/* ============================================
   Radnomics Website Stylesheet
   Deep blue/navy base with cyan accents
   ============================================ */

/* CSS Variables */
:root {
    --navy-base: #0A2540;
    --navy-dark: #051A2E;
    --navy-light: #1A3A5A;
    --cyan-accent: #00D4FF;
    --cyan-light: #33DDFF;
    --cyan-dark: #00B8E6;
    --electric-blue: #0099FF;
    --white: #FFFFFF;
    --gray-light: #F5F7FA;
    --gray-medium: #E8ECF0;
    --gray-dark: #6B7A8F;
    --text-primary: #0A2540;
    --text-secondary: #4A5568;
    --text-light: #6B7A8F;
    
    --font-heading: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: 2.5rem;
    font-weight: 800;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.25rem;
}

p {
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

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

a:hover {
    color: var(--cyan-light);
}

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

/* Header & Navigation */
.main-header {
    background-color: var(--navy-base);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    padding: var(--spacing-sm) 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    transition: all 0.2s ease;
}

.logo-img {
    height: 36px;
    width: auto;
    display: block;
    transition: all 0.2s ease;
}

.logo:hover .logo-img {
    transform: scale(1.05);
    opacity: 0.9;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    font-family: var(--font-heading);
    letter-spacing: -0.02em;
    transition: color 0.2s ease;
}

.logo:hover .logo-text {
    color: var(--cyan-accent);
}

.nav-menu {
    display: flex;
    list-style: none;
    align-items: center;
    gap: var(--spacing-md);
}

.nav-menu a {
    color: var(--white);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--cyan-accent);
    background-color: rgba(0, 212, 255, 0.1);
}

.cta-button {
    background-color: var(--navy-base);
    color: var(--white);
    padding: 0.625rem 1.25rem;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.9375rem;
    transition: all 0.2s ease;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

.cta-button:hover {
    background-color: var(--navy-dark);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
    transform: translateY(-1px);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
    gap: 4px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--white);
    border-radius: 2px;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--navy-base) 0%, var(--navy-dark) 100%);
    color: var(--white);
    padding: var(--spacing-xxl) 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(0, 212, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero .container {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.hero-content h1 {
    color: var(--white);
    font-size: 2.75rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
}

.hero-tagline {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
    font-weight: 400;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.hero-visual {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.hero-image-placeholder {
    width: 100%;
    height: 400px;
    background: 
        linear-gradient(135deg, rgba(0, 212, 255, 0.25) 0%, rgba(0, 153, 255, 0.15) 100%),
        radial-gradient(ellipse at center, rgba(0, 212, 255, 0.1) 0%, transparent 70%);
    border-radius: var(--border-radius-lg);
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 212, 255, 0.2);
    border: 1px solid rgba(0, 212, 255, 0.3);
}

.hero-demo-box {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12), 0 2px 8px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: all 0.3s ease;
}

.hero-demo-box:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15), 0 4px 12px rgba(0, 0, 0, 0.1);
}

.hero-demo-box h3 {
    color: var(--navy-base);
    font-size: 1.375rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    letter-spacing: -0.01em;
}

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

.hero-demo-box .btn {
    width: 100%;
    padding: 0.875rem 2rem;
}

.hero-image-placeholder::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 40%, rgba(0, 212, 255, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 70% 60%, rgba(0, 153, 255, 0.2) 0%, transparent 50%);
    opacity: 0.6;
    animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 0.8; }
}

/* Radiology-specific scan lines */
.radiology-scan-lines {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 3px,
        rgba(0, 212, 255, 0.2) 3px,
        rgba(0, 212, 255, 0.2) 4px
    );
    animation: scanDown 6s linear infinite;
    opacity: 0.8;
}

@keyframes scanDown {
    0% { transform: translateY(-100%); }
    100% { transform: translateY(100%); }
}

/* Radiology grid pattern */
.radiology-grid {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(rgba(0, 212, 255, 0.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 212, 255, 0.08) 1px, transparent 1px);
    background-size: 30px 30px;
    opacity: 0.6;
}

/* Radiology anatomy shapes */
.radiology-anatomy {
    position: absolute;
    top: 20%;
    left: 15%;
    width: 120px;
    height: 150px;
    opacity: 0.3;
    animation: anatomyFloat 6s ease-in-out infinite;
}

.radiology-anatomy::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse at 50% 30%, rgba(0, 212, 255, 0.4) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 70%, rgba(0, 153, 255, 0.3) 0%, transparent 50%);
    border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
    filter: blur(2px);
}

.radiology-anatomy::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 100px;
    background: 
        radial-gradient(ellipse at 50% 40%, rgba(0, 212, 255, 0.3) 0%, transparent 60%);
    border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
    filter: blur(1px);
}

@keyframes anatomyFloat {
    0%, 100% { 
        transform: translateY(0) scale(1);
        opacity: 0.3;
    }
    50% { 
        transform: translateY(-10px) scale(1.05);
        opacity: 0.4;
    }
}

.scan-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 20px,
            rgba(0, 212, 255, 0.05) 20px,
            rgba(0, 212, 255, 0.05) 22px
        );
    opacity: 0.5;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    border-radius: 6px;
    font-weight: 600;
    font-size: 1rem;
    text-align: center;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
    letter-spacing: 0.01em;
}

.btn-primary {
    background-color: var(--navy-base);
    color: var(--white);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.btn-primary:hover {
    background-color: var(--navy-dark);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    transform: translateY(-1px);
}

.btn-secondary {
    background-color: transparent;
    color: var(--white);
    border: 1.5px solid rgba(255, 255, 255, 0.4);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.6);
    color: var(--white);
}

.btn-outline {
    background-color: transparent;
    color: var(--cyan-accent);
    border: 2px solid var(--cyan-accent);
}

.btn-outline:hover {
    background-color: var(--cyan-accent);
    color: var(--navy-base);
}

.btn-large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.125rem;
}

/* Page Header */
.page-header {
    background: linear-gradient(135deg, var(--navy-base) 0%, var(--navy-dark) 100%);
    color: var(--white);
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.page-header h1 {
    color: var(--white);
    margin-bottom: var(--spacing-sm);
}

.page-subtitle {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
}

/* Intro Section */
.intro {
    padding: var(--spacing-xxl) 0;
    background: linear-gradient(135deg, var(--gray-light) 0%, rgba(245, 247, 250, 1) 100%);
    position: relative;
    overflow: hidden;
}

.intro::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(0, 212, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(0, 153, 255, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.intro .container {
    position: relative;
    z-index: 1;
}

.intro-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.intro-content h2 {
    color: var(--navy-base);
    margin-bottom: var(--spacing-md);
    font-size: 2.25rem;
}

.intro-text {
    font-size: 1.25rem;
    line-height: 1.7;
    color: var(--text-secondary);
}

/* Features Preview */
.features-preview {
    padding: var(--spacing-xxl) 0;
}

.features-preview h2 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

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

.feature-card {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(0, 0, 0, 0.08);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--cyan-accent);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1), 0 2px 4px rgba(0, 0, 0, 0.06);
    border-color: rgba(0, 212, 255, 0.3);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-icon {
    width: 56px;
    height: 56px;
    margin-bottom: var(--spacing-md);
    color: var(--navy-base);
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 212, 255, 0.06);
    border-radius: var(--border-radius);
    padding: var(--spacing-xs);
    transition: all 0.3s ease;
}

.feature-icon svg {
    width: 100%;
    height: 100%;
}

.feature-card:hover .feature-icon {
    background: rgba(0, 212, 255, 0.1);
    color: var(--cyan-accent);
}

.feature-card h3 {
    color: var(--navy-base);
    margin-bottom: var(--spacing-sm);
    font-size: 1.25rem;
    font-weight: 600;
    letter-spacing: -0.01em;
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.9375rem;
    margin-bottom: 0;
}

.section-cta {
    text-align: center;
}

/* How It Works Section */
.how-it-works {
    padding: var(--spacing-xxl) 0;
    background: linear-gradient(135deg, var(--gray-light) 0%, rgba(250, 252, 255, 1) 100%);
    position: relative;
    overflow: hidden;
}

.how-it-works::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 15% 30%, rgba(0, 212, 255, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 85% 70%, rgba(0, 153, 255, 0.03) 0%, transparent 50%);
    pointer-events: none;
}

.how-it-works .container {
    position: relative;
    z-index: 1;
}

.how-it-works h2 {
    text-align: center;
    margin-bottom: var(--spacing-md);
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--navy-base);
    letter-spacing: -0.02em;
}

.how-it-works-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-xxl);
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--text-secondary);
}

.how-it-works-steps {
    display: flex;
    align-items: stretch;
    justify-content: center;
    flex-wrap: nowrap;
    gap: var(--spacing-lg);
    max-width: 1200px;
    margin: 0 auto;
}

.how-step {
    flex: 1;
    min-width: 0;
    max-width: 320px;
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08), 0 2px 4px rgba(0, 0, 0, 0.04);
    border: 1px solid rgba(0, 212, 255, 0.15);
    text-align: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.how-step::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--cyan-accent) 0%, var(--electric-blue) 100%);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.how-step:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0, 212, 255, 0.15), 0 4px 8px rgba(0, 0, 0, 0.08);
    border-color: var(--cyan-accent);
}

.how-step:hover::before {
    transform: scaleX(1);
}

.how-step-number {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--navy-base) 0%, var(--navy-dark) 100%);
    color: var(--white);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 800;
    margin: 0 auto var(--spacing-md);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2), 0 2px 8px rgba(0, 212, 255, 0.2);
    border: 2px solid var(--cyan-accent);
    position: relative;
    transition: all 0.3s ease;
}

.how-step-number::after {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--cyan-accent), var(--electric-blue));
    opacity: 0;
    z-index: -1;
    transition: opacity 0.3s ease;
}

.how-step:hover .how-step-number {
    transform: scale(1.05);
    box-shadow: 0 8px 24px rgba(0, 212, 255, 0.3), 0 4px 12px rgba(0, 0, 0, 0.2);
    border-color: var(--electric-blue);
}

.how-step:hover .how-step-number::after {
    opacity: 0.2;
}

.how-step h3 {
    color: var(--navy-base);
    margin-bottom: var(--spacing-sm);
    font-size: 1.25rem;
    font-weight: 600;
    letter-spacing: -0.01em;
}

.how-step p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.6;
    margin-bottom: 0;
}

.how-step-arrow {
    width: 40px;
    height: 40px;
    color: var(--cyan-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    margin-top: var(--spacing-xl);
    flex-shrink: 0;
}

.how-step-arrow svg {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 2px 4px rgba(0, 212, 255, 0.2));
}

.how-it-works-steps:hover .how-step-arrow {
    transform: translateX(6px);
    color: var(--electric-blue);
    filter: drop-shadow(0 4px 8px rgba(0, 212, 255, 0.3));
}

/* Video Section */
.video-section {
    padding: var(--spacing-xxl) 0;
}

.video-section h2 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.video-container {
    max-width: 900px;
    margin: 0 auto;
}

.video-placeholder {
    width: 100%;
    aspect-ratio: 16/9;
    background: linear-gradient(135deg, var(--navy-base) 0%, var(--navy-dark) 100%);
    border-radius: var(--border-radius-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3), 0 8px 24px rgba(0, 212, 255, 0.2);
    border: 1px solid rgba(0, 212, 255, 0.2);
}

.video-placeholder::after {
    content: '';
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(circle at 30% 40%, rgba(0, 212, 255, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 70% 60%, rgba(0, 153, 255, 0.1) 0%, transparent 50%);
    animation: videoPulse 4s ease-in-out infinite;
}

@keyframes videoPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.video-placeholder::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, rgba(0, 212, 255, 0.08) 0%, transparent 70%);
}

.play-icon {
    position: relative;
    z-index: 2;
    cursor: pointer;
    transition: all 0.2s ease;
    filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.25));
}

.play-icon:hover {
    transform: scale(1.08);
    filter: drop-shadow(0 6px 16px rgba(0, 0, 0, 0.3));
}

.play-icon svg circle {
    transition: fill 0.2s ease;
}

.play-icon:hover svg circle {
    fill: rgba(255, 255, 255, 1);
}

.video-placeholder-text {
    position: relative;
    z-index: 1;
    color: var(--white);
    margin-top: var(--spacing-md);
    font-size: 0.875rem;
    opacity: 0.8;
}

/* Credibility Section */
.credibility {
    padding: var(--spacing-xxl) 0;
    background: linear-gradient(135deg, var(--gray-light) 0%, rgba(245, 247, 250, 1) 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.credibility::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(0, 212, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(0, 153, 255, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.credibility .container {
    position: relative;
    z-index: 1;
}

.credibility h2 {
    color: var(--navy-base);
    margin-bottom: var(--spacing-md);
    font-size: 2.25rem;
}

.credibility-text {
    max-width: 900px;
    margin: 0 auto;
    color: var(--text-secondary);
    font-size: 1.125rem;
    line-height: 1.8;
}

/* Features Detail */
.features-detail {
    padding: var(--spacing-xxl) 0;
}

.feature-detail-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
    margin-bottom: var(--spacing-xxl);
}

.feature-detail-item.reverse {
    direction: rtl;
}

.feature-detail-item.reverse > * {
    direction: ltr;
}

.feature-number {
    font-size: 4rem;
    font-weight: 800;
    color: var(--navy-base);
    opacity: 0.15;
    margin-bottom: var(--spacing-sm);
    line-height: 1;
    letter-spacing: -0.05em;
}

.feature-detail-content h2 {
    color: var(--navy-base);
    margin-bottom: var(--spacing-md);
}

.feature-visual-placeholder {
    width: 100%;
    height: 300px;
    border-radius: var(--border-radius-lg);
    position: relative;
    overflow: hidden;
    box-shadow: 0 12px 32px rgba(0, 212, 255, 0.15), 0 4px 12px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.2);
}

/* Auto-Generate: Document/Report generation graphic */
.feature-auto-generate {
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.15) 0%, rgba(0, 153, 255, 0.1) 100%);
}

.feature-graphic-1 {
    position: absolute;
    inset: 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.doc-lines {
    width: 100%;
    height: 8px;
    background: linear-gradient(90deg, rgba(0, 212, 255, 0.4) 0%, transparent 100%);
    border-radius: 2px;
    animation: docLineAppear 0.8s ease-out forwards;
    opacity: 0;
}

.doc-lines:nth-child(1) { animation-delay: 0.1s; width: 90%; }
.doc-lines:nth-child(2) { animation-delay: 0.3s; width: 100%; }
.doc-lines:nth-child(3) { animation-delay: 0.5s; width: 75%; }
.doc-lines:nth-child(4) { animation-delay: 0.7s; width: 95%; }
.doc-lines:nth-child(5) { animation-delay: 0.9s; width: 85%; }

@keyframes docLineAppear {
    0% { opacity: 0; transform: translateX(-20px); }
    100% { opacity: 1; transform: translateX(0); }
}

.doc-text {
    position: absolute;
    bottom: 20px;
    left: 20px;
    right: 20px;
    height: 40px;
    background: linear-gradient(90deg, rgba(0, 212, 255, 0.3) 0%, transparent 100%);
    border-radius: 4px;
    animation: docTextAppear 1.2s ease-out forwards;
    opacity: 0;
}

@keyframes docTextAppear {
    0% { opacity: 0; transform: translateY(10px); }
    100% { opacity: 1; transform: translateY(0); }
}

/* Rad-Chat: Conversation bubbles graphic */
.feature-rad-chat {
    background: linear-gradient(135deg, rgba(0, 153, 255, 0.15) 0%, rgba(0, 212, 255, 0.1) 100%);
}

.feature-graphic-2 {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 20px;
}

.chat-bubble {
    width: 200px;
    height: 60px;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.4) 0%, rgba(0, 153, 255, 0.3) 100%);
    border-radius: 20px 20px 20px 4px;
    position: relative;
    animation: bubbleAppear 0.6s ease-out forwards;
    opacity: 0;
}

.chat-bubble::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 20px;
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-top: 8px solid rgba(0, 153, 255, 0.3);
}

.chat-bubble-1 {
    align-self: flex-start;
    margin-left: 20px;
    animation-delay: 0.2s;
}

.chat-bubble-2 {
    align-self: flex-end;
    margin-right: 20px;
    border-radius: 20px 20px 4px 20px;
    animation-delay: 0.5s;
}

.chat-bubble-2::after {
    left: auto;
    right: 20px;
    border-top-color: rgba(0, 212, 255, 0.3);
}

.chat-bubble-3 {
    align-self: flex-start;
    margin-left: 20px;
    width: 150px;
    animation-delay: 0.8s;
}

@keyframes bubbleAppear {
    0% { opacity: 0; transform: translateY(20px) scale(0.9); }
    100% { opacity: 1; transform: translateY(0) scale(1); }
}

/* Rad-Guideline: Network/connection graphic */
.feature-rad-guideline {
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.12) 0%, rgba(0, 153, 255, 0.08) 100%);
}

.feature-graphic-3 {
    position: absolute;
    inset: 0;
}

.guideline-node {
    position: absolute;
    width: 16px;
    height: 16px;
    background: rgba(0, 212, 255, 0.6);
    border-radius: 50%;
    border: 2px solid rgba(0, 212, 255, 0.8);
    animation: nodePulse 2s ease-in-out infinite;
}

.node-1 { top: 20%; left: 20%; animation-delay: 0s; }
.node-2 { top: 20%; right: 20%; animation-delay: 0.3s; }
.node-3 { bottom: 20%; left: 20%; animation-delay: 0.6s; }
.node-4 { bottom: 20%; right: 20%; animation-delay: 0.9s; }

@keyframes nodePulse {
    0%, 100% { transform: scale(1); opacity: 0.6; }
    50% { transform: scale(1.3); opacity: 1; }
}

.guideline-link {
    position: absolute;
    height: 2px;
    background: linear-gradient(90deg, rgba(0, 212, 255, 0.4) 0%, rgba(0, 153, 255, 0.3) 100%);
    transform-origin: left center;
    animation: linkFlow 3s ease-in-out infinite;
}

.link-1 {
    top: 20%;
    left: 20%;
    width: 60%;
    transform: rotate(0deg);
    animation-delay: 0s;
}

.link-2 {
    top: 20%;
    left: 20%;
    width: 60%;
    transform: rotate(45deg);
    animation-delay: 0.5s;
}

.link-3 {
    top: 20%;
    left: 20%;
    width: 85%;
    transform: rotate(-45deg);
    animation-delay: 1s;
}

@keyframes linkFlow {
    0%, 100% { opacity: 0.4; }
    50% { opacity: 0.8; }
}

/* AI Dictation: Audio waveform graphic */
.feature-dictation {
    background: linear-gradient(135deg, rgba(0, 153, 255, 0.15) 0%, rgba(0, 212, 255, 0.1) 100%);
}

.feature-graphic-4 {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 40px;
}

.waveform-line {
    width: 8px;
    background: linear-gradient(180deg, rgba(0, 212, 255, 0.6) 0%, rgba(0, 153, 255, 0.4) 100%);
    border-radius: 4px;
    animation: waveformPulse 1.5s ease-in-out infinite;
}

.line-1 { height: 40px; animation-delay: 0s; }
.line-2 { height: 80px; animation-delay: 0.1s; }
.line-3 { height: 120px; animation-delay: 0.2s; }
.line-4 { height: 60px; animation-delay: 0.3s; }
.line-5 { height: 100px; animation-delay: 0.4s; }

@keyframes waveformPulse {
    0%, 100% { transform: scaleY(0.5); opacity: 0.6; }
    50% { transform: scaleY(1); opacity: 1; }
}

.feature-visual-placeholder::before {
    content: '';
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(circle at 30% 40%, rgba(0, 212, 255, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 70% 60%, rgba(0, 153, 255, 0.15) 0%, transparent 50%);
    animation: featurePulse 4s ease-in-out infinite;
}

@keyframes featurePulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* Benefits Section */
.benefits {
    padding: var(--spacing-xxl) 0;
    background-color: var(--gray-light);
}

.benefits h2 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.benefit-item {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(0, 0, 0, 0.08);
    position: relative;
}

.benefit-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1), 0 2px 4px rgba(0, 0, 0, 0.06);
    border-color: rgba(0, 212, 255, 0.3);
}

.benefit-item h3 {
    color: var(--navy-base);
    margin-bottom: var(--spacing-sm);
    font-size: 1.125rem;
    font-weight: 600;
}

.benefit-item p {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.9375rem;
    margin-bottom: 0;
}

/* Process Section */
.process {
    padding: var(--spacing-xxl) 0;
}

.process-intro {
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
    text-align: center;
    font-size: 1.125rem;
}

.process-steps {
    display: grid;
    gap: var(--spacing-xl);
}

.process-step {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: var(--spacing-lg);
    align-items: start;
}

.step-number {
    width: 80px;
    height: 80px;
    background: var(--navy-base);
    color: var(--white);
    border: 2px solid var(--cyan-accent);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 800;
    flex-shrink: 0;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
    position: relative;
    transition: all 0.3s ease;
}

.process-step:hover .step-number {
    transform: scale(1.05);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    border-color: var(--electric-blue);
}

.step-content h3 {
    color: var(--navy-base);
    margin-bottom: var(--spacing-sm);
}

/* Workflow Visual */
.workflow-visual {
    padding: var(--spacing-xxl) 0;
    background: linear-gradient(135deg, var(--gray-light) 0%, rgba(245, 247, 250, 1) 100%);
    position: relative;
    overflow: hidden;
}

.workflow-visual::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 30%, rgba(0, 212, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(0, 153, 255, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.workflow-visual .container {
    position: relative;
    z-index: 1;
}

.workflow-visual h2 {
    text-align: center;
    margin-bottom: var(--spacing-md);
    font-size: 2.25rem;
    color: var(--navy-base);
}

.workflow-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-xxl);
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--text-secondary);
}

.workflow-diagram {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    max-width: 1200px;
    margin: 0 auto;
}

.workflow-item {
    flex: 1;
    min-width: 240px;
    max-width: 280px;
    text-align: center;
    background: linear-gradient(135deg, var(--white) 0%, rgba(245, 247, 250, 1) 100%);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08), 0 4px 8px rgba(0, 0, 0, 0.04);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(0, 212, 255, 0.2);
    position: relative;
}

.workflow-item:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 32px rgba(0, 212, 255, 0.15), 0 6px 12px rgba(0, 0, 0, 0.06);
    border-color: var(--cyan-accent);
}

.workflow-number {
    position: absolute;
    top: -16px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--cyan-accent) 0%, var(--electric-blue) 100%);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 800;
    box-shadow: 0 4px 12px rgba(0, 212, 255, 0.4);
    z-index: 2;
}

.workflow-icon {
    width: 64px;
    height: 64px;
    margin: var(--spacing-md) auto var(--spacing-md);
    color: var(--cyan-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.1) 0%, rgba(0, 153, 255, 0.05) 100%);
    border-radius: var(--border-radius);
    padding: var(--spacing-sm);
}

.workflow-icon svg {
    width: 100%;
    height: 100%;
}

.workflow-item:hover .workflow-icon {
    transform: scale(1.1);
    color: var(--electric-blue);
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.15) 0%, rgba(0, 153, 255, 0.1) 100%);
}

.workflow-item h4 {
    color: var(--navy-base);
    margin-bottom: var(--spacing-sm);
    font-size: 1.25rem;
    font-weight: 600;
}

.workflow-item p {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.9375rem;
    margin-bottom: 0;
}

.workflow-arrow {
    width: 48px;
    height: 48px;
    color: var(--cyan-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    margin-top: var(--spacing-xl);
}

.workflow-arrow svg {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 2px 4px rgba(0, 212, 255, 0.3));
}

.workflow-diagram:hover .workflow-arrow {
    transform: translateX(8px);
    color: var(--electric-blue);
    filter: drop-shadow(0 4px 8px rgba(0, 212, 255, 0.4));
}

/* CTA Section */
.cta-section {
    padding: var(--spacing-xxl) 0;
    background: linear-gradient(135deg, var(--navy-base) 0%, var(--navy-dark) 100%);
    color: var(--white);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 40%, rgba(0, 212, 255, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 70% 60%, rgba(0, 153, 255, 0.1) 0%, transparent 50%);
    animation: ctaPulse 5s ease-in-out infinite;
    pointer-events: none;
}

@keyframes ctaPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

.cta-section .container {
    position: relative;
    z-index: 1;
}

.cta-section h2 {
    color: var(--white);
    margin-bottom: var(--spacing-md);
    font-size: 2.5rem;
}

.cta-section p {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

/* Demo Section */
.demo-section {
    padding: var(--spacing-xxl) 0;
}

.demo-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
}

.demo-intro h2 {
    font-size: 2.25rem;
    margin-bottom: var(--spacing-md);
    color: var(--navy-base);
}

.demo-intro p {
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--text-secondary);
}

.demo-container {
    max-width: 1000px;
    margin: 0 auto var(--spacing-xxl);
}

.demo-video-placeholder {
    width: 100%;
    aspect-ratio: 16/9;
    background: linear-gradient(135deg, var(--navy-base) 0%, var(--navy-dark) 100%);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.demo-video-placeholder::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, rgba(0, 212, 255, 0.1) 0%, transparent 70%);
}

.play-button {
    position: relative;
    z-index: 1;
    cursor: pointer;
    transition: var(--transition);
}

.play-button:hover {
    transform: scale(1.1);
}

.demo-placeholder-text {
    position: absolute;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    color: var(--white);
    font-size: 1.125rem;
    z-index: 1;
}

.demo-placeholder-subtext {
    position: absolute;
    bottom: var(--spacing-sm);
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
    z-index: 1;
}

.demo-features-showcase {
    margin-top: var(--spacing-xxl);
}

.demo-features-showcase h2 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.demo-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.demo-feature-item {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(0, 0, 0, 0.08);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.demo-feature-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1), 0 2px 4px rgba(0, 0, 0, 0.06);
    border-color: rgba(0, 212, 255, 0.3);
}

.demo-feature-icon {
    width: 56px;
    height: 56px;
    margin-bottom: var(--spacing-md);
    color: var(--navy-base);
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 212, 255, 0.06);
    border-radius: var(--border-radius);
    padding: var(--spacing-xs);
    transition: all 0.3s ease;
}

.demo-feature-item:hover .demo-feature-icon {
    background: rgba(0, 212, 255, 0.1);
    color: var(--cyan-accent);
}

.demo-feature-icon svg {
    width: 100%;
    height: 100%;
}

.demo-feature-item h3 {
    color: var(--navy-base);
    margin-bottom: var(--spacing-sm);
    font-size: 1.25rem;
    font-weight: 600;
    letter-spacing: -0.01em;
}

.demo-feature-item p {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.9375rem;
    margin-bottom: 0;
}

.demo-feature-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 2px;
    height: 100%;
    background: var(--cyan-accent);
    transform: scaleY(0);
    transition: transform 0.3s ease;
}

.demo-feature-item:hover::before {
    transform: scaleY(1);
}

/* Demo Interactive */
.demo-interactive {
    padding: var(--spacing-xxl) 0;
    background-color: var(--gray-light);
}

.demo-interactive h2 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

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

.interactive-card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(0, 0, 0, 0.08);
}

.interactive-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1), 0 2px 4px rgba(0, 0, 0, 0.06);
    border-color: rgba(0, 212, 255, 0.3);
}

.card-header {
    background: var(--navy-base);
    color: var(--white);
    padding: var(--spacing-md);
    position: relative;
    overflow: hidden;
}

.card-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 40%, rgba(0, 212, 255, 0.15) 0%, transparent 50%);
    pointer-events: none;
}

.card-header h3 {
    color: var(--white);
    margin-bottom: 0;
    position: relative;
    z-index: 1;
}

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

.demo-list {
    list-style: none;
}

.demo-list li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-md);
    position: relative;
    color: var(--text-secondary);
}

.demo-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--cyan-accent);
    font-weight: 800;
}

/* About Section */
.about-content {
    padding: var(--spacing-xxl) 0;
}

.about-intro,
.about-mission,
.about-product,
.about-audience {
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
}

.about-intro h2,
.about-mission h2,
.about-product h2,
.about-audience h2 {
    color: var(--navy-base);
    margin-bottom: var(--spacing-md);
}

.about-list {
    list-style: none;
    margin-top: var(--spacing-md);
}

.about-list li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-md);
    position: relative;
    color: var(--text-secondary);
}

.about-list li::before {
    content: '';
    position: absolute;
    left: 0;
    width: 16px;
    height: 16px;
    background: var(--cyan-accent);
    clip-path: polygon(0 50%, 30% 70%, 100% 20%, 100% 35%, 30% 85%, 0 65%);
}

/* Contact Section */
.contact-section {
    padding: var(--spacing-xxl) 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    max-width: 1000px;
    margin: 0 auto;
}

.contact-info h2 {
    color: var(--navy-base);
    margin-bottom: var(--spacing-md);
}

.contact-details {
    margin-top: var(--spacing-lg);
}

.contact-detail-item {
    margin-bottom: var(--spacing-lg);
}

.contact-detail-item h3 {
    color: var(--cyan-accent);
    margin-bottom: var(--spacing-xs);
    font-size: 1.125rem;
}

.contact-detail-item a {
    color: var(--text-secondary);
    font-size: 1.125rem;
}

.contact-detail-item a:hover {
    color: var(--cyan-accent);
}

.contact-form-container {
    background-color: var(--gray-light);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
}

.contact-form-container h2 {
    color: var(--navy-base);
    margin-bottom: var(--spacing-md);
}

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

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm);
    border: 1px solid var(--gray-medium);
    border-radius: var(--border-radius);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--cyan-accent);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-message {
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm);
    border-radius: var(--border-radius);
    display: none;
}

.form-message.success {
    background-color: #D4EDDA;
    color: #155724;
    border: 1px solid #C3E6CB;
    display: block;
}

.form-message.error {
    background-color: #F8D7DA;
    color: #721C24;
    border: 1px solid #F5C6CB;
    display: block;
}

.contact-cta {
    padding: var(--spacing-xxl) 0;
    background-color: var(--gray-light);
}

.contact-cta h2 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.demo-benefits {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    max-width: 900px;
    margin: 0 auto;
}

.demo-benefit-item {
    background-color: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    text-align: center;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.demo-benefit-item h3 {
    color: var(--navy-base);
    margin-bottom: var(--spacing-sm);
}

/* Footer */
.main-footer {
    background-color: var(--navy-base);
    color: var(--white);
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.footer-form {
    margin-top: var(--spacing-md);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

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

.footer-form .form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
    font-size: 0.875rem;
}

.footer-form .form-group input,
.footer-form .form-group textarea {
    width: 100%;
    padding: var(--spacing-sm);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius);
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--white);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition);
}

.footer-form .form-group input::placeholder,
.footer-form .form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.footer-form .form-group input:focus,
.footer-form .form-group textarea:focus {
    outline: none;
    border-color: var(--cyan-accent);
    background-color: rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 0 2px rgba(0, 212, 255, 0.2);
}

.footer-form .form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.footer-form .btn {
    width: 100%;
    margin-top: var(--spacing-md);
}

.footer-section h3,
.footer-section h4 {
    color: var(--white);
    margin-bottom: var(--spacing-sm);
    font-size: 1rem;
    font-weight: 600;
}

.footer-section .tagline {
    color: rgba(255, 255, 255, 0.7);
    font-style: italic;
    font-size: 0.875rem;
    margin-bottom: 0;
}

.footer-section ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-section ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-section ul li a {
    font-size: 0.875rem;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
}

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

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--spacing-xs);
    font-size: 0.875rem;
}

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

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 968px) {
    .hero .container {
        grid-template-columns: 1fr;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .feature-detail-item {
        grid-template-columns: 1fr;
    }
    
    .feature-detail-item.reverse {
        direction: ltr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .workflow-diagram {
        flex-direction: column;
    }
    
    .workflow-arrow {
        transform: rotate(90deg);
    }
    
    .how-it-works-steps {
        flex-direction: column;
        align-items: center;
    }
    
    .how-step {
        max-width: 100%;
        width: 100%;
    }
    
    .how-step-arrow {
        transform: rotate(90deg);
        margin: var(--spacing-md) 0;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background-color: var(--navy-base);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: var(--spacing-lg) 0;
        gap: 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        width: 100%;
    }
    
    .nav-menu a {
        display: block;
        padding: var(--spacing-md);
        width: 100%;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-tagline {
        font-size: 1.125rem;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .process-step {
        grid-template-columns: 60px 1fr;
    }
    
    .step-number {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .hero-cta {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .benefits-grid,
    .demo-features-grid {
        grid-template-columns: 1fr;
    }
}

/* Accessibility */
:focus-visible {
    outline: 3px solid var(--cyan-accent);
    outline-offset: 2px;
}

.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--navy-base);
    color: var(--white);
    padding: 8px;
    z-index: 100;
}

.skip-link:focus {
    top: 0;
}

/* Print Styles */
@media print {
    .main-header,
    .main-footer,
    .cta-section,
    .btn {
        display: none;
    }
}