/* General Body */
body {
    font-family: Arial, sans-serif;
    background: #0f172a; /* Dark blue background */
    color: #f1f5f9; /* Light text */
    margin: 0;
    padding: 0;
}

/* Container */
.container {
    width: 90%;
    max-width: 1100px;
    margin: 30px auto;
}

/* Input Fields, Selects, Buttons */
input, select, button {
    padding: 10px;
    margin: 5px 0;
    border-radius: 5px;
    border: 1px solid #1e40af; /* Slight blue border */
    background: #1e3a8a; /* Darker blue */
    color: #f1f5f9;
}

button {
    background: #2563eb; /* Blue button */
    border: none;
    cursor: pointer;
    transition: 0.3s;
}

button:hover {
    background: #1e40af; /* Darker on hover */
}

/* Cards */
.card {
    background: #1e293b; /* Dark card background */
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.5);
    text-align: center;
    margin: 10px 0;
}

/* Grid Layout */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    background: #1e293b; /* Table background */
    box-shadow: 0 4px 10px rgba(0,0,0,0.5);
}

th, td {
    padding: 10px;
    border-bottom: 1px solid #2563eb;
    text-align: left;
    color: #f1f5f9;
}

th {
    background: #2563eb; /* Header blue */
    color: white;
}

/* Headings */
h2 {
    text-align: center;
    margin-bottom: 20px;
    color: #f1f5f9;
}

/* Messages */
.message {
    color: #22c55e; /* Green success message */
    text-align: center;
    margin-bottom: 10px;
}

/* Header / Navbar */
header {
    background: #1e40af; /* Dark Blue Navbar */
    color: white;
    padding: 15px 20px;
    display: flex;
    align-items: center;
}

header nav a {
    color: #f1f5f9;
    margin-left: 15px;
    text-decoration: none;
    transition: 0.3s;
}

header nav a:hover {
    color: #93c5fd; /* Light blue on hover */
}

/* Product cards (shop) */
.product {
    background: #1e293b;
    padding: 15px;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.5);
    margin: 10px;
    display: inline-block;
    width: calc(30% - 20px);
}

.product h3 {
    margin: 0;
}

.product button {
    width: 100%;
}

/* Form inputs */
form input, form select {
    width: 100%;
}

/* Dark scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: #0f172a;
}

::-webkit-scrollbar-thumb {
    background: #2563eb;
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: #1e40af;
}