:root {
  color-scheme: dark;
  --bg: #03050b;
  --panel: rgba(7, 12, 24, 0.72);
  --panel-strong: rgba(9, 15, 31, 0.9);
  --panel-soft: rgba(255, 255, 255, 0.04);
  --border: rgba(190, 210, 255, 0.22);
  --border-strong: rgba(190, 210, 255, 0.36);
  --text: #f5f7fb;
  --text-muted: #f5f7fb;
  --text-soft: #f5f7fb;
  --blue: #78a8ff;
  --link-purple: hsl(256, 94%, 81%);
  --gold: #d9b66a;
  --gold-light: #f0d58a;
  --gold-rgb: 217 182 106;
  --red: #ff5d77;
  --violet: #a687ff;
  --max-width: 1180px;
  --font-sans:
    "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic",
    YuGothic, Meiryo, system-ui, sans-serif;
  --font-heading: var(--font-sans);
  font-family: var(--font-sans);
  background: var(--bg);
}

* {
  box-sizing: border-box;
}

html {
  font-size: 106.25%;
  scroll-behavior: smooth;
  background: var(--bg);
}

body {
  min-width: 320px;
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 80% 0%, rgba(120, 168, 255, 0.12), transparent 34rem),
    linear-gradient(180deg, #03050b 0%, #060914 48%, #03050b 100%);
  letter-spacing: 0;
}

body::selection {
  color: #020309;
  background: rgba(255, 255, 255, 0.32);
}

a {
  color: inherit;
  text-decoration: none;
}

img,
canvas {
  display: block;
}

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

.site-page {
  position: relative;
  overflow: clip;
  min-height: 100vh;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(190, 210, 255, 0.16);
  background: rgba(3, 5, 11, 0.78);
  backdrop-filter: blur(18px);
  overflow: visible;
}

.site-header__inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-rows: 74px auto;
  align-items: center;
  gap: 28px;
  width: min(100%, var(--max-width));
  margin: 0 auto;
  padding: 0 28px;
  overflow: visible;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  min-width: max-content;
  position: relative;
  z-index: 2;
  align-self: start;
}

.brand-mark__logo {
  width: 84px;
  height: 84px;
  border: 1px solid var(--border-strong);
  border-radius: 0;
  object-fit: cover;
  box-shadow: 0 4px 28px rgba(255, 255, 255, 0.14), 0 2px 8px rgba(0, 0, 0, 0.5);
}

.brand-mark__text {
  display: grid;
  gap: 2px;
}

.brand-mark__text strong {
  font-size: 1.05rem;
  line-height: 1;
  font-weight: 720;
}

.brand-mark__text small {
  color: var(--text-soft);
  font-size: 0.64rem;
  line-height: 1;
  text-transform: uppercase;
}

.brand-mark--compact .brand-mark__logo {
  width: 38px;
  height: 38px;
}

.site-nav {
  display: flex;
  justify-content: flex-end;
  gap: clamp(12px, 1.55vw, 24px);
  min-width: 0;
}

.site-nav a {
  display: grid;
  gap: 3px;
  color: var(--text);
  font-size: 0.72rem;
  font-weight: 680;
  line-height: 1.05;
  text-align: left;
  transition:
    color 180ms ease,
    transform 180ms ease;
}

.site-nav a small {
  color: var(--text-soft);
  font-size: 0.58rem;
  font-weight: 520;
}

.site-nav a:hover {
  color: var(--text);
  transform: translateY(-1px);
}

.site-nav__group {
  position: relative;
}

.site-nav__toggle {
  display: grid;
  gap: 3px;
  color: var(--text);
  font-size: 0.72rem;
  font-weight: 680;
  line-height: 1.05;
  text-align: left;
  transition:
    color 180ms ease,
    transform 180ms ease;
}

.site-nav__toggle small {
  color: var(--text-soft);
  font-size: 0.58rem;
  font-weight: 520;
}

.site-nav__toggle > span::after {
  content: " ▾";
  color: var(--text);
  display: inline-block;
  transition: transform 200ms ease;
  transform-origin: center 60%;
}

.site-nav__group:hover .site-nav__toggle > span::after {
  transform: rotate(180deg);
}

.site-nav__toggle:hover,
.site-nav__group:hover .site-nav__toggle {
  color: var(--text);
  transform: translateY(-1px);
}

.site-nav__sub {
  position: absolute;
  top: calc(100% + 14px);
  left: 50%;
  transform: translateX(-50%) translateY(-6px);
  display: flex;
  flex-direction: column;
  gap: 0;
  padding: 8px 0;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  background: var(--panel-strong);
  backdrop-filter: blur(18px);
  z-index: 100;
  min-width: 152px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.48);
  opacity: 0;
  pointer-events: none;
  transition:
    opacity 180ms ease,
    transform 180ms ease;
}

.site-nav__group:hover .site-nav__sub {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.site-nav__sub a {
  padding: 7px 16px;
  border-bottom: 1px solid rgba(190, 210, 255, 0.08);
}

.site-nav__sub a:last-child {
  border-bottom: none;
}

.contact-button,
.outline-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 18px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  color: var(--text);
  font-size: 0.72rem;
  font-weight: 760;
  white-space: nowrap;
  background: rgba(255, 255, 255, 0.025);
  transition:
    border-color 180ms ease,
    background 180ms ease,
    transform 180ms ease;
}

.contact-button:hover,
.outline-link:hover {
  border-color: rgb(var(--gold-rgb) / 0.72);
  background: rgb(var(--gold-rgb) / 0.08);
  transform: translateY(-1px);
}

.section-label {
  margin: 0;
  color: var(--text);
  font-size: 0.75rem;
  font-weight: 760;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  font-family: var(--font-heading);
  letter-spacing: 0.02em;
}

.page-hero h1 {
  margin: 0;
  color: var(--text);
  font-weight: 760;
}

.arrow-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-size: 0.76rem;
  font-weight: 780;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.arrow-link::after,
.outline-link::after {
  content: "→";
  color: var(--gold);
  transition: transform 180ms ease;
}

.arrow-link:hover::after,
.outline-link:hover::after {
  transform: translateX(4px);
}

.section-shell {
  width: min(100%, var(--max-width));
  margin: 0 auto;
  padding: 66px 28px;
}

.page-hero {
  padding-bottom: 38px;
}

.page-hero h1 {
  margin-top: 13px;
  margin-bottom: 0;
  font-size: clamp(1.4rem, 2.2vw, 1.8rem);
  line-height: 1.18;
}

.page-hero p:not(.section-label) {
  max-width: 720px;
  margin: 22px 0 30px;
  color: var(--text-muted);
  line-height: 1.9;
}

.detail-section {
  padding-top: 24px;
}

.detail-heading {
  max-width: 720px;
  margin-bottom: 28px;
}

.detail-heading h2 {
  margin: 13px 0 0;
  color: var(--text);
  font-size: clamp(1.7rem, 2.8vw, 2.45rem);
  line-height: 1.18;
}

.info-card,
.faq-item {
  min-width: 0;
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.035);
}

.info-card h3,
.faq-item h3 {
  margin: 0;
  color: var(--text);
  font-size: 0.96rem;
  line-height: 1.55;
}

.info-card p,
.faq-item p {
  margin: 12px 0 0;
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.8;
}

.equipment-grid,
.faq-list {
  display: grid;
  gap: 28px;
}

.equipment-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

/* ── Process Section ──────────────────────────────── */

.process-section__sub {
  margin: 14px 0 40px;
  color: var(--text-soft);
  font-size: 0.95rem;
  line-height: 1.8;
}

.process-flow {
  display: flex;
  flex-direction: column;
  margin: 0 auto;
  padding: 0;
  list-style: none;
  max-width: 960px;
}

.process-flow__item {
  position: relative;
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr);
  gap: 0;
  align-items: stretch;
  border: 1px solid var(--border-strong);
  border-radius: 10px;
  overflow: hidden;
  background: var(--panel);
  margin-bottom: 32px;
}

.process-flow__item:last-child {
  margin-bottom: 0;
}

.process-flow__item:not(:last-child)::after {
  content: "";
  position: absolute;
  top: calc(100% + 11px);
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 7px solid transparent;
  border-right: 7px solid transparent;
  border-top: 9px solid rgba(255, 255, 255, 0.28);
  pointer-events: none;
}

.process-flow__left {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 28px 16px;
  border-right: 1px solid var(--border);
}

.process-flow__badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  width: auto;
  height: auto;
  border: none;
  border-radius: 0;
  background: none;
  color: var(--text);
}

.process-flow__badge::before {
  content: "STEP";
  display: block;
  font-size: 0.58rem;
  font-weight: 760;
  letter-spacing: 0.12em;
  color: var(--text-soft);
}

.process-flow__badge span {
  font-size: 2.6rem;
  font-weight: 780;
  line-height: 1;
  color: var(--text);
}

.process-flow__right {
  display: flex;
  gap: 40px;
  align-items: center;
  padding: 28px 32px;
}

.process-flow__icon-circle {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 104px;
  height: 104px;
  color: var(--gold);
  filter: drop-shadow(0 0 20px rgb(var(--gold-rgb) / 0.9));
}

.process-flow__icon-circle svg {
  width: 96px;
  height: 96px;
}

.process-flow__content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.process-flow__title {
  margin: 0 0 1.25rem;
  color: var(--text);
  font-size: 1.5rem;
  font-weight: 760;
  line-height: 1.3;
}

.process-flow__lead {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.88rem;
  font-weight: 500;
  line-height: 1.7;
}

.process-flow__text {
  margin: 0 0 14px;
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.85;
}

.process-flow__text:last-child {
  margin-bottom: 0;
}

.process-flow__bullets {
  margin: 0 0 14px;
  padding: 0;
  list-style: none;
}

.process-flow__bullets li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 10px;
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.8;
}

.process-flow__bullets li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.55);
}

.process-flow__bullets li:last-child {
  margin-bottom: 0;
}

.process-flow__sub-sections {
  display: grid;
  gap: 10px;
  margin: 14px 0;
}

.process-flow__sub-section {
  padding: 16px 20px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.02);
}

.process-flow__sub-section h4 {
  margin: 0 0 8px;
  color: var(--text);
  font-size: 0.92rem;
  font-weight: 720;
}

.process-flow__sub-section p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.82;
}

.process-flow__highlight {
  margin: 16px 0 0;
  padding: 16px 20px;
  border-left: 2px solid var(--border-strong);
  border-radius: 0 6px 6px 0;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.9;
  font-style: normal;
}

.process-flow__cta {
  margin-top: 20px;
}

/* ── / Process Section ────────────────────────────── */

/* ── Hamburger & Mobile Drawer ──────────────────────── */

.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  cursor: pointer;
  transition:
    border-color 180ms ease,
    background 180ms ease;
}

.nav-hamburger:hover {
  border-color: var(--border-strong);
  background: rgba(255, 255, 255, 0.08);
}

.nav-hamburger span {
  display: block;
  width: 18px;
  height: 1.5px;
  background: currentColor;
  border-radius: 2px;
  transition:
    transform 240ms ease,
    opacity 200ms ease;
}

.nav-hamburger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.nav-hamburger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.nav-hamburger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

.mobile-nav-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0, 0, 0, 0.56);
  opacity: 0;
  pointer-events: none;
  transition: opacity 300ms ease;
}

.mobile-nav-overlay.is-open {
  opacity: 1;
  pointer-events: auto;
}

.mobile-nav-drawer {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 201;
  display: flex;
  flex-direction: column;
  width: min(80vw, 300px);
  background: rgba(5, 9, 22, 0.97);
  border-right: 1px solid var(--border);
  transform: translateX(-100%);
  transition: transform 320ms cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
}

.mobile-nav-drawer.is-open {
  transform: translateX(0);
}

.mobile-nav-drawer__header {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
}

.mobile-nav-drawer__close {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: none;
  color: var(--text-soft);
  cursor: pointer;
  transition:
    border-color 180ms ease,
    color 180ms ease;
}

.mobile-nav-drawer__close:hover {
  border-color: var(--border-strong);
  color: var(--text);
}

.mobile-nav-drawer__nav {
  display: flex;
  flex-direction: column;
  padding: 16px 0 36px;
}

.mobile-nav-drawer__section {
  border-bottom: 1px solid rgba(190, 210, 255, 0.1);
}

.mobile-nav-drawer__parent,
.mobile-nav-drawer__link {
  display: grid;
  gap: 3px;
  padding: 13px 22px;
  color: var(--text);
  font-size: 0.76rem;
  font-weight: 680;
  line-height: 1.05;
  border-bottom: 1px solid rgba(190, 210, 255, 0.08);
  transition:
    color 180ms ease,
    background 180ms ease;
}

.mobile-nav-drawer__section .mobile-nav-drawer__parent {
  border-bottom: none;
}

.mobile-nav-drawer__link {
  border-bottom: 1px solid rgba(190, 210, 255, 0.08);
}

.mobile-nav-drawer__parent:hover,
.mobile-nav-drawer__link:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.03);
}

.mobile-nav-drawer__parent small,
.mobile-nav-drawer__link small,
.mobile-nav-drawer__sub-link small {
  color: var(--text-soft);
  font-size: 0.6rem;
  font-weight: 520;
}

.mobile-nav-drawer__sub {
  padding: 4px 0 10px;
  background: rgba(0, 0, 0, 0.18);
}

.mobile-nav-drawer__sub-link {
  display: grid;
  gap: 2px;
  padding: 10px 22px 10px 34px;
  color: var(--text);
  font-size: 0.7rem;
  font-weight: 620;
  line-height: 1.05;
  transition: color 180ms ease;
}

.mobile-nav-drawer__sub-link:hover {
  color: var(--text-muted);
}

.mobile-nav-drawer__cta {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 22px 20px 0;
  padding: 11px 20px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  color: var(--text);
  font-size: 0.74rem;
  font-weight: 760;
  background: rgba(255, 255, 255, 0.03);
  transition:
    border-color 180ms ease,
    background 180ms ease;
}

.mobile-nav-drawer__cta:hover {
  border-color: rgb(var(--gold-rgb) / 0.72);
  background: rgb(var(--gold-rgb) / 0.08);
}

/* ── / Hamburger & Mobile Drawer ────────────────────── */

.site-footer {
  border-top: 1px solid rgba(190, 210, 255, 0.16);
  background: rgba(2, 3, 9, 0.96);
}

.footer-banners {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  width: min(100%, var(--max-width));
  margin: 0 auto;
  padding: 32px 28px 24px;
  border-bottom: 1px solid rgba(190, 210, 255, 0.1);
}

.footer-banners__item {
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.75;
  transition: opacity 0.2s;
}

.footer-banners__item:hover {
  opacity: 1;
}

.footer-banners__item img {
  width: 100%;
  height: auto;
  max-height: 80px;
  object-fit: contain;
}

.site-footer__main {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 1.6fr 0.7fr auto;
  gap: 32px;
  align-items: start;
  width: min(100%, var(--max-width));
  margin: 0 auto;
  padding: 42px 28px 28px;
}

.site-footer address {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.82rem;
  line-height: 1.8;
  font-style: normal;
}

.site-footer nav {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.site-footer nav a {
  color: var(--text-soft);
  font-size: 0.72rem;
  font-weight: 700;
}

.site-footer nav a:hover {
  color: var(--text);
}

.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border: 1px solid var(--border);
  border-radius: 50%;
  color: var(--gold);
  background: var(--bg, #fff);
  z-index: 100;
}

.copyright {
  width: min(100%, var(--max-width));
  margin: 0 auto;
  padding: 0 28px 28px;
  color: rgba(245, 247, 251, 0.7);
  font-size: 0.72rem;
}

@media (max-width: 1040px) {
  .site-header__inner {
    grid-template-columns: auto auto;
  }

  .site-nav {
    order: 3;
    grid-column: 1 / -1;
    justify-content: flex-start;
    gap: 18px;
    overflow-x: auto;
    padding-bottom: 16px;
  }

  .equipment-grid,
  .faq-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .site-header__inner {
    grid-template-columns: auto 1fr;
    grid-template-rows: 62px;
    gap: 14px;
    padding: 0 18px;
  }

  .site-nav,
  .contact-button {
    display: none;
  }

  .nav-hamburger {
    display: flex;
    justify-self: end;
  }

  .brand-mark__logo {
    width: 68px;
    height: 68px;
  }

  .brand-mark__text small {
    display: none;
  }

  .section-shell {
    padding: 66px 20px;
  }

  .site-footer__main {
    grid-template-columns: 1fr;
  }

  .site-footer nav {
    grid-template-columns: 1fr;
  }

  .process-flow__item {
    grid-template-columns: 80px minmax(0, 1fr);
    margin-bottom: 26px;
  }

  .process-flow__left {
    padding: 20px 10px;
  }

  .process-flow__badge span {
    font-size: 2rem;
  }

  .process-flow__right {
    gap: 16px;
    padding: 20px 18px;
    align-items: center;
  }

  .process-flow__icon-circle {
    width: 72px;
    height: 72px;
  }

  .process-flow__icon-circle svg {
    width: 28px;
    height: 28px;
  }
}

@media print {
  .process-flow__details > .process-flow__details-body {
    display: block;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

/* ── CTA banner (CtaBanner.astro を再現) ──────────────── */

.cta-banner {
  position: relative;
  overflow: hidden;
  background: radial-gradient(ellipse 70% 60% at 50% 110%, rgba(255, 255, 255, 0.08) 0%, transparent 70%), linear-gradient(180deg, rgba(9, 14, 30, 0.96) 0%, rgba(3, 5, 11, 0.98) 100%);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 5rem 1.5rem;
  text-align: center;
}

.cta-banner__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
  max-width: 560px;
  margin: 0 auto;
}

.cta-banner__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3.5rem;
  height: 3.5rem;
  border: 1px solid var(--border-strong);
  border-radius: 50%;
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
  margin-bottom: 0.25rem;
}

.cta-banner__title {
  font-size: clamp(1.4rem, 4vw, 2rem);
  font-weight: 700;
  line-height: 1.4;
  color: var(--text);
  margin: 0;
}

.cta-banner__body {
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--text-soft);
  margin: 0;
}

.cta-banner__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  margin-top: 0.5rem;
  padding: 0.85rem 2.5rem;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 700;
  color: #02030a;
  background: var(--gold);
  transition:
    background 180ms ease,
    transform 180ms ease,
    box-shadow 180ms ease;
  box-shadow: 0 0 28px rgb(var(--gold-rgb) / 0.28);
  white-space: nowrap;
}

.cta-banner__btn:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: 0 4px 36px rgb(var(--gold-rgb) / 0.42);
}

/* ── collaboration ページ固有スタイル ──────────────────── */

#top {
  position: relative;
  isolation: isolate;
  --collaboration-background-image: url("../images/bg.jpeg");
  /* --collaboration-background-image: url("../images/hero_background.webp"); */
}

#top::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(3, 5, 11, 0.72) 0%, rgba(3, 5, 11, 0.62) 100%),
    var(--collaboration-background-image) right / 80vw auto no-repeat;
  pointer-events: none;
}

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

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

.info-card--style {
  position: relative;
  padding-top: 2.5rem;
  background: var(--panel);
}

.info-card__label {
  display: inline-block;
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text);
  border: 1px solid var(--border-strong);
  border-radius: 4px;
  padding: 0.2rem 0.75rem;
  margin-bottom: 0.75rem;
  background: rgba(255, 255, 255, 0.06);
}

.strength-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

@media (max-width: 768px) {
  .strength-grid {
    grid-template-columns: 1fr;
  }
}

.strength-item {
  padding: 1.75rem 1.5rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--panel);
}

.strength-item__title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.65rem;
  line-height: 1.5;
}

.strength-item__body {
  font-size: 0.98rem;
  line-height: 1.85;
  color: var(--text-soft);
}

.process-flow__detail-links {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.25rem;
  flex-wrap: wrap;
}

.process-flow__detail-link {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.4rem 1.5rem;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-soft);
  transition:
    border-color 180ms ease,
    color 180ms ease,
    background 180ms ease;
}

.process-flow__detail-link:hover {
  border-color: var(--gold);
  color: var(--gold);
  background: rgb(var(--gold-rgb) / 0.06);
}

.collab-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

@media (max-width: 768px) {
  .collab-detail-grid {
    grid-template-columns: 1fr;
  }
}

.collab-detail-card {
  padding: 2rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--panel);
}

.collab-detail-card__title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  margin: 0 0 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

.achievements-section {
  --max-width: 960px;
}

.ach-intro {
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--text);
  max-width: 820px;
  margin: 0 auto 2.5rem;
  text-align: center;
}

.ach-category {
  margin-bottom: 2rem;
}

.ach-category-label {
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  color: var(--text);
  text-transform: uppercase;
  display: block;
  padding: 0.7rem 1.1rem;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.09);
  border: 1px solid var(--border-strong);
  margin-bottom: 1.25rem;
}

.ach-card-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem;
}

@media (max-width: 640px) {
  .ach-card-grid {
    grid-template-columns: 1fr;
  }
}

.ach-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1rem 1.1rem;
  position: relative;
  overflow: hidden;
}

.ach-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: rgba(255, 255, 255, 0.3);
}

.ach-card__partner {
  display: inline-block;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--text);
  padding: 0.28rem 0;
  margin-bottom: 0.15rem;
}

.ach-card__theme {
  font-size: 0.95rem;
  font-weight: 400;
  color: var(--text);
  line-height: 1.5;
  margin-bottom: 0;
}

.ach-card__desc {
  font-size: 0.82rem;
  color: var(--text-soft);
  line-height: 1.7;
  border-top: 0.5px solid var(--border);
  padding-top: 0.55rem;
  margin: 0;
}

.ach-side-by-side {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

@media (max-width: 768px) {
  .ach-side-by-side {
    grid-template-columns: 1fr;
  }
}

.ach-category--single {
  margin-bottom: 0;
}

.ach-video-wrap {
  margin-top: 2.5rem;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

.ach-video-card {
  display: flex;
  flex-direction: column;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  text-decoration: none;
  transition:
    border-color 180ms ease,
    box-shadow 180ms ease;
}

.ach-video-card:hover {
  border-color: var(--border-strong);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.2);
}

.ach-video-thumb {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.ach-video-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 300ms ease;
}

.ach-video-card:hover .ach-video-thumb img {
  transform: scale(1.03);
}

.ach-video-play {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.1);
  transition: background 180ms ease;
}

.ach-video-card:hover .ach-video-play {
  background: rgba(0, 0, 0, 0.15);
}

.ach-video-play svg {
  width: 64px;
  height: auto;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,0.6));
}

.ach-video-meta {
  padding: 1.1rem 1.4rem 1.25rem;
}

.ach-video-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--text);
  text-transform: uppercase;
  margin: 0 0 0.45rem;
}

.ach-video-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.55;
  margin: 0 0 0.6rem;
}

.ach-video-source {
  font-size: 0.8rem;
  color: var(--text-soft);
  margin: 0;
}

.process-flow__note {
  font-size: 0.8rem;
  color: var(--text-soft);
  margin-left: 0.25rem;
}

.q-sol-subtitle {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-soft);
  margin: 0 0 0.4rem;
  text-align: center;
  letter-spacing: 0.04em;
}

.q-sol-intro {
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--text-soft);
  max-width: 640px;
  margin: 0 auto 2.5rem;
  text-align: center;
}

.q-sol-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

@media (max-width: 768px) {
  .q-sol-grid {
    grid-template-columns: 1fr;
  }
}

.q-sol-card {
  display: flex;
  flex-direction: column;
  padding: 2rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--panel);
  text-decoration: none;
  color: inherit;
  position: relative;
  overflow: hidden;
  transition:
    border-color 180ms ease,
    box-shadow 180ms ease;
}

.q-sol-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: rgba(255, 255, 255, 0.3);
}

.q-sol-card:hover {
  border-color: var(--border-strong);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.2);
}

.q-sol-card__tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text);
  border: 1px solid var(--border-strong);
  border-radius: 4px;
  padding: 0.15rem 0.55rem;
  margin-bottom: 1rem;
  background: rgba(255, 255, 255, 0.06);
  align-self: flex-start;
}

.q-sol-card__title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  margin: 0 0 0.35rem;
  line-height: 1.4;
}

.q-sol-card__sub {
  font-size: 0.85rem;
  color: var(--text-soft);
  margin: 0 0 1.25rem;
}

.q-sol-card__list {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.q-sol-card__list li {
  font-size: 0.875rem;
  color: var(--text-soft);
  line-height: 1.65;
  padding-left: 1.2rem;
  position: relative;
}

.q-sol-card__list li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--text-soft);
  opacity: 0.7;
}

.q-sol-card__price {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  margin: 0 0 1.25rem;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: rgb(255 255 255 / 0.03);
}

.q-sol-card__cta {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--gold);
  margin-top: auto;
}

.form-section {
  text-align: center;
}

.form-wrapper {
  display: flex;
  justify-content: center;
  width: 100%;
  overflow-x: auto;
}

.form-wrapper iframe {
  max-width: 100%;
}

.process-flow__checklist {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem 1.5rem;
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
}

.process-flow__checklist li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-soft);
}

.process-flow__checklist li::before {
  content: "";
  display: inline-block;
  width: 1.1rem;
  height: 1.1rem;
  flex-shrink: 0;
  border: 1.5px solid rgba(255, 255, 255, 0.7);
  border-radius: 50%;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' fill='none' stroke='%23ffffff' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='2,6 5,9 10,3'/%3E%3C/svg%3E");
  background-size: 65%;
  background-repeat: no-repeat;
  background-position: center;
}