/* ============================================================
   StreamVerde App — Shell (Sidebar + Topbar + Layout)
   app/css/shell.css
   ============================================================ */

/* ── App views ── */
.view {
  display: none;
  position: relative;
  z-index: 1;
  min-height: 100vh;
}

.view.active {
  display: flex;
}

#auth-view {
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

#app-view {
  flex-direction: row;
}

/* ── Sidebar Overlay ── */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, .6);
  z-index: calc(var(--z-sidebar) - 1);
  backdrop-filter: blur(4px);
}

.sidebar-overlay.open {
  display: block;
}

/* ── Sidebar ── */
.sidebar {
  width: var(--sidebar-width);
  flex-shrink: 0;
  background: rgba(0, 8, 4, .95);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: var(--z-sidebar);
  transition: width .3s cubic-bezier(.25, .46, .45, .94), transform .35s cubic-bezier(.25, .46, .45, .94);
  overflow: hidden;
  overflow-y: auto;
}

/* Collapsed state — icon rail */
body.sidebar-collapsed .sidebar {
  width: 60px;
}

.sidebar-header {
  height: var(--topbar-height);
  padding: 0 1rem 0 1.1rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
  gap: .5rem;
  overflow: hidden;
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: .95rem;
  color: var(--text);
  text-decoration: none;
  white-space: nowrap;
  overflow: hidden;
  flex: 1;
  min-width: 0;
}

.sidebar-logo .logo-box {
  width: 28px;
  height: 28px;
  min-width: 28px;
  background: linear-gradient(135deg, var(--g4), var(--g5));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .7rem;
  color: #000;
  box-shadow: 0 0 12px var(--glow);
  flex-shrink: 0;
}

.logo-v { color: var(--g4); }

/* Logo text hidden when collapsed */
.sidebar-logo-text {
  overflow: hidden;
  white-space: nowrap;
  transition: opacity .2s, max-width .3s;
  max-width: 160px;
  opacity: 1;
}
/* Collapsed: keep the logo-box icon, just shrink the logo wrapper & hide text */
body.sidebar-collapsed .sidebar-logo {
  flex: 0 0 auto;
  overflow: visible;
  pointer-events: auto;
}
body.sidebar-collapsed .sidebar-logo-text {
  opacity: 0;
  max-width: 0;
}
/* Center logo icon in collapsed header */
body.sidebar-collapsed .sidebar-header {
  justify-content: center;
}

.sidebar-toggle-btn {
  display: none; /* hidden on desktop — hamburger lives in topbar */
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px 6px;
  border-radius: 6px;
  transition: all .2s;
  flex-shrink: 0;
  flex-direction: column;
  gap: 4px;
  align-items: center;
  justify-content: center;
}
.sidebar-toggle-btn:hover { color: var(--g4); background: var(--surface2); }
.sidebar-toggle-btn span {
  display: block;
  width: 16px;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  transition: all .3s;
}
body.sidebar-collapsed .sidebar-toggle-btn span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
body.sidebar-collapsed .sidebar-toggle-btn span:nth-child(2) { opacity: 0; transform: scaleX(0); }
body.sidebar-collapsed .sidebar-toggle-btn span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

.sidebar-close {
  display: none;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.2rem;
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  transition: color .2s;
}
.sidebar-close:hover { color: var(--red); }

.sidebar-user {
  padding: .75rem 1rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: .75rem;
  flex-shrink: 0;
  overflow: hidden;
  white-space: nowrap;
}

/* Collapse: hide text in user section */
.sidebar-user-text {
  overflow: hidden;
  transition: opacity .2s, max-width .3s;
  max-width: 200px;
  opacity: 1;
  min-width: 0;
}
body.sidebar-collapsed .sidebar-user-text {
  opacity: 0;
  max-width: 0;
}

.user-avatar {
  width: 36px;
  height: 36px;
  min-width: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--g3), var(--g2));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .9rem;
  border: 1px solid var(--border2);
  flex-shrink: 0;
}

.user-name {
  font-size: .82rem;
  font-weight: 700;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.user-role {
  font-size: .68rem;
  color: var(--g4);
  font-family: var(--font-mono);
}

.sidebar-nav {
  flex: 1;
  padding: .75rem .5rem;
  display: flex;
  flex-direction: column;
  gap: 2px;
  overflow: hidden;
}

.nav-section-label {
  font-size: .62rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .12em;
  padding: .5rem .75rem .25rem;
  font-family: var(--font-mono);
  white-space: nowrap;
  overflow: hidden;
  transition: opacity .2s, max-height .3s;
  max-height: 40px;
  opacity: 1;
}
body.sidebar-collapsed .nav-section-label {
  opacity: 0;
  max-height: 0;
  padding-top: 0;
  padding-bottom: 0;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: .7rem;
  padding: .6rem .75rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--text-muted);
  font-size: .82rem;
  font-weight: 600;
  transition: all .2s ease;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
  font-family: var(--font-body);
  white-space: nowrap;
  overflow: hidden;
  position: relative;
}

/* When collapsed, center the icon */
body.sidebar-collapsed .nav-item {
  padding: .6rem 0;
  justify-content: center;
  gap: 0;
}

.nav-item .ni {
  font-size: .95rem;
  width: 18px;
  min-width: 18px;
  text-align: center;
  flex-shrink: 0;
  transition: margin .3s;
}

/* Nav item label text */
.nav-item-label {
  overflow: hidden;
  white-space: nowrap;
  flex: 1;
  transition: opacity .15s, max-width .3s;
  opacity: 1;
  max-width: 200px;
}
body.sidebar-collapsed .nav-item-label {
  opacity: 0;
  max-width: 0;
}
body.sidebar-collapsed .nav-item .badge,
body.sidebar-collapsed .nav-item .badge-g {
  display: none;
}

.nav-item:hover {
  background: var(--surface2);
  color: var(--text);
}

.nav-item.active {
  background: rgba(0, 255, 135, .1);
  color: var(--g4);
  border-left: 2px solid var(--g4);
  padding-left: calc(.75rem - 2px);
}
body.sidebar-collapsed .nav-item.active {
  border-left: none;
  padding-left: 0;
  border-bottom: 2px solid var(--g4);
}

.nav-item .badge {
  margin-left: auto;
  background: var(--red);
  color: #fff;
  font-size: .6rem;
  font-weight: 700;
  padding: .1rem .4rem;
  border-radius: 100px;
  font-family: var(--font-mono);
  transition: opacity .15s;
}
body.sidebar-collapsed .nav-item .badge {
  position: absolute;
  top: 4px;
  right: 4px;
  margin-left: 0;
  padding: .1rem .25rem;
  font-size: .5rem;
}

.nav-item .badge-g {
  margin-left: auto;
  background: rgba(0, 255, 135, .15);
  color: var(--g4);
  font-size: .6rem;
  font-weight: 700;
  padding: .1rem .4rem;
  border-radius: 100px;
  font-family: var(--font-mono);
  border: 1px solid rgba(0, 255, 135, .25);
  transition: opacity .15s;
}
body.sidebar-collapsed .nav-item .badge-g {
  position: absolute;
  top: 4px;
  right: 4px;
  margin-left: 0;
  padding: .08rem .2rem;
  font-size: .5rem;
}

/* Tooltip on collapsed hover */
body.sidebar-collapsed .nav-item::after {
  content: attr(data-label);
  position: absolute;
  left: 68px;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0,20,12,.95);
  border: 1px solid var(--border2);
  color: var(--text);
  font-size: .75rem;
  font-weight: 600;
  padding: .3rem .7rem;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity .15s;
  z-index: 999;
}
body.sidebar-collapsed .nav-item:hover::after {
  opacity: 1;
}

.sidebar-footer {
  padding: .75rem .5rem;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
  overflow: hidden;
}

/* ── Main area ── */
.main-area {
  margin-left: var(--sidebar-width);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  transition: margin-left .3s cubic-bezier(.25, .46, .45, .94);
}

body.sidebar-collapsed .main-area {
  margin-left: 60px;
}

/* ── Topbar ── */
.topbar {
  height: var(--topbar-height);
  background: rgba(0, 6, 3, .9);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 1.5rem;
  gap: 1rem;
  position: sticky;
  top: 0;
  z-index: var(--z-nav);
  backdrop-filter: blur(20px);
  flex-shrink: 0;
}

.topbar-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  flex: 1;
}

.hamburger-app {
  display: flex; /* visible in topbar beside the page title */
  background: none;
  border: 1px solid var(--border2);
  border-radius: var(--radius-sm);
  padding: 6px 8px;
  cursor: pointer;
  color: var(--g4);
  gap: 4px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.hamburger-app span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--g4);
  border-radius: 1px;
  transition: all .3s ease;
  transform-origin: center;
}

.hamburger-app.open span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.hamburger-app.open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.hamburger-app.open span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.topbar-search {
  display: flex;
  align-items: center;
  gap: .5rem;
  background: rgba(0, 0, 0, .35);
  border: 1px solid var(--border2);
  border-radius: var(--radius-sm);
  padding: .4rem .75rem;
  max-width: 280px;
  flex: 1;
}

.topbar-search input {
  background: none;
  border: none;
  outline: none;
  color: var(--text);
  font-size: .82rem;
  width: 100%;
  font-family: var(--font-body);
}

.topbar-search input::placeholder {
  color: var(--text-muted);
}

.topbar-search .si {
  color: var(--text-muted);
  font-size: .85rem;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: .5rem;
}

.topbar-btn {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sm);
  background: rgba(0, 0, 0, .3);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-muted);
  font-size: .85rem;
  transition: all .2s;
  position: relative;
}

.topbar-btn:hover {
  border-color: var(--g4);
  color: var(--g4);
}

.topbar-btn .notif-dot {
  position: absolute;
  top: 5px;
  right: 5px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--red);
  border: 1px solid var(--g0);
}

.topbar-avatar {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--g3), var(--g2));
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border: 1px solid var(--border2);
  font-size: .8rem;
  transition: all .2s;
}

.topbar-avatar:hover {
  border-color: var(--g4);
  box-shadow: 0 0 12px var(--glow2);
}

#switchBtn {
  width: auto;
  padding: 0 .5rem;
  font-size: .65rem;
  font-family: var(--font-mono);
}

/* ── Page content ── */
.page-content {
  flex: 1;
  padding: 1.5rem;
  overflow-y: auto;
}

.page {
  display: none;
}

.page.active {
  display: block;
}

/* ── Notification Panel ── */
.notif-panel {
  position: fixed;
  top: var(--topbar-height);
  right: 0;
  width: 320px;
  background: #001208;
  border-left: 1px solid var(--border2);
  border-bottom: 1px solid var(--border2);
  border-bottom-left-radius: var(--radius);
  z-index: var(--z-notif);
  transform: translateX(100%);
  transition: transform .3s ease;
  max-height: calc(100vh - var(--topbar-height));
  overflow-y: auto;
}

.notif-panel.open {
  transform: translateX(0);
}

.notif-header {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.notif-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .9rem;
}

.notif-item {
  padding: .9rem 1.25rem;
  border-bottom: 1px solid var(--border);
  transition: background .2s;
  cursor: pointer;
}

.notif-item:hover {
  background: var(--surface2);
}

.notif-item.unread {
  border-left: 2px solid var(--g4);
}

.notif-item-title {
  font-size: .82rem;
  font-weight: 600;
  margin-bottom: .2rem;
}

.notif-item-body {
  font-size: .75rem;
  color: var(--text-dim);
  line-height: 1.5;
}

.notif-item-time {
  font-size: .68rem;
  color: var(--text-muted);
  margin-top: .3rem;
  font-family: var(--font-mono);
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
    width: var(--sidebar-width) !important;
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .sidebar-close {
    display: block;
  }

  /* On mobile, always show text (sidebar is overlay, not collapsed) */
  body.sidebar-collapsed .sidebar {
    width: var(--sidebar-width) !important;
  }
  body.sidebar-collapsed .sidebar-logo-text,
  body.sidebar-collapsed .sidebar-user-text,
  body.sidebar-collapsed .nav-section-label,
  body.sidebar-collapsed .nav-item-label { opacity: 1 !important; max-width: 200px !important; max-height: 40px !important; }
  body.sidebar-collapsed .nav-item { padding: .6rem .75rem !important; justify-content: flex-start !important; gap: .7rem !important; }
  body.sidebar-collapsed .nav-item.active { padding-left: calc(.75rem - 2px) !important; border-left: 2px solid var(--g4) !important; border-bottom: none !important; }

  .main-area {
    margin-left: 0;
  }

  body.sidebar-collapsed .main-area {
    margin-left: 0;
  }

  .hamburger-app {
    display: flex;
  }

  .topbar-search {
    display: none;
  }

  .notif-panel {
    width: 100%;
    border-radius: 0;
  }
}

@media (max-width: 480px) {
  .page-content {
    padding: 1rem;
  }

  .topbar {
    padding: 0 1rem;
  }
}