/* Scrapbook Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--paper-white);
    box-shadow: var(--paper-shadow);
    border-bottom: 3px solid var(--ink-blue);
    height: 80px;
}

/* Notebook paper lines effect */
.navbar::before {
    content: '';
    position: absolute;
    top: 0;
    left: 80px;
    right: 0;
    height: 100%;
    background-image: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 24px,
        var(--polaroid-border) 24px,
        var(--polaroid-border) 25px
    );
    pointer-events: none;
}

/* Red margin line */
.navbar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 80px;
    width: 2px;
    height: 100%;
    background: var(--ink-red);
    opacity: 0.3;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    font-family: var(--font-title);
    font-size: 2rem;
    color: var(--ink-red);
    text-decoration: none;
    transform: var(--rotate-2);
    text-shadow: 2px 2px 0px rgba(255, 255, 255, 0.8);
    position: relative;
    z-index: 10;
}

/* Menu Items - Tab style */
.nav-menu {
    display: flex;
    list-style: none;
    gap: 0;
    margin: 0;
    padding: 0;
}

.nav-menu li {
    position: relative;
}

.nav-menu a {
    display: block;
    padding: 15px 20px;
    background: var(--paper-aged);
    color: var(--ink-blue);
    text-decoration: none;
    font-family: var(--font-handwritten);
    font-size: 1.1rem;
    border: 2px solid var(--ink-blue);
    border-bottom: none;
    margin-right: -2px;
    position: relative;
    transition: var(--transition-smooth);
    transform: translateY(5px);
}

.nav-menu a:hover,
.nav-menu a.active {
    background: var(--paper-white);
    transform: translateY(0px);
    z-index: 5;
    box-shadow: 0 -2px 8px rgba(0,0,0,0.1);
}

/* First and last tab rounded corners */
.nav-menu li:first-child a {
    border-top-left-radius: 12px;
    margin-left: 0;
}

.nav-menu li:last-child a {
    border-top-right-radius: 12px;
    margin-right: 0;
}

/* Active tab indicator - little drawn star */
.nav-menu a.active::before {
    content: '★';
    position: absolute;
    top: -15px;
    right: 10px;
    color: var(--highlight-yellow);
    font-size: 1.2rem;
    text-shadow: 1px 1px 0px var(--ink-black);
}

/* Mobile hamburger - hand-drawn style */
.nav-toggle {
    display: none;
    background: var(--paper-white);
    border: 2px solid var(--ink-blue);
    border-radius: 8px;
    padding: 10px;
    cursor: pointer;
    position: relative;
    box-shadow: var(--element-shadow);
    transition: var(--transition-bounce);
}

.nav-toggle:hover {
    transform: var(--rotate-1);
}

.nav-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--ink-blue);
    margin: 4px 0;
    transition: var(--transition-smooth);
    border-radius: 2px;
    position: relative;
}

/* Hand-drawn burger lines */
.nav-toggle span:nth-child(1) {
    transform: rotate(-1deg);
}
.nav-toggle span:nth-child(2) {
    transform: rotate(1deg);
}
.nav-toggle span:nth-child(3) {
    transform: rotate(-0.5deg);
}

/* Animated X when active */
.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
    transform: rotate(0deg) scale(0.2);
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Mobile Menu */
@media (max-width: 768px) {
    .nav-toggle {
        display: block;
    }
    
    .nav-menu {
        position: absolute;
        top: 80px;
        left: 0;
        right: 0;
        background: var(--paper-white);
        flex-direction: column;
        box-shadow: var(--paper-shadow);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-smooth);
        border-top: 3px solid var(--ink-blue);
        max-height: calc(100vh - 80px);
        overflow-y: auto;
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-menu li {
        width: 100%;
    }
    
    .nav-menu a {
        width: 100%;
        border: none;
        border-bottom: 1px dashed var(--pencil-gray);
        margin: 0;
        transform: none;
        background: var(--paper-white);
        padding: 20px;
    }
    
    .nav-menu a:hover {
        background: var(--paper-aged);
        transform: var(--rotate-1);
        margin-left: 10px;
        margin-right: 10px;
    }
    
    .nav-menu li:first-child a,
    .nav-menu li:last-child a {
        border-radius: 0;
    }
    
    .nav-menu li:last-child a {
        border-bottom: none;
    }
    
    /* Mobile active indicators */
    .nav-menu a.active::before {
        content: '→';
        top: 50%;
        right: 20px;
        transform: translateY(-50%);
        color: var(--ink-red);
        font-size: 1.5rem;
    }
    
    /* Smaller font for longer nav items on mobile */
    .nav-menu a {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .nav-logo {
        font-size: 1.3rem;
    }
    
    .nav-menu a {
        padding: 15px;
        font-size: 0.9rem;
    }
    
    .nav-container {
        padding: 0 15px;
    }
}

/* Scattered decorative elements */
.nav-decoration {
    position: absolute;
    pointer-events: none;
    opacity: 0.6;
}

.nav-heart {
    top: 10px;
    right: 200px;
    color: var(--ink-red);
    font-size: 1rem;
    transform: var(--rotate-3);
}

.nav-star {
    top: 15px;
    right: 150px;
    color: var(--highlight-yellow);
    font-size: 0.8rem;
    transform: var(--rotate-4);
}

/* Subtle animation for decorations */
@keyframes float-gentle {
    0%, 100% { transform: var(--rotate-3) translateY(0px); }
    50% { transform: var(--rotate-3) translateY(-3px); }
}

.nav-heart {
    animation: float-gentle 4s ease-in-out infinite;
}

.nav-star {
    animation: float-gentle 6s ease-in-out infinite reverse;
}