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

:root {
    --primary-color: #000000;
    --secondary-color: #ffffff;
    --accent-color: #a0a0a0;
    --text-gray: #a0a0a0;
    --background-color: #000000;
    --card-bg-color: rgba(255, 255, 255, 0.08);
    --card-border-color: rgba(255, 255, 255, 0.12);
    --text-color: #ffffff;
    --border-radius: 8px;
    --button-radius: 50px;
    --container-width: 100%;
    --container-max-width: 480px;
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-xxl: 48px;
    --font-size-small: 14px;
    --font-size-base: 16px;
    --font-size-medium: 18px;
    --font-size-large: 20px;
    --font-size-xl: 24px;
    --font-size-xxl: 32px;
    --line-height: 1.6;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: var(--line-height);
    font-size: var(--font-size-base);
}

/* Estrutura do AppSite (formato mobile-first) */
.app-container {
    width: var(--container-width);
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: var(--spacing-md);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

/* Cabeçalho */
header {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-xl) 0;
    position: relative;
    width: 100%;
}

header::after {
    content: '';
    position: absolute;
    top: 0;
    left: -50%;
    width: 200%;
    height: 100%;
    background: linear-gradient(90deg, rgba(40, 40, 40, 0) 0%, rgba(40, 40, 40, 0.3) 50%, rgba(40, 40, 40, 0) 100%);
    z-index: -1;
    transform: translateY(-50%) skewY(-3deg);
}

.header-container {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    text-align: left;
    position: relative;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
}

.logo.animate {
    opacity: 1;
    transform: translateY(0);
}

.logo-img {
    height: 65px;
    width: auto;
    display: block;
    filter: brightness(0) invert(1);
    transition: var(--transition);
}

.logo a:hover .logo-img {
    opacity: 0.9;
}

.logo h1 {
    font-size: var(--font-size-xxl);
    font-weight: 700;
    letter-spacing: 3px;
    position: relative;
    display: inline-block;
}

.wave-divider {
    width: 100%;
    max-width: 300px;
    margin: 0 auto var(--spacing-md);
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
}

.wave-divider.animate {
    opacity: 0.8;
    transform: translateY(0);
}

/* Navegação */
nav {
    display: flex;
    align-items: center;
}

/* Botões */
.btn-primary {
    display: inline-block;
    background-color: #e0e0e0;
    color: var(--primary-color);
    font-weight: 600;
    padding: var(--spacing-sm) var(--spacing-xl);
    border-radius: var(--button-radius);
    text-decoration: none;
    text-align: center;
    transition: var(--transition);
    letter-spacing: 0.5px;
    box-shadow: 0 4px 12px rgba(255, 255, 255, 0.15);
    opacity: 0;
    transform: translateY(20px);
}

.btn-primary.animate {
    opacity: 1;
    transform: translateY(0);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(255, 255, 255, 0.2);
}

.btn-secondary {
    display: inline-block;
    background-color: transparent;
    color: var(--secondary-color);
    font-weight: 600;
    padding: var(--spacing-sm) var(--spacing-xl);
    border-radius: var(--button-radius);
    text-decoration: none;
    text-align: center;
    transition: var(--transition);
    border: 2px solid var(--secondary-color);
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateY(20px);
}

.btn-secondary.animate {
    opacity: 1;
    transform: translateY(0);
}

.btn-secondary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--secondary-color);
    transform: translateX(-100%);
    transition: var(--transition);
    z-index: -1;
}

.btn-secondary:hover {
    color: var(--primary-color);
    transform: translateY(-3px);
}

.btn-secondary:hover::before {
    transform: translateX(0);
}

.btn-secondary.clicked {
    animation: pulse 0.5s ease;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(0.95); }
    100% { transform: scale(1); }
}

/* Seções */
section {
    margin-bottom: var(--spacing-xxl);
    padding: var(--spacing-md) 0;
    position: relative;
}

.section-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-xl);
    position: relative;
    padding-bottom: var(--spacing-md);
    letter-spacing: 0.5px;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
}

.section-title.animate {
    opacity: 1;
    transform: translateY(0);
}

.section-title:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 3px;
    background-color: #ffffff;
    border-radius: 2px;
}

.hero {
    text-align: center;
    padding: var(--spacing-lg) var(--spacing-md);
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: -20%;
    width: 140%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(50, 50, 50, 0.4) 0%, rgba(0, 0, 0, 0) 70%);
    z-index: -1;
}

.hero h2 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-lg);
    font-weight: 700;
    letter-spacing: 0.5px;
    position: relative;
    display: inline-block;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
}

.hero h2.animate {
    opacity: 1;
    transform: translateY(0);
}

.hero h2::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 25%;
    width: 50%;
    height: 2px;
    background-color: #ffffff;
}

.hero p {
    margin-bottom: var(--spacing-lg);
    max-width: 90%;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.8;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
}

.hero p.animate {
    opacity: 1;
    transform: translateY(0);
}

/* Cards de serviço */
.services {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.service-card {
    background-color: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--card-border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-xl) var(--spacing-lg);
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    opacity: 0;
    transform: translateY(30px);
}

.service-card.animate {
    opacity: 1;
    transform: translateY(0);
}

.card-accent {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, transparent, #ffffff, transparent);
    transform: scaleX(0);
    transition: var(--transition);
}

.service-card:hover .card-accent {
    transform: scaleX(1);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.2);
}

.service-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto var(--spacing-sm);
    display: flex;
    justify-content: center;
    align-items: center;
    transition: var(--transition);
}

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

.service-icon.pulse {
    animation: iconPulse 2s infinite;
}

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

/* Emoji icon na página inicial */
.emoji-icon {
    font-size: 5rem;
    line-height: 1;
    display: inline-block;
    transition: var(--transition);
}

.service-card:hover .emoji-icon {
    transform: scale(1.2);
    animation: iconPulse 2s infinite;
}

.icon {
    width: 100%;
    height: auto;
    transition: var(--transition);
    filter: brightness(0) invert(1);
}

.service-card h3 {
    font-size: var(--font-size-medium);
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    color: #ffffff;
}

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

/* Seção Missão */
.mission {
    background-color: rgba(255, 255, 255, 0.03);
    border-radius: var(--border-radius);
    padding: var(--spacing-xl);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateY(30px);
    transition: var(--transition);
}

.mission.animate {
    opacity: 1;
    transform: translateY(0);
}

.mission::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(50, 50, 50, 0.1) 0%, rgba(0, 0, 0, 0) 100%);
    z-index: -1;
}

.mission-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.mission-content p {
    line-height: 1.8;
    font-size: var(--font-size-medium);
    margin-bottom: var(--spacing-lg);
}

.mission-content p:last-child {
    margin-bottom: 0;
}

/* Seção Participação */
.participation {
    text-align: center;
    padding: var(--spacing-xl) var(--spacing-md);
    background-color: rgba(255, 255, 255, 0.03);
    border-radius: var(--border-radius);
    margin-top: var(--spacing-xxl);
    opacity: 0;
    transform: translateY(30px);
    transition: var(--transition);
}

.participation.animate {
    opacity: 1;
    transform: translateY(0);
}

.participation p {
    margin-bottom: var(--spacing-lg);
    max-width: 90%;
    margin-left: auto;
    margin-right: auto;
}

/* Rodapé */
footer {
    text-align: center;
    padding: var(--spacing-xl) 0 var(--spacing-lg);
    margin-top: auto;
    font-size: var(--font-size-small);
    opacity: 0.7;
    position: relative;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 25%;
    width: 50%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--text-gray), transparent);
}

/* Animações */
.animate {
    animation: fadeInUp 0.8s ease forwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsividade para telas maiores mantendo o formato de app */
@media (min-width: 768px) {
    .app-container {
        box-shadow: 0 0 30px rgba(255, 255, 255, 0.05);
        margin: var(--spacing-xl) auto;
        min-height: calc(100vh - 2 * var(--spacing-xl));
        border-radius: 12px;
        border: 1px solid rgba(255, 255, 255, 0.05);
    }
    
    .logo-img {
        height: 75px;
    }
}