/* ============================================
   LAYOUT: Grid Systems
   ============================================
   Grid layouts and column systems.
   ============================================ */

/* Two Column Layout */
.two-column-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 26px;
}

.left-column,
.right-column {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* Equal Height Cards in Two Column */
.two-column-layout > .card {
  display: flex;
  flex-direction: column;
}

.two-column-layout > .card .card-body {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.two-column-layout > .card form {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.two-column-layout > .card form .btn-full {
  margin-top: auto;
}

/* Stats Grid (auto-fit) */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin-bottom: 26px;
}

/* Stats Grid 4 Columns */
.stats-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 26px;
}

/* Usage Stats Grid */
.usage-stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

/* Copy Trading Grid */
.copy-trading-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 24px;
  margin-bottom: 26px;
}

/* Pairs Two Column */
.pairs-two-column {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  min-height: 400px;
}

/* Rate Limit Grid */
.rate-limit-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 24px;
}

/* Email Config Grid */
.email-config-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

/* SMTP Info Grid */
.smtp-info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
}

/* Pair Modal Grid */
.pair-modal-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* Symbol Mapping Grid */
.symbol-mapping-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto;
  gap: 12px;
  align-items: center;
}

/* =================== Responsive =================== */

@media (max-width: 1200px) {
  .copy-trading-grid {
    grid-template-columns: 1fr;
  }

  .stats-grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 1024px) {
  .two-column-layout {
    grid-template-columns: 1fr;
  }

  .pairs-two-column {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 992px) {
  .email-config-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .stats-grid-4 {
    grid-template-columns: 1fr;
  }

  .rate-limit-grid {
    grid-template-columns: 1fr;
  }

  .pair-modal-grid {
    grid-template-columns: 1fr;
  }

  .usage-stats-grid {
    grid-template-columns: 1fr;
  }

  .symbol-mapping-grid {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .symbol-mapping-grid span {
    display: none;
  }

  .smtp-info-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .stats-grid-4 {
    grid-template-columns: 1fr;
  }
}