/**
 * PWA Install Popup - Frontend Styles
 * Glassmorphism design with CSS custom properties
 */

/* CSS Custom Properties with defaults */
.pwa-install-popup {
    --pip-primary: #6366f1;
    --pip-secondary: #8b5cf6;
    --pip-text: #1f2937;
    --pip-bg-color: 255, 255, 255;
    --pip-blur: 20px;
    --pip-radius: 16px;
    --pip-bg-opacity: 0.85;
}

/* Base popup styles */
.pwa-install-popup {
    position: fixed;
    bottom: 20px;
    z-index: 999999;
    max-width: 420px;
    width: calc(100% - 40px);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.4s ease, visibility 0.4s ease, transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Visible state */
.pwa-install-popup.pip-visible {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

/* Position variants */
.pwa-install-popup.pip-bottom-left {
    left: 20px;
    right: auto;
}

.pwa-install-popup.pip-bottom-center {
    left: 50%;
    transform: translateX(-50%);
}

.pwa-install-popup.pip-bottom-right {
    right: 20px;
    left: auto;
}

/* Animation: Slide Up */
.pwa-install-popup.pip-anim-slide-up {
    transform: translateY(100px);
}

.pwa-install-popup.pip-anim-slide-up.pip-bottom-center {
    transform: translateX(-50%) translateY(100px);
}

.pwa-install-popup.pip-anim-slide-up.pip-visible {
    transform: translateY(0);
}

.pwa-install-popup.pip-anim-slide-up.pip-bottom-center.pip-visible {
    transform: translateX(-50%) translateY(0);
}

/* Animation: Fade In */
.pwa-install-popup.pip-anim-fade-in {
    opacity: 0;
}

.pwa-install-popup.pip-anim-fade-in.pip-visible {
    opacity: 1;
}

/* Animation: Bounce */
.pwa-install-popup.pip-anim-bounce {
    transform: translateY(100px) scale(0.8);
}

.pwa-install-popup.pip-anim-bounce.pip-bottom-center {
    transform: translateX(-50%) translateY(100px) scale(0.8);
}

.pwa-install-popup.pip-anim-bounce.pip-visible {
    transform: translateY(0) scale(1);
    animation: pip-bounce 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.pwa-install-popup.pip-anim-bounce.pip-bottom-center.pip-visible {
    transform: translateX(-50%) translateY(0) scale(1);
}

@keyframes pip-bounce {
    0% {
        transform: translateY(100px) scale(0.8);
    }
    50% {
        transform: translateY(-10px) scale(1.02);
    }
    70% {
        transform: translateY(5px) scale(0.98);
    }
    100% {
        transform: translateY(0) scale(1);
    }
}

/* Glassmorphism container */
.pwa-install-popup .pip-container {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px 24px;
    background: linear-gradient(
        135deg,
        rgba(var(--pip-bg-color), var(--pip-bg-opacity)) 0%,
        rgba(var(--pip-bg-color), calc(var(--pip-bg-opacity) - 0.1)) 100%
    );
    backdrop-filter: blur(var(--pip-blur));
    -webkit-backdrop-filter: blur(var(--pip-blur));
    border-radius: var(--pip-radius);
    border: 1px solid rgba(255, 255, 255, 0.5);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.08),
        0 2px 8px rgba(0, 0, 0, 0.04),
        inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

/* Gradient border effect */
.pwa-install-popup::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--pip-radius);
    padding: 1px;
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.8) 0%,
        rgba(255, 255, 255, 0.2) 50%,
        var(--pip-primary) 100%
    );
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
    opacity: 0.5;
}

/* App icon */
.pwa-install-popup .pip-icon {
    flex-shrink: 0;
    width: 56px;
    height: 56px;
    border-radius: 12px;
    overflow: hidden;
    background: linear-gradient(135deg, var(--pip-primary), var(--pip-secondary));
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.pwa-install-popup .pip-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Content */
.pwa-install-popup .pip-content {
    flex: 1;
    min-width: 0;
}

.pwa-install-popup .pip-title {
    margin: 0 0 4px 0;
    font-size: 16px;
    font-weight: 600;
    color: var(--pip-text);
    line-height: 1.4;
}

.pwa-install-popup .pip-description {
    margin: 0;
    font-size: 14px;
    color: var(--pip-text);
    opacity: 0.75;
    line-height: 1.5;
}

/* Actions */
.pwa-install-popup .pip-actions {
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex-shrink: 0;
}

.pwa-install-popup .pip-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 600;
    border-radius: calc(var(--pip-radius) / 2);
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
    font-family: inherit;
}

.pwa-install-popup .pip-btn-install {
    background: linear-gradient(135deg, var(--pip-primary), var(--pip-secondary));
    color: #fff;
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.4);
}

.pwa-install-popup .pip-btn-install:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.5);
}

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

.pwa-install-popup .pip-btn-dismiss {
    background: transparent;
    color: var(--pip-text);
    opacity: 0.7;
}

.pwa-install-popup .pip-btn-dismiss:hover {
    opacity: 1;
    background: rgba(0, 0, 0, 0.05);
}

/* Close button */
.pwa-install-popup .pip-close {
    position: absolute;
    top: -10px;
    right: -10px;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #ffffff;
    border: 2px solid rgba(0, 0, 0, 0.1);
    border-radius: 50%;
    cursor: pointer;
    color: #374151;
    transition: all 0.2s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    padding: 0;
    z-index: 10;
}

.pwa-install-popup .pip-close:hover {
    background: #f3f4f6;
    transform: scale(1.1);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

.pwa-install-popup .pip-close:active {
    transform: scale(1);
}

.pwa-install-popup .pip-close svg {
    width: 16px;
    height: 16px;
    stroke-width: 2.5;
    flex-shrink: 0;
}

/* Mobile responsive */
@media (max-width: 480px) {
    .pwa-install-popup {
        bottom: 16px;
        max-width: none;
        width: calc(100% - 32px);
        left: 16px !important;
        right: 16px !important;
        transform: none !important;
    }
    
    .pwa-install-popup.pip-anim-slide-up {
        transform: translateY(100px) !important;
    }
    
    .pwa-install-popup.pip-anim-slide-up.pip-visible {
        transform: translateY(0) !important;
    }
    
    .pwa-install-popup.pip-anim-bounce {
        transform: translateY(100px) scale(0.8) !important;
    }
    
    .pwa-install-popup.pip-anim-bounce.pip-visible {
        transform: translateY(0) scale(1) !important;
    }
    
    .pwa-install-popup .pip-container {
        flex-wrap: wrap;
        padding: 16px;
        gap: 12px;
    }
    
    .pwa-install-popup .pip-icon {
        width: 48px;
        height: 48px;
    }
    
    .pwa-install-popup .pip-content {
        flex: 1 1 calc(100% - 64px);
    }
    
    .pwa-install-popup .pip-actions {
        flex-direction: row;
        width: 100%;
        justify-content: stretch;
    }
    
    .pwa-install-popup .pip-btn {
        flex: 1;
        padding: 12px 16px;
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .pwa-install-popup,
    .pwa-install-popup .pip-btn,
    .pwa-install-popup .pip-close {
        transition: none;
        animation: none;
    }
    
    .pwa-install-popup.pip-anim-slide-up,
    .pwa-install-popup.pip-anim-bounce,
    .pwa-install-popup.pip-anim-fade-in {
        transform: none;
    }
    
    .pwa-install-popup.pip-bottom-center.pip-anim-slide-up,
    .pwa-install-popup.pip-bottom-center.pip-anim-bounce {
        transform: translateX(-50%);
    }
}

/* Dark mode support - only apply if no custom background color set */
@media (prefers-color-scheme: dark) {
    .pwa-install-popup:not(.pip-custom-bg) .pip-container {
        background: linear-gradient(
            135deg,
            rgba(30, 30, 40, var(--pip-bg-opacity)) 0%,
            rgba(40, 40, 55, calc(var(--pip-bg-opacity) - 0.1)) 100%
        );
        border-color: rgba(255, 255, 255, 0.1);
    }
    
    .pwa-install-popup:not(.pip-custom-bg) .pip-close {
        background: rgba(50, 50, 60, 0.95);
        border-color: rgba(255, 255, 255, 0.1);
        color: #fff;
    }
    
    .pwa-install-popup:not(.pip-custom-bg) .pip-btn-dismiss {
        color: #fff;
    }
    
    .pwa-install-popup:not(.pip-custom-bg) .pip-btn-dismiss:hover {
        background: rgba(255, 255, 255, 0.1);
    }
}

/* Print - hide popup */
@media print {
    .pwa-install-popup {
        display: none !important;
    }
}