/*
Theme Name: Fukumoto Physio
Theme URI: https://fukumoto-physio-tokyo.com/
Author: Sento Inc.
Description: ふくもと鍼灸治療院 公式WordPressテーマ - 渋谷の鍼灸・整体治療院
Version: 1.0.0
Text Domain: fukumoto-physio
*/

/* ============================================
   CSS Custom Properties
   ============================================ */
:root {
  /* Colors */
  --color-white: #FFFFFF;
  --color-cream: #FDF8F0;
  --color-cream-dark: #F5EDE0;
  --color-brown: #8B6914;
  --color-brown-light: #A68530;
  --color-brown-dark: #6B4F0E;
  --color-gray: #495774;
  --color-gray-light: #6B7A94;
  --color-text: #333333;
  --color-text-light: #666666;
  --color-border: #E0D8CC;
  --color-link: #0000EE;
  --color-link-hover: #0040FF;

  /* Typography */
  --font-serif: "Noto Serif JP", "Yu Mincho", "游明朝", serif;
  --font-sans: "Noto Sans JP", "Hiragino Sans", "Yu Gothic", sans-serif;

  /* Font sizes (body scale — 本文系は3段階に統合。見出しは各所で個別指定) */
  --fs-sm: 0.8rem;
  --fs-base: 0.95rem;
  --fs-lg: 1.15rem;

  /* Spacing */
  --section-padding: 80px 0;
  --container-width: 1100px;
  --container-padding: 0 20px;

  /* Transitions */
  --transition: 0.3s ease;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
}

/* ============================================
   Reset & Base
   ============================================ */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 18px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background-color: var(--color-white);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

a:hover {
  color: var(--color-link-hover);
}

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 500;
  line-height: 1.4;
  color: var(--color-text);
}

/* ============================================
   Utility Classes
   ============================================ */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: var(--container-padding);
}

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