/*
Theme Name: Furuki Juku
Theme URI: https://furuki-juku.com
Author: Furuki Juku
Description: Furuki塾ランディングページ用カスタムテーマ
Version: 1.0.0
License: GNU General Public License v2 or later
Text Domain: furuki-juku
*/

/* ===========================
   リセット & ベース
=========================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --color-primary: #2c5f2e;
  --color-accent: #97bc62;
  --color-dark: #1a1a1a;
  --color-text: #333333;
  --color-bg: #ffffff;
  --color-bg-light: #f8f7f4;
  --font-base: 'Noto Sans JP', sans-serif;
  --font-heading: 'Noto Serif JP', serif;
}

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

body {
  font-family: var(--font-base);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

/* ===========================
   レイアウト
=========================== */
.container {
  width: 90%;
  max-width: 1100px;
  margin: 0 auto;
}

section {
  padding: 80px 0;
}

/* ===========================
   ヘッダー
=========================== */
#site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  z-index: 100;
  border-bottom: 1px solid rgba(0,0,0,0.08);
}

#site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.site-logo {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
}

.site-nav a {
  margin-left: 2rem;
  font-size: 0.9rem;
  color: var(--color-text);
  transition: color 0.2s;
}

.site-nav a:hover {
  color: var(--color-primary);
}

/* ===========================
   メインコンテンツ
=========================== */
#site-main {
  padding-top: 64px;
}

/* ===========================
   フッター
=========================== */
#site-footer {
  background: var(--color-dark);
  color: rgba(255,255,255,0.7);
  text-align: center;
  padding: 2rem 0;
  font-size: 0.85rem;
}