/**
 * @file layout.css
 * @description Master App Shell, Sidebar, Topbar, and Responsive Layout Styles
 */

/* --- AUTHENTICATION OVERLAYS & PRE-PAINT DISPLAY --- */
.login-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: #070a14;
  z-index: 9999;
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding: 40px 16px 60px 16px;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  box-sizing: border-box;
}

html[data-theme="light"] .login-overlay {
  background: #f8fafc;
}

.app-shell, .operator-shell {
  display: none;
  min-height: 100vh;
  width: 100%;
}

html.is-auth-page:not(.is-legal-portal-page) #app-shell,
html.is-register-page:not(.is-legal-portal-page) #app-shell,
html.state-unauth-merchant:not(.is-landing-page):not(.is-legal-portal-page) #app-shell,
html.state-unauth-ops:not(.is-landing-page):not(.is-legal-portal-page) #app-shell {
  display: none !important;
}

html.state-unauth-merchant:not(.is-landing-page):not(.is-legal-portal-page):not(.is-register-page) #merchant-login-screen { display: flex !important; }
html.state-unauth-merchant.is-landing-page #merchant-login-screen { display: none !important; }
html.state-unauth-merchant.is-landing-page #app-shell { display: flex !important; }
html.state-unauth-merchant.is-legal-portal-page #merchant-login-screen { display: none !important; }
html.state-unauth-merchant.is-legal-portal-page #app-shell { display: flex !important; }
html.state-unauth-merchant.is-register-page #merchant-login-screen { display: none !important; }
html.state-unauth-merchant.is-register-page #merchant-register-screen { display: flex !important; }
html.state-unauth-ops:not(.is-landing-page):not(.is-legal-portal-page) #operator-login-screen { display: flex !important; }
html.state-unauth-ops.is-legal-portal-page #operator-login-screen { display: none !important; }
html.state-unauth-ops.is-legal-portal-page #app-shell { display: flex !important; }
html.state-auth-merchant:not(.is-auth-page):not(.is-register-page) #app-shell { display: flex !important; }
html.state-auth-ops:not(.is-auth-page) #operator-shell,
html.state-auth-ops:not(.is-auth-page) #app-shell { display: flex !important; }

/* --- FULL-SCREEN STANDALONE LANDING PAGE MODE --- */
.app-shell.is-landing-page {
  display: flex !important;
  min-height: 100vh !important;
  width: 100% !important;
  background: #070a14 !important;
}
.app-shell.is-landing-page .sidebar,
.app-shell.is-landing-page .topbar,
.app-shell.is-landing-page .sidebar-backdrop,
.app-shell.is-landing-page #impersonation-banner-root {
  display: none !important;
}
.app-shell.is-landing-page .main-viewport {
  width: 100% !important;
  max-width: 100% !important;
  min-height: 100vh !important;
  padding: 0 !important;
  margin: 0 !important;
  background: #070a14 !important;
}
.app-shell.is-landing-page .content-container {
  padding: 0 !important;
  max-width: 100% !important;
  width: 100% !important;
  margin: 0 !important;
  background: #070a14 !important;
}


/* --- FULL-SCREEN STANDALONE ERROR PAGE MODE --- */
.app-shell.is-error-page {
  display: flex !important;
  min-height: 100vh !important;
  width: 100% !important;
  background: var(--bg-body) !important;
  overflow: hidden;
}
.app-shell.is-error-page .sidebar,
.app-shell.is-error-page .topbar,
.app-shell.is-error-page .sidebar-backdrop,
.app-shell.is-error-page #impersonation-banner-root {
  display: none !important;
}
.app-shell.is-error-page .main-viewport {
  width: 100% !important;
  max-width: 100% !important;
  min-height: 100vh !important;
  padding: 0 !important;
  margin: 0 !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  background: var(--bg-body) !important;
}
.app-shell.is-error-page .content-container {
  padding: 24px !important;
  max-width: 100% !important;
  width: 100% !important;
  margin: 0 !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  flex: 1 !important;
}
html.state-unauth-merchant .app-shell.is-error-page,
html.state-unauth-ops .app-shell.is-error-page {
  display: flex !important;
}
html.state-unauth-merchant:has(.app-shell.is-error-page) #merchant-login-screen,
html.state-unauth-ops:has(.app-shell.is-error-page) #operator-login-screen {
  display: none !important;
}

/* --- SIDEBAR & RESPONSIVE DRAWER ARCHITECTURE --- */
.sidebar-backdrop {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 85;
  display: none;
  animation: fadeIn 0.2s ease;
}
.sidebar-backdrop.active { display: block; }
.sidebar {
  width: 270px;
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: sticky;
  top: 0;
  height: 100vh;
  padding: 16px 12px;
  z-index: 90;
  transition: var(--theme-transition), transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  flex-shrink: 0;
  overflow-y: auto;
}
.sidebar-top { display: flex; flex-direction: column; gap: 12px; }
.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 2px 6px;
  text-decoration: none;
  cursor: pointer;
}
.sidebar-logo {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--primary) 0%, #3B82F6 100%);
  color: #FFFFFF;
  font-size: 1.2rem;
  font-weight: 800;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px var(--primary-glow);
}
.brand-title-wrap { display: flex; flex-direction: column; }
.sidebar-brand-name { font-size: 1.1rem; font-weight: 800; letter-spacing: -0.4px; color: var(--text-primary); line-height: 1.2; }
.sidebar-brand-sub { font-size: 0.68rem; font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; }
.sidebar-tenant-badge {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.tenant-badge-label { font-size: 0.64rem; font-weight: 700; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; }
.tenant-badge-name { font-size: 0.8rem; font-weight: 700; color: var(--text-primary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sidebar-nav { display: flex; flex-direction: column; gap: 4px; margin-top: 12px; }
.nav-section-label { font-size: 0.65rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.6px; color: var(--text-muted); padding: 10px 8px 4px 8px; }
.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-secondary);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  width: 100%;
}
.nav-item:hover { background: var(--bg-surface-elevated); color: var(--text-primary); transform: translateX(2px); }
.nav-item.active { background: var(--primary-soft); color: var(--primary); border-color: var(--primary-border); font-weight: 700; }
.nav-icon { font-size: 1.05rem; width: 22px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.nav-label { flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.nav-item-badge {
  font-size: 0.6rem;
  font-weight: 800;
  letter-spacing: 0.4px;
  padding: 2px 6px;
  border-radius: var(--radius-full);
  background: var(--accent-amber-soft);
  color: var(--accent-amber);
  border: 1px solid var(--accent-amber-border);
  flex-shrink: 0;
}
.sidebar-bottom { border-top: 1px solid var(--border-subtle); padding-top: 12px; margin-top: 12px; display: flex; flex-direction: column; gap: 8px; }

/* --- MAIN VIEWPORT & TOPBAR --- */
.main-viewport {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 100vh;
  background: var(--bg-body);
}
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--topbar-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: var(--theme-transition);
}
.topbar-left { display: flex; align-items: center; gap: 12px; }
.mobile-menu-toggle {
  display: none;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  width: 36px;
  height: 36px;
  font-size: 1.1rem;
  cursor: pointer;
  color: var(--text-primary);
  align-items: center;
  justify-content: center;
}
.breadcrumb-title { font-size: 1.05rem; font-weight: 800; color: var(--text-primary); letter-spacing: -0.3px; }
.breadcrumb-sub { font-size: 0.72rem; color: var(--text-muted); }
.breadcrumb-sub code { font-family: 'JetBrains Mono', monospace; background: var(--bg-surface-elevated); padding: 1px 4px; border-radius: 4px; }
.topbar-controls { display: flex; align-items: center; gap: 8px; }
.content-container { padding: 24px; flex: 1; max-width: 1400px; width: 100%; margin: 0 auto; }
@keyframes viewEntrance { 0% { opacity: 0.2; transform: translateY(3px); } 100% { opacity: 1; transform: translateY(0); } }
.view-enter { animation: viewEntrance 0.18s cubic-bezier(0.16, 1, 0.3, 1) forwards; }

/* --- IMPERSONATION DOCK & DOCKS --- */
.impersonation-dock-banner {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: linear-gradient(135deg, #7c3aed 0%, #4f46e5 100%);
  color: #ffffff;
  padding: 8px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 4px 20px rgba(124, 58, 237, 0.4);
  animation: slideDown 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.impersonation-dock-left { display: flex; align-items: center; gap: 12px; }
.impersonation-pulse-icon { font-size: 1.2rem; animation: pulse 2s infinite; }
.impersonation-title { font-size: 0.85rem; font-weight: 800; letter-spacing: 0.02em; }
.impersonation-sub { font-size: 0.75rem; opacity: 0.9; }
.btn-exit-impersonation {
  background: #ffffff !important;
  color: #7c3aed !important;
  font-weight: 800 !important;
  border: none !important;
  border-radius: var(--radius-sm, 6px) !important;
  padding: 5px 12px !important;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}
.btn-exit-impersonation:hover { background: #f3f4f6 !important; transform: translateY(-1px); }
body.impersonation-active .topbar { top: 48px; }
body.impersonation-active .sidebar { top: 48px; height: calc(100vh - 48px); }
@keyframes slideDown { from { transform: translateY(-100%); } to { transform: translateY(0); } }
@keyframes pulse { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.15); } }

.error-tester-dock {
  position: fixed;
  bottom: 16px;
  left: 16px;
  z-index: 99;
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-full);
  padding: 6px 12px;
  box-shadow: var(--dock-shadow);
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.7rem;
  font-weight: 700;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  flex-wrap: wrap;
}

/* Strict Plane Guardrail: HTTP Simulator is exclusively visible on Operator Plane */
html.state-auth-merchant .error-tester-dock,
html.state-unauth-merchant .error-tester-dock,
body:not(.operator-plane) #app-shell > .error-tester-dock {
  display: none !important;
}

/* --- RESPONSIVE BREAKPOINTS (MOBILE & TABLET DRAWER) --- */
@media (max-width: 900px) {
  .mobile-menu-toggle { display: inline-flex !important; }
  .sidebar {
    position: fixed !important;
    top: 0; left: 0; bottom: 0;
    height: 100vh;
    transform: translateX(-100%);
    box-shadow: 0 0 40px rgba(0, 0, 0, 0.4);
  }
  .sidebar.open { transform: translateX(0); }
  .content-container {
    padding: 12px 12px 80px 12px;
    width: 100%;
    max-width: 100vw;
    overflow-x: hidden;
    box-sizing: border-box;
  }
  .card {
    padding: 14px;
    border-radius: var(--radius-sm);
  }
  .error-tester-dock {
    bottom: 76px;
    left: 10px;
    right: 10px;
    justify-content: center;
    font-size: 0.65rem;
    padding: 4px 8px;
  }
}