* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    font-family: 'Handjet', sans-serif;
    background-color: #f5f5f5;
}
body.intro {
    margin: 0;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background-color: #333;
    border: 10px solid #50C878;
}
.container {
    max-width: 800px;
    margin: 20px auto;
    padding: 20px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}
.notebook {
    background: #fffef7;
    border: 2px solid #ccc;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    position: relative;
}
.notebook::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: #ff9999;
}
h1 {
    color: #006600;
    text-align: center;
    margin-bottom: 20px;
    font-size: 2em;
}
h2 {
    color: #006600;
    margin: 20px 0 10px;
    font-size: 1.5em;
}
input, select {
    width: 100%;
    margin: 10px 0;
    padding: 12px;
    border: 2px solid #50C878;
    border-radius: 8px;
    font-family: 'Handjet', sans-serif;
    font-size: 1.2em;
    transition: border-color 0.3s;
}
input:focus, select:focus {
    outline: none;
    border-color: #ADFF2F;
}
.btn-3d {
    width: 100%;
    padding: 12px;
    background: linear-gradient(135deg, #50C878, #ADFF2F);
    color: white;
    border: none;
    border-radius: 8px;
    font-family: 'Handjet', sans-serif;
    font-size: 1.2em;
    font-weight: bold;
    cursor: pointer;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
}
.btn-3d:hover {
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.4);
    transform: translateY(-3px);
}
.btn-3d:active {
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    transform: translateY(0);
}
.btn-3d i {
    margin-right: 8px;
}
.navbar {
    background: linear-gradient(135deg, #006600, #50C878);
    padding: 15px;
    display: flex;
    justify-content: center;
    gap: 20px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}
.navbar a {
    color: white;
    font-weight: bold;
    padding: 10px 20px;
    border-radius: 25px;
    text-decoration: none;
    transition: all 0.3s;
}
.navbar a:hover {
    background: rgba(173, 255, 47, 0.3);
    transform: scale(1.1);
}
.navbar i {
    margin-right: 8px;
}
.title {
    font-size: clamp(36px, 8vw, 64px);
    color: #ADFF2F;
    text-align: center;
    margin-bottom: 20px;
    font-weight: 700;
    text-shadow: 3px 3px 10px rgba(0, 0, 0, 0.5);
    animation: fadeIn 2s ease-in-out;
}
.location {
    font-size: clamp(24px, 6vw, 36px);
    color: #DDA0DD;
    text-align: center;
    margin-bottom: 15px;
    font-weight: 700;
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.5);
    animation: fadeIn 2.5s ease-in-out;
}
.developer {
    font-size: clamp(16px, 4vw, 20px);
    color: #ADFF2F;
    text-align: center;
    margin-bottom: 30px;
    font-weight: 700;
    opacity: 0.8;
    text-shadow: 1px 1px 5px rgba(0, 0, 0, 0.5);
    animation: fadeIn 3s ease-in-out;
}
.enter-btn {
    padding: 15px 30px;
    font-size: 24px;
    font-weight: 700;
    color: #333;
    background-color: #ADFF2F;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    margin: 10px;
    animation: fadeIn 3.5s ease-in-out;
}
.enter-btn:hover {
    background-color: #DDA0DD;
}
.logout-btn {
    background-color: #ff4d4d;
}
.logout-btn:hover {
    background-color: #e60000;
}
.notebook-table table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 10px;
    background: #fffef7;
}
.notebook-table th, .notebook-table td {
    border: 1px solid #ccc;
    padding: 8px;
    text-align: left;
    font-size: 1.1em;
}
.notebook-table th {
    background: #e0e0e0;
    color: #333;
    font-weight: bold;
}
.notebook-table tr:nth-child(even) {
    background: #f7f7f7;
}
.notebook-table tr:hover {
    background: #e6ffe6;
}
.estoque-item button {
    background: linear-gradient(135deg, #50C878, #ADFF2F);
    color: white;
    border: none;
    padding: 5px 10px;
    border-radius: 5px;
    cursor: pointer;
    font-family: 'Handjet', sans-serif;
}
.estoque-item button:hover {
    background: linear-gradient(135deg, #ADFF2F, #50C878);
}
.estoque-item button.trash {
    background: #ff4d4d;
}
.estoque-item button.trash:hover {
    background: #e60000;
}
.estoque-baixo {
    background: #ffe6e6 !important;
}
.total {
    margin: 15px 0;
    text-align: right;
    font-size: 1.2em;
}
.history-frame {
    max-height: 200px;
    overflow-y: auto;
    border: 1px solid #ccc;
    padding: 10px;
    border-radius: 8px;
    background: #fffef7;
}
.delete-btn {
    background: #ff4d4d;
}
.delete-btn:hover {
    background: #e60000;
}
.confirm-dialog {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
    z-index: 1000;
}
.confirm-dialog button {
    margin: 10px;
}
.chat-box {
    max-height: 300px;
    overflow-y: auto;
    border: 1px solid #ccc;
    padding: 10px;
    border-radius: 8px;
    margin-bottom: 10px;
    background: #fffef7;
}
.mensagem {
    margin: 5px 0;
    padding: 8px;
    border-radius: 5px;
}
.mensagem.enviada {
    background: #50C878;
    color: white;
    margin-left: 20%;
}
.mensagem.recebida {
    background: #f0f0f0;
    margin-right: 20%;
}
.mensagem.fixada {
    background: #ADFF2F;
    font-weight: bold;
    text-align: center;
}
a {
    color: #006600;
    text-decoration: none;
}
a:hover {
    color: #ADFF2F;
}
.animate-slide {
    animation: slideIn 0.5s ease-out;
}
@keyframes slideIn {
    0% { opacity: 0; transform: translateX(-50px); }
    100% { opacity: 1; transform: translateX(0); }
}
@keyframes fadeIn {
    0% { opacity: 0; transform: translateY(20px); }
    100% { opacity: 1; transform: translateY(0); }
}