From 0fa150507bddccde87ebebbf69ee5b504586871f Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Mon, 1 Sep 2025 06:39:45 +0000
Subject: [PATCH 1/2] Initial plan


From a2d93f126db6d70e309e631087ed8545217df7ed Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Mon, 1 Sep 2025 06:49:01 +0000
Subject: [PATCH 2/2] Implement modern calculator UI with professional design

Co-authored-by: pkprogrammer1 <110236477+pkprogrammer1@users.noreply.github.com>
---
 index.html |  90 ++++++----------------------
 script.js  |  27 ++++++++-
 style.css  | 170 +++++++++++++++++++++++++++++++++++++++++++----------
 3 files changed, 184 insertions(+), 103 deletions(-)

diff --git a/index.html b/index.html
index 8a08438..dc730e5 100644
--- a/index.html
+++ b/index.html
@@ -11,78 +11,24 @@
     <div id="calculator">
       <input type="text" id='input-box' readonly>
       <div id="btn-container">
-        <button class="extra-btn1" onclick="
-        currentDisplay ='';
-        document.querySelector('#input-box').value = currentDisplay;
-        ">C</button>
-        <button class="extra-btn1" onclick="
-        currentDisplay =currentDisplay+'/';
-        document.querySelector('#input-box').value = currentDisplay;
-        ">/</button>
-        <button class="extra-btn1" onclick="
-        currentDisplay =currentDisplay+'*';
-        document.querySelector('#input-box').value = currentDisplay;
-        ">*</button>
-        <button class="extra-btn1" onclick="
-        currentDisplay =currentDisplay+'-';
-        document.querySelector('#input-box').value = currentDisplay;
-        ">-</button>
-        <button onclick="
-        currentDisplay =currentDisplay+'7';
-        document.querySelector('#input-box').value = currentDisplay;
-        ">7</button>
-        <button onclick="
-        currentDisplay =currentDisplay+'8';
-        document.querySelector('#input-box').value = currentDisplay;
-        ">8</button>
-        <button onclick="
-        currentDisplay =currentDisplay+'9';
-        document.querySelector('#input-box').value = currentDisplay;
-        ">9</button>
-        <button class="extra-btn1" onclick="
-        currentDisplay =currentDisplay+'+';
-        document.querySelector('#input-box').value = currentDisplay;
-        ">+</button>
-        <button onclick="
-        currentDisplay =currentDisplay+'4';
-        document.querySelector('#input-box').value = currentDisplay;
-        ">4</button>
-        <button onclick="
-        currentDisplay =currentDisplay+'5';
-        document.querySelector('#input-box').value = currentDisplay;
-        ">5</button>
-        <button onclick="
-        currentDisplay =currentDisplay+'6';
-        document.querySelector('#input-box').value = currentDisplay;
-        ">6</button>
-        <button class="extra-btn1" onclick="
-        currentDisplay =currentDisplay+'%';
-        document.querySelector('#input-box').value = currentDisplay;
-        ">%</button>
-        <button onclick="
-        currentDisplay =currentDisplay+'1';
-        document.querySelector('#input-box').value = currentDisplay;
-        ">1</button>
-        <button onclick="
-        currentDisplay =currentDisplay+'2';
-        document.querySelector('#input-box').value = currentDisplay;
-        ">2</button>
-        <button onclick="
-        currentDisplay =currentDisplay+'3';
-        document.querySelector('#input-box').value = currentDisplay;
-        ">3</button>
-        <button class="extra-btn1" onclick="
-        currentDisplay =currentDisplay+'.';
-        document.querySelector('#input-box').value = currentDisplay;
-        ">.</button>
-        <button onclick="
-        currentDisplay =currentDisplay+'0';
-        document.querySelector('#input-box').value = currentDisplay;
-        ">0</button>
-        <button class="extra-btn" onclick="
-        currentDisplay =eval(currentDisplay);
-        document.querySelector('#input-box').value = currentDisplay;
-        ">=</button>
+        <button class="extra-btn1" onclick="clearDisplay()">C</button>
+        <button class="extra-btn1" onclick="appendToDisplay('/')">/</button>
+        <button class="extra-btn1" onclick="appendToDisplay('*')">*</button>
+        <button class="extra-btn1" onclick="appendToDisplay('-')">-</button>
+        <button onclick="appendToDisplay('7')">7</button>
+        <button onclick="appendToDisplay('8')">8</button>
+        <button onclick="appendToDisplay('9')">9</button>
+        <button class="extra-btn1" onclick="appendToDisplay('+')">+</button>
+        <button onclick="appendToDisplay('4')">4</button>
+        <button onclick="appendToDisplay('5')">5</button>
+        <button onclick="appendToDisplay('6')">6</button>
+        <button class="extra-btn1" onclick="appendToDisplay('%')">%</button>
+        <button onclick="appendToDisplay('1')">1</button>
+        <button onclick="appendToDisplay('2')">2</button>
+        <button onclick="appendToDisplay('3')">3</button>
+        <button class="extra-btn1" onclick="appendToDisplay('.')">.</button>
+        <button onclick="appendToDisplay('0')">0</button>
+        <button class="extra-btn" onclick="calculateResult()">=</button>
       </div>
     </div>
   </div>
diff --git a/script.js b/script.js
index 8382250..beb5197 100644
--- a/script.js
+++ b/script.js
@@ -1,2 +1,27 @@
 let currentDisplay = '';
-document.querySelector('#input-box').value = currentDisplay;
\ No newline at end of file
+
+// Initialize when DOM is loaded
+document.addEventListener('DOMContentLoaded', function() {
+  document.querySelector('#input-box').value = currentDisplay;
+});
+
+// Helper functions for calculator operations
+function clearDisplay() {
+  currentDisplay = '';
+  document.querySelector('#input-box').value = currentDisplay;
+}
+
+function appendToDisplay(value) {
+  currentDisplay += value;
+  document.querySelector('#input-box').value = currentDisplay;
+}
+
+function calculateResult() {
+  try {
+    currentDisplay = eval(currentDisplay).toString();
+    document.querySelector('#input-box').value = currentDisplay;
+  } catch (error) {
+    currentDisplay = '';
+    document.querySelector('#input-box').value = 'Error';
+  }
+}
\ No newline at end of file
diff --git a/style.css b/style.css
index c38cfb4..e84964c 100644
--- a/style.css
+++ b/style.css
@@ -1,49 +1,159 @@
-*{
+/* Reset and base styles */
+* {
   padding: 0;
   margin: 0;
   box-sizing: border-box;
-  font-family: 'Roboto';
+  font-family: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
 }
-#main{
+
+body {
+  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+  min-height: 100vh;
   display: flex;
   justify-content: center;
   align-items: center;
-  height: 100vh;
 }
-#calculator{
-  width: 300px;
-  height:430px;
+
+/* Main container */
+#main {
+  display: flex;
+  justify-content: center;
+  align-items: center;
+  min-height: 100vh;
+  padding: 20px;
+}
+
+/* Calculator container */
+#calculator {
+  width: 320px;
+  background: rgba(255, 255, 255, 0.95);
+  backdrop-filter: blur(10px);
+  border-radius: 20px;
+  padding: 20px;
+  box-shadow: 
+    0 15px 35px rgba(0, 0, 0, 0.1),
+    0 5px 15px rgba(0, 0, 0, 0.07);
   display: flex;
   flex-direction: column;
-  border: 2px solid black;
+  gap: 20px;
 }
-button{
-  width: 60px;
-  height: 60px;
-  margin: 3px;
-  font-size: 24px;
-  font-weight: 600;
-  flex-grow: 1;
+
+/* Display area */
+#input-box {
+  width: 100%;
+  height: 80px;
+  font-size: 2.5em;
+  font-weight: 300;
+  text-align: right;
+  padding: 0 20px;
   border: none;
-  background-color: rgb(232, 232, 232);
+  background: #f8f9fa;
+  border-radius: 15px;
+  color: #2c3e50;
+  outline: none;
+  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
+}
+
+/* Button container */
+#btn-container {
+  display: grid;
+  grid-template-columns: repeat(4, 1fr);
+  gap: 12px;
+  padding: 0;
 }
-#btn-container{
+
+/* Base button styles */
+button {
+  height: 60px;
+  border: none;
+  border-radius: 15px;
+  font-size: 1.3em;
+  font-weight: 500;
+  cursor: pointer;
+  transition: all 0.2s ease;
+  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
   display: flex;
-  padding: 10px;
-  flex-wrap: wrap;
-  height: 100%;
+  align-items: center;
+  justify-content: center;
 }
-#input-box{
-  font-size: 38px;
-  padding: 16px 10px;
-  outline: none;
+
+/* Number buttons */
+button:not(.extra-btn):not(.extra-btn1) {
+  background: linear-gradient(145deg, #ffffff, #f0f0f0);
+  color: #2c3e50;
+}
+
+button:not(.extra-btn):not(.extra-btn1):hover {
+  background: linear-gradient(145deg, #f8f9fa, #e9ecef);
+  transform: translateY(-2px);
+  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
 }
-.extra-btn{
-  background-color: maroon;
+
+button:not(.extra-btn):not(.extra-btn1):active {
+  transform: translateY(0);
+  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
+}
+
+/* Operation buttons */
+.extra-btn1 {
+  background: linear-gradient(145deg, #4f46e5, #3730a3);
   color: white;
-  font-size: 30px;
+  font-size: 1.4em;
+}
+
+.extra-btn1:hover {
+  background: linear-gradient(145deg, #5b52e8, #4338ca);
+  transform: translateY(-2px);
+  box-shadow: 0 6px 16px rgba(79, 70, 229, 0.4);
+}
+
+.extra-btn1:active {
+  transform: translateY(0);
+  box-shadow: 0 2px 6px rgba(79, 70, 229, 0.3);
+}
+
+/* Equals button */
+.extra-btn {
+  background: linear-gradient(145deg, #f59e0b, #d97706);
+  color: white;
+  font-size: 1.5em;
+  font-weight: 600;
+  grid-column: span 2;
+}
+
+.extra-btn:hover {
+  background: linear-gradient(145deg, #fbbf24, #f59e0b);
+  transform: translateY(-2px);
+  box-shadow: 0 6px 16px rgba(245, 158, 11, 0.4);
+}
+
+.extra-btn:active {
+  transform: translateY(0);
+  box-shadow: 0 2px 6px rgba(245, 158, 11, 0.3);
 }
-.extra-btn1{
-  font-size: 30px;
-  color: maroon;
+
+/* Responsive design */
+@media (max-width: 400px) {
+  #calculator {
+    width: 280px;
+    padding: 15px;
+  }
+  
+  #input-box {
+    height: 70px;
+    font-size: 2em;
+  }
+  
+  button {
+    height: 50px;
+    font-size: 1.1em;
+  }
+  
+  .extra-btn1 {
+    font-size: 1.2em;
+  }
+  
+  .extra-btn {
+    font-size: 1.3em;
+  }
 }