/*
Theme Name: TOSHI Ferment
Theme URI: https://202603312135sur75mye.conohawing.com/
Author: Toshi Ferment
Author URI: https://202603312135sur75mye.conohawing.com/
Description: 発酵食品と健康を愛する50代のためのナチュラル・オーガニックブログテーマ。白・緑・木目の温かみあるデザイン。
Version: 1.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: toshi-ferment
Tags: blog, japanese, organic, natural, food
*/

/* ===================================================
   CSS Variables - カラーパレット
=================================================== */
:root {
  --color-bg:         #FAFAF5;
  --color-bg-warm:    #F5F0E8;
  --color-white:      #FFFFFF;
  --color-green-dark: #3D6B4A;
  --color-green:      #4A7C59;
  --color-green-mid:  #6B9E78;
  --color-green-light:#A8C8A8;
  --color-green-pale: #E8F2E8;
  --color-wood:       #8B7355;
  --color-wood-light: #C4A882;
  --color-wood-pale:  #F0E8D8;
  --color-text:       #2C2A26;
  --color-text-mid:   #5C5848;
  --color-text-light: #8C8878;
  --color-border:     #D8D0C0;
  --color-accent:     #C8A45A;

  --font-serif:  'Noto Serif JP', 'Georgia', serif;
  --font-sans:   'Noto Sans JP', 'Hiragino Kaku Gothic ProN', sans-serif;

  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  16px;
  --shadow-sm:  0 2px 8px rgba(61,107,74,0.08);
  --shadow-md:  0 4px 20px rgba(61,107,74,0.12);
}

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

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

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

img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-green); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--color-green-dark); }

/* ===================================================
   Typography
=================================================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  line-height: 1.5;
  color: var(--color-text);
}
h1 { font-size: 2rem; }
h2 { font-size: 1.6rem; }
h3 { font-size: 1.3rem; }
p  { margin-bottom: 1.2em; }

/* ===================================================
   Layout
=================================================== */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

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

.content-area {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 48px;
  padding: 48px 0 64px;
  flex: 1;
}

@media (max-width: 768px) {
  .content-area { grid-template-columns: 1fr; }
}

/* ===================================================
   Header
=================================================== */
.site-header {
  background: var(--color-white);
  border-bottom: 3px solid var(--color-green-light);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  max-width: 1100px;
  margin: 0 auto;
}

.site-branding { display: flex; align-items: center; gap: 14px; }

.site-logo-icon {
  width: 48px;
  height: 48px;
  background: var(--color-green);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
}

.site-title {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-green-dark);
  letter-spacing: 0.05em;
  line-height: 1.2;
}

.site-tagline {
  font-size: 0.72rem;
  color: var(--color-text-light);
  letter-spacing: 0.04em;
  margin-top: 2px;
}

/* Navigation */
.site-nav ul {
  display: flex;
  list-style: none;
  gap: 32px;
}

.site-nav a {
  font-size: 0.9rem;
  color: var(--color-text-mid);
  font-weight: 500;
  padding: 4px 0;
  border-bottom: 2px solid transparent;
  transition: all 0.2s;
}

.site-nav a:hover {
  color: var(--color-green);
  border-bottom-color: var(--color-green);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--color-text-mid);
  border-radius: 2px;
}

@media (max-width: 768px) {
  .site-nav { display: none; }
  .hamburger { display: flex; }
}

/* ===================================================
   Hero Section
=================================================== */
.site-hero {
  background: linear-gradient(135deg, var(--color-green-pale) 0%, var(--color-wood-pale) 100%);
  border-bottom: 1px solid var(--color-border);
  overflow: hidden;
  position: relative;
}

.site-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(74,124,89,0.08) 0%, transparent 60%),
    radial-gradient(circle at 80% 30%, rgba(139,115,85,0.06) 0%, transparent 50%);
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  max-width: 1100px;
  margin: 0 auto;
  padding: 64px 24px;
  position: relative;
  z-index: 1;
}

.hero-eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--color-green);
  background: rgba(74,124,89,0.1);
  border: 1px solid var(--color-green-light);
  border-radius: 20px;
  padding: 4px 14px;
  margin-bottom: 16px;
  text-transform: uppercase;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: 2.4rem;
  line-height: 1.4;
  color: var(--color-text);
  margin-bottom: 16px;
}

.hero-title span { color: var(--color-green-dark); }

.hero-description {
  font-size: 1rem;
  color: var(--color-text-mid);
  line-height: 1.9;
  margin-bottom: 28px;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px;
}

.hero-tag {
  font-size: 0.78rem;
  padding: 4px 12px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  color: var(--color-text-mid);
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-green);
  color: var(--color-white);
  padding: 12px 28px;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 0.95rem;
  box-shadow: var(--shadow-md);
  transition: all 0.2s;
}
.hero-cta:hover {
  background: var(--color-green-dark);
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(61,107,74,0.2);
}

/* Hero Profile Card */
.hero-profile-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
  text-align: center;
  position: relative;
}

.hero-profile-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-green), var(--color-wood-light));
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.profile-avatar {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-green-pale), var(--color-wood-pale));
  border: 3px solid var(--color-green-light);
  margin: 0 auto 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 40px;
}

.profile-name {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 4px;
}

.profile-label {
  font-size: 0.78rem;
  color: var(--color-green);
  font-weight: 700;
  letter-spacing: 0.08em;
  background: var(--color-green-pale);
  padding: 2px 10px;
  border-radius: 20px;
  display: inline-block;
  margin-bottom: 16px;
}

.profile-bio {
  font-size: 0.85rem;
  color: var(--color-text-mid);
  line-height: 1.8;
  text-align: left;
}

.profile-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
}

.stat-item { text-align: center; }
.stat-num {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-green-dark);
  display: block;
}
.stat-label {
  font-size: 0.7rem;
  color: var(--color-text-light);
  margin-top: 2px;
}

@media (max-width: 768px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-title { font-size: 1.8rem; }
}

/* ===================================================
   Category Banner
=================================================== */
.category-banner {
  background: var(--color-green-dark);
  padding: 20px 0;
}

.category-banner-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  overflow-x: auto;
}

.category-banner-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-green-light);
  white-space: nowrap;
  text-transform: uppercase;
}

.category-pills {
  display: flex;
  gap: 10px;
}

.category-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 20px;
  color: rgba(255,255,255,0.9);
  font-size: 0.82rem;
  white-space: nowrap;
  transition: all 0.2s;
}
.category-pill:hover {
  background: rgba(255,255,255,0.2);
  color: white;
}

/* ===================================================
   Post Cards
=================================================== */
.posts-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
}

.section-title {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: 10px;
}
.section-title::before {
  content: '';
  width: 4px;
  height: 1.3rem;
  background: var(--color-green);
  border-radius: 2px;
  display: inline-block;
}

.posts-grid { display: flex; flex-direction: column; gap: 24px; }

.post-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all 0.25s;
  display: grid;
  grid-template-columns: 200px 1fr;
}

.post-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-green-light);
}

.post-card-thumb {
  background: linear-gradient(135deg, var(--color-green-pale), var(--color-wood-pale));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
  min-height: 160px;
  position: relative;
  overflow: hidden;
}

.post-card-thumb::after {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 10px,
    rgba(139,115,85,0.04) 10px,
    rgba(139,115,85,0.04) 20px
  );
}

.post-card-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
}

.post-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.post-category-badge {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--color-green-dark);
  background: var(--color-green-pale);
  border: 1px solid var(--color-green-light);
  padding: 2px 10px;
  border-radius: 20px;
}

.post-date {
  font-size: 0.78rem;
  color: var(--color-text-light);
}

.post-card-title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--color-text);
  margin-bottom: 10px;
  line-height: 1.6;
}

.post-card-title a { color: inherit; }
.post-card-title a:hover { color: var(--color-green); }

.post-card-excerpt {
  font-size: 0.88rem;
  color: var(--color-text-mid);
  line-height: 1.8;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.post-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--color-border);
}

.read-more-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-green);
}
.read-more-link:hover { color: var(--color-green-dark); }
.read-more-link::after { content: '→'; transition: transform 0.2s; }
.read-more-link:hover::after { transform: translateX(3px); }

@media (max-width: 600px) {
  .post-card { grid-template-columns: 1fr; }
  .post-card-thumb { min-height: 120px; }
}

/* ===================================================
   Sidebar
=================================================== */
.sidebar { display: flex; flex-direction: column; gap: 28px; }

.widget {
  background: var(--color-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.widget-header {
  padding: 14px 20px;
  background: var(--color-green-pale);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  gap: 8px;
}

.widget-title {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-green-dark);
}

.widget-body { padding: 20px; }

/* Profile Widget */
.widget-profile { text-align: center; }
.widget-profile .avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-green-pale), var(--color-wood-pale));
  border: 3px solid var(--color-green-light);
  margin: 0 auto 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
}
.widget-profile .name {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 4px;
}
.widget-profile .role {
  font-size: 0.75rem;
  color: var(--color-green);
  font-weight: 700;
  background: var(--color-green-pale);
  padding: 2px 10px;
  border-radius: 20px;
  display: inline-block;
  margin-bottom: 12px;
}
.widget-profile .bio {
  font-size: 0.82rem;
  color: var(--color-text-mid);
  line-height: 1.8;
  text-align: left;
}

/* Category List */
.category-list { list-style: none; }
.category-list li {
  border-bottom: 1px solid var(--color-border);
}
.category-list li:last-child { border-bottom: none; }
.category-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  color: var(--color-text-mid);
  font-size: 0.88rem;
  transition: color 0.2s;
}
.category-list a:hover { color: var(--color-green); }
.category-list a span {
  background: var(--color-green-pale);
  color: var(--color-green-dark);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 20px;
}

/* Fermentation Tips Widget */
.tip-box {
  background: var(--color-wood-pale);
  border-left: 3px solid var(--color-wood);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  margin-bottom: 12px;
}
.tip-box:last-child { margin-bottom: 0; }
.tip-title {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-wood);
  margin-bottom: 4px;
}
.tip-text {
  font-size: 0.8rem;
  color: var(--color-text-mid);
  line-height: 1.7;
}

/* ===================================================
   Single Post
=================================================== */
.post-header {
  background: linear-gradient(135deg, var(--color-green-pale), var(--color-wood-pale));
  padding: 48px 0 32px;
  border-bottom: 1px solid var(--color-border);
}

.post-header-inner {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 24px;
}

.post-title-main {
  font-family: var(--font-serif);
  font-size: 2rem;
  line-height: 1.5;
  color: var(--color-text);
  margin: 16px 0;
}

.post-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 48px 24px;
}

.post-content p { margin-bottom: 1.6em; font-size: 1rem; line-height: 2; }
.post-content h2 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--color-green-dark);
  border-left: 4px solid var(--color-green);
  padding-left: 16px;
  margin: 48px 0 20px;
}
.post-content h3 {
  font-size: 1.2rem;
  color: var(--color-text);
  margin: 32px 0 14px;
}
.post-content ul, .post-content ol {
  padding-left: 1.5em;
  margin-bottom: 1.6em;
}
.post-content li {
  margin-bottom: 0.5em;
  line-height: 1.9;
  font-size: 0.95rem;
}
.post-content blockquote {
  background: var(--color-green-pale);
  border-left: 4px solid var(--color-green);
  padding: 20px 24px;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: 24px 0;
  font-style: italic;
  color: var(--color-text-mid);
}

/* Author Box */
.author-box {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px;
  display: flex;
  align-items: flex-start;
  gap: 20px;
  margin-top: 48px;
  box-shadow: var(--shadow-sm);
}
.author-box .avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-green-pale), var(--color-wood-pale));
  border: 3px solid var(--color-green-light);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
}
.author-name { font-family: var(--font-serif); font-weight: 700; margin-bottom: 6px; }
.author-bio { font-size: 0.85rem; color: var(--color-text-mid); line-height: 1.8; }

/* ===================================================
   Pagination
=================================================== */
.pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 40px;
}
.page-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  color: var(--color-text-mid);
  font-size: 0.9rem;
  background: var(--color-white);
  transition: all 0.2s;
}
.page-link:hover, .page-link.current {
  background: var(--color-green);
  border-color: var(--color-green);
  color: white;
}

/* ===================================================
   Footer
=================================================== */
.site-footer {
  background: var(--color-green-dark);
  color: rgba(255,255,255,0.85);
  margin-top: auto;
}

.footer-main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 48px 24px 32px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
}

.footer-brand .site-title { color: white; font-size: 1.3rem; margin-bottom: 12px; }
.footer-brand .tagline { font-size: 0.85rem; color: rgba(255,255,255,0.6); line-height: 1.8; }

.footer-nav h4 {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-green-light);
  margin-bottom: 16px;
}
.footer-nav ul { list-style: none; }
.footer-nav li { margin-bottom: 10px; }
.footer-nav a { font-size: 0.85rem; color: rgba(255,255,255,0.7); transition: color 0.2s; }
.footer-nav a:hover { color: white; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 16px 24px;
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.5);
}

@media (max-width: 768px) {
  .footer-main { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}

/* ===================================================
   Decorative Elements
=================================================== */
.wood-divider {
  height: 6px;
  background: repeating-linear-gradient(
    90deg,
    var(--color-wood-light) 0px,
    var(--color-wood) 4px,
    var(--color-wood-light) 8px,
    var(--color-wood-pale) 12px,
    var(--color-wood-light) 16px
  );
  opacity: 0.5;
}

.leaf-accent {
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--color-green);
  border-radius: 50% 0;
  transform: rotate(45deg);
  margin-right: 6px;
}