/* ================================================
   Kashimura Board - Phase 1 MVP styles
   配色ベース: 要件書 §6 準拠
   ホワイト #FFFFFF / ライトグレー #F5F5F7
   ライトブルー #A8D5F0 / ネイビー #1E3A5F
   ================================================= */
:root {
  --color-bg:         #F5F5F7;
  --color-surface:    #FFFFFF;
  --color-text:       #1F2937;
  --color-muted:      #6B7280;
  --color-border:     #E5E7EB;
  --color-accent:     #A8D5F0;
  --color-accent-dk:  #7FC0E6;
  --color-navy:       #1E3A5F;
  --color-success:    #16A34A;
  --color-danger:     #DC2626;
  --color-warning:    #D97706;
  --radius:           12px;
  --radius-sm:        8px;
  --shadow:           0 1px 2px rgba(30,58,95,.06), 0 4px 12px rgba(30,58,95,.06);
  --font:             -apple-system, BlinkMacSystemFont, "Helvetica Neue",
                      "Noto Sans JP", "游ゴシック", "Yu Gothic", sans-serif;
  --fs-base:          17px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font);
  font-size: var(--fs-base);
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--color-navy); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ------------ Header / Nav ------------ */
.app-header {
  display: flex; align-items: center; gap: 24px;
  padding: 12px 24px;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky; top: 0; z-index: 10;
}
.brand a {
  font-weight: 700; color: var(--color-navy);
  font-size: 18px; letter-spacing: .02em;
}
.nav { display: flex; gap: 16px; flex: 1; }
.nav a {
  padding: 6px 12px; border-radius: var(--radius-sm);
  color: var(--color-text);
}
.nav a:hover { background: var(--color-bg); text-decoration: none; }
.user-area { display: flex; align-items: center; gap: 12px; }
.user-name { color: var(--color-muted); font-size: 14px; }
.logout-form { margin: 0; }
.btn-link {
  background: none; border: 0; color: var(--color-muted);
  cursor: pointer; padding: 4px 8px; font-size: 14px;
}
.btn-link:hover { color: var(--color-navy); text-decoration: underline; }

/* Hamburger button (default: hidden on desktop) */
.hamburger {
  display: none;
  background: none; border: 0; padding: 8px;
  width: 40px; height: 40px;
  cursor: pointer; border-radius: var(--radius-sm);
  align-items: center; justify-content: center; flex-direction: column;
  gap: 5px;
}
.hamburger:hover { background: var(--color-bg); }
.hamburger span {
  display: block; width: 22px; height: 2px;
  background: var(--color-navy); border-radius: 2px;
  transition: transform .25s ease, opacity .2s ease;
}
.hamburger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.hamburger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Nav backdrop (mobile only, behind dropdown) */
.nav-backdrop {
  position: fixed; inset: 0;
  background: rgba(30, 58, 95, 0.25);
  z-index: 9;
  animation: fadeIn .2s ease-out;
}

/* ------------ Main / Footer ------------ */
.app-main { max-width: 1200px; margin: 24px auto; padding: 0 24px; }
.app-footer { text-align: center; color: var(--color-muted); padding: 24px; }

/* ------------ Flash ------------ */
.flash-area { max-width: 1200px; margin: 12px auto 0; padding: 0 24px; }
.flash {
  padding: 10px 14px; border-radius: var(--radius-sm);
  margin-bottom: 10px; font-size: 15px;
  animation: fadeIn .25s ease-out;
}
.flash-success { background: #E8F5EC; color: #116530; border: 1px solid #BBE4C5; }
.flash-error   { background: #FDECEC; color: #922; border: 1px solid #F5BEC0; }
.flash-info    { background: #EAF4FB; color: var(--color-navy); border: 1px solid #BFDDEE; }
.flash ul { margin: 0; padding-left: 20px; }

@keyframes fadeIn { from { opacity: 0; transform: translateY(-4px);} to { opacity: 1; transform: none;} }
@keyframes slideDown { from { opacity: 0; transform: translateY(-8px);} to { opacity: 1; transform: none;} }

/* ------------ Page header ------------ */
.page-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 20px; gap: 16px; flex-wrap: wrap;
}
.page-header h1 { margin: 0; font-size: 24px; color: var(--color-navy); }
.page-sub { color: var(--color-muted); margin: 4px 0 0; font-size: 14px; }
.page-actions { display: flex; gap: 8px; flex-wrap: wrap; }

/* ------------ Buttons ------------ */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 9px 16px; border-radius: var(--radius-sm);
  border: 1px solid var(--color-border); background: var(--color-surface);
  color: var(--color-text); font-size: 15px; cursor: pointer;
  text-decoration: none; transition: transform .1s, background .15s;
}
.btn:hover { background: var(--color-bg); text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: var(--color-navy); color: #fff; border-color: var(--color-navy);
}
.btn-primary:hover { background: #16304E; }
.btn-danger {
  background: #fff; color: var(--color-danger); border-color: #F5BEC0;
}
.btn-danger:hover { background: #FDECEC; }

/* ------------ Toolbar ------------ */
.toolbar {
  display: flex; gap: 8px; margin-bottom: 16px;
  background: var(--color-surface); padding: 12px; border-radius: var(--radius);
  border: 1px solid var(--color-border);
}
.toolbar input[type="search"] { flex: 1; }
.toolbar select { min-width: 180px; }
.toolbar-wrap { flex-wrap: wrap; align-items: center; }
.toolbar .sep { color: var(--color-muted); padding: 0 4px; }
.toolbar .f-filter { min-width: 140px; }

.form-danger-row { margin-top: 20px; text-align: right; }

/* Events (Google Calendar) */
.event-list { list-style: none; padding: 0; margin: 0; }
.event-item { border-bottom: 1px solid var(--color-border); padding: 8px 0; }
.event-item:last-child { border-bottom: 0; }
.event-item details summary {
  cursor: pointer; list-style: none; display: flex; gap: 10px; align-items: baseline;
}
.event-item details summary::-webkit-details-marker { display: none; }
.event-time {
  min-width: 48px; color: var(--color-navy); font-weight: 600; font-variant-numeric: tabular-nums;
}
.event-title { flex: 1; }
.event-body { padding: 8px 0 4px 58px; color: var(--color-muted); font-size: 14px; }
.event-loc  { margin-bottom: 4px; }
.event-desc { margin-bottom: 6px; white-space: pre-wrap; }
.event-link { color: var(--color-navy); font-size: 13px; }

/* Settings */
.settings-section { margin-bottom: 20px; }
.settings-section .panel-head { align-items: center; }
.badge {
  font-size: 12px; padding: 3px 10px; border-radius: 999px; font-weight: 600;
}
.badge-ok  { background: #E8F5EC; color: #116530; }
.badge-off { background: #F3F4F6; color: var(--color-muted); }
.btn-google { display: inline-flex; align-items: center; gap: 8px; }
.calendar-picker {
  display: flex; gap: 10px; align-items: flex-end; margin-top: 16px;
  padding-top: 16px; border-top: 1px solid var(--color-border);
}
.calendar-picker label { display: flex; flex-direction: column; gap: 4px; flex: 1; font-size: 14px; color: var(--color-muted); }
.calendar-picker select { min-width: 280px; }

/* Nudge panel */
.nudge-panel { margin-top: 16px; }
.nudge-grid {
  display: grid; gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  margin-top: 8px;
}
.nudge-card {
  padding: 14px; border: 1px solid var(--color-border); border-radius: var(--radius-sm);
  background: var(--color-bg);
  display: flex; flex-direction: column; gap: 8px;
}
.nudge-head { font-weight: 600; color: var(--color-navy); font-size: 15px; }
.nudge-sub { margin: 0; color: var(--color-muted); font-size: 13px; flex: 1; }
.nudge-card form { margin: 0; }
.nudge-card .btn { width: 100%; }
.nudge-card button:disabled { opacity: 0.45; cursor: not-allowed; }
.flash a { color: inherit; text-decoration: underline; font-weight: 600; }

/* 2FA */
.totp-input {
  font-size: 24px; letter-spacing: 6px; text-align: center;
  font-variant-numeric: tabular-nums; padding: 10px; width: 220px;
}
.totp-enroll { display: grid; grid-template-columns: minmax(240px, 1fr) 1fr; gap: 24px; align-items: flex-start; }
.totp-qr { text-align: center; }
.totp-qr canvas { border-radius: var(--radius-sm); }
.totp-secret {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 2px; background: var(--color-bg); padding: 10px;
  border-radius: var(--radius-sm); margin-top: 8px; word-break: break-all;
}
.totp-verify-form { display: flex; flex-direction: column; gap: 12px; }
.totp-verify-form h3 { margin: 0; color: var(--color-navy); font-size: 16px; }
.totp-disable-form { margin-top: 12px; display: flex; gap: 12px; align-items: flex-end; }
.totp-disable-form label { display: flex; flex-direction: column; gap: 4px; font-size: 14px; color: var(--color-muted); }
@media (max-width: 700px) {
  .totp-enroll { grid-template-columns: 1fr; }
}

input, select, textarea {
  font: inherit; padding: 9px 12px;
  border: 1px solid var(--color-border); border-radius: var(--radius-sm);
  background: #fff; color: var(--color-text);
  outline: none; transition: border-color .15s, box-shadow .15s;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--color-accent-dk);
  box-shadow: 0 0 0 3px rgba(168, 213, 240, .35);
}

/* ------------ Table ------------ */
.table-wrap {
  background: var(--color-surface); border-radius: var(--radius);
  border: 1px solid var(--color-border); overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  box-shadow: var(--shadow);
}
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--color-border); }
.table thead th { background: var(--color-bg); font-weight: 600; font-size: 14px; color: var(--color-muted); }
.table tbody tr:last-child td { border-bottom: 0; }
.table tbody tr:hover { background: #FAFBFC; }
.table.small th, .table.small td { padding: 8px 10px; font-size: 14px; }
.table .num { text-align: right; font-variant-numeric: tabular-nums; }
.row-actions { text-align: right; }
.empty { color: var(--color-muted); padding: 16px; text-align: center; }

/* ------------ Form ------------ */
.form-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 14px 20px; background: var(--color-surface);
  padding: 20px; border-radius: var(--radius);
  border: 1px solid var(--color-border); box-shadow: var(--shadow);
}
.f-row { display: flex; flex-direction: column; gap: 6px; }
.f-row.wide { grid-column: 1 / -1; }
.f-row span { font-size: 14px; color: var(--color-muted); }
.f-row.required span::after { content: " *"; color: var(--color-danger); }
.form-actions { grid-column: 1 / -1; display: flex; gap: 8px; justify-content: flex-end; padding-top: 8px; }
.form-hint { color: var(--color-muted); font-size: 13px; margin: -4px 0 4px; }

/* ------------ Dashboard Grid ------------ */
.dash-grid {
  display: grid; gap: 16px;
  grid-template-columns: repeat(12, 1fr);
}
.panel {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius); padding: 18px; box-shadow: var(--shadow);
}
.panel-head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 12px; }
.panel-head h2 { margin: 0; font-size: 17px; color: var(--color-navy); }
.panel-sub { color: var(--color-muted); font-size: 13px; }
.panel-hint { color: var(--color-muted); font-size: 12px; margin-top: 12px; }

.panel-sales    { grid-column: span 6; }
.panel-todo     { grid-column: span 6; }
.panel-schedule { grid-column: span 6; }
.panel-map      { grid-column: span 6; }
.panel-half     { grid-column: span 6; }

@media (max-width: 900px) {
  .panel-sales, .panel-todo, .panel-schedule, .panel-map { grid-column: span 12; }
  .form-grid { grid-template-columns: 1fr; }
}

/* Stats */
.stat { margin-bottom: 16px; }
.stat-label { font-size: 13px; color: var(--color-muted); }
.stat-value { font-size: 28px; font-weight: 700; color: var(--color-navy); }
.stat.small .stat-value { font-size: 20px; }
.stat-row { display: flex; gap: 20px; margin-bottom: 16px; }

/* Progress */
.progress {
  height: 10px; background: var(--color-bg); border-radius: 999px;
  overflow: hidden; margin-top: 8px;
}
.progress-bar {
  height: 100%; background: linear-gradient(90deg, var(--color-accent), var(--color-navy));
  transition: width .6s ease-out;
}
.progress-label { font-size: 13px; color: var(--color-muted); margin-top: 4px; }

/* Todo */
.todo-list { list-style: none; padding: 0; margin: 0 0 12px; }
.todo-item {
  display: flex; justify-content: space-between; align-items: center;
  padding: 8px 4px; border-bottom: 1px solid var(--color-border);
  gap: 12px;
}
.todo-item:last-child { border-bottom: 0; }
.todo-item.done span { text-decoration: line-through; color: var(--color-muted); }
.todo-item .due { color: var(--color-muted); font-size: 13px; white-space: nowrap; }
.todo-toggle-form { margin: 0; display: inline; }
.todo-toggle-form label { display: inline-flex; align-items: center; gap: 8px; cursor: pointer; }
.todo-toggle-form input[type="checkbox"] { width: 18px; height: 18px; cursor: pointer; }

.todo-quick-add {
  display: flex; gap: 8px; margin-top: 12px; padding-top: 12px;
  border-top: 1px solid var(--color-border);
}
.todo-quick-add input[type="text"] { flex: 1; }
.todo-quick-add input[type="date"] { width: 150px; }

.todo-add-form {
  display: flex; gap: 8px; margin-bottom: 16px; padding: 12px;
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius);
}
.todo-add-form .grow { flex: 1; }
.todo-add-form input[type="date"] { width: 150px; }
.todo-add-form select { min-width: 180px; }

.todo-row-done td { color: var(--color-muted); text-decoration: line-through; }
.todo-row-done td.row-actions { text-decoration: none; }
.btn-link.danger { color: var(--color-danger); }
.btn-link.danger:hover { color: var(--color-danger); }
.panel-link { font-size: 13px; color: var(--color-navy); }

/* Family editor */
.family-editor {
  display: grid; gap: 6px;
}
.family-head, .family-row {
  display: grid;
  grid-template-columns: 110px 1fr 150px 1fr auto;
  gap: 8px; align-items: center;
}
.family-head {
  font-size: 13px; color: var(--color-muted);
  padding: 4px 0; border-bottom: 1px solid var(--color-border);
}
.family-row { margin: 0; }
.family-row input {
  padding: 6px 10px; font-size: 14px;
}
.family-row-new {
  margin-top: 4px; padding-top: 10px; border-top: 1px dashed var(--color-border);
}
.family-actions { display: flex; gap: 4px; white-space: nowrap; }
.btn-xs {
  padding: 5px 10px; font-size: 13px; border-radius: 6px;
}

@media (max-width: 700px) {
  .family-head { display: none; }
  .family-row { grid-template-columns: 1fr; }
  .family-actions { justify-content: flex-end; }
}

/* Map canvas */
.map-canvas {
  width: 100%; height: 320px; border-radius: var(--radius-sm);
  border: 1px solid var(--color-border); overflow: hidden; z-index: 0;
}
.map-canvas.small { height: 220px; }

/* Leaflet popup override */
.leaflet-popup-content { margin: 10px 14px; font-family: var(--font); }
.pop-card strong { color: var(--color-navy); font-size: 15px; display: block; margin-bottom: 4px; }
.pop-row { font-size: 13px; color: var(--color-muted); }
.pop-addr { margin-top: 2px; }
.pop-link {
  display: inline-block; margin-top: 8px; padding: 4px 10px;
  background: var(--color-navy); color: #fff; border-radius: var(--radius-sm);
  font-size: 13px; font-weight: 500;
}
.pop-link:hover { background: #16304E; text-decoration: none; }

/* Detail grid */
.detail-grid {
  display: grid; gap: 16px;
  grid-template-columns: repeat(2, 1fr);
}
@media (max-width: 900px) {
  .detail-grid { grid-template-columns: 1fr; }
}
.detail-dl { margin: 0; display: grid; grid-template-columns: 120px 1fr; row-gap: 8px; column-gap: 12px; }
.detail-dl dt { color: var(--color-muted); font-size: 14px; }
.detail-dl dd { margin: 0; }
.detail-dl dd.pre { white-space: pre-wrap; }

/* ------------ Auth ------------ */
.auth-body {
  background: linear-gradient(160deg, #EAF4FB 0%, #F5F5F7 100%);
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
}
.auth-main { width: 100%; max-width: 420px; padding: 24px; }
.auth-card {
  background: var(--color-surface); border-radius: var(--radius);
  padding: 32px 28px; box-shadow: var(--shadow);
  border: 1px solid var(--color-border);
  animation: slideUp .3s ease-out;
}
@keyframes slideUp { from { opacity: 0; transform: translateY(12px);} to { opacity: 1; transform: none;} }
.auth-title {
  margin: 0 0 4px; color: var(--color-navy); font-size: 22px; text-align: center;
}
.auth-sub { color: var(--color-muted); text-align: center; margin: 0 0 20px; font-size: 14px; }
.auth-form { display: flex; flex-direction: column; gap: 12px; }
.auth-form label { display: flex; flex-direction: column; gap: 4px; font-size: 14px; color: var(--color-muted); }
.auth-form .btn-primary { margin-top: 4px; }
.auth-hint {
  margin-top: 20px; padding: 10px; border-radius: var(--radius-sm);
  background: var(--color-bg); color: var(--color-muted); font-size: 12px; text-align: center;
}
.auth-hint code { background: #fff; padding: 1px 5px; border-radius: 4px; }

/* ================================================
   Responsive
   - 既存の @media は内容そのまま、ここでは追加調整
   - 768px: タブレット縦 + スマホ全般
   - 480px: 小さいスマホ
   - safe-area: iPhone のノッチ・ホームインジケータ余白
   ================================================= */

/* Safe area (iPhone) */
.app-header {
  padding-left: max(24px, env(safe-area-inset-left));
  padding-right: max(24px, env(safe-area-inset-right));
}
.app-main {
  padding-left: max(24px, env(safe-area-inset-left));
  padding-right: max(24px, env(safe-area-inset-right));
}
.flash-area {
  padding-left: max(24px, env(safe-area-inset-left));
  padding-right: max(24px, env(safe-area-inset-right));
}

/* タブレット縦 + スマホ */
@media (max-width: 768px) {
  .app-header {
    padding-top: 10px; padding-bottom: 10px;
    gap: 10px;
  }
  .brand a { font-size: 17px; }
  .user-area { margin-left: auto; gap: 8px; }
  .user-name { display: none; }

  /* ハンバーガー表示 */
  .hamburger { display: inline-flex; }

  /* ナビ: ヘッダー直下のドロップダウンに変身 */
  .nav {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 4px 16px rgba(30,58,95,.12);
    z-index: 20;
    padding: 64px 12px 12px;
    flex-direction: column;
    gap: 0;
    max-height: 100vh;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    animation: slideDown .25s ease-out;
  }
  .nav.open { display: flex; }
  .nav a {
    padding: 14px 16px; font-size: 16px;
    border-bottom: 1px solid var(--color-border);
    border-radius: 0;
  }
  .nav a:last-child { border-bottom: 0; }
  .nav a:hover { background: var(--color-bg); }

  /* ハンバーガーをドロップダウンより上に */
  .hamburger { position: relative; z-index: 21; }
  /* ナビが開いてる時は背景スクロール抑制 */
  body.nav-open { overflow: hidden; }

  .app-main { margin: 16px auto; padding-left: 16px; padding-right: 16px; }
  .flash-area { padding-left: 16px; padding-right: 16px; }

  .page-header h1 { font-size: 20px; }

  /* Toolbar: 検索欄を1行目に大きめ確保、その他は折り返し */
  .toolbar { flex-wrap: wrap; gap: 8px; padding: 10px; }
  .toolbar input[type="search"] { flex: 1 1 100%; min-width: 0; }
  .toolbar select { flex: 1 1 auto; min-width: 0; }
  .toolbar input[type="date"] { flex: 1 1 auto; min-width: 0; }
  .toolbar .btn { flex: 0 0 auto; }

  .form-grid { padding: 16px; gap: 12px 14px; }
  .table th, .table td { padding: 10px 10px; font-size: 14px; }

  .map-canvas { height: 280px; }
  .map-canvas.small { height: 200px; }

  .calendar-picker { flex-direction: column; align-items: stretch; }
  .calendar-picker select { min-width: 0; width: 100%; }

  .totp-disable-form { flex-direction: column; align-items: stretch; }
  .totp-disable-form .btn { width: 100%; }
}

/* 小さいスマホ (iPhone SE 等) */
@media (max-width: 480px) {
  :root { --fs-base: 16px; }

  .app-header { padding-top: 8px; padding-bottom: 8px; }
  .brand a { font-size: 16px; }
  .app-main { padding-left: 12px; padding-right: 12px; margin: 12px auto; }
  .flash-area { padding-left: 12px; padding-right: 12px; }

  .page-header h1 { font-size: 18px; }
  .stat-value { font-size: 22px; }
  .stat.small .stat-value { font-size: 17px; }
  .stat-row { flex-direction: column; gap: 12px; }

  .panel { padding: 14px; }

  .todo-add-form, .todo-quick-add {
    flex-direction: column; align-items: stretch;
  }
  .todo-add-form input[type="date"],
  .todo-quick-add input[type="date"] { width: 100%; }
  .todo-add-form select { min-width: 0; width: 100%; }

  .form-grid { padding: 14px; }
  .detail-dl { grid-template-columns: 88px 1fr; column-gap: 10px; }

  .map-canvas { height: 240px; }
  .map-canvas.small { height: 180px; }

  .table th, .table td { padding: 9px 8px; font-size: 13px; }

  .totp-input {
    font-size: 22px; letter-spacing: 5px; width: 100%; max-width: 240px;
  }

  /* Page actions の右寄せボタン群が窮屈な時 */
  .page-actions { width: 100%; }
  .page-actions .btn { flex: 1 1 auto; }
}

/* タッチデバイス: タップターゲット 44px 確保 (Apple HIG 準拠) */
@media (pointer: coarse) {
  input, select, textarea, button { min-height: 44px; }
  .btn, .btn-link { min-height: 44px; }
  .btn-xs { min-height: 36px; }
  .nav a { min-height: 36px; display: inline-flex; align-items: center; }
  .todo-toggle-form input[type="checkbox"] { width: 22px; height: 22px; }
}

/* 横向きスマホ: 高さ稼ぎたいので map を縮める */
@media (max-height: 500px) and (orientation: landscape) {
  .map-canvas { height: 220px; }
  .map-canvas.small { height: 160px; }
}