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<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>{% block title %}Constellation Predictor{% endblock %}</title>
<script src="https://cdn.tailwindcss.com"></script>
<script>tailwind.config = { theme: { extend: { fontFamily: { 'orbitron': ['Orbitron', 'monospace'] } } } }</script>
<link href="https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Orbitron:wght@700;900&display=swap" rel="stylesheet">
<style>
:root {
--bg: #060d1f;
--surface: rgba(255,255,255,0.03);
--border: rgba(255,255,255,0.07);
--accent: #6366f1;
--accent-dim: rgba(99,102,241,0.15);
--text: #dde4f0;
--muted: rgba(221,228,240,0.45);
}
*, *::before, *::after { box-sizing: border-box; }
body {
margin: 0;
font-family: 'Inter', system-ui, sans-serif;
/* vertical depth gradient — lighter at horizon, darker at zenith */
background: linear-gradient(180deg, #0b1630 0%, #060d1f 45%, #040917 100%) fixed;
color: var(--text);
min-height: 100vh;
}
/* ── starfield layer 1: small stars, slow drift + twinkle ── */
body::before {
content: '';
position: fixed;
inset: 0;
z-index: 0;
pointer-events: none;
background-image:
radial-gradient(1.5px 1.5px at 40px 60px, rgba(255,255,255,.50), transparent),
radial-gradient(1px 1px at 150px 155px, rgba(255,255,255,.35), transparent),
radial-gradient(1.5px 1.5px at 280px 40px, rgba(200,210,255,.40), transparent),
radial-gradient(1px 1px at 420px 200px, rgba(255,255,255,.45), transparent),
radial-gradient(1px 1px at 520px 90px, rgba(255,255,255,.30), transparent),
radial-gradient(1.5px 1.5px at 90px 300px, rgba(255,255,255,.40), transparent),
radial-gradient(1px 1px at 230px 410px, rgba(200,210,255,.35), transparent),
radial-gradient(1.5px 1.5px at 360px 520px, rgba(255,255,255,.35), transparent),
radial-gradient(1px 1px at 500px 380px, rgba(255,255,255,.40), transparent),
radial-gradient(1px 1px at 50px 480px, rgba(255,255,255,.30), transparent);
background-size: 600px 600px;
animation: starDrift1 240s linear infinite, starTwinkle1 9s ease-in-out infinite;
}
/* ── starfield layer 2: larger stars, slower drift, offset twinkle ── */
body::after {
content: '';
position: fixed;
inset: 0;
z-index: 0;
pointer-events: none;
background-image:
radial-gradient(2px 2px at 120px 200px, rgba(255,255,255,.45), transparent),
radial-gradient(1.5px 1.5px at 480px 80px, rgba(200,210,255,.40), transparent),
radial-gradient(2px 2px at 700px 450px, rgba(255,255,255,.35), transparent),
radial-gradient(1.5px 1.5px at 300px 600px, rgba(255,255,255,.40), transparent),
radial-gradient(2px 2px at 820px 720px, rgba(200,210,255,.30), transparent),
radial-gradient(1.5px 1.5px at 600px 280px, rgba(255,255,255,.35), transparent);
background-size: 900px 900px;
animation: starDrift2 380s linear infinite, starTwinkle2 14s ease-in-out infinite;
}
@keyframes starDrift1 { from { background-position: 0 0; } to { background-position: 0 600px; } }
@keyframes starDrift2 { from { background-position: 0 0; } to { background-position: 0 900px; } }
@keyframes starTwinkle1 { 0%, 100% { opacity: .95; } 50% { opacity: .55; } }
@keyframes starTwinkle2 { 0%, 100% { opacity: .65; } 50% { opacity: 1; } }
/* ── nebula glow washes ── */
.bg-nebula {
position: fixed;
inset: 0;
z-index: 0;
pointer-events: none;
background:
radial-gradient(640px 420px at 12% -5%, rgba(99,102,241,.14), transparent 70%),
radial-gradient(720px 520px at 90% 15%, rgba(139,92,246,.09), transparent 70%),
radial-gradient(900px 640px at 50% 110%, rgba(45,212,191,.055), transparent 70%);
}
@media (prefers-reduced-motion: reduce) {
body::before, body::after { animation: none; }
}
/* ── layout wrapper ── */
.page-wrap { position: relative; z-index: 1; }
/* ── navbar ── */
.site-header {
position: sticky;
top: 0;
z-index: 50;
border-bottom: 1px solid var(--border);
background: rgba(6,13,31,.88);
backdrop-filter: blur(20px);
}
.nav-inner {
max-width: 1280px;
margin: 0 auto;
padding: 0 1.5rem;
display: flex;
align-items: center;
justify-content: space-between;
height: 60px;
}
.nav-logo {
display: flex;
align-items: center;
gap: 10px;
text-decoration: none;
}
.nav-logo-text {
font-family: 'Orbitron', monospace;
font-size: .75rem;
font-weight: 900;
letter-spacing: .12em;
color: #fff;
}
.nav-links {
display: flex;
align-items: center;
gap: 2rem;
list-style: none;
margin: 0; padding: 0;
}
.nav-links a {
font-size: .8125rem;
font-weight: 500;
color: var(--muted);
text-decoration: none;
letter-spacing: .01em;
transition: color .18s;
position: relative;
padding-bottom: 2px;
}
.nav-links a::after {
content: '';
position: absolute;
bottom: -1px; left: 0;
width: 0; height: 1px;
background: var(--accent);
transition: width .18s;
}
.nav-links a:hover { color: #fff; }
.nav-links a:hover::after { width: 100%; }
.nav-actions { display: flex; align-items: center; gap: .625rem; }
.btn-ghost {
font-size: .8125rem;
font-weight: 500;
color: var(--muted);
padding: .45rem 1rem;
border-radius: 6px;
border: 1px solid var(--border);
background: transparent;
text-decoration: none;
transition: all .18s;
}
.btn-ghost:hover {
color: #fff;
border-color: rgba(255,255,255,.18);
background: rgba(255,255,255,.05);
}
.btn-accent {
font-size: .8125rem;
font-weight: 600;
color: #fff;
padding: .45rem 1.125rem;
border-radius: 6px;
background: var(--accent);
text-decoration: none;
transition: all .18s;
white-space: nowrap;
}
.btn-accent:hover {
background: #818cf8;
box-shadow: 0 0 20px rgba(99,102,241,.4);
transform: translateY(-1px);
}
.nav-mobile-btn {
display: none;
background: none;
border: none;
cursor: pointer;
color: var(--muted);
padding: .25rem;
}
.nav-mobile-btn:hover { color: #fff; }
.nav-mobile-menu {
display: none;
flex-direction: column;
gap: .25rem;
padding: .75rem 1.5rem 1rem;
border-top: 1px solid var(--border);
}
.nav-mobile-menu a {
font-size: .875rem;
color: var(--muted);
text-decoration: none;
padding: .625rem .75rem;
border-radius: 6px;
transition: all .15s;
}
.nav-mobile-menu a:hover {
color: #fff;
background: rgba(255,255,255,.05);
}
.nav-mobile-menu .mobile-actions {
display: flex;
gap: .5rem;
margin-top: .5rem;
}
.nav-mobile-menu .mobile-actions a {
flex: 1;
text-align: center;
padding: .6rem;
}
@media (max-width: 768px) {
.nav-links, .nav-actions { display: none; }
.nav-mobile-btn { display: block; }
.nav-mobile-menu.open { display: flex; }
}
/* ── footer ── */
.site-footer {
margin-top: 6rem;
border-top: 1px solid var(--border);
}
.footer-inner {
max-width: 1280px;
margin: 0 auto;
padding: 3rem 1.5rem 2rem;
}
.footer-grid {
display: grid;
grid-template-columns: 1.4fr 1fr 1fr;
gap: 3rem;
margin-bottom: 2.5rem;
}
@media (max-width: 640px) {
.footer-grid { grid-template-columns: 1fr; gap: 2rem; }
}
.footer-label {
font-size: .6875rem;
font-weight: 600;
letter-spacing: .1em;
text-transform: uppercase;
color: rgba(255,255,255,.25);
margin-bottom: .75rem;
}
.footer-links { list-style: none; margin: 0; padding: 0; }
.footer-links li + li { margin-top: .5rem; }
.footer-links a, .footer-links span {
font-size: .8125rem;
color: var(--muted);
text-decoration: none;
transition: color .15s;
}
.footer-links a:hover { color: #fff; }
.footer-bottom {
border-top: 1px solid var(--border);
padding-top: 1.25rem;
display: flex;
justify-content: space-between;
align-items: center;
flex-wrap: wrap;
gap: .5rem;
}
.footer-bottom span { font-size: .75rem; color: rgba(255,255,255,.2); }
/* ── utility ── */
.section { max-width: 1280px; margin: 0 auto; padding: 5rem 1.5rem; }
.section-sm { padding: 3.5rem 1.5rem; }
.section-label {
display: inline-flex;
align-items: center;
gap: .375rem;
font-size: .6875rem;
font-weight: 600;
letter-spacing: .1em;
text-transform: uppercase;
color: var(--accent);
margin-bottom: .875rem;
}
.section-label::before {
content: '';
display: block;
width: 16px; height: 1px;
background: var(--accent);
}
.glass-card {
background: var(--surface);
border: 1px solid var(--border);
border-radius: 12px;
transition: border-color .2s, transform .2s, box-shadow .2s;
}
.glass-card:hover {
border-color: rgba(255,255,255,.14);
transform: translateY(-3px);
box-shadow: 0 16px 40px rgba(0,0,0,.35);
}
.tag {
display: inline-block;
font-size: .6875rem;
font-weight: 600;
letter-spacing: .06em;
padding: .25rem .625rem;
border-radius: 4px;
background: var(--accent-dim);
color: #a5b4fc;
}
/* ── logo constellation line-draw on load ── */
.nav-logo svg line {
stroke-dasharray: 26;
stroke-dashoffset: 26;
animation: drawline .9s ease forwards;
}
.nav-logo svg line:nth-of-type(1) { animation-delay: .10s; }
.nav-logo svg line:nth-of-type(2) { animation-delay: .25s; }
.nav-logo svg line:nth-of-type(3) { animation-delay: .40s; }
.nav-logo svg line:nth-of-type(4) { animation-delay: .55s; }
.nav-logo svg line:nth-of-type(5) { animation-delay: .70s; }
@keyframes drawline { to { stroke-dashoffset: 0; } }
/* ── scroll reveal ── */
[data-reveal] {
opacity: 0;
transform: translateY(18px);
transition: opacity .6s ease, transform .6s ease;
}
[data-reveal].revealed { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
[data-reveal] { opacity: 1; transform: none; transition: none; }
.nav-logo svg line { animation: none; stroke-dashoffset: 0; }
}
</style>
{% block extra_css %}{% endblock %}
</head>
<body>
<div class="bg-nebula"></div>
<div class="page-wrap">
<!-- ════ NAVBAR ════ -->
<header class="site-header">
<div class="nav-inner">
<!-- Logo -->
<a href="{{ PREDICTOR_BASE_URL }}" class="nav-logo">
<svg width="22" height="22" viewBox="0 0 24 24" fill="none">
<circle cx="12" cy="12" r="2.5" fill="#6366f1"/>
<circle cx="4" cy="5" r="1.5" fill="rgba(99,102,241,.7)"/>
<circle cx="21" cy="3" r="1" fill="rgba(255,255,255,.5)"/>
<circle cx="19" cy="20" r="1.5" fill="rgba(99,102,241,.6)"/>
<circle cx="5" cy="21" r="1" fill="rgba(255,255,255,.4)"/>
<circle cx="22" cy="13" r="1" fill="rgba(255,255,255,.35)"/>
<line x1="4" y1="5" x2="12" y2="12" stroke="rgba(99,102,241,.35)" stroke-width=".8"/>
<line x1="12" y1="12" x2="21" y2="3" stroke="rgba(99,102,241,.25)" stroke-width=".8"/>
<line x1="12" y1="12" x2="19" y2="20" stroke="rgba(99,102,241,.35)" stroke-width=".8"/>
<line x1="12" y1="12" x2="5" y2="21" stroke="rgba(99,102,241,.25)" stroke-width=".8"/>
<line x1="12" y1="12" x2="22" y2="13" stroke="rgba(99,102,241,.2)" stroke-width=".8"/>
</svg>
<span class="nav-logo-text">CONSTELLAR</span>
</a>
<!-- Desktop links -->
<ul class="nav-links">
<li><a href="{{ PREDICTOR_BASE_URL }}">Home</a></li>
<li><a href="{{ PREDICTOR_BASE_URL }}predict/">Predict</a></li>
<li><a href="{{ PREDICTOR_BASE_URL }}database/">Database</a></li>
<li><a href="{{ CHATBOT_BASE_URL }}">Chatbot</a></li>
<li><a href="{{ LOCATOR_BASE_URL }}">Locator</a></li>
</ul>
<!-- Desktop actions -->
<div class="nav-actions">
<a href="{{ PREDICTOR_BASE_URL }}upload/" class="btn-ghost">Upload Image</a>
<a href="{{ PREDICTOR_BASE_URL }}detect/" class="btn-accent">Live Detection →</a>
</div>
<!-- Mobile toggle -->
<button class="nav-mobile-btn" id="mobileMenuBtn" aria-label="Menu">
<svg width="20" height="20" fill="none" stroke="currentColor" stroke-width="2" viewBox="0 0 24 24">
<path stroke-linecap="round" stroke-linejoin="round" d="M4 6h16M4 12h16M4 18h16"/>
</svg>
</button>
</div>
<!-- Mobile menu -->
<nav class="nav-mobile-menu" id="mobileMenu">
<a href="{{ PREDICTOR_BASE_URL }}">Home</a>
<a href="{{ PREDICTOR_BASE_URL }}predict/">Predict</a>
<a href="{{ PREDICTOR_BASE_URL }}database/">Database</a>
<a href="{{ CHATBOT_BASE_URL }}">Chatbot</a>
<a href="{{ LOCATOR_BASE_URL }}">Locator</a>
<div class="mobile-actions">
<a href="{{ PREDICTOR_BASE_URL }}upload/" class="btn-ghost">Upload</a>
<a href="{{ PREDICTOR_BASE_URL }}detect/" class="btn-accent">Detect</a>
</div>
</nav>
</header>
<!-- ════ MAIN ════ -->
<main>{% block content %}{% endblock %}</main>
<!-- ════ FOOTER ════ -->
<footer class="site-footer">
<div class="footer-inner">
<div class="footer-grid">
<!-- Brand -->
<div>
<a href="{{ PREDICTOR_BASE_URL }}" class="nav-logo" style="margin-bottom:.75rem; display:inline-flex;">
<svg width="18" height="18" viewBox="0 0 24 24" fill="none">
<circle cx="12" cy="12" r="2.5" fill="#6366f1"/>
<circle cx="4" cy="5" r="1.5" fill="rgba(99,102,241,.7)"/>
<circle cx="21" cy="3" r="1" fill="rgba(255,255,255,.5)"/>
<circle cx="19" cy="20" r="1.5" fill="rgba(99,102,241,.6)"/>
<line x1="4" y1="5" x2="12" y2="12" stroke="rgba(99,102,241,.35)" stroke-width=".8"/>
<line x1="12" y1="12" x2="21" y2="3" stroke="rgba(99,102,241,.25)" stroke-width=".8"/>
<line x1="12" y1="12" x2="19" y2="20" stroke="rgba(99,102,241,.35)" stroke-width=".8"/>
</svg>
<span class="nav-logo-text" style="margin-left:8px;">CONSTELLAR</span>
</a>
<p style="font-size:.8125rem; color:var(--muted); line-height:1.65; max-width:240px; margin-top:.5rem;">
AI-powered constellation recognition. Identify stars, explore mythology, navigate the night sky.
</p>
</div>
<!-- Tools -->
<div>
<p class="footer-label">Tools</p>
<ul class="footer-links">
<li><a href="{{ PREDICTOR_BASE_URL }}upload/">Image Upload</a></li>
<li><a href="{{ PREDICTOR_BASE_URL }}detect/">Live Detection</a></li>
<li><a href="{{ PREDICTOR_BASE_URL }}database/">88 Constellations</a></li>
<li><a href="{{ CHATBOT_BASE_URL }}">AI Chatbot</a></li>
<li><a href="{{ LOCATOR_BASE_URL }}">Sky Locator</a></li>
</ul>
</div>
<!-- Capabilities -->
<div>
<p class="footer-label">Capabilities</p>
<ul class="footer-links">
<li><span>Real-Time Object Detection</span></li>
<li><span>Natural Language Assistant</span></li>
<li><span>Voice Recognition</span></li>
<li><span>Text-to-Speech</span></li>
<li><span>GPS Sky Mapping</span></li>
</ul>
</div>
</div>
<div class="footer-bottom">
<span>© 2026 Constellar · Constellation Predictor</span>
<span>IAU 88 Official Constellations</span>
</div>
</div>
</footer>
</div><!-- .page-wrap -->
<script>
const btn = document.getElementById('mobileMenuBtn');
const menu = document.getElementById('mobileMenu');
btn.addEventListener('click', () => menu.classList.toggle('open'));
const revealObserver = new IntersectionObserver((entries) => {
entries.forEach(entry => {
if (entry.isIntersecting) {
entry.target.classList.add('revealed');
revealObserver.unobserve(entry.target);
}
});
}, { threshold: 0.12 });
document.querySelectorAll('[data-reveal]').forEach(el => revealObserver.observe(el));
</script>
{% block extra_js %}{% endblock %}
</body>
</html>
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