:root {
    /* Terminal Brutalism Palette - Core Carbon */
    --bg-primary: #0A0A0A;
    --bg-secondary: #141414;
    --text-primary: #EDEDED;
    --text-secondary: #A0A0A0;
    --text-dim: #555555;

    /* Signal Colors */
    --signal-orange: #FF4500;
    --signal-green: #00FF41;
    --signal-red: #FF0000;
    --signal-blue: #0070FF;

    /* UI Geometry */
    --border-width: 2px;
    --radius-none: 0px;

    /* Shadow / Glow */
    --terminal-glow: 0 0 10px rgba(255, 69, 0, 0.2);
    --border-color: #262626;

    --navbar-height: 60px;
    --transition-speed: 0.15s;
}

.paper-white {
    --bg-primary: #F5F5F3;
    --bg-secondary: #FFFFFF;
    --text-primary: #121212;
    --text-secondary: #4A4A4A;
    --text-dim: #9B9B9B;
    --border-color: #D1D1D1;
    --terminal-glow: none;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    cursor: crosshair;
}

body {
    font-family: 'JetBrains Mono', monospace;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
    overflow-x: hidden;
}

.terminal-layout {
    border-top: 4px solid var(--signal-orange);
}

.scanline {
    width: 100%;
    height: 100px;
    z-index: 9999;
    background: linear-gradient(0deg, rgba(0, 0, 0, 0) 0%, rgba(255, 69, 0, 0.02) 50%, rgba(0, 0, 0, 0) 100%);
    opacity: 0.1;
    position: fixed;
    bottom: 100%;
    pointer-events: none;
    animation: scanline 6s linear infinite;
}

@keyframes scanline {
    0% {
        bottom: 100%;
    }

    100% {
        bottom: -100px;
    }
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

.text-signal {
    color: var(--signal-orange);
}

.text-success {
    color: var(--signal-green);
}

.text-error {
    color: var(--signal-red);
}

.text-dim {
    color: var(--text-dim);
}

/* Header */
.terminal-header {
    height: var(--navbar-height);
    display: flex;
    align-items: center;
    border-bottom: var(--border-width) solid var(--border-color);
    background-color: var(--bg-primary);
}

.terminal-logo {
    font-weight: 800;
    font-size: 1.1rem;
    letter-spacing: 1px;
}

.btn-terminal {
    background: none;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 4px 12px;
    font-family: inherit;
    font-size: 0.75rem;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-terminal:hover {
    background-color: var(--signal-orange);
    color: white;
    border-color: var(--signal-orange);
}

/* Boot Log */
.terminal-boot-log {
    margin-top: 60px;
    margin-bottom: 30px;
    font-size: 0.85rem;
    color: var(--text-dim);
}

.boot-line {
    margin-bottom: 4px;
    overflow: hidden;
    white-space: nowrap;
    border-right: 2px solid transparent;
    width: 0;
    animation: typing 1s steps(40, end) forwards;
}

.boot-line:nth-child(2) {
    animation-delay: 0.2s;
}

.boot-line:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes typing {
    from {
        width: 0
    }

    to {
        width: 100%
    }
}

/* Search Box */
.terminal-search-box {
    display: flex;
    align-items: center;
    background-color: var(--bg-secondary);
    border: var(--border-width) solid var(--border-color);
    padding: 20px 30px;
    margin-bottom: 40px;
    position: relative;
    transition: border-color 0.2s;
}

.terminal-search-box:focus-within {
    border-color: var(--signal-orange);
    box-shadow: var(--terminal-glow);
}

.terminal-prompt {
    font-size: 1.5rem;
    color: var(--signal-orange);
    margin-right: 20px;
    font-weight: 700;
}

.terminal-search-box input {
    background: none;
    border: none;
    outline: none;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1.5rem;
    width: 100%;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.terminal-cursor {
    width: 12px;
    height: 24px;
    background-color: var(--signal-orange);
    animation: blink 1s step-end infinite;
    margin-left: 5px;
}

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

/* Categories */
.category-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.pill-terminal {
    background: none;
    border: 1px dashed var(--border-color);
    color: var(--text-secondary);
    padding: 6px 15px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s;
}

.pill-terminal:hover,
.pill-terminal.active {
    border-style: solid;
    border-color: var(--signal-orange);
    color: var(--signal-orange);
}

/* Log Stream */
.terminal-stream-section {
    padding: 60px 0 100px;
}

.terminal-status-line {
    font-size: 0.8rem;
    margin-bottom: 25px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
}

.log-stream {
    display: flex;
    flex-direction: column;
    gap: 0;
    /* Staggered, but tight */
}

/* Log Entry (Brick) */
.brick {
    border-left: var(--border-width) solid var(--border-color);
    padding: 30px 40px;
    position: relative;
    transition: border-color 0.2s, background 0.2s;
    background-color: var(--bg-primary);
    margin-left: 20px;
    /* Staggered effect */
}

.brick:hover {
    border-left-color: var(--signal-orange);
    background-color: #111111;
}

.brick::before {
    content: '';
    position: absolute;
    left: -6px;
    top: 35px;
    width: 10px;
    height: 10px;
    background-color: var(--border-color);
    transform: rotate(45deg);
}

.brick:hover::before {
    background-color: var(--signal-orange);
}

.brick-meta {
    font-size: 0.7rem;
    color: var(--text-dim);
    margin-bottom: 15px;
    display: flex;
    gap: 20px;
}

.brick-title {
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 10px;
    text-transform: uppercase;
}

.brick-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 25px;
    max-width: 800px;
    border-left: 2px solid #222;
    padding-left: 15px;
}

/* Solution Display */
.terminal-sol {
    margin-bottom: 20px;
    border: 1px solid var(--border-color);
    background-color: rgba(255, 255, 255, 0.02);
}

.sol-header {
    background-color: var(--bg-secondary);
    padding: 8px 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
}

.sol-label {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}

.brick-risk {
    font-size: 0.65rem;
    font-weight: 800;
    padding: 2px 6px;
    text-transform: uppercase;
}

.risk-safe {
    color: var(--signal-green);
    border: 1px solid var(--signal-green);
}

.risk-caution {
    color: var(--signal-orange);
    border: 1px solid var(--signal-orange);
}

.risk-dangerous {
    color: var(--signal-red);
    border: 1px solid var(--signal-red);
}

.terminal-cmd {
    padding: 20px;
    position: relative;
    background-color: #000;
}

.terminal-cmd code {
    color: var(--signal-green);
    display: block;
    word-break: break-all;
    font-size: 0.95rem;
}

.btn-copy-terminal {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: 1px solid var(--text-dim);
    color: var(--text-dim);
    font-size: 0.6rem;
    padding: 3px 8px;
    cursor: pointer;
}

.btn-copy-terminal:hover {
    color: white;
    border-color: white;
}

.brick-explanation {
    padding: 15px 20px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-family: 'Inter', sans-serif;
}

.recovery-zone {
    padding: 15px 20px;
    background-color: rgba(255, 69, 0, 0.05);
    border-top: 1px dashed var(--border-color);
}

.recovery-title {
    font-size: 0.75rem;
    font-weight: 800;
    color: var(--signal-orange);
    margin-bottom: 5px;
}

.recovery-body {
    font-size: 0.8rem;
    font-style: italic;
    color: var(--text-secondary);
}

/* Warnings */
.terminal-warning {
    margin-top: 15px;
    color: var(--signal-red);
    font-size: 0.75rem;
    padding: 10px;
    border: 1px solid rgba(255, 0, 0, 0.3);
}

/* Utilities */
.hidden {
    display: none !important;
}

.terminal-loader {
    text-align: center;
    padding: 50px;
    color: var(--signal-orange);
    font-size: 1.2rem;
    animation: blink 0.5s step-end infinite;
}

/* Footer */
.terminal-footer {
    padding: 60px 0;
    border-top: var(--border-width) solid var(--border-color);
    font-size: 0.75rem;
    text-align: center;
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }

    .brick {
        padding: 20px;
        margin-left: 0;
    }

    .brick-title {
        font-size: 1.4rem;
    }
}