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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link rel="icon" type="image/png" href="images/logo.png">
<link rel="apple-touch-icon" href="images/logo.png">
<title>DevDunia - Developer Tools at Your Fingertips</title>
<meta name="description" content="100+ developer tools in one place—format JSON, encode Base64, test security, generate passwords. All free, all private, all instant. No signup required.">
<meta name="theme-color" content="#0F172A">
<link rel="canonical" href="https://devdunia.com/">
<script src="https://cdn.tailwindcss.com"></script>
<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@400;500;600;700;800&display=swap" rel="stylesheet">
<style>
:root {
--bg: #06090f;
--surface: rgba(255,255,255,0.04);
--surface-hover: rgba(255,255,255,0.07);
--border: rgba(255,255,255,0.06);
--border-hover: rgba(255,255,255,0.12);
--teal: #14b8a6;
--teal-dim: rgba(20, 184, 166, 0.15);
--teal-glow: rgba(20, 184, 166, 0.4);
--violet: #8b5cf6;
--violet-dim: rgba(139, 92, 246, 0.15);
--text: #e2e8f0;
--text-muted: rgba(226, 232, 240, 0.7);
--text-faint: rgba(226, 232, 240, 0.5);
--radius: 16px;
--radius-sm: 12px;
--ease-out: cubic-bezier(0.22, 1, 0.36, 1);
--ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
background: var(--bg);
color: var(--text);
min-height: 100vh;
-webkit-font-smoothing: antialiased;
}
body::before {
content: '';
position: fixed;
inset: 0;
background:
radial-gradient(ellipse 100% 60% at 50% -30%, rgba(20, 184, 166, 0.18), transparent 50%),
radial-gradient(ellipse 70% 50% at 90% 40%, rgba(139, 92, 246, 0.1), transparent 45%),
radial-gradient(ellipse 50% 40% at 10% 80%, rgba(20, 184, 166, 0.06), transparent 40%),
radial-gradient(rgba(255,255,255,0.025) 1px, transparent 1px);
background-size: 100% 100%, 100% 100%, 100% 100%, 28px 28px;
pointer-events: none;
z-index: 0;
}
body::after {
content: '';
position: fixed;
inset: 0;
background: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
pointer-events: none;
z-index: 0;
}
.gradient-teal { background: linear-gradient(135deg, #2dd4bf, #14b8a6, #06b6d4); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; background-size: 200% 200%; }
.gradient-purple { background: linear-gradient(135deg, #a78bfa, #8b5cf6, #7c3aed); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; background-size: 200% 200%; }
.section { position: relative; z-index: 1; }
.container-narrow { max-width: 1120px; margin: 0 auto; padding: 0 1.5rem; }
.container-wide { max-width: 1280px; margin: 0 auto; padding: 0 1.5rem; }
/* Reveal animation */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out); }
.reveal.revealed { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } .reveal.revealed { transform: none; } }
/* Nav */
.nav-wrap {
position: fixed;
top: 0; left: 0; right: 0;
z-index: 50;
padding: 0.875rem 1.5rem;
transition: background 0.35s var(--ease-out), backdrop-filter 0.35s, box-shadow 0.35s, padding 0.35s;
}
.nav-wrap.scrolled {
background: rgba(6, 9, 15, 0.82);
backdrop-filter: blur(16px);
-webkit-backdrop-filter: blur(16px);
border-bottom: 1px solid var(--border);
box-shadow: 0 1px 0 rgba(255,255,255,0.04);
}
.nav-inner { max-width: 1200px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; }
.nav-logo {
display: flex; align-items: center; gap: 0.625rem;
text-decoration: none; color: #fff; font-weight: 700; font-size: 1.2rem;
letter-spacing: -0.02em;
transition: opacity 0.2s, transform 0.2s;
}
.nav-logo:hover { opacity: 0.9; transform: scale(1.01); }
.nav-logo img { width: 2rem; height: 2rem; border-radius: 10px; box-shadow: 0 2px 12px rgba(20, 184, 166, 0.2); }
.nav-links { display: flex; align-items: center; gap: 0.25rem; }
.nav-links a {
color: var(--text-muted);
text-decoration: none;
font-size: 0.9rem;
font-weight: 500;
padding: 0.5rem 0.875rem;
border-radius: 10px;
transition: color 0.2s, background 0.2s, transform 0.2s;
}
.nav-links a:hover { color: #fff; background: var(--surface-hover); transform: translateY(-1px); }
.nav-links a:focus-visible { outline: 2px solid var(--teal); outline-offset: 2px; }
/* Hero */
.hero {
min-height: 100vh;
display: flex;
flex-direction: column;
justify-content: center;
padding: 8rem 0 6rem;
}
.hero-badge {
display: inline-flex;
align-items: center;
gap: 0.5rem;
padding: 0.5rem 1rem;
border-radius: 9999px;
background: rgba(20, 184, 166, 0.1);
border: 1px solid rgba(20, 184, 166, 0.2);
font-size: 0.8125rem;
font-weight: 600;
color: #5eead4;
letter-spacing: 0.02em;
margin-bottom: 2rem;
}
.hero-title {
font-size: clamp(3rem, 7vw, 5rem);
line-height: 1.05;
letter-spacing: -0.05em;
font-weight: 800;
margin-bottom: 1.75rem;
}
.hero-subtitle {
font-size: clamp(1.25rem, 2.25vw, 1.5rem);
line-height: 1.6;
color: var(--text-muted);
max-width: 48rem;
margin: 0 auto 3rem;
font-weight: 400;
}
.hero-ctas { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; margin-bottom: 4rem; }
.btn-primary {
display: inline-flex;
align-items: center;
gap: 0.5rem;
padding: 1rem 1.875rem;
border-radius: var(--radius-sm);
font-weight: 600;
font-size: 1rem;
background: linear-gradient(135deg, #14b8a6 0%, #0d9488 100%);
color: #051c1a;
text-decoration: none;
border: none;
cursor: pointer;
box-shadow: 0 4px 24px var(--teal-glow), 0 0 0 1px rgba(255,255,255,0.08) inset;
transition: transform 0.25s var(--ease-out), box-shadow 0.25s, filter 0.25s;
}
.btn-primary:hover {
transform: translateY(-3px) scale(1.02);
box-shadow: 0 12px 36px rgba(20, 184, 166, 0.5), 0 0 0 1px rgba(255,255,255,0.12) inset;
filter: brightness(1.08);
}
.btn-primary:active { transform: translateY(-1px) scale(1); }
.btn-primary:focus-visible { outline: 2px solid var(--teal); outline-offset: 3px; }
.btn-secondary {
display: inline-flex;
align-items: center;
gap: 0.5rem;
padding: 1rem 1.875rem;
border-radius: var(--radius-sm);
font-weight: 500;
font-size: 1rem;
background: var(--surface);
color: var(--text);
text-decoration: none;
border: 1px solid var(--border);
box-shadow: 0 1px 0 rgba(255,255,255,0.04) inset;
transition: background 0.25s, border-color 0.25s, transform 0.25s var(--ease-out), box-shadow 0.25s;
}
.btn-secondary:hover {
background: var(--surface-hover);
border-color: var(--border-hover);
transform: translateY(-2px);
box-shadow: 0 4px 20px rgba(0,0,0,0.2), 0 1px 0 rgba(255,255,255,0.06) inset;
}
.btn-secondary:active { transform: translateY(0); }
.btn-secondary:focus-visible { outline: 2px solid var(--teal); outline-offset: 3px; }
.btn-support {
background: linear-gradient(135deg, rgba(245, 158, 11, 0.15), rgba(245, 158, 11, 0.08));
border-color: rgba(245, 158, 11, 0.3);
color: #fbbf24;
box-shadow: 0 4px 16px rgba(245, 158, 11, 0.2);
}
.btn-support:hover {
background: linear-gradient(135deg, rgba(245, 158, 11, 0.2), rgba(245, 158, 11, 0.12));
border-color: rgba(245, 158, 11, 0.4);
color: #fcd34d;
box-shadow: 0 6px 24px rgba(245, 158, 11, 0.3);
}
/* Stats bar */
.stats-bar {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
gap: 2rem;
max-width: 800px;
margin: 0 auto;
padding: 2rem 0;
border-top: 1px solid var(--border);
border-bottom: 1px solid var(--border);
}
.stat-item {
text-align: center;
}
.stat-number {
font-size: 2rem;
font-weight: 800;
color: #fff;
margin-bottom: 0.25rem;
letter-spacing: -0.02em;
}
.stat-label {
font-size: 0.875rem;
color: var(--text-muted);
font-weight: 500;
}
/* Cards */
.card {
background: linear-gradient(160deg, rgba(255,255,255,0.06) 0%, rgba(255,255,255,0.02) 100%);
border: 1px solid var(--border);
border-radius: var(--radius);
padding: 1.75rem;
box-shadow: 0 4px 24px rgba(0,0,0,0.12), 0 1px 0 rgba(255,255,255,0.04) inset;
transition: border-color 0.3s, background 0.3s, transform 0.35s var(--ease-out), box-shadow 0.35s;
}
.card:hover {
background: linear-gradient(160deg, rgba(255,255,255,0.08) 0%, rgba(255,255,255,0.04) 100%);
border-color: rgba(255,255,255,0.12);
transform: translateY(-4px);
box-shadow: 0 20px 48px rgba(0,0,0,0.2), 0 0 0 1px rgba(20, 184, 166, 0.1), 0 1px 0 rgba(255,255,255,0.06) inset;
}
.card-icon {
width: 3rem;
height: 3rem;
border-radius: 14px;
display: flex;
align-items: center;
justify-content: center;
margin-bottom: 1.25rem;
box-shadow: 0 4px 12px rgba(0,0,0,0.2);
transition: transform 0.3s var(--ease-spring);
}
.card:hover .card-icon { transform: scale(1.08); }
.card-title { font-size: 1.125rem; font-weight: 700; margin-bottom: 0.5rem; letter-spacing: -0.01em; }
.card-desc { font-size: 0.9375rem; color: var(--text-muted); line-height: 1.55; }
/* Section headings */
.section-label {
font-size: 0.75rem;
font-weight: 700;
text-transform: uppercase;
letter-spacing: 0.12em;
color: var(--teal);
margin-bottom: 0.875rem;
display: inline-flex;
align-items: center;
gap: 0.5rem;
}
.section-label::before { content: ''; width: 0.5rem; height: 2px; background: linear-gradient(90deg, var(--teal), transparent); border-radius: 1px; }
.section-title {
font-size: clamp(1.875rem, 3.5vw, 2.5rem);
font-weight: 800;
letter-spacing: -0.03em;
line-height: 1.15;
margin-bottom: 1rem;
}
.section-subtitle {
font-size: 1.0625rem;
color: var(--text-muted);
max-width: 38rem;
margin-bottom: 2.5rem;
line-height: 1.6;
}
/* Category grid */
.category-card {
background: linear-gradient(160deg, rgba(255,255,255,0.04) 0%, rgba(255,255,255,0.01) 100%);
border: 1px solid var(--border);
border-radius: 14px;
padding: 1.25rem 1.5rem;
display: flex;
align-items: center;
gap: 1rem;
text-decoration: none;
color: inherit;
transition: border-color 0.3s, background 0.3s, transform 0.3s var(--ease-out), box-shadow 0.3s;
}
.category-card:hover {
background: linear-gradient(160deg, rgba(255,255,255,0.07) 0%, rgba(255,255,255,0.03) 100%);
border-color: rgba(20, 184, 166, 0.25);
transform: translateY(-3px);
box-shadow: 0 12px 32px rgba(0,0,0,0.15), 0 0 0 1px rgba(20, 184, 166, 0.08);
}
.category-card::after {
content: '';
width: 0.375rem;
height: 0.375rem;
border-top: 2px solid var(--text-faint);
border-right: 2px solid var(--text-faint);
transform: rotate(45deg);
margin-left: auto;
opacity: 0;
transition: opacity 0.25s, transform 0.25s;
}
.category-card:hover::after { opacity: 1; transform: translateX(4px) rotate(45deg); }
.category-card > div:first-of-type { flex: 1; min-width: 0; }
.category-emoji { font-size: 1.875rem; line-height: 1; filter: drop-shadow(0 2px 4px rgba(0,0,0,0.2)); }
.category-name { font-weight: 600; font-size: 1rem; color: #fff; }
.category-count { font-size: 0.8125rem; color: var(--text-faint); margin-top: 0.125rem; }
/* CTA block */
.cta-block {
background: linear-gradient(145deg, rgba(20, 184, 166, 0.12) 0%, rgba(139, 92, 246, 0.08) 50%, rgba(20, 184, 166, 0.06) 100%);
border: 1px solid rgba(20, 184, 166, 0.25);
border-radius: 24px;
padding: 3.5rem 2.5rem;
text-align: center;
box-shadow: 0 24px 64px rgba(0,0,0,0.2), 0 0 0 1px rgba(255,255,255,0.04) inset, 0 0 80px rgba(20, 184, 166, 0.08);
transition: box-shadow 0.4s, border-color 0.4s;
}
.cta-block:hover { border-color: rgba(20, 184, 166, 0.35); box-shadow: 0 28px 72px rgba(0,0,0,0.22), 0 0 0 1px rgba(255,255,255,0.05) inset, 0 0 100px rgba(20, 184, 166, 0.12); }
.cta-block .section-title { margin-bottom: 0.5rem; }
.cta-block .section-subtitle { margin: 0 auto 1.75rem; }
/* Footer */
.footer {
border-top: 1px solid var(--border);
padding: 4rem 1.5rem 2.5rem;
margin-top: 5rem;
background: linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.2) 100%);
}
.footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 2.5rem; max-width: 1200px; margin: 0 auto 2.5rem; }
.footer-col h4 { font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-faint); margin-bottom: 1.25rem; }
.footer-col a {
display: block;
color: var(--text-muted);
text-decoration: none;
font-size: 0.9375rem;
margin-bottom: 0.625rem;
transition: color 0.2s, transform 0.2s;
position: relative;
}
.footer-col a:hover { color: var(--teal); }
.footer-col a::after { content: ''; position: absolute; left: 0; bottom: -2px; width: 0; height: 1px; background: var(--teal); transition: width 0.25s var(--ease-out); }
.footer-col a:hover::after { width: 100%; }
.footer-bottom {
max-width: 1200px;
margin: 0 auto;
padding-top: 2rem;
border-top: 1px solid var(--border);
display: flex;
flex-wrap: wrap;
align-items: center;
justify-content: space-between;
gap: 1rem;
font-size: 0.875rem;
color: var(--text-faint);
}
.footer-legal a { color: var(--text-muted); text-decoration: none; margin-left: 1.25rem; transition: color 0.2s; }
.footer-legal a:hover { color: var(--teal); }
/* Floating */
.floating-btn {
position: fixed;
bottom: 1.5rem;
right: 1.5rem;
width: 54px;
height: 54px;
border-radius: 16px;
display: flex;
align-items: center;
justify-content: center;
background: linear-gradient(135deg, #14b8a6, #0d9488);
color: #051c1a;
border: none;
box-shadow: 0 8px 28px var(--teal-glow), 0 0 0 1px rgba(255,255,255,0.1) inset;
transition: transform 0.3s var(--ease-out), box-shadow 0.3s;
z-index: 40;
}
.floating-btn:hover { transform: translateY(-3px) scale(1.05); box-shadow: 0 14px 36px rgba(20, 184, 166, 0.45), 0 0 0 1px rgba(255,255,255,0.12) inset; }
.floating-btn:focus-visible { outline: 2px solid var(--teal); outline-offset: 3px; }
.theme-btn {
bottom: 5.25rem;
background: var(--surface);
color: var(--text);
border: 1px solid var(--border);
box-shadow: 0 4px 20px rgba(0,0,0,0.2);
}
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