/* RESET */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Inter", system-ui, sans-serif;
}

body {
    background: #f3f5f9;
    color: #2d3340;
    font-size: 16px;
    line-height: 1.55;
}

/* TOP NAVIGATION */
.menu {
    background: #ffffff;
    padding: 16px 34px;
    display: flex;
    align-items: center;
    gap: 26px;
    border-bottom: 1px solid #e5e7ef;
    box-shadow: 0 4px 18px rgba(0,0,0,0.06);
    border-radius: 0 0 20px 20px;
}

.menu a {
    text-decoration: none;
    color: #475569;
    font-weight: 500;
    padding: 10px 18px;
    border-radius: 12px;
    transition: 0.25s ease;
}

.menu a:hover {
    background: #eaf1ff;
    color: #3b5bdb;
    transform: translateY(-2px);
}

.menu .logout {
    margin-left: auto;
    background: #f43f5e;
    color: #fff !important;
    font-weight: 600;
}

.menu .logout:hover {
    background: #e11d48;
}

/* PAGE WRAPPER */
.container {
    width: 100%;
    max-width: 1350px;
    margin: 28px auto;
    padding: 0 28px;
}

/* TITLES */
h1, h2, h3 {
    font-weight: 700;
    margin-bottom: 18px;
    color: #1e293b;
}

/* BUTTONS */
.btn {
    display: inline-block;
    padding: 12px 26px;
    font-size: 15px;
    font-weight: 600;
    border-radius: 14px;
    color: #fff !important;
    text-decoration: none;
    background: linear-gradient(135deg, #4c6ef5, #3b5bdb);
    transition: 0.25s ease;
    box-shadow: 0 6px 14px rgba(60,80,230,0.3);
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(60,80,230,0.4);
}

.btn-green {
    background: linear-gradient(135deg, #12b886, #0ca678);
}
.btn-red {
    background: linear-gradient(135deg, #f03e3e, #c92a2a);
}

/* FORM BOX */
form {
    background: #ffffff;
    padding: 26px;
    border-radius: 18px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.06);
    border: 1px solid #e7e9ef;
    margin-bottom: 24px;
}

form label {
    font-weight: 600;
    color: #334155;
    display: inline-block;
    margin-bottom: 8px;
}

input, select, textarea {
    width: 100%;
    padding: 14px 16px;
    border-radius: 12px;
    border: 1px solid #cfd8e3;
    background: #f8fafc;
    font-size: 15px;
    transition: 0.2s ease;
}

input:focus, select:focus, textarea:focus {
    border-color: #4c6ef5;
    background: #eef2ff;
    box-shadow: 0 0 0 3px rgba(76,110,245,0.25);
}

/* TABLE WRAPPER */
.table-wrapper {
    background: #ffffff;
    padding: 22px;
    border-radius: 20px;
    border: 1px solid #e5e7ef;
    box-shadow: 0 8px 26px rgba(0,0,0,0.06);
    overflow-x: auto;
    margin-bottom: 24px;
}

/* TABLE */
table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
}

th {
    background: linear-gradient(135deg, #4c6ef5, #3b5bdb);
    color: #fff;
    padding: 14px;
    font-size: 15.5px;
    text-align: center;
}

td {
    padding: 14px 16px;
    border-bottom: 1px solid #edf0f5;
    font-size: 15px;
}

tr:hover td {
    background: #f6f8fe;
}

/* INPUT IN TABLE */
table input {
    width: 100%;
    padding: 12px;
    border-radius: 10px;
    border: 1px solid #cfd8e3;
    background: #f8fafc;
    transition: 0.25s;
}

table input:focus {
    border-color: #4c6ef5;
    background: #eef2ff;
    box-shadow: 0 0 0 3px rgba(76,110,245,0.25);
}

/* EXPORT BUTTON WRAPPER */
.export-box {
    display: flex;
    gap: 14px;
    margin-top: 20px;
}

/* SMOOTH ANIMATION */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}