/* nav-components.css — torn-paper section divider, nav bar, sticky-note component, primary/ghost buttons */

  /* ---------------- torn-paper edge (section divider) ---------------- */
  .torn-bottom {
    clip-path: polygon(0 0, 100% 0, 100% 97%, 96% 100%, 91% 96%, 86% 100%, 81% 97%, 76% 100%, 71% 96%,
      66% 100%, 61% 97%, 56% 100%, 51% 96%, 46% 100%, 41% 97%, 36% 100%, 31% 96%, 26% 100%, 21% 97%,
      16% 100%, 11% 96%, 6% 100%, 0 97%);
  }

  /* ---------------- nav ---------------- */
  nav {
    position: sticky; top: 0; z-index: 100; background: rgba(255, 253, 247, .92); backdrop-filter: blur(10px);
    display: flex; align-items: center; gap: 16px; padding: 16px 28px; border-bottom: 2px solid transparent;
    transition: border-color .3s var(--ease), box-shadow .3s var(--ease);
  }
  nav.scrolled { border-bottom-color: var(--ink); box-shadow: 0 8px 24px -12px rgba(43,38,32,.25); }
  .nav-mark { width: 30px; height: 30px; flex-shrink: 0; }
  .nav-name { font-weight: 800; font-size: 15px; color: var(--ink); }
  .nav-links { margin-left: auto; display: flex; align-items: center; gap: 26px; font-size: 13.5px; }
  .nav-links a:not(.nav-cta):not(.nav-login) { color: var(--ink-soft); transition: color .15s; }
  .nav-links a:not(.nav-cta):not(.nav-login):hover { color: var(--ink); }
  .nav-login {
    color: var(--ink); font-weight: 700; border-bottom: 2px solid var(--sky); padding-bottom: 2px;
  }
  .nav-cta {
    background: #0a3a66; color: #fff; font-weight: 700; font-size: 13px;
    padding: 9px 18px; border: 2px solid #0a3a66; border-radius: 8px; transition: all .15s var(--ease);
  }
  .nav-cta:hover { background: #082c4e; }
  @media (max-width: 760px) { .nav-links a:not(.nav-cta):not(.nav-login) { display: none; } }

  /* ---------------- sticky note component (reused throughout) ---------------- */
  .note {
    position: relative; border-radius: 3px 3px 8px 3px; padding: 16px 18px;
    box-shadow: 3px 5px 0 rgba(43,38,32,.08), 0 1px 2px rgba(43,38,32,.1), 0 20px 30px -18px rgba(43,38,32,.35);
  }
  .note::before {
    content: ""; position: absolute; top: -9px; left: 50%; transform: translateX(-50%) rotate(-3deg);
    width: 46px; height: 18px; background: rgba(255,255,255,.55); border: 1px solid rgba(0,0,0,.04);
  }
  .note.tape-off::before { display: none; }
  .note.y { background: var(--yellow); color: var(--yellow-ink); }
  .note.p { background: var(--pink); color: var(--pink-ink); }
  .note.s { background: var(--sage); color: var(--sage-ink); }
  .note.k { background: var(--sky); color: var(--sky-ink); }
  .note .note-text { font-family: var(--hand-jp); font-weight: 700; font-size: 13.5px; line-height: 1.6; }

  /* ---------------- buttons ---------------- */
  /* same rounded, no-hard-shadow language as the nav CTA button: border
     stays, corners round out, hover is a plain fill-darken instead of the
     offset-shadow-grow (or invert) every button on the page used to do.
     Navy fill (matching the product's own blue identity, e.g. the real
     screenshot and admin console elsewhere on this page) -- picked
     specifically for these buttons, not the site's --marker coral accent
     used for checkmarks/highlights/sticky notes, which stays untouched. */
  .btn-primary {
    background: #0a3a66; color: #fff; font-weight: 700; font-size: 14.5px; padding: 15px 26px;
    border: 2px solid #0a3a66; border-radius: 8px; display: inline-flex; align-items: center; gap: 9px;
    transition: background .15s var(--ease);
  }
  .btn-primary:hover { background: #082c4e; }
  .btn-ghost {
    border: 2px solid #0a3a66; color: #0a3a66; font-weight: 700; font-size: 14.5px; padding: 13px 24px;
    border-radius: 8px; background: transparent; transition: background .15s;
  }
  .btn-ghost:hover { background: var(--board); }