feat: Add new settings page with Apple-style UI, OpenRouter AI integration, and Mary v4 analysis.

src/app/globals.css

@@ -274,6 +274,129 @@
 }
 
 /* ── Apple-style Action Buttons ── */
+/* ── Apple-style Action Buttons (Glossy & Premium) ── */
+.apple-btn-primary,
+.apple-btn-secondary {
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  gap: 10px;
+  height: 40px;
+  padding: 0 20px;
+  border-radius: 12px;
+  font-size: 13px;
+  font-weight: 600;
+  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
+  cursor: pointer;
+  position: relative;
+  overflow: hidden;
+}
+
+.apple-btn-primary {
+  background: linear-gradient(180deg, var(--brand-solid) 0%, var(--brand-hover) 100%);
+  color: #ffffff;
+  border: 1px solid rgba(255, 255, 255, 0.1);
+  box-shadow:
+    0 4px 12px rgba(16, 185, 129, 0.25),
+    inset 0 1px 1px rgba(255, 255, 255, 0.2);
+  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
+}
+
+.apple-btn-primary:hover {
+  filter: brightness(1.1);
+  transform: translateY(-1px);
+  box-shadow:
+    0 6px 16px rgba(16, 185, 129, 0.35),
+    inset 0 1px 1px rgba(255, 255, 255, 0.3);
+}
+
+.apple-btn-primary:active {
+  transform: scale(0.97) translateY(0);
+  filter: brightness(0.95);
+}
+
+.apple-btn-secondary {
+  background: var(--bg-surface);
+  color: var(--text-primary);
+  border: 1px solid var(--border-strong);
+  box-shadow:
+    0 2px 4px rgba(0, 0, 0, 0.1),
+    inset 0 1px 0 rgba(255, 255, 255, 0.05);
+}
+
+.apple-btn-secondary:hover {
+  background: var(--bg-elevated);
+  border-color: var(--text-muted);
+  transform: translateY(-1px);
+}
+
+.apple-btn-secondary:active {
+  transform: scale(0.97) translateY(0);
+}
+
+.apple-btn-danger {
+  background: linear-gradient(180deg, var(--accent-error) 0%, #be123c 100%);
+  color: #ffffff;
+  border: 1px solid rgba(255, 255, 255, 0.1);
+  box-shadow:
+    0 4px 12px rgba(244, 63, 94, 0.25),
+    inset 0 1px 1px rgba(255, 255, 255, 0.2);
+}
+
+.apple-btn-danger:hover {
+  filter: brightness(1.1);
+  transform: translateY(-1px);
+  box-shadow:
+    0 6px 16px rgba(244, 63, 94, 0.35);
+}
+
+.apple-btn-ai {
+  background: linear-gradient(135deg, #6366f1 0%, #a855f7 50%, #ec4899 100%);
+  color: #ffffff;
+  border: 1px solid rgba(255, 255, 255, 0.2);
+  box-shadow:
+    0 4px 15px rgba(168, 85, 247, 0.3),
+    inset 0 1px 1px rgba(255, 255, 255, 0.3);
+}
+
+.apple-btn-ai:hover {
+  filter: brightness(1.1);
+  transform: translateY(-1px) scale(1.02);
+  box-shadow: 0 6px 20px rgba(168, 85, 247, 0.4);
+}
+
+/* Glass effect overlay for loading/success */
+.btn-glass-overlay {
+  position: absolute;
+  inset: 0;
+  background: rgba(255, 255, 255, 0.1);
+  backdrop-filter: blur(4px);
+  display: flex;
+  align-items: center;
+  justify-content: center;
+}
+
+@keyframes apple-pulse {
+  0% {
+    transform: scale(1);
+    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.4);
+  }
+
+  70% {
+    transform: scale(1.02);
+    box-shadow: 0 0 0 10px rgba(16, 185, 129, 0);
+  }
+
+  100% {
+    transform: scale(1);
+    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0);
+  }
+}
+
+.animate-apple-save {
+  animation: apple-pulse 2s infinite ease-in-out;
+}
+
 .btn-action {
   display: inline-flex;
   align-items: center;