/* PWA Specific Styles for SecureBit.chat */

/* PWA Install Button — compact pill. All visual styling (orange pill, dismiss
   chip, shadows, hover) is applied inline in install-prompt.js so it stays in
   sync with the design; this anchor intentionally adds no decoration. */

/* PWA Update Banner */
#pwa-update-banner {
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* PWA Notifications */
.pwa-notification {
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* PWA Specific Layout Adjustments */
.pwa-installed {
    /* Adjustments for when app is installed as PWA */
}

.pwa-installed .header {
    /* Adjust header for PWA mode */
    padding-top: env(safe-area-inset-top);
}

.pwa-browser {
    /* Adjustments for browser mode */
}

/* iOS PWA Status Bar */
@supports (-webkit-touch-callout: none) {
    .pwa-installed {
        padding-top: env(safe-area-inset-top);
    }
    
    .pwa-installed .header {
        padding-top: calc(env(safe-area-inset-top) + 1rem);
    }
}

/* PWA Splash Screen Styles */
.pwa-splash {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease-out, visibility 0.5s ease-out;
}

.pwa-splash.hidden {
    opacity: 0;
    visibility: hidden;
}

.pwa-splash .logo {
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, #ff6b35, #f7941d);
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    animation: pulse-logo 2s infinite;
}

.pwa-splash .logo i {
    font-size: 48px;
    color: white;
}

@keyframes pulse-logo {
    0%, 100% { 
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(255, 107, 53, 0.4);
    }
    50% { 
        transform: scale(1.05);
        box-shadow: 0 0 0 20px rgba(255, 107, 53, 0);
    }
}

.pwa-splash .title {
    color: #ff6b35;
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 8px;
}

.pwa-splash .subtitle {
    color: #9ca3af;
    font-size: 14px;
    margin-bottom: 32px;
}

.pwa-splash .loading {
    width: 200px;
    height: 4px;
    background: rgba(255, 107, 53, 0.2);
    border-radius: 2px;
    overflow: hidden;
}

.pwa-splash .loading::after {
    content: '';
    display: block;
    width: 50%;
    height: 100%;
    background: linear-gradient(90deg, #ff6b35, #f7941d);
    border-radius: 2px;
    animation: loading-bar 1.5s ease-in-out infinite;
}

@keyframes loading-bar {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(300%); }
}

/* PWA Offline Indicator */
.pwa-offline-indicator {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(239, 68, 68, 0.9);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(239, 68, 68, 0.3);
    animation: fadeInUp 0.3s ease-out;
    z-index: 1000;
}

.pwa-online-indicator {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(34, 197, 94, 0.9);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(34, 197, 94, 0.3);
    animation: fadeInUp 0.3s ease-out;
    z-index: 1000;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translate(-50%, 20px);
    }
    to {
        opacity: 1;
        transform: translate(-50%, 0);
    }
}

/* PWA Safe Area Adjustments */
@supports (padding: max(0px)) {
    .pwa-safe-area {
        padding-left: max(16px, env(safe-area-inset-left));
        padding-right: max(16px, env(safe-area-inset-right));
        padding-bottom: max(16px, env(safe-area-inset-bottom));
    }
    
    .pwa-safe-area-top {
        padding-top: max(16px, env(safe-area-inset-top));
    }
}

/* PWA Install Promotion Banner */
.pwa-install-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, #ff6b35, #f7941d);
    color: white;
    padding: 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transform: translateY(100%);
    transition: transform 0.3s ease-out;
    z-index: 1000;
}

.pwa-install-banner.show {
    transform: translateY(0);
}

.pwa-install-banner .content {
    flex: 1;
    display: flex;
    align-items: center;
}

.pwa-install-banner .icon {
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 16px;
}

.pwa-install-banner .text {
    flex: 1;
}

.pwa-install-banner .title {
    font-weight: 600;
    font-size: 16px;
    margin-bottom: 4px;
}

.pwa-install-banner .subtitle {
    font-size: 14px;
    opacity: 0.9;
}

.pwa-install-banner .actions {
    display: flex;
    gap: 12px;
}

.pwa-install-banner button {
    padding: 8px 16px;
    border-radius: 8px;
    font-weight: 500;
    font-size: 14px;
    transition: all 0.2s ease;
    border: none;
    cursor: pointer;
}

.pwa-install-banner .install-btn {
    background: white;
    color: #ff6b35;
}

.pwa-install-banner .install-btn:hover {
    transform: scale(1.05);
}

.pwa-install-banner .dismiss-btn {
    background: transparent;
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.pwa-install-banner .dismiss-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* PWA Responsive Adjustments */
@media (max-width: 768px) {
    .pwa-install-banner {
        padding: 12px;
    }
    
    .pwa-install-banner .actions {
        flex-direction: column;
        gap: 8px;
    }
    
    .pwa-install-banner button {
        font-size: 12px;
        padding: 6px 12px;
    }
}

/* PWA Dark Mode Support */
@media (prefers-color-scheme: dark) {
    .pwa-notification {
        border-color: rgba(255, 255, 255, 0.1);
    }
}

/* PWA Animation Classes */
.pwa-fade-in {
    animation: fadeIn 0.3s ease-out;
}

.pwa-slide-up {
    animation: slideUp 0.3s ease-out;
}

.pwa-scale-in {
    animation: scaleIn 0.3s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from { 
        opacity: 0;
        transform: translateY(20px);
    }
    to { 
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scaleIn {
    from { 
        opacity: 0;
        transform: scale(0.9);
    }
    to { 
        opacity: 1;
        transform: scale(1);
    }
}