/* ============================================
   concengine.net - Styles
   Palette: Neon-Electric on Void Black
   ============================================ */

/* === CSS Custom Properties === */
:root {
    --void-black: #0a0a0f;
    --charcoal-shift: #141420;
    --phosphor-white: #e8e8f0;
    --electric-magenta: #ff00ff;
    --neon-cyan: #00ffcc;
    --plasma-yellow: #e6ff00;
    --reactor-blue: #3b82f6;
    --deep-violet: #1a0033;

    --font-display: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-code: 'JetBrains Mono', monospace;
}

/* === Reset & Base === */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--void-black);
    color: var(--phosphor-white);
    font-family: var(--font-body);
    font-weight: 400;
    font-size: clamp(0.95rem, 1.2vw, 1.1rem);
    line-height: 1.65;
    letter-spacing: 0.005em;
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
    /* Depth grid background */
    background-image:
        linear-gradient(rgba(59, 130, 246, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(59, 130, 246, 0.06) 1px, transparent 1px);
    background-size: 40px 40px;
}

/* Scanline Overlay */
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(
        0deg,
        rgba(0, 0, 0, 0.03) 0px,
        rgba(0, 0, 0, 0.03) 1px,
        transparent 1px,
        transparent 3px
    );
    pointer-events: none;
    z-index: 10000;
    transition: opacity 1s ease;
}

body.convergence-active::after {
    opacity: 0;
}

/* === Depth Grid (Perspective Ground Plane) === */
#depth-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 200%;
    background-image:
        linear-gradient(rgba(59, 130, 246, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(59, 130, 246, 0.04) 1px, transparent 1px);
    background-size: 40px 40px;
    transform: perspective(800px) rotateX(60deg);
    transform-origin: center top;
    pointer-events: none;
    z-index: 0;
    opacity: 0.5;
}

/* === Boot Overlay === */
#boot-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: var(--void-black);
    z-index: 9999;
    display: flex;
    align-items: flex-start;
    justify-content: flex-start;
    padding-left: 5vw;
    padding-top: 40vh;
    transition: opacity 0.4s ease;
}

#boot-overlay.fade-out {
    opacity: 0;
    pointer-events: none;
}

#boot-overlay.hidden {
    display: none;
}

#boot-text {
    font-family: var(--font-code);
    font-size: clamp(0.9rem, 1.4vw, 1.1rem);
    color: var(--neon-cyan);
    white-space: pre;
    line-height: 2;
}

#boot-text .cursor {
    display: inline-block;
    width: 0.6em;
    height: 1.1em;
    background-color: var(--neon-cyan);
    animation: blink 0.6s step-end infinite;
    vertical-align: text-bottom;
    margin-left: 2px;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

/* === Particle Dust === */
#particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    overflow: hidden;
}

.particle {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    will-change: transform;
}

.particle.magenta {
    background: radial-gradient(circle, #ff00ff 0%, transparent 70%);
}

.particle.cyan {
    background: radial-gradient(circle, #00ffcc 0%, transparent 70%);
}

.particle.yellow {
    background: radial-gradient(circle, #e6ff00 0%, transparent 70%);
}

.particle.blue {
    background: radial-gradient(circle, #3b82f6 0%, transparent 70%);
}

@keyframes drift {
    0% {
        transform: translate(0, 0) scale(1);
        opacity: 0;
    }
    10% {
        opacity: 0.7;
    }
    90% {
        opacity: 0.7;
    }
    100% {
        transform: translate(var(--drift-x), var(--drift-y)) scale(0.5);
        opacity: 0;
    }
}

/* === Thread Monitor (right edge) === */
#thread-monitor {
    position: fixed;
    right: 0;
    top: 0;
    width: 40px;
    height: 100vh;
    z-index: 100;
    pointer-events: none;
    opacity: 0.8;
}

#thread-monitor svg {
    width: 100%;
    height: 100%;
}

.thread-line {
    stroke-width: 1.5;
    fill: none;
    stroke-dasharray: 8 4;
    transition: stroke 0.5s ease;
}

.thread-1 { stroke: var(--electric-magenta); }
.thread-2 { stroke: var(--neon-cyan); }
.thread-3 { stroke: var(--plasma-yellow); }
.thread-4 { stroke: var(--reactor-blue); }

@keyframes threadPulse {
    0% { stroke-dashoffset: 0; }
    100% { stroke-dashoffset: -24; }
}

.thread-line.active {
    animation: threadPulse 0.3s linear infinite;
}

.thread-line.idle {
    stroke-dasharray: 2 10;
    animation: none;
}

/* === Thread Lines (horizontal, full viewport) === */
.thread-lines {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

.thread-h-line {
    position: absolute;
    left: 0;
    width: 100%;
    height: 1px;
    background-color: rgba(0, 255, 204, 0.08);
}

.thread-intersection {
    position: absolute;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--electric-magenta);
    transform: translate(-50%, -50%);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.4; transform: translate(-50%, -50%) scale(1); }
    50% { opacity: 1; transform: translate(-50%, -50%) scale(1.5); }
}

/* === Sections / Acts === */
.act {
    position: relative;
    z-index: 2;
    padding: 5vh 5vw;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

#act-boot {
    min-height: 100vh;
    padding-top: 10vh;
}

/* === Hero Grid (Act I) === */
.hero-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    grid-template-rows: auto auto auto;
    gap: 1rem;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

.hero-grid .card {
    opacity: 0;
    transform: scale(0.3);
    transition: none;
}

.hero-grid .card.revealed {
    opacity: 1;
    transform: scale(calc(0.97 + var(--depth-layer, 1) * 0.01));
    transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    transition-delay: calc(var(--stagger-index, 0) * 30ms);
}

/* Grid placement for hero cards */
.hero-grid .card:nth-child(1) { grid-column: 1 / 9; grid-row: 1 / 3; }
.hero-grid .card:nth-child(2) { grid-column: 9 / 13; grid-row: 1 / 2; }
.hero-grid .card:nth-child(3) { grid-column: 9 / 11; grid-row: 2 / 3; }
.hero-grid .card:nth-child(4) { grid-column: 11 / 13; grid-row: 2 / 3; }
.hero-grid .card:nth-child(5) { grid-column: 1 / 7; grid-row: 3 / 4; }
.hero-grid .card:nth-child(6) { grid-column: 7 / 10; grid-row: 3 / 4; }
.hero-grid .card:nth-child(7) { grid-column: 10 / 13; grid-row: 3 / 4; }

/* === Cards === */
.card {
    position: relative;
    background-color: var(--charcoal-shift);
    border: 1px solid rgba(0, 255, 204, 0.25);
    padding: 1.5rem;
    z-index: var(--depth-layer, 1);
    transform: scale(calc(0.97 + var(--depth-layer, 1) * 0.01));
    /* Scale-hover interaction */
    transition: transform 0.35s cubic-bezier(0.25, 0.1, 0.25, 1),
                border-color 0.25s ease,
                box-shadow 0.25s ease,
                background-color 0.25s ease;
    cursor: default;
}

.card:hover {
    transform: scale(1.06);
    border-color: rgba(255, 0, 255, 0.8);
    box-shadow: 0 0 30px rgba(255, 0, 255, 0.3), 0 0 60px rgba(255, 0, 255, 0.1);
    background-color: var(--deep-violet);
    transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1),
                border-color 0.25s ease,
                box-shadow 0.25s ease,
                background-color 0.25s ease;
}

/* Card Corner Markers (wireframe aesthetic) */
.card-corner {
    position: absolute;
    width: 8px;
    height: 8px;
    border: 2px solid var(--neon-cyan);
    pointer-events: none;
}

.card-corner.tl { top: -1px; left: -1px; border-right: none; border-bottom: none; }
.card-corner.tr { top: -1px; right: -1px; border-left: none; border-bottom: none; }
.card-corner.bl { bottom: -1px; left: -1px; border-right: none; border-top: none; }
.card-corner.br { bottom: -1px; right: -1px; border-left: none; border-top: none; }

/* Card Variants */
.card-lg {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 1rem;
}

/* === Typography === */
.hero-heading {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(3.2rem, 8vw, 7rem);
    letter-spacing: -0.03em;
    text-transform: uppercase;
    line-height: 0.95;
    color: var(--phosphor-white);
}

.domain-ext {
    color: var(--electric-magenta);
}

.section-heading {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(1.8rem, 4vw, 3.2rem);
    letter-spacing: -0.03em;
    text-transform: uppercase;
    color: var(--phosphor-white);
}

.card-heading {
    font-family: var(--font-display);
    font-weight: 500;
    font-size: clamp(1.1rem, 2vw, 1.6rem);
    letter-spacing: -0.03em;
    text-transform: uppercase;
    color: var(--phosphor-white);
    margin-bottom: 0.75rem;
}

.card-label {
    font-family: var(--font-code);
    font-size: clamp(0.65rem, 0.8vw, 0.75rem);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--plasma-yellow);
    display: block;
    margin-bottom: 0.5rem;
}

.card-code {
    font-family: var(--font-code);
    font-size: clamp(0.8rem, 1vw, 0.95rem);
    letter-spacing: 0.02em;
    color: var(--phosphor-white);
}

.card-body {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: clamp(0.95rem, 1.2vw, 1.1rem);
    line-height: 1.65;
    color: var(--phosphor-white);
}

.data-value {
    font-size: clamp(1.8rem, 3vw, 2.4rem);
    font-weight: 400;
    color: var(--neon-cyan);
}

.unit {
    font-size: 0.5em;
    color: var(--phosphor-white);
    opacity: 0.6;
}

/* Status indicators */
.status-active {
    color: var(--electric-magenta);
    text-shadow: 0 0 8px rgba(255, 0, 255, 0.5);
}

.status-synced {
    color: var(--neon-cyan);
    text-shadow: 0 0 8px rgba(0, 255, 204, 0.5);
}

/* === Section Header === */
.section-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.lock-icon {
    flex-shrink: 0;
}

/* === Content Grid (Act II sections) === */
.content-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 1rem;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

/* Overlapping card placements */
.card-overlap-1 { grid-column: 1 / 7; grid-row: 1 / 2; margin-bottom: -2rem; }
.card-overlap-2 { grid-column: 5 / 13; grid-row: 1 / 2; margin-top: 3rem; }
.card-overlap-3 { grid-column: 1 / 6; grid-row: 2 / 3; margin-top: -1rem; }
.card-overlap-4 { grid-column: 6 / 13; grid-row: 2 / 3; }

.card-overlap-5 { grid-column: 1 / 8; grid-row: 1 / 2; }
.card-overlap-6 { grid-column: 6 / 13; grid-row: 1 / 2; margin-top: 4rem; }
.card-overlap-7 { grid-column: 1 / 5; grid-row: 2 / 3; margin-top: -1.5rem; }
.card-overlap-8 { grid-column: 4 / 13; grid-row: 2 / 3; }

.card-overlap-9 { grid-column: 1 / 8; grid-row: 1 / 2; }
.card-overlap-10 { grid-column: 7 / 13; grid-row: 1 / 2; margin-top: 2rem; }
.card-overlap-11 { grid-column: 2 / 10; grid-row: 2 / 3; margin-top: -1rem; }

/* Queue Accent (left-edge bar) */
.queue-accent {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    background-color: var(--plasma-yellow);
}

/* Queue Bar Visual (hero card) */
.queue-bar-visual {
    display: flex;
    gap: 4px;
    margin-top: 0.75rem;
}

.queue-segment {
    height: 8px;
    flex: 1;
    border-radius: 1px;
}

.queue-segment.active {
    background-color: var(--electric-magenta);
    box-shadow: 0 0 8px rgba(255, 0, 255, 0.5);
}

.queue-segment.waiting {
    background-color: var(--plasma-yellow);
    box-shadow: 0 0 8px rgba(230, 255, 0, 0.3);
}

.queue-segment.idle {
    background-color: var(--reactor-blue);
    opacity: 0.4;
}

/* === Process Bar (synchronization barrier) === */
.process-bar {
    position: relative;
    width: 100%;
    height: 4px;
    background-color: rgba(255, 0, 255, 0.1);
    z-index: 2;
    overflow: hidden;
}

.process-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0%;
    background-color: var(--electric-magenta);
    box-shadow: 0 0 15px rgba(255, 0, 255, 0.5);
    transition: width 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.process-bar.active::after {
    width: 100%;
}

/* === Convergence (Act III) === */
.convergence-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 80vh;
}

.card-final {
    max-width: 600px;
    width: 100%;
    text-align: center;
    padding: 3rem;
    background-color: var(--void-black);
    border-color: rgba(0, 255, 204, 0.5);
}

.convergence-heading {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(2.4rem, 5vw, 4rem);
    letter-spacing: -0.03em;
    text-transform: uppercase;
    color: var(--phosphor-white);
    margin-bottom: 1rem;
}

.convergence-text {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: clamp(1rem, 1.5vw, 1.2rem);
    color: var(--phosphor-white);
    opacity: 0.7;
}

/* === Glitch Text Effect === */
@keyframes glitchText {
    0% {
        clip-path: inset(0 0 0 0);
        text-shadow: none;
    }
    20% {
        clip-path: inset(10% 0 60% 0);
        text-shadow: -2px 0 var(--neon-cyan), 2px 0 var(--electric-magenta);
    }
    40% {
        clip-path: inset(40% 0 20% 0);
        text-shadow: 1px 0 var(--electric-magenta), -1px 0 var(--neon-cyan);
    }
    60% {
        clip-path: inset(70% 0 5% 0);
        text-shadow: -1px 0 var(--neon-cyan), 1px 0 var(--electric-magenta);
    }
    80% {
        clip-path: inset(20% 0 50% 0);
        text-shadow: 2px 0 var(--electric-magenta), -2px 0 var(--neon-cyan);
    }
    100% {
        clip-path: inset(0 0 0 0);
        text-shadow: none;
    }
}

.glitch-text {
    display: inline-block;
}

.card:hover .glitch-text,
.card:hover .card-heading {
    animation: glitchText 0.15s linear 1;
}

/* === Explosion Entry Animation === */
@keyframes gridResolve {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    100% {
        opacity: 1;
        transform: scale(calc(0.97 + var(--depth-layer, 1) * 0.01));
    }
}

/* === Responsive === */
@media (max-width: 900px) {
    .hero-grid {
        grid-template-columns: repeat(6, 1fr);
    }

    .hero-grid .card:nth-child(1) { grid-column: 1 / 7; grid-row: 1 / 2; }
    .hero-grid .card:nth-child(2) { grid-column: 1 / 7; grid-row: 2 / 3; }
    .hero-grid .card:nth-child(3) { grid-column: 1 / 4; grid-row: 3 / 4; }
    .hero-grid .card:nth-child(4) { grid-column: 4 / 7; grid-row: 3 / 4; }
    .hero-grid .card:nth-child(5) { grid-column: 1 / 7; grid-row: 4 / 5; }
    .hero-grid .card:nth-child(6) { grid-column: 1 / 4; grid-row: 5 / 6; }
    .hero-grid .card:nth-child(7) { grid-column: 4 / 7; grid-row: 5 / 6; }

    .content-grid {
        grid-template-columns: 1fr;
    }

    .card-overlap-1,
    .card-overlap-2,
    .card-overlap-3,
    .card-overlap-4,
    .card-overlap-5,
    .card-overlap-6,
    .card-overlap-7,
    .card-overlap-8,
    .card-overlap-9,
    .card-overlap-10,
    .card-overlap-11 {
        grid-column: 1 / -1;
        grid-row: auto;
        margin: 0;
    }

    #thread-monitor {
        display: none;
    }

    .hero-heading {
        font-size: clamp(2rem, 10vw, 4rem);
    }
}

@media (max-width: 600px) {
    .hero-grid {
        grid-template-columns: 1fr;
    }

    .hero-grid .card:nth-child(1),
    .hero-grid .card:nth-child(2),
    .hero-grid .card:nth-child(3),
    .hero-grid .card:nth-child(4),
    .hero-grid .card:nth-child(5),
    .hero-grid .card:nth-child(6),
    .hero-grid .card:nth-child(7) {
        grid-column: 1 / -1;
        grid-row: auto;
    }

    .act {
        padding: 3vh 4vw;
    }
}