/* HAM4LIFE Portal — base styles.
   Dark mode is PERMANENT (not system-determined, not user-selectable). */
:root {
    --bg: #0b1016;
    --panel: #141b23;
    --panel-2: #1b2430;
    --ink: #e8eef4;
    --muted: #93a4b3;
    --line: #26313d;
    /* Fancy accent — cyan → light blue */
    --brand: #38bdf8;          /* light blue, used for links */
    --accent: #22d3ee;         /* cyan */
    --accent-2: #7dd3fc;       /* soft light blue */
    --accent-grad: linear-gradient(135deg, #22d3ee 0%, #38bdf8 100%);
    --brand-ink: #04141c;      /* dark text on bright accent (readable!) */
    --danger: #ff6b5e;
    --ok: #4ade80;
    --radius: 10px;
}
* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
    background: var(--bg);
    color: var(--ink);
    line-height: 1.5;
}
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
.container { max-width: 1000px; margin: 0 auto; padding: 0 16px; }

/* Top bar */
.topbar { background: var(--panel); border-bottom: 1px solid var(--line); }
.topbar-inner { display: flex; align-items: center; justify-content: space-between; height: 56px; }
.brand {
    font-weight: 800; font-size: 1.2rem; letter-spacing: .01em;
    background: var(--accent-grad); -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent; color: var(--accent);
}
.mainnav { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.mainnav a { color: var(--ink); }
.inline { display: inline; }
.linkbtn { background: none; border: 0; color: var(--ink); cursor: pointer; font: inherit; padding: 0; }

/* Mobile hamburger (CSS-only) — hidden on desktop */
.nav-toggle { display: none; }
.nav-burger { display: none; }

/* Layout blocks */
main.container { padding-top: 20px; padding-bottom: 40px; }
.page-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.page-head-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 560px) { .grid-2 { grid-template-columns: 1fr; } }
.announce-cta { margin: 6px 0 10px; padding: 12px 14px 6px; border: 1px solid var(--line); border-radius: var(--radius-sm); }
.announce-cta legend { padding: 0 6px; color: var(--accent-2); font-size: .85rem; font-weight: 600; }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; margin-bottom: 18px; }
.panel.narrow { max-width: 460px; margin-left: auto; margin-right: auto; }
.hero { padding: 30px 0; }
.hero h1 {
    font-size: 2rem; margin: 0 0 8px;
    background: var(--accent-grad); -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent;
}
.lead { font-size: 1.1rem; color: var(--muted); }
.works-with { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin: 4px 0 18px; color: var(--muted); font-weight: 600; }
.logger-chip {
    display: inline-block; padding: 4px 12px; border-radius: 999px;
    font-weight: 700; color: var(--accent-2);
    background: rgba(34, 211, 238, .1); border: 1px solid rgba(34, 211, 238, .45);
}
.muted { color: var(--muted); }
.hint { display: block; color: var(--muted); font-size: .85rem; margin-top: 3px; }
.tip-highlight {
    display: block;
    margin-top: 8px;
    padding: 8px 12px;
    border-radius: 8px;
    font-size: .85rem;
    background: rgba(24, 24, 27, .85);
    color: #fde047;
    border: 1px solid rgba(250, 204, 21, .6);
}
.tip-highlight strong { color: #fde047; }
.footer { border-top: 1px solid var(--line); color: var(--muted); padding: 18px 0; }

/* Buttons */
.btn {
    display: inline-block; background: var(--accent-grad); color: var(--brand-ink);
    border: 0; border-radius: 8px; padding: 9px 16px; cursor: pointer; font: inherit; font-weight: 600;
    text-decoration: none; box-shadow: 0 1px 2px rgba(0,0,0,.4);
}
.btn:hover { filter: brightness(1.08); text-decoration: none; box-shadow: 0 0 0 2px rgba(34,211,238,.25); }
.btn.secondary { background: var(--panel-2); color: var(--ink); border: 1px solid var(--line); box-shadow: none; }
.btn.secondary:hover { border-color: var(--accent); box-shadow: none; }
.btn.danger { background: var(--danger); color: #1a0503; }
.btn.small { padding: 5px 10px; font-size: .85rem; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }
.btn.download { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; }
.btn.download .dl-icon { flex: 0 0 auto; }
.btn.download.small { gap: 6px; }

/* Forms */
label { display: block; margin: 10px 0; font-weight: 600; }
input, select, textarea {
    width: 100%; padding: 9px 10px; border: 1px solid var(--line); border-radius: 8px;
    font: inherit; background: #0d141c; color: var(--ink); margin-top: 4px; font-weight: 400;
}
input:focus, select:focus, textarea:focus {
    outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(34,211,238,.18);
}
label.checkbox { display: flex; align-items: center; gap: 8px; font-weight: 400; }
label.checkbox input { width: auto; margin: 0; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.row-form { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.row-form input, .row-form select { width: auto; flex: 1 1 160px; margin: 0; }
.inline-edit { display: flex; gap: 6px; align-items: center; }
.inline-edit input, .inline-edit select { width: auto; margin: 0; }
fieldset { border: 1px solid var(--line); border-radius: 8px; margin: 12px 0; padding: 12px; }

/* Alerts */
.alert { padding: 10px 14px; border-radius: 8px; margin: 12px 0; }
.alert.success { background: rgba(74,222,128,.12); color: var(--ok); border: 1px solid rgba(74,222,128,.35); }
.alert.error { background: rgba(255,107,94,.12); color: var(--danger); border: 1px solid rgba(255,107,94,.35); }
.keybox { display: block; margin-top: 6px; font-size: 1.05rem; word-break: break-all; }

/* Tables / listings */
.table-wrap { overflow-x: auto; }
table.listing { width: 100%; border-collapse: collapse; }
table.listing th, table.listing td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: middle; }
table.listing th a { color: var(--ink); }
.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: .75rem; font-weight: 700; }
.badge.live {
    background: rgba(255,43,60,.14); color: #ff3b4e; border: 1px solid rgba(255,43,60,.55);
    text-shadow: 0 0 4px rgba(255,43,60,.9), 0 0 10px rgba(255,43,60,.6);
    animation: badge-live-pulse 1.6s ease-in-out infinite;
}
@keyframes badge-live-pulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 8px rgba(255,43,60,.7), 0 0 2px rgba(255,43,60,.9) inset; }
    50%      { opacity: .6; box-shadow: 0 0 0 rgba(255,43,60,0); }
}
@media (prefers-reduced-motion: reduce) { .badge.live { animation: none; } }
.badge.off { background: var(--panel-2); color: var(--muted); border: 1px solid var(--line); }

/* Lists */
.calllist { list-style: none; padding: 0; margin: 0; }
.calllist li { padding: 8px 0; border-bottom: 1px solid var(--line); display: flex; gap: 8px; align-items: baseline; }
.calllist .date, .callsign-row .muted { margin-left: auto; color: var(--muted); font-size: .85rem; }
.call { font-weight: 700; }
.callsign-row { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 10px 0; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.request blockquote { margin: 6px 0; padding: 6px 12px; border-left: 3px solid var(--line); color: var(--muted); }
.search { display: flex; gap: 8px; align-items: center; }
.search input { width: auto; margin: 0; }

/* Stats */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 12px; margin-bottom: 18px; }
.stat { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; text-align: center; }
.stat .num { display: block; font-size: 1.8rem; font-weight: 700; }

/* Event page */
.cards { display: flex; flex-wrap: wrap; gap: 16px; margin: 16px 0; }
.event-dates { color: var(--muted); }

/* Feed wall — all published stations grouped by callsign */
.wall-group { margin: 0 0 26px; }
.wall-call {
    font-size: 1.2rem; margin: 20px 0 10px; padding-bottom: 6px;
    border-bottom: 1px solid var(--line);
}
.wall-call a { color: var(--accent-2); }
.wall-filter {
    display: inline-flex; margin: 0 0 18px; padding: 8px 14px;
    background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius-sm);
}
.wall-filter label.checkbox { margin: 0; }

/* Public event photo gallery — auto-arranged, up to 5 photos.
   Fixed-size frame; the whole image is always shown (contain, never cropped). */
.photo-grid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.photo-grid figure { margin: 0; }
.photo-grid img {
    width: 100%; height: 220px; object-fit: contain;
    background: var(--panel); border: 1px solid var(--line); border-radius: 8px; display: block;
}
.photo-grid figcaption { font-size: .85rem; color: var(--muted); margin-top: 6px; }
.photo-grid img { cursor: zoom-in; }

/* Photo lightbox */
.lightbox {
    position: fixed; inset: 0; z-index: 1000;
    background: rgba(0, 0, 0, .9);
    display: flex; align-items: center; justify-content: center;
}
.lightbox[hidden] { display: none; }
.lb-figure { margin: 0; display: flex; flex-direction: column; align-items: center; }
.lb-img {
    max-width: 92vw; max-height: 82vh; object-fit: contain;
    border-radius: 8px; box-shadow: 0 12px 48px rgba(0, 0, 0, .65);
}
.lb-cap { color: #e8eef4; margin-top: 12px; font-size: .95rem; text-align: center; max-width: 92vw; }
.lb-btn {
    position: fixed; width: 48px; height: 48px; padding: 0;
    background: rgba(20, 27, 35, .72); color: #fff; border: 1px solid var(--line);
    border-radius: 10px; cursor: pointer; font-size: 1.7rem; line-height: 1;
    display: flex; align-items: center; justify-content: center;
}
.lb-btn:hover { border-color: var(--accent); color: var(--accent); }
.lb-close { top: 16px; right: 16px; }
.lb-prev { left: 16px; top: 50%; transform: translateY(-50%); }
.lb-next { right: 16px; top: 50%; transform: translateY(-50%); }
.lb-count {
    position: fixed; bottom: 16px; left: 50%; transform: translateX(-50%);
    color: #9aa7b2; font-size: .85rem; letter-spacing: .03em;
}
@media (max-width: 560px) {
    .lb-btn { width: 42px; height: 42px; font-size: 1.4rem; }
    .lb-prev { left: 8px; } .lb-next { right: 8px; } .lb-close { top: 10px; right: 10px; }
}
/* A single photo gets a taller frame, centered */
.photo-grid.photos-1 { grid-template-columns: minmax(0, 560px); justify-content: center; }
.photo-grid.photos-1 img { height: 360px; }
/* Two photos side by side */
.photo-grid.photos-2 { grid-template-columns: repeat(2, 1fr); }

/* Editor thumbnail grid — also show the full image in a fixed frame */
.panel .grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; }
.panel .grid figure { margin: 0; background: var(--bg); border: 1px solid var(--line); border-radius: 8px; padding: 8px; }
.panel .grid img { width: 100%; height: 120px; object-fit: contain; border-radius: 6px; background: var(--panel); }
.panel .grid figcaption { font-size: .8rem; color: var(--muted); margin: 6px 0; }

.danger h2 { color: var(--danger); }

/* Rich-text editor */
.field { margin: 10px 0; }
.field-label { display: block; font-weight: 600; margin-bottom: 4px; }
.editor { border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.editor-toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: 4px; padding: 6px; background: var(--bg); border-bottom: 1px solid var(--line); }
.editor-toolbar button { background: var(--panel); border: 1px solid var(--line); border-radius: 6px; padding: 4px 8px; cursor: pointer; font: inherit; color: var(--ink); line-height: 1; }
.editor-toolbar button:hover { border-color: var(--brand); }
.editor-toolbar button.active { background: var(--brand); color: var(--brand-ink); }
.editor-toolbar .sep { width: 1px; align-self: stretch; background: var(--line); margin: 2px 4px; }
.editor-toolbar .spacer { flex: 1; }
.editor-visual { min-height: 200px; padding: 10px 12px; outline: none; background: var(--panel); }
.editor-visual:empty::before { content: attr(data-placeholder); color: var(--muted); }
.editor-code { min-height: 200px; border: 0; border-radius: 0; margin: 0; font-family: ui-monospace, Consolas, monospace; font-size: .9rem; }

/* Shared formatting for editor + published body (incl. tables) */
.editor-visual table, .event-body table { border-collapse: collapse; margin: 10px 0; max-width: 100%; }
.editor-visual th, .editor-visual td, .event-body th, .event-body td { border: 1px solid var(--line); padding: 5px 9px; }
.event-body { overflow-x: auto; }
.event-body h3, .event-body h4 { margin: 14px 0 6px; }
.event-body ul, .event-body ol { padding-left: 22px; }

/* Guide */
.guide { max-width: 780px; }
.guide h2 { margin-top: 28px; }
.guide .chain { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin: 18px 0; }
.guide .chain-box { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 10px 14px; text-align: center; font-weight: 600; }
.guide .chain-arrow { color: var(--muted); font-weight: 700; }
.guide-img { margin: 14px 0 4px; }
.guide-img img { max-width: 100%; border: 1px solid var(--line); border-radius: 8px; }
.guide-img figcaption { color: var(--muted); font-size: .85rem; margin-top: 6px; }
.callout {
    margin: 20px 0; padding: 14px 16px; border-radius: var(--radius);
    background: rgba(34, 211, 238, .07); border: 1px solid var(--line);
    border-left: 4px solid var(--accent);
}
.callout h3 { margin: 0 0 6px; color: var(--accent-2); font-size: 1rem; }
.callout p { margin: 6px 0; }
.callout p:last-child { margin-bottom: 0; }

/* Per-logbook guide cards (overview) */
.logger-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin: 16px 0 8px; }
.logger-card {
    display: flex; flex-direction: column; gap: 4px; padding: 14px 16px;
    background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius-sm);
    text-decoration: none; transition: border-color .15s, box-shadow .15s, transform .15s;
}
.logger-card:hover { border-color: var(--accent); box-shadow: var(--edge); transform: translateY(-1px); }
.logger-card-title { font-weight: 700; color: var(--accent-2); }
.logger-card-sub { color: var(--muted); font-size: .85rem; }
@media (max-width: 560px) { .logger-cards { grid-template-columns: 1fr; } }

/* Per-logbook sub-guide top navigation */
.logger-nav { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin: 0 0 18px; }
.logger-nav-back { font-weight: 600; margin-right: 4px; }
.logger-nav-item {
    display: inline-block; padding: 5px 12px; border-radius: 999px; font-weight: 600;
    text-decoration: none; color: var(--muted);
    background: var(--panel); border: 1px solid var(--line);
}
.logger-nav-item:hover { color: var(--accent-2); border-color: var(--accent); }
.logger-nav-item.is-active {
    color: var(--brand-ink); background: var(--accent-grad); border-color: transparent;
}

/* Setup wizard */
body.setup { background: #080c11; }
.setup-wrap { max-width: 640px; margin: 40px auto; padding: 0 16px; }
.setup-head h1 { margin-bottom: 8px; }
.steps { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; padding: 0; margin: 0 0 16px; }
.steps li { padding: 4px 10px; border-radius: 999px; background: var(--panel-2); border: 1px solid var(--line); font-size: .8rem; }
.steps li.active { background: var(--accent-grad); color: var(--brand-ink); border-color: transparent; font-weight: 600; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; }
.checks { width: 100%; border-collapse: collapse; margin-bottom: 16px; }
.checks td { padding: 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
.checks .mark { width: 28px; font-weight: 700; }
.checks tr.ok .mark { color: var(--ok); }
.checks tr.fail .mark { color: var(--danger); }
.test { margin: 14px 0; }
.review { line-height: 1.9; }

/* Add-feed form — labelled fields so ID vs Label is unambiguous */
.add-feed { margin-top: 8px; }
.add-feed-fields { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 12px; }
.add-feed-fields label { margin: 0; }
.add-feed .req { color: var(--accent); }

/* Per-event field visibility toggles */
.field-toggles { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 2px 14px; margin-bottom: 8px; }
.field-toggles label.checkbox { margin: 3px 0; }
@media (max-width: 560px) { .add-feed-fields { grid-template-columns: 1fr; } }

/* Date picker */
.dp-wrap { position: relative; }
.dp-wrap input.datepicker { padding-right: 34px; cursor: pointer; }
.dp-icon {
    position: absolute; right: 10px; top: 50%; transform: translateY(-50%);
    font-size: .95rem; opacity: .8; cursor: pointer; user-select: none;
}
.dp-pop {
    position: absolute; z-index: 40; top: calc(100% + 6px); left: 0;
    width: 260px; background: var(--panel); border: 1px solid var(--line);
    border-radius: 12px; padding: 10px; box-shadow: 0 10px 30px rgba(0,0,0,.55);
}
.dp-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.dp-title { font-weight: 700; color: var(--accent-2); }
.dp-nav {
    background: var(--panel-2); color: var(--ink); border: 1px solid var(--line);
    border-radius: 8px; width: 30px; height: 30px; font-size: 1.1rem; line-height: 1;
    cursor: pointer; padding: 0;
}
.dp-nav:hover { border-color: var(--accent); color: var(--accent); }
.dp-dow { display: grid; grid-template-columns: repeat(7, 1fr); gap: 2px; margin-bottom: 4px; }
.dp-dow span { text-align: center; font-size: .7rem; color: var(--muted); font-weight: 700; }
.dp-days { display: grid; grid-template-columns: repeat(7, 1fr); gap: 2px; }
.dp-day {
    background: transparent; color: var(--ink); border: 1px solid transparent;
    border-radius: 8px; aspect-ratio: 1; cursor: pointer; font: inherit; font-size: .85rem; padding: 0;
}
.dp-day:hover { border-color: var(--accent); }
.dp-day.is-today { color: var(--accent); font-weight: 700; }
.dp-day.is-sel { background: var(--accent-grad); color: var(--brand-ink); font-weight: 700; }
.dp-day[disabled] { opacity: .3; cursor: not-allowed; }
.dp-day[disabled]:hover { border-color: transparent; }
.dp-empty { aspect-ratio: 1; }
.dp-foot { display: flex; justify-content: space-between; margin-top: 8px; }
.dp-foot button {
    background: none; border: 0; color: var(--accent-2); cursor: pointer; font: inherit;
    font-size: .8rem; padding: 4px 6px; width: auto;
}
.dp-foot button:hover { text-decoration: underline; }

@media (max-width: 560px) {
    .two-col { grid-template-columns: 1fr; }
}

/* ============================================================
   Neon / rounded polish  (layered on top of the base styles)
   ============================================================ */
:root {
    --radius: 16px;
    --radius-sm: 11px;
    --depth: 0 10px 30px rgba(0, 0, 0, .45);
    --edge: 0 0 0 1px rgba(34, 211, 238, .12);
    --glow-accent: 0 0 14px rgba(34, 211, 238, .55), 0 0 34px rgba(34, 211, 238, .28);
}

/* Ambient neon background glow */
body {
    background:
        radial-gradient(1100px 520px at 50% -12%, rgba(34, 211, 238, .12), transparent 60%),
        radial-gradient(900px 500px at 108% 0%, rgba(56, 189, 248, .08), transparent 55%),
        radial-gradient(700px 500px at -10% 20%, rgba(125, 211, 252, .05), transparent 55%),
        var(--bg);
    background-attachment: fixed;
}

/* Sticky glass topbar with a neon underline */
.topbar {
    position: sticky; top: 0; z-index: 30;
    background: rgba(15, 21, 28, .82);
    -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
    border-bottom: 1px solid transparent;
    box-shadow: 0 1px 0 rgba(34, 211, 238, .35), 0 8px 24px rgba(0, 0, 0, .35);
}
.brand { text-shadow: 0 0 20px rgba(34, 211, 238, .5); }
.mainnav a { position: relative; transition: color .15s; }
.mainnav a:hover { color: var(--accent); text-decoration: none; }

/* Panels / cards / stats — rounder, layered, faint neon edge */
.panel, .card, .stat {
    border-radius: var(--radius);
    background: linear-gradient(180deg, var(--panel-2), var(--panel));
    box-shadow: var(--edge), var(--depth);
}

/* Neon underline under each panel heading */
.panel > h2:first-child, .card > h2:first-child {
    position: relative; padding-bottom: 10px; margin-bottom: 14px;
}
.panel > h2:first-child::after, .card > h2:first-child::after {
    content: ""; position: absolute; left: 0; bottom: 0;
    width: 48px; height: 3px; border-radius: 3px;
    background: var(--accent-grad); box-shadow: var(--glow-accent);
}

/* Hero + section headings glow a little */
.hero h1 { text-shadow: 0 0 34px rgba(34, 211, 238, .4); }
.guide h1, .page-head h1 { text-shadow: 0 0 22px rgba(34, 211, 238, .3); }

/* Pill buttons with neon hover */
.btn { border-radius: 999px; transition: box-shadow .15s, filter .15s, transform .05s; }
.btn:hover { box-shadow: var(--glow-accent); }
.btn:active { transform: translateY(1px); }
.btn.secondary:hover { box-shadow: 0 0 0 1px var(--accent), 0 0 14px rgba(34, 211, 238, .3); }
.btn.danger:hover { box-shadow: 0 0 14px rgba(255, 107, 94, .5), 0 0 30px rgba(255, 107, 94, .25); }

/* Rounder inputs + editor + images */
input, select, textarea { border-radius: var(--radius-sm); }
fieldset, .editor, .guide-img img, .photo-grid img, .panel .grid figure,
.panel .grid img, .callout, .logger-chip { border-radius: var(--radius-sm); }
.guide .chain-box { border-radius: var(--radius-sm); box-shadow: var(--edge); }

/* Stat tiles pop */
.stat { transition: transform .12s, box-shadow .12s; }
.stat:hover { transform: translateY(-2px); box-shadow: var(--edge), 0 0 18px rgba(34, 211, 238, .18), var(--depth); }
.stat .num {
    background: var(--accent-grad); -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent; text-shadow: 0 0 18px rgba(34, 211, 238, .35);
}

/* Callsign links glow on hover */
.call { transition: text-shadow .15s, color .15s; }
a.call:hover { color: var(--accent); text-shadow: var(--glow-accent); text-decoration: none; }

/* Listing rows highlight on hover */
table.listing tbody tr { transition: background .12s; }
table.listing tbody tr:hover { background: rgba(34, 211, 238, .06); }

/* Accessible visually-hidden text */
.sr-only {
    position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

/* Home — hero logo */
.hero-logo { padding-top: 24px; }
.hero-brand {
    display: block; width: 100%; max-width: 620px; height: auto; margin: 0 0 14px;
    filter: drop-shadow(0 0 30px rgba(34, 211, 238, .22));
}

/* Home — feature row */
.feature-row {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 14px; margin: 8px 0 24px;
}
.feature {
    padding: 18px; border-radius: var(--radius);
    background: linear-gradient(180deg, var(--panel-2), var(--panel));
    border: 1px solid var(--line); box-shadow: var(--edge), var(--depth);
    transition: transform .12s, box-shadow .15s, border-color .15s;
}
.feature:hover { transform: translateY(-3px); border-color: rgba(34, 211, 238, .5); box-shadow: var(--edge), 0 0 20px rgba(34, 211, 238, .18), var(--depth); }
.feature-ico { font-size: 1.7rem; line-height: 1; margin-bottom: 8px; filter: drop-shadow(0 0 10px rgba(34, 211, 238, .5)); }
.feature h3 { margin: 0 0 6px; color: var(--accent-2); }
.feature p { margin: 0; }

/* Home — latest callsigns as a blue-neon card grid */
.call-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 14px;
}
.call-card {
    display: flex; flex-direction: column; gap: 6px; min-height: 108px;
    padding: 16px; text-decoration: none; color: var(--ink);
    border: 1px solid var(--line); border-radius: var(--radius-sm);
    background: linear-gradient(180deg, var(--panel-2), var(--panel));
    box-shadow: var(--edge);
    transition: transform .12s, box-shadow .18s, border-color .18s;
}
.call-card:hover {
    transform: translateY(-3px); text-decoration: none;
    border-color: var(--accent); box-shadow: var(--glow-accent);
}
.cc-call {
    font-size: 1.35rem; font-weight: 800; letter-spacing: .01em;
    background: var(--accent-grad); -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent;
}
.cc-title { color: var(--ink); font-size: .95rem; }
.cc-date { color: var(--muted); font-size: .78rem; margin-top: auto; }

/* Mobile navigation — brand + hamburger on one row, links drop down below */
@media (max-width: 640px) {
    .topbar-inner { flex-wrap: wrap; height: auto; min-height: 56px; }
    .nav-burger {
        display: inline-flex; flex-direction: column; justify-content: center; gap: 4px;
        margin-left: auto; width: 42px; height: 38px; padding: 9px 8px; cursor: pointer;
        border: 1px solid var(--line); border-radius: 8px; background: var(--panel-2);
    }
    .nav-burger span { display: block; height: 2px; border-radius: 2px; background: var(--ink); transition: .2s; }
    .nav-toggle:checked ~ .nav-burger span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
    .nav-toggle:checked ~ .nav-burger span:nth-child(2) { opacity: 0; }
    .nav-toggle:checked ~ .nav-burger span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
    .mainnav {
        order: 3; display: none; flex-direction: column; align-items: stretch;
        width: 100%; gap: 0; padding-bottom: 8px;
    }
    .nav-toggle:checked ~ .mainnav { display: flex; }
    .mainnav > a, .mainnav > .inline, .mainnav .linkbtn {
        width: 100%; padding: 12px 4px; border-top: 1px solid var(--line); text-align: left;
    }
    .mainnav .btn.small { width: auto; align-self: flex-start; margin-top: 10px; border-top: 0; padding: 9px 16px; }
}