/**
 * PWA Styles
 * Styles for install button, notifications, and PWA-specific UI elements
 */

/* ========================================
   PWA Install Button
   ======================================== */

.pwa-install-btn {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    padding: 0.875rem 1.5rem;
    background: var(--primary-blue, #1a73e8);
    color: var(--white, #FFF);
    border: none;
    border-radius: 50px;
    font-size: 0.9375rem;
    font-weight: 500;
    cursor: pointer;
    box-shadow: 0 4px 12px rgb(26 115 232 / 30%);
    transition: all 0.3s ease;
    z-index: 9999;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    animation: slideInUp 0.5s ease-out;
}

.pwa-install-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgb(26 115 232 / 40%);
}

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

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(100px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========================================
   PWA Notifications
   ======================================== */

.pwa-notification {
    position: fixed;
    top: -200px;
    left: 50%;
    transform: translateX(-50%);
    max-width: 500px;
    width: calc(100% - 2rem);
    background: var(--white, #FFF);
    border-radius: 12px;
    box-shadow: 0 8px 24px rgb(60 64 67 / 30%);
    padding: 1.25rem;
    z-index: 10000;
    transition: top 0.3s ease-out;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.theme-dark .pwa-notification {
    background: #2D2D2D;
    box-shadow: 0 8px 24px rgb(0 0 0 / 50%);
}

.pwa-notification--visible {
    top: 2rem;
}

.pwa-notification__content {
    flex: 1;
}

.pwa-notification__title {
    display: block;
    font-size: 1rem;
    font-weight: 600;
    color: var(--neutral-dark, #202124);
    margin-bottom: 0.5rem;
}

.theme-dark .pwa-notification__title {
    color: var(--dark-text-high, #E8EAED);
}

.pwa-notification__message {
    font-size: 0.875rem;
    line-height: 1.5;
    color: var(--neutral-light, #5F6368);
    margin: 0;
}

.theme-dark .pwa-notification__message {
    color: var(--dark-text-medium, #9AA0A6);
}

.pwa-notification__actions {
    display: flex;
    gap: 0.75rem;
    margin-top: 1rem;
}

.pwa-notification__btn {
    padding: 0.5rem 1rem;
    background: var(--primary-blue, #1a73e8);
    color: var(--white, #FFF);
    border: none;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.pwa-notification__btn:hover {
    background: #1557b0;
}

.pwa-notification__btn:last-child {
    background: transparent;
    color: var(--primary-blue, #1a73e8);
    border: 1px solid var(--primary-blue, #1a73e8);
}

.theme-dark .pwa-notification__btn:last-child {
    color: #64B5F6;
    border-color: #64B5F6;
}

.pwa-notification__btn:last-child:hover {
    background: rgb(26 115 232 / 10%);
}

.pwa-notification__close {
    background: transparent;
    border: none;
    font-size: 1.5rem;
    line-height: 1;
    color: var(--neutral-light, #5F6368);
    cursor: pointer;
    padding: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s ease;
}

.pwa-notification__close:hover {
    background: rgb(95 99 104 / 10%);
    color: var(--neutral-dark, #202124);
}

.theme-dark .pwa-notification__close:hover {
    background: rgb(232 234 237 / 10%);
    color: var(--dark-text-high, #E8EAED);
}

/* Notification Types */
.pwa-notification--success {
    border-left: 4px solid #188038;
}

.pwa-notification--warning {
    border-left: 4px solid #ea8600;
}

.pwa-notification--error {
    border-left: 4px solid #d93025;
}

.pwa-notification--info {
    border-left: 4px solid #1a73e8;
}

/* ========================================
   iOS Standalone Mode Adjustments
   ======================================== */

@media (display-mode: standalone) {
    /* Add safe area padding for iOS notch */
    body {
        padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
    }

    /* Hide install button when already installed */
    .pwa-install-btn {
        display: none !important;
    }

    /* Adjust header for standalone mode */
    header {
        padding-top: calc(1rem + env(safe-area-inset-top));
    }
}

/* ========================================
   Connection Status Indicator
   ======================================== */

.connection-status {
    position: fixed;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    padding: 0.5rem 1rem;
    background: #d93025;
    color: #FFF;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 500;
    box-shadow: 0 2px 8px rgb(217 48 37 / 30%);
    z-index: 9998;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.connection-status--visible {
    opacity: 1;
    pointer-events: auto;
}

.connection-status--online {
    background: #188038;
    box-shadow: 0 2px 8px rgb(24 128 56 / 30%);
}

/* ========================================
   Loading Spinner for PWA
   ======================================== */

.pwa-loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgb(255 255 255 / 30%);
    border-radius: 50%;
    border-top-color: #FFF;
    animation: spin 1s linear infinite;
}

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

/* ========================================
   Responsive Adjustments
   ======================================== */

@media (width <= 768px) {
    .pwa-install-btn {
        bottom: 1rem;
        right: 1rem;
        padding: 0.75rem 1.25rem;
        font-size: 0.875rem;
    }

    .pwa-notification {
        width: calc(100% - 1rem);
        padding: 1rem;
    }

    .pwa-notification--visible {
        top: 1rem;
    }

    .pwa-notification__actions {
        flex-direction: column;
    }

    .pwa-notification__btn {
        width: 100%;
    }
}

/* ========================================
   Print Styles
   ======================================== */

@media print {
    .pwa-install-btn,
    .pwa-notification,
    .connection-status {
        display: none !important;
    }
}

/* ========================================
   Accessibility Improvements
   ======================================== */

/* Focus visible for keyboard navigation */
.pwa-install-btn:focus-visible,
.pwa-notification__btn:focus-visible,
.pwa-notification__close:focus-visible {
    outline: 2px solid var(--primary-blue, #1a73e8);
    outline-offset: 2px;
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .pwa-install-btn,
    .pwa-notification,
    .connection-status {
        animation: none;
        transition: none;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .pwa-notification {
        border: 2px solid currentcolor;
    }

    .pwa-install-btn {
        border: 2px solid var(--white, #FFF);
    }
}