/* Category Navigation Styles */
#category-nav {
    position: fixed;
    top: 0; /* Start at the top since there's no header */
    left: 0;
    right: 0;
    z-index: 1100; /* Higher z-index since this is now the top navigation */
    background: var(--secondary-background);
    box-shadow: 0 2px 5px var(--shadow-color);
    border-bottom: 1px solid var(--highlight-color);
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    width: 100%;
    overflow: visible;
    margin: 0 !important; /* Ensure no margin */
    padding: 0 !important; /* Ensure no padding on the nav itself */
    opacity: 0; /* Start hidden */
    transform: translateY(-100%); /* Start above the viewport */
}

/* iOS Safari için absolute top positioning */
@supports (-webkit-touch-callout: none) {
    #category-nav {
        top: 0 !important; /* iOS'ta absolute top */
        padding-top: 0 !important;
    }
}

/* Smooth scroll behavior */
body {
    scroll-behavior: smooth;
}

/* Category nav when scrolled */
#category-nav.scrolled {
    position: fixed;
    top: 0;
    top: env(safe-area-inset-top, 0);
    left: 0;
    width: 100%;
    height: auto;
    overflow-x: auto;
    overflow-y: hidden;
    z-index: 1100; /* Ensure it's above other elements */
    box-shadow: 0 2px 10px var(--shadow-strong);
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    transition: transform 0.3s ease-out, opacity 0.2s ease-out, visibility 0s;
}

.category-nav-container {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
    transition: all 0.3s ease-in-out;
    margin: 0 !important; /* Ensure no margin */
    padding: 0 !important; /* Ensure no padding */
}

/* Hide scrollbar but allow scrolling */
.category-nav-container::-webkit-scrollbar {
    display: none;
}

#category-nav ul {
    display: flex;
    white-space: nowrap;
    list-style: none;
    margin: 0;
    padding: 0 15px; /* Top padding removed, only horizontal padding */
    gap: 15px;
    transition: all 0.3s ease-in-out;
}

#category-nav.scrolled ul {
    padding: 0 10px; /* Top padding removed, only horizontal padding */
    gap: 10px;
}

#category-nav li {
    display: inline-block;
    transition: all 0.3s ease-in-out;
}

#category-nav.scrolled li {
    margin-bottom: 0;
    margin-right: 10px;
}

#category-nav a {
    display: block;
    padding: 8px 16px;
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease-in-out;
    font-size: 14px;
    border-radius: 20px;
    background-color: var(--highlight-transparent-light);
    border: 1px solid var(--highlight-color);
}

#category-nav a.active {
    background-color: var(--highlight-color) !important;
    color: var(--button-text) !important;
    box-shadow: 0 0 8px var(--highlight-transparent-strong);
}

#category-nav.scrolled a {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    text-align: center;
    border-radius: 20px;
    padding: 8px 16px;
}

#category-nav.scrolled a.active {
    background-color: var(--highlight-color);
    font-weight: bold;
}

#category-nav a:hover {
    background-color: var(--button-hover);
    color: var(--button-text);
}

/* Initial state - hidden but ready for transition */
#category-nav:not(.scrolled) {
    opacity: 0;
    visibility: hidden;
    transform: translateY(-100%);
}

/* Space adjustment for when the nav is fixed */
body.has-scrolled-nav {
    padding-top: 50px; /* Adjust based on your navigation height */
}

/* Improved transition for smoother appearance */
#category-nav {
    transition: transform 0.3s ease-out, opacity 0.2s ease-out, visibility 0s 0.3s;
}

#category-nav.scrolled {
    transform: translateY(0);
    transition: transform 0.3s ease-out, opacity 0.2s ease-out, visibility 0s;
}

/* Ensure appropriate spacing for the content when nav is fixed */
@media screen and (max-width: 768px) {
    body.has-scrolled-nav {
        padding-top: 40px; /* Smaller padding for mobile */
    }
}

/* Mobil cihazlar için özel düzenlemeler */
@media screen and (max-width: 480px) {
    #category-nav {
        position: fixed;
        top: 0;
        z-index: 1100;
    }
    
    #category-nav.scrolled {
        position: fixed;
        width: 100%;
        max-width: 100vw;
    }
    
    .category-nav-container {
        padding: 0;
        -webkit-overflow-scrolling: touch;
        scroll-behavior: smooth;
    }
    
    #category-nav ul {
        padding: 8px 5px;
        gap: 8px;
        justify-content: flex-start;
    }
    
    #category-nav.scrolled ul {
        padding: 8px 5px;
        gap: 5px;
    }
    
    #category-nav li {
        margin-right: 3px;
        flex-shrink: 0;
    }
    
    #category-nav a {
        padding: 6px 10px;
        font-size: 12px;
        min-width: 0;
        white-space: nowrap;
    }
    
    #category-nav.scrolled a {
        padding: 6px 10px;
        font-size: 12px;
    }
    
    #category-nav a.active {
        background-color: var(--highlight-color) !important;
        color: var(--button-text) !important;
        font-weight: bold;
    }
}

/* Tablet cihazlar için düzenlemeler */
/* Laptop navigation optimizations (1024px - 1366px) */
@media screen and (min-width: 1024px) and (max-width: 1366px) {
    #category-nav {
        position: sticky;
        top: 0;
        background: linear-gradient(135deg, var(--secondary-background), var(--card-background));
        border-bottom: 3px solid var(--highlight-color);
        box-shadow: 0 3px 15px var(--shadow-medium);
        padding: 0;
        margin: 0;
    }
    
    .category-nav-container {
        max-width: 1200px;
        margin: 0 auto;
        overflow: visible;
        padding: 0;
    }
    
    #category-nav ul {
        justify-content: center;
        padding: 15px 30px;
        gap: 20px;
        flex-wrap: wrap;
        margin: 0;
    }
    
    #category-nav li {
        display: inline-flex;
        margin: 5px 0;
    }
    
    #category-nav a {
        padding: 12px 24px;
        font-size: 16px;
        font-weight: 600;
        border-radius: 25px;
        background: linear-gradient(135deg, transparent, var(--highlight-transparent-light));
        border: 2px solid var(--border-color);
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        text-transform: uppercase;
        letter-spacing: 0.5px;
        min-width: 120px;
        text-align: center;
    }
    
    #category-nav a:hover {
        background: linear-gradient(135deg, var(--highlight-color), var(--button-hover));
        color: white;
        transform: translateY(-2px);
        box-shadow: 0 5px 15px rgba(255, 102, 0, 0.4);
        border-color: var(--highlight-color);
    }
    
    #category-nav a.active {
        background: linear-gradient(135deg, var(--highlight-color), var(--button-hover));
        color: white;
        border-color: var(--highlight-color);
        box-shadow: 0 3px 10px rgba(255, 102, 0, 0.3);
    }
    
    #category-nav.scrolled {
        position: fixed;
        top: 0;
        width: 100%;
        z-index: 1100;
        background: rgba(0, 0, 0, 0.95);
        backdrop-filter: blur(10px);
        border-bottom: 2px solid var(--highlight-color);
    }
    
    #category-nav.scrolled .category-nav-container {
        max-width: 100%;
        overflow-x: auto;
    }
    
    #category-nav.scrolled ul {
        justify-content: flex-start;
        padding: 10px 20px;
        gap: 15px;
        flex-wrap: nowrap;
    }
    
    #category-nav.scrolled a {
        padding: 8px 16px;
        font-size: 14px;
        min-width: 100px;
    }
}

/* Desktop navigation (1367px+) */
@media screen and (min-width: 1367px) {
    #category-nav ul {
        padding: 8px 10px;
    }
    
    #category-nav a {
        font-size: 13px;
        padding: 7px 12px;
    }
}