/* ============================================================
   SIGNAL LOSS — Main Stylesheet
   A cybersecurity investigation browser game
   Art direction: SOC workstation / Mr. Robot / Bloomberg Terminal
   ============================================================ */

/* --------------------------------
   1. CSS CUSTOM PROPERTIES
   -------------------------------- */
:root {
    /* Backgrounds */
    --bg-primary:       #0a0e14;
    --bg-secondary:     #111820;
    --bg-tertiary:      #1a2130;
    --bg-evidence:      #0d1117;
    --bg-toolbar:       #0d1117;

    /* Text */
    --text-primary:     #c5cdd8;
    --text-secondary:   #5c6a7a;
    --text-bright:      #e8edf3;
    --text-muted:       #5c6a7a;

    /* Accents */
    --accent-green:     #00e5a0;
    --accent-amber:     #ffb84d;
    --accent-red:       #ff4d6a;
    --accent-blue:      #4da6ff;
    --accent-purple:    #b44dff;
    --terminal-green:   #33ff88;

    /* Borders */
    --border-color:     #1e2a3a;
    --border-subtle:    #151d28;

    /* Connection lines */
    --connection-line:  rgba(0, 229, 160, 0.6);

    /* Typography */
    --font-mono:   'SF Mono', 'Cascadia Code', 'JetBrains Mono', 'Fira Code', Consolas, 'Courier New', monospace;
    --font-ui:     -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;

    /* Sizing */
    --status-bar-h:    40px;
    --context-bar-h:   28px;
    --toolbar-w:       60px;
    --comms-w:         280px;

    /* Transitions */
    --transition-fast: 150ms ease-out;
}


/* --------------------------------
   2. CSS RESET
   -------------------------------- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html, body {
    height: 100%;
    overflow: hidden;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-ui);
    font-size: 16px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
    color: inherit;
    font-size: inherit;
}

input, select, textarea {
    font-family: inherit;
    color: inherit;
    background: none;
    border: none;
    outline: none;
}

table {
    border-collapse: collapse;
    width: 100%;
}

a { color: var(--accent-blue); text-decoration: none; }
a:hover { text-decoration: underline; }


/* --------------------------------
   3. CUSTOM SCROLLBARS
   -------------------------------- */
/* Webkit (Chrome, Safari, Edge) */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* Firefox */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--bg-tertiary) var(--bg-primary);
}


/* --------------------------------
   4. SCREEN SYSTEM
   -------------------------------- */
.screen {
    position: fixed;
    inset: 0;
    width: 100vw;
    height: 100vh;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
    z-index: 1;
}

.screen.active {
    opacity: 1;
    visibility: visible;
    z-index: 10;
}


/* --------------------------------
   5. BOOT SCREEN
   -------------------------------- */
#screen-boot {
    background: #000;
    display: flex;
    align-items: center;
    justify-content: center;
}

#boot-terminal {
    width: 90%;
    max-width: 700px;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--terminal-green);
    text-shadow: 0 0 4px rgba(51, 255, 136, 0.3);
    line-height: 1.7;
}

#boot-output {
    white-space: pre-wrap;
    word-break: break-word;
}

#boot-cursor {
    display: inline;
    font-weight: 700;
}

.blink {
    animation: blink 1s step-end infinite;
}


/* --------------------------------
   6. TITLE SCREEN
   -------------------------------- */
#screen-title {
    background: var(--bg-primary);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

/* CRT scanline overlay */
#screen-title::after {
    content: '';
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
        0deg,
        rgba(0, 0, 0, 0.12) 0px,
        rgba(0, 0, 0, 0.12) 1px,
        transparent 1px,
        transparent 3px
    );
    animation: scanlines 8s linear infinite;
    pointer-events: none;
    z-index: 2;
}

#title-container {
    text-align: center;
    position: relative;
    z-index: 3;
}

#title-glitch {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--font-mono);
    font-size: 3rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    color: var(--accent-green);
    opacity: 0.15;
    animation: glitch 3s infinite;
    pointer-events: none;
    user-select: none;
    white-space: nowrap;
}

#title-logo {
    font-family: var(--font-mono);
    font-size: 3rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    color: var(--text-bright);
    text-shadow:
        0 0 10px rgba(0, 229, 160, 0.3),
        0 0 40px rgba(0, 229, 160, 0.1);
    position: relative;
    margin-bottom: 0.5rem;
}

#title-sub {
    font-family: var(--font-ui);
    font-size: 0.85rem;
    color: var(--text-secondary);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 2.5rem;
}

#title-menu {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    align-items: center;
}

.menu-btn {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    letter-spacing: 0.08em;
    padding: 0.7rem 2.5rem;
    border: 1px solid var(--accent-green);
    color: var(--accent-green);
    background: transparent;
    transition: background var(--transition-fast), color var(--transition-fast);
    min-width: 260px;
}

.menu-btn:hover {
    background: rgba(0, 229, 160, 0.15);
    color: var(--text-bright);
}

#title-case {
    margin-top: 2rem;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-secondary);
    letter-spacing: 0.05em;
}

#title-footer {
    position: absolute;
    bottom: 1.5rem;
    font-size: 0.7rem;
    color: var(--text-secondary);
    opacity: 0.5;
    z-index: 3;
}


/* --------------------------------
   7. GAME WORKSPACE
   -------------------------------- */
#screen-game {
    display: grid;
    grid-template-rows: var(--status-bar-h) 1fr var(--context-bar-h);
    background: var(--bg-primary);
}

#main-content {
    display: grid;
    grid-template-columns: var(--toolbar-w) 1fr var(--comms-w);
    overflow: hidden;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}


/* --------------------------------
   8. STATUS BAR
   -------------------------------- */
#status-bar {
    background: var(--bg-secondary);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1rem;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.8rem;
    z-index: 20;
}

#status-left, #status-right {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

#status-logo {
    font-family: var(--font-mono);
    font-weight: 600;
    font-size: 0.8rem;
    letter-spacing: 0.15em;
    color: var(--accent-green);
}

#status-separator {
    color: var(--text-secondary);
    font-family: var(--font-mono);
}

#status-org {
    color: var(--text-secondary);
    font-size: 0.75rem;
}

#game-clock {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-primary);
}

.icon-btn {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    padding: 0.25rem 0.6rem;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    transition: background var(--transition-fast), border-color var(--transition-fast);
}

.icon-btn:hover {
    background: var(--bg-tertiary);
    border-color: var(--text-secondary);
    color: var(--text-primary);
}

#alert-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    background: var(--accent-red);
    color: #000;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 700;
    padding: 0.1rem 0.5rem;
    border-radius: 10px;
}


/* --------------------------------
   9. TOOLBAR
   -------------------------------- */
#toolbar {
    background: var(--bg-toolbar);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    padding: 0.5rem 0;
    overflow: hidden;
}

#tool-list {
    display: flex;
    flex-direction: column;
}

.tool-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0.7rem 0.25rem;
    width: 100%;
    border-left: 2px solid transparent;
    transition: background var(--transition-fast), border-color var(--transition-fast);
    position: relative;
}

.tool-btn:hover:not(.locked) {
    background: var(--bg-tertiary);
}

.tool-btn.active {
    border-left-color: var(--accent-green);
    background: rgba(0, 229, 160, 0.05);
}

.tool-btn.active .tool-icon,
.tool-btn.active .tool-label {
    color: var(--text-bright);
}

.tool-btn.locked {
    opacity: 0.4;
    cursor: not-allowed;
}

.tool-icon {
    font-family: var(--font-mono);
    font-size: 1.2rem;
    color: var(--text-secondary);
    line-height: 1;
    margin-bottom: 0.2rem;
}

.tool-label {
    font-size: 0.6rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--text-secondary);
}

.tool-lock {
    font-size: 0.55rem;
    position: absolute;
    top: 0.3rem;
    right: 0.3rem;
}

#btn-evidence {
    margin-top: auto;
    border-top: 1px solid var(--border-color);
}

.badge {
    position: absolute;
    top: 0.25rem;
    right: 0.5rem;
    background: var(--accent-green);
    color: #000;
    font-size: 0.55rem;
    font-weight: 700;
    min-width: 14px;
    height: 14px;
    border-radius: 7px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-mono);
}


/* --------------------------------
   10. WORKSPACE PANELS
   -------------------------------- */
#workspace {
    position: relative;
    overflow: hidden;
    background: var(--bg-primary);
}

.panel {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    opacity: 0;
    visibility: hidden;
    z-index: 1;
    transition: opacity 0.2s ease, visibility 0.2s ease;
}

.panel.active {
    opacity: 1;
    visibility: visible;
    z-index: 5;
}

.panel-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.4rem 0.8rem;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.panel-title {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--accent-green);
    letter-spacing: 0.03em;
}

.panel-status {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-secondary);
    padding: 0.1rem 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 2px;
}

.panel-body {
    flex: 1;
    overflow-y: auto;
    padding: 0.8rem;
    scroll-behavior: smooth;
}


/* --------------------------------
   11. TERMINAL PANEL
   -------------------------------- */
#panel-terminal {
    background: var(--bg-primary);
}

#terminal-body {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--terminal-green);
    text-shadow: 0 0 4px rgba(51, 255, 136, 0.3);
    line-height: 1.6;
    padding-bottom: 1rem;
}

#terminal-output {
    white-space: pre-wrap;
    word-break: break-word;
}

.narrative-line {
    display: block;
    padding: 0.15rem 0 0.15rem 0.6rem;
    border-left: 2px solid transparent;
    animation: fadeIn 0.3s ease forwards;
}

.narrative-line.important {
    border-left-color: var(--accent-green);
}

.system-line {
    color: var(--text-secondary);
    font-size: 0.8rem;
}

#terminal-cursor {
    display: inline;
    font-weight: 700;
    color: var(--terminal-green);
}

#terminal-choices {
    padding: 0.5rem 0.8rem 0.8rem;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    flex-shrink: 0;
    border-top: 1px solid var(--border-color);
}

#terminal-choices:empty {
    display: none;
}

.choice-btn {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    text-align: left;
    padding: 0.55rem 0.8rem;
    border: 1px solid rgba(0, 229, 160, 0.4);
    color: var(--accent-green);
    background: transparent;
    transition: background var(--transition-fast), border-color var(--transition-fast);
    width: 100%;
}

.choice-btn::before {
    content: '> ';
    animation: blink 1s step-end infinite;
}

.choice-btn:hover {
    background: rgba(0, 229, 160, 0.1);
    border-color: var(--accent-green);
    color: var(--text-bright);
}


/* --------------------------------
   12. LOG VIEWER PANEL
   -------------------------------- */
#log-controls {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.5rem 0.8rem;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.filter-group label {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    font-family: var(--font-mono);
}

.filter-group select,
.filter-group input {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.25rem 0.4rem;
    border-radius: 2px;
}

.filter-group select:focus,
.filter-group input:focus {
    border-color: var(--accent-blue);
}

#log-count {
    margin-left: auto;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--text-secondary);
}

#log-table {
    width: 100%;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    border-collapse: collapse;
}

#log-table thead {
    position: sticky;
    top: 0;
    z-index: 2;
}

#log-table th {
    background: var(--bg-secondary);
    font-size: 0.6rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-secondary);
    padding: 0.4rem 0.5rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

#log-table td {
    padding: 0.35rem 0.5rem;
    border-bottom: 1px solid var(--border-subtle);
    vertical-align: top;
}

#log-table tr:hover td {
    background: rgba(255, 255, 255, 0.02);
}

.col-time    { width: 160px; color: var(--text-secondary); font-size: 0.75rem; }
.col-type    { width: 80px; }
.col-source  { width: 140px; }
.col-message { width: auto; }
.col-action  { width: 30px; text-align: center; cursor: pointer; }

/* Type-specific colors */
.col-type[data-type="AUTH"]  { color: var(--accent-blue); }
.col-type[data-type="DNS"]   { color: var(--accent-purple); }
.col-type[data-type="FW"]    { color: var(--accent-amber); }
.col-type[data-type="SYS"]   { color: var(--text-secondary); }
.col-type[data-type="BILL"]  { color: var(--accent-green); }

/* Suspicious log entry — subtle, player must notice */
.log-suspicious {
    border-left: 2px solid rgba(255, 184, 77, 0.2);
}

.log-suspicious .col-time::before {
    content: '';
    display: inline-block;
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: var(--accent-amber);
    margin-right: 0.3rem;
    vertical-align: middle;
    opacity: 0.6;
}

/* Log detail slide-up overlay */
#log-detail {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    max-height: 50%;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    z-index: 10;
    animation: slideUp 0.2s ease-out;
}

#log-detail.hidden {
    display: none;
}

#log-detail-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.5rem 0.8rem;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--accent-green);
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

#log-detail-content {
    flex: 1;
    overflow-y: auto;
    padding: 0.8rem;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    line-height: 1.6;
    white-space: pre-wrap;
    color: var(--text-primary);
}

#btn-add-evidence {
    margin: 0.5rem 0.8rem 0.8rem;
    padding: 0.4rem 1rem;
    background: rgba(0, 229, 160, 0.15);
    border: 1px solid var(--accent-green);
    color: var(--accent-green);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.03em;
    transition: background var(--transition-fast);
    flex-shrink: 0;
}

#btn-add-evidence:hover {
    background: rgba(0, 229, 160, 0.25);
}


/* --------------------------------
   13. DECODER PANEL
   -------------------------------- */
#decoder-workspace {
    display: flex;
    gap: 1rem;
    height: 100%;
}

#decoder-input-section,
#decoder-output-section {
    flex: 1;
    display: flex;
    flex-direction: column;
}

#decoder-input-section label,
#decoder-output-section label {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    margin-bottom: 0.4rem;
}

#decoder-input {
    flex: 1;
    min-height: 100px;
    resize: vertical;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--terminal-green);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    padding: 0.6rem;
    line-height: 1.5;
    text-shadow: 0 0 4px rgba(51, 255, 136, 0.2);
}

#decoder-input:focus {
    border-color: var(--accent-blue);
}

#decoder-input::placeholder {
    color: var(--text-secondary);
    text-shadow: none;
}

#decoder-buttons {
    display: flex;
    gap: 0.4rem;
    margin-top: 0.5rem;
}

.decode-btn {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.04em;
    padding: 0.35rem 0.7rem;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.decode-btn:hover {
    background: rgba(77, 166, 255, 0.15);
    border-color: var(--accent-blue);
    color: var(--accent-blue);
}

#decoder-result {
    flex: 1;
    min-height: 100px;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-primary);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    padding: 0.6rem;
    line-height: 1.5;
    white-space: pre-wrap;
    overflow-y: auto;
}

#decoder-hint {
    margin-top: 0.6rem;
    font-style: italic;
    font-size: 0.8rem;
    color: var(--accent-amber);
    font-family: var(--font-mono);
}


/* --------------------------------
   14. COMMUNICATIONS PANEL
   -------------------------------- */
#comms-panel {
    background: var(--bg-toolbar);
    border-left: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

#comms-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.5rem 0.7rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

#comms-channels {
    display: flex;
    overflow-x: auto;
    padding: 0.35rem 0.5rem;
    gap: 0.3rem;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.channel-btn {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    white-space: nowrap;
    padding: 0.25rem 0.5rem;
    color: var(--text-secondary);
    border-bottom: 2px solid transparent;
    transition: color var(--transition-fast), border-color var(--transition-fast);
    position: relative;
}

.channel-btn:hover {
    color: var(--text-primary);
}

.channel-btn.active {
    color: var(--text-bright);
    border-bottom-color: var(--accent-green);
}

.channel-btn.unread::after {
    content: '';
    position: absolute;
    top: 0.15rem;
    right: -0.1rem;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--accent-green);
}

#comms-body {
    flex: 1;
    overflow-y: auto;
    padding: 0.5rem;
    scroll-behavior: smooth;
}

#comms-messages {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

/* Messages */
.msg {
    padding: 0.3rem 0;
}

.msg-header {
    display: flex;
    align-items: baseline;
    gap: 0.4rem;
    margin-bottom: 0.15rem;
}

.msg-header .msg-sender {
    font-family: var(--font-ui);
    font-size: 0.8rem;
    font-weight: 600;
}

.msg-header .msg-time {
    font-size: 0.65rem;
    color: var(--text-secondary);
    font-family: var(--font-mono);
}

.msg-body {
    font-size: 0.8rem;
    line-height: 1.5;
    color: var(--text-primary);
}

.msg-system {
    font-style: italic;
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-align: center;
    padding: 0.3rem 0;
}

.msg-typing {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-secondary);
    animation: pulse 1.2s ease-in-out infinite;
}


/* --------------------------------
   15. CONTEXT BAR
   -------------------------------- */
#context-bar {
    background: var(--bg-toolbar);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1rem;
    font-family: var(--font-mono);
    font-size: 0.6rem;
    color: var(--text-secondary);
    border-top: 1px solid var(--border-color);
}

#context-center {
    color: var(--text-secondary);
}


/* --------------------------------
   16. OVERLAYS
   -------------------------------- */
.overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
    animation: fadeIn 0.2s ease;
}

.overlay.hidden {
    display: none;
}

.overlay-inner {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    width: 90%;
    max-width: 600px;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

.overlay-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.7rem 1rem;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.overlay-bar h2 {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--accent-green);
    letter-spacing: 0.05em;
}

.close-btn {
    font-size: 1.2rem;
    color: var(--text-secondary);
    line-height: 1;
    padding: 0.2rem 0.4rem;
    transition: color var(--transition-fast);
}

.close-btn:hover {
    color: var(--text-bright);
}

#evidence-list {
    padding: 0.8rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.empty-state {
    color: var(--text-secondary);
    font-size: 0.85rem;
    text-align: center;
    padding: 2rem 1rem;
}

/* Evidence cards — color-coded by type */
.evidence-item {
    background: var(--bg-tertiary);
    padding: 0.6rem 0.8rem;
    border-left: 3px solid var(--accent-green);
    font-size: 0.8rem;
}

.evidence-item[data-type="log"]     { border-left-color: var(--accent-green); }
.evidence-item[data-type="network"] { border-left-color: var(--accent-blue); }
.evidence-item[data-type="osint"]   { border-left-color: var(--accent-purple); }
.evidence-item[data-type="person"]  { border-left-color: var(--accent-amber); }


/* --------------------------------
   17. TOAST
   -------------------------------- */
.toast {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%) translateY(0);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    padding: 0.6rem 1.2rem;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-bright);
    z-index: 200;
    animation: slideUp 0.25s ease-out;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
    white-space: nowrap;
    border-radius: 3px;
}

.toast.hidden {
    opacity: 0;
    transform: translateX(-50%) translateY(10px);
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
}


/* --------------------------------
   18. ANIMATIONS
   -------------------------------- */
@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}

@keyframes slideUp {
    from { transform: translateY(10px); opacity: 0; }
    to   { transform: translateY(0); opacity: 1; }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

@keyframes scanlines {
    0%   { background-position: 0 0; }
    100% { background-position: 0 100vh; }
}

@keyframes glitch {
    0%   { transform: translateX(-50%) translateX(0); }
    2%   { transform: translateX(-50%) translateX(-3px); }
    4%   { transform: translateX(-50%) translateX(2px); }
    6%   { transform: translateX(-50%) translateX(0); }
    20%  { transform: translateX(-50%) translateX(0); }
    22%  { transform: translateX(-50%) translateX(4px); }
    24%  { transform: translateX(-50%) translateX(-2px); }
    26%  { transform: translateX(-50%) translateX(0); }
    100% { transform: translateX(-50%) translateX(0); }
}

.fade-in {
    animation: fadeIn 0.3s ease forwards;
}


/* --------------------------------
   18b. GAME CONTENT CLASSES
   -------------------------------- */

/* Terminal line (generated by typewriter) */
.terminal-line {
    display: block;
    padding: 0.1rem 0 0.1rem 0.6rem;
    border-left: 2px solid transparent;
    animation: fadeIn 0.3s ease forwards;
    word-wrap: break-word;
}

.terminal-line.spacer {
    padding: 0.3rem 0;
}

.terminal-line.system-line {
    color: var(--text-secondary);
    font-size: 0.8rem;
}

.terminal-line.alert-line {
    color: var(--accent-red);
    border-left-color: var(--accent-red);
}

.terminal-line.emphasis-line {
    border-left-color: var(--accent-green);
    padding-left: 0.8rem;
    font-style: italic;
}

.terminal-line strong {
    color: var(--text-bright);
    font-weight: 600;
}

.terminal-line code {
    background: rgba(255, 255, 255, 0.06);
    padding: 0.1rem 0.3rem;
    border-radius: 2px;
    font-size: 0.85em;
}

.terminal-line.raw-line {
    padding: 0;
    border-left: none;
}

/* Scene divider between kept terminal sections */
.scene-divider {
    border-top: 1px solid rgba(92, 106, 122, 0.3);
    margin: 1rem 0;
}

/* Billing table (rendered in terminal) */
.billing-table {
    width: 100%;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    border-collapse: collapse;
    margin: 0.6rem 0;
}

.billing-table th {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    font-size: 0.6rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.4rem 0.5rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.billing-table td {
    padding: 0.35rem 0.5rem;
    border-bottom: 1px solid var(--border-subtle);
    color: var(--text-primary);
}

.billing-row {
    cursor: pointer;
    transition: background var(--transition-fast);
}

.billing-row:hover {
    background: rgba(255, 255, 255, 0.03);
}

.billing-row.selected {
    background: rgba(0, 229, 160, 0.1);
    border-left: 3px solid var(--accent-green);
}

.billing-row.checked {
    background: rgba(77, 166, 255, 0.05);
}

.billing-anomaly {
    border-left: 2px solid rgba(255, 184, 77, 0.3);
}

.billing-anomaly td {
    color: var(--text-bright);
}

/* Evidence cards (evidence overlay) */
.evidence-card {
    background: var(--bg-tertiary);
    padding: 0.7rem 0.9rem;
    border-left: 3px solid var(--accent-green);
    border-radius: 2px;
}

.evidence-card .evidence-title {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-bright);
    margin-bottom: 0.3rem;
}

.evidence-card .evidence-desc {
    font-size: 0.75rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.evidence-card .evidence-type-label {
    display: inline-block;
    margin-top: 0.4rem;
    font-family: var(--font-mono);
    font-size: 0.55rem;
    letter-spacing: 0.06em;
    color: var(--text-secondary);
    padding: 0.1rem 0.4rem;
    border: 1px solid var(--border-color);
    border-radius: 2px;
}

.evidence-type-log     { border-left-color: var(--accent-green) !important; }
.evidence-type-network { border-left-color: var(--accent-blue) !important; }
.evidence-type-osint   { border-left-color: var(--accent-purple) !important; }
.evidence-type-person  { border-left-color: var(--accent-amber) !important; }

/* Ending summary */
.ending-summary {
    margin-top: 1rem;
    font-family: var(--font-mono);
}

.ending-divider {
    color: var(--text-secondary);
    margin: 0.8rem 0;
    opacity: 0.5;
}

.ending-stats {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.stat-line {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
}

.stat-label {
    color: var(--text-secondary);
}

.stat-value {
    color: var(--text-bright);
}

.ending-hint {
    margin-top: 0.8rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-style: italic;
    text-align: center;
}

/* Message avatars */
.msg-avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    border-radius: 3px;
    font-family: var(--font-mono);
    font-size: 0.55rem;
    font-weight: 700;
    color: #000;
    flex-shrink: 0;
}

.msg-name {
    font-family: var(--font-ui);
    font-size: 0.8rem;
    font-weight: 600;
}

.msg-time {
    font-size: 0.65rem;
    color: var(--text-secondary);
    font-family: var(--font-mono);
}

/* Log type badges */
.log-type-badge {
    font-size: 0.6rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    padding: 0.1rem 0.3rem;
    border-radius: 2px;
    background: rgba(255, 255, 255, 0.05);
}

.log-type-AUTH  { color: var(--accent-blue); }
.log-type-DNS  { color: var(--accent-purple); }
.log-type-FW   { color: var(--accent-amber); }
.log-type-SYS  { color: var(--text-secondary); }
.log-type-BILL { color: var(--accent-green); }

.log-expand-btn {
    font-size: 0.9rem;
    color: var(--text-secondary);
    cursor: pointer;
    background: none;
    border: none;
    padding: 0;
    line-height: 1;
}

.log-expand-btn:hover {
    color: var(--text-bright);
}

/* Action button */
.action-btn {
    padding: 0.4rem 1rem;
    background: rgba(0, 229, 160, 0.15);
    border: 1px solid var(--accent-green);
    color: var(--accent-green);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    cursor: pointer;
    transition: background var(--transition-fast);
}

.action-btn:hover {
    background: rgba(0, 229, 160, 0.25);
}

/* Tool unlock animation */
.just-unlocked {
    animation: pulse 0.5s ease 3;
}


/* --------------------------------
   19. UTILITY CLASSES
   -------------------------------- */
.hidden      { display: none !important; }
.text-green  { color: var(--accent-green); }
.text-amber  { color: var(--accent-amber); }
.text-red    { color: var(--accent-red); }
.text-blue   { color: var(--accent-blue); }
.text-purple { color: var(--accent-purple); }
.text-muted  { color: var(--text-secondary); }
.mono        { font-family: var(--font-mono); }


/* --------------------------------
   20. MOBILE-ONLY DEFAULTS
   -------------------------------- */
.mobile-only {
    display: none;
}

.comms-fab {
    position: fixed;
    bottom: 1.2rem;
    right: 1.2rem;
    background: var(--accent-green);
    color: #000;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    padding: 0.7rem 1rem;
    border-radius: 24px;
    box-shadow: 0 4px 16px rgba(0, 229, 160, 0.3);
    z-index: 50;
    display: none;
}

.comms-fab .hidden {
    display: none;
}


/* --------------------------------
   21. MOBILE RESPONSIVE (< 768px)
   -------------------------------- */
@media (max-width: 768px) {
    .mobile-only {
        display: flex;
    }

    #classified-stamp {
        font-size: 1.8rem;
        letter-spacing: 0.15em;
        padding: 0.4rem 1rem;
    }

    #classified-container {
        max-width: 95vw;
    }

    #main-content {
        grid-template-columns: 1fr;
        grid-template-rows: 1fr auto;
    }

    /* Toolbar: horizontal bar at bottom */
    #toolbar {
        flex-direction: row;
        border-right: none;
        border-top: 1px solid var(--border-color);
        order: 2;
        padding: 0;
        height: 50px;
        overflow-x: auto;
    }

    #tool-list {
        flex-direction: row;
        flex: 1;
    }

    .tool-btn {
        padding: 0.4rem 0.6rem;
        border-left: none;
        border-top: 2px solid transparent;
        width: auto;
        flex: 1;
        min-width: 50px;
    }

    .tool-btn.active {
        border-left-color: transparent;
        border-top-color: var(--accent-green);
    }

    .tool-label {
        display: none;
    }

    .tool-lock {
        top: 0.1rem;
        right: 0.1rem;
    }

    #btn-evidence {
        margin-top: 0;
        border-top: none;
        border-left: 1px solid var(--border-color);
    }

    /* Workspace fills available space */
    #workspace {
        order: 1;
    }

    /* Comms panel: hidden by default, slides in as overlay */
    #comms-panel {
        position: fixed;
        top: 0;
        right: 0;
        bottom: 0;
        width: 85%;
        max-width: 320px;
        z-index: 80;
        transform: translateX(100%);
        transition: transform 0.25s ease;
        box-shadow: -4px 0 24px rgba(0, 0, 0, 0.5);
    }

    #comms-panel.open {
        transform: translateX(0);
    }

    .comms-fab {
        display: flex;
        align-items: center;
        gap: 0.3rem;
    }

    /* Status bar: compress */
    #status-org {
        display: none;
    }

    #status-separator {
        display: none;
    }

    #status-bar {
        padding: 0 0.5rem;
        font-size: 0.75rem;
    }

    /* Log controls: wrap */
    #log-controls {
        flex-wrap: wrap;
        gap: 0.4rem;
        padding: 0.4rem;
    }

    #log-count {
        width: 100%;
        text-align: right;
    }

    /* Decoder: stack vertically */
    #decoder-workspace {
        flex-direction: column;
    }

    /* Mobile: larger touch targets */
    .choice-btn {
        padding: 0.75rem 1rem;
        font-size: 0.85rem;
        min-height: 48px;
    }

    .menu-btn {
        padding: 0.85rem 2.5rem;
        min-height: 48px;
        font-size: 0.9rem;
    }

    .channel-btn {
        padding: 0.4rem 0.6rem;
        min-height: 44px;
    }

    .decode-btn {
        padding: 0.5rem 0.8rem;
        min-height: 44px;
    }

    .filter-group select,
    .filter-group input {
        padding: 0.4rem 0.5rem;
        min-height: 40px;
        font-size: 0.8rem;
    }

    .close-btn {
        min-width: 44px;
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .icon-btn {
        padding: 0.35rem 0.7rem;
        min-height: 36px;
    }

    .log-row td {
        padding: 0.5rem;
    }

    .action-btn {
        padding: 0.55rem 1rem;
        min-height: 44px;
    }

    /* Mobile: debrief scrollable */
    .debrief-inner {
        max-height: 95vh;
        width: 95%;
    }
}


/* --------------------------------
   22. CLASSIFIED INTRO SCREEN
   -------------------------------- */
#screen-classified {
    background: #000;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

#screen-classified::after {
    content: '';
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
        0deg,
        rgba(0, 0, 0, 0.15) 0px,
        rgba(0, 0, 0, 0.15) 1px,
        transparent 1px,
        transparent 3px
    );
    pointer-events: none;
    z-index: 2;
}

#classified-container {
    text-align: center;
    position: relative;
    z-index: 3;
    opacity: 0;
    animation: fadeIn 0.8s ease 0.3s forwards;
}

#classified-stamp {
    font-family: var(--font-mono);
    font-size: 3.5rem;
    font-weight: 700;
    letter-spacing: 0.3em;
    color: var(--accent-red);
    text-shadow:
        0 0 20px rgba(255, 77, 106, 0.5),
        0 0 60px rgba(255, 77, 106, 0.2);
    border: 3px solid var(--accent-red);
    padding: 0.5rem 1.5rem;
    display: inline-block;
    max-width: 90vw;
    box-sizing: border-box;
    transform: rotate(-2deg);
    animation: stampIn 0.4s ease-out 0.8s both;
    opacity: 0;
}

@keyframes stampIn {
    0% {
        transform: rotate(-2deg) scale(2);
        opacity: 0;
    }
    60% {
        transform: rotate(-2deg) scale(0.95);
        opacity: 1;
    }
    100% {
        transform: rotate(-2deg) scale(1);
        opacity: 1;
    }
}

#classified-divider {
    width: 200px;
    height: 1px;
    background: rgba(255, 77, 106, 0.3);
    margin: 1.5rem auto;
    opacity: 0;
    animation: fadeIn 0.5s ease 1.5s forwards;
}

#classified-text {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.8;
    max-width: 500px;
    margin: 0 auto;
    min-height: 3.6rem;
    text-align: left;
    padding: 0 1rem;
}

#classified-clearance {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.15em;
    color: var(--accent-amber);
    margin-top: 1.5rem;
    opacity: 0;
    animation: fadeIn 0.5s ease 4s forwards;
}

#classified-footer {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
    opacity: 0;
    margin-top: 1rem;
    animation: fadeIn 0.5s ease 4.5s forwards;
}


/* --------------------------------
   23. CASE DEBRIEF OVERLAY
   -------------------------------- */
.debrief-inner {
    max-width: 650px;
    max-height: 85vh;
    width: 92%;
}

#debrief-content {
    padding: 1.2rem;
    overflow-y: auto;
    max-height: calc(85vh - 60px);
}

.debrief-section {
    margin-bottom: 1.2rem;
}

.debrief-section-title {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent-green);
    margin-bottom: 0.6rem;
    padding-bottom: 0.3rem;
    border-bottom: 1px solid var(--border-color);
}

.debrief-ending {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--text-bright);
    margin-bottom: 0.4rem;
}

.debrief-ending-desc {
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.debrief-stat-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.6rem;
}

.debrief-stat {
    background: var(--bg-primary);
    padding: 0.6rem 0.8rem;
    border-left: 2px solid var(--border-color);
}

.debrief-stat-value {
    font-family: var(--font-mono);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--accent-green);
}

.debrief-stat-label {
    font-size: 0.65rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.debrief-score {
    text-align: center;
    padding: 1rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    margin-bottom: 0.8rem;
}

.debrief-score-value {
    font-family: var(--font-mono);
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-green);
    text-shadow: 0 0 10px rgba(0, 229, 160, 0.3);
}

.debrief-score-label {
    font-size: 0.7rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-top: 0.2rem;
}

.debrief-score-breakdown {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 0.6rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-secondary);
}

.debrief-score-breakdown span {
    color: var(--text-primary);
}

.debrief-missed-item {
    padding: 0.4rem 0.6rem;
    border-left: 2px solid var(--accent-red);
    margin-bottom: 0.4rem;
    background: rgba(255, 77, 106, 0.05);
}

.debrief-missed-title {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-primary);
}

.debrief-missed-desc {
    font-size: 0.7rem;
    color: var(--text-secondary);
    margin-top: 0.2rem;
}

.debrief-progress {
    margin: 0.8rem 0;
}

.debrief-progress-bar {
    height: 6px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 3px;
    overflow: hidden;
    margin-top: 0.4rem;
}

.debrief-progress-fill {
    height: 100%;
    background: var(--accent-green);
    border-radius: 3px;
    transition: width 1s ease;
}

.debrief-progress-label {
    display: flex;
    justify-content: space-between;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-secondary);
}

.debrief-actions {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.debrief-btn {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    letter-spacing: 0.05em;
    padding: 0.65rem 1.5rem;
    border: 1px solid var(--accent-green);
    color: var(--accent-green);
    background: transparent;
    transition: background var(--transition-fast), color var(--transition-fast);
    width: 100%;
    text-align: center;
}

.debrief-btn:hover {
    background: rgba(0, 229, 160, 0.15);
    color: var(--text-bright);
}

.debrief-btn-secondary {
    border-color: var(--border-color);
    color: var(--text-secondary);
}

.debrief-btn-secondary:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border-color: var(--text-secondary);
}

.debrief-analytics {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--text-secondary);
    text-align: center;
    margin-top: 0.6rem;
}