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

:root {
    --black: #000000;
    --white: #ffffff;
    --accent: #C9FCFE;
    --muted: rgba(255, 255, 255, 0.7);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Bebas Neue', sans-serif;
    background: var(--black);
    color: var(--white);
    line-height: 1.6;
    letter-spacing: 1px;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: inherit;
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 26px 60px;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(201, 252, 254, 0.08);
    transition: all 0.3s ease;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

nav.scrolled {
    padding: 18px 60px;
    background: rgba(0, 0, 0, 0.95);
}

.nav-logo {
    text-decoration: none;
    text-transform: uppercase;
    color: var(--white);
    font-size: 32px;
    letter-spacing: 4px;
    font-weight: 400;
    transition: color 0.3s ease;
}

.nav-logo:hover {
    color: var(--accent);
}

nav ul {
    list-style: none;
    display: flex;
    justify-content: flex-end;
    gap: 36px;
    font-size: 18px;
    letter-spacing: 2px;
}

nav a {
    text-decoration: none;
    text-transform: uppercase;
    color: var(--white);
    transition: color 0.3s ease;
}

nav a:hover {
    color: var(--accent);
}

/* Hero Section */
.hero {
    min-height: 52vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 120px 60px 60px;
}

.hero--sub {
    min-height: 35vh;
    padding: 140px 60px 60px;
}

.hero h1 {
    font-size: 72px;
    letter-spacing: 10px;
    margin-bottom: 12px;
    text-transform: uppercase;
}

.hero h2 {
    font-size: 22px;
    letter-spacing: 6px;
    font-weight: 400;
    opacity: 0.8;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.hero p {
    font-size: 16px;
    letter-spacing: 4px;
    opacity: 0.6;
    text-transform: uppercase;
}

/* Section Styles */
section {
    padding: 90px 70px;
    max-width: 1600px;
    margin: 0 auto;
}

section h2 {
    font-size: 48px;
    letter-spacing: 6px;
    margin-bottom: 50px;
    text-transform: uppercase;
    text-align: center;
    position: relative;
}

section h2::after {
    content: '';
    display: block;
    width: 110px;
    height: 3px;
    background: var(--accent);
    margin: 16px auto 0;
}

/* Portfolio */
.portfolio {
    padding-top: 30px;
    padding-bottom: 110px;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(480px, 1fr));
    gap: 36px;
    align-items: stretch;
}

.portfolio-grid--featured {
    grid-template-columns: repeat(auto-fit, minmax(700px, 1fr));
    gap: 44px;
}

.botoes{
    display: none;
    justify-content: center;
    align-items: center;
    gap: 20px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);   
}

@keyframes animation {
    from{
        opacity: 0.2;
    }
    to{
        opacity: 1;
    }
}

.botao1, .botao2, .botao3, .botao4{
    opacity: 0.2;
}

.botao1:hover{
    animation-name: animation;
    animation-duration: 0.6s;
    animation-timing-function: ease;
    animation-fill-mode: forwards;
}

.botao2:hover{
    animation-name: animation;
    animation-duration: 0.6s;
    animation-timing-function: ease;
    animation-fill-mode: forwards;
}

.botao3:hover{
    animation-name: animation;
    animation-duration: 0.6s;
    animation-timing-function: ease;
    animation-fill-mode: forwards;
}

.botao4:hover{
    animation-name: animation;
    animation-duration: 0.6s;
    animation-timing-function: ease;
    animation-fill-mode: forwards;
}

.botaoShadow{
 filter: drop-shadow(0px 0px 10px #000) ;}

.portfolio-item {
    position: relative;
    display: block;
    width: 100%;
    aspect-ratio: 16 / 9;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(201, 252, 254, 0.08);
    overflow: hidden;
    cursor: pointer;
    text-decoration: none;
    color: var(--white);
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.portfolio-item:hover {
    transform: translateY(-4px);
    border-color: rgba(201, 252, 254, 0.35);
}


.portfolio-item img,
.portfolio-item video,
.portfolio-item iframe {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.portfolio-item-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 18px 22px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.75), transparent);
}

.portfolio-item h3 {
    font-size: 22px;
    letter-spacing: 2px;
    margin-bottom: 4px;
    text-transform: uppercase;
    font-weight: 400;
}

.portfolio-item p {
    font-size: 14px;
    letter-spacing: 2px;
    opacity: 0.75;
    text-transform: uppercase;
}

.expand-button {
    position: absolute;
    right: 18px;
    bottom: 18px;
    width: 44px;
    height: 44px;
    border-radius: 999px;
    border: 1px solid rgba(201, 252, 254, 0.6);
    background: rgba(0, 0, 0, 0.55);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    letter-spacing: 0;
    text-transform: uppercase;
    cursor: pointer;
    transition: transform 0.2s ease, opacity 0.2s ease, background 0.2s ease, border-color 0.2s ease;
    opacity: 0.75;
    z-index: 2;
}

.expand-button:hover,
.expand-button:focus {
    opacity: 1;
    border-color: var(--accent);
    background: rgba(0, 0, 0, 0.75);
    transform: translateY(-2px);
    outline: none;
}

.expand-button:focus {
    box-shadow: 0 0 0 2px rgba(201, 252, 254, 0.4);
}

.portfolio-cta {
    margin-top: 44px;
    display: flex;
    justify-content: center;
}

.btn-primary {
    display: inline-block;
    padding: 14px 40px;
    border: 1px solid var(--accent);
    color: var(--accent);
    text-decoration: none;
    letter-spacing: 3px;
    text-transform: uppercase;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background: var(--accent);
    color: var(--black);
    transform: translateY(-2px);
}

/* Video Page */
.video-feature {
    padding: 140px 70px 70px;
}

.video-feature-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.video-heading {
    font-size: 52px;
    letter-spacing: 8px;
    text-transform: uppercase;
    margin: 0;
    text-align: center;
    width: 100%;
}

.video-frame {
    position: relative;
    width: min(1200px, 100%);
    margin: 0 auto;
    aspect-ratio: 16 / 9;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(201, 252, 254, 0.18);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.45);
    overflow: hidden;
}

.video-frame video {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    background: #000000;
}

.sound-toggle {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 56px;
    height: 56px;
    border-radius: 50%;
    border: 2px solid var(--accent);
    background: rgba(0, 0, 0, 0.7);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10;
    backdrop-filter: blur(8px);
    opacity: 0.9;
}

.sound-toggle:hover {
    background: rgba(0, 0, 0, 0.85);
    border-color: var(--white);
    color: var(--white);
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.1);
}

.sound-toggle:active {
    transform: translate(-50%, -50%) scale(0.95);
}

.sound-toggle.active {
    background: rgba(201, 252, 254, 0.2);
    border-color: var(--accent);
    color: var(--accent);
}

.sound-toggle.hidden {
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.sound-toggle svg {
    width: 24px;
    height: 24px;
}

.sound-toggle .sound-icon-off {
    display: block;
}

.sound-toggle .sound-icon-on {
    display: none;
}

.sound-toggle.active .sound-icon-off {
    display: none;
}

.sound-toggle.active .sound-icon-on {
    display: block;
}

.video-meta {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    width: 100%;
    text-align: center;
}

.video-meta h2 {
    font-size: 28px;
    letter-spacing: 4px;
    text-transform: uppercase;
    margin: 0;
    align-self: flex-start;
    text-align: left;
    width: 100%;
}

.btn-contact {
    padding: 12px 32px;
    font-size: 16px;
}

.video-related {
    padding-top: 30px;
}

/* About */
.about {
    text-align: center;
    background: var(--accent);
    color: var(--black);
    max-width: 100%;
}

.about h2 {
    color: var(--black);
}

.about h2::after {
    background: var(--black);
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
    font-size: 20px;
    line-height: 1.9;
    letter-spacing: 1px;
}

.about-content p {
    margin-bottom: 22px;
}

.about-contact {
    margin-top: 32px;
}

.about-contact p {
    font-size: 22px;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.about-contact a {
    display: inline-block;
    margin-top: 8px;
    color: var(--black);
    text-decoration: none;
    border-bottom: 1px solid rgba(0, 0, 0, 0.5);
    letter-spacing: 2px;
}

/* Contact */
.contact {
    text-align: center;
    padding-top: 80px;
    padding-bottom: 110px;
}

.contact-content {
    max-width: 700px;
    margin: 0 auto;
}

.contact-info {
    font-size: 22px;
    letter-spacing: 2px;
    margin-bottom: 40px;
    line-height: 1.9;
}

.contact-info a {
    color: var(--white);
    text-decoration: none;
    display: inline-block;
    margin: 6px 12px;
    border-bottom: 1px solid rgba(201, 252, 254, 0.35);
    transition: all 0.3s ease;
}

.contact-info a:hover {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 24px;
}

.social-links a {
    color: var(--white);
    font-size: 22px;
    text-decoration: none;
    border: 1px solid rgba(255, 255, 255, 0.2);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.social-links a:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-3px);
}

/* Footer */
footer {
    text-align: center;
    padding: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 16px;
    letter-spacing: 2px;
    opacity: 0.7;
}

/* Responsive */
@media (max-width: 1200px) {
    nav {
        padding: 22px 40px;
    }

    nav.scrolled {
        padding: 16px 40px;
    }

    .hero h1 {
        font-size: 60px;
    }

    .portfolio-grid--featured {
        grid-template-columns: repeat(auto-fit, minmax(520px, 1fr));
        gap: 36px;
    }
}

@media (max-width: 768px) {
    nav {
        padding: 18px 24px;
    }

    nav.scrolled {
        padding: 14px 24px;
    }

    .nav-logo {
        font-size: 26px;
        letter-spacing: 3px;
    }

    nav ul {
        gap: 18px;
        font-size: 16px;
    }

    .hero {
        min-height: 55vh;
        padding: 120px 24px 60px;
    }

    .hero h1 {
        font-size: 44px;
        letter-spacing: 6px;
    }

    .hero h2 {
        font-size: 18px;
        letter-spacing: 4px;
    }

    .hero p {
        font-size: 14px;
        letter-spacing: 3px;
    }

    section {
        padding: 70px 24px;
    }

    section h2 {
        font-size: 36px;
        margin-bottom: 36px;
    }

    .portfolio-grid,
    .portfolio-grid--featured {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .about-content,
    .contact-info {
        font-size: 18px;
    }

    .social-links {
        gap: 16px;
    }

    .expand-button {
        width: 40px;
        height: 40px;
        font-size: 16px;
        right: 12px;
        bottom: 12px;
    }

    .video-feature {
        padding: 120px 24px 60px;
    }

    .video-feature-inner {
        gap: 16px;
    }

    .video-heading {
        font-size: 36px;
        letter-spacing: 6px;
    }

    .video-meta h2 {
        font-size: 22px;
        letter-spacing: 3px;
    }

    .btn-contact {
        padding: 10px 26px;
        font-size: 14px;
    }
}