/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #1a1a1a;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

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

/* Header */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);

    .cta-buttons {
        justify-content: center;
    }
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;

    .stat-grid,
    .steps-grid,
    .screens-grid {
        grid-template-columns: 1fr;
    }

    .cta-band-content {
        flex-direction: column;
        align-items: flex-start;
    }

    .cta-band-form {
        width: 100%;
    }

    .cta-band-form input[type="email"] {
        flex: 1;
        min-width: 0;
        width: 100%;
    }
}

.logo-img {
    width: 40px;
    height: 40px;
    border-radius: 8px;
}

.logo-fallback {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    font-size: 18px;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: #1a1a1a;
}

/* Main content */
.main {
    margin-top: 80px;
}

/* Hero section */
.hero {
    padding: 80px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="75" cy="75" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="50" cy="10" r="0.5" fill="rgba(255,255,255,0.05)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    .cta-buttons {
        flex-direction: column;
    }

    .stat-card,
    .step-card,
    .screen-card,
    .pricing-card {
        padding: 24px;
    }

    .step-icon {
        width: 48px;
        height: 48px;
        font-size: 1.4rem;
    }

    .cta-band h2 {
        font-size: 1.6rem;
    }

    margin-bottom: 24px;
}

.text-gradient {
    background: linear-gradient(135deg, #ffd700 0%, #ff6b6b 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    line-height: 1.6;
    margin-bottom: 32px;
    opacity: 0.9;
}

.hero-features {
    display: flex;
    gap: 24px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.1);
    padding: 8px 16px;
    border-radius: 20px;
    backdrop-filter: blur(10px);
}

.feature-icon {
    font-size: 1.2rem;
}

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

.cta-buttons {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.cta-button {
    background: linear-gradient(135deg, #ff6b6b 0%, #ffd700 100%);
    color: #1a1a1a;
    border: none;
    padding: 16px 32px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 25px rgba(255, 107, 107, 0.3);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(255, 107, 107, 0.4);
}

.cta-button.secondary {
    background: rgba(255, 255, 255, 0.9);
    color: #1a1a1a;
}

.cta-button.outline {
    background: transparent;
    border: 2px solid rgba(255, 255, 255, 0.9);
    color: #ffffff;
}

.cta-button.outline:hover {
    background: rgba(255, 255, 255, 0.15);
}

.cta-subtext {
    margin-top: 12px;
    opacity: 0.8;
    font-size: 0.9rem;
}

/* Hero visual */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-mockup {
    width: 280px;
    height: 560px;
    background: #1a1a1a;
    border-radius: 30px;
    padding: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    position: relative;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    border-radius: 20px;
    padding: 40px 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.call-interface {
    text-align: center;
    color: white;
}

.status-indicator {
    background: #ff4757;
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 20px;
    display: inline-block;
}

.caller-name {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.caller-number {
    opacity: 0.7;
    margin-bottom: 40px;
}

.action-btn {
    background: #ff4757;
    color: white;
    padding: 12px 24px;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
}

/* Features section */
.features {
    padding: 100px 0;
    background: white;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 60px;
    color: #1a1a1a;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.feature-card {
    text-align: center;
    padding: 40px 20px;
    border-radius: 20px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-icon-large {
    font-size: 3rem;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: #1a1a1a;
}

.feature-card p {
    color: #666;
    line-height: 1.6;
}

/* Privacy section */
.privacy {
    padding: 100px 0;
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    color: white;
}

.privacy-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    align-items: center;
}

.privacy-text h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 24px;
}

.privacy-text p {
    font-size: 1.2rem;
    margin-bottom: 32px;
    opacity: 0.9;
}

.privacy-features {
    list-style: none;
}

.privacy-features li {
    padding: 12px 0;
    position: relative;
    padding-left: 32px;
}

.privacy-features li:before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #ffd700;
    font-weight: bold;
}

.privacy-visual {
    text-align: center;
}

.privacy-image {
    max-width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.25);
}

/* Proof & Impact */
.proof-impact {
    background: #f7f8fc;
    padding: 100px 0;
}

.proof-impact .section-intro {
    max-width: 680px;
    margin: 0 auto 40px;
    font-size: 1.15rem;
    color: #333;
    text-align: center;
}

.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
}

.stat-card {
    background: #ffffff;
    border: 1px solid rgba(26, 26, 26, 0.08);
    border-radius: 20px;
    padding: 32px 24px;
    box-shadow: 0 20px 40px rgba(40, 52, 71, 0.08);
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 12px;
}

.stat-description {
    color: #444;
    margin-bottom: 16px;
}

.stat-source {
    color: #555;
    display: block;
    font-size: 0.8rem;
}

.stat-source a {
    color: #2a5298;
    text-decoration: underline;
}

/* How it Works */
.how-it-works {
    background: #ffffff;
    padding: 100px 0;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.step-card {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
    border-radius: 20px;
    padding: 32px 24px;
    text-align: left;
    border: 1px solid rgba(102, 126, 234, 0.2);
}

.step-card h3 {
    font-size: 1.4rem;
    margin-bottom: 12px;
    color: #1a1a1a;
}

.step-card p {
    color: #333;
}

.step-icon {
    width: 52px;
    height: 52px;
    border-radius: 16px;
    background: linear-gradient(135deg, #ff6b6b 0%, #ffd700 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    margin-bottom: 16px;
}

.steps-cta {
    margin-top: 32px;
    text-align: center;
}

.steps-cta .cta-button {
    border-color: #1a1a1a;
    color: #1a1a1a;
    background: transparent;
    box-shadow: none;
}

.steps-cta .cta-button:hover {
    background: rgba(26, 26, 26, 0.08);
}

/* Product Screens */
.product-screens {
    background: #f0f2ff;
    padding: 100px 0;
}

.demo-video {
    max-width: 840px;
    margin: 0 auto 48px;
    text-align: center;
}

.video-wrapper {
    position: relative;
    width: 100%;
    padding-top: 56.25%;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 24px 48px rgba(31, 41, 55, 0.15);
    background: #000;
}

.video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

.video-caption {
    margin-top: 16px;
    color: #333;
    font-size: 1rem;
}

.screens-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.screen-card {
    background: #ffffff;
    border-radius: 20px;
    padding: 16px;
    box-shadow: 0 12px 30px rgba(31, 41, 55, 0.1);
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.screen-card img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 16px;
}

.screen-card figcaption {
    color: #333;
    font-size: 0.95rem;
}

/* Pricing */
.pricing {
    background: #ffffff;
    padding: 100px 0;
}

.pricing-card {
    max-width: 360px;
    margin: 0 auto;
    padding: 40px 32px;
    background: linear-gradient(135deg, #ffffff 0%, #f8f5ff 100%);
    border-radius: 24px;
    text-align: center;
    border: 1px solid rgba(118, 75, 162, 0.2);
    box-shadow: 0 24px 48px rgba(118, 75, 162, 0.15);
}

.pricing-card h3 {
    font-size: 1.5rem;
    margin-bottom: 12px;
}

.price {
    font-size: 2.8rem;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 8px;
}

.price span {
    font-size: 1rem;
    font-weight: 400;
    color: #444;
}

.price-note {
    color: #333;
    margin-bottom: 24px;
}

/* FAQ */
.faq {
    background: #f7f8fc;
    padding: 100px 0;
}

.faq-list {
    display: grid;
    gap: 16px;
    max-width: 720px;
    margin: 0 auto;
}

.faq-item {
    background: #ffffff;
    border-radius: 16px;
    border: 1px solid rgba(26, 26, 26, 0.08);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    padding: 20px 24px;
    font-size: 1.1rem;
    font-weight: 600;
    color: #1a1a1a;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}

.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    transition: transform 0.3s ease;
}

.faq-question[aria-expanded="true"]::after {
    transform: rotate(45deg);
}

.faq-question:focus {
    outline: 3px solid rgba(102, 126, 234, 0.5);
    outline-offset: 2px;
}

.faq-answer {
    padding: 0 24px 24px;
    color: #333;
}

.faq-answer ul {
    list-style: disc;
    margin-left: 20px;
}

/* CTA band */
.cta-band {
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    color: #ffffff;
    padding: 60px 0;
}

.cta-band-content {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    justify-content: space-between;
    align-items: center;
}

.cta-band h2 {
    font-size: 2rem;
    margin-bottom: 8px;
}

.cta-band p {
    margin: 0;
}

.cta-band-form {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    align-items: center;
}

.cta-band-form input[type="email"] {
    padding: 14px 16px;
    border-radius: 12px;
    border: none;
    min-width: 240px;
    font-size: 1rem;
}

.cta-band-form input[type="email"]:focus {
    outline: 3px solid rgba(255, 255, 255, 0.7);
}

.cta-band .cta-button {
    background: linear-gradient(135deg, #ffb347 0%, #ff6b6b 100%);
    color: #1a1a1a;
}

/* Utility */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Final CTA */
.final-cta {
    padding: 100px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-align: center;
}

.final-cta-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.final-cta-content p {
    font-size: 1.2rem;
    margin-bottom: 32px;
    opacity: 0.9;
}

/* Footer */
.footer {
    background: #1a1a1a;
    color: white;
    padding: 40px 0;
}

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

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

.footer-text {
    opacity: 0.7;
}

.footer-logo .logo-text {
    color: #ffffff;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
}

.modal-content {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    color: #222;
    margin: 10% auto;
    padding: 40px;
    border-radius: 20px;
    width: 90%;
    max-width: 500px;
    text-align: center;
    position: relative;
}

.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    position: absolute;
    right: 20px;
    top: 15px;
    cursor: pointer;
}

.close:hover {
    color: #000;
}

.modal-content h2 {
    margin-bottom: 16px;
    color: #1a1a1a;
}

.modal-content p {
    margin-bottom: 32px;
    color: #666;
}

#waitlistForm {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

#email {
    padding: 16px;
    border: 2px solid #e9ecef;
    border-radius: 10px;
    font-size: 1rem;
    outline: none;
    transition: border-color 0.3s ease;
}

#email:focus {
    border-color: #667eea;
}

.success-message {
    color: #28a745;
    font-weight: 600;
}

.hidden {
    display: none;
}

/* Responsive design */
@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-features {
        justify-content: center;
    }
    
    .phone-mockup {
        width: 220px;
        height: 440px;
    }
    
    .privacy-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .final-cta-content h2 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero {
        padding: 40px 0;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .cta-button {
        padding: 14px 28px;
        font-size: 1rem;
    }
    
    .modal-content {
        margin: 20% auto;
        padding: 30px 20px;
    }
}