:root {
  --bg: #0f1117;
  --bg-soft: #181b24;
  --card: #1c2030;
  --border: #2a2f42;
  --text: #e6e8ef;
  --muted: #9aa3b2;
  --accent: #6c8cff;
  --accent-2: #ff5c8a;
  --radius: 12px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif; background: var(--bg); color: var(--text); }
.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }

.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; }
.login-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 36px 30px; width: 340px; text-align: center; }
.login-card h1 { font-size: 22px; margin-bottom: 20px; }
.login-card input { width: 100%; padding: 12px 14px; border-radius: 10px; border: 1px solid var(--border); background: var(--bg-soft); color: var(--text); margin-bottom: 14px; outline: none; }
.login-card button { width: 100%; padding: 12px; border: 0; border-radius: 10px; background: var(--accent); color: #fff; font-size: 15px; cursor: pointer; }
.error { color: var(--accent-2); font-size: 13px; margin-top: 10px; min-height: 16px; }

.admin-header { background: var(--bg-soft); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 10; }
.admin-header-inner { display: flex; align-items: center; justify-content: space-between; height: 56px; }
.logo { font-weight: 700; font-size: 18px; }
.btn-logout { background: transparent; border: 1px solid var(--border); color: var(--muted); padding: 6px 14px; border-radius: 8px; cursor: pointer; }
.admin-body { padding: 24px 0 60px; }

.tabs { display: flex; gap: 8px; margin-bottom: 18px; }
.tab { background: var(--card); border: 1px solid var(--border); color: var(--muted); padding: 8px 18px; border-radius: 10px; cursor: pointer; }
.tab.active { background: var(--accent); color: #fff; border-color: var(--accent); }

.panel-toolbar { display: flex; gap: 10px; margin-bottom: 14px; }
.panel-toolbar input, .panel-toolbar select { flex: 1; padding: 10px 12px; border-radius: 10px; border: 1px solid var(--border); background: var(--bg-soft); color: var(--text); outline: none; }
.btn-primary { background: var(--accent); color: #fff; border: 0; padding: 10px 18px; border-radius: 10px; cursor: pointer; white-space: nowrap; }
.btn-ghost { background: transparent; border: 1px solid var(--border); color: var(--muted); padding: 10px 18px; border-radius: 10px; cursor: pointer; }

.data-table { width: 100%; border-collapse: collapse; background: var(--card); border-radius: var(--radius); overflow: hidden; }
.data-table th, .data-table td { padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--border); font-size: 14px; }
.data-table th { color: var(--muted); font-weight: 600; background: var(--bg-soft); }
.data-table img { width: 64px; height: 40px; object-fit: cover; border-radius: 6px; }
.row-actions button { margin-right: 8px; background: transparent; border: 1px solid var(--border); color: var(--muted); padding: 5px 12px; border-radius: 8px; cursor: pointer; }
.row-actions .del { color: var(--accent-2); border-color: var(--accent-2); }

.modal { position: fixed; inset: 0; background: rgba(0,0,0,.6); display: flex; align-items: center; justify-content: center; z-index: 50; padding: 16px; }
.modal-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); width: 560px; max-width: 100%; max-height: 90vh; overflow: auto; }
.modal-head { display: flex; align-items: center; justify-content: space-between; padding: 16px 20px; border-bottom: 1px solid var(--border); }
.modal-close { background: transparent; border: 0; color: var(--muted); font-size: 24px; cursor: pointer; line-height: 1; }
.modal-body { padding: 18px 20px; display: flex; flex-direction: column; gap: 14px; }
.modal-body label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--muted); }
.modal-body input, .modal-body textarea, .modal-body select { padding: 10px 12px; border-radius: 10px; border: 1px solid var(--border); background: var(--bg-soft); color: var(--text); outline: none; font-family: inherit; }
.modal-body .checkbox { flex-direction: row; align-items: center; gap: 8px; color: var(--text); }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 6px; }

.toast { position: fixed; bottom: 28px; left: 50%; transform: translateX(-50%); background: var(--accent); color: #fff; padding: 12px 22px; border-radius: 10px; z-index: 100; box-shadow: 0 8px 24px rgba(0,0,0,.4); }