/* ============================================================
   RADAR VOLI — foglio di stile
   Direzione: carta aeronautica. Fondo azzurro-carta con
   graticola leggera, inchiostro navy, accento magenta (il
   colore delle rotte sulle carte VFR). Codici tratta in
   Barlow Condensed, prezzi e orari in IBM Plex Mono.
   ============================================================ */

:root {
  --carta: #ebf1f5;
  --bianco: #ffffff;
  --inchiostro: #14283c;
  --inchiostro-2: #4a6076;
  --magenta: #c2187c;
  --magenta-soft: rgba(194, 24, 124, 0.08);
  --verde: #177a50;
  --ambra: #b26a00;
  --rosso: #b3261e;
  --linea: #c7d5e0;
  --ombra: 0 1px 2px rgba(20, 40, 60, 0.08), 0 8px 24px rgba(20, 40, 60, 0.07);
  --raggio: 10px;
  --font-display: "Barlow Condensed", sans-serif;
  --font-body: "IBM Plex Sans", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", monospace;
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
  font-family: var(--font-body);
  color: var(--inchiostro);
  background-color: var(--carta);
  /* graticola da carta aeronautica */
  background-image:
    linear-gradient(rgba(20, 40, 60, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 40, 60, 0.045) 1px, transparent 1px);
  background-size: 48px 48px;
  min-height: 100vh;
  font-size: 15px;
  line-height: 1.5;
}

.hidden { display: none !important; }
.muted { color: var(--inchiostro-2); font-size: 13px; }
.mono { font-family: var(--font-mono); }
.up { text-transform: uppercase; }

/* ---------------- Topbar ---------------- */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 20px;
  border-bottom: 1px solid var(--linea);
  background: rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(6px);
  position: sticky; top: 0; z-index: 10;
}
.brand {
  font-family: var(--font-display);
  font-weight: 700; font-size: 24px; letter-spacing: 0.06em;
}
.brand span { color: var(--magenta); }
.topbar-right { display: flex; align-items: center; gap: 12px; }
.user-email { font-family: var(--font-mono); font-size: 12px; color: var(--inchiostro-2); }

/* ---------------- Layout ---------------- */
#app { max-width: 980px; margin: 0 auto; padding: 20px 16px 60px; }
.view { animation: fade 0.25s ease; }
@keyframes fade { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; } }

/* ---------------- Bottoni e campi ---------------- */
.btn {
  font-family: var(--font-body); font-weight: 600; font-size: 14px;
  border-radius: 8px; border: 1px solid transparent;
  padding: 9px 16px; cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
}
.btn:focus-visible { outline: 3px solid var(--magenta); outline-offset: 2px; }
.btn-primary { background: var(--inchiostro); color: var(--bianco); }
.btn-primary:hover { background: #1f3a55; }
.btn-ghost { background: transparent; color: var(--inchiostro); border-color: var(--linea); }
.btn-ghost:hover { border-color: var(--inchiostro-2); }
.btn-danger { background: transparent; color: var(--rosso); border-color: var(--rosso); }
.btn-block { width: 100%; margin-top: 8px; }

.field { display: block; margin-bottom: 14px; }
.field > span { display: block; font-size: 12.5px; font-weight: 600; color: var(--inchiostro-2); margin-bottom: 5px; }
.field > span em { font-weight: 400; font-style: normal; color: var(--inchiostro-2); }
.field input, .field select {
  width: 100%; padding: 9px 11px; font-size: 15px; font-family: var(--font-body);
  border: 1px solid var(--linea); border-radius: 8px; background: var(--bianco);
  color: var(--inchiostro);
}
.field input:focus, .field select:focus { outline: 2px solid var(--magenta); outline-offset: 1px; border-color: transparent; }
.field input.mono { font-family: var(--font-mono); letter-spacing: 0.12em; }

.check { display: flex; gap: 8px; align-items: center; font-size: 14px; margin: 10px 0; }
.form-msg { min-height: 18px; font-size: 13px; color: var(--rosso); margin: 8px 0 0; }
.form-msg.ok { color: var(--verde); }

/* ---------------- Login ---------------- */
#view-login { display: flex; justify-content: center; padding-top: 8vh; }
.login-card {
  width: 100%; max-width: 380px; background: var(--bianco);
  border: 1px solid var(--linea); border-radius: var(--raggio);
  box-shadow: var(--ombra); padding: 28px;
}
.login-title { font-family: var(--font-display); font-size: 32px; font-weight: 700; margin: 0; letter-spacing: 0.02em; }
.login-sub { margin: 4px 0 20px; color: var(--inchiostro-2); font-size: 14px; }

/* ---------------- Lista ---------------- */
.toolbar { display: flex; align-items: center; justify-content: space-between; margin: 6px 0 18px; }
.toolbar h1 { font-family: var(--font-display); font-size: 30px; font-weight: 700; margin: 0; letter-spacing: 0.02em; }

.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); gap: 14px; }

.card {
  background: var(--bianco); border: 1px solid var(--linea); border-radius: var(--raggio);
  box-shadow: var(--ombra); padding: 16px; cursor: pointer; text-align: left;
  transition: transform 0.15s ease, border-color 0.15s ease;
  display: flex; flex-direction: column; gap: 10px;
}
.card:hover { transform: translateY(-2px); border-color: var(--magenta); }
.card:focus-visible { outline: 3px solid var(--magenta); outline-offset: 2px; }
.card.is-paused { opacity: 0.65; }

/* La firma del progetto: la striscia di rotta */
.route { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 700; font-size: 30px; letter-spacing: 0.04em; line-height: 1; }
.route .dash { flex: 1; height: 0; border-top: 2px dashed var(--magenta); position: relative; min-width: 34px; }
.route .dash::after { content: "✈"; position: absolute; top: -0.62em; left: 50%; transform: translateX(-50%); font-size: 14px; color: var(--magenta); background: var(--bianco); padding: 0 3px; }

.card-label { font-size: 13px; color: var(--inchiostro-2); margin-top: -4px; }
.card-dates { font-family: var(--font-mono); font-size: 12px; color: var(--inchiostro-2); }

.card-price-row { display: flex; align-items: baseline; gap: 10px; }
.price-big { font-family: var(--font-mono); font-weight: 600; font-size: 26px; }
.price-min { font-family: var(--font-mono); font-size: 12.5px; color: var(--inchiostro-2); }

.chip-row { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
  font-size: 11.5px; font-weight: 600; padding: 3px 9px; border-radius: 999px;
  border: 1px solid var(--linea); color: var(--inchiostro-2); background: var(--carta);
}
.chip.b-ottimo { color: var(--verde); border-color: var(--verde); background: rgba(23, 122, 80, 0.08); }
.chip.b-buono { color: var(--ambra); border-color: var(--ambra); background: rgba(178, 106, 0, 0.08); }
.chip.b-alto { color: var(--rosso); border-color: var(--rosso); background: rgba(179, 38, 30, 0.06); }
.chip.t-giu { color: var(--verde); border-color: var(--verde); }
.chip.t-su { color: var(--rosso); border-color: var(--rosso); }
.chip.lowcost { color: var(--magenta); border-color: var(--magenta); background: var(--magenta-soft); }

.empty { text-align: center; padding: 60px 20px; color: var(--inchiostro-2); }
.empty-route { font-family: var(--font-display); font-size: 40px; font-weight: 700; color: var(--inchiostro); display: flex; justify-content: center; gap: 12px; align-items: center; }
.empty-route .dash { width: 80px; border-top: 2px dashed var(--magenta); position: relative; }
.empty-route .dash::after { content: "✈"; position: absolute; top: -0.62em; left: 50%; transform: translateX(-50%); font-size: 15px; color: var(--magenta); background: var(--carta); padding: 0 3px; }

/* ---------------- Striscia di stato ---------------- */
.status-strip {
  margin-top: 26px; padding: 10px 14px;
  border: 1px solid var(--linea); border-radius: 8px;
  background: rgba(255, 255, 255, 0.7);
  font-family: var(--font-mono); font-size: 12px; color: var(--inchiostro-2);
  display: flex; flex-wrap: wrap; gap: 6px 18px; align-items: center;
}
.dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; margin-right: 6px; vertical-align: 1px; }
.dot.ok { background: var(--verde); }
.dot.errore { background: var(--rosso); }
.dot.quota { background: var(--ambra); }

/* ---------------- Dettaglio ---------------- */
#detail-header { margin: 14px 0 6px; }
#detail-header .route { font-size: 44px; }
.detail-sub { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-top: 8px; }
.detail-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 10px; margin: 16px 0; }
.stat { background: var(--bianco); border: 1px solid var(--linea); border-radius: 8px; padding: 10px 12px; }
.stat .k { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; color: var(--inchiostro-2); }
.stat .v { font-family: var(--font-mono); font-size: 19px; font-weight: 600; margin-top: 2px; }
.stat .v.small { font-size: 15px; }

.panel { background: var(--bianco); border: 1px solid var(--linea); border-radius: var(--raggio); box-shadow: var(--ombra); padding: 16px; margin-bottom: 16px; }
.panel-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 10px; flex-wrap: wrap; }
.panel-head h2 { font-family: var(--font-display); font-size: 20px; font-weight: 700; margin: 0; letter-spacing: 0.03em; }
.panel-head select { font-family: var(--font-mono); font-size: 12.5px; padding: 6px 8px; border: 1px solid var(--linea); border-radius: 6px; background: var(--bianco); color: var(--inchiostro); max-width: 100%; }
.chart-wrap { position: relative; height: 280px; }
.chart-note { font-size: 12.5px; color: var(--inchiostro-2); margin: 8px 0 0; }

.table-scroll { overflow-x: auto; }
.offers { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.offers th { text-align: left; font-size: 11px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--inchiostro-2); padding: 6px 10px; border-bottom: 1px solid var(--linea); }
.offers td { padding: 8px 10px; border-bottom: 1px solid #e6edf2; font-family: var(--font-mono); white-space: nowrap; }
.offers td.body-font { font-family: var(--font-body); }
.offers .best td { background: var(--magenta-soft); }
.offers a { color: var(--magenta); font-weight: 600; text-decoration: none; }
.offers a:hover { text-decoration: underline; }

/* ---------------- Modale ---------------- */
dialog { border: none; border-radius: var(--raggio); box-shadow: var(--ombra); padding: 0; width: min(520px, calc(100vw - 32px)); }
dialog::backdrop { background: rgba(20, 40, 60, 0.45); }
.modal-form { padding: 22px; }
.modal-form h2 { font-family: var(--font-display); font-size: 26px; margin: 0 0 16px; letter-spacing: 0.02em; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.date-adder { display: flex; gap: 8px; }
.date-adder input { flex: 1; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.chips .chip { font-family: var(--font-mono); cursor: pointer; }
.chips .chip::after { content: " ×"; color: var(--rosso); }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 16px; }

@media (max-width: 560px) {
  .grid-2 { grid-template-columns: 1fr; }
  #detail-header .route { font-size: 34px; }
  .chart-wrap { height: 230px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}

/* ---------------- Aggiunte v2 ---------------- */
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }
@media (max-width: 560px) { .grid-3 { grid-template-columns: 1fr 1fr; } }

.heat { border-collapse: collapse; font-family: var(--font-mono); font-size: 12.5px; }
.heat th { font-family: var(--font-body); font-size: 11px; text-transform: uppercase; letter-spacing: 0.05em; color: var(--inchiostro-2); padding: 6px 8px; text-align: center; }
.heat td { border: 1px solid var(--linea); padding: 8px 10px; text-align: center; min-width: 86px; }
.heat td .pair { display: block; font-size: 10px; color: var(--inchiostro-2); }
.heat td.hcell { font-weight: 600; }

.banner-purchased {
  margin: 12px 0 4px; padding: 12px 14px;
  border: 1px solid var(--verde); border-radius: 8px;
  background: rgba(23, 122, 80, 0.08); color: var(--verde);
  font-size: 14px;
}
.chip.b-acquistata { color: var(--verde); border-color: var(--verde); background: rgba(23,122,80,0.08); }

.route small { font-size: 0.42em; font-weight: 600; color: var(--magenta); vertical-align: super; margin-left: 2px; }

.toolbar-actions { display: flex; gap: 8px; flex-wrap: wrap; justify-content: flex-end; }
details.archived { margin-top: 24px; }
details.archived summary { cursor: pointer; font-family: var(--font-display); font-size: 18px; letter-spacing: 0.03em; color: var(--inchiostro-2); margin-bottom: 10px; }
#purchased-panel { margin-top: 24px; }
.purch-summary { font-size: 13px; color: var(--inchiostro-2); margin: 0 0 10px; }
.offers tr.rowlink { cursor: pointer; }
.offers tr.rowlink:hover td { background: var(--magenta-soft); }
.delta-pos { color: var(--rosso); }
.delta-zero { color: var(--verde); }

/* ---------------- Autocomplete aeroporti ---------------- */
.ac { position: relative; }
.ac-list {
  position: absolute; z-index: 30; top: calc(100% + 4px); left: 0; right: 0;
  max-height: 264px; overflow-y: auto;
  background: var(--bianco); border: 1px solid var(--linea);
  border-radius: 8px; box-shadow: var(--ombra);
}
.ac-item {
  display: flex; align-items: baseline; gap: 8px;
  padding: 8px 11px; cursor: pointer; border-bottom: 1px solid #eef3f7;
}
.ac-item:last-child { border-bottom: none; }
.ac-item.sel, .ac-item:hover { background: var(--magenta-soft); }
.ac-city { font-weight: 600; font-size: 14px; }
.ac-meta { font-size: 12px; color: var(--inchiostro-2); flex: 1; }
.ac-code {
  font-family: var(--font-mono); font-weight: 600; font-size: 12px;
  color: var(--magenta); border: 1px solid var(--linea);
  border-radius: 5px; padding: 1px 6px; background: var(--carta);
}
.ac-item.group .ac-code { color: var(--inchiostro-2); }
.ac-empty { padding: 10px 11px; font-size: 13px; color: var(--inchiostro-2); }
.chips .chip.airport { font-family: var(--font-body); }
.chips .chip.airport b { font-family: var(--font-mono); color: var(--magenta); margin-left: 4px; }

/* ---------------- Calendario ---------------- */
.field-head { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; }
.field-head > span { margin-bottom: 5px; }
.btn-mini { padding: 4px 10px; font-size: 12.5px; }

.cal { margin-top: 10px; border: 1px solid var(--linea); border-radius: 8px; background: var(--bianco); padding: 10px; }
.cal-head { display: flex; align-items: center; gap: 6px; margin-bottom: 8px; }
.cal-head select {
  flex: 1; padding: 6px 8px; font-size: 14px; font-family: var(--font-body);
  border: 1px solid var(--linea); border-radius: 6px; background: var(--bianco); color: var(--inchiostro);
}
.cal-nav {
  width: 30px; height: 30px; flex: none; border: 1px solid var(--linea); border-radius: 6px;
  background: var(--bianco); color: var(--inchiostro); cursor: pointer; font-size: 14px; line-height: 1;
}
.cal-nav:hover { border-color: var(--magenta); color: var(--magenta); }
.cal-nav:disabled { opacity: 0.35; cursor: default; border-color: var(--linea); color: var(--inchiostro); }

.cal-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 3px; }
.cal-wd {
  text-align: center; font-size: 11px; font-weight: 600; letter-spacing: 0.04em;
  color: var(--inchiostro-2); padding: 4px 0; cursor: pointer; border-radius: 5px; border: none; background: none;
}
.cal-wd:hover { background: var(--carta); color: var(--magenta); }
.cal-day {
  aspect-ratio: 1 / 1; min-height: 32px;
  border: 1px solid transparent; border-radius: 6px; background: var(--carta);
  font-family: var(--font-mono); font-size: 13px; color: var(--inchiostro);
  cursor: pointer; padding: 0;
}
.cal-day:hover { border-color: var(--magenta); }
.cal-day.sel { background: var(--inchiostro); color: var(--bianco); font-weight: 600; border-color: var(--inchiostro); }
.cal-day.today { border-color: var(--magenta); }
.cal-day.off { background: transparent; color: #b9c6d1; cursor: default; }
.cal-day.off:hover { border-color: transparent; }
.cal-day.blank { background: transparent; cursor: default; }
.cal-note { font-size: 12px; color: var(--inchiostro-2); margin: 8px 0 0; }
.cal-note b { color: var(--magenta); font-weight: 600; }

.head-actions { display: flex; gap: 6px; flex: none; }
.btn-mini:disabled { opacity: 0.45; cursor: default; }
.chips .chip.auto { border-style: dashed; border-color: var(--magenta); color: var(--magenta); }

.chip.attesa { color: var(--ambra); border-color: var(--ambra); background: rgba(178, 106, 0, 0.08); }
.banner-attesa {
  margin: 12px 0 4px; padding: 12px 14px;
  border: 1px solid var(--ambra); border-radius: 8px;
  background: rgba(178, 106, 0, 0.07); color: var(--ambra); font-size: 14px;
}
.cal-day.far { border-style: dashed; border-color: var(--ambra); color: var(--ambra); }
.cal-day.far.sel { color: var(--bianco); border-color: var(--ambra); }

/* Nomi degli scali sotto la rotta */
.route-cities {
  display: flex; justify-content: space-between; align-items: baseline; gap: 10px;
  font-size: 13px; color: var(--inchiostro-2); margin-top: -2px;
}
.route-cities span {
  min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.route-cities span:last-child { text-align: right; }
.route-cities.big { font-size: 15px; color: var(--inchiostro); font-weight: 500; margin-top: 2px; }