* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #f4f7f5;
  color: #1f2a24;
}

.app {
  max-width: 520px;
  margin: 0 auto;
  min-height: 100vh;
  padding: 18px;
}

.header {
  background: white;
  border-radius: 22px;
  padding: 24px 18px;
  text-align: center;
  box-shadow: 0 8px 25px rgba(0,0,0,0.08);
  margin-bottom: 18px;
}

.header h1 {
  margin: 0;
  font-size: 30px;
}

.header h1 span {
  color: #1f8f4d;
}

.header p {
  margin: 8px 0 0;
  color: #607066;
  font-size: 15px;
}
.top-logo {
  width: 100%;
  margin-bottom: 18px;
}

.top-logo img {
  width: 100%;
  display: block;
  border-radius: 18px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.18);
}
.welcome-card{
    background:#fff;
    border-radius:20px;
    padding:25px;
    margin-top:20px;
    text-align:center;
    box-shadow:0 8px 25px rgba(0,0,0,.08);
}

.welcome-card h2{
    margin-top:0;
    font-size:34px;
}

.welcome-card p{
    font-size:18px;
    color:#666;
    line-height:1.6;
}
#welcomeButton,
#addToolButton{

    background:#35b24a;
    color:#fff;

    border:none;
    border-radius:30px;

    padding:16px 40px;

    font-size:18px;
    font-weight:bold;

    cursor:pointer;

    margin-top:25px;

    transition:.25s;
}

#addToolButton:hover{
    background:#28913b;
}
.dashboard{
    margin-top:20px;
}

.stats-grid{
    display:grid;
    grid-template-columns:repeat(2,1fr);
    gap:15px;
    margin-bottom:25px;
}

.stat-card{
    background:#fff;
    border-radius:18px;
    padding:20px;
    text-align:center;
    box-shadow:0 8px 20px rgba(0,0,0,.08);
}

.stat-icon{
    font-size:42px;
    margin-bottom:10px;
}

.stat-card h3{
    margin:0;
    font-size:34px;
    color:#2ea83b;
}

.stat-card p{
    margin-top:10px;
    color:#666;
    font-size:16px;
}

.menu-grid{
    display:grid;
    grid-template-columns:repeat(2,1fr);
    gap:15px;
}

.menu-grid button{
    background:white;
    border:none;
    border-radius:18px;
    padding:25px 15px;
    cursor:pointer;
    box-shadow:0 8px 20px rgba(0,0,0,.08);

    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;

    transition:.25s;
}

.menu-grid button:hover{
    transform:translateY(-3px);
}

.menu-grid button{
    font-size:40px;
}

.menu-grid button span{
    margin-top:12px;
    font-size:18px;
    font-weight:bold;
    color:#333;
}
.screen-card {
  background: white;
  border-radius: 22px;
  padding: 22px;
  box-shadow: 0 8px 25px rgba(0,0,0,.08);
  margin-top: 20px;
}

.screen-card h2 {
  margin-top: 10px;
  font-size: 30px;
}

.screen-card label {
  display: block;
  margin-top: 15px;
  font-weight: bold;
}

.screen-card input,
.screen-card select {
  width: 100%;
  padding: 15px;
  margin-top: 7px;
  border-radius: 14px;
  border: 1px solid #d7ddd9;
  font-size: 16px;
}

.back-btn {
  background: #e8eee9;
  border: none;
  border-radius: 20px;
  padding: 10px 18px;
  font-weight: bold;
}

.save-btn {
  width: 100%;
  margin-top: 25px;
  padding: 16px;
  background: #2fad4a;
  color: white;
  border: none;
  border-radius: 25px;
  font-size: 18px;
  font-weight: bold;
}
.tool-card{

    background:#f8f8f8;

    border:1px solid #ddd;

    border-radius:18px;

    padding:18px;

    margin-top:18px;

}

.tool-card h3{

    margin-top:0;

    color:#2fad4a;

}
#searchTool{

    width:100%;

    padding:15px;

    margin:20px 0;

    font-size:17px;

    border-radius:16px;

    border:1px solid #ccc;

    background:white;

}

.screen-card textarea {
  width: 100%;
  min-height: 110px;
  padding: 15px;
  margin-top: 7px;
  border-radius: 14px;
  border: 1px solid #d7ddd9;
  font-size: 16px;
  font-family: Arial, sans-serif;
  resize: vertical;
}

.screen-card h3 {
  margin-top: 25px;
  color: #1f8f4d;
}

.details-hero {
  text-align: center;
  background: #f3f8f4;
  border-radius: 22px;
  padding: 25px;
  margin-top: 18px;
}

.details-photo {
  width: 110px;
  height: 110px;
  border-radius: 25px;
  background: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 52px;
  margin: 0 auto 15px;
  box-shadow: 0 8px 22px rgba(0,0,0,.10);
}

.details-hero h2 {
  margin: 0;
  font-size: 30px;
}

.details-hero p {
  margin: 8px 0 0;
  color: #607066;
  font-weight: bold;
}

.details-card {
  background: #f8faf8;
  border-radius: 18px;
  padding: 18px;
  margin-top: 18px;
  border: 1px solid #e1e8e3;
}

.details-card h3 {
  margin-top: 0;
  color: #1f8f4d;
}

.photo-preview {
  width: 100%;
  max-height: 260px;
  object-fit: cover;
  border-radius: 18px;
  margin-top: 12px;
  box-shadow: 0 6px 18px rgba(0,0,0,.12);
}

.details-photo-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 25px;
}

.lock-screen {
  min-height: 100vh;
  background: #f4f7f5;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.lock-card {
  background: white;
  width: 100%;
  max-width: 420px;
  border-radius: 24px;
  padding: 28px;
  text-align: center;
  box-shadow: 0 10px 30px rgba(0,0,0,.12);
}

.lock-logo {
  width: 100%;
  border-radius: 18px;
  margin-bottom: 18px;
}

.lock-card h2 {
  margin: 8px 0;
}

.lock-card p {
  color: #607066;
}

.lock-card input {
  width: 100%;
  padding: 16px;
  border-radius: 16px;
  border: 1px solid #d7ddd9;
  font-size: 20px;
  text-align: center;
  letter-spacing: 5px;
  margin-top: 15px;
}

.lock-card button {
  width: 100%;
  margin-top: 18px;
  padding: 16px;
  background: #2fad4a;
  color: white;
  border: none;
  border-radius: 25px;
  font-size: 18px;
  font-weight: bold;
}

.lock-card small {
  display: block;
  margin-top: 15px;
  color: #777;
}

.dashboard .details-card {
  padding: 16px;
  margin-top: 18px;
}

.dashboard .details-card h3 {
  font-size: 20px;
  margin-bottom: 12px;
}

.dashboard .details-card p {
  margin: 8px 0;
  line-height: 1.25;
}

.dashboard .menu-grid {
  margin-top: 18px;
}

/* ======================================================
   SERIAL NUMBER AND UPC / EAN SCANNER
====================================================== */

.scan-input-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: stretch;
  margin-top: 7px;
}

.scan-input-row input {
  margin-top: 0 !important;
  min-width: 0;
}

.scan-btn {
  min-width: 104px;
  padding: 12px 14px;
  border: none;
  border-radius: 14px;
  background: linear-gradient(135deg, #1f8f4d, #35b85b);
  color: #ffffff;
  font-size: 15px;
  font-weight: 800;
  white-space: nowrap;
  box-shadow: 0 6px 16px rgba(31, 143, 77, 0.22);
}

.scan-btn:active {
  transform: scale(0.98);
}

@media (max-width: 390px) {
  .scan-input-row {
    grid-template-columns: minmax(0, 1fr) 92px;
    gap: 8px;
  }

  .scan-btn {
    min-width: 92px;
    padding-left: 9px;
    padding-right: 9px;
    font-size: 13px;
  }
}