@charset "UTF-8";
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "IBM Plex Sans JP", sans-serif;
  background: #f4f1e8;
  color: #1f2c25;
  font-weight: 400;
  line-height: 1.7;
  font-size: 15px;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: radial-gradient(circle at 1px 1px, rgba(31, 44, 37, 0.04) 1px, transparent 0);
  background-size: 4px 4px;
  pointer-events: none;
  z-index: 1;
}

.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 32px;
  position: relative;
  z-index: 2;
}
@media (max-width: 768px) {
  .container {
    padding: 0 20px;
  }
}

section {
  padding: 120px 0;
  position: relative;
}
@media (max-width: 768px) {
  section {
    padding: 80px 0;
  }
}

.section-num {
  font-family: "Crimson Pro", serif;
  font-style: italic;
  font-size: 13px;
  color: #2d5a40;
  letter-spacing: 0.1em;
  margin-bottom: 16px;
  text-transform: uppercase;
}

.section-title {
  font-family: "Noto Serif JP", serif;
  font-weight: 700;
  font-size: clamp(32px, 4.5vw, 52px);
  line-height: 1.3;
  letter-spacing: -0.015em;
  margin-bottom: 32px;
  color: #1f2c25;
}

.section-lead {
  font-size: 17px;
  line-height: 1.85;
  color: #4a5950;
  max-width: 680px;
  margin-bottom: 64px;
}

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

nav {
  position: sticky;
  top: 0;
  background: rgba(244, 241, 232, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(31, 44, 37, 0.12);
  z-index: 100;
  padding: 14px 0;
}
nav .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo-link {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  line-height: 1;
}
.logo-link img {
  height: 36px;
  width: auto;
  display: block;
}

.nav-links {
  display: flex;
  gap: 32px;
  align-items: center;
  font-size: 13px;
}
@media (max-width: 768px) {
  .nav-links {
    gap: 16px;
  }
}
.nav-links a {
  color: #4a5950;
  text-decoration: none;
  transition: color 0.2s;
}
.nav-links a:hover {
  color: #2d5a40;
}
@media (max-width: 768px) {
  .nav-links a:not(.nav-cta) {
    display: none;
  }
}

.nav-cta {
  background: #2d5a40;
  color: #f4f1e8 !important;
  padding: 10px 22px;
  border-radius: 24px;
  font-size: 13px;
  text-decoration: none;
  transition: all 0.25s;
  letter-spacing: 0.02em;
}
.nav-cta:hover {
  background: #4a7a5e !important;
}

.hero {
  padding: 120px 0 140px;
  position: relative;
  overflow: hidden;
}
@media (max-width: 768px) {
  .hero {
    padding: 70px 0 90px;
    min-height: auto;
  }
}

.hero-bg-image-mobile,
.hero-bg-overlay-mobile {
  display: none;
}

@media (max-width: 768px) {
  .hero-bg-image-mobile {
    display: block;
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    background-image: url("https://images.unsplash.com/photo-1556761175-5973dc0f32e7?w=1200&q=80");
    background-size: cover;
    background-position: center;
    z-index: 0;
    opacity: 0.4;
    -webkit-mask-image: linear-gradient(to bottom, transparent 0%, rgba(0, 0, 0, 0.5) 40%, black 100%);
    mask-image: linear-gradient(to bottom, transparent 0%, rgba(0, 0, 0, 0.5) 40%, black 100%);
  }
  .hero-bg-overlay-mobile {
    display: block;
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, #f4f1e8 0%, rgba(244, 241, 232, 0.7) 50%, rgba(244, 241, 232, 0.85) 100%), linear-gradient(to right, rgba(74, 122, 94, 0.04), rgba(31, 44, 37, 0.06));
    z-index: 1;
    pointer-events: none;
  }
}
.hero::after {
  content: "";
  position: absolute;
  bottom: -100px;
  left: -200px;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(74, 122, 94, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero .container {
  position: relative;
  z-index: 3;
}

.hero-eyebrow {
  font-family: "Crimson Pro", serif;
  font-style: italic;
  font-size: 16px;
  color: #2d5a40;
  letter-spacing: 0.05em;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.hero-eyebrow::before {
  content: "";
  width: 32px;
  height: 1px;
  background: #4a7a5e;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 80px;
  align-items: center;
}
@media (max-width: 768px) {
  .hero-grid {
    display: block;
  }
}

.hero h1 {
  font-family: "Noto Serif JP", serif;
  font-weight: 700;
  font-size: clamp(32px, 4.8vw, 60px);
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin-bottom: 32px;
  color: #1f2c25;
  word-break: keep-all;
  overflow-wrap: break-word;
}
.hero h1 .accent {
  color: #2d5a40;
  position: relative;
  display: inline-block;
}
.hero h1 .accent::after {
  content: "";
  position: absolute;
  bottom: 4px;
  left: -4px;
  right: -4px;
  height: 8px;
  background: #a8c4af;
  z-index: -1;
  border-radius: 8px;
  opacity: 0.6;
}

.hero-sub {
  font-size: 18px;
  line-height: 1.85;
  color: #4a5950;
  margin-bottom: 24px;
}

.hero-meta {
  font-family: "Crimson Pro", serif;
  font-size: 14px;
  color: #7c8a7e;
  letter-spacing: 0.04em;
  margin-bottom: 40px;
  display: flex;
  gap: 18px;
  align-items: center;
  flex-wrap: wrap;
}
@media (max-width: 768px) {
  .hero-meta {
    gap: 12px;
    margin-bottom: 28px;
  }
}
.hero-meta span {
  display: flex;
  align-items: center;
  gap: 8px;
}
.hero-meta .dot {
  width: 4px;
  height: 4px;
  background: #4a7a5e;
  border-radius: 50%;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  align-items: center;
  flex-wrap: wrap;
}
@media (max-width: 768px) {
  .hero-ctas {
    gap: 12px;
  }
}

.btn-primary {
  background: #2d5a40;
  color: #f4f1e8;
  padding: 16px 36px;
  border-radius: 100px;
  font-size: 14px;
  text-decoration: none;
  transition: all 0.25s;
  letter-spacing: 0.04em;
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
@media (max-width: 768px) {
  .btn-primary {
    padding: 14px 28px;
    font-size: 13px;
  }
}
.btn-primary:hover {
  background: #4a7a5e;
  transform: translateY(-1px);
}
.btn-primary .arrow {
  transition: transform 0.25s;
}
.btn-primary:hover .arrow {
  transform: translateX(4px);
}

.btn-secondary {
  background: transparent;
  color: #1f2c25;
  padding: 16px 32px;
  border-radius: 100px;
  font-size: 14px;
  text-decoration: none;
  border: 1px solid #1f2c25;
  transition: all 0.25s;
  letter-spacing: 0.04em;
}
@media (max-width: 768px) {
  .btn-secondary {
    padding: 14px 28px;
    font-size: 13px;
  }
}
.btn-secondary:hover {
  background: #1f2c25;
  color: #f4f1e8;
}

@media (max-width: 768px) {
  .hero-phone-wrap {
    display: none;
  }
}

.hero-phone {
  background: #1f2c25;
  border-radius: 32px;
  padding: 40px 24px;
  width: 320px;
  margin-left: auto;
  box-shadow: 0 30px 60px rgba(31, 44, 37, 0.15);
  position: relative;
}

.phone-header {
  background: #2d5a40;
  margin: -40px -24px 16px;
  padding: 16px 24px;
  border-radius: 32px 32px 0 0;
  color: #f4f1e8;
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.phone-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #a8c4af;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #2d5a40;
  font-family: "Crimson Pro", serif;
  font-weight: 500;
}

.phone-name {
  font-weight: 500;
}

.phone-status {
  font-size: 11px;
  color: #a8c4af;
  margin-left: auto;
}

.hero-phone .chat-bubble {
  background: #f4f1e8;
  padding: 12px 16px;
  border-radius: 14px;
  font-size: 13px;
  line-height: 1.6;
  margin-bottom: 12px;
  max-width: 85%;
  color: #1f2c25;
}
.hero-phone .chat-bubble.user {
  background: #06c755;
  color: white;
  margin-left: auto;
  border-radius: 14px 14px 2px 14px;
}
.hero-phone .chat-bubble.bot {
  border-radius: 2px 14px 14px 14px;
}

.value {
  background: #ebe7d8;
}
.value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(31, 44, 37, 0.12);
  border-top: 1px solid rgba(31, 44, 37, 0.12);
  border-bottom: 1px solid rgba(31, 44, 37, 0.12);
  margin-top: 48px;
}
@media (max-width: 768px) {
  .value-grid {
    grid-template-columns: 1fr;
  }
}
.value-card {
  background: #ebe7d8;
  padding: 64px 40px;
  text-align: left;
  position: relative;
}
.value-num {
  font-family: "Crimson Pro", serif;
  font-size: 88px;
  font-weight: 300;
  color: #2d5a40;
  line-height: 1;
  letter-spacing: -0.04em;
  margin-bottom: 16px;
}
.value-num .unit {
  font-size: 24px;
  color: #4a7a5e;
  margin-left: 4px;
  font-style: italic;
}
.value-label {
  font-family: "Noto Serif JP", serif;
  font-size: 18px;
  font-weight: 500;
  margin-bottom: 12px;
  color: #1f2c25;
}
.value-card p {
  font-size: 13px;
  line-height: 1.85;
  color: #4a5950;
}
.value-note {
  margin-top: 40px;
  font-size: 12px;
  color: #7c8a7e;
  font-style: italic;
}

.demo-conversation {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-top: 48px;
  padding: 56px;
  background: #ebe7d8;
  border-radius: 4px;
}
@media (max-width: 768px) {
  .demo-conversation {
    grid-template-columns: 1fr;
    padding: 32px;
  }
}

.demo-phone {
  background: #1f2c25;
  border-radius: 24px;
  padding: 32px 20px;
  max-width: 320px;
  margin: 0 auto;
}

.demo-phone .chat-bubble {
  background: #f4f1e8;
  padding: 12px 16px;
  border-radius: 14px;
  font-size: 13px;
  line-height: 1.6;
  margin-bottom: 12px;
  max-width: 85%;
  color: #1f2c25;
}
.demo-phone .chat-bubble.user {
  background: #06c755;
  color: white;
  margin-left: auto;
  border-radius: 14px 14px 2px 14px;
}
.demo-phone .chat-bubble.bot {
  border-radius: 2px 14px 14px 14px;
}

.demo-info h4 {
  font-family: "Noto Serif JP", serif;
  font-size: 24px;
  font-weight: 500;
  margin-bottom: 16px;
  color: #1f2c25;
}
.demo-info-tag {
  display: inline-block;
  font-family: "Crimson Pro", serif;
  font-style: italic;
  font-size: 12px;
  color: #2d5a40;
  background: #d4e2d5;
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 16px;
  letter-spacing: 0.04em;
}
.demo-info p {
  font-size: 14px;
  line-height: 1.85;
  color: #4a5950;
  margin-bottom: 16px;
}
.demo-info ul {
  list-style: none;
  margin-top: 16px;
}
.demo-info ul li {
  font-size: 13px;
  color: #4a5950;
  padding: 6px 0;
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.demo-info ul li::before {
  content: "◆";
  color: #4a7a5e;
  font-size: 8px;
}

.differ {
  background: #f4f1e8;
}
.differ-quote {
  font-family: "Noto Serif JP", serif;
  font-size: 24px;
  font-style: italic;
  color: #4a5950;
  border-left: 3px solid #4a7a5e;
  padding: 16px 0 16px 32px;
  margin: 48px 0;
  line-height: 1.6;
}
.differ-quote .em {
  color: #2d5a40;
  font-weight: 500;
  font-style: normal;
}
.differ-reasons {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
  margin-bottom: 80px;
}
@media (max-width: 768px) {
  .differ-reasons {
    grid-template-columns: 1fr;
  }
}
.differ-solution {
  background: #2d5a40;
  color: #f4f1e8;
  padding: 56px 48px;
  border-radius: 4px;
  position: relative;
}
.differ-solution h3 {
  font-family: "Noto Serif JP", serif;
  font-size: 28px;
  font-weight: 500;
  margin-bottom: 32px;
  color: #f4f1e8;
  line-height: 1.5;
}
.differ-solution-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
@media (max-width: 768px) {
  .differ-solution-grid {
    grid-template-columns: 1fr;
  }
}
.differ-solution-grid > div {
  border-top: 1px solid rgba(244, 241, 232, 0.2);
  padding-top: 24px;
}
.differ-solution-grid h5 {
  font-family: "Noto Serif JP", serif;
  font-size: 17px;
  font-weight: 500;
  margin-bottom: 12px;
  color: #f4f1e8;
}
.differ-solution-grid p {
  font-size: 13px;
  line-height: 1.85;
  color: rgba(244, 241, 232, 0.8);
}

.reason-card {
  padding: 32px 28px;
  background: #ebe7d8;
  border-radius: 4px;
  position: relative;
}
.reason-card h4 {
  font-family: "Noto Serif JP", serif;
  font-size: 16px;
  font-weight: 500;
  margin-bottom: 12px;
  color: #1f2c25;
  line-height: 1.6;
}
.reason-card p {
  font-size: 13px;
  line-height: 1.85;
  color: #4a5950;
}

.reason-num {
  font-family: "Crimson Pro", serif;
  font-size: 36px;
  font-weight: 300;
  color: #4a7a5e;
  line-height: 1;
  margin-bottom: 16px;
  font-style: italic;
}

.use-cases {
  background: #ebe7d8;
}
.use-cases .use-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  margin-top: 48px;
}
@media (max-width: 768px) {
  .use-cases .use-grid {
    grid-template-columns: 1fr;
  }
}
.use-cases .use-card {
  background: #f4f1e8;
  padding: 40px;
  border-radius: 4px;
  border: 1px solid rgba(31, 44, 37, 0.12);
  transition: all 0.25s;
}
.use-cases .use-card:hover {
  border-color: #4a7a5e;
  transform: translateY(-2px);
}
.use-cases .use-card h3 {
  font-family: "Noto Serif JP", serif;
  font-size: 22px;
  font-weight: 500;
  margin-bottom: 20px;
  color: #1f2c25;
}
.use-cases .use-card ul {
  list-style: none;
}
.use-cases .use-card ul li {
  padding: 8px 0;
  font-size: 14px;
  color: #4a5950;
  border-bottom: 1px dashed rgba(31, 44, 37, 0.12);
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.use-cases .use-card ul li::before {
  content: "→";
  color: #4a7a5e;
  font-weight: 500;
}
.use-cases .use-card ul li:last-child {
  border-bottom: none;
}
.use-cases .use-tag {
  display: inline-block;
  font-family: "Crimson Pro", serif;
  font-style: italic;
  font-size: 12px;
  color: #2d5a40;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}
.use-cases .use-conclusion {
  margin-top: 48px;
  padding: 28px;
  text-align: center;
  font-family: "Noto Serif JP", serif;
  font-size: 17px;
  color: #1f2c25;
  background: #f4f1e8;
  border-radius: 4px;
}
.use-cases .use-conclusion .em {
  color: #2d5a40;
  font-weight: 500;
}

.compare-table {
  border-top: 2px solid #1f2c25;
  margin-top: 48px;
  width: 100%;
}
@media (max-width: 768px) {
  .compare-table {
    overflow-x: auto;
  }
}
.compare-table table {
  width: 100%;
  border-collapse: collapse;
}
@media (max-width: 768px) {
  .compare-table table {
    min-width: 720px;
  }
}
.compare-table th, .compare-table td {
  text-align: left;
  padding: 18px 20px;
  border-bottom: 1px solid rgba(31, 44, 37, 0.12);
  font-size: 13px;
}
.compare-table th {
  font-family: "Noto Serif JP", serif;
  font-weight: 500;
  color: #1f2c25;
  background: #ebe7d8;
}
.compare-table th.ltalk {
  background: #2d5a40;
  color: #f4f1e8;
  font-family: "Crimson Pro", serif;
  font-weight: 500;
  letter-spacing: 0.02em;
}
.compare-table td {
  color: #4a5950;
}
.compare-table td.ltalk {
  background: rgba(74, 122, 94, 0.1);
  color: #1f2c25;
  font-weight: 500;
}
.compare-table tr td:first-child {
  font-weight: 500;
  color: #1f2c25;
}

.compare-conclusion {
  margin-top: 48px;
  padding: 32px;
  background: #ebe7d8;
  border-left: 3px solid #4a7a5e;
  font-family: "Noto Serif JP", serif;
  font-size: 19px;
  line-height: 1.8;
  color: #1f2c25;
}
.compare-conclusion .em {
  color: #2d5a40;
  font-weight: 700;
}

.pricing {
  background: #ebe7d8;
}

.pricing-wrap {
  margin-top: 48px;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}
@media (max-width: 768px) {
  .pricing-wrap {
    max-width: 100%;
  }
}

.price-hero {
  background: #2d5a40;
  color: #f4f1e8;
  padding: 64px 56px;
  border-radius: 4px;
  position: relative;
  overflow: hidden;
}
@media (max-width: 768px) {
  .price-hero {
    padding: 40px 28px;
  }
}
.price-hero::before {
  content: "";
  position: absolute;
  top: -100px;
  right: -100px;
  width: 360px;
  height: 360px;
  background: radial-gradient(circle, rgba(168, 196, 175, 0.18) 0%, transparent 70%);
  pointer-events: none;
}
.price-hero h3 {
  font-family: "Noto Serif JP", serif;
  font-size: 28px;
  font-weight: 500;
  margin-bottom: 8px;
  color: #f4f1e8;
  position: relative;
  z-index: 1;
}
.price-hero .price-sub {
  font-family: "Crimson Pro", serif;
  font-style: italic;
  font-size: 15px;
  color: #a8c4af;
  margin-bottom: 32px;
  letter-spacing: 0.03em;
  position: relative;
  z-index: 1;
}

.price-tag-top {
  display: inline-block;
  font-family: "Crimson Pro", serif;
  font-style: italic;
  font-size: 13px;
  color: #a8c4af;
  letter-spacing: 0.1em;
  margin-bottom: 20px;
  text-transform: uppercase;
  position: relative;
  z-index: 1;
}
.price-tag-top::before {
  content: "";
  display: inline-block;
  width: 32px;
  height: 1px;
  background: #a8c4af;
  vertical-align: middle;
  margin-right: 14px;
}

.price-amount-big {
  font-family: "Crimson Pro", serif;
  font-size: 88px;
  font-weight: 300;
  color: #f4f1e8;
  line-height: 1;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
  position: relative;
  z-index: 1;
}
@media (max-width: 768px) {
  .price-amount-big {
    font-size: 60px;
  }
}
.price-amount-big .yen {
  font-size: 40px;
  margin-right: 8px;
  color: #a8c4af;
  font-weight: 400;
}
@media (max-width: 768px) {
  .price-amount-big .yen {
    font-size: 28px;
  }
}
.price-amount-big .tax {
  font-size: 16px;
  color: rgba(244, 241, 232, 0.6);
  margin-left: 12px;
  font-style: italic;
}

.price-amount-label {
  font-size: 14px;
  color: rgba(244, 241, 232, 0.75);
  margin-bottom: 40px;
  position: relative;
  z-index: 1;
}

.price-divider {
  border: none;
  border-top: 1px solid rgba(244, 241, 232, 0.15);
  margin: 0 0 32px;
  position: relative;
  z-index: 1;
}

.price-features-title {
  font-family: "Crimson Pro", serif;
  font-style: italic;
  font-size: 13px;
  color: #a8c4af;
  letter-spacing: 0.08em;
  margin-bottom: 20px;
  text-transform: uppercase;
  position: relative;
  z-index: 1;
}

.price-features {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px 32px;
  position: relative;
  z-index: 1;
}
@media (max-width: 768px) {
  .price-features {
    grid-template-columns: 1fr;
    gap: 12px;
  }
}
.price-features li {
  font-size: 14px;
  color: rgba(244, 241, 232, 0.9);
  display: flex;
  align-items: baseline;
  gap: 12px;
  line-height: 1.6;
}
.price-features li::before {
  content: "✓";
  color: #a8c4af;
  font-weight: 600;
  flex-shrink: 0;
}

.price-renewal {
  margin-top: 32px;
  padding: 32px 40px;
  background: #f4f1e8;
  border: 1px solid rgba(31, 44, 37, 0.12);
  border-radius: 4px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 32px;
  align-items: start;
}
@media (max-width: 768px) {
  .price-renewal {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 24px;
  }
}
.price-renewal-label {
  font-family: "Crimson Pro", serif;
  font-style: italic;
  font-size: 13px;
  color: #2d5a40;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  line-height: 1.6;
  white-space: nowrap;
}
.price-renewal-text {
  font-size: 14px;
  line-height: 1.85;
  color: #4a5950;
}
.price-renewal-text .em {
  color: #1f2c25;
  font-weight: 500;
}

.price-cta {
  margin-top: 40px;
  text-align: center;
}
.price-cta a {
  background: #2d5a40;
  color: #f4f1e8;
  padding: 18px 48px;
  border-radius: 100px;
  font-size: 14px;
  text-decoration: none;
  transition: all 0.25s;
  letter-spacing: 0.04em;
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.price-cta a:hover {
  background: #4a7a5e;
  transform: translateY(-1px);
}

.pricing-note {
  margin-top: 32px;
  font-size: 12px;
  color: #7c8a7e;
  text-align: center;
  font-style: italic;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 64px;
  position: relative;
}
@media (max-width: 768px) {
  .steps-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}
.steps-grid::before {
  content: "";
  position: absolute;
  top: 32px;
  left: 5%;
  right: 5%;
  height: 1px;
  background: repeating-linear-gradient(to right, #4a7a5e 0, #4a7a5e 4px, transparent 4px, transparent 12px);
}
@media (max-width: 768px) {
  .steps-grid::before {
    display: none;
  }
}

.step-card {
  text-align: left;
  position: relative;
  z-index: 1;
}
.step-card h4 {
  font-family: "Noto Serif JP", serif;
  font-size: 19px;
  font-weight: 500;
  margin-bottom: 12px;
  color: #1f2c25;
}
.step-card p {
  font-size: 13px;
  line-height: 1.85;
  color: #4a5950;
}

.step-num-circle {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: #ebe7d8;
  border: 1px solid #4a7a5e;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: "Crimson Pro", serif;
  font-size: 22px;
  color: #2d5a40;
  margin-bottom: 24px;
  font-style: italic;
  font-weight: 500;
}

.sister {
  padding: 100px 0;
  background: #f4f1e8;
  border-top: 1px solid rgba(31, 44, 37, 0.12);
  border-bottom: 1px solid rgba(31, 44, 37, 0.12);
}
.sister-card {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 60px;
  align-items: center;
  padding: 48px;
  background: #ebe7d8;
  border-radius: 4px;
}
@media (max-width: 768px) {
  .sister-card {
    grid-template-columns: 1fr;
    padding: 32px;
  }
}
.sister-tag {
  font-family: "Crimson Pro", serif;
  font-style: italic;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: #8b5e10;
  margin-bottom: 12px;
  text-transform: uppercase;
}
.sister-logo-img {
  height: 56px;
  width: auto;
  display: block;
}
.sister-content h3 {
  font-family: "Noto Serif JP", serif;
  font-size: 26px;
  font-weight: 500;
  margin-bottom: 16px;
  color: #1f2c25;
  line-height: 1.5;
}
.sister-content p {
  font-size: 15px;
  line-height: 1.85;
  color: #4a5950;
  margin-bottom: 24px;
}
.sister-link {
  color: #8b5e10;
  font-size: 14px;
  text-decoration: none;
  border-bottom: 1px solid #8b5e10;
  padding-bottom: 2px;
  transition: all 0.2s;
}
.sister-link:hover {
  color: #5e3e08;
  border-bottom-width: 2px;
}

.contact {
  background: #1f2c25;
  color: #f4f1e8;
}
.contact .section-num {
  color: #a8c4af;
}
.contact .section-title {
  color: #f4f1e8;
}
.contact .section-lead {
  color: rgba(244, 241, 232, 0.8);
}
.contact-form {
  margin-top: 48px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  max-width: 800px;
}
@media (max-width: 768px) {
  .contact-form {
    grid-template-columns: 1fr;
  }
}

.form-group {
  display: flex;
  flex-direction: column;
}
.form-group.full {
  grid-column: 1/-1;
}
.form-group label {
  font-family: "Crimson Pro", serif;
  font-style: italic;
  font-size: 13px;
  color: #a8c4af;
  margin-bottom: 8px;
  letter-spacing: 0.04em;
}
.form-group label .req {
  color: #f5a4a4;
}
.form-group input, .form-group select, .form-group textarea {
  background: transparent;
  border: none;
  border-bottom: 1px solid rgba(244, 241, 232, 0.3);
  color: #f4f1e8;
  padding: 12px 0;
  font-size: 14px;
  font-family: inherit;
  transition: border-color 0.2s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none;
  border-bottom-color: #a8c4af;
}
.form-group textarea {
  border: 1px solid rgba(244, 241, 232, 0.3);
  padding: 14px;
  border-radius: 4px;
  resize: vertical;
  min-height: 120px;
}

.form-checkbox {
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(244, 241, 232, 0.9);
  font-size: 13px;
}

.form-submit {
  grid-column: 1/-1;
  margin-top: 16px;
}
.form-submit button {
  background: #a8c4af;
  color: #2d5a40;
  border: none;
  padding: 18px 40px;
  border-radius: 100px;
  font-size: 14px;
  font-family: inherit;
  font-weight: 500;
  cursor: pointer;
  letter-spacing: 0.04em;
  transition: all 0.25s;
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.form-submit button:hover {
  background: #f4f1e8;
}

.form-note {
  grid-column: 1/-1;
  font-size: 12px;
  color: rgba(244, 241, 232, 0.6);
  font-style: italic;
  margin-top: 8px;
}

footer {
  background: #1f2c25;
  color: rgba(244, 241, 232, 0.6);
  padding: 60px 0 40px;
  border-top: 1px solid rgba(244, 241, 232, 0.1);
}
footer .container {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
}
@media (max-width: 768px) {
  footer .container {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}
footer .brand-block .footer-logo {
  height: 36px;
  width: auto;
  display: block;
  margin-bottom: 16px;
}
footer .brand-block p {
  font-size: 13px;
  line-height: 1.85;
}
footer h5 {
  font-family: "Crimson Pro", serif;
  font-style: italic;
  font-size: 13px;
  color: #a8c4af;
  margin-bottom: 16px;
  letter-spacing: 0.05em;
}
footer ul {
  list-style: none;
}
footer ul li {
  margin-bottom: 10px;
  font-size: 13px;
}
footer ul li a {
  color: rgba(244, 241, 232, 0.7);
  text-decoration: none;
  transition: color 0.2s;
}
footer ul li a:hover {
  color: #a8c4af;
}

.footer-bottom {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid rgba(244, 241, 232, 0.1);
  font-size: 12px;
  color: rgba(244, 241, 232, 0.4);
  text-align: center;
  font-family: "Crimson Pro", serif;
  letter-spacing: 0.05em;
}