/* ============ SHELL ============ */
.shell { display: grid; grid-template-columns: 248px 1fr; min-height: 100vh; }

/* ============ SIDEBAR ============ */
.d-sidebar {
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  padding: 22px 16px 18px;
  position: sticky; top: 0;
  height: 100vh;
  display: flex; flex-direction: column; gap: 22px;
  overflow-y: auto;
}
.d-sidebar::-webkit-scrollbar { width: 4px; }
.d-sidebar::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }

.brand {
  display: flex; align-items: center; gap: 10px;
  padding: 4px 10px 20px;
  border-bottom: 1px solid var(--border-soft);
}
.brand-logo {
  width: 32px; height: 32px;
  background: var(--primary);
  border-radius: 8px;
  display: grid; place-items: center;
  box-shadow: 0 4px 10px -2px color-mix(in oklab, var(--primary) 40%, transparent);
}
.brand-logo svg { width: 18px; height: 18px; }
.brand-text { line-height: 1.1; }
.brand-name {
  font-family: 'Inter Tight', 'Inter', sans-serif;
  font-weight: 700;
  font-size: 15.5px;
  color: var(--t-base);
  letter-spacing: -0.02em;
}
.brand-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 9.5px;
  color: var(--t-light);
  letter-spacing: 0.1em;
}

.nav-section { display: flex; flex-direction: column; gap: 2px; }
.nav-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--t-light);
  padding: 0 10px 6px;
}

.nav-link {
  display: flex; align-items: center; gap: 12px;
  padding: 9px 12px;
  border-radius: 8px;
  color: var(--t-muted);
  font-size: 13px;
  font-weight: 500;
  transition: background-color 180ms ease, color 180ms ease, box-shadow 180ms ease;
  line-height: 1.2;
}
.nav-link > svg {
  width: 17px; height: 17px;
  stroke: currentColor; stroke-width: 1.75; fill: none;
  flex-shrink: 0;
  display: block;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.nav-link > span:not(.nav-badge) { min-width: 0; flex: 1; }
.nav-link:hover { background: var(--bg-hover); color: var(--t-base); }
.nav-link.is-active {
  color: var(--primary);
  background: var(--primary-soft);
  box-shadow: inset 3px 0 0 var(--primary);
}

.nav-badge {
  flex: 0 0 auto;
  margin-left: auto;
  font-family: 'Inter', sans-serif;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 2px 6px;
  line-height: 1.4;
  border-radius: 999px;
}
.nav-badge.pro { background: var(--primary); color: #fff; }
.nav-badge.hot { background: var(--danger-soft); color: var(--danger); }
.nav-badge.new { background: var(--success-soft); color: var(--success); }

/* Dropdown nav items */
.nav-item-group .nav-link .chev {
  width: 11px; height: 11px; margin-left: auto;
  transition: transform 200ms ease;
}
.nav-item-group.is-open .nav-link .chev { transform: rotate(90deg); }
.nav-submenu {
  overflow: hidden;
  max-height: 0;
  margin-left: 20px;
  padding-left: 14px;
  position: relative;
  transition: max-height 280ms cubic-bezier(.4,0,.2,1);
}
.nav-submenu::before {
  content: '';
  position: absolute;
  left: 0; top: 6px; bottom: 6px;
  width: 1px;
  background: var(--border);
}
.nav-item-group.is-open .nav-submenu { max-height: 400px; padding-top: 4px; padding-bottom: 6px; }
.nav-submenu a {
  display: flex; align-items: center;
  padding: 7px 10px;
  font-size: 12.5px;
  color: var(--t-muted);
  border-radius: 6px;
  transition: color 160ms ease, background-color 160ms ease, padding-left 160ms ease;
}
.nav-submenu a:hover {
  color: var(--t-base);
  background: var(--bg-hover);
  padding-left: 13px;
}
.nav-submenu a.is-active {
  color: var(--primary);
  font-weight: 600;
  background: var(--primary-soft);
}

.sidebar-footer {
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--border-soft);
}
.workspace {
  display: flex; align-items: center; gap: 10px;
  padding: 6px 10px;
  border-radius: 8px;
  transition: background-color 180ms ease;
}
.workspace:hover { background: var(--bg-hover); }
.workspace-avatar {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--purple));
  color: #fff;
  display: grid; place-items: center;
  font-weight: 600;
  font-size: 12.5px;
  flex-shrink: 0;
}
.workspace-text { line-height: 1.2; min-width: 0; }
.workspace-name { font-size: 13px; color: var(--t-base); font-weight: 600; }
.workspace-role { font-size: 11px; color: var(--t-light); }
.workspace-chev { margin-left: auto; color: var(--t-light); }

/* ============ MAIN ============ */
.main { display: flex; flex-direction: column; min-width: 0; }

/* ============ HAMBURGER (mobile only — see _responsive.scss) ============ */
.hamburger {
  display: none; /* Shown via media query under 720px */
  width: 36px; height: 36px;
  align-items: center; justify-content: center;
  border-radius: 8px;
  color: var(--t-base);
  margin-right: 4px;
  transition: background 160ms;
}
.hamburger:hover { background: var(--bg-hover); }
.hamburger svg { width: 20px; height: 20px; }

/* ============ MOBILE DRAWER BACKDROP ============ */
.drawer-backdrop {
  position: fixed; inset: 0;
  background: rgb(15 23 42 / 0.5);
  backdrop-filter: blur(2px);
  z-index: 90;
  opacity: 0;
  visibility: hidden;
  transition: opacity 240ms ease, visibility 240ms;
}
body.has-drawer-open .drawer-backdrop {
  opacity: 1;
  visibility: visible;
}

/* ============ TOPBAR ============ */
.d-topbar {
  height: 60px;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 32px;
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 10;
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  background: var(--overlay);
}
.crumbs {
  display: flex; align-items: center; gap: 10px;
  color: var(--t-muted);
  font-size: 13px;
  font-weight: 500;
}
.crumbs .sep { color: var(--t-light); }
.crumbs .current { color: var(--t-base); font-weight: 600; }
.topbar-actions { display: flex; align-items: center; gap: 6px; }

.cmd {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 7px 10px 7px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-card);
  color: var(--t-light);
  font-size: 13px;
  transition: all 200ms ease;
  min-width: 220px;
}
.cmd:hover { border-color: var(--primary); color: var(--t-muted); box-shadow: 0 0 0 3px var(--primary-soft); }
.cmd svg { width: 14px; height: 14px; stroke: currentColor; stroke-width: 2; fill: none; }
.cmd span { flex: 1; text-align: left; }
.kbd {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 4px;
  background: var(--bg-muted);
  color: var(--t-muted);
  border: 1px solid var(--border);
}

.icon-btn {
  width: 36px; height: 36px;
  display: grid; place-items: center;
  border-radius: 8px;
  color: var(--t-muted);
  transition: background 180ms, color 180ms;
  position: relative;
}
.icon-btn:hover { background: var(--bg-hover); color: var(--t-base); }
.icon-btn > svg { width: 17px; height: 17px; stroke: currentColor; stroke-width: 1.8; fill: none; }
.icon-btn .count {
  position: absolute;
  top: 5px; right: 5px;
  min-width: 16px; height: 16px;
  padding: 0 4px;
  border-radius: 999px;
  font-size: 9.5px;
  font-weight: 600;
  display: grid; place-items: center;
  border: 2px solid var(--bg-body);
  line-height: 1;
}
.icon-btn .count.danger { background: var(--danger); color: #fff; }
.icon-btn .count.info { background: var(--info); color: #fff; }

.avatar {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--purple));
  color: #fff;
  display: grid; place-items: center;
  font-weight: 600;
  font-size: 13px;
  margin-left: 6px;
  border: 2px solid var(--bg-card);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
}

/* ============ FOOTER ============ */
.d-footer {
  padding: 24px 32px 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--t-muted);
  font-size: 12px;
}
.d-footer a { color: var(--primary); font-weight: 600; }
.d-footer a:hover { color: var(--primary-dark); }
.d-footer-meta { display: flex; gap: 20px; font-family: 'JetBrains Mono', monospace; font-size: 10.5px; color: var(--t-light); letter-spacing: 0.06em; }