/* ============================================
   MacauGo — Navigation v2
   目標：頂部導航從 10 個扁平連結 + 7 個右側元件
        精簡為 5 個頂層項 + 4 個右側元件
   載入順序：在 styles.css 之後（可覆蓋舊規則）
   ============================================ */

/* ---------- 佈局：左 logo / 中導航 / 右操作 ---------- */
.navbar-inner {
  gap: var(--space-3);
}
.navbar-links {
  gap: 4px;
  overflow: visible;          /* 舊版 overflow-x:auto 會裁掉下拉選單 */
  flex: 1;
  justify-content: center;
}

/* ---------- 頂層項 ---------- */
.nav-item {
  position: relative;
  display: flex;
  align-items: center;
}
.nav-top {
  display: flex; align-items: center; gap: 6px;
  padding: 9px 14px;
  font-size: var(--text-sm); font-weight: 500;
  color: var(--c-text-muted);
  border-radius: var(--radius-xs);
  white-space: nowrap; cursor: pointer;
  letter-spacing: -0.01em;
  transition: background var(--transition-fast), color var(--transition-fast);
  background: none; border: none; font-family: inherit;
}
.nav-top:hover { background: var(--c-warm); color: var(--c-text); }
.nav-top .caret {
  font-size: 9px; opacity: 0.45; margin-left: 1px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}
.nav-item:hover .nav-top,
.nav-item.open .nav-top { background: var(--c-warm); color: var(--c-text); }
.nav-item:hover .caret,
.nav-item.open .caret { transform: rotate(180deg); opacity: 0.9; }

/* 當前所在頁 / 分組內有當前頁 */
.nav-top.active,
.nav-item.has-active > .nav-top {
  color: var(--c-primary); font-weight: 600;
}
.nav-item.has-active > .nav-top::after {
  content: ''; position: absolute; left: 14px; right: 14px; bottom: 2px;
  height: 2px; border-radius: 2px; background: var(--c-primary);
}

/* 高亮 CTA（AI Hub） */
.nav-cta {
  background: linear-gradient(135deg, var(--c-primary), var(--c-accent-dark));
  color: #fff !important; font-weight: 600;
  padding: 9px 16px;
  box-shadow: 0 2px 10px rgba(200, 85, 61, 0.22);
}
.nav-cta:hover {
  background: linear-gradient(135deg, var(--c-primary), var(--c-accent-dark));
  color: #fff !important; filter: brightness(1.07);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(200, 85, 61, 0.32);
}
.nav-cta::after { display: none !important; }

/* ---------- 下拉面板 ---------- */
.nav-panel {
  position: absolute; top: calc(100% + 10px); left: 50%;
  transform: translateX(-50%) translateY(-6px);
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: var(--space-3);
  z-index: 1200;
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity .16s ease, transform .16s ease, visibility .16s;
}
.nav-item:hover > .nav-panel,
.nav-item.open > .nav-panel {
  opacity: 1; visibility: visible; pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
/* hover 熱區：避免游標從按鈕移到面板途中斷開 */
.nav-item > .nav-panel::before {
  content: ''; position: absolute; top: -12px; left: 0; right: 0; height: 12px;
}

.nav-panel-single { min-width: 232px; }
.nav-panel-cols {
  display: flex; gap: 0; min-width: 600px;
}
.nav-col {
  display: flex; flex-direction: column; gap: 1px;
  padding: 0 var(--space-3); min-width: 178px;
  border-right: 1px solid var(--c-border);
}
.nav-col:last-child { border-right: none; }
.nav-col-title {
  font-size: 11px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.07em; color: var(--c-text-muted);
  padding: 4px 10px 8px;
  white-space: nowrap;
}

/* 面板內連結 */
.nav-panel a {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px;
  font-size: var(--text-sm); font-weight: 500;
  color: var(--c-text); border-radius: var(--radius-xs);
  white-space: nowrap; cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
}
.nav-panel a:hover { background: var(--c-warm); color: var(--c-primary); }
.nav-panel a.active { background: var(--c-warm); color: var(--c-primary); font-weight: 600; }
.nav-panel a i:first-child {
  width: 17px; text-align: center; font-size: 13px;
  color: var(--c-text-muted); flex-shrink: 0;
}
.nav-panel a:hover i:first-child,
.nav-panel a.active i:first-child { color: var(--c-primary); }
.nav-panel a .nav-sub {
  display: block; font-size: 11px; font-weight: 400;
  color: var(--c-text-muted); margin-top: 1px;
}
.nav-panel a.with-sub { align-items: flex-start; padding-top: 7px; padding-bottom: 7px; }
.nav-panel a.with-sub i:first-child { margin-top: 2px; }

/* 面板內的重點項（Today） */
.nav-panel a.nav-feature {
  background: linear-gradient(135deg, rgba(200, 85, 61, 0.08), rgba(232, 168, 95, 0.10));
  border: 1px solid rgba(200, 85, 61, 0.16);
  margin-bottom: 4px;
}
.nav-panel a.nav-feature i:first-child { color: var(--c-primary); }
.nav-panel a.nav-feature:hover { background: linear-gradient(135deg, rgba(200, 85, 61, 0.14), rgba(232, 168, 95, 0.16)); }

.nav-live-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: #E11D48; margin-left: auto; flex-shrink: 0;
  box-shadow: 0 0 0 0 rgba(225, 29, 72, 0.55);
  animation: navLivePulse 2s infinite;
}
@keyframes navLivePulse {
  0%   { box-shadow: 0 0 0 0 rgba(225, 29, 72, 0.5); }
  70%  { box-shadow: 0 0 0 6px rgba(225, 29, 72, 0); }
  100% { box-shadow: 0 0 0 0 rgba(225, 29, 72, 0); }
}

.nav-panel-foot {
  margin-top: var(--space-2); padding-top: var(--space-2);
  border-top: 1px solid var(--c-border);
  display: flex; gap: 6px;
}
.nav-panel-foot a {
  flex: 1; justify-content: center;
  font-size: 12px; color: var(--c-text-muted);
  background: var(--c-warm);
}

/* ---------- 右側操作區 ---------- */
.navbar-right { gap: 8px; }

.nav-btn {
  display: flex; align-items: center; justify-content: center; gap: 6px;
  height: 38px; min-width: 38px; padding: 0 10px;
  border-radius: var(--radius-xs);
  background: var(--c-warm); border: 1px solid transparent;
  color: var(--c-text-muted); font-size: 15px; cursor: pointer;
  font-family: inherit;
  transition: all var(--transition-fast);
  position: relative;
}
.nav-btn:hover { background: var(--c-primary); color: #fff; border-color: var(--c-primary); }
.nav-btn .caret { font-size: 9px; opacity: 0.5; }
.nav-btn .nav-btn-label { font-size: 12px; font-weight: 700; letter-spacing: 0.02em; }
.nav-btn.is-fav { color: var(--c-primary); }

.nav-menu-wrap { position: relative; }

/* 小型下拉（語言 / 帳號） */
.nav-mini {
  position: absolute; top: calc(100% + 8px); right: 0;
  min-width: 190px;
  background: var(--c-surface); border: 1px solid var(--c-border);
  border-radius: var(--radius-md); box-shadow: var(--shadow-lg);
  padding: 6px; z-index: 1200;
  opacity: 0; visibility: hidden; transform: translateY(-6px);
  transition: opacity .16s ease, transform .16s ease, visibility .16s;
}
.nav-menu-wrap.open .nav-mini { opacity: 1; visibility: visible; transform: translateY(0); }
.nav-mini a {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 12px; border-radius: var(--radius-xs);
  font-size: var(--text-sm); color: var(--c-text); cursor: pointer;
  white-space: nowrap;
}
.nav-mini a:hover { background: var(--c-warm); color: var(--c-primary); }
.nav-mini a i:first-child { width: 16px; text-align: center; color: var(--c-text-muted); font-size: 13px; }
.nav-mini a:hover i:first-child { color: var(--c-primary); }
.nav-mini a.active { color: var(--c-primary); font-weight: 600; background: var(--c-warm); }
.nav-mini a.active::after { content: '\f00c'; font-family: 'Font Awesome 6 Free'; font-weight: 900; margin-left: auto; font-size: 10px; }
.nav-mini-sep { border: none; border-top: 1px solid var(--c-border); margin: 5px 8px; }
.nav-mini-head {
  font-size: 10px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.07em; color: var(--c-text-muted); padding: 6px 12px 4px;
}

.nav-avatar {
  width: 26px; height: 26px; border-radius: 50%;
  background: linear-gradient(135deg, var(--c-primary), var(--c-accent-dark));
  color: #fff; display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 700;
}
.nav-btn:hover .nav-avatar { background: #fff; color: var(--c-primary); }

.nav-fav-badge {
  position: absolute; top: -4px; right: -4px; min-width: 17px; height: 17px;
  background: var(--c-gold); color: #fff; border-radius: 9px;
  font-size: 10px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  padding: 0 4px; border: 2px solid var(--c-cream);
}

/* 舊元件隱藏（保留 DOM 供既有 JS 讀取） */
.navbar-right .lang-switcher { display: none; }

/* ---------- 行動版 ---------- */
.nav-mobile-only { display: none; }

@media (max-width: 1080px) {
  .nav-top { padding: 9px 11px; }
  .nav-panel-cols { min-width: 540px; }
}

@media (max-width: 968px) {
  .navbar-inner { gap: var(--space-2); }
  .navbar-toggle { display: flex; }

  .navbar-links {
    display: none;
    position: fixed; top: 64px; left: 0; right: 0;
    bottom: 0;
    background: var(--c-cream);
    flex-direction: column; justify-content: flex-start;
    align-items: stretch;
    padding: 12px 16px 32px;
    gap: 2px;
    overflow-y: auto;
    border-top: 1px solid var(--c-border);
    box-shadow: var(--shadow-lg);
    z-index: 1150;
  }
  .navbar-links.mobile-open { display: flex; }

  .nav-item { display: block; }
  .nav-top {
    width: 100%; justify-content: space-between;
    padding: 14px 14px; font-size: var(--text-base); font-weight: 600;
    color: var(--c-text); border-radius: var(--radius-sm);
  }
  .nav-top .caret { font-size: 12px; opacity: 0.5; }
  .nav-item.has-active > .nav-top::after { display: none; }

  /* 手機用 click 展開，取消 hover */
  .nav-item:hover > .nav-panel { opacity: 0; visibility: hidden; pointer-events: none; }
  .nav-panel {
    position: static; transform: none !important;
    opacity: 1; visibility: visible; pointer-events: auto;
    box-shadow: none; border: none; background: transparent;
    padding: 0 0 6px 10px; min-width: 0 !important;
    display: none;
  }
  .nav-item.open > .nav-panel { display: block; }
  .nav-panel-cols { flex-direction: column; gap: 0; }
  .nav-col { border-right: none; padding: 0; min-width: 0; }
  .nav-col + .nav-col { margin-top: 8px; border-top: 1px solid var(--c-border); padding-top: 8px; }
  .nav-panel a { padding: 11px 12px; font-size: var(--text-sm); }
  .nav-panel-foot { flex-direction: column; }

  .nav-cta {
    justify-content: center; margin-top: 10px;
    color: #fff !important;
  }
  .nav-cta .caret { display: none; }

  .nav-mobile-only { display: flex; }
  .nav-mobile-sep {
    border: none; border-top: 1px solid var(--c-border); margin: 12px 4px 6px;
  }
  .nav-mobile-langs { display: flex; gap: 6px; padding: 4px; }
  .nav-mobile-langs button {
    flex: 1; padding: 10px; border-radius: var(--radius-xs);
    background: var(--c-warm); border: 1px solid var(--c-border);
    font-size: 12px; font-weight: 700; color: var(--c-text-muted);
    font-family: inherit; cursor: pointer;
  }
  .nav-mobile-langs button.active { background: var(--c-primary); color: #fff; border-color: var(--c-primary); }

  /* 行動版右側只留搜尋 + 收藏 + 漢堡 */
  .navbar-right .nav-hide-sm { display: none; }
}

@media (max-width: 420px) {
  .navbar-logo span { font-size: 1.1rem; }
  .navbar-right { gap: 5px; }
}