/* ===== Design Tokens (White Base) ===== */
:root {
  --color-bg: #ffffff;
  --color-bg-subtle: #f8f9fb;
  --color-bg-muted: #f1f3f6;
  --color-surface: #ffffff;
  --color-border: #e4e7ec;
  --color-border-light: #eef0f4;
  --color-text: #1a1d26;
  --color-text-muted: #5c6370;
  --color-text-light: #8b929e;
  --color-accent: #e8870a;
  --color-accent-dark: #c46a00;
  --color-accent-light: #fff7ed;
  --color-accent-border: rgba(232, 135, 10, 0.25);
  --color-emergency: #dc2626;
  --color-emergency-dark: #b91c1c;
  --color-line: #06c755;
  --color-line-dark: #05a847;
  --font-sans: 'Noto Sans JP', sans-serif;
  --shadow-sm: 0 1px 3px rgba(26, 29, 38, 0.06);
  --shadow-md: 0 4px 16px rgba(26, 29, 38, 0.08);
  --shadow-lg: 0 12px 40px rgba(26, 29, 38, 0.1);
  --radius: 10px;
  --radius-lg: 16px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --header-height: 64px;
  --emergency-bar-height: 44px;
}

*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + var(--emergency-bar-height));
}

body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

.container {
  width: min(1120px, 92vw);
  margin-inline: auto;
}

/* ===== Emergency Bar ===== */
.emergency-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 110;
  height: var(--emergency-bar-height);
  background: var(--color-emergency);
  color: #fff;
}

.emergency-bar__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  height: 100%;
  flex-wrap: wrap;
}

.emergency-bar__badge {
  background: rgba(0, 0, 0, 0.15);
  padding: 0.2rem 0.75rem;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 700;
}

.emergency-bar__phone {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 1.15rem;
  font-weight: 900;
  letter-spacing: 0.02em;
}

.emergency-bar__phone:hover { opacity: 0.9; }

.emergency-bar__note {
  font-size: 0.8rem;
  opacity: 0.95;
}

/* ===== Header ===== */
.header {
  position: fixed;
  top: var(--emergency-bar-height);
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}

.header.scrolled {
  background: rgba(255, 255, 255, 0.98);
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.35rem;
  font-weight: 900;
  color: var(--color-text);
}

.nav__logo-icon {
  width: 48px;
  height: auto;
}

.nav__logo-text {
  color: var(--color-accent-dark);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: var(--transition);
}

.nav__toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle.open span:nth-child(2) { opacity: 0; }
.nav__toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav__menu {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav__link {
  padding: 0.5rem 0.85rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  border-radius: 8px;
  transition: var(--transition);
}

.nav__link:hover,
.nav__link.active {
  color: var(--color-accent-dark);
  background: var(--color-accent-light);
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.75rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 700;
  border-radius: 50px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
}

.btn--emergency {
  background: var(--color-emergency);
  color: #fff;
  box-shadow: 0 4px 14px rgba(220, 38, 38, 0.3);
}

.btn--emergency:hover {
  background: var(--color-emergency-dark);
  transform: translateY(-1px);
}

.btn--primary {
  background: var(--color-accent);
  color: #fff;
}

.btn--primary:hover {
  background: var(--color-accent-dark);
}

.btn--outline {
  background: var(--color-surface);
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn--outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent-dark);
  background: var(--color-accent-light);
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: calc(var(--header-height) + var(--emergency-bar-height) + 3rem) 0 4rem;
  background: var(--color-bg);
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 70% 20%, rgba(232, 135, 10, 0.06) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 10% 80%, rgba(26, 29, 38, 0.03) 0%, transparent 50%),
    linear-gradient(180deg, var(--color-bg-subtle) 0%, var(--color-bg) 100%);
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 1;
}

.hero__top-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.hero__badge {
  display: inline-block;
  padding: 0.4rem 1rem;
  background: var(--color-accent-light);
  color: var(--color-accent-dark);
  border: 1px solid var(--color-accent-border);
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 700;
}

.hero__line-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.4rem 1rem;
  background: var(--color-line);
  color: #fff;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 700;
  transition: var(--transition);
}

.hero__line-badge:hover { background: var(--color-line-dark); }

.hero__title-row {
  display: flex;
  align-items: flex-end;
  gap: 2rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}

.hero__title {
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 900;
  line-height: 1.25;
  color: var(--color-text);
}

.hero__highlight {
  color: var(--color-accent-dark);
}

.hero__feature {
  text-align: center;
  padding: 0.75rem 1.25rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.hero__feature strong {
  display: block;
  font-size: 1.75rem;
  font-weight: 900;
  color: var(--color-emergency);
  line-height: 1;
}

.hero__feature span {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

.hero__description {
  max-width: 560px;
  font-size: 1.05rem;
  color: var(--color-text-muted);
  margin-bottom: 2rem;
}

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

/* ===== Sections ===== */
.section {
  padding: 5rem 0;
}

.section:nth-child(even) {
  background: var(--color-bg-subtle);
}

.section__header {
  text-align: center;
  margin-bottom: 3rem;
}

.section__label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent-dark);
  margin-bottom: 0.5rem;
}

.section__title {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 900;
  color: var(--color-text);
  margin-bottom: 0.75rem;
}

.section__desc {
  color: var(--color-text-muted);
  max-width: 560px;
  margin-inline: auto;
}

/* ===== Services ===== */
.services__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  max-width: 800px;
  margin-inline: auto;
}

.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.service-card:hover {
  border-color: var(--color-accent-border);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.service-card__icon {
  font-size: 2.25rem;
  margin-bottom: 1rem;
}

.service-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--color-text);
}

.service-card p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.service-card__list li {
  position: relative;
  padding-left: 1.1rem;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 0.35rem;
}

.service-card__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  background: var(--color-accent);
  border-radius: 50%;
}

/* ===== Area ===== */
.area__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: start;
}

.area__map-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--color-text);
}

.area__map-link {
  position: relative;
  display: block;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.area__map-link iframe {
  width: 100%;
  height: 280px;
  border: 0;
  display: block;
}

.area__map-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(26, 29, 38, 0);
  transition: var(--transition);
}

.area__map-link:hover .area__map-overlay {
  background: rgba(26, 29, 38, 0.35);
}

.area__map-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.6rem 1.25rem;
  background: var(--color-surface);
  color: var(--color-text);
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 700;
  opacity: 0;
  transform: translateY(8px);
  transition: var(--transition);
  box-shadow: var(--shadow-md);
}

.area__map-link:hover .area__map-btn {
  opacity: 1;
  transform: translateY(0);
}

.area__map-hint {
  margin-top: 0.5rem;
  font-size: 0.8rem;
  color: var(--color-text-light);
}

.area__list h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--color-text);
}

.area__list li {
  position: relative;
  padding-left: 1rem;
  margin-bottom: 0.75rem;
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

.area__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 5px;
  height: 5px;
  background: var(--color-accent);
  border-radius: 50%;
}

.area__list strong {
  color: var(--color-text);
}

.area__note {
  margin: 1.25rem 0 1.5rem;
  font-size: 0.9rem;
  color: var(--color-text-light);
}

/* ===== About ===== */
.about__grid {
  max-width: 640px;
  margin-inline: auto;
}

.about__table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.about__table th,
.about__table td {
  padding: 1rem 1.25rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border-light);
  font-size: 0.95rem;
}

.about__table th {
  width: 30%;
  background: var(--color-bg-muted);
  font-weight: 700;
  color: var(--color-text);
}

.about__table td {
  color: var(--color-text-muted);
}

.about__table tr:last-child th,
.about__table tr:last-child td {
  border-bottom: none;
}

.about__table a {
  color: var(--color-accent-dark);
  font-weight: 500;
}

.about__table a:hover { text-decoration: underline; }

.about__map-link {
  color: var(--color-accent-dark);
}

/* ===== FAQ ===== */
.faq__list {
  max-width: 720px;
  margin-inline: auto;
}

.faq__item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  margin-bottom: 0.75rem;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.faq__item summary {
  padding: 1.1rem 1.25rem;
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  list-style: none;
  color: var(--color-text);
  transition: var(--transition);
}

.faq__item summary::-webkit-details-marker { display: none; }

.faq__item summary::after {
  content: '+';
  float: right;
  font-size: 1.25rem;
  color: var(--color-accent);
  font-weight: 400;
}

.faq__item[open] summary::after { content: '−'; }

.faq__item summary:hover {
  background: var(--color-bg-subtle);
}

.faq__item p {
  padding: 0 1.25rem 1.1rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.faq__item p + p {
  padding-top: 0;
}

/* ===== Contact ===== */
.contact__wrapper {
  max-width: 560px;
  margin-inline: auto;
  text-align: center;
}

.contact__info p {
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
}

.contact__notice {
  margin: -0.5rem 0 1.5rem;
  padding: 0.75rem 1rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  background: var(--color-accent-light);
  border: 1px solid var(--color-accent-border);
  border-radius: var(--radius);
}

.contact__phone {
  display: block;
  padding: 1.5rem;
  background: var(--color-surface);
  border: 2px solid var(--color-emergency);
  border-radius: var(--radius-lg);
  margin-bottom: 1rem;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.contact__phone:hover {
  background: #fef2f2;
  box-shadow: var(--shadow-md);
}

.contact__phone span {
  display: block;
  font-size: 0.85rem;
  color: var(--color-emergency);
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.contact__phone strong {
  font-size: 2rem;
  font-weight: 900;
  color: var(--color-emergency);
  letter-spacing: 0.02em;
}

.contact__phone--office {
  border-color: var(--color-accent);
}

.contact__phone--office:hover {
  background: var(--color-accent-light);
}

.contact__phone--office span,
.contact__phone--office strong {
  color: var(--color-accent-dark);
}

.contact__line {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  background: var(--color-line);
  color: #fff;
  border-radius: 50px;
  font-weight: 700;
  margin-bottom: 1.5rem;
  transition: var(--transition);
}

.contact__line:hover { background: var(--color-line-dark); }

.contact__details {
  display: flex;
  justify-content: center;
  gap: 2rem;
}

.contact__item {
  text-align: center;
}

.contact__item-label {
  display: block;
  font-size: 0.8rem;
  color: var(--color-text-light);
  margin-bottom: 0.15rem;
}

/* ===== Footer ===== */
.footer {
  background: var(--color-bg-muted);
  border-top: 1px solid var(--color-border);
  padding: 3rem 0 2rem;
}

.footer__inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: start;
}

.footer__logo {
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--color-accent-dark);
}

.footer__brand p {
  margin-top: 0.5rem;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.footer__links {
  display: flex;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.footer__links a {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  transition: var(--transition);
}

.footer__links a:hover { color: var(--color-accent-dark); }

.footer__copy {
  grid-column: 1 / -1;
  text-align: center;
  font-size: 0.8rem;
  color: var(--color-text-light);
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

/* ===== Float Call Button ===== */
.float-call {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 90;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.15rem;
  width: 64px;
  height: 64px;
  background: var(--color-emergency);
  color: #fff;
  border-radius: 50%;
  box-shadow: 0 4px 20px rgba(220, 38, 38, 0.4);
  transition: var(--transition);
}

.float-call:hover {
  transform: scale(1.05);
  background: var(--color-emergency-dark);
}

.float-call span {
  font-size: 0.65rem;
  font-weight: 700;
}

/* ===== Scroll Reveal ===== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .services__grid {
    grid-template-columns: 1fr;
  }

  .area__grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav__toggle { display: flex; }

  .nav__menu {
    position: fixed;
    top: calc(var(--header-height) + var(--emergency-bar-height));
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: 1rem;
    gap: 0.25rem;
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
  }

  .nav__menu.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav__link {
    display: block;
    width: 100%;
    padding: 0.75rem 1rem;
  }

  .hero__title-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }

  .hero__feature--inline {
    align-self: flex-start;
  }

  .footer__inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .footer__links {
    justify-content: center;
  }

  .emergency-bar__note { display: none; }

  .area__map-btn {
    opacity: 1;
    transform: translateY(0);
  }

  .area__map-overlay {
    background: transparent;
    align-items: flex-end;
    padding: 0.75rem;
  }

  .area__map-btn {
    font-size: 0.75rem;
    padding: 0.45rem 0.9rem;
  }
}