.app-shell { min-height: 100vh; display: grid; grid-template-columns: var(--sidebar-width) minmax(0, 1fr); }
.sidebar { position: sticky; top: 0; height: 100vh; display: flex; flex-direction: column; background: var(--color-sidebar); border-right: 1px solid var(--color-border); overflow: hidden; }
.brand { height: var(--topbar-height); display: flex; align-items: center; gap: 11px; padding: 0 20px; border-bottom: 1px solid var(--color-border); text-decoration: none; }
.brand-mark { display: grid; place-items: center; width: 31px; height: 31px; border: 1px solid var(--color-gold); border-radius: var(--radius-sm); color: var(--color-gold); font-weight: 800; }
.brand strong, .brand small { display: block; }
.brand strong { font-size: 14px; }
.brand small { margin-top: 2px; color: var(--color-text-muted); font-size: 10px; letter-spacing: .1em; text-transform: uppercase; }
.partner-context { display: flex; align-items: center; gap: 10px; margin: 16px 14px; padding: 10px; border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-card); }
.partner-context__icon { display: grid; place-items: center; width: 30px; height: 30px; color: var(--color-gold); background: var(--color-panel); border-radius: var(--radius-sm); }
.partner-context strong, .partner-context small { display: block; }
.partner-context strong { font-size: 12px; }
.partner-context small { margin-top: 2px; color: var(--color-gold); font-size: 10px; text-transform: uppercase; }
.sidebar-nav { flex: 1; overflow-y: auto; padding: 0 10px 18px; }
.nav-group { margin-top: 18px; }
.nav-group h2 { margin: 0 10px 7px; color: var(--color-text-muted); font-size: 10px; letter-spacing: .1em; text-transform: uppercase; }
.nav-link { display: flex; align-items: center; gap: 10px; margin: 2px 0; padding: 9px 10px; border-left: 2px solid transparent; border-radius: var(--radius-sm); color: var(--color-text-secondary); text-decoration: none; font-size: 13px; }
.nav-link:hover { background: var(--color-panel); color: var(--color-text); }
.nav-link.is-active { border-left-color: var(--color-gold); background: rgba(214, 178, 94, .08); color: var(--color-gold); }
.nav-icon { width: 18px; color: var(--color-text-muted); text-align: center; }
.sidebar-user { display: flex; align-items: center; gap: 10px; padding: 14px 16px; border-top: 1px solid var(--color-border); }
.sidebar-user strong, .sidebar-user small { display: block; }
.sidebar-user strong { font-size: 12px; }
.sidebar-user small { margin-top: 2px; color: var(--color-text-muted); font-size: 10px; }
.avatar { display: grid; place-items: center; flex: 0 0 auto; width: 31px; height: 31px; border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-panel); color: var(--color-gold); font-size: 10px; font-weight: 800; }

.workspace { min-width: 0; }
.topbar { position: sticky; top: 0; z-index: 20; height: var(--topbar-height); display: flex; align-items: center; gap: 18px; padding: 0 24px; border-bottom: 1px solid var(--color-border); background: var(--color-sidebar); }
.global-search { position: relative; display: flex; align-items: center; width: min(520px, 48vw); color: var(--color-text-muted); }
.global-search > span { position: absolute; left: 11px; }
.global-search input { width: 100%; height: 36px; border: 1px solid var(--color-border); border-radius: var(--radius-sm); background: var(--color-panel); color: var(--color-text); padding: 0 48px 0 33px; }
.global-search kbd { position: absolute; right: 8px; border: 1px solid var(--color-border); border-radius: var(--radius-xs); padding: 2px 5px; color: var(--color-text-muted); background: var(--color-sidebar); font-size: 10px; }
.topbar-actions { display: flex; align-items: center; gap: 7px; margin-left: auto; }
.language-selector { display: flex; align-items: center; gap: 5px; color: var(--color-border); }
.language-selector button { border: 0; background: transparent; color: var(--color-text-muted); cursor: pointer; font-size: 11px; font-weight: 750; }
.language-selector button.is-active { color: var(--color-gold); }
.icon-button, .user-menu-button { min-height: 36px; border: 0; border-radius: var(--radius-sm); background: transparent; color: var(--color-text-secondary); cursor: pointer; }
.icon-button:hover, .user-menu-button:hover { background: var(--color-panel); color: var(--color-text); }
.icon-button { width: 36px; }
.notification-button { position: relative; }
.notification-button > span { color: var(--color-text-secondary); font-size: 9px; }
.notification-button b { position: absolute; top: 4px; right: 3px; min-width: 14px; border-radius: 7px; background: var(--color-error); color: white; font-size: 8px; }
.user-menu-button { display: flex; align-items: center; gap: 8px; padding: 3px 8px; }
.user-menu-button > span:nth-child(2) { font-size: 12px; font-weight: 650; }
.mobile-menu { display: none; }

.main-content { padding: 24px clamp(20px, 4vw, 48px) 64px; }
.breadcrumbs { display: flex; align-items: center; gap: 7px; min-height: 24px; color: var(--color-text-muted); font-size: 11px; }
.breadcrumbs a { text-decoration: none; }
.breadcrumbs a:hover { color: var(--color-gold); }
.page-heading { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin: 14px 0 24px; }
.page-heading h1 { margin: 0; font-size: clamp(23px, 3vw, 31px); letter-spacing: -.025em; }
.page-heading p { margin: 7px 0 0; color: var(--color-text-secondary); font-size: 13px; }
.route-stack { display: grid; gap: 16px; }
.foundation-note { border-left: 2px solid var(--color-gold); padding-left: 12px; color: var(--color-text-secondary); font-size: 12px; }

.login-layout { width: min(460px, 100%); margin: clamp(28px, 8vh, 80px) auto 0; }
.login-layout .card { padding: 28px; }
.login-layout h2 { margin: 0 0 6px; }
.login-layout > .card > p { margin: 0 0 22px; color: var(--color-text-secondary); }
.login-form { display: grid; gap: 14px; }

body.is-public .sidebar { display: none; }
body.is-public .app-shell { grid-template-columns: 1fr; }
body.is-public .global-search, body.is-public .notification-button, body.is-public .user-menu-button { display: none; }
body.is-public .topbar::before { content: "Finsyght Partner Portal"; color: var(--color-text); font-weight: 700; }

@media (max-width: 980px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar { position: fixed; left: 0; z-index: 40; width: var(--sidebar-width); transform: translateX(-105%); transition: transform .18s ease; }
  body.sidebar-open .sidebar { transform: translateX(0); }
  .mobile-menu { display: block; }
  .card-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 620px) {
  .topbar { padding: 0 12px; }
  .global-search { display: none; }
  .user-menu-button > span:nth-child(2), .user-menu-button > span:last-child { display: none; }
  .main-content { padding: 18px 14px 48px; }
  .card-grid { grid-template-columns: 1fr; }
  .page-heading { align-items: start; flex-direction: column; }
}