/* ===== RETHEME navy (§3-3b ページテーマ制・2026-07-03) — 元は page21.css.bak_20260703 ===== */
@charset "UTF-8";
.header {
  position: relative;
  z-index: 100;
  width: 100%;
  color: #000;
  background: #fff;
  font-family: inherit;
}
.header *, .header *::before, .header *::after {
  box-sizing: border-box;
}

.header__inner {
  width: 100%;
  padding: 0 50px;
}

.header__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header__brand {
  padding-top: 0;
}

.header__logo {
  display: block;
  width: 200px;
  line-height: 0;
}

.header__logo img {
  display: block;
  width: 100%;
  height: auto;
}

.header__tagline {
  margin: 10px 0 0;
  color: #000;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.6;
}

.header__utility {
  display: flex;
  align-items: center;
  gap: 30px;
}

.header__lang {
  position: relative;
  flex: 0 0 auto;
}

.header__lang-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 112px;
  height: 44px;
  padding: 0 14px;
  border: 1px solid #d9d9d9;
  border-radius: 5px;
  color: #000;
  background: #fff;
  font: inherit;
  font-size: 14px;
  font-weight: 500;
  line-height: 1;
  cursor: pointer;
}

.header__lang-arrow {
  width: 7px;
  height: 7px;
  margin-left: 10px;
  border-right: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
  transform: translateY(-2px) rotate(45deg);
  transition: transform 0.2s ease;
}

.header__lang.is-open .header__lang-arrow {
  transform: translateY(2px) rotate(225deg);
}

.header__lang-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  z-index: 10;
  display: grid;
  width: 150px;
  padding: 8px;
  border: 1px solid #d9d9d9;
  border-radius: 6px;
  visibility: hidden;
  background: #fff;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.1);
  opacity: 0;
  transform: translateY(-6px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
}

.header__lang.is-open .header__lang-menu {
  visibility: visible;
  opacity: 1;
  transform: translateY(0);
}

.header__lang-link {
  display: block;
  padding: 10px 12px;
  border-radius: 4px;
  color: #000;
  font-size: 14px;
  font-weight: 400;
  line-height: 1.4;
  text-decoration: none;
}

.header__lang-link.is-current {
  background: #f4f6f8;
  font-weight: 600;
}

.header__actions {
  position: relative;
  top: -45px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  width: auto;
  padding: 100px 20px 20px;
  border-radius: 0 0 10px 10px;
  background: #0C2A4D;
}

.header__action-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  min-height: 32px;
  padding: 0 10px;
  color: #fff;
  font-size: 16px;
  font-weight: 500;
  line-height: 1;
  white-space: nowrap;
  text-decoration: none;
}

.header__action-link img {
  display: block;
  flex: 0 0 auto;
  width: auto;
  max-height: 18px;
}

.header__nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 30px;
  margin-top: 10px;
}

.header__nav-link {
  color: #000;
  font-size: 17px;
  font-weight: 500;
  line-height: 1.4;
  text-decoration: none;
}

.header__lang-button:focus-visible, .header__lang-link:focus-visible, .header__action-link:focus-visible, .header__nav-link:focus-visible, .header__logo:focus-visible {
  outline: 2px solid #0C2A4D;
  outline-offset: 3px;
}

@media (hover: hover) and (pointer: fine) {
  .header__lang-button:hover {
    border-color: #0C2A4D;
  }
  .header__lang-link:hover {
    background: #f4f6f8;
  }
  .header__action-link:hover {
    opacity: 0.8;
  }
  .header__nav-link:hover {
    color: #0C2A4D;
  }
}
@media (max-width: 1250px) {
  .header__utility {
    gap: 20px;
  }
  .header__nav {
    gap: 22px;
  }
}
@media (max-width: 1024px) {
  .header__inner {
    padding: 0 35px;
  }
  .header__tagline {
    display: none;
  }
}
@media (max-width: 850px) {
  .header__inner {
    padding: 14px 30px;
  }
  .header__top {
    align-items: center;
    gap: 16px;
  }
  .header__brand {
    padding-top: 0;
  }
  .header__logo {
    width: 160px;
  }
  .header__utility {
    margin-left: auto;
  }
  .header__lang-button {
    width: 98px;
    height: 40px;
    padding: 0 12px;
    font-size: 13px;
  }
  .header__lang-menu {
    width: 140px;
  }
  .header__actions, .header__nav {
    display: none;
  }
}
@media (max-width: 568px) {
  .header__inner {
    padding-right: 20px;
    padding-left: 20px;
  }
  .header__logo {
    width: 145px;
  }
}
@media (prefers-reduced-motion: reduce) {
  .header__lang-arrow, .header__lang-menu {
    transition: none;
  }
}
.footer {
  color: #000;
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
}
.footer__inner {
  box-sizing: border-box;
  margin: 100px 0;
  padding: 0 50px;
}
.footer__top {
  display: flex;
}
.footer__intro {
  display: flex;
  flex: 0 0 400px;
  flex-direction: column;
}
.footer__copy {
  display: block;
  width: 355px;
  margin: 0;
}
.footer__copy img {
  display: block;
  width: 100%;
  height: auto;
}
.footer__description {
  display: block;
  margin: 30px 0 0;
  font-size: 14px;
  font-weight: 400;
  line-height: 1.9;
}
.footer__nav {
  width: calc(100% - 400px);
}
.footer__columns {
  display: flex;
  justify-content: space-between;
  width: 100%;
  margin: 0;
  padding: 24px 0 28px;
  list-style: none;
}
.footer__column {
  display: flex;
  flex-direction: column;
  box-sizing: border-box;
  width: 33.3333333333%;
  padding: 0 35px;
  gap: 10px;
}
.footer__column--center {
  border-left: 1px dotted #f4f6f8;
}
.footer__heading {
  display: flex;
  align-items: center;
  color: #000;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.6;
  text-decoration: none;
}
.footer__heading--spaced {
  margin-top: 15px;
}
.footer__heading span {
  position: relative;
  bottom: -1px;
  display: block;
  width: 17px;
  margin-left: 5px;
  border-radius: 50%;
  aspect-ratio: 1;
  background: linear-gradient(135deg, #0C2A4D 0%, #123A63 100%);
}
.footer__heading span::before {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 2;
  display: block;
  width: 7px;
  content: "";
  transform: translate(-25%, -50%);
  clip-path: polygon(0 15%, 15% 0, 65% 50%, 15% 100%, 0 85%, 35% 50%, 0 15%);
  aspect-ratio: 1;
  background-color: #fff;
}
.footer__group {
  margin: 0;
}
.footer__summary {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #000;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.6;
  cursor: pointer;
  transition: color 0.3s ease, background-color 0.3s ease, opacity 0.3s ease;
}
.footer__summary::-webkit-details-marker {
  display: none;
}
.footer__summary::after {
  display: block;
  width: 13px;
  content: "";
  transition: color 0.3s ease, background-color 0.3s ease, opacity 0.3s ease;
  clip-path: polygon(0 45%, 45% 45%, 45% 0, 55% 0, 55% 45%, 100% 45%, 100% 55%, 55% 55%, 55% 100%, 45% 100%, 45% 55%, 0 55%);
  aspect-ratio: 1;
  background-color: #000;
}
.footer__group[open] .footer__summary::after {
  clip-path: polygon(0 45%, 100% 45%, 100% 55%, 0 55%);
}
.footer__links {
  display: flex;
  flex-direction: column;
  box-sizing: border-box;
  margin: 5px 0;
  padding: 15px;
  border-radius: 5px;
  background-color: #f4f6f8;
}
.footer__nav-link {
  display: block;
  color: #000;
  font-size: 13px;
  font-weight: 400;
  line-height: 1.65;
  text-decoration: none;
  transition: color 0.3s ease, background-color 0.3s ease, opacity 0.3s ease;
}
.footer__bottom {
  display: flex;
  align-items: flex-start;
  margin-top: 50px;
}
.footer__company {
  display: flex;
  flex-direction: column;
  gap: 20px 0;
}
.footer__brand-row {
  display: flex;
  align-items: center;
  gap: 0 30px;
}
.footer__logo {
  display: block;
  width: 200px;
}
.footer__bess {
  display: block;
  width: 170px;
}
.footer__logo img, .footer__bess img {
  display: block;
  width: 100%;
  height: auto;
}
.footer__link {
  display: flex;
  align-items: center;
  gap: 0 5px;
  color: #000;
  font-size: 14px;
  font-weight: 400;
  line-height: 1.4;
  text-decoration: none;
}
.footer__link span {
  display: block;
  width: 15px;
  line-height: 1;
}
.footer__link img {
  display: block;
  width: 100%;
  height: auto;
}
.footer__copyright {
  margin: 0;
  color: #000;
  font-size: 11px;
  font-weight: 400;
  line-height: 1.6;
}
.footer__copyright--mobile {
  display: none;
}
@media (hover: hover) and (pointer: fine) {
  .footer__heading:hover, .footer__summary:hover, .footer__nav-link:hover, .footer__link:hover {
    color: #0C2A4D;
  }
  .footer__summary:hover::after {
    background-color: #0C2A4D;
  }
}
@media (max-width: 1350px) {
  .footer__top {
    flex-direction: column;
  }
  .footer__intro {
    flex-basis: auto;
    width: 100%;
  }
  .footer__description br {
    display: none;
  }
  .footer__nav {
    width: 100%;
    margin-top: 50px;
  }
  .footer__column {
    width: 31.6666666667%;
    padding: 0;
  }
}
@media (max-width: 1024px) {
  .footer__nav {
    margin-top: 20px;
  }
  .footer__links {
    font-size: 14px;
  }
}
@media (max-width: 850px) {
  .footer__inner {
    margin: 50px 0;
    padding: 0 30px;
  }
  .footer__intro {
    align-items: center;
  }
  .footer__copy {
    width: 300px;
  }
  .footer__description {
    max-width: 500px;
    margin: 10px auto 0;
    text-align: center;
  }
  .footer__nav {
    display: none;
  }
  .footer__bottom {
    flex-direction: column;
    align-items: center;
    margin-top: 20px;
  }
  .footer__brand-row {
    flex-direction: column;
    align-items: center;
    gap: 20px 0;
  }
  .footer__copyright--desktop {
    display: none;
  }
  .footer__company {
    align-items: center;
    width: 100%;
    gap: 24px 0;
  }
  .footer__brand-row {
    width: 100%;
  }
  .footer__logo {
    width: 180px;
  }
  .footer__bess {
    width: 150px;
  }
  .footer__link {
    justify-content: center;
    font-size: 13px;
  }
  .footer__copyright--mobile {
    display: block;
    margin-top: 30px;
    text-align: center;
  }
}
@media (max-width: 568px) {
  .footer__inner {
    padding: 0 20px;
  }
  .footer__copy {
    width: min(100%, 300px);
  }
}

:root {
  --color-ink: #141a21;
  --color-muted: #596068;
  --color-deep: #123A63;
  --color-deeper: #082240;
  --color-green: #0C2A4D;
  --color-green-soft: #e8eef5;
  --color-surface: #f4f6f8;
  --color-line: #d7dce2;
  --color-gold: #f5b500;
  --color-white: #fff;
  --shadow-soft: 0 24px 60px rgba(13, 37, 65, 0.12);
  --shadow-card: 0 14px 34px rgba(9, 35, 65, 0.09);
  --radius-large: 28px;
  --radius-medium: 18px;
  --container: 1240px;
  --narrow: 1040px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--color-ink);
  background: var(--color-white);
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", "YuGothic", Meiryo, sans-serif;
  font-size: 16px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

body.is-menu-open {
  overflow: hidden;
}

img,
svg {
  display: block;
  max-width: 100%;
}

img {
  height: auto;
}

a {
  color: inherit;
}

button,
input,
textarea,
select {
  font: inherit;
}

button {
  color: inherit;
}

#wrapper,
#contents {
  width: 100%;
}

#main {
  overflow: hidden;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 9999;
  padding: 10px 16px;
  border-radius: 4px;
  color: #fff;
  background: #000;
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: translateY(0);
}

.breadcrumb {
  width: min(100% - 80px, var(--container));
  margin: 20px auto 0;
}

.breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 10px;
  margin: 0;
  padding: 0;
  color: #6c7279;
  font-size: 12px;
  list-style: none;
}

.breadcrumb__item {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.breadcrumb__item:not(:last-child)::after {
  content: "/";
  color: #aaafb5;
}

.breadcrumb__item a {
  text-decoration: none;
}

.breadcrumb__item a:hover {
  color: var(--color-deep);
  text-decoration: underline;
}

.section {
  padding: 128px 0;
}

.section__inner {
  width: min(100% - 80px, var(--container));
  margin: 0 auto;
}

.section__inner--narrow {
  width: min(100% - 80px, var(--narrow));
}

.section-heading {
  max-width: 760px;
}

.section-heading--center {
  margin-right: auto;
  margin-left: auto;
  text-align: center;
}

.section-heading--split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.75fr);
  align-items: end;
  gap: 80px;
  max-width: none;
}

.section-heading__eyebrow {
  margin: 0 0 16px;
  color: var(--color-green);
  font-family: Arial, sans-serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  line-height: 1.4;
}

.section-heading__title {
  margin: 0;
  color: var(--color-ink);
  font-size: clamp(36px, 4vw, 58px);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.38;
}

.section-heading__lead {
  margin: 28px 0 0;
  color: var(--color-muted);
  font-size: 16px;
  line-height: 2;
}

.section-heading--split .section-heading__lead {
  margin: 0 0 8px;
}

.section-heading--light .section-heading__eyebrow {
  color: #8fb7e5;
}

.section-heading--light .section-heading__title,
.section-heading--light .section-heading__lead {
  color: #fff;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  min-height: 58px;
  padding: 14px 28px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.4;
  text-align: center;
  text-decoration: none;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background-color 0.25s ease, color 0.25s ease;
}

.button--primary {
  color: #fff;
  background: var(--color-deep);
  box-shadow: 0 12px 30px rgba(14, 50, 92, 0.23);
}

.button--ghost {
  border-color: rgba(14, 50, 92, 0.28);
  color: var(--color-deep);
  background: rgba(255, 255, 255, 0.88);
}

.button--gold {
  color: #242014;
  background: var(--color-gold);
  box-shadow: 0 12px 30px rgba(245, 181, 0, 0.22);
}

.button--outline-white {
  border-color: rgba(255, 255, 255, 0.66);
  color: #fff;
  background: rgba(255, 255, 255, 0.04);
}

.button--wide {
  min-width: 300px;
}

@media (hover: hover) and (pointer: fine) {
  .button:hover {
    transform: translateY(-2px);
  }
  .button--primary:hover {
    background: var(--color-deeper);
    box-shadow: 0 18px 38px rgba(14, 50, 92, 0.3);
  }
  .button--gold:hover {
    background: #ffc527;
    box-shadow: 0 18px 38px rgba(245, 181, 0, 0.3);
  }
  .button--ghost:hover,
  .button--outline-white:hover {
    background: #fff;
    color: var(--color-deep);
  }
}
.button:focus-visible,
.breadcrumb a:focus-visible,
.faq-list__question:focus-visible,
.related-card:focus-visible,
.mid-cta__link:focus-visible,
.decision-layout__aside a:focus-visible {
  outline: 3px solid var(--color-gold);
  outline-offset: 4px;
}

.sp-menu {
  display: none;
}

.mechanism-hero {
  position: relative;
  padding: 58px 0 96px;
}

.mechanism-hero::before {
  position: absolute;
  inset: 0 0 0 8%;
  z-index: -2;
  content: "";
  border-radius: 36px 0 0 36px;
  background: radial-gradient(circle at 22% 20%, rgba(46, 101, 163, 0.12), transparent 34%), linear-gradient(135deg, #f5f7fa 0%, #edf2f7 100%);
}

.mechanism-hero__inner {
  display: grid;
  grid-template-columns: minmax(440px, 0.92fr) minmax(0, 1.08fr);
  align-items: center;
  gap: 60px;
  width: min(100% - 80px, 1360px);
  margin: 0 auto;
}

.mechanism-hero__content {
  position: relative;
  z-index: 2;
  padding: 36px 0 20px;
}

.mechanism-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 18px;
  color: var(--color-deep);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.mechanism-hero__eyebrow::before {
  display: block;
  width: 38px;
  height: 2px;
  content: "";
  background: var(--color-green);
}

.mechanism-hero__title {
  margin: 0;
  color: var(--color-ink);
  font-size: clamp(50px, 5.2vw, 78px);
  font-weight: 700;
  letter-spacing: -0.055em;
  line-height: 1.2;
}

.mechanism-hero__title span {
  display: block;
  margin-bottom: 12px;
  color: var(--color-deep);
  font-size: 0.32em;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.mechanism-hero__lead {
  max-width: 590px;
  margin: 30px 0 0;
  color: #424a53;
  font-size: 17px;
  font-weight: 500;
  line-height: 2;
}

.mechanism-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.mechanism-hero__note {
  max-width: 590px;
  margin: 18px 0 0;
  color: #6c7279;
  font-size: 11px;
  line-height: 1.7;
}

.mechanism-hero__visual {
  position: relative;
  min-height: 580px;
  overflow: hidden;
  border-radius: 28px 0 28px 28px;
  box-shadow: var(--shadow-soft);
}

.mechanism-hero__visual picture,
.mechanism-hero__visual img {
  width: 100%;
  height: 100%;
}

.mechanism-hero__visual img {
  position: absolute;
  inset: 0;
  object-fit: cover;
  object-position: 68% center;
}

.mechanism-hero__visual::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(180deg, transparent 50%, rgba(4, 18, 34, 0.4));
}

.mechanism-hero__caption {
  position: absolute;
  right: 28px;
  bottom: 24px;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 18px;
  color: #fff;
  font-family: Arial, sans-serif;
  letter-spacing: 0.08em;
}

.mechanism-hero__caption span {
  font-size: 11px;
  text-transform: uppercase;
}

.mechanism-hero__caption strong {
  font-size: 20px;
}

.mechanism-summary {
  position: relative;
  z-index: 4;
  margin-top: -38px;
}

.mechanism-summary__inner {
  display: grid;
  grid-template-columns: 190px 1fr;
  align-items: center;
  width: min(100% - 140px, 1120px);
  margin: 0 auto;
  padding: 26px 34px;
  border: 1px solid rgba(14, 50, 92, 0.12);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(10px);
}

.mechanism-summary__label {
  margin: 0;
  color: var(--color-deep);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.mechanism-summary__items {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.mechanism-summary__item {
  display: flex;
  align-items: baseline;
  gap: 12px;
  min-width: 0;
  padding: 0 24px;
  border-left: 1px solid var(--color-line);
}

.mechanism-summary__item strong {
  color: var(--color-deep);
  font-size: 22px;
  letter-spacing: -0.03em;
}

.mechanism-summary__item span {
  color: var(--color-muted);
  font-size: 12px;
}

.section--intro {
  padding-top: 150px;
  background: #fff;
}

.concern-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 70px;
}

.concern-card {
  position: relative;
  min-height: 285px;
  padding: 42px 34px 34px;
  overflow: hidden;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-medium);
  background: #fff;
}

.concern-card::after {
  position: absolute;
  right: -28px;
  bottom: -46px;
  width: 150px;
  height: 150px;
  content: "";
  border: 1px solid rgba(14, 50, 92, 0.12);
  border-radius: 50%;
}

.concern-card__number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin-bottom: 28px;
  border-radius: 50%;
  color: var(--color-deep);
  background: var(--color-green-soft);
  font-family: Arial, sans-serif;
  font-size: 12px;
  font-weight: 700;
}

.concern-card__title {
  margin: 0;
  font-size: 20px;
  line-height: 1.6;
}

.concern-card__text {
  margin: 18px 0 0;
  color: var(--color-muted);
  font-size: 14px;
  line-height: 1.9;
}

.section--markets {
  position: relative;
  background: var(--color-surface);
}

.section--markets::before {
  position: absolute;
  top: 0;
  left: 0;
  width: 30%;
  height: 8px;
  content: "";
  background: var(--color-deep);
}

.market-stack {
  display: grid;
  gap: 24px;
  margin-top: 80px;
}

.market-card {
  display: grid;
  grid-template-columns: 340px 1fr;
  min-height: 390px;
  overflow: hidden;
  border: 1px solid rgba(14, 50, 92, 0.12);
  border-radius: var(--radius-large);
  background: #fff;
  box-shadow: 0 12px 36px rgba(11, 34, 60, 0.06);
}

.market-card__visual {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px;
  color: #fff;
}

.market-card--balancing .market-card__visual {
  background: linear-gradient(145deg, #123A63, #154378);
}

.market-card--capacity .market-card__visual {
  background: linear-gradient(145deg, #1c426d, #0C2A4D);
}

.market-card--wholesale .market-card__visual {
  background: linear-gradient(145deg, #273a4f, #6e7c8d);
}

.market-card__visual svg {
  width: 230px;
  opacity: 0.9;
}

.market-card__content {
  padding: 48px 58px 44px;
}

.market-card__meta {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
  color: var(--color-deep);
  font-family: Arial, sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.market-card__meta span:last-child {
  color: #7d848d;
  letter-spacing: 0.04em;
}

.market-card__title {
  margin: 0;
  font-size: 38px;
  letter-spacing: -0.04em;
  line-height: 1.4;
}

.market-card__catch {
  margin: 8px 0 0;
  color: var(--color-deep);
  font-size: 17px;
  font-weight: 700;
}

.market-card__text {
  margin: 20px 0 0;
  color: var(--color-muted);
  font-size: 14px;
  line-height: 1.95;
}

.market-card__points {
  display: grid;
  gap: 8px;
  margin: 24px 0 0;
  padding: 20px 24px;
  border-radius: 12px;
  background: #f5f6f8;
  list-style: none;
}

.market-card__points li {
  color: #484f58;
  font-size: 13px;
  line-height: 1.65;
}

.market-card__points strong {
  color: var(--color-ink);
}

.market-table-wrap {
  margin-top: 56px;
  overflow-x: auto;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-medium);
  background: #fff;
}

.market-table-wrap:focus-visible {
  outline: 3px solid var(--color-gold);
  outline-offset: 3px;
}

.market-table {
  width: 100%;
  min-width: 860px;
  border-collapse: collapse;
}

.market-table caption {
  padding: 28px 30px 18px;
  color: var(--color-ink);
  font-size: 18px;
  font-weight: 700;
  text-align: left;
}

.market-table th,
.market-table td {
  padding: 20px 24px;
  border-top: 1px solid var(--color-line);
  border-right: 1px solid var(--color-line);
  color: #4c535b;
  font-size: 13px;
  text-align: left;
  vertical-align: top;
}

.market-table th:last-child,
.market-table td:last-child {
  border-right: 0;
}

.market-table thead th {
  color: #fff;
  background: var(--color-deep);
  font-size: 12px;
  letter-spacing: 0.05em;
}

.market-table tbody th {
  color: var(--color-ink);
  background: #f4f6f8;
  font-weight: 700;
}

.section--operation {
  background: #fff;
}

.operation-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(420px, 0.9fr);
  align-items: center;
  gap: 80px;
}

.operation-layout__image {
  position: relative;
  min-height: 610px;
  overflow: hidden;
  border-radius: 0 30px 30px 30px;
  box-shadow: var(--shadow-soft);
}

.operation-layout__image::before {
  position: absolute;
  top: 24px;
  left: 24px;
  z-index: 2;
  width: 92px;
  height: 5px;
  content: "";
  background: var(--color-gold);
}

.operation-layout__image picture,
.operation-layout__image img {
  width: 100%;
  height: 100%;
}

.operation-layout__image img {
  position: absolute;
  inset: 0;
  object-fit: cover;
  object-position: center;
}

.operation-flow {
  display: grid;
  gap: 18px;
  margin-top: 42px;
}

.operation-flow__item {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 2px 18px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--color-line);
}

.operation-flow__item > span {
  grid-row: 1/3;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  color: #fff;
  background: var(--color-deep);
  font-family: Arial, sans-serif;
  font-size: 11px;
  font-weight: 700;
}

.operation-flow__item strong {
  font-size: 16px;
}

.operation-flow__item p {
  margin: 2px 0 0;
  color: var(--color-muted);
  font-size: 13px;
}

.soc-diagram {
  margin-top: 92px;
  padding: 40px 44px 46px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-large);
  background: #f8f9fb;
}

.soc-diagram__header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 30px;
}

.soc-diagram__header h3 {
  margin: 0;
  font-size: 22px;
}

.soc-diagram__header p {
  max-width: 500px;
  margin: 0;
  color: var(--color-muted);
  font-size: 12px;
  text-align: right;
}

.soc-diagram__chart {
  display: grid;
  gap: 14px;
  padding: 22px 24px 24px;
  border-radius: 14px;
  background: #fff;
}

.soc-diagram__axis {
  display: flex;
  justify-content: space-between;
  margin-left: 90px;
  color: #848a91;
  font-family: Arial, sans-serif;
  font-size: 10px;
}

.soc-diagram__row {
  display: grid;
  grid-template-columns: 74px 1fr;
  align-items: center;
  gap: 16px;
}

.soc-diagram__label {
  color: #535a62;
  font-size: 12px;
  font-weight: 700;
}

.soc-diagram__track,
.soc-diagram__soc {
  position: relative;
  height: 48px;
  overflow: hidden;
  border-radius: 8px;
  background: linear-gradient(to right, transparent calc(25% - 1px), #e5e8ec 25%, transparent calc(25% + 1px)), linear-gradient(to right, transparent calc(50% - 1px), #e5e8ec 50%, transparent calc(50% + 1px)), linear-gradient(to right, transparent calc(75% - 1px), #e5e8ec 75%, transparent calc(75% + 1px)), #f3f5f7;
}

.soc-diagram__bar {
  position: absolute;
  top: 8px;
  left: var(--start);
  display: flex;
  align-items: center;
  justify-content: center;
  width: var(--width);
  height: 32px;
  border-radius: 7px;
  color: #fff;
  font-size: 10px;
  font-weight: 700;
}

.soc-diagram__bar--standby {
  background: var(--color-deep);
}

.soc-diagram__bar--charge {
  color: #132233;
  background: #a7c1df;
}

.soc-diagram__bar--discharge {
  color: #42350f;
  background: #f6cc55;
}

.soc-diagram__soc {
  height: 70px;
  color: var(--color-green);
}

.soc-diagram__soc svg {
  width: 100%;
  height: 100%;
}

.section--economics {
  position: relative;
  color: #fff;
  background: radial-gradient(circle at 90% 10%, rgba(80, 131, 190, 0.2), transparent 28%), linear-gradient(145deg, #0b2849 0%, #081f39 100%);
}

.section--economics::after {
  position: absolute;
  right: 4%;
  bottom: 7%;
  width: 240px;
  height: 240px;
  content: "";
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 50%;
}

.economics-formula {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 44px 1fr 44px 1fr;
  align-items: center;
  gap: 14px;
  margin-top: 70px;
}

.economics-formula__group,
.economics-formula__result {
  min-height: 250px;
  padding: 30px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.07);
  backdrop-filter: blur(10px);
}

.economics-formula__sign {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  color: #081f39;
  background: #8fb7e5;
  font-size: 20px;
  font-weight: 700;
}

.economics-formula__group--minus .economics-formula__sign {
  color: #42350f;
  background: #f6cc55;
}

.economics-formula__items {
  display: grid;
  gap: 8px;
  margin-top: 24px;
}

.economics-formula__items span {
  padding: 8px 10px;
  border-radius: 7px;
  color: rgba(255, 255, 255, 0.82);
  background: rgba(255, 255, 255, 0.06);
  font-size: 12px;
}

.economics-formula__group strong,
.economics-formula__result strong {
  display: block;
  margin-top: 26px;
  color: #fff;
  font-size: 21px;
}

.economics-formula__operator {
  color: rgba(255, 255, 255, 0.7);
  font-size: 28px;
  font-weight: 700;
  text-align: center;
}

.economics-formula__result {
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: rgba(143, 183, 229, 0.12);
}

.economics-formula__result span {
  color: #a8c0db;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.economics-formula__result strong {
  margin-top: 14px;
  font-size: 25px;
  line-height: 1.5;
}

.economics-notes {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 42px;
}

.economics-notes__item {
  padding: 28px 28px 26px;
  border-top: 1px solid rgba(255, 255, 255, 0.34);
}

.economics-notes__item span {
  color: #8fb7e5;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.economics-notes__item p {
  margin: 12px 0 0;
  color: rgba(255, 255, 255, 0.74);
  font-size: 13px;
  line-height: 1.8;
}

.section--detail {
  background: #fff;
}

.detail-layout {
  display: grid;
  grid-template-columns: minmax(420px, 0.9fr) minmax(0, 1.1fr);
  align-items: center;
  gap: 80px;
}

.detail-layout__image {
  position: relative;
  min-height: 600px;
  overflow: hidden;
  border-radius: 30px 30px 0 30px;
  box-shadow: var(--shadow-soft);
}

.detail-layout__image picture,
.detail-layout__image img {
  width: 100%;
  height: 100%;
}

.detail-layout__image img {
  position: absolute;
  inset: 0;
  object-fit: cover;
  object-position: center;
}

.check-list {
  display: grid;
  gap: 16px;
  margin: 40px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding: 16px 20px 16px 52px;
  border: 1px solid var(--color-line);
  border-radius: 10px;
  color: #414952;
  background: #fff;
  font-size: 14px;
}

.check-list li::before {
  position: absolute;
  top: 17px;
  left: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  content: "✓";
  border-radius: 50%;
  color: #fff;
  background: var(--color-green);
  font-size: 12px;
  font-weight: 700;
}

.mid-cta {
  padding: 0 40px;
}

.mid-cta__inner {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 50px;
  width: min(100%, var(--container));
  margin: 0 auto;
  padding: 55px 64px;
  border-radius: 24px;
  color: #fff;
  background: linear-gradient(115deg, rgba(14, 50, 92, 0.95), rgba(11, 37, 66, 0.98)), radial-gradient(circle at 90% 20%, rgba(255, 255, 255, 0.15), transparent 32%);
  box-shadow: var(--shadow-soft);
}

.mid-cta__eyebrow {
  margin: 0 0 10px;
  color: #a8c4e3;
  font-family: Arial, sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.mid-cta__title {
  margin: 0;
  font-size: 30px;
  line-height: 1.55;
}

.mid-cta__text {
  margin: 14px 0 0;
  color: rgba(255, 255, 255, 0.74);
  font-size: 13px;
}

.mid-cta__actions {
  display: grid;
  gap: 14px;
  justify-items: center;
  min-width: 280px;
}

.mid-cta__link {
  color: rgba(255, 255, 255, 0.86);
  font-size: 12px;
  font-weight: 700;
  text-decoration: none;
}

.section--support {
  padding-top: 150px;
  background: #fff;
}

.support-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-top: 70px;
}

.support-card {
  min-height: 260px;
  padding: 32px 28px;
  border-radius: 16px;
  background: #f3f5f7;
}

.support-card:nth-child(even) {
  transform: translateY(28px);
}

.support-card__number {
  color: var(--color-green);
  font-family: Arial, sans-serif;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.support-card__title {
  margin: 40px 0 0;
  font-size: 21px;
}

.support-card__text {
  margin: 15px 0 0;
  color: var(--color-muted);
  font-size: 13px;
  line-height: 1.9;
}

.support-meeting {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(420px, 0.95fr);
  align-items: stretch;
  margin-top: 120px;
  overflow: hidden;
  border-radius: var(--radius-large);
  background: var(--color-deep);
  box-shadow: var(--shadow-soft);
}

.support-meeting__image {
  position: relative;
  min-height: 520px;
}

.support-meeting__image picture,
.support-meeting__image img {
  width: 100%;
  height: 100%;
}

.support-meeting__image img {
  position: absolute;
  inset: 0;
  object-fit: cover;
  object-position: center;
}

.support-meeting__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 60px;
  color: #fff;
}

.support-meeting__label {
  margin: 0;
  color: #a5c1e0;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.support-meeting__title {
  margin: 18px 0 0;
  font-size: 30px;
  line-height: 1.55;
}

.support-meeting__list {
  display: grid;
  gap: 11px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.support-meeting__list li {
  position: relative;
  padding-left: 26px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 13px;
}

.support-meeting__list li::before {
  position: absolute;
  top: 0.8em;
  left: 0;
  width: 12px;
  height: 1px;
  content: "";
  background: #8fb7e5;
}

.section--risk {
  background: var(--color-surface);
}

.risk-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
  margin-top: 72px;
}

.risk-card {
  padding: 34px;
  border: 1px solid rgba(14, 50, 92, 0.13);
  border-radius: 18px;
  background: #fff;
}

.risk-card__head {
  display: grid;
  grid-template-columns: 58px 1fr;
  align-items: center;
  gap: 16px;
}

.risk-card__head span {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  color: #fff;
  background: var(--color-deep);
  font-size: 12px;
  font-weight: 700;
}

.risk-card__head h3 {
  margin: 0;
  font-size: 20px;
}

.risk-card > p {
  margin: 22px 0 0;
  color: var(--color-muted);
  font-size: 13px;
  line-height: 1.9;
}

.risk-card__measure {
  margin-top: 22px;
  padding: 16px 18px;
  border-left: 3px solid var(--color-green);
  color: #424951;
  background: #f3f5f8;
  font-size: 12px;
  line-height: 1.75;
}

.risk-card__measure strong {
  margin-right: 8px;
  color: var(--color-deep);
}

.section--decision {
  background: #fff;
}

.decision-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: 70px;
}

.decision-list {
  display: grid;
  gap: 0;
  margin: 52px 0 0;
  padding: 0;
  list-style: none;
}

.decision-list li {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 20px;
  padding: 22px 0;
  border-top: 1px solid var(--color-line);
}

.decision-list li:last-child {
  border-bottom: 1px solid var(--color-line);
}

.decision-list li > span {
  color: var(--color-green);
  font-family: Arial, sans-serif;
  font-size: 12px;
  font-weight: 700;
}

.decision-list strong {
  display: block;
  font-size: 17px;
}

.decision-list p {
  margin: 4px 0 0;
  color: var(--color-muted);
  font-size: 13px;
}

.decision-layout__aside {
  align-self: start;
  padding: 40px 34px;
  border-radius: 20px;
  color: #fff;
  background: var(--color-deep);
  box-shadow: var(--shadow-card);
}

.decision-layout__aside-label {
  margin: 0;
  color: #f7ce5a;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.decision-layout__aside h3 {
  margin: 20px 0 0;
  font-size: 24px;
  line-height: 1.55;
}

.decision-layout__aside > p:not(.decision-layout__aside-label) {
  margin: 22px 0 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 13px;
  line-height: 1.9;
}

.decision-layout__aside a {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-top: 30px;
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  text-decoration: none;
}

.section--flow {
  padding-top: 20px;
  background: #fff;
}

.flow-list {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin: 68px 0 0;
  padding: 0;
  list-style: none;
}

.flow-list::before {
  position: absolute;
  top: 32px;
  right: 8%;
  left: 8%;
  height: 1px;
  content: "";
  background: var(--color-line);
}

.flow-list__item {
  position: relative;
  z-index: 1;
  padding: 0 20px;
  text-align: center;
}

.flow-list__number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  margin: 0 auto;
  border: 8px solid #fff;
  border-radius: 50%;
  color: #fff;
  background: var(--color-deep);
  box-shadow: 0 0 0 1px var(--color-line);
  font-family: Arial, sans-serif;
  font-size: 11px;
  font-weight: 700;
}

.flow-list__item h3 {
  margin: 20px 0 0;
  font-size: 18px;
}

.flow-list__item p {
  margin: 10px 0 0;
  color: var(--color-muted);
  font-size: 12px;
  line-height: 1.8;
}

.section--faq {
  background: var(--color-surface);
}

.faq-list {
  display: grid;
  gap: 12px;
  margin-top: 64px;
}

.faq-list__item {
  overflow: hidden;
  border: 1px solid var(--color-line);
  border-radius: 14px;
  background: #fff;
}

.faq-list__question {
  display: grid;
  grid-template-columns: 42px 1fr 32px;
  align-items: center;
  gap: 18px;
  min-height: 86px;
  padding: 18px 24px;
  cursor: pointer;
  list-style: none;
}

.faq-list__question::-webkit-details-marker {
  display: none;
}

.faq-list__mark {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  color: #fff;
  background: var(--color-deep);
  font-family: Arial, sans-serif;
  font-size: 14px;
  font-weight: 700;
}

.faq-list__question > span:nth-child(2) {
  font-size: 15px;
  font-weight: 700;
}

.faq-list__icon {
  position: relative;
  width: 30px;
  height: 30px;
}

.faq-list__icon::before,
.faq-list__icon::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 14px;
  height: 1px;
  content: "";
  background: var(--color-deep);
  transform: translate(-50%, -50%);
  transition: transform 0.2s ease;
}

.faq-list__icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.faq-list__item[open] .faq-list__icon::after {
  transform: translate(-50%, -50%) rotate(0deg);
}

.faq-list__answer {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 18px;
  padding: 0 24px 28px;
}

.faq-list__mark--answer {
  color: var(--color-deep);
  background: var(--color-green-soft);
}

.faq-list__answer p {
  margin: 3px 0 0;
  color: var(--color-muted);
  font-size: 13px;
  line-height: 1.95;
}

.related-links {
  padding: 110px 0;
  background: #fff;
}

.related-links__inner {
  width: min(100% - 80px, var(--container));
  margin: 0 auto;
}

.related-links__label {
  margin: 0;
  color: var(--color-green);
  font-family: Arial, sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.related-links__title {
  margin: 10px 0 0;
  font-size: 34px;
}

.related-links__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 42px;
}

.related-card {
  position: relative;
  min-height: 240px;
  padding: 30px;
  overflow: hidden;
  border: 1px solid var(--color-line);
  border-radius: 16px;
  text-decoration: none;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.related-card > span {
  color: var(--color-green);
  font-family: Arial, sans-serif;
  font-size: 11px;
  font-weight: 700;
}

.related-card strong {
  display: block;
  margin-top: 36px;
  font-size: 18px;
}

.related-card p {
  margin: 12px 0 0;
  color: var(--color-muted);
  font-size: 12px;
  line-height: 1.8;
}

.related-card i {
  position: absolute;
  right: 26px;
  bottom: 24px;
  color: var(--color-deep);
  font-size: 22px;
  font-style: normal;
}

@media (hover: hover) and (pointer: fine) {
  .related-card:hover {
    border-color: rgba(14, 50, 92, 0.3);
    box-shadow: var(--shadow-card);
    transform: translateY(-4px);
  }
}
.final-cta {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 640px;
  overflow: hidden;
  color: #fff;
}

.final-cta__image,
.final-cta__image picture,
.final-cta__image img,
.final-cta__overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.final-cta__image img {
  object-fit: cover;
  object-position: 68% center;
}

.final-cta__overlay {
  background: linear-gradient(90deg, rgba(5, 21, 39, 0.94) 0%, rgba(5, 21, 39, 0.76) 46%, rgba(5, 21, 39, 0.22) 100%);
}

.final-cta__inner {
  position: relative;
  z-index: 2;
  width: min(100% - 80px, var(--container));
  margin: 0 auto;
  padding: 100px 0;
}

.final-cta__eyebrow {
  margin: 0 0 18px;
  color: #a8c4e3;
  font-family: Arial, sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.final-cta__title {
  max-width: 760px;
  margin: 0;
  font-size: clamp(38px, 4vw, 58px);
  letter-spacing: -0.04em;
  line-height: 1.42;
}

.final-cta__text {
  max-width: 650px;
  margin: 22px 0 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 15px;
}

.final-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 38px;
}

.final-cta__note {
  margin: 18px 0 0;
  color: rgba(255, 255, 255, 0.62);
  font-size: 11px;
}

@media (max-width: 1180px) {
  .mechanism-hero__inner {
    grid-template-columns: minmax(380px, 0.88fr) minmax(0, 1.12fr);
    gap: 36px;
  }
  .mechanism-hero__visual {
    min-height: 540px;
  }
  .mechanism-summary__inner {
    width: min(100% - 80px, 1080px);
  }
  .market-card {
    grid-template-columns: 300px 1fr;
  }
  .market-card__content {
    padding: 44px 42px;
  }
  .operation-layout,
  .detail-layout {
    gap: 50px;
  }
  .support-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .support-card:nth-child(even) {
    transform: none;
  }
}
@media (max-width: 1024px) {
  .section {
    padding: 100px 0;
  }
  .section-heading--split {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .section-heading--split .section-heading__lead {
    margin: 0;
  }
  .mechanism-hero {
    padding-top: 30px;
  }
  .mechanism-hero__inner {
    grid-template-columns: 1fr;
    width: min(100% - 60px, 860px);
  }
  .mechanism-hero__content {
    padding: 18px 0 0;
  }
  .mechanism-hero__lead {
    max-width: 720px;
  }
  .mechanism-hero__visual {
    min-height: 520px;
  }
  .mechanism-summary {
    margin-top: -20px;
  }
  .mechanism-summary__inner {
    grid-template-columns: 1fr;
    gap: 16px;
    width: min(100% - 60px, 820px);
  }
  .mechanism-summary__items {
    border-top: 1px solid var(--color-line);
    padding-top: 18px;
  }
  .mechanism-summary__item:first-child {
    border-left: 0;
    padding-left: 0;
  }
  .concern-grid {
    grid-template-columns: 1fr;
  }
  .concern-card {
    min-height: auto;
  }
  .market-card {
    grid-template-columns: 260px 1fr;
  }
  .market-card__visual {
    padding: 40px;
  }
  .operation-layout,
  .detail-layout {
    grid-template-columns: 1fr;
  }
  .operation-layout__image,
  .detail-layout__image {
    min-height: 520px;
  }
  .operation-layout__content,
  .detail-layout__content {
    max-width: 720px;
  }
  .economics-formula {
    grid-template-columns: 1fr;
  }
  .economics-formula__operator {
    transform: rotate(90deg);
  }
  .economics-formula__group,
  .economics-formula__result {
    min-height: auto;
  }
  .economics-notes {
    grid-template-columns: 1fr;
  }
  .mid-cta__inner {
    grid-template-columns: 1fr;
  }
  .mid-cta__actions {
    justify-items: start;
  }
  .support-meeting {
    grid-template-columns: 1fr;
  }
  .support-meeting__image {
    min-height: 460px;
  }
  .decision-layout {
    grid-template-columns: 1fr;
  }
  .decision-layout__aside {
    max-width: 680px;
  }
  .flow-list {
    grid-template-columns: repeat(2, 1fr);
    gap: 48px 16px;
  }
  .flow-list::before {
    display: none;
  }
  .related-links__grid {
    grid-template-columns: 1fr;
  }
  .related-card {
    min-height: 200px;
  }
}
@media (max-width: 850px) {
  .sp-menu {
    position: fixed;
    top: 8px;
    right: 10px;
    z-index: 300;
    display: block;
  }
  .sp-menu__button {
    display: grid;
    place-items: center;
    width: 58px;
    height: 58px;
    padding: 7px;
    border: 0;
    border-radius: 50%;
    color: #fff;
    background: var(--color-deep);
    box-shadow: 0 8px 18px rgba(14, 50, 92, 0.26);
    cursor: pointer;
  }
  .sp-menu__label {
    font-family: Arial, sans-serif;
    font-size: 8px;
    font-weight: 700;
    letter-spacing: 0.08em;
  }
  .sp-menu__icon {
    display: grid;
    gap: 3px;
    width: 22px;
  }
  .sp-menu__icon span {
    display: block;
    height: 1px;
    background: currentColor;
    transition: transform 0.2s ease, opacity 0.2s ease;
  }
  .sp-menu.is-open .sp-menu__icon span:nth-child(1) {
    transform: translateY(4px) rotate(45deg);
  }
  .sp-menu.is-open .sp-menu__icon span:nth-child(2) {
    opacity: 0;
  }
  .sp-menu.is-open .sp-menu__icon span:nth-child(3) {
    transform: translateY(-4px) rotate(-45deg);
  }
  .sp-menu__panel {
    position: fixed;
    inset: 0;
    z-index: -1;
    visibility: hidden;
    background: rgba(5, 23, 43, 0.98);
    opacity: 0;
    transition: opacity 0.2s ease, visibility 0.2s ease;
  }
  .sp-menu.is-open .sp-menu__panel {
    visibility: visible;
    opacity: 1;
  }
  .sp-menu__panel-inner {
    display: flex;
    align-items: center;
    width: min(100% - 48px, 520px);
    height: 100%;
    margin: 0 auto;
  }
  .sp-menu__nav {
    display: grid;
    width: 100%;
  }
  .sp-menu__nav a {
    padding: 15px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.14);
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
  }
  .sp-menu__nav .sp-menu__contact {
    margin-top: 28px;
    padding: 16px;
    border: 0;
    border-radius: 999px;
    color: #242014;
    background: var(--color-gold);
    text-align: center;
  }
}
@media (max-width: 767px) {
  .breadcrumb {
    width: calc(100% - 40px);
    margin-top: 14px;
  }
  .breadcrumb__list {
    font-size: 10px;
  }
  .section {
    padding: 82px 0;
  }
  .section__inner,
  .section__inner--narrow,
  .related-links__inner,
  .final-cta__inner {
    width: calc(100% - 40px);
  }
  .section-heading__eyebrow {
    margin-bottom: 12px;
    font-size: 10px;
  }
  .section-heading__title {
    font-size: clamp(30px, 9vw, 42px);
    line-height: 1.45;
  }
  .section-heading__lead {
    margin-top: 20px;
    font-size: 14px;
    line-height: 1.9;
  }
  .mechanism-hero {
    padding: 22px 0 72px;
  }
  .mechanism-hero::before {
    inset: 0;
    border-radius: 0;
  }
  .mechanism-hero__inner {
    width: calc(100% - 40px);
    gap: 32px;
  }
  .mechanism-hero__eyebrow {
    font-size: 11px;
  }
  .mechanism-hero__title {
    font-size: clamp(42px, 13vw, 60px);
    line-height: 1.22;
  }
  .mechanism-hero__title span {
    font-size: 0.31em;
  }
  .mechanism-hero__lead {
    margin-top: 22px;
    font-size: 14px;
    line-height: 1.9;
  }
  .mechanism-hero__actions {
    display: grid;
    margin-top: 28px;
  }
  .button {
    width: 100%;
    min-height: 56px;
    padding: 14px 20px;
    font-size: 14px;
  }
  .button--wide {
    min-width: 0;
  }
  .mechanism-hero__visual {
    min-height: 360px;
    border-radius: 20px 0 20px 20px;
  }
  .mechanism-hero__visual img {
    object-position: 64% center;
  }
  .mechanism-hero__caption {
    right: 18px;
    bottom: 16px;
  }
  .mechanism-summary {
    margin-top: -24px;
  }
  .mechanism-summary__inner {
    width: calc(100% - 40px);
    padding: 24px;
  }
  .mechanism-summary__items {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .mechanism-summary__item {
    padding: 12px 0 0;
    border-top: 1px solid var(--color-line);
    border-left: 0;
  }
  .mechanism-summary__item:first-child {
    border-top: 0;
  }
  .section--intro {
    padding-top: 110px;
  }
  .concern-grid {
    margin-top: 44px;
  }
  .concern-card {
    padding: 30px 26px;
  }
  .market-stack {
    margin-top: 52px;
  }
  .market-card {
    grid-template-columns: 1fr;
    border-radius: 20px;
  }
  .market-card__visual {
    min-height: 220px;
    padding: 40px;
  }
  .market-card__visual svg {
    width: 190px;
  }
  .market-card__content {
    padding: 30px 24px;
  }
  .market-card__meta {
    font-size: 9px;
  }
  .market-card__title {
    font-size: 30px;
  }
  .market-card__catch {
    font-size: 15px;
  }
  .market-card__text,
  .market-card__points li {
    font-size: 12px;
  }
  .market-table-wrap {
    margin-top: 40px;
  }
  .operation-layout__image,
  .detail-layout__image {
    min-height: 380px;
    border-radius: 0 22px 22px 22px;
  }
  .detail-layout__image {
    order: -1;
    border-radius: 22px 22px 0 22px;
  }
  .operation-flow {
    margin-top: 32px;
  }
  .soc-diagram {
    margin-top: 58px;
    padding: 28px 18px;
    border-radius: 18px;
  }
  .soc-diagram__header {
    display: block;
  }
  .soc-diagram__header h3 {
    font-size: 18px;
  }
  .soc-diagram__header p {
    margin-top: 12px;
    text-align: left;
  }
  .soc-diagram__chart {
    overflow-x: auto;
  }
  .soc-diagram__axis,
  .soc-diagram__row {
    min-width: 650px;
  }
  .economics-formula {
    margin-top: 48px;
  }
  .economics-notes {
    margin-top: 30px;
  }
  .economics-notes__item {
    padding: 22px 0;
  }
  .mid-cta {
    padding: 0 20px;
  }
  .mid-cta__inner {
    padding: 38px 26px;
    border-radius: 18px;
  }
  .mid-cta__title {
    font-size: 24px;
  }
  .mid-cta__actions {
    min-width: 0;
    justify-items: stretch;
  }
  .section--support {
    padding-top: 110px;
  }
  .support-grid {
    grid-template-columns: 1fr;
    margin-top: 48px;
  }
  .support-card {
    min-height: auto;
  }
  .support-card__title {
    margin-top: 26px;
  }
  .support-meeting {
    margin-top: 72px;
    border-radius: 20px;
  }
  .support-meeting__image {
    min-height: 340px;
  }
  .support-meeting__content {
    padding: 36px 26px;
  }
  .support-meeting__title {
    font-size: 24px;
  }
  .risk-grid {
    grid-template-columns: 1fr;
    margin-top: 48px;
  }
  .risk-card {
    padding: 28px 24px;
  }
  .decision-layout {
    gap: 48px;
  }
  .decision-list {
    margin-top: 38px;
  }
  .decision-layout__aside {
    padding: 34px 26px;
  }
  .flow-list {
    grid-template-columns: 1fr;
    gap: 34px;
    margin-top: 48px;
  }
  .flow-list__item {
    padding: 0;
  }
  .faq-list {
    margin-top: 48px;
  }
  .faq-list__question {
    grid-template-columns: 36px 1fr 26px;
    gap: 12px;
    min-height: 76px;
    padding: 16px 18px;
  }
  .faq-list__mark {
    width: 34px;
    height: 34px;
  }
  .faq-list__question > span:nth-child(2) {
    font-size: 13px;
  }
  .faq-list__answer {
    grid-template-columns: 36px 1fr;
    gap: 12px;
    padding: 0 18px 24px;
  }
  .faq-list__answer p {
    font-size: 12px;
  }
  .related-links {
    padding: 82px 0;
  }
  .related-links__title {
    font-size: 28px;
  }
  .related-links__grid {
    margin-top: 32px;
  }
  .related-card {
    min-height: 190px;
    padding: 26px;
  }
  .final-cta {
    min-height: 680px;
  }
  .final-cta__image img {
    object-position: 68% center;
  }
  .final-cta__overlay {
    background: linear-gradient(180deg, rgba(5, 21, 39, 0.84) 0%, rgba(5, 21, 39, 0.94) 100%);
  }
  .final-cta__inner {
    padding: 82px 0;
  }
  .final-cta__title {
    font-size: 34px;
  }
  .final-cta__actions {
    display: grid;
  }
}
@media (max-width: 420px) {
  .mechanism-hero__title {
    font-size: 43px;
  }
  .section-heading__title,
  .final-cta__title {
    font-size: 30px;
  }
  .market-card__meta {
    display: grid;
    gap: 4px;
  }
  .risk-card__head {
    grid-template-columns: 48px 1fr;
  }
  .risk-card__head span {
    width: 46px;
    height: 46px;
  }
}
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

/* ===== PHOTO HARMONY（§5-5 写真をテーマ色と調和・2026-07-03） ===== */
main img { filter: saturate(0.78); }
main figure { position: relative; }
main figure::after {
  content: ""; position: absolute; inset: 0;
  background: #0C2A4D; opacity: 0.14; mix-blend-mode: color; pointer-events: none;
}
@media (prefers-reduced-motion: reduce) { main img { transition: none; } }

/* ===== POSTER GRAMMAR（サムネ文法の移植・2026-07-03 v2） =====
   サムネ＝明朝見出し×英字キッカー字間×金/テーマの点使い。同じ声にそろえる。 */
main h1, main h2, main h3,
main [class*="__title"],
main [class*="-hero__title"] {
  font-family: 'Yu Mincho','Hiragino Mincho ProN','MS Mincho',serif;
  font-weight: 700;
  letter-spacing: 0.03em;
}
main [class*="__eyebrow"], main [class*="__en"] {
  font-family: 'Barlow', Arial, Helvetica, sans-serif;
  font-weight: 700;
  letter-spacing: 0.28em;
  text-transform: uppercase;
}
main [class*="__eyebrow"]::after {
  content: ""; display: inline-block; vertical-align: middle;
  width: 34px; height: 2px; margin-left: 14px;
  background: #E3B94F;
}
/* 大数字・番号はサムネ同様に細アウトライン風の品を（Barlow） */
main [class*="__number"] {
  font-family: 'Barlow', Arial, Helvetica, sans-serif;
  letter-spacing: 0.02em;
}
/* カード類：影を抑えhoverで浮く（§8の上質ホバー） */
@media (hover: hover) and (pointer: fine) {
  main [class*="card"]:hover { transform: translateY(-4px); transition: transform 0.25s ease; }
}
@media (prefers-reduced-motion: reduce) {
  main [class*="card"]:hover { transform: none; }
}


/* ===== BATCHB LP図解表示型オーバーライド（image-design-system v1.1 §7-2）2026-07-03 =====
   図解スロット限定: height:auto/contain・アスペクト比契約・写真調和フィルタ解除・ベール/装飾/キャプション重畳の解除。
   写真スロット（ヒーロー/CTA帯/longevity-tech背景カード）は不変更。 ===== */
.operation-layout__image,.detail-layout__image,.support-meeting__image{min-height:0}
.operation-layout__image::before{display:none}
.operation-layout__image picture,.detail-layout__image picture,.support-meeting__image picture{position:static;display:block;height:auto}
.operation-layout__image img,.detail-layout__image img,.support-meeting__image img{width:100%;height:auto;min-height:0;max-height:none;position:static;object-fit:contain;object-position:center;filter:none;mix-blend-mode:normal;}
.operation-layout__image img{aspect-ratio:7/5}
.detail-layout__image img{aspect-ratio:13/10}
.support-meeting__image img{aspect-ratio:3/2}
main figure:has(img[src$="/mechanism/operation.jpg"])::after,main figure:has(img[src$="/mechanism/battery-detail.jpg"])::after,main figure:has(img[src$="/mechanism/meeting.jpg"])::after{content:none}

/* ===== UPLIFT batch3 hv navy (uplift_20260705) — 下層格上げ再開指示書 2026-07-05 ===== */
:root {
  --u-theme: #0C2A4D;
  --u-deep: #071A31;
  --u-tint: #F2F5F9;
  --u-gold: #F5B500;
  --u-goldline: #E3B94F;
  --u-ink: #16181C;
  --u-sub: #5A6270;
  --u-border: #E2E5E8;
}

/* ---- 基礎リズム / 見出し ---- */
body#hv-inv-mechanism .skip-link { background: var(--u-deep); }
body#hv-inv-mechanism .section { padding: 96px 0; }
body#hv-inv-mechanism .section-heading__eyebrow { margin-bottom: 16px; color: var(--u-theme); font-size: 13px; }
body#hv-inv-mechanism .section-heading__title { color: var(--u-ink); font-size: 25px; font-weight: 700; letter-spacing: 0.03em; line-height: 1.6; }
body#hv-inv-mechanism .section-heading__lead { margin-top: 20px; color: var(--u-sub); font-size: 18px; line-height: 1.9; }
body#hv-inv-mechanism .section-heading--light .section-heading__eyebrow { color: var(--u-goldline); }
body#hv-inv-mechanism .section-heading--light .section-heading__lead { color: rgba(255, 255, 255, 0.78); }

/* ---- ボタン（主CTA=金×インク / 副=白アウトライン） ---- */
body#hv-inv-mechanism .button { min-height: 56px; padding: 16px 32px; border-radius: 999px; font-size: 16px; }
body#hv-inv-mechanism .button--primary,
body#hv-inv-mechanism .button--gold { color: var(--u-ink); background: var(--u-gold); box-shadow: 0 10px 26px rgba(245, 181, 0, 0.24); }
body#hv-inv-mechanism .button--ghost,
body#hv-inv-mechanism .button--outline-white { border-color: rgba(255, 255, 255, 0.6); color: #fff; background: transparent; }
@media (hover: hover) and (pointer: fine) {
  body#hv-inv-mechanism .button--primary:hover,
  body#hv-inv-mechanism .button--gold:hover { background: var(--u-gold); box-shadow: 0 16px 34px rgba(245, 181, 0, 0.32); filter: brightness(0.92); }
  body#hv-inv-mechanism .button--ghost:hover,
  body#hv-inv-mechanism .button--outline-white:hover { color: #fff; background: rgba(255, 255, 255, 0.08); }
}
body#hv-inv-mechanism .button:focus-visible { outline: 2px solid var(--u-theme); outline-offset: 3px; }
body#hv-inv-mechanism :is(.mechanism-hero, .section--economics, .mid-cta, .final-cta) .button:focus-visible { outline-color: #fff; }

/* ---- ヒーロー（deepグラデ×白明朝31px×goldline eyebrow） ---- */
body#hv-inv-mechanism .mechanism-hero { padding: 96px 0; color: #fff; background: linear-gradient(115deg, var(--u-theme) 0%, var(--u-deep) 100%); }
body#hv-inv-mechanism .mechanism-hero::before { content: none; } /* 旧・淡色radialパネルはdeepグラデ地へ全廃 */
body#hv-inv-mechanism .mechanism-hero__eyebrow { display: block; margin: 0 0 20px; color: var(--u-goldline); font-size: 13px; }
body#hv-inv-mechanism .mechanism-hero__eyebrow::before { display: block; width: 40px; height: 2px; margin: 0 0 16px; background: var(--u-goldline); }
body#hv-inv-mechanism .mechanism-hero__title { color: #fff; font-size: 31px; letter-spacing: 0.03em; line-height: 1.5; }
body#hv-inv-mechanism .mechanism-hero__title span { margin-bottom: 12px; color: var(--u-goldline); font-size: 16px; letter-spacing: 0.1em; }
body#hv-inv-mechanism .mechanism-hero__lead { color: #DCE6F2; font-size: 18px; line-height: 1.9; }
body#hv-inv-mechanism .mechanism-hero__note { color: rgba(255, 255, 255, 0.66); font-size: 13px; }
body#hv-inv-mechanism .mechanism-hero__visual { border-radius: 12px; }
body#hv-inv-mechanism .mechanism-hero__caption { color: var(--u-goldline); }

/* ---- サマリーカード（ヒーロー重ね） ---- */
body#hv-inv-mechanism .mechanism-summary__inner { border: 1px solid var(--u-border); border-radius: 12px; }
body#hv-inv-mechanism .mechanism-summary__label { color: var(--u-theme); font-size: 13px; }
body#hv-inv-mechanism .mechanism-summary__item strong { color: var(--u-theme); font-family: "Barlow", Arial, Helvetica, sans-serif; font-size: 25px; }
body#hv-inv-mechanism .mechanism-summary__item span { color: var(--u-sub); font-size: 13px; }
body#hv-inv-mechanism .mechanism-summary__item { border-left-color: var(--u-border); }

/* ---- 課題（アウトライン数字カード） ---- */
body#hv-inv-mechanism .concern-card { border: 1px solid var(--u-border); border-radius: 12px; }
body#hv-inv-mechanism .concern-card__number {
  display: block; width: auto; height: auto; margin-bottom: 20px;
  border-radius: 0; color: transparent; background: transparent;
  font-size: 31px; font-weight: 700; line-height: 1;
  -webkit-text-stroke: 1px rgba(12, 42, 77, 0.35);
}
body#hv-inv-mechanism .concern-card__title { font-size: 20px; line-height: 1.6; }
body#hv-inv-mechanism .concern-card__text { color: var(--u-sub); font-size: 16px; line-height: 1.8; }

/* ---- 3市場（淡地×白カード） ---- */
body#hv-inv-mechanism .section--markets { background: var(--u-tint); }
body#hv-inv-mechanism .section--markets::before { content: none; } /* 旧・左肩の色帯装飾を全廃 */
body#hv-inv-mechanism .market-card { border: 1px solid var(--u-border); border-radius: 12px; box-shadow: 0 8px 24px rgba(7, 26, 49, 0.06); }
body#hv-inv-mechanism .market-card--balancing .market-card__visual { background: linear-gradient(145deg, var(--u-theme), #123A63); }
body#hv-inv-mechanism .market-card--capacity .market-card__visual { background: linear-gradient(145deg, #123A63, var(--u-theme)); }
body#hv-inv-mechanism .market-card--wholesale .market-card__visual { background: linear-gradient(145deg, var(--u-theme), var(--u-deep)); } /* 旧グレー面(#273a4f→#6e7c8d)を全廃 */
body#hv-inv-mechanism .market-card__meta { color: var(--u-theme); font-family: "Barlow", Arial, Helvetica, sans-serif; font-size: 13px; letter-spacing: 0.24em; }
body#hv-inv-mechanism .market-card__meta span:last-child { color: var(--u-sub); }
body#hv-inv-mechanism .market-card__title { font-size: 20px; letter-spacing: 0.03em; }
body#hv-inv-mechanism .market-card__catch { color: var(--u-theme); font-size: 16px; }
body#hv-inv-mechanism .market-card__text { color: var(--u-sub); font-size: 16px; line-height: 1.8; }
body#hv-inv-mechanism .market-card__points { border-radius: 6px; background: var(--u-tint); }
body#hv-inv-mechanism .market-card__points li { color: var(--u-sub); font-size: 13px; }
body#hv-inv-mechanism .market-card__points strong { color: var(--u-ink); }
body#hv-inv-mechanism .market-table-wrap { border-color: var(--u-border); border-radius: 12px; }
body#hv-inv-mechanism .market-table caption { font-size: 18px; }
body#hv-inv-mechanism .market-table th, body#hv-inv-mechanism .market-table td { border-color: var(--u-border); color: var(--u-sub); font-size: 13px; }
body#hv-inv-mechanism .market-table thead th { background: var(--u-theme); font-size: 13px; }
body#hv-inv-mechanism .market-table tbody th { color: var(--u-ink); background: var(--u-tint); }

/* ---- 24時間運用 ---- */
body#hv-inv-mechanism .operation-flow__item { border-bottom-color: var(--u-border); }
body#hv-inv-mechanism .operation-flow__item > span { color: #fff; background: var(--u-theme); font-size: 13px; }
body#hv-inv-mechanism .operation-flow__item strong { font-size: 16px; }
body#hv-inv-mechanism .operation-flow__item p { color: var(--u-sub); font-size: 13px; }
body#hv-inv-mechanism .soc-diagram { border-color: var(--u-border); border-radius: 12px; background: var(--u-tint); }
body#hv-inv-mechanism .soc-diagram__header h3 { font-size: 20px; }
body#hv-inv-mechanism .soc-diagram__header p { color: var(--u-sub); font-size: 13px; }
body#hv-inv-mechanism .soc-diagram__chart { border-radius: 12px; }
body#hv-inv-mechanism .soc-diagram__axis { font-size: 11px; }
body#hv-inv-mechanism .soc-diagram__label { color: var(--u-theme); font-size: 13px; }
body#hv-inv-mechanism .soc-diagram__bar { border-radius: 6px; font-size: 11px; }
body#hv-inv-mechanism .soc-diagram__bar--standby { background: var(--u-theme); }
body#hv-inv-mechanism .soc-diagram__soc { color: var(--u-theme); }

/* ---- 事業キャッシュフロー（濃色バンド1・goldlineアクセント） ---- */
body#hv-inv-mechanism .section--economics { background: linear-gradient(145deg, var(--u-theme) 0%, var(--u-deep) 100%); }
body#hv-inv-mechanism .section--economics .section-heading__title { color: #fff; }
body#hv-inv-mechanism .economics-formula__group,
body#hv-inv-mechanism .economics-formula__result { border-radius: 12px; }
body#hv-inv-mechanism .economics-formula__sign { color: var(--u-ink); background: var(--u-goldline); }
body#hv-inv-mechanism .economics-formula__group--minus .economics-formula__sign { color: var(--u-ink); background: var(--u-gold); }
body#hv-inv-mechanism .economics-formula__items span { border-radius: 6px; font-size: 13px; }
body#hv-inv-mechanism .economics-formula__group strong { font-size: 20px; }
body#hv-inv-mechanism .economics-formula__result { background: rgba(227, 185, 79, 0.12); }
body#hv-inv-mechanism .economics-formula__result span { color: var(--u-goldline); font-size: 13px; }
body#hv-inv-mechanism .economics-formula__result strong { font-size: 25px; }
body#hv-inv-mechanism .economics-notes__item { border-top-color: rgba(227, 185, 79, 0.45); }
body#hv-inv-mechanism .economics-notes__item span { color: var(--u-goldline); font-size: 13px; letter-spacing: 0.1em; }
body#hv-inv-mechanism .economics-notes__item p { color: rgba(255, 255, 255, 0.78); font-size: 13px; }

/* ---- 可用性 ---- */
body#hv-inv-mechanism .check-list li { border-color: var(--u-border); border-radius: 6px; color: var(--u-ink); font-size: 16px; }
body#hv-inv-mechanism .check-list li::before { background: var(--u-theme); }

/* ---- 中間CTA（濃色締めバンド） ---- */
body#hv-inv-mechanism .mid-cta__inner { border-radius: 12px; background: linear-gradient(115deg, var(--u-theme) 0%, var(--u-deep) 100%); }
body#hv-inv-mechanism .mid-cta__eyebrow { color: var(--u-goldline); font-size: 13px; }
body#hv-inv-mechanism .mid-cta__title { font-size: 25px; line-height: 1.6; letter-spacing: 0.03em; }
body#hv-inv-mechanism .mid-cta__text { color: rgba(255, 255, 255, 0.78); font-size: 16px; }
body#hv-inv-mechanism .mid-cta__link { color: #fff; font-size: 13px; text-decoration: underline; }

/* ---- REVIXサポート ---- */
body#hv-inv-mechanism .support-card { border: 1px solid var(--u-border); border-radius: 12px; background: var(--u-tint); }
body#hv-inv-mechanism .support-card__number { color: var(--u-theme); font-size: 13px; }
body#hv-inv-mechanism .support-card__title { font-size: 20px; }
body#hv-inv-mechanism .support-card__text { color: var(--u-sub); font-size: 16px; line-height: 1.8; }
body#hv-inv-mechanism .support-meeting { border-radius: 12px; background: var(--u-theme); }
body#hv-inv-mechanism .support-meeting__label { color: var(--u-goldline); font-size: 13px; }
body#hv-inv-mechanism .support-meeting__title { font-size: 20px; line-height: 1.6; }
body#hv-inv-mechanism .support-meeting__list li { color: rgba(255, 255, 255, 0.82); font-size: 16px; }
body#hv-inv-mechanism .support-meeting__list li::before { background: var(--u-goldline); }

/* ---- リスク ---- */
body#hv-inv-mechanism .section--risk { background: var(--u-tint); }
body#hv-inv-mechanism .risk-card { border-color: var(--u-border); border-radius: 12px; }
body#hv-inv-mechanism .risk-card__head span { background: var(--u-theme); font-size: 13px; }
body#hv-inv-mechanism .risk-card__head h3 { font-size: 20px; }
body#hv-inv-mechanism .risk-card > p { color: var(--u-sub); font-size: 16px; line-height: 1.8; }
body#hv-inv-mechanism .risk-card__measure { border-left: 2px solid var(--u-goldline); border-radius: 0 6px 6px 0; color: var(--u-sub); background: var(--u-tint); font-size: 13px; }
body#hv-inv-mechanism .risk-card__measure strong { color: var(--u-theme); }

/* ---- 判断チェック ---- */
body#hv-inv-mechanism .decision-list li { border-top-color: var(--u-border); }
body#hv-inv-mechanism .decision-list li:last-child { border-bottom-color: var(--u-border); }
body#hv-inv-mechanism .decision-list li > span { color: var(--u-theme); font-size: 13px; }
body#hv-inv-mechanism .decision-list strong { font-size: 18px; }
body#hv-inv-mechanism .decision-list p { color: var(--u-sub); font-size: 14px; }
body#hv-inv-mechanism .decision-layout__aside { border-radius: 12px; background: var(--u-theme); }
body#hv-inv-mechanism .decision-layout__aside-label { color: var(--u-goldline); font-family: "Barlow", Arial, Helvetica, sans-serif; font-size: 13px; letter-spacing: 0.28em; text-transform: uppercase; }
body#hv-inv-mechanism .decision-layout__aside h3 { font-size: 20px; line-height: 1.6; }
body#hv-inv-mechanism .decision-layout__aside > p:not(.decision-layout__aside-label) { color: rgba(255, 255, 255, 0.78); font-size: 14px; }
body#hv-inv-mechanism .decision-layout__aside a { color: #fff; font-size: 14px; text-decoration: underline; }

/* ---- 試算フロー ---- */
body#hv-inv-mechanism .flow-list::before { background: var(--u-border); }
body#hv-inv-mechanism .flow-list__number { background: var(--u-theme); box-shadow: 0 0 0 1px var(--u-border); font-size: 13px; }
body#hv-inv-mechanism .flow-list__item h3 { font-size: 20px; }
body#hv-inv-mechanism .flow-list__item p { color: var(--u-sub); font-size: 14px; }

/* ---- FAQ ---- */
body#hv-inv-mechanism .section--faq { background: var(--u-tint); }
body#hv-inv-mechanism .faq-list__item { border-color: var(--u-border); border-radius: 12px; }
body#hv-inv-mechanism .faq-list__mark { background: var(--u-theme); }
body#hv-inv-mechanism .faq-list__mark--answer { color: var(--u-theme); background: var(--u-tint); }
body#hv-inv-mechanism .faq-list__question > span:nth-child(2) { font-size: 16px; }
body#hv-inv-mechanism .faq-list__icon::before, body#hv-inv-mechanism .faq-list__icon::after { background: var(--u-theme); }
body#hv-inv-mechanism .faq-list__answer p { color: var(--u-sub); font-size: 16px; line-height: 1.8; }

/* ---- 関連リンク ---- */
body#hv-inv-mechanism .related-links { padding: 96px 0; }
body#hv-inv-mechanism .related-links__label { color: var(--u-theme); font-size: 13px; }
body#hv-inv-mechanism .related-links__title { font-size: 25px; letter-spacing: 0.03em; line-height: 1.6; }
body#hv-inv-mechanism .related-card { border-color: var(--u-border); border-radius: 12px; }
body#hv-inv-mechanism .related-card > span { color: var(--u-theme); font-size: 13px; }
body#hv-inv-mechanism .related-card strong { font-size: 18px; }
body#hv-inv-mechanism .related-card p { color: var(--u-sub); font-size: 13px; }
body#hv-inv-mechanism .related-card i { color: var(--u-theme); }

/* ---- 最終CTA（濃色締めバンド2） ---- */
body#hv-inv-mechanism .final-cta { background: var(--u-deep); }
body#hv-inv-mechanism .final-cta__overlay { background: linear-gradient(90deg, rgba(7, 26, 49, 0.94) 0%, rgba(7, 26, 49, 0.8) 46%, rgba(12, 42, 77, 0.35) 100%); }
body#hv-inv-mechanism .final-cta__eyebrow { color: var(--u-goldline); font-size: 13px; }
body#hv-inv-mechanism .final-cta__title { font-size: 25px; letter-spacing: 0.03em; line-height: 1.6; }
body#hv-inv-mechanism .final-cta__text { color: rgba(255, 255, 255, 0.82); font-size: 18px; line-height: 1.9; }
body#hv-inv-mechanism .final-cta__note { color: rgba(255, 255, 255, 0.66); font-size: 13px; }

/* ---- ヒーロー登場モーション（CSSのみ・reduced-motionで停止） ---- */
@keyframes uplift21Fade {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}
body#hv-inv-mechanism .mechanism-hero__eyebrow { animation: uplift21Fade 0.6s ease 0s both; }
body#hv-inv-mechanism .mechanism-hero__title { animation: uplift21Fade 0.6s ease 0.12s both; }
body#hv-inv-mechanism .mechanism-hero__lead { animation: uplift21Fade 0.6s ease 0.24s both; }
body#hv-inv-mechanism .mechanism-hero__actions { animation: uplift21Fade 0.6s ease 0.36s both; }
body#hv-inv-mechanism .mechanism-hero__note { animation: uplift21Fade 0.6s ease 0.48s both; }
body#hv-inv-mechanism .mechanism-hero__visual { animation: uplift21Fade 0.6s ease 0.24s both; }
@media (prefers-reduced-motion: reduce) {
  body#hv-inv-mechanism .mechanism-hero__eyebrow,
  body#hv-inv-mechanism .mechanism-hero__title,
  body#hv-inv-mechanism .mechanism-hero__lead,
  body#hv-inv-mechanism .mechanism-hero__actions,
  body#hv-inv-mechanism .mechanism-hero__note,
  body#hv-inv-mechanism .mechanism-hero__visual { animation: none; }
}

/* ---- レスポンシブ（96→48pxリズム / ヒーロー / 帯グラデ） ---- */
@media (max-width: 900px) {
  body#hv-inv-mechanism .section,
  body#hv-inv-mechanism .related-links { padding: 48px 0; }
  body#hv-inv-mechanism .mechanism-hero { padding: 48px 0 64px; }
}
@media (max-width: 850px) {
  body#hv-inv-mechanism .final-cta__overlay { background: linear-gradient(180deg, rgba(7, 26, 49, 0.86) 0%, rgba(7, 26, 49, 0.95) 100%); }
}
@media (max-width: 568px) {
  body#hv-inv-mechanism .mechanism-hero__title { font-size: 25px; line-height: 1.6; }
  body#hv-inv-mechanism .mechanism-hero__title span { font-size: 13px; }
  body#hv-inv-mechanism .concern-card__number { font-size: 25px; }
  body#hv-inv-mechanism .mechanism-summary__item strong { font-size: 20px; }
  body#hv-inv-mechanism .mid-cta__title,
  body#hv-inv-mechanism .final-cta__title,
  body#hv-inv-mechanism .related-links__title { font-size: 20px; }
}

/* ===== HEADER GREEN UNIFY addon (uplift_20260704 option) — headercolor_20260704決定の横展開。
   hv-inv-mechanism は配備時に各ページのbody idへ置換。ヘッダー構造は不変更・配色のみ緑固定 ===== */
body#hv-inv-mechanism .header__actions { background: #1E8A58; }
body#hv-inv-mechanism .sp-menu__button { background: #0F4C30; box-shadow: 0 10px 28px rgba(15, 76, 48, 0.28); }
body#hv-inv-mechanism .sp-menu__panel { background: rgba(15, 76, 48, 0.98); }
body#hv-inv-mechanism .header__lang-link.is-current { background: #EDF6F1; }
body#hv-inv-mechanism .header__lang-button:focus-visible,
body#hv-inv-mechanism .header__lang-link:focus-visible,
body#hv-inv-mechanism .header__action-link:focus-visible,
body#hv-inv-mechanism .header__nav-link:focus-visible,
body#hv-inv-mechanism .header__logo:focus-visible { outline-color: #1E8A58; }
@media (hover: hover) and (pointer: fine) {
  body#hv-inv-mechanism .header__lang-button:hover { border-color: #1E8A58; }
  body#hv-inv-mechanism .header__lang-link:hover { background: #EDF6F1; }
  body#hv-inv-mechanism .header__nav-link:hover { color: #1E8A58; }
}