/* Reset e configurações base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    color: #333333;
    background: #f8f9fa;
    overflow-x: hidden;
}

/* Header */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all 0.3s ease;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.main-header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 30px rgba(0, 0, 0, 0.15);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-section .logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: #005aaa;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo i {
    font-size: 1.75rem;
}

.main-nav {
    display: flex;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    margin: 0;
    padding: 0;
}

.nav-menu a {
    text-decoration: none;
    color: #333333;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    transition: all 0.3s ease;
}

.nav-menu a:hover {
    color: #005aaa;
    background: rgba(0, 90, 170, 0.1);
}

.login-btn {
    background: linear-gradient(135deg, #005aaa 0%, #0074d9 100%) !important;
    color: white !important;
    box-shadow: 0 4px 15px rgba(0, 90, 170, 0.3);
}

.login-btn:hover {
    background: linear-gradient(135deg, #003d7a 0%, #005bb5 100%) !important;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 90, 170, 0.4);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: #005aaa;
    border-radius: 2px;
    transition: all 0.3s ease;
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Hero Section */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 90, 170, 0.8) 0%, rgba(80, 227, 194, 0.6) 100%);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    width: 100%;
    padding: 2rem 0;
}

.hero-text {
    max-width: 800px;
    color: white;
    text-align: center;
    margin: 0 auto;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.subtitle {
    display: block;
    font-size: 2rem;
    font-weight: 500;
    color: #50E3C2;
    margin-top: 0.5rem;
}

.hero-description {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    line-height: 1.6;
    text-shadow: 0 1px 5px rgba(0, 0, 0, 0.3);
    text-align: justify;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: linear-gradient(135deg, #005aaa 0%, #0074d9 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(0, 90, 170, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #003d7a 0%, #005bb5 100%);
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(0, 90, 170, 0.4);
    color: white;
    text-decoration: none;
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-3px);
    color: white;
    text-decoration: none;
}

/* Information Section */
.information-section {
    padding: 4rem 0;
    background: #f8f9fa;
}

.info-header {
    text-align: center;
    margin-bottom: 2rem;
}

.info-toggle-btn {
    background: linear-gradient(135deg, #005aaa 0%, #0074d9 100%);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-size: 1.25rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 90, 170, 0.3);
}

.info-toggle-btn:hover {
    background: linear-gradient(135deg, #003d7a 0%, #005bb5 100%);
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(0, 90, 170, 0.4);
}

.info-toggle-btn .arrow {
    transition: transform 0.3s ease;
}

.info-accordion {
    display: none;
    max-width: 1000px;
    margin: 0 auto;
    padding: 2rem 0;
}

.accordion-item {
    background: white;
    border-radius: 15px;
    margin-bottom: 1rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

.accordion-item.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.accordion-header {
    background: linear-gradient(135deg, #005aaa 0%, #0074d9 100%);
}

.accordion-btn {
    width: 100%;
    background: none;
    border: none;
    color: white;
    padding: 1.5rem 2rem;
    text-align: left;
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: all 0.3s ease;
}

.accordion-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

.accordion-btn i:first-child {
    font-size: 1.25rem;
    width: 24px;
    text-align: center;
}

.accordion-btn span {
    flex: 1;
}

.accordion-btn .arrow {
    transition: transform 0.3s ease;
    font-size: 1rem;
}

.accordion-content {
    display: none;
    background: white;
}

.accordion-content.show {
    display: block;
}

.accordion-body {
    padding: 2rem;
}

/* Lists Styling */
.info-list,
.objectives-list,
.target-audience-list,
.submission-list,
.analysis-list,
.criteria-list,
.awards-list {
    margin: 0;
    padding-left: 1.5rem;
}

.info-list li,
.target-audience-list li,
.criteria-list li,
.awards-list li {
    margin-bottom: 0.75rem;
    position: relative;
}

.info-list li::before,
.target-audience-list li::before,
.criteria-list li::before,
.awards-list li::before {
    content: "→";
    color: #005aaa;
    font-weight: bold;
    position: absolute;
    left: -1.5rem;
}

.objectives-list,
.submission-list,
.analysis-list {
    counter-reset: item;
}

.objectives-list li,
.submission-list li,
.analysis-list li {
    margin-bottom: 1rem;
    counter-increment: item;
    position: relative;
    padding-left: 0.5rem;
}

.objectives-list li::before,
.submission-list li::before,
.analysis-list li::before {
    content: counter(item, lower-alpha) ". ";
    color: #005aaa;
    font-weight: bold;
    position: absolute;
    left: -1.5rem;
}

.section-intro {
    margin-bottom: 1rem;
    font-weight: 500;
}

.format-description {
    text-align: justify;
    line-height: 1.7;
    margin: 0;
}

/* Download and Contact Sections */
.download-section {
    text-align: center;
}

.download-btn {
    background: linear-gradient(135deg, #27ae60 0%, #2ecc71 100%);
    color: white;
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(39, 174, 96, 0.3);
}

.download-btn:hover {
    background: linear-gradient(135deg, #219a52 0%, #27ae60 100%);
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(39, 174, 96, 0.4);
    color: white;
    text-decoration: none;
}

.contact-info {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 10px;
    border-left: 4px solid #005aaa;
}

.contact-emails {
    margin-top: 1rem;
}

.email-item {
    margin-bottom: 0.75rem;
}

.email-item a {
    color: #005aaa;
    text-decoration: none;
    font-weight: 500;
}

.email-item a:hover {
    text-decoration: underline;
}

.awards-section h5 {
    color: #005aaa;
    margin-bottom: 1rem;
    font-weight: 600;
}

.awards-note {
    background: #e3f2fd;
    padding: 1rem;
    border-radius: 8px;
    border-left: 4px solid #005aaa;
    margin-top: 1rem;
    font-style: italic;
}

/* Footer */
.main-footer {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    color: #50E3C2;
    margin-bottom: 1rem;
    font-weight: 600;
}

.footer-section ul {
    list-style: none;
    padding: 0;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: #50E3C2;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1rem;
    text-align: center;
    color: rgba(255, 255, 255, 0.7);
}

/* Responsividade */
@media (max-width: 768px) {
    .main-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: right 0.3s ease;
        z-index: 999;
    }

    .main-nav.active {
        right: 0;
    }

    .nav-menu {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }

    .nav-menu a {
        font-size: 1.25rem;
        padding: 1rem 2rem;
    }

    .menu-toggle {
        display: flex;
        z-index: 1001;
    }

    .header-container {
        padding: 1rem;
    }

    .hero-title {
        font-size: 2rem;
    }

    .subtitle {
        font-size: 1.5rem;
    }

    .hero-description {
        font-size: 1rem;
        text-align: center;
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }

    .accordion-btn {
        padding: 1rem;
        font-size: 1rem;
    }

    .accordion-body {
        padding: 1rem;
    }

    .info-toggle-btn {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.75rem;
    }

    .subtitle {
        font-size: 1.25rem;
    }

    .hero-description {
        font-size: 0.9rem;
    }

    .accordion-btn {
        padding: 0.75rem;
        font-size: 0.9rem;
        gap: 0.5rem;
    }

    .accordion-body {
        padding: 0.75rem;
    }

    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }

    .info-toggle-btn {
        padding: 0.75rem 1rem;
        font-size: 0.9rem;
        gap: 0.5rem;
    }
}

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

.hero-text {
    animation: fadeInUp 1s ease-out;
}

.hero-title {
    animation: fadeInUp 1s ease-out 0.2s both;
}

.hero-description {
    animation: fadeInUp 1s ease-out 0.4s both;
}

.hero-actions {
    animation: fadeInUp 1s ease-out 0.6s both;
}

/* Smooth transitions */
* {
    transition: color 0.3s ease, background-color 0.3s ease, border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}

/* Links styling */
a {
    color: #005aaa;
    text-decoration: none;
    transition: all 0.3s ease;
}

a:hover {
    color: #003d7a;
    text-decoration: underline;
}

/* Focus states for accessibility */
button:focus,
a:focus {
    outline: 2px solid #005aaa;
    outline-offset: 2px;
}

/* Print styles */
@media print {
    .main-header,
    .hero-section,
    .main-footer {
        display: none;
    }
    
    .information-section {
        padding: 0;
    }
    
    .accordion-content {
        display: block !important;
    }
    
    .accordion-item {
        break-inside: avoid;
        margin-bottom: 1rem;
    }
}