body, html {
    margin: 0; padding: 0; height: 100vh; width: 100vw;
    background-color: #000000; color: #ededed;
    font-family: 'Inter', sans-serif;
    overflow: hidden;
    display: flex; align-items: center; justify-content: center;
}

/* Nice Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(30, 64, 175, 0.5);
}

/* Interactive Constellation Canvas */
canvas {
    position: absolute; inset: 0;
    width: 100%; height: 100%;
    z-index: 0;
}

.glow {
    position: absolute; top: -10vh; left: 50%;
    transform: translateX(-50%);
    width: 100vw; height: 60vh;
    background: radial-gradient(ellipse at top, rgba(59, 130, 246, 0.12), transparent 60%);
    pointer-events: none; z-index: 1; filter: blur(50px);
}

.card {
    width: 420px;
    background: rgba(9, 9, 11, 0.85);
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 3rem 2.5rem;
    border-radius: 20px;
    z-index: 2; position: relative;
    backdrop-filter: blur(20px);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.6);
    opacity: 0;
    transform: translateY(20px);
    animation: slideUpFade 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    box-sizing: border-box;
}

@keyframes slideUpFade {
    to { opacity: 1; transform: translateY(0); }
}

.header { text-align: center; margin-bottom: 2.5rem; }
.icon-box {
    width: 48px; height: 48px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
}
.icon-box svg { stroke: rgba(255, 255, 255, 0.65); width: 20px; height: 20px; }

h1 { margin: 0; font-size: 24px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; }
.subtitle { color: #a1a1aa; font-size: 12px; margin-top: 8px; letter-spacing: 0.1em; text-transform: uppercase; }

.form-group { margin-bottom: 1.5rem; }
label { display: block; margin-bottom: 8px; font-size: 12px; font-weight: 500; color: #a1a1aa; text-transform: uppercase; letter-spacing: 0.05em; }
input {
    width: 100%; box-sizing: border-box;
    background: #000000; border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 8px; padding: 12px 16px;
    color: #ededed; font-family: inherit; font-size: 14px;
    outline: none; transition: border-color 0.2s;
}
input:focus { border-color: #3b82f6; }

.error { color: #ef4444; font-size: 13px; margin-bottom: 1rem; text-align: center; display: none; }
.success { color: #10b981; font-size: 13px; margin-bottom: 1rem; text-align: center; display: none; }

button {
    width: 100%; padding: 14px;
    background: #ffffff; color: #000000;
    border: none; border-radius: 8px;
    font-size: 14px; font-weight: 600;
    cursor: pointer; letter-spacing: 0.05em;
    text-transform: uppercase;
    transition: background 0.2s ease;
}
button:hover { background: #e4e4e7; }
button:disabled { opacity: 0.7; cursor: not-allowed; }

.footer-links { text-align: center; margin-top: 1.5rem; font-size: 12px; }
.footer-links span { color: #a1a1aa; }
.footer-links a { color: #3b82f6; text-decoration: none; font-weight: 500; }
.encryption { text-align: center; margin-top: 1.5rem; font-size: 11px; color: #555; letter-spacing: 0.1em; }