/*
Theme Name: こじはん
Theme URI: https://kojihan.com
Author: さとみ食堂
Author URI: https://kojihan.com
Description: 福島の田んぼ仕事のおやつ「こじはん」——さとみ食堂の店主日記テーマ
Version: 1.3.0
Requires at least: 6.0
Tested up to: 6.8
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: kojihan
Tags: blog, food, one-column, custom-menu, featured-images, translation-ready
*/

/* ==========================================================================
   CSS Variables — ほのぼの田舎・薄い色合い
   ========================================================================== */

:root {
  /* ロゴの稲穂から採色 */
  --color-rice-yellow: #e1bc64;
  --color-rice-green: #9eb284;

  --color-bg: #f9f7f1;
  --color-bg-soft: #f3f6ee;
  --color-bg-warm: #faf5e8;
  --color-surface: #fffcf7;
  --color-heading: #3d3830;
  --color-text: #4f493f;
  --color-text-muted: #787168;
  --color-accent: #e1bc64;
  --color-accent-light: #f3e8c8;
  --color-accent-dark: #c9a04a;
  --color-green: #9eb284;
  --color-green-light: #eef3e6;
  --color-border: #e8e4d8;
  --color-link: #9a7d4f;

  --font-sans: "Zen Maru Gothic", "Hiragino Maru Gothic ProN", "Hiragino Sans", "Yu Gothic", Meiryo, sans-serif;

  --max-width: 720px;
  --max-width-wide: 1100px;
  --sidebar-width: 260px;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2.5rem;
  --spacing-xl: 4rem;

  --radius: 12px;
  --radius-sm: 6px;
  --shadow: 0 1px 6px rgba(90, 83, 72, 0.04);
  --transition: 0.2s ease;
}

/* ==========================================================================
   Reset & Base
   ========================================================================== */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 18px;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.9;
  color: var(--color-text);
  background-color: var(--color-bg);
  background-image:
    radial-gradient(ellipse 80% 50% at 10% 0%, rgba(158, 178, 132, 0.22) 0%, transparent 70%),
    radial-gradient(ellipse 70% 45% at 90% 5%, rgba(225, 188, 100, 0.18) 0%, transparent 65%),
    radial-gradient(ellipse 90% 55% at 50% 100%, rgba(158, 178, 132, 0.14) 0%, transparent 60%),
    linear-gradient(165deg, var(--color-bg-warm) 0%, var(--color-bg-soft) 50%, var(--color-bg) 100%);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-link);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--transition);
}

a:hover,
a:focus {
  color: var(--color-accent-dark);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-sans);
  font-weight: 500;
  line-height: 1.5;
  color: var(--color-heading);
  margin-top: 0;
  margin-bottom: var(--spacing-sm);
}

h1 { font-size: 1.6rem; }
h2 { font-size: 1.35rem; }
h3 { font-size: 1.15rem; }

p {
  margin-top: 0;
  margin-bottom: var(--spacing-md);
}

ul, ol {
  margin-top: 0;
  margin-bottom: var(--spacing-md);
  padding-left: 1.5rem;
}

blockquote {
  margin: var(--spacing-md) 0;
  padding: var(--spacing-sm) var(--spacing-md);
  border-left: 3px solid var(--color-green);
  background: var(--color-bg-warm);
  color: var(--color-text-muted);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

/* ==========================================================================
   Layout
   ========================================================================== */

.site-container {
  min-height: 100vh;
}

.site-layout {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.site-sidebar {
  background: #ffffff;
  border-bottom: 1px solid var(--color-border);
}

.site-sidebar__inner {
  padding: var(--spacing-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
}

.site-content {
  flex: 1;
  min-width: 0;
}

.site-main {
  width: 100%;
  max-width: var(--max-width-wide);
  margin: 0 auto;
  padding: var(--spacing-lg) var(--spacing-md);
}

.content-area {
  max-width: var(--max-width);
  margin: 0 auto;
}

/* ==========================================================================
   Sidebar
   ========================================================================== */

.site-branding {
  text-align: center;
  width: 100%;
}

.site-logo {
  margin: 0;
  line-height: 0;
  width: 100%;
}

.site-logo__link {
  display: block;
  width: 100%;
  text-decoration: none;
}

.site-logo__img {
  display: block;
}

.site-logo__img--desktop {
  display: none;
}

.site-logo__img--mobile {
  width: 100%;
  height: auto;
}

@media (max-width: 767px) {
  .site-branding {
    margin-left: calc(-1 * var(--spacing-md));
    margin-right: calc(-1 * var(--spacing-md));
    width: calc(100% + 2 * var(--spacing-md));
  }
}

/* Navigation */
.main-navigation {
  width: 100%;
}

.main-navigation ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-xs) var(--spacing-md);
}

.main-navigation a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 500;
  padding: var(--spacing-xs) 0;
  border-bottom: 2px solid transparent;
  transition: border-color var(--transition), color var(--transition);
}

.main-navigation a:hover,
.main-navigation .current-menu-item > a {
  color: var(--color-accent-dark);
  border-bottom-color: var(--color-accent);
}

.site-sidebar__footer {
  text-align: center;
  padding-top: var(--spacing-sm);
  border-top: 1px solid var(--color-border);
  width: 100%;
}

.site-sidebar__tagline {
  margin: 0 0 var(--spacing-xs);
  font-size: 0.75rem;
  line-height: 1.7;
  color: var(--color-text-muted);
}

.site-sidebar__copy {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.site-sidebar__copy a {
  color: var(--color-text-muted);
  text-decoration: none;
}

.site-sidebar__copy a:hover {
  color: var(--color-accent-dark);
}

/* ==========================================================================
   Page Header
   ========================================================================== */

.page-header {
  margin-bottom: var(--spacing-lg);
  text-align: left;
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--color-border);
}

.page-header--diary {
  border-bottom: none;
  padding-bottom: 0;
}

.page-header--diary::after {
  content: "";
  display: block;
  width: 48px;
  height: 3px;
  margin: var(--spacing-sm) 0 0;
  background: linear-gradient(90deg, var(--color-rice-green), var(--color-rice-yellow), var(--color-rice-green));
  border-radius: 2px;
  opacity: 0.7;
}

.page-header__title {
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--color-heading);
  margin-bottom: var(--spacing-xs);
}

.page-header__description {
  color: var(--color-text-muted);
  font-size: 1rem;
  margin: 0;
  line-height: 1.7;
}

/* ==========================================================================
   Diary（店主の日記）
   ========================================================================== */

.diary-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.diary-entry {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color var(--transition);
}

.diary-entry:hover {
  border-color: var(--color-accent-light);
}

.diary-entry__thumbnail {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--color-bg-warm);
}

.diary-entry__thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.diary-entry__body {
  padding: var(--spacing-md) var(--spacing-lg);
}

.diary-entry__date {
  margin-bottom: var(--spacing-xs);
}

.diary-date {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
}

.diary-entry__title {
  margin-bottom: var(--spacing-sm);
  font-size: 1.15rem;
  font-weight: 500;
}

.diary-entry__title a {
  color: var(--color-heading);
  text-decoration: none;
}

.diary-entry__title a:hover {
  color: var(--color-accent-dark);
}

.diary-entry__excerpt {
  font-size: 1rem;
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
  line-height: 1.8;
}

.diary-entry__excerpt p:last-child {
  margin-bottom: 0;
}

.read-more {
  display: inline-block;
  font-size: 0.85rem;
  color: var(--color-accent-dark);
  text-decoration: none;
  font-weight: 500;
}

.read-more:hover {
  color: var(--color-accent);
  text-decoration: underline;
}

/* Single diary */
.diary-single {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--spacing-lg);
}

.diary-single__header {
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--color-border);
}

.diary-single__date {
  margin-bottom: var(--spacing-xs);
}

.diary-single__title {
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--color-heading);
  margin: 0;
}

.diary-single__thumbnail {
  margin-bottom: var(--spacing-lg);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--color-bg-warm);
}

.diary-single__content {
  font-size: 1.0625rem;
  line-height: 2;
  color: var(--color-text);
}

.diary-single__content h2 {
  margin-top: var(--spacing-lg);
  padding-bottom: var(--spacing-xs);
  border-bottom: 1px solid var(--color-border);
}

.diary-single__footer {
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border);
}

.post-tags {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.post-tags a {
  color: var(--color-text-muted);
}

/* ==========================================================================
   Fixed Pages
   ========================================================================== */

.page-content {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--spacing-lg);
}

.page-content__header {
  text-align: left;
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--color-border);
}

.page-content__logo {
  margin-bottom: var(--spacing-sm);
}

.page-content__logo img {
  width: 140px;
  height: auto;
  margin: 0 auto;
}

.page-content__title {
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--color-heading);
  margin: 0;
}

.page-content__body {
  font-size: 1.0625rem;
  line-height: 2;
  color: var(--color-text);
}

.page-content--menu .page-content__body ul {
  list-style: none;
  padding: 0;
  margin: var(--spacing-md) 0;
}

.page-content--menu .page-content__body ul li {
  padding: var(--spacing-sm) var(--spacing-md);
  margin-bottom: var(--spacing-xs);
  background: var(--color-bg-warm);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--color-accent-light);
}

.page-content--events .page-content__body {
  text-align: left;
}

/* ==========================================================================
   Pagination
   ========================================================================== */

.pagination {
  margin-top: var(--spacing-xl);
  display: flex;
  justify-content: center;
}

.pagination .nav-links {
  display: flex;
  gap: var(--spacing-xs);
  align-items: center;
}

.pagination a,
.pagination span {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  text-decoration: none;
}

.pagination a {
  background: var(--color-surface);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.pagination a:hover {
  background: var(--color-accent-light);
  color: var(--color-text);
  border-color: var(--color-accent-light);
}

.pagination .current {
  background: var(--color-accent-light);
  color: var(--color-text);
  border: 1px solid var(--color-accent-light);
}

/* Post navigation */
.post-navigation {
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border);
}

.post-navigation .nav-links {
  display: flex;
  justify-content: space-between;
  gap: var(--spacing-md);
}

.post-navigation a {
  text-decoration: none;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.post-navigation a:hover {
  color: var(--color-accent-dark);
}

.post-navigation .nav-subtitle {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.post-navigation .nav-title {
  display: block;
  font-weight: 500;
  color: var(--color-text);
}

/* ==========================================================================
   Comments
   ========================================================================== */

.comments-area {
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-border);
}

.comments-title {
  font-size: 1.15rem;
  font-weight: 500;
  margin-bottom: var(--spacing-md);
}

.comment-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.comment {
  margin-bottom: var(--spacing-md);
  padding: var(--spacing-md);
  background: var(--color-bg-soft);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
}

.comment-form label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-size: 0.85rem;
}

.comment-form input[type="text"],
.comment-form input[type="email"],
.comment-form input[type="url"],
.comment-form textarea {
  width: 100%;
  padding: var(--spacing-xs) var(--spacing-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 1rem;
  background: var(--color-surface);
  margin-bottom: var(--spacing-sm);
}

.comment-form input:focus,
.comment-form textarea:focus {
  outline: 2px solid var(--color-accent-light);
  outline-offset: 1px;
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.button,
input[type="submit"],
button[type="submit"] {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-md);
  background: var(--color-accent-light);
  color: var(--color-text);
  border: 1px solid var(--color-accent-light);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--transition), border-color var(--transition);
}

.button:hover,
input[type="submit"]:hover,
button[type="submit"]:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}

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

@media (min-width: 768px) {
  .site-layout {
    flex-direction: row;
    align-items: stretch;
  }

  .site-sidebar {
    width: var(--sidebar-width);
    flex-shrink: 0;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
    border-bottom: none;
    border-right: 1px solid var(--color-border);
  }

  .site-sidebar__inner {
    min-height: 100%;
    padding: var(--spacing-lg) var(--spacing-md);
    align-items: stretch;
  }

  .site-branding {
    text-align: center;
  }

  .site-logo__img--desktop {
    display: block;
    width: 160px;
    height: auto;
    margin: 0 auto;
  }

  .site-logo__img--mobile {
    display: none;
  }

  .site-logo__link {
    display: inline-block;
    width: auto;
  }

  .main-navigation ul {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .main-navigation a {
    display: block;
    padding: var(--spacing-xs) 0;
    border-bottom: none;
    border-left: 3px solid transparent;
    padding-left: var(--spacing-sm);
  }

  .main-navigation a:hover,
  .main-navigation .current-menu-item > a {
    border-bottom: none;
    border-left-color: var(--color-accent);
    background: var(--color-bg-warm);
  }

  .site-sidebar__footer {
    margin-top: auto;
    text-align: left;
  }

  .site-main {
    padding: var(--spacing-xl) var(--spacing-lg);
  }

  h1 { font-size: 1.75rem; }
  .page-header__title { font-size: 1.75rem; }
  .diary-single__title { font-size: 1.75rem; }
  .page-content__title { font-size: 1.75rem; }
}

@media (min-width: 1024px) {
  :root {
    --sidebar-width: 280px;
    --max-width: 760px;
  }
}

/* ==========================================================================
   404 & Search
   ========================================================================== */

.error-404,
.search-no-results {
  text-align: center;
  padding: var(--spacing-xl) var(--spacing-md);
}

.error-404__title {
  font-size: 3.5rem;
  font-weight: 500;
  color: var(--color-accent-light);
  margin-bottom: var(--spacing-sm);
}

.search-form {
  display: flex;
  gap: var(--spacing-xs);
  max-width: 400px;
  margin: var(--spacing-md) auto 0;
}

.search-form input[type="search"] {
  flex: 1;
  padding: var(--spacing-xs) var(--spacing-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 1rem;
  background: var(--color-surface);
}

.search-form input[type="search"]:focus {
  outline: 2px solid var(--color-accent-light);
  outline-offset: 1px;
}

/* ==========================================================================
   WordPress Core
   ========================================================================== */

.alignleft {
  float: left;
  margin: 0 var(--spacing-md) var(--spacing-sm) 0;
}

.alignright {
  float: right;
  margin: 0 0 var(--spacing-sm) var(--spacing-md);
}

.aligncenter {
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.wp-caption {
  max-width: 100%;
}

.wp-caption-text {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-align: center;
  margin-top: var(--spacing-xs);
}

.screen-reader-text {
  clip: rect(1px, 1px, 1px, 1px);
  position: absolute !important;
  height: 1px;
  width: 1px;
  overflow: hidden;
}