/* ==============================================
   invoice_search.css
   AiXcel ツールページ共通 + T番号検索ページ
   ============================================== */

/* ── CSS Variables ── */
:root {
  --ink:        #0A1620;
  --ink-2:      #1B2A36;
  --navy:       #06192A;
  --navy-2:     #0E2436;
  --navy-line:  #1B3148;
  --paper:      #F6F3EC;
  --paper-2:    #ECE7DB;
  --paper-line: #DDD6C5;
  --mute:       #5E6A75;
  --mute-2:     #8A95A0;
  --green:      #34D8A4;
  --green-2:    #18B889;
  --green-dim:  #0E7A5C;
  --green-soft: rgba(52,216,164,0.12);
  --amber:      #E0A93B;
  --mono: 'JetBrains Mono', ui-monospace, 'Cascadia Code', 'Source Code Pro', Menlo, Consolas, monospace;
  --serif: 'YuMincho', 'Yu Mincho', 'Hiragino Mincho ProN', 'Hiragino Mincho Pro', serif;
}

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
  background: var(--paper);
  color: var(--ink);
  font-feature-settings: "palt";
  line-height: 1.7;
}
a { color: inherit; text-decoration: none; }

/* ── Layout ── */
.wrap        { max-width: 1180px; margin: 0 auto; padding: 0 28px; }
.wrap-narrow { max-width: 920px;  margin: 0 auto; padding: 0 28px; }
.result-wrap { max-width: 1180px; margin: 0 auto; padding: 0 28px; }

/* ── Header ── */
header {
  background: white;
  border-bottom: 1px solid #e5e7eb;
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 65px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: #024560;
  font-size: 1.3rem;
  font-weight: 700;
}
.logo-image { height: 30px; width: auto; }
.logo span { color: #21c4a6; }
.header-nav { display: flex; gap: 1rem; align-items: center; }
.nav-link {
  color: #6b7280;
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.2s;
}
.nav-link:hover { color: #024560; }
.btn-cta-header {
  padding: 8px 20px;
  background: #024560;
  color: white;
  border-radius: 50px;
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 600;
  transition: background 0.2s;
}
.btn-cta-header:hover { background: #036b95; }

/* ── Hero ── */
.is-hero {
  background:
    radial-gradient(900px 500px at 88% 18%, rgba(52,216,164,.10), transparent 60%),
    radial-gradient(700px 500px at 5% 90%,  rgba(52,216,164,.05), transparent 60%),
    linear-gradient(180deg, var(--navy) 0%, var(--navy-2) 100%);
  color: #E8EEF2;
  padding: 64px 0 88px;
  position: relative; overflow: hidden;
}
.is-hero::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 56px 56px; background-position: -1px -1px;
  mask-image: radial-gradient(ellipse at 50% 30%, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 30%, black 30%, transparent 80%);
  pointer-events: none;
}
.hero-inner {
  position: relative;
  display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center;
}
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--mono); font-size: 11px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--green); padding: 5px 10px;
  border: 1px solid rgba(52,216,164,.28); border-radius: 999px;
  background: rgba(52,216,164,.06); margin-bottom: 18px;
}
.eyebrow .pulse { width: 6px; height: 6px; border-radius: 50%; background: var(--green); position: relative; }
.eyebrow .pulse::after {
  content: ""; position: absolute; inset: -4px; border-radius: 50%;
  border: 1px solid var(--green); opacity: .5; animation: pulse 2s ease-out infinite;
}
@keyframes pulse {
  0%   { transform: scale(.6); opacity: .6; }
  100% { transform: scale(2.0); opacity: 0; }
}
h1.hero-title {
  font-size: clamp(2rem, 4vw, 3.2rem); font-weight: 700; line-height: 1.2;
  letter-spacing: -.015em; margin: 0 0 16px; color: #fff;
}
h1.hero-title .accent { font-family: var(--serif); font-style: italic; font-weight: 500; color: var(--green); }
h1.hero-title em { font-style: normal; position: relative; white-space: nowrap; }
h1.hero-title em::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -6px; height: 2px;
  background: linear-gradient(90deg, var(--green) 0%, transparent 100%);
}
.hero-sub { font-size: 15px; color: #B8C4CE; max-width: 520px; line-height: 1.85; margin-bottom: 28px; }

/* ── Search card (hero内) ── */
.search-card {
  background: #F9F7F0; border-radius: 14px; padding: 8px;
  box-shadow: 0 1px 0 rgba(255,255,255,.04) inset, 0 30px 80px -30px rgba(0,0,0,.6), 0 8px 24px -12px rgba(0,0,0,.4);
}
.is-search-tabs {
  display: grid; grid-template-columns: 1fr 1fr; gap: 4px;
  background: var(--paper-2); border-radius: 10px; padding: 4px;
}
.is-search-tab {
  padding: 11px 14px; font-size: 13px; font-weight: 600; color: var(--mute);
  border-radius: 7px; display: flex; align-items: center; justify-content: center; gap: 8px;
  transition: background .2s, color .2s, box-shadow .2s; cursor: pointer; border: none; background: transparent;
}
.is-search-tab.active {
  background: #fff; color: var(--ink);
  box-shadow: 0 1px 0 rgba(0,0,0,.04), 0 4px 12px -6px rgba(0,0,0,.12);
}
.is-search-tab svg { width: 14px; height: 14px; flex-shrink: 0; }
.search-card-body { padding: 16px 14px 4px; }
.is-search-row { display: flex; gap: 10px; align-items: stretch; }
.is-input {
  flex: 1; height: 52px; min-height: 52px; padding: 0 16px;
  background: #fff; border: 1px solid var(--paper-line); border-radius: 9px;
  font-family: var(--mono); font-size: 16px; letter-spacing: .04em; color: var(--ink);
  transition: border-color .15s, box-shadow .15s;
  -webkit-appearance: none; appearance: none;
}
.is-input:focus { outline: none; border-color: var(--green-2); box-shadow: 0 0 0 4px rgba(24,184,137,.12); }
.is-input::placeholder { color: var(--mute-2); font-family: inherit; }
.is-btn {
  height: 52px; padding: 0 24px; border-radius: 9px;
  background: var(--ink); color: #fff; font-weight: 600; font-size: 14px;
  display: inline-flex; align-items: center; gap: 8px; border: none; cursor: pointer;
  transition: background .2s, transform .15s;
}
.is-btn:hover { background: var(--navy); transform: translateY(-1px); }
.is-btn:disabled { opacity: .6; pointer-events: none; }
.is-btn svg { width: 16px; height: 16px; }
.is-hint {
  font-size: 11.5px; color: var(--mute); padding: 10px 4px 8px;
  display: flex; align-items: center; gap: 6px;
}
.hero-meta { display: flex; gap: 20px; margin-top: 20px; flex-wrap: wrap; }
.hero-meta-item { display: flex; align-items: center; gap: 8px; font-size: 12px; color: #8FA0AD; }
.hero-meta-item .chk { color: var(--green); }

/* ── Hero result slot ── */
.hero-result-slot { position: relative; }

/* preview-card → result-area アニメーション */
.preview-card {
  transition: opacity .28s ease, transform .28s ease;
}
.preview-card.is-hiding {
  opacity: 0;
  transform: translateY(-8px) scale(.98);
  pointer-events: none;
}
.hero-result-area {
  display: none;
  max-height: 440px;
  flex-direction: column;
}
.hero-result-area .rc-dark {
  margin-bottom: 0;
}
.hero-result-area > div {
  display: flex;
  flex-direction: column;
  max-height: 440px;
  overflow: hidden;
  position: relative;
}
.hero-result-area > div::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 64px;
  background: linear-gradient(transparent, #0E2436);
  pointer-events: none;
  border-radius: 0 0 12px 12px;
}
.hero-result-area .rc-list {
  margin-bottom: 0;
  overflow-y: scroll;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  scrollbar-color: rgba(52,216,164,.4) transparent;
}
.hero-result-area .rc-list::-webkit-scrollbar { width: 4px; }
.hero-result-area .rc-list::-webkit-scrollbar-track { background: transparent; }
.hero-result-area .rc-list::-webkit-scrollbar-thumb { background: rgba(52,216,164,.4); border-radius: 99px; }
@keyframes rcFadeSlideIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}
.rc-list-item.is-new { animation: rcFadeSlideIn .25s ease both; }

/* ヒーロー内ローディング */
.hero-loading {
  text-align: center; padding: 48px 20px; color: var(--mute-2);
}
.hero-spinner {
  width: 36px; height: 36px;
  border: 2.5px solid rgba(255,255,255,.1);
  border-top-color: var(--green);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto 14px;
}

/* ── Preview card ── */
.preview-card {
  border-radius: 14px;
  background: linear-gradient(180deg, #0F2434 0%, #081827 100%);
  border: 1px solid rgba(255,255,255,.06);
  padding: 22px; color: #DCE5EC; position: relative;
  box-shadow: 0 30px 80px -30px rgba(0,0,0,.6);
}
.preview-card::before {
  content: "SAMPLE"; position: absolute; top: -10px; left: 20px;
  font-family: var(--mono); font-size: 10px; letter-spacing: .18em; color: var(--mute-2);
  background: var(--navy-2); padding: 2px 8px; border-radius: 4px;
  border: 1px solid var(--navy-line);
}
.preview-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.preview-status {
  display: inline-flex; align-items: center; gap: 8px; font-size: 12px; color: var(--green);
  background: rgba(52,216,164,.1); padding: 5px 10px; border-radius: 999px;
  border: 1px solid rgba(52,216,164,.25);
}
.preview-status .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--green); }
.preview-time { font-family: var(--mono); font-size: 11px; color: var(--mute-2); }
.preview-tnum {
  font-family: var(--mono); font-size: 22px; font-weight: 600; color: #fff;
  letter-spacing: .06em; margin: 4px 0 18px;
  display: flex; align-items: baseline; gap: 4px;
}
.preview-tnum .t { color: var(--green); }
.preview-rows { display: grid; gap: 12px; }
.preview-row {
  display: grid; grid-template-columns: 88px 1fr; gap: 12px; align-items: baseline;
  padding: 8px 0; border-top: 1px dashed rgba(255,255,255,.08);
}
.preview-row:first-child { border-top: none; padding-top: 4px; }
.preview-key { font-size: 11px; color: var(--mute-2); letter-spacing: .06em; }
.preview-val { font-size: 14px; color: #fff; }
.preview-val .sub { display: block; font-size: 11.5px; color: var(--mute-2); margin-top: 2px; }

/* ── Trust strip ── */
.trust-strip { background: var(--paper); border-bottom: 1px solid var(--paper-line); }
.trust-inner {
  display: grid; grid-template-columns: repeat(4,1fr); gap: 32px;
  padding: 28px 0; align-items: center;
}
.trust-item { display: flex; flex-direction: column; gap: 4px; }
.trust-item .num {
  font-family: var(--mono); font-size: 22px; font-weight: 600; color: var(--ink); letter-spacing: -.01em;
}
.trust-item .lbl { font-size: 12px; color: var(--mute); }
.trust-item + .trust-item { border-left: 1px solid var(--paper-line); padding-left: 32px; }

/* ── Loading / Error / Empty states ── */
.loading-wrap {
  text-align: center;
  padding: 40px;
  color: #6b7280;
}
.spinner {
  width: 40px; height: 40px;
  border: 3px solid #e5e7eb;
  border-top-color: #21c4a6;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto 16px;
}
@keyframes spin { to { transform: rotate(360deg); } }
.error-wrap {
  background: #fef2f2;
  border: 1px solid #fecaca;
  border-radius: 12px;
  padding: 20px 24px;
  color: #991b1b;
  font-size: 0.95rem;
}
.not-found-wrap {
  background: #f9fafb;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  padding: 30px 24px;
  text-align: center;
  color: #6b7280;
}
.not-found-wrap p { margin-bottom: 8px; }

/* ── Copy tooltip ── */

/* ── CTA Banner (検索結果下) ── */
.invoice-final-cta { margin-bottom: 48px; }
.invoice-final-cta__card {
  position: relative;
  background: rgb(11 27 43);
  border-radius: 24px;
  overflow: hidden;
  padding: 64px 48px;
  text-align: center;
}
.invoice-final-cta__glow {
  position: absolute; top: -80px; right: -80px;
  width: 300px; height: 300px; border-radius: 50%;
  background: rgba(33,196,166,.2); filter: blur(60px); pointer-events: none;
}
/* 全員向け notice ブロック（再訪促進・ブックマーク推奨） */
.invoice-final-cta__notice {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 14px;
  padding: 18px 22px;
  margin-bottom: 36px;
  text-align: left;
  max-width: 580px;
  margin-left: auto;
  margin-right: auto;
}
.invoice-final-cta__notice-title {
  font-weight: 800;
  font-size: 15px;
  color: #21c4a6;
  margin-bottom: 10px;
  letter-spacing: 0.02em;
}
.invoice-final-cta__notice-text {
  font-size: 13px;
  line-height: 1.8;
  color: rgba(255,255,255,0.82);
  margin: 0;
}
.invoice-final-cta__notice-text strong {
  color: #21c4a6;
  font-weight: 700;
}
.invoice-final-cta__notice-text kbd {
  display: inline-block;
  padding: 1px 6px;
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 11px;
  color: rgba(255,255,255,0.85);
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 4px;
  margin: 0 1px;
}

.invoice-final-cta__eyebrow {
  font-size: 11px; font-weight: 500;
  letter-spacing: .2em; text-transform: uppercase; color: #21c4a6;
  margin-bottom: 0;
}
.invoice-final-cta__title {
  margin-top: 20px;
  font-size: 2rem;
  font-weight: 700; line-height: 1.2; letter-spacing: -0.02em; color: #fff;
}
.invoice-final-cta__sub {
  margin-top: 20px; font-size: 0.95rem;
  color: rgba(255,255,255,.65); max-width: 480px;
  margin-left: auto; margin-right: auto; line-height: 1.7;
}
.invoice-final-cta__actions {
  margin-top: 32px; display: flex; flex-wrap: wrap; gap: 16px; justify-content: center;
}
.btn-lime-inv {
  display: inline-block;
  padding: 14px 28px; font-size: 0.95rem; font-weight: 700;
  border-radius: 50px; background: #b1e56c; color: #024560;
  text-decoration: none; transition: background .2s;
}
.btn-lime-inv:hover { background: #c5f07a; }
.btn-ghost2-inv {
  display: inline-block;
  padding: 14px 28px; font-size: 0.95rem; font-weight: 500;
  border-radius: 50px; border: 1px solid rgba(255,255,255,.2); color: #fff;
  text-decoration: none; transition: border-color .2s;
}
.btn-ghost2-inv:hover { border-color: rgba(255,255,255,.4); }

/* ── Sections ── */
section.is-block { padding: 88px 0; }
.section-eyebrow {
  font-family: var(--mono); font-size: 11px; letter-spacing: .18em; text-transform: uppercase;
  color: var(--green-dim); margin-bottom: 14px;
  display: inline-flex; align-items: center; gap: 8px;
}
.section-eyebrow::before { content: ""; width: 18px; height: 1px; background: var(--green-dim); }
.section-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 700; letter-spacing: -.01em;
  line-height: 1.35; margin: 0 0 16px;
}
.section-title .accent { color: var(--green-dim); }
.section-lead { font-size: 15px; color: var(--mute); max-width: 640px; line-height: 1.9; }

/* ── Anatomy ── */
.anatomy { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; margin-top: 56px; align-items: center; }
.anatomy-vis {
  background: #fff; border-radius: 16px; padding: 40px 32px;
  border: 1px solid var(--paper-line);
  box-shadow: 0 1px 0 rgba(0,0,0,.02), 0 24px 60px -36px rgba(10,22,32,.18);
}
.anatomy-vis .label-strip {
  display: flex; align-items: baseline; justify-content: center; gap: 6px;
  font-family: var(--mono); font-size: 38px; font-weight: 600;
  color: var(--ink); letter-spacing: .02em; padding: 8px 0;
}
.anatomy-vis .label-strip .t {
  color: var(--green-dim); border-bottom: 2px solid var(--green-dim);
  padding: 0 4px 6px; position: relative;
}
.anatomy-vis .label-strip .digit-group {
  border-bottom: 2px solid var(--ink); padding: 0 4px 6px; position: relative;
  color: var(--ink-2);
}
.anatomy-callouts {
  display: grid; grid-template-columns: auto 1fr 1fr; gap: 16px 24px;
  margin-top: 28px; padding-top: 28px; border-top: 1px solid var(--paper-line);
}
.anatomy-callout { display: flex; flex-direction: column; gap: 4px; }
.anatomy-callout .ttl { font-family: var(--mono); font-size: 10.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--green-dim); }
.anatomy-callout .desc { font-size: 13px; color: var(--ink-2); line-height: 1.6; }
.anatomy-callout .desc .mute { color: var(--mute); }
.anatomy-text h3 { font-size: 21px; font-weight: 700; margin: 0 0 12px; line-height: 1.5; }
.anatomy-text p { color: var(--mute); font-size: 15px; line-height: 1.95; margin: 0 0 16px; }
.anatomy-text p strong { color: var(--ink); font-weight: 600; }
.anatomy-list { margin-top: 24px; display: grid; gap: 12px; }
.anatomy-list-item {
  display: grid; grid-template-columns: 28px 1fr; gap: 12px; align-items: start;
  padding: 14px 16px; background: #fff; border-radius: 8px; border: 1px solid var(--paper-line);
}
.anatomy-list-item .num {
  font-family: var(--mono); font-size: 11px; font-weight: 600; color: var(--green-dim);
  width: 22px; height: 22px; border-radius: 50%; background: var(--green-soft);
  display: grid; place-items: center;
}
.anatomy-list-item .body .ttl { font-size: 14px; font-weight: 600; color: var(--ink); margin-bottom: 2px; }
.anatomy-list-item .body .desc { font-size: 13px; color: var(--mute); line-height: 1.65; }

/* ── Compare ── */
.compare-section {
  background: linear-gradient(180deg, #fff 0%, #FCFAF4 100%);
  border-top: 1px solid var(--paper-line); border-bottom: 1px solid var(--paper-line);
}
.compare {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1px;
  background: var(--paper-line); border: 1px solid var(--paper-line);
  border-radius: 14px; overflow: hidden; margin-top: 48px;
}
.compare-col { background: #fff; padding: 32px 32px 36px; }
.compare-col.bad { background: #FCFAF4; }
.compare-tag {
  display: inline-flex; align-items: center; gap: 8px; font-size: 12px; font-weight: 600;
  padding: 5px 10px; border-radius: 999px; margin-bottom: 18px;
}
.compare-tag.good { background: var(--green-soft); color: var(--green-dim); border: 1px solid rgba(24,184,137,.25); }
.compare-tag.bad-tag { background: rgba(224,169,59,.14); color: #8E6817; border: 1px solid rgba(224,169,59,.3); }
.compare-tag .dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.compare-h { font-size: 20px; font-weight: 700; line-height: 1.4; margin: 0 0 12px; }
.compare-p { color: var(--mute); font-size: 14px; line-height: 1.9; margin: 0 0 20px; }
.compare-eq {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 16px; background: var(--paper); border-radius: 8px;
  font-family: var(--mono); font-size: 12px; flex-wrap: wrap; gap: 4px;
}
.compare-eq .term { color: var(--ink); }
.compare-eq .op { color: var(--mute-2); }
.compare-eq .result { color: var(--green-dim); font-weight: 600; }
.compare-eq.bad .result { color: #8E6817; }

/* ── FAQ (details/summary) ── */
.is-faq-list { margin-top: 40px; border-top: 1px solid var(--paper-line); }
.is-faq-item { border-bottom: 1px solid var(--paper-line); }
.is-faq-q {
  display: grid; grid-template-columns: 36px 1fr 28px; gap: 16px; align-items: center;
  padding: 22px 4px; cursor: pointer; list-style: none; transition: background .15s;
}
.is-faq-q:hover { background: rgba(0,0,0,.015); }
.is-faq-q::-webkit-details-marker { display: none; }
.is-faq-q .num { font-family: var(--mono); font-size: 11px; color: var(--mute-2); letter-spacing: .06em; }
.is-faq-q .q { font-size: 15px; font-weight: 500; color: var(--ink); }
.is-faq-q .icon {
  width: 24px; height: 24px; border-radius: 50%; border: 1px solid var(--paper-line);
  display: grid; place-items: center; position: relative;
  transition: background .2s, border-color .2s;
}
.is-faq-q .icon::before, .is-faq-q .icon::after {
  content: ""; position: absolute; background: var(--ink-2); transition: transform .25s, background .25s;
}
.is-faq-q .icon::before { width: 10px; height: 1.5px; }
.is-faq-q .icon::after  { width: 1.5px; height: 10px; }
.is-faq-item[open] .is-faq-q .icon { background: var(--ink); border-color: var(--ink); }
.is-faq-item[open] .is-faq-q .icon::before { background: #fff; }
.is-faq-item[open] .is-faq-q .icon::after  { background: #fff; transform: rotate(90deg); }
.is-faq-a {
  display: grid; grid-template-rows: 0fr;
  transition: grid-template-rows .35s cubic-bezier(.22,1,.36,1);
}
.is-faq-item[open] .is-faq-a { grid-template-rows: 1fr; }
.is-faq-a > div { overflow: hidden; padding-left: 52px; padding-right: 60px; }
.is-faq-a p { margin: 0; padding: 4px 0 26px; color: var(--mute); font-size: 14.5px; line-height: 1.95; }
.is-faq-a p strong { color: var(--ink); font-weight: 600; }

/* ── CTA Section ── */
.is-cta {
  background:
    radial-gradient(800px 400px at 15% 0%, rgba(52,216,164,.10), transparent 60%),
    linear-gradient(180deg, var(--navy) 0%, #04111E 100%);
  color: #E8EEF2; padding: 96px 0; position: relative; overflow: hidden;
}
.is-cta::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at 50% 50%, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 50%, black 30%, transparent 80%);
}
.cta-inner { position: relative; display: grid; grid-template-columns: 1.2fr 1fr; gap: 64px; align-items: center; }
.cta-eyebrow { font-family: var(--mono); font-size: 11px; letter-spacing: .18em; text-transform: uppercase; color: var(--green); }
.cta-title {
  font-size: clamp(1.8rem, 3.5vw, 2.75rem); font-weight: 700; line-height: 1.25;
  letter-spacing: -.01em; margin: 14px 0 18px; color: #fff;
}
.cta-title .accent { font-family: var(--serif); font-style: italic; font-weight: 500; color: var(--green); }
.cta-sub { color: #B8C4CE; font-size: 15px; line-height: 1.9; max-width: 460px; margin-bottom: 32px; }
.cta-actions { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.btn-primary {
  background: var(--green); color: #042C1F; font-weight: 700; font-size: 14px;
  padding: 14px 22px; border-radius: 999px;
  display: inline-flex; align-items: center; gap: 8px;
  transition: background .2s, transform .15s, box-shadow .2s;
  box-shadow: 0 12px 32px -12px rgba(52,216,164,.5);
}
.btn-primary:hover { background: #4FE2B5; transform: translateY(-1px); }
.btn-ghost-cta {
  color: #DCE5EC; font-weight: 500; font-size: 14px;
  padding: 14px 18px; border-radius: 999px;
  border: 1px solid rgba(255,255,255,.14);
  display: inline-flex; align-items: center; gap: 8px;
  transition: background .2s, border-color .2s;
}
.btn-ghost-cta:hover { background: rgba(255,255,255,.04); border-color: rgba(255,255,255,.28); }
.cta-mini {
  background: rgba(255,255,255,.03); border: 1px solid rgba(255,255,255,.07);
  border-radius: 14px; padding: 28px; backdrop-filter: blur(6px);
}
.cta-mini h4 {
  font-family: var(--mono); font-size: 11px; letter-spacing: .16em; text-transform: uppercase;
  color: var(--mute-2); margin: 0 0 16px;
}
.cta-mini-list { display: grid; gap: 14px; }
.cta-mini-row { display: grid; grid-template-columns: 22px 1fr auto; gap: 14px; align-items: center; }
.cta-mini-row .chk {
  width: 22px; height: 22px; border-radius: 50%;
  background: rgba(52,216,164,.15); color: var(--green);
  display: grid; place-items: center;
}
.cta-mini-row .lbl { font-size: 14px; color: #E8EEF2; }
.cta-mini-row .val { font-family: var(--mono); font-size: 12px; color: var(--mute-2); }

/* ── Dark result card ── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}
.rc-dark {
  border-radius: 14px;
  background: linear-gradient(180deg, #0F2434 0%, #081827 100%);
  border: 1px solid rgba(255,255,255,.06);
  padding: 24px; color: #DCE5EC;
  box-shadow: 0 4px 32px -8px rgba(0,0,0,.45), 0 1px 0 rgba(255,255,255,.04) inset;
  animation: fadeInUp .3s cubic-bezier(.22,1,.36,1);
  margin-bottom: 24px;
}
.rc-dark-head {
  display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px;
}
.rc-badge-ok {
  display: inline-flex; align-items: center; gap: 8px; font-size: 12px; color: var(--green);
  background: rgba(52,216,164,.1); padding: 5px 12px; border-radius: 999px;
  border: 1px solid rgba(52,216,164,.25);
}
.rc-badge-ok .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--green); flex-shrink: 0; }
.rc-badge-ng {
  display: inline-flex; align-items: center; gap: 8px; font-size: 12px; color: #F97B6B;
  background: rgba(249,123,107,.08); padding: 5px 12px; border-radius: 999px;
  border: 1px solid rgba(249,123,107,.22);
}
.rc-time { font-family: var(--mono); font-size: 11px; color: var(--mute-2); }
.rc-tnum {
  font-family: var(--mono); font-size: 24px; font-weight: 600; color: #fff;
  letter-spacing: .06em; margin: 4px 0 20px;
  display: flex; align-items: baseline; gap: 3px;
}
.rc-tnum .t { color: var(--green); }
.rc-rows { display: grid; }
.rc-row {
  display: grid; grid-template-columns: 96px 1fr; gap: 12px; align-items: baseline;
  padding: 10px 0; border-top: 1px dashed rgba(255,255,255,.08);
}
.rc-row:first-child { border-top: none; padding-top: 2px; }
.rc-key { font-size: 11px; color: var(--mute-2); letter-spacing: .05em; }
.rc-val { font-size: 14px; color: #fff; word-break: break-all; display: flex; align-items: flex-start; gap: 6px; }
.rc-copy-btn {
  flex-shrink: 0; background: none; border: none; cursor: pointer;
  color: var(--mute-2); padding: 2px; border-radius: 4px; line-height: 0;
  opacity: 0.4; transition: opacity .15s, color .15s; margin-top: 1px;
}
.rc-copy-btn:hover, .rc-copy-btn.copied { opacity: 1; color: var(--green); }

/* ── Dark list items ── */
.rc-list { display: grid; gap: 10px; margin-bottom: 24px; }
.rc-list-item {
  border-radius: 12px;
  background: linear-gradient(180deg, #0F2434 0%, #081827 100%);
  border: 1px solid rgba(255,255,255,.06);
  padding: 16px 20px; cursor: pointer; color: #DCE5EC;
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  transition: border-color .2s, box-shadow .2s;
  animation: fadeInUp .3s cubic-bezier(.22,1,.36,1);
  position: relative;
}
.rc-list-item:hover { border-color: rgba(52,216,164,.3); box-shadow: 0 0 0 1px rgba(52,216,164,.12); }
.rc-list-name { font-weight: 600; color: #fff; margin-bottom: 4px; font-size: 15px; }
.rc-list-copy-icon { display: inline-flex; align-items: center; vertical-align: middle; color: var(--paper); opacity: 0.6; line-height: 0; margin-left: 4px; }
.rc-list-sub { font-size: 12px; color: var(--mute-2); font-family: var(--mono); }
.rc-count { font-size: .85rem; color: var(--mute-2); margin-bottom: 12px; }

/* ── Footer ── */
.footer { background: rgb(11 27 43); color: rgba(255,255,255,.6); padding: 80px 0 40px; }
.footer .w1200 { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.footer__grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px;
  padding-bottom: 64px; border-bottom: 1px solid rgba(255,255,255,.1);
}
.footer__logo img { height: 28px; width: auto; filter: brightness(0) invert(1); }
.footer__desc { margin-top: 20px; font-size: 13px; line-height: 1.7; color: rgba(255,255,255,.5); max-width: 280px; }
.footer__col-title { font-size: 11px; font-weight: 500; letter-spacing: .15em; text-transform: uppercase; color: rgba(255,255,255,.4); }
.footer__links { margin-top: 16px; list-style: none; padding: 0; display: flex; flex-direction: column; gap: 10px; font-size: 13px; }
.footer__links a { color: rgba(255,255,255,.6); text-decoration: none; transition: color .2s; }
.footer__links a:hover { color: #fff; }
.footer__bottom { margin-top: 32px; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; font-size: 11px; color: rgba(255,255,255,.4); }

/* ── Responsive ── */
@media (max-width: 980px) {
  .hero-inner, .anatomy, .compare, .cta-inner { grid-template-columns: 1fr; gap: 32px; }
  /* preview-card はヒーロー内でスタックして表示 — display:none しない */
  .trust-inner { grid-template-columns: 1fr 1fr; gap: 18px; }
  .trust-item + .trust-item { border-left: none; padding-left: 0; }
  section.is-block { padding: 64px 0; }
}
@media (max-width: 640px) {
  .wrap, .wrap-narrow, .result-wrap { padding: 0 16px; }
  .is-hero { padding: 40px 0 56px; }
  .is-search-row { flex-direction: column; }
  .is-input  { height: 60px !important; min-height: 60px; font-size: 16px; }
  .is-btn    { height: 60px; min-height: 60px; width: 100%; justify-content: center; font-size: 15px; }
  .hero-meta { gap: 10px; }
  .hero-meta-item { font-size: 11px; }
  .anatomy-vis .label-strip { font-size: clamp(20px, 6.5vw, 30px); }
  .anatomy-callouts { grid-template-columns: 1fr 1fr; }
  .rc-row { grid-template-columns: 80px 1fr; }
  section.is-block { padding: 52px 0; }
  .is-faq-a > div { padding-left: 16px; padding-right: 16px; }
  .is-faq-q { grid-template-columns: 28px 1fr 24px; gap: 10px; }
  .is-cta { padding: 64px 0; }
  .cta-mini { padding: 20px; }
  .invoice-final-cta__card { padding: 48px 24px; }
  .invoice-final-cta__title { font-size: 1.5rem; }
  .header-nav .nav-link { display: none; }
  .btn-cta-header { display: none; }
  .hamburger { display: flex !important; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}

/* ハンバーガーメニュー */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: all 0.3s;
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
  display: none;
  flex-direction: column;
  background: #fff;
  border-top: 1px solid var(--paper-line);
  padding: 0;
  width: 100%;
  position: fixed;
  top: 65px;
  left: 0;
  right: 0;
  z-index: 99;
  box-shadow: 0 4px 12px rgba(0,0,0,.1);
}
.mobile-menu.open { display: flex; }
.mobile-menu-links {
  display: flex;
  flex-direction: column;
  padding: 12px 24px 20px;
}
.mobile-menu-links a {
  color: var(--ink);
  text-decoration: none;
  font-size: 1rem;
  padding: 14px 0;
  border-bottom: 1px solid var(--paper-line);
}
.mobile-menu-links a:last-child { border-bottom: none; }
.mobile-menu-links a.active { color: var(--green); font-weight: 700; }

.menu-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.3);
  backdrop-filter: blur(3px);
  z-index: 98;
}
.menu-overlay.show { display: block; }
@media (max-width: 480px) {
  .anatomy-callouts { grid-template-columns: 1fr; }
  .compare-col { padding: 24px 20px; }
  .is-faq-q .num { display: none; }
  .is-faq-q { grid-template-columns: 1fr 24px; }
  .footer__grid { grid-template-columns: 1fr; }
}