/* ============ RT-CORE // BRUTAL SCI-FI THEME ============ */

:root {
    --neon: #00ff9c;
    --neon-dim: #00b06c;
    --neon-glow: rgba(0, 255, 156, 0.55);
    --cyan: #00e5ff;
    --magenta: #ff2d78;
    --amber: #ffb300;
    --bg: #030805;
    --panel: rgba(0, 20, 12, 0.72);
    --grid-line: rgba(0, 255, 156, 0.05);
    --font-mono: 'Share Tech Mono', 'Cascadia Code', 'Consolas', monospace;
    --font-display: 'Orbitron', 'Segoe UI', sans-serif;
}

* {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
    min-height: 100vh;
    background: var(--bg);
    color: var(--neon);
    font-family: var(--font-mono);
    overflow-x: hidden;
}

::selection {
    background: var(--neon);
    color: #000;
}

/* subtle grid backdrop */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    background: linear-gradient(var(--grid-line) 1px, transparent 1px), linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
    background-size: 42px 42px;
    pointer-events: none;
    z-index: 0;
}

/* CRT scanlines + flicker */
body::after {
    content: "";
    position: fixed;
    inset: 0;
    background: repeating-linear-gradient(0deg, rgba(0,0,0,0.18) 0px, rgba(0,0,0,0.18) 1px, transparent 1px, transparent 3px);
    pointer-events: none;
    z-index: 9999;
    animation: crt-flicker 6s infinite;
}

@keyframes crt-flicker {
    0%, 100% { opacity: 0.9; }
    92% { opacity: 0.9; }
    93% { opacity: 0.6; }
    94% { opacity: 0.9; }
    97% { opacity: 0.75; }
}

#matrix-canvas {
    position: fixed;
    inset: 0;
    z-index: 0;
    opacity: 0.16;
    pointer-events: none;
}

h1:focus {
    outline: none;
}

.valid.modified:not([type=checkbox]) {
    outline: 1px solid #26b050;
}

.invalid {
    outline: 1px solid #e50000;
}

.validation-message {
    color: #e50000;
}

.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, #b32121;
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
}

    .blazor-error-boundary::after {
        content: "An error has occurred."
    }

.darker-border-checkbox.form-check-input {
    border-color: #929292;
}

.form-floating > .form-control-plaintext::placeholder, .form-floating > .form-control::placeholder {
    color: var(--bs-secondary-color);
    text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder, .form-floating > .form-control:focus::placeholder {
    text-align: start;
}

/* ============ BOOT LOADER ============ */

.boot-overlay {
    position: fixed;
    inset: 0;
    z-index: 5000;
    background: #010402;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    transition: opacity 0.9s ease, visibility 0.9s;
}

    .boot-overlay.boot-done {
        opacity: 0;
        visibility: hidden;
    }

.boot-logo {
    font-family: var(--font-display);
    font-size: clamp(2.6rem, 9vw, 6.5rem);
    font-weight: 900;
    letter-spacing: 0.35em;
    color: var(--neon);
    text-shadow: 0 0 12px var(--neon-glow), 0 0 45px var(--neon-glow);
    position: relative;
    animation: glitch-skew 2.5s infinite linear alternate;
}

    .boot-logo::before,
    .boot-logo::after {
        content: attr(data-text);
        position: absolute;
        inset: 0;
        overflow: hidden;
    }

    .boot-logo::before {
        color: var(--magenta);
        clip-path: inset(20% 0 55% 0);
        transform: translate(-4px, -2px);
        animation: glitch-slice-1 1.7s infinite linear alternate-reverse;
        opacity: 0.8;
    }

    .boot-logo::after {
        color: var(--cyan);
        clip-path: inset(60% 0 10% 0);
        transform: translate(4px, 2px);
        animation: glitch-slice-2 2.1s infinite linear alternate-reverse;
        opacity: 0.8;
    }

@keyframes glitch-slice-1 {
    0% { clip-path: inset(10% 0 80% 0); }
    20% { clip-path: inset(60% 0 15% 0); }
    40% { clip-path: inset(35% 0 40% 0); }
    60% { clip-path: inset(80% 0 5% 0); }
    80% { clip-path: inset(15% 0 65% 0); }
    100% { clip-path: inset(50% 0 30% 0); }
}

@keyframes glitch-slice-2 {
    0% { clip-path: inset(70% 0 10% 0); }
    25% { clip-path: inset(20% 0 60% 0); }
    50% { clip-path: inset(45% 0 35% 0); }
    75% { clip-path: inset(5% 0 85% 0); }
    100% { clip-path: inset(60% 0 20% 0); }
}

@keyframes glitch-skew {
    0%, 88%, 100% { transform: skewX(0deg); }
    90% { transform: skewX(3deg); }
    92% { transform: skewX(-3deg); }
    94% { transform: skewX(1deg); }
}

.boot-terminal {
    width: min(640px, 90vw);
    min-height: 12rem;
    font-size: 0.9rem;
    color: var(--neon-dim);
    text-shadow: 0 0 6px var(--neon-glow);
}

    .boot-terminal .ok { color: var(--neon); }
    .boot-terminal .warn { color: var(--amber); }
    .boot-terminal .line { animation: line-in 0.15s steps(3) both; }

@keyframes line-in {
    from { opacity: 0; transform: translateX(-6px); }
    to { opacity: 1; transform: translateX(0); }
}

.boot-bar {
    width: min(640px, 90vw);
    height: 14px;
    border: 1px solid var(--neon-dim);
    box-shadow: 0 0 10px var(--neon-glow) inset;
    position: relative;
    overflow: hidden;
}

.boot-bar-fill {
    height: 100%;
    background: repeating-linear-gradient(90deg, var(--neon) 0 8px, transparent 8px 12px);
    box-shadow: 0 0 14px var(--neon-glow);
    transition: width 0.2s linear;
}

.boot-percent {
    font-family: var(--font-display);
    letter-spacing: 0.2em;
    color: var(--cyan);
    text-shadow: 0 0 8px rgba(0, 229, 255, 0.6);
}

.cursor::after {
    content: "█";
    animation: blink 0.8s steps(1) infinite;
}

@keyframes blink {
    50% { opacity: 0; }
}

/* ============ MAIN HUD ============ */

.core-shell {
    position: relative;
    z-index: 1;
    max-width: 1100px;
    margin: 0 auto;
    padding: 3rem 1.5rem;
    animation: shell-in 1s ease both;
}

@keyframes shell-in {
    from { opacity: 0; transform: translateY(18px); }
    to { opacity: 1; transform: translateY(0); }
}

.core-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    border-bottom: 1px solid var(--neon-dim);
    padding-bottom: 0.8rem;
    margin-bottom: 2.2rem;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.core-title {
    font-family: var(--font-display);
    font-size: clamp(1.6rem, 4vw, 2.6rem);
    letter-spacing: 0.3em;
    margin: 0;
    color: var(--neon);
    text-shadow: 0 0 10px var(--neon-glow), 0 0 40px var(--neon-glow);
}

.core-status {
    color: var(--cyan);
    font-size: 0.85rem;
    letter-spacing: 0.15em;
}

.status-dot {
    display: inline-block;
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--neon);
    box-shadow: 0 0 8px var(--neon-glow);
    margin-right: 0.4rem;
    animation: blink 1.4s steps(1) infinite;
}

.hud-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.4rem;
}

@media (min-width: 992px) {
    .hud-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.hud-panel {
    background: var(--panel);
    border: 1px solid var(--neon-dim);
    padding: 1.4rem;
    position: relative;
    backdrop-filter: blur(3px);
    transition: box-shadow 0.25s, transform 0.25s;
    clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 18px 100%, 0 calc(100% - 18px));
}

    .hud-panel:hover {
        box-shadow: 0 0 22px var(--neon-glow);
        transform: translateY(-3px);
    }

    .hud-panel h3 {
        margin: 0 0 0.8rem;
        font-family: var(--font-display);
        font-size: 0.95rem;
        letter-spacing: 0.25em;
        color: var(--cyan);
        text-transform: uppercase;
    }

    .hud-panel p {
        margin: 0;
        color: var(--neon-dim);
        font-size: 0.88rem;
        line-height: 1.6;
    }

.hud-metric {
    font-family: var(--font-display);
    font-size: 1.8rem;
    color: var(--neon);
    text-shadow: 0 0 10px var(--neon-glow);
}

.core-footer {
    margin-top: 3rem;
    border-top: 1px dashed var(--neon-dim);
    padding-top: 1rem;
    font-size: 0.75rem;
    color: var(--neon-dim);
    letter-spacing: 0.2em;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.5rem;
}