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

:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-card: rgba(255, 255, 255, 0.03);
    --bg-card-hover: rgba(255, 255, 255, 0.06);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.5);
    --accent-primary: #25D366;
    --accent-secondary: #128C7E;
    --accent-gradient: linear-gradient(135deg, #25D366 0%, #128C7E 50%, #075E54 100%);
    --border-color: rgba(255, 255, 255, 0.08);
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --error-color: #ff4757;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --shadow-glow: 0 0 60px rgba(37, 211, 102, 0.15);
}

html { scroll-behavior: smooth; }

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

.bg-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(37, 211, 102, 0.3) 0%, transparent 70%);
    top: -200px;
    right: -100px;
    animation: float1 20s ease-in-out infinite;
}

.orb-2 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(18, 140, 126, 0.25) 0%, transparent 70%);
    bottom: -150px;
    left: -100px;
    animation: float2 25s ease-in-out infinite;
}

.orb-3 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(7, 94, 84, 0.2) 0%, transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: float3 30s ease-in-out infinite;
}

@keyframes float1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(-50px, 50px) scale(1.1); }
    66% { transform: translate(30px, -30px) scale(0.95); }
}

@keyframes float2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(40px, -40px) scale(1.05); }
    66% { transform: translate(-60px, 20px) scale(0.9); }
}

@keyframes float3 {
    0%, 100% { transform: translate(-50%, -50%) scale(1); }
    50% { transform: translate(-50%, -50%) scale(1.2); }
}

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 2rem;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(10, 10, 15, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 700;
    font-size: 1.25rem;
}

.logo-icon {
    color: var(--accent-primary);
    font-size: 1.5rem;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.3s ease;
}

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

.nav-cta {
    background: var(--accent-gradient);
    padding: 0.6rem 1.25rem !important;
    border-radius: var(--radius-md);
    color: var(--text-primary) !important;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

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

.mobile-menu-btn.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.mobile-menu-btn.active span:nth-child(2) { opacity: 0; }
.mobile-menu-btn.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

.mobile-menu {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: rgba(10, 10, 15, 0.98);
    backdrop-filter: blur(20px);
    padding: 2rem;
    flex-direction: column;
    gap: 1.5rem;
    z-index: 999;
    border-bottom: 1px solid var(--border-color);
}

.mobile-menu a {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 500;
}

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

@media (max-width: 768px) {
    .nav-links { display: none; }
    .mobile-menu-btn { display: flex; }
}

.gradient-text {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8rem 2rem 4rem;
    position: relative;
    z-index: 1;
}

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

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--accent-primary);
    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(1.2); }
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 80px rgba(37, 211, 102, 0.25);
}

.btn-secondary {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: var(--bg-card-hover);
    border-color: var(--accent-primary);
}

.whatsapp-icon {
    width: 20px;
    height: 20px;
}

.trust-indicators {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-muted);
    font-size: 0.85rem;
}

.trust-item svg {
    width: 18px;
    height: 18px;
    stroke: var(--accent-primary);
}

.hero-visual {
    display: none;
}

@media (min-width: 1024px) {
    .hero {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 4rem;
        max-width: 1400px;
        margin: 0 auto;
    }
    
    .hero-content { text-align: left; }
    .hero-cta { justify-content: flex-start; }
    .trust-indicators { justify-content: flex-start; }
    .hero-visual { display: block; }
}

.phone-mockup {
    width: 300px;
    height: 600px;
    background: linear-gradient(180deg, #1a1a2e 0%, #16162a 100%);
    border-radius: 40px;
    padding: 12px;
    box-shadow: 0 50px 100px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.1);
    position: relative;
    margin: 0 auto;
    animation: phoneFloat 6s ease-in-out infinite;
}

@keyframes phoneFloat {
    0%, 100% { transform: translateY(0) rotate(-3deg); }
    50% { transform: translateY(-20px) rotate(-3deg); }
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: #0b141a;
    border-radius: 30px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.chat-header {
    background: #1f2c34;
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.chat-avatar {
    width: 40px;
    height: 40px;
    background: var(--accent-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.75rem;
}

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

.chat-name {
    font-weight: 600;
    font-size: 0.9rem;
}

.chat-status {
    font-size: 0.75rem;
    color: var(--accent-primary);
}

.chat-messages {
    flex: 1;
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    overflow-y: auto;
}

.message {
    max-width: 80%;
    padding: 0.5rem 0.75rem;
    border-radius: 12px;
    font-size: 0.8rem;
    position: relative;
}

.message-received {
    background: #1f2c34;
    align-self: flex-start;
    border-bottom-left-radius: 4px;
}

.message-sent {
    background: #005c4b;
    align-self: flex-end;
    border-bottom-right-radius: 4px;
}

.message p { margin-bottom: 0.25rem; }

.message-time {
    font-size: 0.65rem;
    color: var(--text-muted);
    text-align: right;
    display: block;
}

.media-message .media-preview {
    width: 120px;
    height: 80px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.25rem;
}

.media-preview svg {
    width: 32px;
    height: 32px;
    opacity: 0.7;
}

.section-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 6rem 2rem;
    position: relative;
    z-index: 1;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-tag {
    display: inline-block;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    padding: 0.4rem 1rem;
    border-radius: 50px;
    font-size: 0.8rem;
    color: var(--accent-primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: 1rem;
}

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

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2rem;
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateY(20px);
}

.feature-card.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.feature-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--accent-primary);
    transform: translateY(-5px);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: var(--accent-gradient);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.feature-icon svg {
    width: 28px;
    height: 28px;
    stroke: white;
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.how-it-works {
    background: var(--bg-secondary);
}

.steps-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.step {
    position: relative;
    padding: 2rem;
    opacity: 0;
    transform: translateY(20px);
}

.step.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.step-number {
    font-size: 4rem;
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0.5;
    line-height: 1;
    margin-bottom: 1rem;
}

.step-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.step-content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.step-line {
    display: none;
}

@media (min-width: 768px) {
    .step-line {
        display: block;
        position: absolute;
        top: 50%;
        right: -1rem;
        width: 2rem;
        height: 2px;
        background: var(--border-color);
    }
    
    .step:last-child .step-line { display: none; }
}

.not-do-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.not-do-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateY(20px);
}

.not-do-item.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.not-do-item:hover {
    border-color: var(--error-color);
}

.not-do-icon {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    background: rgba(255, 71, 87, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.not-do-icon svg {
    width: 20px;
    height: 20px;
    stroke: var(--error-color);
}

.not-do-item span {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.user-control {
    background: var(--bg-secondary);
}

.control-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 3rem;
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    align-items: center;
}

@media (min-width: 768px) {
    .control-card {
        grid-template-columns: 1fr auto;
    }
}

.control-content h2 {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 700;
    margin: 1rem 0 1.5rem;
}

.control-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.control-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-secondary);
}

.control-list svg {
    width: 20px;
    height: 20px;
    stroke: var(--accent-primary);
    flex-shrink: 0;
}

.control-visual {
    display: flex;
    justify-content: center;
}

.control-icon-wrapper {
    width: 150px;
    height: 150px;
    background: var(--accent-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: controlPulse 3s ease-in-out infinite;
}

.control-icon-wrapper svg {
    width: 80px;
    height: 80px;
    stroke: white;
}

@keyframes controlPulse {
    0%, 100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.4); }
    50% { transform: scale(1.05); box-shadow: 0 0 0 20px rgba(37, 211, 102, 0); }
}

.privacy-content {
    max-width: 800px;
    margin: 0 auto;
}

.privacy-intro {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    text-align: center;
}

.privacy-accordion {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.accordion-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateY(20px);
}

.accordion-item.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.accordion-header {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem 1.5rem;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    text-align: left;
    transition: background 0.3s ease;
}

.accordion-header:hover {
    background: var(--bg-card-hover);
}

.accordion-number {
    width: 28px;
    height: 28px;
    background: var(--accent-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 600;
    flex-shrink: 0;
}

.accordion-title { flex: 1; }

.accordion-arrow {
    width: 20px;
    height: 20px;
    stroke: var(--text-muted);
    transition: transform 0.3s ease;
}

.accordion-item.active .accordion-arrow {
    transform: rotate(180deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.accordion-item.active .accordion-content {
    max-height: 500px;
}

.accordion-content p,
.accordion-content ul {
    padding: 0 1.5rem 1rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.accordion-content ul {
    list-style: disc;
    padding-left: 3rem;
}

.accordion-content li {
    margin-bottom: 0.5rem;
}

.contact-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 4rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.contact-content {
    position: relative;
    z-index: 1;
}

.contact-content h2 {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 700;
    margin: 1rem 0;
}

.contact-content p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.contact-email {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--accent-gradient);
    color: var(--text-primary);
    padding: 1rem 2rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.contact-email:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.contact-email svg {
    width: 20px;
    height: 20px;
}

.contact-decoration {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.float-element {
    position: absolute;
    border-radius: 50%;
    background: var(--accent-gradient);
    opacity: 0.1;
}

.float-1 {
    width: 200px;
    height: 200px;
    top: -50px;
    right: -50px;
    animation: floatDecor 8s ease-in-out infinite;
}

.float-2 {
    width: 150px;
    height: 150px;
    bottom: -30px;
    left: -30px;
    animation: floatDecor 10s ease-in-out infinite reverse;
}

.float-3 {
    width: 100px;
    height: 100px;
    top: 50%;
    left: 10%;
    animation: floatDecor 12s ease-in-out infinite;
}

@keyframes floatDecor {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(20px, -20px); }
}

.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    position: relative;
    z-index: 1;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem 2rem 2rem;
}

.footer-brand {
    margin-bottom: 2rem;
}

.footer-brand p {
    color: var(--text-muted);
    margin-top: 1rem;
    max-width: 300px;
}

.footer-links {
    display: flex;
    gap: 4rem;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}

.footer-column h4 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.footer-column a {
    display: block;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    margin-bottom: 0.75rem;
    transition: color 0.3s ease;
}

.footer-column a:hover {
    color: var(--accent-primary);
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding-top: 2rem;
    text-align: center;
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.85rem;
}