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

:root {
    --white: #ffffff;
    --black: #000000;
    --light-gray: #f8f9fa;
    --medium-gray: #e9ecef;
    --dark-gray: #333333;
    --accent-gray: #666666;
    --border-gray: #dee2e6;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.8;
    color: var(--dark-gray);
    background-color: var(--white);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header e Navegação */
.header {
    background-color: var(--white);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    animation: slideDown 0.5s ease-out;
    border-bottom: 1px solid var(--border-gray);
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.nav {
    padding: 1.2rem 0;
}

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

.logo {
    color: var(--black);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-menu a {
    color: var(--dark-gray);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    display: inline-block;
    font-size: 0.95rem;
}

.nav-menu a:hover {
    color: var(--black);
}

/* Hero Section */
.hero {
    min-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(to bottom, var(--white) 0%, var(--light-gray) 100%);
    position: relative;
    overflow: hidden;
    margin-top: 70px;
    padding: 4rem 0;
}

.hero-content {
    text-align: center;
    z-index: 1;
    max-width: 900px;
    padding: 0 20px;
}

.hero-title {
    font-size: 3.5rem;
    color: var(--black);
    margin-bottom: 1.5rem;
    font-weight: 700;
    letter-spacing: -1px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--accent-gray);
    margin-bottom: 3rem;
    font-weight: 400;
    line-height: 1.6;
}

.hero-cards {
    display: flex;
    gap: 2rem;
    justify-content: center;
    font-size: 3rem;
    opacity: 0.15;
}

.hero-cards .card {
    display: inline-block;
    animation: cardFloat 3s ease-in-out infinite;
}

.hero-cards .card:nth-child(1) {
    animation-delay: 0s;
}

.hero-cards .card:nth-child(2) {
    animation-delay: 0.2s;
}

.hero-cards .card:nth-child(3) {
    animation-delay: 0.4s;
}

.hero-cards .card:nth-child(4) {
    animation-delay: 0.6s;
}

@keyframes cardFloat {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-15px);
    }
}

/* Animações de Entrada */
.fade-in {
    animation: fadeIn 1s ease-out;
}

.fade-in-delay-1 {
    animation: fadeIn 1s ease-out 0.3s both;
}

.fade-in-delay-2 {
    animation: fadeIn 1s ease-out 0.6s both;
}

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

/* Scroll Reveal Animation */
.scroll-reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.scroll-reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Sections */
.section {
    padding: 5rem 0;
}

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

.section-title {
    font-size: 2.5rem;
    color: var(--black);
    text-align: left;
    margin-bottom: 3rem;
    position: relative;
    font-weight: 700;
    letter-spacing: -0.5px;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--black);
}

/* Content Grid */
.content-grid {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
    margin-top: 2rem;
}

.content-block {
    padding: 0;
    border: none;
    transition: none;
}

.content-block:hover {
    transform: none;
    box-shadow: none;
}

.content-block h3 {
    color: var(--black);
    margin-bottom: 0.8rem;
    font-size: 1.4rem;
    font-weight: 600;
    position: relative;
    padding-left: 20px;
}

.content-block h3::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--black);
    font-size: 1.8rem;
    line-height: 1;
}

.content-block p {
    padding-left: 20px;
    color: var(--dark-gray);
    line-height: 1.8;
}

/* Timeline */
.timeline {
    position: relative;
    max-width: 100%;
    margin: 0 auto;
}

.timeline-item {
    display: flex;
    flex-direction: column;
    margin-bottom: 2.5rem;
    position: relative;
    padding-left: 0;
}

.timeline-marker {
    background-color: var(--black);
    color: var(--white);
    padding: 0.4rem 1rem;
    display: inline-block;
    font-weight: 700;
    font-size: 1rem;
    margin-bottom: 0.8rem;
    width: fit-content;
    letter-spacing: 0.5px;
}

.timeline-content {
    background-color: transparent;
    padding: 0;
    border: none;
    transition: none;
}

.timeline-content:hover {
    transform: none;
}

.timeline-content h3 {
    color: var(--black);
    margin-bottom: 0.5rem;
    font-size: 1.3rem;
    font-weight: 600;
}

.timeline-content p {
    color: var(--dark-gray);
    line-height: 1.8;
}

/* Rules Grid */
.rules-grid {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
    margin-top: 2rem;
}

.rule-card {
    background-color: transparent;
    padding: 0;
    text-align: left;
    transition: none;
    border: none;
}

.rule-card:hover {
    transform: none;
    box-shadow: none;
    border-color: transparent;
}

.rule-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    filter: none;
    opacity: 0.3;
}

.rule-card h3 {
    color: var(--black);
    margin-bottom: 0.8rem;
    font-size: 1.4rem;
    font-weight: 600;
    position: relative;
    padding-left: 20px;
}

.rule-card h3::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--black);
    font-size: 1.8rem;
    line-height: 1;
}

.rule-card p {
    padding-left: 20px;
    color: var(--dark-gray);
    line-height: 1.8;
}

/* Strategy Section */
.strategy-content {
    display: flex;
    flex-direction: column;
    gap: 3rem;
    margin-top: 2rem;
}

.strategy-text h3 {
    color: var(--black);
    margin-bottom: 1rem;
    font-size: 1.5rem;
    font-weight: 600;
}

.strategy-text p {
    color: var(--dark-gray);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.strategy-text ul {
    margin-top: 1rem;
}

.feature-list {
    list-style: none;
}

.feature-list li {
    padding: 0.8rem 0;
    margin-bottom: 0.8rem;
    padding-left: 20px;
    position: relative;
    background-color: transparent;
    border: none;
    transition: none;
}

.feature-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--black);
    font-size: 1.5rem;
    line-height: 1;
}

.feature-list li:hover {
    transform: none;
}

.feature-list li strong {
    color: var(--black);
    font-weight: 600;
}

.strategy-highlight {
    background-color: transparent;
    padding: 0;
    border: none;
    margin-top: 2rem;
}

.strategy-highlight h3 {
    color: var(--black);
    margin-bottom: 1rem;
    font-size: 1.5rem;
    font-weight: 600;
}

.strategy-highlight p {
    color: var(--dark-gray);
    line-height: 1.8;
}

.highlight-box {
    background-color: var(--light-gray);
    padding: 1.5rem;
    border-radius: 0;
    margin-top: 1.5rem;
    border-left: 3px solid var(--black);
}

.highlight-box p {
    color: var(--dark-gray);
}

.highlight-box strong {
    color: var(--black);
}

/* Curiosities Grid */
.curiosities-grid {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
    margin-top: 2rem;
}

.curiosity-card {
    background: transparent;
    padding: 0;
    border: none;
    transition: none;
}

.curiosity-card:hover {
    transform: none;
    box-shadow: none;
}

.curiosity-card h3 {
    color: var(--black);
    margin-bottom: 0.8rem;
    font-size: 1.4rem;
    font-weight: 600;
    position: relative;
    padding-left: 20px;
}

.curiosity-card h3::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--black);
    font-size: 1.8rem;
    line-height: 1;
}

.curiosity-card p {
    padding-left: 20px;
    color: var(--dark-gray);
    line-height: 1.8;
}

/* Fun Reasons */
.fun-reasons {
    max-width: 100%;
    margin: 2rem auto;
}

.reason-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
    background-color: transparent;
    padding: 0;
    transition: none;
    align-items: flex-start;
}

.reason-item:hover {
    transform: none;
    box-shadow: none;
}

.reason-number {
    background: var(--black);
    color: var(--white);
    width: 40px;
    height: 40px;
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 700;
    flex-shrink: 0;
    box-shadow: none;
}

.reason-content h3 {
    color: var(--black);
    margin-bottom: 0.5rem;
    font-weight: 600;
    font-size: 1.3rem;
}

.reason-content p {
    color: var(--dark-gray);
    line-height: 1.8;
}

/* Footer */
.footer {
    background-color: var(--white);
    padding: 3rem 0;
    text-align: center;
    border-top: 1px solid var(--border-gray);
    margin-top: 4rem;
}

.footer-text {
    color: var(--accent-gray);
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.disclaimer {
    color: var(--dark-gray);
    font-weight: 400;
    font-size: 0.85rem;
    padding: 0.8rem 1.5rem;
    background-color: var(--light-gray);
    border-radius: 0;
    display: inline-block;
    margin-top: 0.5rem;
    border: 1px solid var(--border-gray);
}

/* Responsive */
@media (max-width: 768px) {
    .nav .container {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-menu {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .hero-cards {
        font-size: 2rem;
        gap: 1rem;
    }

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

    .section {
        padding: 3rem 0;
    }

    .timeline-marker {
        font-size: 0.9rem;
        padding: 0.3rem 0.8rem;
    }

    .reason-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .reason-number {
        margin-bottom: 0.5rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .section {
        padding: 2.5rem 0;
    }

    .section-title {
        font-size: 1.8rem;
    }
}