/* style.css */
:root {
    --bg-color: #0f172a;
    --text-color: #f8fafc;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: 1px solid rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
    --primary-gradient: linear-gradient(135deg, #6366f1 0%, #a855f7 100%);
    --aurora-1: #4338ca;
    --aurora-2: #c026d3;
    --aurora-3: #0891b2;
    --max-width: 1200px;
    --font-main: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-main);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* --- Aurora Background Animation --- */
.aurora-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    overflow: hidden;
    background: var(--bg-color);
}

.aurora-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.6;
    animation: float 20s infinite alternate;
}

.blob-1 {
    top: -10%;
    left: -10%;
    width: 50vw;
    height: 50vw;
    background: var(--aurora-1);
    animation-delay: 0s;
}

.blob-2 {
    bottom: -10%;
    right: -10%;
    width: 60vw;
    height: 60vw;
    background: var(--aurora-2);
    animation-delay: -5s;
}

.blob-3 {
    top: 40%;
    left: 40%;
    width: 40vw;
    height: 40vw;
    background: var(--aurora-3);
    animation-delay: -10s;
}

@keyframes float {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(20px, 40px) scale(1.1); }
}

/* --- Common Components --- */
a { text-decoration: none; color: inherit; transition: 0.3s; }
ul { list-style: none; }
img { width: 100%; height: auto; display: block; border-radius: 12px; }

.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: var(--glass-border);
    box-shadow: var(--glass-shadow);
    border-radius: 16px;
    padding: 2rem;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    background: var(--primary-gradient);
    color: white;
    border-radius: 50px;
    font-weight: 600;
    letter-spacing: 0.5px;
    box-shadow: 0 0 15px rgba(168, 85, 247, 0.4);
    border: none;
    cursor: pointer;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 25px rgba(168, 85, 247, 0.6);
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 20px;
}

/* --- Header --- */
header {
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 15px 0;
    transition: 0.3s;
}

.nav-glass {
    background: rgba(15, 23, 42, 0.7);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    background: linear-gradient(to right, #fff, #94a3b8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 1px;
}

.nav-links { display: flex; gap: 30px; }

.nav-links a {
    font-weight: 500;
    font-size: 0.95rem;
    opacity: 0.8;
}

.nav-links a:hover, .nav-links a.active {
    opacity: 1;
    text-shadow: 0 0 10px rgba(255,255,255,0.5);
}

.hamburger { display: none; cursor: pointer; font-size: 1.5rem; }

/* --- Layout Utility --- */
main { flex: 1; }
.section { padding: 80px 0; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }

/* --- Typography --- */
h1 { font-size: 3.5rem; line-height: 1.2; margin-bottom: 20px; font-weight: 700; }
h2 { font-size: 2.5rem; margin-bottom: 40px; text-align: center; }
h3 { font-size: 1.5rem; margin-bottom: 15px; }
p { color: #cbd5e1; margin-bottom: 20px; font-size: 1.1rem; }

/* --- Forms --- */
.form-group { margin-bottom: 20px; }
label { display: block; margin-bottom: 8px; font-weight: 500; }
input, textarea, select {
    width: 100%;
    padding: 12px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 8px;
    color: white;
    font-family: inherit;
    font-size: 1rem;
}
input:focus, textarea:focus {
    outline: none;
    border-color: #a855f7;
    background: rgba(255,255,255,0.1);
}

/* --- Footer --- */
footer {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 60px 0 20px;
    background: rgba(15, 23, 42, 0.8);
    margin-top: auto;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 30px;
}

.footer-col h4 { margin-bottom: 20px; color: #a855f7; }
.footer-col a { display: block; margin-bottom: 10px; color: #94a3b8; }
.footer-col a:hover { color: white; transform: translateX(5px); }

.contact-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    color: #cbd5e1;
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 70px;
        left: 0;
        width: 100%;
        background: rgba(15, 23, 42, 0.95);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 20px;
        text-align: center;
        border-bottom: 1px solid rgba(255,255,255,0.1);
    }
    .nav-links.active { display: flex; }
    .hamburger { display: block; }
    
    .grid-2 { grid-template-columns: 1fr; }
    h1 { font-size: 2.5rem; }
    
    .footer-content { flex-direction: column; text-align: center; }
    .contact-row { justify-content: center; }
}