/* ===================================================
   Visaguide-jp 共通スタイル
   モバイルファースト・読みやすさ優先
   =================================================== */

/* リセット & ベース */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --color-primary:   #1a6fc4;
  --color-urgent:    #d32f2f;
  --color-warn:      #f57c00;
  --color-normal:    #388e3c;
  --color-bg:        #f5f7fa;
  --color-card:      #ffffff;
  --color-border:    #e0e4ea;
  --color-text:      #1a1a2e;
  --color-muted:     #6b7280;
  --color-checked:   #e8f5e9;
  --radius:          12px;
  --shadow:          0 2px 8px rgba(0,0,0,.08);
  --max-width:       640px;
}

html { font-size: 16px; }
body {
  font-family: 'Hiragino Kaku Gothic ProN', 'Noto Sans JP', 'Noto Sans', sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  min-height: 100dvh;
}

/* レイアウト */
.app-wrapper { max-width: var(--max-width); margin: 0 auto; padding: 0 16px 80px; }

/* ヘッダー */
.app-header {
  position: sticky; top: 0; z-index: 100;
  background: var(--color-primary); color: #fff;
  padding: 12px 16px;
  display: flex; align-items: center; justify-content: space-between;
}
.app-header h1 { font-size: 1rem; font-weight: 700; }

/* 言語ピル */
#lang-pills { display: flex; gap: 4px; }
.lang-pill {
  background: rgba(255,255,255,.2); color: #fff;
  border: 1px solid rgba(255,255,255,.4);
  border-radius: 20px; padding: 2px 8px;
  font-size: .75rem; cursor: pointer; font-weight: 600;
  transition: background .15s;
}
.lang-pill.active, .lang-pill:hover { background: rgba(255,255,255,.4); }

/* ページタイトル */
.page-title { font-size: 1.25rem; font-weight: 700; margin: 24px 0 16px; }

/* カード */
.card {
  background: var(--color-card); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 20px; margin-bottom: 16px;
}

/* フォーム */
.form-group { margin-bottom: 20px; }
.form-label { display: block; font-weight: 600; margin-bottom: 6px; font-size: .9rem; }
.form-select, .form-input {
  width: 100%; padding: 12px 14px;
  border: 1.5px solid var(--color-border); border-radius: 8px;
  font-size: 1rem; background: #fff; color: var(--color-text);
  appearance: none; -webkit-appearance: none;
  transition: border-color .15s;
}
.form-select:focus, .form-input:focus {
  outline: none; border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(26,111,196,.15);
}

/* 日付セレクタ */
.date-group { display: grid; grid-template-columns: 2fr 1.5fr 1.5fr; gap: 8px; }
.date-group label { font-size: .8rem; color: var(--color-muted); text-align: center; display: block; }
.date-group select { text-align: center; }

/* エラー・警告 */
.field-error { color: var(--color-urgent); font-size: .85rem; margin-top: 4px; display: none; }
.field-error.visible { display: block; }
.field-warn  { color: var(--color-warn);   font-size: .85rem; margin-top: 4px; display: none; }
.field-warn.visible  { display: block; }

/* ボタン */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 14px 24px; border-radius: 8px; font-size: 1rem; font-weight: 600;
  border: none; cursor: pointer; text-decoration: none;
  transition: opacity .15s, transform .1s;
}
.btn:active { transform: scale(.97); }
.btn-primary  { background: var(--color-primary); color: #fff; width: 100%; }
.btn-primary:hover { opacity: .9; }
.btn-secondary { background: var(--color-border); color: var(--color-text); }
.btn-outline   { background: transparent; color: var(--color-primary); border: 1.5px solid var(--color-primary); }

/* 手続きカード */
.procedure-card {
  background: var(--color-card); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 16px; margin-bottom: 12px;
  border-left: 4px solid var(--color-border);
  transition: opacity .2s;
}
.procedure-card.priority-1 { border-left-color: var(--color-urgent); }
.procedure-card.priority-2 { border-left-color: var(--color-warn); }
.procedure-card.priority-3 { border-left-color: var(--color-normal); }
.procedure-card.checked    { background: var(--color-checked); opacity: .7; }

.procedure-header { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; flex-wrap: wrap; }
.priority-label {
  font-size: .7rem; font-weight: 700; padding: 2px 8px; border-radius: 20px; color: #fff;
}
.priority-1 .priority-label { background: var(--color-urgent); }
.priority-2 .priority-label { background: var(--color-warn); }
.priority-3 .priority-label { background: var(--color-normal); }

/* バッジ */
.badge {
  font-size: .75rem; font-weight: 700; padding: 2px 8px; border-radius: 20px;
}
.badge-urgent  { background: #fde8e8; color: var(--color-urgent); }
.badge-warn    { background: #fff3e0; color: var(--color-warn); }
.badge-normal  { background: #e8f5e9; color: var(--color-normal); }
.badge-expired { background: #f3e5f5; color: #7b1fa2; }
.deadline-days { font-size: .75rem; color: var(--color-muted); background: var(--color-bg); padding: 2px 8px; border-radius: 20px; }

/* チェックボックス付きラベル */
.procedure-label {
  display: flex; align-items: flex-start; gap: 10px; cursor: pointer;
}
.proc-checkbox { width: 20px; height: 20px; flex-shrink: 0; margin-top: 2px; cursor: pointer; accent-color: var(--color-primary); }
.procedure-title { font-weight: 600; font-size: .95rem; }
.procedure-desc  { font-size: .85rem; color: var(--color-muted); margin-top: 8px; line-height: 1.5; }

/* 窓口リンクボタン */
.btn-office-link {
  display: inline-block; margin-top: 10px;
  font-size: .82rem; color: var(--color-primary); background: none;
  border: 1px solid var(--color-primary); border-radius: 6px;
  padding: 4px 12px; cursor: pointer; font-weight: 600;
}
.btn-office-link:hover { background: rgba(26,111,196,.07); }

/* セクション */
.checklist-section { margin-bottom: 28px; }
.checklist-section h2 { font-size: 1rem; color: var(--color-muted); margin-bottom: 12px; font-weight: 700; }

/* イベントセクション（details/summary） */
.event-section { margin-bottom: 16px; }
.event-section summary {
  cursor: pointer; font-weight: 700; padding: 10px 14px;
  background: #eef2f8; border-radius: 8px; list-style: none;
  display: flex; align-items: center; gap: 8px; font-size: .95rem;
}
.event-section summary::before { content: '▶'; font-size: .7rem; transition: transform .2s; }
.event-section[open] summary::before { transform: rotate(90deg); }
.event-cards { padding-top: 8px; }

/* 窓口情報 */
.office-card { background: var(--color-card); border-radius: var(--radius); box-shadow: var(--shadow); padding: 20px; margin-bottom: 16px; }
.office-label { font-size: .8rem; color: var(--color-muted); font-weight: 600; text-transform: uppercase; letter-spacing: .04em; margin-bottom: 2px; }
.office-value { font-size: 1rem; margin-bottom: 16px; }
.lang-chips { display: flex; gap: 6px; flex-wrap: wrap; }
.lang-chip  { background: #e8f0fe; color: var(--color-primary); border-radius: 20px; padding: 2px 10px; font-size: .8rem; font-weight: 600; }

/* 通知登録ページ */
.subscribe-card { text-align: center; padding: 32px 20px; }
.subscribe-desc  { color: var(--color-muted); margin: 12px 0 24px; font-size: .9rem; line-height: 1.7; }
.subscribe-result { margin-top: 16px; padding: 12px; border-radius: 8px; font-weight: 600; display: none; }
.subscribe-result.success { background: #e8f5e9; color: var(--color-normal); display: block; }
.subscribe-result.error   { background: #fde8e8; color: var(--color-urgent); display: block; }

/* iOSモーダル */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,.5);
  display: flex; align-items: flex-end; z-index: 1000;
}
.modal-box {
  background: #fff; border-radius: 16px 16px 0 0;
  padding: 24px; width: 100%; max-width: var(--max-width); margin: 0 auto;
}
.modal-title { font-size: 1.1rem; font-weight: 700; margin-bottom: 16px; }
.ios-steps { margin-bottom: 24px; }
.ios-step  { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; font-size: .95rem; }
.ios-step-icon { font-size: 1.4rem; flex-shrink: 0; }

/* ナビゲーション（下部） */
.bottom-nav {
  position: fixed; bottom: 0; left: 0; right: 0;
  background: #fff; border-top: 1px solid var(--color-border);
  display: flex; justify-content: space-around;
  padding: 8px 0 max(8px, env(safe-area-inset-bottom));
  z-index: 50;
}
.nav-item {
  display: flex; flex-direction: column; align-items: center;
  gap: 2px; font-size: .65rem; color: var(--color-muted); text-decoration: none;
  padding: 4px 16px; border-radius: 8px;
}
.nav-item.active { color: var(--color-primary); }
.nav-icon { font-size: 1.3rem; }

/* ローディング・エラー */
.loading { text-align: center; color: var(--color-muted); padding: 32px; }
.error   { text-align: center; color: var(--color-urgent); padding: 32px; }

/* ユーティリティ */
.mt-8  { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.text-muted { color: var(--color-muted); font-size: .875rem; }