:root{
    --ink: #1A1A1A;
    --ink-2: #221F1D;
    --paper: #F2F2F0;
    --paper-soft: #B0ACA4;
    --red: #B33A2E;
    --red-soft: rgba(179,58,46,0.5);
    --line: rgba(242,242,240,0.12);
    --max: 1240px;
    --gutter: clamp(20px, 5vw, 68px);
  }

  *{ box-sizing:border-box; }
  html{ scroll-behavior:smooth; }
  @media (prefers-reduced-motion: reduce){
    html{ scroll-behavior:auto; }
    *{ animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important; }
  }

  body{
    margin:0;
    background:var(--ink);
    color:var(--paper);
    font-family:'Inter', sans-serif;
    line-height:1.55;
    -webkit-font-smoothing:antialiased;
  }

  a{ color:inherit; }
  ::selection{ background:var(--red); color:var(--paper); }

  .wrap{
    max-width:var(--max);
    margin:0 auto;
    padding-left:var(--gutter);
    padding-right:var(--gutter);
  }

  .label{
    font-family:'Jost', sans-serif;
    font-weight:400;
    font-size:12px;
    letter-spacing:0.22em;
    text-transform:uppercase;
    color:var(--paper-soft);
  }

  .display{
    font-family:'Anton', sans-serif;
    font-weight:400;
    text-transform:uppercase;
    letter-spacing:0.01em;
    line-height:0.98;
  }

  a:focus-visible, button:focus-visible, [tabindex]:focus-visible{
    outline:2px solid var(--red);
    outline-offset:4px;
  }

  /* ---------- brush stroke (signature element) ---------- */
  .brush{
    display:block;
    width:100%;
    height:auto;
    overflow:visible;
  }
  .brush path{
    fill:none;
    stroke:var(--red);
    stroke-linecap:round;
    stroke-width:5;
  }

  /* ---------- intro / entrada ---------- */
  body.intro-lock{ overflow:hidden; height:100vh; }
  .intro{
    position:fixed;
    inset:0;
    z-index:200;
    background:var(--ink);
    overflow:hidden;
    clip-path:circle(150vmax at 50% 50%);
    transition:clip-path 0.6s cubic-bezier(0.76,0,0.24,1);
  }
  .intro.reveal{
    clip-path:circle(0vmax at 50% 50%);
    pointer-events:none;
  }
  .panel{
    position:absolute;
    inset:0;
    transform:translateY(100%);
    z-index:1;
  }
  .panel-red{
    background:var(--red);
    animation:panelIn 0.2s cubic-bezier(0.7,0,0.3,1) forwards 0.1s;
  }
  .panel-white{
    background:var(--paper);
    animation:panelIn 0.2s cubic-bezier(0.7,0,0.3,1) forwards 0.32s;
    display:flex;
    align-items:center;
    justify-content:center;
  }
  @keyframes panelIn{ to{ transform:translateY(0); } }
  .intro-logo{
    position:absolute;
    top:50%; left:50%;
    width:11vmin;
    height:auto;
    transform:translate(-50%,-50%);
    opacity:0;
    animation:logoFade 0.3s ease forwards 0.05s;
  }
  @keyframes logoFade{ to{ opacity:1; } }
  .intro-logo-white{
    width:min(200px, 40vw);
    height:auto;
    opacity:0;
    animation:logoFade 0.3s ease forwards 0.5s;
  }
  .intro-logo-placeholder{
    display:none;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    width:min(200px, 40vw);
    aspect-ratio:1;
    border:1.5px dashed rgba(26,26,26,0.3);
    border-radius:8px;
    opacity:0;
    animation:logoFade 0.3s ease forwards 0.5s;
  }
  .intro-logo-placeholder .cap{
    font-family:'Jost', sans-serif;
    font-size:11px;
    letter-spacing:0.06em;
    text-transform:uppercase;
    color:rgba(26,26,26,0.5);
    text-align:center;
    line-height:1.5;
  }
  .intro-cube{
    position:absolute;
    top:50%; left:50%;
    width:14vmin;
    height:14vmin;
    margin:-7vmin 0 0 -7vmin;
    border:3px solid var(--paper);
    border-radius:6px;
    z-index:2;
    opacity:0;
    animation:cubeFlash 0.5s cubic-bezier(0.16,0.7,0.3,1) forwards;
  }
  @keyframes cubeFlash{
    0%{ transform:scale(0.3) rotate3d(1,1,0,0deg); opacity:0; }
    30%{ opacity:1; transform:scale(1) rotate3d(1,1,0,10deg); }
    100%{ opacity:0; transform:scale(2.4) rotate3d(1,1,0,18deg); }
  }
  .intro-skip{
    position:absolute;
    right:var(--gutter);
    bottom:28px;
    z-index:3;
    background:none;
    border:1px solid var(--line);
    color:var(--paper-soft);
    font-family:'Jost', sans-serif;
    font-size:11px;
    letter-spacing:0.14em;
    text-transform:uppercase;
    padding:9px 16px;
    border-radius:999px;
    cursor:pointer;
    opacity:0.9;
  }
  .intro-skip:hover{ color:var(--paper); border-color:var(--paper-soft); }
  @media (prefers-reduced-motion: reduce){
    .intro{ display:none; }
  }

  /* ---------- header ---------- */
  header.site{
    position:sticky;
    top:0;
    z-index:60;
    background:rgba(26,26,26,0.86);
    backdrop-filter:blur(6px);
    border-bottom:1px solid var(--line);
  }
  .navbar{
    display:grid;
    grid-template-columns:1fr auto 1fr;
    align-items:center;
    padding:12px var(--gutter);
  }
  .brand{
    display:flex;
    align-items:center;
    gap:10px;
    text-decoration:none;
    justify-self:center;
  }
  .brand img{
    height:38px;
    width:auto;
    display:block;
  }
  .nav-group{
    display:flex;
    gap:34px;
  }
  .nav-group.left{ justify-self:start; }
  .nav-group.right{ justify-self:end; }
  .nav-link{
    font-family:'Jost', sans-serif;
    font-size:13px;
    letter-spacing:0.14em;
    text-transform:uppercase;
    text-decoration:none;
    color:var(--paper);
    position:relative;
    padding-bottom:4px;
  }
  .nav-link::after{
    content:"";
    position:absolute;
    left:0; right:0; bottom:0;
    height:2px;
    background:var(--red);
    transform:scaleX(0);
    transform-origin:right;
    transition:transform 0.25s ease;
  }
  .nav-link:hover::after,
  .nav-link:focus-visible::after{
    transform:scaleX(1);
    transform-origin:left;
  }
  nav.links{
    display:none;
  }
  .nav-toggle{
    display:none;
    background:none;
    border:1px solid var(--line);
    color:var(--paper);
    border-radius:2px;
    padding:7px 12px;
    font-family:'Jost', sans-serif;
    font-size:12px;
    letter-spacing:0.1em;
    cursor:pointer;
    justify-self:end;
  }

  /* ---------- hero ---------- */
  .hero{
    position:relative;
    min-height:92vh;
    display:flex;
    flex-direction:column;
    justify-content:center;
    overflow:hidden;
    border-bottom:1px solid var(--line);
  }
  .hero-bg{
    position:absolute;
    inset:0;
    z-index:0;
  }
  .hero-bg span{
    position:absolute;
    border-radius:50%;
    filter:blur(70px);
    opacity:0.5;
    animation:drift 22s ease-in-out infinite;
  }
  .hero-bg span:nth-child(1){ width:46vw; height:46vw; background:var(--red); top:-10%; left:-8%; animation-duration:26s; }
  .hero-bg span:nth-child(2){ width:36vw; height:36vw; background:#5b2c25; top:30%; right:-6%; animation-duration:19s; animation-delay:-4s; }
  .hero-bg span:nth-child(3){ width:30vw; height:30vw; background:#7a382d; bottom:-14%; left:20%; animation-duration:24s; animation-delay:-9s; }
  @keyframes drift{
    0%,100%{ transform:translate(0,0) scale(1); }
    50%{ transform:translate(4%, 6%) scale(1.08); }
  }
  .hero-scrim{
    position:absolute;
    inset:0;
    background:linear-gradient(180deg, rgba(26,26,26,0.35) 0%, rgba(26,26,26,0.75) 62%, var(--ink) 100%);
    z-index:1;
  }
  .hero-content{
    position:relative;
    z-index:2;
    padding:120px var(--gutter) 80px;
    text-align:center;
  }
  .hero-content img.mark{
    width:min(340px, 62vw);
    height:auto;
    margin:0 auto 28px;
    display:block;
    opacity:0;
    animation:fadeUp 1s ease forwards 0.15s;
  }
  .hero-tagline{
    font-family:'Jost', sans-serif;
    font-weight:300;
    font-size:clamp(15px, 2vw, 19px);
    letter-spacing:0.04em;
    color:var(--paper-soft);
    max-width:46ch;
    margin:0 auto;
    opacity:0;
    animation:fadeUp 1s ease forwards 0.35s;
  }
  .hero-brush-wrap{
    max-width:280px;
    margin:26px auto 0;
    opacity:0;
    animation:fadeUp 1s ease forwards 0.5s;
  }
  @keyframes fadeUp{
    from{ opacity:0; transform:translateY(14px); }
    to{ opacity:1; transform:translateY(0); }
  }
  .scroll-cue{
    position:relative;
    z-index:2;
    display:flex;
    justify-content:center;
    padding-bottom:34px;
  }
  .scroll-cue span{
    font-family:'Jost', sans-serif;
    font-size:11px;
    letter-spacing:0.2em;
    text-transform:uppercase;
    color:var(--paper-soft);
    display:flex;
    flex-direction:column;
    align-items:center;
    gap:8px;
  }
  .scroll-cue i{
    width:1px; height:34px;
    background:linear-gradient(var(--red), transparent);
    display:block;
    animation:pulse 2s ease-in-out infinite;
  }
  @keyframes pulse{ 0%,100%{ opacity:0.4; } 50%{ opacity:1; } }

  /* ---------- section shell ---------- */
  section.block{
    padding:96px var(--gutter);
    border-bottom:1px solid var(--line);
  }
  .block-head{
    display:flex;
    justify-content:space-between;
    align-items:flex-end;
    gap:24px;
    flex-wrap:wrap;
    margin-bottom:20px;
  }
  h2.section-title{
    font-size:clamp(2rem, 4.4vw, 3.4rem);
    margin:8px 0 0;
  }

  /* ---------- media frame (video/gif placeholder) ---------- */
  .frame{
    position:relative;
    border-radius:6px;
    overflow:hidden;
    background:var(--ink-2);
    isolation:isolate;
  }
  .frame-motion{
    position:absolute;
    inset:0;
    background:
      radial-gradient(60% 60% at 30% 30%, rgba(179,58,46,0.55), transparent 70%),
      radial-gradient(50% 50% at 75% 70%, rgba(90,45,38,0.55), transparent 70%),
      linear-gradient(135deg, #201d1b, #171615);
    background-size:180% 180%, 180% 180%, 100% 100%;
    animation:flow 14s ease-in-out infinite;
  }
  @keyframes flow{
    0%,100%{ background-position:0% 0%, 100% 100%, 0 0; }
    50%{ background-position:60% 40%, 40% 60%, 0 0; }
  }
  .frame-label{
    position:absolute;
    inset:0;
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    gap:14px;
    z-index:2;
    text-align:center;
    padding:20px;
  }
  .play{
    width:56px; height:56px;
    border-radius:50%;
    border:1.5px solid var(--paper);
    display:flex;
    align-items:center;
    justify-content:center;
    transition:transform 0.3s ease, border-color 0.3s ease, background 0.3s ease;
  }
  .play svg{ width:16px; height:16px; margin-left:2px; fill:var(--paper); }
  .frame-label .cap{
    font-family:'Jost', sans-serif;
    font-size:11px;
    letter-spacing:0.14em;
    text-transform:uppercase;
    color:var(--paper-soft);
  }

  /* ripple on hover/focus — water motif */
  .frame::before, .frame::after{
    content:"";
    position:absolute;
    left:50%; top:50%;
    width:20px; height:20px;
    border:1px solid var(--red-soft);
    border-radius:50%;
    transform:translate(-50%,-50%) scale(0);
    opacity:0;
    z-index:2;
    pointer-events:none;
    transition:transform 0.9s ease, opacity 0.9s ease;
  }
  .frame::after{ transition-delay:0.18s; }
  .frame:hover::before, .frame:focus-within::before,
  .frame:hover::after, .frame:focus-within::after{
    transform:translate(-50%,-50%) scale(9);
    opacity:1;
  }
  .frame:hover .play, .frame:focus-within .play{
    transform:scale(1.08);
    border-color:var(--red);
    background:rgba(179,58,46,0.14);
  }

  /* ---------- featured reel ---------- */
  .reel-frame{ aspect-ratio:16/8; margin-top:8px; }
  .reel-frame .frame-label .display{ font-size:clamp(1.6rem,4vw,2.6rem); }

  /* ---------- work grid ---------- */
  .work-grid{
    display:grid;
    grid-template-columns:repeat(3, 1fr);
    gap:44px;
    margin-top:48px;
  }
  .project{
    opacity:0;
    transform:translateY(18px);
    transition:opacity 0.6s ease, transform 0.6s ease;
  }
  .project.in-view{ opacity:1; transform:translateY(0); }
  .project-link{
    display:block;
    text-decoration:none;
    color:inherit;
  }
  .project .frame{ aspect-ratio:4/3; margin-bottom:20px; }
  .project h3{
    font-family:'Jost', sans-serif;
    font-weight:500;
    font-size:1.05rem;
    letter-spacing:0.01em;
    margin:0 0 8px;
  }
  .project p{
    color:var(--paper-soft);
    font-size:14px;
    margin:0 0 14px;
    max-width:38ch;
  }
  .project-meta{
    display:flex;
    justify-content:space-between;
    font-family:'Jost', sans-serif;
    font-size:11px;
    letter-spacing:0.1em;
    text-transform:uppercase;
    color:var(--paper-soft);
    border-top:1px solid var(--line);
    padding-top:12px;
  }
  .project-meta .tag{ color:var(--red); }

  /* ---------- about ---------- */
  .about-grid{
    display:grid;
    grid-template-columns:1.15fr 0.85fr;
    gap:64px;
  }
  .about-copy p{
    font-size:17px;
    color:var(--paper-soft);
    max-width:58ch;
  }
  .kit{
    display:flex;
    flex-direction:column;
    gap:20px;
  }
  .kit-row{
    display:flex;
    justify-content:space-between;
    border-top:1px solid var(--line);
    padding-top:16px;
    font-family:'Jost', sans-serif;
    font-size:13px;
    letter-spacing:0.04em;
  }
  .kit-row span:first-child{ color:var(--paper-soft); text-transform:uppercase; letter-spacing:0.14em; font-size:11px; }

  /* ---------- footer ---------- */
  footer.contact{ padding:96px var(--gutter) 40px; }
  .contact-inner{
    display:flex;
    justify-content:space-between;
    align-items:flex-end;
    flex-wrap:wrap;
    gap:32px;
    padding-bottom:56px;
    border-bottom:1px solid var(--line);
  }
  .contact h2{
    font-size:clamp(2.2rem, 6vw, 4rem);
    margin:14px 0 24px;
    max-width:12ch;
  }
  .contact-email{
    font-family:'Jost', sans-serif;
    font-size:18px;
    letter-spacing:0.02em;
    text-decoration:none;
    border-bottom:1px solid var(--paper);
    padding-bottom:3px;
    transition:color 0.2s ease, border-color 0.2s ease;
  }
  .contact-email:hover{ color:var(--red); border-color:var(--red); }
  .social{ display:flex; flex-direction:column; gap:10px; }
  .social a{
    font-family:'Jost', sans-serif;
    font-size:13px;
    letter-spacing:0.06em;
    text-decoration:none;
    color:var(--paper-soft);
  }
  .social a:hover{ color:var(--paper); }
  .foot-bottom{
    display:flex;
    justify-content:space-between;
    padding-top:20px;
    font-family:'Jost', sans-serif;
    font-size:11px;
    letter-spacing:0.08em;
    color:var(--paper-soft);
  }

  /* ---------- responsive ---------- */
  @media (max-width: 900px){
    .work-grid{ grid-template-columns:1fr; }
    .about-grid{ grid-template-columns:1fr; gap:40px; }
  }
  @media (max-width: 860px){
    .navbar{
      display:flex;
      justify-content:space-between;
    }
    .brand{ justify-self:auto; }
    .nav-group{ display:none; }
    nav.links{
      position:absolute;
      top:100%; left:0; right:0;
      background:var(--ink);
      flex-direction:column;
      padding:16px var(--gutter) 24px;
      border-bottom:1px solid var(--line);
      display:none;
      gap:16px;
    }
    nav.links.open{ display:flex; }
    .nav-toggle{ display:inline-block; }
    .reel-frame{ aspect-ratio:4/5; }
  }

  /* ---------- página de projeto (projeto.html) ---------- */
  .project-hero{
    padding:150px var(--gutter) 50px;
    border-bottom:1px solid var(--line);
  }
  .project-back{
    display:inline-flex;
    align-items:center;
    gap:8px;
    font-family:'Jost', sans-serif;
    font-size:12px;
    letter-spacing:0.1em;
    text-transform:uppercase;
    text-decoration:none;
    color:var(--paper-soft);
    margin-bottom:28px;
  }
  .project-back:hover{ color:var(--paper); }
  .project-hero h1{
    font-size:clamp(2rem, 5vw, 3.6rem);
    max-width:22ch;
    margin:10px 0 22px;
  }
  .project-summary{
    color:var(--paper-soft);
    font-size:18px;
    max-width:60ch;
    margin:0 0 40px;
  }
  .project-meta-grid{
    display:grid;
    grid-template-columns:repeat(4, minmax(0,1fr));
    gap:16px 28px;
    border-top:1px solid var(--line);
    padding-top:22px;
  }
  .project-meta-grid dt{
    font-family:'Jost', sans-serif;
    font-size:11px;
    letter-spacing:0.1em;
    text-transform:uppercase;
    color:var(--paper-soft);
    margin:0 0 6px;
  }
  .project-meta-grid dd{
    margin:0;
    font-size:14.5px;
  }
  .media-section{
    padding:70px var(--gutter) 96px;
    border-bottom:1px solid var(--line);
  }
  .media-grid{
    display:flex;
    flex-direction:column;
    gap:56px;
    margin-top:8px;
  }
  .media-slot .frame{ aspect-ratio:16/9; }
  .media-slot iframe{
    position:absolute;
    inset:0;
    width:100%;
    height:100%;
    border:0;
    z-index:2;
  }
  .media-slot video{
    position:absolute;
    inset:0;
    width:100%;
    height:100%;
    object-fit:cover;
    z-index:2;
  }
  .media-caption{
    margin-top:14px;
    font-family:'Jost', sans-serif;
    font-size:12px;
    letter-spacing:0.06em;
    color:var(--paper-soft);
  }
  .project-nav{
    padding:40px var(--gutter);
    display:flex;
    justify-content:space-between;
    align-items:center;
    flex-wrap:wrap;
    gap:16px;
  }
  @media (max-width:700px){
    .project-meta-grid{ grid-template-columns:repeat(2, minmax(0,1fr)); }
  }