/* ============================================================
   Offline Overlay — masks everything when no network
   ============================================================ */

.offline-overlay {
    position: fixed;
    inset: 0;
    z-index: 2147483647; /* max z-index */
    background: linear-gradient(135deg, var(--primary, #6366f1) 0%, var(--accent, #8b5cf6) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease-out;
}

.offline-overlay.show {
    opacity: 1;
    pointer-events: auto;
}

.offline-content {
    text-align: center;
    max-width: 400px;
    width: 100%;
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 20px;
    padding: 40px 28px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
    animation: offlineIn 0.4s ease-out;
}

@keyframes offlineIn {
    from { opacity: 0; transform: scale(0.92); }
    to   { opacity: 1; transform: scale(1); }
}

/* Animated offline icon */
.offline-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.15);
    border: 2px solid rgba(255, 255, 255, 0.3);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 2.2rem;
    margin: 0 auto 20px;
    animation: offlinePulse 2s ease-in-out infinite;
}

@keyframes offlinePulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.4);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 0 0 18px rgba(255, 255, 255, 0);
    }
}

.offline-title {
    font-family: 'Playfair Display', Georgia, serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: #ffffff;
    margin: 0 0 10px;
}

.offline-message {
    font-family: 'Inter', system-ui, sans-serif;
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.6;
    margin: 0 0 24px;
}

.offline-status {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.12);
    border-radius: 100px;
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 20px;
}

.offline-status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #fbbf24;
    animation: offlineBlink 1.4s ease-in-out infinite;
}

@keyframes offlineBlink {
    0%, 100% { opacity: 1; }
    50%      { opacity: 0.3; }
}

.offline-status.online .offline-status-dot {
    background: #22c55e;
    animation: none;
}

.offline-retry {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    background: #ffffff;
    color: var(--primary, #6366f1);
    border: none;
    border-radius: 12px;
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.15s, box-shadow 0.15s;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.offline-retry:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.offline-retry:active {
    transform: translateY(0);
}

.offline-retry:disabled {
    opacity: 0.6;
    cursor: wait;
    transform: none;
}

.offline-hint {
    font-size: 0.78rem;
    color: rgba(255, 255, 255, 0.7);
    margin-top: 20px;
    line-height: 1.5;
}

@media (max-width: 480px) {
    .offline-content { padding: 32px 20px; }
    .offline-icon { width: 68px; height: 68px; font-size: 1.9rem; }
    .offline-title { font-size: 1.3rem; }
}

@media (prefers-reduced-motion: reduce) {
    .offline-overlay,
    .offline-content,
    .offline-icon,
    .offline-status-dot {
        animation: none !important;
        transition: none !important;
    }
}