:root {
    /* Modern Two-Color System - Primary: Deep Blue, Accent: Vibrant Blue */
    --primary: #0f172a;
    --primary-dark: #020617;
    --primary-light: #1e293b;
    
    /* Accent Color - Modern Blue */
    --accent: #3b82f6;
    --accent-dark: #2563eb;
    --accent-darker: #1d4ed8;
    --accent-light: #60a5fa;
    /* For accent-coloured text and small elements on light backgrounds. --accent
       itself is 3.1:1 on white and fails WCAG AA for body text. */
    --accent-on-light: #1d4ed8;
    
    /* Functional Colors */
    --danger: #ef4444;
    --danger-dark: #dc2626;
    --success: #10b981;
    --demo-success: #10b981;
    --warning: #f59e0b;
    --info: #0ea5e9;
    
    /* Neutral Colors - Modern Gray Scale */
    --dark: #0f172a;
    --gray-900: #0f172a;
    --gray-800: #1e293b;
    --gray-700: #334155;
    --gray-600: #475569;
    --gray-500: #64748b;
    --gray-400: #94a3b8;
    --gray-300: #cbd5e1;
    --gray-200: #e2e8f0;
    --gray-100: #f1f5f9;
    --gray-50: #f8fafc;
    --white: #ffffff;
    
    /* Shadows - Modern depth */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-base: 16px;
    --line-height-base: 1.6;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: var(--font-size-base);
}

body {
    font-family: var(--font-sans);
    line-height: var(--line-height-base);
    color: var(--gray-900);
    background: var(--white);
    overflow-x: hidden;
    font-weight: 400;
    letter-spacing: -0.011em;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--gray-200);
    z-index: 1000;
    padding: 16px 0;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

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

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    font-size: 1.375rem;
    color: var(--primary);
    letter-spacing: -0.02em;
}

.navbar-brand svg {
    color: var(--accent);
}

.navbar-menu {
    display: flex;
    gap: 8px;
    align-items: center;
}

.navbar-menu a {
    color: var(--gray-700);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9375rem;
    transition: all 0.2s ease;
    padding: 8px 16px;
    border-radius: 8px;
}

.navbar-menu a:hover {
    color: var(--primary);
    background: var(--gray-50);
}

.navbar-menu a.nav-cta {
    /* --accent is only 3.67:1 behind white text. --accent-dark reaches 5.17:1. */
    background: var(--accent-dark);
    color: var(--white);
    padding: 8px 20px;
    border-radius: 8px;
    font-weight: 600;
}

.navbar-menu a.nav-cta:hover {
    background: var(--accent-darker);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(59, 130, 246, 0.2);
}

/* Hero Section */
.hero {
    position: relative;
    padding: 140px 0 100px;
    margin-top: 60px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    overflow: hidden;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%23ffffff" fill-opacity="0.02" d="M0,96L48,112C96,128,192,160,288,176C384,192,480,192,576,176C672,160,768,128,864,128C960,128,1056,160,1152,176C1248,192,1344,192,1392,192L1440,192L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') no-repeat bottom;
    background-size: cover;
    opacity: 0.5;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0.05;
    overflow: hidden;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.15) 0%, transparent 70%);
    top: -100px;
    right: -100px;
    animation: float 20s ease-in-out infinite;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.1) 0%, transparent 70%);
    bottom: -50px;
    left: 50px;
    animation: float 15s ease-in-out infinite reverse;
}

.orb-3 {
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, rgba(42, 79, 127, 0.2) 0%, transparent 70%);
    top: 100px;
    left: -100px;
}

.orb-4 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(212, 175, 55, 0.15) 0%, transparent 70%);
    bottom: -50px;
    right: 100px;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(30px);
    }
}

.hero-content {
    position: relative;
    z-index: 10;
}

.alert-banner {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(212, 175, 55, 0.25);
    border: 1px solid rgba(212, 175, 55, 0.5);
    padding: 14px 24px;
    border-radius: 8px;
    margin-bottom: 35px;
    font-size: 0.95em;
    backdrop-filter: blur(10px);
    animation: slideDown 0.6s ease-out;
    font-weight: 500;
    letter-spacing: 0.3px;
}

.alert-banner i {
    color: var(--accent);
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-title {
    font-size: 3.8em;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 25px;
    text-align: center;
    animation: slideDown 0.8s ease-out 0.1s both;
    letter-spacing: -1.2px;
}

.gradient-text {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.4em;
    text-align: center;
    opacity: 0.95;
    max-width: 750px;
    margin: 0 auto 50px;
    animation: slideDown 0.8s ease-out 0.2s both;
    line-height: 1.8;
    font-weight: 500;
}

/* Social Proof */
.social-proof {
    display: flex;
    justify-content: center;
    gap: 100px;
    margin: 60px 0;
    flex-wrap: wrap;
    animation: slideDown 0.8s ease-out 0.3s both;
}

.proof-item {
    text-align: center;
    transition: transform 0.3s ease;
}

.proof-item:hover {
    transform: scale(1.08);
}

.proof-value {
    display: block;
    font-size: 2.8em;
    font-weight: 800;
    color: var(--accent);
    line-height: 1;
    letter-spacing: -0.5px;
}

.proof-label {
    display: block;
    font-size: 0.95em;
    opacity: 0.9;
    margin-top: 10px;
    font-weight: 600;
}

/* Email Capture */
.email-capture {
    background: var(--white);
    color: var(--dark);
    padding: 50px;
    border-radius: 16px;
    box-shadow: var(--shadow-2xl);
    max-width: 550px;
    margin: 50px auto 0;
    animation: slideUp 0.8s ease-out 0.4s both;
}

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

.email-capture h3 {
    font-size: 1.5em;
    margin-bottom: 20px;
    text-align: center;
    display: none;
}

.capture-form {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
}

.capture-form input[type="email"] {
    flex: 1;
    padding: 16px 18px;
    border: 2px solid var(--gray-300);
    border-radius: 8px;
    font-size: 0.95em;
    transition: all 0.3s ease;
    background: var(--white);
    font-family: inherit;
    font-weight: 500;
}

.capture-form input[type="email"]:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.capture-form input[type="email"]::placeholder {
    color: var(--gray-400);
}

.cta-button {
    display: flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    color: var(--white);
    padding: 14px 28px;
    border: none;
    border-radius: 8px;
    font-size: 0.95em;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
    font-family: inherit;
    box-shadow: 0 4px 12px rgba(212, 175, 55, 0.3);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(212, 175, 55, 0.4);
}

.cta-button:active {
    transform: translateY(0);
}

.cta-button i {
    font-size: 0.9em;
}

.primary-button {
    width: 100%;
    justify-content: center;
}

@media (max-width: 640px) {
    .primary-button {
        flex-direction: column;
    }
}

.privacy-text {
    text-align: center;
    font-size: 0.9em;
    color: var(--gray-600);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin-top: 18px;
    font-weight: 500;
}

/* Section Styles */
.section-header {
    text-align: center;
    margin-bottom: 70px;
}

.section-header h2 {
    font-size: 2.8em;
    font-weight: 800;
    margin-bottom: 20px;
    color: var(--primary);
    letter-spacing: -1px;
    line-height: 1.1;
}

.section-subtitle {
    font-size: 1.2em;
    color: var(--gray-600);
    font-weight: 500;
    letter-spacing: 0.2px;
}

/* Problem Section */
.problem {
    padding: 120px 0;
    background: var(--gray-50);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-bottom: 80px;
    align-items: stretch;
}

.problem-card {
    background: var(--white);
    padding: 40px 32px;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid var(--gray-200);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.problem-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent);
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.03) 0%, rgba(255, 255, 255, 1) 100%);
}

.card-icon {
    margin-bottom: 24px;
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
}

.card-icon svg {
    width: 48px;
    height: 48px;
}

.problem-card h3 {
    font-size: 1.375rem;
    margin-bottom: 16px;
    color: var(--primary);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.problem-card p {
    color: var(--gray-600);
    margin-bottom: 0;
    font-size: 1rem;
    line-height: 1.6;
    flex-grow: 1;
}

.waste-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: linear-gradient(135deg, var(--danger) 0%, var(--danger-dark) 100%);
    color: white;
    padding: 10px 16px;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.9em;
}

/* Case Study */
.case-study {
    background: var(--white);
    padding: 60px 50px;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    max-width: 900px;
    margin: 0 auto;
    border-left: 5px solid var(--accent);
}

.case-study-content {
    display: flex;
    flex-direction: column;
}

.case-study blockquote {
    font-size: 1.5em;
    color: var(--primary);
    margin-bottom: 35px;
    position: relative;
    line-height: 1.8;
    font-weight: 600;
    letter-spacing: -0.3px;
}

.case-study blockquote::before {
    content: '"';
    position: absolute;
    left: -20px;
    top: -20px;
    font-size: 4em;
    color: var(--primary);
    opacity: 0.2;
}

.case-study-author {
    display: flex;
    align-items: center;
    gap: 16px;
}

.author-avatar {
    font-size: 3em;
    color: var(--primary);
}

.author-info strong {
    display: block;
    color: var(--primary);
    margin-bottom: 6px;
    font-weight: 700;
}

.author-info span {
    color: var(--gray-600);
    font-size: 0.9em;
    font-weight: 500;
}

/* How It Works */
.how-it-works {
    padding: 120px 0;
    background: var(--white);
}

.steps {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0;
    margin-bottom: 80px;
    flex-wrap: wrap;
}

.step {
    text-align: center;
    flex: 1;
    min-width: 200px;
    max-width: 280px;
    padding: 40px 25px;
}

.step-icon {
    width: 90px;
    height: 90px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.2em;
    margin: 0 auto 25px;
    box-shadow: 0 8px 20px rgba(30, 58, 95, 0.25);
}

.step h3 {
    font-size: 1.4em;
    margin-bottom: 15px;
    color: var(--primary);
    font-weight: 700;
    letter-spacing: -0.3px;
}

.step p {
    color: var(--gray-600);
    font-size: 0.95em;
    line-height: 1.6;
}

.step-arrow {
    color: var(--accent);
    font-size: 1.5em;
    display: flex;
    align-items: center;
    opacity: 0.5;
}

@media (max-width: 768px) {
    .steps {
        flex-direction: column;
    }
    .step-arrow {
        transform: rotate(90deg);
        margin: 10px 0;
    }
    
    .problem-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
    
    .navbar-menu {
        gap: 4px;
        flex-wrap: wrap;
        justify-content: flex-end;
    }
    
    .navbar-menu a {
        font-size: 0.85rem;
        padding: 6px 12px;
    }
}

/* Results Preview */
.results-preview {
    margin-top: 80px;
}

.preview-card {
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
    border: 1px solid var(--gray-200);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.preview-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 25px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.1em;
}

.preview-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 25px;
    padding: 40px;
}

.stat {
    text-align: center;
}

.stat-label {
    display: block;
    color: var(--gray-600);
    font-size: 0.9em;
    margin-bottom: 10px;
    font-weight: 600;
}

.stat-value {
    display: block;
    font-size: 2em;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: -0.5px;
}

.stat-detail {
    display: block;
    font-size: 0.85em;
    color: var(--gray-500);
    margin-top: 8px;
}

.stat-value.highlight {
    color: var(--danger);
}

.stat-value.success {
    color: var(--success);
}

.preview-recommendations {
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.05) 0%, rgba(255, 255, 255, 0) 100%);
    padding: 40px;
    border-top: 1px solid var(--gray-200);
}

.preview-recommendations h4 {
    font-size: 1.15em;
    color: var(--primary);
    margin-bottom: 20px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
}

.preview-recommendations h4 i {
    color: var(--accent);
}

.preview-recommendations ul {
    list-style: none;
    padding: 0;
}

.preview-recommendations li {
    padding: 12px 0;
    color: var(--gray-700);
    border-bottom: 1px solid rgba(212, 175, 55, 0.1);
    font-weight: 500;
}

.preview-recommendations li:last-child {
    border-bottom: none;
}

.preview-recommendations strong {
    color: var(--primary);
}

.preview-recommendations h4 {
    color: var(--dark);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.preview-recommendations ul {
    list-style: none;
}

.preview-recommendations li {
    padding: 10px 0;
    color: var(--gray-700);
    font-size: 0.95em;
    border-bottom: 1px solid var(--gray-200);
}

.preview-recommendations li:last-child {
    border-bottom: none;
}

/* Testimonials */
.testimonials {
    padding: 100px 0;
    background: var(--gray-50);
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: var(--white);
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    border: 1px solid var(--gray-100);
}

.testimonial-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.stars {
    color: var(--warning);
    margin-bottom: 15px;
    font-size: 1.1em;
}

.testimonial-card p {
    font-size: 1em;
    color: var(--gray-700);
    margin-bottom: 20px;
    line-height: 1.6;
    font-style: italic;
}

.testimonial-author {
    border-top: 1px solid var(--gray-200);
    padding-top: 15px;
}

.testimonial-author strong {
    display: block;
    color: var(--dark);
    margin-bottom: 3px;
}

.testimonial-author span {
    color: var(--gray-500);
    font-size: 0.9em;
}

/* FAQ */
.faq {
    padding: 120px 0;
    background: var(--white);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
}

.faq-item:hover {
    border-color: var(--accent);
    background: var(--white);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px;
    cursor: pointer;
    user-select: none;
    background: inherit;
}

.faq-question h3 {
    font-size: 1.2em;
    color: var(--primary);
    margin: 0;
    font-weight: 700;
    letter-spacing: -0.3px;
}

.faq-question i {
    color: var(--accent);
    transition: transform 0.3s ease;
    font-size: 1.2em;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 24px 24px;
    color: var(--gray-700);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    font-size: 0.95em;
    line-height: 1.8;
}

.faq-item.active .faq-answer {
    max-height: 200px;
    padding: 0 20px 20px;
}

@media (max-width: 640px) {
    .faq-grid {
        grid-template-columns: 1fr;
    }
}

/* Final CTA */
.final-cta {
    position: relative;
    padding: 140px 0;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    text-align: center;
    overflow: hidden;
}

.final-cta-content {
    position: relative;
    z-index: 10;
}

.final-cta h2 {
    font-size: 2.8em;
    margin-bottom: 25px;
    font-weight: 800;
    letter-spacing: -1px;
}

.cta-subtitle {
    font-size: 1.3em;
    margin-bottom: 30px;
    opacity: 0.95;
    font-weight: 500;
}

.waste-counter {
    margin: 50px 0;
}

.waste-counter p {
    font-size: 1em;
    margin-bottom: 15px;
    opacity: 0.9;
}

.counter-display {
    font-size: 4em;
    font-weight: 800;
    color: var(--accent);
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    margin-bottom: 10px;
    font-variant-numeric: tabular-nums;
}

.final-form {
    max-width: 400px;
    margin: 40px auto;
    background: rgba(212, 175, 55, 0.15);
    padding: 30px;
}

.final-form .capture-form input[type="email"] {
    background: var(--white);
    color: var(--dark);
}

.final-form .cta-button {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    color: var(--white);
    font-weight: 700;
    padding: 16px 50px;
    font-size: 1em;
    letter-spacing: 0.3px;
    box-shadow: 0 8px 16px rgba(59, 130, 246, 0.3);
}

.final-form .cta-button:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(59, 130, 246, 0.4);
    background: linear-gradient(135deg, var(--accent-light) 0%, var(--accent) 100%);
}

.trust-badge {
    margin-top: 20px;
    font-size: 0.9em;
    opacity: 0.95;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

/* Footer */
footer {
    background: var(--primary);
    color: var(--white);
    padding: 80px 0 40px;
    border-top: 1px solid var(--gray-800);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-brand {
    max-width: 320px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.footer-logo svg {
    color: var(--accent);
}

.footer-logo strong {
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--white);
    margin: 0;
}

.footer-section strong {
    display: block;
    margin-bottom: 20px;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--white);
    letter-spacing: 0.02em;
}

.footer-section p {
    color: var(--gray-400);
    font-size: 0.9375rem;
    line-height: 1.6;
}

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

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

.footer-section a {
    color: var(--gray-400);
    text-decoration: none;
    font-size: 0.9375rem;
    transition: all 0.2s ease;
}

.footer-section a:hover {
    color: var(--accent);
    transform: translateX(4px);
    display: inline-block;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--gray-400);
    font-size: 0.875rem;
}

.footer-tagline {
    /* --gray-500 is 3.75:1 on the dark footer; --gray-400 reaches 6.96:1. */
    color: var(--gray-400);
    font-size: 0.875rem;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.3em;
    }
    
    .hero-subtitle {
        font-size: 1.05em;
    }
    
    .social-proof {
        gap: 40px;
        margin: 30px 0;
    }
    
    .capture-form {
        flex-direction: column;
    }
    
    .cta-button {
        width: 100%;
    }
    
    .navbar-menu {
        gap: 20px;
        font-size: 0.9em;
    }
    
    .section-header h2 {
        font-size: 1.8em;
    }
    
    .problem-grid {
        gap: 20px;
    }
    
    .case-study {
        padding: 30px 20px;
    }
    
    .final-cta h2 {
        font-size: 1.8em;
    }
    
    .counter-display {
        font-size: 2.5em;
    }
}

@media (max-width: 640px) {
    html {
        font-size: 14px;
    }
    
    .hero {
        padding: 100px 0 60px;
        margin-top: 80px;
    }
    
    .hero-title {
        font-size: 1.8em;
    }
    
    .hero-subtitle {
        font-size: 0.95em;
    }
    
    .navbar-menu {
        display: none;
    }
    
    .proof-value {
        font-size: 1.8em;
    }
    
    .email-capture {
        padding: 30px 20px;
    }
    
    .section-header h2 {
        font-size: 1.5em;
    }
    
    .problem-card {
        padding: 25px 20px;
    }
    
    .final-cta {
        padding: 80px 0;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

/* Hero Demo Section */
.hero-image-container {
    margin-top: 80px;
    text-align: center;
    animation: fadeInUp 0.8s ease-out 0.5s both;
}

.demo-video-wrapper {
    position: relative;
    max-width: 100%;
    margin: 0 auto;
    border-radius: 16px;
    overflow: hidden;
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
    box-shadow: 0 30px 60px rgba(15, 23, 42, 0.25);
}

.demo-loading-skeleton {
    /* Hidden automatically after a few seconds. handleDemoLoad() normally does this
       as soon as the first frame decodes; the animation is the fallback for when the
       event does not arrive, so the skeleton can never sit on top of the demo forever. */
    animation: demoSkeletonRetire 0s ease 4s forwards;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--gray-100) 0%, var(--gray-200) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
    opacity: 1;
    transition: opacity 0.4s ease;
}

.demo-loading-skeleton.hidden {
    opacity: 0;
    pointer-events: none;
}

.skeleton-shimmer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.4) 50%,
        transparent 100%
    );
    transform: translateX(-100%);
    will-change: transform;
    backface-visibility: hidden;
    animation: shimmer 2s infinite;
}

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

.skeleton-content {
    text-align: center;
    z-index: 1;
}

.skeleton-pulse {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--gray-300) 0%, var(--gray-400) 100%);
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 0.6;
        transform: scale(0.95);
    }
    50% {
        opacity: 1;
        transform: scale(1.05);
    }
}

.skeleton-content p {
    color: var(--gray-500);
    font-size: 1rem;
    font-weight: 500;
}

.hero-image {
    max-width: 100%;
    width: 100%;
    height: auto;
    display: block;
    /* The video carries a poster frame, so the first paint is immediate and there is
       nothing to hide. Starting at opacity 0 meant the hero stayed blank whenever the
       script failed to run, since only JavaScript ever added .loaded. */
    opacity: 1;
    transition: opacity 0.6s ease;
    /* Reserve the correct box before metadata arrives so the hero does not reflow. */
    aspect-ratio: 2 / 1;
    object-fit: cover;
    background: var(--gray-100);
}

.hero-image.loaded {
    opacity: 1;
}

.demo-gif {
    border-radius: 16px;
    transition: transform 0.4s ease;
}

.demo-video-wrapper:hover .demo-gif {
    transform: scale(1.02);
}

.demo-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: rgba(30, 58, 95, 0.95);
    backdrop-filter: blur(10px);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    z-index: 3;
    animation: badgePulse 2s ease-in-out infinite;
}

@keyframes badgePulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.demo-badge svg {
    width: 16px;
    height: 16px;
    color: var(--demo-success);
}

/* Accessibility: Respect reduced motion preferences */
@media (prefers-reduced-motion: reduce) {
    .skeleton-shimmer,
    .skeleton-pulse,
    .demo-badge {
        animation: none !important;
        transition: none !important;
        transform: none !important;
    }
    
    .hero-image {
        transition: none !important;
    }
    
    .demo-video-wrapper:hover .demo-gif {
        transform: none !important;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Provider Cards */
.provider-card {
    box-shadow: var(--shadow-sm);
}

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

/* Demo Video Responsive Styles */
@media (max-width: 768px) {
    .hero-image-container {
        margin-top: 50px;
    }
    
    .demo-video-wrapper {
        border-radius: 12px;
    }
    
    .demo-badge {
        top: 12px;
        right: 12px;
        padding: 6px 12px;
        font-size: 0.75rem;
    }
    
    .demo-badge svg {
        width: 14px;
        height: 14px;
    }
    
    .skeleton-pulse {
        width: 60px;
        height: 60px;
        margin-bottom: 16px;
    }
    
    .skeleton-content p {
        font-size: 0.875rem;
    }
}

@media (max-width: 480px) {
    .demo-badge {
        top: 8px;
        right: 8px;
        padding: 4px 10px;
        font-size: 0.7rem;
    }
    
    .demo-badge svg {
        width: 12px;
        height: 12px;
    }
}


@keyframes demoSkeletonRetire {
    to {
        opacity: 0;
        visibility: hidden;
    }
}

/* An autoplaying, looping demo is motion the viewer did not ask for. Readers who have
   asked the system to reduce motion get the poster frame and the hover zoom removed;
   the accompanying script also pauses playback. */
@media (prefers-reduced-motion: reduce) {
    .demo-gif,
    .demo-video-wrapper:hover .demo-gif {
        transform: none;
        transition: none;
    }

    .demo-loading-skeleton {
        animation: none;
        opacity: 0;
        visibility: hidden;
    }

    .skeleton-shimmer,
    .skeleton-pulse {
        animation: none;
    }
}