/* ===== INFONODES.ORG — RETRO STYLESHEET ===== */
/* Best viewed at 800x600 in Netscape Navigator */

@import url('https://fonts.googleapis.com/css2?family=VT323&family=Press+Start+2P&display=swap');

:root {
  --bg:         #0a0a1a;
  --bg2:        #0f0f2e;
  --green:      #00ff41;
  --green-dim:  #00aa2a;
  --amber:      #ffb000;
  --cyan:       #00e5ff;
  --white:      #e8e8e8;
  --grey:       #888;
  --border:     #00ff4166;
  --red:        #ff4444;
  --fucsia:     #ff00ff;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  background-color: var(--bg);
  color: var(--green);
  font-family: 'VT323', 'Courier New', monospace;
  font-size: 19.5px;
  line-height: 1.6;
  cursor: default;
}

/* Scanline overlay */
body::before {
  content: '';
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0,0,0,0.15) 2px,
    rgba(0,0,0,0.15) 4px
  );
  pointer-events: none;
  z-index: 9999;
}

body {
  max-width: 960px;
  margin: 0 auto;
  padding: 20px;
  min-height: 100vh;
}

/* ===== HEADER ===== */
header {
  border: 2px solid var(--green);
  padding: 20px;
  margin-bottom: 20px;
  background: var(--bg2);
  text-align: center;
  position: relative;
}

header::before {
  content: '[ INFO.NODES ]';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg);
  padding: 0 12px;
  color: var(--green);
  font-size: 14px;
  letter-spacing: 3px;
}

.site-title {
  font-family: 'Press Start 2P', monospace;
  font-size: 28px;
  color: var(--green);
  text-shadow: 0 0 20px var(--green), 0 0 40px var(--green-dim);
  letter-spacing: 4px;
  margin-bottom: 8px;
}

.site-subtitle {
  color: var(--fucsia);
  font-size: 18px;
  letter-spacing: 2px;
}

.blink {
  animation: blink 1.2s step-end infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

/* ===== TICKER / MARQUEE ===== */
.ticker-wrap {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 4px 0;
  margin-bottom: 20px;
  overflow: hidden;
  color: var(--fucsia);
  font-size: 18px;
  letter-spacing: 2px;
}

.ticker-inner {
  display: inline-block;
  white-space: nowrap;
  animation: ticker 30s linear infinite;
}

@keyframes ticker {
  from { transform: translateX(100vw); }
  to   { transform: translateX(-100%); }
}

/* ===== NAV ===== */
nav {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-bottom: 20px;
  border: 1px solid var(--border);
  padding: 10px;
  background: var(--bg2);
}

nav a {
  color: var(--bg);
  background: var(--green-dim);
  text-decoration: none;
  padding: 4px 12px;
  font-size: 16.5px;
  border: 1px solid var(--green);
  letter-spacing: 1px;
  transition: background 0.1s, color 0.1s;
}

nav a:hover, nav a.active {
  background: var(--green);
  color: var(--bg);
}

nav .nav-label {
  color: var(--grey);
  font-size: 14.5px;
  padding: 4px 8px;
  display: flex;
  align-items: center;
}

/* ===== MAIN LAYOUT ===== */
.layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 16px;
}

@media (max-width: 700px) {
  .layout { grid-template-columns: 1fr; }
  .site-title { font-size: 18px; }
}

/* ===== SECTIONS / BOXES ===== */
.box {
  border: 1px solid var(--border);
  background: var(--bg2);
  padding: 16px;
  margin-bottom: 16px;
}

.box-title {
  color: var(--amber);
  font-size: 15.5px;
  letter-spacing: 3px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 8px;
  margin-bottom: 12px;
  text-transform: uppercase;
}

.box-title::before { content: '> '; color: var(--green); }

/* ===== CATEGORY CARDS ===== */
.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
  margin-bottom: 20px;
}

.category-card {
  border: 2px solid var(--green-dim);
  background: var(--bg2);
  padding: 20px;
  text-decoration: none;
  color: var(--white);
  display: block;
  transition: border-color 0.15s, box-shadow 0.15s;
  position: relative;
  overflow: hidden;
}

.category-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: var(--green);
  transform: scaleX(0);
  transition: transform 0.2s;
}

.category-card:hover {
  border-color: var(--green);
  box-shadow: 0 0 16px var(--green-dim);
}

.category-card:hover::after { transform: scaleX(1); }

.category-card .cat-icon {
  font-size: 32px;
  margin-bottom: 10px;
  display: block;
}

.category-card .cat-name {
  font-family: 'Press Start 2P', monospace;
  font-size: 12.5px;
  color: var(--green);
  display: block;
  margin-bottom: 8px;
  line-height: 1.8;
}

.category-card .cat-desc {
  font-size: 16.5px;
  color: var(--grey);
  line-height: 1.5;
}

.category-card .cat-count {
  position: absolute;
  top: 12px;
  right: 12px;
  font-size: 13.5px;
  color: var(--amber);
}

/* ===== FILE LIST ===== */
.file-list {
  list-style: none;
}

.file-list li {
  padding: 6px 0;
  border-bottom: 1px solid #1a1a3a;
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.file-list li:last-child { border-bottom: none; }

.file-list .file-icon { color: var(--amber); font-size: 14.5px; }

.file-list a {
  color: var(--cyan);
  text-decoration: none;
  font-size: 17.5px;
}

.file-list a:hover {
  color: var(--green);
  text-decoration: underline;
}

.file-list .file-meta {
  color: var(--grey);
  font-size: 14.5px;
  margin-left: auto;
}

/* ===== CHATBOT ===== */
/* Homepage: larghezza piena, non sticky */
#chatbot-widget {
  border: 2px solid var(--green);
  background: var(--bg2);
  display: flex;
  flex-direction: column;
  height: 500px;
  margin-bottom: 16px;
}

/* Nelle pagine sezione (sidebar): sticky */
.layout aside #chatbot-widget {
  height: 480px;
  margin-bottom: 0;
  position: sticky;
  top: 20px;
}

.chat-header {
  background: var(--green-dim);
  color: var(--bg);
  padding: 8px 12px;
  font-size: 14.5px;
  letter-spacing: 2px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.chat-header .chat-dot {
  width: 8px; height: 8px;
  background: var(--green);
  border-radius: 50%;
  animation: blink 1s infinite;
}

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 19.5px;
}

.chat-messages::-webkit-scrollbar { width: 6px; }
.chat-messages::-webkit-scrollbar-track { background: var(--bg); }
.chat-messages::-webkit-scrollbar-thumb { background: var(--green-dim); }

.msg {
  max-width: 90%;
  padding: 8px 10px;
  line-height: 1.5;
}

.msg.bot {
  background: #0a1a0a;
  border-left: 2px solid var(--green);
  color: var(--green);
  align-self: flex-start;
}

.msg.user {
  background: #0a0a1a;
  border-right: 2px solid var(--amber);
  color: var(--amber);
  align-self: flex-end;
  text-align: right;
}

.msg.bot .msg-label {
  font-size: 12.5px;
  color: var(--green-dim);
  margin-bottom: 4px;
  letter-spacing: 1px;
}

/* Le risposte citano le fonti con dei link: devono restare cliccabili e
   distinguersi dal testo, senza gridare. */
.msg.bot a { color: var(--cyan); text-decoration: underline; text-underline-offset: 2px; }
.msg.bot a:hover { color: var(--white); }

/* Riga di servizio sotto la risposta: fonti consultate, ed eventuale motivo
   per cui MARLA si è fermata prima del dovuto. */
.msg .msg-note {
  margin-top: 8px;
  font-size: 13px;
  color: var(--grey);
}

.msg.user .msg-label {
  font-size: 12.5px;
  color: #886600;
  margin-bottom: 4px;
  letter-spacing: 1px;
}

.typing-indicator {
  display: flex;
  gap: 4px;
  padding: 8px 10px;
  background: #0a1a0a;
  border-left: 2px solid var(--green);
  align-self: flex-start;
  width: fit-content;
}

.typing-indicator span {
  width: 6px; height: 6px;
  background: var(--green);
  border-radius: 50%;
  animation: typing 1.2s infinite;
}

.typing-indicator span:nth-child(2) { animation-delay: 0.2s; }
.typing-indicator span:nth-child(3) { animation-delay: 0.4s; }

@keyframes typing {
  0%, 60%, 100% { opacity: 0.2; transform: translateY(0); }
  30% { opacity: 1; transform: translateY(-4px); }
}

.chat-form {
  display: flex;
  border-top: 1px solid var(--border);
}

.chat-form input {
  flex: 1;
  background: var(--bg);
  border: none;
  color: var(--green);
  font-family: 'VT323', monospace;
  font-size: 20.5px;
  padding: 10px 12px;
  outline: none;
}

.chat-form input::placeholder { color: var(--green-dim); }

.chat-form button {
  background: var(--green-dim);
  border: none;
  color: var(--bg);
  font-family: 'VT323', monospace;
  font-size: 20.5px;
  padding: 10px 16px;
  cursor: pointer;
  letter-spacing: 1px;
  transition: background 0.1s;
}

.chat-form button:hover { background: var(--green); }

/* ===== HOME GRID (due colonne) ===== */
.home-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
  align-items: start;
}

@media (max-width: 700px) {
  .home-grid { grid-template-columns: 1fr; }
}

/* ===== MARLA BIO ===== */
#marla-bio {
  border: 1px solid #3a2a00;
  background: #0c0800;
  padding: 16px;
}

.bio-divider {
  color: var(--green);
  font-size: 15.5px;
  letter-spacing: 2px;
  text-align: center;
  margin-bottom: 14px;
  opacity: 0.7;
}

#marla-bio p {
  color: var(--green);
  font-size: 18.5px;
  line-height: 1.7;
  margin-bottom: 12px;
  font-family: 'VT323', monospace;
}

#marla-bio p:last-child {
  margin-bottom: 0;
  color: var(--green);
  opacity: 0.85;
}

/* ===== FOOTER ===== */
footer {
  border-top: 1px solid var(--border);
  margin-top: 30px;
  padding-top: 16px;
  text-align: center;
  color: var(--grey);
  font-size: 15.5px;
}

footer a { color: var(--green-dim); text-decoration: none; }
footer a:hover { color: var(--green); }

.footer-counter {
  display: inline-block;
  background: var(--bg2);
  border: 1px solid var(--border);
  padding: 4px 12px;
  margin: 8px 0;
  color: var(--fucsia);
  letter-spacing: 3px;
  font-size: 14.5px;
}

.pixel-heart {
  color: #ff4444;
  text-shadow: 0 0 6px #ff4444;
  letter-spacing: 0;
}

.footer-privacy {
  font-size: 15px;
  margin-top: 6px;
  color: var(--grey);
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.5;
}

/* ===== SECTION PAGES ===== */
.breadcrumb {
  color: var(--grey);
  font-size: 15.5px;
  margin-bottom: 12px;
  letter-spacing: 1px;
}

.breadcrumb a { color: var(--green-dim); text-decoration: none; }
.breadcrumb a:hover { color: var(--green); }
.breadcrumb span { color: var(--amber); }

.section-hero {
  border: 1px solid var(--border);
  background: var(--bg2);
  padding: 20px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.section-hero .hero-icon { font-size: 48px; }

.section-hero h1 {
  font-family: 'Press Start 2P', monospace;
  font-size: 14.5px;
  color: var(--green);
  line-height: 2;
  margin-bottom: 6px;
}

.section-hero p { color: var(--grey); font-size: 17.5px; }

/* ===== FILTRI TIPO ===== */
#filtri-tipo {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.filtro-label {
  color: var(--grey);
  font-size: 14.5px;
  letter-spacing: 2px;
  margin-right: 4px;
}

.filtro-btn {
  background: transparent;
  border: 1px solid var(--green-dim);
  color: var(--green-dim);
  font-family: 'VT323', monospace;
  font-size: 16.5px;
  padding: 2px 12px;
  cursor: pointer;
  letter-spacing: 1px;
  transition: background 0.1s, color 0.1s, border-color 0.1s;
}

.filtro-btn:hover {
  border-color: var(--green);
  color: var(--green);
}

.filtro-btn.active {
  background: var(--green);
  border-color: var(--green);
  color: var(--bg);
}

/* ===== MATERIAL CARD ===== */
.material-grid {
  display: grid;
  gap: 12px;
}

.mat-loading {
  color: var(--grey);
  font-size: 16.5px;
  padding: 20px 0;
  text-align: center;
}

.mat-error { color: var(--red); }

.material-card {
  border: 1px solid var(--border);
  background: var(--bg2);
  padding: 14px 16px;
  display: grid;
  grid-template-columns: 48px 1fr auto;
  gap: 12px;
  align-items: start;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s;
}

.material-card:hover { border-color: var(--green); }

.material-card .mat-icon {
  font-size: 28px;
  text-align: center;
  padding-top: 2px;
}

.mat-title {
  color: var(--cyan);
  font-size: 18.5px;
  display: block;
  margin-bottom: 4px;
}

.material-card:hover .mat-title { color: var(--green); }

.mat-desc {
  color: var(--grey);
  font-size: 15.5px;
  line-height: 1.5;
}

.mat-autori {
  color: var(--amber);
  font-size: 14.5px;
}

.mat-meta {
  margin-top: 6px;
  font-size: 14.5px;
  color: var(--grey);
}

.mat-pdf { color: var(--green); }

/* Badge multipli: colonna verticale a destra */
.mat-badges {
  display: flex;
  flex-direction: column;
  gap: 4px;
  align-items: flex-end;
}

.mat-badge {
  font-size: 12.5px;
  padding: 2px 8px;
  border: 1px solid;
  white-space: nowrap;
  letter-spacing: 1px;
}

/* Colori per tipo */
.mat-badge.inchiesta  { color: #ff6b6b; border-color: #ff6b6b; }
.mat-badge.ricerca    { color: var(--cyan);  border-color: var(--cyan);  }
.mat-badge.reportage  { color: var(--amber); border-color: var(--amber); }
.mat-badge.video      { color: #bf7fff; border-color: #bf7fff; }
.mat-badge.podcast    { color: #7fffbf; border-color: #7fffbf; }
.mat-badge.formazione { color: var(--green); border-color: var(--green); }
.mat-badge.documento  { color: var(--green); border-color: var(--green); }
.mat-badge.campagna   { color: var(--amber); border-color: var(--amber); }
.mat-badge.altro      { color: var(--grey);  border-color: var(--grey);  }