/* MBP Software Developers - Custom Design System */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
    /* Color Palette - Premium Light Tech Theme */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;
    --primary: #2563eb; /* Royal Tech Blue */
    --primary-glow: rgba(37, 99, 235, 0.15);
    --secondary: #0d9488; /* Emerald Teal */
    --secondary-glow: rgba(13, 148, 136, 0.15);
    --accent: #7c3aed; /* Violet Power */
    --accent-glow: rgba(124, 58, 237, 0.15);
    --border-color: #e2e8f0;
    --card-shadow: 0 10px 30px -10px rgba(148, 163, 184, 0.2);
    --glow-shadow: 0 0 30px rgba(37, 99, 235, 0.12);
    --font-sans: 'Outfit', 'Plus Jakarta Sans', sans-serif;
    --border-radius: 16px;
    --transition-speed: 0.3s;
    --glass-bg: rgba(255, 255, 255, 0.85);
    --glass-border: rgba(226, 232, 240, 0.8);
}

/* Optional Dark Mode variables (Toggled via JavaScript) */
[data-theme="dark"] {
    --bg-primary: #090d16;
    --bg-secondary: #0f172a;
    --bg-tertiary: #1e293b;
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    --primary: #3b82f6;
    --primary-glow: rgba(59, 130, 246, 0.25);
    --secondary: #14b8a6;
    --secondary-glow: rgba(20, 184, 166, 0.25);
    --accent: #a78bfa;
    --accent-glow: rgba(167, 139, 250, 0.25);
    --border-color: #334155;
    --card-shadow: 0 15px 35px -12px rgba(0, 0, 0, 0.5);
    --glow-shadow: 0 0 35px rgba(59, 130, 246, 0.2);
    --glass-bg: rgba(9, 13, 22, 0.85);
    --glass-border: rgba(51, 65, 85, 0.8);
}

/* Reset and Core Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

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

/* Utility Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

@keyframes spin-slow {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes pulse-soft {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; transform: scale(1.02); }
}

.reveal-element {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal-element.active {
    opacity: 1;
    transform: translateY(0);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}
::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 5px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Container */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

/* 1. Header & Navigation */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    transition: background var(--transition-speed), border var(--transition-speed), padding var(--transition-speed);
}

header.scrolled {
    padding: 8px 0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 72px;
}

.logo-link {
    display: flex;
    align-items: center;
    text-decoration: none;
    gap: 12px;
}

.logo-img {
    height: 44px;
    width: auto;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.logo-link:hover .logo-img {
    transform: scale(1.05);
}

.logo-text-box h1 {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.5px;
    line-height: 1.1;
}

.logo-text-box span {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 28px;
}

.nav-item a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    padding: 6px 0;
    transition: color 0.2s ease;
}

.nav-item a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary);
    transition: width 0.3s ease;
}

.nav-item a:hover {
    color: var(--primary);
}

.nav-item a:hover::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

/* Theme Toggle */
.theme-toggle-btn {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1rem;
    transition: background 0.3s, transform 0.2s;
}

.theme-toggle-btn:hover {
    background: var(--border-color);
    transform: scale(1.05);
}

/* Premium Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    font-weight: 600;
    font-size: 0.9rem;
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    border: none;
}

.btn-primary {
    background: var(--primary);
    color: #ffffff;
    box-shadow: 0 4px 14px var(--primary-glow);
}

.btn-primary:hover {
    background: #1d4ed8;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--primary-glow);
}

.btn-secondary {
    background: var(--bg-primary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

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

.btn-whatsapp {
    background: #25d366;
    color: #ffffff;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.2);
}

.btn-whatsapp:hover {
    background: #20ba59;
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(37, 211, 102, 0.3);
}

/* Mobile Nav Toggle */
.mobile-nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
}

/* 2. Hero Section */
.hero-section {
    position: relative;
    padding: 180px 0 100px 0;
    background: radial-gradient(circle at top right, rgba(37, 99, 235, 0.04), transparent 40%),
                radial-gradient(circle at bottom left, rgba(13, 148, 136, 0.03), transparent 30%);
    overflow: hidden;
}

.hero-particle-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

.hero-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 48px;
    align-items: center;
}

.hero-content {
    animation: fadeInUp 0.8s ease;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(37, 99, 235, 0.08);
    border: 1px solid rgba(37, 99, 235, 0.15);
    color: var(--primary);
    padding: 6px 14px;
    border-radius: 30px;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 24px;
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.15;
    font-weight: 800;
    letter-spacing: -1.5px;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.hero-title span {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-description {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 36px;
    max-width: 580px;
}

.hero-actions-row {
    display: flex;
    gap: 16px;
    margin-bottom: 40px;
}

.hero-trust-row {
    display: flex;
    align-items: center;
    gap: 32px;
    border-top: 1px solid var(--border-color);
    padding-top: 24px;
}

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

.trust-num {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
}

.trust-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Hero Visual Console Panel */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    animation: fadeInUp 1s ease;
}

.visual-console-wrapper {
    width: 100%;
    max-width: 480px;
    background: #0f172a; /* Terminal Dark for high contrast */
    border-radius: 12px;
    box-shadow: 0 20px 50px rgba(15, 23, 42, 0.3);
    border: 1px solid #334155;
    overflow: hidden;
    position: relative;
}

.console-header {
    background: #1e293b;
    padding: 12px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid #334155;
}

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

.console-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}
.console-dot.red { background: #ef4444; }
.console-dot.yellow { background: #eab308; }
.console-dot.green { background: #22c55e; }

.console-title {
    color: #94a3b8;
    font-size: 0.75rem;
    font-family: monospace;
}

.console-body {
    padding: 20px;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.85rem;
    color: #38bdf8; /* Cyan text */
    min-height: 280px;
    line-height: 1.5;
}

.console-line {
    margin-bottom: 8px;
    opacity: 0;
    transform: translateX(-10px);
    animation: fadeInUp 0.4s forwards;
}

.console-green { color: #4ade80; }
.console-purple { color: #c084fc; }
.console-white { color: #f8fafc; }

/* 3. Stats & Highlights */
.section-padding {
    padding: 100px 0;
}

.bg-secondary-section {
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.section-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 60px auto;
}

.section-subtitle {
    color: var(--primary);
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 12px;
    display: block;
}

.section-title {
    font-size: 2.25rem;
    font-weight: 800;
    letter-spacing: -0.75px;
    color: var(--text-primary);
    line-height: 1.25;
}

.section-desc {
    color: var(--text-secondary);
    margin-top: 16px;
    font-size: 1.05rem;
}

.highlights-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.highlight-card {
    background: var(--bg-primary);
    padding: 30px 24px;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    box-shadow: var(--card-shadow);
    transition: all 0.3s ease;
    text-align: center;
}

.highlight-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--glow-shadow);
    border-color: rgba(37, 99, 235, 0.3);
}

.highlight-icon-box {
    width: 60px;
    height: 60px;
    background: var(--primary-glow);
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.5rem;
    margin: 0 auto 20px auto;
}

.highlight-card:nth-child(2) .highlight-icon-box {
    background: var(--secondary-glow);
    color: var(--secondary);
}

.highlight-card:nth-child(3) .highlight-icon-box {
    background: var(--accent-glow);
    color: var(--accent);
}

.highlight-card h3 {
    font-size: 1.15rem;
    margin-bottom: 10px;
    font-weight: 700;
}

.highlight-card p {
    font-size: 0.88rem;
    color: var(--text-secondary);
}

/* 4. Interactive ERP Dashboard Simulator */
.simulator-box {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    overflow: hidden;
    display: grid;
    grid-template-columns: 240px 1fr;
    min-height: 540px;
}

.simulator-sidebar {
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    padding: 24px 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.sidebar-title {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 12px;
    padding-left: 12px;
}

.simulator-tab {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: 8px;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    text-align: left;
    transition: all 0.2s ease;
}

.simulator-tab i {
    width: 18px;
    font-size: 1rem;
}

.simulator-tab:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.simulator-tab.active {
    background: var(--primary);
    color: #ffffff;
    box-shadow: 0 4px 12px var(--primary-glow);
}

.simulator-display {
    padding: 32px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* Inside simulated ERP */
.erp-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 16px;
}

.erp-title-box h4 {
    font-size: 1.25rem;
    font-weight: 700;
}

.erp-title-box p {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.erp-badge {
    background: var(--secondary-glow);
    color: var(--secondary);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 20px;
    border: 1px solid rgba(13, 148, 136, 0.2);
}

/* Simulated Stats Cards */
.erp-stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.erp-stat-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.stat-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: var(--bg-primary);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.15rem;
    color: var(--primary);
    border: 1px solid var(--border-color);
}

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-val {
    font-size: 1.15rem;
    font-weight: 800;
}

.stat-lbl {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Simulated Interactive Chart area */
.erp-chart-area {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
}

.chart-header {
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-secondary);
    display: flex;
    justify-content: space-between;
}

.chart-bars-container {
    display: flex;
    align-items: flex-end;
    justify-content: space-around;
    height: 140px;
    padding-top: 10px;
    border-bottom: 1px solid var(--border-color);
}

.chart-bar-col {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 50px;
}

.chart-bar {
    width: 24px;
    background: var(--primary);
    border-top-left-radius: 4px;
    border-top-right-radius: 4px;
    height: 0; /* Animated in JS */
    transition: height 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.chart-bar-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-top: 8px;
    font-weight: 600;
}

/* Simulated dynamic data grid */
.erp-data-table {
    width: 100%;
    border-collapse: collapse;
}

.erp-data-table th, .erp-data-table td {
    padding: 10px 14px;
    font-size: 0.82rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.erp-data-table th {
    font-weight: 700;
    background: var(--bg-secondary);
    color: var(--text-secondary);
}

.status-indicator {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.72rem;
    font-weight: 700;
}

.status-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
}

.status-green { color: #16a34a; }
.status-green .status-dot { background: #16a34a; }
.status-orange { color: #ea580c; }
.status-orange .status-dot { background: #ea580c; }

/* Dynamic Sector Adaptability Styles */
.highlight-card, .testimonial-card {
    transition: transform 0.4s cubic-bezier(0.165, 0.84, 0.44, 1), 
                box-shadow 0.4s ease, 
                opacity 0.5s ease, 
                border-color 0.4s ease, 
                filter 0.5s ease;
}

/* Dimmed cards */
.dimmed-out {
    opacity: 0.35 !important;
    filter: grayscale(80%) blur(0.5px);
    pointer-events: none;
    transform: scale(0.96) !important;
}

/* Focused active cards */
.highlight-focus {
    transform: translateY(-8px) scale(1.04) !important;
    border-color: var(--primary) !important;
    box-shadow: var(--glow-shadow) !important;
    z-index: 5;
    opacity: 1 !important;
    filter: none !important;
}

/* Smooth typing indicator animation */
#chatConsoleBody, #plsqlConsoleBody {
    transition: background-color var(--transition-speed);
}

/* 6. Dynamic Portfolio Showcase */
.portfolio-filters-row {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 40px;
}

.filter-btn {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 8px 18px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    color: var(--text-secondary);
    transition: all 0.2s ease;
}

.filter-btn:hover {
    background: var(--bg-tertiary);
}

.filter-btn.active {
    background: var(--text-primary);
    color: var(--bg-primary);
    border-color: var(--text-primary);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.portfolio-card {
    background: var(--bg-primary);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    overflow: hidden;
    box-shadow: var(--card-shadow);
    transition: transform 0.12s cubic-bezier(0.25, 0.46, 0.45, 0.94), box-shadow 0.3s ease, border-color 0.3s ease;
    display: flex;
    flex-direction: column;
    transform-style: preserve-3d;
    perspective: 1000px;
}

.portfolio-card:hover {
    box-shadow: var(--glow-shadow);
    border-color: rgba(37, 99, 235, 0.3);
}

.portfolio-img-box {
    position: relative;
    height: 220px;
    background: var(--bg-tertiary);
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    perspective: 800px;
    transform-style: preserve-3d;
}

/* 3D Depth Popup for mockups */
.portfolio-mockup-browser, .portfolio-mockup-mobile {
    transition: transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    transform-style: preserve-3d;
}

.portfolio-card:hover .portfolio-mockup-browser {
    transform: translateY(10px) translateZ(40px) rotateX(4deg);
}

.portfolio-card:hover .portfolio-mockup-mobile {
    transform: translateZ(50px) rotateY(-5deg) rotateX(5deg);
}

/* Stylized Mockups inside Portfolio Image Box */
.portfolio-mockup-browser {
    width: 85%;
    height: 80%;
    background: var(--bg-primary);
    border-radius: 8px 8px 0 0;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--border-color);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transform: translateY(10px);
}

.browser-header-mock {
    background: var(--bg-secondary);
    height: 16px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 0 8px;
}

.browser-dot-mock {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--text-muted);
    opacity: 0.5;
}

.browser-content-mock {
    flex: 1;
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.mock-line {
    height: 6px;
    background: var(--border-color);
    border-radius: 3px;
}
.mock-line.short { width: 40%; }
.mock-line.medium { width: 70%; }
.mock-line.accent { background: var(--primary-glow); }

.portfolio-mockup-mobile {
    width: 110px;
    height: 180px;
    background: var(--bg-primary);
    border: 4px solid var(--text-primary);
    border-radius: 18px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.mobile-notch-mock {
    height: 10px;
    background: var(--text-primary);
    width: 50%;
    margin: 0 auto;
    border-bottom-left-radius: 6px;
    border-bottom-right-radius: 6px;
}

.mobile-content-mock {
    flex: 1;
    padding: 8px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    justify-content: center;
}

.portfolio-info-box {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.portfolio-tag {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.portfolio-card h4 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.portfolio-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
    flex: 1;
}

.portfolio-tech-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.tech-badge {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    font-size: 0.7rem;
    padding: 3px 8px;
    border-radius: 4px;
    font-weight: 600;
}

/* 7. Tech Stack Grid */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}

.tech-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
    text-align: center;
    box-shadow: var(--card-shadow);
    transition: all 0.3s ease;
    cursor: pointer;
    perspective: 1000px;
}

.tech-card:hover {
    transform: translateY(-5px) scale(1.03);
    border-color: var(--primary);
    box-shadow: var(--glow-shadow);
}

.tech-icon {
    font-size: 2.25rem;
    margin-bottom: 12px;
    display: inline-block;
    transition: transform 0.3s ease;
}

.tech-card:hover .tech-icon {
    transform: rotateY(360deg);
}

.tech-name {
    font-weight: 700;
    font-size: 0.9rem;
    display: block;
}

.tech-desc {
    font-size: 0.72rem;
    color: var(--text-muted);
    margin-top: 4px;
}

/* 8. Client Reviews & Trust */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.testimonial-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--card-shadow);
    display: flex;
    flex-direction: column;
    position: relative;
}

.testimonial-card::before {
    content: '“';
    position: absolute;
    top: 15px;
    left: 20px;
    font-size: 4rem;
    color: var(--primary-glow);
    font-family: Georgia, serif;
    line-height: 1;
}

.testimonial-quote {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
    line-height: 1.6;
    position: relative;
    z-index: 1;
}

.testimonial-user {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: auto;
}

.user-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--primary-glow);
    color: var(--primary);
    display: flex;
    justify-content: center;
    align-items: center;
    font-weight: 700;
    font-size: 0.95rem;
}

.user-info h5 {
    font-size: 0.9rem;
    font-weight: 700;
}

.user-info p {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Contact / Quick Help section */
.contact-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 48px;
    align-items: center;
}

.contact-info-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-top: 32px;
}

.contact-info-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.contact-icon-box {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--primary-glow);
    color: var(--primary);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.contact-text-box h5 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.contact-text-box p {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.contact-card-form {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 40px;
    box-shadow: var(--card-shadow);
}

.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-secondary);
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 0.9rem;
    transition: all 0.2s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    background: var(--bg-primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

/* 9. Footer Section */
footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 80px 0 30px 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr 0.8fr 1.2fr;
    gap: 40px;
    margin-bottom: 60px;
}

.footer-col h3 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.footer-col p {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

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

.footer-links-list a {
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 0.88rem;
    transition: color 0.2s ease;
}

.footer-links-list a:hover {
    color: var(--primary);
}

.footer-social-row {
    display: flex;
    gap: 12px;
    margin-top: 16px;
}

.social-circle {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--text-secondary);
    transition: all 0.2s ease;
    text-decoration: none;
}

.social-circle:hover {
    background: var(--primary);
    color: #ffffff;
    border-color: var(--primary);
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-bottom p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Floating Action Button (WhatsApp) */
.whatsapp-floating-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25d366;
    color: #ffffff;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2rem;
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
    z-index: 999;
    text-decoration: none;
    transition: transform 0.2s, background 0.2s;
}

.whatsapp-floating-btn:hover {
    transform: scale(1.1);
    background: #20ba59;
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
    .hero-title { font-size: 2.75rem; }
    .highlights-grid { grid-template-columns: repeat(2, 1fr); }
    .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
    .tech-grid { grid-template-columns: repeat(4, 1fr); }
    .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .nav-menu { display: none; } /* Add toggle logic */
    .mobile-nav-toggle { display: block; }
    .hero-grid { grid-template-columns: 1fr; text-align: center; }
    .hero-description { margin: 0 auto 36px auto; }
    .hero-actions-row { justify-content: center; }
    .hero-trust-row { justify-content: center; }
    .simulator-box { grid-template-columns: 1fr; }
    .simulator-sidebar { flex-direction: row; overflow-x: auto; padding-bottom: 12px; }
    .estimator-layout { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .tech-grid { grid-template-columns: repeat(3, 1fr); }
    .footer-bottom { justify-content: center; text-align: center; }
}

@media (max-width: 480px) {
    .hero-title { font-size: 2.25rem; }
    .hero-actions-row { flex-direction: column; width: 100%; }
    .hero-actions-row .btn { width: 100%; }
    .highlights-grid { grid-template-columns: 1fr; }
    .portfolio-grid { grid-template-columns: 1fr; }
    .tech-grid { grid-template-columns: repeat(2, 1fr); }
    .testimonials-grid { grid-template-columns: 1fr; }
    .options-flex-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
}

/* AI Consultant Section Custom Styling */
.query-btn {
    transition: all 0.2s ease;
    cursor: pointer;
    background: none;
    border: 1px solid var(--border-color);
}
.query-btn:hover {
    background: var(--bg-secondary);
    border-color: var(--text-muted);
}
.query-btn.active {
    background: var(--primary-glow) !important;
    border-color: var(--primary) !important;
}
.query-btn.active .chip-title {
    color: var(--primary);
}

/* Terminal pulsing cursor */
#aiTypedOutput::after {
    content: '█';
    animation: cursor-pulse 1s infinite;
    color: var(--secondary);
    margin-left: 2px;
}

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


/* Chatbot Custom Styling */
.chat-message-row {
    display: flex;
    width: 100%;
    margin-bottom: 8px;
}
.chat-message-row.user-row {
    justify-content: flex-end;
}
.chat-message-row.bot-row {
    justify-content: flex-start;
}
.chat-bubble {
    max-width: 82%;
    padding: 12px 16px;
    border-radius: 16px;
    font-size: 0.85rem;
    line-height: 1.5;
    word-wrap: break-word;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}
.bubble-user {
    background: var(--primary);
    color: #ffffff;
    border-bottom-right-radius: 4px;
}
.bubble-bot {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border-bottom-left-radius: 4px;
    border: 1px solid var(--border-color);
}
[data-theme="dark"] .bubble-bot {
    background: #1e293b;
    color: #f8fafc;
    border-color: #334155;
}
.suggestion-chip {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 8px 14px;
    border-radius: 20px;
    font-size: 0.78rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    box-shadow: var(--card-shadow);
}
.suggestion-chip:hover {
    background: var(--primary-glow);
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
}
.chat-chips-flex {
    transition: all 0.3s ease;
}