.tk-nav{position:-webkit-sticky;position:sticky;top:0;z-index:var(--z-nav);background:var(--background);border-bottom:1px solid var(--border-light)}.tk-nav--frosted{background:var(--surface-frosted);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.tk-nav__inner{max-width:1120px;margin:0 auto;padding:0 24px;height:64px;justify-content:space-between;gap:24px}.tk-nav__brand,.tk-nav__inner{display:flex;align-items:center}.tk-nav__brand{gap:10px;font-weight:700;color:var(--text-heading)}.tk-nav__links{display:flex;align-items:center;gap:24px}.tk-nav__links a{font-size:13.5px;font-weight:500;color:var(--text-secondary);text-decoration:none;transition:color .15s ease}.tk-nav__links a:hover{color:var(--primary)}.tk-nav__actions{display:flex;align-items:center;gap:8px}.tk-footer--dark{background:var(--surface-charcoal);color:hsla(0,0%,100%,.72)}.tk-footer--linen{background:var(--surface-linen);border-top:1px solid var(--border-light);color:var(--text-secondary)}.tk-footer__inner{max-width:1120px;margin:0 auto;padding:48px 24px 24px}.tk-footer__columns{display:flex;flex-wrap:wrap;gap:32px 64px;font-size:13.5px}.tk-footer__columns a{display:block;color:inherit;text-decoration:none;margin-top:8px;transition:color .15s ease}.tk-footer--dark .tk-footer__columns a:hover{color:var(--text-inverse)}.tk-footer--linen .tk-footer__columns a:hover{color:var(--primary)}.tk-footer__title{margin:0;font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.05em}.tk-footer--dark .tk-footer__title{color:var(--text-inverse)}.tk-footer--linen .tk-footer__title{color:var(--text-heading)}.tk-footer__bottom{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;margin-top:32px;padding-top:20px;font-size:13px}.tk-footer--dark .tk-footer__bottom{border-top:1px solid hsla(0,0%,100%,.12)}.tk-footer--linen .tk-footer__bottom{border-top:1px solid var(--border-light);color:var(--text-tertiary)}.tk-marketing-shell{min-height:100vh;display:flex;flex-direction:column}.tk-marketing-shell__main{flex:1 1}.tk-dash{display:grid;grid-template-columns:240px 1fr;min-height:100vh}.tk-dash__sidebar{background:var(--background);border-right:1px solid var(--border-light);display:flex;flex-direction:column}.tk-dash__sidebar-header{height:64px;display:flex;align-items:center;padding:0 20px;border-bottom:1px solid var(--border-light);font-weight:700;color:var(--text-heading)}.tk-dash__sidebar-nav{flex:1 1;overflow-y:auto;padding:16px 12px;display:flex;flex-direction:column;gap:2px}.tk-dash__sidebar-footer{padding:16px 12px;border-top:1px solid var(--border-light);font-size:12.5px;color:var(--text-tertiary)}.tk-shell__navitem{display:flex;align-items:center;gap:10px;font-size:13.5px;font-weight:500;color:var(--text-secondary);padding:8px 12px;border-radius:var(--radius-md);text-decoration:none;cursor:pointer;transition:background-color .15s ease,color .15s ease}.tk-shell__navitem:hover{background:var(--surface)}.tk-shell__navitem.is-active{background:var(--primary-50);color:var(--primary);font-weight:600}.tk-dash__main{display:flex;flex-direction:column;min-width:0}.tk-dash__topbar{height:64px;background:var(--background);border-bottom:1px solid var(--border-light);display:flex;align-items:center;gap:16px;padding:0 24px}.tk-dash__content{flex:1 1;background:var(--surface);padding:24px}@media (max-width:899px){.tk-dash{grid-template-columns:1fr}.tk-dash__sidebar{display:none}}.tk-auth{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:24px;background-color:var(--surface-linen);padding:24px}.tk-auth__logo{font-weight:700;color:var(--text-heading)}.tk-auth__card{width:min(400px,calc(100vw - 32px));background:var(--background);border-radius:var(--radius-2xl);box-shadow:var(--shadow-2);padding:32px}