/* ==========================================================================
   Playnexi - Layout Styles
   Navigation, Sidebar, Grid, Footer
   ========================================================================== */

/* --- Public Navbar (Landing, Pricing, etc.) --- */
.public-navbar {
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border-light);
    height: var(--navbar-height);
}

.public-navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-extrabold);
    color: var(--color-primary);
    text-decoration: none;
    letter-spacing: -0.02em;
}

.navbar-brand:hover {
    color: var(--color-primary-dark);
}

.navbar-nav {
    display: none;
    align-items: center;
    gap: var(--space-8);
    list-style: none;
    margin: 0;
    padding: 0;
}

@media (min-width: 768px) {
    .navbar-nav {
        display: flex;
    }
}

.navbar-nav a {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

.navbar-nav a:hover,
.navbar-nav a.active {
    color: var(--color-text-primary);
}

.navbar-actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

/* Mobile menu toggle */
.navbar-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text-primary);
}

@media (min-width: 768px) {
    .navbar-toggle {
        display: none;
    }
}

/* Mobile menu */
.mobile-menu {
    display: none;
    position: fixed;
    top: var(--navbar-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-bg-primary);
    z-index: var(--z-fixed);
    padding: var(--space-6);
    overflow-y: auto;
}

.mobile-menu.is-open {
    display: block;
    animation: fadeIn var(--transition-fast);
}

.mobile-menu-nav {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--space-6) 0;
}

.mobile-menu-nav li {
    margin-bottom: 0;
}

.mobile-menu-nav a {
    display: block;
    padding: var(--space-4) 0;
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
    border-bottom: 1px solid var(--color-border-light);
}

/* --- App Layout (Authenticated) --- */
.app-layout {
    display: flex;
    min-height: 100vh;
}

/* --- App Sidebar (Desktop) --- */
.app-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: var(--sidebar-width);
    background: var(--color-bg-primary);
    border-right: 1px solid var(--color-border-light);
    display: none;
    flex-direction: column;
    z-index: var(--z-sticky);
    overflow-y: auto;
}

@media (min-width: 1024px) {
    .app-sidebar {
        display: flex;
    }
}

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-5) var(--space-5);
    border-bottom: 1px solid var(--color-border-light);
    height: var(--navbar-height);
}

.sidebar-nav {
    flex: 1;
    padding: var(--space-3) var(--space-3);
    overflow-y: auto;
}

.sidebar-section {
    margin-bottom: var(--space-4);
}

.sidebar-section-title {
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-3);
    min-height: 40px;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    text-decoration: none;
}

.sidebar-link:hover {
    background-color: var(--color-bg-tertiary);
    color: var(--color-text-primary);
}

.sidebar-link.active {
    background-color: var(--color-primary-50);
    color: var(--color-primary);
}

.sidebar-link-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    opacity: 0.7;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    line-height: 1;
}

.sidebar-link.active .sidebar-link-icon {
    opacity: 1;
}

.sidebar-badge {
    margin-left: auto;
    min-width: 20px;
    height: 20px;
    padding: 0 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: var(--font-weight-semibold);
    background-color: var(--color-danger);
    color: white;
    border-radius: var(--radius-full);
}

/* --- User Menu Dropdown (Topbar) --- */
.user-menu-trigger {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-1) var(--space-2);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-full);
    background: transparent;
    cursor: pointer;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
}

.user-menu-trigger:hover {
    background: var(--color-bg-tertiary);
    border-color: var(--color-border);
}

.user-menu-info {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    line-height: 1.2;
}

.user-menu-name {
    margin-bottom: 1px;
}

.user-menu-tier {
    font-size: var(--font-size-xs);
    color: var(--color-text-tertiary);
    font-weight: 400;
}

.user-menu-panel {
    position: absolute;
    top: calc(100% + var(--space-2));
    right: 0;
    width: 220px;
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: var(--space-2);
    z-index: var(--z-dropdown);
}

.user-menu-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: all var(--transition-fast);
    cursor: pointer;
}

.user-menu-item:hover {
    background: var(--color-bg-tertiary);
    color: var(--color-text-primary);
}

.user-menu-item.active {
    color: var(--color-primary);
}

.user-menu-item i {
    font-size: 18px;
    width: 18px;
    flex-shrink: 0;
}

.user-menu-logout {
    color: var(--color-text-tertiary);
}

.user-menu-logout:hover {
    color: var(--color-danger);
}

.user-menu-divider {
    height: 1px;
    background: var(--color-border-light);
    margin: var(--space-2) 0;
}

.user-menu-lang {
    cursor: default;
}

.user-menu-lang-links {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-left: auto;
    font-size: var(--font-size-xs);
}

.user-menu-lang-links a {
    color: var(--color-text-tertiary);
    text-decoration: none;
}

.user-menu-lang-links a.active {
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
}

.user-menu-lang-links span {
    color: var(--color-text-disabled);
}

/* Group switcher */
.group-switcher {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.group-switcher:hover {
    background: var(--color-bg-tertiary);
}

.group-switcher-name {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
}

.group-switcher-tier {
    font-size: var(--font-size-xs);
    color: var(--color-text-tertiary);
}

/* --- App Top Bar (Mobile + Desktop) --- */
.app-topbar {
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border-light);
    height: var(--navbar-height);
    display: flex;
    align-items: center;
    padding: 0 var(--space-4);
}

@media (min-width: 1024px) {
    .app-topbar {
        padding: 0 var(--space-6);
    }
}

.app-topbar-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin: 0;
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    padding: 0 var(--space-2);
}
@media (max-width: 600px) {
    .app-topbar-title { font-size: var(--font-size-base); }
}

/* Sidebar als Drawer auf Mobile (toggled via .is-open) */
@media (max-width: 1023px) {
    .app-sidebar {
        display: flex;
        transform: translateX(-100%);
        transition: transform 0.25s ease;
        width: 280px;
        max-width: 85vw;
        z-index: 9999;
        background: var(--color-bg-primary);
        box-shadow: var(--shadow-xl);
    }
    .app-sidebar.is-open { transform: translateX(0); }
    .app-sidebar-backdrop {
        display: none;
        position: fixed; inset: 0;
        background: rgba(0,0,0,0.5);
        z-index: 9998;
    }
    .app-sidebar.is-open + .app-sidebar-backdrop { display: block; }
}

.app-topbar-actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-left: auto;
}

/* --- App Main Content --- */
.app-main {
    flex: 1;
    min-height: 100vh;
}

@media (min-width: 1024px) {
    .app-main {
        margin-left: var(--sidebar-width);
    }
}

.app-content {
    padding: var(--space-6) var(--space-4);
    max-width: var(--container-xl);
    /* Mobile-Overflow-Schutz: verhindert dass z.B. Wizard-Step-Indicator
       mit Dots+Lines die ganze Page nach rechts schiebt. */
    overflow-x: hidden;
    box-sizing: border-box;
}
.app-content > * {
    max-width: 100%;
    box-sizing: border-box;
}

@media (min-width: 768px) {
    .app-content {
        padding: var(--space-8) var(--space-6);
    }
}

/* --- Bottom Tab Bar (Mobile) --- */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--bottom-nav-height);
    background: var(--color-bg-primary);
    border-top: 1px solid var(--color-border-light);
    display: flex;
    align-items: center;
    justify-content: space-around;
    z-index: var(--z-fixed);
    padding-bottom: env(safe-area-inset-bottom, 0);
}

@media (min-width: 1024px) {
    .bottom-nav {
        display: none;
    }
}

.bottom-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    padding: var(--space-2);
    color: var(--color-text-tertiary);
    text-decoration: none;
    font-size: 10px;
    font-weight: var(--font-weight-medium);
    transition: color var(--transition-fast);
    position: relative;
}

.bottom-nav-item.active {
    color: var(--color-primary);
}

.bottom-nav-item-icon {
    font-size: 24px;
    line-height: 1;
    margin-bottom: 2px;
}
.bottom-nav-item {
    gap: 0;
    font-size: 11px;
    min-width: 56px;
}

/* --- Page Header --- */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

/* page-header-title (h2) ist redundant — der Topbar zeigt den selben Text
   bereits als h1, mobil + desktop. Subtitle/Stats/Buttons im Page-Header
   bleiben sichtbar, nur der Titel selbst weg. */
.page-header-title {
    display: none;
}

/* Mobile: Page-Header-Buttons stapeln vertikal mit voller Breite,
   damit Tap-Targets gross genug sind und nichts gequetscht wird. */
@media (max-width: 600px) {
    .page-header {
        flex-direction: column;
        align-items: stretch;
    }
    .page-header > div {
        width: 100%;
    }
    .page-header .flex.gap-2 {
        flex-wrap: wrap;
    }
}

.page-header-subtitle {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    margin-top: var(--space-1);
    margin-bottom: 0;
}

/* --- Public Footer --- */
.public-footer {
    background: var(--color-bg-dark);
    color: var(--color-text-inverse);
    padding: var(--space-16) 0 var(--space-8);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-8);
    margin-bottom: var(--space-12);
}

@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr 1fr;
    }
}

.footer-brand {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-extrabold);
    color: var(--color-text-inverse);
    margin-bottom: var(--space-3);
}

.footer-description {
    color: var(--color-text-tertiary);
    font-size: var(--font-size-sm);
    line-height: var(--line-height-relaxed);
}

.footer-title {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-inverse);
    margin-bottom: var(--space-4);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: var(--space-2);
}

.footer-links a {
    color: var(--color-text-tertiary);
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-text-inverse);
}

.footer-bottom {
    padding-top: var(--space-8);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-4);
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
}

/* --- Grid Helpers --- */
.grid {
    display: grid;
    gap: var(--space-6);
}

.grid-2 { grid-template-columns: repeat(1, 1fr); }
.grid-3 { grid-template-columns: repeat(1, 1fr); }
.grid-4 { grid-template-columns: repeat(1, 1fr); }

@media (min-width: 640px) {
    .grid-2 { grid-template-columns: repeat(2, 1fr); }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
    .grid-3 { grid-template-columns: repeat(3, 1fr); }
    .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

/* --- Utilities --- */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-sm { font-size: var(--font-size-sm); }
.text-xs { font-size: var(--font-size-xs); }
.text-muted { color: var(--color-text-tertiary); }
.text-primary { color: var(--color-primary); }
.text-success { color: var(--color-success); }
.text-danger { color: var(--color-danger); }
.font-semibold { font-weight: var(--font-weight-semibold); }
.font-bold { font-weight: var(--font-weight-bold); }

.mt-0 { margin-top: 0; }
.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mb-0 { margin-bottom: 0; }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }

.hidden { display: none; }
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* --- Animations --- */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes slideIn {
    from { opacity: 0; transform: translateX(-10px); }
    to { opacity: 1; transform: translateX(0); }
}

.animate-fade-in { animation: fadeIn var(--transition-base); }
.animate-slide-up { animation: slideUp var(--transition-slow); }

/* Add padding bottom for bottom nav on mobile */
@media (max-width: 1023px) {
    .app-main {
        padding-bottom: var(--bottom-nav-height);
    }
}

/* ==========================================================================
   Notification Dropdown
   ========================================================================== */

.notification-dropdown {
    position: relative;
}

.notification-badge {
    position: absolute;
    top: 2px;
    right: 2px;
    background: var(--color-danger);
    color: white;
    font-size: 9px;
    font-weight: 700;
    min-width: 16px;
    height: 16px;
    border-radius: 999px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
    line-height: 1;
}

.notification-panel {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    width: 360px;
    max-height: 480px;
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
    z-index: 100;
    overflow: hidden;
}

.notification-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--color-border);
}

.notification-list {
    max-height: 400px;
    overflow-y: auto;
}

.notification-empty {
    padding: var(--space-8) var(--space-4);
    text-align: center;
}

.notification-item {
    display: flex;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    text-decoration: none;
    color: inherit;
    border-bottom: 1px solid var(--color-border-light);
    transition: background 0.15s;
}

.notification-item:hover {
    background: var(--color-bg-secondary);
}

.notification-item.unread {
    background: var(--color-primary-50);
}

.notification-item.unread:hover {
    background: var(--color-primary-100);
}

.notification-icon {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--color-bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    color: var(--color-primary);
}

.notification-item.unread .notification-icon {
    background: var(--color-primary);
    color: white;
}

.notification-content {
    flex: 1;
    min-width: 0;
}

.notification-title {
    font-size: var(--font-size-sm);
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 2px;
}

.notification-body {
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
    line-height: 1.4;
    margin-bottom: 2px;
}

.notification-time {
    font-size: 11px;
    color: var(--color-text-tertiary);
}

@media (max-width: 480px) {
    .notification-panel {
        width: calc(100vw - 32px);
        right: -8px;
    }
    .hide-mobile {
        display: none;
    }
}

/* show-mobile: nur im Mobile-Viewport sichtbar (Counterpart zu hide-mobile) */
.show-mobile { display: none; }
@media (max-width: 480px) {
    .show-mobile { display: inline-flex; }
}