/* =========================================================
   あさじ会計事務所 様 ｜ 表示速度改善ご提案デモ
   Web フォント不使用 / 1ファイル / 軽量構成
   ========================================================= */
*,*::before,*::after{box-sizing:border-box}
:root{
  --red:#c62828; --red-deep:#8e1d1d; --red-soft:#f7e4e1; --red-line:#eab7ae;
  --gold:#c99231; --ink:#2a2320; --ink-soft:#5f5449; --mute:#8a7d70;
  --paper:#fbf7f3; --card:#ffffff; --line:#e8ddd0;
  --good:#2e7d32; --good-soft:#e6f2e6; --warn:#b26a00; --warn-soft:#fbeed6;
  --bad:#c62828; --bad-soft:#f9e3e1;
  --serif:"Hiragino Mincho ProN","Yu Mincho","YuMincho","MS PMincho",serif;
  --sans:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Hiragino Sans","Yu Gothic","YuGothic","Meiryo",sans-serif;
  --wrap:1080px; --radius:14px; --shadow:0 6px 24px rgba(60,40,30,.09);
}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);
  line-height:1.85;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block;height:auto}
a{color:var(--red-deep);text-underline-offset:3px}
h1,h2,h3{font-family:var(--serif);font-weight:700;line-height:1.4;letter-spacing:.01em}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 22px}
.section{padding:74px 0}
.section.tight{padding:52px 0}
.section.alt{background:linear-gradient(180deg,#fff,#fdfaf6)}
.section.dark{background:#241c19;color:#f3ebe1}
.section.dark h2,.section.dark h3{color:#fff}
.eyebrow{font-family:var(--sans);font-weight:700;font-size:.78rem;letter-spacing:.18em;
  color:var(--red);margin:0 0 12px;display:flex;align-items:center;gap:10px}
.eyebrow::before{content:"";width:30px;height:2px;background:var(--gold)}
h2.h{font-size:1.72rem;margin:.1em 0 .6em}
.lead{font-size:1.03rem;color:var(--ink-soft);max-width:44em}
.center{text-align:center}
.center .eyebrow{justify-content:center}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(251,247,243,.92);
  backdrop-filter:saturate(160%) blur(8px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:64px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink)}
.brand-mark{width:36px;height:36px;flex:none;display:grid;place-items:center;border-radius:9px;
  background:var(--red);color:#fff;font-family:var(--serif);font-weight:700;font-size:1.15rem}
.brand-txt{font-size:.82rem;line-height:1.3;color:var(--mute)}
.brand-txt b{display:block;font-size:.98rem;color:var(--ink);font-family:var(--serif)}
.nav{display:flex;align-items:center;gap:6px}
.nav a{font-size:.9rem;text-decoration:none;color:var(--ink-soft);padding:9px 12px;border-radius:8px}
.nav a:hover{background:var(--red-soft);color:var(--red-deep)}
.nav a[aria-current="page"]{color:var(--red-deep);font-weight:700}
.nav a.nav-cta{background:var(--red);color:#fff;font-weight:700;padding:9px 16px}
.nav a.nav-cta:hover{background:var(--red-deep)}
.burger{display:none;background:none;border:0;width:44px;height:44px;padding:10px;cursor:pointer}
.burger span{display:block;height:2px;background:var(--ink);margin:5px 0;transition:.25s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- floating score badge ---------- */
.scorebadge{position:fixed;left:50%;transform:translateX(-50%) translateY(-120%);
  top:74px;z-index:55;background:#241c19;color:#fff;border-radius:999px;
  padding:8px 16px;font-size:.82rem;display:flex;align-items:center;gap:9px;
  box-shadow:var(--shadow);transition:transform .35s ease}
.scorebadge.show{transform:translateX(-50%) translateY(0)}
.scorebadge code{font-family:var(--sans);color:#d8c9bb;font-size:.76rem}
.scorebadge .s-now{color:#ff9a8f;font-weight:700}
.scorebadge .s-goal{color:#7fd18b;font-weight:700}
.scorebadge .arrow{color:#8a7d70}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;background:
   radial-gradient(1100px 500px at 82% -10%,rgba(198,40,40,.16),transparent 60%),
   linear-gradient(180deg,#fff,#fbf3ee)}
.hero .wrap{padding-top:66px;padding-bottom:66px;display:grid;grid-template-columns:1.15fr .85fr;
  gap:48px;align-items:center}
.hero-kicker{display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--red-line);
  color:var(--red-deep);font-size:.8rem;font-weight:700;padding:6px 14px;border-radius:999px}
.hero h1{font-size:2.35rem;margin:.5em 0 .45em;letter-spacing:.005em}
.hero h1 .u{background:linear-gradient(transparent 66%,rgba(201,146,49,.4) 0);padding:0 .1em}
.hero p.sub{font-size:1.04rem;color:var(--ink-soft);margin:0 0 26px}
.hero .target{font-size:.82rem;color:var(--mute);margin-top:8px}
.hero .target code{background:#fff;border:1px solid var(--line);border-radius:6px;padding:2px 7px;color:var(--ink)}
.hero-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:22px}
.hero-card h3{font-size:.9rem;margin:0 0 14px;color:var(--mute);font-family:var(--sans);letter-spacing:.08em}
.mini-metric{display:flex;align-items:baseline;justify-content:space-between;gap:12px;
  padding:12px 0;border-top:1px dashed var(--line)}
.mini-metric:first-of-type{border-top:0}
.mini-metric .mlabel{font-size:.86rem;color:var(--ink-soft)}
.mini-metric .mnow{font-family:var(--serif);color:var(--bad);font-weight:700}
.mini-metric .mgoal{font-family:var(--serif);color:var(--good);font-weight:700}
.mini-metric .marrow{color:var(--mute);font-size:.8rem;margin:0 6px}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:9px;background:var(--red);color:#fff;
  text-decoration:none;font-weight:700;padding:13px 26px;border-radius:999px;border:0;cursor:pointer;
  font-size:.98rem;transition:.2s;box-shadow:0 8px 20px rgba(198,40,40,.24)}
.btn:hover{background:var(--red-deep);transform:translateY(-1px)}
.btn-ghost{background:#fff;color:var(--red-deep);border:1.5px solid var(--red-line);box-shadow:none}
.btn-ghost:hover{background:var(--red-soft)}
.btn-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}

/* ---------- generic 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:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.card.pad-lg{padding:32px}
.card h3{font-size:1.12rem;margin:.1em 0 .5em}
.card p{margin:.3em 0;color:var(--ink-soft);font-size:.95rem}
.icon{width:44px;height:44px;border-radius:11px;background:var(--red-soft);color:var(--red-deep);
  display:grid;place-items:center;font-family:var(--serif);font-weight:700;font-size:1.15rem;margin-bottom:14px}

/* ---------- stat toggle cards (index) ---------- */
.toggle-bar{display:inline-flex;background:#fff;border:1px solid var(--line);border-radius:999px;padding:4px;margin:6px 0 30px}
.toggle-bar button{border:0;background:none;font:inherit;font-size:.9rem;font-weight:700;color:var(--mute);
  padding:9px 20px;border-radius:999px;cursor:pointer}
.toggle-bar button.on{background:var(--red);color:#fff}
.toggle-bar button.on[data-mode="goal"]{background:var(--good)}
.statcard{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;
  border-top:4px solid var(--bad);transition:border-color .3s}
.statcard.goal{border-top-color:var(--good)}
.statcard .slabel{font-size:.85rem;color:var(--ink-soft);margin:0}
.statcard .snum{font-family:var(--serif);font-weight:700;font-size:2.5rem;line-height:1.1;margin:.15em 0}
.statcard.now .snum{color:var(--bad)} .statcard.goal .snum{color:var(--good)}
.statcard .sbar{height:8px;border-radius:6px;background:#efe6da;overflow:hidden;margin-top:10px}
.statcard .sbar > i{display:block;height:100%;background:var(--bad);width:40%;transition:width .5s ease,background .3s}
.statcard.goal .sbar > i{background:var(--good)}
.statcard .snote{font-size:.76rem;color:var(--mute);margin:.5em 0 0}

/* ---------- gauge / meters (diagnosis) ---------- */
.gauge-wrap{display:flex;gap:30px;flex-wrap:wrap;align-items:center}
.gauge{--v:48;width:170px;height:170px;flex:none;position:relative}
.gauge svg{transform:rotate(-90deg)}
.gauge .g-track{fill:none;stroke:#efe6da;stroke-width:14}
.gauge .g-val{fill:none;stroke:var(--bad);stroke-width:14;stroke-linecap:round;
  stroke-dasharray:440;stroke-dashoffset:440;transition:stroke-dashoffset 1.1s ease}
.gauge .g-center{position:absolute;inset:0;display:grid;place-content:center;text-align:center}
.gauge .g-center b{font-family:var(--serif);font-size:2.1rem;color:var(--bad);line-height:1}
.gauge .g-center span{font-size:.72rem;color:var(--mute)}
.meter{margin:16px 0}
.meter .m-top{display:flex;justify-content:space-between;align-items:baseline;gap:8px;flex-wrap:wrap;font-size:.9rem}
.meter .m-top b{font-family:var(--serif);font-size:1.15rem}
.meter .m-top > span:last-child{white-space:nowrap;flex:none}
.meter .m-top .tag{font-size:.72rem;font-weight:700;padding:2px 8px;border-radius:999px;white-space:nowrap}
.tag.bad{background:var(--bad-soft);color:var(--bad)}
.tag.warn{background:var(--warn-soft);color:var(--warn)}
.tag.good{background:var(--good-soft);color:var(--good)}
.meter .m-rail{position:relative;height:10px;border-radius:6px;margin-top:8px;
  background:linear-gradient(90deg,var(--good) 0 42%,var(--warn) 42% 67%,var(--bad) 67% 100%)}
.meter .m-rail > i{position:absolute;top:-4px;width:4px;height:18px;border-radius:2px;background:#241c19;
  transition:left 1s ease;left:0}
.meter .m-scale{display:flex;justify-content:space-between;font-size:.68rem;color:var(--mute);margin-top:4px}

/* ---------- donut ---------- */
.donut-row{display:flex;gap:36px;flex-wrap:wrap;align-items:center}
.donut{width:200px;height:200px;flex:none}
.donut circle{fill:none;stroke-width:26}
.legend{list-style:none;margin:0;padding:0;font-size:.9rem}
.legend li{display:flex;align-items:center;gap:10px;padding:5px 0}
.legend .sw{width:14px;height:14px;border-radius:4px;flex:none}
.legend b{margin-left:auto;font-family:var(--serif)}

/* ---------- waterfall ---------- */
.waterfall{margin-top:10px}
.wf-row{display:grid;grid-template-columns:150px 1fr;gap:14px;align-items:center;padding:7px 0}
.wf-row .wf-label{font-size:.82rem;color:var(--ink-soft);text-align:right}
.wf-track{position:relative;background:#f0e7db;border-radius:6px;height:20px}
.wf-track > i{position:absolute;top:0;height:100%;border-radius:6px;background:var(--red);opacity:.85}
.wf-row.net i{background:#b48a5b}
.wf-row.css i{background:#c99231}
.wf-row.js i{background:#7a6a5b}
.wf-row.img i{background:var(--red)}
.wf-marker{position:relative;height:26px;margin-left:150px;margin-top:4px;border-top:1px dashed var(--red-line)}
.wf-marker span{position:absolute;top:4px;transform:translateX(-50%);font-size:.72rem;color:var(--red-deep);
  background:var(--paper);padding:0 6px}

/* ---------- accordion ---------- */
.acc{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff}
.acc-item + .acc-item{border-top:1px solid var(--line)}
.acc-q{width:100%;text-align:left;background:none;border:0;font:inherit;cursor:pointer;
  padding:18px 22px;display:flex;gap:14px;align-items:flex-start}
.acc-q:hover{background:var(--red-soft)}
.acc-q .qnum{font-family:var(--serif);font-weight:700;color:var(--red);flex:none}
.acc-q .qtitle{font-weight:700;flex:1}
.acc-q .qtag{font-size:.7rem;font-weight:700;padding:3px 9px;border-radius:999px;flex:none;align-self:center}
.qtag.impact-hi{background:var(--bad-soft);color:var(--bad)}
.qtag.impact-mid{background:var(--warn-soft);color:var(--warn)}
.qtag.impact-lo{background:#eee7dd;color:var(--mute)}
.acc-q .chev{flex:none;transition:transform .25s;color:var(--mute)}
.acc-item.open .chev{transform:rotate(180deg)}
.acc-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.acc-item.open .acc-a{max-height:420px}
.acc-a .inner{padding:0 22px 20px 58px;color:var(--ink-soft);font-size:.94rem}
.acc-a .inner dl{display:grid;grid-template-columns:5.5em 1fr;gap:4px 12px;margin:10px 0 0}
.acc-a .inner dt{color:var(--mute);font-size:.82rem}
.acc-a .inner .fix{color:var(--good);font-weight:700}

/* ---------- table ---------- */
.tbl{width:100%;border-collapse:collapse;font-size:.92rem;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.tbl th,.tbl td{padding:13px 16px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
.tbl th{background:#f4ece0;font-family:var(--sans);font-size:.82rem;letter-spacing:.04em}
.tbl tr:last-child td{border-bottom:0}
.pill{font-size:.72rem;font-weight:700;padding:3px 10px;border-radius:999px;white-space:nowrap}
.pill.in{background:var(--good-soft);color:var(--good)}
.pill.opt{background:var(--warn-soft);color:var(--warn)}
.pill.out{background:#eee7dd;color:var(--mute)}

/* ---------- steps ---------- */
.steps{counter-reset:s;display:grid;gap:16px}
.step{display:grid;grid-template-columns:52px 1fr;gap:18px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);padding:20px 22px}
.step::before{counter-increment:s;content:counter(s);width:52px;height:52px;border-radius:50%;
  background:var(--red);color:#fff;font-family:var(--serif);font-weight:700;font-size:1.4rem;display:grid;place-items:center}
.step h3{margin:.1em 0 .3em;font-size:1.05rem}
.step p{margin:0;color:var(--ink-soft);font-size:.92rem}

/* ---------- cases ---------- */
.chips{display:flex;flex-wrap:wrap;gap:10px;margin:8px 0 26px}
.chip{border:1.5px solid var(--red-line);background:#fff;color:var(--red-deep);font:inherit;font-size:.85rem;
  font-weight:700;padding:8px 16px;border-radius:999px;cursor:pointer}
.chip.on{background:var(--red);color:#fff;border-color:var(--red)}
.case-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column}
.case-card img{aspect-ratio:16/10;object-fit:cover}
.case-body{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1}
.case-body .cat{font-size:.75rem;font-weight:700;color:var(--red);letter-spacing:.06em}
.case-body h3{font-size:1.05rem;margin:0}
.ba{display:flex;align-items:center;gap:14px;background:var(--paper);border-radius:10px;padding:12px 14px}
.ba .col{text-align:center;flex:1}
.ba .col span{display:block;font-size:.7rem;color:var(--mute)}
.ba .col b{font-family:var(--serif);font-size:1.35rem}
.ba .col.b b{color:var(--bad)} .ba .col.a b{color:var(--good)}
.ba .ar{color:var(--mute)}
.case-metric{font-size:.83rem;color:var(--ink-soft);display:flex;justify-content:space-between;border-top:1px dashed var(--line);padding-top:8px}
.case-note{font-size:.86rem;color:var(--ink-soft);margin-top:auto}

/* ---------- faq ---------- */
.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:12px}
.faq-q{width:100%;text-align:left;border:0;background:none;font:inherit;font-weight:700;cursor:pointer;
  padding:18px 22px;display:flex;gap:12px;align-items:center}
.faq-q .qm{font-family:var(--serif);color:var(--red);flex:none}
.faq-q .chev{margin-left:auto;transition:transform .25s;color:var(--mute);flex:none}
.faq-item.open .chev{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-item.open .faq-a{max-height:360px}
.faq-a .inner{padding:0 22px 20px 46px;color:var(--ink-soft);font-size:.95rem}

/* ---------- form ---------- */
.form{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px}
.field{margin-bottom:18px}
.field label{display:block;font-size:.86rem;font-weight:700;margin-bottom:7px}
.field label .req{color:var(--red);font-size:.76rem;margin-left:6px}
.field input,.field textarea{width:100%;border:1px solid var(--line);border-radius:9px;padding:12px 14px;
  font:inherit;background:var(--paper)}
.field input:focus,.field textarea:focus{outline:2px solid var(--red-line);background:#fff}
.form-note{font-size:.8rem;color:var(--mute);margin-top:4px}
.form-msg{display:none;background:var(--good-soft);color:var(--good);border-radius:9px;padding:14px 16px;
  font-size:.9rem;font-weight:700;margin-top:12px}
.form-msg.show{display:block}

/* ---------- misc ---------- */
.note{background:#fff;border:1px dashed var(--red-line);border-radius:12px;padding:16px 20px;
  font-size:.86rem;color:var(--ink-soft)}
.note b{color:var(--red-deep)}
.kv{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:14px;margin-top:8px}
.kv div{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px}
.kv .k{font-size:.76rem;color:var(--mute)}
.kv .v{font-family:var(--serif);font-weight:700;font-size:1.15rem;margin-top:3px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.split img{border-radius:var(--radius);box-shadow:var(--shadow)}
.ticks{list-style:none;padding:0;margin:14px 0 0}
.ticks li{padding:7px 0 7px 30px;position:relative;color:var(--ink-soft);font-size:.95rem}
.ticks li::before{content:"✓";position:absolute;left:0;color:var(--good);font-weight:700}
.bigcta{background:linear-gradient(135deg,var(--red),var(--red-deep));color:#fff;border-radius:20px;
  padding:46px;text-align:center}
.bigcta h2{color:#fff;font-size:1.5rem;margin:0 0 10px}
.bigcta p{color:#ffdcd6;margin:0 0 24px}
.bigcta .btn{background:#fff;color:var(--red-deep)}
.bigcta .btn:hover{background:#fff;color:var(--red)}

/* ---------- footer ---------- */
.site-footer{background:#241c19;color:#cdbfb0;padding:44px 0;font-size:.85rem}
.site-footer .foot-lead{color:#fff;font-family:var(--serif);font-size:1rem;margin:0 0 14px}
.site-footer .disclaimer{line-height:1.8;max-width:60em}
.site-footer .disclaimer strong{color:#ffb3a8}
.site-footer .copy{margin-top:18px;color:#8a7d70}

/* ---------- responsive ---------- */
@media (max-width:900px){
  .hero .wrap{grid-template-columns:1fr;gap:32px}
  .hero h1{font-size:2rem}
  .g3,.g4{grid-template-columns:repeat(2,1fr)}
  .split,.gauge-wrap{grid-template-columns:1fr;display:block}
  .split img{margin-top:22px}
  .gauge{margin:0 auto 22px}
}
@media (max-width:680px){
  .section{padding:52px 0}
  .nav{position:fixed;inset:64px 0 auto 0;flex-direction:column;background:var(--paper);
    border-bottom:1px solid var(--line);padding:14px 22px;gap:2px;transform:translateY(-140%);
    transition:transform .3s ease;box-shadow:var(--shadow)}
  .nav.open{transform:translateY(0)}
  .nav a{padding:13px 10px;border-radius:8px}
  .nav a.nav-cta{text-align:center;margin-top:6px}
  .burger{display:block}
  .g2,.g3,.g4{grid-template-columns:1fr}
  .wf-row{grid-template-columns:96px 1fr}
  .wf-marker{margin-left:96px}
  .step{grid-template-columns:40px 1fr}
  .step::before{width:40px;height:40px;font-size:1.1rem}
  .hero h1{font-size:1.7rem}
  .scorebadge{font-size:.74rem;padding:7px 12px}
  .scorebadge code{display:none}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important}
}