/* ═══════════════════════════════════════════════════════════════
   PSX Analysis — PWA UI (install, toasts, offline, WCO, safe areas)
   ═══════════════════════════════════════════════════════════════ */

/* ─── Install button (navbar) ─── */
.pwa-install-btn {
    display: none;
    align-items: center;
    gap: 6px;
    padding: 7px 14px;
    border: 1px solid transparent;
    border-radius: 999px;
    background:
        linear-gradient(var(--bg-secondary), var(--bg-secondary)) padding-box,
        linear-gradient(135deg, var(--blue), var(--green)) border-box;
    color: var(--text-primary);
    font: 600 0.85rem var(--font-family);
    cursor: pointer;
    transition: transform var(--transition), box-shadow var(--transition);
    animation: pwaPulse 2.6s ease-in-out 3;
}

.pwa-install-btn.visible {
    display: inline-flex;
}

.pwa-install-btn i {
    color: var(--green);
}

.pwa-install-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.25);
}

@keyframes pwaPulse {

    0%,
    100% {
        box-shadow: 0 0 0 0 rgba(16, 185, 129, 0);
    }

    50% {
        box-shadow: 0 0 0 6px rgba(16, 185, 129, 0.18);
    }
}

@media (max-width: 768px) {
    .pwa-install-btn span {
        display: none;
    }

    .pwa-install-btn {
        padding: 8px 10px;
    }
}

/* ─── Toasts ─── */
.pwa-toast-host {
    position: fixed;
    right: max(16px, env(safe-area-inset-right));
    bottom: max(16px, env(safe-area-inset-bottom));
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-width: min(420px, calc(100vw - 32px));
    pointer-events: none;
}

.pwa-toast {
    pointer-events: auto;
    display: grid;
    grid-template-columns: auto 1fr auto;
    grid-template-areas: "icon body close" "icon actions actions";
    gap: 6px 12px;
    align-items: start;
    padding: 14px 14px 14px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    background: color-mix(in srgb, var(--bg-card) 82%, transparent);
    backdrop-filter: blur(16px) saturate(160%);
    -webkit-backdrop-filter: blur(16px) saturate(160%);
    box-shadow: var(--shadow-lg);
    color: var(--text-primary);
    animation: pwaToastIn 0.35s cubic-bezier(0.2, 0.9, 0.3, 1.2);
}

.pwa-toast.leaving {
    animation: pwaToastOut 0.3s ease forwards;
}

.pwa-toast-icon {
    grid-area: icon;
    width: 38px;
    height: 38px;
    display: grid;
    place-items: center;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--blue-bg), var(--green-bg));
    color: var(--green);
    font-size: 1rem;
}

.pwa-toast-body {
    grid-area: body;
    min-width: 0;
}

.pwa-toast-title {
    font: 600 0.95rem var(--font-heading);
}

.pwa-toast-text {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 2px;
}

.pwa-toast-actions {
    grid-area: actions;
    display: flex;
    gap: 8px;
    justify-content: flex-end;
}

.pwa-toast-actions:empty {
    display: none;
}

.pwa-toast-close {
    grid-area: close;
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
    transition: color var(--transition);
}

.pwa-toast-close:hover {
    color: var(--text-primary);
}

@keyframes pwaToastIn {
    from {
        opacity: 0;
        transform: translateY(16px) scale(0.96);
    }
}

@keyframes pwaToastOut {
    to {
        opacity: 0;
        transform: translateX(24px);
    }
}

/* ─── Offline bar ─── */
.pwa-offline-bar {
    position: fixed;
    left: 50%;
    bottom: max(16px, env(safe-area-inset-bottom));
    z-index: 9999;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border: 1px solid var(--yellow);
    border-radius: 999px;
    background: color-mix(in srgb, var(--bg-card) 85%, transparent);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    color: var(--yellow);
    font: 500 0.85rem var(--font-family);
    box-shadow: var(--shadow-md);
    transform: translate(-50%, 150%);
    opacity: 0;
    transition: transform 0.4s cubic-bezier(0.2, 0.9, 0.3, 1.2), opacity 0.3s;
    pointer-events: none;
}

.pwa-offline-bar.visible {
    transform: translate(-50%, 0);
    opacity: 1;
}

.is-offline .pwa-toast-host {
    bottom: calc(max(16px, env(safe-area-inset-bottom)) + 52px);
}

/* ─── Standalone app polish ─── */
.pwa-standalone body {
    overscroll-behavior-y: none;
    -webkit-tap-highlight-color: transparent;
}

@media (display-mode: standalone),
(display-mode: window-controls-overlay) {
    .pwa-install-btn {
        display: none !important;
    }

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

    body {
        padding-left: env(safe-area-inset-left);
        padding-right: env(safe-area-inset-right);
    }
}

/* ─── Window Controls Overlay (desktop title bar integration) ─── */
@media (display-mode: window-controls-overlay) {
    .navbar {
        padding-left: max(16px, env(titlebar-area-x, 0px));
        padding-right: calc(100vw - env(titlebar-area-x, 0px) - env(titlebar-area-width, 100vw) + 16px);
        min-height: env(titlebar-area-height, 48px);
        -webkit-app-region: drag;
        app-region: drag;
    }

    .navbar a,
    .navbar button,
    .navbar input,
    .navbar form,
    .navbar .search-results {
        -webkit-app-region: no-drag;
        app-region: no-drag;
    }
}