/* ============================================================
   PWA-specific styles
   ============================================================ */

/* Install button (hidden by default until installable) */
.pwa-install-btn {
    padding: 0.55rem 1.1rem;
    font-size: 0.85rem;
    gap: 0.4rem;
}
.pwa-install-btn i { font-size: 0.85rem; }

/* Toast container */
#pwa-toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 99998;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    pointer-events: none;
    max-width: calc(100vw - 40px);
}

@media (max-width: 480px) {
    #pwa-toast-container {
        top: 12px;
        right: 12px;
        left: 12px;
        align-items: stretch;
    }
    .pwa-install-btn {
        width: 100%;
        justify-content: center;
        margin-top: 0.4rem;
    }
}

/* Standalone mode tweaks — iOS safe area */
@media (display-mode: standalone) {
    body {
        padding-top: env(safe-area-inset-top);
        padding-bottom: env(safe-area-inset-bottom);
    }
    .site-header {
        padding-top: env(safe-area-inset-top);
    }
}

/* Slide-up animation for iOS hint */
@keyframes slideUp {
    from { opacity: 0; transform: translate(-50%, 20px); }
    to   { opacity: 1; transform: translate(-50%, 0); }
}

/* ============================================================
   INSTALL PROMPT — Compact snackbar style
   ============================================================ */

/* Backdrop (very subtle, no scroll block) */
.pwa-prompt-backdrop {
    position: fixed;
    inset: 0;
    z-index: 99996;
    background: transparent;
    pointer-events: none;
}

/* The prompt card */
.pwa-prompt {
    position: fixed;
    left: 50%;
    bottom: 20px;
    transform: translate(-50%, 140%);
    width: calc(100% - 32px);
    max-width: 420px;
    background: #0f172a;
    color: #fff;
    border-radius: 18px;
    box-shadow: 0 20px 50px rgba(15, 23, 42, 0.35);
    padding: 0.7rem 0.7rem 0.7rem 0.85rem;
    z-index: 99997;
    display: flex;
    align-items: center;
    gap: 0.7rem;
    transition: transform 0.45s cubic-bezier(0.34, 1.3, 0.64, 1);
    will-change: transform;
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    overflow: hidden;
}
.pwa-prompt.is-open {
    transform: translate(-50%, 0);
}

/* Subtle top highlight */
.pwa-prompt::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, #facc15, transparent);
    background-size: 200% 100%;
    animation: pwaShimmer 3s linear infinite;
}
@keyframes pwaShimmer {
    0%   { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* App icon — compact */
.pwa-prompt .app-icon {
    width: 40px;
    height: 40px;
    border-radius: 11px;
    background: linear-gradient(135deg, #facc15, #f59e0b);
    color: #0f172a;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
    position: relative;
    overflow: hidden;
}
.pwa-prompt .app-icon::after {
    content: '';
    position: absolute;
    top: -30%; left: -60%;
    width: 60%; height: 160%;
    background: linear-gradient(100deg, transparent 20%, rgba(255,255,255,0.5) 50%, transparent 80%);
    animation: pwaShine 3.5s ease-in-out infinite;
}
@keyframes pwaShine {
    0%, 70% { left: -60%; }
    100%    { left: 160%; }
}

/* Text block */
.pwa-prompt .prompt-text { flex: 1; min-width: 0; }
.pwa-prompt .prompt-text h3 {
    font-size: 0.86rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 0.1rem;
    color: #fff;
    letter-spacing: -0.2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.pwa-prompt .prompt-text p {
    font-size: 0.72rem;
    color: #94a3b8;
    line-height: 1.3;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Install action button */
.pwa-prompt .pwa-go {
    background: linear-gradient(135deg, #facc15, #f59e0b);
    color: #0f172a;
    border: none;
    padding: 0.55rem 0.95rem;
    border-radius: 50px;
    font-family: inherit;
    font-weight: 700;
    font-size: 0.78rem;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    white-space: nowrap;
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}
.pwa-prompt .pwa-go:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(250, 204, 21, 0.4);
}

/* Close button */
.pwa-prompt .pwa-x {
    background: transparent;
    border: none;
    color: #64748b;
    cursor: pointer;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    transition: background 0.2s, color 0.2s;
    flex-shrink: 0;
}
.pwa-prompt .pwa-x:hover {
    background: rgba(255,255,255,0.08);
    color: #fff;
}

/* iOS variant — small text but no button, relies on user action */
.pwa-prompt .pwa-go.ios-info {
    background: rgba(250,204,21,0.15);
    color: #facc15;
    font-size: 0.72rem;
    padding: 0.5rem 0.85rem;
    cursor: default;
}
.pwa-prompt .pwa-go.ios-info:hover {
    transform: none;
    box-shadow: none;
}

/* ---------- MOBILE ---------- */
@media (max-width: 480px) {
    .pwa-prompt {
        bottom: 12px;
        width: calc(100% - 24px);
        padding: 0.6rem 0.55rem 0.6rem 0.75rem;
        gap: 0.55rem;
        border-radius: 16px;
    }
    .pwa-prompt .app-icon { width: 36px; height: 36px; font-size: 1rem; border-radius: 10px; }
    .pwa-prompt .prompt-text h3 { font-size: 0.8rem; }
    .pwa-prompt .prompt-text p { font-size: 0.68rem; }
    .pwa-prompt .pwa-go { padding: 0.5rem 0.8rem; font-size: 0.72rem; }
    .pwa-prompt .pwa-x { width: 24px; height: 24px; font-size: 0.78rem; }
}

@media (prefers-reduced-motion: reduce) {
    .pwa-prompt { transition-duration: 0.01ms; }
    .pwa-prompt::before,
    .pwa-prompt .app-icon::after { animation: none; }
}