Smart Scroll Navbar - Free UI Component

Background Color #ffffff

Accent Color #000000

Text Color #1a1a1a

Vertical Padding (rem) 1.2

Fixed Position

Container Width 1200px

Page Background #f8fafc

Smart Scroll Navbar

A focus-oriented navigation bar that intelligent hiding on scroll down and revealing on scroll up. Designed to maximize screen space while keeping navigation accessible.

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Smart Scroll Navbar</title>
    <link rel="preconnect" href="https://fonts.googleapis.com">
    <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
    <link href="https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap" rel="stylesheet">
    <style>
        /* -- Variables ------------------------------------------------- */
        :root {
            --bg: {{bgColor}};                     /* Primary Background */
            --accent: {{accentColor}};             /* Accent Highlight */
            --text: {{textColor}};                 /* Primary Text */
            --v-pad: {{vPadding}}rem;              /* Vertical Padding */
            --nav-w: {{navWidth}};                 /* Max Container Width */
            --page-bg: {{pageBg}};                 /* Page Background */
        }

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

body {
            font-family: 'Plus Jakarta Sans', sans-serif;
            background-color: var(--page-bg);
            color: var(--text);
            min-height: 300vh; /* Extra height to test scroll */
            overflow-x: hidden;
        }

/* -- Smart Scroll Implementation --------------------------------- */
        .nav-wrapper {
            width: 100%;
            z-index: 1000;
            display: flex;
            justify-content: center;
            transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), background 0.3s, box-shadow 0.3s;
        }

body[data-fixed="Yes"] .nav-wrapper {
            position: fixed;
            top: 0;
            left: 0;
        }

/* The "Secret" Hide Class */
        .nav-hidden {
            transform: translateY(-100%);
        }

nav.smart-nav {
            width: 100%;
            max-width: var(--nav-w);
            background: var(--bg);
            padding: var(--v-pad) 2.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            transition: 0.3s;
            border-bottom: 1px solid rgba(0,0,0,0.05);
        }

/* Scrolled State for Bar */
        .nav-wrapper.scrolled {
            background: var(--bg);
            box-shadow: 0 10px 40px rgba(0,0,0,0.05);
        }

/* Brand */
        .brand {
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--text);
            text-decoration: none;
            letter-spacing: -1px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .brand-icon {
            width: 24px;
            height: 24px;
            background: var(--accent);
            border-radius: 6px;
        }

/* Links */
        .links {
            display: flex;
            list-style: none;
            gap: 2.5rem;
        }
        .links a {
            color: var(--text);
            text-decoration: none;
            font-size: 0.95rem;
            font-weight: 600;
            opacity: 0.6;
            transition: 0.2s;
        }
        .links a:hover { opacity: 1; color: var(--accent); }

/* CTA */
        .btn-smart {
            background: var(--accent);
            color: white; /* Contrast fallback */
            padding: 10px 24px;
            border-radius: 8px;
            text-decoration: none;
            font-weight: 700;
            font-size: 0.9rem;
            transition: 0.3s;
        }
        .btn-smart:hover {
            transform: scale(1.03);
            filter: brightness(1.2);
        }

/* Hamburger */
        .burger {
            display: none;
            cursor: pointer;
            padding: 5px;
        }
        .burger div {
            width: 22px;
            height: 2px;
            background: var(--text);
            margin: 5px 0;
            border-radius: 10px;
        }

/* -- Content ----------------------------------------------------- */
        .hero {
            padding: 15rem 2rem 5rem;
            max-width: 800px;
            margin: 0 auto;
            text-align: center;
        }
        h1 { font-size: 4.5rem; font-weight: 800; margin-bottom: 2rem; letter-spacing: -3px; line-height: 1; }
        p { font-size: 1.4rem; line-height: 1.6; opacity: 0.6; margin-bottom: 4rem; }

.demo-section {
            padding: 10rem 2rem;
            text-align: center;
            background: white;
            border-top: 1px solid #eee;
        }

/* Indicator */
        .scroll-indicator {
            position: fixed;
            bottom: 2rem;
            left: 50%;
            transform: translateX(-50%);
            background: rgba(0,0,0,0.8);
            color: white;
            padding: 0.5rem 1.5rem;
            border-radius: 100px;
            font-size: 0.85rem;
            font-weight: 600;
            z-index: 2000;
            pointer-events: none;
            opacity: 0.7;
        }

/* -- Mobile Overlay ---------------------------------------------- */
        .mobile-overlay {
            position: fixed;
            top: 0; left: 0; width: 100%; height: 100vh;
            background: var(--bg);
            z-index: 2000;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-direction: column;
            transform: translateX(100%);
            transition: 0.5s cubic-bezier(0.16, 1, 0.3, 1);
        }
        .mobile-overlay.active { transform: translateX(0); }

.close-overlay {
            position: absolute;
            top: 2rem; right: 2rem;
            cursor: pointer;
            color: var(--text);
        }

.mobile-links {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 2rem;
        }
        .mobile-links a {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text);
            text-decoration: none;
        }
        /* Mobile Specific Button Overrides */
        .mobile-links .btn-smart {
            color: #ffffff; 
            font-size: 1.1rem;
        }

@media (max-width: 968px) {
            .links, .btn-smart { display: none; }
            .burger { display: block; }
            h1 { font-size: 3rem; }
        }
    </style>
</head>
<body data-fixed="{{isFixed}}">

<div class="mobile-overlay" id="mobileOverlay">
        <div class="close-overlay" id="closeMenu">
            <svg width="32" height="32" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
                <path d="M18 6L6 18M6 6l12 12"></path>
            </svg>
        </div>
        <div class="mobile-links">
            <a href="#">Solutions</a>
            <a href="#">Features</a>
            <a href="#">Customers</a>
            <a href="#">Resources</a>
            <a href="#" class="btn-smart" style="display: inline-block; margin-top: 2rem;">Sign Up</a>
        </div>
    </div>

<div class="scroll-indicator" id="indicator">Scroll down to hide, up to show</div>

<div class="nav-wrapper" id="navWrap">
        <nav class="smart-nav">
            <a href="#" class="brand">
                <div class="brand-icon"></div>
                SmartScroll
            </a>

<ul class="links">
                <li><a href="#">Solutions</a></li>
                <li><a href="#">Features</a></li>
                <li><a href="#">Customers</a></li>
                <li><a href="#">Resources</a></li>
            </ul>

<main>
        <div class="hero">
            <h1>LESS NOISE, MORE FOCUS.</h1>
            <p>The Smart Scroll navbar intelligently clears the path for your readers by hiding when they scroll down, and instantly reappearing when they need to navigate.</p>
            <div style="display: flex; justify-content: center; gap: 1rem;">
                <div style="padding: 1rem 2rem; background: #eee; border-radius: 12px; font-weight: 600;">â SCROLL DOWN</div>
            </div>
        </div>

<section class="demo-section">
            <h2>CONTENT BLOCK 1</h2>
            <p style="margin-top: 2rem;">Notice how the navbar disappears to give you more reading room.</p>
        </section>

<section class="demo-section" style="background: #fdfdfd;">
            <h2>CONTENT BLOCK 2</h2>
            <p style="margin-top: 2rem;">Now scroll up slightly, and it's back!</p>
        </section>

<section class="demo-section">
            <h2>CONTENT BLOCK 3</h2>
            <p style="margin-top: 2rem;">Perfect for distraction-free reading environments.</p>
        </section>
    </main>

let lastScrollY = window.scrollY;

// Smart Scroll Logic
        window.addEventListener('scroll', () => {
            const currentScrollY = window.scrollY;

// Don't hide if mobile menu is open
            if (mobileOverlay.classList.contains('active')) return;

if (currentScrollY > lastScrollY && currentScrollY > 100) {
                navWrap.classList.add('nav-hidden');
                indicator.textContent = "Scrolling Down: Hidden";
            } else {
                navWrap.classList.remove('nav-hidden');
                indicator.textContent = "Scrolling Up: Revealed";
            }

if (currentScrollY > 50) {
                navWrap.classList.add('scrolled');
            } else {
                navWrap.classList.remove('scrolled');
                indicator.textContent = "Scroll down to hide, up to show";
            }

lastScrollY = currentScrollY;
        });

// Mobile Menu Logic
        if(ham) {
            ham.addEventListener('click', () => {
                mobileOverlay.classList.add('active');
                document.body.style.overflow = 'hidden';
            });
        }
        if(closeMenu) {
            closeMenu.addEventListener('click', () => {
                mobileOverlay.classList.remove('active');
                document.body.style.overflow = 'auto';
            });
        }

// Close on ESC
        document.addEventListener('keydown', (e) => {
            if (e.key === 'Escape') {
                mobileOverlay.classList.remove('active');
                document.body.style.overflow = 'auto';
            }
        });
    </script>

</body>
</html>