/* ================================================
   ASTROLOGIC HUB - Main Stylesheet
   Design: Moderno, minimalista, mobile-first
   Compatível com Google AdSense
   ================================================ */

/* ================================================
   1. CSS VARIABLES (Cores e Configurações)
   ================================================ */
:root {
    /* Cores principais - Tema escuro elegante */
    --color-bg-primary: #0a0a0f;
    --color-bg-secondary: #12121a;
    --color-bg-tertiary: #1a1a24;
    --color-bg-card: #16161f;
    
    /* Cores de texto */
    --color-text-primary: #f0f0f5;
    --color-text-secondary: #a0a0b0;
    --color-text-muted: #6a6a7a;
    
    /* Cores de destaque */
    --color-accent-primary: #7c3aed;
    --color-accent-secondary: #a855f7;
    --color-accent-glow: rgba(124, 58, 237, 0.3);
    
    /* Cores complementares */
    --color-coral: #ff6b6b;
    --color-teal: #4ecdc4;
    --color-gold: #ffd93d;
    --color-blue: #6c63ff;
    
    /* Gradientes */
    --gradient-primary: linear-gradient(135deg, var(--color-accent-primary), var(--color-accent-secondary));
    --gradient-card: linear-gradient(145deg, var(--color-bg-card), var(--color-bg-tertiary));
    --gradient-hero: radial-gradient(ellipse at top, #1a1a2e 0%, var(--color-bg-primary) 70%);
    
    /* Sombras */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 30px var(--color-accent-glow);
    
    /* Bordas */
    --border-subtle: 1px solid rgba(255, 255, 255, 0.06);
    --border-accent: 1px solid rgba(124, 58, 237, 0.3);
    
    /* Espaçamentos */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Tipografia */
    --font-primary: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Syne', var(--font-primary);
    
    /* Transições */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Border radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-full: 50%;
    
    /* Container */
    --container-max: 1200px;
    --container-padding: var(--spacing-md);
}

/* ================================================
   2. RESET E BASE
   ================================================ */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    background: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Background pattern sutil */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 20%, rgba(124, 58, 237, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(168, 85, 247, 0.05) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}

/* ================================================
   3. TIPOGRAFIA
   ================================================ */
/* Google Fonts - Carregadas via CSS para evitar render-blocking */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&family=Syne:wght@600;700;800&display=swap');

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-text-primary);
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    letter-spacing: -0.02em;
}

h2 {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    letter-spacing: -0.01em;
}

h3 {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
}

p {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
}

a {
    color: var(--color-accent-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

/* ================================================
   4. CONTAINER E LAYOUT
   ================================================ */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.main-content {
    padding: var(--spacing-xl) 0;
    min-height: 60vh;
}

/* ================================================
   5. HEADER E NAVEGAÇÃO
   ================================================ */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: var(--border-subtle);
    padding: var(--spacing-sm) 0;
}

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

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-text-primary);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.25rem;
    transition: opacity var(--transition-fast);
}

.logo:hover {
    opacity: 0.8;
    color: var(--color-text-primary);
}

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

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

/* Navegação */
.main-nav {
    display: flex;
    align-items: center;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
}

.nav-list a {
    color: var(--color-text-secondary);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.nav-list a:hover,
.nav-list a.active {
    color: var(--color-text-primary);
    background: rgba(124, 58, 237, 0.1);
}

/* Menu mobile toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text-primary);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

/* ================================================
   6. HERO SECTION
   ================================================ */
.hero {
    position: relative;
    padding: var(--spacing-2xl) 0;
    text-align: center;
    background: var(--gradient-hero);
    overflow: hidden;
}

.hero h1 {
    margin-bottom: var(--spacing-md);
}

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

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Decorações flutuantes */
.hero-decoration {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
}

.floating-shape {
    position: absolute;
    border-radius: var(--radius-full);
    opacity: 0.1;
    animation: float 20s ease-in-out infinite;
}

.shape-1 {
    width: 300px;
    height: 300px;
    background: var(--color-accent-primary);
    top: -100px;
    right: -100px;
    animation-delay: 0s;
}

.shape-2 {
    width: 200px;
    height: 200px;
    background: var(--color-teal);
    bottom: -50px;
    left: -50px;
    animation-delay: -7s;
}

.shape-3 {
    width: 150px;
    height: 150px;
    background: var(--color-coral);
    top: 50%;
    left: 10%;
    animation-delay: -14s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    25% {
        transform: translate(20px, -20px) rotate(5deg);
    }
    50% {
        transform: translate(-10px, 10px) rotate(-5deg);
    }
    75% {
        transform: translate(15px, 15px) rotate(3deg);
    }
}

/* ================================================
   7. PAGE HEADER (Páginas internas)
   ================================================ */
.page-header {
    padding: var(--spacing-2xl) 0 var(--spacing-xl);
    text-align: center;
    background: var(--gradient-hero);
}

.page-subtitle {
    color: var(--color-text-secondary);
    font-size: 1.125rem;
    margin-top: var(--spacing-sm);
}

/* ================================================
   8. APPS SECTION E GRID
   ================================================ */
.apps-section {
    padding: var(--spacing-lg) 0;
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-sm);
}

.section-description {
    text-align: center;
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
}

.apps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

/* ================================================
   9. MOBILE APPS SECTION
   ================================================ */
.mobile-apps-section {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
}

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

.mobile-platforms {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    max-width: 800px;
    margin: 0 auto;
}

.platform-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--gradient-card);
    border: var(--border-subtle);
    border-radius: var(--radius-lg);
    text-decoration: none;
    color: var(--color-text-primary);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.platform-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(124, 58, 237, 0.3);
}

.platform-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, transparent 0%, rgba(124, 58, 237, 0.05) 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.platform-card:hover::before {
    opacity: 1;
}

.platform-icon {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.1);
}

.ios-card .platform-icon {
    color: #007AFF;
}

.android-card .platform-icon {
    color: #3DDC84;
}

.platform-info h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-primary);
}

.platform-info p {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
}

.platform-link {
    display: inline-flex;
    align-items: center;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-accent-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.platform-link svg {
    margin-left: var(--spacing-xs);
    transition: transform var(--transition-fast);
}

.platform-card:hover .platform-link svg {
    transform: translateX(4px);
}

/* ================================================
   9. APP CARDS
   ================================================ */
.app-card {
    background: var(--gradient-card);
    border: var(--border-subtle);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
    cursor: pointer;
    text-decoration: none;
    display: block;
}

.app-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-glow);
    border-color: rgba(124, 58, 237, 0.3);
}

/* Preview visual do card */
.card-preview {
    position: relative;
    height: 160px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.card-preview svg {
    width: 80%;
    height: 80%;
    opacity: 0.9;
}

/* Conteúdo do card */
.card-content {
    padding: var(--spacing-md);
}

.card-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-primary);
}

.card-description {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
}

.card-cta {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-accent-secondary);
    font-weight: 500;
    font-size: 0.9rem;
}

.store-badges {
    display: flex;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
    flex-wrap: wrap;
}

.store-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.5rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: rgba(255, 255, 255, 0.06);
    color: var(--color-text-secondary);
}

.store-badge--android {
    border-color: rgba(61, 220, 132, 0.35);
    color: #3ddc84;
}

.store-badge--ios {
    border-color: rgba(0, 122, 255, 0.35);
    color: #007aff;
}

.card-cta svg {
    transition: transform var(--transition-fast);
}

.app-card:hover .card-cta svg {
    transform: translateX(4px);
}

/* Loading state */
.loading-state {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2xl);
    color: var(--color-text-muted);
}

.loader {
    width: 40px;
    height: 40px;
    border: 3px solid var(--color-bg-tertiary);
    border-top-color: var(--color-accent-primary);
    border-radius: var(--radius-full);
    animation: spin 1s linear infinite;
    margin-bottom: var(--spacing-sm);
}

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

/* Empty state */
.empty-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: var(--spacing-2xl);
    color: var(--color-text-muted);
}

/* ================================================
   10. ARTIGOS E CONTEÚDO
   ================================================ */
.content-article {
    max-width: 800px;
    margin: 0 auto;
}

.article-section {
    margin-bottom: var(--spacing-xl);
}

.article-section h2 {
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: var(--border-subtle);
}

.article-section h3 {
    margin: var(--spacing-md) 0 var(--spacing-sm);
    color: var(--color-text-secondary);
    font-size: 1.1rem;
}

/* Lista estilizada */
.styled-list {
    list-style: none;
    margin: var(--spacing-sm) 0;
}

.styled-list li {
    position: relative;
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-secondary);
}

.styled-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 8px;
    height: 8px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
}

/* Conteúdo legal */
.legal-content .article-section {
    padding: var(--spacing-md);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-md);
    border: var(--border-subtle);
}

/* ================================================
   11. PÁGINA DE CONTATO
   ================================================ */
.contact-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}

@media (min-width: 768px) {
    .contact-layout {
        grid-template-columns: 1fr 1fr;
    }
}

/* Topic cards */
.contact-topics {
    display: grid;
    gap: var(--spacing-md);
}

.topic-card {
    padding: var(--spacing-md);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-md);
    border: var(--border-subtle);
}

.topic-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(124, 58, 237, 0.1);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-sm);
    color: var(--color-accent-secondary);
}

.topic-card h3 {
    font-size: 1rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-primary);
}

.topic-card p {
    font-size: 0.9rem;
    margin: 0;
}

/* Contact info */
.contact-info {
    padding: var(--spacing-md);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-md);
    border: var(--border-subtle);
}

.contact-info p {
    margin-bottom: var(--spacing-xs);
}

/* Formulário de contato */
.contact-form-wrapper {
    position: sticky;
    top: calc(var(--spacing-lg) + 60px);
    align-self: start;
}

.contact-form {
    padding: var(--spacing-lg);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-lg);
    border: var(--border-subtle);
}

.contact-form h2 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    color: var(--color-text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm);
    background: var(--color-bg-tertiary);
    border: var(--border-subtle);
    border-radius: var(--radius-sm);
    color: var(--color-text-primary);
    font-family: inherit;
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent-primary);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-muted);
}

.form-note {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-top: var(--spacing-md);
}

/* ================================================
   12. BOTÕES
   ================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    width: 100%;
}

.btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.06);
    color: var(--color-text-primary);
    border: var(--border-subtle);
    width: 100%;
}

.btn-secondary:hover {
    transform: translateY(-2px);
    border-color: rgba(124, 58, 237, 0.3);
    box-shadow: var(--shadow-md);
}

/* ================================================
   13. ESPAÇOS PARA ANÚNCIOS
   ================================================ */
.ad-placeholder {
    max-width: var(--container-max);
    margin: var(--spacing-lg) auto;
    padding: var(--spacing-md) var(--container-padding);
    text-align: center;
}

.ad-placeholder span {
    display: block;
    padding: var(--spacing-lg);
    background: var(--color-bg-secondary);
    border: 2px dashed var(--color-bg-tertiary);
    border-radius: var(--radius-md);
    color: var(--color-text-muted);
    font-size: 0.8rem;
}

/* Quando o AdSense estiver ativo, esconder placeholder */
.ad-placeholder:has(.adsbygoogle) span {
    display: none;
}

/* ================================================
   14. FOOTER
   ================================================ */
.site-footer {
    background: var(--color-bg-secondary);
    border-top: var(--border-subtle);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
    margin-top: var(--spacing-2xl);
}

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

@media (min-width: 768px) {
    .footer-content {
        grid-template-columns: 2fr 1fr 1fr;
    }
}

.footer-brand .logo {
    margin-bottom: var(--spacing-sm);
}

.footer-tagline {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.footer-nav h3 {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-sm);
}

.footer-nav ul {
    list-style: none;
}

.footer-nav li {
    margin-bottom: var(--spacing-xs);
}

.footer-nav a {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

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

.footer-bottom {
    padding-top: var(--spacing-lg);
    border-top: var(--border-subtle);
    text-align: center;
}

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

/* ================================================
   15. PÁGINAS DE APPS INDIVIDUAIS
   ================================================ */
.app-page-header {
    padding: calc(var(--spacing-xl) * 1.5) 0 var(--spacing-xl);
    text-align: center;
    background: var(--gradient-hero);
}

.app-page-header h1 {
    margin-bottom: var(--spacing-md);
}

.app-main-content {
    padding: var(--spacing-2xl) 0;
}

.app-main-content .container {
    max-width: 900px;
}

.app-about,
.app-how-it-works,
.app-download {
    margin-bottom: calc(var(--spacing-xl) * 1.5);
}

.app-about h2,
.app-how-it-works h2,
.app-download h2 {
    margin-bottom: var(--spacing-lg);
    color: var(--color-text-primary);
}

.app-about p {
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.app-about h3 {
    margin: var(--spacing-xl) 0 var(--spacing-md);
    color: var(--color-text-primary);
}

.app-about ul {
    margin: var(--spacing-md) 0;
    padding-left: var(--spacing-lg);
}

.app-about li {
    margin-bottom: var(--spacing-sm);
    line-height: 1.6;
}

.app-about li strong {
    color: var(--color-accent-secondary);
}

.app-how-it-works ol {
    margin: var(--spacing-md) 0;
    padding-left: var(--spacing-lg);
}

.app-how-it-works li {
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
    padding-left: var(--spacing-xs);
}

.app-download .download-description {
    margin-bottom: var(--spacing-lg);
    font-size: 1.1rem;
    line-height: 1.6;
}

.app-download .download-note {
    margin-top: var(--spacing-md);
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    text-align: center;
}

.app-intro,
.app-outro {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-xl) var(--container-padding);
}

.app-container {
    max-width: 900px;
    margin: 0 auto;
    padding: var(--spacing-xl) var(--container-padding);
}

/* Related Apps Section */
.related-apps {
    padding: var(--spacing-2xl) 0;
    background: var(--color-bg-secondary);
    margin: var(--spacing-xl) 0;
}

.related-apps h2 {
    margin-bottom: var(--spacing-lg);
    text-align: center;
    color: var(--color-text-primary);
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    max-width: 800px;
    margin: 0 auto;
}

.related-app-card {
    background: var(--color-bg-card);
    border: var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-decoration: none;
    color: var(--color-text-primary);
    transition: all var(--transition-base);
    text-align: center;
}

.related-app-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: rgba(124, 58, 237, 0.3);
}

.related-app-card h3 {
    margin-bottom: var(--spacing-sm);
    color: var(--color-accent-secondary);
}

.related-app-card p {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin: 0;
}

.store-links {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    max-width: 400px;
}

@media (min-width: 560px) {
    .store-links {
        grid-template-columns: 1fr;
    }
}

.store-links .btn {
    width: 100%;
    justify-content: center;
}

.app-wrapper {
    background: var(--color-bg-secondary);
    border: var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    min-height: 400px;
}

/* Breadcrumb */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) 0;
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.breadcrumb a {
    color: var(--color-text-secondary);
}

.breadcrumb span {
    color: var(--color-text-muted);
}

/* ================================================
   16. RESPONSIVIDADE
   ================================================ */

/* Tablet */
@media (max-width: 768px) {
    :root {
        --container-padding: var(--spacing-sm);
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-list {
        position: fixed;
        top: 60px;
        left: 0;
        right: 0;
        background: var(--color-bg-secondary);
        flex-direction: column;
        padding: var(--spacing-md);
        gap: 0;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
        border-bottom: var(--border-subtle);
    }
    
    .nav-list.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-list li {
        border-bottom: var(--border-subtle);
    }
    
    .nav-list a {
        display: block;
        padding: var(--spacing-sm);
    }
    
    .hero {
        padding: var(--spacing-xl) 0;
    }
    
    .apps-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form-wrapper {
        position: static;
    }
}

/* Mobile pequeno */
@media (max-width: 480px) {
    .card-preview {
        height: 140px;
    }
    
    .floating-shape {
        display: none;
    }
}

/* ================================================
   17. UTILITÁRIOS
   ================================================ */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

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

.mb-0 {
    margin-bottom: 0;
}

/* ================================================
   18. ANIMAÇÕES DE ENTRADA
   ================================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.app-card {
    animation: fadeInUp 0.5s ease backwards;
}

.app-card:nth-child(1) { animation-delay: 0.1s; }
.app-card:nth-child(2) { animation-delay: 0.2s; }
.app-card:nth-child(3) { animation-delay: 0.3s; }
.app-card:nth-child(4) { animation-delay: 0.4s; }
.app-card:nth-child(5) { animation-delay: 0.5s; }
.app-card:nth-child(6) { animation-delay: 0.6s; }