/* ================================================================
   竹ちゃんファミリー — メインスタイルシート
================================================================ */

/* ── CSS 変数 ─────────────────────────────────────────────── */
:root {
  --c-primary:      #43A047;
  --c-primary-dark: #2E7D32;
  --c-primary-lt:   #A5D6A7;
  --c-accent:       #FF7043;
  --c-accent-dark:  #E64A19;
  --c-teal:         #00897B;
  --c-bg:           #F1F8F1;
  --c-surface:      #FFFFFF;
  --c-text:         #1B1B1B;
  --c-text-2:       #5C5C5C;
  --c-border:       #D8EAD8;
  --c-error:        #D32F2F;
  --c-success:      #388E3C;
  --c-warning:      #F57C00;
  --shadow-sm:      0 2px 8px rgba(0,0,0,.08);
  --shadow-md:      0 4px 20px rgba(0,0,0,.12);
  --shadow-lg:      0 8px 40px rgba(0,0,0,.16);
  --radius-sm:      8px;
  --radius-md:      14px;
  --radius-lg:      22px;
  --radius-full:    9999px;
  --trans:          .2s ease;
}

/* ── リセット & ベース ────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Noto Sans JP', sans-serif;
  background: var(--c-bg);
  color: var(--c-text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-size: 15px;
  line-height: 1.7;
}
a { color: var(--c-primary-dark); text-decoration: none; transition: color var(--trans); }
a:hover { color: var(--c-accent); }
img { max-width: 100%; height: auto; }

/* ── ヘッダー ─────────────────────────────────────────────── */
.site-header {
  background: var(--c-surface);
  box-shadow: 0 2px 12px rgba(0,0,0,.08);
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

/* ── ロゴ（ポップデザイン） ───────────────────────────────── */
.logo-link { text-decoration: none; }
.logo {
  display: flex;
  align-items: center;
  gap: 6px;
  user-select: none;
}
.logo-text {
  font-family: 'Nunito', sans-serif;
  font-weight: 900;
  font-size: 1.45rem;
  background: linear-gradient(135deg, #2E7D32 0%, #43A047 40%, #00897B 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: .02em;
  line-height: 1;
  filter: drop-shadow(0 1px 2px rgba(0,0,0,.12));
}
.logo-text--sm { font-size: 1rem; }
/* 竹の飾り（CSS のみ） */
.logo-bamboo {
  display: inline-flex;
  flex-direction: column;
  gap: 3px;
  width: 8px;
}
.logo-bamboo::before,
.logo-bamboo::after {
  content: '';
  display: block;
  width: 8px;
  border-radius: 4px;
  background: linear-gradient(180deg, #66BB6A, #2E7D32);
}
.logo-bamboo::before { height: 18px; }
.logo-bamboo::after  { height: 12px; }
.logo-bamboo--right  { transform: scaleY(-1); }

/* ── ナビゲーション ───────────────────────────────────────── */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 8px 14px;
  border-radius: var(--radius-full);
  font-size: .875rem;
  font-weight: 500;
  color: var(--c-text-2);
  transition: background var(--trans), color var(--trans);
}
.nav-item .material-icons-round { font-size: 20px; }
.nav-item:hover, .nav-item.active {
  background: var(--c-bg);
  color: var(--c-primary);
}
.nav-item--register {
  background: var(--c-primary);
  color: #fff !important;
  margin-left: 4px;
}
.nav-item--register:hover {
  background: var(--c-primary-dark);
  color: #fff;
}
.nav-item--logout { color: var(--c-error); }
.nav-item--logout:hover { background: #FFEBEE; color: var(--c-error); }

.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--c-text);
  padding: 6px;
  border-radius: var(--radius-sm);
}
.hamburger:hover { background: var(--c-bg); }

/* ── フラッシュメッセージ ──────────────────────────────────── */
.flash {
  display: flex;
  align-items: center;
  gap: 10px;
  max-width: 600px;
  margin: 16px auto;
  padding: 14px 18px;
  border-radius: var(--radius-md);
  font-weight: 500;
  animation: slideDown .3s ease;
  position: relative;
}
.flash .material-icons-round { font-size: 22px; flex-shrink: 0; }
.flash--success { background: #E8F5E9; color: #2E7D32; border: 1px solid #A5D6A7; }
.flash--error   { background: #FFEBEE; color: #C62828; border: 1px solid #FFCDD2; }
.flash--info    { background: #E3F2FD; color: #1565C0; border: 1px solid #BBDEFB; }
.flash-close {
  margin-left: auto;
  background: none;
  border: none;
  cursor: pointer;
  color: inherit;
  opacity: .6;
  padding: 2px;
  border-radius: 4px;
  display: flex;
}
.flash-close:hover { opacity: 1; }
@keyframes slideDown { from { opacity:0; transform:translateY(-10px); } }

/* ── メインコンテンツ ─────────────────────────────────────── */
.main-content { flex: 1; }

/* ── ページコンテナ ───────────────────────────────────────── */
.page-container {
  max-width: 520px;
  margin: 40px auto;
  padding: 0 16px;
}
.page-container--wide {
  max-width: 900px;
  margin: 40px auto;
  padding: 0 16px;
}

/* ── カード ───────────────────────────────────────────────── */
.card {
  background: var(--c-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 36px 40px;
}
.card-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--c-primary-dark);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 28px;
}
.card-title .material-icons-round { font-size: 28px; color: var(--c-primary); }

/* ── フォーム ─────────────────────────────────────────────── */
.form-group { margin-bottom: 20px; }
.form-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: .875rem;
  font-weight: 700;
  color: var(--c-text-2);
  margin-bottom: 6px;
}
.form-label .material-icons-round { font-size: 17px; color: var(--c-primary); }
.badge-required {
  display: inline-block;
  background: var(--c-accent);
  color: #fff;
  font-size: .65rem;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: var(--radius-full);
  margin-left: 4px;
}
.badge-optional {
  display: inline-block;
  background: #e0e0e0;
  color: #666;
  font-size: .65rem;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: var(--radius-full);
  margin-left: 4px;
}

.form-control {
  width: 100%;
  padding: 12px 14px;
  border: 2px solid var(--c-border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: .95rem;
  background: var(--c-surface);
  color: var(--c-text);
  transition: border-color var(--trans), box-shadow var(--trans);
  outline: none;
}
.form-control:focus {
  border-color: var(--c-primary);
  box-shadow: 0 0 0 3px rgba(67,160,71,.15);
}
.form-control::placeholder { color: #aaa; }
select.form-control { cursor: pointer; }

.form-hint {
  display: flex;
  align-items: flex-start;
  gap: 5px;
  font-size: .8rem;
  color: #888;
  margin-top: 5px;
}
.form-hint .material-icons-round { font-size: 14px; margin-top: 1px; flex-shrink: 0; }
.form-error {
  color: var(--c-error);
  font-size: .8rem;
  margin-top: 5px;
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ── ボタン ───────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: .95rem;
  font-weight: 700;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--trans);
  text-decoration: none;
  white-space: nowrap;
}
.btn .material-icons-round { font-size: 20px; }
.btn--primary {
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-teal) 100%);
  color: #fff;
  box-shadow: 0 3px 12px rgba(67,160,71,.35);
}
.btn--primary:hover {
  background: linear-gradient(135deg, var(--c-primary-dark) 0%, #00695C 100%);
  box-shadow: 0 4px 18px rgba(67,160,71,.45);
  color: #fff;
  transform: translateY(-1px);
}
.btn--outline {
  background: transparent;
  border-color: var(--c-primary);
  color: var(--c-primary);
}
.btn--outline:hover {
  background: var(--c-bg);
  color: var(--c-primary-dark);
}
.btn--danger {
  background: var(--c-error);
  color: #fff;
}
.btn--danger:hover { background: #B71C1C; color: #fff; }
.btn--full { width: 100%; }
.btn--sm { padding: 8px 16px; font-size: .85rem; }

/* ── 地図エリア ───────────────────────────────────────────── */
.map-section {
  background: var(--c-surface);
  border-bottom: 1px solid var(--c-border);
}
.map-header {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px 20px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.map-header-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--c-primary-dark);
  display: flex;
  align-items: center;
  gap: 8px;
}
.map-header-title .material-icons-round { color: var(--c-primary); }
.member-count {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: var(--c-primary);
  color: #fff;
  font-size: .85rem;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: var(--radius-full);
}
.member-count .material-icons-round { font-size: 16px; }

#map {
  width: 100%;
  height: 520px;
  z-index: 1;
}

/* ── メンバーグリッド ─────────────────────────────────────── */
.members-section {
  max-width: 1200px;
  margin: 40px auto;
  padding: 0 20px;
}
.members-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--c-primary-dark);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
}
.members-title .material-icons-round { color: var(--c-primary); }
.members-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}
.member-card {
  background: var(--c-surface);
  border-radius: var(--radius-md);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  border: 2px solid transparent;
  transition: border-color var(--trans), box-shadow var(--trans), transform var(--trans);
  cursor: pointer;
}
.member-card:hover {
  border-color: var(--c-primary-lt);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.member-avatar {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-teal) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-family: 'Nunito', sans-serif;
  font-weight: 900;
  font-size: 1.2rem;
  margin-bottom: 12px;
}
.member-name {
  font-weight: 700;
  font-size: .95rem;
  color: var(--c-text);
  margin-bottom: 2px;
}
.member-nickname {
  font-size: .8rem;
  color: var(--c-primary);
  font-weight: 700;
  margin-bottom: 8px;
}
.member-location {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: .82rem;
  color: var(--c-text-2);
}
.member-location .material-icons-round { font-size: 15px; color: var(--c-accent); }

/* Leaflet ポップアップカスタム */
.leaflet-popup-content-wrapper {
  border-radius: var(--radius-md) !important;
  box-shadow: var(--shadow-md) !important;
  padding: 0 !important;
}
.leaflet-popup-content { margin: 0 !important; }
.popup-card {
  padding: 18px 20px;
  min-width: 180px;
}
.popup-avatar {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--c-primary), var(--c-teal));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-family: 'Nunito', sans-serif;
  font-weight: 900;
  font-size: 1rem;
  margin-bottom: 10px;
}
.popup-name { font-weight: 700; font-size: .95rem; margin-bottom: 2px; }
.popup-nick { font-size: .8rem; color: var(--c-primary); font-weight: 700; margin-bottom: 8px; }
.popup-loc {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: .82rem;
  color: var(--c-text-2);
}
.popup-loc .material-icons-round { font-size: 14px; color: var(--c-accent); }

/* ── ヒーローバナー（ホーム） ──────────────────────────────── */
.hero-cta {
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-teal) 100%);
  padding: 48px 20px;
  text-align: center;
  color: #fff;
}
.hero-cta h2 {
  font-family: 'Nunito', sans-serif;
  font-size: 1.6rem;
  font-weight: 900;
  margin-bottom: 10px;
}
.hero-cta p { opacity: .9; margin-bottom: 24px; font-size: .95rem; }
.hero-cta .btn--primary {
  background: #fff;
  color: var(--c-primary-dark);
  box-shadow: 0 4px 16px rgba(0,0,0,.2);
}
.hero-cta .btn--primary:hover {
  background: #f0fdf0;
  color: var(--c-primary-dark);
}

/* ── 認証ページ共通 ───────────────────────────────────────── */
.auth-page {
  min-height: calc(100vh - 70px);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 48px 16px;
  background: linear-gradient(160deg, #E8F5E9 0%, #F1F8F1 60%, #E0F2F1 100%);
}
.auth-card {
  width: 100%;
  max-width: 480px;
  background: var(--c-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 40px;
}
.auth-logo {
  text-align: center;
  margin-bottom: 28px;
}
.auth-logo .logo-text {
  font-size: 1.8rem;
}
.auth-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--c-primary-dark);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.auth-title .material-icons-round { color: var(--c-primary); font-size: 26px; }
.auth-footer-link {
  text-align: center;
  margin-top: 20px;
  font-size: .875rem;
  color: var(--c-text-2);
}
.auth-divider {
  border: none;
  border-top: 1px solid var(--c-border);
  margin: 24px 0;
}
.forgot-link {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: .82rem;
  color: var(--c-text-2);
  justify-content: flex-end;
  margin-top: -12px;
  margin-bottom: 16px;
}
.forgot-link:hover { color: var(--c-primary); }
.forgot-link .material-icons-round { font-size: 14px; }

/* ── マイページ ───────────────────────────────────────────── */
.mypage-header {
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-teal) 100%);
  color: #fff;
  padding: 40px 20px;
  text-align: center;
}
.mypage-avatar {
  width: 80px;
  height: 80px;
  background: rgba(255,255,255,.25);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Nunito', sans-serif;
  font-weight: 900;
  font-size: 2rem;
  color: #fff;
  margin: 0 auto 14px;
  border: 3px solid rgba(255,255,255,.6);
}
.mypage-name { font-size: 1.4rem; font-weight: 700; margin-bottom: 4px; }
.mypage-nick { opacity: .85; font-size: .95rem; }

/* ── フッター ─────────────────────────────────────────────── */
.site-footer {
  background: var(--c-primary-dark);
  color: rgba(255,255,255,.8);
  padding: 24px 20px;
  text-align: center;
  margin-top: auto;
}
.footer-inner { max-width: 1200px; margin: 0 auto; }
.footer-logo { margin-bottom: 8px; }
.footer-logo .logo-text {
  background: linear-gradient(135deg, #fff, #A5D6A7);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.footer-copy { font-size: .82rem; opacity: .7; }

/* ── ユーティリティ ───────────────────────────────────────── */
.text-center { text-align: center; }
.mt-4 { margin-top: 16px; }
.mt-8 { margin-top: 32px; }
.mb-0 { margin-bottom: 0; }
.divider { border: none; border-top: 1px solid var(--c-border); margin: 24px 0; }
.no-members {
  text-align: center;
  padding: 60px 20px;
  color: var(--c-text-2);
}
.no-members .material-icons-round { font-size: 64px; color: var(--c-primary-lt); margin-bottom: 12px; display: block; }

/* ── レスポンシブ ─────────────────────────────────────────── */
@media (max-width: 640px) {
  .nav-menu {
    display: none;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--c-surface);
    flex-direction: column;
    padding: 12px 16px 20px;
    box-shadow: 0 8px 24px rgba(0,0,0,.12);
    gap: 4px;
  }
  .nav-menu.open { display: flex; }
  .nav-item { width: 100%; padding: 12px 16px; border-radius: var(--radius-sm); }
  .hamburger { display: flex; }
  .site-header { position: relative; }
  .card { padding: 24px 20px; }
  .auth-card { padding: 28px 20px; }
  #map { height: 380px; }
  .logo-text { font-size: 1.1rem; }
}