:root {
  --accent-color: rgb(13, 53, 112);
  --secondary-color: rgb(77, 110, 193);
  --text-color: rgb(51, 51, 51);
  --accent-text-color:white;
  --background-color: rgb(246, 246, 246);
  --background-add-color: rgb(166, 232, 235);
  --submit-btn-color: rgb(77, 110, 193);
  --update-btn-color: rgb(93, 174, 160);
  --delete-btn-color: rgb(228, 142, 191);
}

body {
  font-family: Arial, Helvetica, sans-serif;
  margin: 0;
  padding: 0;
  background: var(--background-color);
}

header {
  background: var(--accent-color);
  color: var(--accent-text-color);
  padding: 1rem;
  text-align: center;
}

h1 {
  margin: 0;
  font-size: 1.6rem;
}

/* Table styles */
table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
  background: white;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

th {
  font-weight: bold;
  background: var(--accent-color);
  color: var(--accent-text-color);
  padding: 0.75rem;
  text-align: left;
  border: 1px solid var(--accent-color);
}

td {
  padding: 0.75rem;
  border: 1px solid #ddd;
  text-align: left;
}

tr:nth-child(even) {
  background-color: #f9f9f9;
}

tr:hover {
  background-color: #f0f0f0;
}

.grid-line {
  border: 1px solid #ddd;
}

td input, td select{
  width: 100%;
  height: 2rem;
  padding: 0.5rem;
  border: 1px solid var(--secondary-color);
  border-radius: 0.375rem;
  box-sizing: border-box;
}

.content-wrapper{
  margin-block: 0;
  margin-inline: auto;
  padding-block: 0.625rem;
  padding-inline: 0.625rem; 
  max-inline-size: 61rem;
}


/* page button*/
.btn {
  display:block;
  margin-top: 0.5rem;  
  margin-bottom: 1rem;
  padding: 0.5rem 0.5rem;
  background: var(--accent-color);
  color: var(--accent-text-color);
  text-decoration: none;
  border-radius: 0.2rem;
}

/* home button*/
.home-btn{
  width:60px;
  text-align: center;
}

/* add button*/
.add-row{
  background: var(--background-add-color);
  border-width: thick;
}


/* add button*/
.submit-btn {
  width: 100%;
  height: 2.5rem;
  padding: 0.5rem 1rem;
  background: var(--submit-btn-color);
  color: var(--accent-text-color);
  text-decoration: none;
  border-radius: 0.375rem;
}

/* Common style of update and delete button*/
.edit-common-btn {
  display: inline-flex; 
  align-items: center;
  justify-content: center;
  width: 5rem;
  height: 2rem;
  margin: 0.5rem;
  padding: 0.2rem 0.2rem;
  text-align:center;
  color:var(--accent-text-color);
  font-size:medium;
  text-decoration: none;
  border: none;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
  border-radius: 0.375rem;
  transition: all 0.2s ease;
  line-height: normal;
}

.edit-common-btn:hover {
  box-shadow: 0 8px 12px rgba(0, 0, 0, 0.3);
  transform: translateY(-2px);
}

/* update button*/
.update-btn {
  background: var(--update-btn-color);
}

/* delete button*/
.delete-btn {
  background: var(--delete-btn-color);
}


/* footer styles */
footer {
  background:var(--accent-color);
  color: var(--accent-text-color);
  text-align: center;
  padding: 1rem;
  margin-top: 2rem;
}



/* Sections */
.search-section {
  background-color: #ffffff;
  border-radius: 0.75rem;
  padding: 1.25rem 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.04);
}

.search-section h2{
  margin-top: 0;
  margin-bottom: 1rem;
  font-size: 1.2rem;
}

/* Form layout */
.search-form {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.form-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  min-width: 160px;
  flex: 1 1 160px;
}

.form-group-inline {
  max-width: 150px;
}

.form-group label {
  font-size: 0.85rem;
  margin-bottom: 0.25rem;
  color: #555;
}

.form-group input,
.form-group select {
  padding: 0.5rem 0.6rem;
  font-size: 0.95rem;
  border-radius: 0.5rem;
  border: 1px solid #ccc;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  background-color: #fafafa;
}

.form-group input:focus,
.form-group select:focus {
  border-color: #2f6feb;
  box-shadow: 0 0 0 2px rgba(47, 111, 235, 0.2);
  background-color: #ffffff;
}

.age-separator {
  align-self: flex-end;
  padding-bottom: 0.4rem;
  font-size: 0.9rem;
  color: #555;
}

/* Button */
.form-group-button {
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
  flex: 0 0 auto;
}

.btn-primary {
  padding: 0.55rem 1.4rem;
  border-radius: 999px;
  border: none;
  font-size: 0.95rem;
  cursor: pointer;
  background-color: #2f6feb;
  color: #fff;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: background-color 0.15s ease, box-shadow 0.15s ease,
    transform 0.05s ease;
}

.btn-primary:hover {
  background-color: #255ad0;
  box-shadow: 0 4px 10px rgba(37, 90, 208, 0.35);
}

.btn-primary:active {
  transform: translateY(1px);
  box-shadow: 0 2px 5px rgba(37, 90, 208, 0.35);
}


/* ====== Menu Screen Layout ====== */
.menu {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 2rem;
}

.menu-wrapper {
  max-width: 600px;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.menu-card {
  background: #ffffff;
  padding: 1.5rem;
  border-radius: 0.75rem;
  box-shadow: 0 6px 12px rgba(0,0,0,0.06);
}

.menu-card h2 {
  margin-top: 0;
  margin-bottom: 1rem;
  font-size: 1.3rem;
  color: var(--accent-color);
  border-left: 5px solid var(--accent-color);
  padding-left: 0.5rem;
}

.menu-card .btn {
  padding: 0.7rem;
  font-size: 1rem;
  text-align: center;
  border-radius: 0.4rem;
  background: var(--secondary-color);
  color: var(--accent-text-color);
  transition: 0.2s ease;
}

.menu-card .btn:hover {
  background: rgb(59, 90, 160); 
}