.phone-input-wrap {
  display: flex;
  gap: 8px;
  align-items: stretch;
}

.phone-prefix-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  background: #f5f6f8;
  border: 2px solid #e0e2e8;
  border-radius: 10px;
  padding: 0 12px;
  cursor: pointer;
  font-family: 'Nunito Sans', sans-serif;
  font-size: 0.9rem;
  color: #1a2a2a;
  white-space: nowrap;
  transition: border-color 0.2s;
  flex-shrink: 0;
  min-width: 90px;
}

.phone-prefix-btn:hover {
  border-color: #e8522a;
}

.phone-prefix-btn .flag {
  font-size: 1.2rem;
  line-height: 1;
}

.phone-prefix-btn .code {
  font-weight: 700;
  font-size: 0.85rem;
}

.phone-prefix-btn .arrow {
  font-size: 0.6rem;
  color: #999;
  margin-left: 2px;
}

.prefix-dropdown {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  background: #ffffff;
  border: 1px solid #e0e2e8;
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.15);
  z-index: 99999;
  width: 280px;
  max-height: 280px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.prefix-search {
  padding: 10px 12px;
  border: none;
  border-bottom: 1px solid #f0f0f0;
  font-family: 'Nunito Sans', sans-serif;
  font-size: 0.9rem;
  outline: none;
  color: #1a2a2a;
  flex-shrink: 0;
}

.prefix-list {
  overflow-y: auto;
  flex: 1;
}

.prefix-option {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 14px;
  cursor: pointer;
  font-family: 'Nunito Sans', sans-serif;
  font-size: 0.88rem;
  color: #1a2a2a;
  transition: background 0.15s;
}

.prefix-option:hover,
.prefix-option.selected {
  background: #f5f9f9;
}

.prefix-option .opt-flag {
  font-size: 1.1rem;
  width: 24px;
  text-align: center;
  flex-shrink: 0;
}

.prefix-option .opt-name {
  flex: 1;
}

.prefix-option .opt-code {
  color: #888;
  font-size: 0.8rem;
  flex-shrink: 0;
}

input[name="custom phone"] {
  flex: 1;
  min-width: 0;
}

.field-error {
  display: none;
  color: #e8522a;
  font-family: 'Nunito Sans', sans-serif;
  font-size: 0.78rem;
  margin-top: 4px;
  font-weight: 600;
}

.field-error.visible {
  display: block;
}

.af-form-wrapper input.text.invalid,
.af-form-wrapper input[type="email"].invalid {
  border-color: #e8522a;
  box-shadow: 0 0 0 3px rgba(232,82,42,0.12);
}

.phone-prefix-btn.invalid {
  border-color: #e8522a;
}

.af-form-wrapper input.text.valid,
.af-form-wrapper input[type="email"].valid {
  border-color: #2aafaf;
}