/* PlayFight Academy - CSS Principal */

/* ===== VARIÁVEIS CSS ===== */
:root {
    /* Cores */
    --color-primary: #0e0d09;
    --color-secondary: #D4AF37;
    --color-white: #FFFFFF;
    --color-gray-dark: #36454F;
    --color-gray-light: #f4f4f4;
    --color-gray-medium: #666666;
    --color-overlay: rgba(0, 0, 0, 0.6);
    
    /* Tipografia */
    --font-primary: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    --font-weight-normal: 400;
    --font-weight-bold: 700;
    
    /* Espaçamentos */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    
    /* Tamanhos */
    --header-height: 120px;
    --border-radius: 8px;
    --border-radius-sm: 4px;
    
    /* Transições */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Sombras */
    --shadow-light: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 4px 8px rgba(0, 0, 0, 0.15);
    --shadow-heavy: 0 8px 16px rgba(0, 0, 0, 0.2);
}

/* ===== RESET E BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-weight: var(--font-weight-normal);
    line-height: 1.6;
    color: var(--color-gray-dark);
    background-color: var(--color-white);
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-normal);
}

ul {
    list-style: none;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}

/* ===== UTILITÁRIOS ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section {
    padding: var(--spacing-xxl) 0;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ===== HEADER ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: var(--color-primary);
    border-bottom: 2px solid var(--color-secondary);
    z-index: 1000;
    transition: transform var(--transition-normal);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) var(--spacing-md);
    max-width: 1200px;
    margin: 0 auto;
}

.logo-link {
    display: block;
}

.logo {
    height: 100px;
    width: auto;
    max-width: 250px;
    object-fit: contain;
    transition: all var(--transition-normal);
    background-color: #000000;
    padding: 12px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(212, 175, 55, 0.3);
    border: 2px solid var(--color-secondary);
}

.logo:hover {
    transform: scale(1.08);
    box-shadow: 0 6px 20px rgba(212, 175, 55, 0.5);
}

.main-nav {
    display: flex;
    align-items: center;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    padding: var(--spacing-xs);
    background: transparent;
    border: none;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--color-white);
    transition: all var(--transition-normal);
}

.nav-list {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: var(--spacing-sm);
    justify-content: center;
    align-items: center;
}

.nav-link {
    color: var(--color-white);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    font-size: 0.9rem;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-normal);
    position: relative;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-link:hover,
.nav-link:focus {
    color: var(--color-secondary);
    background-color: rgba(212, 175, 55, 0.1);
}

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

.nav-link:hover::after {
    width: 100%;
}

/* ===== HERO BANNER ===== */
.hero-banner {
    position: relative;
    min-height: 120vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--color-white);
    /* IMAGEM SUBSTITUÍDA AQUI */
    background: linear-gradient(var(--color-overlay), var(--color-overlay)), url('../TodosAlunosReunidosTatame.jpeg') no-repeat center top/cover;
    overflow: hidden;
    padding-top: calc(var(--header-height) + 2rem);
    padding-bottom: 4rem;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    padding: 0 var(--spacing-md);
    animation: fadeInUp 1s ease-out;
    min-height: 400px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    margin-bottom: 6rem;
}

.hero-title {
    font-size: clamp(1.4rem, 2.8vw, 2.2rem);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-lg);
    line-height: 1.4;
    word-wrap: break-word;
    hyphens: auto;
    max-width: 100%;
}

.hero-subtitle {
    font-size: clamp(0.8rem, 1.4vw, 1rem);
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
    line-height: 1.5;
    max-width: 100%;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-white);
    font-size: 0.9rem;
    animation: bounce 2s infinite;
}

.scroll-arrow {
    width: 20px;
    height: 20px;
    border-right: 2px solid var(--color-white);
    border-bottom: 2px solid var(--color-white);
    transform: rotate(45deg);
}

/* ===== BOTÕES ===== */
.cta-button {
    display: inline-block;
    padding: var(--spacing-md) var(--spacing-xl);
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    border-radius: var(--border-radius);
    transition: all var(--transition-normal);
    cursor: pointer;
    border: 2px solid transparent;
    font-size: 1rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--transition-slow);
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button.primary {
    background-color: var(--color-secondary);
    color: var(--color-primary);
}

.cta-button.primary:hover {
    background-color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.cta-button.secondary {
    background-color: transparent;
    color: var(--color-white);
    border-color: var(--color-white);
}

.cta-button.secondary:hover {
    background-color: var(--color-white);
    color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

/* ===== SEÇÕES ===== */
.section {
    padding: var(--spacing-xxl) 0;
}

.diferencial-section {
    background-color: var(--color-gray-light);
    position: relative;
    z-index: 1;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    font-weight: var(--font-weight-bold);
}

.impact-text {
    font-size: clamp(1.1rem, 2vw, 1.3rem);
    color: var(--color-gray-medium);
    font-style: italic;
    line-height: 1.6;
    max-width: 600px;
    margin: 0 auto;
}

/* ===== DIFERENCIAL SECTION ===== */

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

.diferencial-card {
    background-color: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    text-align: center;
    transition: all var(--transition-normal);
    border-top: 4px solid var(--color-secondary);
}

.diferencial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-heavy);
}

.card-icon {
    width: 80px;
    height: 80px;
    background-color: var(--color-secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    color: var(--color-primary);
    transition: transform var(--transition-normal);
}

.diferencial-card:hover .card-icon {
    transform: scale(1.1);
}

.card-title {
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    font-weight: var(--font-weight-bold);
}

.card-description {
    color: var(--color-gray-medium);
    line-height: 1.6;
}

/* ===== CTA SECTION ===== */
.cta-section {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-gray-dark) 100%);
    color: var(--color-white);
    text-align: center;
}

.cta-content h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--spacing-md);
    font-weight: var(--font-weight-bold);
}

.cta-content p {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ===== FOOTER ===== */
.footer {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-xxl) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.footer-section h3 {
    color: var(--color-secondary);
    margin-bottom: var(--spacing-md);
    font-size: 1.2rem;
    font-weight: var(--font-weight-bold);
}

.footer-logo {
    height: 120px;
    width: auto;
    max-width: 250px;
    object-fit: contain;
    margin: 0 auto var(--spacing-md) auto;
    display: block;
}

.footer-description {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    align-items: center;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    transition: color var(--transition-normal);
}

.footer-links a:hover {
    color: var(--color-secondary);
}

.footer-contact {
    font-style: normal;
}

.footer-contact p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--spacing-xs);
}

.footer-cta {
    display: inline-block;
    margin-top: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--color-secondary);
    color: var(--color-primary);
    border-radius: var(--border-radius-sm);
    font-weight: var(--font-weight-bold);
    transition: all var(--transition-normal);
}

.footer-cta:hover {
    background-color: var(--color-white);
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.6);
}

/* ===== BACK TO TOP ===== */
.back-to-top {
    position: fixed;
    bottom: var(--spacing-lg);
    left: var(--spacing-lg);
    width: 50px;
    height: 50px;
    background-color: var(--color-secondary);
    color: var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-medium);
    transition: all var(--transition-normal);
    opacity: 0;
    visibility: hidden;
    z-index: 998;
}

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

.back-to-top:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-3px);
    box-shadow: var(--shadow-heavy);
}

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

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0) translateX(-50%);
    }
    40% {
        transform: translateY(-10px) translateX(-50%);
    }
    60% {
        transform: translateY(-5px) translateX(-50%);
    }
}

/* ===== RESPONSIVIDADE ===== */
@media (max-width: 768px) {
    :root {
        --header-height: 80px;
    }
    
    .header-container {
        padding: var(--spacing-xs) var(--spacing-md);
    }
    
    .logo {
        height: 60px;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-list {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--color-primary);
        flex-direction: column;
        gap: 0;
        padding: var(--spacing-md);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-normal);
    }
    
    .nav-list.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-link {
        display: block;
        padding: var(--spacing-md);
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .nav-link:last-child {
        border-bottom: none;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-button {
        width: 100%;
        max-width: 300px;
    }
    
    .diferenciais-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .back-to-top {
        bottom: var(--spacing-md);
        left: var(--spacing-md);
        width: 45px;
        height: 45px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .section {
        padding: var(--spacing-xl) 0;
    }
    
    .diferencial-card {
        padding: var(--spacing-lg);
    }
    
    .scroll-indicator {
        bottom: var(--spacing-lg);
    }
}


/* ===== RESPONSIVIDADE ADICIONAL ===== */

/* Tablets pequenos e celulares grandes */
@media (max-width: 600px) {
    .hero-title {
        font-size: clamp(2rem, 8vw, 3rem);
        line-height: 1.1;
    }
    
    .hero-subtitle {
        font-size: clamp(1rem, 4vw, 1.2rem);
        margin-bottom: var(--spacing-lg);
    }
    
    .section-title {
        font-size: clamp(1.8rem, 6vw, 2.5rem);
        margin-bottom: var(--spacing-md);
    }
    
    .diferencial-card {
        padding: var(--spacing-md);
    }
    
    .diferencial-card h3 {
        font-size: 1.3rem;
    }
}

/* Dispositivos muito pequenos */
@media (max-width: 360px) {
    .container {
        padding: 0 var(--spacing-xs);
    }
    
    .hero-title {
        font-size: 1.8rem;
    }
    
    .hero-subtitle {
        font-size: 0.9rem;
    }
    
    .cta-button {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 0.9rem;
    }
    
    .logo {
        height: 50px;
    }
}

/* Tablets em modo paisagem */
@media (min-width: 769px) and (max-width: 1024px) {
    .diferenciais-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .hero-title {
        font-size: clamp(3rem, 6vw, 4rem);
    }
}

/* Telas grandes */
@media (min-width: 1200px) {
    .container {
        max-width: 1200px;
    }
    
    .hero-title {
        font-size: 4.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.4rem;
    }
}