/**
 * Raphoto v2 - Estilos principais
 * ================================
 */

/* ==========================================================================
   1. CSS Variables (Design Tokens)
   ========================================================================== */

:root {
    /* Colors */
    --color-black: #000000;
    --color-white: #FFFFFF;
    --color-gray-50: #FAFAFA;
    --color-gray-100: #F8F8F8;
    --color-gray-200: #E8E8E8;
    --color-gray-300: #D0D0D0;
    --color-gray-400: #A0A0A0;
    --color-gray-500: #888888;
    --color-gray-600: #666666;
    --color-gray-700: #444444;
    --color-gray-800: #333333;
    --color-gray-900: #111111;
    
    --color-gold: #8B7355;
    --color-gold-light: #A69076;
    --color-gold-dark: #6B5A45;
    
    --color-success: #28a745;
    --color-danger: #dc3545;
    --color-warning: #ffc107;
    --color-info: #17a2b8;
    
    /* Typography */
    --font-display: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    --font-size-xs: 11px;
    --font-size-sm: 12px;
    --font-size-base: 14px;
    --font-size-md: 16px;
    --font-size-lg: 18px;
    --font-size-xl: 24px;
    --font-size-2xl: 32px;
    --font-size-3xl: 48px;
    
    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;
    --spacing-3xl: 64px;
    
    /* Layout */
    --header-height: 60px;
    --container-max: 1400px;
    --sidebar-width: 280px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 25px rgba(0,0,0,0.15);
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-full: 9999px;
    
    /* Z-index */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal-backdrop: 400;
    --z-modal: 500;
    --z-popover: 600;
    --z-tooltip: 700;
}

/* ==========================================================================
   2. Reset & Base
   ========================================================================== */

*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    font-weight: 300;
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-black);
    background: var(--color-white);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    letter-spacing: 0.02em;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

main {
    flex: 1;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

a:hover {
    opacity: 0.7;
}

button {
    font-family: inherit;
    cursor: pointer;
}

/* ==========================================================================
   3. Typography
   ========================================================================== */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 400;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

h1 { font-size: clamp(28px, 5vw, var(--font-size-3xl)); }
h2 { font-size: clamp(24px, 4vw, var(--font-size-2xl)); }
h3 { font-size: var(--font-size-xl); }
h4 { font-size: var(--font-size-lg); }
h5 { font-size: var(--font-size-md); }
h6 { font-size: var(--font-size-base); }

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

.text-uppercase {
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.text-muted {
    color: var(--color-gray-500) !important;
}

.text-gold {
    color: var(--color-gold);
}

/* ==========================================================================
   4. Header
   ========================================================================== */

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: var(--color-white);
    z-index: var(--z-fixed);
    border-bottom: 1px solid var(--color-gray-200);
}

.site-header .container-fluid {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 40px;
}

.site-logo {
    font-family: var(--font-display);
    font-size: var(--font-size-xl);
    font-weight: 400;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

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

.site-nav a {
    font-size: var(--font-size-xs);
    font-weight: 400;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.site-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.site-actions a,
.site-actions button {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 18px;
    color: var(--color-black);
    padding: 0;
}

.mobile-menu-toggle {
    display: none;
}

@media (max-width: 991.98px) {
    .site-nav {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: block;
    }

    .site-header .container-fluid {
        padding: 0 20px;
    }
}

/* ==========================================================================
   5. Hero Section
   ========================================================================== */

.hero {
    margin-top: var(--header-height);
    height: calc(100vh - var(--header-height));
    min-height: 600px;
    position: relative;
    overflow: hidden;
    background: var(--color-black);
}

/* Carousel dentro do Hero */
.hero .carousel,
.hero .carousel-inner,
.hero .carousel-item {
    height: 100%;
}

.hero-slide {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background-size: cover;
    background-position: center;
    width: 100%;
    height: 100%;
}

.hero-overlay {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background: linear-gradient(to bottom, rgba(0,0,0,0.1) 0%, rgba(0,0,0,0.4) 100%);
}

.hero-content {
    position: absolute;
    bottom: 15%;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: var(--color-white);
}

.hero-subtitle {
    font-size: var(--font-size-xs);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: var(--spacing-md);
    opacity: 0.9;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 300;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-xl);
}

.hero-links {
    display: flex;
    gap: 40px;
    justify-content: center;
}

.hero-link {
    font-size: var(--font-size-sm);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-white);
    border-bottom: 1px solid var(--color-white);
    padding-bottom: 4px;
}

.hero-link:hover {
    opacity: 1;
    border-color: transparent;
}

@media (max-width: 767.98px) {
    .hero-links {
        flex-direction: column;
        gap: 20px;
    }
}

/* ==========================================================================
   6. Sections
   ========================================================================== */

.section {
    padding: var(--spacing-3xl) 0;
}

.section-subtitle {
    font-size: var(--font-size-xs);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-gray-500);
    margin-bottom: var(--spacing-sm);
    text-align: center;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(24px, 3vw, 32px);
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

/* ==========================================================================
   7. Buttons
   ========================================================================== */

.btn-primary {
    background: var(--color-black);
    color: var(--color-white);
    border: none;
    padding: 14px 32px;
    font-size: var(--font-size-xs);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    transition: all var(--transition-base);
}

.btn-primary:hover {
    background: var(--color-gray-800);
    color: var(--color-white);
}

.btn-outline {
    background: transparent;
    color: var(--color-black);
    border: 1px solid var(--color-black);
    padding: 14px 32px;
    font-size: var(--font-size-xs);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    display: inline-block;
    transition: all var(--transition-base);
}

.btn-outline:hover {
    background: var(--color-black);
    color: var(--color-white);
}

.btn-gold {
    background: var(--color-gold);
    color: var(--color-white);
    border: none;
    padding: 14px 32px;
    font-size: var(--font-size-xs);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    transition: all var(--transition-base);
}

.btn-gold:hover {
    background: var(--color-gold-dark);
    color: var(--color-white);
}

/* ==========================================================================
   8. Cards
   ========================================================================== */

.card {
    border: 1px solid var(--color-gray-200);
    border-radius: 0;
    transition: all var(--transition-base);
}

.card:hover {
    box-shadow: var(--shadow-md);
}

/* Evento Card */
.evento-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm);
}

.evento-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    opacity: 1;
}

.evento-card-img {
    position: relative;
    aspect-ratio: 4/3;
    overflow: hidden;
    background: var(--color-gray-100);
}

.evento-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.evento-card:hover .evento-card-img img {
    transform: scale(1.05);
}

.evento-card-date {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--color-white);
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    text-align: center;
    line-height: 1.1;
    box-shadow: var(--shadow-md);
}

.evento-card-date .dia {
    display: block;
    font-size: 20px;
    font-weight: 600;
    color: var(--color-black);
}

.evento-card-date .mes {
    display: block;
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-gray-500);
}

.evento-card-date .ano {
    display: block;
    font-size: 10px;
    color: var(--color-gray-500);
}

.evento-card-body {
    padding: var(--spacing-md);
}

.evento-card-title {
    font-family: var(--font-display);
    font-size: var(--font-size-lg);
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
    color: var(--color-black);
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.evento-card-info {
    font-size: var(--font-size-base);
    color: var(--color-gold);
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    line-height: 1.4;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.evento-card-meta {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-bottom: var(--spacing-sm);
}

.evento-card-meta span {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    display: flex;
    align-items: center;
    gap: 6px;
}

.evento-card-meta i {
    font-size: var(--font-size-xs);
}

.evento-card-link {
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-gold);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: gap var(--transition-fast);
}

.evento-card:hover .evento-card-link {
    gap: 10px;
}

/* Home Event Card */
.event-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.event-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    opacity: 1;
}

.event-card-image {
    position: relative;
    aspect-ratio: 4/3;
    overflow: hidden;
    background: var(--color-gray-100);
}

.event-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.event-card:hover .event-card-image img {
    transform: scale(1.05);
}

.event-card-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    background: var(--color-white);
    color: var(--color-black);
    width: 28px;
    height: 28px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    font-size: 12px;
}

.event-card-body {
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.event-card-title {
    font-family: var(--font-display);
    font-size: var(--font-size-lg);
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
    color: var(--color-black);
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.event-card-subtitle {
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-sm);
    line-height: 1.4;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.event-card-date,
.event-card-location {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    margin-bottom: var(--spacing-xs);
}

.event-card-btn {
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-gold);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: gap var(--transition-fast);
    margin-top: auto;
}

.event-card:hover .event-card-btn {
    gap: 10px;
}

/* ==========================================================================
   9. Forms
   ========================================================================== */

.form-control {
    border: 1px solid var(--color-gray-300);
    border-radius: 0;
    padding: 14px 16px;
    font-size: var(--font-size-base);
    transition: border-color var(--transition-fast);
}

.form-control:focus {
    border-color: var(--color-black);
    box-shadow: none;
}

.form-select {
    border: 1px solid var(--color-gray-300);
    border-radius: 0;
    padding: 14px 16px;
    font-size: var(--font-size-base);
}

.form-select:focus {
    border-color: var(--color-black);
    box-shadow: none;
}

.form-label {
    font-size: var(--font-size-xs);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: var(--spacing-sm);
    color: var(--color-gray-700);
}

/* ==========================================================================
   10. Footer
   ========================================================================== */

.site-footer {
    background: var(--color-black);
    color: var(--color-white);
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

.footer-logo {
    font-family: var(--font-display);
    font-size: var(--font-size-xl);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: var(--spacing-md);
}

.footer-title {
    font-size: var(--font-size-xs);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: var(--spacing-md);
    color: var(--color-white);
}

.footer-nav a {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--color-gray-400);
    margin-bottom: var(--spacing-sm);
    transition: color var(--transition-fast);
}

.footer-nav a:hover {
    color: var(--color-white);
    opacity: 1;
}

.footer-social {
    display: flex;
    gap: var(--spacing-md);
}

.footer-social a {
    font-size: 20px;
    color: var(--color-gray-400);
    transition: color var(--transition-fast);
}

.footer-social a:hover {
    color: var(--color-white);
    opacity: 1;
}

.footer-bottom {
    border-top: 1px solid var(--color-gray-800);
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-lg);
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

/* ==========================================================================
   11. Pagination
   ========================================================================== */

.pagination .page-link {
    border: none;
    color: var(--color-black);
    padding: 10px 16px;
    font-size: var(--font-size-base);
    transition: all var(--transition-fast);
}

.pagination .page-link:hover {
    background: var(--color-gray-100);
}

.pagination .page-item.active .page-link {
    background: var(--color-black);
    color: var(--color-white);
}

.pagination .page-item.disabled .page-link {
    color: var(--color-gray-300);
    background: transparent;
}

@media (max-width: 575.98px) {
    .pagination .page-link {
        padding: 8px 12px;
        font-size: var(--font-size-sm);
    }
}

/* ==========================================================================
   12. Utilities
   ========================================================================== */

.bg-light-gray {
    background: var(--color-gray-100);
}

.border-gold {
    border-color: var(--color-gold) !important;
}

/* Spacing utilities using CSS variables */
.mt-header {
    margin-top: var(--header-height);
}

.pt-header {
    padding-top: var(--header-height);
}

/* Loading skeleton */
.skeleton {
    background: linear-gradient(90deg, var(--color-gray-200) 25%, var(--color-gray-100) 50%, var(--color-gray-200) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
}

@keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* ==========================================================================
   13. Responsive Utilities
   ========================================================================== */

@media (max-width: 575.98px) {
    .evento-card-title {
        font-size: var(--font-size-md);
    }
    
    .section {
        padding: var(--spacing-2xl) 0;
    }
}

/* ==========================================================================
   14. Toast Notifications
   ========================================================================== */

.toast-notification {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: var(--color-gray-900);
    color: var(--color-white);
    padding: 16px 24px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: var(--font-size-base);
    box-shadow: var(--shadow-xl);
    transform: translateY(100px);
    opacity: 0;
    transition: all var(--transition-base);
    z-index: var(--z-tooltip);
}

.toast-notification.show {
    transform: translateY(0);
    opacity: 1;
}

.toast-notification.toast-success {
    background: var(--color-success);
}

.toast-notification.toast-error {
    background: var(--color-danger);
}

.toast-notification.toast-warning {
    background: var(--color-warning);
    color: var(--color-black);
}

.toast-notification.toast-info {
    background: var(--color-info);
}

/* ==========================================================================
   15. Breadcrumb
   ========================================================================== */

.breadcrumb {
    background: transparent;
    padding: 0;
    margin: 0;
}

.breadcrumb-item {
    font-size: var(--font-size-sm);
}

.breadcrumb-item a {
    color: var(--color-gray-600);
}

.breadcrumb-item a:hover {
    color: var(--color-black);
}

.breadcrumb-item.active {
    color: var(--color-gray-500);
}

.breadcrumb-item + .breadcrumb-item::before {
    color: var(--color-gray-400);
}

/* ==========================================================================
   16. Alerts
   ========================================================================== */

.alert {
    border: none;
    border-radius: var(--radius-md);
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-base);
}

.alert-success {
    background: rgba(40, 167, 69, 0.1);
    color: var(--color-success);
}

.alert-danger {
    background: rgba(220, 53, 69, 0.1);
    color: var(--color-danger);
}

.alert-warning {
    background: rgba(255, 193, 7, 0.1);
    color: #856404;
}

.alert-info {
    background: rgba(23, 162, 184, 0.1);
    color: var(--color-info);
}