/* ── Radar Page Layout ─────────────────────────────────────────────────────── */
.page-radar {
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

#map-wrap {
    flex: 1;
    min-height: 0;
    position: relative;
}

/* Leaflet MUST have a pixel height — absolute fill guarantees it */
#map {
    position: absolute;
    inset: 0;
}

/* ── Frame Timestamp Overlay ───────────────────────────────────────────────── */
.frame-timestamp {
    position: absolute;
    bottom: 12px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(4, 12, 28, 0.82);
    border: 1px solid rgba(0,180,255,.18);
    border-radius: var(--r-xl);
    padding: .3rem .85rem;
    font-size: .74rem;
    font-weight: 600;
    color: var(--text);
    pointer-events: none;
    white-space: nowrap;
    z-index: 500;
    backdrop-filter: blur(16px);
    letter-spacing: .02em;
}

/* ── Playback Controls ─────────────────────────────────────────────────────── */
#radar-controls {
    background: var(--glass);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border-top: 1px solid var(--border);
    padding: .55rem .85rem;
    display: grid;
    grid-template-columns: auto auto auto 1fr auto auto;
    grid-template-rows: auto auto;
    align-items: center;
    gap: .4rem .6rem;
    flex-shrink: 0;
}

/* Row 1: prev / play / next / slider / count / time */
#prev-frame      { grid-column: 1; grid-row: 1; }
#play-btn        { grid-column: 2; grid-row: 1; }
#next-frame      { grid-column: 3; grid-row: 1; }
#frame-slider    { grid-column: 4; grid-row: 1; accent-color: var(--accent); cursor: pointer; width: 100%; min-width: 0; }
#frame-count     { grid-column: 5; grid-row: 1; font-size: .72rem; color: var(--muted); white-space: nowrap; }
#frame-time      { grid-column: 6; grid-row: 1; font-size: .75rem; color: var(--muted); white-space: nowrap; }

/* Row 2: toggles + region + legend */
.ctrl-row2 {
    grid-column: 1 / -1;
    grid-row: 2;
    display: flex;
    align-items: center;
    gap: .45rem;
    flex-wrap: wrap;
}

/* Divider between control groups */
.ctrl-divider {
    width: 1px;
    height: 18px;
    background: var(--border);
    flex-shrink: 0;
}

/* ── Precipitation Legend ──────────────────────────────────────────────────── */
#radar-legend {
    display: flex;
    align-items: center;
    gap: .5rem;
    font-size: .72rem;
    color: var(--muted);
}
.legend-gradient {
    height: 10px;
    width: 120px;
    border-radius: 3px;
    background: linear-gradient(to right, #00bfff, #00ff00, #ffff00, #ff6600, #cc0000, #ff00ff);
    border: 1px solid var(--border);
}

/* ── Alert Detail Overlay ──────────────────────────────────────────────────── */
#radar-alert-overlay {
    position: absolute;
    top: .75rem;
    right: .75rem;
    width: 340px;
    max-height: calc(100% - 1.5rem);
    background: rgba(4, 12, 28, 0.88);
    border: 1px solid rgba(0,180,255,.18);
    border-radius: var(--r-lg);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    box-shadow: 0 16px 60px rgba(0,0,0,.75), 0 0 0 1px rgba(255,255,255,.04);
    overflow: hidden;
    backdrop-filter: blur(28px) saturate(180%);
    -webkit-backdrop-filter: blur(28px) saturate(180%);
    animation: overlayIn .22s ease;
}
#radar-alert-overlay[hidden] { display: none; }

@keyframes overlayIn {
    from { opacity: 0; transform: translateX(14px) scale(.97); }
    to   { opacity: 1; transform: translateX(0)    scale(1);   }
}

.rao-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: .5rem;
    padding: .8rem 1rem .7rem;
    border-bottom: 1px solid rgba(255,255,255,.07);
    flex-shrink: 0;
    background: rgba(0,180,255,.05);
}
.rao-title-row {
    display: flex;
    align-items: center;
    gap: .5rem;
    flex-wrap: wrap;
    flex: 1;
    min-width: 0;
}
#rao-event {
    font-size: .9rem;
    font-weight: 700;
    line-height: 1.3;
    color: var(--text);
}

/* ── Close button — always visible circle ─────────────────────────────────── */
.rao-close {
    background: rgba(255,255,255,.1);
    border: 1px solid rgba(255,255,255,.12);
    color: var(--text);
    cursor: pointer;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    flex-shrink: 0;
    transition: background .15s, transform .12s;
    -webkit-tap-highlight-color: transparent;
}
.rao-close:hover  { background: rgba(255,255,255,.18); transform: scale(1.08); }
.rao-close:active { transform: scale(.92); }

.rao-body {
    flex: 1;
    overflow-y: auto;
    padding: .7rem 1rem;
    display: flex;
    flex-direction: column;
    gap: .6rem;
    scrollbar-width: thin;
    scrollbar-color: rgba(255,255,255,.08) transparent;
}
.rao-body::-webkit-scrollbar       { width: 4px; }
.rao-body::-webkit-scrollbar-thumb { background: rgba(255,255,255,.1); border-radius: 3px; }

/* ── Meta table ────────────────────────────────────────────────────────────── */
.rao-meta {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: .22rem .65rem;
    font-size: .78rem;
    background: rgba(255,255,255,.03);
    border: 1px solid rgba(255,255,255,.06);
    border-radius: var(--r-sm);
    padding: .5rem .65rem;
}
.rao-meta dt { color: var(--muted); white-space: nowrap; }
.rao-meta dd { color: var(--text); }

/* ── Description ───────────────────────────────────────────────────────────── */
.rao-description {
    font-size: .77rem;
    color: var(--muted);
    line-height: 1.55;
    white-space: pre-wrap;
    max-height: 130px;
    overflow-y: auto;
    border-top: 1px solid rgba(255,255,255,.06);
    padding-top: .5rem;
    scrollbar-width: thin;
}

/* ── EAS section ───────────────────────────────────────────────────────────── */
.rao-section-label {
    font-size: .68rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .09em;
    color: var(--accent);
    border-top: 1px solid rgba(0,180,255,.12);
    padding-top: .5rem;
    display: flex;
    align-items: center;
    gap: .35rem;
}
.rao-eas-list  { display: flex; flex-direction: column; gap: .4rem; }
.rao-eas-card  {
    background: rgba(255,255,255,.03);
    border: 1px solid rgba(255,255,255,.07);
    border-left: 3px solid var(--unknown);
    border-radius: var(--r-sm);
    padding: .5rem .65rem;
    font-size: .74rem;
}
.rao-eas-card.extreme  { border-left-color: var(--extreme);  }
.rao-eas-card.severe   { border-left-color: var(--severe);   }
.rao-eas-card.moderate { border-left-color: var(--moderate); }
.rao-eas-card.minor    { border-left-color: var(--minor);    }
.rao-eas-card-header   { display: flex; justify-content: space-between; gap: .4rem; margin-bottom: .25rem; }
.rao-eas-type          { font-weight: 700; }
.rao-eas-ts            { color: var(--muted); white-space: nowrap; font-size: .68rem; }
.rao-eas-orig          { font-family: var(--mono); font-size: .7rem; color: var(--accent); margin-bottom: .3rem; }

/* ── Footer ────────────────────────────────────────────────────────────────── */
.rao-footer {
    padding: .6rem 1rem;
    border-top: 1px solid rgba(255,255,255,.06);
    background: rgba(0,180,255,.04);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: .5rem;
    flex-shrink: 0;
}
.rao-updated { font-size: .68rem; color: var(--muted); text-align: right; }

/* ── Radar Sweep Arm ───────────────────────────────────────────────────────── */
/* The whole wrapper rotates so arm + trail move together without transform conflicts */
.radar-sweep {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 400;
    opacity: .5;
    transform-origin: 50% 50%;
    animation: sweep-rotate 4s linear infinite;
    display: none; /* shown via JS only at zoom >= 7 */
}

/* Arm: extends right from map center */
.radar-sweep-arm {
    position: absolute;
    width: 50%;
    height: 2px;
    top: calc(50% - 1px);
    left: 50%;
    transform-origin: 0% 50%;
    background: linear-gradient(to right, rgba(0,255,100,.95) 0%, transparent 100%);
    border-radius: 0 1px 1px 0;
    box-shadow: 0 0 8px rgba(0,255,100,.7);
}

/* Trail: conic-gradient "afterglow" filling the whole parent */
.radar-sweep-trail {
    position: absolute;
    inset: 0;
    background: conic-gradient(
        from -90deg at 50% 50%,
        rgba(0,255,100,.07) 0deg,
        transparent 90deg
    );
}

@keyframes sweep-rotate {
    from { transform: rotate(0deg);   }
    to   { transform: rotate(360deg); }
}

/* ── Responsive ────────────────────────────────────────────────────────────── */
@media (max-width: 700px) {
    /* Controls: collapse to single row on mobile */
    #radar-controls {
        grid-template-columns: auto auto auto 1fr auto;
        grid-template-rows: auto auto auto;
        padding: .5rem .7rem;
        gap: .35rem .5rem;
    }

    /* Row 1: prev/play/next/slider/time (drop count) */
    #frame-count  { display: none; }
    #frame-time   { grid-column: 5; grid-row: 1; font-size: .7rem; }

    /* Row 2: region + toggles */
    .ctrl-row2    { gap: .3rem; }

    /* Bigger tap targets for playback buttons */
    #prev-frame, #play-btn, #next-frame { min-width: 36px; min-height: 36px; justify-content: center; }

    /* Slider – taller tap area */
    #frame-slider { height: 20px; }

    /* Alert overlay: full-width sheet from bottom */
    #radar-alert-overlay {
        width: 100%;
        left: 0;
        right: 0;
        top: auto;
        bottom: 0;
        max-height: 55vh;
        border-radius: 16px 16px 0 0;
        animation: overlayUp .25s ease;
    }

    @keyframes overlayUp {
        from { transform: translateY(100%); opacity: 0; }
        to   { transform: translateY(0);    opacity: 1; }
    }

    /* Timestamp – always show on mobile (small screen, concise) */
    .frame-timestamp {
        font-size: .68rem;
        bottom: auto;
        top: .5rem;
        left: 50%;
        transform: translateX(-50%);
    }

    #radar-legend { display: none; }
}

/* Very small phones */
@media (max-width: 390px) {
    .ctrl-btn   { padding: .3rem .45rem; font-size: .72rem; }
    .ctrl-label { display: none; }
    #frame-time { display: none; }
}