/* Resets e Variáveis baseadas na Identidade Visual Modernizada */
:root {
    --bg-dark: #050B14;
    --bg-secondary: #0A192F;
    --cyan-neon: #00F0FF;
    --cyan-light: #6CE4FF;
    --orange-neon: #FF6B00;
    --text-light: #E6E6E6;
    --glass-bg: rgba(10, 25, 47, 0.6);
    --glass-border: rgba(0, 240, 255, 0.2);
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-light);
    font-family: 'Inter', sans-serif;
    overflow-x: hidden;
    line-height: 1.6;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 0;
}

/* Tipografia Utilitária */
.cyan-text { color: var(--cyan-neon); }
.orange-text { color: var(--orange-neon); }

/* --- HERO SECTION --- */
.hero-section {
    position: relative;
    width: 100vw;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

.hero-bg-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
    filter: brightness(0.7);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(5, 11, 20, 0.9) 0%, rgba(10, 25, 47, 0.7) 100%);
    z-index: 1;
}

#tsparticles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
    pointer-events: none;
    opacity: 0.5; /* Partículas sutis */
}

.hero-content {
    position: relative;
    z-index: 3;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.logo-container {
    position: relative;
    animation: fadeUp 1s ease-out;
}

.logo-text {
    font-family: 'Oswald', sans-serif;
    font-size: 3.5rem;
    line-height: 1.1;
    letter-spacing: 2px;
    text-shadow: 0 0 20px rgba(0, 240, 255, 0.5);
}

.logo-highlight {
    color: var(--cyan-neon);
    font-size: 4rem;
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-top: 1rem;
    color: var(--cyan-light);
    letter-spacing: 1px;
    margin-bottom: 2rem;
}

/* Botões Globais */
.neon-btn {
    display: inline-block;
    padding: 14px 30px;
    background: rgba(0, 240, 255, 0.1);
    border: 2px solid var(--cyan-neon);
    color: var(--cyan-neon);
    font-family: 'Oswald', sans-serif;
    font-size: 1.2rem;
    letter-spacing: 2px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    text-transform: uppercase;
}

.neon-btn:hover {
    background: var(--cyan-neon);
    color: var(--bg-dark);
    box-shadow: 0 0 20px var(--cyan-neon), 0 0 40px var(--cyan-neon);
}

/* --- ABOUT SECTION --- */
.about-section {
    display: flex;
    flex-direction: column;
    gap: 3rem;
    align-items: center;
    padding: 6rem 0;
}

@media (min-width: 768px) {
    .about-section {
        flex-direction: row;
        justify-content: space-between;
    }
    .about-text, .video-player-container {
        flex: 1;
    }
}

.about-text h2 {
    font-family: 'Oswald', sans-serif;
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.about-text p {
    font-size: 1.1rem;
    color: #ccc;
}

/* Glassmorphism Classes Globais */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.5);
}

.video-player-container {
    padding: 1rem;
    display: flex;
    justify-content: center;
    align-items: center;
}

.main-video {
    width: 100%;
    border-radius: 8px;
    outline: none;
}

/* --- PROJECTS SECTION --- */
.projects-section {
    padding: 4rem 0;
    text-align: center;
}

.section-title {
    font-family: 'Oswald', sans-serif;
    font-size: 2.5rem;
    margin-bottom: 3rem;
}

.projects-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .projects-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.project-card {
    padding: 2rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: left;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 240, 255, 0.2);
    border-color: var(--cyan-neon);
}

.project-card h3 {
    font-family: 'Oswald', sans-serif;
    color: var(--cyan-light);
    margin-bottom: 0.5rem;
    font-size: 1.5rem;
}

/* --- SHARKS SECTION --- */
.sharks-section {
    padding: 4rem 0;
    text-align: center;
}

.sharks-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .sharks-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .sharks-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.shark-card {
    padding: 1rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
}

.shark-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 240, 255, 0.2);
    border-color: var(--cyan-neon);
}

.shark-img-wrapper {
    position: relative;
    width: 100%;
    aspect-ratio: 1 / 1;
    border-radius: 12px;
    overflow: hidden;
}

.shark-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: filter 0.4s ease;
}

.shark-hover-reveal {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(5, 11, 20, 0.85);
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.shark-hover-reveal h3 {
    font-family: 'Oswald', sans-serif;
    font-size: 2.2rem;
    color: var(--cyan-neon);
    text-transform: uppercase;
    letter-spacing: 2px;
    transform: translateY(20px);
    transition: transform 0.4s ease;
    text-shadow: 0 0 15px var(--cyan-neon);
}

.shark-card:hover .shark-img-wrapper img {
    filter: blur(4px) grayscale(80%);
}

.shark-card:hover .shark-hover-reveal {
    opacity: 1;
}

.shark-card:hover .shark-hover-reveal h3 {
    transform: translateY(0);
}

/* --- REGISTRATION SECTION --- */
.registration-section {
    background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-secondary) 100%);
    padding: 6rem 0;
    display: flex;
    justify-content: center;
}

.glass-form-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 3rem;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.5);
    max-width: 500px;
    width: 100%;
    margin: 0 auto;
    text-align: center;
}

.glass-form-card h2 {
    font-family: 'Oswald', sans-serif;
    color: var(--cyan-light);
    font-size: 2.2rem;
    margin-bottom: 0.5rem;
}

.glass-form-card p {
    font-size: 1rem;
    color: #ccc;
    margin-bottom: 2rem;
}

/* Inputs */
.input-group {
    margin-bottom: 1.5rem;
    text-align: left;
}

.input-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--cyan-light);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.input-wrapper input {
    width: 100%;
    padding: 14px 16px;
    background: rgba(5, 11, 20, 0.7);
    border: 1px solid rgba(0, 240, 255, 0.3);
    border-radius: 8px;
    color: #fff;
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    transition: all 0.3s ease;
    outline: none;
}

.input-wrapper input:focus {
    border-color: var(--cyan-neon);
    box-shadow: 0 0 15px rgba(0, 240, 255, 0.4);
    background: rgba(5, 11, 20, 0.9);
}

.submit-btn {
    width: 100%;
    margin-top: 1rem;
}

/* --- FOOTER --- */
footer {
    text-align: center;
    padding: 2rem 0;
    background-color: #02060B;
    font-size: 0.9rem;
    color: #888;
}

/* --- ANIMATIONS --- */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(40px); }
    to { opacity: 1; transform: translateY(0); }
}