/* Custom Properties */
:root {
    --primary-color: #132947;
    --secondary-color: #1C5197;
    --accent-color: #80726B;
    --text-light: #ffffff;
    --text-dark: #333333;
    --overlay-color: rgba(19, 41, 71, 0.7);
}

/* General Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    overflow-x: hidden;
}

html {
    scroll-behavior: smooth;
}

/* Progress Bar */
.progress-bar {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-color), var(--secondary-color));
    z-index: 9999;
    transition: width 0.3s ease;
}

/* Navbar */
.navbar {
    background-color: var(--primary-color) !important;
    padding: 1rem 0;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    padding: 0.5rem 0;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.navbar-brand img {
    transition: all 0.3s ease;
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    background: linear-gradient(var(--overlay-color), var(--overlay-color)),
                url('https://images.unsplash.com/photo-1511795409834-ef04bbd61622?ixlib=rb-4.0.3&auto=format&fit=crop&w=1969&q=80');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    display: flex;
    align-items: center;
    position: relative;
    color: var(--text-light);
    padding: 4rem 0;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: var(--overlay-color);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
    line-height: 1.2;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-text {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0.95;
}

.hero-date {
    margin-bottom: 2rem;
}

.hero-date h3 {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--accent-color);
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

.hero-cards {
    position: absolute;
    bottom: -80px;
    left: 0;
    right: 0;
    z-index: 10;
}

.hero-card {
    background: rgba(255, 255, 255, 0.95);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    color: var(--text-dark);
    height: 160px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.hero-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.hero-card i {
    font-size: 2.5rem;
    color: var(--secondary-color);
}

.hero-card p {
    margin: 0;
    font-weight: 500;
    font-size: 0.95rem;
}

/* Buttons */
.btn-cta {
    background: linear-gradient(135deg, var(--accent-color), #A98F75);
    border: none;
    padding: 15px 40px;
    font-size: 1.1rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 50px;
    color: var(--text-light);
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(255, 107, 53, 0.3);
}

.btn-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(255, 107, 53, 0.4);
    color: var(--text-light);
}

.btn-pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}



.container-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr); /* 4 colunas no desktop */
  gap: 20px;
}

.card {
  background: #fff;
  border-radius: 8px;
  padding: 20px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}


/* Section Styles */
.section-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--text-light);
    padding-top: 8rem !important;
}

.section-gradient:first-of-type {
    margin-top: 80px;
}

.section-gradient-bg {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color)),
                url('https://images.unsplash.com/photo-1557804506-669a67965ba0?ixlib=rb-4.0.3&auto=format&fit=crop&w=1974&q=80');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: var(--text-light);
    position: relative;
}

.section-gradient-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--overlay-color);
}

.section-gradient-bg .container {
    position: relative;
    z-index: 2;
}

.section-title {
    font-size: 3rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-light);
}

.section-title-dark {
    font-size: 3rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--primary-color);
}

/* Feature Cards */
.feature-card {
    background: rgba(255, 255, 255, 0.1);
    padding: 2.5rem;
    border-radius: 20px;
    text-align: center;
    height: 100%;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: var(--accent-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: var(--text-light);
}

.feature-card h4 {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-light);
}

.feature-card p {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
}

/* Purpose Content */
.purpose-content {
    background: rgba(255, 255, 255, 0.1);
    padding: 3rem;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.purpose-content p {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.1rem;
}

/* Schedule Cards */
.schedule-card {
    background: rgba(255, 255, 255, 0.1);
    padding: 2.5rem;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    /*height: 100%;*/
    height: auto;
}

.schedule-day {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-color);
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--accent-color);
}

.schedule-period h4 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-light);
    margin-bottom: 1.5rem;
    padding-left: 1rem;
    border-left: 3px solid var(--accent-color);
}

.schedule-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.8rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.schedule-item:last-child {
    border-bottom: none;
}

.schedule-item .time {
    font-weight: 600;
    color: var(--accent-color);
    min-width: 80px;
}

.schedule-item .activity {
    color: rgba(255, 255, 255, 0.9);
    flex: 1;
    margin-left: 1rem;
}

/* Speaker Cards */
.speaker-card {
    background: #fff;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    height: 100%;
}

.speaker-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.speaker-image {
    height: 300px;
    overflow: hidden;
}

.speaker-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.3s ease;
}

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

.speaker-info {
    padding: 1.5rem;
}

.speaker-info h4 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.speaker-info p {
    color: #666;
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Gallery */
.gallery-container {
    max-width: 100%;
    overflow: hidden;
}

.gallery-img {
    border-radius: 10px;
    transition: all 0.3s ease;
    cursor: pointer;
    width: 100%;
    height: 16rem;
    object-fit: cover; /* Adicionado para evitar distorção */
}

.gallery-img:hover {
    transform: scale(1.02);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* Map Container */
.map-container {
    /*border-radius: 20px;*/
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    background: rgba(255, 255, 255, 0.5);
}

/* Ticket Feature Cards */
.ticket-feature-card {
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
    height: 100%;
}

.ticket-feature-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.15);
}

.ticket-icon {
    width: 70px;
    height: 70px;
    background: var(--accent-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 1.8rem;
    color: var(--text-light);
}

.ticket-feature-card h4 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-light);
}

.ticket-feature-card p {
    color: rgba(255, 255, 255, 0.9);
}

/* Back to Top Button */
.btn-back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--accent-color);
    color: var(--text-light);
    border: none;
    border-radius: 50%;
    font-size: 1.2rem;
    box-shadow: 0 5px 15px rgba(255, 107, 53, 0.3);
    transition: all 0.3s ease;
    opacity: 0;
    visibility: hidden;
    z-index: 1000;
}

.btn-back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.btn-back-to-top:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(255, 107, 53, 0.4);
    background: var(--accent-color);
}

/* Footer */
footer {
    background-color: var(--primary-color) !important;
}

/* Responsive Design */
@media (max-width: 1200px) {

    .hero-cards .col-xl-3 {
                flex: 0 0 25%;
                max-width: 25%;
            }

    .hero-title {
        font-size: 3rem;
    }
    
    .section-title,
    .section-title-dark {
        font-size: 2.5rem;
    }
}


/* Tablets */
@media (max-width: 991px) {

     .hero-cards .row > * {
                flex: 0 0 100% !important;
                max-width: 50% !important;
            }
 
}

@media (max-width: 768px) {

    .bg-hero-cards{
        background: var(--primary-color);
        position: relative;
    }
    

    .hero-cards .row > * {
                flex: 0 0 100% !important;
                max-width: 100% !important;
            }

    .hero-section {
        background-attachment: scroll; /* evita bug no mobile */
        padding: 3rem 0 2rem;
        min-height: auto;
    }
    .hero-title {
        font-size: 2rem;
        margin-top: 3rem;
    }

    .hero-text {
        font-size: 1rem;
    }
    .hero-cards {
        position: static;
        margin-top: 2rem;
    }
    .hero-card {
        height: auto;
    }
    
    .hero-date h3 {
        font-size: 1.4rem;
    }
    
    .section-title,
    .section-title-dark {
        font-size: 2rem;
    }
    
    .hero-cards {
        position: relative;
        bottom: auto;
        margin-top: 0;
        background: var(--primary-color);
        padding-top: 1rem;
    }
    
    .hero-card {
        height: auto;
        margin-bottom: 0.1rem;
        border: 1px solid var(--primary-color);
    }
    
    .section-gradient:first-of-type {
        margin-top: 0;
        padding-top: 5rem !important;
    }
    
    .feature-card,
    .schedule-card {
        padding: 2rem;
    }
    
    .purpose-content {
        padding: 2rem;
    }
    
    .navbar-brand img {
        height: 35px;
    }
}

@media (max-width: 576px) {

    .hero-cards .row {
        flex-direction: column;
        align-items: center;
    }
    .hero-card {
        width: 100%;
        max-width: 400px; /* opcional para centralizar bonito */
    }

   .hero-title {
        font-size: 1.6rem;
    }
    .hero-text {
        font-size: 0.95rem;
    }
    .hero-date h3 {
        font-size: 1.2rem;
    }
    .hero-card {
        padding: 1.5rem;
        width: 100%;
    }
    
    .section-title,
    .section-title-dark {
        font-size: 1.8rem;
    }
    
    .btn-cta {
        padding: 12px 30px;
        font-size: 1rem;
    }
    
    .feature-card,
    .schedule-card,
    .ticket-feature-card {
        padding: 1.5rem;
    }
    
    .hero-card {
        padding: 1.5rem;
    }
    
    .speaker-info {
        padding: 1rem;
    }
}

/* Animation Classes */
.fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-left {
    animation: fadeInLeft 0.6s ease forwards;
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.fade-in-right {
    animation: fadeInRight 0.6s ease forwards;
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Smooth transitions for all elements */
* {
    transition: all 0.3s ease;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: var(--accent-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--secondary-color);
}