/* Main Styles - Layout and Sections */

/* Header */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(5, 5, 8, 0.97);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    z-index: var(--z-fixed);
    padding: var(--spacing-sm) 0;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-lg);
}

.logo-container {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo-icon {
    color: var(--color-primary);
}

.logo-text {
    font-size: var(--font-size-lg);
    font-weight: 700;
    letter-spacing: 0.5px;
}

.logo-text .brand {
    color: var(--color-primary);
}

.main-nav {
    display: flex;
    gap: var(--spacing-lg);
}

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

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

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

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

/* Nav Dropdown */
.nav-dropdown {
    position: relative;
}

.nav-dropdown-btn {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: color var(--transition-base);
}

.nav-dropdown-btn svg {
    fill: currentColor;
    transition: transform var(--transition-base);
}

.nav-dropdown-btn:hover {
    color: var(--text-primary);
}

.nav-dropdown:hover .nav-dropdown-btn svg {
    transform: rotate(180deg);
}

.nav-dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    margin-top: 12px;
    width: 240px;
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-xl);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
    z-index: 50;
}

.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu {
    opacity: 1;
    visibility: visible;
}

.nav-dropdown-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2px;
    padding: var(--spacing-sm);
}

.nav-dropdown-grid a {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    transition: color var(--transition-base), background var(--transition-base);
}

.nav-dropdown-grid a:hover {
    color: var(--color-primary);
    background: rgba(212, 165, 32, 0.1);
}

.nav-dropdown-grid a::after {
    display: none;
}

.nav-dropdown-footer {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: var(--spacing-sm);
}

.nav-dropdown-footer a {
    display: block;
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--color-primary);
    border-radius: var(--radius-md);
    transition: background var(--transition-base);
}

.nav-dropdown-footer a:hover {
    background: rgba(212, 165, 32, 0.1);
}

.nav-dropdown-footer a::after {
    display: none;
}

.btn-header {
    padding: var(--spacing-xs) var(--spacing-md);
    background: rgba(10, 10, 15, 0.95);
    border: 2px solid var(--color-primary);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--color-primary);
    box-shadow: 0 0 15px rgba(212, 165, 32, 0.4),
                inset 0 0 8px rgba(212, 165, 32, 0.1);
}

.btn-header:hover {
    opacity: 0.85;
}

/* Header Scroll State */
.site-header.scrolled {
    background: rgba(5, 5, 8, 0.98);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.4);
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 32px;
    height: 32px;
    padding: 4px;
    cursor: pointer;
    z-index: calc(var(--z-fixed) + 1);
}

.mobile-menu-btn span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.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);
}

/* Hero Section */
.hero-section {
    position: relative;
    padding: 180px 0 60px;
    overflow: hidden;
}

/* Hero Grid: texto esquerda, imagem direita */
.hero-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto auto 1fr;
    column-gap: var(--spacing-xl);
    row-gap: 4px;
    align-items: start;
}

.hero-grid > .hero-badge {
    grid-column: 1;
    grid-row: 1;
    margin-bottom: 12px;
}

.hero-grid > .hero-title {
    grid-column: 1;
    grid-row: 2;
    margin-bottom: 4px;
}

.hero-grid > .hero-subtitle {
    grid-column: 1;
    grid-row: 3;
}

.hero-grid > .hero-text {
    grid-column: 1;
    grid-row: 4;
}

.hero-grid > .hero-image {
    grid-column: 2;
    grid-row: 1 / -1;
    align-self: center;
}

/* ---- Texto (esquerda) ---- */
.hero-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: rgba(212, 165, 32, 0.1);
    border: 1px solid rgba(212, 165, 32, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.65rem;
    font-weight: 700;
    color: #a0a0a0;
    margin-bottom: 0;
    letter-spacing: 1px;
    white-space: nowrap;
}

.hero-title {
    font-size: clamp(2.2rem, 4.5vw, 3.75rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

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

.hero-subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
    max-width: 500px;
}

/* Stats */
.hero-stats {
    display: flex;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.hero-stat {
    display: flex;
    flex-direction: column;
}

.hero-stat strong {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--text-primary);
}

.hero-stat span {
    font-size: var(--font-size-xs);
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Buttons */
.hero-buttons {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--bg-dark);
    transition: opacity var(--transition-base);
    box-shadow: 0 4px 15px rgba(212, 165, 32, 0.3);
}

.btn-primary:hover {
    opacity: 0.9;
}

.btn-primary.btn-large {
    padding: 16px 32px;
    font-size: var(--font-size-base);
}

.btn-icon {
    width: 22px;
    height: 22px;
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 16px 28px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-full);
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--text-secondary);
    transition: color var(--transition-base), border-color var(--transition-base);
}

.btn-outline:hover {
    border-color: rgba(255, 255, 255, 0.3);
    color: var(--text-primary);
}

/* ---- Imagem (direita) ---- */
.hero-image {
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-image-container {
    position: relative;
    width: 100%;
    max-width: 420px;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    background: linear-gradient(145deg, var(--bg-card) 0%, rgba(20, 20, 25, 0.9) 100%);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow:
        0 20px 50px rgba(0, 0, 0, 0.5),
        0 0 0 1px rgba(255, 255, 255, 0.04);
    aspect-ratio: 520 / 640;
}

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

/* Placeholder image styles */
.placeholder-img {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: var(--spacing-sm);
    background: linear-gradient(145deg, var(--bg-card) 0%, rgba(20, 20, 25, 0.9) 100%);
    border: 2px dashed rgba(212, 165, 32, 0.3);
    color: var(--text-tertiary);
    font-size: var(--font-size-sm);
    text-align: center;
    padding: var(--spacing-lg);
}

.placeholder-img .placeholder-size {
    font-size: var(--font-size-xs);
    color: var(--color-primary);
    font-weight: 600;
}

/* Lazy render sections below the fold */
.section-how,
.section-benefits,
.section-plans,
.section-channels,
.section-quality,
.section-compatibility,
.section-support,
.section-guarantee,
.section-reviews,
.section-process,
.section-differentials,
.section-faq,
.section-cta-final {
    content-visibility: auto;
    contain-intrinsic-size: auto 800px;
}

/* Section Headers */
.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-3xl);
}

.section-label {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background: rgba(212, 165, 32, 0.1);
    border: 1px solid rgba(212, 165, 32, 0.2);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: #a0a0a0;
    margin-bottom: var(--spacing-md);
}

.section-title {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    margin-bottom: var(--spacing-md);
}

.section-description {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
}

/* How It Works Section */
.section-how {
    padding: var(--spacing-3xl) 0;
    background: var(--bg-darker);
}

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

.step-card {
    position: relative;
    padding: var(--spacing-xl);
    background: linear-gradient(145deg, var(--bg-card) 0%, rgba(20, 20, 25, 0.8) 100%);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.05);
    overflow: hidden;
}

.step-card:hover {
    border-color: var(--color-primary);
}

.step-number {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    border-radius: var(--radius-full);
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--bg-dark);
    opacity: 0.9;
    box-shadow: 0 4px 20px rgba(212, 165, 32, 0.4);
}

.step-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(212, 165, 32, 0.1);
    border-radius: var(--radius-xl);
    margin-bottom: var(--spacing-md);
}

.step-icon svg {
    width: 40px;
    height: 40px;
    color: var(--color-primary);
}

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

.step-description {
    color: var(--text-secondary);
}

/* Benefits Section */
.section-benefits {
    position: relative;
    padding: var(--spacing-3xl) 0;
    background: var(--bg-dark);
}

.section-decoration {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-primary);
}

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

.benefit-card {
    padding: var(--spacing-xl);
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.benefit-card:hover {
    border-color: var(--color-primary);
}

.benefit-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(212, 165, 32, 0.1);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
}

.benefit-icon svg {
    width: 30px;
    height: 30px;
    color: var(--color-primary);
}

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

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

/* Plans Section */
.section-plans {
    padding: var(--spacing-3xl) 0;
    background: var(--bg-darker);
}

.plans-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.plan-card {
    position: relative;
    padding: var(--spacing-xl);
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    border: 2px solid rgba(255, 255, 255, 0.05);
}

.plan-card:hover {
    border-color: var(--color-primary);
}

.plan-featured {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 1px var(--color-primary);
}

.plan-badge {
    position: absolute;
    top: -12px;
    left: var(--spacing-xl);
    transform: none;
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--bg-dark);
    white-space: nowrap;
}

.plan-header {
    text-align: left;
    margin-bottom: var(--spacing-lg);
}

.plan-name {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-xs);
}

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

.plan-price {
    text-align: left;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.plan-discount {
    margin-bottom: var(--spacing-sm);
}

.discount-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    background: rgba(46, 196, 182, 0.1);
    border: 1px solid var(--color-secondary);
    border-radius: var(--radius-sm);
    color: var(--color-secondary);
    font-size: var(--font-size-sm);
    font-weight: 700;
}

.discount-badge.discount-big {
    background: rgba(212, 165, 32, 0.1);
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.price-label {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.price-note {
    font-size: var(--font-size-sm);
    color: var(--text-tertiary);
}

.plan-features {
    margin-bottom: var(--spacing-lg);
}

.plan-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.plan-features li svg {
    width: 20px;
    height: 20px;
    color: var(--color-primary);
    flex-shrink: 0;
}

.btn-plan {
    display: block;
    width: 100%;
    padding: var(--spacing-md);
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-base);
    font-weight: 600;
    text-align: center;
    color: var(--bg-dark);
}

.btn-plan:hover {
    opacity: 0.9;
}

.plans-note {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: rgba(212, 165, 32, 0.1);
    border-radius: var(--radius-lg);
    color: var(--text-secondary);
}

.plans-note svg {
    width: 20px;
    height: 20px;
    color: var(--color-primary);
    flex-shrink: 0;
}

/* Channels Section */
.section-channels {
    padding: var(--spacing-3xl) 0;
    background: var(--bg-dark);
}

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

.channel-category {
    padding: var(--spacing-xl);
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    text-align: left;
}

.category-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(212, 165, 32, 0.1);
    border-radius: var(--radius-full);
    margin: 0 0 var(--spacing-md);
}

.category-icon svg {
    width: 40px;
    height: 40px;
    color: var(--color-primary);
}

.category-title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
}

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

/* Responsive Tablet */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: left;
        gap: var(--spacing-xl);
    }

    .hero-text {
        align-items: flex-start;
        order: 2;
    }

    .hero-image {
        order: 1;
    }

    .hero-image-container {
        max-width: 320px;
        margin: 0;
    }

    .hero-stats {
        justify-content: flex-start;
    }

    .hero-buttons {
        justify-content: flex-start;
    }

    .steps-grid,
    .benefits-grid,
    .plans-grid,
    .channels-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Responsive Mobile */
@media (max-width: 768px) {
    .site-header {
        padding: var(--spacing-xs) 0;
    }

    .header-content {
        gap: var(--spacing-xs);
    }

    .logo-text {
        font-size: var(--font-size-sm);
    }

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

    .btn-header {
        padding: 10px 16px;
        font-size: 0.75rem;
        letter-spacing: 0.3px;
        min-height: 44px;
        min-width: 44px;
        display: inline-flex;
        align-items: center;
    }

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

    .main-nav {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: var(--spacing-lg);
        background: rgba(5, 5, 8, 0.98);
        z-index: var(--z-fixed);
        overflow-y: auto;
    }

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

    .main-nav a {
        font-size: var(--font-size-xl);
        color: var(--text-primary);
    }

    .nav-dropdown {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-sm);
    }

    .nav-dropdown-btn {
        font-size: var(--font-size-xl);
        color: var(--text-primary);
    }

    .nav-dropdown-menu {
        position: static;
        transform: none;
        width: auto;
        margin-top: 0;
        background: transparent;
        border: none;
        box-shadow: none;
        opacity: 1;
        visibility: visible;
    }

    .nav-dropdown-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-xs);
    }

    .nav-dropdown-grid a {
        font-size: var(--font-size-base);
        color: var(--text-secondary);
        text-align: center;
    }

    .nav-dropdown-footer {
        border-top: none;
        text-align: center;
    }

    .nav-dropdown-footer a {
        font-size: var(--font-size-base);
    }

    .hero-section {
        padding-top: var(--spacing-3xl);
        padding-bottom: var(--spacing-md);
        min-height: auto;
    }

    .hero-grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
        text-align: left;
        gap: 6px;
    }

    .hero-grid > .hero-badge {
        grid-column: 1;
        grid-row: auto;
        order: 0;
        justify-self: start;
    }

    .hero-grid > .hero-title {
        grid-column: 1;
        grid-row: auto;
        order: 1;
    }

    .hero-grid > .hero-subtitle {
        grid-column: 1;
        grid-row: auto;
        order: 2;
    }

    .hero-grid > .hero-image {
        grid-column: 1;
        grid-row: auto;
        order: 3;
    }

    .hero-grid > .hero-text {
        grid-column: 1;
        grid-row: auto;
        order: 4;
        align-items: center;
        text-align: center;
    }

    .hero-image-container {
        max-width: 100%;
        margin: 0 auto;
    }

    .hero-title {
        font-size: var(--font-size-4xl);
        line-height: 1.15;
    }

    .hero-subtitle {
        font-size: var(--font-size-sm);
        max-width: 100%;
    }

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

    .hero-stat strong {
        font-size: var(--font-size-xl);
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
        width: 100%;
    }

    .btn-primary.btn-large {
        width: 100%;
        max-width: 300px;
        justify-content: center;
        padding: 14px 24px;
        font-size: var(--font-size-sm);
    }

    .btn-outline {
        width: 100%;
        max-width: 300px;
        justify-content: center;
        padding: 14px 24px;
        font-size: var(--font-size-sm);
    }

    .btn-icon {
        width: 18px;
        height: 18px;
    }

    .section-title {
        font-size: var(--font-size-3xl);
    }

    .steps-grid,
    .benefits-grid,
    .plans-grid,
    .channels-grid {
        grid-template-columns: 1fr;
    }
}