/* ==========================================================================
   ARMA 3 TACTICAL CONTROL HUD DESIGN SYSTEM
   ========================================================================== */

:root {
    /* Color Palette */
    --color-bg: hsl(220, 16%, 6%);
    --color-bg-darker: hsl(220, 20%, 3%);
    --color-panel: hsla(220, 14%, 9%, 0.85);
    --color-panel-header: hsla(220, 14%, 12%, 0.9);
    --color-input-bg: hsla(220, 12%, 14%, 0.6);
    --color-input-border: hsl(85, 25%, 25%);
    --color-input-focus: hsl(85, 50%, 45%);
    
    /* Neon glow colors */
    --color-primary: hsl(85, 45%, 48%);       /* Operational Olive */
    --color-primary-glow: hsla(85, 45%, 48%, 0.35);
    --color-primary-hover: hsl(85, 55%, 55%);
    
    --color-accent: hsl(38, 95%, 52%);        /* Warning Amber */
    --color-accent-glow: hsla(38, 95%, 52%, 0.4);
    
    --color-cyan: hsl(182, 90%, 50%);         /* Scan Target Cyan */
    --color-cyan-glow: hsla(182, 90%, 50%, 0.35);

    --color-red: hsl(0, 85%, 50%);            /* Danger Red */
    
    /* Text colors */
    --color-text-bright: hsl(85, 30%, 92%);
    --color-text-normal: hsl(220, 10%, 75%);
    --color-text-muted: hsl(220, 8%, 52%);
    
    /* Grid system & shadows */
    --shadow-neon: 0 0 15px var(--color-primary-glow);
    --shadow-accent: 0 0 15px var(--color-accent-glow);
    --shadow-cyan: 0 0 15px var(--color-cyan-glow);
    --border-glow: 1px solid hsla(85, 45%, 48%, 0.3);
    
    /* Fonts */
    --font-ui: 'Share Tech Mono', 'Courier New', monospace;
    --font-text: 'Inter', system-ui, -apple-system, sans-serif;
    --font-code: 'JetBrains Mono', 'Fira Code', monospace;
}

/* Custom Reset & Scrollbar */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--color-bg);
    color: var(--color-text-normal);
    font-family: var(--font-text);
    font-size: 14px;
    line-height: 1.5;
    height: 100vh;
    overflow: hidden;
    position: relative;
}

::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: var(--color-bg);
}
::-webkit-scrollbar-thumb {
    background: var(--color-input-border);
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary);
    box-shadow: 0 0 8px var(--color-primary-glow);
}

/* ==========================================================================
   HUD SCREEN EFFECTS (CRT/SCANLINE/GRID)
   ========================================================================== */

.hud-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.25) 50%),
        linear-gradient(90deg, rgba(255, 0, 0, 0.06), rgba(0, 255, 0, 0.02), rgba(0, 0, 255, 0.06));
    background-size: 100% 4px, 6px 100%;
    pointer-events: none;
    z-index: 9999;
    opacity: 0.15;
}

.hud-scanlines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, transparent 50%, rgba(0, 0, 0, 0.4) 150%);
    pointer-events: none;
    z-index: 9998;
}

.hud-vignette {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    box-shadow: inset 0 0 80px rgba(0,0,0,0.8);
    pointer-events: none;
    z-index: 9997;
}

/* HUD Background Grid */
body::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(85, 115, 80, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(85, 115, 80, 0.02) 1px, transparent 1px);
    background-size: 40px 40px;
    background-position: center;
    pointer-events: none;
    z-index: 0;
}

/* ==========================================================================
   APP CONTAINER & LAYOUT
   ========================================================================== */

.app-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
    position: relative;
    z-index: 10;
    padding: 12px;
}

/* HEADER STYLE */
.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--color-panel);
    border: var(--border-glow);
    border-bottom: 3px solid var(--color-primary);
    box-shadow: var(--shadow-neon);
    padding: 12px 24px;
    height: 64px;
    margin-bottom: 12px;
    clip-path: polygon(0 0, 100% 0, 99% 100%, 1% 100%);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.radar-dot {
    width: 10px;
    height: 10px;
    background-color: var(--color-cyan);
    border-radius: 50%;
    box-shadow: var(--shadow-cyan);
}

.brand {
    display: flex;
    flex-direction: column;
}

.brand-tag {
    font-family: var(--font-ui);
    font-size: 10px;
    color: var(--color-accent);
    letter-spacing: 2px;
    line-height: 1;
}

.brand-title {
    font-family: var(--font-ui);
    font-size: 20px;
    font-weight: 700;
    color: var(--color-text-bright);
    letter-spacing: 1px;
    line-height: 1.1;
}

.header-center {
    display: flex;
    gap: 32px;
}

.hud-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-label {
    font-family: var(--font-ui);
    font-size: 9px;
    color: var(--color-text-muted);
    letter-spacing: 1px;
}

.stat-val {
    font-family: var(--font-ui);
    font-size: 15px;
    color: var(--color-primary);
    font-weight: 600;
}

.status-green {
    color: var(--color-cyan);
    text-shadow: 0 0 8px var(--color-cyan-glow);
}

.header-right {
    font-family: var(--font-ui);
    font-size: 12px;
    color: var(--color-text-muted);
    border-left: 1px solid var(--color-input-border);
    padding-left: 16px;
}

/* ==========================================================================
   WORKSPACE & WORKBENCH
   ========================================================================== */

.app-workspace {
    display: flex;
    flex: 1;
    gap: 12px;
    height: calc(100vh - 100px);
    overflow: hidden;
}

/* SIDEBAR NAVIGATION */
.app-sidebar {
    width: 240px;
    background-color: var(--color-panel);
    border: var(--border-glow);
    border-top: 2px solid var(--color-primary);
    display: flex;
    flex-direction: column;
    padding: 16px 8px;
    gap: 16px;
    height: 100%;
}

.sidebar-title {
    font-family: var(--font-ui);
    font-size: 11px;
    color: var(--color-text-muted);
    letter-spacing: 2px;
    padding-left: 8px;
    border-bottom: 1px solid var(--color-input-border);
    padding-bottom: 8px;
}

.nav-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.nav-btn {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 12px;
    background: hsla(220, 10%, 15%, 0.3);
    border: 1px solid var(--color-input-border);
    color: var(--color-text-normal);
    padding: 12px;
    font-family: var(--font-ui);
    font-size: 14px;
    text-align: left;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    clip-path: polygon(0 0, 95% 0, 100% 30%, 100% 100%, 5% 100%, 0 70%);
}

.nav-btn:hover {
    border-color: var(--color-primary);
    color: var(--color-text-bright);
    background: hsla(85, 45%, 48%, 0.08);
    box-shadow: inset 0 0 10px hsla(85, 45%, 48%, 0.15);
}

.nav-btn.active {
    background: hsla(85, 45%, 48%, 0.18);
    border-color: var(--color-primary);
    color: var(--color-text-bright);
    box-shadow: var(--shadow-neon), inset 0 0 12px hsla(85, 45%, 48%, 0.25);
    border-left: 4px solid var(--color-primary);
}

.nav-btn.active::after {
    content: "";
    position: absolute;
    right: 4px;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 12px;
    background-color: var(--color-cyan);
    box-shadow: var(--shadow-cyan);
}

.nav-btn-icon {
    font-size: 16px;
}

.nav-btn-text {
    letter-spacing: 0.5px;
}

/* SATELLITE HUD FOOTER */
.sidebar-footer {
    margin-top: auto;
    padding: 4px;
}

.satellite-mock {
    height: 80px;
    border: 1px solid var(--color-input-border);
    background: linear-gradient(135deg, hsla(220, 20%, 5%, 0.8), hsla(220, 20%, 12%, 0.8));
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    align-items: center;
    padding-bottom: 6px;
}

.sat-grid {
    position: absolute;
    width: 150%;
    height: 150%;
    top: -25%;
    left: -25%;
    background-image: 
        radial-gradient(circle, hsla(85, 45%, 48%, 0.08) 1px, transparent 1px);
    background-size: 10px 10px;
    transform: rotate(15deg);
}

.sat-line {
    position: absolute;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--color-cyan), transparent);
    box-shadow: var(--shadow-cyan);
    top: 0;
    animation: sat-scan 3s infinite linear;
}

.sat-text {
    font-family: var(--font-ui);
    font-size: 8px;
    color: var(--color-cyan);
    letter-spacing: 1px;
    text-shadow: 0 0 4px var(--color-cyan-glow);
    z-index: 2;
}

@keyframes sat-scan {
    0% { top: -10%; }
    100% { top: 110%; }
}

/* WORKBENCH & PANELS */
.workbench {
    flex: 1;
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 12px;
    height: 100%;
}

.panel {
    background-color: var(--color-panel);
    border: var(--border-glow);
    border-top: 2px solid var(--color-primary);
    border-radius: 2px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    height: 100%;
}

/* LEFT PANEL (Scrollable Controls) */
.panel-left {
    padding: 20px;
    overflow-y: auto;
}

.panel-header {
    margin-bottom: 20px;
    border-bottom: 1px solid var(--color-input-border);
    padding-bottom: 12px;
}

.panel-title {
    font-family: var(--font-ui);
    font-size: 18px;
    font-weight: 600;
    color: var(--color-text-bright);
    letter-spacing: 1px;
    margin-bottom: 4px;
}

.panel-desc {
    font-size: 12px;
    color: var(--color-text-muted);
}

/* ==========================================================================
   TABS VISIBILITY
   ========================================================================== */

.tab-content {
    display: none;
    height: 100%;
}

.tab-content.active {
    display: block;
    animation: fade-in 0.25s ease-out;
}

@keyframes fade-in {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   FORMS & INPUTS
   ========================================================================== */

.control-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-section {
    border: 1px solid var(--color-input-border);
    background-color: hsla(220, 10%, 15%, 0.15);
    padding: 16px;
    border-radius: 2px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.section-title {
    font-family: var(--font-ui);
    font-size: 13px;
    color: var(--color-accent);
    letter-spacing: 1px;
    margin-top: -6px;
    margin-bottom: 4px;
    border-bottom: 1px dashed var(--color-input-border);
    padding-bottom: 6px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

label {
    font-family: var(--font-ui);
    font-size: 12px;
    color: var(--color-text-muted);
    letter-spacing: 0.5px;
}

input[type="text"],
input[type="number"],
select,
textarea {
    background-color: #040609 !important; /* Pitch black cockpit background */
    border: 1px solid var(--color-input-border);
    color: #f1ffd9 !important; /* Extremely bright tactical light green text */
    padding: 10px 12px;
    font-family: var(--font-text);
    font-size: 13px;
    border-radius: 2px;
    transition: all 0.2s;
    outline: none;
}

select option {
    background-color: #040609 !important;
    color: #f1ffd9 !important;
}

input[type="text"]:focus,
input[type="number"]:focus,
select:focus,
textarea:focus {
    border-color: var(--color-cyan);
    background-color: #000000 !important;
    box-shadow: 0 0 10px var(--color-cyan-glow);
}

textarea {
    resize: vertical;
}

/* SQM Import styling */
.drop-zone {
    border: 2px dashed var(--color-input-border);
    padding: 24px;
    text-align: center;
    background: hsla(220, 20%, 4%, 0.4);
    cursor: pointer;
    border-radius: 2px;
    transition: all 0.2s;
    margin-top: 12px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.drop-zone:hover, .drop-zone.dragover {
    border-color: var(--color-cyan);
    background: hsla(182, 90%, 50%, 0.04);
}

.drop-zone-icon {
    font-size: 28px;
}

.drop-zone-text {
    font-family: var(--font-ui);
    color: var(--color-text-normal);
    font-size: 12px;
}

.sqm-scroll-list div {
    padding: 6px;
    border-bottom: 1px solid hsla(220, 10%, 15%, 0.5);
    display: flex;
    justify-content: space-between;
}

.sqm-scroll-list div:hover {
    background: hsla(182, 90%, 50%, 0.05);
}


/* Custom Checkbox */
.checkbox-group {
    flex-direction: row;
    align-items: center;
}

.checkbox-container {
    display: flex;
    align-items: center;
    position: relative;
    padding-left: 28px;
    cursor: pointer;
    font-family: var(--font-text);
    font-size: 13px;
    color: var(--color-text-normal);
    user-select: none;
}

.checkbox-container input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.checkmark {
    position: absolute;
    left: 0;
    height: 18px;
    width: 18px;
    background-color: var(--color-input-bg);
    border: 1px solid var(--color-input-border);
    border-radius: 2px;
    transition: all 0.2s;
}

.checkbox-container:hover input ~ .checkmark {
    border-color: var(--color-primary);
}

.checkbox-container input:checked ~ .checkmark {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    box-shadow: 0 0 8px var(--color-primary-glow);
}

.checkmark:after {
    content: "";
    position: absolute;
    display: none;
    left: 6px;
    top: 2px;
    width: 4px;
    height: 9px;
    border: solid var(--color-bg-darker);
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.checkbox-container input:checked ~ .checkmark:after {
    display: block;
}

/* BUTTONS */
.btn {
    font-family: var(--font-ui);
    font-size: 13px;
    padding: 10px 20px;
    border: 1px solid transparent;
    border-radius: 2px;
    cursor: pointer;
    transition: all 0.2s;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-align: center;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-bg-darker);
    box-shadow: var(--shadow-neon);
}

.btn-primary:hover {
    background-color: var(--color-primary-hover);
    box-shadow: 0 0 20px var(--color-primary);
}

.btn-danger {
    background-color: transparent;
    border: 1px solid var(--color-red);
    color: var(--color-red);
}

.btn-danger:hover {
    background-color: var(--color-red);
    color: var(--color-bg-darker);
    box-shadow: 0 0 12px rgba(255, 0, 0, 0.4);
}

/* ==========================================================================
   VISUAL SQF BUILDER (DRAG & DROP BLOCK CHAIN)
   ========================================================================== */

.builder-actions {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    background-color: hsla(220, 10%, 15%, 0.15);
    border: 1px solid var(--color-input-border);
    padding: 12px;
    border-radius: 2px;
}

.builder-actions select {
    flex: 1;
}

.block-chain {
    display: flex;
    flex-direction: column;
    gap: 12px;
    min-height: 200px;
    padding: 10px;
    background-color: hsla(220, 20%, 4%, 0.5);
    border: 1px dashed var(--color-input-border);
    border-radius: 2px;
}

.empty-chain-message {
    text-align: center;
    color: var(--color-text-muted);
    font-size: 13px;
    margin-top: 80px;
    font-family: var(--font-ui);
}

/* Draggable Block Cards */
.flow-block {
    background: var(--color-panel-header);
    border: 1px solid var(--color-input-border);
    border-left: 4px solid var(--color-cyan);
    border-radius: 2px;
    display: flex;
    flex-direction: column;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    user-select: none;
}

.flow-block:hover {
    border-color: var(--color-cyan);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.flow-block.dragging {
    opacity: 0.5;
    transform: scale(0.98);
    border-style: dashed;
}

/* Block Header */
.block-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 12px;
    background: hsla(220, 10%, 15%, 0.25);
    border-bottom: 1px solid hsla(220, 10%, 20%, 0.3);
    cursor: move;
}

.block-drag-handle {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-ui);
    font-weight: 600;
    color: var(--color-text-bright);
}

.drag-icon {
    color: var(--color-text-muted);
    font-size: 12px;
}

.block-delete-btn {
    background: transparent;
    border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    font-size: 14px;
    transition: color 0.2s;
    padding: 2px 6px;
}

.block-delete-btn:hover {
    color: var(--color-red);
}

/* Block Parameters Area */
.block-body {
    padding: 12px;
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
}

.block-body.grid-2 {
    grid-template-columns: 1fr 1fr;
}

/* ==========================================================================
   TACTICAL SNIPPETS COMPONENT
   ========================================================================== */

.snippets-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-bottom: 20px;
}

.snippet-card {
    background-color: var(--color-panel-header);
    border: 1px solid var(--color-input-border);
    padding: 10px 14px;
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    transition: all 0.2s;
    text-align: left;
    clip-path: polygon(0 0, 93% 0, 100% 30%, 100% 100%, 7% 100%, 0 70%);
}

.snippet-card:hover {
    border-color: var(--color-accent);
    background-color: hsla(38, 95%, 52%, 0.05);
}

.snippet-card.active {
    border-color: var(--color-accent);
    background-color: hsla(38, 95%, 52%, 0.12);
    box-shadow: var(--shadow-accent);
}

.snippet-icon {
    font-size: 20px;
}

.snippet-meta {
    display: flex;
    flex-direction: column;
}

.snippet-name {
    font-family: var(--font-ui);
    font-size: 13px;
    font-weight: 600;
    color: var(--color-text-bright);
}

.snippet-tag {
    font-size: 10px;
    color: var(--color-text-muted);
}

.snippet-config-box {
    border: 1px solid var(--color-accent);
    background-color: hsla(38, 95%, 52%, 0.02);
    box-shadow: inset 0 0 10px rgba(38, 95, 52, 0.05);
    padding: 16px;
    border-radius: 2px;
}

/* ==========================================================================
   RIGHT PANEL (TERMINAL CODE VIEWER)
   ========================================================================== */

.panel-right {
    background-color: var(--color-bg-darker);
    border: 1px solid var(--color-input-border);
    border-top: 2px solid var(--color-primary);
}

.terminal-container {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.terminal-header {
    background-color: var(--color-panel-header);
    border-bottom: 1px solid var(--color-input-border);
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
}

.terminal-dots {
    display: flex;
    gap: 6px;
}

.terminal-dots .dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.terminal-dots .dot.red { background-color: var(--color-red); }
.terminal-dots .dot.yellow { background-color: var(--color-accent); }
.terminal-dots .dot.green { background-color: var(--color-primary); }

.terminal-filename-tab {
    font-family: var(--font-ui);
    font-size: 13px;
    color: var(--color-primary);
    background-color: var(--color-bg-darker);
    border: 1px solid var(--color-input-border);
    border-bottom: none;
    padding: 6px 20px;
    border-radius: 4px 4px 0 0;
    margin-bottom: -13px;
    margin-left: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
    text-shadow: 0 0 4px var(--color-primary-glow);
}

.terminal-actions {
    display: flex;
    gap: 8px;
}

.term-btn {
    font-family: var(--font-ui);
    font-size: 11px;
    background-color: var(--color-input-bg);
    border: 1px solid var(--color-input-border);
    color: var(--color-text-normal);
    padding: 5px 12px;
    border-radius: 2px;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 6px;
}

.term-btn:hover {
    border-color: var(--color-primary);
    color: var(--color-text-bright);
}

.term-btn.btn-highlight {
    border-color: var(--color-cyan);
    color: var(--color-cyan);
}

.term-btn.btn-highlight:hover {
    background-color: hsla(182, 90%, 50%, 0.1);
    box-shadow: 0 0 8px var(--color-cyan-glow);
}

/* Terminal Body (Pre / Code Display) */
.terminal-body {
    flex: 1;
    display: flex;
    overflow: auto;
    font-family: var(--font-code);
    font-size: 13px;
    background-color: var(--color-bg-darker);
    position: relative;
}

.terminal-line-numbers {
    padding: 16px 8px 16px 12px;
    color: var(--color-text-muted);
    text-align: right;
    border-right: 1px solid hsla(220, 10%, 15%, 0.8);
    background-color: hsla(220, 20%, 4%, 0.5);
    user-select: none;
    min-width: 40px;
}

.terminal-pre {
    flex: 1;
    margin: 0;
    padding: 16px;
    overflow: auto;
}

.sqf-code {
    display: block;
    white-space: pre;
    color: var(--color-text-bright);
}

/* SQF Code Syntax Highlighting classes */
.sqf-keyword { color: hsl(38, 95%, 55%); font-weight: 500; }  /* Amber */
.sqf-command { color: hsl(182, 90%, 50%); }                  /* Cyan */
.sqf-variable { color: hsl(85, 45%, 65%); }                 /* Light Olive */
.sqf-string { color: hsl(120, 70%, 68%); }                   /* Green */
.sqf-comment { color: hsl(220, 8%, 48%); font-style: italic; } /* Muted Slate */
.sqf-number { color: hsl(280, 80%, 75%); }                   /* Purple */

/* Terminal Footer */
.terminal-footer {
    background-color: var(--color-panel-header);
    border-top: 1px solid var(--color-input-border);
    height: 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 12px;
    font-family: var(--font-ui);
    font-size: 11px;
    color: var(--color-text-muted);
}

.pulse-indicator {
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--color-primary);
    box-shadow: 0 0 6px var(--color-primary);
    margin-right: 8px;
    animation: radar-pulse 2s infinite ease-in-out;
}

@keyframes radar-pulse {
    0% { transform: scale(0.9); opacity: 0.5; }
    50% { transform: scale(1.2); opacity: 1; }
    100% { transform: scale(0.9); opacity: 0.5; }
}

.status-left {
    display: flex;
    align-items: center;
}

/* SR-ONLY class for accessibility */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* ==========================================================================
   FAQ / KNOWLEDGE BASE TAB
   ========================================================================== */

.faq-controls {
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

#faq-search {
    width: 100%;
}

.faq-categories {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.faq-cat-btn {
    font-family: var(--font-ui);
    font-size: 11px;
    background-color: #040609;
    border: 1px solid var(--color-input-border);
    color: var(--color-text-normal);
    padding: 6px 14px;
    cursor: pointer;
    transition: all 0.2s;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    clip-path: polygon(0 0, 92% 0, 100% 30%, 100% 100%, 8% 100%, 0 70%);
}

.faq-cat-btn:hover {
    border-color: var(--color-primary);
    color: var(--color-text-bright);
    background: hsla(85, 45%, 48%, 0.05);
}

.faq-cat-btn.active {
    background-color: hsla(85, 45%, 48%, 0.18);
    border-color: var(--color-primary);
    color: var(--color-text-bright);
    box-shadow: var(--shadow-neon);
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-height: 480px;
    overflow-y: auto;
    padding-right: 4px;
}

.faq-item {
    background-color: var(--color-panel-header);
    border: 1px solid var(--color-input-border);
    border-left: 4px solid var(--color-primary);
    border-radius: 2px;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    overflow: hidden;
}

.faq-item:hover {
    border-color: var(--color-primary-hover);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.faq-item.active {
    border-color: var(--color-cyan);
    border-left-color: var(--color-cyan);
    box-shadow: var(--shadow-cyan);
    background-color: hsla(182, 90%, 50%, 0.02);
}

.faq-item-header {
    padding: 12px 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-item-title {
    font-family: var(--font-ui);
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text-bright);
    letter-spacing: 0.5px;
}

.faq-item-category {
    font-family: var(--font-ui);
    font-size: 9px;
    color: var(--color-text-muted);
    border: 1px solid var(--color-input-border);
    padding: 2px 6px;
    border-radius: 2px;
    text-transform: uppercase;
}

.faq-item.active .faq-item-category {
    color: var(--color-cyan);
    border-color: var(--color-cyan);
}

.faq-item-content {
    padding: 0 16px 16px 16px;
    display: none;
    flex-direction: column;
    gap: 10px;
    border-top: 1px dashed hsla(220, 10%, 15%, 0.5);
    padding-top: 12px;
    animation: slide-down 0.2s ease-out;
}

.faq-item.active .faq-item-content {
    display: flex;
}

@keyframes slide-down {
    from { opacity: 0; transform: translateY(-4px); }
    to { opacity: 1; transform: translateY(0); }
}

.faq-item-desc {
    font-size: 13px;
    color: var(--color-text-normal);
    line-height: 1.4;
}

.faq-item-code-box {
    position: relative;
    background-color: #040609;
    border: 1px solid var(--color-input-border);
    border-radius: 2px;
    padding: 10px;
    margin-top: 6px;
}

.faq-item-code {
    font-family: var(--font-code);
    font-size: 11px;
    color: #f1ffd9;
    white-space: pre-wrap;
    word-break: break-all;
}

.faq-item-actions {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    margin-top: 6px;
}

.faq-copy-btn {
    font-family: var(--font-ui);
    font-size: 10px;
    background-color: hsla(182, 90%, 50%, 0.1);
    border: 1px solid var(--color-cyan);
    color: var(--color-cyan);
    padding: 4px 10px;
    cursor: pointer;
    border-radius: 2px;
    transition: all 0.2s;
}

.faq-copy-btn:hover {
    background-color: var(--color-cyan);
    color: var(--color-bg-darker);
    box-shadow: var(--shadow-cyan);
}

/* MOBILE OPTIMIZATION */
@media (max-width: 768px) {
    body {
        overflow-y: auto;
    }
    .app-workspace {
        flex-direction: column;
        height: auto;
        overflow-y: visible;
    }
    .app-header {
        flex-direction: column;
        height: auto;
        padding: 10px;
        gap: 10px;
    }
    .header-center {
        display: none;
    }
    .app-sidebar {
        width: 100%;
        display: flex;
        flex-direction: row;
        flex-wrap: wrap;
        height: auto;
        padding: 10px;
        gap: 5px;
    }
    .nav-btn {
        flex: 1 1 45%;
        margin-bottom: 5px;
        height: 40px;
    }
    .workbench {
        grid-template-columns: 1fr;
        height: auto;
        overflow-y: visible;
    }
    .panel {
        width: 100% !important;
        height: auto;
        border-right: none !important;
        border-bottom: 1px solid var(--color-input-border);
    }
    .drop-zone {
        padding: 20px !important;
    }
}