/* ===== RESET & BASE STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Color Palette */
    --primary-bg: #0a0a0f;
    --secondary-bg: #121218;
    --surface-bg: #1a1a25;
    --elevated-bg: #252532;
    
    /* Accent Colors */
    --primary-accent: #00d4ff;
    --secondary-accent: #ff6b9d;
    --success-accent: #4ade80;
    --warning-accent: #fbbf24;
    
    /* Gradient Colors */
    --gradient-primary: linear-gradient(135deg, #00d4ff 0%, #0066ff 100%);
    --gradient-secondary: linear-gradient(135deg, #ff6b9d 0%, #c084fc 100%);
    --gradient-success: linear-gradient(135deg, #4ade80 0%, #22d3ee 100%);
    
    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --text-tertiary: #71717a;
    
    /* Glass Morphism */
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: rgba(0, 0, 0, 0.3);
    
    /* Typography */
    --font-primary: 'Space Grotesk', sans-serif;
    --font-secondary: 'Inter', sans-serif;
    
    /* Spacing */
    --section-padding: 120px 0;
    --container-padding: 0 24px;
    --border-radius: 16px;
    --border-radius-large: 24px;
    
    /* Responsive Breakpoints */
    --mobile-small: 320px;
    --mobile: 480px;
    --tablet-small: 768px;
    --tablet-medium: 900px;  /* S10 Ultra optimization */
    --tablet-large: 1024px;
    --desktop: 1200px;
    --desktop-large: 1440px;
    
    /* Device-specific optimizations */
    --s10-ultra-width: 900px;
    --ipad-pro-width: 1024px;
    
    /* Animation */
    --transition-fast: 0.2s ease-in-out;
    --transition-medium: 0.4s ease-in-out;
    --transition-slow: 0.6s ease-in-out;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    /* Better viewport handling for tablets */
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
}

body {
    font-family: var(--font-secondary);
    background: var(--primary-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    scroll-behavior: smooth;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    /* Enhanced tablet support */
    -webkit-overflow-scrolling: touch;
    touch-action: manipulation;
    /* Prevent zoom on input focus for tablets */
    -ms-touch-action: manipulation;
}

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

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

::-webkit-scrollbar-thumb {
    background: var(--gradient-primary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gradient-secondary);
}

/* ===== LAYOUT COMPONENTS ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--container-padding);
    width: 100%;
    /* Better tablet handling */
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-title {
    font-family: var(--font-primary);
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 24px;
    background: var(--gradient-primary);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== ANIMATED BACKGROUND ===== */
#particle-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    background: radial-gradient(ellipse at center, rgba(0, 212, 255, 0.05) 0%, transparent 50%);
}

/* ===== RESPONSIVE TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 600;
    line-height: 1.2;
}

/* Fluid Typography Scale */
h1 {
    font-size: clamp(2.5rem, 5vw + 1rem, 4rem);
    line-height: 1.1;
}

h2 {
    font-size: clamp(2rem, 4vw + 0.5rem, 3rem);
    line-height: 1.15;
}

h3 {
    font-size: clamp(1.5rem, 3vw + 0.25rem, 2.25rem);
    line-height: 1.2;
}

h4 {
    font-size: clamp(1.25rem, 2.5vw + 0.25rem, 1.75rem);
    line-height: 1.3;
}

h5 {
    font-size: clamp(1.125rem, 2vw + 0.125rem, 1.5rem);
    line-height: 1.3;
}

h6 {
    font-size: clamp(1rem, 1.5vw + 0.125rem, 1.25rem);
    line-height: 1.4;
}

/* Body text responsive scaling */
body {
    font-size: clamp(0.875rem, 1.5vw + 0.5rem, 1.125rem);
}

/* Paragraph text scaling */
p {
    font-size: clamp(0.9rem, 1.2vw + 0.3rem, 1.125rem);
    line-height: 1.6;
    margin-bottom: 1em;
}

.text-gradient {
    background: var(--gradient-primary);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.text-gradient.typewriter-container {
    display: inline-block;
    vertical-align: baseline;
}

.text-gradient.typewriter-container .typewriter-text {
    background: var(--gradient-primary);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* ===== BUTTONS ===== */
.btn-primary, .btn-secondary, .btn-outline, .btn-ghost {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 8px 32px rgba(0, 212, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(0, 212, 255, 0.4);
}

.btn-secondary {
    background: var(--glass-bg);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: var(--glass-border);
    transform: translateY(-1px);
}

.btn-outline {
    background: transparent;
    color: var(--primary-accent);
    border: 1px solid var(--primary-accent);
}

.btn-outline:hover {
    background: var(--primary-accent);
    color: var(--primary-bg);
    transform: translateY(-1px);
}

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

.btn-ghost:hover {
    color: var(--text-primary);
    background: var(--glass-bg);
    border-color: var(--glass-border);
}

.btn-large {
    padding: 16px 32px;
    font-size: 1.1rem;
}

/* Glow Effect */
.glow-btn {
    position: relative;
}

.glow-btn::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius);
    z-index: -1;
    opacity: 0;
    transition: opacity var(--transition-fast);
    filter: blur(8px);
}

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

/* ===== GLASS MORPHISM CARDS ===== */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 32px;
    transition: all var(--transition-medium);
    position: relative;
    overflow: hidden;
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left var(--transition-slow);
    z-index: 1;
}

.glass-card:hover::before {
    left: 100%;
}

.glass-card:hover {
    transform: translateY(-8px);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(0, 212, 255, 0.3);
    box-shadow: 
        0 20px 60px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(0, 212, 255, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

/* Interactive Card Enhancement */
.interactive-card {
    cursor: pointer;
}

.interactive-card:hover .step-icon,
.interactive-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
    color: var(--primary-accent);
}

.interactive-card .step-number,
.interactive-card .feature-number {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.875rem;
    opacity: 0.8;
    transition: all var(--transition-medium);
}

.interactive-card:hover .step-number,
.interactive-card:hover .feature-number {
    opacity: 1;
    transform: scale(1.1);
}

/* ===== HEADER & NAVIGATION ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    padding: 16px 0;
    transition: all var(--transition-fast);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-primary);
    font-weight: 700;
    font-size: 1.25rem;
    text-decoration: none;
    color: inherit;
}

.logo-img {
    height: 50px;
    width: auto;
    display: block;
    max-width: 280px;
    transition: all var(--transition-fast);
}

.logo-img:hover {
    transform: scale(1.02);
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.nav-menu {
    display: flex;
    gap: 20px;
    align-items: center;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    position: relative;
    transition: color var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 4px;
}

/* Dropdown Navigation */
.nav-dropdown {
    position: relative;
}

.dropdown-toggle {
    cursor: pointer;
}

.dropdown-toggle i {
    font-size: 0.75rem;
    transition: transform var(--transition-fast);
}

.nav-dropdown:hover .dropdown-toggle i {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 12px 0;
    min-width: 180px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-fast);
    z-index: 1000;
    margin-top: 8px;
}

.nav-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-link {
    display: block;
    padding: 8px 16px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 400;
    transition: all var(--transition-fast);
}

.dropdown-link:hover {
    color: var(--primary-accent);
    background: rgba(0, 212, 255, 0.1);
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform var(--transition-fast);
}

.nav-link:hover::after {
    transform: scaleX(1);
}

.nav-actions {
    display: flex;
    gap: 12px;
    align-items: center;
}

.nav-actions .btn-secondary,
.nav-actions .btn-primary {
    padding: 8px 16px;
    font-size: 0.85rem;
    min-height: auto;
}

.nav-actions .btn-primary i {
    font-size: 0.8rem;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-fast);
}

/* ===== HERO SECTION ===== */
.hero {
    padding: 200px 0 120px;
    position: relative;
    overflow: visible;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.hero .container {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.hero-title {
    font-size: clamp(3rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 24px;
    text-align: left;
}

.hero-title .typewriter-container {
    display: inline-block;
    vertical-align: baseline;
    position: relative;
    overflow: hidden;
}

.hero-title br {
    line-height: inherit;
}

/* Prevent any layout shifts during typewriter animation */
.hero-content {
    min-height: 400px;
}

.hero-text {
    position: relative;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 500px;
}

.hero-cta {
    display: flex;
    flex-direction: column;
    gap: 16px;
    align-items: flex-start;
}

.hero-demo-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.hero-demo-note {
    color: var(--text-secondary);
    font-size: 1rem;
    margin: 0;
    font-style: italic;
    opacity: 0.9;
    max-width: 400px;
    line-height: 1.4;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    z-index: 100;
    opacity: 1;
    visibility: visible;
    width: auto;
    min-width: 200px;
}

.scroll-indicator:hover {
    transform: translateX(-50%) translateY(-5px);
}

.scroll-text {
    color: var(--text-primary);
    font-size: 0.95rem;
    margin-bottom: 12px;
    opacity: 0.9;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.scroll-arrow {
    display: flex;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(0, 212, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 2px solid var(--primary-accent);
    align-items: center;
    justify-content: center;
    animation: bounce 2s infinite;
    transition: all var(--transition-fast);
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.2);
    margin: 0 auto;
}

.scroll-arrow:hover {
    background: var(--primary-accent);
    border-color: var(--primary-accent);
    box-shadow: 0 8px 20px rgba(0, 212, 255, 0.4);
}

.scroll-arrow:hover i {
    color: white;
}

.scroll-arrow i {
    color: var(--primary-accent);
    font-size: 1.2rem;
    transition: color var(--transition-fast);
}

/* Bounce Animation */
@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

/* Pulse glow animation */
@keyframes pulseGlow {
    0% {
        box-shadow: 0 0 0 0 rgba(0, 212, 255, 0.4);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(0, 212, 255, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(0, 212, 255, 0);
    }
}

.scroll-arrow::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    border-radius: 50%;
    animation: pulseGlow 2s infinite;
    z-index: -1;
}

/* AI Visualization */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 500px;
    position: relative;
}

.ai-visualization {
    width: 400px;
    height: 400px;
    position: relative;
}

.neural-network {
    position: absolute;
    inset: 0;
}

.node {
    position: absolute;
    width: 20px;
    height: 20px;
    background: var(--gradient-primary);
    border-radius: 50%;
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.5);
    animation: nodeGlow 2s ease-in-out infinite alternate;
}

.node-1 { top: 10%; left: 20%; animation-delay: 0s; }
.node-2 { top: 30%; right: 10%; animation-delay: 0.2s; }
.node-3 { bottom: 30%; left: 10%; animation-delay: 0.4s; }
.node-4 { bottom: 10%; right: 20%; animation-delay: 0.6s; }
.node-5 { top: 50%; left: 50%; animation-delay: 0.8s; transform: translate(-50%, -50%); }

.connection {
    position: absolute;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--primary-accent), transparent);
    opacity: 0.6;
    animation: connectionPulse 3s ease-in-out infinite;
}

.con-1 {
    top: 15%;
    left: 25%;
    width: 40%;
    transform: rotate(45deg);
    animation-delay: 0s;
}

.con-2 {
    top: 35%;
    right: 15%;
    width: 35%;
    transform: rotate(-45deg);
    animation-delay: 0.5s;
}

.con-3 {
    bottom: 35%;
    left: 15%;
    width: 35%;
    transform: rotate(45deg);
    animation-delay: 1s;
}

.con-4 {
    bottom: 15%;
    right: 25%;
    width: 40%;
    transform: rotate(-45deg);
    animation-delay: 1.5s;
}

.data-flow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.pulse-ring {
    width: 100px;
    height: 100px;
    border: 2px solid var(--primary-accent);
    border-radius: 50%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: pulseRing 2s ease-out infinite;
}

.pulse-ring.delay-1 { animation-delay: 0.7s; }
.pulse-ring.delay-2 { animation-delay: 1.4s; }

/* ===== SOCIAL PROOF ===== */
/* ===== HOW IT WORKS ===== */
/* ===== HOW IT WORKS SECTION ===== */
.how-it-works {
    padding: var(--section-padding);
    background: var(--primary-bg);
    position: relative;
    overflow: hidden;
}

.how-it-works::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center, rgba(0, 212, 255, 0.02) 0%, transparent 70%);
    pointer-events: none;
}

.how-it-works-header {
    text-align: center;
    margin-bottom: 80px;
}

.how-it-works-title {
    font-family: var(--font-primary);
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
    margin-bottom: 16px;
}

/* AI Employees Content Layout */
.ai-employees-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.ai-employees-image {
    position: relative;
}

.office-image {
    width: 100%;
    height: auto;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    transition: all var(--transition-medium);
}

.office-image:hover {
    transform: translateY(-8px);
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.3);
}

.ai-employees-info {
    padding: 20px 0;
}

.ai-employees-title {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 32px;
    line-height: 1.2;
}

.ai-employees-description {
    margin-bottom: 40px;
}

.ai-employees-description p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 16px;
}

.ai-employees-description p:last-child {
    margin-bottom: 0;
}

/* Expandable Tabs */
.ai-employees-tabs {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 32px;
}

.expandable-tab {
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    overflow: hidden;
    transition: all var(--transition-medium);
}

.expandable-tab:hover {
    border-color: var(--primary-accent);
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.1);
}

.tab-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 18px 20px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.tab-header:hover {
    background: rgba(0, 212, 255, 0.05);
}

.tab-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 0.85rem;
    flex-shrink: 0;
}

.expandable-tab[data-tab="features"] .tab-icon {
    background: rgba(251, 191, 36, 0.2);
    color: #fbbf24;
}

.expandable-tab[data-tab="savings"] .tab-icon {
    background: rgba(34, 197, 94, 0.2);
    color: var(--success-accent);
}

.expandable-tab[data-tab="roi"] .tab-icon {
    background: rgba(139, 92, 246, 0.2);
    color: #8b5cf6;
}

.tab-title {
    flex: 1;
    color: var(--text-primary);
    font-size: 0.95rem;
    line-height: 1.4;
    font-weight: 500;
}

.tab-toggle {
    color: var(--text-secondary);
    transition: transform var(--transition-fast);
    font-size: 0.8rem;
}

.expandable-tab.active .tab-toggle {
    transform: rotate(180deg);
}

.tab-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-medium) ease-out;
}

.expandable-tab.active .tab-content {
    max-height: 500px;
}

.tab-content-inner {
    padding: 0 20px 20px 20px;
    border-top: 1px solid var(--glass-border);
}

.tab-content-inner h4 {
    color: var(--text-primary);
    font-size: 1.1rem;
    font-weight: 600;
    margin: 16px 0 12px 0;
}

.tab-content-inner ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.tab-content-inner li {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 8px;
}

.tab-content-inner li i {
    color: var(--success-accent);
    font-size: 0.8rem;
    width: 16px;
    flex-shrink: 0;
}

/* Savings Grid */
.savings-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin: 16px 0;
}

.savings-item {
    text-align: center;
    padding: 20px 16px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 12px;
    border: 1px solid var(--glass-border);
    transition: all var(--transition-medium);
}

.savings-item:hover {
    background: rgba(0, 0, 0, 0.4);
    border-color: var(--success-accent);
}

.savings-item.total {
    background: rgba(34, 197, 94, 0.15);
    border-color: rgba(34, 197, 94, 0.4);
}

.savings-item.total:hover {
    background: rgba(34, 197, 94, 0.2);
    border-color: var(--success-accent);
}

.savings-amount {
    color: var(--success-accent);
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 8px;
    display: block;
    line-height: 1;
}

.savings-item.total .savings-amount {
    font-size: 2.2rem;
    margin-bottom: 10px;
}

.savings-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.4;
    font-weight: 500;
}

.savings-note {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
    margin: 16px 0 0 0;
    font-style: italic;
}

/* ROI Metrics */
.roi-metrics {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin: 16px 0;
}

.roi-metric {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 8px;
    border: 1px solid var(--glass-border);
}

.metric-icon {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1rem;
    flex-shrink: 0;
}

.metric-info {
    flex: 1;
}

.metric-value {
    color: var(--primary-accent);
    font-size: 1.8rem;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 4px;
}

.metric-label {
    color: var(--text-primary);
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 2px;
}

.metric-desc {
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.3;
}

/* Demo Section */
.demo-section {
    text-align: center;
    margin-top: 32px;
}

.demo-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: var(--gradient-primary);
    border: none;
    border-radius: 12px;
    padding: 18px 32px;
    color: white;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-medium);
}

.demo-btn:hover {
    background: var(--gradient-secondary);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.3);
}

.demo-btn i {
    font-size: 0.9rem;
}

/* Animation Classes */
.expandable-tab.visible {
    animation: slideInUp 0.6s ease-out forwards;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.expandable-tab.opening {
    animation: tabPulse 0.3s ease-out;
}

.expandable-tab.closing {
    animation: tabShrink 0.3s ease-out;
}

@keyframes tabPulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.02); }
    100% { transform: scale(1); }
}

@keyframes tabShrink {
    0% { transform: scale(1); }
    50% { transform: scale(0.98); }
    100% { transform: scale(1); }
}

/* Accessibility */
.expandable-tab:focus-within {
    outline: 2px solid var(--primary-accent);
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
    .expandable-tab.visible {
        animation: none;
    }
    
    .tab-content {
        transition: none;
    }
    
    .tab-toggle {
        transition: none;
    }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .ai-employees-content {
        gap: 40px;
    }
    
    .ai-employees-title {
        font-size: 2rem;
    }
    
    .savings-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
}

@media (max-width: 768px) {
    .how-it-works {
        padding: 80px 0;
    }
    
    .how-it-works-header {
        margin-bottom: 60px;
    }
    
    .ai-employees-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: left;
    }
    
    .ai-employees-title {
        font-size: 1.75rem;
        margin-bottom: 24px;
    }
    
    .ai-employees-description {
        margin-bottom: 32px;
    }
    
    .ai-employees-description p {
        font-size: 1rem;
    }
    
    .tab-header {
        padding: 16px 18px;
    }
    
    .tab-title {
        font-size: 0.9rem;
    }
    
    .roi-metric {
        flex-direction: column;
        text-align: center;
        gap: 12px;
    }
    
    .metric-icon {
        width: 40px;
        height: 40px;
        font-size: 0.9rem;
    }
    
    .metric-value {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 120px 0 60px;
    }
    
    .hero-content {
        gap: 40px;
    }
    
    .hero-title {
        font-size: clamp(2.5rem, 8vw, 3.5rem);
        margin-bottom: 20px;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
        padding: 0 10px;
        margin-bottom: 32px;
    }
    
    .hero-cta {
        align-items: center;
        text-align: center;
    }
    
    .hero-demo-note {
        text-align: center;
        font-size: 0.95rem;
    }
    
    .hero {
        min-height: 100vh;
        padding: 120px 0 80px;
    }
    
    .scroll-indicator {
        bottom: 20px;
        min-width: 150px;
    }
    
    .scroll-text {
        font-size: 0.8rem;
        margin-bottom: 8px;
    }
    
    .scroll-arrow {
        width: 35px;
        height: 35px;
    }
    
    .scroll-arrow i {
        font-size: 1rem;
    }
    
    .btn-large {
        width: 100%;
        max-width: 280px;
    }
    
    .btn-ghost {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }
    
    .how-it-works-title {
        font-size: 1.75rem;
    }
    
    .ai-employees-title {
        font-size: 1.5rem;
    }
    
    .ai-employees-info {
        padding: 0;
    }
    
    .tab-header {
        padding: 14px 16px;
        gap: 10px;
    }
    
    .tab-title {
        font-size: 0.85rem;
    }
    
    .tab-content-inner {
        padding: 0 16px 16px 16px;
    }
    
    .savings-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    .savings-item {
        padding: 16px 12px;
    }
    
    .savings-amount {
        font-size: 1.5rem;
    }
    
    .savings-item.total .savings-amount {
        font-size: 1.8rem;
    }
    
    .demo-btn {
        padding: 16px 24px;
        font-size: 1rem;
        width: 100%;
    }
    
    .roi-metric {
        padding: 12px;
    }
    
    .metric-value {
        font-size: 1.3rem;
    }
    
    .metric-label {
        font-size: 0.85rem;
    }
    
    .metric-desc {
        font-size: 0.8rem;
    }
}

/* ===== FEATURES SECTION ===== */
.features {
    padding: var(--section-padding);
    background: var(--secondary-bg);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 32px;
}

.feature-card {
    text-align: center;
    transition: all var(--transition-medium);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    font-size: 1.5rem;
    color: white;
    transition: all var(--transition-medium);
}

.feature-card:hover .feature-icon {
    transform: rotateY(180deg);
    background: var(--gradient-secondary);
}

.feature-title {
    font-size: 1.5rem;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.feature-description {
    color: var(--text-secondary);
    margin-bottom: 24px;
    line-height: 1.6;
}

.feature-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding-top: 24px;
    border-top: 1px solid var(--glass-border);
}

.stat-number {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-label {
    color: var(--text-tertiary);
    font-size: 0.9rem;
}

/* ===== TESTIMONIALS ===== */
.testimonials {
    padding: var(--section-padding);
    background: var(--secondary-bg);
}

.testimonials-carousel {
    position: relative;
    max-width: 1200px; /* Increased from 900px to match features width */
    margin: 0 auto;
    overflow: hidden;
    padding: 20px 0;
}

.testimonial-track {
    display: flex;
    transition: transform 0.6s ease-in-out;
    will-change: transform;
}

.testimonial-slide {
    min-width: 100%;
    opacity: 0;
    transform: translateX(20px);
    transition: all 0.6s ease-in-out;
}

.testimonial-slide.active {
    opacity: 1;
    transform: translateX(0);
}

.testimonial-card {
    max-width: 1000px; /* Increased from 700px for wider layout */
    margin: 0 auto;
    padding: 50px;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    box-shadow: 
        0 25px 60px rgba(0, 0, 0, 0.15),
        0 0 0 1px rgba(255, 255, 255, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-8px);
    box-shadow: 
        0 35px 80px rgba(0, 0, 0, 0.2),
        0 0 0 1px rgba(0, 212, 255, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.testimonial-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-accent), var(--secondary-accent), var(--primary-accent));
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.5);
}

.testimonial-card::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.03) 0%, transparent 70%);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.testimonial-card:hover::after {
    opacity: 1;
}

.quote-icon {
    text-align: center;
    margin-bottom: 20px;
}

.quote-icon i {
    font-size: 2rem;
    color: var(--primary-accent);
    opacity: 0.7;
}

.testimonial-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
    align-items: start;
}

.testimonial-main {
    display: flex;
    flex-direction: column;
}

.testimonial-text {
    font-size: 1.4rem;
    line-height: 1.8;
    margin-bottom: 32px;
    color: var(--text-primary);
    font-style: italic;
    text-align: left;
    position: relative;
    font-weight: 400;
}

.testimonial-text::before {
    content: '"';
    position: absolute;
    top: -20px;
    left: -30px;
    font-size: 4rem;
    color: var(--primary-accent);
    opacity: 0.3;
    font-family: Georgia, serif;
}

.testimonial-text::after {
    content: '"';
    position: absolute;
    bottom: -30px;
    right: -10px;
    font-size: 4rem;
    color: var(--primary-accent);
    opacity: 0.3;
    font-family: Georgia, serif;
}

.testimonial-author {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 20px;
    margin-bottom: 0;
}

.testimonial-sidebar {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 30px 20px;
    background: rgba(0, 212, 255, 0.03);
    border-radius: 20px;
    border: 1px solid rgba(0, 212, 255, 0.1);
    position: relative;
    backdrop-filter: blur(10px);
}

.author-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid var(--primary-accent);
    box-shadow: 
        0 8px 25px rgba(0, 212, 255, 0.4),
        0 0 0 4px rgba(0, 212, 255, 0.1);
    transition: all var(--transition-fast);
    margin-bottom: 20px;
}

.author-avatar:hover {
    transform: scale(1.1);
    box-shadow: 
        0 12px 35px rgba(0, 212, 255, 0.6),
        0 0 0 6px rgba(0, 212, 255, 0.2);
}



.author-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-fast);
}

.author-avatar img:hover {
    transform: scale(1.1);
}

.author-info {
    text-align: center;
    flex: 1;
}

.author-name {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-primary);
    background: var(--gradient-primary);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.author-title {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-bottom: 12px;
    font-weight: 500;
}

.review-rating {
    display: flex;
    gap: 6px;
    justify-content: center;
    margin-bottom: 20px;
}

.review-rating i {
    color: #ffd700;
    font-size: 1.1rem;
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
    transition: transform 0.2s ease;
}

.review-rating i:hover {
    transform: scale(1.2);
}

.testimonial-stats {
    display: flex;
    flex-direction: column;
    gap: 15px;
    width: 100%;
}

.testimonial-stats .stat {
    text-align: center;
    padding: 20px 15px;
    background: rgba(0, 212, 255, 0.08);
    border-radius: 15px;
    border: 1px solid rgba(0, 212, 255, 0.2);
    transition: all 0.3s ease;
    cursor: pointer;
}

.testimonial-stats .stat:hover {
    background: rgba(0, 212, 255, 0.15);
    border-color: rgba(0, 212, 255, 0.4);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 212, 255, 0.2);
}

.testimonial-stats .stat-number {
    display: block;
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--primary-accent);
    margin-bottom: 6px;
    text-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
}

.testimonial-stats .stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Testimonials Responsive Design */
@media (max-width: 1024px) {
    .testimonials-carousel {
        max-width: 100%;
        padding: 15px;
    }
    
    .testimonial-card {
        padding: 40px 30px;
    }
    
    .testimonial-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .testimonial-sidebar {
        padding: 25px 20px;
    }
    
    .testimonial-stats {
        flex-direction: row;
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .testimonial-card {
        padding: 30px 20px;
        max-width: 100%;
    }
    
    .testimonial-text {
        font-size: 1.2rem;
        line-height: 1.7;
        margin-bottom: 25px;
    }
    
    .testimonial-text::before,
    .testimonial-text::after {
        font-size: 3rem;
        top: -15px;
        bottom: -25px;
    }
    
    .author-avatar {
        width: 80px;
        height: 80px;
        margin-bottom: 15px;
    }
    
    .author-name {
        font-size: 1.2rem;
    }
    
    .testimonial-sidebar {
        padding: 20px 15px;
    }
    
    .testimonial-stats .stat {
        padding: 15px 10px;
    }
    
    .testimonial-stats .stat-number {
        font-size: 1.8rem;
    }
}

@media (max-width: 480px) {
    .testimonial-card {
        padding: 25px 15px;
    }
    
    .testimonial-text {
        font-size: 1.1rem;
        line-height: 1.6;
    }
    
    .testimonial-text::before,
    .testimonial-text::after {
        display: none; /* Hide quote marks on very small screens */
    }
    
    .testimonial-stats {
        flex-direction: column;
        gap: 10px;
    }
    
    .author-avatar {
        width: 70px;
        height: 70px;
    }
    
    .author-name {
        font-size: 1.1rem;
    }
    
    .author-title {
        font-size: 0.9rem;
    }
}

.slider-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    margin-top: 50px;
}

.slider-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    backdrop-filter: blur(10px);
}

.slider-btn:hover {
    background: var(--primary-accent);
    color: white;
    transform: scale(1.1);
    box-shadow: 0 8px 20px rgba(0, 212, 255, 0.4);
}

.slider-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: scale(1);
}

.slider-dots {
    display: flex;
    gap: 12px;
}

.carousel-dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--glass-border);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
}

.carousel-dot.active {
    background: var(--primary-accent);
    box-shadow: 0 4px 12px rgba(0, 212, 255, 0.4);
}

.carousel-dot:hover {
    transform: scale(1.2);
}

/* Auto-scroll progress indicator */
.testimonial-progress {
    position: absolute;
    bottom: -2px;
    left: 0;
    height: 2px;
    background: var(--primary-accent);
    transition: width 0.1s linear;
}

/* Mobile responsiveness */
@media (max-width: 768px) {
    .testimonial-card {
        padding: 24px;
        margin: 0 16px;
    }
    
    .testimonial-text {
        font-size: 1.1rem;
    }
    
    .testimonial-author {
        flex-direction: column;
        text-align: center;
        gap: 16px;
    }
    
    .author-info {
        text-align: center;
    }
    
    .author-avatar {
        width: 70px;
        height: 70px;
    }
    
    .testimonial-stats {
        flex-direction: column;
        gap: 16px;
    }
    
    .testimonial-stats .stat {
        min-width: auto;
    }
}

/* ===== PRICING ===== */
.pricing {
    padding: var(--section-padding);
    background: var(--secondary-bg);
}

.billing-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-top: 24px;
}

.toggle-label {
    color: var(--text-secondary);
    font-weight: 500;
}

.toggle-switch {
    position: relative;
    display: inline-block;
    width: 60px;
    height: 32px;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    transition: var(--transition-fast);
    border-radius: 32px;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 24px;
    width: 24px;
    left: 3px;
    bottom: 3px;
    background: var(--primary-accent);
    transition: var(--transition-fast);
    border-radius: 50%;
}

input:checked + .toggle-slider {
    background: var(--gradient-primary);
}

input:checked + .toggle-slider:before {
    transform: translateX(28px);
    background: white;
}

.discount-badge {
    background: var(--gradient-secondary);
    color: white;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
    margin-top: 60px;
}

.pricing-card {
    position: relative;
    transition: all var(--transition-medium);
}

.pricing-card.recommended {
    transform: scale(1.05);
    border-color: var(--primary-accent);
}

.recommended-badge {
    position: absolute;
    top: -16px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: white;
    padding: 8px 24px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.pricing-header {
    text-align: center;
    margin-bottom: 32px;
}

.plan-name {
    font-size: 1.5rem;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.plan-description {
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.price-display {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
}

.currency {
    font-size: 1.5rem;
    color: var(--text-secondary);
}

.amount {
    font-size: 3rem;
    font-weight: 700;
    background: var(--gradient-primary);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

.features-list {
    list-style: none;
    margin-bottom: 32px;
}

.features-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    color: var(--text-secondary);
}

.features-list i {
    color: var(--success-accent);
    font-size: 0.9rem;
}

/* ===== FAQ ===== */
.faq {
    padding: var(--section-padding);
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    margin-bottom: 16px;
    overflow: hidden;
    transition: all var(--transition-fast);
}

.faq-item:hover {
    border-color: var(--primary-accent);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px;
    cursor: pointer;
    background: var(--glass-bg);
    transition: all var(--transition-fast);
}

.faq-question:hover {
    background: var(--glass-border);
}

.faq-question h3 {
    font-size: 1.1rem;
    color: var(--text-primary);
}

.faq-question i {
    color: var(--primary-accent);
    transition: transform var(--transition-fast);
}

.faq-item.active .faq-question i {
    transform: rotate(45deg);
}

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

.faq-item.active .faq-answer {
    padding: 0 24px 24px;
    max-height: 200px;
}

.faq-answer p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== FINAL CTA ===== */
/* ===== REVENUE CALCULATOR SECTION ===== */
.revenue-calculator-section {
    padding: var(--section-padding);
    background: var(--primary-bg);
    text-align: center;
}

.calculator-header {
    max-width: 1200px; /* Increased from 900px to match other sections */
    margin: 0 auto 60px auto;
}

.calculator-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    margin-bottom: 24px;
    background: var(--gradient-primary);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.calculator-subtitle-container {
    max-width: 1000px; /* Increased from 800px for better proportion */
    margin: 0 auto;
}

.calculator-subtitle {
    font-size: 1.3rem;
    line-height: 1.6;
    color: var(--text-secondary);
    margin-bottom: 0;
}

.calculator-cta {
    text-align: center;
    margin-top: 40px;
}

.calculator-note {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-top: 16px;
}

.final-cta {
    padding: var(--section-padding);
    background: var(--secondary-bg);
    text-align: center;
}

/* Revenue Calculator Styles */
.revenue-calculator {
    max-width: 1200px; /* Increased from 1000px to match other sections */
    margin: 60px auto;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 50px; /* Slightly increased padding for better proportions */
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

.revenue-calculator::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-accent), var(--secondary-accent));
}

.calculator-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px; /* Increased gap from 60px for better spacing with wider layout */
    align-items: start;
}

.calculator-inputs {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.input-group {
    text-align: left;
}

.input-label {
    display: block;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
    line-height: 1.4;
}

.slider-container {
    position: relative;
}

.revenue-slider {
    width: 100%;
    height: 8px;
    border-radius: 4px;
    background: var(--glass-border);
    outline: none;
    margin-bottom: 12px;
    cursor: pointer;
    -webkit-appearance: none;
    appearance: none;
}

.revenue-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--primary-accent);
    border: 3px solid white;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0, 212, 255, 0.4);
    transition: all var(--transition-fast);
}

.revenue-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    box-shadow: 0 6px 20px rgba(0, 212, 255, 0.6);
}

.revenue-slider::-moz-range-thumb {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--primary-accent);
    border: 3px solid white;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0, 212, 255, 0.4);
    transition: all var(--transition-fast);
}

.slider-value {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary-accent);
    text-align: center;
}

.calculator-results {
    background: rgba(0, 212, 255, 0.05);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 16px;
    padding: 32px;
}

.results-header h3 {
    font-size: 1.4rem;
    color: var(--text-primary);
    margin-bottom: 24px;
    text-align: center;
}

.revenue-breakdown {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    gap: 16px;
}

.revenue-item {
    flex: 1;
    text-align: center;
    padding: 16px;
    border-radius: 12px;
}

.revenue-item.current {
    background: rgba(255, 107, 157, 0.1);
    border: 1px solid rgba(255, 107, 157, 0.3);
}

.revenue-item.projected {
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
}

.revenue-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.revenue-amount {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--text-primary);
}

.revenue-arrow {
    font-size: 1.5rem;
    color: var(--primary-accent);
    margin: 0 8px;
}

.revenue-increase {
    text-align: center;
    padding: 20px;
    background: rgba(74, 222, 128, 0.1);
    border: 1px solid rgba(74, 222, 128, 0.3);
    border-radius: 12px;
    margin-bottom: 20px;
}

.increase-label {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.increase-amount {
    font-size: 2rem;
    font-weight: 700;
    color: #4ade80;
    margin-bottom: 4px;
}

.increase-percentage {
    font-size: 1.2rem;
    font-weight: 600;
    color: #4ade80;
}

.annual-projection {
    text-align: center;
    padding: 16px;
    margin-bottom: 24px;
}

.annual-label {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.annual-amount {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-accent);
}

.roi-comparison {
    display: flex;
    justify-content: space-between;
    gap: 16px;
}

.roi-item {
    flex: 1;
    text-align: center;
    padding: 12px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.05);
}

.roi-item.roi-positive {
    background: rgba(74, 222, 128, 0.1);
    border: 1px solid rgba(74, 222, 128, 0.3);
}

.roi-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.roi-value {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
}

.roi-positive .roi-value {
    color: #4ade80;
}

/* Revenue Calculator Responsive Design */
@media (max-width: 1024px) {
    .revenue-calculator {
        max-width: 100%;
        padding: 40px 30px;
        margin: 50px auto;
    }
    
    .calculator-container {
        gap: 60px;
    }
    
    .calculator-header {
        max-width: 100%;
        padding: 0 20px;
    }
    
    .calculator-subtitle-container {
        max-width: 100%;
        padding: 0 20px;
    }
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .calculator-subtitle-container {
        max-width: 100%;
        padding: 0 16px;
    }
    
    .calculator-subtitle {
        font-size: 1.1rem;
    }
    
    .calculator-header {
        margin-bottom: 40px;
    }
    
    .revenue-calculator {
        padding: 24px;
        margin: 40px auto;
    }
    
    .calculator-container {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .revenue-breakdown {
        flex-direction: column;
        gap: 12px;
    }
    
    .revenue-arrow {
        transform: rotate(90deg);
        margin: 8px 0;
    }
    
    .roi-comparison {
        flex-direction: column;
        gap: 12px;
    }
    
    .increase-amount {
        font-size: 1.6rem;
    }
    
    .annual-amount {
        font-size: 1.4rem;
    }
}

.cta-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    margin-bottom: 24px;
    background: var(--gradient-primary);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.cta-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
}

.cta-stats .stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 8px;
    background: var(--gradient-primary);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

.cta-actions {
    margin-top: 40px;
}

.cta-note {
    color: var(--text-tertiary);
    font-size: 0.9rem;
    margin-top: 16px;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--primary-bg);
    border-top: 1px solid var(--glass-border);
    padding: 80px 0 40px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand .logo {
    margin-bottom: 16px;
}

.footer-description {
    color: var(--text-secondary);
    margin-bottom: 24px;
    max-width: 300px;
}

.social-links {
    display: flex;
    gap: 16px;
}

.social-link {
    width: 40px;
    height: 40px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.social-link:hover {
    background: var(--primary-accent);
    color: white;
    transform: translateY(-2px);
}

.footer-title {
    font-size: 1.1rem;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 40px;
    border-top: 1px solid var(--glass-border);
    flex-wrap: wrap;
    gap: 16px;
}

.copyright, .footer-note {
    color: var(--text-tertiary);
    font-size: 0.9rem;
}

/* ===== ANIMATIONS ===== */
@keyframes nodeGlow {
    0% { box-shadow: 0 0 20px rgba(0, 212, 255, 0.5); }
    100% { box-shadow: 0 0 40px rgba(0, 212, 255, 0.8); }
}

@keyframes connectionPulse {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.8; }
}

@keyframes pulseRing {
    0% {
        transform: translate(-50%, -50%) scale(0.5);
        opacity: 1;
    }
    100% {
        transform: translate(-50%, -50%) scale(2);
        opacity: 0;
    }
}

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

@keyframes flowParticle {
    0% { left: 0; }
    100% { left: 100%; }
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 60px;
        text-align: center;
    }
    
    .steps-container {
        flex-direction: column;
        gap: 40px;
    }
    
    .step-connector {
        width: 2px;
        height: 40px;
        margin: 20px 0;
    }
    
    .connector-line {
        width: 2px;
        height: 100%;
        background: linear-gradient(180deg, var(--primary-accent), var(--secondary-accent));
    }
    
    .flow-particle {
        width: 8px;
        height: 8px;
        left: 50%;
        transform: translateX(-50%);
        animation: flowParticleVertical 3s ease-in-out infinite;
    }
    
    .features-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 80px 0;
        --container-padding: 0 16px;
    }
    
    .nav-menu {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    /* Mobile dropdown adjustments */
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        background: rgba(255, 255, 255, 0.05);
        border: none;
        border-radius: 8px;
        margin-top: 8px;
        margin-left: 16px;
    }
    
    .nav-dropdown:hover .dropdown-menu,
    .dropdown-menu,
    .dropdown-menu.mobile-open {
        opacity: 1;
        visibility: visible;
        max-height: 200px;
    }
    
    .dropdown-menu {
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease, opacity 0.3s ease;
    }
    
    .dropdown-menu.mobile-open {
        max-height: 200px;
    }
    
    .hero {
        padding: 140px 0 80px;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 60px;
        text-align: center;
    }
    
    .hero-title {
        text-align: center;
    }
    
    .hero-subtitle {
        text-align: center;
        margin: 0 auto 40px auto;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .btn-large {
        width: 100%;
        justify-content: center;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .pricing-card.recommended {
        transform: none;
    }
    
    .cta-stats {
        gap: 40px;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

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

/* ===== TABLET OPTIMIZATIONS (S10 Ultra Focus) ===== */
@media screen and (min-width: 769px) and (max-width: 1024px) {
    :root {
        --section-padding: 100px 0;
        --container-padding: 0 32px;
    }
    
    .container {
        padding: var(--container-padding);
    }
    
    /* Optimal typography for tablets */
    .section-title {
        font-size: clamp(2.2rem, 4vw, 3rem);
        margin-bottom: 32px;
    }
    
    .section-subtitle {
        font-size: 1.125rem;
        max-width: 540px;
    }
    
    /* Button optimizations for tablet touch */
    .btn-primary, .btn-secondary, .btn-outline, .btn-ghost {
        padding: 14px 28px;
        min-height: 48px;
        font-size: 1rem;
    }
    
    /* Grid layouts for tablets */
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 32px;
    }
    
    /* Navigation adjustments */
    .nav-menu {
        gap: 24px;
    }
    
    .nav-item a {
        padding: 12px 16px;
        font-size: 0.95rem;
    }
}

/* Logo responsive adjustments */
@media (max-width: 768px) {
    .logo-img {
        height: 40px;
        max-width: 220px;
    }
}

@media (max-width: 480px) {
    .logo-img {
        height: 35px;
        max-width: 180px;
    }
}

/* S10 Ultra Specific Optimizations (900px-1000px) */
@media screen and (min-width: 900px) and (max-width: 1000px) {
    .container {
        max-width: 860px;
        padding: 0 24px;
    }
    
    /* Hero section optimization for S10 Ultra */
    .hero-content {
        grid-template-columns: 1fr;
        gap: 48px;
        text-align: center;
    }
    
    .hero-title {
        font-size: clamp(2.8rem, 5vw, 3.2rem);
        line-height: 1.1;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
        max-width: 600px;
        margin: 0 auto;
    }
    
    /* Pricing grid for S10 Ultra landscape */
    .pricing-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
        max-width: 840px;
        margin: 0 auto;
    }
    
    .pricing-card {
        padding: 28px 24px;
    }
    
    /* Feature cards optimization */
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }
    
    /* Stats grid optimization */
    .cta-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 24px;
    }
}

/* Tablet Portrait Mode (768px-900px) */
@media screen and (min-width: 768px) and (max-width: 899px) {
    .container {
        padding: 0 28px;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }
    
    .pricing-card:last-child {
        grid-column: span 2;
        max-width: 400px;
        margin: 0 auto;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
}

/* Enhanced Touch Interactions for Tablets */
@media (pointer: coarse) and (min-width: 768px) {
    .btn-primary, .btn-secondary, .btn-outline, .btn-ghost {
        min-height: 50px;
        padding: 16px 32px;
    }
    
    .pricing-card {
        cursor: pointer;
        transition: all 0.3s ease;
    }
    
    .pricing-card:hover {
        transform: translateY(-4px);
    }
    
    /* Larger tap targets for navigation */
    .nav-item a {
        min-height: 44px;
        display: flex;
        align-items: center;
        padding: 12px 20px;
    }
}