/* DEIC 2019 - Insuficiência Cardíaca */
/* Tema: Saúde Cardíaca - Vermelho (#CC0000), Azul (#0066CC), Branco */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Roboto', sans-serif;
    background: linear-gradient(135deg, #FFFFFF 0%, #FFF5F5 30%, #F0F8FF 70%, #FFFFFF 100%);
    background-attachment: fixed;
    color: #2C3E50;
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 30%, rgba(204, 0, 0, 0.04) 0%, transparent 50%),
                radial-gradient(circle at 80% 70%, rgba(0, 102, 204, 0.03) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

h1, h2, h3, h4 {
    font-weight: 600;
    line-height: 1.2;
}

.main-header {
    position: fixed;
    top: 0;
    width: 100%;
    background: linear-gradient(135deg, #CC0000 0%, #990000 100%);
    backdrop-filter: blur(15px) saturate(180%);
    border-bottom: 3px solid #0066CC;
    box-shadow: 0 8px 32px rgba(204, 0, 0, 0.2);
    z-index: 1000;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo-icon {
    font-size: 2rem;
    color: #FFFFFF;
    filter: drop-shadow(0 4px 8px rgba(0, 102, 204, 0.3));
    animation: heartbeat 1.5s ease-in-out infinite;
}

@keyframes heartbeat {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.logo h1 {
    font-size: 1.8rem;
    color: #FFFFFF;
    margin: 0;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.tagline {
    font-size: 0.7rem;
    color: #FFFFFF;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

.nav-menu a {
    color: #FFFFFF;
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.nav-menu a:hover {
    background: #0066CC;
    transform: translateY(-2px);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    border: 2px solid #FFFFFF;
    padding: 0.5rem;
    border-radius: 8px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: #FFFFFF;
    margin: 3px 0;
}

.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(255, 245, 245, 0.90) 100%);
    padding-top: 100px;
    overflow: hidden;
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    text-align: center;
    position: relative;
    z-index: 10;
}

.hero-title {
    font-size: 4rem;
    color: #CC0000;
    text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.1);
    margin-bottom: 1rem;
    font-weight: 800;
}

.hero-title .highlight {
    color: #0066CC;
    background: linear-gradient(135deg, #0066CC, #0099FF);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: #5A6A7A;
    margin-bottom: 2rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin: 3rem 0;
    flex-wrap: wrap;
}

.stat {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 1.5rem 2rem;
    border-radius: 16px;
    border: 2px solid #CC0000;
    box-shadow: 0 8px 32px rgba(204, 0, 0, 0.08);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    min-width: 150px;
}

.stat:hover {
    transform: translateY(-10px) scale(1.05);
    box-shadow: 0 16px 48px rgba(204, 0, 0, 0.15);
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: #CC0000;
}

.stat-label {
    font-size: 0.9rem;
    color: #5A6A7A;
    text-transform: uppercase;
}

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

.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    text-transform: uppercase;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid;
    min-width: 200px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-button.primary {
    background: linear-gradient(135deg, #CC0000 0%, #990000 100%);
    border-color: #CC0000;
    color: #FFFFFF;
    box-shadow: 0 8px 24px rgba(204, 0, 0, 0.3);
}

.cta-button.primary:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 16px 48px rgba(204, 0, 0, 0.4);
}

.cta-button.secondary {
    border-color: #0066CC;
    color: #0066CC;
    background: rgba(255, 255, 255, 0.95);
}

.cta-button.secondary:hover {
    background: #0066CC;
    color: #FFFFFF;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.guidelines-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, #FFF5F5 0%, #FFFFFF 100%);
}

.guidelines-section h2 {
    text-align: center;
    font-size: 2.5rem;
    color: #CC0000;
    margin-bottom: 1rem;
}

.section-intro {
    text-align: center;
    font-size: 1.1rem;
    color: #5A6A7A;
    margin-bottom: 3rem;
}

.guidelines-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.guideline-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 8px 32px rgba(204, 0, 0, 0.08);
    border: 2px solid rgba(0, 102, 204, 0.2);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.guideline-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 16px 48px rgba(204, 0, 0, 0.15);
    border-color: #CC0000;
}

.guideline-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.guideline-card h3 {
    color: #CC0000;
    margin-bottom: 1rem;
}

.guideline-card p {
    color: #5A6A7A;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.guideline-btn {
    background: #0066CC;
    color: #FFFFFF;
    border: none;
    padding: 0.8rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.guideline-btn:hover {
    background: #CC0000;
    transform: translateY(-2px);
}

.anais-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, #FFFFFF 0%, #F0F8FF 100%);
}

.anais-section h2 {
    text-align: center;
    font-size: 2.5rem;
    color: #CC0000;
    margin-bottom: 1rem;
}

.anais-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.anais-item {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 8px 32px rgba(204, 0, 0, 0.08);
    border: 2px solid rgba(204, 0, 0, 0.1);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.anais-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 48px rgba(204, 0, 0, 0.15);
    border-color: #0066CC;
}

.anais-item h3 {
    color: #CC0000;
    margin-bottom: 0.8rem;
}

.anais-authors {
    display: block;
    color: #5A6A7A;
    font-style: italic;
    margin-bottom: 1rem;
}

.anais-abstract {
    color: #5A6A7A;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.anais-btn {
    background: #0066CC;
    color: #FFFFFF;
    border: none;
    padding: 0.8rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.anais-btn:hover {
    background: #CC0000;
}

.speakers-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, #F0F8FF 0%, #FFF5F5 100%);
}

.speakers-section h2 {
    text-align: center;
    font-size: 2.5rem;
    color: #CC0000;
    margin-bottom: 1rem;
}

.speakers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.speaker-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(204, 0, 0, 0.08);
    border: 2px solid rgba(0, 102, 204, 0.2);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.speaker-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 16px 48px rgba(204, 0, 0, 0.15);
    border-color: #CC0000;
}

.speaker-image {
    height: 200px;
    background: linear-gradient(135deg, #CC0000, #0066CC);
}

.speaker-info {
    padding: 1.5rem;
}

.speaker-info h3 {
    color: #CC0000;
    margin-bottom: 0.5rem;
}

.speaker-title {
    color: #0066CC;
    font-weight: 600;
    margin-bottom: 0.3rem;
}

.speaker-institution {
    color: #5A6A7A;
}

.about-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, #FFF5F5 0%, #FFFFFF 100%);
}

.about-section h2 {
    text-align: center;
    font-size: 2.5rem;
    color: #CC0000;
    margin-bottom: 3rem;
}

.about-text h3 {
    color: #CC0000;
    margin: 2rem 0 1rem 0;
}

.about-text p {
    color: #5A6A7A;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.about-text ul {
    margin: 1rem 0 2rem 2rem;
}

.about-text li {
    color: #5A6A7A;
    line-height: 1.7;
    margin-bottom: 0.8rem;
}

.authority-links {
    padding: 3rem 0;
    background: rgba(204, 0, 0, 0.05);
    text-align: center;
}

.authority-links h3 {
    color: #CC0000;
    margin-bottom: 2rem;
}

.links-grid {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.authority-link {
    color: #CC0000;
    text-decoration: none;
    padding: 1rem 2rem;
    border: 2px solid #0066CC;
    border-radius: 8px;
    transition: all 0.3s ease;
    background: rgba(255, 255, 255, 0.95);
}

.authority-link:hover {
    background: #0066CC;
    color: #FFFFFF;
    transform: translateY(-3px);
}

.main-footer {
    background: #CC0000;
    border-top: 3px solid #0066CC;
    color: #FFFFFF;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 2rem;
    padding: 3rem 0;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.footer-logo .logo-icon {
    font-size: 2rem;
    color: #FFFFFF;
}

.footer-logo h3 {
    color: #FFFFFF;
    margin: 0;
}

.footer-links a {
    display: block;
    color: #FFFFFF;
    text-decoration: none;
    margin-bottom: 0.8rem;
}

.footer-links a:hover {
    color: #0066CC;
}

.footer-authority a {
    display: block;
    color: #FFFFFF;
    text-decoration: none;
    margin-bottom: 0.5rem;
}

.footer-bottom {
    border-top: 2px solid rgba(255, 255, 255, 0.3);
    padding: 1.5rem 0;
    text-align: center;
}