/*
Theme Name: PrivateDietitian - Premium Nutrition Concierge Portal
Theme URI: https://privatedietitians.com/
Author: Codex
Description: 管理栄養士ポータル向けのWordPressテーマ。管理栄養士検索、栄養相談Q&A、目的別導線、記事一覧を想定。
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.5
Requires PHP: 8.0
Text Domain: nutrition-portal
*/

:root {
  --color-ink: #1d2939;
  --color-muted: #667085;
  --color-border: #d0d5dd;
  --color-line: #eaecf0;
  --color-bg: #f7f8fb;
  --color-surface: #ffffff;
  --color-primary: #15803d;
  --color-primary-dark: #166534;
  --color-accent: #b45309;
  --shadow-sm: 0 1px 2px rgba(16, 24, 40, 0.06);
  --shadow-md: 0 10px 24px rgba(16, 24, 40, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: -apple-system, BlinkMacSystemFont, "Helvetica Neue", "Yu Gothic", YuGothic, Meiryo, sans-serif;
  line-height: 1.7;
}

a {
  color: var(--color-primary-dark);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.site-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-line);
}

.site-header__inner,
.site-footer__inner,
.container {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.topbar {
  padding: 8px 0;
  color: var(--color-muted);
  font-size: 13px;
  border-bottom: 1px solid var(--color-line);
}

.site-header__main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px 0;
}

.site-branding {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.site-title {
  color: var(--color-ink);
  font-size: 24px;
  font-weight: 800;
  line-height: 1.2;
}

.site-description {
  color: var(--color-muted);
  font-size: 13px;
}

.primary-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 14px;
  font-weight: 700;
}

.primary-nav__list,
.primary-nav .menu {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.header-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 8px 16px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: var(--color-surface);
  color: var(--color-ink);
  font-weight: 700;
  line-height: 1.2;
  text-decoration: none;
}

.button:hover {
  text-decoration: none;
}

.button--primary {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: #fff;
}

.button--accent {
  border-color: var(--color-accent);
  background: var(--color-accent);
  color: #fff;
}

.hero {
  padding: 36px 0 26px;
  background: linear-gradient(180deg, #effaf1 0%, #f7f8fb 100%);
  border-bottom: 1px solid var(--color-line);
}

.hero__grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 24px;
  align-items: stretch;
}

.hero__panel,
.section,
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
}

.hero__panel {
  padding: 28px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--color-primary-dark);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
}

.hero h1 {
  margin: 0 0 14px;
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.25;
  letter-spacing: 0;
}

.hero p {
  margin: 0;
  color: var(--color-muted);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.search-box {
  display: grid;
  gap: 14px;
}

.search-box label {
  display: grid;
  gap: 6px;
  color: var(--color-muted);
  font-size: 13px;
  font-weight: 700;
}

.search-box select,
.search-box input {
  width: 100%;
  min-height: 44px;
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: #fff;
  color: var(--color-ink);
  font: inherit;
}

.stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.stat {
  padding: 14px;
  border: 1px solid var(--color-line);
  border-radius: 8px;
  background: #fbfcfd;
}

.stat strong {
  display: block;
  font-size: 24px;
  line-height: 1.2;
}

.stat span {
  color: var(--color-muted);
  font-size: 13px;
}

.main {
  padding: 28px 0 44px;
}

.section {
  padding: 24px;
  margin-top: 20px;
}

.section__header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}

.section h2,
.section h1 {
  margin: 0;
  font-size: 24px;
  line-height: 1.35;
}

.grid {
  display: grid;
  gap: 14px;
}

.grid--3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid--2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.tag-list a {
  display: inline-flex;
  padding: 7px 11px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: #fff;
  color: var(--color-ink);
  font-size: 14px;
}

.card {
  padding: 18px;
}

.card h3 {
  margin: 0 0 8px;
  font-size: 18px;
  line-height: 1.45;
}

.card p {
  margin: 0;
  color: var(--color-muted);
  font-size: 14px;
}

.question-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
  color: var(--color-muted);
  font-size: 13px;
}

.article-list {
  display: grid;
  gap: 12px;
}

.article-row {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 14px;
  align-items: start;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-line);
}

.article-row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.article-thumb {
  aspect-ratio: 4 / 3;
  border-radius: 6px;
  background: #e8f5e9;
  overflow: hidden;
}

.article-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.site-footer {
  padding: 28px 0;
  background: #1d2939;
  color: #d0d5dd;
}

.site-footer a {
  color: #fff;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr repeat(3, 1fr);
  gap: 24px;
}

@media (max-width: 860px) {
  .site-header__main,
  .hero__grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .site-header__main {
    display: grid;
  }

  .grid--3,
  .grid--2 {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .site-header__inner,
  .site-footer__inner,
  .container {
    width: min(100% - 20px, 1120px);
  }

  .hero__panel,
  .section {
    padding: 18px;
  }

  .stats {
    grid-template-columns: 1fr;
  }

  .article-row {
    grid-template-columns: 1fr;
  }
}