/* ── ROMA — Design System ── */
@import url('https://fonts.googleapis.com/css2?family=Cardo:ital,wght@0,400;0,700;1,400&family=Inter:wght@300;400;500;600&display=swap');

@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}

.roma-app *, .roma-app *::before, .roma-app *::after { box-sizing: border-box; }

/* ── TOKEN ── */
.roma-app {
  --base:       #f9f9f9;
  --base-2:     #ffffff;
  --contrast:   #111111;
  --contrast-2: #636363;
  --contrast-3: #A4A4A4;
  --accent:     #cfcabe;
  --accent-2:   #c2a990;
  --accent-3:   #d8613c;
  --accent-4:   #b1c5a4;
  --accent-5:   #b5bdbc;

  font-family: 'Inter', sans-serif;
  background: var(--base);
  color: var(--contrast);
  font-size: 16px;
  line-height: 1.55;
  min-height: 100vh;
}

/* ── NAV ── */
.roma-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--base);
  border-bottom: 1px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 5vw;
  height: 52px;
}

.roma-logo {
  font-family: 'Cardo', serif;
  font-size: 1rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--contrast);
  text-decoration: none;
}

.roma-nav-back {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--contrast-2);
  text-decoration: none;
}

.roma-nav-back:hover { color: var(--contrast); }

/* ── HERO / PAGE HEADER ── */
.roma-hero {
  background: var(--base);
  padding: 2.5rem 5vw 2rem;
  border-bottom: 2px solid var(--contrast);
}

.roma-hero-label {
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent-3);
  font-weight: 500;
  margin-bottom: 0.35rem;
}

.roma-hero h1 {
  font-family: 'Cardo', serif;
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 400;
  line-height: 1.15;
  margin: 0 0 0.3rem;
}

.roma-hero-sub {
  font-family: 'Cardo', serif;
  font-style: italic;
  color: var(--contrast-2);
  font-size: 0.95rem;
  margin: 0;
}

/* ── SECTION HEADER ── */
.roma-section-label {
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--contrast-3);
  padding: 0.9rem 5vw 0.4rem;
  border-bottom: 1px solid var(--accent);
  background: var(--base);
}

/* ── SEARCH FORM ── */
.roma-search {
  padding: 1.5rem 5vw;
  background: var(--base-2);
  border-bottom: 1px solid var(--accent);
}

.roma-search-row {
  display: flex;
  gap: 0.5rem;
}

.roma-input {
  flex: 1;
  border: 1px solid var(--accent);
  background: var(--base-2);
  padding: 0.65rem 0.9rem;
  font-size: 1rem;
  font-family: 'Inter', sans-serif;
  color: var(--contrast);
  border-radius: 2px;
  -webkit-appearance: none;
}

.roma-input:focus {
  outline: none;
  border-color: var(--accent-2);
}

.roma-btn {
  background: var(--contrast);
  color: var(--base);
  border: none;
  padding: 0.65rem 1.2rem;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-family: 'Inter', sans-serif;
  border-radius: 2px;
  cursor: pointer;
  white-space: nowrap;
}

.roma-btn:hover { background: var(--contrast-2); }

.roma-btn-secondary {
  background: none;
  color: var(--contrast-2);
  border: 1px solid var(--accent);
  padding: 0.55rem 1rem;
  font-size: 0.72rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  font-family: 'Inter', sans-serif;
  border-radius: 2px;
  cursor: pointer;
}

/* ── LIST ROWS ── */
.roma-list {
  background: var(--base-2);
  list-style: none;
  margin: 0;
  padding: 0;
}

.roma-row {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.9rem 5vw;
  border-bottom: 1px solid var(--accent);
  text-decoration: none;
  color: inherit;
}

.roma-row:last-child { border-bottom: none; }

.roma-row:hover { background: var(--base); }

/* ── BADGE LINEA ── */
.roma-badge {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.62rem;
  font-weight: 600;
  flex-shrink: 0;
  font-family: 'Inter', sans-serif;
  color: #fff;
  background: var(--contrast);
  overflow: hidden;
  line-height: 1;
}

.roma-badge--orange { background: var(--accent-3); }
.roma-badge--green  { background: var(--accent-4); color: var(--contrast); }
.roma-badge--tan    { background: var(--accent-2); }
.roma-badge--dark   { background: var(--contrast); }

/* badge fermata (freccia ↓ o emoji bus 🚍) */
.roma-badge--gray {
  background: var(--accent-5);
  color: var(--contrast);
  font-size: 1rem;
}

/* <a> dentro il badge: occupa tutta la superficie e centra il contenuto */
.roma-badge > a {
  display: flex;
  align-items: center;
  justify-content: center;
  align-self: stretch;   /* riempe i 36px del cerchio sull'asse verticale */
  width: 100%;
  color: inherit;
  text-decoration: none;
  font-size: inherit;
  line-height: 1;
}

/* ── ROW INFO ── */
.roma-row-info { flex: 1; min-width: 0; }

.roma-row-name {
  font-family: 'Cardo', serif;
  font-style: italic;
  font-size: 1rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.roma-row-sub {
  font-size: 0.65rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--contrast-3);
  margin-top: 0.1rem;
}

/* ── TEMPI REAL-TIME ── */
.roma-times {
  display: flex;
  gap: 0.4rem;
  align-items: baseline;
  flex-shrink: 0;
}

.roma-time-main {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--accent-3);
}

.roma-time-next {
  font-size: 0.78rem;
  color: var(--contrast-3);
}

/* ── HERO ACTIONS ── */
.roma-hero-actions {
  display: flex;
  gap: 0.75rem;
  margin-top: 0.75rem;
  flex-wrap: wrap;
}

.roma-hero-link {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--contrast-2);
  text-decoration: none;
  border: 1px solid var(--accent);
  padding: 0.3rem 0.7rem;
  border-radius: 2px;
}

.roma-hero-link:hover { border-color: var(--accent-2); color: var(--contrast); }

/* ── SECTION WRAPPER ── */
.roma-section { margin-bottom: 0.1rem; }

/* ── ROW VARIANTS ── */
.roma-row-link {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex: 1;
  text-decoration: none;
  color: inherit;
  min-width: 0;
}

.roma-row-body {
  flex: 1;
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.roma-row-actions {
  display: flex;
  gap: 0.5rem;
  flex-shrink: 0;
}

.roma-row--active { background: var(--base); }
.roma-row-name--active { font-weight: 600; color: var(--contrast); }

/* ── BANDE ALTERNATE ── */
.roma-row-banda0 { background: var(--base-2); }
.roma-row-banda1 { background: var(--base); }

/* ── STATO TRAFFICO ── */
.roma-stato-0 { border-left: 3px solid transparent; }
.roma-stato-1 { border-left: 3px solid var(--accent-4); }
.roma-stato-2 { border-left: 3px solid var(--accent-3); }
.roma-stato-3 { border-left: 3px solid #c0392b; }
.roma-stato-4 { border-left: 3px solid var(--contrast-3); }
.roma-stato-disabled   { border-left: 3px solid var(--contrast-3); opacity: 0.5; }
.roma-stato-none       { border-left: 3px solid transparent; }
.roma-stato-unmonitored { border-left: 3px solid var(--accent); }

/* ── OCCUPAZIONE ── */
.roma-occupazione {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  flex-shrink: 0;
}

.roma-occupazione img { width: 18px; height: auto; vertical-align: middle; }
.roma-occ-1 { opacity: 0.5; }
.roma-occ-2 { opacity: 0.75; }
.roma-occ-3 { opacity: 1.0; }

/* ── TEMPO NON DISPONIBILE ── */
.roma-time-unavail {
  font-size: 0.78rem;
  color: var(--contrast-3);
  font-style: italic;
}

/* ── SEARCH LABEL ── */
.roma-search-label {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--contrast-3);
  margin-bottom: 0.5rem;
}

/* ── AVVISI / ALERT ── */
.roma-alert {
  padding: 0.8rem 5vw;
  background: var(--base-2);
  border-left: 3px solid var(--accent-3);
  font-size: 0.88rem;
  color: var(--contrast-2);
  border-bottom: 1px solid var(--accent);
}

.roma-alert-sev0 {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  font-size: 0.72rem;
  font-weight: 700;
  background: var(--accent);
  color: var(--contrast-2);
  flex-shrink: 0;
  cursor: help;
}

.roma-alert-sev1 { background: #f0c040; color: #5a4000; }
.roma-alert-sev2 { background: var(--accent-3); color: #fff; }
.roma-alert-sev3 { background: #c0392b; color: #fff; }

.roma-alert-title {
  font-family: 'Cardo', serif;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--contrast);
  margin-bottom: 0.25rem;
}

/* ── LEGENDA / LEGEND ── */
.roma-legend {
  padding: 1rem 5vw;
  background: var(--base);
  border-top: 1px solid var(--accent);
  font-size: 0.8rem;
  color: var(--contrast-2);
}

.roma-legend-toggle {
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--contrast-3);
  text-decoration: none;
  border-bottom: 1px dotted var(--accent);
}

/* ── MAPPA ── */
.roma-map-container {
  width: 100%;
  background: var(--accent);
  border-bottom: 1px solid var(--accent);
}

.roma-map-container img { display: block; width: 100%; }

/* ── LEGENDA ── */
.roma-legenda {
  padding: 1rem 5vw;
  background: var(--base);
  border-top: 1px solid var(--accent);
  font-size: 0.8rem;
  color: var(--contrast-2);
}

.roma-legenda-title {
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--contrast-3);
  margin-bottom: 0.5rem;
}

.roma-legenda-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.25rem 0;
}

/* ── ERROR PAGE ── */
.roma-error {
  padding: 4rem 5vw;
  text-align: center;
}

.roma-error-code {
  font-family: 'Cardo', serif;
  font-size: 4rem;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 1rem;
}

.roma-error h1 {
  font-family: 'Cardo', serif;
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.roma-error p { color: var(--contrast-2); }

/* ── FOOTER ── */
.roma-footer {
  padding: 1.5rem 5vw;
  border-top: 1px solid var(--accent);
  text-align: center;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--contrast-3);
  margin-top: auto;
}

/* ── SPLASH ── */
.roma-splash {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 80vh;
  padding: 2rem 5vw;
  text-align: center;
}

.roma-splash-logo {
  font-family: 'Cardo', serif;
  font-size: 3rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.roma-splash p {
  font-family: 'Cardo', serif;
  font-style: italic;
  color: var(--contrast-2);
}

/* ── LINK GENERICO ── */
.roma-link {
  color: var(--contrast);
  border-bottom: 1px solid var(--accent);
  text-decoration: none;
}
.roma-link:hover { border-color: var(--accent-2); }

/* ── MOBILE ── */
@media (max-width: 480px) {
  .roma-nav { padding: 0 4vw; }
  .roma-hero { padding: 1.8rem 4vw 1.5rem; }
  .roma-search { padding: 1rem 4vw; }
  .roma-row { padding: 0.85rem 4vw; }
  .roma-section-label { padding: 0.8rem 4vw 0.3rem; }
  .roma-alert { padding: 0.7rem 4vw; }
  .roma-legenda { padding: 0.8rem 4vw; }
  .roma-footer { padding: 1.2rem 4vw; }
}

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