Added gender

frontend/src/index.css

@@ -578,6 +578,34 @@ textarea {
   font-weight: 600;
 }
 
+.bird-card-title {
+  display: inline-flex;
+  align-items: center;
+  gap: 0.45rem;
+}
+
+.bird-card-title span {
+  display: inline;
+}
+
+.gender-inline {
+  font-size: 1.2rem;
+  font-weight: 700;
+  line-height: 1;
+}
+
+.gender-inline.male {
+  color: var(--accent-blue);
+}
+
+.gender-inline.female {
+  color: var(--accent-red);
+}
+
+.gender-inline.unknown {
+  color: var(--muted);
+}
+
 .bird-avatar,
 .profile-photo {
   width: 56px;
@@ -723,6 +751,70 @@ textarea {
   font-size: 1.6rem;
 }
 
+.profile-title,
+.detail-gender {
+  display: inline-flex;
+  align-items: center;
+  gap: 0.5rem;
+}
+
+.gender-symbol {
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  min-width: 1.9rem;
+  height: 1.9rem;
+  border-radius: 999px;
+  font-size: 1.2rem;
+  font-weight: 700;
+  line-height: 1;
+}
+
+.gender-symbol.male {
+  background: rgba(39, 105, 179, 0.12);
+  color: var(--accent-blue);
+}
+
+.gender-symbol.female {
+  background: rgba(203, 58, 53, 0.12);
+  color: var(--accent-red);
+}
+
+.gender-symbol.unknown {
+  background: rgba(93, 95, 89, 0.12);
+  color: var(--muted);
+}
+
+.segmented-field {
+  display: grid;
+  gap: 0.65rem;
+}
+
+.segmented-control {
+  display: grid;
+  grid-template-columns: repeat(3, minmax(0, 1fr));
+  gap: 0.55rem;
+}
+
+.segmented-option {
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  gap: 0.45rem;
+  border: 1px solid rgba(39, 105, 179, 0.14);
+  border-radius: 16px;
+  padding: 0.85rem 1rem;
+  background: rgba(255, 254, 250, 0.92);
+  color: var(--ink);
+  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
+}
+
+.segmented-option.active {
+  border-color: rgba(35, 138, 90, 0.4);
+  box-shadow: 0 10px 20px rgba(39, 105, 179, 0.1);
+  transform: translateY(-1px);
+}
+
 .inline-form {
   grid-template-columns: repeat(2, minmax(0, 1fr));
 }