/* --- JACTAI OS: INTERSTELLAR NOIR CORE --- */
:root {
    --teal: #2DD4BF;      /* Electric Teal */
    --space: #050505;     /* Deep Space Black */
    --surface: #111111;   /* Glass Surface */
    --glow: rgba(45, 212, 191, 0.4);
}

/* Base Configuration */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    cursor: crosshair; /* Engineering precision feel */
}

body {
    background-color: var(--space);
    color: #ffffff;
    font-family: 'Space Grotesk', sans-serif;
    overflow-x: hidden;
    line-height: 1.6;
}

/* --- THE CRT & SCANLINE LAYER --- */
/* Mimics high-end hardware monitoring displays */
.crt::before {
    content: " ";
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    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));
    z-index: 9999;
    background-size: 100% 2px, 3px 100%;
    pointer-events: none;
    opacity: 0.3;
}

/* Moving Scanline */
.crt::after {
    content: " ";
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: rgba(18, 16, 16, 0.1);
    opacity: 0;
    z-index: 9999;
    pointer-events: none;
    animation: flicker 0.15s infinite;
}

@keyframes flicker {
    0% { opacity: 0.27; }
    5% { opacity: 0.2; }
    10% { opacity: 0.25; }
    100% { opacity: 0.27; }
}

/* --- GLASSMORPHISM & BENTO SYSTEM --- */
.glass {
    background: rgba(255, 255, 255, 0.02);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: all 0.5s cubic-bezier(0.23, 1, 0.32, 1);
}

.glass:hover {
    background: rgba(45, 212, 191, 0.03);
    border-color: var(--teal);
    box-shadow: 0 0 40px -15px var(--teal);
    transform: translateY(-5px);
}

/* --- KINETIC UI ELEMENTS --- */
.jacta-glow {
    box-shadow: 0 0 30px -5px var(--teal);
}

/* Custom Scrollbar for OS Feel */
::-webkit-scrollbar {
    width: 4px;
}

::-webkit-scrollbar-track {
    background: var(--space);
}

::-webkit-scrollbar-thumb {
    background: #222;
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--teal);
}

/* --- PAGE TRANSITION ENGINE --- */
.page-view {
    display: none;
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.page-active {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

/* Floating Animation for the Comet/AI Spark */
.float-ai {
    animation: floating 3s ease-in-out infinite;
}

@keyframes floating {
    0% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
    100% { transform: translateY(0px) rotate(0deg); }
}

/* Typography Enhancements */
h1, h2, h3 {
    letter-spacing: -0.05em;
}

.tracking-extreme {
    letter-spacing: 0.4em;
}

/* --- BUTTON SHADERS --- */
.btn-jacta {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.btn-jacta::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(45, 212, 191, 0.2) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s;
}

.btn-jacta:hover::after {
    opacity: 1;
}