:root {
    --bg: #0d1117;
    --card: #161b22;
    --border: #30363d;
    --text: #c9d1d9;
    --muted: #8b949e;
    --accent: #238636;
    --accent-hover: #2ea043;
    --danger: #f85149;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 60px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI",
                 Helvetica, Arial, sans-serif;
    background-color: var(--bg);
    color: var(--text);
    display: flex;
    justify-content: center;
}

.logo {
    position: absolute;
    top: 20px;
    left: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo img {
    width: 40px;
}

.logo a {
    font-size: 18px;
    font-weight: 600;
    color: var(--text);
    text-decoration: none;
}

.attendance-sheet {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 8px;
    width: 100%;
    max-width: 1000px;
    padding: 24px;
    aspect-ratio: 210 / 297;
}

h2 {
    margin: 0 0 16px 0;
    font-size: 18px;
    font-weight: 600;
    display: flex;
    justify-content: space-between;
}

button {
    padding: 8px;
    font-size: 14px;
    font-weight: 500;
    border-radius: 6px;
    border: 1px solid var(--border);
    cursor: pointer;
    background: transparent;
    color: var(--text);
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
    font-size: 14px;
}

th,
td {
    padding: 10px;
    border-bottom: 1px solid var(--border);
    text-align: left;
}

th:nth-child(3),
th:nth-child(4),
td:nth-child(3),
td:nth-child(4) {
    text-align: center;
}

th {
    font-weight: 600;
    color: var(--muted);
}

tr:hover td {
    background: rgba(177, 186, 196, 0.06);
}
.check {
    position: relative;
    width: 18px;
    height: 18px;
    border-radius: 3px;
    appearance: none;
    background-color: #ffffff;
    border: 2px solid #30363d;
    cursor: pointer;
    transition: all 0.25s ease;
}

.check::before {
    content: '';
    position: absolute;
    width: 4px;
    height: 9px;
    border: solid #ffffff;
    border-width: 0 2px 2px 0;
    top: 2px;
    left: 6px;
    transform: rotate(45deg);
    opacity: 0;
    transition: opacity 0.2s ease;
}

.check:checked {
    background-color: var(--accent);
    border-color: var(--accent);
}

.check:checked::before {
    opacity: 1;
}

@keyframes splash {
    0% {
        transform: translate(-50%, -50%) scale(0) rotate(40deg);
        opacity: 0;
    }

    70% {
        transform: translate(-50%, -50%) scale(1.2) rotate(40deg);
    }

    100% {
        transform: translate(-50%, -50%) scale(1) rotate(40deg);
        opacity: 1;
    }
}

@media (max-width: 900px) {
    body {
        padding: 20px;
    }

@media (max-width: 900px) {
    .attendance-sheet {
        aspect-ratio: auto;
    }
}

    .logo {
        position: static;
        margin-bottom: 10px;
    }

    .attendance-sheet {
        width: 100%;
        min-height: auto;
        padding: 16px;
    }

    table {
        min-width: 720px;
    }
    
    .table-wrapper {
    overflow-x: auto;
    width: 100%;
}
    
    h2 {
        font-size: 16px;
        flex-direction: column;
        gap: 6px;
    }

    button {
        font-size: 16px;
        padding: 10px;
    }

    table {
        font-size: 13px;
    }
}

.print-logo {
    display: none;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.print-logo img {
    width: 60px;
}

.print-title {
    font-size: 14px;
    line-height: 1.4;
}

h2 {
    margin-top: 0;
}

.print-mode {
    background: white;
    color: black;
}

.attendanceSheet.print-mode {
    width: 210mm;
    min-height: 297mm;
    padding: 24mm;
    background: white;
    color: black;
}

.attendanceSheet.print-mode {
    aspect-ratio: auto;
}

.attendance-sheet.print-mode .table-wrapper {
    overflow: visible;
}

.attendance-sheet.print-mode table {
    font-size: 12px;
}

.print-mode table {
    width: 100%;
    table-layout: fixed;
}

.print-mode table td:first-child {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.print-mode th:first-child,
.print-mode td:first-child {
    width: 35%;
}

.print-mode table td {
    white-space: nowrap;
    overflow: visible;
}

.print-mode table td,
.print-mode table th {
    padding: 6px 8px;
    font-size: 12px;
}

.print-mode h2 {
    margin-bottom: 10px;
}

@media print {
    body {
        background: white;
        color: black;
    }

    .print-logo {
        display: flex;
    }

    .logo {
        display: none;
    }

    table,
    th,
    td {
        border: none !important;
    }
}

.print-mode .print-logo {
    display: flex;
}

.print-mode table,
.print-mode th,
.print-mode td {
    border: none !important;
}

.print-mode .no-export {
    display: none !important;
}

/* From Uiverse.io by gharsh11032000 */
.button {
    position: relative;
    overflow: hidden;
    height: 3rem;
    padding: 0 2rem;
    border-radius: 1.5rem;
    background: transparent;
    background-size: 400%;
    color: var(--text);
    border: 1px solid var(--border);
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.23, 1, 0.320, 1);
}

.button:hover::before {
    transform: scaleY(1);
}

.button-content {
    position: relative;
    z-index: 1;
    font-weight: 500;
}

.button::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    transform: scaleY(0);
    transform-origin: bottom;
    width: 100%;
    height: inherit;
    border-radius: inherit;
    background: linear-gradient(
        82.3deg,
        rgba(150, 93, 233, 1) 10.8%,
        rgba(99, 88, 238, 1) 94.3%
    );
    transition: all 0.6s cubic-bezier(0.23, 1, 0.320, 1);
}

.button:hover {
    color: #fff;
    border-color: transparent;
}

.button:active {
    transform: scale(0.95);
}

@keyframes slide-in-top {
    0% {
        transform: translateY(-10px);
        opacity: 0;
    }

    100% {
        transform: translateY(0px);
        opacity: 1;
    }
}

@keyframes downloadArrow {
    0% {
        margin-top: -7px;
        opacity: 1;
    }

    0.001% {
        margin-top: -15px;
        opacity: 0.4;
    }

    50% {
        opacity: 1;
    }

    100% {
        margin-top: 0;
        opacity: 0.4;
    }
}

.export-summary {
    display: none;
}

.print-mode .export-summary {
    display: table-footer-group;
}

.summary-cell {
    text-align: right;
    padding-top: 12px;
    font-size: 13px;
}

.attendance-sheet.print-mode * {
    max-width: none !important;
}

.attendance-sheet.force-desktop {
    width: 1000px !important;
}

.attendance-sheet.force-desktop .table-wrapper {
    overflow: visible !important;
}