/* === HERO SYSTEM: THE CYBER-BRUTALIST GRID (INTENSE & UNIQUE) === */
@import url('https://fonts.googleapis.com/css2?family=Chakra+Petch:wght@300;500;700&family=Syncopate:wght@400;700&display=swap');

:root {
    --sys-black: #050505;
    --sys-dark: #0a0a0a;
    --sys-neon: #00f3ff; /* Cyber Cyan */
    --sys-accent: #7000ff; /* Deep Violet */
    --sys-white: #ffffff;
    --sys-grid: rgba(255, 255, 255, 0.1);
    --font-cyber: 'Chakra Petch', sans-serif;
    --font-heavy: 'Syncopate', sans-serif;
}

.hero-system {
    position: relative;
    background-color: var(--sys-black);
    color: var(--sys-white);
    min-height: 100vh;
    width: 100%;
    overflow: hidden;
    font-family: var(--font-cyber);
    z-index: 10;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

/* === THE GRID LAYOUT (The Unique Part) === */
.system-grid-container {
    display: grid;
    grid-template-columns: 100px 1fr 1fr 300px;
    grid-template-rows: 80px 1fr 150px;
    width: 100%;
    max-width: 1800px;
    height: 90vh;
    border: 1px solid var(--sys-grid);
    position: relative;
    z-index: 2;
    background: radial-gradient(circle at center, rgba(0, 243, 255, 0.03), transparent 70%);
    box-shadow: 0 0 100px rgba(0,0,0,0.8);
}

/* Grid Lines & Crosshairs */
.system-grid-container::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(var(--sys-grid) 1px, transparent 1px),
        linear-gradient(90deg, var(--sys-grid) 1px, transparent 1px);
    background-size: 100% 100%; /* Dynamic based on grid tracks */
    pointer-events: none;
    z-index: -1;
}

/* CROSSHAIRS at intersections */
.crosshair {
    position: absolute;
    width: 20px;
    height: 20px;
    z-index: 10;
}
.crosshair::before, .crosshair::after {
    content: '';
    position: absolute;
    background: var(--sys-neon);
}
.crosshair::before { top: 9px; left: 0; width: 20px; height: 2px; }
.crosshair::after { top: 0; left: 9px; width: 2px; height: 20px; }

.ch-1 { top: -10px; left: 90px; }
.ch-2 { top: 70px; right: 290px; }
.ch-3 { bottom: 140px; left: 90px; }
.ch-4 { bottom: -10px; right: -10px; }

/* === CELL 1: VERTICAL ID (Side) === */
.cell-id {
    grid-column: 1 / 2;
    grid-row: 1 / 4;
    border-right: 1px solid var(--sys-grid);
    display: flex;
    align-items: center;
    justify-content: center;
    writing-mode: vertical-rl;
    text-orientation: mixed;
    transform: rotate(180deg);
    font-family: var(--font-heavy);
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 4px;
    color: var(--sys-accent);
    text-shadow: 0 0 15px rgba(112, 0, 255, 0.6);
    text-transform: uppercase;
    background: rgba(112, 0, 255, 0.05);
}

/* === CELL 2: HEADER (Top) === */
.cell-header {
    grid-column: 2 / 5;
    grid-row: 1 / 2;
    border-bottom: 1px solid var(--sys-grid);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 40px;
}

.sys-badge {
    background: rgba(0, 243, 255, 0.1);
    border: 1px solid var(--sys-neon);
    color: var(--sys-neon);
    padding: 6px 12px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 0 15px rgba(0, 243, 255, 0.2);
    animation: flash 4s infinite;
}

@keyframes flash {
    0%, 90%, 100% { opacity: 1; }
    92%, 96% { opacity: 0.2; }
}

.sys-location {
    display: flex;
    gap: 10px;
    font-size: 14px;
    color: rgba(255,255,255,0.7);
}

/* === CELL 3: MAIN STAGE (Center) === */
.cell-main {
    grid-column: 2 / 4;
    grid-row: 2 / 3;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 60px;
    position: relative;
    overflow: hidden;
}

/* Floating Code Particles */
.code-particle {
    position: absolute;
    font-family: monospace;
    font-size: 14px;
    color: rgba(0, 243, 255, 0.2);
    animation: float-up 10s linear infinite;
    pointer-events: none;
}
@keyframes float-up {
    from { transform: translateY(100vh); opacity: 0; }
    to { transform: translateY(-100vh); opacity: 0.5; }
}

.main-title {
    font-family: var(--font-heavy);
    font-size: clamp(3rem, 7vw, 6rem);
    line-height: 0.9;
    text-transform: uppercase;
    color: var(--sys-white);
    margin-bottom: 30px;
    position: relative;
    z-index: 5;
    mix-blend-mode: hard-light;
}

.main-title span {
    display: block;
}

.main-title .glitch {
    color: var(--sys-neon);
    position: relative;
}

.main-title .glitch::before {
    content: attr(data-text);
    position: absolute;
    left: -2px;
    text-shadow: 1px 0 #ff00c1;
    top: 0;
    color: var(--sys-white);
    overflow: hidden;
    clip: rect(0, 900px, 0, 0);
    animation: glitch-anim-2 3s infinite linear alternate-reverse;
}

@keyframes glitch-anim-2 {
    0% { clip: rect(42px, 9999px, 44px, 0); transform: skew(0.95deg); }
    5% { clip: rect(12px, 9999px, 5px, 0); transform: skew(0.35deg); }
    10% { clip: rect(85px, 9999px, 95px, 0); transform: skew(0.05deg); }
    15% { clip: rect(2px, 9999px, 86px, 0); transform: skew(0.75deg); }
    20% { clip: rect(0, 0, 0, 0); transform: skew(0); }
    100% { clip: rect(0, 0, 0, 0); transform: skew(0); }
}

.main-desc {
    font-size: 1.2rem;
    color: rgba(255,255,255,0.7);
    max-width: 600px;
    line-height: 1.6;
    border-left: 2px solid var(--sys-accent);
    padding-left: 20px;
}

/* === CELL 4: THE HOLO-SCANNER (Right) === */
.cell-data {
    grid-column: 4 / 5;
    grid-row: 2 / 4;
    border-left: 1px solid var(--sys-grid);
    background: rgba(0, 5, 10, 0.6);
    padding: 0;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* 1. The Radar Scanner */
.holo-radar {
    width: 100%;
    height: 50%;
    position: relative;
    border-bottom: 1px solid var(--sys-grid);
    background: 
        radial-gradient(circle, transparent 20%, rgba(0, 243, 255, 0.05) 21%, transparent 22%),
        radial-gradient(circle, transparent 40%, rgba(0, 243, 255, 0.05) 41%, transparent 42%),
        radial-gradient(circle, transparent 60%, rgba(0, 243, 255, 0.05) 61%, transparent 62%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.radar-sweep {
    position: absolute;
    width: 100%;
    height: 100%;
    background: conic-gradient(from 0deg, transparent 0deg, rgba(0, 243, 255, 0.1) 60deg, transparent 60.1deg);
    border-radius: 50%; /* If scanning a circle */
    animation: radar-spin 4s linear infinite;
    top: -50%; /* Position largely outside to create sweeping beam effect across rectangular area */
    left: -50%;
    width: 200%;
    height: 200%;
}

.radar-dot {
    position: absolute;
    width: 6px;
    height: 6px;
    background: var(--sys-neon);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--sys-neon);
    opacity: 0;
    animation: blip 4s infinite;
}

.d1 { top: 30%; left: 70%; animation-delay: 0.5s; }
.d2 { top: 60%; left: 40%; animation-delay: 2.2s; }
.d3 { top: 40%; left: 20%; animation-delay: 1.8s; }

@keyframes radar-spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes blip {
    0% { opacity: 0; transform: scale(0.5); }
    20% { opacity: 1; transform: scale(1.2); }
    40% { opacity: 0; transform: scale(0.5); }
    100% { opacity: 0; }
}

/* 2. The Data Cascade */
.data-cascade {
    width: 100%;
    height: 50%;
    padding: 20px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 10px;
    color: var(--sys-accent);
    line-height: 1.4;
    opacity: 0.8;
    mask-image: linear-gradient(to bottom, transparent, black 20%, black 80%, transparent);
    -webkit-mask-image: linear-gradient(to bottom, transparent, black 20%, black 80%, transparent);
    position: relative;
}

.cascade-track {
    position: absolute;
    animation: cascade-scroll 10s linear infinite;
}

.cascade-line {
    white-space: nowrap;
    margin-bottom: 4px;
}

.cascade-line span { color: var(--sys-neon); }

@keyframes cascade-scroll {
    0% { transform: translateY(0); }
    100% { transform: translateY(-50%); }
}

/* Overlay Interface */
.holo-overlay {
    position: absolute;
    bottom: 10px;
    right: 10px;
    font-size: 10px;
    color: var(--sys-white);
    background: var(--sys-accent);
    padding: 2px 6px;
    border-radius: 2px;
    z-index: 10;
    font-weight: bold;
}

/* === CELL 5: CONTROLS (Bottom) === */
.cell-controls {
    grid-column: 2 / 4;
    grid-row: 3 / 4;
    border-top: 1px solid var(--sys-grid);
    display: flex;
    align-items: center;
    padding: 0 60px;
    gap: 40px;
}

.btn-system {
    position: relative;
    padding: 20px 50px;
    background: var(--sys-white);
    color: var(--sys-black);
    font-weight: 700;
    text-transform: uppercase;
    text-decoration: none;
    letter-spacing: 1px;
    transition: 0.3s;
    overflow: hidden;
}

.btn-system::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--sys-neon);
    transform: translateX(-100%);
    transition: transform 0.3s cubic-bezier(0.8, 0, 0.2, 1);
    mix-blend-mode: difference;
}

.btn-system:hover::after {
    transform: translateX(0);
}

.link-group {
    display: flex;
    gap: 30px;
}

.sys-link {
    color: rgba(255,255,255,0.6);
    text-decoration: none;
    text-transform: uppercase;
    font-size: 14px;
    transition: 0.3s;
    position: relative;
}

.sys-link:hover {
    color: var(--sys-neon);
}

.sys-link::before {
    content: '[ '; opacity: 0; transition: 0.3s;
    color: var(--sys-accent);
}
.sys-link::after {
    content: ' ]'; opacity: 0; transition: 0.3s;
    color: var(--sys-accent);
}
.sys-link:hover::before, .sys-link:hover::after {
    opacity: 1;
}

/* === BACKGROUND ANIMATION === */
.system-bg-anim {
    position: absolute;
    inset: 0;
    perspective: 1000px;
    z-index: -2;
    overflow: hidden;
}

.grid-plane {
    position: absolute;
    width: 200%;
    height: 200%;
    top: -50%;
    left: -50%;
    background-image: 
        linear-gradient(rgba(112, 0, 255, 0.2) 1px, transparent 1px),
        linear-gradient(90deg, rgba(112, 0, 255, 0.2) 1px, transparent 1px);
    background-size: 60px 60px;
    transform: rotateX(60deg) translateY(0);
    animation: plane-fly 20s linear infinite;
    mask-image: radial-gradient(circle, black 30%, transparent 70%);
    -webkit-mask-image: radial-gradient(circle, black 30%, transparent 70%);
}

@keyframes plane-fly {
    from { transform: rotateX(60deg) translateY(0); }
    to { transform: rotateX(60deg) translateY(60px); }
}

/* === RESPONSIVE === */
@media (max-width: 1200px) {
    .system-grid-container {
        grid-template-columns: 60px 1fr 60px; /* Simplified columns */
        grid-template-rows: 80px 1fr auto auto; /* Stack rows */
        height: auto;
        min-height: 100vh;
    }

    .cell-id { display: none; } /* Hide side ID */
    
    .cell-header {
        grid-column: 1 / 4;
        padding: 0 20px;
    }

    .cell-main {
        grid-column: 1 / 4;
        grid-row: 2 / 3;
        padding: 40px 20px;
    }

    .cell-data {
        grid-column: 1 / 4;
        grid-row: 3 / 4;
        flex-direction: row;
        flex-wrap: wrap;
        border-left: none;
        border-top: 1px solid var(--sys-grid);
        background: rgba(0,0,0,0.5);
    }

    .cell-controls {
        grid-column: 1 / 4;
        grid-row: 4 / 5;
        flex-direction: column;
        padding: 40px 20px;
        align-items: flex-start;
    }
}

@media (max-width: 768px) {
    .main-title {
        font-size: 3.5rem;
    }
    
    .cell-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
        padding: 20px;
        height: auto;
    }

    .sys-location {
        font-size: 12px;
    }
    
    .cell-data {
        display: none; /* Hide data on mobile to save space */
    }
}