Fiksna navigacijska vrstica - CSS Vadnica

<!DOCTYPE html>
<html lang="sl">
<head>
    <meta charset="UTF-8">
    <title>Fiksna Navigacija - Primer</title>
    <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">
    <link rel="stylesheet" href="style.css">
    <script src="script.js" defer></script>
</head>
<body>
    <nav class="navbar" role="navigation" aria-label="Glavna navigacija">
        <div class="navbar-brand">
            <a href="javascript:void(0)" class="logo">VADZNICA</a>
        </div>

        <button class="menu-toggle" aria-label="Odpri meni" aria-expanded="false" aria-controls="primary-menu">
            <span class="hamburger"></span>
        </button>
        
        <div class="nav-links" id="primary-menu">
            <a href="javascript:void(0)" class="active" aria-current="page">Domov</a>
            <a href="javascript:void(0)">Demo 01</a>
            <a href="javascript:void(0)">Demo 02</a>
            <a href="javascript:void(0)">Demo 03</a>
            <a href="javascript:void(0)">Demo 04</a>
        </div>
    
        <div class="searchBox" role="search">
            <label for="search">Iskanje</label>
            <input id="search" type="search" placeholder="Išči..." name="search">
        </div>
    </nav>
    
    <div class="container">
        <h1>Dobrodošli v CSS vadnico</h1>
        <p>Pomikajte se po strani navzdol. Opazujte, kako navigacijska vrstica ostane fiksno pritrjena na vrhu zaslona, 
        vsebina pa gladko drsi pod njo.</p>
        
        <div class="demo-content">
            <h2>Odsek 1</h2>
            <p>To je demonstracijski odsek za prikaz delovanja fiksne navigacijske vrstice. Zaradi prosojnega ozadja 
            vrstice je učinek pomikanja še bolj opazen.</p>
        </div>
        
        <div class="demo-content">
            <h2>Odsek 2</h2>
            <p>Navigacijska vrstica ostane fiksna med pomikanjem po strani. To uporabnikom omogoča hitro navigacijo ne 
            glede na to, kje na strani se nahajajo.</p>
        </div>
    </div> 
</body>
</html>

:root {
    --navbar-bg: var(--card, rgba(255, 255, 255, 0.85));
    --navbar-color: var(--fg, #1e1e1e);
    --navbar-hover: var(--accent, #007bff);
    --shadow: var(--shadow, 0 2px 10px rgba(0,0,0,0.05));
    --border-color: var(--border, #e0e0e0);
}

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

body {
    min-height: 100vh;
    padding-top: 70px; /* Prilagojeno novi višini vrstice */
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg, #f8f9fa);
    color: var(--fg, #1e1e1e);
}

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 70px;
    background-color: var(--navbar-bg);
    /* Moderen Glassmorphism učinek (zameglitev ozadja med pomikanjem) */
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 30px;
    z-index: 1000;
    transition: all 0.3s ease;
}

.logo {
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--navbar-color);
    text-decoration: none;
    letter-spacing: 1px;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    padding: 12px;
    cursor: pointer;
    z-index: 1001;
}

.hamburger {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--navbar-color);
    position: relative;
    transition: background 0.2s;
}

.hamburger::before,
.hamburger::after {
    content: "";
    position: absolute;
    width: 100%;
    height: 2px;
    background: var(--navbar-color);
    transition: all 0.25s ease;
}

.hamburger::before { top: -6px; }
.hamburger::after { bottom: -6px; }

/* Animacija hamburger ikone ob kliku */
.menu-toggle[aria-expanded="true"] .hamburger {
    background: transparent;
}

.menu-toggle[aria-expanded="true"] .hamburger::before {
    transform: rotate(45deg);
    top: 0;
}

.menu-toggle[aria-expanded="true"] .hamburger::after {
    transform: rotate(-45deg);
    bottom: 0;
}

.nav-links {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.nav-links a {
    position: relative;
    display: inline-block;
    padding: 0.6rem 1rem;
    color: var(--navbar-color);
    opacity: 0.8;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.25s ease;
}

.nav-links a:hover,
.nav-links a:focus,
.nav-links a.active {
    color: var(--navbar-hover);
    opacity: 1;
}

/* Elegantna animirana črta pod aktivno povezavo */
.nav-links a::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 1rem;
    right: 1rem;
    height: 2px;
    background-color: var(--navbar-hover);
    transform: scaleX(0);
    transition: transform 0.25s ease;
}

.nav-links a.active::after,
.nav-links a:hover::after {
    transform: scaleX(1);
}

.searchBox {
    position: relative;
    width: 220px;
}

.searchBox label {
    position: absolute;
    left: -9999px;
}

.searchBox input {
    width: 100%;
    padding: 8px 16px;
    border: 1px solid var(--border-color);
    background: var(--bg, #f1f3f5);
    color: var(--fg);
    border-radius: 20px; /* Modern zaobljen iskalnik */
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.searchBox input:focus {
    outline: none;
    border-color: var(--navbar-hover);
    background: var(--card, #ffffff);
    box-shadow: 0 0 0 3px rgba(0, 112, 243, 0.15);
}

.container {
    margin: 2rem auto;
    padding: 0 20px;
    max-width: 900px;
    min-height: 150vh; /* Omogoča dovolj drsenja */
}

.container h1 {
    font-size: 2.2rem;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.container p {
    font-size: 1.1rem;
    line-height: 1.6;
    opacity: 0.8;
    margin-bottom: 2rem;
}

.demo-content {
    margin: 3rem 0;
    padding: 2.5rem;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.demo-content h2 {
    margin-bottom: 1rem;
}

/* Mobilna odzivnost */
@media (max-width: 768px) {
    .navbar { padding: 0 20px; height: 60px; }
    body { padding-top: 60px; }
    .menu-toggle { display: block; }
    
    .nav-links {
        display: none;
        position: absolute;
        top: 60px;
        left: 0;
        right: 0;
        background: var(--card, #ffffff);
        padding: 1.5rem;
        flex-direction: column;
        gap: 1rem;
        border-bottom: 1px solid var(--border-color);
        box-shadow: 0 10px 20px rgba(0,0,0,0.08);
    }
    
    .nav-links.active { display: flex; }
    .nav-links a { width: 100%; text-align: center; padding: 0.8rem; }
    .nav-links a::after { display: none; } /* Izklop podčrtavanja na mobilnih napravah */
    
    .searchBox { display: none; } /* Skrijemo na tablicah/mobitelih za čistejši izgled */
}

document.addEventListener("DOMContentLoaded", function() {
    const toggle = document.querySelector(".menu-toggle");
    const navLinks = document.querySelector(".nav-links");

    if (toggle && navLinks) {
        toggle.addEventListener("click", function() {
            const isExpanded = toggle.getAttribute("aria-expanded") === "true";
            toggle.setAttribute("aria-expanded", !isExpanded);
            navLinks.classList.toggle("active");
        });
    }

    // Upravljanje aktivnih povezav ob kliku
    const links = document.querySelectorAll(".nav-links a");
    links.forEach(link => {
        link.addEventListener("click", function(e) {
            e.preventDefault();
            
            // Odstranimo aktivni razred vsem povezavam in ga dodamo kliknjeni
            links.forEach(l => l.classList.remove("active"));
            this.classList.add("active");

            // Zapremo mobilni meni, če je odprt
            if (navLinks.classList.contains("active")) {
                navLinks.classList.remove("active");
                toggle.setAttribute("aria-expanded", "false");
            }
        });
    });
});

Fiksna navigacijska vrstica - CSS Vadnica

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