/* CSS Design System - Nexus Labs */

:root {
    --bg-primary: #05050a;
    --bg-secondary: #0a0b12;
    --bg-panel: rgba(13, 14, 25, 0.65);
    --bg-input: rgba(18, 20, 36, 0.8);
    --accent-cyan: #00f0ff;
    --accent-cyan-glow: rgba(0, 240, 255, 0.3);
    --accent-cyan-dim: rgba(0, 240, 255, 0.15);
    --accent-purple: #bd00ff;
    --accent-purple-glow: rgba(189, 0, 255, 0.3);
    --accent-purple-dim: rgba(189, 0, 255, 0.15);
    --accent-green: #39ff14;
    --accent-green-glow: rgba(57, 255, 20, 0.35);
    --accent-red: #ff3366;
    --text-primary: #f1f3f9;
    --text-secondary: #8b9bb4;
    --text-muted: #4e5c75;
    --border-cyan: rgba(0, 240, 255, 0.2);
    --border-purple: rgba(189, 0, 255, 0.2);
    --border-panel: rgba(255, 255, 255, 0.05);
    
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-mono: 'Orbitron', 'Courier New', Courier, monospace;
    
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    background-color: var(--bg-primary);
}

body {
    font-family: var(--font-sans);
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
    line-height: 1.6;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--bg-input);
    border: 1px solid var(--border-cyan);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-cyan-dim);
}

/* Background Neural Canvas */
#neural-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    pointer-events: none;
    opacity: 0.6;
}

/* Reusable UI Components */
.gradient-text {
    background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-purple) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.75rem;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    text-decoration: none;
    letter-spacing: 2px;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-cyan-dim) 0%, var(--accent-purple-dim) 100%);
    border: 1.5px solid var(--accent-cyan);
    color: var(--accent-cyan);
    box-shadow: 0 0 15px var(--accent-cyan-glow);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-purple) 100%);
    color: var(--bg-primary);
    box-shadow: 0 0 25px var(--accent-cyan), 0 0 15px var(--accent-purple);
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    border: 1.5px solid rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.btn-secondary:hover {
    border-color: var(--accent-purple);
    color: var(--accent-purple);
    box-shadow: 0 0 15px var(--accent-purple-glow);
    transform: translateY(-2px);
}

.btn-action {
    background: var(--bg-secondary);
    border: 1px solid var(--border-cyan);
    color: var(--accent-cyan);
    width: 100%;
    position: relative;
    z-index: 1;
}

.btn-action::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, var(--accent-cyan), var(--accent-purple));
    opacity: 0;
    z-index: -1;
    transition: var(--transition-normal);
}

.btn-action:hover::before {
    opacity: 1;
}

.btn-action:hover {
    color: var(--bg-primary);
    border-color: transparent;
    box-shadow: 0 0 20px var(--accent-cyan-glow);
}

/* Header Navigation */
.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 3rem;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background: rgba(5, 5, 10, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-panel);
}

.logo {
    font-family: var(--font-mono);
    font-size: 1.35rem;
    font-weight: 900;
    letter-spacing: 2px;
    color: var(--text-primary);
}

.logo-accent {
    color: var(--accent-cyan);
}

.nav-links {
    display: flex;
    gap: 2.5rem;
}

.nav-link {
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    text-transform: uppercase;
    text-decoration: none;
    letter-spacing: 1.5px;
    transition: var(--transition-fast);
    position: relative;
    padding: 0.25rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--accent-cyan);
    transition: var(--transition-normal);
    box-shadow: 0 0 8px var(--accent-cyan);
}

.nav-link:hover, .nav-link.active {
    color: var(--accent-cyan);
}

.nav-link:hover::after, .nav-link.active::after {
    width: 100%;
}

.header-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.03);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    border: 1px solid var(--border-panel);
}

.status-indicator-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.status-indicator-dot.online {
    background-color: var(--accent-green);
    box-shadow: 0 0 10px var(--accent-green);
}

.status-text {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-secondary);
    letter-spacing: 1px;
}

/* Sections Core Layout */
section {
    padding: 7rem 3rem 5rem;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-family: var(--font-mono);
    font-size: 2.25rem;
    font-weight: 800;
    letter-spacing: 4px;
    color: var(--text-primary);
    position: relative;
    display: inline-block;
    padding-bottom: 0.75rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 25%;
    width: 50%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent-cyan), var(--accent-purple), transparent);
}

.section-desc {
    color: var(--text-secondary);
    margin-top: 1rem;
    font-size: 0.95rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Hero Section */
.hero-section {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: center;
}

.cyber-badge {
    display: inline-block;
    background: var(--accent-cyan-dim);
    color: var(--accent-cyan);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    padding: 0.35rem 0.85rem;
    border-radius: 4px;
    border: 1px solid var(--border-cyan);
    letter-spacing: 2px;
    margin-bottom: 1.5rem;
}

.hero-title {
    font-family: var(--font-mono);
    font-size: 3.5rem;
    font-weight: 900;
    line-height: 1.15;
    letter-spacing: 2px;
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    max-width: 600px;
}

.hero-actions {
    display: flex;
    gap: 1.5rem;
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Hologram Animation */
.hologram-container {
    width: 320px;
    height: 320px;
    position: relative;
}

.hologram-circle {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    border: 2px dashed var(--accent-cyan);
    opacity: 0.45;
}

.hologram-circle.outer {
    width: 100%;
    height: 100%;
    animation: rotateCW 20s linear infinite;
    box-shadow: 0 0 20px var(--accent-cyan-glow);
}

.hologram-circle.inner {
    width: 70%;
    height: 70%;
    border: 1px dashed var(--accent-purple);
    animation: rotateCCW 15s linear infinite;
    box-shadow: 0 0 15px var(--accent-purple-glow);
}

.hologram-core {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100px;
    height: 100px;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    background: radial-gradient(circle, var(--accent-cyan) 0%, transparent 70%);
    animation: pulseCore 3s ease-in-out infinite alternate;
}

.hologram-scanline {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--accent-cyan);
    opacity: 0.7;
    box-shadow: 0 0 10px var(--accent-cyan);
    animation: scanVertical 4s linear infinite;
}

@keyframes rotateCW {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

@keyframes rotateCCW {
    from { transform: translate(-50%, -50%) rotate(360deg); }
    to { transform: translate(-50%, -50%) rotate(0deg); }
}

@keyframes pulseCore {
    from { transform: translate(-50%, -50%) scale(0.9); opacity: 0.6; }
    to { transform: translate(-50%, -50%) scale(1.1); opacity: 1; }
}

@keyframes scanVertical {
    0% { top: 0%; }
    100% { top: 100%; }
}

/* Services Grid Layout */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.service-card {
    background: var(--bg-panel);
    border: 1px solid var(--border-panel);
    border-radius: 8px;
    padding: 3rem 2rem;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(12px);
    transition: var(--transition-normal);
}

.card-glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at top right, var(--accent-cyan-dim), transparent 60%);
    opacity: 0;
    transition: var(--transition-normal);
    pointer-events: none;
}

.service-card:hover {
    border-color: var(--accent-cyan);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 240, 255, 0.05);
}

.service-card:hover .card-glow {
    opacity: 1;
}

.card-icon {
    color: var(--accent-cyan);
    margin-bottom: 2rem;
    filter: drop-shadow(0 0 5px var(--accent-cyan-glow));
}

#service-cognitive .card-icon {
    color: var(--accent-purple);
    filter: drop-shadow(0 0 5px var(--accent-purple-glow));
}

#service-cognitive:hover {
    border-color: var(--accent-purple);
}

#service-cognitive .card-glow {
    background: radial-gradient(circle at top right, var(--accent-purple-dim), transparent 60%);
}

.card-title {
    font-family: var(--font-mono);
    font-size: 1.15rem;
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.card-body {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 2rem;
}

.card-footer {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-muted);
    letter-spacing: 1px;
}

/* Control Room Section (Dashboard) */
.control-room-section {
    padding-top: 5rem;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr 1fr;
    gap: 1.5rem;
    height: 600px;
}

.dashboard-panel {
    background: var(--bg-panel);
    border: 1px solid var(--border-panel);
    border-radius: 8px;
    backdrop-filter: blur(12px);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.85rem 1.25rem;
    background: rgba(255, 255, 255, 0.02);
    border-bottom: 1px solid var(--border-panel);
}

.panel-title {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 1px;
    color: var(--text-secondary);
}

.panel-badge {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    padding: 0.15rem 0.5rem;
    border-radius: 2px;
    background: var(--bg-input);
    border: 1px solid var(--text-muted);
    color: var(--text-secondary);
}

.panel-badge.alert-pulse {
    background: var(--accent-cyan-dim);
    color: var(--accent-cyan);
    border-color: var(--accent-cyan);
    animation: badgePulse 2s infinite alternate;
}

@keyframes badgePulse {
    from { opacity: 0.6; }
    to { opacity: 1; box-shadow: 0 0 8px var(--accent-cyan); }
}

.panel-content {
    padding: 1.5rem;
    flex: 1;
    overflow-y: auto;
}

.panel-content.flex-column {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* Dashboard Forms & Custom Inputs */
.input-group {
    margin-bottom: 1.5rem;
}

.input-label {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 1px;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.label-val {
    color: var(--accent-cyan);
}

.custom-select {
    width: 100%;
    background: var(--bg-input);
    border: 1px solid var(--border-panel);
    padding: 0.65rem 1rem;
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 0.85rem;
    border-radius: 4px;
    outline: none;
    transition: var(--transition-fast);
}

.custom-select:focus {
    border-color: var(--accent-cyan);
    box-shadow: 0 0 10px var(--accent-cyan-dim);
}

.custom-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 4px;
    border-radius: 2px;
    background: var(--bg-input);
    outline: none;
}

.custom-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--accent-cyan);
    cursor: pointer;
    box-shadow: 0 0 8px var(--accent-cyan);
    transition: var(--transition-fast);
}

.custom-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

/* Custom Checkbox */
.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    margin-bottom: 2rem;
}

.custom-checkbox-container {
    display: flex;
    align-items: center;
    position: relative;
    padding-left: 2rem;
    cursor: pointer;
    font-size: 0.8rem;
    user-select: none;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    letter-spacing: 0.5px;
}

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

.checkbox-checkmark {
    position: absolute;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
    height: 16px;
    width: 16px;
    background-color: var(--bg-input);
    border: 1px solid var(--border-panel);
    border-radius: 3px;
    transition: var(--transition-fast);
}

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

.custom-checkbox-container input:checked ~ .checkbox-checkmark {
    background-color: var(--accent-cyan-dim);
    border-color: var(--accent-cyan);
}

.checkbox-checkmark:after {
    content: "";
    position: absolute;
    display: none;
}

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

.custom-checkbox-container .checkbox-checkmark:after {
    left: 5px;
    top: 2px;
    width: 4px;
    height: 8px;
    border: solid var(--accent-cyan);
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

/* Telemetry Column styling */
.telemetry-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
}

.stat-box {
    background: var(--bg-input);
    border: 1px solid var(--border-panel);
    padding: 0.65rem;
    border-radius: 4px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-label {
    font-family: var(--font-mono);
    font-size: 0.55rem;
    color: var(--text-muted);
    letter-spacing: 0.5px;
}

.stat-value {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--accent-cyan);
    font-weight: 600;
    margin-top: 0.25rem;
}

.chart-container {
    height: 180px;
    background: var(--bg-input);
    border: 1px solid var(--border-panel);
    border-radius: 4px;
    position: relative;
}

.chart-container canvas {
    width: 100%;
    height: 100%;
}

.terminal-console {
    flex: 1;
    background: rgba(0, 0, 0, 0.8);
    border: 1px solid var(--border-panel);
    border-radius: 4px;
    padding: 0.85rem;
    overflow-y: auto;
    font-family: monospace;
    font-size: 0.75rem;
    color: #4af626; /* Neo Matrix Green */
}

.terminal-body {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.console-line {
    word-break: break-all;
    line-height: 1.4;
}

.console-line.system {
    color: var(--text-secondary);
}

.console-line.success {
    color: var(--accent-green);
}

.console-line.alert {
    color: var(--accent-red);
}

/* Chat Panel Styling */
.chat-container-inner {
    height: 100%;
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    padding-right: 0.25rem;
}

.chat-system-msg {
    align-self: center;
    background: var(--bg-input);
    border: 1px dashed var(--border-panel);
    font-size: 0.75rem;
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    text-align: center;
    width: 80%;
    margin: 2rem auto;
}

.chat-msg {
    max-width: 80%;
    padding: 0.65rem 1rem;
    border-radius: 8px;
    font-size: 0.85rem;
    line-height: 1.4;
    word-wrap: break-word;
}

.chat-msg.user {
    align-self: flex-end;
    background: var(--accent-cyan-dim);
    color: var(--text-primary);
    border: 1px solid var(--accent-cyan);
    border-bottom-right-radius: 0px;
    box-shadow: 0 0 10px rgba(0, 240, 255, 0.05);
}

.chat-msg.bot {
    align-self: flex-start;
    background: var(--accent-purple-dim);
    color: var(--text-primary);
    border: 1px solid var(--accent-purple);
    border-bottom-left-radius: 0px;
    box-shadow: 0 0 10px rgba(189, 0, 255, 0.05);
}

.chat-msg-time {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.55rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
    text-align: right;
}

.chat-input-bar {
    display: flex;
    gap: 0.5rem;
    border-top: 1px solid var(--border-panel);
    padding-top: 1rem;
}

.chat-input-field {
    flex: 1;
    background: var(--bg-input);
    border: 1px solid var(--border-panel);
    color: var(--text-primary);
    padding: 0.65rem 1rem;
    font-size: 0.85rem;
    border-radius: 4px;
    outline: none;
    transition: var(--transition-fast);
}

.chat-input-field:focus {
    border-color: var(--accent-purple);
    box-shadow: 0 0 10px var(--accent-purple-glow);
}

.chat-input-field:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.chat-send-btn {
    background: var(--bg-input);
    border: 1px solid var(--border-panel);
    color: var(--text-secondary);
    padding: 0 1rem;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.chat-send-btn:hover:not(:disabled) {
    border-color: var(--accent-purple);
    color: var(--accent-purple);
    box-shadow: 0 0 8px var(--accent-purple-glow);
}

.chat-send-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Contact Form Section */
.contact-container {
    max-width: 750px;
    margin: 0 auto;
    width: 100%;
}

.cyber-form {
    background: var(--bg-panel);
    border: 1px solid var(--border-panel);
    padding: 2.5rem;
    border-radius: 8px;
    backdrop-filter: blur(12px);
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group {
    position: relative;
}

.form-input, .form-textarea {
    width: 100%;
    background: var(--bg-input);
    border: 1px solid var(--border-panel);
    padding: 0.85rem 1.25rem;
    color: var(--text-primary);
    font-size: 0.9rem;
    border-radius: 4px;
    outline: none;
    transition: var(--transition-normal);
}

.form-textarea {
    resize: none;
}

.form-label {
    position: absolute;
    top: 50%;
    left: 1.25rem;
    transform: translateY(-50%);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-secondary);
    pointer-events: none;
    transition: var(--transition-normal);
    letter-spacing: 1px;
}

.form-textarea ~ .form-label {
    top: 1.5rem;
    transform: none;
}

.form-input:focus, .form-textarea:focus {
    border-color: var(--accent-cyan);
    box-shadow: 0 0 15px var(--accent-cyan-glow);
}

/* Float labels to top on focus or filled input */
.form-input:focus ~ .form-label,
.form-input:not(:placeholder-shown) ~ .form-label {
    top: -0.5rem;
    left: 0.75rem;
    transform: scale(0.85);
    background: var(--bg-secondary);
    padding: 0 0.5rem;
    color: var(--accent-cyan);
}

.form-textarea:focus ~ .form-label,
.form-textarea:not(:placeholder-shown) ~ .form-label {
    top: -0.5rem;
    left: 0.75rem;
    transform: scale(0.85) translateY(0);
    background: var(--bg-secondary);
    padding: 0 0.5rem;
    color: var(--accent-cyan);
}

/* Toast Success Notification */
.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: var(--bg-secondary);
    border: 1.5px solid var(--accent-green);
    color: var(--text-primary);
    padding: 1rem 1.5rem;
    border-radius: 4px;
    box-shadow: 0 0 20px var(--accent-green-glow);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    letter-spacing: 1px;
    z-index: 1000;
    transition: var(--transition-normal);
    opacity: 1;
}

.toast.hidden {
    transform: translateY(100px);
    opacity: 0;
    pointer-events: none;
}

.toast-icon {
    color: var(--accent-green);
    font-weight: bold;
}

/* Footer Section */
.app-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-panel);
    padding: 3rem 3rem 1.5rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-bottom: 2.5rem;
}

.footer-desc {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-top: 1rem;
    max-width: 400px;
}

.footer-telemetry {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.5rem;
}

.telemetry-item {
    font-size: 0.75rem;
}

.item-label {
    color: var(--text-muted);
}

.item-val {
    color: var(--accent-cyan);
    margin-left: 0.5rem;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border-panel);
    padding-top: 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--text-muted);
}

/* Responsiveness adjustments */
@media (max-width: 1024px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
        height: auto;
    }
    
    .hero-section {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-telemetry {
        align-items: flex-start;
    }
}

@media (max-width: 768px) {
    section {
        padding: 5rem 1.5rem 3rem;
    }
    
    .app-header {
        padding: 1rem 1.5rem;
    }
    
    .nav-links {
        display: none; /* Let navigation remain hidden or simplified on small devices */
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
}