a{ text-decoration:none; color:inherit; }
  ul{ list-style:none; margin:0; padding:0; }
  button{ font-family:inherit; }
 
  /* respeita usuários que pediram menos movimento */
  @media (prefers-reduced-motion: reduce){
    *{ transition-duration:.01ms !important; animation-duration:.01ms !important; }
  }
 
  /* ============ NAVBAR ============ */
  .navbar{
    position: sticky;
    top:0;
    z-index: 1000;
    background: var(--cream);
    border-bottom: 3px solid var(--olive);
    box-shadow: 0 2px 14px rgba(78,42,30,0.06);
  }
 
  .navbar__inner{
    max-width: 1280px;
    margin: 0 auto;
    height: var(--nav-h);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 28px;
    gap: 24px;
  }
 
  /* ---- Logo ---- */
  .navbar__logo{
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
    padding: 6px;
    border-radius: 14px;
    transition: background .25s ease;
  }
  .navbar__logo:hover,
  .navbar__logo:focus-visible{
    background: rgba(187,194,56,0.16);
  }
  .navbar__logo-icon{
    width: 55px;
    height: auto;
    display:block;
    transition: transform .6s cubic-bezier(.34,1.56,.64,1);
  }
  .navbar__logo:hover .navbar__logo-icon{
    transform: rotate(50deg);
  }
  .navbar__logo-text{
    display:flex;
    flex-direction:column;
    line-height:1;
  }
  .navbar__logo-eyebrow{
    font-family: var(--font-eyebrow);
    font-size: 18px;
    color: var(--espresso);
    margin-left: 2px;
  }
  .navbar__logo-name{
    font-family: var(--font-display);
    font-size: 25px;
    letter-spacing: .5px;
    color: var(--rust);
    white-space: nowrap;
  }
 
  /* ---- Nav links (desktop) ---- */
  .navbar__nav{ flex: 1; display:flex; justify-content:center; }
  .navbar__list{
    display:flex;
    align-items:center;
    gap: 6px;
  }
  .navbar__list > li{
    position: relative;
  }
  .navbar__list > li > a{
    display:flex;
    align-items:center;
    gap:6px;
    padding: 10px 16px;
    font-weight: 600;
    font-size: 15.5px;
    color: var(--text);
    border-radius: 10px;
    transition: color .25s ease, background .25s ease;
    position: relative;
  }
  .navbar__list > li > a::after{
    content:"";
    position:absolute;
    left: 16px; right:16px; bottom: 6px;
    height: 2px;
    background: var(--rust);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .3s ease;
  }
  .navbar__list > li > a:hover,
  .navbar__list > li > a:focus-visible{
    color: var(--rust-dark);
    background: rgba(187,194,56,0.14);
  }
  .navbar__list > li > a:hover::after,
  .navbar__list > li > a:focus-visible::after{
    transform: scaleX(1);
  }
 
  /* seta-rabisco do "Sobre nós" */
  .dropdown-caret{
    width: 10px; height:10px;
    flex-shrink:0;
    transition: transform .35s ease;
  }
  .has-dropdown:hover .dropdown-caret,
  .has-dropdown:focus-within .dropdown-caret{
    transform: rotate(180deg);
  }
 
  /* ---- Dropdown "Sobre nós" ---- */
  .has-dropdown{ position:relative; }
  .dropdown{
    position:absolute;
    top: calc(100% + 20px);
    left: 50%;
    transform: translate(-50%, -8px);
    min-width: 270px;
    background: var(--cream2);
    border: 2px solid var(--olive);
    border-radius: var(--r-card);
    padding: 10px;
    box-shadow: 0 14px 30px rgba(78,42,30,0.16);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity .3s ease, transform .3s ease, visibility .3s;
  }
  .has-dropdown:hover .dropdown,
  .has-dropdown:focus-within .dropdown{
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    /* transform: translate(-50%, 0); */
  }
  .dropdown::before{ /* seta apontando para o trigger */
    content:"";
    position:absolute;
    top: -8px;
    left: 50%;
    transform: translateX(-50%) rotate(45deg);
    width: 14px; height:14px;
    background: var(--cream2);
    border-left: 2px solid var(--olive);
    border-top: 2px solid var(--olive);
  }
  .dropdown li + li{ margin-top: 4px; }
  .dropdown a{
    display:flex;
    align-items:center;
    gap:10px;
    padding: 11px 14px;
    border-radius: 10px;
    font-weight: 600;
    font-size: 14.5px;
    color: var(--espresso);
    transition: background .25s ease, color .25s ease, padding-left .25s ease;
  }
  .dropdown a .spiral-dot{
    width:7px; height:7px;
    border-radius:50%;
    background: var(--olive);
    flex-shrink:0;
    transition: transform .25s ease, background .25s ease;
  }
  .dropdown a:hover,
  .dropdown a:focus-visible{
    background: rgba(187,194,56,0.22);
    color: var(--rust-dark);
    padding-left: 18px;
  }
  .dropdown a:hover .spiral-dot,
  .dropdown a:focus-visible .spiral-dot{
    background: var(--rust);
    transform: scale(1.3);
  }
  .dropdown a:active{
    color: var(--olive-deep);
  }
 
  /* ---- CTA "Pré-matrícula" ---- */
  .navbar__cta{
    display:inline-block;
    background: var(--rust);
    color: var(--cream);
    font-weight: 700;
    font-size: 15px;
    padding: 12px 26px;
    border-radius: 999px;
    box-shadow: 0 6px 16px rgba(159,64,0,0.30);
    transition: background .25s ease, transform .25s ease, box-shadow .25s ease;
    white-space: nowrap;
    text-align:center;
  }
  .navbar__cta:hover,
  .navbar__cta:focus-visible{
    background: var(--rust-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 22px rgba(159,64,0,0.38);
  }
  .navbar__cta:active{
    transform: translateY(0);
  }
  .navbar__cta--desktop{ flex-shrink:0; }
  .navbar__cta--mobile{ display:none; }
 
  /* ---- Toggle mobile (hamburger) ---- */
  .navbar__toggle{
    display:none;
    flex-direction:column;
    justify-content:center;
    align-items:center;
    gap:5px;
    width: 44px;
    height: 44px;
    border-radius: 10px;
    border: none;
    background: transparent;
    cursor:pointer;
    flex-shrink:0;
  }
  .navbar__toggle span{
    width: 24px;
    height: 3px;
    border-radius: 2px;
    background: var(--rust);
    transition: transform .35s ease, opacity .25s ease;
  }
  .navbar__toggle[aria-expanded="true"] span:nth-child(1){
    transform: translateY(8px) rotate(45deg);
  }
  .navbar__toggle[aria-expanded="true"] span:nth-child(2){
    opacity:0;
  }
  .navbar__toggle[aria-expanded="true"] span:nth-child(3){
    transform: translateY(-8px) rotate(-45deg);
  }
 
  /* ============ RESPONSIVO ============ */
  @media (max-width: 920px){
    .navbar__nav{
      position: fixed;
      top: var(--nav-h);
      left:0; right:0;
      bottom:0;
      background: var(--cream);
      flex-direction:column;
      justify-content:flex-start;
      padding: 10px 20px 30px;
      overflow-y:auto;
      transform: translateX(100%);
      transition: transform .4s cubic-bezier(.65,0,.35,1);
      border-top: 2px solid var(--olive);
    }
    .navbar__nav.is-open{ transform: translateX(0); }
 
    .navbar__list{
      flex-direction:column;
      align-items:stretch;
      width:100%;
      gap:4px;
    }
    .navbar__list > li > a{
      width:100%;
      padding: 16px 14px;
      font-size: 17px;
      border-bottom: 1px solid rgba(78,42,30,0.10);
      border-radius: 8px;
    }
    .navbar__list > li > a::after{ display:none; }
 
    /* dropdown vira acordeão no mobile */
    .dropdown{
      position: static;
      transform:none;
      opacity:1;
      visibility:visible;
      pointer-events:auto;
      box-shadow:none;
      border: none;
      border-left: 3px solid var(--olive);
      border-radius: 0 0 10px 10px;
      background: rgba(187,194,56,0.08);
      margin: 0 0 4px 8px;
      max-height: 0;
      padding: 0 10px;
      overflow: hidden;
      transition: max-height .4s ease, padding .4s ease;
    }
    .dropdown::before{ display:none; }
    .has-dropdown.is-open .dropdown{
      max-height: 320px;
      padding: 10px;
    }
 
    .navbar__cta--desktop{
      display:none;
    }
    .navbar__cta--mobile{
      display:block;
      margin-top: 18px;
      width:100%;
      padding: 16px;
    }
 
    .navbar__toggle{ display:flex; }
  }
 
  /* ============ conteúdo de demonstração ============ */
  .demo{
    max-width: 760px;
    margin: 60px auto;
    padding: 0 24px;
    color: var(--plum-brown);
  }
  .demo h1{ font-family: var(--font-display); color: var(--rust); font-size: 30px; }
  .demo p{ line-height:1.7; font-size:15.5px; }