댓글 UI 톤 정리

frontend/src/components/TierListCommentsCard.vue

@@ -371,6 +371,8 @@ onBeforeUnmount(() => {
 .commentsCard__desc {
   margin: 0;
   color: var(--theme-text-muted);
+  font-size: 12px;
+  line-height: 1.55;
 }
 
 .commentsCard__count {
@@ -393,19 +395,13 @@ onBeforeUnmount(() => {
   color: var(--theme-text);
 }
 
-.commentsComposer,
-.commentsLoginCta,
-.commentItem,
-.commentItem--reply {
-  border: 1px solid var(--theme-card-border);
-  background: var(--theme-surface);
-}
-
 .commentsComposer,
 .commentsLoginCta {
   margin-bottom: 18px;
   padding: 16px;
   border-radius: 22px;
+  background: color-mix(in srgb, var(--theme-surface) 88%, var(--theme-surface-soft));
+  box-shadow: inset 0 1px 0 color-mix(in srgb, white 5%, transparent);
 }
 
 .commentsComposer__input {
@@ -414,11 +410,13 @@ onBeforeUnmount(() => {
   resize: vertical;
   padding: 14px 16px;
   border-radius: 18px;
-  border: 1px solid var(--theme-field-border);
+  border: 0;
   background: var(--theme-input-bg);
   color: var(--theme-text);
   box-sizing: border-box;
-  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--theme-field-border) 45%, transparent);
+  box-shadow:
+    inset 0 0 0 1px color-mix(in srgb, var(--theme-field-border) 38%, transparent),
+    0 10px 24px rgba(0, 0, 0, 0.05);
 }
 
 .commentsComposer__input--reply {
@@ -477,6 +475,9 @@ onBeforeUnmount(() => {
   margin-left: 28px;
   border-radius: 20px;
   background: linear-gradient(180deg, color-mix(in srgb, var(--theme-accent) 6%, var(--theme-surface)) 0%, var(--theme-surface) 100%);
+  box-shadow:
+    inset 0 1px 0 color-mix(in srgb, white 4%, transparent),
+    0 10px 24px rgba(0, 0, 0, 0.06);
 }
 
 .commentItem--reply::before {
@@ -591,7 +592,9 @@ onBeforeUnmount(() => {
   padding: 14px 15px;
   border-radius: 18px;
   background: color-mix(in srgb, var(--theme-input-bg) 82%, var(--theme-surface));
-  border: 1px solid color-mix(in srgb, var(--theme-card-border) 76%, transparent);
+  box-shadow:
+    inset 0 0 0 1px color-mix(in srgb, var(--theme-card-border) 28%, transparent),
+    0 8px 18px rgba(0, 0, 0, 0.04);
   white-space: pre-wrap;
   word-break: break-word;
   line-height: 1.6;
@@ -601,8 +604,8 @@ onBeforeUnmount(() => {
   margin-top: 14px;
   padding: 14px;
   border-radius: 18px;
-  border: 1px solid var(--theme-card-border);
   background: color-mix(in srgb, var(--theme-surface) 76%, var(--theme-surface-soft));
+  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--theme-card-border) 24%, transparent);
 }
 
 .commentsComposer__submit {
@@ -610,6 +613,50 @@ onBeforeUnmount(() => {
   min-height: 42px;
 }
 
+.btn {
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  gap: 8px;
+  min-height: 42px;
+  padding: 10px 16px;
+  border-radius: 14px;
+  border: 1px solid color-mix(in srgb, var(--theme-border) 78%, transparent);
+  background: color-mix(in srgb, var(--theme-surface-soft) 88%, transparent);
+  color: var(--theme-text);
+  cursor: pointer;
+  font-size: 14px;
+  font-weight: 800;
+  transition: transform 160ms ease, background 160ms ease, box-shadow 160ms ease;
+}
+
+.btn:hover {
+  transform: translateY(-1px);
+}
+
+.btn:disabled {
+  opacity: 0.58;
+  cursor: default;
+  transform: none;
+}
+
+.btn--save {
+  min-width: 112px;
+  background: rgba(96, 165, 250, 0.22);
+  border-color: rgba(96, 165, 250, 0.36);
+  box-shadow:
+    inset 0 1px 0 rgba(255, 255, 255, 0.08),
+    0 10px 18px rgba(59, 130, 246, 0.14);
+}
+
+.btn--save:hover {
+  background: rgba(96, 165, 250, 0.3);
+}
+
+.btn--ghost {
+  background: color-mix(in srgb, var(--theme-surface-soft) 86%, transparent);
+}
+
 @media (max-width: 860px) {
   .commentsCard {
     padding: 20px;

frontend/src/views/CommentInboxView.vue

@@ -246,13 +246,17 @@ watch(unreadOnly, loadInbox)
 
 .commentInboxCard {
   border-radius: 22px;
-  border: 1px solid var(--theme-card-border);
-  background: var(--theme-surface);
+  background: linear-gradient(180deg, color-mix(in srgb, var(--theme-surface) 92%, var(--theme-surface-soft)) 0%, var(--theme-surface) 100%);
   overflow: hidden;
+  box-shadow:
+    inset 0 1px 0 color-mix(in srgb, white 5%, transparent),
+    0 14px 28px rgba(0, 0, 0, 0.06);
 }
 
 .commentInboxCard--unread {
-  border-color: color-mix(in srgb, var(--theme-accent) 48%, var(--theme-card-border));
+  box-shadow:
+    inset 0 0 0 1px color-mix(in srgb, var(--theme-accent) 38%, transparent),
+    0 14px 28px rgba(0, 0, 0, 0.08);
 }
 
 .commentInboxCard__body {
@@ -271,11 +275,11 @@ watch(unreadOnly, loadInbox)
 
 .commentInboxCard__thumbWrap {
   width: 100%;
-  aspect-ratio: 16 / 10;
+  aspect-ratio: 16 / 9;
   border-radius: 18px;
   overflow: hidden;
   background: var(--theme-thumb-fallback-bg);
-  border: 1px solid color-mix(in srgb, var(--theme-card-border) 78%, transparent);
+  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--theme-card-border) 26%, transparent);
 }
 
 .commentInboxCard__thumb,
@@ -391,13 +395,17 @@ watch(unreadOnly, loadInbox)
 .commentInboxCard__threadBlock {
   padding: 14px 15px;
   border-radius: 18px;
-  border: 1px solid var(--theme-card-border);
   background: color-mix(in srgb, var(--theme-surface) 88%, var(--theme-surface-soft));
+  box-shadow:
+    inset 0 0 0 1px color-mix(in srgb, var(--theme-card-border) 20%, transparent),
+    0 8px 18px rgba(0, 0, 0, 0.04);
 }
 
 .commentInboxCard__threadBlock--accent {
-  border-color: color-mix(in srgb, var(--theme-accent) 38%, var(--theme-card-border));
   background: color-mix(in srgb, var(--theme-accent) 10%, var(--theme-surface));
+  box-shadow:
+    inset 0 0 0 1px color-mix(in srgb, var(--theme-accent) 24%, transparent),
+    0 10px 20px rgba(59, 130, 246, 0.08);
 }
 
 .commentInboxCard__threadLabel {