/* ========================================
   Prism Dynamics - Landing Page Styles
   Technology Built for Impact, Not Addiction
   ======================================== */

/* CSS Variables */
:root {
    /* Colors */
    --color-bg-primary: #000000;
    --color-bg-secondary: #0a0a0a;
    --color-bg-card: #111111;
    --color-bg-card-hover: #1a1a1a;
    --color-border: #222222;
    --color-border-light: #333333;
    
    --color-text-primary: #ffffff;
    --color-text-secondary: #888888;
    --color-text-tertiary: #666666;
    
    --color-accent: #c8ff00;
    --color-accent-hover: #d4ff33;
    
    /* Typography */
    --font-family: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* 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;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 350ms ease;
    
    /* Container */
    --container-max: 1200px;
    --container-padding: 1.5rem;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body.nav-open {
    overflow: hidden;
}

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

a {
    color: inherit;
    text-decoration: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

ul {
    list-style: none;
}

/* Container */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* ========================================
   Typography
   ======================================== */

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
}

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.625rem 1.25rem;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-md);
}

.section-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(180deg, #fff 0%, #888 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto var(--spacing-2xl);
}

/* ========================================
   Buttons
   ======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 0.875rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    transition: all var(--transition-normal);
}

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

.btn-primary:hover {
    background: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: 0 10px 40px rgba(200, 255, 0, 0.2);
}

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

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

.btn-lg {
    padding: 1rem 2.5rem;
    font-size: 1.125rem;
}

/* ========================================
   Header
   ======================================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: var(--spacing-md) 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.25rem;
    font-weight: 700;
}

.logo-icon {
    width: 32px;
    height: 32px;
    color: var(--color-text-primary);
}

/* Desktop Navigation */
.nav-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-links li a {
    display: block;
    padding: 0.625rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    border-radius: var(--radius-full);
    transition: all var(--transition-normal);
}

.nav-links li a:hover {
    color: var(--color-text-primary);
    background: var(--color-bg-card);
}

.nav-links li a.nav-cta {
    background: var(--color-text-primary);
    color: var(--color-bg-primary);
    padding: 0.625rem 1.25rem;
    margin-left: var(--spacing-xs);
}

.nav-links li a.nav-cta:hover {
    background: var(--color-accent);
    color: var(--color-bg-primary);
}

/* Mobile Menu Button */
.menu-btn {
    display: none;
    flex-direction: column;
    gap: 6px;
    padding: 12px;
    background: var(--color-text-primary);
    border-radius: var(--radius-md);
    z-index: 110;
}

.menu-btn span {
    width: 18px;
    height: 2px;
    background: var(--color-bg-primary);
    border-radius: 1px;
    transition: all var(--transition-normal);
}

.menu-btn.active span:first-child {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-btn.active span:last-child {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Navigation Overlay */
.mobile-nav {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 105;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.mobile-nav.active {
    opacity: 1;
    visibility: visible;
}

.mobile-nav-links {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    gap: var(--spacing-md);
    list-style: none;
    margin: 0;
    padding: 0;
}

.mobile-nav-links li a {
    display: block;
    padding: 1rem 2rem;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    transition: all var(--transition-normal);
}

.mobile-nav-links li a:hover {
    color: var(--color-text-primary);
}

.mobile-nav-links li a.nav-cta {
    background: var(--color-text-primary);
    color: var(--color-bg-primary);
    border-radius: var(--radius-full);
    margin-top: var(--spacing-md);
}

.mobile-nav-links li a.nav-cta:hover {
    background: var(--color-accent);
}

/* ========================================
   Hero Section
   ======================================== */

.hero {
    padding: calc(100px + var(--spacing-3xl)) 0 var(--spacing-3xl);
    text-align: center;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: 
        radial-gradient(ellipse at 30% 20%, rgba(200, 255, 0, 0.05) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 80%, rgba(100, 100, 100, 0.1) 0%, transparent 50%);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.625rem 1.25rem;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: var(--spacing-xl);
}

.hero-badge svg {
    color: var(--color-accent);
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
    letter-spacing: -0.02em;
}

.hero-title .highlight {
    background: linear-gradient(135deg, var(--color-accent) 0%, #9dcc00 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    max-width: 700px;
    margin: 0 auto var(--spacing-xl);
}

.philosophy-pills {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-xl);
    color: var(--color-text-secondary);
    font-size: 0.875rem;
}

.philosophy-pills .pill {
    padding: 0.5rem 1rem;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
}

.philosophy-pills .pill-dot {
    color: var(--color-accent);
}

/* Hero Devices */
.hero-devices {
    display: flex;
    justify-content: center;
    align-items: flex-end;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-3xl);
    perspective: 1200px;
}

.hero-device-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
}

.device-label {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-text-tertiary);
    letter-spacing: 0.02em;
}

.device {
    background: var(--color-bg-card);
    /* border-radius: var(--radius-sm); */
    border-radius: 24px;
    border: 1px solid var(--color-border-light);
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.device-left {
    width: 380px;
    height: 230px;
    transform: perspective(1200px) rotateY(5deg);
}

.device-center {
    width: 220px;
    height: 476px;
    z-index: 2;
    border-radius: 24px;
}

.device-right {
    width: 340px;
    height: 200px;
    transform: perspective(1200px) rotateY(-5deg);
}

.device-screen {
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, #1a1a1a 0%, #0a0a0a 100%);
    overflow: hidden;
    border-radius: 24px;
}

.device-screen img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top center;
}

/* Placeholder Boxes */
.placeholder-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    min-height: 120px;
    background: linear-gradient(135deg, var(--color-bg-card-hover) 0%, var(--color-bg-card) 100%);
    border: 2px dashed var(--color-border-light);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    text-align: center;
}

.placeholder-box.large {
    min-height: 300px;
}

.placeholder-box.square {
    aspect-ratio: 1;
    min-height: unset;
}

.placeholder-icon {
    font-size: 2rem;
    margin-bottom: var(--spacing-xs);
}

.placeholder-text {
    font-size: 0.75rem;
    color: var(--color-text-tertiary);
    line-height: 1.4;
}

/* ========================================
   Mission Section
   ======================================== */

.mission {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(180deg, transparent 0%, rgba(20, 20, 20, 0.5) 50%, transparent 100%);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.mission-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.mission-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: var(--spacing-xl);
    color: var(--color-text-primary);
}

.mission-text {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--color-text-secondary);
}

.mission-text p {
    margin-bottom: var(--spacing-md);
}

.mission-text .mission-highlight {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-accent);
    margin: var(--spacing-lg) 0;
}

/* ========================================
   Principles Section
   ======================================== */

.principles {
    padding: var(--spacing-3xl) 0;
    text-align: center;
}

.principles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--spacing-lg);
}

.principle-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: left;
    transition: all var(--transition-normal);
}

.principle-card:hover {
    background: var(--color-bg-card-hover);
    border-color: var(--color-accent);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(200, 255, 0, 0.05);
}

.principle-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    color: var(--color-accent);
}

.principle-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-primary);
}

.principle-card p {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    line-height: 1.6;
}

/* ========================================
   App4Brand Section
   ======================================== */

.app4brand {
    padding: var(--spacing-3xl) 0;
    background: 
        radial-gradient(ellipse at 20% 50%, rgba(200, 255, 0, 0.03) 0%, transparent 50%),
        var(--color-bg-secondary);
}

.app4brand .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.app4brand-header {
    margin-bottom: var(--spacing-lg);
}

.app4brand-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary);
}

.app4brand-tagline {
    font-size: 1.25rem;
    color: var(--color-accent);
    font-style: italic;
}

.app4brand-description {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
}

/* Impact Metrics - App4Brand */
.impact-metrics {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
}

.impact-metric {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
}

.impact-metric:hover {
    border-color: var(--color-accent);
    transform: translateX(8px);
}

.metric-before {
    color: var(--color-text-tertiary);
    font-size: 0.9375rem;
    flex: 1;
    text-decoration: line-through;
    text-decoration-color: var(--color-text-tertiary);
}

.metric-arrow {
    color: var(--color-accent);
    flex-shrink: 0;
    display: flex;
    align-items: center;
}

.metric-after {
    color: var(--color-text-primary);
    font-size: 1rem;
    font-weight: 600;
    flex: 1.5;
}

/* App4Brand Showcase */
.app4brand-showcase {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
}

.showcase-phone {
    width: 280px;
    height: 606px;
    border-radius: 24px;
    overflow: hidden;
    border: 2px solid var(--color-border-light);
    box-shadow: 
        0 25px 60px rgba(0, 0, 0, 0.5),
        0 0 0 1px rgba(200, 255, 0, 0.1);
    animation: float 6s ease-in-out infinite;
}

.showcase-phone img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top center;
}

.showcase-label {
    text-align: center;
}

.showcase-badge {
    display: inline-block;
    padding: 0.375rem 1rem;
    background: rgba(200, 255, 0, 0.1);
    border: 1px solid rgba(200, 255, 0, 0.3);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-xs);
}

.showcase-label p {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
}

/* ========================================
   Projects Section
   ======================================== */

.projects {
    padding: var(--spacing-3xl) 0;
    text-align: center;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: var(--spacing-lg);
}

.project-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    text-align: left;
    transition: all var(--transition-normal);
}

.project-card:hover {
    border-color: var(--color-border-light);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.project-image {
    height: 220px;
    background: linear-gradient(135deg, var(--color-bg-card-hover) 0%, var(--color-bg-secondary) 100%);
    overflow: hidden;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top center;
    transition: transform var(--transition-slow);
}

.project-card:hover .project-image img {
    transform: scale(1.05);
}

/* Logo project card — centered logo on clean background */
.project-image--logo {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(145deg, #f5f0e8 0%, #ece5d8 50%, #e8e0d0 100%);
}

.project-image--logo img {
    width: auto;
    height: auto;
    max-height: 55%;
    max-width: 65%;
    object-fit: contain;
}

.project-image .placeholder-box {
    border-radius: 0;
    border: none;
    border-bottom: 1px dashed var(--color-border-light);
}

.project-content {
    padding: var(--spacing-lg);
}

.project-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-md);
    color: var(--color-accent);
}

.project-content h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-primary);
}

.project-content p {
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.tag {
    padding: 0.375rem 0.75rem;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    color: var(--color-text-secondary);
}

/* ========================================
   Team Section
   ======================================== */

.team {
    padding: var(--spacing-3xl) 0;
    text-align: center;
    background: var(--color-bg-secondary);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    max-width: 700px;
    margin: 0 auto;
}

.team-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    transition: all var(--transition-normal);
}

.team-card:hover {
    border-color: var(--color-border-light);
    transform: translateY(-4px);
}

.team-photo {
    width: 160px;
    height: 160px;
    margin: 0 auto var(--spacing-lg);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 2px solid var(--color-border);
    transition: border-color var(--transition-normal);
}

.team-card:hover .team-photo {
    border-color: var(--color-accent);
}

.team-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.team-photo .placeholder-box {
    border-radius: var(--radius-lg);
}

.team-info h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-primary);
}

.team-role {
    display: block;
    color: var(--color-accent);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
}

.team-info p {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
}

/* ========================================
   Testimonials Section
   ======================================== */

.testimonials {
    padding: var(--spacing-3xl) 0;
    text-align: center;
}

.testimonials-grid {
    margin-bottom: var(--spacing-xl);
}

.testimonials-grid.single {
    max-width: 700px;
    margin: 0 auto var(--spacing-xl);
}

.testimonial-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: left;
    transition: all var(--transition-normal);
}

.testimonial-card.featured {
    border-color: var(--color-accent);
    background: linear-gradient(180deg, rgba(200, 255, 0, 0.03) 0%, transparent 50%);
}

.testimonial-card:hover {
    border-color: var(--color-accent);
}

.testimonial-text {
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text-primary);
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.author-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    overflow: hidden;
}

.author-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.placeholder-avatar {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-accent);
    color: var(--color-bg-primary);
    font-weight: 700;
    font-size: 1.25rem;
}

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

.author-name {
    font-weight: 600;
    font-size: 1rem;
    color: var(--color-text-primary);
}

.author-title {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
}

.author-subtitle {
    color: var(--color-text-tertiary);
    font-size: 0.75rem;
}

/* ========================================
   FAQ Section
   ======================================== */

.faq {
    padding: var(--spacing-3xl) 0;
    text-align: center;
    background: var(--color-bg-secondary);
}

.faq-list {
    max-width: 700px;
    margin: 0 auto;
    text-align: left;
}

.faq-item {
    border-bottom: 1px solid var(--color-border);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg) 0;
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-text-primary);
    text-align: left;
    transition: color var(--transition-normal);
}

.faq-question:hover {
    color: var(--color-accent);
}

.faq-question svg {
    flex-shrink: 0;
    transition: transform var(--transition-normal);
    color: var(--color-text-tertiary);
}

.faq-item.active .faq-question svg {
    transform: rotate(45deg);
    color: var(--color-accent);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow);
}

.faq-item.active .faq-answer {
    max-height: 300px;
}

.faq-answer p {
    padding-bottom: var(--spacing-lg);
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
    line-height: 1.7;
}

/* ========================================
   Partner CTA Section
   ======================================== */

.partner-cta {
    padding: var(--spacing-3xl) 0;
    text-align: center;
    background: 
        radial-gradient(ellipse at center, rgba(200, 255, 0, 0.05) 0%, transparent 60%),
        var(--color-bg-primary);
}

.cta-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-primary);
}

.cta-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
    line-height: 1.7;
}

.partnership-types {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-xl);
    color: var(--color-text-secondary);
    font-size: 0.875rem;
}

.partnership-types .dot {
    color: var(--color-accent);
}

/* ========================================
   Footer
   ======================================== */

.footer {
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
    border-top: 1px solid var(--color-border);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-brand {
    text-align: center;
}

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

.footer-tagline {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-md);
}

.footer-email {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-text-primary);
    padding: 0.75rem 1.5rem;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    transition: all var(--transition-normal);
}

.footer-email:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.footer-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-sm);
}

.footer-nav a {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    transition: color var(--transition-normal);
}

.footer-nav a:hover {
    color: var(--color-accent);
}

.nav-dot {
    color: var(--color-text-tertiary);
}

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

.footer-credit {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-secondary);
    transition: all var(--transition-normal);
}

.social-links a:hover {
    color: var(--color-accent);
    border-color: var(--color-accent);
}

/* ========================================
   Responsive Styles
   ======================================== */

@media (max-width: 1024px) {
    .app4brand .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .app4brand-visual {
        order: -1;
    }

    .hero-devices {
        gap: var(--spacing-md);
    }

    .device-left {
        width: 280px;
        height: 170px;
    }

    .device-center {
        width: 180px;
        height: 390px;
    }

    .device-right {
        width: 260px;
        height: 155px;
    }
}

@media (max-width: 768px) {
    :root {
        --container-padding: 1rem;
    }
    
    /* Mobile Navigation */
    .nav-links {
        display: none;
    }
    
    .menu-btn {
        display: flex;
    }
    
    .mobile-nav {
        display: block;
    }
    
    .hero-devices {
        flex-wrap: wrap;
        gap: var(--spacing-md);
    }
    
    .hero-device-item:first-child,
    .hero-device-item:last-child {
        display: none;
    }
    
    .device-center {
        transform: none;
        width: 200px;
        height: 434px;
    }
    
    .philosophy-pills {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
    
    .philosophy-pills .pill-dot {
        display: none;
    }
    
    .impact-metric {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-xs);
        padding: var(--spacing-md);
    }
    
    .impact-metric:hover {
        transform: translateY(-4px);
    }
    
    .metric-before,
    .metric-after {
        text-align: center;
    }

    .showcase-phone {
        width: 240px;
        height: 520px;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .team-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2.25rem;
    }
}

/* ========================================
   Animations
   ======================================== */

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

.device-center {
    animation: float 6s ease-in-out infinite 0.5s;
}

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

.hero .container > * {
    animation: fadeInUp 0.8s ease forwards;
}

.hero .container > *:nth-child(1) { animation-delay: 0.1s; }
.hero .container > *:nth-child(2) { animation-delay: 0.2s; }
.hero .container > *:nth-child(3) { animation-delay: 0.3s; }
.hero .container > *:nth-child(4) { animation-delay: 0.4s; }
.hero .container > *:nth-child(5) { animation-delay: 0.5s; }
.hero .container > *:nth-child(6) { animation-delay: 0.6s; }
.hero .container > *:nth-child(7) { animation-delay: 0.7s; }

/* Prism glow effect for accent elements */
@keyframes prismGlow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(200, 255, 0, 0.1);
    }
    50% {
        box-shadow: 0 0 40px rgba(200, 255, 0, 0.2);
    }
}

.btn-primary:hover {
    animation: prismGlow 2s ease-in-out infinite;
}