/*
Theme Name: Kumamoto Shigoto Lab
Theme URI: https://kumamoto-shigoto.jp/
Author: Kumamoto Shigoto Lab
Description: 熊本しごと発見ラボ用の軽量WordPressテーマ。スマホファースト、サイドバーなし、KSLトップページ用CSS込み。
Version: 0.1.0
Requires at least: 6.0
Tested up to: 6.8
Requires PHP: 7.4
License: GPL-2.0-or-later
Text Domain: kumamoto-shigoto-lab
*/

:root {
  --ksl-color-main: #1f7a6d;
  --ksl-color-accent: #f6b84b;
  --ksl-color-bg: #f8fbfa;
  --ksl-color-soft: #eef7f4;
  --ksl-color-white: #ffffff;
  --ksl-color-text: #25302f;
  --ksl-color-muted: #667371;
  --ksl-color-border: #dbe7e4;
  --ksl-radius: 18px;
  --ksl-shadow: 0 10px 24px rgba(31, 122, 109, 0.06);
  --ksl-max-width: 760px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--ksl-color-bg);
  color: var(--ksl-color-text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Yu Gothic", "YuGothic", sans-serif;
  line-height: 1.7;
  font-size: 16px;
}

a { color: inherit; }
img { max-width: 100%; height: auto; }

.ksl-theme-header {
  background: var(--ksl-color-bg);
  border-bottom: 1px solid var(--ksl-color-border);
}

.ksl-theme-header__inner {
  width: 100%;
  max-width: var(--ksl-max-width);
  margin: 0 auto;
  padding: 18px 20px 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.ksl-theme-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.ksl-theme-brand img {
  width: 34px;
  height: 34px;
  border-radius: 10px;
}

.ksl-theme-nav {
  display: flex;
  gap: 14px;
  align-items: center;
  font-size: 0.9rem;
  color: var(--ksl-color-muted);
}

.ksl-theme-nav a { text-decoration: none; }
.ksl-theme-main { width: 100%; }

.ksl-theme-article {
  width: 100%;
  max-width: var(--ksl-max-width);
  margin: 0 auto;
  padding: 48px 20px 96px;
}

.ksl-theme-article h1 {
  font-size: 1.9rem;
  line-height: 1.35;
  margin: 0 0 24px;
}

.ksl-theme-article h2 {
  font-size: 1.45rem;
  line-height: 1.4;
  margin: 42px 0 16px;
}

.ksl-theme-article p { margin: 0 0 1.2em; }

.ksl-theme-meta {
  color: var(--ksl-color-muted);
  font-size: 0.9rem;
  margin-bottom: 24px;
}

.ksl-theme-footer {
  background: var(--ksl-color-soft);
  border-top: 1px solid var(--ksl-color-border);
}

.ksl-theme-footer__inner {
  width: 100%;
  max-width: var(--ksl-max-width);
  margin: 0 auto;
  padding: 34px 20px 96px;
  color: var(--ksl-color-muted);
  font-size: 0.9rem;
}

.ksl-theme-footer a { color: var(--ksl-color-muted); }

/* KSLトップページ用 */
.ksl-page,
.ksl-page * { box-sizing: border-box; }

.ksl-page a {
  color: inherit;
  text-decoration: none;
}

.ksl-page {
  background-color: var(--ksl-color-bg);
  color: var(--ksl-color-text);
  line-height: 1.6;
  margin: 0;
  padding: 0;
  padding-bottom: 88px;
}

.ksl-section { padding: 50px 20px; }
.ksl-section--soft { background-color: var(--ksl-color-soft); }
.ksl-section--accent { background-color: var(--ksl-color-accent); color: var(--ksl-color-text); }

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

.ksl-eyebrow {
  display: block;
  font-size: 0.85rem;
  color: var(--ksl-color-main);
  font-weight: bold;
  letter-spacing: 0.05em;
  margin-bottom: 10px;
}

.ksl-heading {
  font-size: 1.65rem;
  font-weight: bold;
  line-height: 1.35;
  margin: 0 0 16px 0;
}

.ksl-hero .ksl-heading { font-size: clamp(2rem, 7vw, 3rem); }

.ksl-lead {
  font-size: 0.95rem;
  color: var(--ksl-color-muted);
  margin: 0 0 24px 0;
}

.ksl-hero .ksl-lead { font-size: 1.02rem; }

.ksl-text {
  font-size: 0.95rem;
  margin: 0 0 16px 0;
}

.ksl-button-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
  margin-top: 20px;
}

.ksl-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 24px;
  border-radius: var(--ksl-radius);
  font-weight: bold;
  font-size: 1rem;
  width: 100%;
  text-align: center;
  text-decoration: none;
  border: none;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.ksl-button--primary,
.ksl-button--primary:visited {
  background-color: var(--ksl-color-main);
  color: #ffffff;
}

.ksl-button--secondary,
.ksl-button--secondary:visited {
  background-color: var(--ksl-color-accent);
  color: var(--ksl-color-text);
  border: 1px solid var(--ksl-color-border);
}

.ksl-card-grid,
.ksl-post-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  width: 100%;
}

.ksl-card,
.ksl-post-card {
  background-color: var(--ksl-color-white);
  border-radius: var(--ksl-radius);
  border: 1px solid var(--ksl-color-border);
  box-shadow: var(--ksl-shadow);
  color: inherit;
  display: block;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.ksl-card { padding: 20px; }

.ksl-card__label {
  display: inline-block;
  background-color: var(--ksl-color-soft);
  color: var(--ksl-color-main);
  font-size: 0.75rem;
  font-weight: bold;
  padding: 4px 10px;
  border-radius: 30px;
  margin-bottom: 12px;
}

.ksl-card__title {
  font-size: 1.15rem;
  font-weight: bold;
  margin: 0 0 8px 0;
  line-height: 1.4;
}

.ksl-card__text,
.ksl-post-card__text {
  font-size: 0.9rem;
  color: var(--ksl-color-muted);
  margin: 0;
}

.ksl-post-card { padding: 18px; }

.ksl-post-card__category {
  font-size: 0.75rem;
  color: var(--ksl-color-main);
  font-weight: bold;
  margin-bottom: 4px;
  display: block;
}

.ksl-post-card__title {
  font-size: 1rem;
  font-weight: bold;
  line-height: 1.45;
  margin: 0;
}

.ksl-post-card__text { margin: 6px 0 0; }

.ksl-card:active,
.ksl-post-card:active,
.ksl-button:active { transform: scale(0.99); }

@media (hover: hover) {
  .ksl-card:hover,
  .ksl-post-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 28px rgba(31, 122, 109, 0.10);
  }
  .ksl-button:hover { opacity: 0.9; }
}

.ksl-footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 0.9rem;
  color: var(--ksl-color-muted);
}

.ksl-footer-links a {
  color: var(--ksl-color-muted);
  text-decoration: none;
}

.ksl-bottom-cta {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  width: 100%;
  height: 64px;
  background-color: var(--ksl-color-white);
  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.05);
  display: flex;
  border-top: 1px solid var(--ksl-color-border);
  z-index: 9999;
}

.ksl-bottom-cta__link,
.ksl-bottom-cta__link:visited {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 0.95rem;
  color: var(--ksl-color-text);
  text-decoration: none;
}

.ksl-bottom-cta__link:first-child,
.ksl-bottom-cta__link:first-child:visited {
  border-right: 1px solid var(--ksl-color-border);
  background-color: var(--ksl-color-soft);
  color: var(--ksl-color-main);
}

@media (min-width: 768px) {
  .ksl-bottom-cta {
    width: 100%;
    max-width: var(--ksl-max-width);
    left: 50%;
    right: auto;
    transform: translateX(-50%);
    border-left: 1px solid var(--ksl-color-border);
    border-right: 1px solid var(--ksl-color-border);
    border-radius: 18px 18px 0 0;
  }
  .ksl-button-group { flex-direction: row; }
}

@supports (padding-bottom: env(safe-area-inset-bottom)) {
  .ksl-page,
  .ksl-theme-footer__inner,
  .ksl-theme-article {
    padding-bottom: calc(88px + env(safe-area-inset-bottom));
  }

  .ksl-bottom-cta {
    height: calc(64px + env(safe-area-inset-bottom));
    padding-bottom: env(safe-area-inset-bottom);
  }
}

@media (max-width: 767px) {
  .ksl-theme-nav { display: none; }
  .ksl-theme-header__inner { padding: 16px 18px 10px; }
  .ksl-section { padding: 42px 18px; }
}