diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-agreement.imageset/icon-agreement.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-agreement.imageset/icon-agreement.svg
index c4b8589..daa0493 100644
--- a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-agreement.imageset/icon-agreement.svg
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-agreement.imageset/icon-agreement.svg
@@ -1 +1,21 @@
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+<!--
+tags: [list, document, accept, done, tick, checkmark, file, check, data, confirm]
+category: Document
+version: "1.0"
+unicode: "ea9c"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M14 3v4a1 1 0 0 0 1 1h4" />
+  <path d="M17 21h-10a2 2 0 0 1 -2 -2v-14a2 2 0 0 1 2 -2h7l5 5v11a2 2 0 0 1 -2 2" />
+  <path d="M9 15l2 2l4 -4" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-bell-off.imageset/icon-bell-off.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-bell-off.imageset/icon-bell-off.svg
index b7fc059..f2ce005 100644
--- a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-bell-off.imageset/icon-bell-off.svg
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-bell-off.imageset/icon-bell-off.svg
@@ -1 +1,21 @@
-<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none"><path d="M12.0004 3.50461C11.5148 3.50461 11.1211 3.89828 11.1211 4.3839L11.1211 4.62881C11.1211 5.04303 10.7853 5.37881 10.3711 5.37881C9.95688 5.37881 9.62109 5.04303 9.62109 4.62881L9.62109 4.3839C9.62109 3.06985 10.6863 2.00461 12.0004 2.00461C13.3144 2.00461 14.3797 3.06985 14.3797 4.3839L14.3797 4.62881C14.3797 5.04303 14.0439 5.37881 13.6297 5.37881C13.2155 5.37881 12.8797 5.04303 12.8797 4.62881L12.8797 4.3839C12.8797 3.89828 12.486 3.50461 12.0004 3.50461Z" fill-rule="evenodd" fill="#AEAEAE"></path><path d="M6.89679 6.42049C8.09182 4.92455 9.93399 3.96399 12 3.96399C15.6056 3.96399 18.5285 6.88689 18.5285 10.4925L18.5285 11.2143C18.5285 11.676 18.6316 12.1318 18.8303 12.5484L19.9854 14.9711C20.6265 16.3156 20.0769 17.9304 18.7219 18.544C18.3446 18.7149 17.9002 18.5475 17.7293 18.1702C17.5585 17.7928 17.7258 17.3484 18.1032 17.1776C18.6594 16.9257 18.927 16.2366 18.6314 15.6167L17.4763 13.194C17.1815 12.5757 17.0285 11.8993 17.0285 11.2143L17.0285 10.4925C17.0285 7.71531 14.7772 5.46399 12 5.46399C10.4093 5.46399 8.99139 6.20175 8.06875 7.35671C7.81022 7.68034 7.33829 7.73311 7.01466 7.47459C6.69103 7.21605 6.63826 6.74412 6.89679 6.42049ZM6.25529 9.51349C6.66919 9.52966 6.99161 9.8783 6.97544 10.2922C6.97285 10.3586 6.97154 10.4254 6.97154 10.4925L6.97154 11.214C6.97154 11.8993 6.81841 12.5759 6.52333 13.1944L5.36753 15.6172C5.04689 16.2893 5.38534 17.0386 6.04616 17.2334C6.80624 17.4575 7.70863 17.7007 8.63938 17.9017C9.8159 18.1559 11.0059 18.3355 11.9999 18.3354C12.9937 18.3354 14.1835 18.1558 15.3598 17.9017C15.6192 17.8457 15.8889 17.9309 16.069 18.1258C16.2491 18.3207 16.3128 18.5963 16.2365 18.8505C15.6896 20.6718 14.0007 22 11.9996 22C10.1583 22 8.58138 20.8755 7.91519 19.277C7.08611 19.0865 6.2967 18.8711 5.62202 18.6722C4.02295 18.2008 3.31989 16.4256 4.0137 14.9713L5.1695 12.5485C5.36835 12.1317 5.47154 11.6758 5.47154 11.214L5.47154 10.4925C5.47154 10.4058 5.47323 10.3195 5.47659 10.2336C5.49275 9.81975 5.84139 9.49732 6.25529 9.51349ZM9.95679 19.6679C10.484 20.1829 11.2051 20.5 11.9996 20.5C12.7941 20.5 13.5152 20.1829 14.0424 19.6679C13.3406 19.771 12.645 19.8354 12 19.8354C11.3547 19.8354 10.6589 19.771 9.95679 19.6679Z" fill-rule="evenodd" fill="#000000"></path><path d="M3.78217 3.46967C4.07506 3.17678 4.54994 3.17678 4.84283 3.46967L21.3428 19.9697C21.6357 20.2626 21.6357 20.7374 21.3428 21.0303C21.0499 21.3232 20.5751 21.3232 20.2822 21.0303L3.78217 4.53033C3.48928 4.23744 3.48928 3.76256 3.78217 3.46967Z" fill-rule="evenodd" fill="#AEAEAE"></path></svg>
+<!--
+tags: [alarm, sound, notification, bell, off, control, operation, disabled, inactive, function]
+category: System
+version: "1.22"
+unicode: "ece9"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M9.346 5.353c.21 -.129 .428 -.246 .654 -.353a2 2 0 1 1 4 0a7 7 0 0 1 4 6v3m-1 3h-13a4 4 0 0 0 2 -3v-3a6.996 6.996 0 0 1 1.273 -3.707" />
+  <path d="M9 17v1a3 3 0 0 0 6 0v-1" />
+  <path d="M3 3l18 18" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-bell-on.imageset/icon-bell-on.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-bell-on.imageset/icon-bell-on.svg
index 910d02a..9cef578 100644
--- a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-bell-on.imageset/icon-bell-on.svg
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-bell-on.imageset/icon-bell-on.svg
@@ -1 +1,20 @@
-<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="24" height="24" viewBox="0 0 24 24" fill="none"><path d="M9.16972 18.312C9.49563 19.571 10.6402 20.5 11.9999 20.5C13.3595 20.5 14.5041 19.571 14.83 18.312L16.2822 18.6879C15.7891 20.5925 14.0598 22 11.9999 22C9.93994 22 8.21062 20.5925 7.71759 18.6879L9.16972 18.312Z" fill-rule="evenodd" fill="#AEAEAE"></path><path d="M12 3.50461C11.5144 3.50461 11.1207 3.89828 11.1207 4.3839L11.1207 4.62881C11.1207 5.04303 10.7849 5.37881 10.3707 5.37881C9.95651 5.37881 9.62073 5.04303 9.62073 4.62881L9.62073 4.3839C9.62073 3.06985 10.686 2.00461 12 2.00461C13.3141 2.00461 14.3793 3.06985 14.3793 4.3839L14.3793 4.62881C14.3793 5.04303 14.0435 5.37881 13.6293 5.37881C13.2151 5.37881 12.8793 5.04303 12.8793 4.62881L12.8793 4.3839C12.8793 3.89828 12.4856 3.50461 12 3.50461Z" fill-rule="evenodd" fill="#AEAEAE"></path><path d="M5.4719 10.4925C5.4719 6.88689 8.3948 3.96399 12.0004 3.96399C15.606 3.96399 18.5288 6.88689 18.5288 10.4925L18.5288 11.2143C18.5288 11.676 18.6319 12.1318 18.8306 12.5484L19.9858 14.9711C20.6793 16.4257 19.9761 18.2008 18.3769 18.6723C16.631 19.187 14.0417 19.8354 12.0003 19.8354C9.95855 19.8355 7.36859 19.187 5.62239 18.6722C4.02332 18.2008 3.32026 16.4256 4.01407 14.9713L5.16987 12.5485C5.36871 12.1317 5.4719 11.6758 5.4719 11.214L5.4719 10.4925ZM12.0004 5.46399C9.22323 5.46399 6.9719 7.71531 6.9719 10.4925L6.9719 11.214C6.9719 11.8993 6.81877 12.5759 6.5237 13.1944L5.3679 15.6172C5.04725 16.2893 5.38571 17.0386 6.04652 17.2334C7.78492 17.7459 10.1934 18.3355 12.0003 18.3354C13.8067 18.3354 16.2146 17.7459 17.9528 17.2335C18.6138 17.0386 18.9524 16.2891 18.6318 15.6167L17.4767 13.194C17.1818 12.5757 17.0288 11.8993 17.0288 11.2143L17.0288 10.4925C17.0288 7.71531 14.7775 5.46399 12.0004 5.46399Z" fill-rule="evenodd" fill="#000000"></path></svg>
+<!--
+tags: [alarm, sound, notification, bell, control, operation, function, interface, management]
+category: System
+version: "1.0"
+unicode: "ea35"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M10 5a2 2 0 1 1 4 0a7 7 0 0 1 4 6v3a4 4 0 0 0 2 3h-16a4 4 0 0 0 2 -3v-3a7 7 0 0 1 4 -6" />
+  <path d="M9 17v1a3 3 0 0 0 6 0v-1" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-books.imageset/Contents.json b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-books.imageset/Contents.json
new file mode 100644
index 0000000..8477230
--- /dev/null
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-books.imageset/Contents.json
@@ -0,0 +1,16 @@
+{
+  "images": [
+    {
+      "filename": "icon-books.svg",
+      "idiom": "universal"
+    }
+  ],
+  "info": {
+    "author": "xcode",
+    "version": 1
+  },
+  "properties": {
+    "template-rendering-intent": "template",
+    "preserves-vector-representation": true
+  }
+}
\ No newline at end of file
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-books.imageset/icon-books.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-books.imageset/icon-books.svg
new file mode 100644
index 0000000..07c8bd8
--- /dev/null
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-books.imageset/icon-books.svg
@@ -0,0 +1,25 @@
+<!--
+tags: [education, learning, reading, school, library, books, file, paper, text, record]
+category: Document
+version: "1.52"
+unicode: "eff2"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M5 5a1 1 0 0 1 1 -1h2a1 1 0 0 1 1 1v14a1 1 0 0 1 -1 1h-2a1 1 0 0 1 -1 -1l0 -14" />
+  <path d="M9 5a1 1 0 0 1 1 -1h2a1 1 0 0 1 1 1v14a1 1 0 0 1 -1 1h-2a1 1 0 0 1 -1 -1l0 -14" />
+  <path d="M5 8h4" />
+  <path d="M9 16h4" />
+  <path d="M13.803 4.56l2.184 -.53c.562 -.135 1.133 .19 1.282 .732l3.695 13.418a1.02 1.02 0 0 1 -.634 1.219l-.133 .041l-2.184 .53c-.562 .135 -1.133 -.19 -1.282 -.732l-3.695 -13.418a1.02 1.02 0 0 1 .634 -1.219l.133 -.041" />
+  <path d="M14 9l4 -1" />
+  <path d="M16 16l3.923 -.98" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-brain.imageset/Contents.json b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-brain.imageset/Contents.json
new file mode 100644
index 0000000..27d8998
--- /dev/null
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-brain.imageset/Contents.json
@@ -0,0 +1,16 @@
+{
+  "images": [
+    {
+      "filename": "icon-brain.svg",
+      "idiom": "universal"
+    }
+  ],
+  "info": {
+    "author": "xcode",
+    "version": 1
+  },
+  "properties": {
+    "template-rendering-intent": "template",
+    "preserves-vector-representation": true
+  }
+}
\ No newline at end of file
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-brain.imageset/icon-brain.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-brain.imageset/icon-brain.svg
new file mode 100644
index 0000000..d56ee50
--- /dev/null
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-brain.imageset/icon-brain.svg
@@ -0,0 +1,24 @@
+<!--
+tags: [mind, human, iq, inteligence, organ, brain, medical, wellness, healthcare, treatment]
+category: Health
+version: "1.110"
+unicode: "f59f"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M15.5 13a3.5 3.5 0 0 0 -3.5 3.5v1a3.5 3.5 0 0 0 7 0v-1.8" />
+  <path d="M8.5 13a3.5 3.5 0 0 1 3.5 3.5v1a3.5 3.5 0 0 1 -7 0v-1.8" />
+  <path d="M17.5 16a3.5 3.5 0 0 0 0 -7h-.5" />
+  <path d="M19 9.3v-2.8a3.5 3.5 0 0 0 -7 0" />
+  <path d="M6.5 16a3.5 3.5 0 0 1 0 -7h.5" />
+  <path d="M5 9.3v-2.8a3.5 3.5 0 0 1 7 0v10" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-calendar.imageset/Contents.json b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-calendar.imageset/Contents.json
new file mode 100644
index 0000000..9e499df
--- /dev/null
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-calendar.imageset/Contents.json
@@ -0,0 +1,16 @@
+{
+  "images": [
+    {
+      "filename": "icon-calendar.svg",
+      "idiom": "universal"
+    }
+  ],
+  "info": {
+    "author": "xcode",
+    "version": 1
+  },
+  "properties": {
+    "template-rendering-intent": "template",
+    "preserves-vector-representation": true
+  }
+}
\ No newline at end of file
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-calendar.imageset/icon-calendar.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-calendar.imageset/icon-calendar.svg
new file mode 100644
index 0000000..2899a08
--- /dev/null
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-calendar.imageset/icon-calendar.svg
@@ -0,0 +1,24 @@
+<!--
+tags: [date, day, plan, schedule, agenda, calender, calendar, control, operation, function]
+category: System
+version: "1.0"
+unicode: "ea53"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M4 7a2 2 0 0 1 2 -2h12a2 2 0 0 1 2 2v12a2 2 0 0 1 -2 2h-12a2 2 0 0 1 -2 -2v-12" />
+  <path d="M16 3v4" />
+  <path d="M8 3v4" />
+  <path d="M4 11h16" />
+  <path d="M11 15h1" />
+  <path d="M12 15v3" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-camera.imageset/icon-camera.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-camera.imageset/icon-camera.svg
index 22668b2..c9ec5d1 100644
--- a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-camera.imageset/icon-camera.svg
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-camera.imageset/icon-camera.svg
@@ -1 +1,20 @@
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+<!--
+tags: [video, photo, aperture, camera, content, entertainment, multimedia, broadcast, audio]
+category: Media
+version: "1.0"
+unicode: "ea54"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M5 7h1a2 2 0 0 0 2 -2a1 1 0 0 1 1 -1h6a1 1 0 0 1 1 1a2 2 0 0 0 2 2h1a2 2 0 0 1 2 2v9a2 2 0 0 1 -2 2h-14a2 2 0 0 1 -2 -2v-9a2 2 0 0 1 2 -2" />
+  <path d="M9 13a3 3 0 1 0 6 0a3 3 0 0 0 -6 0" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-check.imageset/icon-check.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-check.imageset/icon-check.svg
index 79c1619..366b892 100644
--- a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-check.imageset/icon-check.svg
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-check.imageset/icon-check.svg
@@ -1 +1,19 @@
-<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="24" height="24" viewBox="0 0 24 24" fill="none"><path d="M11.1399 16.092C10.0745 17.1791 8.32868 17.194 7.24489 16.1253L4.47339 13.3922C4.17846 13.1014 4.17514 12.6265 4.46598 12.3316C4.75682 12.0367 5.23168 12.0333 5.52661 12.3242L8.29811 15.0572C8.79075 15.543 9.5843 15.5363 10.0686 15.0421L18.4643 6.47499C18.7543 6.17916 19.2291 6.17436 19.5249 6.46428C19.8208 6.7542 19.8256 7.22905 19.5357 7.52489L11.1399 16.092Z" fill-rule="evenodd" fill="#AEAEAE"></path></svg>
+<!--
+tags: [tick, "yes", confirm, check, control, operation, approve, function, interface, management]
+category: System
+version: "1.0"
+unicode: "ea5e"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M5 12l5 5l10 -10" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-chevron-left.imageset/icon-chevron-left.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-chevron-left.imageset/icon-chevron-left.svg
index 83eacc2..5127b68 100644
--- a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-chevron-left.imageset/icon-chevron-left.svg
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-chevron-left.imageset/icon-chevron-left.svg
@@ -1 +1,19 @@
-<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="24" height="24" viewBox="0 0 24 24" fill="none"><path d="M15.5644 4.50613C15.8372 4.81786 15.8056 5.29168 15.4939 5.56444L9.21404 11.0593C8.64488 11.5573 8.64488 12.4427 9.21404 12.9407L15.4939 18.4356C15.8056 18.7083 15.8372 19.1822 15.5644 19.4939C15.2917 19.8056 14.8178 19.8372 14.5061 19.5644L8.22628 14.0696C6.97413 12.974 6.97413 11.0261 8.22628 9.93042L14.5061 4.43558C14.8178 4.16282 15.2917 4.1944 15.5644 4.50613Z" fill-rule="evenodd" fill="#AEAEAE"></path></svg>
+<!--
+tags: [move, previous, back, chevron, left, navigation, flow, movement, route, path]
+category: Arrows
+version: "1.0"
+unicode: "ea60"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M15 6l-6 6l6 6" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-chevron-right.imageset/icon-chevron-right.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-chevron-right.imageset/icon-chevron-right.svg
index 9179905..a3cef4a 100644
--- a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-chevron-right.imageset/icon-chevron-right.svg
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-chevron-right.imageset/icon-chevron-right.svg
@@ -1 +1,19 @@
-<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="24" height="24" viewBox="0 0 24 24" fill="none"><path d="M14.786 12.9407C15.3551 12.4427 15.3551 11.5573 14.786 11.0593L8.50613 5.56444C8.19441 5.29168 8.16282 4.81786 8.43558 4.50613C8.70834 4.1944 9.18216 4.16282 9.49389 4.43558L15.7737 9.93043C17.0259 11.0261 17.0259 12.974 15.7737 14.0696L9.49389 19.5644C9.18216 19.8372 8.70834 19.8056 8.43558 19.4939C8.16282 19.1822 8.19441 18.7083 8.50613 18.4356L14.786 12.9407Z" fill-rule="evenodd" fill="#AEAEAE"></path></svg>
+<!--
+tags: [move, checklist, next, chevron, right, navigation, flow, movement, route, path]
+category: Arrows
+version: "1.0"
+unicode: "ea61"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M9 6l6 6l-6 6" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-cloud.imageset/icon-cloud.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-cloud.imageset/icon-cloud.svg
index b774a33..a416e83 100644
--- a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-cloud.imageset/icon-cloud.svg
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-cloud.imageset/icon-cloud.svg
@@ -1 +1,19 @@
-<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none"><path d="M14.7395 20C14.8201 20 14.8984 20 14.9795 20C19.3978 20 22.9795 16.4183 22.9795 12C22.9795 7.58172 19.3978 4 14.9795 4C12.4531 4 10.2057 5.17107 8.73953 7L7.51953 7C3.92968 7 1.01953 9.91015 1.01953 13.5C1.01953 17.0899 3.92968 20 7.51953 20L14.5195 20C14.5927 20 14.667 20 14.7395 20ZM17.4995 18C19.8497 17.2312 21.4995 14.6815 21.4995 12C21.4995 8.68629 18.2932 5.5 14.9795 5.5C11.6658 5.5 7.99953 8.68629 7.99953 12L6.97953 12C6.97953 10.9391 7.18452 9.92643 7.55953 9L7.51953 8.5C5.03425 8.5 2.49953 11.0147 2.49953 13.5C2.49953 15.9853 4.49425 18.5 6.97953 18.5L14.5195 18.5C15.0693 18.5 16.7123 18.1804 17.4995 18Z" fill-rule="evenodd" fill="#000000"></path></svg>
+<!--
+tags: [weather, online, cloud, storage, climate, forecast, server, sync, meteorology, atmospheric]
+category: Weather
+version: "1.0"
+unicode: "ea76"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M6.657 18c-2.572 0 -4.657 -2.007 -4.657 -4.483c0 -2.475 2.085 -4.482 4.657 -4.482c.393 -1.762 1.794 -3.2 3.675 -3.773c1.88 -.572 3.956 -.193 5.444 1c1.488 1.19 2.162 3.007 1.77 4.769h.99c1.913 0 3.464 1.56 3.464 3.486c0 1.927 -1.551 3.487 -3.465 3.487h-11.878" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-download.imageset/icon-download.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-download.imageset/icon-download.svg
index 298b7f7..43f3318 100644
--- a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-download.imageset/icon-download.svg
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-download.imageset/icon-download.svg
@@ -1 +1,21 @@
-<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="24" height="24" viewBox="0 0 24 24" fill="none"><path d="M2.74994 15.5022C3.16415 15.5022 3.49994 15.838 3.49994 16.2522L3.49994 16.753C3.49994 18.8241 5.17887 20.503 7.24994 20.503L16.7499 20.503C18.821 20.503 20.4999 18.8241 20.4999 16.753L20.4999 16.2522C20.4999 15.838 20.8357 15.5022 21.2499 15.5022C21.6642 15.5022 21.9999 15.838 21.9999 16.2522L21.9999 16.753C21.9999 19.6525 19.6494 22.003 16.7499 22.003L7.24994 22.003C4.35044 22.003 1.99994 19.6525 1.99994 16.753L1.99994 16.2522C1.99994 15.838 2.33573 15.5022 2.74994 15.5022Z" fill-rule="evenodd" fill="#000000"></path><path d="M11.9999 16.2497C11.5857 16.2497 11.2499 15.9139 11.2499 15.4997L11.2499 3.14142C11.2499 2.72721 11.5857 2.39142 11.9999 2.39142C12.4142 2.39142 12.7499 2.72721 12.7499 3.14142L12.7499 15.4997C12.7499 15.9139 12.4142 16.2497 11.9999 16.2497Z" fill-rule="evenodd" fill="#AEAEAE"></path><path d="M11.0837 14.9096C11.5782 15.4426 12.4216 15.4426 12.9162 14.9096L16.0898 11.4895C16.3716 11.1859 16.8461 11.1681 17.1497 11.4499C17.4534 11.7316 17.4711 12.2062 17.1894 12.5098L14.0158 15.9299C12.9277 17.1025 11.0722 17.1025 9.98411 15.9299L6.81052 12.5098C6.52878 12.2062 6.54651 11.7316 6.85014 11.4499C7.15377 11.1681 7.62832 11.1859 7.91007 11.4895L11.0837 14.9096Z" fill-rule="evenodd" fill="#AEAEAE"></path></svg>
+<!--
+tags: [save, arrow, download, navigation, flow, movement, route, path]
+category: Arrows
+version: "1.0"
+unicode: "ea96"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M4 17v2a2 2 0 0 0 2 2h12a2 2 0 0 0 2 -2v-2" />
+  <path d="M7 11l5 5l5 -5" />
+  <path d="M12 4l0 12" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-file.imageset/Contents.json b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-file.imageset/Contents.json
new file mode 100644
index 0000000..6b6a310
--- /dev/null
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-file.imageset/Contents.json
@@ -0,0 +1,16 @@
+{
+  "images": [
+    {
+      "filename": "icon-file.svg",
+      "idiom": "universal"
+    }
+  ],
+  "info": {
+    "author": "xcode",
+    "version": 1
+  },
+  "properties": {
+    "template-rendering-intent": "template",
+    "preserves-vector-representation": true
+  }
+}
\ No newline at end of file
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-file.imageset/icon-file.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-file.imageset/icon-file.svg
new file mode 100644
index 0000000..a119efe
--- /dev/null
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-file.imageset/icon-file.svg
@@ -0,0 +1,23 @@
+<!--
+tags: [data, pdf, txt, file, text, document, content, record, paper, information]
+category: Document
+version: "1.0"
+unicode: "eaa2"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M14 3v4a1 1 0 0 0 1 1h4" />
+  <path d="M17 21h-10a2 2 0 0 1 -2 -2v-14a2 2 0 0 1 2 -2h7l5 5v11a2 2 0 0 1 -2 2" />
+  <path d="M9 9l1 0" />
+  <path d="M9 13l6 0" />
+  <path d="M9 17l6 0" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-flame.imageset/Contents.json b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-flame.imageset/Contents.json
new file mode 100644
index 0000000..d635b38
--- /dev/null
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-flame.imageset/Contents.json
@@ -0,0 +1,16 @@
+{
+  "images": [
+    {
+      "filename": "icon-flame.svg",
+      "idiom": "universal"
+    }
+  ],
+  "info": {
+    "author": "xcode",
+    "version": 1
+  },
+  "properties": {
+    "template-rendering-intent": "template",
+    "preserves-vector-representation": true
+  }
+}
\ No newline at end of file
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-flame.imageset/icon-flame.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-flame.imageset/icon-flame.svg
new file mode 100644
index 0000000..e7677e6
--- /dev/null
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-flame.imageset/icon-flame.svg
@@ -0,0 +1,19 @@
+<!--
+category: Nature
+tags: [fire, fireplace, light, burn, bonfire, smoke, barbecue, flame]
+version: "1.35"
+unicode: "ec2c"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M12 10.941c2.333 -3.308 .167 -7.823 -1 -8.941c0 3.395 -2.235 5.299 -3.667 6.706c-1.43 1.408 -2.333 3.294 -2.333 5.588c0 3.704 3.134 6.706 7 6.706c3.866 0 7 -3.002 7 -6.706c0 -1.712 -1.232 -4.403 -2.333 -5.588c-2.084 3.353 -3.257 3.353 -4.667 2.235" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-goal.imageset/icon-goal.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-goal.imageset/icon-goal.svg
index 6e45911..dacc019 100644
--- a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-goal.imageset/icon-goal.svg
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-goal.imageset/icon-goal.svg
@@ -1 +1,21 @@
-<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none"><path d="M3.25 7.5C3.25 4.6005 5.60051 2.25 8.5 2.25L14.5 2.25C17.3995 2.25 19.75 4.6005 19.75 7.5L19.75 16.5C19.75 19.3995 17.3995 21.75 14.5 21.75L8.5 21.75C5.60051 21.75 3.25 19.3995 3.25 16.5L3.25 7.5ZM8.5 3.75C6.42893 3.75 4.75 5.42893 4.75 7.5L4.75 16.5C4.75 18.5711 6.42893 20.25 8.5 20.25L14.5 20.25C16.5711 20.25 18.25 18.5711 18.25 16.5L18.25 7.5C18.25 5.42893 16.5711 3.75 14.5 3.75L8.5 3.75Z" fill-rule="evenodd" fill="#000000"></path><path d="M17.5 3.75L9 3.75L9 2.25L17.5 2.25C20.3995 2.25 22.75 4.6005 22.75 7.5L22.75 16.5C22.75 19.3995 20.3995 21.75 17.5 21.75L9 21.75L9 20.25L17.5 20.25C19.5711 20.25 21.25 18.5711 21.25 16.5L21.25 7.5C21.25 5.42893 19.5711 3.75 17.5 3.75Z" fill-rule="evenodd" fill="#000000"></path><path d="M11.25 8C11.25 7.58579 11.5858 7.25 12 7.25L16 7.25C16.4142 7.25 16.75 7.58579 16.75 8C16.75 8.41421 16.4142 8.75 16 8.75L12 8.75C11.5858 8.75 11.25 8.41421 11.25 8Z" fill-rule="evenodd" fill="#AEAEAE"></path><path d="M2.25 8C2.25 7.58579 2.58579 7.25 3 7.25L5 7.25C5.41421 7.25 5.75 7.58579 5.75 8C5.75 8.41421 5.41421 8.75 5 8.75L3 8.75C2.58579 8.75 2.25 8.41421 2.25 8Z" fill-rule="evenodd" fill="#000000"></path><path d="M2.25 16C2.25 15.5858 2.58579 15.25 3 15.25L5 15.25C5.41421 15.25 5.75 15.5858 5.75 16C5.75 16.4142 5.41421 16.75 5 16.75L3 16.75C2.58579 16.75 2.25 16.4142 2.25 16Z" fill-rule="evenodd" fill="#000000"></path><path d="M11.25 12C11.25 11.5858 11.5858 11.25 12 11.25L16 11.25C16.4142 11.25 16.75 11.5858 16.75 12C16.75 12.4142 16.4142 12.75 16 12.75L12 12.75C11.5858 12.75 11.25 12.4142 11.25 12Z" fill-rule="evenodd" fill="#AEAEAE"></path><path d="M11.25 16C11.25 15.5858 11.5858 15.25 12 15.25L16 15.25C16.4142 15.25 16.75 15.5858 16.75 16C16.75 16.4142 16.4142 16.75 16 16.75L12 16.75C11.5858 16.75 11.25 16.4142 11.25 16Z" fill-rule="evenodd" fill="#AEAEAE"></path><path d="M10 8C10 8.55228 9.55228 9 9 9C8.44771 9 8 8.55228 8 8C8 7.44772 8.44771 7 9 7C9.55228 7 10 7.44772 10 8Z" fill="#AEAEAE"></path><path d="M10 12C10 12.5523 9.55228 13 9 13C8.44771 13 8 12.5523 8 12C8 11.4477 8.44771 11 9 11C9.55228 11 10 11.4477 10 12Z" fill="#AEAEAE"></path><path d="M10 16C10 16.5523 9.55228 17 9 17C8.44771 17 8 16.5523 8 16C8 15.4477 8.44771 15 9 15C9.55228 15 10 15.4477 10 16Z" fill="#AEAEAE"></path></svg>
+<!--
+tags: [focus, bullseye, aim, target, location, navigation, geography, place, position]
+category: Map
+version: "1.0"
+unicode: "eb35"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M11 12a1 1 0 1 0 2 0a1 1 0 1 0 -2 0" />
+  <path d="M7 12a5 5 0 1 0 10 0a5 5 0 1 0 -10 0" />
+  <path d="M3 12a9 9 0 1 0 18 0a9 9 0 1 0 -18 0" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-help.imageset/icon-help.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-help.imageset/icon-help.svg
index ad3df76..11f069a 100644
--- a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-help.imageset/icon-help.svg
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-help.imageset/icon-help.svg
@@ -1 +1,21 @@
-<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none"><path d="M12 3.5C7.30558 3.5 3.5 7.30558 3.5 12C3.5 16.6944 7.30558 20.5 12 20.5C16.6944 20.5 20.5 16.6944 20.5 12C20.5 7.30558 16.6944 3.5 12 3.5ZM2 12C2 6.47715 6.47715 2 12 2C17.5228 2 22 6.47715 22 12C22 17.5228 17.5228 22 12 22C6.47715 22 2 17.5228 2 12Z" fill-rule="evenodd" fill="#000000"></path><path d="M11.9986 7.75046C10.7724 7.75046 9.77832 8.74449 9.77832 9.9707C9.77832 10.1519 9.79988 10.3271 9.84022 10.4942C9.93743 10.8969 9.68981 11.3021 9.28717 11.3993C8.88452 11.4965 8.47931 11.2489 8.38211 10.8462C8.31415 10.5647 8.27832 10.2714 8.27832 9.9707C8.27832 7.91607 9.94393 6.25046 11.9986 6.25046C14.0532 6.25046 15.7188 7.91607 15.7188 9.9707C15.7188 11.527 14.7217 12.4627 13.9688 13.1014C13.868 13.1869 13.7735 13.2656 13.6848 13.3394C13.4119 13.5666 13.1937 13.7483 13.0154 13.9427C12.7945 14.1835 12.7486 14.3286 12.7486 14.437C12.7486 14.8512 12.4128 15.187 11.9986 15.187C11.5843 15.187 11.2486 14.8512 11.2486 14.437C11.2486 13.789 11.5739 13.2952 11.9099 12.9288C12.1635 12.6523 12.4895 12.3815 12.7789 12.1411C12.8553 12.0776 12.9292 12.0162 12.9985 11.9574C13.7308 11.3364 14.2188 10.7953 14.2188 9.9707C14.2188 8.74449 13.2248 7.75046 11.9986 7.75046Z" fill-rule="evenodd" fill="#AEAEAE"></path><path d="M12.748 17.0005C12.748 17.4147 12.4123 17.7505 11.998 17.7505C11.5838 17.7505 11.248 17.4147 11.248 17.0005C11.248 16.5862 11.5838 16.2505 11.998 16.2505C12.4123 16.2505 12.748 16.5862 12.748 17.0005Z" fill="#AEAEAE"></path></svg>
+<!--
+tags: [tooltip, assistance, advice, support, help, control, operation, function, interface, management]
+category: System
+version: "1.1"
+unicode: "eabf"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M3 12a9 9 0 1 0 18 0a9 9 0 1 0 -18 0" />
+  <path d="M12 17l0 .01" />
+  <path d="M12 13.5a1.5 1.5 0 0 1 1 -1.5a2.6 2.6 0 1 0 -3 -4" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-language.imageset/icon-language.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-language.imageset/icon-language.svg
index 985c66d..b012e06 100644
--- a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-language.imageset/icon-language.svg
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-language.imageset/icon-language.svg
@@ -1 +1,24 @@
-<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none"><path d="M11.2736 4.30621C11.3812 4.42578 11.654 4.64764 12.2806 4.88867C14.4195 5.71132 15.7893 6.74599 16.5124 8.19113C17.163 9.49118 17.159 10.9207 17.1557 12.0969C17.1556 12.1454 17.1554 12.1936 17.1553 12.2412C17.1552 12.3317 17.155 12.4215 17.155 12.512C17.155 13.5587 17.4789 14.1656 17.7941 14.3827C17.9981 14.5232 18.6563 14.7957 20.2463 14.071C20.4118 13.4093 20.5 12.7158 20.5 12C20.5 7.30558 16.6944 3.5 12 3.5C11.7983 3.5 11.5985 3.507 11.4007 3.52074C11.3705 3.58067 11.3427 3.63962 11.3174 3.69807C11.2112 3.94347 11.1923 4.0862 11.1947 4.15386C11.1948 4.15502 11.1948 4.15619 11.1948 4.15739C11.1956 4.18316 11.1967 4.22074 11.2736 4.30621ZM10.4811 2.11461C10.9764 2.03914 11.4836 2 12 2C17.5228 2 22 6.47715 22 12C22 13.0902 21.8255 14.1397 21.503 15.1221C17.1415 17.4386 15.655 14.9985 15.655 12.512C15.655 12.4201 15.6552 12.3291 15.6553 12.239L15.6553 12.2385C15.6601 9.66041 15.6635 7.79687 11.7422 6.28868C8.7001 5.11866 9.74726 3.29991 10.4811 2.11461Z" fill-rule="evenodd" fill="#AEAEAE"></path><path d="M13.291 20.4028C13.4051 19.6102 12.8881 18.672 11.8415 18.4186C10.5463 18.1051 9.555 17.454 9.10876 16.2987C8.77049 15.423 8.8537 14.4327 8.90878 13.7773C8.91235 13.7347 8.91581 13.6936 8.91902 13.654L10.4141 13.7754C10.2903 15.3 10.1948 16.4766 12.1945 16.9608C14.2793 17.4655 15.5342 19.8422 14.3809 21.7148C13.6178 21.9012 12.8205 22 12 22C6.47715 22 2 17.5228 2 12C2 11.1369 2.10935 10.2993 2.31494 9.50039C2.48874 8.82504 2.73131 8.17729 3.03475 7.56506C3.19197 8.09031 3.49544 8.70543 3.98827 9.15245C4.54661 9.6589 5.34801 9.94958 6.45517 9.64933C9.3997 8.85082 10.5476 10.9469 10.4727 12.8933C10.461 13.1978 10.4371 13.4926 10.4141 13.7754L8.91902 13.654C8.94233 13.367 8.96352 13.1033 8.97381 12.8357C9.00109 12.1265 8.79214 11.5682 8.51806 11.2849C8.3323 11.0928 7.91389 10.8079 6.84776 11.097C5.58055 11.4407 4.47362 11.2525 3.5952 10.7222C3.53252 11.1387 3.5 11.5653 3.5 12C3.5 16.6944 7.30558 20.5 12 20.5C12.4396 20.5 12.8707 20.4667 13.291 20.4028Z" fill-rule="evenodd" fill="#AEAEAE"></path><path d="M12 20.5C16.6944 20.5 20.5 16.6944 20.5 12C20.5 7.30558 16.6944 3.5 12 3.5C7.30558 3.5 3.5 7.30558 3.5 12C3.5 16.6944 7.30558 20.5 12 20.5ZM12 22C17.5228 22 22 17.5228 22 12C22 6.47715 17.5228 2 12 2C6.47715 2 2 6.47715 2 12C2 17.5228 6.47715 22 12 22Z" fill-rule="evenodd" fill="#000000"></path></svg>
+<!--
+category: Text
+tags: [tongue, country, speech, speak, translate, communication, communicate, english, dialect, dictionary, word]
+version: "1.5"
+unicode: "ebbe"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M9 6.371c0 4.418 -2.239 6.629 -5 6.629" />
+  <path d="M4 6.371h7" />
+  <path d="M5 9c0 2.144 2.252 3.908 6 4" />
+  <path d="M12 20l4 -9l4 9" />
+  <path d="M19.1 18h-6.2" />
+  <path d="M6.694 3l.793 .582" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-library.imageset/Contents.json b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-library.imageset/Contents.json
new file mode 100644
index 0000000..203c40d
--- /dev/null
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-library.imageset/Contents.json
@@ -0,0 +1,16 @@
+{
+  "images": [
+    {
+      "filename": "icon-library.svg",
+      "idiom": "universal"
+    }
+  ],
+  "info": {
+    "author": "xcode",
+    "version": 1
+  },
+  "properties": {
+    "template-rendering-intent": "template",
+    "preserves-vector-representation": true
+  }
+}
\ No newline at end of file
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-library.imageset/icon-library.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-library.imageset/icon-library.svg
new file mode 100644
index 0000000..de9b8ef
--- /dev/null
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-library.imageset/icon-library.svg
@@ -0,0 +1,20 @@
+<!--
+tags: [read, clip, marker, tag, bookmarks, file, paper, text, record, information]
+category: Document
+version: "1.24"
+unicode: "ed08"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M15 10v11l-5 -3l-5 3v-11a3 3 0 0 1 3 -3h4a3 3 0 0 1 3 3" />
+  <path d="M11 3h5a3 3 0 0 1 3 3v11" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-lightbulb.imageset/Contents.json b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-lightbulb.imageset/Contents.json
new file mode 100644
index 0000000..6abda46
--- /dev/null
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-lightbulb.imageset/Contents.json
@@ -0,0 +1,16 @@
+{
+  "images": [
+    {
+      "filename": "icon-lightbulb.svg",
+      "idiom": "universal"
+    }
+  ],
+  "info": {
+    "author": "xcode",
+    "version": 1
+  },
+  "properties": {
+    "template-rendering-intent": "template",
+    "preserves-vector-representation": true
+  }
+}
\ No newline at end of file
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-lightbulb.imageset/icon-lightbulb.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-lightbulb.imageset/icon-lightbulb.svg
new file mode 100644
index 0000000..60d4eef
--- /dev/null
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-lightbulb.imageset/icon-lightbulb.svg
@@ -0,0 +1,21 @@
+<!--
+category: Design
+tags: [energy, power, electricity, creativity, light, idea, bulb]
+version: "1.0"
+unicode: "ea51"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M3 12h1m8 -9v1m8 8h1m-15.4 -6.4l.7 .7m12.1 -.7l-.7 .7" />
+  <path d="M9 16a5 5 0 1 1 6 0a3.5 3.5 0 0 0 -1 3a2 2 0 0 1 -4 0a3.5 3.5 0 0 0 -1 -3" />
+  <path d="M9.7 17l4.6 0" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-logout.imageset/icon-logout.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-logout.imageset/icon-logout.svg
index bb146f9..243507a 100644
--- a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-logout.imageset/icon-logout.svg
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-logout.imageset/icon-logout.svg
@@ -1 +1,21 @@
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+<!--
+tags: [exit, shut, unplug, close, logout, control, operation, function, interface, management]
+category: System
+version: "1.4"
+unicode: "eba8"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M14 8v-2a2 2 0 0 0 -2 -2h-7a2 2 0 0 0 -2 2v12a2 2 0 0 0 2 2h7a2 2 0 0 0 2 -2v-2" />
+  <path d="M9 12h12l-3 -3" />
+  <path d="M18 15l3 -3" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-mic.imageset/Contents.json b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-mic.imageset/Contents.json
new file mode 100644
index 0000000..702d6fc
--- /dev/null
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-mic.imageset/Contents.json
@@ -0,0 +1,16 @@
+{
+  "images": [
+    {
+      "filename": "icon-mic.svg",
+      "idiom": "universal"
+    }
+  ],
+  "info": {
+    "author": "xcode",
+    "version": 1
+  },
+  "properties": {
+    "template-rendering-intent": "template",
+    "preserves-vector-representation": true
+  }
+}
\ No newline at end of file
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-mic.imageset/icon-mic.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-mic.imageset/icon-mic.svg
new file mode 100644
index 0000000..745338a
--- /dev/null
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-mic.imageset/icon-mic.svg
@@ -0,0 +1,22 @@
+<!--
+tags: [record, sound, listen, microphone, content, entertainment, multimedia, broadcast, audio]
+category: Media
+version: "1.0"
+unicode: "eaf0"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M9 5a3 3 0 0 1 3 -3a3 3 0 0 1 3 3v5a3 3 0 0 1 -3 3a3 3 0 0 1 -3 -3l0 -5" />
+  <path d="M5 10a7 7 0 0 0 14 0" />
+  <path d="M8 21l8 0" />
+  <path d="M12 17l0 4" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-moon.imageset/icon-moon.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-moon.imageset/icon-moon.svg
index e08816d..c954150 100644
--- a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-moon.imageset/icon-moon.svg
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-moon.imageset/icon-moon.svg
@@ -1 +1,19 @@
-<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="24" height="24" viewBox="0 0 24 24" fill="none"><path d="M12 6.50104C8.96243 6.50104 6.5 8.96347 6.5 12.001C6.5 15.0386 8.96243 17.501 12 17.501C15.0376 17.501 17.5 15.0386 17.5 12.001C17.5 8.96347 15.0376 6.50104 12 6.50104ZM5 12.001C5 8.13504 8.13401 5.00104 12 5.00104C15.866 5.00104 19 8.13504 19 12.001C19 15.867 15.866 19.001 12 19.001C8.13401 19.001 5 15.867 5 12.001Z" fill-rule="evenodd" fill="#000000"></path><path d="M12 1.93146C12.4142 1.93146 12.75 2.26724 12.75 2.68146L12.75 3.43146C12.75 3.84567 12.4142 4.18146 12 4.18146C11.5858 4.18146 11.25 3.84567 11.25 3.43146L11.25 2.68146C11.25 2.26724 11.5858 1.93146 12 1.93146Z" fill-rule="evenodd" fill="#AEAEAE"></path><path d="M19.1203 19.1213C18.8274 19.4142 18.3525 19.4142 18.0596 19.1213L17.5293 18.5909C17.2364 18.298 17.2364 17.8232 17.5293 17.5303C17.8222 17.2374 18.2971 17.2374 18.59 17.5303L19.1203 18.0606C19.4132 18.3535 19.4132 18.8284 19.1203 19.1213Z" fill-rule="evenodd" fill="#AEAEAE"></path><path d="M19.1203 4.88073C19.4132 5.17363 19.4132 5.6485 19.1203 5.94139L18.59 6.47172C18.2971 6.76462 17.8222 6.76462 17.5293 6.47172C17.2364 6.17883 17.2364 5.70396 17.5293 5.41106L18.0596 4.88073C18.3525 4.58784 18.8274 4.58784 19.1203 4.88073Z" fill-rule="evenodd" fill="#AEAEAE"></path><path d="M22.0696 12.001C22.0696 12.4153 21.7339 12.751 21.3196 12.751L20.5696 12.751C20.1554 12.751 19.8196 12.4153 19.8196 12.001C19.8196 11.5868 20.1554 11.251 20.5696 11.251L21.3196 11.251C21.7339 11.251 22.0696 11.5868 22.0696 12.001Z" fill-rule="evenodd" fill="#AEAEAE"></path><path d="M12 19.8206C12.4142 19.8206 12.75 20.1563 12.75 20.5706L12.75 21.3206C12.75 21.7348 12.4142 22.0706 12 22.0706C11.5858 22.0706 11.25 21.7348 11.25 21.3206L11.25 20.5706C11.25 20.1563 11.5858 19.8206 12 19.8206Z" fill-rule="evenodd" fill="#AEAEAE"></path><path d="M6.47077 6.47174C6.17788 6.76463 5.703 6.76463 5.41011 6.47174L4.87978 5.94141C4.58689 5.64851 4.58689 5.17364 4.87978 4.88075C5.17267 4.58785 5.64755 4.58785 5.94044 4.88075L6.47077 5.41108C6.76366 5.70397 6.76366 6.17884 6.47077 6.47174Z" fill-rule="evenodd" fill="#AEAEAE"></path><path d="M6.47076 17.5303C6.76365 17.8232 6.76365 18.298 6.47076 18.5909L5.94043 19.1213C5.64754 19.4142 5.17266 19.4142 4.87977 19.1213C4.58688 18.8284 4.58688 18.3535 4.87977 18.0606L5.4101 17.5303C5.70299 17.2374 6.17787 17.2374 6.47076 17.5303Z" fill-rule="evenodd" fill="#AEAEAE"></path><path d="M4.18048 12.001C4.18048 12.4153 3.84469 12.751 3.43048 12.751L2.68048 12.751C2.26627 12.751 1.93048 12.4153 1.93048 12.001C1.93048 11.5868 2.26627 11.251 2.68048 11.251L3.43048 11.251C3.84469 11.251 4.18048 11.5868 4.18048 12.001Z" fill-rule="evenodd" fill="#AEAEAE"></path></svg>
+<!--
+tags: [night, dark mode, moon, climate, forecast, meteorology, atmospheric, conditions]
+category: Weather
+version: "1.0"
+unicode: "eaf8"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M12 3c.132 0 .263 0 .393 0a7.5 7.5 0 0 0 7.92 12.446a9 9 0 1 1 -8.313 -12.454l0 .008" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-notifications.imageset/icon-notifications.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-notifications.imageset/icon-notifications.svg
index 910d02a..9cef578 100644
--- a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-notifications.imageset/icon-notifications.svg
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-notifications.imageset/icon-notifications.svg
@@ -1 +1,20 @@
-<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="24" height="24" viewBox="0 0 24 24" fill="none"><path d="M9.16972 18.312C9.49563 19.571 10.6402 20.5 11.9999 20.5C13.3595 20.5 14.5041 19.571 14.83 18.312L16.2822 18.6879C15.7891 20.5925 14.0598 22 11.9999 22C9.93994 22 8.21062 20.5925 7.71759 18.6879L9.16972 18.312Z" fill-rule="evenodd" fill="#AEAEAE"></path><path d="M12 3.50461C11.5144 3.50461 11.1207 3.89828 11.1207 4.3839L11.1207 4.62881C11.1207 5.04303 10.7849 5.37881 10.3707 5.37881C9.95651 5.37881 9.62073 5.04303 9.62073 4.62881L9.62073 4.3839C9.62073 3.06985 10.686 2.00461 12 2.00461C13.3141 2.00461 14.3793 3.06985 14.3793 4.3839L14.3793 4.62881C14.3793 5.04303 14.0435 5.37881 13.6293 5.37881C13.2151 5.37881 12.8793 5.04303 12.8793 4.62881L12.8793 4.3839C12.8793 3.89828 12.4856 3.50461 12 3.50461Z" fill-rule="evenodd" fill="#AEAEAE"></path><path d="M5.4719 10.4925C5.4719 6.88689 8.3948 3.96399 12.0004 3.96399C15.606 3.96399 18.5288 6.88689 18.5288 10.4925L18.5288 11.2143C18.5288 11.676 18.6319 12.1318 18.8306 12.5484L19.9858 14.9711C20.6793 16.4257 19.9761 18.2008 18.3769 18.6723C16.631 19.187 14.0417 19.8354 12.0003 19.8354C9.95855 19.8355 7.36859 19.187 5.62239 18.6722C4.02332 18.2008 3.32026 16.4256 4.01407 14.9713L5.16987 12.5485C5.36871 12.1317 5.4719 11.6758 5.4719 11.214L5.4719 10.4925ZM12.0004 5.46399C9.22323 5.46399 6.9719 7.71531 6.9719 10.4925L6.9719 11.214C6.9719 11.8993 6.81877 12.5759 6.5237 13.1944L5.3679 15.6172C5.04725 16.2893 5.38571 17.0386 6.04652 17.2334C7.78492 17.7459 10.1934 18.3355 12.0003 18.3354C13.8067 18.3354 16.2146 17.7459 17.9528 17.2335C18.6138 17.0386 18.9524 16.2891 18.6318 15.6167L17.4767 13.194C17.1818 12.5757 17.0288 11.8993 17.0288 11.2143L17.0288 10.4925C17.0288 7.71531 14.7775 5.46399 12.0004 5.46399Z" fill-rule="evenodd" fill="#000000"></path></svg>
+<!--
+tags: [alarm, sound, notification, bell, control, operation, function, interface, management]
+category: System
+version: "1.0"
+unicode: "ea35"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M10 5a2 2 0 1 1 4 0a7 7 0 0 1 4 6v3a4 4 0 0 0 2 3h-16a4 4 0 0 0 2 -3v-3a7 7 0 0 1 4 -6" />
+  <path d="M9 17v1a3 3 0 0 0 6 0v-1" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-pause.imageset/icon-pause.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-pause.imageset/icon-pause.svg
index 4ee1cd2..b492b97 100644
--- a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-pause.imageset/icon-pause.svg
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-pause.imageset/icon-pause.svg
@@ -1 +1,20 @@
-<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="24" height="24" viewBox="0 0 24 24" fill="none"><path d="M3.25 6C3.25 4.48122 4.48122 3.25 6 3.25L8.5 3.25C10.0188 3.25 11.25 4.48122 11.25 6L11.25 18C11.25 19.5188 10.0188 20.75 8.5 20.75L6 20.75C4.48122 20.75 3.25 19.5188 3.25 18L3.25 6ZM6 4.75C5.30964 4.75 4.75 5.30964 4.75 6L4.75 18C4.75 18.6904 5.30964 19.25 6 19.25L8.5 19.25C9.19036 19.25 9.75 18.6904 9.75 18L9.75 6C9.75 5.30964 9.19036 4.75 8.5 4.75L6 4.75Z" fill-rule="evenodd" fill="#AEAEAE"></path><path d="M12.75 6C12.75 4.48122 13.9812 3.25 15.5 3.25L18 3.25C19.5188 3.25 20.75 4.48122 20.75 6L20.75 18C20.75 19.5188 19.5188 20.75 18 20.75L15.5 20.75C13.9812 20.75 12.75 19.5188 12.75 18L12.75 6ZM15.5 4.75C14.8096 4.75 14.25 5.30964 14.25 6L14.25 18C14.25 18.6904 14.8096 19.25 15.5 19.25L18 19.25C18.6904 19.25 19.25 18.6904 19.25 18L19.25 6C19.25 5.30964 18.6904 4.75 18 4.75L15.5 4.75Z" fill-rule="evenodd" fill="#000000"></path></svg>
+<!--
+tags: [video, film, music, player, stop, pause, content, entertainment, break, suspend]
+category: Media
+version: "1.28"
+unicode: "ed45"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M6 6a1 1 0 0 1 1 -1h2a1 1 0 0 1 1 1v12a1 1 0 0 1 -1 1h-2a1 1 0 0 1 -1 -1l0 -12" />
+  <path d="M14 6a1 1 0 0 1 1 -1h2a1 1 0 0 1 1 1v12a1 1 0 0 1 -1 1h-2a1 1 0 0 1 -1 -1l0 -12" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-pin.imageset/Contents.json b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-pin.imageset/Contents.json
new file mode 100644
index 0000000..59130a8
--- /dev/null
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-pin.imageset/Contents.json
@@ -0,0 +1,16 @@
+{
+  "images": [
+    {
+      "filename": "icon-pin.svg",
+      "idiom": "universal"
+    }
+  ],
+  "info": {
+    "author": "xcode",
+    "version": 1
+  },
+  "properties": {
+    "template-rendering-intent": "template",
+    "preserves-vector-representation": true
+  }
+}
\ No newline at end of file
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-pin.imageset/icon-pin.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-pin.imageset/icon-pin.svg
new file mode 100644
index 0000000..49c3c72
--- /dev/null
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-pin.imageset/icon-pin.svg
@@ -0,0 +1,21 @@
+<!--
+tags: [thing, localization, maps, clip, place, location, pin, navigation, attach, fix]
+category: Map
+version: "1.16"
+unicode: "ec9c"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M15 4.5l-4 4l-4 1.5l-1.5 1.5l7 7l1.5 -1.5l1.5 -4l4 -4" />
+  <path d="M9 15l-4.5 4.5" />
+  <path d="M14.5 4l5.5 5.5" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-play.imageset/icon-play.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-play.imageset/icon-play.svg
index e2da779..0186a34 100644
--- a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-play.imageset/icon-play.svg
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-play.imageset/icon-play.svg
@@ -1 +1,19 @@
-<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="24" height="24" viewBox="0 0 24 24" fill="none"><path d="M8.30653 4.93583C6.80803 4.1425 5.00378 5.2288 5.00378 6.92434L5.00378 17.0766C5.00378 18.7721 6.80803 19.8584 8.30654 19.0651L17.8947 13.989C19.4911 13.1439 19.4911 10.8571 17.8947 10.0119L8.30653 4.93583ZM3.50378 6.92434C3.50378 4.09844 6.51086 2.28794 9.00836 3.61015L18.5966 8.68625C21.2571 10.0948 21.2571 13.9061 18.5966 15.3147L9.00837 20.3908C6.51087 21.713 3.50378 19.9025 3.50378 17.0766L3.50378 6.92434Z" fill-rule="evenodd" fill="#AEAEAE"></path></svg>
+<!--
+tags: [start, video, film, music, player, play, content, entertainment, multimedia, broadcast]
+category: Media
+version: "1.28"
+unicode: "ed46"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M7 4v16l13 -8l-13 -8" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-plus.imageset/icon-plus.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-plus.imageset/icon-plus.svg
index a7096a7..d86b39c 100644
--- a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-plus.imageset/icon-plus.svg
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-plus.imageset/icon-plus.svg
@@ -1 +1,20 @@
-<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="24" height="24" viewBox="0 0 24 24" fill="none"><path d="M12 5.25C12.4142 5.25 12.75 5.58579 12.75 6L12.75 18C12.75 18.4142 12.4142 18.75 12 18.75C11.5858 18.75 11.25 18.4142 11.25 18L11.25 6C11.25 5.58579 11.5858 5.25 12 5.25Z" fill-rule="evenodd" fill="#AEAEAE"></path><path d="M5.25 12C5.25 11.5858 5.58579 11.25 6 11.25L18 11.25C18.4142 11.25 18.75 11.5858 18.75 12C18.75 12.4142 18.4142 12.75 18 12.75L6 12.75C5.58579 12.75 5.25 12.4142 5.25 12Z" fill-rule="evenodd" fill="#000000"></path></svg>
+<!--
+tags: [add, create, new, "+", plus, calculation, equation, more, increase, positive]
+category: Math
+version: "1.0"
+unicode: "eb0b"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M12 5l0 14" />
+  <path d="M5 12l14 0" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-privacy.imageset/icon-privacy.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-privacy.imageset/icon-privacy.svg
index 0152d04..ce2051c 100644
--- a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-privacy.imageset/icon-privacy.svg
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-privacy.imageset/icon-privacy.svg
@@ -1 +1,20 @@
-<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none"><path d="M3.25488 13.2481C3.25488 11.177 4.93381 9.49805 7.00488 9.49805L16.9954 9.49805C19.0665 9.49805 20.7454 11.177 20.7454 13.248L20.7454 18.0003C20.7454 20.0714 19.0665 21.7503 16.9954 21.7503L7.00488 21.7503C4.93381 21.7503 3.25488 20.0714 3.25488 18.0003L3.25488 13.2481ZM7.00488 10.998C5.76224 10.998 4.75488 12.0054 4.75488 13.2481L4.75488 18.0003C4.75488 19.243 5.76224 20.2503 7.00488 20.2503L16.9954 20.2503C18.2381 20.2503 19.2454 19.243 19.2454 18.0003L19.2454 13.248C19.2454 12.0054 18.2381 10.998 16.9954 10.998L7.00488 10.998Z" fill-rule="evenodd" fill="#000000"></path><path d="M6.74951 7.49941C6.74951 4.60004 9.09992 2.24963 11.9993 2.24963C14.8987 2.24963 17.2491 4.60004 17.2491 7.49941L17.2491 10.2481C17.2491 10.6623 16.9133 10.9981 16.4991 10.9981C16.0849 10.9981 15.7491 10.6623 15.7491 10.2481L15.7491 7.49941C15.7491 5.42847 14.0702 3.74963 11.9993 3.74963C9.92835 3.74963 8.24951 5.42847 8.24951 7.49941L8.24951 10.2481C8.24951 10.6623 7.91373 10.9981 7.49951 10.9981C7.0853 10.9981 6.74951 10.6623 6.74951 10.2481L6.74951 7.49941Z" fill-rule="evenodd" fill="#000000"></path><path d="M13.4995 14.9241C13.4995 15.7525 12.8279 16.4241 11.9995 16.4241C11.1711 16.4241 10.4995 15.7525 10.4995 14.9241C10.4995 14.0956 11.1711 13.4241 11.9995 13.4241C12.8279 13.4241 13.4995 14.0956 13.4995 14.9241Z" fill="#AEAEAE"></path><path d="M12.0435 14.9939C12.4577 14.9939 12.7935 15.3297 12.7935 15.7439L12.7935 17.8244C12.7935 18.2386 12.4577 18.5744 12.0435 18.5744C11.6292 18.5744 11.2935 18.2386 11.2935 17.8244L11.2935 15.7439C11.2935 15.3297 11.6292 14.9939 12.0435 14.9939Z" fill-rule="evenodd" fill="#AEAEAE"></path></svg>
+<!--
+tags: [safety, protect, protection, "yes", add, shield, check, control, operation, confirm]
+category: System
+version: "1.0"
+unicode: "eb22"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M11.46 20.846a12 12 0 0 1 -7.96 -14.846a12 12 0 0 0 8.5 -3a12 12 0 0 0 8.5 3a12 12 0 0 1 -.09 7.06" />
+  <path d="M15 19l2 2l4 -4" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-question.imageset/Contents.json b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-question.imageset/Contents.json
new file mode 100644
index 0000000..067e352
--- /dev/null
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-question.imageset/Contents.json
@@ -0,0 +1,16 @@
+{
+  "images": [
+    {
+      "filename": "icon-question.svg",
+      "idiom": "universal"
+    }
+  ],
+  "info": {
+    "author": "xcode",
+    "version": 1
+  },
+  "properties": {
+    "template-rendering-intent": "template",
+    "preserves-vector-representation": true
+  }
+}
\ No newline at end of file
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-question.imageset/icon-question.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-question.imageset/icon-question.svg
new file mode 100644
index 0000000..1beb0fb
--- /dev/null
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-question.imageset/icon-question.svg
@@ -0,0 +1,20 @@
+<!--
+category: System
+tags: [sign, ask, sentence, word, letters, "?", question, mark, help, inquiry]
+version: "1.16"
+unicode: "ec9d"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M8 8a3.5 3 0 0 1 3.5 -3h1a3.5 3 0 0 1 3.5 3a3 3 0 0 1 -2 3a3 4 0 0 0 -2 4" />
+  <path d="M12 19l0 .01" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-search.imageset/icon-search.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-search.imageset/icon-search.svg
index 86a1ca0..c320ddb 100644
--- a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-search.imageset/icon-search.svg
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-search.imageset/icon-search.svg
@@ -1 +1,20 @@
-<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="24" height="24" viewBox="0 0 24 24" fill="none"><path d="M17.4536 17.3549C17.7465 17.0621 18.2214 17.0621 18.5143 17.355L21.7807 20.6221C22.0735 20.915 22.0735 21.3899 21.7806 21.6827C21.4876 21.9756 21.0128 21.9755 20.7199 21.6826L17.4535 18.4156C17.1606 18.1227 17.1607 17.6478 17.4536 17.3549Z" fill-rule="evenodd" fill="#AEAEAE"></path><path d="M11.4964 3.61981C7.0801 3.61981 3.5 7.19991 3.5 11.6162C3.5 16.0325 7.0801 19.6126 11.4964 19.6126C15.9127 19.6126 19.4928 16.0325 19.4928 11.6162C19.4928 7.19991 15.9127 3.61981 11.4964 3.61981ZM2 11.6162C2 6.37148 6.25167 2.11981 11.4964 2.11981C16.7411 2.11981 20.9928 6.37148 20.9928 11.6162C20.9928 16.8609 16.7411 21.1126 11.4964 21.1126C6.25167 21.1126 2 16.8609 2 11.6162Z" fill-rule="evenodd" fill="#000000"></path></svg>
+<!--
+category: System
+tags: [find, magnifier, magnifying glass, search, look, seek, query, browse]
+version: "1.0"
+unicode: "eb1c"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M3 10a7 7 0 1 0 14 0a7 7 0 1 0 -14 0" />
+  <path d="M21 21l-6 -6" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-settings.imageset/icon-settings.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-settings.imageset/icon-settings.svg
index 0c817a8..074df38 100644
--- a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-settings.imageset/icon-settings.svg
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-settings.imageset/icon-settings.svg
@@ -1 +1,20 @@
-<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="#000" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path stroke="none" d="M0 0h24v24H0z" fill="none"/><path d="M10.325 4.317c.426 -1.756 2.924 -1.756 3.35 0a1.724 1.724 0 0 0 2.573 1.066c1.543 -.94 3.31 .826 2.37 2.37a1.724 1.724 0 0 0 1.065 2.572c1.756 .426 1.756 2.924 0 3.35a1.724 1.724 0 0 0 -1.066 2.573c.94 1.543 -.826 3.31 -2.37 2.37a1.724 1.724 0 0 0 -2.572 1.065c-.426 1.756 -2.924 1.756 -3.35 0a1.724 1.724 0 0 0 -2.573 -1.066c-1.543 .94 -3.31 -.826 -2.37 -2.37a1.724 1.724 0 0 0 -1.065 -2.572c-1.756 -.426 -1.756 -2.924 0 -3.35a1.724 1.724 0 0 0 1.066 -2.573c-.94 -1.543 .826 -3.31 2.37 -2.37c1 .608 2.296 .07 2.572 -1.065"/><path d="M9 12a3 3 0 1 0 6 0a3 3 0 0 0 -6 0"/></svg>
+<!--
+tags: [cog, edit, gear, preferences, tools, settings, config, options, control, operation]
+category: System
+version: "1.0"
+unicode: "eb20"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M10.325 4.317c.426 -1.756 2.924 -1.756 3.35 0a1.724 1.724 0 0 0 2.573 1.066c1.543 -.94 3.31 .826 2.37 2.37a1.724 1.724 0 0 0 1.065 2.572c1.756 .426 1.756 2.924 0 3.35a1.724 1.724 0 0 0 -1.066 2.573c.94 1.543 -.826 3.31 -2.37 2.37a1.724 1.724 0 0 0 -2.572 1.065c-.426 1.756 -2.924 1.756 -3.35 0a1.724 1.724 0 0 0 -2.573 -1.066c-1.543 .94 -3.31 -.826 -2.37 -2.37a1.724 1.724 0 0 0 -1.065 -2.572c-1.756 -.426 -1.756 -2.924 0 -3.35a1.724 1.724 0 0 0 1.066 -2.573c-.94 -1.543 .826 -3.31 2.37 -2.37c1 .608 2.296 .07 2.572 -1.065" />
+  <path d="M9 12a3 3 0 1 0 6 0a3 3 0 0 0 -6 0" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-sparkles.imageset/Contents.json b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-sparkles.imageset/Contents.json
new file mode 100644
index 0000000..3424c2c
--- /dev/null
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-sparkles.imageset/Contents.json
@@ -0,0 +1,16 @@
+{
+  "images": [
+    {
+      "filename": "icon-sparkles.svg",
+      "idiom": "universal"
+    }
+  ],
+  "info": {
+    "author": "xcode",
+    "version": 1
+  },
+  "properties": {
+    "template-rendering-intent": "template",
+    "preserves-vector-representation": true
+  }
+}
\ No newline at end of file
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-sparkles.imageset/icon-sparkles.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-sparkles.imageset/icon-sparkles.svg
new file mode 100644
index 0000000..25bcdbf
--- /dev/null
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-sparkles.imageset/icon-sparkles.svg
@@ -0,0 +1,19 @@
+<!--
+category: System
+tags: [star, light, fire, shine, sparkles]
+version: "2.1"
+unicode: "f6d7"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M16 18a2 2 0 0 1 2 2a2 2 0 0 1 2 -2a2 2 0 0 1 -2 -2a2 2 0 0 1 -2 2m0 -12a2 2 0 0 1 2 2a2 2 0 0 1 2 -2a2 2 0 0 1 -2 -2a2 2 0 0 1 -2 2m-7 12a6 6 0 0 1 6 -6a6 6 0 0 1 -6 -6a6 6 0 0 1 -6 6a6 6 0 0 1 6 6" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-storage.imageset/Contents.json b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-storage.imageset/Contents.json
new file mode 100644
index 0000000..69080c4
--- /dev/null
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-storage.imageset/Contents.json
@@ -0,0 +1,16 @@
+{
+  "images": [
+    {
+      "filename": "icon-storage.svg",
+      "idiom": "universal"
+    }
+  ],
+  "info": {
+    "author": "xcode",
+    "version": 1
+  },
+  "properties": {
+    "template-rendering-intent": "template",
+    "preserves-vector-representation": true
+  }
+}
\ No newline at end of file
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-storage.imageset/icon-storage.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-storage.imageset/icon-storage.svg
new file mode 100644
index 0000000..2292e4c
--- /dev/null
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-storage.imageset/icon-storage.svg
@@ -0,0 +1,21 @@
+<!--
+tags: [storage, data, memory, database, repository, records, information, table, content, record]
+category: Database
+version: "1.0"
+unicode: "ea88"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M4 6a8 3 0 1 0 16 0a8 3 0 1 0 -16 0" />
+  <path d="M4 6v6a8 3 0 0 0 16 0v-6" />
+  <path d="M4 12v6a8 3 0 0 0 16 0v-6" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-sun.imageset/icon-sun.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-sun.imageset/icon-sun.svg
index 6872696..b8fd727 100644
--- a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-sun.imageset/icon-sun.svg
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-sun.imageset/icon-sun.svg
@@ -1 +1,20 @@
-<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="24" height="24" viewBox="0 0 24 24" fill="none"><path d="M12 7.24976C9.37651 7.24976 7.24976 9.37651 7.24976 12C7.24976 14.6235 9.37651 16.7502 12 16.7502C14.6235 16.7502 16.7502 14.6235 16.7502 12C16.7502 9.37651 14.6235 7.24976 12 7.24976ZM5.74976 12C5.74976 8.54809 8.54809 5.74976 12 5.74976C15.4519 5.74976 18.2502 8.54809 18.2502 12C18.2502 15.4519 15.4519 18.2502 12 18.2502C8.54809 18.2502 5.74976 15.4519 5.74976 12Z" fill-rule="evenodd" fill="#000000"></path><path d="M11.5014 15.5221C9.77312 15.2797 8.44324 13.7952 8.44324 12C8.44324 10.2049 9.77312 8.72037 11.5014 8.47793C11.7749 8.43957 12 8.66712 12 8.94326L12 15.0568C12 15.3329 11.7749 15.5605 11.5014 15.5221Z" fill="#AEAEAE"></path><path d="M12 1.94318C12.4142 1.94318 12.75 2.27896 12.75 2.69318L12.75 3.69318C12.75 4.10739 12.4142 4.44318 12 4.44318C11.5858 4.44318 11.25 4.10739 11.25 3.69318L11.25 2.69318C11.25 2.27896 11.5858 1.94318 12 1.94318Z" fill-rule="evenodd" fill="#AEAEAE"></path><path d="M19.1162 19.1232C18.8233 19.4161 18.3484 19.4161 18.0556 19.1232L17.3484 18.4161C17.0556 18.1232 17.0556 17.6483 17.3484 17.3554C17.6413 17.0625 18.1162 17.0625 18.4091 17.3554L19.1162 18.0625C19.4091 18.3554 19.4091 18.8303 19.1162 19.1232Z" fill-rule="evenodd" fill="#AEAEAE"></path><path d="M19.1162 4.8908C19.4091 5.1837 19.4091 5.65857 19.1162 5.95146L18.4091 6.65857C18.1162 6.95146 17.6413 6.95146 17.3484 6.65857C17.0555 6.36568 17.0555 5.8908 17.3484 5.59791L18.0555 4.8908C18.3484 4.59791 18.8233 4.59791 19.1162 4.8908Z" fill-rule="evenodd" fill="#AEAEAE"></path><path d="M22.0638 12.007C22.0638 12.4212 21.728 12.757 21.3138 12.757L20.3138 12.757C19.8996 12.757 19.5638 12.4212 19.5638 12.007C19.5638 11.5927 19.8996 11.257 20.3138 11.257L21.3138 11.257C21.728 11.257 22.0638 11.5927 22.0638 12.007Z" fill-rule="evenodd" fill="#AEAEAE"></path><path d="M12 19.5707C12.4142 19.5707 12.75 19.9065 12.75 20.3207L12.75 21.3207C12.75 21.735 12.4142 22.0707 12 22.0707C11.5858 22.0707 11.25 21.735 11.25 21.3207L11.25 20.3207C11.25 19.9065 11.5858 19.5707 12 19.5707Z" fill-rule="evenodd" fill="#AEAEAE"></path><path d="M6.65162 6.65857C6.35872 6.95146 5.88385 6.95146 5.59096 6.65857L4.88385 5.95146C4.59096 5.65856 4.59096 5.18369 4.88385 4.8908C5.17674 4.5979 5.65162 4.5979 5.94451 4.8908L6.65162 5.5979C6.94451 5.8908 6.94451 6.36567 6.65162 6.65857Z" fill-rule="evenodd" fill="#AEAEAE"></path><path d="M6.65161 17.3554C6.9445 17.6483 6.9445 18.1232 6.65161 18.4161L5.9445 19.1232C5.65161 19.4161 5.17673 19.4161 4.88384 19.1232C4.59095 18.8303 4.59095 18.3554 4.88384 18.0625L5.59095 17.3554C5.88384 17.0625 6.35871 17.0625 6.65161 17.3554Z" fill-rule="evenodd" fill="#AEAEAE"></path><path d="M4.43616 12.007C4.43616 12.4212 4.10037 12.757 3.68616 12.757L2.68616 12.757C2.27194 12.757 1.93616 12.4212 1.93616 12.007C1.93616 11.5927 2.27194 11.257 2.68616 11.257L3.68616 11.257C4.10037 11.257 4.43616 11.5927 4.43616 12.007Z" fill-rule="evenodd" fill="#AEAEAE"></path></svg>
+<!--
+tags: [weather, light, mode, brightness, sun, climate, forecast, meteorology, atmospheric, conditions]
+category: Weather
+version: "1.0"
+unicode: "eb30"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M8 12a4 4 0 1 0 8 0a4 4 0 1 0 -8 0" />
+  <path d="M3 12h1m8 -9v1m8 8h1m-9 8v1m-6.4 -15.4l.7 .7m12.1 -.7l-.7 .7m0 11.4l.7 .7m-12.1 -.7l-.7 .7" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-trash.imageset/icon-trash.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-trash.imageset/icon-trash.svg
index b40b3d1..6a4f025 100644
--- a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-trash.imageset/icon-trash.svg
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-trash.imageset/icon-trash.svg
@@ -1 +1,23 @@
-<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="24" height="24" viewBox="0 0 24 24" fill="none"><path d="M19.2163 18.0844C19.1705 20.1222 17.5055 21.7503 15.4672 21.7503L8.53362 21.7503C6.49534 21.7503 4.83029 20.1222 4.78457 18.0844L4.56914 8.48378C4.52194 6.38031 6.2142 4.64966 8.3182 4.64966L15.6826 4.64966C17.7866 4.64966 19.4789 6.38031 19.4317 8.48378L19.2163 18.0844ZM15.4672 20.2503C16.6902 20.2503 17.6892 19.2735 17.7166 18.0508L17.9321 8.45013C17.9604 7.18805 16.945 6.14966 15.6826 6.14966L8.3182 6.14966C7.0558 6.14966 6.04044 7.18805 6.06876 8.45014L6.28419 18.0508C6.31162 19.2735 7.31065 20.2503 8.53362 20.2503L15.4672 20.2503Z" fill-rule="evenodd" fill="#000000"></path><path d="M20.75 5.39975C20.75 5.81396 20.4142 6.14975 20 6.14975L4.00031 6.14975C3.58609 6.14975 3.25031 5.81396 3.25031 5.39975C3.25031 4.98554 3.58609 4.64975 4.00031 4.64975L20 4.64975C20.4142 4.64975 20.75 4.98554 20.75 5.39975Z" fill-rule="evenodd" fill="#AEAEAE"></path><path d="M10.1126 3.7496C10.0447 3.7496 9.97974 3.77723 9.93261 3.82614L9.5471 4.22624C9.3941 4.38502 9.50663 4.6497 9.72712 4.6497L14.2731 4.6497C14.4936 4.6497 14.6062 4.38502 14.4532 4.22624L14.0676 3.82614C14.0205 3.77723 13.9555 3.7496 13.8876 3.7496L10.1126 3.7496ZM8.85245 2.78535C9.18231 2.44301 9.63725 2.2496 10.1126 2.2496L13.8876 2.2496C14.363 2.2496 14.818 2.44301 15.1478 2.78535L15.5333 3.18545C16.6043 4.29691 15.8166 6.1497 14.2731 6.1497L9.72712 6.1497C8.18365 6.1497 7.39598 4.29691 8.46693 3.18545L8.85245 2.78535Z" fill-rule="evenodd" fill="#AEAEAE"></path></svg>
+<!--
+tags: [garbage, delete, remove, bin, ash-bin, uninstall, dustbin, trash, control, operation]
+category: System
+version: "1.0"
+unicode: "eb41"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M4 7l16 0" />
+  <path d="M10 11l0 6" />
+  <path d="M14 11l0 6" />
+  <path d="M5 7l1 12a2 2 0 0 0 2 2h8a2 2 0 0 0 2 -2l1 -12" />
+  <path d="M9 7v-3a1 1 0 0 1 1 -1h4a1 1 0 0 1 1 1v3" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-upload.imageset/icon-upload.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-upload.imageset/icon-upload.svg
index cce8c27..3912146 100644
--- a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-upload.imageset/icon-upload.svg
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-upload.imageset/icon-upload.svg
@@ -1 +1,21 @@
-<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="24" height="24" viewBox="0 0 24 24" fill="none"><path d="M2.74994 15.5021C3.16415 15.5021 3.49994 15.8379 3.49994 16.2521L3.49994 16.753C3.49994 18.824 5.17887 20.503 7.24994 20.503L16.7499 20.503C18.821 20.503 20.4999 18.824 20.4999 16.753L20.4999 16.2521C20.4999 15.8379 20.8357 15.5021 21.2499 15.5021C21.6642 15.5021 21.9999 15.8379 21.9999 16.2521L21.9999 16.753C21.9999 19.6525 19.6494 22.003 16.7499 22.003L7.24994 22.003C4.35044 22.003 1.99994 19.6525 1.99994 16.753L1.99994 16.2521C1.99994 15.8379 2.33573 15.5021 2.74994 15.5021Z" fill-rule="evenodd" fill="#000000"></path><path d="M12.0019 3.08893C12.4161 3.08893 12.7519 3.42471 12.7519 3.83893L12.7519 16.1972C12.7519 16.6114 12.4161 16.9472 12.0019 16.9472C11.5877 16.9472 11.2519 16.6114 11.2519 16.1972L11.2519 3.83893C11.2519 3.42471 11.5877 3.08893 12.0019 3.08893Z" fill-rule="evenodd" fill="#AEAEAE"></path><path d="M12.9172 4.42899C12.4226 3.89599 11.5792 3.89599 11.0846 4.42899L7.91104 7.84907C7.62929 8.1527 7.15475 8.17044 6.85112 7.88869C6.54749 7.60694 6.52975 7.1324 6.8115 6.82877L9.98509 3.40869C11.0732 2.23609 12.9286 2.23608 14.0167 3.40869L17.1903 6.82877C17.4721 7.1324 17.4543 7.60694 17.1507 7.88869C16.8471 8.17043 16.3725 8.15269 16.0908 7.84907L12.9172 4.42899Z" fill-rule="evenodd" fill="#AEAEAE"></path></svg>
+<!--
+tags: [file, arrow, upload, import, transfer, navigation, flow, send, publish, movement]
+category: Arrows
+version: "1.0"
+unicode: "eb47"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M4 17v2a2 2 0 0 0 2 2h12a2 2 0 0 0 2 -2v-2" />
+  <path d="M7 9l5 -5l5 5" />
+  <path d="M12 4l0 12" />
+</svg>
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-warning.imageset/Contents.json b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-warning.imageset/Contents.json
new file mode 100644
index 0000000..620efaf
--- /dev/null
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-warning.imageset/Contents.json
@@ -0,0 +1,16 @@
+{
+  "images": [
+    {
+      "filename": "icon-warning.svg",
+      "idiom": "universal"
+    }
+  ],
+  "info": {
+    "author": "xcode",
+    "version": 1
+  },
+  "properties": {
+    "template-rendering-intent": "template",
+    "preserves-vector-representation": true
+  }
+}
\ No newline at end of file
diff --git a/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-warning.imageset/icon-warning.svg b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-warning.imageset/icon-warning.svg
new file mode 100644
index 0000000..0f02913
--- /dev/null
+++ b/AIStudyApp/AIStudyApp/Assets.xcassets/Icons/icon-warning.imageset/icon-warning.svg
@@ -0,0 +1,21 @@
+<!--
+tags: [warning, danger, caution, risk, alert, triangle, control, operation, function, interface]
+category: System
+version: "1.0"
+unicode: "ea06"
+-->
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="#000"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
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