/* Bubbles N Bones Inc - Header Styles
 * Sticky navigation with mobile hamburger menu
 */

/* Special Offer Banner */
.offer-banner {
    background: var(--gradient-primary);
    color: var(--primary-white);
    padding: var(--space-3) 0;
    position: relative;
    z-index: var(--z-dropdown);
    animation: slideDown 0.5s ease-out;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
    }
    to {
        transform: translateY(0);
    }
}

.offer-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
    position: relative;
}

.offer-dogs {
    display: flex;
    gap: var(--space-2);
}

.dog-img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid rgba(255, 255, 255, 0.3);
    transition: transform var(--transition-normal);
}

.dog-img:hover {
    transform: scale(1.1);
}

.offer-text h3 {
    font-size: var(--fs-lg);
    margin-bottom: var(--space-1);
    color: var(--primary-white);
}

.offer-text p {
    font-size: var(--fs-sm);
    margin-bottom: 0;
    color: rgba(255, 255, 255, 0.9);
}

.offer-btn {
    background: var(--primary-white);
    color: var(--primary-aqua);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-full);
    font-weight: var(--fw-semibold);
    text-decoration: none;
    transition: all var(--transition-normal);
    white-space: nowrap;
}

.offer-btn:hover {
    background: var(--background-pale-blue);
    transform: translateY(-2px);
    color: var(--accent-deep-blue);
}

.offer-close {
    position: absolute;
    right: var(--space-4);
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--primary-white);
    font-size: var(--fs-lg);
    cursor: pointer;
    padding: var(--space-2);
    border-radius: 50%;
    transition: all var(--transition-normal);
}

.offer-close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-50%) scale(1.1);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-sticky);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 174, 239, 0.1);
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-lg);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) 0;
    position: relative;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--text-slate);
    font-family: var(--font-heading);
    font-weight: var(--fw-bold);
    font-size: var(--fs-xl);
    transition: all var(--transition-normal);
    z-index: var(--z-fixed);
}

.logo:hover {
    color: var(--primary-aqua);
    transform: scale(1.05);
}

.logo-img {
    width: 45px;
    height: 45px;
    margin-right: var(--space-3);
    border-radius: var(--radius-lg);
    transition: transform var(--transition-normal);
}

.logo:hover .logo-img {
    transform: rotate(5deg) scale(1.1);
}

/* Desktop Navigation Menu */
.nav-menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: var(--space-8);
}

.nav-menu li {
    position: relative;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-slate);
    font-weight: var(--fw-semibold);
    font-size: var(--fs-base);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
    position: relative;
}

.nav-menu a:hover {
    color: var(--primary-aqua);
    background: var(--background-pale-blue);
    transform: translateY(-2px);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    transition: width var(--transition-normal);
}

.nav-menu a:hover::after {
    width: 100%;
}

/* Book Now Button */
.book-btn {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    background: var(--gradient-primary);
    color: var(--primary-white);
    padding: var(--space-3) var(--space-6);
    border-radius: var(--radius-full);
    text-decoration: none;
    font-weight: var(--fw-semibold);
    font-size: var(--fs-base);
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.book-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
    color: var(--primary-white);
}

.book-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--transition-slow);
}

.book-btn:hover::before {
    left: 100%;
}

.book-btn i {
    font-size: var(--fs-sm);
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-2);
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
    z-index: var(--z-fixed);
}

.mobile-menu-btn:hover {
    background: var(--background-pale-blue);
}

.mobile-menu-btn.active {
    background: var(--primary-aqua);
    color: var(--primary-white);
}

.hamburger-line {
    display: block;
    width: 25px;
    height: 3px;
    background: currentColor;
    margin: 5px 0;
    transition: all var(--transition-normal);
    border-radius: var(--radius-full);
}

/* Mobile Menu Overlay */
.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: var(--z-modal-backdrop);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Mobile Menu Styles */
@media (max-width: 768px) {
    .navbar {
        height: auto; /* Allow navbar to size naturally */
        min-height: 80px; /* Ensure adequate height for mobile */
        max-height: 100px; /* Prevent excessive height */
    }
    
    .nav-container {
        padding: var(--space-4) 0; /* Adequate padding on mobile */
        min-height: 80px; /* Ensure consistent height */
    }
    
    .offer-content {
        flex-direction: column;
        gap: var(--space-3);
        text-align: center;
    }
    
    .offer-dogs {
        order: 1;
    }
    
    .offer-text {
        order: 2;
    }
    
    .offer-cta {
        order: 3;
    }
    
    .offer-close {
        position: absolute;
        top: var(--space-2);
        right: var(--space-2);
        transform: none;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--primary-white);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: var(--space-6);
        transform: translateX(-100%);
        transition: transform var(--transition-normal);
        z-index: var(--z-modal);
        padding: var(--space-20) var(--space-4);
    }
    
    .nav-menu.active {
        transform: translateX(0);
    }
    
    .nav-menu a {
        font-size: var(--fs-xl);
        padding: var(--space-4) var(--space-6);
        border-radius: var(--radius-xl);
        width: 100%;
        text-align: center;
        max-width: 300px;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .book-btn {
        position: fixed;
        bottom: var(--space-4);
        left: var(--space-4);
        right: var(--space-4);
        z-index: var(--z-fixed);
        justify-content: center;
        padding: var(--space-4);
        font-size: var(--fs-lg);
        box-shadow: var(--shadow-2xl);
        animation: pulse 2s infinite;
    }
    
    .book-btn span {
        display: none;
    }
    
    .book-btn::before {
        content: '🐾 Book Grooming Now';
        position: static;
        background: none;
        transition: none;
    }
    
    .book-btn:hover::before {
        left: auto;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: var(--fs-lg);
    }
    
    .logo-img {
        width: 35px;
        height: 35px;
        margin-right: var(--space-2);
    }
    
    .nav-container {
        padding: var(--space-3) 0;
        min-height: 70px; /* Smaller height for very small screens */
    }
    
    .navbar {
        min-height: 70px; /* Smaller navbar height for very small screens */
    }
    
    .offer-text h3 {
        font-size: var(--fs-base);
    }
    
    .offer-text p {
        font-size: var(--fs-xs);
    }
}

/* Tablet Styles */
@media (min-width: 769px) and (max-width: 1023px) {
    .nav-menu {
        gap: var(--space-6);
    }
    
    .nav-menu a {
        font-size: var(--fs-sm);
        padding: var(--space-2);
    }
    
    .book-btn {
        padding: var(--space-2) var(--space-4);
        font-size: var(--fs-sm);
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    .navbar,
    .nav-menu,
    .book-btn,
    .mobile-menu-btn,
    .hamburger-line {
        transition: none;
    }
    
    .book-btn {
        animation: none;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .navbar {
        background: var(--primary-white);
        border-bottom: 2px solid var(--text-slate);
    }
    
    .nav-menu a {
        color: var(--text-slate);
        border: 1px solid transparent;
    }
    
    .nav-menu a:hover {
        border-color: var(--primary-aqua);
        background: var(--background-pale-blue);
    }
    
    .book-btn {
        background: var(--primary-aqua);
        border: 2px solid var(--accent-deep-blue);
    }
}

/* Print Styles */
@media print {
    .navbar,
    .offer-banner,
    .mobile-menu-btn,
    .book-btn {
        display: none !important;
    }
}