shadow .2s}
.field input::placeholder,.field textarea::placeholder{color:#9aa4b5}
.field select option{background:#fff;color:var(--ink)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(47,111,214,.18)}
.consent{display:flex;gap:10px;align-items:flex-start;background:var(--bg-alt);border:1px solid var(--line);
  border-radius:10px;padding:14px}
.consent input{margin-top:4px}
.consent label{font-size:.88rem;color:#4a5468;font-weight:600}
.note{font-size:.84rem;color:#3d4c6b;background:var(--brand-soft);border:1px solid #d7e4f8;
  border-radius:10px;padding:12px 14px}
.plan-radios{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.plan-radios label{border:1px solid var(--line-strong);border-radius:12px;padding:14px;cursor:pointer;font-weight:700;
  font-size:.9rem;display:block;background:#fff;transition:border-color .2s,box-shadow .2s,background .2s}
.plan-radios label:hover{border-color:var(--brand)}
.plan-radios label:has(input:checked){border-color:var(--brand);background:var(--brand-soft);
  box-shadow:0 0 0 1px var(--brand)}
.plan-radios input{width:auto;margin-right:8px}

/* ---------- pricing ---------- */
.pricegrid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch}
.pricecard{background:#fff;border:1px solid var(--line);border-radius:18px;padding:30px;display:flex;
  flex-direction:column;box-shadow:var(--shadow);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease}
.pricecard:hover{transform:translateY(-4px);border-color:#c8d8f0;box-shadow:var(--shadow-lift)}
.pricecard.pop{border:2px solid var(--brand);position:relative;
  box-shadow:0 18px 48px rgba(47,111,214,.18)}
.pricecard.pop:hover{box-shadow:0 24px 58px rgba(47,111,214,.24)}
.pricecard.pop::before{content:"人気";position:absolute;top:-13px;right:20px;background:var(--grad-blue);color:#fff;
  font-size:.74rem;font-weight:800;padding:4px 14px;border-radius:999px;
  box-shadow:0 6px 14px rgba(47,111,214,.32)}
.price{font-size:2rem;font-weight:900;margin:6px 0;
  background:linear-gradient(110deg,var(--brand) 10%,var(--teal) 110%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:var(--brand)}
.price small{font-size:.9rem;color:var(--muted);font-weight:600;-webkit-text-fill-color:var(--muted)}
.pricecard ul{list-style:none;padding:0;margin:18px 0;flex:1}
.pricecard ul li{padding:7px 0 7px 26px;position:relative;font-size:.92rem;border-top:1px solid var(--line);color:#4a5468}
.pricecard ul li::before{content:"✓";position:absolute;left:0;color:var(--brand);font-weight:900}

/* ---------- pricing comparison table ---------- */
.ptable-date{font-size:.82rem;color:var(--muted);text-align:right;margin:0 4px 10px 0}
.ptable-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border-radius:16px;border:1px solid var(--line);
  box-shadow:var(--shadow)}
.ptable{width:100%;min-width:920px;border-collapse:collapse;background:#fff}
.ptable th,.ptable td{padding:13px 12px;text-align:center;border-bottom:1px solid var(--line);
  border-right:1px solid var(--line);font-size:.9rem;color:#41506a}
.ptable td:last-child,.ptable th:last-child{border-right:0}
.ptable tbody tr:last-child td{border-bottom:0}
.ptable tbody td:first-child,.ptable thead th:first-child{text-align:left;font-weight:800;color:var(--ink);
  background:var(--bg-alt);min-width:172px}
.ptable thead th{color:#fff;font-size:1.02rem;font-weight:900;letter-spacing:.02em;
  border-right-color:rgba(255,255,255,.25);padding:15px 12px}
.ptable thead th:first-child{background:var(--ink)}
.ptable .tagline-row td{font-size:.76rem;color:var(--muted);font-weight:700;background:var(--bg-alt)}
.ptable .price-row td{font-weight:900;font-size:1.15rem;color:var(--ink);background:#fbfdff}
.ptable .price-row td:first-child{font-size:.9rem}
.ptable .sub{display:block;font-size:.72rem;color:var(--muted);font-weight:600;margin-top:2px}
.ptable .y{color:var(--ok);font-weight:900;font-size:1.05rem}
.ptable .n{color:#cbd3de;font-weight:900;font-size:1.05rem}
.ptable tbody tr:hover td{background:#f4f8fd}
.ptable tbody tr:hover td:first-child{background:#eaf1fb}
/* recommended column (パターン1: バッジ＋アクセント枠) */
.ptable .rec{border-left:2px solid #b23b3b;border-right:2px solid #b23b3b}
.ptable thead th.rec{border-top:2px solid #b23b3b}
.ptable tbody tr:last-child td.rec{border-bottom:2px solid #b23b3b}
.recbadge{display:block;width:-moz-fit-content;width:fit-content;margin:0 auto 5px;
  font-size:.66rem;font-weight:900;letter-spacing:.05em;background:#fff;color:#b23b3b;
  padding:2px 12px;border-radius:999px;line-height:1.5}

/* ---------- academic license callout ---------- */
.acadband{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
  margin-top:26px;padding:28px 32px;border-radius:16px;
  background:
    radial-gradient(420px 200px at 100% 0%,rgba(18,179,166,.10),transparent 60%),
    var(--brand-soft);
  border:1px solid #cfe0f7;box-shadow:var(--shadow)}
.acadband>div{flex:1 1 420px}
.acadband h3{margin:.35em 0 .3em}
.acadband p{margin:0;color:#3d4c6b;max-width:660px}
.acadband .price-in{color:var(--brand-dark);font-weight:900}
@media(max-width:620px){.acadband{padding:22px}.acadband .btn{width:100%;text-align:center}}

/* ---------- footer — stays dark navy with light text ---------- */
footer.site{position:relative;background:var(--navy-2);color:#b9c3d6;padding:58px 0 28px;font-size:.9rem}
footer.site::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:var(--grad-brand);opacity:.9}
footer.site h4{color:#fff;font-size:.92rem;margin:0 0 12px}
footer.site a{color:#b9c3d6;transition:color .15s}
footer.site a:hover{color:#fff;text-decoration:none}
.fgrid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:28px}
.fgrid ul{list-style:none;padding:0;margin:0}
.fgrid li{margin-bottom:8px}
.fbrand .mark{width:34px;height:34px;border-radius:9px;background:var(--grad-brand);
  display:grid;place-items:center;color:#fff;font-weight:900;font-style:italic;margin-bottom:12px;
  box-shadow:0 6px 16px rgba(0,0,0,.35)}
.fbot{border-top:1px solid rgba(255,255,255,.12);margin-top:36px;padding-top:20px;display:flex;
  justify-content:space-between;flex-wrap:wrap;gap:10px;color:#8f9ab0;font-size:.82rem}

/* ---------- responsive ---------- */
@media(max-width:900px){
  .hero-grid,.frow,.g4{grid-template-columns:1fr}
  .g3,.stats,.pricegrid,.plan-radios{grid-template-columns:1fr 1fr}
  .frow.rev .txt{order:0}
  .hero h1{font-size:2.1rem}
  .nav .menu{display:none;position:absolute;top:68px;left:0;right:0;background:#fff;
    flex-direction:column;align-items:stretch;padding:14px 20px;border-bottom:1px solid var(--line);gap:6px;
    box-shadow:0 24px 48px rgba(35,42,61,.14)}
  .nav .menu.open{display:flex}
  .nav .menu a,.dropdown>button{padding:10px 0}
  .nav .menu .btn{text-align:center;margin-top:6px}
  .dropdown .panel{position:static;transform:none;display:block;box-shadow:none;border:0;padding:0 0 0 12px;
    min-width:0;background:transparent}
  .navtoggle{display:block}
}
@media(max-width:620px){
  .g2,.g3,.stats,.pricegrid,.plan-radios,.fgrid{grid-template-columns:1fr}
  .section{padding:56px 0}
  .ctaband{padding:38px 22px}
  .hero{padding:80px 0 68px}
}

/* ---------- reduced motion ---------- */
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  .js-reveal{opacity:1;transform:none}
}