:root {
  /* 精品色調：深邃森林綠與香檳金 */
  --forest: #103121; 
  --forest-m: #1b4332; 
  --forest-l: #2d6a4f;
  --mint: #d8f3dc; 
  --amber: #d4af37; 
  --amber-l: #fdf3d1;
  --parchment: #f9f8f4; 
  --white: #ffffff; 
  --red: #a02015;
  --text: #1a1c1a; 
  --text-light: #6b7270;
  
  --sh-card: 0 10px 40px rgba(0,0,0,0.04), 0 2px 10px rgba(0,0,0,0.02);
  --sh-dash: 0 25px 50px rgba(16, 49, 33, 0.2);
}

* { box-sizing: border-box; margin: 0; padding: 0; -webkit-tap-highlight-color: transparent; }
html, body { height: 100%; width: 100%; overflow: hidden; }
body { 
  font-family: 'Noto Sans TC', sans-serif; 
  background: var(--parchment); 
  color: var(--text); 
  line-height: 1.6;
  background-image: radial-gradient(circle at 0% 0%, rgba(216, 243, 220, 0.15) 0%, transparent 50%),
                    radial-gradient(circle at 100% 100%, rgba(212, 175, 55, 0.05) 0%, transparent 50%);
}

#app {
  height: 100%;
  height: 100dvh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* ── 精緻 Header ────────────────── */
header { 
  background: var(--forest); 
  padding: 14px 20px; 
  display: flex; 
  align-items: center; 
  justify-content: space-between; 
  border-bottom: 3px solid var(--amber); 
  z-index: 100; 
  flex-shrink: 0;
  box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.header-icon {
  width: 34px;
  height: 34px;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.15));
}

.header-titles {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

header h1 { 
  font-family: 'Noto Serif TC', serif; 
  font-size: 17px; 
  color: var(--white); 
  letter-spacing: 0.5px; 
  font-weight: 700;
  line-height: 1.2;
}

.club-name {
  font-size: 12px;
  color: var(--mint);
  opacity: 0.85;
  font-weight: 500;
  margin-top: 2px;
  letter-spacing: 0.5px;
}

.user-box { 
  display: flex; 
  align-items: center; 
  gap: 10px; 
  background: rgba(255,255,255,0.12); 
  padding: 5px 12px 5px 5px; 
  border-radius: 50px; 
  color: white; 
  font-size: 13px; 
  font-weight: 700; 
  border: 1px solid rgba(255,255,255,0.1);
}

/* 強化 Avatar 顯示 */
.user-avatar { 
  width: 28px; 
  height: 28px; 
  border-radius: 50%; 
  border: 1.5px solid var(--amber); 
  background: #2d6a4f; 
  overflow: hidden; 
  display: flex;
  align-items: center;
  justify-content: center;
}
.user-avatar img { 
  width: 100%; 
  height: 100%; 
  object-fit: cover; 
  display: block;
}

/* ── Main Content ────────────────── */
main { 
  flex: 1; 
  overflow-y: auto; 
  -webkit-overflow-scrolling: touch; 
  padding: 28px 24px; 
  position: relative; 
}

.page { display: none; animation: premiumFade 0.6s cubic-bezier(0.23, 1, 0.32, 1); }
.page.active { display: block; }
@keyframes premiumFade { 
  from { opacity: 0; transform: scale(0.98) translateY(15px); } 
  to { opacity: 1; transform: scale(1) translateY(0); } 
}

/* ── 旗艦級財務看板 (Dashboard) ────────────────── */
.dashboard { 
  background: linear-gradient(145deg, #103121, #1b4332);
  border-radius: 32px; 
  padding: 36px 30px; 
  color: white; 
  margin-bottom: 32px;
  box-shadow: var(--sh-dash);
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.08);
}

/* 裝飾性光暈 */
.dashboard::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 150px;
  height: 150px;
  background: radial-gradient(circle, rgba(216, 243, 220, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.db-label { 
  font-size: 12px; 
  text-transform: uppercase; 
  letter-spacing: 2px; 
  opacity: 0.7; 
  margin-bottom: 12px; 
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 8px;
}
.db-label::after { content: ''; flex: 1; height: 1px; background: rgba(255,255,255,0.1); }

.db-total { 
  font-size: 52px; 
  font-family: 'Noto Serif TC', serif; 
  color: var(--white); 
  font-weight: 800; 
  margin-bottom: 36px;
  letter-spacing: -1px;
}

.db-grid { 
  display: grid; 
  grid-template-columns: 1fr 1fr; 
  gap: 20px;
}
.db-item { 
  background: rgba(255,255,255,0.06); 
  backdrop-filter: blur(10px);
  padding: 20px 18px; 
  border-radius: 22px; 
  border: 1px solid rgba(255,255,255,0.1);
  transition: transform 0.3s ease;
}
.db-item:active { transform: scale(0.97); }

.db-item .db-label { margin-bottom: 6px; letter-spacing: 1px; border: none; }
.db-item .db-label::after { display: none; }

.db-val { 
  font-size: 24px; 
  font-weight: 800; 
  color: var(--mint); 
  font-family: 'Noto Serif TC', serif;
}

/* ── 奢華卡片設計 ────────────────── */
.card { 
  background: var(--white); 
  border-radius: 28px; 
  padding: 30px; 
  box-shadow: var(--sh-card); 
  margin-bottom: 24px; 
  border: 1px solid rgba(0,0,0,0.03);
}
.card-title { 
  font-size: 20px; 
  font-weight: 800; 
  color: var(--forest); 
  margin-bottom: 20px; 
  letter-spacing: -0.5px;
}

/* ── 現代化輸入組件 ────────────────── */
.form-input { 
  width: 100%; 
  padding: 18px 22px; 
  border: 1.5px solid #ececec; 
  border-radius: 20px; 
  font-size: 17px; 
  color: var(--text); 
  transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1); 
  background: #fbfbfb;
  -webkit-appearance: none; 
}
.form-input:focus { 
  border-color: var(--forest); 
  background: var(--white); 
  box-shadow: 0 12px 30px rgba(16, 49, 33, 0.08);
  outline: none;
}

.btn-main { 
  background: var(--forest); 
  color: var(--white); 
  border: none; 
  padding: 20px; 
  width: 100%; 
  border-radius: 22px; 
  font-size: 17px; 
  font-weight: 800; 
  letter-spacing: 1px;
  cursor: pointer; 
  transition: all 0.5s cubic-bezier(0.23, 1, 0.32, 1); 
  box-shadow: 0 15px 35px rgba(16, 49, 33, 0.25); 
}
.btn-main:active { 
  transform: translateY(2px) scale(0.98); 
  box-shadow: 0 8px 20px rgba(16, 49, 33, 0.2);
}

/* ── 其他精緻細節 ────────────────── */
#toast { 
  position: fixed; 
  top: 40px; 
  background: rgba(16, 49, 33, 0.95); 
  backdrop-filter: blur(15px);
  color: white; 
  padding: 16px 32px; 
  border-radius: 50px; 
  font-size: 14px; 
  font-weight: 700; 
  border: 1px solid rgba(255,255,255,0.1);
  box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

.loading-overlay {
  background: rgba(249, 248, 244, 0.85);
  backdrop-filter: blur(12px);
}

/* ── 帳號管理選單 (Premium Edition) ────────────────── */
.account-menu {
  background: var(--white);
  border-radius: 40px 40px 0 0;
  padding: 40px 28px 60px 24px;
  box-shadow: 0 -15px 50px rgba(0,0,0,0.08);
}

.member-item {
  padding: 24px;
  background: #f6f7f6;
  border-radius: 24px;
  border: 2px solid transparent;
  transition: 0.3s ease;
}
.member-item.active { 
  border-color: var(--forest); 
  background: var(--mint); 
  box-shadow: 0 10px 25px rgba(27, 67, 50, 0.1);
}
.m-name { font-size: 20px; font-weight: 800; }

.menu-btn {
  padding: 20px;
  border-radius: 22px;
  font-weight: 800;
  background: #fcfcfc;
  border: 1px solid #eee;
}
.menu-btn.btn-danger { color: var(--red); background: #fff8f8; border-color: #fee2e2; }

[v-cloak] { display: none; }

/* 針對小螢幕字體優化 */
@media (max-width: 370px) {
  .db-total { font-size: 42px; }
  main { padding: 20px 16px; }
}