/* =========================================================
   LAND SAT - style.css
   Color: deep green / white / light beige / black
   ========================================================= */

:root {
  --green-900: #173a26;
  --green-800: #1f4a32;
  --green-700: #25593b;
  --green-600: #2f6c47;
  --green-50:  #eaf2ec;

  --beige-50:  #f7f3ea;
  --beige-100: #efe9d8;
  --beige-200: #e6dec8;

  --ink-900: #1a1a1a;
  --ink-700: #333333;
  --ink-500: #5a5a5a;
  --ink-300: #9a9a9a;
  --ink-100: #e3e3e3;

  --white: #ffffff;

  --shadow-sm: 0 2px 6px rgba(0,0,0,.06);
  --shadow-md: 0 6px 20px rgba(0,0,0,.08);
  --shadow-lg: 0 12px 36px rgba(0,0,0,.12);

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;

  --container: 1120px;

  --font-jp: "Noto Sans JP", "Hiragino Sans", "Yu Gothic", "Meiryo", sans-serif;
  --font-serif: "Noto Serif JP", "Hiragino Mincho ProN", "Yu Mincho", serif;
}

/* ---------- Reset / Base ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
body {
  margin: 0;
  font-family: var(--font-jp);
  font-size: 17px;
  line-height: 1.85;
  color: var(--ink-900);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
}
ul {
  margin: 0;
  padding: 0;
  list-style: none;
}
h1, h2, h3, h4 {
  margin: 0;
  line-height: 1.4;
}
p {
  margin: 0;
}
em {
  font-style: normal;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.sp-only {
  display: none;
}

/* ---------- Brand Mark ---------- */
.brand-mark {
  display: inline-flex;
  flex-direction: column;
  gap: 2px;
  width: 32px;
}
.brand-mark span {
  display: block;
  height: 4px;
  background: var(--green-800);
  border-radius: 1px;
}
.brand-mark span:nth-child(1) { width: 60%; }
.brand-mark span:nth-child(2) { width: 80%; }
.brand-mark span:nth-child(3) { width: 100%; }
.brand-mark span:nth-child(4) { width: 90%; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  background: var(--white);
  border-bottom: 1px solid var(--ink-100);
  box-shadow: var(--shadow-sm);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: 76px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}
.brand-en {
  font-size: 10px;
  letter-spacing: 0.06em;
  color: var(--green-700);
}
.brand-name {
  font-size: 22px;
  font-weight: 900;
  letter-spacing: 0.12em;
  color: var(--green-800);
}
.header-nav {
  display: flex;
  gap: 28px;
  font-size: 15px;
  font-weight: 500;
}
.header-nav a {
  color: var(--ink-700);
  position: relative;
  padding: 6px 0;
  transition: color .2s;
}
.header-nav a:hover {
  color: var(--green-800);
}
.header-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--green-800);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .25s;
}
.header-nav a:hover::after {
  transform: scaleX(1);
}
.header-tel {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  padding: 8px 18px;
  background: var(--green-800);
  color: var(--white);
  border-radius: var(--radius-sm);
  line-height: 1.2;
  font-weight: 700;
  transition: background .2s;
}
.header-tel:hover {
  background: var(--green-700);
}
.tel-label {
  font-size: 11px;
  letter-spacing: 0.05em;
}
.tel-num {
  font-size: 16px;
  letter-spacing: 0.02em;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  background:
    linear-gradient(180deg, rgba(247,243,234,.95) 0%, rgba(247,243,234,.7) 100%),
    var(--beige-50);
  padding: 80px 0 96px;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 90% 10%, rgba(31,74,50,.08), transparent 40%),
    radial-gradient(circle at 10% 90%, rgba(31,74,50,.06), transparent 40%);
  pointer-events: none;
}
.hero-inner {
  position: relative;
  text-align: center;
}
.hero-tags {
  display: inline-flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 12px;
  margin-bottom: 32px;
}
.hero-tags span {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 700;
  color: var(--green-800);
  background: var(--white);
  border: 1px solid var(--green-50);
  border-radius: 999px;
}
.hero-tags span::before {
  content: "●";
  margin-right: 6px;
  color: var(--green-700);
  font-size: 10px;
}
.hero-title {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(28px, 4.6vw, 48px);
  line-height: 1.45;
  color: var(--ink-900);
  letter-spacing: 0.02em;
}
.hero-title em {
  color: var(--green-800);
  font-weight: 900;
  letter-spacing: 0.06em;
}
.hero-lead {
  margin-top: 28px;
  font-size: clamp(15px, 1.6vw, 18px);
  color: var(--ink-700);
  line-height: 2;
}
.hero-cta {
  margin-top: 40px;
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 32px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.04em;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  transition: transform .15s, background .2s, color .2s, border-color .2s;
  cursor: pointer;
  min-width: 220px;
  text-align: center;
}
.btn:hover {
  transform: translateY(-1px);
}
.btn-primary {
  background: var(--green-800);
  color: var(--white);
  border-color: var(--green-800);
}
.btn-primary:hover {
  background: var(--green-700);
  border-color: var(--green-700);
}
.btn-outline {
  background: var(--white);
  color: var(--green-800);
  border-color: var(--green-800);
}
.btn-outline:hover {
  background: var(--green-50);
}
.btn-large {
  padding: 22px 36px;
  font-size: 18px;
  min-width: 260px;
  line-height: 1.4;
}
.btn-stack {
  flex-direction: column;
  gap: 6px;
}
.btn-stack .btn-icon-wrap {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.btn-large small {
  display: block;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
  opacity: .92;
}
.btn-icon {
  font-size: 18px;
}

/* ---------- Section common ---------- */
.section {
  padding: 96px 0;
}
.section-title {
  font-family: var(--font-serif);
  font-size: clamp(24px, 3.4vw, 36px);
  font-weight: 700;
  text-align: center;
  margin-bottom: 56px;
  position: relative;
  color: var(--ink-900);
  letter-spacing: 0.04em;
  word-break: keep-all;
  overflow-wrap: anywhere;
  line-height: 1.5;
}
.section-title-en {
  display: block;
  font-family: var(--font-jp);
  font-size: 14px;
  letter-spacing: 0.4em;
  font-weight: 700;
  color: var(--green-700);
  margin-bottom: 8px;
}
.section-title::after {
  content: "";
  display: block;
  width: 56px;
  height: 3px;
  background: var(--green-800);
  margin: 20px auto 0;
}

/* ---------- Cases ---------- */
.section-cases {
  background: var(--white);
}
.case-list {
  display: grid;
  gap: 56px;
}
.case-card {
  background: var(--beige-50);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
}
.case-card-title {
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 700;
  color: var(--white);
  background: var(--green-800);
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  margin-bottom: 24px;
  display: inline-block;
}
.ba-pair {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 16px;
}
.ba-item {
  position: relative;
  margin: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  background: var(--ink-100);
  aspect-ratio: 4 / 3;
}
.ba-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.ba-label {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
  padding: 4px 14px;
  font-size: 13px;
  font-weight: 700;
  color: var(--white);
  border-radius: 4px;
  letter-spacing: 0.05em;
}
.ba-label-before {
  background: var(--ink-700);
}
.ba-label-after {
  background: var(--green-800);
}
.ba-arrow {
  font-size: 28px;
  color: var(--green-700);
  font-weight: 900;
}
.case-points {
  margin-top: 24px;
  display: grid;
  gap: 10px;
}
.case-points li {
  position: relative;
  padding-left: 30px;
  font-size: 16px;
  color: var(--ink-700);
  line-height: 1.7;
}
.case-points li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  width: 22px;
  height: 22px;
  background: var(--green-800);
  color: var(--white);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  margin-top: 3px;
}

/* ---------- Services ---------- */
.section-services {
  background: var(--beige-50);
}
.service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}
.service-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 36px 24px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: transform .2s, box-shadow .2s;
  border-top: 4px solid var(--green-800);
  display: flex;
  flex-direction: column;
  align-items: center;
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.service-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 20px;
  color: var(--green-800);
  background: var(--green-50);
  border-radius: 50%;
  padding: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.service-icon svg {
  width: 100%;
  height: 100%;
}
.service-name {
  font-size: 22px;
  font-weight: 700;
  color: var(--green-800);
  margin-bottom: 18px;
  letter-spacing: 0.03em;
  position: relative;
  padding-bottom: 14px;
}
.service-name::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 32px;
  height: 2px;
  background: var(--green-700);
  transform: translateX(-50%);
}
.service-desc {
  font-size: 15px;
  color: var(--ink-700);
  line-height: 1.9;
  text-align: center;
}

/* ---------- Reasons ---------- */
.section-reasons {
  background: var(--white);
}
.reason-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.reason-card {
  background: var(--green-50);
  border-radius: var(--radius-md);
  padding: 32px 20px;
  text-align: center;
  border: 1px solid rgba(31,74,50,.1);
}
.reason-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 16px;
  color: var(--green-800);
}
.reason-icon svg {
  width: 100%;
  height: 100%;
}
.reason-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--green-800);
  margin-bottom: 12px;
  line-height: 1.5;
}
.reason-desc {
  font-size: 14px;
  color: var(--ink-700);
  line-height: 1.7;
}

/* ---------- CTA ---------- */
.section-cta {
  background: linear-gradient(135deg, var(--green-800), var(--green-900));
  color: var(--white);
}
.section-cta .section-title {
  color: var(--white);
}
.section-cta .section-title::after {
  background: var(--beige-100);
}
.cta-box {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 56px;
  align-items: center;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.12);
  padding: 48px;
  border-radius: var(--radius-lg);
}
.cta-title {
  font-family: var(--font-serif);
  font-size: clamp(28px, 3.2vw, 36px);
  margin-bottom: 24px;
  letter-spacing: 0.06em;
  color: var(--beige-100);
}
.cta-bubbles {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
}
.cta-bubbles span {
  display: inline-block;
  background: var(--white);
  color: var(--green-800);
  padding: 10px 18px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
  width: fit-content;
}
.cta-lead {
  font-size: 16px;
  line-height: 2;
  color: var(--beige-100);
}
.cta-actions {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.section-cta .btn-primary {
  background: var(--white);
  color: var(--green-800);
  border-color: var(--white);
}
.section-cta .btn-primary:hover {
  background: var(--beige-100);
  border-color: var(--beige-100);
}
.section-cta .btn-outline {
  background: transparent;
  color: var(--white);
  border-color: var(--white);
}
.section-cta .btn-outline:hover {
  background: rgba(255,255,255,.1);
}

/* ---------- Contact ---------- */
.section-contact {
  background: var(--beige-50);
}
.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}
.contact-card {
  background: var(--green-800);
  color: var(--white);
  border-radius: var(--radius-md);
  padding: 36px 32px;
  position: relative;
}
.contact-greeting {
  background: var(--beige-100);
  color: var(--green-800);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 14px;
  text-align: center;
  margin-bottom: 24px;
  display: inline-block;
}
.contact-rep {
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(255,255,255,.2);
}
.contact-rep-label {
  font-size: 14px;
  color: var(--beige-200);
}
.contact-rep-name {
  font-size: 26px;
  font-weight: 900;
  letter-spacing: 0.08em;
}
.contact-rep-en {
  font-size: 13px;
  color: var(--beige-200);
  letter-spacing: 0.06em;
}
.contact-info {
  display: grid;
  gap: 14px;
  margin: 0;
}
.contact-info > div {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 12px;
  align-items: start;
}
.contact-info dt {
  font-size: 12px;
  color: var(--beige-200);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding-top: 4px;
}
.contact-info dd {
  margin: 0;
  font-size: 15px;
  font-weight: 500;
  line-height: 1.6;
}
.contact-info a {
  color: var(--white);
  border-bottom: 1px solid rgba(255,255,255,.4);
  transition: border-color .2s;
}
.contact-info a:hover {
  border-bottom-color: var(--white);
}
.addr-zip,
.addr-line {
  display: block;
  white-space: nowrap;
}
.addr-line {
  word-break: keep-all;
}

.contact-buttons {
  display: grid;
  gap: 16px;
  align-content: start;
}
.contact-btn {
  display: grid;
  grid-template-columns: 56px 1fr;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: transform .15s, box-shadow .2s;
  border: 1px solid var(--ink-100);
}
.contact-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.contact-btn-icon {
  width: 56px;
  height: 56px;
  background: var(--green-800);
  color: var(--white);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
}
.contact-btn > div,
.contact-btn-text {
  min-width: 0;
}
.contact-btn-label {
  font-size: 13px;
  color: var(--ink-500);
  display: block;
}
.contact-btn-value {
  font-size: 18px;
  font-weight: 700;
  color: var(--green-800);
  display: block;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--green-900);
  color: var(--beige-100);
  padding: 48px 0 96px;
}
.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 16px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.footer-brand .brand-mark span {
  background: var(--beige-100);
}
.footer-brand-name {
  font-size: 22px;
  font-weight: 900;
  letter-spacing: 0.12em;
  color: var(--white);
}
.footer-services {
  font-size: 13px;
  letter-spacing: 0.05em;
  color: var(--beige-200);
}
.footer-copy {
  font-size: 12px;
  color: var(--beige-200);
  opacity: .7;
}

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  left: 50%;
  bottom: 110px;
  transform: translateX(-50%);
  background: var(--green-900);
  color: var(--white);
  padding: 14px 22px;
  border-radius: 8px;
  box-shadow: 0 10px 28px rgba(0,0,0,.25);
  z-index: 200;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.02em;
  max-width: calc(100vw - 32px);
  text-align: center;
  animation: toast-in .25s ease;
}
.toast.toast-leave {
  animation: toast-out .25s ease forwards;
}
@keyframes toast-in {
  from { opacity: 0; transform: translate(-50%, 16px); }
  to   { opacity: 1; transform: translate(-50%, 0); }
}
@keyframes toast-out {
  to { opacity: 0; transform: translate(-50%, 16px); }
}
@media (min-width: 721px) {
  .toast { bottom: 40px; }
}

/* ---------- Fixed CTA (SP only) ---------- */
.fixed-cta {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 80;
  display: none;
  background: rgba(23,58,38,.96);
  backdrop-filter: blur(6px);
  border-top: 1px solid rgba(255,255,255,.12);
}
.fixed-cta-btn {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 12px 4px;
  font-size: 13px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.05em;
  gap: 2px;
}
.fixed-cta-btn + .fixed-cta-btn {
  border-left: 1px solid rgba(255,255,255,.12);
}
.fixed-cta-tel {
  background: var(--green-700);
}
.fixed-cta-mail {
  background: var(--green-800);
}
.fixed-cta-icon {
  font-size: 22px;
}

/* =========================================================
   Responsive
   ========================================================= */

@media (max-width: 960px) {
  .header-nav { display: none; }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .reason-grid { grid-template-columns: repeat(2, 1fr); }
  .cta-box { grid-template-columns: 1fr; gap: 32px; padding: 32px; }
  .contact-wrap { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .sp-only { display: inline; }

  .header-inner { height: 60px; gap: 8px; }
  .brand { gap: 8px; }
  .brand-en { font-size: 8px; white-space: nowrap; }
  .brand-name { font-size: 17px; letter-spacing: 0.08em; white-space: nowrap; }
  .brand-mark { width: 22px; }
  .brand-mark span { height: 3px; }
  .header-tel {
    padding: 6px 10px;
    flex-shrink: 0;
  }
  .tel-label { font-size: 10px; }
  .tel-num { font-size: 13px; white-space: nowrap; }

  .hero { padding: 48px 0 56px; }
  .hero-tags { margin-bottom: 24px; }
  .hero-tags span { font-size: 12px; padding: 4px 10px; }
  .hero-title {
    font-size: 23px;
    line-height: 1.6;
    word-break: keep-all;
    overflow-wrap: anywhere;
  }
  .hero-title em {
    font-size: 26px;
    letter-spacing: 0.04em;
  }
  .hero-lead { margin-top: 20px; font-size: 15px; line-height: 1.9; }
  .hero-cta { margin-top: 28px; flex-direction: column; gap: 12px; }
  .btn { width: 100%; min-width: 0; padding: 14px 20px; }

  .section { padding: 64px 0; }
  .section-title { margin-bottom: 36px; }

  .case-card { padding: 20px; }
  .case-card-title {
    font-size: 16px;
    padding: 10px 16px;
    display: block;
    text-align: center;
  }
  .ba-pair {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .ba-arrow {
    transform: rotate(90deg);
    font-size: 22px;
  }
  .case-points li { font-size: 15px; }

  .service-grid { grid-template-columns: 1fr; gap: 20px; }
  .service-card { padding: 24px 20px; }

  .reason-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .reason-card { padding: 24px 12px; }
  .reason-title { font-size: 16px; }
  .reason-desc { font-size: 13px; }

  .cta-box { padding: 24px; }
  .cta-actions .btn { min-width: 0; }
  .btn-large { padding: 18px 24px; font-size: 16px; }

  .contact-card { padding: 28px 20px; }
  .contact-rep-name { font-size: 22px; }
  .contact-info > div { grid-template-columns: 70px 1fr; }
  .contact-btn { padding: 14px 16px; grid-template-columns: 44px 1fr; gap: 12px; }
  .contact-btn-icon { width: 44px; height: 44px; font-size: 18px; }
  .contact-btn-value { font-size: 16px; }

  .site-footer { padding: 36px 0 96px; }

  .fixed-cta { display: flex; }
}