/* PWA Installation UI Styles - Matches Chilla App Theme */

/* Install Banner */
.pwa-install-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--color-surface-1, #ffffff);
    border-top: 1px solid var(--color-border-medium, rgba(0, 0, 0, 0.12));
    padding: var(--space-lg, 16px);
    z-index: 10000;
    animation: slideUp 0.3s var(--transition-easing, ease-out);
    box-shadow: var(--shadow-s3, 0 12px 32px rgba(0, 0, 0, 0.08));
    display: block;
    visibility: visible;
}

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

.pwa-install-content {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    max-width: 600px;
    margin: 0 auto;
}

.pwa-install-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--color-text-primary);
}

.pwa-install-icon svg {
    width: 24px;
    height: 24px;
}

.pwa-install-text {
    flex: 1;
    min-width: 0;
}

.pwa-install-title {
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-body);
    color: var(--color-text-primary);
    margin-bottom: 2px;
}

.pwa-install-subtitle {
    font-size: var(--font-small);
    color: var(--color-text-secondary);
}

.pwa-install-actions {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    flex-shrink: 0;
}

.pwa-btn-primary {
    background: var(--color-btn-primary);
    color: var(--color-btn-primary-text);
    border: none;
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-md);
    font-size: var(--font-small);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: all var(--transition-standard);
    box-shadow: var(--shadow-s1);
}

.pwa-btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-s2);
}

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

.pwa-btn-link {
    background: none;
    color: var(--color-text-tertiary);
    border: none;
    padding: var(--space-sm);
    font-size: var(--font-small);
    cursor: pointer;
    text-decoration: none;
    transition: color var(--transition-fast);
}

.pwa-btn-link:hover {
    color: var(--color-text-secondary);
}

.pwa-btn-icon {
    background: none;
    color: var(--color-text-tertiary);
    border: none;
    padding: var(--space-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.pwa-btn-icon svg {
    width: 20px;
    height: 20px;
}

.pwa-btn-icon:hover {
    color: var(--color-text-primary);
    background: var(--color-surface-2);
}

/* Modal Styles */
.pwa-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 10001;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-xl);
    animation: fadeIn 0.2s;
}

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

.pwa-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--glass-bg-overlay);
    backdrop-filter: var(--glass-blur);
}

.pwa-modal-content {
    position: relative;
    background: var(--color-surface-1);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    max-width: 480px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-s4);
    animation: slideIn 0.3s var(--transition-easing);
    border: 1px solid var(--color-border-light);
}

@keyframes slideIn {
    from {
        transform: scale(0.95) translateY(20px);
        opacity: 0;
    }
    to {
        transform: scale(1) translateY(0);
        opacity: 1;
    }
}

.pwa-modal-close {
    position: absolute;
    top: var(--space-lg);
    right: var(--space-lg);
    background: none;
    border: none;
    color: var(--color-text-tertiary);
    cursor: pointer;
    padding: var(--space-sm);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.pwa-modal-close svg {
    width: 20px;
    height: 20px;
}

.pwa-modal-close:hover {
    background: var(--color-surface-2);
    color: var(--color-text-primary);
}

/* Explainer Modal */
.pwa-explainer-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-lg);
    color: var(--color-text-primary);
}

.pwa-explainer-icon svg {
    width: 48px;
    height: 48px;
}

.pwa-explainer-title {
    font-size: var(--font-h2);
    font-weight: var(--font-weight-bold);
    text-align: center;
    color: var(--color-text-primary);
    margin-bottom: var(--space-2xl);
    line-height: var(--line-height-tight);
}

.pwa-explainer-benefits {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
}

.pwa-benefit {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
}

.pwa-benefit-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--color-text-primary);
}

.pwa-benefit-icon svg {
    width: 24px;
    height: 24px;
}

.pwa-benefit-text {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.pwa-benefit-text strong {
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    font-size: var(--font-body);
}

.pwa-benefit-text span {
    font-size: var(--font-small);
    color: var(--color-text-secondary);
    line-height: 1.4;
}

.pwa-btn-primary-large {
    width: 100%;
    background: var(--color-btn-primary);
    color: var(--color-btn-primary-text);
    border: none;
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-lg);
    font-size: var(--font-body);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: all var(--transition-standard);
    margin-bottom: var(--space-md);
    box-shadow: var(--shadow-s1);
}

.pwa-btn-primary-large:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-s2);
}

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

.pwa-explainer-note {
    text-align: center;
    font-size: var(--font-tiny);
    color: var(--color-text-tertiary);
}

/* Instructions Modal */
.pwa-instructions-modal h3 {
    font-size: var(--font-h3);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin-bottom: var(--space-lg);
    text-align: center;
}

.pwa-instructions {
    font-size: var(--font-body);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
    text-align: center;
    margin-bottom: var(--space-xl);
}

.pwa-btn-secondary {
    width: 100%;
    background: var(--color-btn-secondary);
    color: var(--color-btn-secondary-text);
    border: 1px solid var(--color-border-medium);
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-lg);
    font-size: var(--font-body);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: all var(--transition-standard);
    box-shadow: var(--shadow-s1);
}

.pwa-btn-secondary:hover {
    background: var(--color-surface-2);
    transform: translateY(-1px);
    box-shadow: var(--shadow-s2);
}

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

/* Update Notification */
.pwa-update-notification {
    position: fixed;
    top: var(--space-lg);
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-surface-1);
    border: 1px solid var(--color-border-medium);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    z-index: 10000;
    max-width: 400px;
    width: calc(100% - var(--space-2xl));
    box-shadow: var(--shadow-s3);
    animation: slideDown 0.3s var(--transition-easing);
}

@keyframes slideDown {
    from {
        transform: translateX(-50%) translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateX(-50%) translateY(0);
        opacity: 1;
    }
}

.pwa-update-content {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.pwa-update-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--color-text-primary);
}

.pwa-update-icon svg {
    width: 20px;
    height: 20px;
}

.pwa-update-text {
    flex: 1;
    min-width: 0;
}

.pwa-update-title {
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-small);
    color: var(--color-text-primary);
    margin-bottom: 2px;
}

.pwa-update-subtitle {
    font-size: var(--font-tiny);
    color: var(--color-text-secondary);
}

.pwa-update-actions {
    display: flex;
    gap: var(--space-sm);
    flex-shrink: 0;
}

.pwa-update-actions .pwa-btn-primary {
    padding: 6px var(--space-md);
    font-size: var(--font-tiny);
}

.pwa-update-actions .pwa-btn-link {
    padding: 6px;
    font-size: var(--font-tiny);
}

/* Toast Notification */
.pwa-toast {
    position: fixed;
    bottom: 80px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--color-surface-1);
    border: 1px solid var(--color-border-medium);
    border-radius: var(--radius-md);
    padding: var(--space-md) var(--space-lg);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    z-index: 10002;
    opacity: 0;
    transition: all 0.3s var(--transition-easing);
    box-shadow: var(--shadow-s2);
}

.pwa-toast-show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

.pwa-toast-success {
    border-color: var(--success-color);
}

.pwa-toast-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.pwa-toast-success .pwa-toast-icon {
    color: var(--success-color);
}

.pwa-toast-icon svg {
    width: 16px;
    height: 16px;
    stroke-width: 3;
}

.pwa-toast-text {
    font-size: var(--font-small);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
}

/* Responsive */
@media (max-width: 600px) {
    .pwa-install-content {
        flex-wrap: wrap;
    }

    .pwa-install-actions {
        width: 100%;
        justify-content: space-between;
        margin-top: var(--space-sm);
    }

    .pwa-modal-content {
        padding: var(--space-xl);
    }

    .pwa-explainer-title {
        font-size: var(--font-h3);
    }

    .pwa-explainer-icon {
        width: 48px;
        height: 48px;
    }
    
    .pwa-explainer-icon svg {
        width: 36px;
        height: 36px;
    }
}