:root {
    --primary: #4fab7d;
    --primary-dark: #3a815d;
    --primary-light: #6fc29b;
    --secondary: #e3665a;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --text-primary: #111827;
    --text-secondary: #6b7280;
    --text-tertiary: #9ca3af;
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-tertiary: #f3f4f6;
    --border: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--text-primary);
    background: var(--bg-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 800;
    font-size: 24px;
    color: var(--text-primary);
    text-decoration: none;
}

.logo-img {
    height: 32px;
    width: auto;
    border-radius: 8px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

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

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all 0.3s ease;
}

/* Buttons */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white !important;
    border-radius: 12px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 14px 0 rgba(79, 171, 125, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-primary:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 6px 20px 0 rgba(79, 171, 125, 0.45);
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
}

/* Hero Section */
.hero {
    padding: 140px 0 80px;
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    overflow: hidden;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.hero-text {
    max-width: 600px;
}

.hero-title {
    font-size: 64px;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

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

.hero-subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.8;
}

/* Hero Badge */
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: linear-gradient(135deg, rgba(79, 171, 125, 0.1) 0%, rgba(79, 171, 125, 0.2) 100%);
    border: 1px solid rgba(79, 171, 125, 0.3);
    border-radius: 100px;
    font-size: 14px;
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: 24px;
}

.hero-badge .badge-star {
    color: #f59e0b;
}

/* Hero Download Buttons */
.hero-download-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.store-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 18px;
    background: #000;
    color: #fff;
    border-radius: 12px;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 1px solid #333;
}

.store-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
    background: #1a1a1a;
}

.store-btn .store-icon {
    width: 28px;
    height: 28px;
}

.store-btn .store-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.store-btn .store-label {
    font-size: 10px;
    opacity: 0.8;
    line-height: 1;
}

.store-btn .store-name {
    font-size: 16px;
    font-weight: 600;
    line-height: 1.2;
}

.hero-social-proof {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 32px;
}

/* Trust Badges */
.trust-badges {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.trust-badge {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border);
}

.trust-badge .badge-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(79, 171, 125, 0.1) 0%, rgba(79, 171, 125, 0.2) 100%);
    border-radius: 10px;
    color: var(--primary);
}

.trust-badge .badge-icon svg {
    width: 20px;
    height: 20px;
}

.trust-badge .badge-text {
    display: flex;
    flex-direction: column;
}

.trust-badge .badge-number {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary) !important;
    line-height: 1.2;
}

.trust-badge .badge-label {
    font-size: 12px;
    color: var(--text-secondary) !important;
}

/* Phone Mockup */
.hero-image-container {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    width: 100%;
    min-height: 600px;
}

.phone-mockup {
    position: relative;
    width: 280px;
    height: 580px;
    background: #000;
    border-radius: 40px;
    padding: 10px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.phone-primary {
    z-index: 2;
    width: 250px;
    height: 520px;
    transform: none;
    opacity: 1;
}

.phone-secondary {
    z-index: 1;
    width: 250px;
    height: 520px;
    transform: none;
}

.phone-screen {
    position: relative;
    width: 100%;
    height: 100%;
    background: #111;
    border-radius: 32px;
    overflow: visible;
}

.hero-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Floating Cards */
.floating-card {
    position: absolute;
    background: white;
    padding: 16px;
    border-radius: 16px;
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 10;
    border: 1px solid var(--border);
    animation: float 3s ease-in-out infinite;
}

.card-1 {
    top: 15%;
    right: 5%;
    animation-delay: 0s;
}

.card-2 {
    bottom: 15%;
    right: 10%;
    animation-delay: 1.5s;
}

.floating-card .card-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, rgba(79, 171, 125, 0.1) 0%, rgba(79, 171, 125, 0.2) 100%);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
}

.floating-card .card-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
}

.floating-card .card-subtitle {
    font-size: 12px;
    color: var(--text-secondary);
}

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

/* Voice Transcript Overlay */
.voice-transcript-overlay {
    position: absolute;
    bottom: -70px;
    left: 50%;
    transform: translateX(-50%);
    width: 82%;
    max-width: 92%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: 18px 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: white;
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
}

.voice-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 8px;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.5); opacity: 0.5; }
    100% { transform: scale(1); opacity: 1; }
}

.transcript-text {
    font-size: 14px;
    line-height: 1.4;
    font-style: italic;
}

/* Pain Point Section */
.pain-point-section {
    padding: 80px 0;
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

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

.pain-point-title {
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.pain-point-text {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 48px;
    line-height: 1.8;
}

.comparison-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.comparison-card {
    padding: 32px;
    border-radius: 16px;
    text-align: left;
}

.comparison-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 20px;
}

.comparison-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.comparison-card li {
    padding: 12px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    font-size: 16px;
    color: var(--text-secondary);
}

.comparison-card.old-way {
    background: #fef2f2;
    border: 1px solid #fecaca;
}

.comparison-card.old-way h3 {
    color: #dc2626;
}

.comparison-card.new-way {
    background: linear-gradient(135deg, rgba(79, 171, 125, 0.1) 0%, rgba(79, 171, 125, 0.15) 100%);
    border: 1px solid rgba(79, 171, 125, 0.3);
}

.comparison-card.new-way h3 {
    color: var(--primary-dark);
}

.comparison-card.new-way li {
    color: var(--text-primary);
    font-weight: 500;
}

/* Features Section */
.features {
    padding: 120px 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 64px;
}

.section-title {
    font-size: 48px;
    font-weight: 900;
    margin-bottom: 16px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.feature-card {
    background: white;
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 32px;
    transition: all 0.3s;
    position: relative;
}

.feature-card.featured {
    border: 2px solid var(--primary);
    transform: scale(1.02);
}

.feature-card .feature-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: white;
    padding: 4px 16px;
    border-radius: 100px;
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
}

.feature-icon {
    width: 64px;
    height: 64px;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(79, 171, 125, 0.1) 0%, rgba(79, 171, 125, 0.2) 100%);
    border-radius: 16px;
    color: var(--primary);
}

.feature-icon svg {
    width: 32px;
    height: 32px;
}

.feature-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 12px;
}

.feature-description {
    color: var(--text-secondary);
    line-height: 1.7;
}

.feature-benefit {
    font-size: 14px;
    color: var(--text-tertiary);
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border);
}

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

.steps {
    display: grid;
    gap: 40px;
    max-width: 900px;
    margin: 0 auto;
}

.step {
    display: grid;
    grid-template-columns: 60px 1fr 120px;
    gap: 24px;
    align-items: center;
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
}

/* Video Carousel Section */
.video-carousel-section {
    padding: 120px 0;
    background: var(--bg-primary);
    overflow: hidden;
}

.carousel-wrapper {
    position: relative;
    width: 100%;
    overflow: hidden;
    padding: 20px 0;
}

.carousel-scroller {
    display: flex;
    gap: 32px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding: 0 24px;
}

.carousel-scroller::-webkit-scrollbar {
    display: none;
}

.carousel-item {
    flex: 0 0 320px;
    scroll-snap-align: center;
}

.video-card {
    background: white;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
    transition: transform 0.3s ease;
}

.video-card:hover {
    transform: translateY(-8px);
}

.video-wrapper {
    position: relative;
    width: 100%;
    aspect-ratio: 9/16;
    background: #000;
}

.video-wrapper video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-caption {
    padding: 20px;
    text-align: center;
}

.video-caption p {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.video-caption .author {
    font-size: 14px;
    color: var(--text-secondary);
}

/* Testimonials Section */
.testimonials {
    padding: 120px 0;
    background: var(--bg-secondary);
    overflow: hidden;
}

.testimonial-card {
    background: white;
    padding: 32px;
    border-radius: 24px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border);
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.testimonial-rating {
    color: #f59e0b;
    margin-bottom: 16px;
}

.testimonial-text {
    font-size: 16px;
    color: var(--text-primary);
    margin-bottom: 24px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.author-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
}

.author-name {
    font-weight: 700;
    font-size: 14px;
}

.author-title {
    font-size: 12px;
    color: var(--text-secondary);
}

/* Results Section */
.results-section {
    padding: 120px 0;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.result-card {
    text-align: center;
    padding: 40px;
    background: white;
    border-radius: 24px;
    box-shadow: var(--shadow-md);
}

.result-number {
    font-size: 48px;
    font-weight: 900;
    color: var(--primary);
    margin-bottom: 8px;
}

/* FAQ Section */
.faq-section {
    padding: 120px 0;
    background: var(--bg-secondary);
}

.faq-grid {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: white;
    border-radius: 16px;
    margin-bottom: 16px;
    border: 1px solid var(--border);
}

.faq-question {
    padding: 24px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-answer {
    padding: 0 24px 24px;
    display: none;
    color: var(--text-secondary);
}

.faq-item.active .faq-answer {
    display: block;
}

/* Download Section */
.waitlist {
    padding: 120px 0;
    text-align: center;
}

.download-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    max-width: 800px;
    margin: 48px auto;
}

.download-card {
    background: white;
    padding: 40px;
    border-radius: 24px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
}

.os-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    border-radius: 18px;
    background: linear-gradient(145deg, #f5f7fa 0%, #e5e7eb 100%);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    color: #0f172a;
}

.os-icon svg {
    width: 34px;
    height: 34px;
}

.download-btn {
    display: block;
    width: 100%;
    padding: 16px;
    background: var(--primary);
    color: white;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 700;
    margin-top: 24px;
}

.store-proof {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    margin: 0 auto 12px;
    max-width: 900px;
}

.store-proof-item {
    padding: 14px 16px;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--border);
    border-radius: 14px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
    text-align: left;
}

.proof-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    border-radius: 999px;
    background: rgba(79, 171, 125, 0.12);
    color: var(--primary);
    font-weight: 700;
    font-size: 0.95rem;
}

.proof-meta {
    margin-top: 8px;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Feedback Section */
.feedback-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    padding: 48px;
    border-radius: 24px;
    color: white;
    max-width: 700px;
    margin: 64px auto;
}

.feedback-btn {
    display: inline-block;
    padding: 12px 32px;
    background: white;
    color: var(--primary);
    border-radius: 12px;
    text-decoration: none;
    font-weight: 700;
    margin-top: 24px;
}

/* Floating CTA */
.floating-cta {
    position: fixed;
    bottom: 24px;
    left: 24px;
    right: 24px;
    z-index: 1000;
    display: none;
    transform: translateY(100px);
    transition: transform 0.3s ease;
}

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

.floating-cta .btn-primary {
    width: 100%;
    justify-content: center;
    padding: 16px;
    font-size: 18px;
    box-shadow: 0 10px 25px rgba(79, 171, 125, 0.4);
}

/* Footer */
.footer {
    padding: 80px 0 40px;
    background: #111827;
    color: white;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 64px;
}

.footer-links a {
    display: block;
    color: #9ca3af;
    text-decoration: none;
    margin-bottom: 12px;
}

/* ========================================
   RESPONSIVE STYLES
   ======================================== */

@media (max-width: 1024px) {
    .hero-title { font-size: 48px; }
    .hero-content { gap: 40px; }
    .features-grid { grid-template-columns: 1fr 1fr; }
    .floating-card { display: none; }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .mobile-menu-btn { display: flex; }
    
    .nav-links.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        padding: 24px;
        border-bottom: 1px solid var(--border);
        gap: 16px;
    }

    .hero { padding: 100px 0 60px; }
    .hero-content { grid-template-columns: 1fr; text-align: center; }
    .hero-text { max-width: 100%; }
    .hero-title { font-size: 40px; }
    .hero-download-buttons { justify-content: center; }
    .trust-badges { justify-content: center; }
    
    .hero-image-container { min-height: 380px; margin-top: 40px; gap: 8px; flex-direction: row; flex-wrap: wrap; }
    .phone-mockup { width: 190px; height: 380px; }
    .phone-primary { transform: none; }
    .phone-secondary { width: 190px; height: 380px; transform: none; }
    
    .comparison-grid { grid-template-columns: 1fr; }
    .features-grid { grid-template-columns: 1fr; }
    .results-grid { grid-template-columns: 1fr; }
    .download-grid { grid-template-columns: 1fr; }
    
    .step { grid-template-columns: 60px 1fr; }
    .step-visual { display: none; }
    
    .footer-content { grid-template-columns: 1fr 1fr; }
    
    .floating-cta { display: block; }

    .carousel-item { flex: 0 0 280px; }
}

@media (max-width: 480px) {
    .hero-title { font-size: 32px; }
    .hero-subtitle { font-size: 16px; }
    .store-btn { width: 100%; justify-content: center; }
    .footer-content { grid-template-columns: 1fr; }
    .hero-image-container { min-height: 340px; gap: 8px; flex-direction: row; flex-wrap: wrap; }
    .phone-mockup { width: 170px; height: 340px; }
    .phone-secondary { width: 170px; height: 340px; }
    .carousel-item { flex: 0 0 240px; }
}