:root {
  --bg: #F1F4F1;
  --surface: #FFFFFF;
  --surface-alt: #E7EDE9;
  --ink: #1C2420;
  --ink-soft: #5C6A63;
  --border: #DCE5DE;
  --accent: #2F6F5E;
  --accent-strong: #24564A;
  --accent-soft: #E3EFE9;
  --gold: #B9862F;
  --gold-soft: #F7EDD9;
  --danger: #C1503B;
  --danger-soft: #FBE7E2;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow: 0 2px 10px rgba(28, 36, 32, 0.06), 0 1px 2px rgba(28, 36, 32, 0.05);
  --font-display: "Zen Maru Gothic", "Hiragino Maru Gothic ProN", sans-serif;
  --font-body: -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN", "Hiragino Sans",
    "Yu Gothic UI", "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.7;
}
button { font-family: inherit; }
a { color: var(--accent); }

/* ==== レイアウト ==== */
.layout { display: flex; min-height: 100vh; }

.sidebar {
  width: 248px;
  flex-shrink: 0;
  background: var(--surface);
  border-right: 1px solid var(--border);
  padding: 22px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 6px 22px;
}
.brand-mark {
  width: 32px; height: 32px;
  border-radius: 10px;
  background: var(--accent);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  flex-shrink: 0;
}
.brand-name {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 17px;
  letter-spacing: 0.01em;
}

.nav { display: flex; flex-direction: column; gap: 2px; }
.nav-title {
  font-family: var(--font-display);
  font-size: 12px;
  color: var(--ink-soft);
  margin: 18px 10px 6px;
  font-weight: 700;
  letter-spacing: 0.08em;
}
.nav-title:first-child { margin-top: 2px; }

.nav-link {
  display: flex; align-items: center; gap: 10px;
  text-align: left;
  background: none;
  border: none;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--ink);
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}
.nav-ico { font-size: 15px; width: 18px; text-align: center; }
.nav-link:hover { background: var(--surface-alt); }
.nav-link.active { background: var(--accent-soft); color: var(--accent-strong); font-weight: 700; }

.submit-btn {
  margin-top: 14px;
  padding: 12px;
  border-radius: var(--radius-sm);
  border: none;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  cursor: pointer;
  font-size: 14px;
}
.submit-btn:hover { background: var(--accent-strong); }

.sidebar-overlay { display: none; }

.main { flex: 1; display: flex; flex-direction: column; min-width: 0; }

.topbar {
  display: flex;
  align-items: center;
  padding: 14px 28px;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  gap: 12px;
}
.topbar-spacer { flex: 1; }
.menu-toggle {
  display: none;
  background: none; border: none; font-size: 20px; cursor: pointer; color: var(--ink);
}
.discord-btn {
  background: var(--accent);
  color: #fff !important;
  text-decoration: none;
  padding: 9px 18px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 14px;
  transition: background 0.15s ease;
}
.discord-btn:hover { background: var(--accent-strong); }

.content { padding: 30px; max-width: 980px; width: 100%; margin: 0 auto; }

h1.view-title {
  font-family: var(--font-display);
  font-size: 23px;
  font-weight: 900;
  margin: 0 0 6px;
}
p.view-desc { color: var(--ink-soft); margin: 0 0 24px; font-size: 14px; }

/* ==== 検索 ==== */
.search-box { display: flex; gap: 8px; margin-bottom: 18px; }
.search-box input {
  flex: 1;
  padding: 13px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  font-size: 14px;
  background: var(--surface);
}
.search-box input:focus, .form-grid input:focus, .form-grid textarea:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.tag-filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 22px; }
.tag-chip {
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  font-size: 13px;
  cursor: pointer;
  color: var(--ink-soft);
}
.tag-chip.active { background: var(--accent); color: #fff; border-color: var(--accent); }

/* ==== サーバーカード ==== */
.server-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}
.server-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  box-shadow: var(--shadow);
}
.server-card-head { display: flex; gap: 10px; align-items: center; }
.server-icon {
  width: 44px; height: 44px; border-radius: 12px;
  background: var(--accent-soft);
  color: var(--accent-strong);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-weight: 700; font-size: 17px;
  flex-shrink: 0;
  object-fit: cover;
}
.server-name { font-weight: 700; font-size: 15px; margin: 0; }
.server-desc {
  font-size: 13px; color: var(--ink-soft); margin: 0;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.server-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.pill { font-size: 11px; padding: 3px 9px; border-radius: 999px; background: var(--accent-soft); color: var(--accent-strong); }
.server-stats { display: flex; gap: 12px; font-size: 12px; color: var(--ink-soft); flex-wrap: wrap; }
.server-actions { display: flex; gap: 8px; margin-top: auto; }

.btn {
  border: none; border-radius: var(--radius-sm); padding: 9px 15px;
  font-size: 13px; font-weight: 700; cursor: pointer;
  text-decoration: none; display: inline-block;
}
.btn-primary { background: var(--accent); color: #fff !important; }
.btn-primary:hover { background: var(--accent-strong); }
.btn-like { background: var(--bg); color: var(--ink); border: 1px solid var(--border); }
.btn-like.liked { background: var(--gold-soft); color: var(--gold); border-color: #ecd9ae; }
.btn-like:disabled { cursor: default; }

.empty-state {
  text-align: center; padding: 60px 20px; color: var(--ink-soft);
  background: var(--surface); border: 1px dashed var(--border); border-radius: var(--radius);
}

/* ==== カード枠 (コミュニティ/Bot) ==== */
.card-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
}
.card-box h2 { font-family: var(--font-display); font-size: 16px; margin: 0 0 6px; }
.card-box p.small { font-size: 13px; color: var(--ink-soft); margin: 0 0 14px; }

/* ==== フォーム ==== */
.form-grid { display: flex; flex-direction: column; gap: 14px; max-width: 480px; }
.form-grid label { font-size: 13px; font-weight: 700; display: flex; flex-direction: column; gap: 6px; }
.form-grid input, .form-grid textarea {
  padding: 11px 13px; border-radius: var(--radius-sm); border: 1px solid var(--border);
  font-size: 14px; font-family: inherit; background: var(--surface);
}
.checkbox-group { display: flex; flex-wrap: wrap; gap: 8px; }
.checkbox-group label {
  flex-direction: row; align-items: center; gap: 6px; font-weight: 400;
  border: 1px solid var(--border); padding: 7px 12px; border-radius: 999px; font-size: 13px;
}

/* ==== 開発タブ ==== */
.dev-item {
  display: flex; align-items: center; justify-content: space-between;
  padding: 17px; border: 1px solid var(--border); border-radius: var(--radius);
  margin-bottom: 12px; background: var(--surface); cursor: pointer;
  transition: border-color 0.15s ease;
}
.dev-item:hover { border-color: var(--accent); }
.dev-item-title { font-weight: 700; font-size: 15px; }
.dev-item-arrow { color: var(--accent); font-size: 18px; }

.code-display {
  font-family: var(--font-display);
  font-size: 34px; font-weight: 900; letter-spacing: 0.12em;
  background: var(--gold-soft); color: var(--gold);
  padding: 18px 20px; border-radius: var(--radius);
  text-align: center; margin: 16px 0;
}

.notice {
  font-size: 13px; padding: 12px 14px; border-radius: var(--radius-sm);
  background: var(--gold-soft); border: 1px solid #ecd9ae; color: #7a5b00; margin-bottom: 16px;
}
.error-text { color: var(--danger); font-size: 13px; margin-top: 4px; }

/* ==== モバイル ==== */
@media (max-width: 860px) {
  .sidebar {
    position: fixed; left: 0; top: 0; bottom: 0; z-index: 30;
    transform: translateX(-100%);
    transition: transform 0.2s ease;
    box-shadow: 4px 0 16px rgba(0,0,0,0.12);
  }
  .sidebar.open { transform: translateX(0); }
  .sidebar-overlay.open {
    display: block; position: fixed; inset: 0; background: rgba(28,36,32,0.35); z-index: 25;
  }
  .menu-toggle { display: block; }
  .content { padding: 20px 16px; }
  .topbar { padding: 12px 16px; }
}

/* ==== アクセシビリティ ==== */
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}