/*
 * Toddyi — アプリ全体のスタイル。
 * Pico CSS をベースに、デザイントークン（CSS変数）とコンポーネントクラスで強化。
 * 各ビューのインラインスタイルはここへ集約する。
 */

/* ===== Design tokens / brand =====
 * Toddyi のブランドカラーはベージュ基調。ダークモードはグレー基調。
 * 個別ビューでは色を直接指定せず、必ずここで定義した CSS 変数を参照する。
 * 表面色は Pico の変数 (--pico-*) を上書きして全コンポーネントへ一括反映する。
 * Pico v2 は色を :root:not([data-theme=dark]) (詳細度0,2,0) で定義するため、
 * 同等以上の詳細度で上書きしないと --pico-primary 等が効かない。
 */
:root,
:root:not([data-theme="dark"]) {
  /* ブランドアクセント (ベージュに調和する暖色キャラメル) */
  --pico-primary: #b0764a;
  --pico-primary-hover: #98623b;
  --pico-primary-focus: rgba(176, 118, 74, 0.25);
  --pico-primary-inverse: #fff;

  /* 表面色 — ベージュ */
  --pico-background-color: #f3ece0;
  --pico-card-background-color: #fbf7ef;
  --pico-card-sectioning-background-color: #fbf7ef;
  --pico-color: #3b342a;
  --pico-muted-color: #8a7f6d;
  --pico-muted-border-color: #e3d8c5;
  --pico-secondary-background: #ebe2d2;
  --pico-form-element-background-color: #fbf7ef;
  --pico-form-element-border-color: #ddd0ba;
  --pico-form-element-disabled-background-color: #ebe2d2;

  --pico-border-radius: 0.6rem;
  --pico-form-element-spacing-vertical: 0.65rem;
  --toddyi-card-shadow: 0 1px 3px rgba(60, 45, 20, 0.06), 0 8px 24px rgba(60, 45, 20, 0.08);
  --toddyi-danger: #d81b60;
  --toddyi-success: #2e9e5b;
  --toddyi-warning: #e0a800;

  /* OmniAuth (Google) ボタン — Google ブランド準拠の白ボタン */
  --oauth-btn-bg: #fff;
  --oauth-btn-bg-hover: #f7f8f8;
  --oauth-btn-color: #1f1f1f;
  --oauth-btn-border: #dadce0;
}

[data-theme="dark"] {
  /* ブランドアクセント (グレー背景に映える暖色) */
  --pico-primary: #d8a878;
  --pico-primary-hover: #e6bb8e;
  --pico-primary-focus: rgba(216, 168, 120, 0.3);

  /* 表面色 — グレー (やや明るめ) */
  --pico-background-color: #2b2b2e;
  --pico-card-background-color: #353539;
  --pico-card-sectioning-background-color: #353539;
  --pico-color: #ececea;
  --pico-muted-color: #a8a299;
  --pico-muted-border-color: #4a4a4f;
  --pico-secondary-background: #3f3f44;
  --pico-form-element-background-color: #353539;
  --pico-form-element-border-color: #4a4a4f;
  --pico-form-element-disabled-background-color: #3f3f44;

  --toddyi-card-shadow: 0 1px 3px rgba(0, 0, 0, 0.4), 0 8px 24px rgba(0, 0, 0, 0.35);

  /* OmniAuth (Google) ボタン — ダークテーマ用の濃グレーボタン */
  --oauth-btn-bg: #131314;
  --oauth-btn-bg-hover: #1e1f20;
  --oauth-btn-color: #e3e3e3;
  --oauth-btn-border: #5f6368;
}

/* ===== Background ===== */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: url("/assets/bg-c1111228.png");
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  opacity: 0.08;
  z-index: -1;
  pointer-events: none;
}

/* ===== App shell: 折り畳みサイドバー + メイン ===== */
:root { --sidebar-w: 240px; --sidebar-rail: 68px; }

.app-shell { display: flex; align-items: flex-start; min-height: 100vh; }

.sidebar {
  width: var(--sidebar-w);
  flex-shrink: 0;
  position: sticky;
  top: 0;
  align-self: flex-start;
  height: 100vh;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding: 0.75rem;
  background: var(--pico-card-background-color);
  border-right: 1px solid var(--pico-muted-border-color);
  overflow-y: auto;
  overflow-x: hidden;
  transition: width 0.18s ease, transform 0.18s ease;
  z-index: 60;
}
.sidebar__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.15rem 0.3rem 0.75rem;
  margin-bottom: 0.4rem;
  border-bottom: 1px solid var(--pico-muted-border-color);
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--pico-color);
  white-space: nowrap;
  overflow: hidden;
}
.brand img { height: 32px; width: auto; flex-shrink: 0; filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1)); }
.sidebar__collapse { flex-shrink: 0; color: var(--pico-muted-color); }
.sidebar__collapse svg { transition: transform 0.18s ease; }

.sidebar__nav { display: flex; flex-direction: column; gap: 0.12rem; }

/* ナビ項目: サイドバー内では全幅のブロック表示 */
.nav-link {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  width: 100%;
  padding: 0.6rem 0.7rem;
  border-radius: 0.6rem;
  text-decoration: none;
  color: var(--pico-muted-color);
  font-size: 0.92rem;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  transition: background 0.15s ease, color 0.15s ease;
}
.nav-link:hover { background: var(--pico-secondary-background); color: var(--pico-color); }
.nav-link.is-active { background: var(--pico-primary); color: var(--pico-primary-inverse); }
.nav-link svg { width: 1.05em; height: 1.05em; }
.nav-emoji { display: inline-flex; width: 1.3rem; justify-content: center; flex-shrink: 0; font-size: 1.05rem; }

.sidebar__foot {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 0.12rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--pico-muted-border-color);
}
.sidebar__foot form { margin: 0; width: 100%; }
.sidebar__action {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  width: 100%;
  padding: 0.55rem 0.7rem;
  border-radius: 0.6rem;
  background: transparent;
  border: none;
  color: var(--pico-muted-color);
  font-size: 0.9rem;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-align: left;
  text-decoration: none;
  cursor: pointer;
}
.sidebar__action:hover { background: var(--pico-secondary-background); color: var(--pico-color); }
.sidebar__action--danger { color: var(--toddyi-danger); }
.sidebar__action--danger:hover { background: color-mix(in srgb, var(--toddyi-danger) 12%, transparent); color: var(--toddyi-danger); }
.sidebar__action-icon { display: inline-flex; width: 1.3rem; justify-content: center; flex-shrink: 0; font-size: 1.05rem; }
.sidebar__action-icon svg { width: 18px; height: 18px; }

/* 折り畳み (レール) — デスクトップのみ */
@media (min-width: 769px) {
  html.sidebar-collapsed .sidebar { width: var(--sidebar-rail); padding: 0.75rem 0.6rem; }
  html.sidebar-collapsed .sidebar__label,
  html.sidebar-collapsed .sidebar .nav-link > span:not(.nav-emoji) { display: none; }
  html.sidebar-collapsed .brand,
  html.sidebar-collapsed .sidebar__head,
  html.sidebar-collapsed .nav-link,
  html.sidebar-collapsed .sidebar__action { justify-content: center; }
  html.sidebar-collapsed .sidebar__head { flex-direction: column; gap: 0.4rem; }
  html.sidebar-collapsed .sidebar__collapse svg { transform: rotate(180deg); }
  html.sidebar-collapsed .nav-link,
  html.sidebar-collapsed .sidebar__action { gap: 0; }
}

/* メイン領域 */
.app-content { flex: 1 1 auto; min-width: 0; display: flex; flex-direction: column; min-height: 100vh; }
.topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  backdrop-filter: saturate(180%) blur(8px);
  background: color-mix(in srgb, var(--pico-background-color) 85%, transparent);
  border-bottom: 1px solid var(--pico-muted-border-color);
}
.topbar__burger { display: none; }
.app-content > main { flex: 1 1 auto; }

/* モバイル: オフキャンバスのドロワー */
.sidebar-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.45); z-index: 55; }
@media (max-width: 768px) {
  .sidebar {
    position: fixed;
    top: 0; left: 0;
    height: 100vh;
    width: var(--sidebar-w);
    transform: translateX(-100%);
    box-shadow: 0 0 30px rgba(0,0,0,0.3);
  }
  html.sidebar-open .sidebar { transform: translateX(0); }
  html.sidebar-open .sidebar-overlay { display: block; }
  .topbar__burger { display: inline-flex; }
  .sidebar__collapse { display: none; }
}

.nav-spacer { flex: 1 1 auto; }

.pill-group {
  display: flex;
  align-items: center;
  gap: 4px;
  background: var(--pico-card-background-color);
  border: 1px solid var(--pico-muted-border-color);
  border-radius: 2rem;
  padding: 2px 8px;
}
.pill-divider { width: 1px; height: 1.2rem; background: var(--pico-muted-border-color); }

.icon-btn {
  background: transparent;
  border: none;
  padding: 0.4rem;
  margin: 0;
  font-size: 1.05rem;
  line-height: 1;
  cursor: pointer;
  /* Pico は <button> 内で --pico-color を反転色(白)に再定義するため、
     ハイジャックされない --pico-muted-color を使う (SVG stroke=currentColor の不可視化を防ぐ) */
  color: var(--pico-muted-color);
  display: inline-flex;
  align-items: center;
}
.icon-btn:hover { color: var(--pico-primary); }
.icon-btn--danger { color: var(--toddyi-danger); }
.icon-btn svg { width: 18px; height: 18px; }

.lang-dropdown { margin: 0; }
.lang-dropdown summary {
  background: transparent; border: none; padding: 0.4rem 0.6rem; margin: 0;
  font-size: 0.8rem; font-weight: 700; list-style: none;
}
.lang-dropdown summary::after { display: none !important; }

.user-email { color: var(--pico-muted-color); }

/* ===== Notification bell ===== */
.bell { position: relative; }
.bell__badge {
  position: absolute; top: -2px; right: -2px;
  min-width: 16px; height: 16px; padding: 0 4px;
  border-radius: 8px; background: var(--toddyi-danger); color: #fff;
  font-size: 0.65rem; font-weight: 700; line-height: 16px; text-align: center;
}

/* ===== Flash ===== */
.flash {
  padding: 0.75rem 1rem;
  margin-bottom: 1.25rem;
  border-radius: var(--pico-border-radius);
  border: 1px solid var(--pico-muted-border-color);
  box-shadow: var(--toddyi-card-shadow);
}
.flash--notice { border-left: 4px solid var(--toddyi-success); }
.flash--alert, .flash--error { border-left: 4px solid var(--toddyi-danger); }

/* ===== Page header ===== */
.page-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1rem;
  margin-bottom: 1.75rem;
  border-bottom: 1px solid var(--pico-muted-border-color);
  padding-bottom: 1rem;
}
.page-header hgroup { margin: 0; }
.page-header h1 { font-size: clamp(1.5rem, 5vw, 2.5rem); margin: 0; }
.page-header p { margin: 0; color: var(--pico-muted-color); }

/* ===== Buttons ===== */
.new-task-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.6rem 1.1rem;
  border-radius: 2rem;
  white-space: nowrap;
  font-weight: 700;
  background: var(--pico-primary);
  color: var(--pico-primary-inverse);
  border: 1px solid var(--pico-primary);
  box-shadow: var(--toddyi-card-shadow);
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}
.new-task-btn::before {
  content: "+";
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 0.8;
}
.new-task-btn:hover {
  background: var(--pico-primary-hover);
  border-color: var(--pico-primary-hover);
  color: var(--pico-primary-inverse);
}
.new-task-btn:active { transform: scale(0.96); }

/* ===== Task grid / cards ===== */
.task-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 360px), 1fr));
  gap: 1.25rem;
}
.task-card {
  margin: 0;
  box-shadow: var(--toddyi-card-shadow);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.task-card:hover { transform: translateY(-2px); }
.task-card.is-completed { opacity: 0.7; }
.task-card__header { display: flex; justify-content: space-between; align-items: center; gap: 0.5rem; }
.task-card__title { margin: 0; font-size: 1.1rem; }
.task-card.is-completed .task-card__title { text-decoration: line-through; }
.task-card__footer { display: flex; justify-content: space-between; align-items: center; gap: 0.5rem; }
.task-check {
  width: 1.5rem; height: 1.5rem; flex-shrink: 0; padding: 0; margin: 0;
  border-radius: 50%; border: 2px solid var(--pico-muted-border-color);
  background: transparent; color: #fff; cursor: pointer; line-height: 1;
  display: inline-flex; align-items: center; justify-content: center; font-size: 0.8rem;
}
.task-check.is-checked { background: var(--toddyi-success); border-color: var(--toddyi-success); }

.status-badge { font-size: 0.75rem; padding: 0.15rem 0.6rem; border-radius: 1rem; font-weight: 700; }
.status-badge--completed { background: color-mix(in srgb, var(--toddyi-success) 20%, transparent); color: var(--toddyi-success); }
.status-badge--pending { background: var(--pico-form-element-disabled-background-color); color: var(--pico-muted-color); }

.task-meta { display: flex; align-items: center; gap: 0.4rem; color: var(--pico-muted-color); font-size: 0.85rem; }
.task-meta svg { width: 1em; height: 1em; flex-shrink: 0; }
.due-date.is-overdue { color: var(--toddyi-danger); font-weight: 700; }

.priority-badge { font-size: 0.7rem; padding: 0.1rem 0.5rem; border-radius: 1rem; text-transform: capitalize; }
.priority-low { background: color-mix(in srgb, var(--toddyi-success) 18%, transparent); color: var(--toddyi-success); }
.priority-medium { background: color-mix(in srgb, var(--toddyi-warning) 22%, transparent); color: var(--toddyi-warning); }
.priority-high { background: color-mix(in srgb, var(--toddyi-danger) 18%, transparent); color: var(--toddyi-danger); }

.tag-chip { font-size: 0.72rem; padding: 0.1rem 0.55rem; border-radius: 1rem; background: var(--pico-secondary-background); color: var(--pico-secondary-inverse); }

.empty-state { text-align: center; padding: 3rem 1rem; color: var(--pico-muted-color); }

/* ===== Search ===== */
.search-bar { margin-bottom: 1.5rem; }
.search-bar input { margin: 0; }

/* ===== Auth ===== */
.auth-page { max-width: 460px; padding: 3rem 1rem; margin-inline: auto; }
.auth-card { box-shadow: var(--toddyi-card-shadow); }
.auth-card header { text-align: center; }
.auth-submit { width: 100%; }
.auth-links { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.5rem; margin-top: 1rem; font-size: 0.9rem; }

/* OmniAuth (Google など) ログイン */
.oauth-links { margin-top: 1.25rem; }
.oauth-divider { display: flex; align-items: center; gap: 0.75rem; margin: 1rem 0; color: var(--pico-muted-color); font-size: 0.85rem; }
.oauth-divider::before, .oauth-divider::after { content: ""; flex: 1; height: 1px; background: var(--pico-muted-border-color); }
.oauth-links form { margin: 0; }
.oauth-button {
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  background: var(--oauth-btn-bg);
  color: var(--oauth-btn-color);
  border: 1px solid var(--oauth-btn-border);
  font-weight: 600;
}
.oauth-button:hover { background: var(--oauth-btn-bg-hover); color: var(--oauth-btn-color); }
.oauth-icon { width: 18px; height: 18px; flex-shrink: 0; }
.auth-errors { border-left: 4px solid var(--toddyi-danger); padding: 0.75rem 1rem; margin-bottom: 1rem; }
.auth-errors ul { margin: 0.25rem 0 0; padding-left: 1.1rem; font-size: 0.85rem; }
.auth-danger { --pico-color: var(--toddyi-danger); --pico-border-color: var(--toddyi-danger); background: transparent; }

/* ===== MFA (2要素認証) ===== */
.mfa-section { margin-top: 1.5rem; padding-top: 1.25rem; border-top: 1px solid var(--pico-muted-border-color); }
.mfa-section h2 { font-size: 1.05rem; margin-bottom: 0.5rem; }
.mfa-steps { margin: 0 0 1rem; padding-left: 1.25rem; color: var(--pico-muted-color); font-size: 0.9rem; display: flex; flex-direction: column; gap: 0.4rem; }
.mfa-qr { display: flex; justify-content: center; padding: 1rem; background: #fff; border-radius: var(--pico-border-radius); border: 1px solid var(--pico-muted-border-color); }
.mfa-qr svg { width: 200px; height: 200px; }
.mfa-secret { text-align: center; margin: 1rem 0; font-size: 0.85rem; }
.mfa-secret code { font-size: 1rem; letter-spacing: 0.08em; word-break: break-all; }
.mfa-status { font-weight: 600; }
.mfa-status--on { color: var(--toddyi-success); }

/* ===== 日時ピッカー (月カレンダー → 時分ダイアル) ===== */
.dtp { position: relative; }
.dtp__field { position: relative; display: flex; align-items: center; }
.dtp__trigger {
  cursor: pointer;
  margin: 0;
  opacity: 1 !important;
}
.dtp__clear {
  position: absolute; right: 0.6rem; top: 50%; transform: translateY(-50%);
  background: transparent; border: none; padding: 0; margin: 0; width: auto;
  font-size: 1.2rem; line-height: 1; color: var(--pico-muted-color); cursor: pointer;
}
.dtp__pop {
  position: absolute; z-index: 80; top: calc(100% + 4px); left: 0;
  width: 280px; max-width: 92vw;
  border-radius: var(--pico-border-radius);
  box-shadow: var(--toddyi-card-shadow);
  padding: 0.75rem;
}
.dtp__cal-head, .dtp__time-head {
  display: flex; align-items: center; justify-content: space-between;
  gap: 0.5rem; margin-bottom: 0.5rem; font-weight: 700;
}
.dtp__nav {
  background: transparent !important; border: none !important; cursor: pointer; font-size: 1.2rem;
  padding: 0.2rem 0.6rem !important; margin: 0 !important; width: auto !important; border-radius: 0.4rem;
  box-shadow: none !important;
}
.dtp__weekdays, .dtp__days { display: grid; grid-template-columns: repeat(7, 1fr); gap: 2px; }
.dtp__weekdays span { text-align: center; font-size: 0.7rem; padding: 0.25rem 0; }
.dtp__day {
  aspect-ratio: 1; display: flex; align-items: center; justify-content: center;
  background: transparent !important; border: none !important; border-radius: 0.4rem; cursor: pointer;
  font-size: 0.85rem; padding: 0 !important; margin: 0 !important;
  box-shadow: none !important;
}
.dtp__day.is-today { outline: 1px solid var(--pico-primary) !important; outline-offset: -1px; }
.dtp__day.is-selected { background: var(--pico-primary) !important; color: var(--pico-primary-inverse) !important; }
.dtp__day.is-blank { visibility: hidden; cursor: default; }
.dtp__dials { position: relative; display: flex; align-items: center; justify-content: center; gap: 0.4rem; height: 200px; margin: 0.5rem 0; }
.dtp__dial {
  height: 200px; width: 72px; overflow-y: scroll; scroll-snap-type: y mandatory;
  padding-block: 80px; scrollbar-width: none; text-align: center;
}
.dtp__dial::-webkit-scrollbar { display: none; }
.dtp__tick {
  height: 40px; line-height: 40px; scroll-snap-align: center;
  font-size: 1.1rem; cursor: pointer;
  font-variant-numeric: tabular-nums;
}
.dtp__tick.is-active { font-weight: 800; font-size: 1.4rem; }
.dtp__dial-sep { font-size: 1.4rem; font-weight: 800; }
.dtp__dial-band {
  position: absolute; left: 0; right: 0; top: 80px; height: 40px;
  border-top: 1px solid var(--pico-muted-border-color);
  border-bottom: 1px solid var(--pico-muted-border-color);
  pointer-events: none;
}

/* --- Light Mode / Default Styling --- */
.dtp__pop {
  background-color: #ffffff !important;
  border: 1px solid #d1d5db !important;
  color: #1f2937 !important;
}
.dtp__trigger {
  background-color: #ffffff !important;
  border-color: #cccccc !important;
  color: #1f2937 !important;
}
.dtp__day {
  color: #1f2937 !important;
}
.dtp__day:hover {
  background-color: #f3f4f6 !important;
  color: #1f2937 !important;
}
.dtp__nav {
  color: #1f2937 !important;
}
.dtp__nav:hover {
  background-color: #f3f4f6 !important;
}
.dtp__weekdays span {
  color: #6b7280 !important;
}
.dtp__tick {
  color: #9ca3af !important;
}
.dtp__tick.is-active {
  color: #1f2937 !important;
}
.dtp__dial-sep {
  color: #1f2937 !important;
}

/* --- Explicit Dark Mode Overrides (data-theme="dark") --- */
html[data-theme="dark"] .dtp__pop {
  background-color: #1e293b !important;
  border: 1px solid #334155 !important;
  color: #f8fafc !important;
}
html[data-theme="dark"] .dtp__trigger {
  background-color: #0f172a !important;
  border-color: #334155 !important;
  color: #f8fafc !important;
}
html[data-theme="dark"] .dtp__day {
  color: #e2e8f0 !important;
}
html[data-theme="dark"] .dtp__day:hover {
  background-color: #334155 !important;
  color: #f8fafc !important;
}
html[data-theme="dark"] .dtp__nav {
  color: #f8fafc !important;
}
html[data-theme="dark"] .dtp__nav:hover {
  background-color: #334155 !important;
}
html[data-theme="dark"] .dtp__weekdays span {
  color: #94a3b8 !important;
}
html[data-theme="dark"] .dtp__tick {
  color: #64748b !important;
}
html[data-theme="dark"] .dtp__tick.is-active {
  color: #f8fafc !important;
}
html[data-theme="dark"] .dtp__dial-sep {
  color: #f8fafc !important;
}

/* --- System Preference Dark Mode Fallbacks --- */
@media (prefers-color-scheme: dark) {
  html:not([data-theme="light"]) .dtp__pop {
    background-color: #1e293b !important;
    border: 1px solid #334155 !important;
    color: #f8fafc !important;
  }
  html:not([data-theme="light"]) .dtp__trigger {
    background-color: #0f172a !important;
    border-color: #334155 !important;
    color: #f8fafc !important;
  }
  html:not([data-theme="light"]) .dtp__day {
    color: #e2e8f0 !important;
  }
  html:not([data-theme="light"]) .dtp__day:hover {
    background-color: #334155 !important;
    color: #f8fafc !important;
  }
  html:not([data-theme="light"]) .dtp__nav {
    color: #f8fafc !important;
  }
  html:not([data-theme="light"]) .dtp__nav:hover {
    background-color: #334155 !important;
  }
  html:not([data-theme="light"]) .dtp__weekdays span {
    color: #94a3b8 !important;
  }
  html:not([data-theme="light"]) .dtp__tick {
    color: #64748b !important;
  }
  html:not([data-theme="light"]) .dtp__tick.is-active {
    color: #f8fafc !important;
  }
  html:not([data-theme="light"]) .dtp__dial-sep {
    color: #f8fafc !important;
  }
}

.dtp__done { width: 100%; margin: 0.25rem 0 0; }
.dtp__dial-band {
  position: absolute; left: 0; right: 0; top: 80px; height: 40px;
  border-top: 1px solid var(--pico-muted-border-color);
  border-bottom: 1px solid var(--pico-muted-border-color);
  pointer-events: none;
}
.dtp__done { width: 100%; margin: 0.25rem 0 0; }

/* ===== Utilities ===== */
.text-muted { color: var(--pico-muted-color); }
.stack > * + * { margin-top: 1rem; }
.row { display: flex; align-items: center; gap: 0.5rem; }

@media (max-width: 720px) {
  .nav-links .nav-link span { display: none; }
  .hide-on-mobile { display: none; }
}
@media (max-width: 600px) {
  .new-task-btn .btn-text { display: none; }
  .new-task-btn { padding: 0.7rem; border-radius: 50%; aspect-ratio: 1 / 1; justify-content: center; }
}

/* ===== Calendar ===== */
.calendar-wrap {
  padding: 1rem;
  box-shadow: var(--toddyi-card-shadow);
  background: var(--pico-card-background-color);
  border: 1px solid var(--pico-muted-border-color);
  border-radius: var(--pico-border-radius);
}
/* FullCalendar v6 はテーマを --fc-* 変数で受け取る。アプリのブランド変数へ接続。 */
.fc {
  font-size: 0.9rem;
  --fc-border-color: var(--pico-muted-border-color);
  --fc-page-bg-color: transparent;
  --fc-neutral-bg-color: var(--pico-secondary-background);
  --fc-today-bg-color: var(--pico-primary-focus);
  --fc-button-text-color: var(--pico-primary-inverse);
  --fc-button-bg-color: var(--pico-primary);
  --fc-button-border-color: var(--pico-primary);
  --fc-button-hover-bg-color: var(--pico-primary-hover);
  --fc-button-hover-border-color: var(--pico-primary-hover);
  --fc-button-active-bg-color: var(--pico-primary-hover);
  --fc-button-active-border-color: var(--pico-primary-hover);
}
.fc .fc-toolbar-title { font-size: 1.25rem; font-weight: 700; color: var(--pico-color); }
.fc .fc-col-header-cell-cushion,
.fc .fc-daygrid-day-number { color: var(--pico-color); text-decoration: none; }
.fc .fc-day-other .fc-daygrid-day-number { color: var(--pico-muted-color); }
.fc .fc-event { border: none; border-radius: 0.35rem; padding: 1px 4px; font-weight: 600; }
@media (max-width: 600px) {
  .fc .fc-toolbar { flex-direction: column; gap: 0.5rem; }
  .fc .fc-toolbar-title { font-size: 1.05rem; }
}

/* ===== Eisenhower Matrix ===== */
/* アイゼンハワー・マトリクス: 上辺=緊急度、左辺=重要度 の軸付き 2x2 */
.matrix-grid {
  display: grid;
  grid-template-columns: 2rem 1fr;
  grid-template-rows: auto 1fr;
  gap: 0.5rem;
}
.matrix-axis-x {
  grid-column: 2;
  grid-row: 1;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  text-align: center;
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--pico-muted-color);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.matrix-axis-y {
  grid-column: 1;
  grid-row: 2;
  display: grid;
  grid-template-rows: repeat(2, 1fr);
  gap: 1rem;
}
.matrix-axis-y span {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  text-align: center;
  align-self: center;
  justify-self: center;
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--pico-muted-color);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.matrix {
  grid-column: 2;
  grid-row: 2;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-template-rows: repeat(2, 1fr);
  gap: 1rem;
}
.matrix-empty { font-size: 0.8rem; text-align: center; padding: 0.5rem; }
.matrix-quad {
  border: 1px solid var(--pico-muted-border-color);
  border-radius: var(--pico-border-radius);
  padding: 0.75rem;
  min-height: 180px;
  background: var(--pico-card-background-color);
  transition: background 0.15s ease, box-shadow 0.15s ease;
}
.matrix-quad.is-over { box-shadow: 0 0 0 2px var(--pico-primary) inset; }
.matrix-quad__header { display: flex; flex-direction: column; margin-bottom: 0.5rem; }
.matrix-quad--do { border-top: 3px solid var(--toddyi-danger); }
.matrix-quad--plan { border-top: 3px solid var(--toddyi-success); }
.matrix-quad--delegate { border-top: 3px solid var(--toddyi-warning); }
.matrix-quad--eliminate { border-top: 3px solid var(--pico-muted-color); }
.matrix-list { display: flex; flex-direction: column; gap: 0.4rem; min-height: 60px; }
.matrix-card {
  display: flex; align-items: center; gap: 0.5rem;
  padding: 0.4rem 0.6rem; border-radius: 0.5rem;
  background: var(--pico-background-color);
  border: 1px solid var(--pico-muted-border-color);
  cursor: grab;
}
.matrix-card:active { cursor: grabbing; }
@media (max-width: 600px) {
  .matrix-grid { grid-template-columns: 1fr; }
  .matrix-axis-x, .matrix-axis-y { display: none; }
  .matrix { grid-column: 1; grid-template-columns: 1fr; grid-template-rows: none; }
}

/* ===== Habits ===== */
.habit-list { display: flex; flex-direction: column; gap: 1rem; }
.habit-card {
  margin: 0; padding: 1rem; box-shadow: var(--toddyi-card-shadow);
  border-left: 4px solid var(--habit-color, var(--pico-primary));
}
.habit-card__header { display: flex; justify-content: space-between; align-items: center; }
.habit-streak { font-size: 0.85rem; color: var(--pico-muted-color); margin-left: 0.5rem; }
.habit-days { display: flex; gap: 0.4rem; margin-top: 0.75rem; flex-wrap: wrap; }
.habit-day {
  display: flex; flex-direction: column; align-items: center;
  width: 3rem; padding: 0.4rem 0; margin: 0; border-radius: 0.5rem;
  background: var(--pico-secondary-background); color: var(--pico-color);
  border: 1px solid var(--pico-muted-border-color); cursor: pointer; line-height: 1.2;
}
.habit-day.is-done { background: var(--habit-color, var(--pico-primary)); color: #fff; border-color: transparent; }
.habit-day.is-today { outline: 2px solid var(--pico-primary); }
.habit-day__dow { font-size: 0.65rem; opacity: 0.8; }
.habit-day__num { font-size: 0.95rem; font-weight: 700; }

/* ===== Pomodoro ===== */
.pomodoro { text-align: center; padding: 2rem 1rem; box-shadow: var(--toddyi-card-shadow); }
.pomodoro.is-break { background: color-mix(in srgb, var(--toddyi-success) 8%, var(--pico-card-background-color)); }
.pomodoro__status { font-weight: 700; color: var(--pico-muted-color); }
.pomodoro__display { font-size: clamp(3.5rem, 18vw, 6rem); font-weight: 800; font-variant-numeric: tabular-nums; line-height: 1; margin: 0.5rem 0 1rem; }
.pomodoro__controls { display: flex; gap: 0.75rem; justify-content: center; margin-bottom: 1.5rem; }
.pomodoro__controls button { width: auto; padding: 0.6rem 1.5rem; margin: 0; }
.pomodoro__settings { max-width: 520px; margin: 0 auto; }

.pomodoro-history { max-width: 640px; margin: 1.5rem auto 0; }
.pomodoro-history h2 { font-size: 1.1rem; margin-bottom: 0.5rem; }
.pomodoro-log { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0.3rem; }
.pomodoro-log__item {
  display: flex; align-items: center; gap: 0.6rem;
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--pico-muted-border-color);
  border-radius: 0.6rem;
  background: var(--pico-card-background-color);
}
.pomodoro-log__min { font-weight: 700; font-variant-numeric: tabular-nums; }
.pomodoro-log__task { color: var(--pico-muted-color); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pomodoro-log__time { margin-left: auto; font-size: 0.8rem; flex-shrink: 0; }

/* ===== Countdowns ===== */
.countdown-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr)); gap: 1rem; }
.countdown-card {
  display: flex; align-items: center; gap: 1rem; margin: 0; padding: 1rem;
  box-shadow: var(--toddyi-card-shadow); border-left: 4px solid var(--cd-color, var(--pico-primary));
}
.countdown-card__days { text-align: center; min-width: 64px; }
.countdown-card__days strong { display: block; font-size: 2rem; line-height: 1; color: var(--cd-color, var(--pico-primary)); }
.countdown-card__days small { font-size: 0.7rem; color: var(--pico-muted-color); }
.countdown-card__info { flex: 1; display: flex; flex-direction: column; }

/* ===== Notifications ===== */
.notif-list { display: flex; flex-direction: column; gap: 0.5rem; }
.notif {
  display: flex; justify-content: space-between; align-items: center; gap: 0.5rem;
  padding: 0.75rem 1rem; border-radius: var(--pico-border-radius);
  border: 1px solid var(--pico-muted-border-color); background: var(--pico-card-background-color);
}
.notif--unread { border-left: 4px solid var(--pico-primary); }
.notif__body { display: flex; align-items: center; gap: 0.6rem; }
.notif__kind { width: 8px; height: 8px; border-radius: 50%; background: var(--pico-muted-color); flex-shrink: 0; }
.notif__kind--reminder { background: var(--toddyi-warning); }
.notif__kind--success { background: var(--toddyi-success); }
.notif__kind--warning { background: var(--toddyi-danger); }
.notif__actions { display: flex; gap: 0.3rem; }

/* ===== Subscription / Plans ===== */
.plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr)); gap: 1.25rem; }
.plan-card { margin: 0; box-shadow: var(--toddyi-card-shadow); }
.plan-card.is-current { outline: 2px solid var(--pico-primary); }
.plan-card--pro { border-top: 4px solid var(--pico-primary); }
.plan-price { font-size: 2rem; font-weight: 800; margin: 0; }
.plan-price small { font-size: 0.9rem; font-weight: 400; color: var(--pico-muted-color); }
.plan-card ul { padding-left: 1.1rem; }
.plan-card button, .plan-card form { width: 100%; }

.nav-emoji { font-style: normal; }

/* ===== Custom Task Action Buttons ===== */
.task-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.3rem 0.6rem;
  border-radius: 6px;
  border: 1px solid var(--pico-muted-border-color);
  background: transparent;
  color: var(--pico-muted-color);
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  margin: 0;
  text-decoration: none;
  line-height: 1.2;
}

.task-action-btn:hover {
  background: var(--pico-secondary-background);
  color: var(--pico-secondary-inverse);
  border-color: var(--pico-secondary-background);
  text-decoration: none;
  transform: translateY(-1px);
}

.task-action-btn--danger {
  color: var(--toddyi-danger);
  border-color: color-mix(in srgb, var(--toddyi-danger) 25%, transparent);
}

.task-action-btn--danger:hover {
  background: var(--toddyi-danger);
  color: #fff;
  border-color: var(--toddyi-danger);
  box-shadow: 0 2px 6px color-mix(in srgb, var(--toddyi-danger) 30%, transparent);
}

/* ===== Markdown Editor Preview Tabs ===== */
.markdown-editor {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  margin-bottom: 1rem;
}
.markdown-editor__tabs {
  display: flex;
  gap: 0.25rem;
  border-bottom: 1px solid var(--pico-muted-border-color);
  padding-bottom: 0;
  margin-bottom: 0.4rem;
}
.markdown-editor__tab {
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.35rem 0.75rem !important;
  background: transparent !important;
  border: none !important;
  border-bottom: 2px solid transparent !important;
  color: var(--pico-muted-color) !important;
  cursor: pointer;
  margin: 0 !important;
  border-radius: 4px 4px 0 0 !important;
  transition: all 0.15s ease;
  width: auto !important;
  box-shadow: none !important;
}
.markdown-editor__tab:hover {
  color: var(--pico-color) !important;
  background: var(--pico-secondary-background) !important;
}
.markdown-editor__tab.is-active {
  color: var(--pico-primary) !important;
  border-bottom: 2px solid var(--pico-primary) !important;
  border-radius: 4px 4px 0 0 !important;
}
.markdown-editor__preview {
  padding: 0.75rem;
  border: 1px dashed var(--pico-muted-border-color);
  border-radius: var(--pico-border-radius);
  background: var(--pico-card-background-color);
  min-height: 138px;
  overflow-y: auto;
}
.markdown-editor__preview p:last-child {
  margin-bottom: 0;
}