/* ============================================
   NEUEREATEC WHATSAPP AI VOICE AGENT
   Premium SaaS Marketing Site Styles
   ============================================ */

/* CSS Variables */
:root {
    /* Colors */
    --whatsapp-green: #25D366;
    --whatsapp-dark: #128C7E;
    --whatsapp-light: #DCF8C6;
    --electric-cyan: #00D4FF;
    --electric-purple: #A855F7;
    --bg-dark: #0A0A0F;
    --bg-card: #12121A;
    --bg-card-hover: #1A1A25;
    --text-primary: #FFFFFF;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.5);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-glow: rgba(37, 211, 102, 0.3);
    --error-red: #EF4444;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    --gradient-hero: linear-gradient(180deg, #0A0A0F 0%, #0D1F15 50%, #0A0A0F 100%);
    --gradient-glow: radial-gradient(ellipse at center, rgba(37, 211, 102, 0.15) 0%, transparent 70%);
    --gradient-text: linear-gradient(135deg, #25D366 0%, #00D4FF 50%, #25D366 100%);
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3.5rem;
    --font-size-6xl: 4.5rem;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;
    
    /* Layout */
    --max-width: 1200px;
    --nav-height: 80px;
    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 16px;
    --border-radius-xl: 24px;
    --border-radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px rgba(37, 211, 102, 0.3);
    --shadow-glow-strong: 0 0 80px rgba(37, 211, 102, 0.4);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
    --transition-spring: 400ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-dark);
    overflow-x: hidden;
}

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

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

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

/* Container */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

@media (min-width: 480px) {
    .container {
        padding: 0 var(--spacing-lg);
    }
}

/* ============================================
   NAVIGATION
   ============================================ */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    z-index: 1000;
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    transition: background var(--transition-base);
}

.nav.scrolled {
    background: rgba(10, 10, 15, 0.95);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 700;
    font-size: var(--font-size-lg);
    color: var(--text-primary);
    transition: opacity var(--transition-fast);
}

.nav-logo:hover {
    opacity: 0.9;
}

.logo-icon {
    display: flex;
}

.logo-text {
    background: var(--gradient-text);
    background-size: 200% auto;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    display: none;
    align-items: center;
    gap: var(--spacing-xl);
}

@media (min-width: 1024px) {
    .nav-links {
        display: flex;
    }
}

.nav-links a {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-base);
}

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

.nav-links a:hover::after {
    width: 100%;
}

.nav-cta {
    display: none;
}

@media (min-width: 1024px) {
    .nav-cta {
        display: inline-flex;
    }
}

.nav-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 32px;
    height: 32px;
    padding: 4px;
}

@media (min-width: 1024px) {
    .nav-toggle {
        display: none;
    }
}

.nav-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

.nav-mobile {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(10, 10, 15, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    flex-direction: column;
    gap: var(--spacing-md);
}

.nav-mobile.active {
    display: flex;
}

.nav-mobile a {
    font-size: var(--font-size-lg);
    font-weight: 500;
    padding: var(--spacing-sm) 0;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

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

/* ============================================
   BUTTONS
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    font-weight: 600;
    font-size: var(--font-size-sm);
    border-radius: var(--border-radius-full);
    padding: var(--spacing-sm) var(--spacing-lg);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

.btn-icon {
    flex-shrink: 0;
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-xs);
}

.btn-lg {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-base);
}

.btn-xl {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: var(--font-size-lg);
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-glow);
}

.btn-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 50%);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.btn-primary:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 0 60px rgba(37, 211, 102, 0.5), 0 0 100px rgba(37, 211, 102, 0.3);
}

.btn-primary:hover::before {
    opacity: 1;
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--whatsapp-green);
    transform: translateY(-2px);
}

.btn-secondary:active {
    transform: translateY(0);
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: var(--nav-height);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: var(--gradient-hero);
}

.hero-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.5;
    animation: float 8s ease-in-out infinite;
}

.hero-glow-1 {
    width: 600px;
    height: 600px;
    background: rgba(37, 211, 102, 0.2);
    top: -200px;
    right: -200px;
}

.hero-glow-2 {
    width: 400px;
    height: 400px;
    background: rgba(0, 212, 255, 0.15);
    bottom: -100px;
    left: -100px;
    animation-delay: -4s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(20px, -20px) scale(1.05); }
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(37, 211, 102, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(37, 211, 102, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    padding-top: var(--spacing-3xl);
    padding-bottom: var(--spacing-3xl);
}

@media (min-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-4xl);
    }
}

.hero-text {
    text-align: center;
}

@media (min-width: 1024px) {
    .hero-text {
        text-align: left;
    }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-md);
    background: rgba(37, 211, 102, 0.1);
    border: 1px solid rgba(37, 211, 102, 0.2);
    border-radius: var(--border-radius-full);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--whatsapp-green);
    margin-bottom: var(--spacing-lg);
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--whatsapp-green);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-title {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: var(--spacing-lg);
    text-shadow: 0 0 80px rgba(37, 211, 102, 0.3);
}

@media (min-width: 768px) {
    .hero-title {
        font-size: var(--font-size-5xl);
    }
}

@media (min-width: 1024px) {
    .hero-title {
        font-size: var(--font-size-6xl);
    }
}

.gradient-text {
    background: linear-gradient(
        135deg, 
        #25D366 0%, 
        #00D4FF 25%, 
        #A855F7 50%, 
        #00D4FF 75%, 
        #25D366 100%
    );
    background-size: 300% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: shimmer 4s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    max-width: 540px;
    margin-left: auto;
    margin-right: auto;
}

@media (min-width: 1024px) {
    .hero-subtitle {
        margin-left: 0;
        margin-right: 0;
    }
}

@media (min-width: 1024px) {
    .hero-subtitle {
        font-size: var(--font-size-xl);
    }
}

.hero-subtitle strong {
    color: var(--whatsapp-green);
    font-weight: 600;
}

.hero-ctas {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
    width: 100%;
}

.hero-ctas .btn {
    width: 100%;
    justify-content: center;
}

@media (min-width: 480px) {
    .hero-ctas {
        flex-direction: row;
        justify-content: center;
        width: auto;
    }
    
    .hero-ctas .btn {
        width: auto;
    }
}

@media (min-width: 1024px) {
    .hero-ctas {
        justify-content: flex-start;
    }
}

.hero-stats {
    display: flex;
    gap: var(--spacing-xl);
    justify-content: center;
}

@media (min-width: 1024px) {
    .hero-stats {
        justify-content: flex-start;
    }
}

.hero-stat {
    text-align: center;
}

.stat-value {
    display: block;
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--whatsapp-green);
}

.stat-label {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* Phone Mockup */
.hero-visual {
    display: flex;
    justify-content: center;
}

.phone-mockup {
    position: relative;
}

.phone-frame {
    position: relative;
    width: 280px;
    height: 580px;
    background: linear-gradient(145deg, #1a1a25 0%, #0d0d15 100%);
    border-radius: 40px;
    padding: 12px;
    box-shadow: 
        0 0 0 1px rgba(255,255,255,0.1),
        0 20px 60px rgba(0,0,0,0.5),
        inset 0 1px 0 rgba(255,255,255,0.1);
}

@media (min-width: 768px) {
    .phone-frame {
        width: 320px;
        height: 660px;
    }
}

.phone-notch {
    position: absolute;
    top: 12px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 28px;
    background: #000;
    border-radius: 20px;
    z-index: 10;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, #075E54 0%, #054D44 100%);
    border-radius: 32px;
    overflow: hidden;
    position: relative;
}

.phone-glow {
    position: absolute;
    inset: -50px;
    background: radial-gradient(ellipse at center, rgba(37, 211, 102, 0.3) 0%, transparent 60%);
    z-index: -1;
    animation: phone-glow 4s ease-in-out infinite;
}

@keyframes phone-glow {
    0%, 100% { opacity: 0.5; transform: scale(1); }
    50% { opacity: 0.8; transform: scale(1.1); }
}

/* WhatsApp Call UI */
.whatsapp-call {
    height: 100%;
    display: flex;
    flex-direction: column;
    padding: var(--spacing-xl) var(--spacing-md);
    padding-top: 50px;
}

.call-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.call-avatar {
    flex-shrink: 0;
}

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

.call-name {
    font-weight: 600;
    font-size: var(--font-size-lg);
}

.call-status {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-sm);
    color: var(--whatsapp-light);
}

.status-dot {
    width: 8px;
    height: 8px;
    background: var(--whatsapp-light);
    border-radius: 50%;
    animation: pulse 1.5s ease-in-out infinite;
}

.call-waveform {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    height: 60px;
    margin-bottom: var(--spacing-lg);
}

.wave-bar {
    width: 4px;
    height: 20px;
    background: var(--whatsapp-light);
    border-radius: 2px;
    animation: wave 1s ease-in-out infinite;
}

.wave-bar:nth-child(1) { animation-delay: 0s; }
.wave-bar:nth-child(2) { animation-delay: 0.1s; }
.wave-bar:nth-child(3) { animation-delay: 0.2s; }
.wave-bar:nth-child(4) { animation-delay: 0.3s; }
.wave-bar:nth-child(5) { animation-delay: 0.4s; }
.wave-bar:nth-child(6) { animation-delay: 0.5s; }
.wave-bar:nth-child(7) { animation-delay: 0.4s; }
.wave-bar:nth-child(8) { animation-delay: 0.3s; }
.wave-bar:nth-child(9) { animation-delay: 0.2s; }
.wave-bar:nth-child(10) { animation-delay: 0.1s; }
.wave-bar:nth-child(11) { animation-delay: 0s; }
.wave-bar:nth-child(12) { animation-delay: 0.1s; }

@keyframes wave {
    0%, 100% { height: 20px; }
    50% { height: 40px; }
}

.call-transcript {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    overflow-y: auto;
}

.transcript-bubble {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-sm);
    max-width: 90%;
    animation: bubble-in 0.3s ease-out;
}

@keyframes bubble-in {
    from {
        opacity: 0;
        transform: translateY(10px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.transcript-bubble.customer {
    background: #DCF8C6;
    color: #000;
    align-self: flex-end;
    border-bottom-right-radius: 4px;
}

.transcript-bubble.ai {
    background: white;
    color: #000;
    align-self: flex-start;
    border-bottom-left-radius: 4px;
}

.transcript-bubble.typing {
    display: flex;
    gap: 4px;
    padding: var(--spacing-md);
}

.typing-dot {
    width: 8px;
    height: 8px;
    background: #999;
    border-radius: 50%;
    animation: typing 1.4s ease-in-out infinite;
}

.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes typing {
    0%, 60%, 100% { transform: translateY(0); }
    30% { transform: translateY(-6px); }
}

.call-timer {
    text-align: center;
    font-size: var(--font-size-lg);
    font-weight: 500;
    color: var(--whatsapp-light);
    margin-top: auto;
    padding-top: var(--spacing-md);
}

/* Hero Scroll Indicator */
.hero-scroll {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
}

.scroll-indicator {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    color: var(--text-muted);
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(8px); }
}

/* ============================================
   SECTIONS - GENERAL
   ============================================ */

.section {
    padding: var(--spacing-4xl) 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-label {
    display: inline-block;
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--whatsapp-green);
    margin-bottom: var(--spacing-md);
}

.section-title {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

@media (min-width: 768px) {
    .section-title {
        font-size: var(--font-size-4xl);
    }
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
   PAIN SECTION
   ============================================ */

.pain-section {
    background: linear-gradient(180deg, var(--bg-dark) 0%, rgba(20, 10, 10, 0.5) 50%, var(--bg-dark) 100%);
}

.pain-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 768px) {
    .pain-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

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

.pain-card:hover {
    background: var(--bg-card-hover);
    border-color: rgba(239, 68, 68, 0.3);
    transform: translateY(-4px);
}

.pain-icon {
    margin-bottom: var(--spacing-md);
    display: flex;
    justify-content: center;
}

.pain-title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--error-red);
}

.pain-text {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* ============================================
   HOW IT WORKS SECTION
   ============================================ */

.how-section {
    background: var(--bg-dark);
}

.steps-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
}

@media (min-width: 1024px) {
    .steps-container {
        flex-direction: row;
        justify-content: center;
        gap: var(--spacing-md);
    }
}

.step {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
}

.step-number {
    position: absolute;
    top: -12px;
    right: -12px;
    width: 32px;
    height: 32px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: var(--font-size-sm);
    box-shadow: var(--shadow-glow);
    z-index: 1;
}

.step-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    width: 100%;
    max-width: 320px;
    transition: all var(--transition-base);
}

.step-content:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-glow);
    transform: translateY(-4px);
}

.step-icon {
    margin-bottom: var(--spacing-md);
    display: flex;
    justify-content: center;
}

.step-title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.step-text {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.step-connector {
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, var(--whatsapp-green), var(--electric-cyan));
    display: none;
}

@media (min-width: 1024px) {
    .step-connector {
        display: block;
    }
}

/* ============================================
   FEATURES SECTION
   ============================================ */

.features-section {
    background: linear-gradient(180deg, var(--bg-dark) 0%, rgba(10, 20, 15, 0.3) 50%, var(--bg-dark) 100%);
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 640px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    transition: all var(--transition-base);
}

.feature-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-glow);
    transform: translateY(-4px);
    box-shadow: 0 8px 32px rgba(37, 211, 102, 0.15);
}

.feature-card-highlight {
    background: linear-gradient(135deg, rgba(37, 211, 102, 0.1) 0%, rgba(18, 140, 126, 0.1) 100%);
    border-color: var(--border-glow);
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: rgba(37, 211, 102, 0.1);
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--whatsapp-green);
    margin-bottom: var(--spacing-md);
}

.feature-title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.feature-text {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* ============================================
   INDUSTRIES SECTION
   ============================================ */

.industries-section {
    background: var(--bg-dark);
}

.industries-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

@media (min-width: 640px) {
    .industries-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 1024px) {
    .industries-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-lg);
    }
}

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

.industry-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-glow);
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 8px 32px rgba(37, 211, 102, 0.12);
}

.industry-card:hover .industry-emoji {
    transform: scale(1.2);
    transition: transform var(--transition-spring);
}

.industry-emoji {
    transition: transform var(--transition-base);
}

.industry-emoji {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.industry-title {
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

@media (min-width: 640px) {
    .industry-title {
        font-size: var(--font-size-base);
    }
}

.industry-example {
    font-size: var(--font-size-xs);
    color: var(--whatsapp-green);
    font-style: italic;
}

/* ============================================
   DEMO SECTION
   ============================================ */

.demo-section {
    background: linear-gradient(180deg, var(--bg-dark) 0%, rgba(10, 20, 15, 0.5) 50%, var(--bg-dark) 100%);
}

.demo-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

@media (min-width: 1024px) {
    .demo-container {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-4xl);
    }
}

.demo-phone {
    display: flex;
    justify-content: center;
}

.demo-phone-frame {
    position: relative;
    width: 280px;
    height: 500px;
    background: linear-gradient(145deg, #1a1a25 0%, #0d0d15 100%);
    border-radius: 40px;
    padding: 12px;
    box-shadow: 
        0 0 0 1px rgba(255,255,255,0.1),
        0 20px 60px rgba(0,0,0,0.5),
        var(--shadow-glow);
}

.demo-phone-notch {
    position: absolute;
    top: 12px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 28px;
    background: #000;
    border-radius: 20px;
    z-index: 10;
}

.demo-phone-screen {
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, #075E54 0%, #054D44 100%);
    border-radius: 32px;
    overflow: hidden;
    padding: var(--spacing-md);
    padding-top: 50px;
    display: flex;
    flex-direction: column;
}

.demo-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.demo-business-avatar {
    flex-shrink: 0;
}

.demo-business-info {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.demo-business-name {
    font-weight: 600;
    font-size: var(--font-size-base);
}

.demo-business-status {
    font-size: var(--font-size-xs);
    color: var(--whatsapp-light);
}

.demo-live-badge {
    display: flex;
    align-items: center;
    gap: 4px;
    background: rgba(239, 68, 68, 0.2);
    border: 1px solid rgba(239, 68, 68, 0.4);
    padding: 4px 8px;
    border-radius: var(--border-radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: #EF4444;
}

.live-dot {
    width: 6px;
    height: 6px;
    background: #EF4444;
    border-radius: 50%;
    animation: pulse 1s ease-in-out infinite;
}

.demo-conversation {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    overflow-y: auto;
    padding-right: 4px;
}

.demo-bubble {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-sm);
    max-width: 85%;
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.3s ease-out;
}

.demo-bubble.visible {
    opacity: 1;
    transform: translateY(0);
}

.demo-bubble.customer {
    background: #DCF8C6;
    color: #000;
    align-self: flex-end;
    border-bottom-right-radius: 4px;
}

.demo-bubble.ai {
    background: white;
    color: #000;
    align-self: flex-start;
    border-bottom-left-radius: 4px;
}

.demo-waveform-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: rgba(0,0,0,0.2);
    border-radius: var(--border-radius-md);
    margin-top: auto;
}

.demo-waveform {
    display: flex;
    align-items: center;
    gap: 3px;
}

.demo-wave-bar {
    width: 3px;
    height: 16px;
    background: var(--whatsapp-light);
    border-radius: 2px;
    animation: wave 1s ease-in-out infinite;
}

.demo-wave-bar:nth-child(1) { animation-delay: 0s; }
.demo-wave-bar:nth-child(2) { animation-delay: 0.1s; }
.demo-wave-bar:nth-child(3) { animation-delay: 0.2s; }
.demo-wave-bar:nth-child(4) { animation-delay: 0.3s; }
.demo-wave-bar:nth-child(5) { animation-delay: 0.2s; }
.demo-wave-bar:nth-child(6) { animation-delay: 0.1s; }
.demo-wave-bar:nth-child(7) { animation-delay: 0s; }
.demo-wave-bar:nth-child(8) { animation-delay: 0.1s; }

.demo-speaking {
    font-size: var(--font-size-xs);
    color: var(--whatsapp-light);
}

.demo-info {
    text-align: center;
}

@media (min-width: 1024px) {
    .demo-info {
        text-align: left;
    }
}

.demo-proof {
    margin-bottom: var(--spacing-xl);
}

.proof-badge {
    display: inline-block;
    background: rgba(37, 211, 102, 0.1);
    border: 1px solid rgba(37, 211, 102, 0.3);
    color: var(--whatsapp-green);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.proof-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.proof-text {
    color: var(--text-secondary);
    max-width: 400px;
}

@media (min-width: 1024px) {
    .proof-text {
        margin: 0;
    }
}

/* ============================================
   TRY IT LIVE SECTION
   ============================================ */

.try-live-section {
    background: linear-gradient(180deg, rgba(37, 211, 102, 0.05) 0%, var(--bg-dark) 100%);
    border-top: 1px solid var(--border-glow);
    border-bottom: 1px solid var(--border-glow);
}

.try-live-container {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.try-live-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: rgba(37, 211, 102, 0.15);
    border: 1px solid rgba(37, 211, 102, 0.3);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--whatsapp-green);
    margin-bottom: var(--spacing-lg);
}

.try-live-badge .pulse-ring {
    width: 12px;
    height: 12px;
    background: var(--whatsapp-green);
    border-radius: 50%;
    position: relative;
}

.try-live-badge .pulse-ring::before {
    content: '';
    position: absolute;
    inset: -4px;
    border: 2px solid var(--whatsapp-green);
    border-radius: 50%;
    animation: ring-pulse 1.5s ease-out infinite;
}

@keyframes ring-pulse {
    0% { transform: scale(1); opacity: 1; }
    100% { transform: scale(1.8); opacity: 0; }
}

.try-live-title {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    margin-bottom: var(--spacing-md);
}

@media (min-width: 768px) {
    .try-live-title {
        font-size: var(--font-size-4xl);
    }
}

.try-live-subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-2xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.try-live-number {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.number-display {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: linear-gradient(135deg, rgba(37, 211, 102, 0.1) 0%, rgba(18, 140, 126, 0.1) 100%);
    border: 2px solid var(--border-glow);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius-xl);
    box-shadow: 0 0 60px rgba(37, 211, 102, 0.2), inset 0 1px 0 rgba(255,255,255,0.05);
    animation: number-pulse 3s ease-in-out infinite;
}

@media (min-width: 480px) {
    .number-display {
        gap: var(--spacing-md);
        padding: var(--spacing-lg) var(--spacing-xl);
    }
}

@keyframes number-pulse {
    0%, 100% { box-shadow: 0 0 40px rgba(37, 211, 102, 0.2), inset 0 1px 0 rgba(255,255,255,0.05); }
    50% { box-shadow: 0 0 80px rgba(37, 211, 102, 0.35), inset 0 1px 0 rgba(255,255,255,0.05); }
}

.number-icon {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.number-text {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    font-family: 'SF Mono', 'Monaco', 'Inconsolata', monospace;
    letter-spacing: 0.05em;
}

@media (min-width: 640px) {
    .number-text {
        font-size: var(--font-size-3xl);
    }
}

.try-live-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    width: 100%;
}

.try-live-buttons .btn {
    width: 100%;
    justify-content: center;
}

@media (min-width: 640px) {
    .try-live-buttons {
        flex-direction: row;
        justify-content: center;
        width: auto;
    }
    
    .try-live-buttons .btn {
        width: auto;
    }
}

.try-live-instructions {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    max-width: 500px;
    margin: 0 auto;
}

.instructions-title {
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--whatsapp-green);
}

.instructions-text {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ============================================
   VIDEO SECTION
   ============================================ */

.video-section {
    background: var(--bg-dark);
    overflow: hidden;
}

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

.video-wrapper {
    position: relative;
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.video-wrapper::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-xl);
    z-index: -1;
    opacity: 0.3;
}

.promo-video {
    width: 100%;
    aspect-ratio: 16/9;
    display: block;
    background: #000;
}

.video-controls {
    position: absolute;
    bottom: var(--spacing-md);
    right: var(--spacing-md);
    display: flex;
    gap: var(--spacing-sm);
}

.video-control-btn {
    width: 40px;
    height: 40px;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.video-control-btn:hover {
    background: rgba(37, 211, 102, 0.8);
    border-color: var(--whatsapp-green);
}

.video-caption {
    text-align: center;
    margin-top: var(--spacing-lg);
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

/* ============================================
   WHY SECTION
   ============================================ */

.why-section {
    background: linear-gradient(180deg, var(--bg-dark) 0%, rgba(10, 20, 15, 0.3) 50%, var(--bg-dark) 100%);
}

.why-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 640px) {
    .why-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.why-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    transition: all var(--transition-base);
}

.why-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-glow);
    transform: translateY(-4px);
}

.why-icon {
    margin-bottom: var(--spacing-md);
}

.why-title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.why-text {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* ============================================
   PROCESS SECTION
   ============================================ */

.process-section {
    background: var(--bg-dark);
}

.process-timeline {
    max-width: 600px;
    margin: 0 auto;
    position: relative;
}

.process-timeline::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--whatsapp-green), var(--electric-cyan));
}

@media (min-width: 640px) {
    .process-timeline::before {
        left: 50%;
        transform: translateX(-50%);
    }
}

.timeline-item {
    display: flex;
    gap: var(--spacing-lg);
    padding-bottom: var(--spacing-xl);
    position: relative;
}

@media (min-width: 640px) {
    .timeline-item {
        justify-content: center;
    }
    
    .timeline-item:nth-child(odd) {
        flex-direction: row-reverse;
        text-align: right;
    }
}

.timeline-marker {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    box-shadow: var(--shadow-glow);
    position: relative;
    z-index: 1;
}

.timeline-content {
    flex: 1;
    max-width: 250px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
}

.timeline-title {
    font-size: var(--font-size-base);
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.timeline-text {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* ============================================
   PRICING SECTION
   ============================================ */

.pricing-section {
    background: linear-gradient(180deg, var(--bg-dark) 0%, rgba(10, 20, 15, 0.3) 50%, var(--bg-dark) 100%);
}

.pricing-card {
    max-width: 700px;
    margin: 0 auto;
    background: var(--bg-card);
    border: 2px solid var(--border-glow);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-2xl);
    box-shadow: var(--shadow-glow);
}

.pricing-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

@media (min-width: 768px) {
    .pricing-content {
        flex-direction: row;
        align-items: center;
    }
}

.pricing-features {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.pricing-feature {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
}

.pricing-cta {
    text-align: center;
    width: 100%;
}

.pricing-cta .btn {
    width: 100%;
    justify-content: center;
}

@media (min-width: 768px) {
    .pricing-cta {
        text-align: right;
        flex-shrink: 0;
        width: auto;
    }
    
    .pricing-cta .btn {
        width: auto;
    }
}

.pricing-note {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

/* ============================================
   FAQ SECTION
   ============================================ */

.faq-section {
    background: var(--bg-dark);
}

.faq-container {
    max-width: 700px;
    margin: 0 auto;
}

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

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
    padding: var(--spacing-lg) 0;
    font-size: var(--font-size-base);
    font-weight: 600;
    text-align: left;
    color: var(--text-primary);
    transition: color var(--transition-fast);
}

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

.faq-icon {
    flex-shrink: 0;
    transition: transform var(--transition-base);
}

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

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

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

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

/* ============================================
   CTA SECTION
   ============================================ */

.cta-section {
    position: relative;
    padding: var(--spacing-4xl) 0;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.cta-gradient {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, var(--bg-dark) 0%, rgba(13, 31, 21, 0.8) 50%, var(--bg-dark) 100%);
}

.cta-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
}

.cta-glow-1 {
    width: 400px;
    height: 400px;
    background: rgba(37, 211, 102, 0.2);
    top: 50%;
    left: 20%;
    transform: translate(-50%, -50%);
}

.cta-glow-2 {
    width: 300px;
    height: 300px;
    background: rgba(0, 212, 255, 0.15);
    top: 50%;
    right: 10%;
    transform: translateY(-50%);
}

.cta-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

@media (min-width: 768px) {
    .cta-title {
        font-size: var(--font-size-4xl);
    }
}

.cta-subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-2xl);
}

.cta-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    justify-content: center;
    width: 100%;
}

.cta-buttons .btn {
    width: 100%;
    justify-content: center;
}

@media (min-width: 480px) {
    .cta-buttons {
        flex-direction: row;
        width: auto;
    }
    
    .cta-buttons .btn {
        width: auto;
    }
}

/* ============================================
   FOOTER
   ============================================ */

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

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

@media (min-width: 768px) {
    .footer-content {
        grid-template-columns: 2fr 3fr;
    }
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 700;
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
}

.footer-tagline {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.footer-col h4 {
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.footer-col a {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    transition: color var(--transition-fast);
}

.footer-col a:hover {
    color: var(--whatsapp-green);
}

.footer-bottom {
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--border-color);
    text-align: center;
}

.footer-bottom p {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

.footer-services {
    margin-top: var(--spacing-sm);
    font-size: var(--font-size-xs) !important;
}

/* ============================================
   FLOATING WHATSAPP BUTTON
   ============================================ */

.whatsapp-float {
    position: fixed;
    bottom: var(--spacing-xl);
    right: var(--spacing-xl);
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: var(--shadow-glow-strong);
    z-index: 999;
    transition: all var(--transition-base);
}

.whatsapp-float:hover {
    transform: scale(1.1);
}

.whatsapp-float:hover .whatsapp-tooltip {
    opacity: 1;
    transform: translateX(-100%) translateX(-12px) translateY(-50%);
}

.whatsapp-tooltip {
    position: absolute;
    top: 50%;
    right: 100%;
    transform: translateX(-100%) translateX(-20px) translateY(-50%);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-sm);
    white-space: nowrap;
    opacity: 0;
    transition: all var(--transition-base);
    pointer-events: none;
}

/* ============================================
   ANIMATIONS
   ============================================ */

.animate-fade-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s ease forwards;
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-on-scroll {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger children */
.animate-on-scroll:nth-child(2) { transition-delay: 0.1s; }
.animate-on-scroll:nth-child(3) { transition-delay: 0.2s; }
.animate-on-scroll:nth-child(4) { transition-delay: 0.3s; }
.animate-on-scroll:nth-child(5) { transition-delay: 0.4s; }
.animate-on-scroll:nth-child(6) { transition-delay: 0.5s; }
.animate-on-scroll:nth-child(7) { transition-delay: 0.6s; }
.animate-on-scroll:nth-child(8) { transition-delay: 0.7s; }
.animate-on-scroll:nth-child(9) { transition-delay: 0.8s; }

/* ============================================
   UTILITY CLASSES
   ============================================ */

.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;
}

/* Ensure smooth scrolling offset for fixed nav */
section[id] {
    scroll-margin-top: var(--nav-height);
}

/* ============================================
   INDUSTRY CARD PLAY HINT
   ============================================ */

.industry-play-hint {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-sm);
    font-size: var(--font-size-xs);
    color: var(--whatsapp-green);
    opacity: 1;
    transform: translateY(0);
    transition: all var(--transition-base);
}

@media (min-width: 1024px) {
    .industry-play-hint {
        opacity: 0;
        transform: translateY(4px);
    }
    
    .industry-card:hover .industry-play-hint,
    .industry-card:focus .industry-play-hint {
        opacity: 1;
        transform: translateY(0);
    }
}

.industry-play-hint svg {
    flex-shrink: 0;
}

/* ============================================
   INDUSTRY DEMO MODAL
   ============================================ */

.demo-modal {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
}

.demo-modal[hidden] {
    display: none;
}

.demo-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    animation: modal-backdrop-in 0.3s ease;
}

@keyframes modal-backdrop-in {
    from { opacity: 0; }
    to { opacity: 1; }
}

.demo-modal-container {
    position: relative;
    z-index: 1;
    animation: modal-slide-up 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes modal-slide-up {
    from {
        opacity: 0;
        transform: translateY(40px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.demo-modal-phone {
    display: flex;
    justify-content: center;
}

.demo-modal-phone-frame {
    position: relative;
    width: 300px;
    max-width: calc(100vw - 40px);
    height: 580px;
    max-height: calc(100vh - 80px);
    background: linear-gradient(145deg, #1a1a25 0%, #0d0d15 100%);
    border-radius: 40px;
    padding: 12px;
    box-shadow: 
        0 0 0 1px rgba(255,255,255,0.1),
        0 25px 80px rgba(0,0,0,0.6),
        0 0 60px rgba(37, 211, 102, 0.3);
}

@media (min-width: 480px) {
    .demo-modal-phone-frame {
        width: 340px;
        height: 640px;
    }
}

.demo-modal-notch {
    position: absolute;
    top: 12px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 28px;
    background: #000;
    border-radius: 20px;
    z-index: 10;
}

.demo-modal-screen {
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, #075E54 0%, #054D44 100%);
    border-radius: 32px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.demo-modal-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    padding-top: 48px;
    background: rgba(0, 0, 0, 0.15);
}

.demo-modal-close {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.demo-modal-close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.05);
}

.demo-modal-close:active {
    transform: scale(0.95);
}

.demo-modal-business {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    flex: 1;
    min-width: 0;
}

.demo-modal-avatar {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, rgba(37, 211, 102, 0.2) 0%, rgba(18, 140, 126, 0.2) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.demo-modal-info {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.demo-modal-name {
    font-weight: 600;
    font-size: var(--font-size-base);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.demo-modal-status {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: var(--font-size-xs);
    color: var(--whatsapp-light);
}

.demo-modal-status-dot {
    width: 8px;
    height: 8px;
    background: #4ADE80;
    border-radius: 50%;
    animation: pulse 1.5s ease-in-out infinite;
}

.demo-modal-timer {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--whatsapp-light);
    font-family: 'SF Mono', 'Monaco', 'Inconsolata', monospace;
    flex-shrink: 0;
}

.demo-modal-waveform {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    height: 50px;
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(0, 0, 0, 0.1);
}

.demo-modal-wave-bar {
    width: 4px;
    height: 16px;
    background: var(--whatsapp-light);
    border-radius: 2px;
    animation: wave 1s ease-in-out infinite;
}

.demo-modal-wave-bar:nth-child(1) { animation-delay: 0s; }
.demo-modal-wave-bar:nth-child(2) { animation-delay: 0.1s; }
.demo-modal-wave-bar:nth-child(3) { animation-delay: 0.2s; }
.demo-modal-wave-bar:nth-child(4) { animation-delay: 0.3s; }
.demo-modal-wave-bar:nth-child(5) { animation-delay: 0.2s; }
.demo-modal-wave-bar:nth-child(6) { animation-delay: 0.1s; }
.demo-modal-wave-bar:nth-child(7) { animation-delay: 0s; }
.demo-modal-wave-bar:nth-child(8) { animation-delay: 0.1s; }

.demo-modal-waveform.paused .demo-modal-wave-bar {
    animation-play-state: paused;
    height: 16px;
}

.demo-modal-conversation {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    overflow-y: auto;
    scroll-behavior: smooth;
}

.demo-modal-bubble {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-sm);
    max-width: 85%;
    opacity: 0;
    transform: translateY(10px) scale(0.95);
    animation: bubble-appear 0.3s ease forwards;
}

@keyframes bubble-appear {
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.demo-modal-bubble.customer {
    background: #DCF8C6;
    color: #000;
    align-self: flex-end;
    border-bottom-right-radius: 4px;
}

.demo-modal-bubble.ai {
    background: white;
    color: #000;
    align-self: flex-start;
    border-bottom-left-radius: 4px;
}

.demo-modal-bubble.typing {
    display: flex;
    gap: 4px;
    padding: var(--spacing-md);
    min-width: 60px;
    justify-content: center;
}

.demo-modal-bubble.typing .typing-dot {
    width: 8px;
    height: 8px;
    background: #999;
    border-radius: 50%;
    animation: typing 1.4s ease-in-out infinite;
}

.demo-modal-bubble.typing .typing-dot:nth-child(2) { animation-delay: 0.2s; }
.demo-modal-bubble.typing .typing-dot:nth-child(3) { animation-delay: 0.4s; }

.demo-modal-controls {
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(0, 0, 0, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
}

.demo-modal-sound-toggle {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-xs);
    color: var(--whatsapp-light);
    cursor: pointer;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius-full);
    background: rgba(255, 255, 255, 0.1);
    transition: all var(--transition-fast);
}

.demo-modal-sound-toggle:hover {
    background: rgba(255, 255, 255, 0.15);
}

.demo-modal-sound-toggle.is-on {
    background: var(--whatsapp-green, #25D366);
    color: #fff;
    font-weight: 600;
}

.demo-modal-sound-toggle input {
    display: none;
}

.demo-modal-sound-toggle .sound-icon-on {
    display: none;
}

.demo-modal-sound-toggle input:checked ~ .sound-icon-off {
    display: none;
}

.demo-modal-sound-toggle input:checked ~ .sound-icon-on {
    display: block;
}

.demo-modal-cta {
    padding: var(--spacing-md);
    background: rgba(0, 0, 0, 0.2);
    text-align: center;
    animation: cta-slide-up 0.4s ease forwards;
}

.demo-modal-cta[hidden] {
    display: none;
}

@keyframes cta-slide-up {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.demo-modal-cta p {
    font-size: var(--font-size-sm);
    color: var(--whatsapp-light);
    margin-bottom: var(--spacing-sm);
}

.demo-modal-cta .btn {
    font-size: var(--font-size-xs);
    padding: var(--spacing-sm) var(--spacing-md);
}

/* Body scroll lock when modal is open */
body.modal-open {
    overflow: hidden;
}

/* Industry card photos */
.industry-card {
    overflow: hidden;
    padding: 0 0 var(--spacing-lg);
    color: var(--text-primary);
    font-family: inherit;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.industry-card > *:not(.industry-img) { padding-left: var(--spacing-sm); padding-right: var(--spacing-sm); }
.industry-img {
    display: block;
    width: 100%;
    margin: 0 0 var(--spacing-md);
    aspect-ratio: 16 / 10;
    object-fit: cover;
    height: auto;
    transition: transform var(--transition-base);
}
.industry-card:hover .industry-img { transform: scale(1.06); }
@media (min-width: 1024px) {
    .industries-grid { grid-template-columns: repeat(4, 1fr); }
}

/* Pricing package (G$ price + sign-up) */
.pricing-head { text-align: center; padding-bottom: var(--spacing-xl); margin-bottom: var(--spacing-xl); border-bottom: 1px solid var(--border-color); }
.pricing-name { font-size: var(--font-size-lg); font-weight: 700; color: var(--whatsapp-green); margin-bottom: var(--spacing-sm); }
.pricing-price { display: flex; align-items: baseline; justify-content: center; gap: 6px; margin-bottom: var(--spacing-sm); }
.pricing-amount { font-size: var(--font-size-5xl); font-weight: 900; line-height: 1; color: var(--text-primary); }
.pricing-per { font-size: var(--font-size-lg); color: var(--text-secondary); }
.pricing-setup { font-size: var(--font-size-sm); color: var(--text-secondary); }
.pricing-feature span { line-height: 1.45; }
.pricing-feature svg { flex-shrink: 0; }
.pricing-ask { display: block; margin-top: var(--spacing-md); font-size: var(--font-size-sm); color: var(--whatsapp-green); text-decoration: underline; text-underline-offset: 3px; }
.pricing-cta .pricing-note { margin: var(--spacing-md) 0 0; }
@media (min-width: 768px) { .pricing-cta { max-width: 240px; text-align: center; } .pricing-cta .btn { width: 100%; } }
@media (max-width: 480px) { .pricing-card { padding: var(--spacing-xl) var(--spacing-lg); } .pricing-amount { font-size: var(--font-size-4xl); } }

/* Two pricing tiers */
.pricing-grid { display: grid; grid-template-columns: 1fr; gap: var(--spacing-xl); max-width: 980px; margin: 0 auto; }
@media (min-width: 900px) { .pricing-grid { grid-template-columns: 1fr 1fr; align-items: stretch; } }
.pricing-grid .pricing-card.pricing-tier { max-width: none; margin: 0; display: flex; flex-direction: column; position: relative; border-color: var(--border-color); box-shadow: none; }
.pricing-grid .pricing-card.pricing-featured { border-color: var(--border-glow); box-shadow: var(--shadow-glow); }
.pricing-tier .pricing-head { padding-bottom: var(--spacing-lg); margin-bottom: var(--spacing-lg); }
.pricing-tier .pricing-amount { font-size: var(--font-size-4xl); }
.pricing-tier .pricing-features { flex: 1; margin-bottom: var(--spacing-xl); }
.pricing-tier .pricing-cta, .pricing-tier .pricing-cta .btn { width: 100%; max-width: none; text-align: center; }
.pricing-best { margin-top: var(--spacing-sm); font-size: var(--font-size-sm); color: var(--whatsapp-green); font-weight: 600; }
.pricing-setup strong { color: var(--text-primary); }
.pricing-badge { position: absolute; top: -13px; left: 50%; transform: translateX(-50%); background: var(--gradient-primary); color: #fff; font-size: var(--font-size-xs); font-weight: 700; letter-spacing: .06em; text-transform: uppercase; padding: 5px 14px; border-radius: 999px; white-space: nowrap; }
.pricing-footnote { text-align: center; margin-top: var(--spacing-xl); font-size: var(--font-size-sm); color: var(--text-secondary); }
.pricing-footnote a { color: var(--whatsapp-green); }
.signup-pair { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--spacing-md); margin-top: var(--spacing-xl); }
.signup-pair .btn { justify-content: center; }
@media (max-width: 600px) { .signup-pair .btn { width: 100%; } }

/* Three pricing tiers */
.pricing-grid.pricing-grid-3 { max-width: 1200px; }
@media (min-width: 900px) and (max-width: 1099px) { .pricing-grid.pricing-grid-3 { grid-template-columns: 1fr 1fr; } .pricing-grid-3 > .pricing-card:first-child { grid-column: 1 / -1; } }
@media (min-width: 1100px) { .pricing-grid.pricing-grid-3 { grid-template-columns: repeat(3, 1fr); } }
.pricing-grid-3 .pricing-card.pricing-tier { padding: var(--spacing-xl); }
.pricing-tip { font-size: var(--font-size-sm); color: var(--text-secondary); background: rgba(37, 211, 102, 0.06); border: 1px dashed rgba(37, 211, 102, 0.35); border-radius: var(--border-radius-sm); padding: 10px 12px; margin: -8px 0 var(--spacing-lg); text-align: center; }

/* Custom / Enterprise: no price, text in the price slot */
.pricing-amount.pricing-amount-text { font-size: var(--font-size-2xl); font-weight: 800; line-height: 1.2; }
.pricing-tier .pricing-amount.pricing-amount-text { font-size: var(--font-size-2xl); }
.pricing-tier .pricing-price { min-height: 3.1rem; align-items: center; }