* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    background-color: #030a0d;
    color: #2b5b63;
    font-family: 'Share Tech Mono', monospace;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    overflow: hidden;
    position: relative;
}
canvas {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
    opacity: 0.15;
}
.scanlines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.25) 50%), linear-gradient(90deg, rgba(255, 0, 0, 0.06), rgba(0, 255, 0, 0.02), rgba(0, 0, 255, 0.06));
    background-size: 100% 4px, 3px 100%;
    z-index: 10;
    pointer-events: none;
}
header, footer {
    display: flex;
    justify-content: space-between;
    padding: 15px 30px;
    font-size: 0.85rem;
    z-index: 5;
    color: #3d7e87;
    letter-spacing: 1px;
}
.container {
    z-index: 5;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
}
.logo {
    margin-bottom: 20px;
}
.glitch {
    font-size: 3.5rem;
    color: #00f0ff;
    letter-spacing: 4px;
    text-shadow: 2px 0px #ff003c, -2px 0px #00f0ff;
    margin-bottom: 5px;
    position: relative;
}
.subtitle {
    color: #ff3333;
    font-size: 0.9rem;
    letter-spacing: 3px;
    margin-bottom: 20px;
}
.caution-bar {
    width: 350px;
    height: 8px;
    background: repeating-linear-gradient(
        45deg,
        #fcee0a,
        #fcee0a 10px,
        #000000 10px,
        #000000 20px
    );
    margin-bottom: 30px;
    border: 1px solid #1a1a1a;
}
.auth-panel {
    background: rgba(4, 15, 18, 0.8);
    border: 1px solid #0f383f;
    padding: 30px;
    width: 450px;
    border-radius: 4px;
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.05);
}
label {
    display: block;
    color: #5c9c9c;
    font-size: 0.9rem;
    margin-bottom: 10px;
}
input {
    width: 100%;
    background: #020608;
    border: 1px solid #144952;
    color: #00f0ff;
    padding: 12px;
    font-family: 'Share Tech Mono', monospace;
    font-size: 1rem;
    margin-bottom: 15px;
    outline: none;
    letter-spacing: 2px;
    text-align: center;
}
input:focus {
    border-color: #00f0ff;
    box-shadow: 0 0 10px rgba(0, 240, 255, 0.2);
}
button {
    width: 100%;
    background: transparent;
    border: 1px solid #00f0ff;
    color: #00f0ff;
    padding: 12px;
    font-family: 'Share Tech Mono', monospace;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: 20px;
}
button:hover {
    background: #00f0ff;
    color: #000;
}
.warning-text {
    font-size: 0.75rem;
    color: #3d7e87;
    text-align: center;
    line-height: 1.4;
}
.cursor {
    animation: blink 1s step-end infinite;
}
@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}