:root {
    --bg: #ebf1ef;
    --surface: rgba(255, 255, 255, 0.94);
    --surface-strong: #ffffff;
    --text: #15242b;
    --muted: #52636d;
    --accent: #0f6d62;
    --accent-strong: #0b524a;
    --danger: #a43333;
    --border: #d5dfdb;
    --shadow: 0 20px 50px rgba(18, 35, 43, 0.14);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: Arial, sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at top left, rgba(111, 167, 153, 0.28), transparent 28%),
        radial-gradient(circle at bottom right, rgba(215, 164, 116, 0.25), transparent 24%),
        var(--bg);
}

.login-body,
.page-shell {
    min-height: 100vh;
}

.login-shell,
.page-shell {
    width: min(1200px, calc(100vw - 32px));
    margin: 0 auto;
    padding: 32px 0 48px;
}

.login-shell {
    display: grid;
    place-items: center;
}

.login-panel,
.panel,
.hero {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    box-shadow: var(--shadow);
}

.login-panel {
    width: min(460px, 100%);
    padding: 32px;
}

.hero {
    display: flex;
    justify-content: space-between;
    gap: 24px;
    padding: 28px 30px;
    margin-bottom: 20px;
    align-items: start;
}

.hero-copy,
.muted {
    color: var(--muted);
}

.eyebrow {
    margin: 0 0 10px;
    font-size: 0.84rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent);
}

h1,
h2,
h3,
legend {
    margin: 0;
}

h1 {
    font-size: clamp(2rem, 4vw, 2.7rem);
    line-height: 1.05;
}

h2 {
    font-size: 1.2rem;
    margin-bottom: 14px;
}

.layout {
    display: grid;
    gap: 20px;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

.panel {
    padding: 22px;
}

.panel-wide {
    grid-column: 1 / -1;
}

.panel-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.admin-workspace-head {
    align-items: center;
    margin-bottom: 0;
    padding-bottom: 28px;
    border-bottom: 2px solid var(--border);
}

.panel-head p {
    margin: 0;
}

.facts {
    display: grid;
    gap: 14px;
    margin: 0;
}

.facts div {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}

.facts dt {
    font-weight: 700;
}

.facts dd {
    margin: 0;
    text-align: right;
}

.tag-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tag-list li {
    padding: 10px 14px;
    border-radius: 999px;
    background: #dff1ed;
    color: var(--accent-strong);
    font-weight: 700;
}

.tag-list.compact {
    gap: 8px;
}

.tag-list.compact li {
    padding: 7px 10px;
    font-size: 0.92rem;
}

.login-form,
.admin-grid,
.stack {
    display: grid;
    gap: 16px;
}

.admin-search {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    align-items: end;
    margin-bottom: 18px;
}

.admin-search-field {
    flex: 1 1 360px;
}

.tablist {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.admin-tablist {
    flex: 1 1 auto;
    justify-content: flex-start;
    row-gap: 12px;
}

.tab-button.is-active {
    background: linear-gradient(135deg, var(--accent), #22917f);
    color: #fff;
    border-color: transparent;
}

.tab-panel {
    display: none;
}

.tab-panel.is-active {
    display: block;
}

.admin-grid {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.admin-section-panel {
    padding-top: 40px;
}

.admin-subpanel,
.summary-card {
    border: 1px solid var(--border);
    border-radius: 18px;
    background: var(--surface-strong);
    padding: 20px;
}

.admin-security-layout {
    display: grid;
    gap: 16px;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

.security-log-panel {
    grid-column: 1 / -1;
}

.permission-summary-grid {
    display: grid;
    gap: 16px;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.summary-card {
    display: grid;
    gap: 12px;
}

.admin-user-card {
    border: 3px solid #b4c6c0;
    border-radius: 18px;
    padding: 18px;
    background: var(--surface-strong);
    gap: 0;
}

.admin-user-head {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: center;
    margin-bottom: 16px;
}

.tag-row {
    display: grid;
    gap: 12px;
    margin-top: 18px;
    padding-top: 14px;
    border-top: 1px solid var(--border);
}

.tag-row-label {
    font-weight: 700;
    color: var(--muted);
}

label,
legend {
    display: grid;
    gap: 8px;
    font-weight: 600;
}

input {
    width: 100%;
    border: 1px solid #bccbc7;
    border-radius: 12px;
    padding: 12px 14px;
    font: inherit;
    background: #fff;
}

textarea {
    width: 100%;
    border: 1px solid #bccbc7;
    border-radius: 12px;
    padding: 12px 14px;
    font: inherit;
    background: #fff;
    resize: vertical;
}

input:focus {
    outline: 2px solid rgba(15, 109, 98, 0.18);
    border-color: var(--accent);
}

textarea:focus {
    outline: 2px solid rgba(15, 109, 98, 0.18);
    border-color: var(--accent);
}

.toggle {
    display: inline-flex;
    gap: 10px;
    align-items: center;
    font-weight: 600;
}

.toggle input {
    width: auto;
}

.permission-box {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 16px;
    margin: 0;
}

.button {
    border: 0;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--accent), #22917f);
    color: #fff;
    font: inherit;
    font-weight: 700;
    padding: 12px 18px;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    justify-content: center;
    align-items: center;
}

.button:hover {
    background: linear-gradient(135deg, var(--accent-strong), #167266);
}

.button:disabled {
    opacity: 0.58;
    cursor: not-allowed;
    background: linear-gradient(135deg, #7e948f, #98aba7);
}

.button.ghost {
    background: transparent;
    color: var(--accent-strong);
    border: 1px solid var(--border);
}

.form-actions,
.hero-actions {
    display: flex;
    gap: 12px;
    align-items: center;
}

.admin-user-card .form-actions,
.admin-subpanel .form-actions {
    margin: 24px 0 12px;
    padding: 12px 0;
}

.notice {
    margin-bottom: 18px;
    padding: 14px 16px;
    border-radius: 14px;
    border: 1px solid var(--border);
}

.notice.success {
    background: #e6f5f0;
    color: #1d5e53;
}

.notice.error {
    background: #fbe8e8;
    color: var(--danger);
}

.notice.info {
    background: #e9f0f5;
    color: #314a5e;
}

.code-output {
    font-family: Arial, sans-serif;
    line-height: 1.45;
    min-height: 220px;
    white-space: pre;
}

.is-hidden {
    display: none;
}

.table-wrap {
    overflow-x: auto;
}

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

th,
td {
    text-align: left;
    padding: 12px 10px;
    border-bottom: 1px solid var(--border);
    vertical-align: top;
}

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

@media (max-width: 720px) {
    .hero,
    .admin-user-head,
    .panel-head {
        flex-direction: column;
        align-items: stretch;
    }

    .facts div {
        flex-direction: column;
    }

    .facts dd {
        text-align: left;
    }
}