:root {
  .problem-panel:hover, .problem-panel:focus-within,
  .bundle-card:hover, .bundle-card:focus-within,
  .voice__item:hover, .voice__item:focus-within,
  .mini-faq__item:hover, .mini-faq__item:focus-within,
  .inquiry__card:hover, .inquiry__card:focus-within {
    transform: none !important;
  }
  color-scheme: light;
  --font-family: "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --color-bg: #fafaf7;
  --color-text: #1f2937;
  --color-muted: #4b5563;
  --color-accent: #2e7d68;
  --color-accent-soft: #cfe7dd;
  --color-surface: #ffffff;
  --shadow-soft: 0 10px 26px rgba(31, 41, 55, 0.08);
  --shadow-header: 0 8px 18px rgba(31, 41, 55, 0.1);
  --radius: 16px;
  --transition-base: 0.3s ease;
  --container-inline: clamp(16px, 4vw, 24px);
  --step-0: clamp(14px, 1.6vw, 16px);
  --step-1: clamp(18px, 2.4vw, 22px);
  --step-2: clamp(24px, 3.2vw, 32px);
  --step-3: clamp(28px, 4vw, 40px);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-family);
  font-size: var(--step-0);
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg);
  background-image: radial-gradient(circle at 90% 10%, rgba(46, 125, 104, 0.08), transparent 42%), radial-gradient(circle at 20% 80%, rgba(207, 231, 221, 0.2), transparent 55%);
}

img {
  max-width: 100%;
  display: block;
  border-radius: var(--radius);
  object-fit: cover;
}

h1,
h2,
h3 {
  margin: 0 0 1rem;
  font-weight: 700;
  line-height: 1.25;
}

p {
  margin: 0 0 1.2rem;
}

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

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.container {
  width: min(1080px, 100%);
  margin: 0 auto;
  padding-inline: var(--container-inline);
}

.section {
  padding-block: clamp(3.5rem, 7vw, 5.5rem);
}

.stack-sm > * + * {
  margin-top: 0.75rem;
}

.stack-md > * + * {
  margin-top: 1.5rem;
}

.stack-lg > * + * {
  margin-top: 2rem;
}

.grid-2 {
  display: grid;
  gap: clamp(1.8rem, 4vw, 3rem);
}

.card {
  background-color: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(31, 41, 55, 0.06);
  padding: clamp(1.6rem, 3.5vw, 2.6rem);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.95rem 1.8rem;
  min-height: 48px;
  min-width: 44px;
  border: none;
  border-radius: 999px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: transform var(--transition-base), box-shadow var(--transition-base), background-color var(--transition-base);
}

.btn--primary {
  background: linear-gradient(135deg, var(--color-accent), #3b9b80);
  color: #ffffff;
  box-shadow: 0 18px 34px rgba(46, 125, 104, 0.26);
}

.btn--primary:hover,
.btn--primary:focus-visible {
  background: linear-gradient(135deg, #359875, #48b091);
}

.btn--ghost {
  background-color: var(--color-surface);
  color: var(--color-accent);
  border: 1px solid var(--color-accent-soft);
}

.btn--line {
  background-color: rgba(46, 125, 104, 0.16);
  color: var(--color-accent);
  padding-inline: 1.4rem;
}

.btn--wide {
  width: min(100%, 560px);
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 12px 24px rgba(31, 41, 55, 0.12);
}

.btn:focus-visible {
  outline: 3px solid rgba(46, 125, 104, 0.5);
  outline-offset: 3px;
}

.btn:active {
  transform: translateY(0);
  box-shadow: none;
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1.4rem;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: 999px;
  background-color: rgba(46, 125, 104, 0.12);
  color: var(--color-accent);
  margin: 0 0.6rem 0.6rem 0;
  letter-spacing: 0.01em;
}

.badge--accent {
  background-color: var(--color-accent);
  color: #ffffff;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(250, 250, 247, 0.96);
  backdrop-filter: blur(12px);
  transition: box-shadow var(--transition-base), background-color var(--transition-base);
}

.site-header.is-scrolled {
  box-shadow: var(--shadow-header);
  background-color: rgba(250, 250, 247, 0.98);
}

.header__inner {
  display: flex;
  align-items: center;
  gap: 1rem;
  justify-content: space-between;
  padding-block: 0.75rem;
}

.site-logo {
  font-weight: 700;
  font-size: 1.1rem;
}

.menu-toggle {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(31, 41, 55, 0.18);
  background-color: var(--color-surface);
  gap: 5px;
  padding: 0;
  cursor: pointer;
}

.menu-toggle__bar {
  width: 22px;
  height: 2px;
  border-radius: 999px;
  background-color: var(--color-text);
}

.site-nav {
  position: absolute;
  inset: calc(100% + 0.5rem) var(--container-inline) auto var(--container-inline);
  background-color: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  padding: 1.5rem;
  transform: translateY(-10px);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), transform var(--transition-base);
}

.site-nav.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.site-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  font-weight: 500;
}

.header__cta {
  margin-left: auto;
}

main {
  padding-top: 3.5rem;
}

.hero {
  padding-block-start: clamp(4.5rem, 7vw, 6rem);
}

.hero__grid {
  display: grid;
  gap: clamp(2rem, 5vw, 3rem);
  align-items: center;
}

.hero__content {
  display: grid;
  gap: 1.6rem;
  max-width: 540px;
}

.hero__content h1 {
  line-height: 1.1;
  text-wrap: balance;
}

.hero__lead {
  font-size: var(--step-1);
  color: var(--color-muted);
  text-wrap: balance;
}

.hero__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.hero__actions {
  display: grid;
  gap: 1rem;
  width: min(100%, 540px);
}

.hero__visual img {
  width: 100%;
  box-shadow: 0 24px 46px rgba(31, 41, 55, 0.18);
  border: 3px solid rgba(255, 255, 255, 0.7);
}

.eyebrow {
  font-weight: 600;
  color: var(--color-accent);
  font-size: 0.95rem;
}

.problems {
  background-color: rgba(207, 231, 221, 0.28);
}

.problems__grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.5rem;
}

.problems__item {
  display: block;
}

.problem-panel {
  background: #ffffff;
  border-radius: var(--radius);
  padding: 1.8rem;
  box-shadow: 0 18px 36px rgba(31, 41, 55, 0.12);
  border: 1px solid rgba(46, 125, 104, 0.12);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.problem-panel:hover,
.problem-panel:focus-within {
  transform: translateY(-6px);
  box-shadow: 0 24px 42px rgba(31, 41, 55, 0.16);
  border-color: rgba(46, 125, 104, 0.24);
}

.problem-panel__title {
  margin: 0 0 0.75rem;
  font-size: var(--step-0);
  font-weight: 700;
  color: var(--color-text);
}

.problem-panel__body {
  margin: 0;
  color: var(--color-muted);
  line-height: 1.6;
}

.problems__note {
  margin-top: 2.5rem;
  text-align: center;
}

.problems__note p {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-image: linear-gradient(135deg, var(--color-accent), #3b9b80);
  color: #ffffff;
  font-weight: 700;
  letter-spacing: 0.02em;
  padding: 1.1rem 1.8rem;
  border-radius: var(--radius);
  box-shadow: 0 18px 36px rgba(46, 125, 104, 0.24);
}

.problems__note strong {
  font-weight: inherit;
}

.bundle {
  background-color: rgba(207, 231, 221, 0.24);
}

.bundle__sub {
  font-weight: 600;
  font-size: var(--step-1);
  color: var(--color-accent);
  margin: 0;
}

.bundle-card {
  border: 2px solid var(--color-accent-soft);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
  position: relative;
  overflow: hidden;
}

.bundle-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(46, 125, 104, 0.1), transparent 65%);
  pointer-events: none;
}

.bundle-card:hover,
.bundle-card:focus-within {
  transform: translateY(-6px);
  box-shadow: 0 26px 48px rgba(31, 41, 55, 0.18);
}

.bundle-card__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.25rem;
}

.bundle-card__title {
  margin: 0;
  font-size: var(--step-1);
}

.bundle-card__list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.8rem;
  align-items: start;
}

.bundle-card__icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-image: linear-gradient(135deg, rgba(46, 125, 104, 0.18), rgba(59, 155, 128, 0.32));
  border: 1px solid rgba(46, 125, 104, 0.28);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.bundle-card__icon svg {
  fill: var(--color-accent);
}

.bundle-card__note {
  margin: 0;
  font-size: 0.95rem;
  color: var(--color-muted);
}

.bundle-card__footer {
  display: none;
}

.bundle-card__qr {
  width: 220px;
  max-width: 100%;
}

.bundle-card.is-active {
  transform: scale(1.02);
  box-shadow: 0 20px 38px rgba(31, 41, 55, 0.15);
}

.voice__list {
  display: grid;
  gap: 1.5rem;
}

.voice__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.2rem;
  align-items: start;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(207, 231, 221, 0.15));
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.voice__avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(46, 125, 104, 0.18), rgba(207, 231, 221, 0.4));
  border-radius: 50%;
  padding: 4px;
}

.voice__item:hover,
.voice__item:focus-within {
  transform: translateY(-8px);
  box-shadow: 0 24px 42px rgba(31, 41, 55, 0.15);
}

.avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
}

.bubble {
  position: relative;
  background: #ffffff;
  border-radius: 16px;
  box-shadow: 0 10px 24px rgba(31, 41, 55, 0.08);
  padding: 16px 18px;
  border: 1px solid rgba(31, 41, 55, 0.06);
}

.bubble:after {
  content: "";
  position: absolute;
  left: 16px;
  bottom: -10px;
  border: 10px solid transparent;
  border-top-color: #ffffff;
  filter: drop-shadow(0 -2px 2px rgba(0, 0, 0, 0.03));
}

.voice__meta {
  margin: 0.75rem 0 0;
  font-weight: 600;
  color: var(--color-accent);
}

.mini-faq__grid {
  display: grid;
  gap: 1.4rem;
}

.mini-faq__item {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(207, 231, 221, 0.16));
  border: 1px solid rgba(46, 125, 104, 0.14);
  box-shadow: 0 12px 26px rgba(31, 41, 55, 0.08);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.mini-faq__item:hover,
.mini-faq__item:focus-within {
  transform: translateY(-6px);
  box-shadow: 0 20px 34px rgba(31, 41, 55, 0.14);
}

.mini-faq__item h3 {
  margin: 0 0 0.75rem;
  font-size: var(--step-0);
}

.mini-faq__item p {
  margin: 0;
  color: var(--color-muted);
}

.about__grid {
  align-items: center;
}

.about__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.8rem;
}

.accordion {
  display: grid;
  gap: 1rem;
}

.accordion__item {
  border: 1px solid rgba(31, 41, 55, 0.06);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  background-color: var(--color-surface);
  overflow: hidden;
}

.accordion__trigger {
  width: 100%;
  border: none;
  background: none;
  text-align: left;
  font-weight: 600;
  font-size: var(--step-0);
  padding: 1.2rem 1.6rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  cursor: pointer;
}

.accordion__trigger::after {
  content: "+";
  font-size: 1.5rem;
  color: var(--color-accent);
  transition: transform var(--transition-base);
}

.accordion__trigger[aria-expanded="true"]::after {
  transform: rotate(45deg);
}

.accordion__panel {
  padding: 0 1.6rem 1.4rem;
  color: var(--color-muted);
}

.form {
  display: grid;
  gap: 1.5rem;
}

.form__field {
  display: grid;
  gap: 0.5rem;
}

.form__field--checkbox {
  align-items: center;
}

.form__field label {
  font-weight: 600;
}

.form__field input[type="text"],
.form__field input[type="email"],
.form__field input[type="tel"],
.form__field textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  border-radius: 12px;
  border: 1px solid rgba(31, 41, 55, 0.18);
  font-family: inherit;
  font-size: 1rem;
  line-height: 1.5;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.form__field input:focus-visible,
.form__field textarea:focus-visible {
  outline: 3px solid rgba(46, 125, 104, 0.32);
  border-color: var(--color-accent);
  box-shadow: 0 0 0 4px rgba(46, 125, 104, 0.18);
}

.form__options {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.form__options label {
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.form__hint {
  margin: 0;
  font-size: 0.85rem;
  color: var(--color-muted);
}

.form__error {
  margin: 0;
  min-height: 1.1rem;
  font-size: 0.85rem;
  color: #b00020;
}

.required {
  color: #b00020;
}

.form__submit[disabled] {
  opacity: 0.6;
  cursor: not-allowed;
  box-shadow: none;
}

.form__note {
  min-height: 1.2rem;
  font-size: 0.95rem;
  color: var(--color-muted);
}

.inquiry__lead {
  color: var(--color-muted);
}

.inquiry__card {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(207, 231, 221, 0.14));
  border: 1px solid rgba(46, 125, 104, 0.16);
  padding: clamp(1.8rem, 4vw, 2.4rem);
  box-shadow: var(--shadow-soft);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.inquiry__card:hover,
.inquiry__card:focus-within {
  transform: translateY(-6px);
  box-shadow: 0 22px 44px rgba(31, 41, 55, 0.18);
}

.inquiry__mail a {
  font-size: var(--step-1);
  font-weight: 700;
  color: var(--color-accent);
  word-break: break-word;
}

.inquiry__mail a:hover,
.inquiry__mail a:focus-visible {
  text-decoration: underline;
}

.inquiry__note {
  margin: 0;
  color: var(--color-muted);
}

.contact {
  background-color: rgba(207, 231, 221, 0.24);
}

.contact__grid {
  display: grid;
  gap: 2rem;
  align-items: center;
}

.contact__actions {
  display: grid;
  gap: 1rem;
}

.contact__qr {
  width: 220px;
  max-width: 100%;
}

.contact__feedback {
  min-height: 1.2rem;
  font-weight: 600;
  color: var(--color-accent);
}

.site-footer {
  padding-block: 2.2rem;
  text-align: center;
  color: var(--color-muted);
  font-size: 0.9rem;
}

.footer__inner {
  display: grid;
  gap: 0.8rem;
  justify-items: center;
}

.toast {
  position: fixed;
  right: var(--container-inline);
  bottom: var(--container-inline);
  background-color: var(--color-text);
  color: #ffffff;
  padding: 0.9rem 1.2rem;
  border-radius: 12px;
  box-shadow: var(--shadow-soft);
  opacity: 0;
  transform: translateY(18px);
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s ease;
  max-width: min(320px, 80vw);
}

.toast.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.js-load-reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.js-load-reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.voice__item.voice__item--left.reveal {
  transform: translateX(-24px);
}

.voice__item.voice__item--right.reveal {
  transform: translateX(24px);
}

.voice__item.reveal.is-visible {
  transform: translateX(0);
}

@media (min-width: 600px) {
  .hero__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero__actions {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .problems__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .voice__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .bundle-card__footer {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }

  .contact__grid {
    grid-template-columns: 1.3fr auto;
  }
}

@media (min-width: 760px) {
  .menu-toggle {
    display: none;
  }

  .site-nav {
    position: static;
    display: block;
    background: none;
    box-shadow: none;
    padding: 0;
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .site-nav ul {
    flex-direction: row;
    gap: 1.5rem;
  }

  .hero__grid {
    gap: 3rem;
  }
}

@media (min-width: 960px) {
  .hero__content h1 {
    font-size: clamp(40px, 4vw, 48px);
  }

  .about__grid {
    grid-template-columns: 1.1fr 1fr;
  }

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

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }

  .btn:hover,
  .btn:focus-visible,
  .bundle-card,
  .bundle-card.is-active,
  .reveal,
  .voice__item,
  .js-load-reveal {
    transform: none !important;
  }
}