/* ==================== NAVIGATION STYLES ==================== */

/* Base Navigation */
.navbar {
    background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 100%);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    padding: 1rem 0;
    box-shadow: 0 2px 20px rgba(30, 58, 138, 0.1);
}

.navbar.scrolled {
    background: rgba(30, 58, 138, 0.95);
    padding: 0.5rem 0;
}

/* Brand Section */
.navbar-brand {
    display: flex;
    align-items: center;
    text-decoration: none;
    transition: transform 0.3s ease;
}

.navbar-brand:hover {
    transform: translateY(-2px);
}

.navbar-logo {
    width: 40px;
    height: 40px;
    margin-right: 12px;
    filter: brightness(1.1);
}

.navbar-brand-text {
    font-family: 'Inter', sans-serif;
    font-weight: 700;
    font-size: 1.5rem;
    color: #ffffff !important;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

/* Navigation Links */
.navbar-nav .nav-link {
    font-family: 'Kanit', sans-serif;
    font-weight: 500;
    color: #ffffff !important;
    padding: 0.75rem 1.25rem !important;
    border-radius: 8px;
    transition: all 0.3s ease;
    position: relative;
}

.navbar-nav .nav-link:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.navbar-nav .nav-link.active {
    background: rgba(255, 255, 255, 0.2);
}

/* Dropdown Menu */
.dropdown-menu {
    background: #ffffff;
    border: none;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
    padding: 0.5rem 0;
    margin-top: 0.5rem;
}

.dropdown-item {
    font-family: 'Kanit', sans-serif;
    font-weight: 400;
    color: #374151;
    padding: 0.75rem 1.5rem;
    transition: all 0.3s ease;
}

.dropdown-item:hover {
    background: #f3f4f6;
    color: #1e3a8a;
    transform: translateX(5px);
}

/* Line Contact Button */
.line-contact {
    background: linear-gradient(45deg, #00c300, #00b300);
    border-radius: 25px;
    padding: 0.5rem 1.5rem !important;
    margin-left: 1rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.line-contact:hover {
    background: linear-gradient(45deg, #00b300, #009900);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 195, 0, 0.3);
}

/* Mobile Toggler */
.navbar-toggler {
    border: none;
    padding: 0.25rem 0.5rem;
    border-radius: 8px;
}

.navbar-toggler:focus {
    box-shadow: none;
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 0.85%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* ==================== RESPONSIVE STYLES ==================== */

/* Mobile Styles */
@media (max-width: 991.98px) {
    .navbar-collapse {
        background: rgba(30, 58, 138, 0.98);
        margin-top: 1rem;
        border-radius: 12px;
        padding: 1rem;
        backdrop-filter: blur(10px);
    }
    
    .navbar-nav {
        margin-bottom: 1rem;
    }
    
    .navbar-nav .nav-link {
        margin: 0.25rem 0;
        text-align: center;
    }
    
    .line-contact {
        margin-left: 0 !important;
        text-align: center;
        width: 100%;
    }
    
    /* Fix dropdown in mobile navbar */
    .navbar-nav .dropdown-menu {
        position: static;
        float: none;
        width: auto;
        margin-top: 0.5rem;
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(10px);
        border: none;
        box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1);
    }
    
    .navbar-nav .dropdown-menu.show {
        display: block;
    }
    
    /* Style dropdown items in mobile */
    .navbar-nav .dropdown-item {
        color: #374151;
        padding: 0.5rem 1rem;
        text-align: center;
    }
    
    .navbar-nav .dropdown-item:hover {
        background: rgba(30, 58, 138, 0.1);
        color: #1e3a8a;
        transform: none;
    }
}

/* Tablet Styles */
@media (min-width: 768px) and (max-width: 991.98px) {
    .navbar-brand-text {
        font-size: 1.4rem;
    }
    
    .navbar-logo {
        width: 35px;
        height: 35px;
    }
}

/* Small Mobile Styles */
@media (max-width: 575.98px) {
    .navbar {
        padding: 0.75rem 0;
    }
    
    .navbar-brand-text {
        font-size: 1.2rem;
    }
    
    .navbar-logo {
        width: 32px;
        height: 32px;
        margin-right: 8px;
    }
}