/* ========================================================================
   Sharpz Client Dashboard — style.css
   Dark trading-terminal theme
   ======================================================================== */

/* --- CSS Variables ---------------------------------------------------- */
:root {
  --bg-primary: #0d1117;
  --bg-secondary: #161b22;
  --bg-tertiary: #1c2128;
  --bg-hover: #1f2937;
  --text-primary: #c9d1d9;
  --text-secondary: #8b949e;
  --green: #3fb950;
  --green-dim: rgba(63, 185, 80, 0.15);
  --red: #f85149;
  --red-dim: rgba(248, 81, 73, 0.15);
  --blue: #58a6ff;
  --blue-dim: rgba(88, 166, 255, 0.12);
  --border: #30363d;
  --border-light: #21262d;

  /* Strategy brand colours */
  --color-btc: #f7931a;
  --color-eth: #627eea;
  --color-sol: #9945ff;
  --color-trio: #00d4aa;
  --color-dual_delta: #4da6ff;
  --color-dual: #4da6ff;
  --color-bnb: #f0b90b;
  --color-dot: #e6007a;

  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --font-mono: 'SF Mono', 'Consolas', 'Liberation Mono', 'Menlo', monospace;
  --radius: 8px;
  --radius-sm: 6px;
  --shadow: 0 1px 3px rgba(0,0,0,0.4), 0 1px 2px rgba(0,0,0,0.3);
  --shadow-lg: 0 4px 14px rgba(0,0,0,0.5);
  --transition: 150ms ease;
}

/* --- Reset & Base ----------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.5;
  min-height: 100vh;
}

a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }

.mono { font-family: var(--font-mono); }

.text-green { color: var(--green); }
.text-red   { color: var(--red); }

/* --- Loading Overlay -------------------------------------------------- */
.loading-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: rgba(13, 17, 23, 0.85);
  backdrop-filter: blur(4px);
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border);
  border-top-color: var(--blue);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.loading-text {
  margin-top: 14px;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* --- Toast Notifications ---------------------------------------------- */
.toast-container {
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: 400px;
}

.toast {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  box-shadow: var(--shadow-lg);
  animation: slideIn 200ms ease;
}

.toast--error   { background: var(--red-dim);  border: 1px solid var(--red);  color: var(--red); }
.toast--success { background: var(--green-dim); border: 1px solid var(--green); color: var(--green); }
.toast--info    { background: var(--blue-dim);  border: 1px solid var(--blue); color: var(--blue); }

.toast-close {
  background: none;
  border: none;
  color: inherit;
  font-size: 1.1rem;
  cursor: pointer;
  padding: 0 2px;
  opacity: 0.7;
}
.toast-close:hover { opacity: 1; }

.toast-enter-active { animation: slideIn 200ms ease; }
.toast-leave-active { animation: slideOut 200ms ease; }

@keyframes slideIn { from { transform: translateX(100%); opacity: 0; } }
@keyframes slideOut { to { transform: translateX(100%); opacity: 0; } }

/* --- Buttons ---------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 16px;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition), color var(--transition);
  white-space: nowrap;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--blue);
  color: #fff;
  border-color: var(--blue);
}
.btn-primary:hover:not(:disabled) { background: #4090e0; }

.btn-outline {
  background: transparent;
  color: var(--blue);
  border-color: var(--border);
}
.btn-outline:hover:not(:disabled) { border-color: var(--blue); background: var(--blue-dim); }

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: none;
}
.btn-ghost:hover:not(:disabled) { color: var(--text-primary); background: var(--bg-hover); }

.btn-block { width: 100%; }
.btn-sm    { padding: 5px 12px; font-size: 0.8rem; }

.btn-spinner {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

/* --- LOGIN VIEW ------------------------------------------------------- */
.login-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(88,166,255,0.06) 0%, transparent 60%),
    var(--bg-primary);
}

.login-card {
  width: 100%;
  max-width: 420px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 32px 32px;
  box-shadow: var(--shadow-lg);
}

.login-logo {
  text-align: center;
  margin-bottom: 32px;
}

.diamond-icon { display: inline-block; vertical-align: middle; }

.login-title {
  font-size: 1.4rem;
  font-weight: 600;
  margin-top: 12px;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.auth-error {
  background: var(--red-dim);
  border: 1px solid var(--red);
  color: var(--red);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  margin-bottom: 16px;
}

.auth-form { display: flex; flex-direction: column; gap: 16px; }

.form-group { display: flex; flex-direction: column; gap: 6px; }

.form-group label {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.form-group input {
  padding: 10px 14px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  outline: none;
  transition: border-color var(--transition);
}
.form-group input::placeholder { color: var(--text-secondary); opacity: 0.5; }
.form-group input:focus { border-color: var(--blue); }

.auth-toggle {
  text-align: center;
  margin-top: 20px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* --- TOP BAR ---------------------------------------------------------- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.topbar-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.topbar-divider {
  color: var(--border);
  margin: 0 4px;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 14px;
}

.topbar-email {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.btn-back {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.btn-back svg { opacity: 0.7; }

/* --- MAIN CONTENT ----------------------------------------------------- */
.main-content {
  max-width: 1280px;
  margin: 0 auto;
  padding: 24px;
}

/* --- AGGREGATE CARDS -------------------------------------------------- */
.aggregate-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

/* --- STAT CARDS ------------------------------------------------------- */
.stat-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
  box-shadow: var(--shadow);
}

.stat-card--aggregate {
  text-align: center;
}

.stat-card--warn {
  border-color: var(--red);
  background: var(--red-dim);
}

.stat-label {
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.stat-value {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-primary);
}

.stat-pct {
  font-size: 0.8rem;
  font-weight: 400;
  opacity: 0.85;
}

/* --- ACCOUNTS GRID ---------------------------------------------------- */
.accounts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 16px;
}

.account-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  cursor: pointer;
  transition: border-color var(--transition), transform 100ms ease, box-shadow var(--transition);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.account-card:hover {
  border-color: var(--blue);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.account-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

.account-name {
  font-size: 1rem;
  font-weight: 600;
}

.account-badges {
  display: flex;
  gap: 6px;
}

.account-card-value {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.account-card-pnl {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.pnl-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
}

.pnl-label { color: var(--text-secondary); }

.account-card-exposure {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.exposure-label-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
}

.exposure-label { color: var(--text-secondary); }
.exposure-value { color: var(--text-primary); }

.exposure-bar-bg {
  width: 100%;
  height: 6px;
  background: var(--bg-tertiary);
  border-radius: 3px;
  overflow: hidden;
}

.exposure-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--blue), #79c0ff);
  border-radius: 3px;
  transition: width 400ms ease;
}

.account-card-dd {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
}

.dd-label { color: var(--text-secondary); }

.btn-detail {
  align-self: flex-start;
  margin-top: auto;
}

/* --- BADGES ----------------------------------------------------------- */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  font-size: 0.7rem;
  font-weight: 600;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.badge-sm { padding: 1px 6px; font-size: 0.65rem; }

.badge-exchange {
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

.badge-strategy--btc        { background: rgba(247,147,26,0.15);  color: var(--color-btc);        border: 1px solid rgba(247,147,26,0.3); }
.badge-strategy--eth        { background: rgba(98,126,234,0.15);  color: var(--color-eth);        border: 1px solid rgba(98,126,234,0.3); }
.badge-strategy--sol        { background: rgba(153,69,255,0.15);  color: var(--color-sol);        border: 1px solid rgba(153,69,255,0.3); }
.badge-strategy--trio       { background: rgba(0,212,170,0.15);   color: var(--color-trio);       border: 1px solid rgba(0,212,170,0.3); }
.badge-strategy--dual_delta { background: rgba(77,166,255,0.15);  color: var(--color-dual_delta); border: 1px solid rgba(77,166,255,0.3); }
.badge-strategy--dual       { background: rgba(77,166,255,0.15);  color: var(--color-dual);       border: 1px solid rgba(77,166,255,0.3); }
.badge-strategy--bnb        { background: rgba(240,185,11,0.15);  color: var(--color-bnb);        border: 1px solid rgba(240,185,11,0.3); }
.badge-strategy--dot        { background: rgba(230,0,122,0.15);   color: var(--color-dot);        border: 1px solid rgba(230,0,122,0.3); }

/* Fallback for unknown strategies */
.badge-strategy--default { background: var(--bg-tertiary); color: var(--text-secondary); border: 1px solid var(--border); }

/* Cash flow badges */
.badge-deposit    { background: rgba(63,185,80,0.15);  color: #3fb950; border: 1px solid rgba(63,185,80,0.3); }
.badge-withdrawal { background: rgba(248,81,73,0.15);  color: #f85149; border: 1px solid rgba(248,81,73,0.3); }

/* --- DETAIL VIEW ------------------------------------------------------ */
.detail-stats-row {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
  margin-bottom: 16px;
}

.fee-info {
  font-size: 0.8rem;
  color: var(--text-secondary);
  padding: 8px 0 20px;
  border-bottom: 1px solid var(--border-light);
  margin-bottom: 24px;
}

/* Heat gauge */
.heat-gauge {
  width: 100%;
  height: 6px;
  background: var(--bg-tertiary);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: 4px;
}

.heat-gauge-fill {
  height: 100%;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--green), #f0b90b, var(--red));
  transition: width 400ms ease;
}

.heat-number { font-size: 0.9rem; }

/* --- Strategies Section ----------------------------------------------- */
.strategies-section { margin-bottom: 24px; }

.strategies-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 10px;
}

.strategy-chip {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.strategy-chip-stats {
  display: flex;
  gap: 14px;
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.strategy-chip-stats strong { color: var(--text-primary); }

/* --- SECTION TITLES --------------------------------------------------- */
.section-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 12px;
}

/* --- CHARTS ----------------------------------------------------------- */
.charts-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 28px;
}

.chart-container {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
}

.chart-wrapper {
  position: relative;
  height: 320px;
}

.chart-wrapper canvas {
  width: 100% !important;
  height: 100% !important;
}

/* --- DATA TABLES ------------------------------------------------------ */
.table-section {
  margin-bottom: 28px;
}

.table-wrapper {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}

.data-table thead {
  background: var(--bg-tertiary);
}

.data-table th {
  text-align: left;
  padding: 10px 14px;
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.data-table td {
  padding: 9px 14px;
  border-bottom: 1px solid var(--border-light);
  color: var(--text-primary);
  white-space: nowrap;
}

.data-table tbody tr:hover {
  background: var(--bg-hover);
}

.data-table tbody tr:last-child td {
  border-bottom: none;
}

.table-empty {
  text-align: center;
  padding: 32px 14px !important;
  color: var(--text-secondary);
  font-style: italic;
}

.exposure-arrow {
  color: var(--text-secondary);
  margin: 0 2px;
  font-size: 0.75rem;
}

/* --- PAGINATION ------------------------------------------------------- */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-top: 14px;
}

.pagination-info {
  font-size: 0.82rem;
  color: var(--text-secondary);
}

/* --- RESPONSIVE ------------------------------------------------------- */
@media (max-width: 1100px) {
  .charts-section {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .detail-stats-row {
    grid-template-columns: repeat(3, 1fr);
  }
  .aggregate-cards {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 700px) {
  .topbar {
    flex-direction: column;
    gap: 8px;
    padding: 10px 16px;
  }
  .topbar-left, .topbar-right {
    width: 100%;
    justify-content: center;
  }
  .main-content {
    padding: 16px;
  }
  .detail-stats-row {
    grid-template-columns: repeat(2, 1fr);
  }
  .aggregate-cards {
    grid-template-columns: 1fr;
  }
  .accounts-grid {
    grid-template-columns: 1fr;
  }
  .strategy-chip {
    flex-direction: column;
    align-items: flex-start;
  }
  .strategy-chip-stats {
    flex-wrap: wrap;
    gap: 8px;
  }
}

@media (max-width: 480px) {
  .login-card {
    padding: 28px 20px 24px;
  }
  .detail-stats-row {
    grid-template-columns: 1fr;
  }
}