/* -------------------------------------------------------------
 * NEXUS-OS BRANDED LANDING PAGE STYLESHEET
 * Designed with a premium glassmorphic layout, support for
 * both Dark Space and crisp Light modes, glowing radial backlights,
 * responsive grids, a marquee trust strip, and an interactive chatbot.
 * ------------------------------------------------------------- */

/* --- CSS Variables & Design Tokens --- */
:root, html[data-theme="dark"] {
    --bg-dark-space: #08090f;
    --bg-deep-indigo: #0f1122;
    --bg-card-glass: rgba(18, 20, 38, 0.55);
    --border-glass: rgba(255, 255, 255, 0.08);
    --border-glass-glow: rgba(139, 92, 246, 0.35);
    
    /* Brand Accent Gradients */
    --accent-violet: #8b5cf6;
    --accent-violet-glow: rgba(139, 92, 246, 0.15);
    --accent-cyan: #06b6d4;
    --accent-cyan-glow: rgba(6, 182, 212, 0.15);
    --accent-emerald: #10b981;
    --accent-emerald-glow: rgba(16, 185, 129, 0.15);
    --text-white: #ffffff;
    --text-silver: #a0aec0;
    --text-muted: #64748b;
    
    /* Extra Theme-Specific Tokens */
    --glow-opacity: 0.15;
    --input-bg: rgba(255, 255, 255, 0.02);
    --laptop-bezel: #2d3748;
    --laptop-viewport-bg: #0b0c10;
    --nav-bg: rgba(8, 9, 15, 0.65);
    --footer-bg: #06070a;
    
    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Transitions */
    --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-bounce: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

html[data-theme="light"] {
    --bg-dark-space: #f8fafc;
    --bg-deep-indigo: #e2e8f0;
    --bg-card-glass: rgba(255, 255, 255, 0.75);
    --border-glass: rgba(0, 0, 0, 0.08);
    --border-glass-glow: rgba(139, 92, 246, 0.25);
    
    /* Brand Accent Gradients */
    --accent-violet: #7c3aed;
    --accent-violet-glow: rgba(124, 58, 237, 0.08);
    --accent-cyan: #0891b2;
    --accent-cyan-glow: rgba(8, 145, 178, 0.08);
    --accent-emerald: #059669;
    --accent-emerald-glow: rgba(5, 150, 105, 0.08);
    --text-white: #0f172a;
    --text-silver: #475569;
    --text-muted: #94a3b8;
    
    /* Extra Theme-Specific Tokens */
    --glow-opacity: 0.06;
    --input-bg: rgba(0, 0, 0, 0.02);
    --laptop-bezel: #0f172a;
    --laptop-viewport-bg: #f1f5f9;
    --nav-bg: rgba(248, 250, 252, 0.65);
    --footer-bg: #f1f5f9;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    background-color: var(--bg-dark-space);
    color: var(--text-silver);
    font-family: var(--font-body);
    overflow-x: hidden;
    line-height: 1.6;
    background-image: 
        radial-gradient(circle at 50% 0%, var(--bg-deep-indigo) 0%, transparent 70%),
        linear-gradient(var(--bg-dark-space), var(--bg-dark-space));
    position: relative;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* --- Custom Scrollbar --- */
::-webkit-scrollbar {
    width: 8px;
    background-color: var(--bg-dark-space);
}

::-webkit-scrollbar-thumb {
    background-color: rgba(128, 128, 128, 0.3);
    border-radius: 10px;
    border: 2px solid var(--bg-dark-space);
}

::-webkit-scrollbar-thumb:hover {
    background-color: var(--accent-violet);
}

/* --- Ambient Glow Blobs --- */
.glow-bg-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(140px);
    opacity: var(--glow-opacity);
    z-index: -1;
    pointer-events: none;
    transition: var(--transition-smooth);
}

.blob-purple {
    top: 10%;
    left: 5%;
    width: 500px;
    height: 500px;
    background: var(--accent-violet);
}

.blob-cyan {
    top: 30%;
    right: 5%;
    width: 600px;
    height: 600px;
    background: var(--accent-cyan);
}

.blob-emerald {
    bottom: 10%;
    left: 20%;
    width: 550px;
    height: 550px;
    background: var(--accent-emerald);
}

/* --- UI Utilities --- */
.section-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 80px 24px;
}

.section-badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-glass);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--accent-cyan);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

html[data-theme="light"] .section-badge {
    background: rgba(0, 0, 0, 0.03);
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    color: var(--text-white);
    font-weight: 800;
    line-height: 1.25;
    margin-bottom: 20px;
}

.section-desc {
    max-width: 700px;
    margin: 0 auto 50px;
    font-size: 1.1rem;
    color: var(--text-silver);
}

.text-center { text-align: center; }
.text-emerald { color: var(--accent-emerald) !important; }
.text-cyan { color: var(--accent-cyan) !important; }
.text-muted { color: var(--text-muted); }

/* --- Premium Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 12px;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-bounce);
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-violet) 0%, #7c3aed 100%);
    color: #ffffff !important;
    border: none;
    box-shadow: 0 4px 20px var(--accent-violet-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(139, 92, 246, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-white);
    border: 1px solid var(--border-glass);
    backdrop-filter: blur(10px);
}

html[data-theme="light"] .btn-secondary {
    background: rgba(0, 0, 0, 0.03);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.btn-block {
    display: flex;
    width: 100%;
}

/* --- Fixed Navigation Header --- */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: var(--nav-bg);
    border-bottom: 1px solid var(--border-glass);
    backdrop-filter: blur(20px);
    transition: var(--transition-smooth);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    height: 44px;
    width: auto;
    object-fit: contain;
    transition: var(--transition-smooth);
}

.nav-logo:hover {
    transform: scale(1.03);
}

.nav-list {
    display: flex;
    align-items: center;
    list-style: none;
    gap: 28px;
}

.nav-link {
    text-decoration: none;
    color: var(--text-silver);
    font-size: 0.95rem;
    font-weight: 500;
    transition: var(--transition-smooth);
}

.nav-link:hover {
    color: var(--text-white);
}

.cta-nav-btn {
    padding: 10px 20px;
    border-radius: 8px;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: #ffffff !important;
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.2);
    transition: var(--transition-bounce);
}

.cta-nav-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
}

/* Theme Toggle Button */
.theme-toggle-btn {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-glass);
    border-radius: 8px;
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--text-white);
    font-size: 1.2rem;
    transition: var(--transition-bounce);
}

html[data-theme="light"] .theme-toggle-btn {
    background: rgba(0, 0, 0, 0.03);
}

.theme-toggle-btn:hover {
    transform: translateY(-2px);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
}

html[data-theme="dark"] #theme-icon-sun { display: inline-block; }
html[data-theme="dark"] #theme-icon-moon { display: none; }
html[data-theme="light"] #theme-icon-sun { display: none; }
html[data-theme="light"] #theme-icon-moon { display: inline-block; }

.mobile-nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1100;
}

.mobile-nav-toggle .bar {
    width: 26px;
    height: 2px;
    background-color: var(--text-white);
    transition: var(--transition-smooth);
}

/* --- Hero Section --- */
.hero-section {
    padding-top: 150px;
    padding-bottom: 60px;
    position: relative;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    align-items: center;
    gap: 40px;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.badge-tagline {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: var(--accent-violet-glow);
    border: 1px solid var(--accent-violet);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--text-white);
    font-weight: 600;
    margin-bottom: 24px;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 3.2rem;
    line-height: 1.15;
    color: var(--text-white);
    font-weight: 800;
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.typing-text-span {
    background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-violet) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    border-right: 2px solid var(--accent-cyan);
    animation: typingBlink 0.75s step-end infinite;
    padding-right: 4px;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-silver);
    line-height: 1.65;
    margin-bottom: 35px;
}

.hero-cta-group {
    display: flex;
    gap: 16px;
    margin-bottom: 40px;
    width: 100%;
}

.hero-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    width: 100%;
    border-top: 1px solid var(--border-glass);
    padding-top: 30px;
}

.metric-item {
    display: flex;
    flex-direction: column;
}

.metric-num {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--text-white);
    margin-bottom: 4px;
}

.metric-lbl {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* --- Hero Teaser Graphic --- */
.hero-media-showcase {
    display: flex;
    justify-content: center;
    align-items: center;
}

/* --- Hero Laptop Mockup & Video Section --- */
.hero-video-laptop {
    width: 100%;
    max-width: 480px;
    position: relative;
    z-index: 10;
    margin: 0 auto;
}

.hvl-screen {
    background-color: #12131a;
    border: 10px solid var(--laptop-bezel);
    border-bottom: 12px solid var(--laptop-bezel);
    border-radius: 16px 16px 0 0;
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.4), 
        0 0 100px rgba(139, 92, 246, 0.15);
    position: relative;
    overflow: hidden;
}

.hvl-screen::before {
    content: '';
    position: absolute;
    top: 4px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background-color: #4a5568;
    z-index: 20;
}

.hvl-bar {
    background: var(--bg-deep-indigo);
    padding: 8px 14px;
    display: flex;
    align-items: center;
    gap: 6px;
    border-bottom: 1px solid var(--border-glass);
}

.hvl-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    display: inline-block;
}

.hvl-dot-red { background-color: #ff5f56; }
.hvl-dot-yellow { background-color: #ffbd2e; }
.hvl-dot-green { background-color: #27c93f; }

.hvl-bar-title {
    margin-left: 8px;
    font-size: 0.68rem;
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 0.3px;
    text-transform: uppercase;
}

.hvl-viewport {
    width: 100%;
    aspect-ratio: 16 / 10;
    background: var(--laptop-viewport-bg);
    position: relative;
    overflow: hidden;
}

#hero-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    background-color: #0b0c10;
}

.hvl-glare {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.02) 40%, transparent 41%);
    pointer-events: none;
    z-index: 15;
}

.hvl-base {
    height: 12px;
    background: linear-gradient(#718096, #2d3748);
    border-radius: 0 0 12px 12px;
    position: relative;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
    transform: perspective(600px) rotateX(15deg);
    transform-origin: top center;
    border-top: 1px solid rgba(255, 255, 255, 0.3);
}

.hvl-base::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 2.5px;
    background-color: rgba(0, 0, 0, 0.4);
    border-radius: 10px;
}

/* Floating status badge */
.hvl-status-badge {
    position: absolute;
    bottom: 20px;
    left: -24px;
    background: var(--bg-card-glass);
    border: 1px solid var(--border-glass-glow);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    padding: 8px 16px;
    border-radius: 50px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.76rem;
    color: var(--text-white);
    font-weight: 600;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    z-index: 25;
    animation: floatBadge 4s ease-in-out infinite;
}

.hvl-status-dot {
    width: 8px;
    height: 8px;
    background-color: var(--accent-emerald);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--accent-emerald);
    animation: statusPulse 1.8s infinite alternate;
}

/* Animations */
@keyframes floatBadge {
    0% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
    100% { transform: translateY(0); }
}

@keyframes statusPulse {
    0% { opacity: 0.4; }
    100% { opacity: 1; }
}

/* --- High-Fidelity CSS Laptop Chassis Mockup --- */
.simulator-screen-container {
    display: flex;
    justify-content: center;
    align-items: flex-start;
}

.laptop-chassis {
    width: 100%;
    max-width: 480px;
    position: relative;
    z-index: 10;
}

.laptop-screen {
    background-color: #12131a;
    border: 12px solid var(--laptop-bezel);
    border-bottom: 16px solid var(--laptop-bezel);
    border-radius: 16px 16px 0 0;
    box-shadow: 
        0 15px 35px rgba(0, 0, 0, 0.4), 
        0 0 100px rgba(139, 92, 246, 0.1);
    position: relative;
    overflow: hidden;
}

.laptop-screen::before {
    content: '';
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: #4a5568;
    z-index: 20;
}

.laptop-viewport {
    width: 100%;
    aspect-ratio: 16 / 10;
    background: var(--laptop-viewport-bg);
    position: relative;
    overflow: hidden;
}

.screen-glare {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.02) 40%, transparent 41%);
    pointer-events: none;
    z-index: 15;
}

.laptop-keyboard {
    height: 14px;
    background: linear-gradient(#718096, #2d3748);
    border-radius: 0 0 12px 12px;
    position: relative;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
    transform: perspective(600px) rotateX(15deg);
    transform-origin: top center;
    border-top: 1px solid rgba(255, 255, 255, 0.3);
}

.laptop-keyboard::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: rgba(0, 0, 0, 0.4);
    border-radius: 10px;
}

/* --- Simulator Slides & Mock Frames --- */
.simulator-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transform: scale(0.96);
    transition: opacity 0.5s ease, transform 0.5s ease;
    display: flex;
    flex-direction: column;
    z-index: 1;
}

.simulator-slide.active {
    opacity: 1;
    transform: scale(1);
    z-index: 5;
}

/* Mock System UI Styling */
.mock-nav {
    display: flex;
    align-items: center;
    background: var(--bg-deep-indigo);
    padding: 8px 12px;
    border-bottom: 1px solid var(--border-glass);
}

.mock-dots {
    display: flex;
    gap: 5px;
    margin-right: 15px;
}

.mock-dots span {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    display: inline-block;
}
.mock-dots span:nth-child(1) { background-color: #ff5f56; }
.mock-dots span:nth-child(2) { background-color: #ffbd2e; }
.mock-dots span:nth-child(3) { background-color: #27c93f; }

.mock-title {
    font-size: 0.65rem;
    color: var(--text-muted);
    font-weight: 500;
    letter-spacing: 0.5px;
}

.mock-body {
    flex: 1;
    display: flex;
    background: var(--bg-dark-space);
    overflow: hidden;
}

.mock-sidebar {
    width: 32%;
    background: var(--bg-deep-indigo);
    border-right: 1px solid var(--border-glass);
    padding: 10px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.mock-profile {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 10px;
}

.mock-profile .avatar {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--accent-violet);
}

.mock-profile span {
    font-size: 0.6rem;
    color: var(--text-white);
    font-weight: 600;
}

.mock-menu-item {
    padding: 6px 8px;
    border-radius: 4px;
    font-size: 0.55rem;
    color: var(--text-silver);
    font-weight: 500;
}

.mock-menu-item.active {
    background: rgba(139, 92, 246, 0.1);
    color: var(--accent-violet);
    font-weight: 600;
}

.mock-main {
    flex: 1;
    padding: 10px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    overflow-y: auto;
}

.mock-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.mock-header h4 {
    font-size: 0.7rem;
    color: var(--text-white);
    font-weight: 700;
}

.pill-active {
    font-size: 0.5rem;
    padding: 2px 6px;
    background: var(--accent-violet-glow);
    border: 1px solid var(--accent-violet);
    color: var(--text-white);
    border-radius: 50px;
    font-weight: 600;
}

.mock-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 6px;
}

.mock-card {
    background: var(--bg-card-glass);
    border: 1px solid var(--border-glass);
    border-radius: 6px;
    padding: 6px;
    display: flex;
    flex-direction: column;
}

.card-lbl {
    font-size: 0.48rem;
    color: var(--text-muted);
}

.card-val {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-white);
    margin-top: 2px;
}

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

.mock-chart-panel {
    background: var(--bg-card-glass);
    border: 1px solid var(--border-glass);
    border-radius: 6px;
    padding: 6px;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 6px;
}

.mock-chart-panel h5 {
    font-size: 0.55rem;
    color: var(--text-silver);
    font-weight: 600;
}

.mock-bar-chart {
    display: flex;
    align-items: flex-end;
    justify-content: space-around;
    height: 42px;
    border-bottom: 1px solid var(--border-glass);
    padding-bottom: 2px;
}

.chart-bar {
    width: 18px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 2px 2px 0 0;
    position: relative;
}

.chart-bar span {
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.42rem;
    color: var(--text-muted);
    white-space: nowrap;
}

.chart-bar.bar-active {
    background: linear-gradient(to top, var(--accent-violet), var(--accent-cyan));
}

/* --- Client Trust Strip --- */
.trust-strip-section {
    padding: 24px 0;
    background: rgba(8, 9, 15, 0.25);
    border-top: 1px solid var(--border-glass);
    border-bottom: 1px solid var(--border-glass);
    overflow: hidden;
}

html[data-theme="light"] .trust-strip-section {
    background: rgba(255, 255, 255, 0.4);
}

.trust-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.trust-label {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-muted);
    white-space: nowrap;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.trust-marquee-wrapper {
    flex: 1;
    overflow: hidden;
    position: relative;
    mask-image: linear-gradient(to right, transparent, #000 10%, #000 90%, transparent);
    -webkit-mask-image: linear-gradient(to right, transparent, #000 10%, #000 90%, transparent);
}

.trust-marquee {
    display: flex;
    align-items: center;
    gap: 30px;
    width: max-content;
    animation: marqueeScroll 24s linear infinite;
}

.school-badge {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 16px;
    background: var(--bg-card-glass);
    border: 1px solid var(--border-glass);
    border-radius: 12px;
    backdrop-filter: blur(10px);
}

.school-badge i {
    font-size: 1.4rem;
    color: var(--accent-cyan);
}

.school-badge-info {
    display: flex;
    flex-direction: column;
}

.school-name {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-white);
}

.school-url {
    font-size: 0.72rem;
    color: var(--text-muted);
}

.trust-divider {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--border-glass);
}

@keyframes marqueeScroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* --- Features Section --- */
.features-section {
    border-top: 1px solid var(--border-glass);
    background: rgba(8, 9, 15, 0.1);
}

.features-grid-large {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: 40px;
}

.feat-card {
    background: var(--bg-card-glass);
    border: 1px solid var(--border-glass);
    border-radius: 16px;
    padding: 24px;
    backdrop-filter: blur(10px);
    transition: var(--transition-bounce);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
}

.feat-icon {
    width: 46px;
    height: 46px;
    background: var(--input-bg);
    border: 1px solid var(--border-glass);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-bounce);
}

.feat-icon i {
    font-size: 1.4rem;
    color: var(--accent-cyan);
    transition: var(--transition-bounce);
}

.feat-card h3 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-white);
    line-height: 1.35;
}

.feat-sub {
    font-size: 0.8rem;
    color: var(--text-silver);
}

.feat-card:hover {
    transform: translateY(-5px);
    border-color: var(--border-glass-glow);
    box-shadow: 0 8px 25px rgba(139, 92, 246, 0.12);
}

html[data-theme="dark"] .feat-card:hover {
    background: rgba(22, 24, 45, 0.7);
}

html[data-theme="light"] .feat-card:hover {
    background: rgba(255, 255, 255, 0.9);
}

.feat-card:hover .feat-icon {
    border-color: var(--accent-violet);
    background: var(--accent-violet-glow);
}

.feat-card:hover .feat-icon i {
    color: var(--accent-violet);
    transform: scale(1.1) rotate(5deg);
}

/* Coming soon feature styling */
.feat-coming-soon {
    opacity: 0.65;
}

.coming-soon-badge {
    background: var(--input-bg);
    border: 1px solid var(--border-glass);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-muted);
}

/* Smart scan badge styling */
.smart-badge {
    font-size: 0.65rem;
    padding: 1px 6px;
    background: var(--accent-emerald-glow);
    border: 1px solid var(--accent-emerald);
    color: var(--accent-emerald);
    border-radius: 4px;
    margin-left: 4px;
    vertical-align: middle;
}/* See more features functionality (Max 2 rows initially) */
.features-grid-large:not(.show-all) .feat-card:nth-child(n+9) {
    display: none;
}

@media (max-width: 1024px) {
    .features-grid-large:not(.show-all) .feat-card:nth-child(n+7) {
        display: none;
    }
}

@media (max-width: 768px) {
    .features-grid-large:not(.show-all) .feat-card:nth-child(n+5) {
        display: none;
    }
}

@media (max-width: 480px) {
    .features-grid-large:not(.show-all) .feat-card:nth-child(n+3) {
        display: none;
    }
}

.features-see-more-wrap {
    display: flex;
    justify-content: center;
    margin-top: 40px;
}

.btn-subtle {
    background: var(--bg-card-glass);
    border: 1px solid var(--border-glass);
    color: var(--text-white);
    padding: 10px 24px;
    border-radius: 30px;
    font-family: var(--font-heading);
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition-smooth);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.btn-subtle:hover {
    background: var(--input-bg);
    border-color: var(--border-glass-glow);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
}

.btn-subtle i {
    font-size: 1rem;
    transition: transform 0.3s ease;
}

/* --- HUD Control Panel --- */
.simulator-tabs-section {
    background: rgba(8, 9, 15, 0.05);
    border-top: 1px solid var(--border-glass);
}

.tabs-header-wrap {
    max-width: 700px;
    margin: 0 auto 40px;
}

.portal-selector-hud {
    background: var(--bg-card-glass);
    border: 1px solid var(--border-glass);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 12px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
}

.hud-tab {
    background: transparent;
    border: none;
    border-radius: 12px;
    padding: 16px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    transition: var(--transition-bounce);
    position: relative;
    overflow: hidden;
}

.hud-tab i {
    font-size: 1.8rem;
    color: var(--text-muted);
    transition: var(--transition-bounce);
}

.hud-tab span {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-silver);
    transition: var(--transition-smooth);
}

.hud-tab:hover {
    background: rgba(255, 255, 255, 0.03);
}

html[data-theme="light"] .hud-tab:hover {
    background: rgba(0, 0, 0, 0.02);
}

.hud-tab:hover i {
    color: var(--text-white);
    transform: translateY(-2px);
}

.hud-tab.active {
    background: rgba(139, 92, 246, 0.08);
    border: 1px solid rgba(139, 92, 246, 0.2);
}

.hud-tab.active i {
    color: var(--accent-violet);
}

.hud-tab.active span {
    color: var(--text-white);
}

/* --- Simulator Workspace (V3 Two-Column Grid) --- */
.simulator-workspace-grid {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 35px;
    margin-top: 35px;
    align-items: start;
}

.simulator-features-panel {
    background: var(--bg-card-glass);
    border: 1px solid var(--border-glass);
    border-radius: 20px;
    padding: 24px;
    backdrop-filter: blur(20px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.panel-header-title {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    color: var(--text-white);
    font-weight: 700;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
    border-bottom: 1px solid var(--border-glass);
    padding-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.panel-header-title i {
    color: var(--accent-cyan);
}

.features-action-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.feature-action-item {
    background: var(--input-bg);
    border: 1px solid var(--border-glass);
    border-radius: 12px;
    padding: 14px 18px;
    cursor: pointer;
    text-align: left;
    transition: var(--transition-bounce);
    display: flex;
    align-items: center;
    gap: 14px;
}

.feature-action-item .action-icon {
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-glass);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 1.15rem;
    transition: var(--transition-smooth);
}

html[data-theme="light"] .feature-action-item .action-icon {
    background: rgba(0, 0, 0, 0.02);
}

.feature-action-item .action-info {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.feature-action-item h4 {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-white);
}

.feature-action-item p {
    font-size: 0.75rem;
    color: var(--text-silver);
    margin-top: 2px;
    line-height: 1.35;
}

.feature-action-item .action-chevron {
    color: var(--text-muted);
    font-size: 0.9rem;
    transition: var(--transition-smooth);
}

/* Feature item Active state */
.feature-action-item.active {
    background: var(--accent-violet-glow);
    border-color: var(--accent-violet);
    box-shadow: 0 4px 15px var(--accent-violet-glow);
}

.feature-action-item.active .action-icon {
    background: var(--accent-violet);
    border-color: var(--accent-violet);
    color: #ffffff;
}

.feature-action-item.active h4 {
    color: var(--text-white);
}

.feature-action-item.active p {
    color: var(--text-white);
    opacity: 0.85;
}

.feature-action-item.active .action-chevron {
    color: var(--accent-violet);
    transform: translateX(4px);
}

/* Feature item Hover state */
.feature-action-item:hover:not(.active) {
    border-color: var(--accent-cyan);
    background: rgba(6, 182, 212, 0.04);
}

.feature-action-item:hover:not(.active) .action-icon {
    color: var(--accent-cyan);
    border-color: var(--accent-cyan);
}

.feature-action-item:hover:not(.active) .action-chevron {
    color: var(--accent-cyan);
}

/* --- Dynamic Naira ROI Savings Calculator --- */
.calculator-section {
    background: linear-gradient(180deg, transparent 0%, var(--bg-deep-indigo) 100%);
    border-top: 1px solid var(--border-glass);
}

.calculator-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.calc-inputs-panel h2 {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    color: var(--text-white);
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.2;
}

.input-slider-group {
    background: var(--input-bg);
    border: 1px solid var(--border-glass);
    border-radius: 16px;
    padding: 24px;
    margin-bottom: 24px;
}

.slider-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.slider-header label {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    color: var(--text-white);
}

.slider-display {
    padding: 4px 12px;
    background: rgba(6, 182, 212, 0.08);
    border: 1px solid var(--accent-cyan);
    color: var(--accent-cyan);
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 700;
}

/* Premium Range Slider styling */
.premium-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 6px;
    border-radius: 10px;
    background: rgba(128, 128, 128, 0.2);
    outline: none;
}

.premium-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-violet) 100%);
    cursor: pointer;
    box-shadow: 0 0 10px rgba(6, 182, 212, 0.6);
    transition: transform 0.2s ease;
}

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

.calc-results-panel {
    background: var(--bg-card-glass);
    border: 1px solid var(--border-glass);
    backdrop-filter: blur(20px);
    border-radius: 24px;
    padding: 40px;
    box-shadow: 0 15px 45px rgba(0, 0, 0, 0.4);
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-bottom: 30px;
}

.result-box {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-glass);
    border-radius: 16px;
    padding: 24px 20px;
}

html[data-theme="light"] .result-box {
    background: rgba(0, 0, 0, 0.01);
}

.result-lbl {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.result-val {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 800;
    margin-top: 8px;
    margin-bottom: 8px;
    letter-spacing: -0.5px;
}

.roi-summary-card {
    border-top: 1px solid var(--border-glass);
    padding-top: 30px;
}

.roi-summary-card h4 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    color: var(--text-white);
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.5;
}

/* --- Competitor Matrix Comparison Table --- */
.table-responsive-wrapper {
    width: 100%;
    overflow-x: auto;
    background: var(--bg-card-glass);
    border: 1px solid var(--border-glass);
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.matrix-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    min-width: 800px;
}

.matrix-table th, .matrix-table td {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-glass);
    font-size: 0.95rem;
}

.matrix-table th {
    font-family: var(--font-heading);
    color: var(--text-white);
    font-weight: 700;
    background: rgba(255, 255, 255, 0.02);
}

html[data-theme="light"] .matrix-table th {
    background: rgba(0, 0, 0, 0.02);
}

.matrix-table th.col-nexus {
    background: rgba(139, 92, 246, 0.08);
    color: var(--accent-violet);
    font-size: 1.05rem;
}

.matrix-table td.col-nexus {
    background: rgba(139, 92, 246, 0.03);
    font-weight: 600;
    color: var(--text-white);
}

.matrix-table tr:last-child td {
    border-bottom: none;
}

.matrix-table tr:hover {
    background: rgba(255, 255, 255, 0.01);
}

.feature-name {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--text-white);
}

.matrix-table i {
    font-size: 1.2rem;
    vertical-align: middle;
    margin-right: 4px;
}

.matrix-table i.la-times-circle {
    color: var(--text-muted);
}

/* --- Pricing Tiers --- */
.pricing-section {
    background: radial-gradient(circle at 50% 100%, var(--bg-deep-indigo) 0%, transparent 60%);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    align-items: stretch;
    max-width: 900px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--bg-card-glass);
    border: 1px solid var(--border-glass);
    border-radius: 24px;
    padding: 35px 25px;
    backdrop-filter: blur(20px);
    transition: var(--transition-bounce);
    position: relative;
    display: flex;
    flex-direction: column;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
}

.tier-badge {
    align-self: flex-start;
    padding: 4px 10px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-glass);
    border-radius: 4px;
    font-size: 0.75rem;
    color: var(--text-silver);
    font-weight: 600;
    margin-bottom: 24px;
    text-transform: uppercase;
}

html[data-theme="light"] .tier-badge {
    background: rgba(0, 0, 0, 0.03);
}

.pricing-card h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--text-white);
    font-weight: 700;
    margin-bottom: 16px;
}

.pricing-value {
    display: flex;
    align-items: baseline;
    margin-bottom: 24px;
}

.pricing-value .currency {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--text-white);
    margin-right: 2px;
}

.pricing-value .amt {
    font-family: var(--font-heading);
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--text-white);
    line-height: 1;
}

.pricing-value .per-term {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-left: 6px;
}

.tier-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 30px;
    border-top: 1px solid var(--border-glass);
    padding-top: 24px;
}

.tier-features li {
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.tier-features i {
    font-size: 1.2rem;
}

/* Featured Price Card details */
.pricing-card.card-featured {
    border-color: var(--accent-violet);
    box-shadow: 0 10px 40px var(--accent-violet-glow);
    background: linear-gradient(180deg, rgba(139, 92, 246, 0.05) 0%, rgba(18, 20, 38, 0.6) 100%);
    transform: scale(1.04);
    z-index: 10;
}

html[data-theme="light"] .pricing-card.card-featured {
    background: linear-gradient(180deg, rgba(124, 58, 237, 0.05) 0%, rgba(255, 255, 255, 0.95) 100%);
}

.pricing-card.card-featured .tier-badge {
    background: var(--accent-violet);
    border-color: var(--accent-violet);
    color: #ffffff;
}

.pricing-card:hover {
    transform: translateY(-8px);
}

.pricing-card.card-featured:hover {
    transform: scale(1.04) translateY(-8px);
}

/* --- Searchable FAQ Accordions --- */
.faq-section {
    border-top: 1px solid var(--border-glass);
}

.faq-search-box {
    max-width: 600px;
    margin: 0 auto 40px;
    position: relative;
}

.faq-search-box i {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.3rem;
    color: var(--text-muted);
}

#faq-search-input {
    width: 100%;
    padding: 16px 20px 16px 54px;
    background: var(--bg-card-glass);
    border: 1px solid var(--border-glass);
    border-radius: 12px;
    color: var(--text-white);
    font-family: var(--font-body);
    font-size: 1rem;
    outline: none;
    transition: var(--transition-smooth);
}

#faq-search-input:focus {
    border-color: var(--accent-violet);
    box-shadow: 0 0 15px var(--accent-violet-glow);
}

.faq-accordion-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.faq-item {
    background: var(--bg-card-glass);
    border: 1px solid var(--border-glass);
    border-radius: 16px;
    overflow: hidden;
    transition: var(--transition-smooth);
}

.faq-question {
    width: 100%;
    padding: 20px 24px;
    background: transparent;
    border: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    text-align: left;
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-white);
    transition: var(--transition-smooth);
}

.faq-question i {
    font-size: 1.25rem;
    color: var(--text-muted);
    transition: var(--transition-bounce);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    padding: 0 24px;
    transition: var(--transition-smooth);
}

.faq-answer p {
    padding-bottom: 20px;
    font-size: 0.95rem;
    line-height: 1.65;
}

/* FAQ Active layout */
.faq-item.active {
    border-color: var(--border-glass-glow);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
    color: var(--accent-violet);
}

.faq-item.active .faq-answer {
    max-height: 250px;
}

/* --- Final Call To Action --- */
.final-cta-section {
    background: linear-gradient(to top, var(--bg-deep-indigo) 0%, transparent 100%);
    border-top: 1px solid var(--border-glass);
    padding: 80px 0;
}

.final-cta-section h2 {
    font-family: var(--font-heading);
    font-size: 2.6rem;
    font-weight: 800;
    color: var(--text-white);
    margin-bottom: 20px;
    line-height: 1.2;
}

.final-cta-section p {
    max-width: 600px;
    margin: 0 auto 40px;
    font-size: 1.1rem;
}

.cta-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
}

/* --- Footer --- */
.main-footer {
    background: var(--footer-bg);
    border-top: 1px solid var(--border-glass);
    padding-top: 60px;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px 40px;
    display: grid;
    grid-template-columns: 1.4fr 0.8fr 0.8fr;
    gap: 40px;
}

.footer-brand-col p {
    font-size: 0.9rem;
    margin-top: 20px;
    margin-bottom: 30px;
    line-height: 1.6;
}

.footer-logo {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.footer-socials {
    display: flex;
    gap: 12px;
}

.footer-socials a {
    width: 38px;
    height: 38px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-glass);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: var(--text-silver);
    transition: var(--transition-bounce);
}

.footer-socials a:hover {
    color: #ffffff;
    background: var(--accent-violet);
    border-color: var(--accent-violet);
    transform: translateY(-3px);
}

.footer-links-col h4 {
    font-family: var(--font-heading);
    font-size: 1.05rem;
    color: var(--text-white);
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-links-col ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links-col a {
    text-decoration: none;
    color: var(--text-muted);
    font-size: 0.9rem;
    transition: var(--transition-smooth);
}

.footer-links-col a:hover {
    color: var(--text-white);
    padding-left: 4px;
}

.footer-bottom-bar {
    border-top: 1px solid var(--border-glass);
    padding: 24px;
}

.bottom-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.bottom-links {
    display: flex;
    gap: 24px;
}

.bottom-links a {
    text-decoration: none;
    color: var(--text-muted);
    transition: var(--transition-smooth);
}

.bottom-links a:hover {
    color: var(--text-white);
}

/* --- Chatbot Widget --- */
.chatbot-bubble {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: #10b981;
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 30px rgba(16, 185, 129, 0.4);
    cursor: pointer;
    z-index: 10000;
    transition: var(--transition-bounce);
}

.chatbot-bubble:hover {
    transform: scale(1.08) translateY(-2px);
    box-shadow: 0 12px 35px rgba(16, 185, 129, 0.6);
}

.chatbot-bubble i {
    font-size: 1.8rem;
}

.chatbot-notification-dot {
    position: absolute;
    top: 2px;
    right: 2px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: #ef4444;
    border: 2px solid #ffffff;
    animation: pulseGlow 2s infinite;
}

@keyframes pulseGlow {
    0% { transform: scale(0.9); opacity: 1; }
    50% { transform: scale(1.2); opacity: 0.7; }
    100% { transform: scale(0.9); opacity: 1; }
}

.chatbot-panel {
    position: fixed;
    bottom: 105px;
    right: 30px;
    width: 380px;
    height: 480px;
    background: var(--bg-card-glass);
    border: 1px solid var(--border-glass);
    backdrop-filter: blur(25px);
    border-radius: 20px;
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.4);
    z-index: 10000;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    opacity: 0;
    transform: translateY(20px) scale(0.95);
    pointer-events: none;
    transition: var(--transition-bounce);
}

.chatbot-panel.active {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: all;
}

.chatbot-header {
    background: rgba(16, 185, 129, 0.1);
    border-bottom: 1px solid var(--border-glass);
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    position: relative;
}

.chatbot-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: #10b981;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-size: 1.4rem;
}

.chatbot-header-info {
    display: flex;
    flex-direction: column;
}

.chatbot-name {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-white);
}

.chatbot-status {
    font-size: 0.72rem;
    color: #10b981;
    display: flex;
    align-items: center;
    gap: 4px;
    font-weight: 500;
}

.chatbot-status i {
    font-size: 0.5rem;
    vertical-align: middle;
}

.chatbot-close-btn {
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.2rem;
    cursor: pointer;
    transition: var(--transition-smooth);
}

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

.chatbot-messages {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
    scroll-behavior: smooth;
}

/* Custom Scrollbar for Chat messages */
.chatbot-messages::-webkit-scrollbar {
    width: 4px;
}

.chatbot-messages::-webkit-scrollbar-thumb {
    background-color: var(--border-glass);
    border-radius: 10px;
}

.chat-msg {
    max-width: 85%;
    padding: 10px 14px;
    border-radius: 14px;
    font-size: 0.88rem;
    line-height: 1.45;
}

.msg-bot {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-glass);
    color: var(--text-silver);
    align-self: flex-start;
    border-top-left-radius: 4px;
}

html[data-theme="light"] .msg-bot {
    background: rgba(0, 0, 0, 0.03);
}

.msg-user {
    background: #10b981;
    color: #ffffff;
    align-self: flex-end;
    border-top-right-radius: 4px;
}

.chatbot-options {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 8px;
    align-self: flex-start;
    width: 100%;
}

.chatbot-opt-btn {
    width: 100%;
    padding: 10px 14px;
    background: var(--input-bg);
    border: 1px solid var(--border-glass);
    border-radius: 10px;
    color: var(--text-white);
    font-size: 0.85rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    transition: var(--transition-bounce);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.chatbot-opt-btn:hover {
    border-color: #10b981;
    background: rgba(16, 185, 129, 0.05);
    transform: translateX(3px);
}

.chatbot-opt-btn i {
    color: #10b981;
}

.chatbot-input-area {
    padding: 14px;
    border-top: 1px solid var(--border-glass);
    display: flex;
    gap: 8px;
    background: rgba(0, 0, 0, 0.05);
}

#chatbot-free-input {
    flex: 1;
    padding: 8px 14px;
    background: var(--input-bg);
    border: 1px solid var(--border-glass);
    border-radius: 8px;
    color: var(--text-white);
    font-family: var(--font-body);
    font-size: 0.88rem;
    outline: none;
}

#chatbot-free-input:focus {
    border-color: #10b981;
}

#chatbot-send-btn {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: #10b981;
    color: #ffffff;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1.1rem;
    transition: var(--transition-bounce);
}

#chatbot-send-btn:hover {
    transform: scale(1.05);
}

/* --- Typing Animation Keyframes --- */
@keyframes typingBlink {
    from, to { border-color: transparent }
    50% { border-color: var(--accent-cyan); }
}

/* --- Dynamic Screen Transition Animation --- */
@keyframes mockSlideFade {
    from { opacity: 0; transform: scale(0.96); }
    to { opacity: 1; transform: scale(1); }
}

/* --- Responsive Media Queries (Mobile & Tablet) --- */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 50px;
        text-align: center;
    }
    
    .hero-content {
        align-items: center;
    }
    
    .hero-cta-group {
        justify-content: center;
    }
    
    .features-grid-large {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .pricing-card.card-featured {
        transform: scale(1);
    }
    
    .pricing-card.card-featured:hover {
        transform: scale(1) translateY(-8px);
    }
    
    .calculator-layout {
        grid-template-columns: 1fr;
        gap: 35px;
    }
    
    .simulator-workspace-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .simulator-screen-container {
        width: 100%;
    }
}

@media (max-width: 768px) {
    .mobile-nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 76px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 76px);
        background: var(--bg-dark-space);
        padding: 30px 24px;
        border-top: 1px solid var(--border-glass);
        transition: var(--transition-smooth);
        overflow-y: auto;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-list {
        flex-direction: column;
        align-items: stretch;
        gap: 20px;
    }
    
    .nav-link {
        font-size: 1.1rem;
        display: block;
        padding: 8px 0;
    }
    
    .cta-nav-btn {
        text-align: center;
        padding: 12px 20px;
        font-size: 1rem;
    }
    
    .hero-title {
        font-size: 2.2rem;
    }
    
    .features-grid-large {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .portal-selector-hud {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }
    
    .hud-tab {
        padding: 12px 8px;
    }
    
    .hud-tab i { font-size: 1.5rem; }
    .hud-tab span { font-size: 0.8rem; }
    
    .footer-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .bottom-container {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .features-grid-large {
        grid-template-columns: 1fr;
    }
    
    .hero-cta-group {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-cta-group .btn {
        width: 100%;
    }
    
    .chatbot-panel {
        width: calc(100vw - 40px);
        right: 20px;
        bottom: 95px;
    }
}