/* ===================================
   Variáveis e Reset
   =================================== */
:root {
    /* Cores principais - Identidade Visual Vermelho Rosado, Preto e Branco */
    --primary-red: #dc2626;
    --light-red: #ef4444;
    --bright-red: #f87171;
    --dark-red: #991b1b;
    --rose-pink: #fb7185;
    --light-pink: #fda4af;
    --hot-pink: #ff006e;
    
    /* Cores neutras */
    --white: #ffffff;
    --light-gray: #f5f5f5;
    --gray: #6b7280;
    --dark-gray: #1f1f1f;
    --text-dark: #0a0a0a;
    --pure-black: #000000;
    
    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);
    
    /* Transições */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Espaçamentos */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
}

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

html {
    scroll-behavior: smooth;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* ===================================
   Header & Navigation
   =================================== */
.header {
    background: linear-gradient(135deg, var(--pure-black) 0%, var(--dark-gray) 100%);
    padding: var(--spacing-sm) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-md);
    border-bottom: 3px solid var(--primary-red);
}

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

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--rose-pink);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
}

.nav-menu a {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all var(--transition-fast);
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background-color: var(--rose-pink);
    transition: width var(--transition-normal);
}

.nav-menu a:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.nav-menu a:hover::after {
    width: 80%;
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    background: linear-gradient(135deg, var(--pure-black) 0%, var(--dark-red) 100%);
    color: var(--white);
    padding: var(--spacing-xl) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(251, 113, 133, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 0, 110, 0.2) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
    line-height: 1.2;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.95;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    margin-top: var(--spacing-lg);
}

.stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.2);
    min-width: 150px;
    transition: transform var(--transition-normal);
}

.stat:hover {
    transform: translateY(-5px);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--rose-pink);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.stat-label {
    font-size: 1rem;
    opacity: 0.9;
    margin-top: 0.5rem;
}

/* ===================================
   Sections General
   =================================== */
section {
    padding: var(--spacing-xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-header h2 {
    font-size: 2.5rem;
    color: var(--primary-red);
    margin-bottom: var(--spacing-sm);
    position: relative;
    display: inline-block;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--rose-pink), var(--hot-pink));
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--gray);
    margin-top: var(--spacing-md);
}

/* ===================================
   Intro Section
   =================================== */
.intro {
    background-color: var(--light-gray);
}

.content-box {
    max-width: 900px;
    margin: 0 auto;
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
}

.content-box h2 {
    font-size: 2rem;
    color: var(--primary-red);
    margin-bottom: var(--spacing-md);
}

.content-box p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-sm);
    color: var(--dark-gray);
}

/* ===================================
   History Section - Timeline
   =================================== */
.history {
    background: linear-gradient(to bottom, var(--white), var(--light-gray));
}

.timeline {
    position: relative;
    max-width: 900px;
    margin: var(--spacing-lg) auto;
    padding: var(--spacing-md) 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--primary-red), var(--rose-pink));
    border-radius: 2px;
}

.timeline-item {
    margin-bottom: var(--spacing-lg);
    position: relative;
}

.timeline-marker {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 20px;
    background-color: var(--rose-pink);
    border: 4px solid var(--pure-black);
    border-radius: 50%;
    z-index: 1;
    box-shadow: 0 0 0 4px var(--white);
}

.timeline-content {
    width: 45%;
    padding: var(--spacing-md);
    background: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    border-left: 4px solid var(--rose-pink);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.timeline-content:hover {
    transform: translateX(-10px);
    box-shadow: var(--shadow-xl);
}

.timeline-item:nth-child(odd) .timeline-content {
    margin-left: 0;
}

.timeline-item:nth-child(even) .timeline-content {
    margin-left: 55%;
    border-left: none;
    border-right: 4px solid var(--primary-red);
}

.timeline-item:nth-child(even) .timeline-content:hover {
    transform: translateX(10px);
}

.timeline-content h3 {
    color: var(--primary-red);
    font-size: 1.4rem;
    margin-bottom: var(--spacing-sm);
}

.timeline-content p {
    color: var(--dark-gray);
    line-height: 1.7;
    margin-bottom: 0.8rem;
}

/* ===================================
   How to Play Section
   =================================== */
.how-to-play {
    background-color: var(--white);
}

.rules-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.rule-card {
    background: linear-gradient(135deg, var(--light-gray) 0%, var(--white) 100%);
    padding: var(--spacing-md);
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    border-top: 4px solid var(--primary-red);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.rule-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-top-color: var(--rose-pink);
}

.rule-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.rule-card h3 {
    color: var(--primary-red);
    font-size: 1.4rem;
    margin-bottom: var(--spacing-sm);
}

.rule-card p {
    color: var(--dark-gray);
    line-height: 1.7;
}

.game-modes {
    margin-top: var(--spacing-xl);
    background: linear-gradient(135deg, var(--pure-black) 0%, var(--dark-red) 100%);
    padding: var(--spacing-lg);
    border-radius: 16px;
    color: var(--white);
}

.game-modes h3 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: var(--spacing-lg);
    color: var(--rose-pink);
}

.modes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.mode-card {
    background: rgba(255, 255, 255, 0.1);
    padding: var(--spacing-md);
    border-radius: 12px;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.2);
    transition: transform var(--transition-normal);
}

.mode-card:hover {
    transform: scale(1.05);
    background: rgba(255, 255, 255, 0.15);
}

.mode-card h4 {
    font-size: 1.5rem;
    color: var(--rose-pink);
    margin-bottom: var(--spacing-sm);
}

.mode-card p {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

/* ===================================
   Strategies Section
   =================================== */
.strategies {
    background: linear-gradient(to bottom, var(--light-gray), var(--white));
}

.strategies-content {
    max-width: 900px;
    margin: 0 auto;
}

.strategy-item {
    background: var(--white);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    border-left: 6px solid var(--primary-red);
    transition: all var(--transition-normal);
}

.strategy-item:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-xl);
    border-left-color: var(--rose-pink);
}

.strategy-item h3 {
    color: var(--primary-red);
    font-size: 1.6rem;
    margin-bottom: var(--spacing-sm);
}

.strategy-item p {
    color: var(--dark-gray);
    line-height: 1.8;
    margin-bottom: var(--spacing-sm);
}

.strategy-item ul {
    margin-left: var(--spacing-md);
    margin-top: var(--spacing-sm);
}

.strategy-item li {
    color: var(--dark-gray);
    line-height: 1.8;
    margin-bottom: 0.5rem;
}

/* ===================================
   Benefits Section
   =================================== */
.benefits {
    background: linear-gradient(135deg, var(--pure-black) 0%, var(--dark-red) 100%);
    color: var(--white);
}

.benefits .section-header h2 {
    color: var(--white);
}

.benefits .section-subtitle {
    color: rgba(255, 255, 255, 0.9);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.benefit-card {
    background: rgba(255, 255, 255, 0.1);
    padding: var(--spacing-md);
    border-radius: 16px;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.2);
    transition: all var(--transition-normal);
}

.benefit-card:hover {
    transform: translateY(-10px) scale(1.02);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.benefit-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.benefit-card h3 {
    font-size: 1.4rem;
    color: var(--rose-pink);
    margin-bottom: var(--spacing-sm);
}

.benefit-card p {
    line-height: 1.7;
    opacity: 0.95;
}

/* ===================================
   Curiosities Section
   =================================== */
.curiosities {
    background-color: var(--light-gray);
}

.curiosities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.curiosity-card {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    border-top: 4px solid var(--rose-pink);
    transition: all var(--transition-normal);
}

.curiosity-card:hover {
    transform: translateY(-8px) rotate(1deg);
    box-shadow: var(--shadow-xl);
}

.curiosity-card h3 {
    color: var(--primary-red);
    font-size: 1.4rem;
    margin-bottom: var(--spacing-sm);
}

.curiosity-card p {
    color: var(--dark-gray);
    line-height: 1.7;
}

/* ===================================
   Additional Tips Section
   =================================== */
.additional-tips {
    background-color: var(--white);
}

.tips-content {
    max-width: 900px;
    margin: 0 auto;
    display: grid;
    gap: var(--spacing-md);
}

.tip-box {
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--dark-red) 100%);
    color: var(--white);
    padding: var(--spacing-md);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

.tip-box:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-xl);
}

.tip-box h3 {
    font-size: 1.5rem;
    color: var(--light-pink);
    margin-bottom: var(--spacing-sm);
}

.tip-box p {
    line-height: 1.7;
    opacity: 0.95;
}

/* ===================================
   Conclusion Section
   =================================== */
.conclusion {
    background: linear-gradient(to bottom, var(--light-gray), var(--white));
}

.conclusion-content {
    max-width: 900px;
    margin: 0 auto;
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
}

.conclusion-content h2 {
    font-size: 2.2rem;
    color: var(--primary-red);
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.conclusion-content p {
    font-size: 1.1rem;
    line-height: 1.9;
    color: var(--dark-gray);
    margin-bottom: var(--spacing-sm);
    text-align: justify;
}

.final-cta {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background: linear-gradient(135deg, var(--pure-black) 0%, var(--dark-red) 100%);
    color: var(--white);
    border-radius: 12px;
    text-align: center;
}

.final-cta h3 {
    font-size: 1.8rem;
    color: var(--rose-pink);
    margin-bottom: var(--spacing-sm);
}

.final-cta p {
    color: var(--white);
    font-size: 1.1rem;
}

/* ===================================
   Footer
   =================================== */
.footer {
    background: linear-gradient(135deg, var(--pure-black) 0%, var(--dark-gray) 100%);
    color: var(--white);
    padding: var(--spacing-lg) 0;
    text-align: center;
    border-top: 3px solid var(--primary-red);
}

.footer-content p {
    margin-bottom: 0.5rem;
    opacity: 0.9;
}

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

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

.fade-in {
    animation: fadeIn 1.5s ease-in;
}

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

/* ===================================
   Responsive Design
   =================================== */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .nav-menu {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-marker {
        left: 20px;
    }
    
    .timeline-content {
        width: calc(100% - 60px);
        margin-left: 60px !important;
    }
    
    .timeline-item:nth-child(even) .timeline-content {
        border-right: none;
        border-left: 4px solid var(--rose-pink);
    }
    
    .timeline-item:nth-child(even) .timeline-content:hover {
        transform: translateX(-10px);
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .stat {
        width: 100%;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-lg: 2rem;
        --spacing-xl: 3rem;
    }
    
    .hero-title {
        font-size: 1.5rem;
    }
    
    .section-header h2 {
        font-size: 1.6rem;
    }
    
    .logo {
        font-size: 1.4rem;
    }
}

/* ===================================
   Scroll to Top Button (opcional)
   =================================== */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--rose-pink), var(--hot-pink));
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-lg);
    z-index: 999;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}