:root {
    color-scheme: light;
    --ink: #17202a;
    --muted: #5c6672;
    --line: #d9dee5;
    --paper: #ffffff;
    --page: #f4f7f9;
    --soft: #eef3f6;
    --accent: #0c766f;
    --accent-strong: #075e59;
    --danger: #a52714;
    --danger-soft: #fff1ed;
    --ok-soft: #e9f7f2;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    min-height: 100vh;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: var(--ink);
    background: var(--page);
}

a { color: var(--accent-strong); }

.auth-shell {
    width: min(560px, calc(100% - 32px));
    margin: 56px auto;
    padding: 32px;
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: 0 12px 30px rgba(23, 32, 42, 0.08);
}

.admin-header {
    background: var(--paper);
    border-bottom: 1px solid var(--line);
}

.admin-header-inner {
    width: min(1180px, calc(100% - 32px));
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 24px;
    min-height: 64px;
}

.brand {
    font-weight: 800;
    color: var(--ink);
    text-decoration: none;
    white-space: nowrap;
}

.admin-nav {
    display: flex;
    gap: 4px;
    flex: 1;
}

.admin-nav a {
    display: inline-flex;
    align-items: center;
    min-height: 36px;
    padding: 0 12px;
    border-radius: 6px;
    color: var(--ink);
    text-decoration: none;
    font-weight: 650;
}

.admin-nav a.active,
.admin-nav a:hover {
    background: var(--soft);
}

.admin-user {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--muted);
    font-size: 0.92rem;
}

.admin-main {
    width: min(1180px, calc(100% - 32px));
    margin: 28px auto 56px;
}

.page-title {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 20px;
}

h1 {
    margin: 0;
    font-size: 1.8rem;
    line-height: 1.15;
    letter-spacing: 0;
}

.auth-shell h1 {
    text-align: center;
}

h2 {
    margin: 28px 0 12px;
    font-size: 1.15rem;
    letter-spacing: 0;
}

p { line-height: 1.55; }

.muted { color: var(--muted); }

.grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
}

.metric,
.panel,
.notice {
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: 8px;
}

.metric {
    padding: 18px;
}

.metric strong {
    display: block;
    margin-top: 6px;
    font-size: 1.7rem;
}

.panel {
    padding: 18px;
    margin-bottom: 16px;
}

.notice {
    padding: 16px;
    margin: 0 0 18px;
    background: var(--ok-soft);
}

.notice.danger {
    color: var(--danger);
    background: var(--danger-soft);
}

.toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: end;
}

table {
    width: 100%;
    border-collapse: collapse;
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: 8px;
    overflow: hidden;
}

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

th {
    background: #fbfcfd;
    color: var(--muted);
    font-size: 0.86rem;
    text-transform: uppercase;
    letter-spacing: 0;
}

tr:last-child td { border-bottom: 0; }

.chips {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.chip {
    display: inline-flex;
    align-items: center;
    min-height: 26px;
    padding: 0 8px;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: #fbfcfd;
    color: var(--ink);
    font-size: 0.86rem;
}

.status-active { color: #146c43; font-weight: 700; }
.status-disabled { color: var(--danger); font-weight: 700; }

button,
.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 38px;
    padding: 0 14px;
    border: 1px solid transparent;
    border-radius: 6px;
    background: var(--accent);
    color: #fff;
    font-weight: 700;
    font-size: 0.95rem;
    text-decoration: none;
    cursor: pointer;
}

button:hover,
.button:hover { background: var(--accent-strong); }

button.secondary,
.button.secondary {
    border-color: var(--line);
    background: var(--paper);
    color: var(--ink);
}

button.secondary:hover,
.button.secondary:hover { background: var(--soft); }

button.danger {
    background: var(--danger);
}

button.danger:hover {
    background: #7f1d10;
}

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

.login-copy {
    max-width: 470px;
    margin: 18px auto 28px;
    text-align: center;
}

.login-lead {
    margin: 0;
    font-size: 1.02rem;
    font-weight: 650;
}

.login-intro {
    margin: 18px 0 8px;
}

.login-steps {
    display: grid;
    gap: 9px;
    margin: 0 auto;
    padding-left: 22px;
    text-align: left;
}

.apple-btn,
.apple-btn:hover {
    border: 0;
    color: #fff;
}

.apple-btn {
    display: flex;
    gap: 10px;
    width: fit-content;
    min-width: 184px;
    min-height: 50px;
    margin: 0 auto;
    padding: 14px 22px;
    border-radius: 10px;
    background: #000;
    font-size: 1rem;
    box-shadow: 0 10px 22px rgba(0, 0, 0, 0.14);
}

.apple-btn:hover {
    background: #1a1a1a;
}

.apple-btn:disabled {
    opacity: 0.52;
}

.apple-btn svg {
    flex: 0 0 auto;
}

.auth-shell .status-message {
    margin-top: 16px;
    text-align: center;
}

label {
    display: grid;
    gap: 6px;
    font-weight: 650;
}

input,
select {
    min-height: 38px;
    padding: 0 10px;
    border: 1px solid var(--line);
    border-radius: 6px;
    background: #fff;
    color: var(--ink);
    font: inherit;
}

.checks {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 18px;
}

.checks label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-height: 34px;
    font-weight: 600;
}

.checks input {
    min-height: auto;
}

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

.account-form {
    display: grid;
    grid-template-columns: minmax(130px, 1fr) minmax(180px, 1fr) auto;
    gap: 10px;
    align-items: end;
    min-width: 520px;
}

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

.url-box {
    display: flex;
    gap: 10px;
    align-items: center;
    padding: 12px;
    background: #fbfcfd;
    border: 1px solid var(--line);
    border-radius: 6px;
}

.url-box code {
    flex: 1;
    overflow-wrap: anywhere;
}

.status-message {
    min-height: 24px;
    color: var(--muted);
}

.status-message.error { color: var(--danger); }

.detail-json {
    margin: 0;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    color: var(--muted);
    font-size: 0.9rem;
}

@media (max-width: 820px) {
    .admin-header-inner,
    .admin-main {
        width: min(100% - 24px, 1180px);
    }

    .admin-header-inner {
        align-items: flex-start;
        flex-direction: column;
        gap: 10px;
        padding: 12px 0;
    }

    .admin-nav {
        width: 100%;
        overflow-x: auto;
        padding-bottom: 2px;
    }

    .admin-user {
        width: 100%;
        justify-content: space-between;
    }

    .grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    table {
        display: block;
        overflow-x: auto;
        white-space: nowrap;
    }
}

@media (max-width: 560px) {
    .auth-shell {
        width: 100%;
        min-height: 100vh;
        margin: 0;
        border: 0;
        border-radius: 0;
        padding: 28px 20px;
        display: flex;
        flex-direction: column;
        justify-content: center;
    }

    .login-copy {
        margin-bottom: 24px;
    }

    .apple-btn {
        width: min(100%, 260px);
    }

    .grid {
        grid-template-columns: 1fr;
    }

    .page-title {
        display: grid;
    }

    .url-box {
        align-items: stretch;
        flex-direction: column;
    }
}