/* ===================================
   Proximal Cloud
   Enterprise AI & Data Platform
   =================================== */

/* CSS Variables for Proximal Cloud Brand */
:root {
    /* Primary Proximal Cloud Colors */
    --proximal-blue: #4285F4;
    --proximal-blue-light: #7CA8F5;
    --proximal-blue-dark: #2B5EC9;
    --proximal-green: #34A853;
    --proximal-green-light: #5FBD73;
    --proximal-green-dark: #238139;
    --proximal-red: #EA4335;
    --proximal-red-light: #EF6B5E;
    --proximal-yellow: #F4B400;
    --proximal-gray: #757575;
    
    /* Gradient Colors */
    --gradient-primary: linear-gradient(135deg, #4285F4 0%, #34A853 100%);
    --gradient-secondary: linear-gradient(135deg, #7CA8F5 0%, #4285F4 50%, #34A853 100%);
    --gradient-hero: linear-gradient(180deg, #F8FAFB 0%, rgba(66, 133, 244, 0.03) 100%);
    --gradient-dark: linear-gradient(135deg, #2B5EC9 0%, #238139 100%);
    
    /* Neutral Colors */
    --white: #FFFFFF;
    --off-white: #F8FAFB;
    --gray-light: #F1F3F4;
    --gray: #9AA0A6;
    --gray-dark: #5F6368;
    --black: #202124;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(66, 133, 244, 0.08);
    --shadow-md: 0 4px 16px rgba(66, 133, 244, 0.12);
    --shadow-lg: 0 8px 32px rgba(66, 133, 244, 0.16);
    --shadow-xl: 0 16px 48px rgba(66, 133, 244, 0.2);
    
    /* Transitions */
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-dark);
    background-color: var(--off-white);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--black);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
    transition: var(--transition);
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Top Left Logo */
.top-logo {
    position: absolute;
    top: var(--spacing-lg);
    left: var(--spacing-lg);
    z-index: 100;
}

.top-logo img {
    width: 150px;
    height: auto;
    display: block;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(66, 133, 244, 0.1);
    padding: var(--spacing-md) 0;
}

.nav-content {
    display: flex;
    justify-content: flex-start;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
}

.logo-image {
    width: 200px;
    height: auto;
    object-fit: contain;
}

/* Hero Section */
.hero {
    position: relative;
    padding: var(--spacing-3xl) 0;
    padding-top: calc(var(--spacing-3xl) + 80px);
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--gradient-hero);
    overflow: hidden;
}

.hero-gradient {
    position: absolute;
    top: -30%;
    right: -15%;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(66, 133, 244, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: var(--white);
    color: var(--proximal-blue);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.875rem;
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--spacing-md);
    animation: fadeInDown 0.8s ease;
    border: 1px solid rgba(66, 133, 244, 0.2);
}

.hero-badge i {
    color: var(--proximal-green);
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-title {
    font-family: 'Montserrat', sans-serif;
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    animation: fadeInUp 0.8s ease 0.2s backwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-subtitle {
    font-size: clamp(1.125rem, 2vw, 1.375rem);
    line-height: 1.8;
    color: var(--gray-dark);
    max-width: 700px;
    margin: 0 auto var(--spacing-xl);
    animation: fadeInUp 0.8s ease 0.4s backwards;
}

.hero-subtitle strong {
    color: var(--proximal-blue);
    font-weight: 700;
}

/* Multi-Step Form */
.signup-form {
    margin-bottom: var(--spacing-xl);
    animation: fadeInUp 0.8s ease 0.6s backwards;
}

.form-step {
    display: none;
}

.form-step.active {
    display: block;
}

/* Step 1: Email Form */
.form-group {
    position: relative;
    display: flex;
    max-width: 600px;
    margin: 0 auto;
    background: var(--white);
    border-radius: var(--radius-full);
    padding: var(--spacing-xs);
    box-shadow: var(--shadow-lg);
    border: 2px solid rgba(66, 133, 244, 0.1);
}

.form-group i {
    position: absolute;
    left: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    color: var(--proximal-blue);
    font-size: 1.125rem;
}

.form-group input {
    flex: 1;
    border: none;
    outline: none;
    padding: var(--spacing-md) var(--spacing-md) var(--spacing-md) 3rem;
    font-size: 1rem;
    background: transparent;
    color: var(--black);
}

.form-group input::placeholder {
    color: var(--gray);
}

/* Step 2: Detail Form */
.form-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.form-header h3 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-sm);
    color: var(--black);
}

.form-header p {
    color: var(--gray);
}

.form-fields {
    max-width: 500px;
    margin: 0 auto var(--spacing-xl);
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.form-field {
    margin-bottom: var(--spacing-md);
}

.form-field label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: 600;
    color: var(--gray-dark);
    margin-bottom: var(--spacing-xs);
    font-size: 0.875rem;
}

.form-field label i {
    color: var(--proximal-blue);
}

.form-field input {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--gray-light);
    border-radius: var(--radius-md);
    font-size: 1rem;
    color: var(--black);
    transition: var(--transition);
}

.form-field input:focus {
    outline: none;
    border-color: var(--proximal-blue);
    box-shadow: 0 0 0 3px rgba(66, 133, 244, 0.1);
}

.form-field.focused label {
    color: var(--proximal-blue);
}

.form-actions {
    display: flex;
    gap: var(--spacing-md);
    max-width: 500px;
    margin: 0 auto var(--spacing-md);
}

.btn-back {
    flex: 1;
    padding: var(--spacing-md) var(--spacing-lg);
    border: 2px solid var(--gray-light);
    color: var(--gray-dark);
    font-weight: 600;
    border-radius: var(--radius-full);
    background: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
}

.btn-back:hover {
    border-color: var(--gray);
    background: var(--gray-light);
}

.cta-btn {
    flex: 2;
    background: var(--gradient-primary);
    color: var(--white);
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: 1rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    box-shadow: var(--shadow-md);
}

.cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.form-note {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-md);
    color: var(--gray);
    font-size: 0.875rem;
    flex-wrap: wrap;
}

.form-note i {
    color: var(--proximal-green);
}

/* Success Message */
.success-message {
    display: none;
    background: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    max-width: 500px;
    margin: 0 auto;
    text-align: center;
    border: 2px solid var(--proximal-green);
}

.success-message.show {
    display: block;
    animation: fadeInScale 0.5s ease;
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.success-message i {
    font-size: 4rem;
    color: var(--proximal-green);
    margin-bottom: var(--spacing-md);
}

.success-message h3 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-sm);
    color: var(--black);
}

.success-message p {
    color: var(--gray-dark);
    line-height: 1.8;
}

/* Hero Stats */
.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    max-width: 800px;
    margin: 0 auto;
    animation: fadeInUp 0.8s ease 0.8s backwards;
}

.stat-item {
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(66, 133, 244, 0.1);
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gray);
    font-weight: 600;
}

/* Technology Showcase Section (NDP + Deep Lake) */
.technology-section {
    padding: var(--spacing-3xl) 0;
    background: var(--white);
}

.technology-showcase {
    max-width: 1000px;
    margin: 0 auto var(--spacing-2xl);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.showcase-image {
    width: 100%;
    height: auto;
    display: block;
}

.technology-benefits {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.benefit-card {
    background: var(--off-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
}

.benefit-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--proximal-blue);
}

.benefit-icon {
    width: 72px;
    height: 72px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
}

.benefit-icon i {
    font-size: 2rem;
    color: var(--white);
}

.benefit-card h4 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--black);
}

.benefit-card p {
    color: var(--gray-dark);
    line-height: 1.8;
}

/* Unity Section */
.unity-section {
    padding: var(--spacing-3xl) 0;
    background: var(--gradient-hero);
}

.unity-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: start;
    margin-top: var(--spacing-2xl);
}

.unity-visual {
    position: sticky;
    top: 100px;
}

.unity-diagram {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-xl);
    border: 2px solid var(--gray-light);
}

.unity-diagram .diagram-header {
    margin-bottom: var(--spacing-lg);
}

.unity-diagram .diagram-header h4 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--black);
    margin-bottom: var(--spacing-xs);
}

.unity-diagram .diagram-header p {
    color: var(--gray-dark);
    font-size: 0.9375rem;
    line-height: 1.6;
}

.unity-diagram .diagram-image img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-md);
}

.unity-highlights {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.highlight-card {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 2px solid transparent;
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.highlight-card:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--proximal-blue);
}

.highlight-icon-box {
    width: 56px;
    height: 56px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.highlight-icon-box i {
    font-size: 1.75rem;
    color: var(--white);
}

.highlight-content {
    flex: 1;
}

.highlight-content h4 {
    font-weight: 700;
    color: var(--black);
    margin-bottom: var(--spacing-xs);
    font-size: 1rem;
}

.highlight-content p {
    color: var(--gray-dark);
    font-size: 0.875rem;
    line-height: 1.6;
}
}

/* Unity Features */
.unity-features {
    margin-top: var(--spacing-2xl);
}

.unity-features h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--black);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.hardware-specs {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.spec-item {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    transition: var(--transition);
    border: 2px solid var(--gray-light);
}

.spec-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--proximal-blue);
}

.spec-item i {
    font-size: 2rem;
    color: var(--proximal-blue);
    flex-shrink: 0;
    margin-top: 4px;
}

.spec-item div {
    flex: 1;
}

.spec-item strong {
    display: block;
    font-weight: 700;
    color: var(--black);
    margin-bottom: var(--spacing-xs);
    font-size: 1rem;
}

.spec-item span {
    color: var(--gray-dark);
    font-size: 0.875rem;
    line-height: 1.5;
}

/* Scalability Grid */
.scalability-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
    margin-top: var(--spacing-lg);
}

.scale-card {
    background: linear-gradient(135deg, var(--proximal-blue) 0%, var(--proximal-green) 100%);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    transition: var(--transition);
}

.scale-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(66, 133, 244, 0.3);
}

.scale-card h4 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.scale-specs {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.scale-spec {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.scale-spec i {
    font-size: 1.5rem;
    opacity: 0.9;
}

.scale-spec strong {
    font-weight: 600;
    font-size: 1.125rem;
}

/* Challenge Section */
.challenge-section {
    padding: var(--spacing-3xl) 0;
    background: var(--white);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-title {
    font-family: 'Montserrat', sans-serif;
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--spacing-md);
    font-weight: 800;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--gray);
    max-width: 700px;
    margin: 0 auto;
}

.challenge-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.challenge-card {
    background: var(--off-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 2px solid transparent;
}

.challenge-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--proximal-red);
}

.challenge-icon {
    width: 100%;
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, rgba(234, 67, 53, 0.1) 0%, rgba(234, 67, 53, 0.05) 100%);
}

.challenge-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.challenge-icon i {
    font-size: 5rem;
    color: var(--proximal-red);
}

.challenge-card h3 {
    font-size: 1.375rem;
    margin-bottom: var(--spacing-sm);
    color: var(--black);
}

.challenge-stat {
    display: inline-block;
    background: var(--proximal-red);
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: 0.875rem;
    margin-bottom: var(--spacing-md);
}

.challenge-card p {
    color: var(--gray-dark);
    line-height: 1.8;
}

/* Solution Section */
.solution-section {
    padding: var(--spacing-3xl) 0;
    background: var(--gradient-hero);
}

.solution-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.architecture-diagram {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.diagram-header {
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.diagram-header h4 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--black);
}

.diagram-header p {
    font-size: 0.875rem;
    color: var(--gray);
}

.diagram-image {
    width: 100%;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.diagram-image img {
    width: 100%;
    height: auto;
}

.solution-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.solution-feature {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.solution-feature:hover {
    box-shadow: var(--shadow-md);
    transform: translateX(8px);
}

.feature-icon-box {
    width: 56px;
    height: 56px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.feature-icon-box i {
    font-size: 1.5rem;
    color: var(--white);
}

.feature-content h4 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xs);
    color: var(--black);
}

.feature-content p {
    color: var(--gray-dark);
    font-size: 0.9375rem;
}

/* Pillars Section */
.pillars-section {
    padding: var(--spacing-3xl) 0;
    background: var(--white);
}

.pillars-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.pillar-card {
    position: relative;
    background: var(--off-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 2px solid transparent;
}

.pillar-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-xl);
    border-color: var(--proximal-blue);
}

.pillar-card.featured {
    background: linear-gradient(135deg, rgba(66, 133, 244, 0.05) 0%, rgba(52, 168, 83, 0.05) 100%);
    border-color: var(--proximal-blue);
}

.pillar-badge {
    position: absolute;
    top: -12px;
    right: var(--spacing-md);
    background: var(--gradient-primary);
    color: var(--white);
    padding: 4px var(--spacing-sm);
    border-radius: var(--radius-full);
    font-size: 0.625rem;
    font-weight: 700;
    box-shadow: var(--shadow-md);
}

.pillar-icon {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-sm);
    box-shadow: var(--shadow-md);
}

.pillar-icon i {
    font-size: 1.5rem;
    color: var(--white);
}

.pillar-card h3 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xs);
    color: var(--black);
}

.pillar-desc {
    color: var(--gray-dark);
    margin-bottom: var(--spacing-sm);
    font-size: 0.875rem;
}

.pillar-features {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: var(--spacing-sm);
}

.pillar-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--gray-dark);
    font-size: 0.8125rem;
}

.pillar-features i {
    color: var(--proximal-green);
    font-size: 0.75rem;
}

.pillar-image {
    text-align: center;
    margin-top: var(--spacing-md);
}

.pillar-image i {
    font-size: 2rem;
    color: var(--proximal-blue);
    opacity: 0.3;
}

/* Deployment Section */
.deployment-section {
    padding: var(--spacing-3xl) 0;
    background: var(--gradient-hero);
}

.deployment-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
}

.deployment-card {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 2px solid transparent;
}

.deployment-card:hover {
    border-color: var(--proximal-blue);
    box-shadow: var(--shadow-xl);
    transform: translateY(-8px);
}

.deployment-icon {
    width: 56px;
    height: 56px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-sm);
}

.deployment-icon i {
    font-size: 1.5rem;
    color: var(--white);
}

.deployment-card h4 {
    font-size: 1rem;
    margin-bottom: var(--spacing-xs);
    color: var(--black);
}

.deployment-card p {
    color: var(--gray-dark);
    font-size: 0.8125rem;
}

/* CTA Section */
.cta-section {
    padding: var(--spacing-3xl) 0;
    background: var(--gradient-secondary);
    text-align: center;
}

.cta-content h2 {
    font-family: 'Montserrat', sans-serif;
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--white);
    margin-bottom: var(--spacing-md);
    font-weight: 800;
}

.cta-content > p {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: var(--spacing-xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.cta-btn-large {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--white);
    color: var(--proximal-blue);
    padding: var(--spacing-lg) var(--spacing-2xl);
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: 1.25rem;
    box-shadow: var(--shadow-xl);
    margin-bottom: var(--spacing-md);
}

.cta-btn-large:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.cta-note {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.9375rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.cta-note i {
    color: rgba(255, 255, 255, 1);
}

.separator {
    color: rgba(255, 255, 255, 0.5);
}

/* Footer */
.footer {
    background: var(--black);
    color: var(--white);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-xl);
}

.footer-brand .logo {
    margin-bottom: var(--spacing-md);
}

.logo-image-footer {
    width: 40px;
    height: 40px;
    object-fit: contain;
    filter: brightness(0) invert(1);
}

.logo-text-footer {
    color: var(--white);
    font-size: 1.25rem;
    font-weight: 700;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--proximal-blue);
    transform: translateY(-3px);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
}

.footer-column h4 {
    color: var(--white);
    font-size: 1rem;
    margin-bottom: var(--spacing-md);
}

.footer-column ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-column a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
    transition: var(--transition);
}

.footer-column a:hover {
    color: var(--proximal-blue-light);
    padding-left: 4px;
}

.footer-bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .unity-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .unity-visual {
        position: static;
    }
    
    .hardware-specs {
        grid-template-columns: 1fr;
    }
    
    .scalability-grid {
        grid-template-columns: 1fr;
    }
    
    .pillars-grid {
        grid-template-columns: 1fr;
    }
    
    .deployment-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 968px) {
    .hero {
        padding: var(--spacing-2xl) 0;
        min-height: auto;
    }
    
    .form-group {
        flex-direction: column;
        border-radius: var(--radius-lg);
    }
    
    .form-group input {
        padding: var(--spacing-md);
        padding-left: 3rem;
    }
    
    .cta-btn {
        width: 100%;
        border-radius: var(--radius-md);
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
    }
    
    .challenge-grid {
        grid-template-columns: 1fr;
    }
    
    .solution-content {
        grid-template-columns: 1fr;
    }
    
    .pillars-grid {
        grid-template-columns: 1fr;
    }
    
    .deployment-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .technology-benefits {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .deployment-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    .cta-note {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
    
    .logo-image {
        width: 150px;
    }
    
    .logo-image-footer {
        width: 140px;
    }
    
    .top-logo {
        top: var(--spacing-md);
        left: var(--spacing-md);
    }
    
    .top-logo img {
        width: 100px;
    }
    
    .hero {
        padding-top: calc(var(--spacing-2xl) + 60px);
    }
}