:root {
    --primary: #0b5c75;
    --primary-hover: #094a60;
    --bg: #f4f7fb;
    --text: #1f2937;
    --card: #ffffff;
    --border: #d9e2ec;
    --muted: #52606d;
    --input-border: #cfd8e3;
    --table-border: #e6edf5;
    --surface-soft: #e8f2f5;
    --surface-soft-border: #c5d4e8;
    --surface-soft-text: #0a4457;
    --success-bg: #e7f8ee;
    --success-text: #0f5132;
    --success-border: #b7e4c7;
    --danger-bg: #fde8e8;
    --danger-text: #9b1c1c;
    --danger-border: #f6caca;
    --warning-bg: #fff4db;
    --warning-text: #8a5d00;
}

* {
    box-sizing: border-box;
}

html,
body {
    min-height: 100%;
    background: var(--bg);
}

body {
    margin: 0;
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    background: var(--bg);
    color: var(--text);
    padding: 24px;
}

.container {
    margin: 0 auto;
    display: grid;
    gap: 18px;
}

.container-upload {
    max-width: 1040px;
    gap: 20px;
}

.container-master {
    max-width: 1120px;
}

.container-form {
    max-width: 760px;
}

.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 20px;
    box-shadow: 0 8px 28px rgba(15, 23, 42, 0.06);
}

h1 {
    margin: 0 0 6px;
    color: var(--primary);
}

h2 {
    margin: 0 0 12px;
    color: var(--primary);
    font-size: 1.2rem;
}

.container-upload h1 {
    font-size: 1.85rem;
}

.container-master h1 {
    font-size: 1.6rem;
}

.container-form h1 {
    font-size: 1.5rem;
}

p {
    margin: 0;
    line-height: 1.6;
}

.container-master p,
.container-form p {
    color: var(--muted);
}

.stack {
    display: grid;
    gap: 14px;
}

label {
    font-weight: 600;
    display: block;
    margin-bottom: 8px;
}

input[type="text"],
input[type="file"] {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--input-border);
    border-radius: 10px;
    font-size: 0.95rem;
}

button,
.btn.primary,
button.primary {
    border: 0;
    border-radius: 10px;
    padding: 10px 14px;
    font-size: 0.92rem;
    cursor: pointer;
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
    background: var(--primary);
    color: #fff;
}

button:not(.danger):not(.light):hover,
button:not(.danger):not(.light):focus-visible,
.btn.primary:hover,
.btn.primary:focus-visible,
button.primary:hover {
    background: var(--primary-hover);
}

.container-upload button {
    padding: 11px 16px;
}

.btn {
    border-radius: 10px;
    padding: 10px 14px;
    font-size: 0.92rem;
    cursor: pointer;
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
}

.btn.light {
    background: var(--surface-soft);
    color: var(--surface-soft-text);
    border: 1px solid var(--surface-soft-border);
}

.btn.light:hover,
.btn.light:focus-visible {
    background: #dceaf3;
    border-color: #aac1cf;
    color: #083f52;
}

.btn.danger,
button.danger {
    background: var(--danger-bg);
    color: var(--danger-text);
    border: 1px solid var(--danger-border);
}

.btn-reset-data {
    transition: background-color 0.16s ease, border-color 0.16s ease;
}

.btn-reset-data:hover,
.btn-reset-data:focus-visible {
    background: #fbd9d9;
    border-color: #e8b1b1;
}

.btn-reset-data:active {
    background: #f7cfcf;
}

.btn-link {
    display: inline-block;
    border: 1px solid var(--surface-soft-border);
    border-radius: 10px;
    padding: 10px 14px;
    color: var(--surface-soft-text);
    text-decoration: none;
    font-weight: 600;
    background: var(--surface-soft);
    transition: background-color 0.16s ease, border-color 0.16s ease, color 0.16s ease;
}

.btn-link:hover,
.btn-link:focus-visible {
    background: #dceaf3;
    border-color: #aac1cf;
    color: #083f52;
}

.btn-link:active {
    background: #d1e4ef;
}

.alert {
    border-radius: 10px;
    padding: 12px 14px;
    font-size: 0.95rem;
}

.alert ul {
    margin: 0;
    padding-left: 20px;
}

.alert.success {
    background: var(--success-bg);
    color: var(--success-text);
    border: 1px solid var(--success-border);
}

.alert.error {
    background: var(--danger-bg);
    color: var(--danger-text);
    border: 1px solid var(--danger-border);
}

.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 10px;
}

.pill {
    padding: 10px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: #f9fcff;
}

.pill strong {
    display: block;
    margin-bottom: 4px;
    color: var(--primary);
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.94rem;
}

th,
td {
    text-align: left;
    padding: 10px 8px;
    border-bottom: 1px solid var(--table-border);
    vertical-align: top;
}

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

.snippet {
    background: #0f172a;
    color: #e2e8f0;
    border-radius: 10px;
    padding: 12px;
    overflow-x: auto;
    font-family: Consolas, Monaco, monospace;
    font-size: 0.86rem;
}

.api-token-box {
    border: 1px solid var(--surface-soft-border);
    border-radius: 12px;
    padding: 14px;
    background: #f7fbff;
    display: grid;
    gap: 10px;
}

.token-value {
    display: inline-block;
    width: 100%;
    padding: 10px 12px;
    border-radius: 8px;
    background: #122030;
    color: #dbeafe;
    font-family: Consolas, Monaco, monospace;
    overflow-wrap: anywhere;
}

.token-actions {
    margin-top: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.token-copy-status {
    color: var(--muted);
    font-size: 0.84rem;
}

.muted {
    color: var(--muted);
    font-size: 0.9rem;
}

.status-pill {
    display: inline-block;
    border-radius: 999px;
    padding: 4px 10px;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.status-pill.invalid {
    background: var(--danger-bg);
    color: var(--danger-text);
}

.status-pill.duplicate {
    background: var(--warning-bg);
    color: var(--warning-text);
}

.panel-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    flex-wrap: wrap;
}

.panel-head-auth {
    align-items: flex-start;
    flex-wrap: nowrap;
    gap: 16px;
}

.panel-head-auth .panel-head-copy {
    flex: 1 1 auto;
    min-width: 0;
}

.auth-box {
    display: grid;
    gap: 8px;
    justify-items: end;
    flex: 0 0 auto;
}

.auth-box .muted {
    text-align: right;
}

.btn-logout {
    white-space: nowrap;
}

.actions .btn-logout {
    margin-left: auto;
}

.btn-close {
    display: inline-block;
    border: 1px solid var(--danger-border);
    border-radius: 10px;
    padding: 8px 12px;
    text-decoration: none;
    background: var(--danger-bg);
    color: var(--danger-text);
    font-weight: 700;
    font-size: 0.88rem;
}

.toolbar {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 10px;
    align-items: center;
}

.actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    align-items: center;
}

.container-master .actions input[type="text"] {
    width: auto;
    min-width: 260px;
}

.inline-form {
    display: inline;
}

.error {
    margin-top: 6px;
    color: var(--danger-text);
    font-size: 0.9rem;
}

.pagination-wrap {
    margin-top: 16px;
}

.pager-modern {
    display: grid;
    gap: 10px;
}

.pager-meta {
    font-size: 0.88rem;
    color: var(--muted);
    font-weight: 600;
}

.pagination-wrap .pagination {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    list-style: none;
    padding: 0;
    margin: 0;
}

.pagination-wrap .page-item {
    display: inline-flex;
}

.pagination-wrap .page-link {
    display: inline-block;
    min-width: 40px;
    text-align: center;
    padding: 9px 12px;
    border: 1px solid var(--border);
    border-radius: 10px;
    text-decoration: none;
    color: var(--primary);
    background: #fff;
    font-weight: 600;
    transition: all 0.15s ease;
}

.pagination-wrap .nav-control .page-link {
    min-width: 56px;
    padding-left: 11px;
    padding-right: 11px;
    background: var(--surface-soft);
}

.pagination-wrap a.page-link:hover {
    border-color: var(--surface-soft-border);
    background: var(--surface-soft);
}

.pagination-wrap .active .page-link {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

.pagination-wrap .disabled .page-link {
    opacity: 0.55;
    pointer-events: none;
}

.table-shell {
    position: relative;
    transition: opacity 0.2s ease;
}

.table-shell.loading {
    opacity: 0.65;
}

.table-loading {
    display: none;
    position: absolute;
    inset: 0;
    align-items: center;
    justify-content: center;
    pointer-events: none;
}

.table-shell.loading .table-loading {
    display: flex;
}

#master-table-container {
    transition: transform 0.2s ease, opacity 0.2s ease;
}

#master-table-container.fade-enter {
    animation: tableFadeIn 0.22s ease;
}

.table-loading .dot {
    width: 38px;
    height: 38px;
    border-radius: 999px;
    border: 3px solid #d3e3ea;
    border-top-color: var(--primary);
    animation: spin 0.8s linear infinite;
    background: #fff;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

@keyframes tableFadeIn {
    from {
        opacity: 0.15;
        transform: translateY(6px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 780px) {
    body {
        padding: 14px;
    }

    .toolbar .actions {
        width: 100%;
    }

    .actions .btn-logout {
        margin-left: 0;
    }

    .auth-box {
        width: 100%;
        justify-items: start;
    }

    .auth-box .muted {
        text-align: left;
    }
}

@media (max-width: 900px) {
    .panel-head-auth {
        flex-wrap: wrap;
    }

    .panel-head-auth .auth-box {
        width: 100%;
        justify-items: start;
    }
}