/**
 * Guia Bicuiras - Main Stylesheet
 * Mobile-first, Performance-optimized
 * Font: Montserrat
 */

@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;500;600;700;800&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Poppins:wght@400;600;700&display=swap');

:root {
    /* Brand Colors - Nova Identidade Visual */
    --color-primary: #2DB8C7;
    --color-primary-dark: #2399a6;
    --color-primary-light: #3dd0e1;
    --color-secondary: #292929;
    --color-bg: #FAF4E;
    
    /* Neutral Colors */
    --color-white: #ffffff;
    --color-gray-50: #f9fafb;
    --color-gray-100: #f3f4f6;
    --color-gray-200: #e5e7eb;
    --color-gray-300: #d1d5db;
    --color-gray-400: #9ca3af;
    --color-gray-500: #6b7280;
    --color-gray-600: #4b5563;
    --color-gray-700: #374151;
    --color-gray-800: #292929;
    --color-gray-900: #1a1a1a;
    
    /* Typography */
    --font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Poppins', var(--font-family);
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

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

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-secondary);
    background-color: var(--color-bg);
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: var(--color-secondary);
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

p {
    margin-bottom: var(--spacing-md);
}

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

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

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Header */
.header {
    background: var(--color-white);
    box-shadow: 0 2px 8px rgba(41, 41, 41, 0.08);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 1rem 0;
}

@media (min-width: 768px) {
    .header {
        padding: 1.25rem 0;
    }
}

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

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

.logo img {
    height: 40px;
    width: auto;
    max-width: 200px;
    min-width: 100px;
    object-fit: contain;
    display: block;
    transition: opacity 0.2s ease;
}

.logo img[src*=".svg"] {
    filter: none;
}

.logo-text {
    display: none;
    font-weight: 700;
    color: var(--color-secondary);
    white-space: nowrap;
}

@media (min-width: 480px) {
    .logo-text {
        display: inline;
    }
    
    .logo img {
        max-width: 220px;
    }
}

@media (min-width: 768px) {
    .logo img {
        height: 48px;
        max-width: 250px;
    }
    
    .logo {
        gap: 1rem;
    }
}

@media (min-width: 1024px) {
    .logo img {
        height: 50px;
        max-width: 280px;
    }
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    padding: 3rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

/* Background pattern opcional - apenas se a imagem existir */
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(45, 184, 199, 0.95) 0%, rgba(35, 153, 166, 0.95) 100%);
    z-index: 0;
    opacity: 1;
}

/* Opcional: Se você quiser adicionar banners depois, use esta classe */
.hero.has-banner {
    background-image: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
}

.hero.has-banner::before {
    background: linear-gradient(135deg, rgba(45, 184, 199, 0.85) 0%, rgba(35, 153, 166, 0.85) 100%);
}

.hero .container {
    position: relative;
    z-index: 1;
}

@media (min-width: 768px) {
    .hero {
        padding: 4rem 0;
    }
}

@media (min-width: 1024px) {
    .hero {
        padding: 5rem 0;
    }
}

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

.hero p {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
}

/* City Toggle */
.city-toggle {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    margin: var(--spacing-lg) 0;
    flex-wrap: wrap;
}

.city-btn {
    padding: 0.625rem 1.5rem;
    background: rgba(255, 255, 255, 0.15);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50px;
    color: var(--color-white);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 0.9375rem;
}

.city-btn:hover,
.city-btn.active {
    background: var(--color-white);
    color: var(--color-primary);
    border-color: var(--color-white);
    transform: scale(1.05);
}

/* Cards Grid - Responsivo e Otimizado */
.cards-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    padding: var(--spacing-lg) 0;
}

@media (min-width: 480px) {
    .cards-grid {
        gap: 1.25rem;
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }
}

@media (min-width: 768px) {
    .cards-grid {
        gap: 1.5rem;
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    }
}

@media (min-width: 1024px) {
    .cards-grid {
        gap: 2rem;
        grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    }
}

@media (min-width: 1440px) {
    .cards-grid {
        grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    }
}

/* Card - Responsivo e Minimalista */
.card {
    background: var(--color-white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(45, 184, 199, 0.08);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    height: 100%;
    border: 1px solid rgba(45, 184, 199, 0.1);
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: 0 8px 24px rgba(45, 184, 199, 0.15);
}

.card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
    display: block;
}

.card-image:not([src]),
.card-image[src=""],
.card-image[src="#"] {
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 3rem;
}

@media (min-width: 768px) {
    .card-image {
        height: 220px;
    }
}

@media (min-width: 1024px) {
    .card-image {
        height: 240px;
    }
}

.card-content {
    padding: 1.25rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

@media (min-width: 768px) {
    .card-content {
        padding: 1.5rem;
    }
}

.card-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--color-secondary);
    line-height: 1.3;
}

@media (min-width: 768px) {
    .card-title {
        font-size: 1.375rem;
    }
}

.card-description {
    color: var(--color-gray-600);
    font-size: 0.875rem;
    margin-bottom: 1rem;
    flex: 1;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

@media (min-width: 768px) {
    .card-description {
        font-size: 0.9375rem;
    }
}

.card-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-top: auto;
    align-items: center;
}

/* Buttons - Otimizado */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.375rem;
    padding: 0.625rem 1.25rem;
    border: none;
    border-radius: 10px;
    font-family: var(--font-family);
    font-size: 0.9375rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-white);
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(45, 184, 199, 0.3);
}

.btn-secondary {
    background: var(--color-gray-200);
    color: var(--color-secondary);
}

.btn-secondary:hover {
    background: var(--color-gray-300);
    transform: translateY(-1px);
}

.btn-whatsapp {
    background: #25D366;
    color: var(--color-white);
}

.btn-whatsapp:hover {
    background: #20ba5a;
    color: var(--color-white);
}

.btn-instagram {
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    color: var(--color-white);
}

.btn-instagram:hover {
    opacity: 0.9;
    color: var(--color-white);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    border-radius: 8px;
}

/* Bottom Navigation (Mobile) */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--color-white);
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
    display: flex;
    justify-content: space-around;
    padding: var(--spacing-sm) 0;
    z-index: 100;
}

.bottom-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs);
    color: var(--color-gray-500);
    text-decoration: none;
    font-size: var(--font-size-xs);
    transition: color var(--transition-fast);
}

.bottom-nav-item.active,
.bottom-nav-item:hover {
    color: var(--color-primary);
}

.bottom-nav-item i {
    font-size: var(--font-size-xl);
}

/* Hide bottom nav on desktop */
@media (min-width: 1024px) {
    .bottom-nav {
        display: none;
    }
}

/* Main Content Padding for Bottom Nav */
.main-content {
    padding-bottom: 80px;
    min-height: calc(100vh - 200px);
}

@media (min-width: 1024px) {
    .main-content {
        padding-bottom: 2rem;
    }
}

/* Forms */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--color-gray-700);
}

.form-input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--color-gray-300);
    border-radius: 8px;
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    transition: border-color var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
}

/* Badge */
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-free {
    background: var(--color-gray-200);
    color: var(--color-secondary);
}

.badge-pro {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    color: var(--color-secondary);
}

.badge-premium {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
}

/* Loading */
.loading {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 3rem;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--color-gray-200);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* Fade Animation */
.fade-in {
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Utilities - Minimalistas */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.hidden { display: none !important; }
.visible { display: block !important; }

/* Responsive Images - Otimizado */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Lazy Loading */
img[loading="lazy"] {
    opacity: 0;
    transition: opacity 0.3s ease;
}

img[loading="lazy"].loaded {
    opacity: 1;
}

/* Performance - Will-change para animações */
.card {
    will-change: transform;
}

.card:hover {
    will-change: transform;
}