:root {
    --cream: #f0e6d3;
    --cream-dark: #c4b8a5;
    --black: #0a0a0a;
    --font-body: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    --ease: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-out: cubic-bezier(0.33, 1, 0.68, 1);
}

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

html {
    height: 100%;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    height: 100%;
    overflow: hidden;
    font-family: var(--font-body);
    background: var(--black);
    color: var(--cream);
    cursor: none;
    text-rendering: optimizeLegibility;
}

::selection {
    background: var(--cream);
    color: var(--black);
}

a { 
    color: inherit; 
    text-decoration: none;
    transition: opacity 0.3s ease;
}

a:hover { opacity: 0.6; }

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

.preloader {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: all;
}

.preloader.done {
    pointer-events: none;
}

.preloader-bg {
    position: absolute;
    inset: 0;
    background: var(--black);
    transform-origin: top;
    transition: transform 1.4s var(--ease);
}

.preloader.done .preloader-bg {
    transform: scaleY(0);
}

.preloader-content {
    text-align: center;
    transition: opacity 0.6s ease, transform 0.6s var(--ease);
}

.preloader.done .preloader-content {
    opacity: 0;
    transform: translateY(-30px);
}

.preloader-logo {
    font-family: var(--font-body);
    font-size: clamp(1.4rem, 3.5vw, 2.2rem);
    font-weight: 300;
    letter-spacing: 0.5em;
    margin-bottom: 50px;
    text-transform: uppercase;
}

.preloader-logo .char {
    display: inline-block;
    opacity: 0;
    transform: translateY(100%);
    animation: charIn 0.8s var(--ease) forwards;
}

.preloader-logo .char:nth-child(1) { animation-delay: 0.1s; }
.preloader-logo .char:nth-child(2) { animation-delay: 0.15s; }
.preloader-logo .char:nth-child(3) { animation-delay: 0.2s; }
.preloader-logo .char:nth-child(4) { animation-delay: 0.25s; }
.preloader-logo .char:nth-child(5) { animation-delay: 0.3s; }
.preloader-logo .char:nth-child(6) { animation-delay: 0.35s; }
.preloader-logo .char:nth-child(7) { animation-delay: 0.4s; }
.preloader-logo .char:nth-child(8) { animation-delay: 0.45s; }
.preloader-logo .char:nth-child(9) { animation-delay: 0.5s; }
.preloader-logo .char:nth-child(10) { animation-delay: 0.55s; }

@keyframes charIn {
    to { opacity: 1; transform: translateY(0); }
}

.preloader-progress {
    width: 180px;
    height: 1px;
    background: rgba(240, 230, 211, 0.15);
    margin: 0 auto;
    overflow: hidden;
}

.preloader-progress-bar {
    height: 100%;
    width: 0;
    background: var(--cream);
    transition: width 0.4s var(--ease);
}

.cursor {
    display: none;
}

.cursor-dot {
    position: fixed;
    width: 6px;
    height: 6px;
    background: var(--cream);
    border-radius: 50%;
    pointer-events: none;
    z-index: 10000;
    transform: translate(-50%, -50%);
    transition: transform 0.15s ease, opacity 0.3s ease;
    mix-blend-mode: difference;
}

.video-bg {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background: var(--black);
}

.video-bg video {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    object-fit: cover;
    opacity: 0;
    will-change: opacity;
}

.video-bg video.active {
    opacity: 1;
}

.video-overlay {
    position: absolute;
    inset: 0;
    background: 
        linear-gradient(180deg, rgba(10,10,10,0.3) 0%, transparent 30%, transparent 70%, rgba(10,10,10,0.4) 100%),
        radial-gradient(ellipse at center, transparent 0%, rgba(10,10,10,0.2) 100%);
    pointer-events: none;
}

.video-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    opacity: 0.018;
    pointer-events: none;
    mix-blend-mode: overlay;
}

.ambient {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 1;
    opacity: 0.5;
    overflow: hidden;
}

.glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    will-change: transform;
}

.glow-1 {
    width: 50vw;
    height: 50vw;
    max-width: 600px;
    max-height: 600px;
    background: radial-gradient(circle, rgba(240, 230, 211, 0.12) 0%, transparent 70%);
    top: -20%;
    right: -15%;
    animation: float1 25s ease-in-out infinite;
}

.glow-2 {
    width: 40vw;
    height: 40vw;
    max-width: 500px;
    max-height: 500px;
    background: radial-gradient(circle, rgba(240, 230, 211, 0.08) 0%, transparent 70%);
    bottom: -15%;
    left: -10%;
    animation: float2 30s ease-in-out infinite;
}

.glow-3 {
    width: 30vw;
    height: 30vw;
    max-width: 400px;
    max-height: 400px;
    background: radial-gradient(circle, rgba(240, 230, 211, 0.06) 0%, transparent 70%);
    top: 40%;
    left: 50%;
    animation: float3 35s ease-in-out infinite;
}

@keyframes float1 {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(-20px, 30px) rotate(5deg); }
    66% { transform: translate(15px, -20px) rotate(-3deg); }
}

@keyframes float2 {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(30px, -25px) rotate(-5deg); }
    66% { transform: translate(-25px, 15px) rotate(3deg); }
}

@keyframes float3 {
    0%, 100% { transform: translate(-50%, 0) rotate(0deg); }
    50% { transform: translate(-50%, 30px) rotate(5deg); }
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    padding: 45px 55px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    z-index: 100;
    pointer-events: none;
}

.header * {
    pointer-events: auto;
}

.nav-left {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.nav-link {
    font-size: 0.6rem;
    font-weight: 400;
    letter-spacing: 0.2em;
    opacity: 0.7;
    transition: opacity 0.4s ease, letter-spacing 0.4s var(--ease);
    cursor: pointer;
    display: inline-block;
    position: relative;
    text-transform: uppercase;
}

.nav-link:hover { 
    opacity: 1;
    letter-spacing: 0.25em;
}

.nav-link.active {
    opacity: 1;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--cream);
    transition: width 0.4s var(--ease);
}

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

.sound-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    opacity: 0.7;
    transition: opacity 0.4s ease;
    position: relative;
    cursor: pointer;
}

.sound-btn:hover { opacity: 1; }

.sound-bars {
    display: flex;
    align-items: flex-end;
    gap: 3px;
    height: 14px;
}

.sound-bars i {
    width: 2px;
    background: var(--cream);
    display: block;
    transition: height 0.2s ease;
}

.sound-bars i:nth-child(1) { height: 4px; }
.sound-bars i:nth-child(2) { height: 9px; }
.sound-bars i:nth-child(3) { height: 5px; }
.sound-bars i:nth-child(4) { height: 11px; }

.sound-btn.active .sound-bars i {
    animation: wave 0.5s ease-in-out infinite alternate;
}

.sound-btn.active .sound-bars i:nth-child(1) { animation-delay: 0s; }
.sound-btn.active .sound-bars i:nth-child(2) { animation-delay: 0.1s; }
.sound-btn.active .sound-bars i:nth-child(3) { animation-delay: 0.2s; }
.sound-btn.active .sound-bars i:nth-child(4) { animation-delay: 0.15s; }

@keyframes wave {
    0% { height: 4px; }
    100% { height: 14px; }
}

.sound-text {
    font-size: 0.5rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
}

.main {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    pointer-events: none;
}

.projects {
    text-align: center;
    pointer-events: auto;
    opacity: 0;
    visibility: hidden;
    transform: translateY(30px);
    transition: all 0.7s var(--ease);
}

.projects.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.project {
    font-family: var(--font-body);
    font-size: clamp(0.75rem, 1.8vw, 1rem);
    font-weight: 300;
    letter-spacing: 0.12em;
    line-height: 2.6;
    cursor: pointer;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s var(--ease);
    position: relative;
    text-transform: uppercase;
}

.projects.visible .project {
    opacity: 0.5;
    transform: translateY(0);
}

.projects.visible .project:nth-child(1) { transition-delay: 0.05s; }
.projects.visible .project:nth-child(2) { transition-delay: 0.1s; }
.projects.visible .project:nth-child(3) { transition-delay: 0.15s; }
.projects.visible .project:nth-child(4) { transition-delay: 0.2s; }
.projects.visible .project:nth-child(5) { transition-delay: 0.25s; }
.projects.visible .project:nth-child(6) { transition-delay: 0.3s; }

.project::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 0.4em;
    width: 0;
    height: 1px;
    background: var(--cream);
    transform: translateX(-50%);
    transition: width 0.5s var(--ease);
}

.project:hover {
    opacity: 1;
    letter-spacing: 0.18em;
}

.project:hover::after {
    width: 60%;
}

.project.active {
    opacity: 1;
}

.project.active::after {
    width: 40%;
    opacity: 0.5;
}

.projects.visible:hover .project:not(:hover):not(.active) {
    opacity: 0.15;
}

.hud {
    position: fixed;
    bottom: 45px;
    right: 55px;
    z-index: 100;
    text-align: right;
    pointer-events: none;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.8s var(--ease) 0.3s;
}

.loaded .hud {
    opacity: 1;
    transform: translateY(0);
}

.hud-info {
    margin-bottom: 14px;
}

.hud-label {
    display: block;
    font-size: 0.4rem;
    letter-spacing: 0.3em;
    opacity: 0.35;
    margin-bottom: 8px;
    text-transform: uppercase;
}

.hud-title {
    font-family: var(--font-body);
    font-size: 0.6rem;
    font-weight: 300;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.hud-progress {
    width: 120px;
    height: 1px;
    background: rgba(240, 230, 211, 0.1);
    margin-left: auto;
    overflow: hidden;
}

.hud-bar {
    height: 100%;
    width: 0;
    background: var(--cream);
    opacity: 0.6;
    transition: width 0.15s linear;
}

.footer {
    position: fixed;
    bottom: 45px;
    left: 55px;
    z-index: 100;
    pointer-events: none;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.8s var(--ease) 0.4s;
}

.loaded .footer {
    opacity: 1;
    transform: translateY(0);
}

.footer span {
    font-size: 0.5rem;
    letter-spacing: 0.15em;
    opacity: 0.4;
}

.panel {
    position: fixed;
    inset: 0;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.6s var(--ease);
}

.panel.active {
    opacity: 1;
    visibility: visible;
}

.panel-bg {
    position: absolute;
    inset: 0;
    background: rgba(10, 10, 10, 0.98);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
}

.panel-content {
    position: relative;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 80px 60px;
    text-align: center;
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.6s var(--ease) 0.1s;
}

.panel.active .panel-content {
    opacity: 1;
    transform: translateY(0);
}

.panel-close {
    position: absolute;
    top: 45px;
    right: 55px;
    font-size: 1.8rem;
    font-weight: 200;
    opacity: 0.5;
    transition: all 0.4s ease;
    cursor: pointer;
    z-index: 10;
    line-height: 1;
}

.panel-close:hover {
    opacity: 1;
    transform: rotate(90deg);
}

.panel h2 {
    font-family: var(--font-body);
    font-size: clamp(1.3rem, 3.5vw, 2rem);
    font-weight: 300;
    letter-spacing: 0.35em;
    margin-bottom: 25px;
    text-transform: uppercase;
}

.panel h2.about-title {
    font-size: clamp(0.9rem, 2.5vw, 1.4rem);
    letter-spacing: 0.25em;
}

.panel-bio {
    font-size: 0.7rem;
    font-weight: 300;
    letter-spacing: 0.05em;
    opacity: 0.6;
    margin-bottom: 50px;
    max-width: 380px;
    line-height: 2;
}

.panel-grid {
    display: flex;
    gap: 100px;
    margin-bottom: 50px;
}

.panel-col h3 {
    font-size: 0.45rem;
    letter-spacing: 0.35em;
    opacity: 0.35;
    margin-bottom: 18px;
    font-weight: 400;
    text-transform: uppercase;
}

.panel-col a {
    font-size: 0.65rem;
    letter-spacing: 0.1em;
    line-height: 2.2;
    display: block;
    opacity: 0.8;
}

.panel-col a:hover { opacity: 0.5; }

.contact-link {
    font-size: 0.85rem !important;
    font-weight: 300;
    letter-spacing: 0.08em !important;
}

.social-links {
    display: flex;
    gap: 50px;
}

.social-links a {
    font-size: 0.55rem;
    letter-spacing: 0.25em;
    opacity: 0.5;
    transition: opacity 0.4s ease;
    text-transform: uppercase;
}

.social-links a:hover { opacity: 1; }

.loaded .header {
    animation: fadeSlideDown 1s var(--ease) 0.2s forwards;
    opacity: 0;
}

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


@media (max-width: 1024px) {
    .header { padding: 35px 40px; }
    .hud { right: 40px; bottom: 35px; }
    .footer { left: 40px; bottom: 35px; }
    
    .project {
        font-size: clamp(0.7rem, 1.8vw, 0.9rem);
        line-height: 2.5;
    }
}

@media (max-width: 768px) {
    body { cursor: auto; }
    .cursor, .cursor-dot { display: none !important; }
    
    .header { 
        padding: 25px 30px;
        align-items: center;
    }
    
    .nav-left {
        flex-direction: row;
        gap: 25px;
    }
    
    .nav-link {
        font-size: 0.55rem;
    }
    
    .sound-text { display: none; }
    
    .main {
        padding: 100px 25px;
    }
    
    .projects {
        width: 100%;
    }
    
    .project {
        font-size: clamp(0.65rem, 3.2vw, 0.85rem);
        line-height: 2.8;
        letter-spacing: 0.08em;
    }
    
    .project:hover {
        letter-spacing: 0.12em;
    }
    
    .hud {
        bottom: 25px;
        right: 30px;
    }
    
    .hud-label { font-size: 0.35rem; }
    .hud-title { font-size: 0.5rem; }
    .hud-progress { width: 70px; }
    
    .footer {
        bottom: 25px;
        left: 30px;
    }
    
    .footer span { font-size: 0.4rem; }
    
    .panel-content { 
        padding: 100px 30px 50px;
        justify-content: flex-start;
        overflow-y: auto;
    }
    
    .panel-close { 
        top: 25px; 
        right: 30px;
        font-size: 1.5rem;
    }
    
    .panel h2 {
        font-size: clamp(1rem, 5vw, 1.5rem);
        letter-spacing: 0.2em;
        margin-bottom: 20px;
    }
    
    .panel-bio {
        font-size: 0.6rem;
        margin-bottom: 40px;
    }
    
    .panel-grid {
        flex-direction: column;
        gap: 40px;
        width: 100%;
    }
    
    .panel-col h3 {
        font-size: 0.4rem;
        margin-bottom: 14px;
    }
    
    .panel-col a {
        font-size: 0.55rem;
    }
    
    .contact-link {
        font-size: 0.7rem !important;
        word-break: break-all;
    }
    
    .social-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: 30px;
        margin-top: 30px;
    }
    
    .social-links a {
        font-size: 0.5rem;
    }
    
    .video-bg video {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        width: 177.78vh; /* 16:9 ratio - largura baseada na altura */
        height: 100%;
        min-width: 100%;
        min-height: 56.25vw; /* 16:9 ratio - altura mínima baseada na largura */
        max-height: 100vh;
        object-fit: cover;
    }
    
    .glow-1, .glow-2, .glow-3 {
        width: 60vw;
        height: 60vw;
        filter: blur(80px);
    }
    
    .preloader-logo {
        font-size: clamp(1rem, 5vw, 1.5rem);
        letter-spacing: 0.4em;
    }
    
    .preloader-progress {
        width: 140px;
    }
}

@media (max-width: 380px) {
    .header { padding: 20px 25px; }
    .nav-link { font-size: 0.5rem; }
    .nav-left { gap: 18px; }
    
    .project {
        font-size: 0.6rem;
        line-height: 3;
    }
    
    .hud { bottom: 20px; right: 25px; }
    .footer { bottom: 20px; left: 25px; }
    
    .panel h2 { font-size: 0.9rem; }
    .contact-link { font-size: 0.6rem !important; }
}

@media (max-height: 500px) and (orientation: landscape) {
    .main { padding: 80px 30px; }
    
    .project {
        font-size: 0.6rem;
        line-height: 2.2;
    }
    
    .header { padding: 20px 35px; }
    .hud, .footer { bottom: 20px; }
    
    .preloader-logo {
        font-size: 1rem;
        margin-bottom: 25px;
    }
}

@media (hover: none) {
    .project:hover {
        letter-spacing: 0.12em;
        transform: none;
    }
    
    .projects.visible:hover .project:not(:hover):not(.active) {
        opacity: 0.5;
    }
}