/* ===========================
   Reset & Base
=========================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: 'Noto Sans JP', sans-serif;
  color: #2d3436;
  background: var(--offwhite);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: 'Zen Maru Gothic', 'Noto Sans JP', sans-serif;
}

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

/* ===========================
   Variables
=========================== */
:root {
  --green: #5a8a6f;
  --green-dark: #3d6b52;
  --green-light: #edf3ef;
  --charcoal: #2d3436;
  --charcoal-mid: #4a5568;
  --gray: #6b7280;
  --light: #f0ede8;
  --offwhite: #f8f6f2;
  --white: #ffffff;
  --border: #e2e8e4;
  --max-width: 1080px;
  --header-height: 72px;
}

/* ===========================
   Utilities
=========================== */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.btn {
  display: inline-block;
  background: var(--green);
  color: var(--white);
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 15px 40px;
  border-radius: 100px;
  border: none;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease;
  letter-spacing: 0.06em;
}

.btn:hover {
  background: var(--green-dark);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--green);
  border: 2px solid var(--green);
  border-radius: 100px;
}

.btn-outline:hover {
  background: var(--green);
  color: var(--white);
}

.btn-white {
  background: var(--white);
  color: var(--charcoal);
}

.btn-white:hover {
  background: var(--green-light);
  color: var(--charcoal);
  transform: translateY(-2px);
}

.section {
  padding: 100px 0;
}

.section-header {
  margin-bottom: 64px;
}

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

.section-label {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  color: var(--green);
  text-transform: uppercase;
  display: block;
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0.02em;
}

.section-title-line {
  display: inline-block;
  position: relative;
}

.section-title-line::after {
  content: '';
  display: block;
  width: 40px;
  height: 3px;
  background: var(--green);
  margin-top: 12px;
}

.section-header.center .section-title-line::after {
  margin: 12px auto 0;
}

.section-desc {
  margin-top: 16px;
  color: var(--gray);
  font-size: 0.95rem;
  line-height: 1.9;
}

/* ===========================
   Animations
=========================== */
.fade-in {
  opacity: 0;
  animation: fadeIn 0.9s ease forwards;
}

.fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.delay-1 { animation-delay: 0.15s; }
.delay-2 { animation-delay: 0.3s; }
.delay-3 { animation-delay: 0.45s; }
.delay-4 { animation-delay: 0.6s; }

@keyframes fadeIn {
  to { opacity: 1; }
}

/* ===========================
   Header
=========================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-height);
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.header.scrolled {
  border-color: var(--border);
  box-shadow: 0 2px 24px rgba(0,0,0,0.05);
}

.header__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header__logo {
  font-family: 'DM Sans', sans-serif;
  font-weight: 900;
  font-size: 1.25rem;
  letter-spacing: 0.08em;
  color: var(--charcoal);
  display: flex;
  align-items: center;
  gap: 8px;
}

.header__logo-dot {
  width: 7px;
  height: 7px;
  background: var(--green);
  border-radius: 50%;
  display: inline-block;
}

.header__nav ul {
  display: flex;
  gap: 32px;
  align-items: center;
}

.header__nav a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--charcoal-mid);
  transition: color 0.2s ease;
  position: relative;
}

.header__nav a::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--green);
  transform: scaleX(0);
  transition: transform 0.2s ease;
  transform-origin: left;
}

.header__nav a:hover {
  color: var(--green-dark);
}

.header__nav a:hover::after,
.header__nav a.active::after {
  transform: scaleX(1);
}

.header__nav a.active {
  color: var(--green-dark);
}

.header__cta {
  background: var(--charcoal) !important;
  color: var(--white) !important;
  padding: 10px 22px;
  border-radius: 3px;
  font-weight: 700 !important;
  letter-spacing: 0.05em;
  transition: background 0.2s ease !important;
}

.header__cta::after {
  display: none !important;
}

.header__cta:hover {
  background: var(--green) !important;
  color: var(--white) !important;
  transform: none;
}

.header__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.header__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--charcoal);
  border-radius: 2px;
  transition: all 0.3s ease;
}

/* ===========================
   Mobile Nav
=========================== */
.mobile-nav {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  background: var(--white);
  z-index: 99;
  padding: 28px 24px;
  border-bottom: 1px solid var(--border);
  transform: translateY(-110%);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

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

.mobile-nav ul {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.mobile-nav__link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--charcoal);
  display: block;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}

/* ===========================
   Page Hero (inner pages)
=========================== */
.page-hero {
  background: var(--charcoal);
  padding: 120px 0 80px;
  margin-top: var(--header-height);
}

.page-hero__label {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  color: var(--green);
  text-transform: uppercase;
  display: block;
  margin-bottom: 16px;
}

.page-hero__title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.3;
}

/* ===========================
   Footer
=========================== */
.footer {
  background: var(--charcoal);
  color: var(--white);
  padding: 64px 0 32px;
}

.footer__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
  align-items: start;
}

.footer__logo {
  font-family: 'DM Sans', sans-serif;
  font-size: 1.3rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer__logo-dot {
  width: 7px;
  height: 7px;
  background: var(--green);
  border-radius: 50%;
  display: inline-block;
}

.footer__tagline {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.45);
  margin-top: 4px;
}

.footer__nav {
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: flex-end;
}

.footer__nav a {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.55);
  transition: color 0.2s ease;
}

.footer__nav a:hover {
  color: var(--white);
}

.footer__address {
  margin-top: 16px;
}

.footer__address p {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.4);
  line-height: 1.8;
}

.footer__copy {
  text-align: center;
  font-size: 0.75rem;
  color: rgba(255,255,255,0.3);
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 24px;
}

/* ===========================
   TOP: Hero
=========================== */
.hero {
  min-height: 100vh;
  background: var(--charcoal);
  display: flex;
  align-items: center;
  padding-top: var(--header-height);
  position: relative;
  overflow: hidden;
}

.hero__inner {
  position: relative;
  z-index: 2;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.hero__eyebrow {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  color: var(--green);
  text-transform: uppercase;
  display: block;
  margin-bottom: 24px;
}

.hero__title {
  font-size: clamp(2rem, 5.5vw, 4rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.3;
  letter-spacing: 0.02em;
  margin-bottom: 28px;
  max-width: 760px;
}

.hero__title em {
  font-style: normal;
  color: var(--green);
}

.hero__sub {
  font-size: clamp(0.95rem, 2vw, 1.1rem);
  color: rgba(255,255,255,0.6);
  margin-bottom: 52px;
  font-weight: 400;
  max-width: 480px;
  line-height: 1.9;
}

.hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero__layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.hero__text {
  position: relative;
  z-index: 2;
}

.hero__illust {
  position: relative;
  z-index: 2;
}

.hero__illust img {
  width: 100%;
  max-width: 480px;
  height: auto;
  opacity: 0.92;
}

.hero__bg-shape {
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 45%;
  background: rgba(90,138,111,0.06);
  clip-path: polygon(15% 0, 100% 0, 100% 100%, 0% 100%);
  pointer-events: none;
}

.hero__bg-dot {
  position: absolute;
  right: 10%;
  top: 50%;
  transform: translateY(-50%);
  width: 320px;
  height: 320px;
  border-radius: 50%;
  border: 1px solid rgba(90,138,111,0.15);
  pointer-events: none;
}

.hero__bg-dot::before {
  content: '';
  position: absolute;
  inset: 40px;
  border-radius: 50%;
  border: 1px solid rgba(90,138,111,0.1);
}

/* ===========================
   TOP: Overview strip
=========================== */
.overview {
  background: var(--green);
  padding: 56px 0;
}

.overview__inner {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(255,255,255,0.15);
}

.overview__item {
  background: var(--green);
  padding: 36px 40px;
  text-align: center;
}

.overview__item-num {
  font-family: 'DM Sans', sans-serif;
  font-size: 2.4rem;
  font-weight: 900;
  color: var(--white);
  line-height: 1;
  margin-bottom: 8px;
}

.overview__item-num span {
  font-size: 1rem;
  font-weight: 500;
}

.overview__item-label {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.75);
  font-weight: 500;
}

/* ===========================
   TOP: About preview
=========================== */
.top-about {
  background: var(--white);
}

.top-about__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.top-about__quote {
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 700;
  line-height: 1.6;
  letter-spacing: 0.03em;
  color: var(--charcoal);
  position: relative;
  padding-left: 28px;
}

.top-about__quote::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--green);
  border-radius: 2px;
}

.top-about__text {
  color: var(--gray);
  font-size: 0.93rem;
  line-height: 2;
  margin-bottom: 32px;
}

/* ===========================
   TOP: Service preview
=========================== */
.top-service {
  background: var(--light);
}

.top-service__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}

.top-service__card {
  background: var(--white);
  border-radius: 16px;
  padding: 36px 28px;
  transition: box-shadow 0.25s ease, transform 0.25s ease;
  border-top: 3px solid var(--green);
}

.top-service__card:hover {
  box-shadow: 0 16px 48px rgba(0,0,0,0.09);
  transform: translateY(-4px);
}

.top-service__num {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--green);
  margin-bottom: 16px;
}

.top-service__title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 12px;
  line-height: 1.5;
}

.top-service__text {
  font-size: 0.875rem;
  color: var(--gray);
  line-height: 1.85;
}

.top-service__cta {
  text-align: center;
}

/* ===========================
   TOP: CTA Banner
=========================== */
.cta-banner {
  background: var(--charcoal);
  padding: 100px 0;
  text-align: center;
}

.cta-banner__title {
  font-size: clamp(1.5rem, 3.5vw, 2.4rem);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 16px;
  line-height: 1.5;
}

.cta-banner__sub {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.55);
  margin-bottom: 40px;
}

/* ===========================
   About Page
=========================== */
.philosophy {
  background: var(--white);
}

.philosophy__lead {
  max-width: 720px;
  margin: 0 auto 80px;
  text-align: center;
}

.philosophy__lead-text {
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 700;
  line-height: 1.6;
  letter-spacing: 0.04em;
  margin-bottom: 24px;
}

.philosophy__lead-sub {
  font-size: 0.95rem;
  color: var(--gray);
  line-height: 2;
}

.philosophy__values {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 80px;
}

.philosophy__value {
  padding: 40px 36px;
  background: var(--white);
  border-radius: 16px;
  border-left: 4px solid var(--green);
}

.philosophy__value-num {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--green);
  margin-bottom: 12px;
}

.philosophy__value h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 12px;
  line-height: 1.5;
}

.philosophy__value p {
  font-size: 0.875rem;
  color: var(--gray);
  line-height: 1.9;
}

.philosophy__message {
  background: var(--charcoal);
  border-radius: 20px;
  padding: 60px 64px;
  color: var(--white);
  text-align: center;
}

.philosophy__message-title {
  font-size: clamp(1.1rem, 2.5vw, 1.5rem);
  font-weight: 700;
  line-height: 1.7;
  margin-bottom: 20px;
}

.philosophy__message-text {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
  line-height: 2;
  max-width: 560px;
  margin: 0 auto;
}

/* ===========================
   Service Page
=========================== */
.service-list {
  background: var(--white);
}

.service-item {
  padding: 72px 0;
  border-bottom: 1px solid var(--border);
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 80px;
  align-items: start;
}

.service-item:last-child {
  border-bottom: none;
}

.service-item__meta {
  position: sticky;
  top: calc(var(--header-height) + 24px);
}

.service-item__num {
  font-family: 'DM Sans', sans-serif;
  font-size: 3.5rem;
  font-weight: 900;
  color: var(--green);
  opacity: 0.2;
  line-height: 1;
  margin-bottom: 16px;
}

.service-item__label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--green);
  text-transform: uppercase;
  margin-bottom: 12px;
  display: block;
}

.service-item__title {
  font-size: clamp(1.3rem, 2.5vw, 1.8rem);
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 20px;
}

.service-item__tag {
  display: inline-block;
  font-size: 0.75rem;
  color: var(--green);
  background: var(--green-light);
  padding: 5px 14px;
  border-radius: 100px;
  font-weight: 600;
}

.service-item__body p {
  font-size: 0.93rem;
  color: var(--gray);
  line-height: 2;
  margin-bottom: 24px;
}

.service-item__features {
  margin-top: 32px;
}

.service-item__features-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--green);
  text-transform: uppercase;
  margin-bottom: 8px;
}

.service-item__feature {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
}

.service-item__feature:first-child {
  border-top: 1px solid var(--border);
}

.service-item__feature-icon {
  width: 20px;
  height: 20px;
  background: var(--green-light);
  border-radius: 50%;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}

.service-item__feature-icon::after {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--green);
  border-radius: 50%;
}

.service-item__feature p {
  font-size: 0.875rem;
  color: var(--charcoal-mid);
  margin-bottom: 0;
  line-height: 1.7;
}

/* ===========================
   Company Page
=========================== */
.company-info {
  background: var(--white);
}

.company-table {
  max-width: 760px;
}

.company-table dl {
  border-top: 2px solid var(--charcoal);
}

.company-row {
  display: grid;
  grid-template-columns: 160px 1fr;
  border-bottom: 1px solid var(--border);
  padding: 22px 0;
  gap: 32px;
}

.company-row dt {
  font-weight: 700;
  font-size: 0.875rem;
  color: var(--charcoal);
  padding-top: 3px;
}

.company-row dd {
  font-size: 0.875rem;
  color: var(--gray);
  line-height: 1.8;
}

.company-map {
  background: var(--light);
  padding: 100px 0;
}

.map-placeholder {
  width: 100%;
  height: 360px;
  background: var(--border);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray);
  font-size: 0.875rem;
  margin-top: 48px;
}

/* ===========================
   Contact Page
=========================== */
.contact-section {
  background: var(--white);
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 80px;
  align-items: start;
}

.contact-info {
  position: sticky;
  top: calc(var(--header-height) + 24px);
}

.contact-info__item {
  margin-bottom: 32px;
}

.contact-info__label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--green);
  text-transform: uppercase;
  display: block;
  margin-bottom: 6px;
}

.contact-info__value {
  font-size: 0.9rem;
  color: var(--charcoal-mid);
  line-height: 1.8;
}

.contact-form .form__group {
  margin-bottom: 28px;
}

.contact-form .form__group label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--charcoal);
}

.required {
  font-size: 0.65rem;
  background: var(--green);
  color: var(--white);
  padding: 2px 8px;
  border-radius: 100px;
  font-weight: 700;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 13px 16px;
  border: 1px solid var(--border);
  border-radius: 3px;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 0.93rem;
  color: var(--charcoal);
  background: var(--white);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  appearance: none;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(90,138,111,0.12);
}

.contact-form textarea {
  resize: vertical;
  min-height: 140px;
}

.contact-form select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236b7280' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

.form__submit {
  margin-top: 8px;
}

.form__submit .btn {
  width: 100%;
  padding: 17px;
  font-size: 1rem;
}

/* ===========================
   Form Thanks
=========================== */
.form__thanks {
  background: var(--green-light);
  border: 1px solid var(--green);
  border-radius: 12px;
  padding: 32px;
  text-align: center;
  color: var(--charcoal);
  font-size: 0.95rem;
  line-height: 2;
}

/* ===========================
   Illustrations
=========================== */
.flow-illust {
  max-width: 560px;
  margin: 0 auto 64px;
}

.flow-illust img {
  width: 100%;
  height: auto;
}

.promise-illust {
  max-width: 400px;
  margin: 0 auto 64px;
}

.promise-illust img {
  width: 100%;
  height: auto;
  opacity: 0.9;
}

/* ===========================
   Responsive
=========================== */
@media (max-width: 900px) {
  .top-about__inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .service-item {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .service-item__meta {
    position: static;
  }

  .contact-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .contact-info {
    position: static;
  }

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

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

  .hero__illust {
    display: none;
  }
}

@media (max-width: 768px) {
  .section { padding: 72px 0; }

  .header__nav { display: none; }

  .header__hamburger { display: flex; }

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

  .top-service__grid {
    grid-template-columns: 1fr;
  }

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

  .reasons__card {
    padding: 28px 24px;
  }

  .flow__steps {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }

  .flow__steps::before {
    display: none;
  }

  .footer__inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer__nav {
    align-items: flex-start;
  }

  .company-row {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .philosophy__message {
    padding: 40px 24px;
  }

  .philosophy__message-title {
    font-size: 1.1rem;
  }

  .cta-banner {
    padding: 72px 0;
  }

  .cta-banner__title {
    font-size: 1.3rem;
  }

  .service-compare {
    padding: 72px 0;
  }

  .compare-table {
    font-size: 0.82rem;
  }

  .page-hero {
    padding: 100px 0 60px;
  }

  .hero__sub {
    font-size: 0.9rem;
  }
}

@media (max-width: 480px) {
  .hero__title { font-size: 1.75rem; }

  .hero__actions { flex-direction: column; }

  .hero__actions .btn { text-align: center; width: 100%; }

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

  .section-title {
    font-size: 1.4rem;
  }

  .btn {
    padding: 14px 32px;
    font-size: 0.9rem;
  }

  .top-service__card {
    padding: 28px 20px;
  }

  .faq__question {
    padding: 20px 0;
  }
}

/* ===========================
   Reasons (選ばれる理由)
=========================== */
.reasons {
  background: var(--white);
}

.reasons__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.reasons__card {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  padding: 36px 32px;
  border: 1px solid var(--border);
  border-radius: 16px;
  transition: box-shadow 0.2s ease;
  background: var(--white);
}

.reasons__card:hover {
  box-shadow: 0 8px 32px rgba(0,0,0,0.07);
}

.reasons__icon {
  width: 48px;
  height: 48px;
  background: var(--green-light);
  border-radius: 50%;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
}

.reasons__card-body h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.5;
}

.reasons__card-body p {
  font-size: 0.875rem;
  color: var(--gray);
  line-height: 1.85;
}

/* ===========================
   Flow (ご利用の流れ)
=========================== */
.flow {
  background: var(--light);
}

.flow__steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}

.flow__steps::before {
  content: '';
  position: absolute;
  top: 36px;
  left: 12.5%;
  right: 12.5%;
  height: 2px;
  background: var(--border);
  z-index: 0;
}

.flow__step {
  text-align: center;
  padding: 0 16px;
  position: relative;
  z-index: 1;
}

.flow__step-num {
  width: 72px;
  height: 72px;
  background: var(--white);
  border: 2px solid var(--green);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-family: 'DM Sans', sans-serif;
  font-size: 1.3rem;
  font-weight: 900;
  color: var(--green);
}

.flow__step-title {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.4;
}

.flow__step-text {
  font-size: 0.8rem;
  color: var(--gray);
  line-height: 1.75;
}

/* ===========================
   FAQ
=========================== */
.faq {
  background: var(--white);
}

.faq__list {
  max-width: 760px;
  margin: 0 auto;
}

.faq__item {
  border-bottom: 1px solid var(--border);
}

.faq__item:first-child {
  border-top: 1px solid var(--border);
}

.faq__question {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 24px 0;
  cursor: pointer;
  user-select: none;
  list-style: none;
}

.faq__question::-webkit-details-marker {
  display: none;
}

.faq__q-mark {
  font-family: 'DM Sans', sans-serif;
  font-size: 1rem;
  font-weight: 900;
  color: var(--green);
  flex-shrink: 0;
  width: 24px;
  margin-top: 1px;
}

.faq__q-text {
  font-size: 0.93rem;
  font-weight: 700;
  line-height: 1.6;
  flex: 1;
}

.faq__toggle {
  margin-left: auto;
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  position: relative;
}

.faq__toggle::before,
.faq__toggle::after {
  content: '';
  position: absolute;
  background: var(--charcoal-mid);
  border-radius: 2px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.faq__toggle::before {
  width: 14px;
  height: 2px;
  top: 9px;
  left: 3px;
}

.faq__toggle::after {
  width: 2px;
  height: 14px;
  top: 3px;
  left: 9px;
}

details[open] .faq__toggle::after {
  transform: rotate(90deg);
  opacity: 0;
}

.faq__answer {
  padding: 0 0 24px 40px;
  font-size: 0.875rem;
  color: var(--gray);
  line-height: 1.9;
}

/* ===========================
   CEO Message (About)
=========================== */
.ceo-message {
  background: var(--light);
}

.ceo-message__inner {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 72px;
  align-items: start;
}

.ceo-message__photo {
  position: sticky;
  top: calc(var(--header-height) + 24px);
}

.ceo-message__photo-box {
  width: 100%;
  aspect-ratio: 3/4;
  background: var(--border);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray);
  font-size: 0.8rem;
  margin-bottom: 16px;
}

.ceo-message__name {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.ceo-message__role {
  font-size: 0.8rem;
  color: var(--gray);
}

.ceo-message__content h2 {
  font-size: clamp(1.3rem, 2.5vw, 1.8rem);
  font-weight: 700;
  line-height: 1.6;
  margin-bottom: 32px;
}

.ceo-message__content p {
  font-size: 0.93rem;
  color: var(--gray);
  line-height: 2.1;
  margin-bottom: 20px;
}

.ceo-message__content p:last-child {
  margin-bottom: 0;
}

.ceo-message__sig {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-size: 0.875rem;
  color: var(--charcoal-mid);
}

/* ===========================
   Service Targets & Flow
=========================== */
.service-target {
  background: var(--green-light);
  border-radius: 4px;
  padding: 28px 32px;
  margin-bottom: 32px;
}

.service-target__title {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--green-dark);
  text-transform: uppercase;
  margin-bottom: 14px;
}

.service-target__list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.service-target__list li {
  font-size: 0.875rem;
  color: var(--charcoal-mid);
  padding-left: 16px;
  position: relative;
  line-height: 1.7;
}

.service-target__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 6px;
  background: var(--green);
  border-radius: 50%;
}

.service-flow {
  margin-top: 32px;
}

.service-flow__title {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--gray);
  text-transform: uppercase;
  margin-bottom: 16px;
}

.service-flow__steps {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.service-flow__step {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding-bottom: 20px;
  position: relative;
}

.service-flow__step:not(:last-child)::before {
  content: '';
  position: absolute;
  left: 15px;
  top: 32px;
  bottom: 0;
  width: 2px;
  background: var(--border);
}

.service-flow__step-num {
  width: 32px;
  height: 32px;
  background: var(--green);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

.service-flow__step-body {
  padding-top: 4px;
}

.service-flow__step-body strong {
  font-size: 0.9rem;
  font-weight: 700;
  display: block;
  margin-bottom: 4px;
}

.service-flow__step-body p {
  font-size: 0.8rem;
  color: var(--gray);
  line-height: 1.7;
  margin-bottom: 0 !important;
}

/* ===========================
   Service Comparison Table
=========================== */
.service-compare {
  background: var(--light);
  padding: 100px 0;
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--white);
  border-radius: 4px;
  overflow: hidden;
  font-size: 0.875rem;
}

.compare-table th,
.compare-table td {
  padding: 18px 24px;
  text-align: center;
  border-bottom: 1px solid var(--border);
}

.compare-table th {
  background: var(--charcoal);
  color: var(--white);
  font-weight: 700;
  font-size: 0.9rem;
}

.compare-table th:first-child {
  text-align: left;
  background: var(--charcoal);
}

.compare-table td:first-child {
  text-align: left;
  font-weight: 700;
  color: var(--charcoal);
  background: var(--light);
}

.compare-table tr:last-child td {
  border-bottom: none;
}

.compare-table tr:hover td {
  background: var(--green-light);
}

.compare-table tr:hover td:first-child {
  background: var(--green-light);
}

.check { color: var(--green); font-size: 1.1rem; }
.cross { color: #ccc; font-size: 1.1rem; }
.triangle { color: #f0a500; font-size: 1rem; }

/* ===========================
   Responsive additions
=========================== */
@media (max-width: 900px) {
  .ceo-message__inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .ceo-message__photo {
    position: static;
    display: flex;
    gap: 24px;
    align-items: center;
  }

  .ceo-message__photo-box {
    width: 120px;
    aspect-ratio: 1;
    flex-shrink: 0;
    margin-bottom: 0;
  }
}

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

  .reasons__card {
    padding: 28px 24px;
  }

  .flow__steps {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }

  .flow__steps::before {
    display: none;
  }

  .compare-table th,
  .compare-table td {
    padding: 14px 12px;
    font-size: 0.8rem;
  }
}