/* ─────────────────────────────────────────────────────────────────────────────
   Connection Banner  —  connection-banner.css
   Ported from the React/Tailwind implementation in ConnectionBanner.tsx.
   Uses BEM-style class names prefixed with "connection-banner".
───────────────────────────────────────────────────────────────────────────── */

/* ── Base & slide animation ─────────────────────────────────────────────── */

.connection-banner {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1060;                          /* above Bootstrap modals (1050) */
    transform: translateY(-100%);
    transition: transform 0.3s ease-out;
    pointer-events: none;                   /* invisible state: pass through clicks */
    padding-top: env(safe-area-inset-top);
}

.connection-banner--visible {
    transform: translateY(0);
    pointer-events: auto;
}

/* ── Inner wrappers ─────────────────────────────────────────────────────── */

.connection-banner__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    color: #fff;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.15);
}

.connection-banner__inner--reconnecting {
    background: linear-gradient(to right, #2563eb, #4f46e5);   /* blue → indigo */
    padding: 0.65rem 1rem;
}

.connection-banner__inner--critical {
    background: transparent;    /* set per-state variant below */
    padding: 1rem;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.25);
}

/* Stale → amber / orange */
.connection-banner--stale .connection-banner__inner--critical {
    background: linear-gradient(to right, #f59e0b, #f97316);
}

/* Error → red / rose */
.connection-banner--error .connection-banner__inner--critical {
    background: linear-gradient(to right, #dc2626, #e11d48);
}

/* ── Content rows ───────────────────────────────────────────────────────── */

.connection-banner__content {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex: 1;
    min-width: 0;
}

.connection-banner__body {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    max-width: 1280px;
    margin: 0 auto;
    width: 100%;
}

/* ── Icons ──────────────────────────────────────────────────────────────── */

.connection-banner__icon-wrap {
    flex-shrink: 0;
    position: relative;
    display: flex;
    align-items: center;
}

.connection-banner__icon-wrap--lg {
    margin-top: 2px;
}

.connection-banner__icon {
    width: 1.25rem;
    height: 1.25rem;
}

.connection-banner__icon-wrap--lg .connection-banner__icon {
    width: 1.5rem;
    height: 1.5rem;
}

/* Pulse animation for the reconnecting wifi icon */
.connection-banner__icon--pulse {
    animation: cb-pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes cb-pulse {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0.45; }
}

/* ── Text ───────────────────────────────────────────────────────────────── */

.connection-banner__text {
    flex: 1;
    min-width: 0;
}

.connection-banner__title {
    font-size: 0.875rem;
    font-weight: 600;
    margin: 0;
    line-height: 1.3;
}

.connection-banner__subtitle {
    font-size: 0.75rem;
    margin: 0;
    opacity: 0.85;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.connection-banner__heading {
    font-size: 1rem;
    font-weight: 700;
    margin: 0 0 0.25rem;
    line-height: 1.3;
}

.connection-banner__body-text {
    font-size: 0.875rem;
    margin: 0 0 0.75rem;
    opacity: 0.95;
    line-height: 1.45;
}

.connection-banner__timestamp {
    display: block;
    margin-top: 0.25rem;
    font-size: 0.75rem;
    opacity: 0.8;
}

/* ── Action buttons ─────────────────────────────────────────────────────── */

.connection-banner__actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
}

.connection-banner__reload-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    height: 2.25rem;
    padding: 0 1rem;
    background: #fff;
    color: #111;
    font-size: 0.875rem;
    font-weight: 600;
    border: none;
    border-radius: 0.6rem;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.18);
    cursor: pointer;
    transition: background 0.15s;
}

.connection-banner__reload-btn svg {
    width: 1rem;
    height: 1rem;
    flex-shrink: 0;
}

.connection-banner__reload-btn:hover {
    background: rgba(255, 255, 255, 0.9);
}

.connection-banner__dismiss-btn {
    display: inline-flex;
    align-items: center;
    height: 2.25rem;
    padding: 0 1rem;
    background: transparent;
    color: #fff;
    font-size: 0.875rem;
    border: none;
    border-radius: 0.6rem;
    cursor: pointer;
    transition: background 0.15s;
}

.connection-banner__dismiss-btn:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* ── Close (×) button ───────────────────────────────────────────────────── */

.connection-banner__close {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.75rem;
    height: 1.75rem;
    padding: 0.2rem;
    background: transparent;
    color: #fff;
    border: none;
    border-radius: 0.4rem;
    cursor: pointer;
    transition: background 0.15s;
}

.connection-banner__close svg {
    width: 1rem;
    height: 1rem;
}

.connection-banner__close:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* ── Responsive adjustments ─────────────────────────────────────────────── */

@media (max-width: 576px) {
    .connection-banner__subtitle {
        display: none;            /* keep the bar compact on phones */
    }

    .connection-banner__body-text {
        font-size: 0.8125rem;
    }

    .connection-banner__body {
        flex-wrap: wrap;
    }

    .connection-banner__actions {
        width: 100%;
    }

    .connection-banner__reload-btn {
        margin-left: auto;
    }
}