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

:root {
  --bg: #0b0b0f; --card: #161620; --card-alt: #1a1a28;
  --input: #22222e; --input-focus: #2a2a3a;
  --text: #f0f0f5; --text2: #a0a0b0; --text3: #606070;
  --blue: #0a84ff; --blue-h: #409cff; --blue-glow: rgba(10,132,255,0.15);
  --green: #30d158; --green-bg: rgba(48,209,88,0.08);
  --red: #ff453a; --red-bg: rgba(255,69,58,0.08);
  --orange: #ff9f0a;
  --purple: #bf5af2; --purple-bg: rgba(191,90,242,0.08);
  --border: #1e1e2e; --border2: #2a2a3a; --border-accent: #2e2e48;
  --r: 14px; --r-sm: 10px; --t: 0.25s ease;
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.5);
  --gradient-card: linear-gradient(135deg, #161620 0%, #1a1a2a 100%);
  --gradient-header: linear-gradient(135deg, #0a84ff 0%, #5856d6 50%, #bf5af2 100%);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Helvetica Neue", sans-serif;
  background: var(--bg); color: var(--text);
  min-height: 100vh; padding-bottom: 60px; line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  background-image:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(10,132,255,0.06) 0%, transparent 70%);
}

.app-container { max-width: 1600px; margin: 0 auto; padding: 0 24px; }

/* ─── Header ─────────────────────────────── */
.header {
  padding: 36px 0 28px;
  margin-bottom: 28px; display: flex; align-items: flex-start;
  justify-content: space-between; flex-wrap: wrap; gap: 12px;
  border-bottom: 1px solid var(--border);
  position: relative;
}
.header::after {
  content: '';
  position: absolute; bottom: -1px; left: 0; width: 120px; height: 2px;
  background: var(--gradient-header); border-radius: 2px;
}
.header-title {
  font-size: 2rem; font-weight: 800; letter-spacing: -0.5px;
  background: var(--gradient-header);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.header-subtitle { font-size: 0.88rem; color: var(--text3); margin-top: 4px; letter-spacing: 0.3px; }
.header-right { display: flex; flex-direction: column; align-items: flex-end; gap: 10px; }
.header-buttons { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; justify-content: flex-end; }
.header-meta { display: flex; align-items: center; gap: 10px; }
.header-sep { width: 1px; height: 20px; background: var(--border2); }
.last-updated-text { font-size: 0.78rem; color: var(--text3); }

/* ─── Status Dot ─────────────────────────── */
.status-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--text3); display: inline-block; transition: background var(--t);
}
.status-dot.active {
  background: var(--green);
  box-shadow: 0 0 8px rgba(48,209,88,0.5);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%,100% { box-shadow: 0 0 4px rgba(48,209,88,0.3); transform: scale(1); }
  50% { box-shadow: 0 0 12px rgba(48,209,88,0.6); transform: scale(1.15); }
}

/* ─── Controls ───────────────────────────── */
.controls { margin-bottom: 24px; }
.controls-row { display: flex; flex-direction: column; gap: 12px; }

/* ─── Stock Form ─────────────────────────── */
.stock-form {
  background: var(--gradient-card); border: 1px solid var(--border-accent);
  border-radius: var(--r); padding: 22px 26px;
  box-shadow: var(--shadow);
  position: relative; overflow: hidden;
}
.stock-form::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--gradient-header);
}
.form-title {
  font-size: 0.75rem; font-weight: 700; color: var(--blue);
  text-transform: uppercase; letter-spacing: 1px; margin-bottom: 16px;
}
.form-row { display: flex; gap: 10px; flex-wrap: wrap; align-items: flex-end; }
.form-error {
  margin-top: 12px; font-size: 0.82rem; color: var(--red);
  padding: 10px 14px; background: var(--red-bg);
  border: 1px solid rgba(255,69,58,0.2); border-radius: var(--r-sm);
}

/* ─── Modal ─────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0; z-index: 1000;
  background: rgba(0,0,0,0.65); backdrop-filter: blur(8px);
  display: flex; align-items: center; justify-content: center;
  animation: fadeIn 0.2s ease;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
.modal-card {
  background: var(--gradient-card); border: 1px solid var(--border-accent);
  border-radius: var(--r); width: 420px; max-width: 92vw;
  box-shadow: 0 24px 80px rgba(0,0,0,0.6);
  position: relative; overflow: hidden;
  animation: slideUp 0.25s ease;
}
@keyframes slideUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.modal-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--gradient-header);
}
.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 24px 0;
}
.modal-close {
  background: none; border: none; color: var(--text3); font-size: 1.4rem;
  cursor: pointer; line-height: 1; padding: 4px 8px; border-radius: 6px;
  transition: all var(--t);
}
.modal-close:hover { color: var(--text); background: rgba(255,255,255,0.08); }
.modal-body { padding: 20px 24px; display: flex; flex-direction: column; gap: 16px; }
.modal-field { display: flex; flex-direction: column; gap: 6px; }
.modal-label { font-size: 0.72rem; font-weight: 700; color: var(--text3); text-transform: uppercase; letter-spacing: 0.5px; }
.modal-footer {
  padding: 16px 24px 20px; display: flex; justify-content: flex-end; gap: 10px;
  border-top: 1px solid var(--border);
}

/* ─── Inputs ─────────────────────────────── */
.input-field {
  background: var(--input); border: 1px solid var(--border2);
  border-radius: var(--r-sm); color: var(--text); font-family: inherit;
  font-size: 0.92rem; padding: 10px 14px; flex: 1; min-width: 120px;
  outline: none;
  transition: border-color var(--t), box-shadow var(--t), background var(--t);
}
.input-field::placeholder { color: var(--text3); }
.input-field:focus {
  border-color: var(--blue); background: var(--input-focus);
  box-shadow: 0 0 0 3px var(--blue-glow), 0 0 20px rgba(10,132,255,0.08);
}
.interval-input { flex: 0; width: 70px; min-width: 70px; }

/* ─── Buttons ────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  font-family: inherit; font-size: 0.88rem; font-weight: 600;
  padding: 10px 20px; border-radius: var(--r-sm); border: 1px solid transparent;
  cursor: pointer; white-space: nowrap; transition: all var(--t);
  letter-spacing: 0.2px;
}
.btn:active { transform: scale(0.96); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; transform: none; }

.btn-primary {
  background: linear-gradient(135deg, var(--blue) 0%, #5856d6 100%);
  color: #fff; border-color: transparent;
  box-shadow: 0 2px 12px rgba(10,132,255,0.25);
}
.btn-primary:hover:not(:disabled) {
  box-shadow: 0 4px 20px rgba(10,132,255,0.4);
  transform: translateY(-1px);
}

.btn-secondary {
  background: rgba(255,255,255,0.05); color: var(--text2);
  border-color: var(--border2);
}
.btn-secondary:hover:not(:disabled) {
  background: rgba(255,255,255,0.1); color: var(--text);
  border-color: var(--blue); box-shadow: 0 0 0 1px var(--blue-glow);
}

.btn-danger {
  background: var(--red-bg); color: var(--red);
  border-color: rgba(255,69,58,0.2);
}
.btn-danger:hover:not(:disabled) {
  background: rgba(255,69,58,0.18); border-color: rgba(255,69,58,0.4);
}

.btn-sm { font-size: 0.75rem; padding: 6px 14px; border-radius: 8px; }
.btn-icon { padding: 4px 8px; font-size: 0.82rem; line-height: 1; min-width: 28px; }

/* ─── Ticker Suggestions ─────────────────── */
.ticker-suggestions-section {
  display: flex; align-items: center; flex-wrap: wrap; gap: 10px;
  background: var(--gradient-card); border: 1px solid var(--border);
  border-radius: var(--r); padding: 14px 20px;
  box-shadow: var(--shadow);
}
.suggestions-label { font-size: 0.72rem; color: var(--text3); font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; }
.suggestion-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.suggestion-chip {
  background: rgba(10,132,255,0.06); border: 1px solid rgba(10,132,255,0.15);
  border-radius: 20px; padding: 5px 14px; font-size: 0.76rem; font-weight: 600;
  color: var(--text2); cursor: pointer; transition: all var(--t);
  letter-spacing: 0.3px;
}
.suggestion-chip:hover {
  background: var(--blue-glow); border-color: rgba(10,132,255,0.4);
  color: var(--blue); transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(10,132,255,0.15);
}

/* ─── Refresh Bar ────────────────────────── */
.refresh-bar {
  background: var(--gradient-card); border: 1px solid var(--border);
  border-radius: var(--r); padding: 14px 20px;
  display: flex; align-items: center; flex-wrap: wrap; gap: 16px;
  box-shadow: var(--shadow);
}
.refresh-left { display: flex; align-items: center; gap: 12px; flex: 1; flex-wrap: wrap; }
.refresh-right { display: flex; align-items: center; gap: 8px; }
.refresh-interval-group { display: flex; align-items: center; gap: 6px; }
.interval-label { font-size: 0.8rem; color: var(--text3); }
.interval-unit { font-size: 0.8rem; color: var(--text3); }

/* ─── Summary Dashboard ──────────────────── */
.summary-dashboard {
  margin-bottom: 20px;
}
.summary-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1.4fr 1fr;
  gap: 14px;
}
.summary-card {
  background: var(--gradient-card);
  border: 1px solid var(--border-accent);
  border-radius: var(--r); padding: 20px 22px;
  display: flex; align-items: flex-start; gap: 14px;
  box-shadow: var(--shadow);
  position: relative; overflow: hidden;
  transition: border-color var(--t), box-shadow var(--t);
}
.summary-card:hover {
  border-color: var(--border2);
  box-shadow: var(--shadow-lg);
}
.summary-card-highlight {
  border-color: rgba(10,132,255,0.25);
  background: linear-gradient(135deg, #161625 0%, #1a1a30 100%);
}
.summary-card-highlight::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--gradient-header);
}
.summary-icon {
  font-size: 1.6rem; line-height: 1; flex-shrink: 0;
  margin-top: 2px;
}
.summary-content {
  display: flex; flex-direction: column; gap: 4px; min-width: 0;
}
.summary-label {
  font-size: 0.65rem; font-weight: 700; color: var(--text3);
  text-transform: uppercase; letter-spacing: 0.8px;
}
.summary-value {
  font-size: 1.3rem; font-weight: 800; font-variant-numeric: tabular-nums;
  letter-spacing: -0.3px; line-height: 1.2;
}
.summary-value-lg {
  font-size: 1.5rem;
}
.summary-sub {
  font-size: 0.82rem; font-weight: 600; color: var(--text2);
  font-variant-numeric: tabular-nums;
}
.summary-divider { display: none; }
.fx-note {
  font-size: 0.7rem; color: var(--text3); font-style: italic;
  font-variant-numeric: tabular-nums; margin-bottom: 8px;
}
.market-filter { display: flex; align-items: center; gap: 4px; }
.filter-btn {
  font-family: inherit; font-size: 0.72rem; font-weight: 600;
  padding: 4px 14px; border-radius: 16px; border: 1px solid var(--border2);
  background: rgba(255,255,255,0.03); color: var(--text3);
  cursor: pointer; transition: all var(--t); letter-spacing: 0.3px;
}
.filter-btn:hover {
  background: rgba(10,132,255,0.08); color: var(--text2);
  border-color: rgba(10,132,255,0.2);
}
.filter-btn.filter-active {
  background: rgba(10,132,255,0.15); color: var(--blue);
  border-color: rgba(10,132,255,0.3);
  box-shadow: 0 0 8px rgba(10,132,255,0.1);
}

/* ─── Portfolio Table ────────────────────── */
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.portfolio-table {
  width: 100%; border-collapse: separate; border-spacing: 0;
  background: var(--card); border: 1px solid var(--border-accent);
  border-radius: var(--r); overflow: hidden;
  box-shadow: var(--shadow-lg);
  table-layout: fixed;
}

thead tr { background: linear-gradient(180deg, #1e1e30 0%, #1a1a28 100%); }
thead th {
  padding: 12px 8px; text-align: left; font-size: 0.65rem;
  font-weight: 700; color: var(--blue); text-transform: uppercase;
  letter-spacing: 0.6px; white-space: nowrap;
  border-bottom: 2px solid var(--border-accent);
}
thead th.sortable {
  cursor: pointer; user-select: none; position: relative;
  transition: color var(--t);
}
thead th.sortable:hover { color: var(--blue-h); }
thead th .sort-arrow {
  display: inline-block; margin-left: 3px; font-size: 0.55rem;
  opacity: 0.3; transition: opacity var(--t);
}
thead th.sort-active .sort-arrow { opacity: 1; color: var(--text); }

/* Column widths */
.col-ticker { width: 16%; }
.col-shares { width: 7%; }
.col-buyprice { width: 8%; }
.col-invested { width: 9%; }
.col-current { width: 8%; }
.col-change { width: 11%; }
.col-mktval { width: 9%; }
.col-pnl { width: 11%; }
.col-yield { width: 6%; }
.col-divyr { width: 7%; }
.col-actions { width: 8%; }

tbody tr {
  border-bottom: 1px solid rgba(46,46,72,0.3);
  transition: background var(--t);
}
tbody tr:last-child { border-bottom: none; }
tbody tr:nth-child(even) { background: rgba(255,255,255,0.012); }
tbody tr:hover { background: rgba(10,132,255,0.04); }
tbody td {
  padding: 10px 8px; font-size: 0.82rem; vertical-align: middle;
  font-variant-numeric: tabular-nums;
}

.ticker-name { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.ticker-name strong { font-size: 0.84rem; letter-spacing: 0.2px; color: var(--text); white-space: normal; word-wrap: break-word; line-height: 1.3; }
.ticker-name small { font-size: 0.7rem; }
.muted { color: var(--text3); }
.market-tag {
  display: inline-block; font-size: 0.58rem; font-weight: 700;
  padding: 1px 5px; border-radius: 3px; margin-left: 4px;
  text-transform: uppercase; letter-spacing: 0.3px; vertical-align: middle;
}
.market-tag-sgx { color: var(--blue); background: rgba(10,132,255,0.1); border: 1px solid rgba(10,132,255,0.2); }
.market-tag-us { color: var(--purple); background: var(--purple-bg); border: 1px solid rgba(191,90,242,0.2); }

/* ─── Inline Editing ────────────────────── */
.ticker-display-name {
  font-size: 0.9rem; font-weight: 700; letter-spacing: 0.3px;
  color: var(--text); line-height: 1.3;
}
.input-inline {
  width: 90px; min-width: 70px; padding: 6px 10px;
  font-size: 0.84rem; background: var(--input);
  border: 1px solid var(--blue); border-radius: 6px;
  color: var(--text); font-family: inherit;
  outline: none; font-variant-numeric: tabular-nums;
  box-shadow: 0 0 0 2px var(--blue-glow);
}
.input-inline:focus {
  background: var(--input-focus);
  box-shadow: 0 0 0 3px var(--blue-glow), 0 0 16px rgba(10,132,255,0.1);
}
.cell-editable { font-variant-numeric: tabular-nums; }

/* ─── Action Buttons ────────────────────── */
.action-btns { display: flex; gap: 6px; align-items: center; }
.btn-edit {
  background: rgba(10,132,255,0.08); color: var(--blue);
  border: 1px solid rgba(10,132,255,0.2); font-size: 0.75rem;
  padding: 5px 12px; border-radius: 6px;
}
.btn-edit:hover { background: rgba(10,132,255,0.18); border-color: rgba(10,132,255,0.4); }
.btn-cancel {
  background: rgba(255,255,255,0.05); color: var(--text3);
  border: 1px solid var(--border2); font-size: 0.75rem;
  padding: 5px 12px; border-radius: 6px;
}
.btn-cancel:hover { background: rgba(255,255,255,0.1); color: var(--text2); }

/* ─── Price Colors ───────────────────────── */
.price-up {
  color: var(--green) !important;
  text-shadow: 0 0 12px rgba(48,209,88,0.15);
}
.price-down {
  color: var(--red) !important;
  text-shadow: 0 0 12px rgba(255,69,58,0.15);
}

/* ─── Stale Tag ──────────────────────────── */
.stale-tag {
  display: inline-block; font-size: 0.6rem; font-weight: 700;
  color: var(--orange); background: rgba(255,159,10,0.12);
  padding: 2px 7px; border-radius: 4px; margin-left: 6px;
  text-transform: uppercase; letter-spacing: 0.5px; vertical-align: middle;
  border: 1px solid rgba(255,159,10,0.2);
}

/* ─── Error ───────────────────────────────── */
.error-indicator { color: var(--red); font-size: 0.82rem; }

/* ─── Loading Spinner ────────────────────── */
.loading-spinner {
  display: inline-block; width: 16px; height: 16px;
  border: 2px solid rgba(10,132,255,0.2); border-top-color: var(--blue);
  border-radius: 50%; animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ─── Empty State ────────────────────────── */
.empty-state {
  display: flex; flex-direction: column; align-items: center;
  padding: 80px 24px; gap: 14px; text-align: center;
}
.empty-icon { font-size: 3.5rem; opacity: 0.25; }
.empty-title { font-size: 1.1rem; font-weight: 700; color: var(--text2); }
.empty-desc { font-size: 0.88rem; color: var(--text3); max-width: 300px; line-height: 1.6; }

/* ─── Footer ─────────────────────────────── */
.footer {
  text-align: center; padding: 36px 0; font-size: 0.72rem; color: var(--text3);
  border-top: 1px solid var(--border); margin-top: 20px;
}

/* ─── Responsive ─────────────────────────── */
@media (max-width: 768px) {
  .app-container { padding: 0 14px; }
  .header {
    flex-direction: column; align-items: stretch;
    padding: 20px 0 14px; gap: 14px;
  }
  .header-title { font-size: 1.4rem; }
  .header-subtitle { font-size: 0.78rem; }
  .header-right { align-items: stretch; gap: 10px; }
  .header-buttons {
    display: grid; grid-template-columns: 1fr 1fr; gap: 8px;
    width: 100%;
  }
  .header-buttons .btn { text-align: center; justify-content: center; }
  .header-buttons .btn:first-child { grid-column: 1 / -1; }
  .header-meta { justify-content: space-between; }

  .form-row { flex-direction: column; }
  .input-field { min-width: 100%; }
  .refresh-bar { flex-direction: column; align-items: flex-start; }
  .refresh-left, .refresh-right { width: 100%; }

  .summary-dashboard { margin-bottom: 16px; }
  .summary-row { grid-template-columns: 1fr 1fr; gap: 10px; }
  .summary-card { padding: 14px 14px; gap: 10px; }
  .summary-value { font-size: 1rem; }
  .summary-value-lg { font-size: 1.1rem; }
  .summary-icon { font-size: 1.2rem; }
  .summary-label { font-size: 0.58rem; }
  .summary-sub { font-size: 0.72rem; }

  /* Table */
  .portfolio-table { table-layout: auto; }
  .col-ticker, .col-shares, .col-buyprice, .col-invested,
  .col-current, .col-change, .col-mktval, .col-pnl,
  .col-yield, .col-divyr, .col-actions { width: auto; }
  thead th { font-size: 0.6rem; padding: 10px 6px; }
  tbody td { padding: 10px 6px; font-size: 0.76rem; white-space: nowrap; }
  .ticker-name strong { font-size: 0.78rem; }
  .ticker-name small { font-size: 0.65rem; }
  .action-btns { flex-direction: column; gap: 4px; }
  .btn-sm { font-size: 0.7rem; padding: 5px 10px; }

  .modal-card { width: 95vw; max-width: 95vw; }
  .modal-body { padding: 16px 18px; }
  .modal-footer { padding: 12px 18px 16px; }
}

@media (max-width: 480px) {
  .app-container { padding: 0 10px; }
  .header-title { font-size: 1.2rem; }
  .header-buttons { grid-template-columns: 1fr 1fr; gap: 6px; }
  .header-buttons .btn { font-size: 0.7rem; padding: 8px 8px; }

  .summary-row { grid-template-columns: 1fr 1fr; gap: 8px; }
  .summary-card { padding: 12px 10px; gap: 8px; }
  .summary-value { font-size: 0.92rem; }
  .summary-value-lg { font-size: 1rem; }
  .summary-icon { font-size: 1.1rem; }

  .market-filter { gap: 3px; }
  .filter-btn { padding: 4px 10px; font-size: 0.68rem; }

  /* Hide less important columns on phone */
  .col-invested, .col-yield, .col-divyr { display: none; }
  tbody td:nth-child(4),
  thead th:nth-child(4),
  tbody td:nth-child(9),
  thead th:nth-child(9),
  tbody td:nth-child(10),
  thead th:nth-child(10) { display: none; }
}