/* subnet-calculator */

/* ===== Hero input extras ===== */
.evvy-subnet-input-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.75rem;
  align-items: end;
}
.evvy-subnet-input-row .evvy-hero-input-wrap {
  flex: 1;
}

/* ===== Mask dropdown ===== */
.evvy-mask-select {
  appearance: none;
  background: var(--evvy-input-bg, #fff);
  border: 1px solid var(--evvy-border-color, #DEE2E6);
  border-radius: var(--evvy-radius, 8px);
  padding: 0.5rem 2rem 0.5rem 0.75rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--evvy-text-primary, #333);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23666' viewBox='0 0 16 16'%3E%3Cpath d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.6rem center;
  cursor: pointer;
  transition: border-color 0.2s;
  min-width: 100px;
}
.evvy-mask-select:focus {
  border-color: var(--cluster-dark, #1A2333);
  outline: none;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--cluster-dark) 12%, transparent);
}

/* ===== Alt input row ===== */
.evvy-alt-input {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.75rem;
  align-items: end;
  margin-top: 0.5rem;
}

/* ===== Results grid (primary) ===== */
.evvy-subnet-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

/* ===== Binary visualization ===== */
.evvy-binary-card {
  background: color-mix(in srgb, var(--cluster-dark) 4%, transparent);
  border: 1px solid var(--evvy-border-color, #DEE2E6);
  border-radius: var(--evvy-radius-lg, 12px);
  padding: 1rem 1.125rem;
  margin-top: 0.75rem;
}
.evvy-binary-card-title {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--evvy-text-secondary, #666);
  margin-bottom: 0.625rem;
}
.evvy-binary-bits {
  font-family: 'SFMono-Regular', 'Menlo', 'Consolas', monospace;
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.7;
  word-break: break-all;
  letter-spacing: 0.04em;
}
.evvy-binary-bits .net-bit {
  color: var(--cluster-dark, #1A2333);
}
.evvy-binary-bits .host-bit {
  color: #3b82f6;
}
.evvy-binary-bits .bit-sep {
  color: var(--evvy-text-secondary, #999);
  margin: 0 0.125rem;
}
.evvy-binary-legend {
  display: flex;
  gap: 1.25rem;
  margin-top: 0.5rem;
  font-size: 0.75rem;
  color: var(--evvy-text-secondary, #666);
}
.evvy-binary-legend span::before {
  content: '';
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 2px;
  margin-right: 0.35rem;
  vertical-align: -1px;
}
.evvy-binary-legend .leg-net::before  { background: var(--cluster-dark, #1A2333); }
.evvy-binary-legend .leg-host::before { background: #3b82f6; }

/* ===== IP class badge ===== */
.evvy-ip-class-badge {
  display: inline-block;
  padding: 0.2rem 0.75rem;
  border-radius: var(--bs-border-radius-pill, 50rem);
  font-size: 0.8125rem;
  font-weight: 600;
  color: #fff;
  line-height: 1.4;
  background: var(--cluster-dark, #1A2333);
}

/* ===== Divider section ===== */
.evvy-divider-section {
  margin-top: 1.25rem;
}
.evvy-divider-section .evvy-input-label {
  margin-bottom: 0.5rem;
}

/* ===== Subnet division table ===== */
.evvy-subnet-table-wrap {
  overflow-x: auto;
  margin-top: 0.75rem;
  border: 1px solid var(--evvy-border-color, #DEE2E6);
  border-radius: var(--evvy-radius-lg, 12px);
}
.evvy-subnet-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8125rem;
}
.evvy-subnet-table th {
  background: color-mix(in srgb, var(--cluster-dark) 6%, transparent);
  font-weight: 600;
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--evvy-text-secondary, #666);
  padding: 0.625rem 0.75rem;
  text-align: left;
  white-space: nowrap;
}
.evvy-subnet-table td {
  padding: 0.5rem 0.75rem;
  border-top: 1px solid var(--evvy-border-color, #DEE2E6);
  color: var(--evvy-text-primary, #333);
  font-family: 'SFMono-Regular', 'Menlo', 'Consolas', monospace;
  font-size: 0.8125rem;
  white-space: nowrap;
}
.evvy-subnet-table tbody tr:hover {
  background: color-mix(in srgb, var(--cluster-dark) 3%, transparent);
}

/* ===== Callout ===== */
.evvy-subnet-callout {
  background: color-mix(in srgb, var(--cluster-dark) 6%, transparent);
  border: 1px solid var(--evvy-border-color, #DEE2E6);
  border-radius: var(--evvy-radius-lg, 12px);
  padding: 0.875rem 1rem;
  margin-top: 1rem;
  font-size: 0.8125rem;
  color: var(--evvy-text-secondary, #666);
  line-height: 1.55;
}
.evvy-subnet-callout strong {
  color: var(--evvy-text-primary, #333);
}

/* ===== VLSM premium section ===== */
.evvy-vlsm-row {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 0.5rem;
  align-items: end;
  margin-bottom: 0.5rem;
}
.evvy-vlsm-row .form-control {
  font-size: 0.875rem;
}
.evvy-vlsm-add-btn {
  font-size: 0.8125rem;
  margin-top: 0.25rem;
}

/* ===== Dark mode ===== */
[data-bs-theme="dark"] .evvy-binary-card {
  background: color-mix(in srgb, var(--cluster-dark) 12%, transparent);
}
[data-bs-theme="dark"] .evvy-binary-bits .net-bit {
  color: #8bb4f0;
}
[data-bs-theme="dark"] .evvy-binary-bits .host-bit {
  color: #60a5fa;
}
[data-bs-theme="dark"] .evvy-binary-legend .leg-net::before {
  background: #8bb4f0;
}
[data-bs-theme="dark"] .evvy-mask-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23aaa' viewBox='0 0 16 16'%3E%3Cpath d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E");
}
[data-bs-theme="dark"] .evvy-subnet-callout {
  background: color-mix(in srgb, var(--cluster-dark) 12%, transparent);
}
[data-bs-theme="dark"] .evvy-subnet-table th {
  background: color-mix(in srgb, var(--cluster-dark) 12%, transparent);
}

/* ===== Responsive ===== */
@media (max-width: 575.98px) {
  .evvy-subnet-grid {
    grid-template-columns: 1fr;
  }
  .evvy-subnet-input-row {
    grid-template-columns: 1fr;
  }
  .evvy-alt-input {
    grid-template-columns: 1fr;
  }
  .evvy-vlsm-row {
    grid-template-columns: 1fr;
  }
  .evvy-binary-bits {
    font-size: 0.8125rem;
  }
}