/* layout.css — topbar, ships sidebar, main content, page sections */

/* ── TOP BAR ── */
.topbar {
  display: flex;
  align-items: center;
  height: 52px;
  flex-shrink: 0;
  background: var(--sidebar-bg);
  border-bottom: 0.5px solid var(--border);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  position: sticky;
  top: 0;
  z-index: 100;
}

.topbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 1.2rem;
  flex-shrink: 0;
  border-right: 0.5px solid var(--border);
  height: 100%;
}

.topbar-logo {
  width: 30px; height: 30px;
  border-radius: 7px;
  background: var(--highlight-grad);
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 700; color: #fff;
  flex-shrink: 0;
  letter-spacing: -.01em;
}

.topbar-title { line-height: 1.3; }
.topbar-name { font-size: 12.5px; font-weight: 600; color: #fff; }
.topbar-sub { font-size: 10px; color: var(--text2); }

.topbar-nav {
  display: flex;
  align-items: stretch;
  height: 100%;
  flex: 1;
  overflow-x: auto;
  scrollbar-width: none;
}
.topbar-nav::-webkit-scrollbar { display: none; }

.topbar-nav-item {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 0 13px;
  font-size: 12px;
  color: var(--text2);
  cursor: pointer;
  border: none;
  background: none;
  height: 100%;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  border-top: 2px solid transparent;
  transition: color .15s, background .15s, border-color .15s;
  flex-shrink: 0;
}
.topbar-nav-item:hover { color: #fff; background: rgba(255,255,255,0.05); }
.topbar-nav-item.active {
  color: #fff;
  border-bottom-color: var(--highlight);
  background: rgba(255,127,69,0.08);
  font-weight: 500;
}
.topbar-nav-icon { font-size: 13px; opacity: .75; }

.topbar-nav-sep {
  width: 0.5px;
  background: var(--border);
  margin: 10px 3px;
  flex-shrink: 0;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 1rem;
  flex-shrink: 0;
  border-left: 0.5px solid var(--border);
  height: 100%;
}

.topbar-action-btn {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 6px 10px;
  font-size: 13px;
  color: var(--text2);
  background: rgba(255,255,255,0.04);
  border: 0.5px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
  transition: all .15s;
  white-space: nowrap;
  position: relative;
}
.topbar-action-btn:hover { background: rgba(255,255,255,0.09); color: #fff; }
.topbar-action-btn.active { color: #fff; border-color: var(--highlight); background: rgba(255,127,69,0.1); }

#notif-badge {
  position: absolute;
  top: -5px; right: -5px;
  min-width: 16px; height: 16px;
  background: var(--highlight);
  color: #fff;
  font-size: 9px; font-weight: 700;
  border-radius: 8px;
  display: none;
  align-items: center; justify-content: center;
  padding: 0 3px;
  line-height: 1;
}
#notif-badge.has-count { display: flex; }

/* ── APP BODY (ships sidebar + main) ── */
.app-body {
  display: flex;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

/* ── SHIPS SIDEBAR ── */
.ships-sidebar {
  width: 152px;
  flex-shrink: 0;
  background: var(--sidebar-bg);
  border-right: 0.5px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  overflow-x: hidden;
}

.ships-sidebar-header {
  padding: .55rem 1rem .35rem;
  font-size: 9.5px; font-weight: 700;
  color: rgba(136,150,184,0.6);
  text-transform: uppercase; letter-spacing: .1em;
  border-bottom: 0.5px solid var(--border);
  flex-shrink: 0;
  position: sticky; top: 0;
  background: var(--sidebar-bg);
}

/* ── NAV ITEMS (ships sidebar) ── */
.nav-item {
  display: flex; align-items: center; gap: 8px;
  padding: 7px 1rem;
  font-size: 12px;
  color: var(--text2); cursor: pointer;
  border: none; background: none;
  width: 100%; text-align: left;
  border-left: 2px solid transparent;
  transition: all .15s;
}
.nav-item:hover { color: #fff; background: rgba(255,255,255,.06); }
.nav-item.active {
  color: #fff;
  background: linear-gradient(90deg,rgba(255,127,69,0.18),rgba(255,95,160,0.08));
  border-left-color: var(--highlight);
  font-weight: 500;
}
.nav-icon { font-size: 14px; width: 17px; text-align: center; flex-shrink: 0; }

/* ── MAIN ── */
.main { flex:1; min-width:0; overflow-y:auto; }
.page { display:none; padding:1.75rem 2rem; width:100%; }
.page.active { display:block; }
.page-title {
  font-size:20px; font-weight:600; margin-bottom:5px;
  background:linear-gradient(135deg,#fff 30%,var(--text2));
  -webkit-background-clip:text; -webkit-text-fill-color:transparent;
  background-clip:text;
}
.page-sub { font-size:13px; color:var(--text2); margin-bottom:1.5rem; }
.page > * { max-width:100%; }
@media(min-width:1400px){.page{padding:2rem 2.5rem;}}
@media(min-width:1800px){.page{padding:2rem 3rem;}}
@media(max-width:900px){.page{padding:1.25rem 1rem;}}
@media(max-width:600px){.page{padding:1rem .75rem;}}

/* ── LIGHT MODE ── */
[data-theme="light"] .topbar { border-bottom-color: rgba(0,0,0,.12); }
[data-theme="light"] .topbar-brand { border-right-color: rgba(0,0,0,.1); }
[data-theme="light"] .topbar-name { color: var(--text); }
[data-theme="light"] .topbar-nav-item:hover { color: var(--text); background: rgba(0,0,0,.05); }
[data-theme="light"] .topbar-nav-item.active { color: var(--text); background: rgba(232,82,10,.08); border-bottom-color: var(--highlight); }
[data-theme="light"] .topbar-action-btn { background: #f1f4fa; border-color: rgba(0,0,0,.15); }
[data-theme="light"] .topbar-action-btn:hover { background: #e4e9f3; color: var(--text); }
[data-theme="light"] .topbar-action-btn.active { border-color: var(--highlight); background: rgba(232,82,10,.1); color: var(--text); }
[data-theme="light"] .ships-sidebar { border-right-color: rgba(0,0,0,.12); }
[data-theme="light"] .ships-sidebar-header { border-bottom-color: rgba(0,0,0,.1); background: var(--sidebar-bg); }
[data-theme="light"] .nav-item:hover { color: var(--text); background: rgba(0,0,0,.06); }
[data-theme="light"] .nav-item.active { color: var(--text); background: rgba(232,82,10,.1); border-left-color: var(--highlight); }
[data-theme="light"] .page-title { background: linear-gradient(135deg,var(--text) 30%,var(--text2)); -webkit-background-clip:text; background-clip:text; }