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

:root {
    --bg-primary: #1a1a1a;
    --bg-secondary: #2a2a2a;
    --bg-alt: #242424;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --accent-primary: #00d4ff;
    --accent-secondary: #0099cc;
    --accent-hover: #00b8e6;
    --border-color: #3a3a3a;
    --success: #00ff88;
    --warning: #ffaa00;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Source Sans Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-width: 320px;
}

/* Skip Link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--accent-primary);
    color: var(--bg-primary);
    padding: 8px 16px;
    text-decoration: none;
    font-weight: 700;
    z-index: 10000;
}

.skip-link:focus {
    top: 0;
}

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

/* Header */
.header {
    background-color: var(--bg-secondary);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 2px solid var(--accent-primary);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

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

.logo-icon {
    width: 40px;
    height: 40px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 3px;
}

.signal-wave {
    width: 4px;
    height: 20px;
    background: linear-gradient(to top, var(--accent-primary), var(--accent-secondary));
    border-radius: 2px;
    animation: wave 1.5s ease-in-out infinite;
}

.signal-wave:nth-child(1) {
    height: 15px;
    animation-delay: 0s;
}

.signal-wave:nth-child(2) {
    height: 25px;
    animation-delay: 0.2s;
}

.signal-wave:nth-child(3) {
    height: 20px;
    animation-delay: 0.4s;
}

@keyframes wave {
    0%, 100% { transform: scaleY(1); }
    50% { transform: scaleY(1.5); }
}

.logo-text {
    font-size: 20px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--accent-primary);
}

.nav {
    display: flex;
    gap: 25px;
    flex-wrap: wrap;
    align-items: center;
}

.nav a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
    font-size: 15px;
    padding: 5px 10px;
    border-radius: 4px;
}

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

.nav a:focus {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
}

.header-cta-mobile {
    display: none;
}

@media (max-width: 768px) {
    .header-cta-mobile {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
        color: var(--bg-primary);
        padding: 10px 20px;
        border-radius: 50px;
        text-decoration: none;
        font-weight: 700;
        font-size: 14px;
        text-transform: uppercase;
        transition: all 0.3s;
        white-space: nowrap;
    }
    
    .header-cta-mobile:hover {
        transform: translateY(-2px);
        box-shadow: 0 4px 15px rgba(0, 212, 255, 0.4);
    }
    
    .header-cta-mobile .icon-whatsapp {
        width: 18px;
        height: 18px;
    }
}

/* Hero Section */
.hero {
    padding: 80px 0;
    text-align: center;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.hero h1 {
    font-size: clamp(32px, 5vw, 56px);
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: clamp(16px, 2.5vw, 20px);
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: var(--bg-primary);
    padding: 18px 36px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    font-size: 18px;
    text-transform: uppercase;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 212, 255, 0.5);
    background: linear-gradient(135deg, var(--accent-hover), var(--accent-primary));
}

.cta-button:focus {
    outline: 3px solid var(--text-primary);
    outline-offset: 3px;
}

.cta-button-large {
    font-size: 20px;
    padding: 22px 44px;
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-top: 50px;
    flex-wrap: wrap;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 16px;
    color: var(--text-secondary);
}

/* Icons CSS */
.icon-check {
    width: 24px;
    height: 24px;
    border: 2px solid var(--success);
    border-radius: 50%;
    position: relative;
}

.icon-check::after {
    content: '';
    position: absolute;
    left: 6px;
    top: 2px;
    width: 6px;
    height: 12px;
    border: solid var(--success);
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.icon-check-small {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid var(--success);
    border-radius: 50%;
    position: relative;
    margin-right: 8px;
}

.icon-check-small::after {
    content: '';
    position: absolute;
    left: 4px;
    top: 1px;
    width: 4px;
    height: 8px;
    border: solid var(--success);
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.icon-whatsapp {
    width: 24px;
    height: 24px;
    background: currentColor;
    border-radius: 50%;
    position: relative;
    -webkit-mask: radial-gradient(circle at 30% 30%, transparent 20%, black 21%);
    mask: radial-gradient(circle at 30% 30%, transparent 20%, black 21%);
}

.icon-whatsapp::before {
    content: '';
    position: absolute;
    width: 12px;
    height: 12px;
    border: 2px solid currentColor;
    border-radius: 3px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

/* Section Styles */
.section {
    padding: 80px 0;
}

.section-alt {
    background-color: var(--bg-alt);
}

.section h2 {
    font-size: clamp(28px, 4vw, 42px);
    text-align: center;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.section-intro {
    text-align: center;
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto 50px;
}

/* Steps */
.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.step {
    background-color: var(--bg-secondary);
    padding: 40px 30px;
    border-radius: 12px;
    text-align: center;
    border: 1px solid var(--border-color);
    transition: transform 0.3s, border-color 0.3s;
    position: relative;
}

.step:hover {
    transform: translateY(-5px);
    border-color: var(--accent-primary);
}

.step-number {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 20px;
    color: var(--bg-primary);
}

.step-icon {
    width: 60px;
    height: 60px;
    margin: 20px auto;
}

.step h3 {
    font-size: 22px;
    margin-bottom: 15px;
    text-transform: uppercase;
}

.step p {
    color: var(--text-secondary);
    line-height: 1.7;
}

.icon-click {
    width: 60px;
    height: 60px;
    border: 3px solid var(--accent-primary);
    border-radius: 50%;
    position: relative;
    cursor: pointer;
}

.icon-click::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    background: var(--accent-primary);
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 1; }
    50% { transform: translate(-50%, -50%) scale(1.3); opacity: 0.7; }
}

.icon-robot {
    width: 60px;
    height: 60px;
    border: 3px solid var(--accent-primary);
    border-radius: 8px;
    position: relative;
}

.icon-robot::before {
    content: '';
    position: absolute;
    width: 12px;
    height: 12px;
    background: var(--accent-primary);
    border-radius: 50%;
    top: 15px;
    left: 12px;
}

.icon-robot::after {
    content: '';
    position: absolute;
    width: 12px;
    height: 12px;
    background: var(--accent-primary);
    border-radius: 50%;
    top: 15px;
    right: 12px;
}

.icon-play {
    width: 60px;
    height: 60px;
    border: 3px solid var(--accent-primary);
    border-radius: 50%;
    position: relative;
}

.icon-play::after {
    content: '';
    position: absolute;
    width: 0;
    height: 0;
    border-left: 20px solid var(--accent-primary);
    border-top: 12px solid transparent;
    border-bottom: 12px solid transparent;
    top: 50%;
    left: 55%;
    transform: translate(-50%, -50%);
}

.cta-center {
    text-align: center;
    margin-top: 50px;
}

/* Benefits Grid */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.benefit-card {
    background-color: var(--bg-secondary);
    padding: 35px 25px;
    border-radius: 12px;
    text-align: center;
    border: 1px solid var(--border-color);
    transition: all 0.3s;
}

.benefit-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-primary);
    box-shadow: 0 8px 25px rgba(0, 212, 255, 0.15);
}

.benefit-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
}

.benefit-card h3 {
    font-size: 20px;
    margin-bottom: 15px;
    text-transform: uppercase;
}

.benefit-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

.icon-speed {
    width: 70px;
    height: 70px;
    border: 3px solid var(--accent-primary);
    border-radius: 50%;
    border-right-color: transparent;
    animation: spin 1.5s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.icon-quality {
    width: 70px;
    height: 70px;
    border: 3px solid var(--accent-primary);
    position: relative;
}

.icon-quality::before,
.icon-quality::after {
    content: '';
    position: absolute;
    background: var(--accent-primary);
}

.icon-quality::before {
    width: 40px;
    height: 3px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.icon-quality::after {
    width: 3px;
    height: 40px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.icon-channels {
    width: 70px;
    height: 50px;
    border: 3px solid var(--accent-primary);
    border-radius: 8px;
    position: relative;
}

.icon-channels::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 3px;
    background: var(--accent-primary);
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
}

.icon-stable {
    width: 70px;
    height: 3px;
    background: var(--accent-primary);
    position: relative;
    margin-top: 35px;
}

.icon-stable::before,
.icon-stable::after {
    content: '';
    position: absolute;
    width: 3px;
    height: 30px;
    background: var(--accent-primary);
}

.icon-stable::before {
    left: 0;
    bottom: 0;
}

.icon-stable::after {
    right: 0;
    bottom: 0;
}

.icon-device {
    width: 50px;
    height: 70px;
    border: 3px solid var(--accent-primary);
    border-radius: 8px;
    position: relative;
}

.icon-device::after {
    content: '';
    position: absolute;
    width: 15px;
    height: 3px;
    background: var(--accent-primary);
    bottom: 8px;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 2px;
}

.icon-support {
    width: 70px;
    height: 70px;
    border: 3px solid var(--accent-primary);
    border-radius: 50%;
    position: relative;
}

.icon-support::before {
    content: '?';
    position: absolute;
    font-size: 40px;
    font-weight: 700;
    color: var(--accent-primary);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

/* Plans Grid */
.plans-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.plan-card {
    background-color: var(--bg-secondary);
    border-radius: 12px;
    border: 2px solid var(--border-color);
    overflow: hidden;
    transition: all 0.3s;
    position: relative;
}

.plan-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-primary);
    box-shadow: 0 12px 30px rgba(0, 212, 255, 0.2);
}

.plan-featured {
    border-color: var(--accent-primary);
    box-shadow: 0 8px 25px rgba(0, 212, 255, 0.15);
}

.plan-badge {
    position: absolute;
    top: 20px;
    right: -30px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: var(--bg-primary);
    padding: 5px 40px;
    font-weight: 700;
    font-size: 12px;
    text-transform: uppercase;
    transform: rotate(45deg);
    z-index: 10;
}

.plan-header {
    padding: 30px;
    text-align: center;
    background: linear-gradient(135deg, var(--bg-primary), var(--bg-secondary));
}

.plan-header h3 {
    font-size: 24px;
    margin-bottom: 15px;
    text-transform: uppercase;
}

.plan-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto;
}

.icon-calendar {
    width: 60px;
    height: 60px;
    border: 3px solid var(--accent-primary);
    border-radius: 8px;
    position: relative;
}

.icon-calendar::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 15px;
    background: var(--accent-primary);
    top: 0;
    left: 0;
    border-radius: 5px 5px 0 0;
}

.icon-calendar::after {
    content: '';
    position: absolute;
    width: 30px;
    height: 3px;
    background: var(--bg-secondary);
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
}

.plan-body {
    padding: 30px;
}

.plan-discount {
    background: linear-gradient(135deg, var(--success), #00cc70);
    color: var(--bg-primary);
    padding: 10px 20px;
    border-radius: 25px;
    font-weight: 700;
    font-size: 18px;
    text-align: center;
    margin-bottom: 20px;
    text-transform: uppercase;
}

.plan-description {
    color: var(--text-secondary);
    margin-bottom: 25px;
    line-height: 1.7;
}

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

.plan-features li {
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    color: var(--text-secondary);
}

.plan-features li:last-child {
    border-bottom: none;
}

.plan-footer {
    padding: 30px;
    text-align: center;
}

.plan-button {
    display: inline-block;
    width: 100%;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: var(--bg-primary);
    padding: 15px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    text-transform: uppercase;
    transition: all 0.3s;
}

.plan-button:hover {
    background: linear-gradient(135deg, var(--accent-hover), var(--accent-primary));
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.4);
}

.plan-button:focus {
    outline: 3px solid var(--text-primary);
    outline-offset: 3px;
}

/* Differentials */
.differentials {
    display: grid;
    gap: 30px;
    margin-top: 50px;
}

.differential-item {
    display: flex;
    gap: 25px;
    align-items: flex-start;
    background-color: var(--bg-secondary);
    padding: 30px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: all 0.3s;
}

.differential-item:hover {
    border-color: var(--accent-primary);
    transform: translateX(10px);
}

.differential-icon {
    width: 60px;
    height: 60px;
    flex-shrink: 0;
}

.differential-content h3 {
    font-size: 22px;
    margin-bottom: 10px;
    text-transform: uppercase;
}

.differential-content p {
    color: var(--text-secondary);
    line-height: 1.7;
}

.icon-auto {
    width: 60px;
    height: 60px;
    border: 3px solid var(--accent-primary);
    border-radius: 50%;
    position: relative;
}

.icon-auto::before {
    content: '';
    position: absolute;
    width: 30px;
    height: 3px;
    background: var(--accent-primary);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(-45deg);
}

.icon-auto::after {
    content: '';
    position: absolute;
    width: 30px;
    height: 3px;
    background: var(--accent-primary);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(45deg);
}

.icon-brazil {
    width: 60px;
    height: 40px;
    background: linear-gradient(to bottom, #009c3b 50%, #ffdf00 50%);
    border-radius: 4px;
    position: relative;
}

.icon-brazil::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    background: #002776;
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.icon-update {
    width: 60px;
    height: 60px;
    border: 3px solid var(--accent-primary);
    border-radius: 50%;
    border-top-color: transparent;
    position: relative;
    animation: rotate 2s linear infinite;
}

.icon-update::after {
    content: '';
    position: absolute;
    width: 0;
    height: 0;
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    border-bottom: 15px solid var(--accent-primary);
    top: -15px;
    right: 5px;
}

@keyframes rotate {
    to { transform: rotate(360deg); }
}

.icon-secure {
    width: 50px;
    height: 60px;
    border: 3px solid var(--accent-primary);
    border-radius: 8px 8px 25px 25px;
    position: relative;
}

.icon-secure::before {
    content: '';
    position: absolute;
    width: 30px;
    height: 25px;
    border: 3px solid var(--accent-primary);
    border-bottom: none;
    border-radius: 15px 15px 0 0;
    top: -25px;
    left: 50%;
    transform: translateX(-50%);
}

.icon-secure::after {
    content: '';
    position: absolute;
    width: 15px;
    height: 15px;
    background: var(--accent-primary);
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

/* Process Timeline */
.process-timeline {
    max-width: 800px;
    margin: 50px auto 0;
    position: relative;
}

.process-timeline::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--accent-primary);
}

.timeline-item {
    display: flex;
    gap: 30px;
    margin-bottom: 40px;
    position: relative;
}

.timeline-marker {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 18px;
    color: var(--bg-primary);
    flex-shrink: 0;
    z-index: 1;
}

.timeline-content {
    background-color: var(--bg-secondary);
    padding: 25px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    flex: 1;
    transition: all 0.3s;
}

.timeline-content:hover {
    border-color: var(--accent-primary);
    transform: translateX(10px);
}

.timeline-content h3 {
    font-size: 20px;
    margin-bottom: 10px;
    text-transform: uppercase;
}

.timeline-content p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Devices Grid */
.devices-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 50px;
}

@media (max-width: 992px) {
    .devices-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .devices-grid {
        grid-template-columns: 1fr;
    }
}

.device-card {
    background-color: var(--bg-secondary);
    padding: 35px 25px;
    border-radius: 12px;
    text-align: center;
    border: 1px solid var(--border-color);
    transition: all 0.3s;
}

.device-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-primary);
    box-shadow: 0 8px 25px rgba(0, 212, 255, 0.15);
}

.device-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
}

.device-card h3 {
    font-size: 20px;
    margin-bottom: 15px;
    text-transform: uppercase;
}

.device-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

.icon-tv {
    width: 70px;
    height: 50px;
    border: 3px solid var(--accent-primary);
    border-radius: 8px;
    position: relative;
}

.icon-tv::after {
    content: '';
    position: absolute;
    width: 30px;
    height: 3px;
    background: var(--accent-primary);
    bottom: -12px;
    left: 50%;
    transform: translateX(-50%);
}

.icon-mobile {
    width: 40px;
    height: 70px;
    border: 3px solid var(--accent-primary);
    border-radius: 8px;
    position: relative;
}

.icon-mobile::after {
    content: '';
    position: absolute;
    width: 12px;
    height: 3px;
    background: var(--accent-primary);
    bottom: 8px;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 2px;
}

.icon-tablet {
    width: 55px;
    height: 70px;
    border: 3px solid var(--accent-primary);
    border-radius: 8px;
    position: relative;
}

.icon-tablet::after {
    content: '';
    position: absolute;
    width: 15px;
    height: 15px;
    border: 3px solid var(--accent-primary);
    border-radius: 50%;
    bottom: 8px;
    left: 50%;
    transform: translateX(-50%);
}

.icon-box {
    width: 70px;
    height: 50px;
    border: 3px solid var(--accent-primary);
    border-radius: 4px;
    position: relative;
}

.icon-box::before,
.icon-box::after {
    content: '';
    position: absolute;
    width: 8px;
    height: 8px;
    background: var(--accent-primary);
    border-radius: 50%;
}

.icon-box::before {
    top: 15px;
    left: 15px;
}

.icon-box::after {
    top: 15px;
    right: 15px;
}

.icon-computer {
    width: 70px;
    height: 50px;
    border: 3px solid var(--accent-primary);
    border-radius: 4px;
    position: relative;
}

.icon-computer::after {
    content: '';
    position: absolute;
    width: 50px;
    height: 3px;
    background: var(--accent-primary);
    bottom: -12px;
    left: 50%;
    transform: translateX(-50%);
}

.icon-stick {
    width: 60px;
    height: 15px;
    background: var(--accent-primary);
    border-radius: 8px;
    position: relative;
    margin-top: 28px;
}

.icon-stick::after {
    content: '';
    position: absolute;
    width: 15px;
    height: 15px;
    background: var(--accent-primary);
    border-radius: 50%;
    right: -5px;
    top: 0;
}

/* Reviews Grid */
.reviews-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 50px;
    width: 100%;
    grid-auto-rows: 1fr;
}

.review-card {
    background-color: var(--bg-secondary);
    padding: 30px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: all 0.3s;
    display: flex;
    flex-direction: column;
    width: 100%;
    height: 100%;
    box-sizing: border-box;
}

.review-card:hover {
    border-color: var(--accent-primary);
    box-shadow: 0 8px 25px rgba(0, 212, 255, 0.15);
    transform: translateY(-3px);
}

.review-header {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
    align-items: flex-start;
    width: 100%;
}

.reviewer-avatar {
    width: 50px;
    height: 50px;
    min-width: 50px;
    max-width: 50px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 18px;
    color: var(--bg-primary);
    flex-shrink: 0;
}

.reviewer-info {
    flex: 1;
    min-width: 0;
    overflow: hidden;
}

.reviewer-info h3 {
    font-size: 16px;
    margin: 0 0 5px 0;
    text-transform: none;
    line-height: 1.4;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.review-stars {
    color: var(--warning);
    font-size: 14px;
    line-height: 1.2;
    margin: 0;
}

.review-text {
    color: var(--text-secondary);
    line-height: 1.7;
    font-style: italic;
    flex: 1;
    margin: 0;
}

@media (max-width: 992px) {
    .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .reviews-grid {
        grid-template-columns: 1fr;
    }
}

/* FAQ */
.faq-list {
    max-width: 900px;
    margin: 50px auto 0;
}

.faq-item {
    background-color: var(--bg-secondary);
    border-radius: 12px;
    margin-bottom: 20px;
    border: 1px solid var(--border-color);
    transition: all 0.3s;
    overflow: hidden;
}

.faq-item:hover {
    border-color: var(--accent-primary);
}

.faq-question {
    font-size: 20px;
    margin: 0;
    padding: 30px;
    color: var(--accent-primary);
    text-transform: none;
    cursor: pointer;
    user-select: none;
    position: relative;
    transition: background-color 0.3s;
}

.faq-question:hover {
    background-color: rgba(0, 212, 255, 0.05);
}

.faq-question::after {
    content: '+';
    position: absolute;
    right: 30px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 28px;
    font-weight: 300;
    color: var(--accent-primary);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question::after {
    transform: translateY(-50%) rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-out, padding 0.4s ease-out;
    padding: 0 30px;
}

.faq-item.active .faq-answer {
    max-height: 1000px;
    padding: 0 30px 30px 30px;
    transition: max-height 0.5s ease-in, padding 0.4s ease-in;
}

.faq-answer p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin: 0;
}

.faq-answer a.discrete-link {
    color: var(--text-secondary);
    text-decoration: none;
    transition: opacity 0.3s;
}

.faq-answer a.discrete-link:hover {
    opacity: 0.8;
}

.faq-answer a.discrete-link:focus {
    outline: 1px dotted var(--text-secondary);
    outline-offset: 2px;
}

/* Fallback para quando JS não carregar */
.no-js .faq-answer {
    max-height: none;
    padding: 0 30px 30px 30px;
}

.no-js .faq-question::after {
    display: none;
}

/* CTA Final */
.cta-final {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    text-align: center;
}

.cta-final h2 {
    margin-bottom: 20px;
}

.cta-final-text {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* Footer */
.footer {
    background-color: var(--bg-secondary);
    padding: 60px 0 30px;
    border-top: 2px solid var(--accent-primary);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3 {
    font-size: 18px;
    margin-bottom: 20px;
    text-transform: uppercase;
    color: var(--accent-primary);
}

.footer-section p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 10px;
}

.footer-links {
    list-style: none;
}

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

.footer-links a {
    color: var(--text-secondary);
    text-decoration: underline;
    text-decoration-thickness: 1px;
    text-underline-offset: 2px;
    transition: color 0.3s;
}

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

.footer-links a:focus {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
}

.footer-link {
    color: var(--accent-primary);
    text-decoration: underline;
    text-decoration-thickness: 1px;
    text-underline-offset: 2px;
    transition: color 0.3s;
}

.footer-link:hover {
    color: var(--accent-hover);
    text-decoration-thickness: 2px;
}

.footer-link:focus {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 768px) {
    .header .container {
        flex-direction: column;
        text-align: center;
    }

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

    .hero {
        padding: 60px 0;
    }

    .section {
        padding: 60px 0;
    }

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

    .benefits-grid {
        grid-template-columns: 1fr;
    }

    .plans-grid {
        grid-template-columns: 1fr;
    }

    .differential-item {
        flex-direction: column;
        text-align: center;
    }

    .differential-icon {
        margin: 0 auto;
    }

    .process-timeline::before {
        left: 20px;
    }

    .timeline-item {
        gap: 20px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 600px) {
    .devices-grid {
        grid-template-columns: 1fr;
    }

    .reviews-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 28px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .cta-button {
        padding: 15px 28px;
        font-size: 16px;
    }

    .section h2 {
        font-size: 24px;
    }

    .hero-features {
        flex-direction: column;
        gap: 20px;
    }
}

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

/* Print Styles */
@media print {
    .header,
    .cta-button,
    .footer {
        display: none;
    }

    body {
        background: white;
        color: black;
    }
}