/* ── Variables ───────────────────────────────────────────────── */
:root {
  --bg:         #080f08;
  --card:       #0d180d;
  --card-hi:    #112011;
  --border:     #1a3020;
  --border-hi:  #2a5030;
  --green:      #2ecc71;
  --green-dim:  #1a6b3a;
  --green-text: #b8ffc8;
  --muted:      #3d6b4d;
  --text:       #d4f0d8;
  --red:        #e05555;
  --yellow:     #f0b429;
  --blue:       #4a9eff;
  --white:      #f0fff4;
  --font:       'JetBrains Mono', 'Courier New', monospace;
  --radius:     8px;
  --header-h:   56px;
  --nav-h:      40px;
}

/* ── Reset ───────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 13px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
input, select, button, textarea { font-family: var(--font); }
table { border-collapse: collapse; width: 100%; }

/* ── Utility ─────────────────────────────────────────────────── */
.hidden { display: none !important; }
.green  { color: var(--green); }
.red    { color: var(--red); }
.yellow { color: var(--yellow); }
.muted  { color: var(--muted); }
.bold   { font-weight: 700; }

/* ── Auth Loading ────────────────────────────────────────────── */
#auth-loading {
  position: fixed; inset: 0;
  background: var(--bg);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 12px; z-index: 1000;
}
.loading-icon { font-size: 48px; animation: pulse 2s ease-in-out infinite; }
.loading-text { color: var(--muted); font-size: 10px; letter-spacing: 4px; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.4; } }

/* ── Login Screen ────────────────────────────────────────────── */
#login-screen {
  position: fixed; inset: 0;
  background: var(--bg);
  display: flex; align-items: center; justify-content: center;
}
.login-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 48px 40px;
  text-align: center;
  width: 100%; max-width: 380px;
}
.login-icon  { width: 120px; height: auto; margin-bottom: 16px; display: block; margin-left: auto; margin-right: auto; }
.login-brand  { color: var(--muted); font-size: 11px; letter-spacing: 3px; margin-bottom: 4px; text-transform: uppercase; }
.login-title {
  font-size: 16px; font-weight: 700;
  color: var(--green); letter-spacing: 2px; margin-bottom: 6px;
}
.login-sub   { color: var(--muted); font-size: 11px; letter-spacing: 1px; margin-bottom: 32px; }
.btn-google  {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  width: 100%; padding: 12px 20px;
  background: var(--white); color: #333;
  border: none; border-radius: var(--radius);
  font-size: 13px; font-weight: 600; cursor: pointer;
  transition: opacity 0.2s;
}
.btn-google:hover  { opacity: 0.9; }
.login-note  { color: var(--muted); font-size: 10px; margin-top: 16px; letter-spacing: 1px; }

/* ── Header ──────────────────────────────────────────────────── */
#app-header {
  position: sticky; top: 0; z-index: 100;
  height: var(--header-h);
  background: var(--card);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 20px;
}
.header-brand  { display: flex; align-items: center; gap: 10px; }
.brand-icon    { width: 32px; height: auto; display: inline-block; vertical-align: middle; }
.brand-sub-name { color: var(--muted); font-size: 8px; letter-spacing: 2px; }
.brand-name    { color: var(--green); font-weight: 700; font-size: 14px; letter-spacing: 2px; }
.brand-sub     { color: var(--muted); font-size: 9px; letter-spacing: 3px; margin-top: 1px; }
.header-right  { display: flex; align-items: center; gap: 14px; }
.status-pill   { display: flex; align-items: center; gap: 6px; color: var(--muted); font-size: 10px; letter-spacing: 1px; }
.status-dot    {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--green); box-shadow: 0 0 6px var(--green);
  animation: blink 3s ease-in-out infinite;
}
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0.5} }
.user-email    { color: var(--muted); font-size: 11px; }
.btn-logout    {
  background: none; border: 1px solid var(--border);
  color: var(--muted); padding: 4px 12px;
  border-radius: 20px; cursor: pointer; font-size: 11px;
}
.btn-logout:hover { border-color: var(--muted); color: var(--text); }

/* ── Nav ─────────────────────────────────────────────────────── */
#app-nav {
  position: sticky; top: var(--header-h); z-index: 99;
  background: var(--card);
  border-bottom: 1px solid var(--border);
  display: flex; overflow-x: auto; padding: 0 20px;
  scrollbar-width: none;
}
#app-nav::-webkit-scrollbar { display: none; }
.nav-tab {
  background: none; border: none;
  border-bottom: 2px solid transparent;
  color: var(--muted); cursor: pointer;
  font-family: var(--font); font-size: 11px; font-weight: 400;
  letter-spacing: 1px; padding: 10px 16px; white-space: nowrap;
  transition: color 0.15s, border-color 0.15s;
}
.nav-tab:hover  { color: var(--text); }
.nav-tab.active { color: var(--green); border-bottom-color: var(--green); font-weight: 700; }

/* ── Main / Tab panes ────────────────────────────────────────── */
#app-main { padding: 20px; max-width: 1100px; margin: 0 auto; }
.tab-pane { display: none; }
.tab-pane.active { display: block; }

/* ── Cards ───────────────────────────────────────────────────── */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
}
.card + .card { margin-top: 12px; }
.card-title {
  color: var(--white); font-weight: 700;
  margin-bottom: 12px;
}

/* ── Stat grid ───────────────────────────────────────────────── */
.stat-grid { display: grid; gap: 10px; margin-bottom: 16px; }
.stat-grid-3 { grid-template-columns: repeat(3,1fr); }
.stat-grid-4 { grid-template-columns: repeat(4,1fr); }
.stat-card   { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 12px 14px; }
.stat-label  { font-size: 9px; color: var(--muted); letter-spacing: 2px; margin-bottom: 4px; }
.stat-value  { font-size: 18px; font-weight: 700; color: var(--green); }
.stat-sub    { font-size: 10px; color: var(--muted); margin-top: 2px; }

/* ── Row ─────────────────────────────────────────────────────── */
.row { display: flex; align-items: center; justify-content: space-between; }
.row-gap { display: flex; align-items: center; gap: 8px; }

/* ── Tables ──────────────────────────────────────────────────── */
.data-table { width: 100%; }
.data-table th {
  color: var(--muted); font-size: 9px; font-weight: 400;
  letter-spacing: 2px; padding: 3px 8px; text-align: left;
  border-bottom: 1px solid var(--border);
}
.data-table td { padding: 6px 8px; border-bottom: 1px solid var(--bg); }
.data-table tr:last-child td { border-bottom: none; }

/* ── Tags ────────────────────────────────────────────────────── */
.tag {
  display: inline-block;
  background: var(--card-hi); color: var(--muted);
  padding: 1px 7px; border-radius: 8px;
  font-size: 9px; font-weight: 700; letter-spacing: 1px;
}
.tag-green { background: var(--green-dim); color: var(--green); }
.tag-red   { background: #2a0f0f; color: var(--red); }

/* ── P&L Indicator (Style F) ─────────────────────────────────── */
.pl-cell        { display: flex; flex-direction: column; gap: 4px; }
.pl-main        { display: flex; align-items: center; gap: 5px; }
.pl-arrow       { font-size: 12px; font-weight: 700; }
.pl-value       { font-weight: 700; }
.pl-badge       {
  padding: 1px 7px; border-radius: 8px;
  font-size: 10px; font-weight: 600;
}
.pl-bar-track   {
  width: 70px; height: 3px; border-radius: 3px;
  background: var(--card-hi); overflow: hidden;
}
.pl-bar-fill    { height: 100%; border-radius: 3px; transition: width 0.4s ease; }

/* up = green */
.pl-up .pl-arrow  { color: var(--green); }
.pl-up .pl-value  { color: var(--green); }
.pl-up .pl-badge  {
  color: var(--green);
  background: rgba(46,204,113,0.15);
  border: 1px solid rgba(46,204,113,0.3);
}
.pl-up .pl-bar-fill { background: var(--green); }

/* down = red */
.pl-down .pl-arrow { color: var(--red); }
.pl-down .pl-value { color: var(--red); }
.pl-down .pl-badge {
  color: var(--red);
  background: rgba(224,85,85,0.15);
  border: 1px solid rgba(224,85,85,0.3);
}
.pl-down .pl-bar-fill { background: var(--red); }

/* row background tint */
tr.row-up   { background: rgba(46,204,113,0.04); }
tr.row-down { background: rgba(224,85,85,0.04); }

/* ── Inputs ──────────────────────────────────────────────────── */
.input-group { margin-bottom: 10px; }
.input-label {
  display: block; font-size: 9px; color: var(--muted);
  letter-spacing: 2px; margin-bottom: 4px;
}
.input {
  background: var(--card-hi); border: 1px solid var(--border);
  color: var(--text); padding: 8px 12px; border-radius: 6px;
  font-family: var(--font); font-size: 12px; width: 100%;
  transition: border-color 0.15s;
}
.input:focus  { outline: none; border-color: var(--green-dim); }
.input-price  { width: 82px; padding: 3px 7px; font-size: 12px; }
select.input  { cursor: pointer; }
.input-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }

/* ── Buttons ─────────────────────────────────────────────────── */
.btn {
  background: var(--green); color: var(--bg);
  border: none; padding: 8px 16px; border-radius: 6px;
  cursor: pointer; font-family: var(--font);
  font-weight: 700; font-size: 11px; letter-spacing: 1px;
  white-space: nowrap; transition: opacity 0.15s;
}
.btn:hover    { opacity: 0.9; }
.btn:disabled { opacity: 0.5; cursor: wait; }
.btn-secondary {
  background: var(--card-hi); color: var(--muted);
  border: 1px solid var(--border);
}
.btn-secondary:hover { color: var(--text); border-color: var(--muted); }
.btn-danger  { background: var(--red); color: #fff; }
.btn-buy     { background: var(--green); color: var(--bg); padding: 9px 26px; font-size: 13px; }
.btn-sell    { background: var(--red);   color: #fff;      padding: 9px 26px; font-size: 13px; }
.btn-icon    {
  background: var(--card-hi); border: none; color: var(--muted);
  padding: 4px 8px; border-radius: 5px; cursor: pointer; font-size: 12px;
}
.btn-icon.danger { background: #2a0f0f; color: var(--red); }

/* ── Toggle ──────────────────────────────────────────────────── */
.toggle {
  background: var(--card-hi); color: var(--muted);
  border: none; padding: 3px 10px; border-radius: 12px;
  cursor: pointer; font-family: var(--font);
  font-size: 10px; font-weight: 700; letter-spacing: 1px;
}
.toggle.on { background: var(--green); color: var(--bg); }

/* ── Section header ──────────────────────────────────────────── */
.section-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.section-title  { color: var(--white); font-weight: 700; font-size: 14px; }
.section-sub    { color: var(--muted); font-size: 11px; margin-top: 2px; }

/* ── Fee preview bar ─────────────────────────────────────────── */
.fee-preview {
  background: var(--bg); border: 1px solid var(--border);
  border-radius: 6px; padding: 8px 12px;
  font-size: 11px; color: var(--muted); margin-bottom: 10px;
  display: flex; flex-wrap: wrap; gap: 12px;
}
.fee-preview span b { color: var(--text); }
.fee-preview span.warn b { color: var(--yellow); }

/* ── News item ───────────────────────────────────────────────── */
.news-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 12px 14px;
  border-left-width: 3px; margin-bottom: 8px;
}
.news-card.positive { border-left-color: var(--green); }
.news-card.negative { border-left-color: var(--red); }
.news-card.neutral  { border-left-color: var(--yellow); }
.news-headline { color: var(--white); font-weight: 600; margin-bottom: 4px; line-height: 1.4; }
.news-summary  { color: var(--muted); font-size: 11px; }
.news-meta     { display: flex; gap: 8px; align-items: center; margin-bottom: 6px; }
.sentiment-badge { font-size: 10px; font-weight: 700; letter-spacing: 1px; }
.sentiment-badge.positive { color: var(--green); }
.sentiment-badge.negative { color: var(--red); }
.sentiment-badge.neutral  { color: var(--yellow); }

/* ── Suggestion card ─────────────────────────────────────────── */
.suggestion-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 14px;
  border-left-width: 3px; margin-bottom: 10px;
}
.suggestion-card.buy   { border-left-color: var(--green); }
.suggestion-card.sell  { border-left-color: var(--red); }
.suggestion-card.hold  { border-left-color: var(--yellow); }
.suggestion-card.watch { border-left-color: var(--blue); }
.suggestion-header { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-bottom: 8px; }
.suggestion-symbol { color: var(--white); font-weight: 700; font-size: 15px; }
.action-badge {
  padding: 2px 10px; border-radius: 10px;
  font-size: 10px; font-weight: 700; letter-spacing: 1px;
}
.action-badge.buy   { background: var(--green); color: var(--bg); }
.action-badge.sell  { background: var(--red);   color: #fff; }
.action-badge.hold  { background: var(--yellow); color: var(--bg); }
.action-badge.watch { background: var(--blue);  color: #fff; }
.urgency-badge { font-size: 10px; font-weight: 700; }
.urgency-badge.high   { color: var(--red); }
.urgency-badge.medium { color: var(--yellow); }
.urgency-badge.low    { color: var(--green); }
.suggestion-reasoning { color: var(--green-text); font-size: 12px; line-height: 1.6; }
.suggestion-rule  { color: var(--muted); font-size: 10px; margin-top: 6px; }

/* ── Rule card ───────────────────────────────────────────────── */
.rule-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 12px 14px;
  margin-bottom: 8px; transition: opacity 0.2s;
}
.rule-card.disabled { opacity: 0.4; }
.rule-name  { color: var(--white); font-weight: 700; margin-bottom: 4px; }
.rule-if    { color: var(--muted); font-size: 11px; margin-bottom: 2px; }
.rule-then  { color: var(--muted); font-size: 11px; }
.rule-if  .kw { color: var(--yellow); }
.rule-then .kw { color: var(--green); }
.rule-actions { display: flex; gap: 6px; align-items: center; }

/* ── Watchlist chips ─────────────────────────────────────────── */
.watchlist-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.watch-chip {
  background: var(--card-hi); border: 1px solid var(--border);
  border-radius: 8px; padding: 6px 12px;
  display: flex; align-items: center; gap: 8px;
}
.watch-chip-symbol { color: var(--green); font-weight: 700; }
.watch-chip-note   { color: var(--muted); font-size: 11px; }
.watch-chip-remove { background: none; border: none; color: var(--muted); cursor: pointer; font-size: 12px; padding: 0; }
.watch-chip-remove:hover { color: var(--red); }

/* ── Trade history row ───────────────────────────────────────── */
.trade-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 6px 0; border-bottom: 1px solid var(--border); font-size: 12px;
}
.trade-row:last-child { border-bottom: none; }
.trade-action { font-weight: 700; width: 36px; }
.trade-action.buy  { color: var(--green); }
.trade-action.sell { color: var(--red); }
.trade-meta { color: var(--muted); text-align: right; font-size: 11px; }
.trade-fee  { color: var(--yellow); }

/* ── Edit form ───────────────────────────────────────────────── */
.edit-form {
  background: var(--card); border: 1px solid var(--green);
  border-radius: var(--radius); padding: 16px; margin-bottom: 14px;
}
.edit-form-title { color: var(--green); font-weight: 700; letter-spacing: 1px; margin-bottom: 12px; }
.form-actions { display: flex; gap: 8px; margin-top: 12px; }

/* ── Disclaimer ──────────────────────────────────────────────── */
.disclaimer {
  background: var(--card-hi); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 10px 14px;
  font-size: 11px; color: var(--muted); margin-bottom: 14px;
}

/* ── Empty state ─────────────────────────────────────────────── */
.empty-state {
  text-align: center; padding: 52px 24px; color: var(--muted);
}
.empty-state .empty-icon { font-size: 38px; margin-bottom: 10px; }
.empty-state .empty-text { font-size: 12px; line-height: 1.7; max-width: 340px; margin: 0 auto; }

/* ── Toast ───────────────────────────────────────────────────── */
.toast {
  position: fixed; bottom: 24px; right: 24px;
  padding: 10px 18px; border-radius: 8px;
  font-size: 12px; letter-spacing: 1px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.6); z-index: 9999;
  transition: opacity 0.3s;
}
.toast.ok  { background: var(--green-dim); border: 1px solid var(--green); color: var(--green); }
.toast.err { background: #2a0f0f;          border: 1px solid var(--red);   color: var(--red); }

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width: 700px) {
  .stat-grid-3 { grid-template-columns: 1fr 1fr; }
  .stat-grid-4 { grid-template-columns: 1fr 1fr; }
  .input-grid-2 { grid-template-columns: 1fr; }
  #app-main { padding: 12px; }
  .header-right .user-email { display: none; }
}
@media (max-width: 480px) {
  .stat-grid-3 { grid-template-columns: 1fr; }
}