/* =========================================================
   Jizai Navi Design (ジザイナビ) — 保守運用サポート ＆ 次世代決済システム ページ
   Class prefix: .mt-
   ========================================================= */

body.mt-body {
  font-family: var(--font-sans);
  color: var(--text-main);
  background: var(--cream);
  line-height: 1.9;
}

.mt-mobile-only { display: none; }

/* ---------- Header ---------- */
.mt-navbar {
  position: sticky; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(244, 241, 232, 0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(28, 47, 77, 0.08);
}
.mt-nav-container {
  max-width: 1160px; margin: 0 auto; padding: 14px 24px;
  display: flex; align-items: center; justify-content: space-between;
}
.mt-logo { display: flex; align-items: center; gap: 10px; color: var(--navy); text-decoration: none; }
.mt-logo-icon { width: 36px; height: 36px; object-fit: contain; }
.mt-logo .logo-full-img { height: 34px; width: auto; object-fit: contain; display: block; }
.mt-logo-text {
  font-family: var(--font-serif); font-size: 1.2rem; font-weight: 600; letter-spacing: 0.02em;
}
.mt-nav-links { display: flex; align-items: center; gap: 20px; }
.mt-back { font-size: 0.9rem; color: var(--navy); text-decoration: none; }
.mt-back i { margin-right: 6px; }
.mt-back:hover { color: var(--green-dark); }
.mt-nav-cta { padding: 10px 22px; font-size: 0.88rem; }

/* ---------- Hero ---------- */
.mt-hero {
  padding: 76px 24px 64px;
  text-align: center;
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-dark) 100%);
  color: #fff;
}
.mt-hero-container { max-width: 820px; margin: 0 auto; }
.mt-tag {
  font-family: var(--font-serif); letter-spacing: 0.2em; color: #8fd6ae;
  font-size: 0.85rem; margin-bottom: 20px;
}
.mt-hero h1 {
  font-family: var(--font-serif); font-size: 2.1rem; font-weight: 700;
  margin-bottom: 24px; line-height: 1.6;
}
.mt-hero-lead { color: #cfd6e4; font-size: 1rem; margin-bottom: 30px; max-width: 700px; margin-left: auto; margin-right: auto; }
.mt-hero-copy-grid {
  display: flex; justify-content: center; gap: 24px; flex-wrap: wrap;
  margin-bottom: 36px;
}
.mt-hero-copy-grid p {
  display: flex; align-items: center; gap: 10px;
  background: rgba(255,255,255,0.08); border-radius: 999px;
  padding: 10px 22px; font-size: 0.9rem; color: #e6ebf3;
}
.mt-hero-copy-grid i { color: #8fd6ae; }
.mt-hero-buttons { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

/* ---------- Buttons ---------- */
.mt-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 28px; border-radius: 999px;
  font-weight: 600; font-size: 0.92rem; text-decoration: none; border: 2px solid transparent;
  transition: all 0.25s ease; cursor: pointer; white-space: nowrap;
}
.mt-btn-lg { padding: 15px 34px; font-size: 1rem; }
.mt-btn-primary { background: var(--navy); color: #fff; box-shadow: 0 8px 20px rgba(28, 47, 77, 0.25); }
.mt-btn-primary:hover { background: var(--navy-light); transform: translateY(-2px); }
.mt-btn-secondary { background: transparent; border-color: rgba(255,255,255,0.6); color: #fff; }
.mt-btn-secondary:hover { background: rgba(255,255,255,0.12); transform: translateY(-2px); }

.mt-hero .mt-btn-secondary { border-color: rgba(255,255,255,0.6); color: #fff; }
.mt-navbar .mt-btn-primary { box-shadow: none; }

/* Section-level secondary button should look navy-outline on light bg */
.mt-section .mt-btn-secondary,
.mt-cta-band .mt-btn-secondary,
.mt-plan-card .mt-btn-secondary {
  background: transparent; border-color: var(--navy); color: var(--navy);
}
.mt-section .mt-btn-secondary:hover,
.mt-cta-band .mt-btn-secondary:hover,
.mt-plan-card .mt-btn-secondary:hover {
  background: var(--navy); color: #fff;
}

/* ---------- Section common ---------- */
.mt-main { }
.mt-section { padding: 90px 0; }
.mt-section--alt { background: #fff; }
.mt-container { max-width: 1160px; margin: 0 auto; padding: 0 24px; }
.mt-section-head { text-align: center; max-width: 760px; margin: 0 auto 50px; }
.mt-section-tag {
  font-family: var(--font-serif); letter-spacing: 0.2em; color: var(--green-dark);
  font-weight: 600; font-size: 0.85rem; margin-bottom: 14px;
}
.mt-section-head h2 {
  font-family: var(--font-serif); font-size: 2rem; font-weight: 700;
  color: var(--navy); line-height: 1.5; margin-bottom: 18px;
}
.mt-section-lead { color: var(--text-sub); font-size: 1rem; }

/* ---------- Billing toggle ---------- */
.mt-billing-toggle {
  display: flex; justify-content: center; gap: 10px; margin-bottom: 40px;
}
.mt-toggle-btn {
  padding: 12px 26px; border-radius: 999px; border: 2px solid var(--navy);
  background: transparent; color: var(--navy); font-weight: 600; font-size: 0.92rem;
  cursor: pointer; transition: all 0.2s ease; display: flex; align-items: center; gap: 8px;
}
.mt-toggle-btn.is-active { background: var(--navy); color: #fff; }
.mt-toggle-badge {
  background: var(--green); color: #fff; font-size: 0.72rem; font-weight: 700;
  padding: 2px 8px; border-radius: 999px;
}
.mt-toggle-btn:not(.is-active) .mt-toggle-badge { background: var(--green-dark); }

/* ---------- Plan cards ---------- */
.mt-plan-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; margin-bottom: 60px;
}
.mt-plan-card {
  background: #fff; border-radius: var(--radius-lg); padding: 40px 30px;
  box-shadow: var(--shadow-card); position: relative; border: 2px solid transparent;
  display: flex; flex-direction: column;
}
.mt-plan-card--popular { border-color: var(--green); transform: scale(1.02); }
.mt-plan-card--premium { background: var(--navy); color: #fff; }
.mt-plan-badge {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--green); color: #fff; font-size: 0.78rem; font-weight: 700;
  padding: 6px 18px; border-radius: 999px;
}
.mt-plan-eyebrow {
  font-size: 0.8rem; letter-spacing: 0.1em; color: var(--text-sub); margin-bottom: 8px;
}
.mt-plan-card--premium .mt-plan-eyebrow { color: #8fd6ae; }
.mt-plan-name {
  font-family: var(--font-serif); font-size: 1.5rem; color: var(--navy); margin-bottom: 10px;
}
.mt-plan-card--premium .mt-plan-name { color: #fff; }
.mt-plan-concept { font-size: 0.9rem; color: var(--text-sub); margin-bottom: 22px; min-height: 44px; }
.mt-plan-card--premium .mt-plan-concept { color: #cfd6e4; }
.mt-plan-price { margin-bottom: 18px; }
.mt-price-amount {
  font-family: var(--font-serif); font-size: 2.2rem; font-weight: 700; color: var(--navy);
}
.mt-price-amount--range { font-size: 1.55rem; letter-spacing: 0.01em; }
.mt-plan-card--premium .mt-price-amount { color: #fff; }
.mt-price-unit { font-size: 0.95rem; color: var(--text-sub); margin-left: 4px; }
.mt-plan-card--premium .mt-price-unit { color: #cfd6e4; }
.mt-plan-target {
  font-size: 0.85rem; color: var(--navy); background: var(--cream);
  border-radius: var(--radius-md); padding: 10px 14px; margin-bottom: 22px;
  display: flex; align-items: flex-start; gap: 8px;
}
.mt-plan-target i { margin-top: 3px; color: var(--green-dark); flex-shrink: 0; }
.mt-plan-card--premium .mt-plan-target { background: rgba(255,255,255,0.1); color: #e6ebf3; }
.mt-plan-card--premium .mt-plan-target i { color: #8fd6ae; }
.mt-plan-features { flex: 1; margin-bottom: 26px; }
.mt-plan-features li {
  font-size: 0.9rem; color: var(--text-main); margin-bottom: 12px;
  display: flex; align-items: flex-start; gap: 8px;
}
.mt-plan-card--premium .mt-plan-features li { color: #dfe4ee; }
.mt-plan-features i { color: var(--green-dark); margin-top: 3px; flex-shrink: 0; }
.mt-plan-card--premium .mt-plan-features i { color: #8fd6ae; }
.mt-plan-btn { width: 100%; margin-top: auto; }
.mt-plan-btn-group { display: flex; flex-direction: column; gap: 10px; margin-top: auto; }
.mt-plan-btn-group .mt-plan-btn { margin-top: 0; }
.mt-plan-card--premium .mt-btn-primary { background: #fff; color: var(--navy); }
.mt-plan-card--premium .mt-btn-primary:hover { background: #e6ebf3; }

/* ---------- Compare table ---------- */
.mt-table-wrap { overflow-x: auto; margin-bottom: 40px; border-radius: var(--radius-md); box-shadow: var(--shadow-card); }
.mt-compare-table { width: 100%; border-collapse: collapse; background: #fff; min-width: 640px; }
.mt-compare-table th, .mt-compare-table td {
  padding: 16px 18px; text-align: left; font-size: 0.9rem; vertical-align: middle;
  border-bottom: 1px solid rgba(28,47,77,0.08);
}
.mt-compare-table thead th { background: var(--navy); color: #fff; font-weight: 600; font-size: 0.86rem; }
.mt-compare-table thead th:nth-child(3) { position: relative; }
.mt-table-badge {
  background: var(--green); color: #fff; font-size: 0.68rem; font-weight: 700;
  padding: 2px 8px; border-radius: 999px; margin-left: 6px;
}
.mt-compare-table tbody td:first-child { color: var(--navy); font-weight: 600; white-space: nowrap; }
.mt-compare-table tbody tr:last-child td { border-bottom: none; }
.mt-compare-table .yes { color: var(--green-dark); }
.mt-compare-table .no { color: #c98a8a; }

/* ---------- Upgrade Guide (機能拡張と保守ランクアップ) ---------- */
.mt-upgrade-roles {
  display: flex; align-items: stretch; gap: 20px; margin-bottom: 24px;
}
.mt-upgrade-role {
  flex: 1; background: var(--cream); border-radius: var(--radius-lg);
  padding: 32px 28px; text-align: center;
}
.mt-upgrade-role-icon {
  width: 54px; height: 54px; border-radius: 50%; background: rgba(28,47,77,0.08);
  display: flex; align-items: center; justify-content: center; margin: 0 auto 16px;
  font-size: 1.3rem; color: var(--navy);
}
.mt-upgrade-role-tag {
  display: inline-block; font-size: 0.74rem; font-weight: 700; letter-spacing: 0.05em;
  color: var(--green-dark); background: rgba(74,155,116,0.14);
  padding: 3px 12px; border-radius: 999px; margin-bottom: 14px;
}
.mt-upgrade-role h3 {
  font-family: var(--font-serif); font-size: 1.2rem; color: var(--navy);
  margin-bottom: 12px; line-height: 1.5;
}
.mt-upgrade-role p { font-size: 0.88rem; color: var(--text-sub); }
.mt-upgrade-role-connector {
  display: flex; align-items: center; justify-content: center;
  color: var(--green-dark); font-size: 1.2rem; flex-shrink: 0;
}
.mt-upgrade-roles-note {
  text-align: center; max-width: 820px; margin: 0 auto 60px;
  font-size: 0.9rem; color: var(--text-sub); background: #fff;
  border-radius: var(--radius-md); padding: 18px 24px; box-shadow: var(--shadow-card);
}
.mt-upgrade-roles-note i { color: var(--green-dark); margin-right: 6px; }
.mt-upgrade-roles-note strong { color: var(--navy); }

.mt-upgrade-paths { display: grid; gap: 40px; margin-bottom: 56px; }
.mt-upgrade-path {
  background: #fff; border-radius: var(--radius-lg); box-shadow: var(--shadow-card);
  padding: 40px 36px; border-top: 4px solid var(--green);
}
.mt-upgrade-path-head { text-align: center; margin-bottom: 28px; }
.mt-upgrade-path-step {
  display: inline-block; font-family: var(--font-serif); font-size: 0.8rem;
  letter-spacing: 0.15em; color: var(--green-dark); font-weight: 700; margin-bottom: 10px;
}
.mt-upgrade-path-head h3 {
  font-family: var(--font-serif); font-size: 1.5rem; color: var(--navy);
  display: flex; align-items: center; justify-content: center; gap: 10px; flex-wrap: wrap;
  margin-bottom: 10px;
}
.mt-upgrade-path-head h3 i { color: var(--green-dark); font-size: 1rem; }
.mt-upgrade-plan-emoji { font-size: 1.3rem; }
.mt-upgrade-path-title-sub {
  display: block; width: 100%; font-family: var(--font-sans); font-size: 0.78rem;
  color: var(--text-sub); letter-spacing: 0.08em; margin-top: 4px;
}
.mt-upgrade-path-desc { font-size: 0.92rem; color: var(--text-sub); }

.mt-upgrade-price-box {
  display: flex; gap: 16px; justify-content: center; flex-wrap: wrap;
  margin-bottom: 32px;
}
.mt-upgrade-price-item {
  background: var(--cream); border-radius: var(--radius-md);
  padding: 16px 26px; min-width: 220px; text-align: center;
}
.mt-upgrade-price-label {
  display: flex; align-items: center; justify-content: center; gap: 6px;
  font-size: 0.8rem; color: var(--navy); font-weight: 600; margin-bottom: 8px;
}
.mt-upgrade-price-label i { color: var(--green-dark); }
.mt-upgrade-price-value {
  font-family: var(--font-serif); font-size: 1.5rem; font-weight: 700; color: var(--navy);
}
.mt-upgrade-price-value span { font-family: var(--font-sans); font-size: 0.78rem; color: var(--text-sub); margin-left: 4px; }

.mt-upgrade-before-after {
  display: grid; grid-template-columns: 1fr auto 1fr; gap: 18px; align-items: center;
}
.mt-upgrade-ba-col {
  background: var(--cream); border-radius: var(--radius-md); padding: 22px 24px;
}
.mt-upgrade-ba-col--after { background: rgba(74,155,116,0.08); }
.mt-upgrade-ba-tag {
  display: inline-block; font-size: 0.76rem; font-weight: 700;
  padding: 3px 12px; border-radius: 999px; margin-bottom: 14px;
}
.mt-upgrade-ba-tag--before { background: rgba(28,47,77,0.08); color: var(--navy); }
.mt-upgrade-ba-tag--after { background: var(--green); color: #fff; }
.mt-upgrade-ba-col ul { display: grid; gap: 10px; }
.mt-upgrade-ba-col li {
  font-size: 0.86rem; color: var(--text-main); padding-left: 18px; position: relative;
}
.mt-upgrade-ba-col li::before {
  content: '\f068'; font-family: 'Font Awesome 6 Free'; font-weight: 900;
  position: absolute; left: 0; top: 3px; font-size: 0.6rem; color: var(--text-sub);
}
.mt-upgrade-ba-col--after li::before {
  content: '\f00c'; color: var(--green-dark);
}
.mt-upgrade-ba-col--after li strong { color: var(--green-dark); }
.mt-upgrade-ba-arrow {
  display: flex; align-items: center; justify-content: center;
  color: var(--green-dark); font-size: 1.4rem;
}

.mt-upgrade-path-foot {
  margin-top: 30px; text-align: center;
}
.mt-upgrade-path-btn {
  width: 100%; max-width: 460px;
}

.mt-upgrade-campaign {
  background: var(--navy); color: #fff; border-radius: var(--radius-lg);
  padding: 44px 40px; text-align: center;
}
.mt-upgrade-campaign-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,0.12); color: #8fd6ae; font-size: 0.8rem; font-weight: 700;
  padding: 6px 18px; border-radius: 999px; margin-bottom: 20px;
}
.mt-upgrade-campaign h3 {
  font-family: var(--font-serif); font-size: 1.4rem; margin-bottom: 20px; line-height: 1.6;
}
.mt-upgrade-campaign p {
  color: #dfe4ee; font-size: 0.94rem; max-width: 820px; margin: 0 auto;
}
.mt-upgrade-campaign p strong { color: #8fd6ae; }

/* ---------- Payment features ---------- */
.mt-payment-features {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; margin-bottom: 56px;
}
.mt-payment-feature {
  background: var(--cream); border-radius: var(--radius-lg); padding: 34px 28px; text-align: center;
}
.mt-payment-feature-icon {
  width: 58px; height: 58px; border-radius: 50%; background: rgba(28,47,77,0.08);
  display: flex; align-items: center; justify-content: center; margin: 0 auto 18px;
  font-size: 1.4rem; color: var(--navy);
}
.mt-payment-feature h3 { font-size: 1.05rem; color: var(--navy); margin-bottom: 12px; }
.mt-payment-feature p { font-size: 0.9rem; color: var(--text-sub); }
.mt-payment-feature strong { color: var(--green-dark); }

/* ---------- Flow diagram ---------- */
.mt-flow-diagram {
  display: flex; align-items: stretch; justify-content: center; gap: 16px;
  flex-wrap: wrap; margin-bottom: 56px;
}
.mt-flow-step {
  flex: 1; min-width: 200px; max-width: 260px;
  background: var(--navy); color: #fff; border-radius: var(--radius-lg);
  padding: 30px 22px; text-align: center;
}
.mt-flow-icon {
  width: 54px; height: 54px; border-radius: 50%; background: rgba(255,255,255,0.12);
  display: flex; align-items: center; justify-content: center; margin: 0 auto 16px;
  font-size: 1.3rem; color: #8fd6ae;
}
.mt-flow-step h4 { font-size: 1rem; margin-bottom: 10px; }
.mt-flow-step p { font-size: 0.82rem; color: #cfd6e4; }
.mt-flow-arrow {
  display: flex; align-items: center; justify-content: center; color: var(--green-dark);
  font-size: 1.4rem; flex-shrink: 0;
}

/* ---------- Payment logos ---------- */
.mt-payment-logos {
  text-align: center; margin-bottom: 40px;
}
.mt-payment-logos-label {
  display: block; font-size: 0.85rem; color: var(--text-sub); margin-bottom: 16px; letter-spacing: 0.05em;
}
.mt-payment-logos-icons {
  display: flex; justify-content: center; gap: 26px; flex-wrap: wrap;
  font-size: 2.2rem; color: var(--navy);
}
.mt-payment-logos-icons .fa-building-columns { font-size: 1.6rem; color: var(--green-dark); }

/* ---------- Note box ---------- */
.mt-note-box {
  background: var(--navy); color: #fff; border-radius: var(--radius-lg); padding: 34px 36px;
}
.mt-note-box h3 {
  font-family: var(--font-serif); font-size: 1.1rem; margin-bottom: 14px;
  display: flex; align-items: center; gap: 10px; color: #8fd6ae;
}
.mt-note-box p { font-size: 0.92rem; color: #dfe4ee; }
.mt-note-box strong { color: #fff; }

/* ---------- Cancellation & data ownership ---------- */
.mt-cancel-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-bottom: 32px;
}
.mt-cancel-card {
  background: #fff; border-radius: var(--radius-lg); box-shadow: var(--shadow-card);
  padding: 32px 30px;
}
.mt-cancel-card h3 {
  font-family: var(--font-serif); font-size: 1.05rem; color: var(--navy);
  margin-bottom: 16px; display: flex; align-items: center; gap: 10px;
}
.mt-cancel-card--return { border-top: 4px solid var(--green); }
.mt-cancel-card--return h3 i { color: var(--green-dark); }
.mt-cancel-card--keep { border-top: 4px solid var(--navy); }
.mt-cancel-card--keep h3 i { color: var(--navy); }
.mt-cancel-card ul { display: grid; gap: 12px; }
.mt-cancel-card li {
  font-size: 0.9rem; color: var(--text-main); padding-left: 22px; position: relative;
}
.mt-cancel-card li::before {
  content: '\f00c'; font-family: 'Font Awesome 6 Free'; font-weight: 900;
  position: absolute; left: 0; top: 2px; font-size: 0.78rem; color: var(--green-dark);
}
.mt-cancel-card--keep li::before { color: var(--navy); content: '\f023'; }
.mt-cancel-note {
  margin-top: 18px; font-size: 0.82rem; color: var(--text-sub);
  background: var(--cream); border-radius: var(--radius-md); padding: 14px 16px;
}
.mt-cancel-note strong { color: var(--navy); }
.mt-note-box--warn { background: #6b4a2a; }
.mt-note-box--warn h3 { color: #ffd9a8; }

/* ---------- Process steps ---------- */
.mt-process-steps {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; counter-reset: step;
}
.mt-process-step {
  background: #fff; border-radius: var(--radius-md); padding: 30px 20px;
  text-align: center; box-shadow: var(--shadow-card); position: relative;
}
.mt-process-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: 50%; background: var(--green); color: #fff;
  font-weight: 700; font-family: var(--font-serif); margin-bottom: 16px;
}
.mt-process-step h3 { font-size: 1rem; color: var(--navy); margin-bottom: 10px; }
.mt-process-step p { font-size: 0.85rem; color: var(--text-sub); }

/* ---------- CTA ---------- */
.mt-cta-band {
  background: #fff; border-radius: var(--radius-lg); padding: 50px 34px;
  text-align: center; margin-top: 20px; margin-bottom: 90px; box-shadow: var(--shadow-card);
}
.mt-cta-band h2 { font-family: var(--font-serif); color: var(--navy); font-size: 1.35rem; margin-bottom: 14px; }
.mt-cta-band p { color: var(--text-sub); margin-bottom: 26px; font-size: 0.96rem; }
.mt-cta-links { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ---------- Footer ---------- */
.mt-footer { background: var(--navy-dark); color: #cfd6e4; padding: 26px 24px; }
.mt-footer-content {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  font-size: 0.84rem;
}
.mt-footer-link { color: #cfd6e4; text-decoration: none; }
.mt-footer-link i { margin-right: 6px; }
.mt-footer-link:hover { color: #fff; }

/* ---------- Responsive ---------- */
@media (max-width: 992px) {
  .mt-plan-grid { grid-template-columns: 1fr; }
  .mt-plan-card--popular { transform: none; }
  .mt-payment-features { grid-template-columns: 1fr; }
  .mt-process-steps { grid-template-columns: repeat(3, 1fr); }
  .mt-flow-diagram { flex-direction: column; align-items: center; }
  .mt-flow-arrow { transform: rotate(90deg); }
  .mt-upgrade-roles { flex-direction: column; }
  .mt-upgrade-role-connector { transform: rotate(90deg); }
  .mt-upgrade-before-after { grid-template-columns: 1fr; }
  .mt-upgrade-ba-arrow { transform: rotate(90deg); margin: 0 auto; }
  .mt-cancel-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .mt-mobile-only { display: inline; }
  .mt-nav-cta { display: none; }
  .mt-hero { padding: 56px 20px 48px; }
  .mt-hero h1 { font-size: 1.6rem; }
  .mt-section { padding: 60px 0; }
  .mt-section-head h2 { font-size: 1.5rem; }
  .mt-process-steps { grid-template-columns: 1fr; }
  .mt-billing-toggle { flex-wrap: wrap; }
  .mt-compare-table { min-width: 560px; }
  .mt-upgrade-path { padding: 30px 22px; }
  .mt-upgrade-price-box { flex-direction: column; align-items: stretch; }
  .mt-upgrade-campaign { padding: 34px 24px; }
}