/*
    style.css - NYDC Crypto Paper Trading Platform
    Author: Antigravity AI
    Theme: Dark premium with glassmorphism and smooth animations
*/

/* ==== CSS Variables — NYDC Brand Theme ==== */
:root {
  /* NYDC Brand Colors */
  --bg-primary: #000000;          /* Pure black background */
  --panel-bg: #0D0303;            /* Deep near-black with red undertone */
  --card-bg: #180606;             /* Slightly lighter dark maroon card */
  --navbar-bg: #1A0505;           /* Dark maroon navbar */
  --accent: #C0392B;              /* NYDC Crimson red accent */
  --accent-hover: #962d22;        /* Darker crimson for hover states */
  --accent-glow: rgba(192, 57, 43, 0.35);
  --profit: #27AE60;              /* Muted green for profit */
  --loss: #E74C3C;                /* Warm red for loss */
  --text-primary: #FFFFFF;
  --text-secondary: #B0A9A9;      /* Warm silver-gray */
  --glass-bg: rgba(120, 15, 15, 0.25);   /* Dark red glass tint */
  --glass-border: rgba(192, 57, 43, 0.2); /* Crimson border tint */

  /* Typography */
  --font-family: 'Inter', sans-serif;
  --fs-sm: 0.85rem;
  --fs-base: 1rem;
  --fs-lg: 1.2rem;
  --fs-xl: 1.5rem;

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
}

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

html,
body {
  height: 100%;
  font-family: var(--font-family);
  background: var(--bg-primary);
  color: var(--text-primary);
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-decoration: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

/* ==== NYDC Brand Top Bar ==== */
.topbar {
  background: #6B0F0F;
  color: #FFCDD2;
  text-align: center;
  padding: 5px var(--spacing-md);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-bottom: 1px solid rgba(192, 57, 43, 0.5);
}

.competition-name-accent {
  color: #E57373;
}

.market-open {
  background: rgba(39, 174, 96, 0.15);
  border: 1px solid rgba(39, 174, 96, 0.4);
  border-radius: 6px;
  color: #27AE60;
  font-weight: 600;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  padding: 2px 8px;
}

.timer {
  color: #FF6B5B;
  font-weight: 700;
  letter-spacing: 0.04em;
  font-variant-numeric: tabular-nums;
}

/* ==== Layout ==== */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--navbar-bg);
  backdrop-filter: blur(8px);
  border-bottom: 2px solid var(--accent);
  box-shadow: 0 2px 16px rgba(192, 57, 43, 0.18);
}

.nav-left {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.logo {
  width: 32px;
  height: 32px;
}

.competition-name {
  font-size: var(--fs-lg);
  font-weight: 600;
}

.search-bar {
  width: 250px;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: 8px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--text-primary);
  transition: border 0.2s ease;
}

.search-bar::placeholder {
  color: var(--text-secondary);
}

.search-bar:focus {
  outline: none;
  border-color: var(--accent);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  font-size: var(--fs-sm);
}

.nav-item {
  padding: var(--spacing-xs) var(--spacing-sm);
}

.icon-btn {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  background: var(--glass-bg);
  transition: background 0.2s ease, box-shadow 0.2s ease;
}

.icon-btn:hover {
  background: var(--accent);
  box-shadow: 0 0 10px var(--accent-glow);
}

.main-wrapper {
  display: flex;
  height: calc(100% - 56px); /* subtract navbar height approx */
  overflow: hidden;
}

/* ==== Sidebar ==== */
.sidebar {
  width: 280px;
  background: var(--panel-bg);
  padding: var(--spacing-md);
  overflow-y: auto;
  border-right: 1px solid var(--glass-border);
}

.sidebar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-sm);
}

.sidebar h2 {
  font-size: var(--fs-lg);
}

.watchlist {
  list-style: none;
}

.watchlist li {
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: 6px;
  margin-bottom: var(--spacing-xs);
  cursor: pointer;
  transition: background 0.2s ease;
}

.watchlist li:hover {
  background: var(--glass-bg);
}

.watchlist li.selected {
  background: rgba(192, 57, 43, 0.25);
  border-left: 3px solid var(--accent);
  color: #FF6B5B;
  font-weight: 600;
}

.add-symbol-btn {
  width: 100%;
  margin-top: var(--spacing-sm);
  padding: var(--spacing-xs);
  border-radius: 6px;
  background: var(--glass-bg);
  color: var(--text-primary);
  font-weight: 500;
  transition: background 0.2s ease;
}

.add-symbol-btn:hover {
  background: var(--accent);
}

/* ==== Center Section ==== */
.center-section {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  padding: var(--spacing-md);
  gap: var(--spacing-md);
}

.dashboard-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: var(--spacing-sm);
}

.card {
  background: var(--card-bg);
  border-radius: 12px;
  padding: var(--spacing-sm);
  backdrop-filter: blur(6px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(192, 57, 43, 0.3);
  border-color: rgba(192, 57, 43, 0.4);
}

.card .title {
  font-size: var(--fs-sm);
  color: var(--text-secondary);
}

.card .value {
  font-size: var(--fs-lg);
  font-weight: 600;
  margin-top: var(--spacing-xs);
}

.chart-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--panel-bg);
  border-radius: 12px;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid var(--glass-border);
}

.symbol-info {
  display: flex;
  align-items: baseline;
  gap: var(--spacing-sm);
}

.symbol {
  font-size: var(--fs-xl);
  font-weight: 600;
}

.price {
  font-size: var(--fs-lg);
  font-weight: 500;
}

.change {
  font-size: var(--fs-sm);
  color: var(--profit);
}

.change.loss {
  color: var(--loss);
}

.chart-controls {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.timeframes button {
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--glass-bg);
  color: var(--text-primary);
  border-radius: 6px;
  margin-right: var(--spacing-xs);
  transition: background 0.2s ease;
}

.timeframes button.active,
.timeframes button:hover {
  background: var(--accent);
}

.chart-container {
  flex: 1;
  background: var(--panel-bg);
  border-radius: 12px;
  overflow: hidden;
}

/* ==== Trading Panel ==== */
.trading-panel {
  width: 320px;
  background: var(--panel-bg);
  padding: var(--spacing-md);
  border-left: 1px solid var(--glass-border);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.order-tabs {
  display: flex;
  margin-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--glass-border);
}

.order-tabs .tab {
  flex: none;
  padding: var(--spacing-sm);
  background: transparent;
  color: var(--text-secondary);
  border-radius: 0;
  text-align: center;
  font-weight: 500;
  transition: color 0.2s ease;
  margin-right: var(--spacing-sm);
}

.order-tabs .tab:hover {
  color: var(--text-primary);
}

.order-tabs .tab.active {
  color: #F3BA2F; /* Binance yellow equivalent */
  font-weight: 600;
  position: relative;
}

.order-tabs .tab.active::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background: #F3BA2F;
}

.avbl-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.input-group {
  display: flex;
  align-items: center;
  background: #2b3139;
  border-radius: 4px;
  padding: 0 12px;
  height: 40px;
  margin-bottom: 12px;
}

.input-group:focus-within {
  border: 1px solid var(--accent);
}

.input-group .input-label {
  color: #848e9c;
  font-size: 12px;
  white-space: nowrap;
}

.input-group input {
  flex: 1;
  background: transparent;
  border: none;
  color: #EAECEF;
  text-align: right;
  font-size: 14px;
  padding: 0 8px;
  outline: none;
  width: 100%;
}

/* Hide number spin buttons */
.input-group input::-webkit-outer-spin-button,
.input-group input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
.input-group input[type=number] {
  -moz-appearance: textfield;
}

.input-group .input-suffix {
  color: #EAECEF;
  font-size: 12px;
  font-weight: 500;
}

.slider-section {
  margin-top: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
  position: relative;
}

#size-slider {
  width: 100%;
  accent-color: var(--accent);
}

.slider-labels {
  display: flex;
  justify-content: space-between;
  position: absolute;
  top: 6px;
  left: 0;
  right: 0;
  pointer-events: none;
}

.slider-mark {
  width: 8px;
  height: 8px;
  background: #2b3139;
  border: 2px solid #848e9c;
  transform: rotate(45deg);
  border-radius: 1px;
}

.order-buttons {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: 16px;
}

.btn {
  flex: 1;
  padding: 12px;
  border-radius: 4px;
  font-weight: 600;
  font-size: 14px;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.btn.buy {
  background: #0ECB81; /* Binance green */
  color: #fff;
}

.btn.sell {
  background: #F6465D; /* Binance red */
  color: #fff;
}

.btn:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

/* ==== Positions Page ==== */
.positions-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: var(--panel-bg);
  margin: var(--spacing-md);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  overflow: hidden;
}

.positions-tabs {
  display: flex;
  border-bottom: 1px solid var(--glass-border);
}

.positions-tab {
  flex: 1;
  padding: var(--spacing-md);
  text-align: center;
  font-size: var(--fs-base);
  background: var(--glass-bg);
  transition: background 0.2s ease;
  font-weight: 600;
  cursor: pointer;
}

.positions-tab.active {
  background: var(--accent);
}

.positions-content {
  flex: 1;
  overflow-y: auto;
  padding: var(--spacing-md);
}

.table {
  width: 100%;
  border-collapse: collapse;
}

.table th,
.table td {
  padding: var(--spacing-xs);
  text-align: left;
  border-bottom: 1px solid var(--glass-border);
  font-size: var(--fs-sm);
}

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



/* ==== Footer ==== */
.footer {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-sm);
  background: var(--panel-bg);
  font-size: var(--fs-sm);
  border-top: 1px solid var(--glass-border);
}

.footer-link {
  color: var(--accent);
}

/* ==== Responsiveness ==== */
@media (max-width: 1024px) {
  .sidebar {
    width: 240px;
  }
  .trading-panel {
    width: 280px;
  }
}

@media (max-width: 768px) {
  .navbar {
    flex-direction: column;
    align-items: stretch;
    gap: var(--spacing-xs);
  }
  .nav-center {
    order: 3;
  }
  .nav-right {
    order: 2;
    justify-content: space-between;
  }
  .main-wrapper {
    flex-direction: column;
    height: auto;
  }
  .sidebar {
    width: 100%;
    height: 200px;
    order: 1;
    border-right: none;
    border-bottom: 1px solid var(--glass-border);
  }
  .center-section {
    order: 2;
    height: 400px;
  }
  .trading-panel {
    width: 100%;
    order: 3;
    border-left: none;
    border-top: 1px solid var(--glass-border);
  }
  .leaderboard {
    position: static;
    width: 100%;
    margin-top: var(--spacing-sm);
  }
}

@media (max-width: 480px) {
  .search-bar {
    width: 100%;
  }
  .dashboard-cards {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  }
  .chart-header .symbol-info {
    flex-direction: column;
    align-items: flex-start;
  }
  .timeframes button {
    padding: var(--spacing-xxs) var(--spacing-xs);
    font-size: var(--fs-sm);
  }
}

/* ==== Table Action Buttons ==== */
.close-btn, .cancel-btn {
  background: var(--loss);
  color: white;
  border-radius: 4px;
  padding: 4px 10px;
  font-size: 11px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: opacity 0.2s ease, transform 0.1s ease;
}

.close-btn {
  background: #E74C3C;
}

.cancel-btn {
  background: #7F8C8D;
}

.close-btn:hover, .cancel-btn:hover {
  opacity: 0.85;
  transform: translateY(-0.5px);
}

.close-btn:active, .cancel-btn:active {
  transform: translateY(0.5px);
}

.table td {
  vertical-align: middle;
}

/* ==== Login Page Styling ==== */
.login-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  height: calc(100vh - 90px); /* subtract topbar and footer */
  background: var(--bg-primary);
}

.login-card {
  background: var(--panel-bg);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: var(--spacing-xl);
  width: 100%;
  max-width: 400px;
  box-shadow: 0 8px 32px rgba(192, 57, 43, 0.15);
  backdrop-filter: blur(8px);
  text-align: center;
}

.login-logo {
  width: 64px;
  height: 64px;
  margin-bottom: var(--spacing-md);
}

.login-title {
  font-size: var(--fs-xl);
  font-weight: 700;
  margin-bottom: var(--spacing-lg);
  color: var(--text-primary);
}

.login-form-group {
  margin-bottom: var(--spacing-md);
  text-align: left;
}

.login-form-group label {
  display: block;
  font-size: var(--fs-sm);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
}

.login-input {
  width: 100%;
  background: #2b3139;
  border: 1px solid var(--glass-border);
  border-radius: 6px;
  padding: 10px 14px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: var(--fs-base);
  outline: none;
  transition: border-color 0.2s ease;
}

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

.login-btn {
  width: 100%;
  background: var(--accent);
  color: var(--text-primary);
  border-radius: 6px;
  padding: 12px;
  font-size: var(--fs-base);
  font-weight: 600;
  margin-top: var(--spacing-md);
  transition: background 0.2s ease, transform 0.1s ease;
}

.login-btn:hover {
  background: var(--accent-hover);
}

.login-btn:active {
  transform: translateY(1px);
}

/* ==== Admin Page Styling ==== */
.admin-container {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--spacing-lg);
  padding: var(--spacing-lg);
  height: calc(100vh - 120px);
  overflow-y: auto;
}

.admin-card {
  background: var(--panel-bg);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: var(--spacing-md);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  height: fit-content;
}

.admin-card h2 {
  font-size: var(--fs-lg);
  border-bottom: 1px solid var(--glass-border);
  padding-bottom: var(--spacing-xs);
  color: #FFCDD2;
}

.logout-nav-btn {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--glass-border);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: 6px;
  font-size: var(--fs-sm);
  transition: background 0.2s, color 0.2s;
}

.logout-nav-btn:hover {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}

/* ==== Chart Position Overlay ==== */
.chart-position-overlay {
  position: absolute;
  top: 15px;
  right: 15px;
  background: rgba(24, 6, 6, 0.85); /* Dark maroon background matching card-bg with opacity */
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  padding: 10px 14px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(8px);
  z-index: 10;
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: var(--fs-sm);
  min-width: 220px;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.chart-position-overlay.hidden {
  opacity: 0;
  pointer-events: none;
  transform: translateY(-5px);
}

.overlay-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(192, 57, 43, 0.2);
  padding-bottom: 4px;
  font-weight: 600;
}

.overlay-row {
  display: flex;
  justify-content: space-between;
  gap: 15px;
}

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

.overlay-row .val {
  font-weight: 500;
}

.overlay-close-btn {
  margin-top: 4px;
  background: var(--loss);
  color: white;
  border-radius: 4px;
  padding: 6px;
  font-size: 11px;
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  border: none;
  transition: opacity 0.2s ease;
}

.overlay-close-btn:hover {
  opacity: 0.85;
}