/* =========================================
   FINORA 雙層導航系統 (Top & Bottom Nav)
   上4下4、樣式統一、毛玻璃、防遮擋
========================================= */

:root {
  --main-color: #b4695d;
  --main-color-hover: #944647;
  --main-color-bg: #f5e8e6;
}

/* ---------- 頂部 / 底部 共用結構（完全一致） ---------- */
.top-nav,
.bottom-nav {
  position: fixed;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 1000;
  display: flex;
  justify-content: space-around;
  align-items: center;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: none;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.top-nav {
  top: 0;
  border-bottom: 1px solid rgba(180, 105, 93, 0.15);
}

.bottom-nav {
  bottom: 0;
  border-top: 1px solid rgba(180, 105, 93, 0.15);
  box-shadow: 0 -2px 12px rgba(0, 0, 0, 0.06);
  padding-bottom: max(0.5rem, env(safe-area-inset-bottom));
}

/* 按鈕：圖示在上、文字在下，足夠點擊範圍 */
.top-nav a,
.bottom-nav a {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 72px;
  min-height: 56px;
  padding: 0.5rem 0.4rem;
  font-size: 0.8rem;
  font-weight: 600;
  text-decoration: none;
  color: #555;
  border-radius: 12px;
  transition: color 0.2s, background 0.2s;
}

.top-nav a:hover,
.bottom-nav a:hover {
  color: var(--main-color);
  background: rgba(180, 105, 93, 0.08);
}

/* 當前頁面高亮：文字與圖示皆為主色 */
.top-nav a.active,
.bottom-nav a.active {
  color: var(--main-color);
}

/* 圖示一律顯示（每顆按鈕都有圖在上、文字在下） */
.top-nav a .nav-icon,
.bottom-nav a .nav-icon {
  display: block;
  visibility: visible;
  opacity: 1;
  font-size: 1.25rem;
  margin-bottom: 0.2rem;
  line-height: 1;
  min-height: 1.25em;
}

.top-nav a.active .nav-icon,
.bottom-nav a.active .nav-icon {
  opacity: 1;
}

/* 資產列表、資產圖表：用 CSS ::before 強制顯示圖示（避免字型缺字） */
.top-nav a[data-nav="assets"] .nav-icon,
.bottom-nav a[data-nav="assets"] .nav-icon,
.nav-icon-list {
  font-size: 0;
}
.top-nav a[data-nav="assets"] .nav-icon::before,
.bottom-nav a[data-nav="assets"] .nav-icon::before,
.nav-icon-list::before {
  content: "\1F4CB ";
  display: block;
  font-size: 1.25rem;
  line-height: 1;
}

.top-nav a[data-nav="dashboard"] .nav-icon,
.bottom-nav a[data-nav="dashboard"] .nav-icon,
.nav-icon-chart {
  font-size: 0;
}
.top-nav a[data-nav="dashboard"] .nav-icon::before,
.bottom-nav a[data-nav="dashboard"] .nav-icon::before,
.nav-icon-chart::before {
  content: "\1F4CA ";
  display: block;
  font-size: 1.25rem;
  line-height: 1;
}

/* ---------- 內容區留白（防遮擋：Google 登入按鈕等不被蓋住） ---------- */
.body-with-nav {
  padding-top: 80px;
  padding-bottom: 80px;
}

.body-with-nav .main-wrapper,
.body-with-nav main,
.body-with-nav .content-wrap {
  padding-bottom: 0.25rem;
}