:root {
    color-scheme: light;
    --bg: #f3f5f4;
    --card: #ffffff;
    --ink: #1c2430;
    --muted: #5d6b66;
    --line: #d7e0db;
    --accent: #0f6b4c;
    --accent-ink: #ffffff;
    --danger: #9b2c2c;
    --ok: #e7f5ee;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
    color: var(--ink);
    background: var(--bg);
}

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

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    padding: 16px 24px;
    background: #12352b;
    color: #f4f7f5;
}

.topbar a {
    color: inherit;
    text-decoration: none;
}

.brand {
    font-size: 18px;
}

.nav {
    display: flex;
    align-items: center;
    gap: 16px;
}

.nav form {
    margin: 0;
}

.wrap {
    max-width: 880px;
    margin: 0 auto;
    padding: 24px 16px 48px;
}

.card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 20px;
}

.flash {
    margin-bottom: 16px;
    padding: 12px 14px;
    background: var(--ok);
    border-radius: 8px;
}

.errors {
    margin: 0 0 16px;
    padding: 12px 16px 12px 32px;
    background: #fdecec;
    color: var(--danger);
    border-radius: 8px;
}

h1 {
    margin: 0 0 16px;
    font-size: 22px;
}

.row-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.button,
button,
.ghost {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 36px;
    padding: 0 14px;
    border-radius: 8px;
    border: 1px solid var(--accent);
    background: var(--accent);
    color: var(--accent-ink);
    text-decoration: none;
    font: inherit;
    cursor: pointer;
}

.ghost,
.button.secondary {
    background: transparent;
    color: var(--accent);
}

.danger {
    border-color: var(--danger);
    background: transparent;
    color: var(--danger);
}

.list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.item {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 12px;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: 10px;
    background: #fff;
}

.item h2 {
    margin: 0 0 6px;
    font-size: 18px;
}

.meta {
    color: var(--muted);
    font-size: 14px;
}

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

.item-actions form {
    margin: 0;
}

.tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 12px;
}

.tabs button {
    background: transparent;
    color: var(--ink);
    border-color: var(--line);
}

.tabs button.active {
    background: var(--accent);
    color: var(--accent-ink);
    border-color: var(--accent);
}

.panel {
    display: none;
}

.panel.active {
    display: block;
}

label {
    display: block;
    margin-bottom: 14px;
    font-size: 14px;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="url"],
input[type="datetime-local"],
textarea,
input[type="file"] {
    display: block;
    width: 100%;
    margin-top: 6px;
    padding: 10px 12px;
    border: 1px solid var(--line);
    border-radius: 8px;
    font: inherit;
}

textarea {
    min-height: 140px;
    resize: vertical;
}

.counter {
    display: block;
    margin-top: 4px;
    color: var(--muted);
    text-align: right;
}

.counter.over {
    color: var(--danger);
}

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

.check input {
    width: auto;
    margin: 0;
}

.hint {
    color: var(--muted);
    font-size: 14px;
}

.banner-preview {
    display: block;
    width: 100%;
    max-height: 220px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 12px;
    background: #e6ece9;
}

.login-page {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 24px;
}

.login-card {
    width: min(420px, 100%);
}

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