*{
      margin:0;
      padding:0;
      box-sizing:border-box;
    }

    body{
      font-family:'Poppins',sans-serif;
      background:#f4f7fb;
    }

    /* ===== TOP BAR ===== */
    .top-bar{
      background:#081120;
      color:#fff;
      font-size:14px;
      padding:8px 0;
    }

    .top-bar a{
      color:#fff;
      text-decoration:none;
      margin-left:15px;
      transition:0.3s;
    }

    .top-bar a:hover{
      color:#ffc107;
    }

    /* ===== NAVBAR ===== */
    .main-header{
      position:sticky;
      top:0;
      z-index:999;
      background:rgba(255,255,255,0.92);
      backdrop-filter:blur(15px);
      box-shadow:0 5px 20px rgba(0,0,0,0.06);
    }

    .navbar{
      padding:16px 0;
    }

    .navbar-brand{
      font-size:32px;
      font-weight:700;
      color:#0d6efd !important;
      letter-spacing:1px;
    }

    .navbar-brand span{
      color:#ff7b00;
    }

    .nav-link{
      color:#111 !important;
      font-weight:500;
      margin:0 10px;
      position:relative;
      transition:0.3s;
    }

    .nav-link::after{
      content:'';
      position:absolute;
      left:0;
      bottom:-5px;
      width:0;
      height:2px;
      background:#0d6efd;
      transition:0.3s;
    }

    .nav-link:hover::after,
    .nav-link.active::after{
      width:100%;
    }

    .nav-link:hover{
      color:#0d6efd !important;
    }

    /* ===== DROPDOWN ===== */
    .dropdown-menu{
      border:none;
      border-radius:20px;
      padding:12px;
      box-shadow:0 15px 40px rgba(0,0,0,0.12);
    }

    .dropdown-item{
      border-radius:12px;
      padding:12px 16px;
      transition:0.3s;
      font-weight:500;
    }

    .dropdown-item:hover{
      background:#0d6efd;
      color:#fff;
    }

    /* ===== BUTTONS ===== */
    .btn-login{
      border:2px solid #0d6efd;
      color:#0d6efd;
      border-radius:50px;
      padding:10px 24px;
      font-weight:600;
      transition:0.3s;
      background:#fff;
    }

    .btn-login:hover{
      background:#0d6efd;
      color:#fff;
    }

    .btn-book{
      background:linear-gradient(135deg,#ff7b00,#ffb300);
      border:none;
      color:#fff;
      border-radius:50px;
      padding:12px 28px;
      font-weight:600;
      transition:0.3s;
      box-shadow:0 10px 25px rgba(255,123,0,0.3);
    }

    .btn-book:hover{
      transform:translateY(-2px);
      box-shadow:0 15px 30px rgba(255,123,0,0.45);
    }

    /* ===== MOBILE ===== */
    .navbar-toggler{
      border:none;
      box-shadow:none !important;
    }

    .navbar-toggler i{
      font-size:28px;
      color:#0d6efd;
    }

    @media(max-width:991px){

      .navbar-collapse{
        background:#fff;
        margin-top:20px;
        padding:20px;
        border-radius:20px;
        box-shadow:0 10px 30px rgba(0,0,0,0.08);
      }

      .nav-link{
        margin:12px 0;
      }

      .header-buttons{
        flex-direction:column;
        width:100%;
        margin-top:15px;
      }

      .header-buttons button{
        width:100%;
      }

      .top-bar{
        display:none;
      }
    }