/* ==========================================================================
   Design System & Variables
   ========================================================================== */
:root {
    --bg-dark-deep: #08090b;
    --bg-dark-card: rgba(18, 20, 26, 0.7);
    --bg-dark-hover: rgba(26, 29, 38, 0.9);
    
    --primary: #820ad1;
    --primary-glow: rgba(130, 10, 209, 0.35);
    --secondary: #00f2fe;
    --secondary-glow: rgba(0, 242, 254, 0.3);
    
    --text-main: #f5f6f8;
    --text-muted: #a0a5b5;
    
    --border-color: rgba(255, 255, 255, 0.08);
    --border-color-active: rgba(130, 10, 209, 0.5);
    
    --font-sans: 'Outfit', sans-serif;
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --border-radius-lg: 20px;
    --border-radius-md: 12px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    background-color: var(--bg-dark-deep);
    color: var(--text-main);
    font-family: var(--font-sans);
}

body {
    overflow-x: hidden;
    line-height: 1.6;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ==========================================================================
   Buttons & UI Elements
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: 1rem;
    padding: 14px 28px;
    border-radius: var(--border-radius-md);
    border: none;
    cursor: pointer;
    transition: var(--transition-smooth);
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, #a23bf0 100%);
    color: #fff;
    box-shadow: 0 8px 24px var(--primary-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(130, 10, 209, 0.5);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-main);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.2);
}

.btn-outline {
    background: transparent;
    color: var(--text-main);
    border: 2px solid var(--border-color);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--text-main);
}

.btn-whatsapp {
    background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
    color: #fff;
    box-shadow: 0 8px 24px rgba(37, 211, 102, 0.25);
}

.btn-whatsapp:hover {
    box-shadow: 0 12px 30px rgba(37, 211, 102, 0.4);
    transform: translateY(-2px);
}

.btn-sm {
    padding: 10px 20px;
    font-size: 0.9rem;
}

.btn-lg {
    padding: 16px 36px;
    font-size: 1.1rem;
}

.btn-full {
    width: 100%;
}

.badge {
    display: inline-block;
    background: linear-gradient(90deg, rgba(130, 10, 209, 0.2) 0%, rgba(0, 242, 254, 0.1) 100%);
    color: var(--secondary);
    border: 1px solid rgba(0, 242, 254, 0.3);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: 20px;
    text-transform: uppercase;
}

/* ==========================================================================
   Header Navigation
   ========================================================================== */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 80px;
    z-index: 1000;
    background: rgba(8, 9, 11, 0.75);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    transition: var(--transition-smooth);
}

.main-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    user-select: none;
}

.logo-stream {
    color: var(--text-main);
}

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

.nav-menu {
    display: flex;
    gap: 32px;
}

.nav-link {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: var(--transition-smooth);
}

.nav-link:hover {
    color: var(--text-main);
}

.header-actions {
    display: flex;
    gap: 12px;
}

.mobile-menu-toggle {
    display: none;
    background: transparent;
    border: none;
    color: var(--text-main);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Mobile Nav Panel */
.mobile-nav {
    position: fixed;
    top: 80px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 80px);
    background: var(--bg-dark-deep);
    z-index: 999;
    padding: 30px 24px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    transition: left 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border-top: 1px solid var(--border-color);
}

.mobile-nav.open {
    left: 0;
}

.mobile-link {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-main);
    text-decoration: none;
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
    position: relative;
    padding-top: 160px;
    padding-bottom: 100px;
    overflow: hidden;
}

.hero-bg-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);
    top: -100px;
    right: -100px;
    z-index: -1;
    pointer-events: none;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 48px;
    align-items: center;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 24px;
    letter-spacing: -1.5px;
    background: linear-gradient(135deg, #fff 40%, var(--text-muted) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 30px;
    max-width: 580px;
}

.price-callout {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 32px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    padding: 12px 20px;
    border-radius: var(--border-radius-md);
}

.price-callout span {
    font-size: 0.95rem;
    color: var(--text-muted);
}

.price-callout .price-tag {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--secondary);
}

.price-callout .price-tag small {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-muted);
}

.hero-cta {
    display: flex;
    gap: 16px;
    margin-bottom: 40px;
}

.hero-features-minimal {
    display: flex;
    gap: 24px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.hero-features-minimal i {
    color: var(--secondary);
    margin-right: 6px;
}

.hero-image-container {
    position: relative;
    display: flex;
    justify-content: center;
}

.image-wrapper {
    position: relative;
}

.hero-mockup {
    width: 100%;
    max-width: 440px;
    border-radius: var(--border-radius-lg);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6), 0 0 40px rgba(130, 10, 209, 0.15);
    border: 2px solid var(--border-color);
    transition: transform 0.5s ease;
}

.hero-mockup:hover {
    transform: translateY(-5px);
}

.floating-badge {
    position: absolute;
    bottom: 30px;
    left: -30px;
    background: rgba(8, 9, 11, 0.85);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color-active);
    padding: 14px 20px;
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    animation: floating 3s ease-in-out infinite;
}

.floating-badge i {
    font-size: 1.8rem;
    color: var(--primary);
}

.floating-badge span {
    font-weight: 700;
    font-size: 0.95rem;
}

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

/* ==========================================================================
   Section Layouts
   ========================================================================= */
section {
    padding: 100px 0;
    border-bottom: 1px solid var(--border-color);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px auto;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 16px;
    background: linear-gradient(135deg, #fff 60%, var(--text-muted) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
}

/* ==========================================================================
   Features Section
   ========================================================================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.feature-card {
    background: var(--bg-dark-card);
    border: 1px solid var(--border-color);
    padding: 40px;
    border-radius: var(--border-radius-lg);
    backdrop-filter: blur(10px);
    transition: var(--transition-smooth);
}

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

.feature-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--border-radius-md);
    background: linear-gradient(135deg, rgba(130, 10, 209, 0.1) 0%, rgba(0, 242, 254, 0.05) 100%);
    border: 1px solid rgba(130, 10, 209, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--secondary);
    margin-bottom: 24px;
    transition: var(--transition-smooth);
}

.feature-card:hover .feature-icon {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: #fff;
    border-color: transparent;
    box-shadow: 0 8px 20px var(--primary-glow);
}

.feature-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 12px;
}

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

/* ==========================================================================
   Pricing Calculator Section
   ========================================================================== */
.pricing-section {
    position: relative;
    overflow: hidden;
}

.pricing-bg-glow {
    position: absolute;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(0, 242, 254, 0.12) 0%, transparent 70%);
    bottom: -200px;
    left: -200px;
    z-index: -1;
    pointer-events: none;
}

.pricing-container {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 40px;
    align-items: start;
}

.calculator-card {
    background: var(--bg-dark-card);
    border: 2px solid var(--border-color-active);
    border-radius: var(--border-radius-lg);
    padding: 40px;
    backdrop-filter: blur(10px);
    box-shadow: 0 15px 40px rgba(130, 10, 209, 0.1);
}

.calculator-card h3 {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 8px;
}

.calc-desc {
    color: var(--text-muted);
    margin-bottom: 32px;
}

.selector-group {
    margin-bottom: 32px;
}

.selector-group label {
    display: block;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 12px;
}

.duration-options, .screen-options {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}

.opt-btn {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    padding: 16px 12px;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    font-family: var(--font-sans);
    font-weight: 600;
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}

.opt-btn:hover {
    border-color: rgba(255, 255, 255, 0.2);
    color: var(--text-main);
}

.opt-btn.active {
    background: rgba(130, 10, 209, 0.15);
    border-color: var(--primary);
    color: var(--text-main);
    box-shadow: 0 0 15px rgba(130, 10, 209, 0.2);
}

.badge-saving {
    font-size: 0.7rem;
    background: rgba(0, 242, 254, 0.15);
    color: var(--secondary);
    padding: 2px 6px;
    border-radius: 4px;
    border: 1px solid rgba(0, 242, 254, 0.3);
}

.price-display {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 24px;
    margin-bottom: 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.total-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
}

.total-val {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--text-main);
}

.price-breakdown {
    text-align: right;
    font-size: 0.95rem;
    color: var(--text-muted);
    max-width: 200px;
}

.price-breakdown strong {
    color: var(--secondary);
}

.calc-footer-info {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 24px;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.85rem;
}

.calc-footer-info i {
    margin-right: 6px;
    color: var(--secondary);
}

.pricing-info-card {
    display: flex;
    flex-direction: column;
    gap: 32px;
    padding: 20px 0;
}

.info-item {
    display: flex;
    gap: 20px;
}

.info-icon {
    font-size: 1.5rem;
    color: var(--primary);
    margin-top: 3px;
}

.info-item h4 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 6px;
}

.info-item p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* ==========================================================================
   Screenshots Section
   ========================================================================== */
.screenshots-gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.gallery-item {
    position: relative;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    border: 1px solid var(--border-color);
    aspect-ratio: 16 / 9;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(0deg, rgba(8, 9, 11, 0.95) 0%, rgba(8, 9, 11, 0.3) 100%);
    display: flex;
    align-items: flex-end;
    padding: 24px;
    opacity: 0;
    transition: var(--transition-smooth);
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-overlay span {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-main);
}

/* ==========================================================================
   FAQ Section
   ========================================================================== */
.faq-accordion {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.faq-item {
    background: var(--bg-dark-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    transition: var(--transition-smooth);
}

.faq-question {
    width: 100%;
    padding: 24px;
    background: transparent;
    border: none;
    color: var(--text-main);
    font-family: var(--font-sans);
    font-size: 1.1rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    transition: var(--transition-smooth);
}

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

.faq-question i {
    font-size: 0.9rem;
    transition: transform 0.3s ease;
    color: var(--text-muted);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    padding: 0 24px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    color: var(--text-muted);
    font-size: 0.95rem;
}

.faq-answer p {
    padding-bottom: 24px;
}

.faq-answer ul {
    padding-left: 20px;
    padding-bottom: 24px;
}

.faq-answer li {
    margin-bottom: 8px;
}

.faq-item.active {
    border-color: var(--border-color-active);
    background: var(--bg-dark-hover);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
    color: var(--secondary);
}

.faq-item.active .faq-answer {
    max-height: 500px; /* Suficiente para a resposta */
}

/* ==========================================================================
   Footer
   ========================================================================== */
.main-footer {
    background: #040506;
    padding: 80px 0 30px 0;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr 1fr;
    gap: 48px;
    margin-bottom: 60px;
}

.footer-brand p {
    color: var(--text-muted);
    margin-top: 16px;
    max-width: 320px;
    font-size: 0.95rem;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links h4, .footer-contact h4 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-main);
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.95rem;
    transition: var(--transition-smooth);
}

.footer-links a:hover {
    color: var(--text-main);
}

.footer-contact p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 12px;
}

.footer-contact i {
    color: var(--secondary);
    margin-right: 8px;
}

.footer-contact .warning-text {
    font-size: 0.8rem;
    border-top: 1px solid var(--border-color);
    padding-top: 12px;
    margin-top: 16px;
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding-top: 30px;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* ==========================================================================
   Media Queries & Responsiveness
   ========================================================================== */
@media (max-width: 992px) {
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }
    
    .hero-content {
        align-items: center;
    }
    
    .hero-title {
        font-size: 2.8rem;
    }
    
    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }
    
    .pricing-container {
        grid-template-columns: 1fr;
    }
    
    .screenshots-gallery {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

.payment-options {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.payment-btn {
    flex-direction: row;
    justify-content: center;
    gap: 10px;
    padding: 18px 16px;
    font-size: 1rem;
}

.payment-btn i {
    font-size: 1.2rem;
}

.badge-neutral {
    font-size: 0.7rem;
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-muted);
    padding: 2px 6px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

.pix-badge {
    background: rgba(37, 211, 102, 0.15);
    color: #25d366;
    border-color: rgba(37, 211, 102, 0.4);
}

@media (max-width: 768px) {
    .payment-options {
        grid-template-columns: repeat(2, 1fr);
    }

    .nav-menu, .header-actions {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .duration-options, .screen-options {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .price-display {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
    
    .price-breakdown {
        text-align: center;
    }
}