/* ============================================================
   恆準定位 — 導覽列(深海軍藍實心)
   覆蓋 Bootstrap 5.1.3 的 .navbar 預設樣式,務必在 bootstrap.css 之後載入。
   ============================================================ */
.p2nav{
  --p2-navy:#16305c;
  --p2-navy-d:#0f2444;
  --p2-red:#cc1122;
  background:var(--p2-navy);
  position:sticky; top:0; z-index:1030;
  padding:0; min-height:56px;
  box-shadow:0 2px 14px rgba(8,20,44,.22);
  font-family:"Microsoft JhengHei","PingFang TC","Noto Sans TC",system-ui,sans-serif;
}
.p2nav .p2nav-inner{max-width:1280px;margin:0 auto;padding:0 18px}

/* logo:鎖高度,不再用 width:50% 讓它隨容器浮動。
   ★ 2026-08-01:logo 是公司識別,顏色一律不改 —— 原檔是為淺底設計的(74% 深藍像素),
   直接放深藍導覽列上會看不見,所以給它一塊白色圓角底板,讓品牌藍完整保留。 */
.p2nav .navbar-brand{
  background:#fff; border-radius:10px; padding:7px 14px; margin:9px 30px 9px 0;
  box-shadow:0 2px 9px rgba(0,0,0,.20); display:inline-flex; align-items:center;
}
.p2nav .navbar-brand img{height:30px;width:auto;display:block}

/* 主連結 */
.p2nav .nav-link{
  color:#dbe4f2 !important;
  font-size:16px; font-weight:400; letter-spacing:.5px;
  padding:17px 14px !important;
  position:relative; transition:color .15s;
}
.p2nav .nav-link:hover,.p2nav .nav-link:focus{color:#fff !important}

/* 紅色底線:hover 與「目前所在頁」 */
.p2nav .nav-link::before{
  content:""; position:absolute; left:14px; right:14px; bottom:11px; height:2px;
  background:var(--p2-red); border-radius:2px;
  transform:scaleX(0); transform-origin:left; transition:transform .18s ease;
}
.p2nav .nav-link:hover::before,
.p2nav .nav-link.active::before{transform:scaleX(1)}
.p2nav .nav-link.active{color:#fff !important;font-weight:700}

/* Bootstrap 的下拉箭頭 */
.p2nav .dropdown-toggle::after{
  margin-left:7px; vertical-align:1px; border-top-width:5px;
  border-left-width:4px; border-right-width:4px; opacity:.75;
}

/* 下拉選單:白卡片 */
.p2nav .dropdown-menu{
  border:0; border-radius:12px; padding:8px; margin-top:4px; min-width:236px;
  background:#fff; box-shadow:0 16px 38px rgba(8,20,44,.24);
}
.p2nav .dropdown-item{
  border-radius:8px; padding:9px 12px; font-size:14.5px; color:#1f2937;
  white-space:normal; line-height:1.5; transition:background .12s,color .12s;
}
.p2nav .dropdown-item:hover,.p2nav .dropdown-item:focus{background:#eef3fb;color:var(--p2-navy)}
.p2nav .dropdown-item.active{background:var(--p2-navy);color:#fff}

/* 右側「談合作」膠囊按鈕 */
.p2nav .btn-talk{
  display:inline-block; margin-left:16px;
  background:var(--p2-red); color:#fff !important; text-decoration:none;
  font-size:15px; font-weight:700; letter-spacing:.5px;
  padding:9px 21px; border-radius:999px;
  box-shadow:0 3px 12px rgba(204,17,34,.34);
  transition:background .15s, transform .15s, box-shadow .15s;
}
.p2nav .btn-talk:hover{
  background:#e0182b; transform:translateY(-1px);
  box-shadow:0 5px 16px rgba(204,17,34,.44);
}

/* 漢堡鈕:自己畫,不依賴 Bootstrap 的 navbar-dark 變體(實測它沒吃到) */
.p2nav .navbar-toggler{
  border:1px solid rgba(255,255,255,.38); border-radius:8px; padding:6px 10px;
}
.p2nav .navbar-toggler:focus{box-shadow:0 0 0 .18rem rgba(219,228,242,.28)}
.p2nav .navbar-toggler-icon{
  width:24px; height:24px; background-size:24px 24px;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3E%3Cpath stroke='%23ffffff' stroke-width='2.4' stroke-linecap='round' d='M4 8h22M4 15h22M4 22h22'/%3E%3C/svg%3E");
}

/* ---------------- 手機 / 平板 ---------------- */
@media(max-width:991.98px){
  .p2nav{min-height:52px}
  .p2nav .p2nav-inner{padding:0 14px}
  .p2nav .navbar-brand{padding:6px 11px;margin:7px 0;border-radius:8px}
  .p2nav .navbar-brand img{height:25px}
  .p2nav .navbar-collapse{
    background:var(--p2-navy-d); margin:0 -14px; padding:8px 14px 16px;
    border-top:1px solid rgba(255,255,255,.10);
  }
  .p2nav .nav-link{padding:11px 2px !important;font-size:15.5px}
  .p2nav .nav-link::before{left:2px;right:auto;width:26px;bottom:7px}
  .p2nav .dropdown-menu{
    background:rgba(255,255,255,.06); box-shadow:none; margin:2px 0 8px; padding:4px;
  }
  .p2nav .dropdown-item{color:#dbe4f2;font-size:14px}
  .p2nav .dropdown-item:hover,.p2nav .dropdown-item:focus{background:rgba(255,255,255,.13);color:#fff}
  .p2nav .dropdown-item.active{background:var(--p2-red);color:#fff}
  .p2nav .btn-talk{display:block;text-align:center;margin:12px 0 2px}
}