* {
    box-sizing: border-box;
}

html {
    overflow-x: hidden;
}

body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #fff;
    color: #111;
    overflow-x: hidden;
}

.page {
    width: min(100%, 900px);
    max-width: 100%;
    margin: 0 auto;
    padding: 24px 14px;
}

.header {
    margin-bottom: 20px;
}

.header-row {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
}

.eyebrow {
    margin: 0 0 6px;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #555;
}

h1 {
    margin: 0;
    font-size: 34px;
}

.subtitle {
    margin: 8px 0 0;
    color: #555;
}

.toolbar {
    display: flex;
    gap: 8px;
    margin-bottom: 14px;
}

button {
    border: 1px solid #111;
    background: white;
    color: #111;
    padding: 10px 16px;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 600;
}

button.active {
    background: #111;
    color: white;
}

button:disabled {
    cursor: not-allowed;
    opacity: 0.65;
}

.panel-button {
    flex: 0 0 auto;
    padding: 8px 14px;
}

.secondary-button {
    background: #fff;
}

.attention {
    background: #111;
    color: white;
}

.card {
    background: white;
    border: 1px solid #ddd;
    border-radius: 4px;
    overflow: hidden;
    max-width: 100%;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 14px;
    text-align: left;
    border-bottom: 1px solid #eee;
}

th {
    font-size: 13px;
    color: #555;
    background: #fff;
}

td:first-child {
    font-weight: 700;
}

tr:last-child td {
    border-bottom: none;
}

tbody tr:nth-child(even) {
    background: #f8f8f8;
}

#chartView {
    padding: 16px;
}

canvas {
    width: 100%;
    min-height: 360px;
}

.hidden {
    display: none;
}

.error {
    margin-top: 14px;
    padding: 12px;
    border: 1px solid #111;
    background: white;
}

.admin-panel {
    margin: 0 0 18px;
    padding: 16px;
    background: white;
    border: 1px solid #ddd;
    border-radius: 4px;
    max-width: 100%;
}

.admin-panel-header,
.admin-topbar {
    display: flex;
    justify-content: space-between;
    gap: 14px;
    align-items: flex-start;
}

.admin-panel h2 {
    margin: 0;
    font-size: 22px;
}

.admin-card {
    margin-top: 14px;
    padding: 14px;
    border: 1px solid #eee;
    border-radius: 4px;
    background: #fff;
}

.login-form,
.stack-form {
    display: grid;
    gap: 10px;
}

.login-form {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: end;
}

.admin-forms {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin: 14px 0;
}

.admin-form {
    padding: 14px;
    border: 1px solid #eee;
    border-radius: 4px;
    background: #fff;
}

.admin-list {
    margin-top: 12px;
    border-top: 1px solid #eee;
    padding-top: 8px;
}

.admin-list ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.admin-list li {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 8px 0;
    border-bottom: 1px solid #eee;
}

.admin-list li:last-child {
    border-bottom: none;
}

.admin-list span {
    min-width: 0;
    overflow-wrap: anywhere;
}

.list-empty {
    margin: 0;
    padding: 8px 0;
    color: #555;
}

.danger-button {
    flex: 0 0 auto;
    border-color: #777;
    color: #111;
    background: #fff;
}

label {
    display: grid;
    gap: 6px;
    font-size: 13px;
    font-weight: 700;
    color: #333;
}

input {
    width: 100%;
    border: 1px solid #bbb;
    border-radius: 4px;
    padding: 10px 12px;
    font: inherit;
    color: #111;
    background: white;
}

input:focus {
    outline: 2px solid #111;
    outline-offset: 1px;
}

.admin-status {
    margin: 8px 0 0;
    color: #555;
}

.admin-buttons {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 8px;
}

.admin-table-card {
    margin-top: 10px;
    border-radius: 4px;
}

#adminScoresTable {
    min-width: 980px;
}

.time-cell {
    min-width: 190px;
}

.time-input-group {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 6px;
    min-width: 170px;
}

.time-input-group.dirty input {
    border-color: #111;
    background: #f7f7f7;
}

.time-part {
    gap: 3px;
    font-size: 11px;
    font-weight: 600;
    color: #777;
}

.time-part input {
    padding: 8px 6px;
    text-align: right;
}

.empty-cell {
    white-space: normal;
    color: #555;
}

.message {
    margin: 14px 0 0;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    background: #fff;
}

.message.success {
    border-color: #333;
    background: #fff;
}

.message.error {
    border-color: #111;
    background: #fff;
}

@media (max-width: 600px) {
    .page {
        padding: 18px 10px;
    }

    h1 {
        font-size: 28px;
    }

    th, td {
        padding: 12px 10px;
        font-size: 14px;
    }

    .toolbar {
        width: 100%;
    }

    button {
        flex: 1;
    }

    .header-row,
    .admin-panel-header,
    .admin-topbar {
        flex-direction: column;
    }

    .panel-button {
        width: 100%;
    }

    .login-form,
    .admin-forms {
        grid-template-columns: 1fr;
    }

    .admin-buttons {
        width: 100%;
    }

    .admin-panel {
        padding: 12px;
    }

    .admin-card,
    .admin-form {
        padding: 12px;
    }

    #chartView {
        padding: 10px;
    }

    canvas {
        min-height: 300px;
    }
}


.table-wrapper {
    width: 100%;
    max-width: 100%;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior-x: contain;
}

#resultsTable {
    min-width: 700px;
}

.school-name {
    font-weight: 700;
    white-space: nowrap;
}

.total-time {
    font-weight: 800;
    white-space: nowrap;
}

td, th {
    white-space: nowrap;
}

@media (max-width: 600px) {
    .table-card {
        border-radius: 4px;
    }

    #resultsTable {
        min-width: 760px;
    }

    #adminScoresTable {
        min-width: 900px;
    }

    .time-cell {
        min-width: 165px;
    }

    .time-input-group {
        min-width: 150px;
        gap: 4px;
    }

    th, td {
        font-size: 13px;
        padding: 9px;
    }

    .time-part input {
        padding: 7px 4px;
    }

    .admin-list li {
        align-items: flex-start;
    }
}