@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@300;400;500;700&display=swap');

/* === CSS VARIABLES === */
:root {
    /* Failure Colors - Red Theme */
    --color-bg-body: #1a0a0a;
    --color-bg-dark: #0f0505;
    --color-bg-card: #2a1010;
    --color-bg-hover: #3a1515;
    --color-bg-accent: #8b0000;
    
    --color-border: #660000;
    --color-border-accent: #ff4444;
    --color-border-panel: #4a1515;
    
    --color-text-primary: #ffcccc;
    --color-text-muted: #cc8888;
    --color-text-accent: #ff4444;
    --color-text-white: #fff;
    --color-text-danger: #ff0000;
    
    --color-button: #cc0000;
    --color-button-hover: #ff0000;
    --color-button-disabled: #660000;
    
    /* Normal Colors - Original Theme (for recovery) */
    --color-bg-body-normal: #161b22;
    --color-bg-dark-normal: #121212;
    --color-bg-card-normal: #1e1e1e;
    --color-bg-hover-normal: #2a2a2a;
    --color-bg-accent-normal: #005f87;
    
    --color-border-normal: #444;
    --color-border-accent-normal: #00ff88;
    --color-border-panel-normal: #30363d;
    
    --color-text-primary-normal: #ccc;
    --color-text-muted-normal: #888;
    --color-text-accent-normal: #00ff88;
    --color-text-white-normal: #fff;
    
    --color-button-normal: #238636;
    --color-button-hover-normal: #2ea043;
    
    /* Sizes */
    --radius-small: 4px;
    --radius-medium: 6px;
    --radius-large: 8px;
    
    --font-family-mono: 'JetBrains Mono', monospace;
}

/* === RESET === */
* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: var(--font-family-mono);
    background-color: var(--color-bg-body);
    color: var(--color-text-primary);
    min-height: 100vh;
    overflow: hidden;
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(255, 0, 0, 0.3), transparent 40%),
        radial-gradient(circle at 80% 70%, rgba(139, 0, 0, 0.2), transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(255, 68, 68, 0.1), transparent 60%);
    animation: backgroundPulse 3s ease-in-out infinite alternate;
    transition: all 3s ease-in-out;
}

/* Recovery state - transitions to normal colors */
body.recovering {
    background-color: var(--color-bg-body-normal);
    color: var(--color-text-primary-normal);
    background-image: 
        radial-gradient(circle at 30% 50%, rgba(0, 255, 136, 0.1), transparent 50%),
        radial-gradient(circle at 70% 80%, rgba(255, 107, 53, 0.1), transparent 50%);
    animation: none;
}

@keyframes backgroundPulse {
    0% {
        background-size: 100% 100%, 100% 100%, 100% 100%;
    }
    100% {
        background-size: 110% 110%, 110% 110%, 110% 110%;
    }
}

/* === HEADER === */
.header {
    width: 100%;
    background: linear-gradient(90deg, var(--color-bg-dark), var(--color-bg-accent), var(--color-bg-dark));
    padding: 12px 24px;
    font-weight: bold;
    color: var(--color-text-danger);
    border-bottom: 1px solid var(--color-border-accent);
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: 0 2px 10px rgba(255, 0, 0, 0.3);
    animation: headerFlicker 2s ease-in-out infinite;
    transition: all 3s ease-in-out;
}

.recovering .header {
    background: none;
    color: var(--color-text-accent-normal);
    border-bottom: 1px solid var(--color-border-normal);
    box-shadow: none;
    animation: none;
}

@keyframes headerFlicker {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

.header-text {
    font-size: 24px;
    margin: 0;
    text-shadow: 0 0 10px rgba(255, 0, 0, 0.8);
    transition: all 3s ease-in-out;
}

.recovering .header-text {
    text-shadow: 0 0 10px rgba(0, 255, 136, 0.8)
}

.status-indicator {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    background-color: var(--color-bg-accent);
    color: var(--color-text-white);
    border-radius: var(--radius-medium);
    font-weight: 500;
    font-size: 12px;
    border: 1px solid var(--color-border-accent);
    animation: statusBlink 1s ease-in-out infinite;
    transition: all 3s ease-in-out;
}

.recovering .status-indicator {
    background-color: var(--color-bg-accent-normal);
    border-color: var(--color-border-accent-normal);
    animation: none;
}

@keyframes statusBlink {
    0%, 50% { background-color: var(--color-bg-accent); }
    51%, 100% { background-color: var(--color-button-hover); }
}

/* === MAIN FAILURE SCREEN === */
.failure-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - 80px);
    padding: 40px 20px;
    position: relative;
}

/* Doom-style skull/warning icon */
.failure-icon {
    font-size: 120px;
    color: var(--color-text-danger);
    margin-bottom: 30px;
    animation: skullPulse 2s ease-in-out infinite;
    text-shadow: 
        0 0 20px rgba(255, 0, 0, 0.8),
        0 0 40px rgba(255, 0, 0, 0.6),
        0 0 60px rgba(255, 0, 0, 0.4);
    transition: all 3s ease-in-out;
}

.recovering .failure-icon {
    color: var(--color-text-accent-normal);
    animation: none;
    text-shadow: 
        0 0 20px rgba(0, 255, 136, 0.8),
        0 0 40px rgba(0, 255, 136, 0.6),
        0 0 60px rgba(0, 255, 136, 0.4);
}

@keyframes skullPulse {
    0%, 100% { 
        transform: scale(1);
        filter: brightness(1);
    }
    50% { 
        transform: scale(1.1);
        filter: brightness(1.3);
    }
}

.failure-title {
    font-size: 64px;
    font-weight: 700;
    color: var(--color-text-danger);
    margin: 0 0 20px 0;
    text-align: center;
    text-shadow: 
        0 0 10px rgba(255, 0, 0, 0.8),
        0 0 20px rgba(255, 0, 0, 0.6),
        0 0 30px rgba(255, 0, 0, 0.4);
    animation: titleGlitch 3s ease-in-out infinite;
    transition: all 3s ease-in-out;
}

.recovering .failure-title {
    color: var(--color-text-accent-normal);
    text-shadow: 
        0 0 10px rgba(0, 255, 136, 0.8),
        0 0 20px rgba(0, 255, 136, 0.6),
        0 0 30px rgba(0, 255, 136, 0.4);
    animation: none;
}

@keyframes titleGlitch {
    0%, 90%, 100% { 
        transform: translateX(0);
        filter: hue-rotate(0deg);
    }
    92% { 
        transform: translateX(-2px);
        filter: hue-rotate(90deg);
    }
    94% { 
        transform: translateX(2px);
        filter: hue-rotate(-90deg);
    }
    96% { 
        transform: translateX(-1px);
        filter: hue-rotate(45deg);
    }
}

.failure-subtitle {
    font-size: 24px;
    color: var(--color-text-accent);
    margin: 0 0 40px 0;
    text-align: center;
    opacity: 0.9;
    animation: subtitleFade 2s ease-in-out infinite alternate;
    transition: all 3s ease-in-out;
}

.recovering .failure-subtitle {
    color: var(--color-text-muted-normal);
    animation: none;
    opacity: 1;
}

@keyframes subtitleFade {
    0% { opacity: 0.7; }
    100% { opacity: 1; }
}

/* === FAILURE DETAILS === */
.failure-details {
    background: var(--color-bg-card);
    border: 2px solid var(--color-border-accent);
    border-radius: var(--radius-large);
    padding: 30px;
    margin-bottom: 40px;
    max-width: 600px;
    width: 100%;
    box-shadow: 
        0 0 20px rgba(255, 0, 0, 0.3),
        inset 0 0 20px rgba(255, 0, 0, 0.1);
    animation: detailsPulse 4s ease-in-out infinite;
    transition: all 3s ease-in-out;
}

.recovering .failure-details {
    background: var(--color-bg-card-normal);
    border-color: var(--color-border-accent-normal);
    box-shadow: 
        0 0 20px rgba(0, 255, 136, 0.3),
        inset 0 0 20px rgba(0, 255, 136, 0.1);
    animation: none;
}

@keyframes detailsPulse {
    0%, 100% { 
        border-color: var(--color-border-accent);
        box-shadow: 
            0 0 20px rgba(255, 0, 0, 0.3),
            inset 0 0 20px rgba(255, 0, 0, 0.1);
    }
    50% { 
        border-color: var(--color-text-danger);
        box-shadow: 
            0 0 30px rgba(255, 0, 0, 0.5),
            inset 0 0 30px rgba(255, 0, 0, 0.2);
    }
}

.failure-reason {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-text-white);
    margin-bottom: 20px;
    text-align: center;
    transition: all 3s ease-in-out;
}

.recovering .failure-reason {
    color: var(--color-text-white-normal);
}

.failure-metrics {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.metric-item {
    background: var(--color-bg-dark);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-medium);
    padding: 15px;
    text-align: center;
    transition: all 3s ease-in-out;
}

.recovering .metric-item {
    background: var(--color-bg-dark-normal);
    border-color: var(--color-border-normal);
}

.metric-label {
    font-size: 14px;
    color: var(--color-text-muted);
    margin-bottom: 5px;
    transition: all 3s ease-in-out;
}

.recovering .metric-label {
    color: var(--color-text-muted-normal);
}

.metric-value {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-text-danger);
    transition: all 3s ease-in-out;
}

.recovering .metric-value {
    color: var(--color-text-accent-normal);
}

.metric-value.exceeded {
    animation: valueFlash 1s ease-in-out infinite;
}

.recovering .metric-value.exceeded {
    animation: none;
}

@keyframes valueFlash {
    0%, 50% { color: var(--color-text-danger); }
    51%, 100% { color: var(--color-text-white); }
}

/* === ERROR LOG === */
.error-log {
    background: var(--color-bg-dark);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-medium);
    padding: 15px;
    font-family: 'Courier New', monospace;
    font-size: 12px;
    color: var(--color-text-accent);
    max-height: 150px;
    overflow-y: auto;
    margin-bottom: 20px;
    transition: all 3s ease-in-out;
}

.recovering .error-log {
    background: var(--color-bg-dark-normal);
    border-color: var(--color-border-normal);
    color: var(--color-text-accent-normal);
}

.error-line {
    margin-bottom: 5px;
    opacity: 0;
    animation: errorAppear 0.5s ease-out forwards;
    transition: all 3s ease-in-out;
}

.error-line:nth-child(1) { animation-delay: 0.5s; }
.error-line:nth-child(2) { animation-delay: 1s; }
.error-line:nth-child(3) { animation-delay: 1.5s; }
.error-line:nth-child(4) { animation-delay: 2s; }

@keyframes errorAppear {
    0% { 
        opacity: 0;
        transform: translateX(-10px);
    }
    100% { 
        opacity: 1;
        transform: translateX(0);
    }
}

/* === ACTION BUTTONS === */
.action-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.action-button {
    padding: 15px 30px;
    border: 2px solid var(--color-border-accent);
    border-radius: var(--radius-medium);
    font-size: 16px;
    font-weight: 600;
    font-family: var(--font-family-mono);
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    min-width: 160px;
    justify-content: center;
}

.retry-button {
    background: var(--color-button);
    color: var(--color-text-white);
    transition: all 3s ease-in-out;
}

.recovering .retry-button {
    background: var(--color-button-normal);
    border-color: var(--color-border-accent-normal);
}

.retry-button:hover {
    background: var(--color-button-hover);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 0, 0, 0.4);
}

.recovering .retry-button:hover {
    background: var(--color-button-hover-normal);
    box-shadow: 0 5px 15px rgba(0, 255, 136, 0.4);
}

.menu-button {
    background: transparent;
    color: var(--color-text-accent);
    transition: all 3s ease-in-out;
}

.recovering .menu-button {
    color: var(--color-text-accent-normal);
    border-color: var(--color-border-accent-normal);
}

.menu-button:hover {
    background: var(--color-bg-hover);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 68, 68, 0.3);
}

.recovering .menu-button:hover {
    background: var(--color-bg-hover-normal);
    box-shadow: 0 5px 15px rgba(0, 255, 136, 0.3);
}

/* === SCREEN EFFECTS === */
.screen-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1000;
    background: 
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 2px,
            rgba(255, 0, 0, 0.03) 2px,
            rgba(255, 0, 0, 0.03) 4px
        );
    animation: scanlines 0.1s linear infinite;
    transition: all 3s ease-in-out;
}

.recovering .screen-overlay {
    background: 
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 2px,
            rgba(0, 255, 136, 0.02) 2px,
            rgba(0, 255, 136, 0.02) 4px
        );
}

@keyframes scanlines {
    0% { transform: translateY(0); }
    100% { transform: translateY(4px); }
}

/* === RECOVERY MESSAGE === */
.recovery-message {
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-bg-accent-normal);
    color: var(--color-text-white-normal);
    padding: 10px 20px;
    border-radius: var(--radius-medium);
    font-size: 14px;
    font-weight: 600;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    z-index: 100;
}

.recovery-message.show {
    opacity: 1;
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
    .failure-title {
        font-size: 48px;
    }
    
    .failure-subtitle {
        font-size: 18px;
    }
    
    .failure-icon {
        font-size: 80px;
    }
    
    .failure-metrics {
        grid-template-columns: 1fr;
    }
    
    .action-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .action-button {
        width: 100%;
        max-width: 300px;
    }
}

/* === DOOM-STYLE GLITCH EFFECTS === */
.glitch {
    position: relative;
}

.glitch::before,
.glitch::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    transition: opacity 3s ease-in-out;
}

.glitch::before {
    animation: glitch-1 2s infinite;
    color: #ff0000;
    z-index: -1;
}

.glitch::after {
    animation: glitch-2 2s infinite;
    color: #00ff00;
    z-index: -2;
}

/* Hide glitch effects during recovery */
.recovering .glitch::before,
.recovering .glitch::after {
    opacity: 0;
    animation: none;
}

@keyframes glitch-1 {
    0%, 14%, 15%, 49%, 50%, 99%, 100% {
        transform: translate(0);
    }
    15%, 49% {
        transform: translate(-2px, 0);
    }
}

@keyframes glitch-2 {
    0%, 20%, 21%, 62%, 63%, 99%, 100% {
        transform: translate(0);
    }
    21%, 62% {
        transform: translate(2px, 0);
    }
}