@charset "UTF-8";

:root {
  --color-main: #3f7d3a;
  --color-main-dark: #2c5a29;
  --color-accent: #f2f8f0;
  --color-text: #333333;
  --color-text-sub: #666666;
  --color-border: #e0e0e0;
  --color-white: #ffffff;
  --font-base: "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-base);
  color: var(--color-text);
  line-height: 1.9;
  font-size: 15px;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-main);
  text-decoration: none;
}

a:hover {
  opacity: 0.75;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ---------- Header ---------- */
.header {
  border-bottom: 3px solid var(--color-main);
}

.header__top {
  background: var(--color-accent);
  font-size: 13px;
  text-align: right;
  padding: 6px 20px;
  color: var(--color-text-sub);
}

.header__top strong {
  color: var(--color-main-dark);
  font-size: 16px;
  margin-left: 8px;
}

.header__inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.header__logo img {
  height: 35px;
  width: auto;
}

.gnav__list {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
}

.gnav__list a {
  color: var(--color-text);
  font-size: 14px;
  font-weight: 600;
  padding: 6px 0;
  border-bottom: 2px solid transparent;
}

.gnav__list a:hover {
  color: var(--color-main);
  border-bottom-color: var(--color-main);
  opacity: 1;
}

/* ---------- Breadcrumb ---------- */
.breadcrumb {
  background: var(--color-accent);
  padding: 12px 0;
  font-size: 13px;
  color: var(--color-text-sub);
}

/* ---------- Hero ---------- */
.hero img {
  width: 100%;
  height: 600px;
  object-fit: cover;
  display: block;
}

.hero__title {
  width: 100%;
  background: var(--color-main-dark);
  color: var(--color-white);
  padding: 24px 20px;
  margin: 0;
  font-size: 24px;
  text-align: center;
}

.page-title {
  background: var(--color-main-dark);
  color: var(--color-white);
  text-align: center;
  padding: 48px 20px;
  margin: 0;
  font-size: 26px;
}

/* ---------- Section common ---------- */
section {
  padding: 60px 0;
}

.section__title {
  font-size: 24px;
  color: var(--color-main-dark);
  text-align: center;
  margin: 0 0 40px;
  position: relative;
  padding-bottom: 16px;
}

.section__title::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 48px;
  height: 3px;
  background: var(--color-main);
}

.lead {
  text-align: center;
  color: var(--color-text-sub);
  max-width: 760px;
  margin: 0 auto 40px;
}

/* ---------- Intro ---------- */
.intro {
  background: var(--color-accent);
}

.intro__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.intro__text p {
  margin: 0 0 1.2em;
}

/* ---------- Cases ---------- */
.cases__list {
  display: grid;
  gap: 20px;
}

.cases__list li {
  background: var(--color-white);
  border-left: 4px solid var(--color-main);
  padding: 20px 24px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.06);
}

/* ---------- Features ---------- */
.features {
  background: var(--color-accent);
}

.features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.features__item {
  background: var(--color-white);
  padding: 30px 24px;
  border-radius: 4px;
}

.features__item img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  border-radius: 4px;
  margin-bottom: 20px;
}

.features__item h3 {
  color: var(--color-main-dark);
  font-size: 17px;
  margin: 0 0 12px;
}

.features__item p {
  font-size: 14px;
  color: var(--color-text-sub);
  margin: 0;
}

/* ---------- Area / Info table ---------- */
.info-table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 auto;
  max-width: 700px;
}

.info-table th,
.info-table td {
  border: 1px solid var(--color-border);
  padding: 14px 20px;
  text-align: left;
  font-size: 14px;
}

.info-table th {
  background: var(--color-accent);
  width: 30%;
  color: var(--color-main-dark);
}

/* ---------- Blog list ---------- */
.blog-teaser {
  background: var(--color-accent);
}

.blog-teaser__list {
  border-top: 1px solid var(--color-border);
}

.blog-teaser__list li {
  border-bottom: 1px solid var(--color-border);
  font-size: 14px;
}

.blog-teaser__list li a {
  display: block;
  padding: 18px 8px;
  color: var(--color-text);
  position: relative;
  padding-left: 24px;
}

.blog-teaser__list li a::before {
  content: "\203A";
  position: absolute;
  left: 4px;
  color: var(--color-main);
  font-weight: bold;
}

.blog-teaser__list li a:hover {
  color: var(--color-main);
  opacity: 1;
}

.blog-teaser__date {
  color: var(--color-text-sub);
  flex-shrink: 0;
}

.blog-teaser__more {
  text-align: center;
  margin-top: 30px;
}

.blog-teaser__more a {
  display: inline-block;
  background: var(--color-accent);
  border: 1px solid var(--color-border);
  color: var(--color-text-sub);
  padding: 12px 40px;
  border-radius: 30px;
  font-size: 13px;
}

.blog-list {
  display: grid;
  gap: 24px;
}

.blog-list__item {
  border: 1px solid var(--color-border);
  padding: 24px;
}

.blog-list__item.is-hidden {
  display: none;
}

.blog-list__count {
  text-align: center;
  color: var(--color-text-sub);
  font-size: 13px;
  margin: 24px 0 0;
}

#loadMoreBtn {
  display: inline-block;
  background: var(--color-accent);
  border: 1px solid var(--color-border);
  color: var(--color-text-sub);
  padding: 12px 40px;
  border-radius: 30px;
  font-size: 13px;
  cursor: pointer;
  font-family: inherit;
}

#loadMoreBtn:hover {
  opacity: 0.8;
}

.blog-list__date {
  color: var(--color-text-sub);
  font-size: 13px;
}

.blog-list__item h3 {
  margin: 8px 0 0;
  font-size: 17px;
}

/* ---------- Article ---------- */
.article {
  max-width: 760px;
  margin: 0 auto;
  padding: 60px 20px;
}

.article__date {
  color: var(--color-text-sub);
  font-size: 13px;
}

.article__title {
  color: var(--color-main-dark);
  font-size: 24px;
  margin: 8px 0 32px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--color-main);
}

.article__body h2 {
  color: var(--color-main-dark);
  font-size: 19px;
  margin: 2em 0 0.8em;
}

.article__body h3 {
  color: var(--color-main-dark);
  font-size: 16px;
  margin: 1.6em 0 0.6em;
  padding-top: 1.6em;
  border-top: 1px dashed var(--color-border);
}

.article__body h3:first-of-type {
  border-top: none;
  padding-top: 0;
}

.section-divider {
  border: none;
  border-top: 1px dashed var(--color-border);
  margin: 0;
}

.article__body p {
  margin: 0 0 1.4em;
}

.article__body img {
  margin: 0 0 1.4em;
  border-radius: 4px;
}

.article__nav {
  margin-top: 48px;
  text-align: center;
}

.article__nav a {
  display: inline-block;
  border: 1px solid var(--color-main);
  padding: 10px 28px;
  border-radius: 2px;
}

/* ---------- Contact ---------- */
.contact-lead {
  text-align: center;
  margin-bottom: 40px;
}

.tel-box {
  text-align: center;
  background: var(--color-accent);
  padding: 24px;
  margin-bottom: 40px;
  font-size: 15px;
}

.tel-box strong {
  color: var(--color-main-dark);
  font-size: 22px;
  margin-left: 8px;
}

.privacy-box {
  background: var(--color-accent);
  padding: 24px 28px;
  font-size: 13px;
  color: var(--color-text-sub);
  margin-bottom: 40px;
}

.privacy-box h3 {
  color: var(--color-main-dark);
  font-size: 14px;
  margin: 0 0 12px;
}

.privacy-box ul {
  padding-left: 1.2em;
  list-style: disc;
}

.form-table {
  width: 100%;
  border-collapse: collapse;
  max-width: 700px;
  margin: 0 auto;
}

.form-table th,
.form-table td {
  padding: 16px 12px;
  border-bottom: 1px solid var(--color-border);
  text-align: left;
  vertical-align: top;
}

.form-table th {
  width: 30%;
  font-size: 14px;
  font-weight: 600;
}

.required {
  color: #c0392b;
  font-size: 12px;
  margin-left: 6px;
}

.form-table input[type="text"],
.form-table input[type="email"],
.form-table textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: 2px;
  font-size: 14px;
  font-family: inherit;
}

.form-table textarea {
  min-height: 160px;
  resize: vertical;
}

.form-error {
  color: #c0392b;
  font-size: 12px;
  margin: 4px 0 0;
}

.form-submit {
  text-align: center;
  margin-top: 32px;
  margin-bottom: 50px;
}

.form-submit button {
  background: var(--color-main);
  color: var(--color-white);
  border: none;
  padding: 14px 56px;
  font-size: 15px;
  border-radius: 2px;
  cursor: pointer;
}

.form-submit button:hover {
  background: var(--color-main-dark);
}

.form-notice {
  background: #fdecea;
  color: #c0392b;
  padding: 16px 20px;
  margin: 0 auto 30px;
  max-width: 700px;
  border-radius: 4px;
  font-size: 14px;
}

.form-success {
  text-align: center;
  padding: 60px 20px;
}

.form-success h2 {
  color: var(--color-main-dark);
}

/* ---------- Sitemap ---------- */
.sitemap-list {
  max-width: 700px;
  margin: 0 auto;
}

.sitemap-list li {
  border-bottom: 1px solid var(--color-border);
  padding: 14px 0;
}

/* ---------- Page top button ---------- */
.pagetop {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 48px;
  height: 48px;
  z-index: 200;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity 0.3s, transform 0.3s, visibility 0.3s;
}

.pagetop.is-show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.pagetop img {
  width: 100%;
  height: 100%;
}

@media (max-width: 768px) {
  .pagetop {
    right: 16px;
    bottom: 16px;
    width: 40px;
    height: 40px;
  }
}

/* ---------- Footer ---------- */
.footer {
  background: var(--color-main-dark);
  color: var(--color-white);
  padding: 40px 0 20px;
  margin-top: 40px;
}

.footer__inner {
  text-align: center;
}

.footer__nav {
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.footer__nav a {
  color: var(--color-white);
  font-size: 13px;
}

.footer__info {
  font-size: 13px;
  opacity: 0.85;
  margin: 0 0 16px;
}

.footer__copy {
  font-size: 12px;
  opacity: 0.6;
  margin: 0;
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  .header__inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .gnav__list {
    gap: 16px;
    font-size: 13px;
  }

  .hero img {
    height: 200px;
  }

  .hero__title {
    font-size: 18px;
    padding: 14px;
  }

  .page-title {
    font-size: 20px;
    padding: 32px 20px;
  }

  section {
    padding: 40px 0;
  }

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

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

  .info-table th {
    width: 40%;
  }

  .form-table th,
  .form-table td {
    display: block;
    width: 100%;
  }

  .form-table th {
    padding-bottom: 4px;
  }
}

/* お問い合わせフォーム：補足・同意・画像認証 */
.form-hint {
  margin: 6px 0 0;
  font-size: 0.85em;
  color: #777;
}

.privacy-agree {
  margin: 20px 0;
  font-size: 0.95em;
  text-align: center;
  padding-top: 30px;
}

.privacy-agree input[type="checkbox"] {
  margin-right: 6px;
  vertical-align: middle;
}

.captcha-box {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}

.captcha-box img {
  border: 1px solid #ccc;
  background: #f5f5f5;
}

.captcha-box button {
  padding: 6px 12px;
  font-size: 0.85em;
  cursor: pointer;
  background: #fff;
  border: 1px solid #999;
  border-radius: 4px;
}

.captcha-box button:hover {
  background: #eee;
}