/* ─── RESET & VARS ─────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:        #080c10;
  --bg2:       #0d1117;
  --bg3:       #141b24;
  --border:    #1e2a38;
  --border2:   #243040;
  --text:      #c9d5e0;
  --text-dim:  #4a6278;
  --text-mid:  #7a9ab5;
  --accent:    #00e5ff;
  --green:     #00ff88;
  --red:       #ff3355;
  --orange:    #ffaa00;
  --blue:      #4488ff;
  --purple:    #9966ff;
  --font-mono: 'Space Mono', monospace;
  --font-head: 'Bebas Neue', sans-serif;
}

html, body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  min-height: 100vh;
}

/* ─── SCANLINES overlay ────────────────────────────────── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0,0,0,0.07) 2px,
    rgba(0,0,0,0.07) 4px
  );
  pointer-events: none;
  z-index: 1000;
}

/* ─── LAYOUT ───────────────────────────────────────────── */
.shell {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px 20px;
}

/* ─── HEADER ───────────────────────────────────────────── */
.header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
  padding-bottom: 18px;
  margin-bottom: 24px;
}

.header-left { display: flex; align-items: center; gap: 14px; }

.logo {
  font-family: var(--font-head);
  font-size: 22px;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.5px;
}

.logo span { color: var(--text-dim); font-weight: 700; }

.status-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
  animation: pulse 2s ease-in-out infinite;
}
.status-dot.error { background: var(--red); box-shadow: 0 0 8px var(--red); }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.3; }
}

.header-right {
  display: flex;
  align-items: center;
  gap: 16px;
  color: var(--text-dim);
  font-size: 11px;
}

#last-update { color: var(--text-mid); }

.refresh-btn {
  background: none;
  border: 1px solid var(--border2);
  color: var(--text-mid);
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 4px 10px;
  cursor: pointer;
  transition: all .15s;
}
.refresh-btn:hover { border-color: var(--accent); color: var(--accent); }

.refresh-btn.loading {
  opacity: 0.5;
  pointer-events: none;
  border-color: var(--accent);
  color: var(--accent);
}

/* ─── GRID ─────────────────────────────────────────────── */
.grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 12px;
}

.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  padding: 16px 18px;
}

.card-label {
  font-size: 10px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 8px;
}

/* ─── PRICE CARD ───────────────────────────────────────── */
.card-price { grid-column: span 3; }

.price-main {
  font-family: var(--font-head);
  font-size: 48px;
  font-weight: 800;
  color: #fff;
  line-height: 1;
  letter-spacing: -1px;
  text-align: center;
}

.price-changes {
  display: flex;
  gap: 16px;
  margin: 10px 0 20px;
}

.change-pill {
  font-size: 12px;
  padding: 2px 8px;
  border: 1px solid currentColor;
}

.pos { color: var(--green); }
.neg { color: var(--red); }
.neu { color: var(--text-mid); }

/* ─── SPARKLINE CHART ──────────────────────────────────── */
.price-chart {
  display: block;
  width: 100%;
  height: 200px;
}

/* overflow visible per le label che escono a destra del canvas */
.card-price {
  overflow: visible;
}

/* ─── SIGNAL CARD ──────────────────────────────────────── */
.card-signal { grid-column: span 5; }

.signal-main {
  font-family: var(--font-head);
  font-size: 28px;
  font-weight: 800;
  line-height: 1.1;
}

.signal-action {
  margin-top: 6px;
  font-size: 12px;
  color: var(--text-mid);
}

.signal-action strong { color: var(--accent); }

.quality-badge {
  display: inline-block;
  margin-top: 8px;
  font-size: 10px;
  letter-spacing: .1em;
  padding: 2px 8px;
  border: 1px solid currentColor;
}

/* ─── VOLUME CARD ──────────────────────────────────────── */
.card-volume { grid-column: span 4; }

.volume-val {
  font-size: 28px;
  font-weight: 700;
  line-height: 1;
}

/* ─── INDICATORS ───────────────────────────────────────── */
.card-indicators { grid-column: span 6; }

.ind-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
}
.ind-row:last-child { border-bottom: none; }

.ind-name { color: var(--text-dim); font-size: 11px; }
.ind-val  { font-size: 13px; font-weight: 700; }

/* RSI bar */
.rsi-bar-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
  padding: 0 14px;
}

.rsi-track {
  flex: 1;
  height: 4px;
  background: var(--border2);
  position: relative;
}

.rsi-fill {
  height: 100%;
  transition: width .5s ease;
}

/* ─── LEVELS ───────────────────────────────────────────── */
.card-levels { grid-column: span 4; }

.card-label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.card-label-row .card-label { margin-bottom: 0; }

.edit-btn {
  background: none;
  border: 1px solid var(--border2);
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 2px 8px;
  cursor: pointer;
  transition: all .15s;
  letter-spacing: .05em;
}
.edit-btn:hover,
.edit-btn.active { border-color: var(--accent); color: var(--accent); }

.level-row {
  display: flex;
  align-items: center;
  padding: 7px 0;
  border-bottom: 1px solid var(--border);
  gap: 10px;
}
.level-row:last-child { border-bottom: none; }

.level-dot { width: 6px; height: 6px; border-radius: 50%; flex-shrink: 0; }
.level-dot.resistance { background: var(--green); }
.level-dot.support    { background: var(--red  ); }

.level-price { flex: 1; font-weight: 700; }

.level-pct {
  font-size: 11px;
  padding: 1px 6px;
  border: 1px solid var(--border2);
}

.level-type {
  font-size: 10px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-dim);
  width: 70px;
  text-align: right;
}

/* ─── FILTERS ──────────────────────────────────────────── */
.card-filters { grid-column: span 6; }

.filter-item {
  padding: 6px 0;
  border-bottom: 1px solid var(--border);
  font-size: 12px;
  color: var(--text-mid);
}
.filter-item:last-child { border-bottom: none; }

/* ─── LOG ──────────────────────────────────────────────── */
.card-log { grid-column: span 8; }

.log-wrap {
  max-height: 180px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--border2) transparent;
}

.log-line {
  font-size: 11px;
  color: var(--text-dim);
  padding: 2px 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.log-line:first-child { color: var(--text-mid); }

/* ─── COUNTDOWN ────────────────────────────────────────── */
.countdown-bar {
  height: 2px;
  background: var(--border);
  margin-bottom: 24px;
  position: relative;
  overflow: hidden;
}

.countdown-fill {
  position: absolute;
  left: 0; top: 0; height: 100%;
  background: var(--accent);
  opacity: 0.5;
  transition: width 1s linear;
}

/* ─── LOADER ───────────────────────────────────────────── */
.loader {
  position: fixed;
  inset: 0;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 500;
  transition: opacity .4s;
}

.loader.hidden { opacity: 0; pointer-events: none; }

.loader-text {
  font-family: var(--font-head);
  font-size: 18px;
  color: var(--accent);
  letter-spacing: .2em;
}

.loader-text::after {
  content: '';
  animation: dots 1.2s steps(3, end) infinite;
}

@keyframes dots {
  0%   { content: ''; }
  33%  { content: '.'; }
  66%  { content: '..'; }
  100% { content: '...'; }
}

/* ─── ERROR STATE ──────────────────────────────────────── */
.error-msg {
  grid-column: span 12;
  padding: 16px;
  border: 1px solid var(--red);
  color: var(--red);
  font-size: 12px;
  display: none;
}

/* ─── MOBILE ───────────────────────────────────────────── */
@media (max-width: 768px) {
  .card-price, .card-signal, .card-volume,
  .card-indicators, .card-levels,
  .card-filters, .card-log { grid-column: span 12; }
  .price-main { font-size: 36px; }
}
/* ─── LEVELS EDIT PANEL ────────────────────────────────────── */
.hidden { display: none !important; }

.levels-edit { margin-top: 4px; }

.levels-edit-list {
  margin-bottom: 12px;
}

.level-edit-row {
  display: flex;
  align-items: center;
  padding: 6px 0;
  border-bottom: 1px solid var(--border);
  gap: 10px;
}
.level-edit-row:last-child { border-bottom: none; }

.level-edit-row .level-dot  { flex-shrink: 0; }
.level-edit-row .level-price { flex: 1; font-weight: 700; font-size: 13px; }
.level-edit-row .level-type  {
  font-size: 10px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.level-del-btn {
  background: none;
  border: 1px solid var(--border2);
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 1px 7px;
  cursor: pointer;
  transition: all .15s;
  flex-shrink: 0;
}
.level-del-btn:hover { border-color: var(--red); color: var(--red); }

.levels-add-form {
  display: flex;
  gap: 6px;
  margin-top: 10px;
  border-top: 1px solid var(--border);
  padding-top: 10px;
}

.level-select,
.level-input {
  background: var(--bg3);
  border: 1px solid var(--border2);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 5px 8px;
  outline: none;
  transition: border-color .15s;
}
.level-select:focus,
.level-input:focus { border-color: var(--accent); }

.level-select { flex-shrink: 0; }
.level-input  { flex: 1; min-width: 0; }

.level-add-btn {
  background: none;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 5px 10px;
  cursor: pointer;
  white-space: nowrap;
  transition: all .15s;
  flex-shrink: 0;
}
.level-add-btn:hover { background: var(--accent); color: var(--bg); }
.level-add-btn:disabled { opacity: .4; pointer-events: none; }

.levels-edit-msg {
  margin-top: 8px;
  font-size: 11px;
  padding: 5px 8px;
  border: 1px solid;
}
.levels-edit-msg.ok    { color: var(--green); border-color: var(--green); }
.levels-edit-msg.error { color: var(--red);   border-color: var(--red); }


/* card-volume: righe meta sotto streak */
.meta-row {
  margin-top: 6px;
  font-size: 11px;
  color: var(--text-dim);
}

/* score row: testo reason dentro rsi-bar-wrap */
.ind-reason {
  font-size: 11px;
  color: var(--text-dim);
}

/* level-pct colorato per tipo */
.level-pct--res { color: var(--red); }
.level-pct--sup { color: var(--green); }

/* ─── LOGIN ────────────────────────────────────────────────── */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-box {
  width: 100%;
  max-width: 360px;
  background: var(--bg2);
  border: 1px solid var(--border);
  padding: 36px 32px;
}

.login-error {
  font-size: 12px;
  color: var(--red);
  border: 1px solid var(--red);
  padding: 8px 12px;
  margin-bottom: 18px;
}

.login-field {
  margin-bottom: 18px;
}

.login-input {
  width: 100%;
  background: var(--bg3);
  border: 1px solid var(--border2);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 13px;
  padding: 10px 12px;
  margin-top: 6px;
  outline: none;
  transition: border-color .15s;
}

.login-input:focus {
  border-color: var(--accent);
}

.login-btn {
  width: 100%;
  background: none;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 13px;
  padding: 10px;
  cursor: pointer;
  transition: all .15s;
}

.login-btn:hover {
  background: var(--accent);
  color: var(--bg);
}
/* ─── TOOLTIP ──────────────────────────────────────────────── */
.tooltip-trigger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 1px solid var(--text-dim);
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 10px;
  cursor: default;
  flex-shrink: 0;
  transition: border-color .15s, color .15s;
  user-select: none;
  position: relative;
}

.tooltip-trigger:hover,
.tooltip-trigger.active {
  border-color: var(--accent);
  color: var(--accent);
}

.tooltip-box {
  position: fixed;
  z-index: 900;
  max-width: 280px;
  background: var(--bg3);
  border: 1px solid var(--border2);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.6;
  padding: 10px 13px;
  pointer-events: none;
  box-shadow: 0 4px 24px rgba(0,0,0,.5);
  opacity: 0;
  transition: opacity .15s;
}

.tooltip-box.visible { opacity: 1; }

/* ─── PWA / SAFE AREA ──────────────────────────────────────── */
@media (display-mode: standalone) {
  .shell {
    padding-top: max(24px, env(safe-area-inset-top));
    padding-bottom: max(24px, env(safe-area-inset-bottom));
    padding-left: max(20px, env(safe-area-inset-left));
    padding-right: max(20px, env(safe-area-inset-right));
  }
}