/* PWA Styles */

/* Install Button */
.pwa-install-btn {
    display: none;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 24px;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-right: 1rem;
}

.pwa-install-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(102, 126, 234, 0.3);
}

.pwa-install-btn:active {
    transform: translateY(0);
}

.install-icon {
    font-size: 1.25rem;
}

/* Update Notification */
.pwa-update-notification {
    position: fixed;
    bottom: -100px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10000;
    transition: bottom 0.3s ease;
}

.pwa-update-notification.show {
    bottom: 2rem;
}

.update-content {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
    background: var(--color-surface);
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    border: 2px solid var(--color-primary);
}

[data-theme="dark"] .update-content {
    background: var(--color-secondary);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

.update-icon {
    font-size: 1.5rem;
    animation: rotate 2s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.update-text {
    font-weight: 600;
    color: var(--color-text);
}

.update-btn {
    padding: 0.5rem 1rem;
    background: var(--color-primary);
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.update-btn:hover {
    background: var(--color-primary-hover);
    transform: scale(1.05);
}

.update-close {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--color-bg-alt);
    border: none;
    font-size: 1.5rem;
    line-height: 1;
    color: var(--color-text);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.update-close:hover {
    background: var(--color-border);
    transform: rotate(90deg);
}

/* PWA Installed State */
body.pwa-installed .pwa-install-btn {
    display: none !important;
}

/* Standalone Mode Adjustments */
@media (display-mode: standalone) {
    /* Hide browser-specific elements */
    .browser-only {
        display: none !important;
    }

    /* Add safe area padding for notched devices */
    body {
        padding-top: env(safe-area-inset-top);
        padding-bottom: env(safe-area-inset-bottom);
    }

    .nav {
        padding-top: env(safe-area-inset-top);
    }

    /* Adjust header for standalone mode */
    .nav {
        position: sticky;
        top: 0;
    }
}

/* iOS Standalone Mode */
@media (display-mode: standalone) and (-webkit-touch-callout: none) {
    /* iOS-specific adjustments */
    body {
        -webkit-user-select: none;
        -webkit-tap-highlight-color: transparent;
    }

    a, button {
        -webkit-user-select: auto;
    }
}

/* Responsive */
@media (max-width: 768px) {
    .pwa-install-btn {
        padding: 0.625rem 1rem;
        font-size: 0.8125rem;
        margin-right: 0.5rem;
    }

    .install-text {
        display: none;
    }

    .update-content {
        flex-direction: column;
        gap: 0.75rem;
        padding: 1rem;
        max-width: 90vw;
    }

    .update-text {
        font-size: 0.875rem;
        text-align: center;
    }
}

/* Offline Indicator */
.offline-indicator {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: #ff3b30;
    color: white;
    text-align: center;
    padding: 0.5rem;
    font-weight: 600;
    z-index: 10001;
    transform: translateY(-100%);
    transition: transform 0.3s ease;
}

body.offline .offline-indicator {
    transform: translateY(0);
}

/* Loading State */
.pwa-loading {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
    z-index: 10002;
}

.pwa-loading.active {
    animation: loading 1.5s ease-in-out infinite;
}

@keyframes loading {
    0% {
        transform: scaleX(0);
        transform-origin: left;
    }
    50% {
        transform: scaleX(1);
        transform-origin: left;
    }
    51% {
        transform: scaleX(1);
        transform-origin: right;
    }
    100% {
        transform: scaleX(0);
        transform-origin: right;
    }
}

/* Print styles */
@media print {
    .pwa-install-btn,
    .pwa-update-notification,
    .offline-indicator,
    .pwa-loading {
        display: none !important;
    }
}