/* ============================================================
   LitePic 轻量图床（开源版）— 样式表
   开发者 / 署名：云智Cloud · MIT License
   ============================================================ */
:root {
    --bg: #f5f7fb;
    --card: #ffffff;
    --primary: #4f7cff;
    --primary-d: #3a63d8;
    --text: #1f2533;
    --muted: #8a93a6;
    --border: #e6eaf2;
    --ok: #2bb673;
    --err: #e6554f;
}
* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
    background: var(--bg);
    color: var(--text);
}
.topbar {
    display: flex; align-items: center; justify-content: space-between;
    padding: 16px 28px;
    background: var(--card);
    border-bottom: 1px solid var(--border);
}
.brand { font-size: 20px; font-weight: 700; }
.brand .sub { font-size: 13px; color: var(--muted); font-weight: 400; margin-left: 6px; }
.admin-link { color: var(--primary); text-decoration: none; font-size: 14px; }
.admin-link:hover { text-decoration: underline; }

.wrap { max-width: 760px; margin: 0 auto; padding: 32px 20px 60px; }
.hero { text-align: center; margin-bottom: 26px; }
.hero h1 { margin: 0 0 8px; font-size: 28px; }
.tagline { margin: 0; color: var(--muted); font-size: 14px; }

.dropzone {
    border: 2px dashed var(--border);
    border-radius: 16px;
    background: var(--card);
    padding: 48px 20px;
    text-align: center;
    cursor: pointer;
    transition: border-color .2s, background .2s;
}
.dropzone.drag { border-color: var(--primary); background: #f0f4ff; }
.dz-icon { font-size: 40px; color: var(--primary); }
.dz-text { font-size: 16px; margin: 12px 0 6px; }
.dz-hint { font-size: 13px; color: var(--muted); margin: 0; }

.result-list { margin-top: 24px; display: grid; gap: 14px; }
.card {
    background: var(--card); border: 1px solid var(--border);
    border-radius: 12px; padding: 14px; display: flex; gap: 14px; align-items: center;
}
.card .thumb { width: 72px; height: 72px; object-fit: cover; border-radius: 8px; background: #f0f2f8; flex: none; }
.card .info { flex: 1; min-width: 0; }
.card .name { font-weight: 600; font-size: 14px; word-break: break-all; }
.card .meta { font-size: 12px; color: var(--muted); margin-top: 4px; }
.card .status { font-size: 12px; margin-top: 6px; }
.status.ok { color: var(--ok); }
.status.err { color: var(--err); }

.copy-row { display: flex; gap: 8px; margin-top: 8px; flex-wrap: wrap; }
.copy-row input {
    flex: 1; min-width: 160px; border: 1px solid var(--border);
    border-radius: 8px; padding: 7px 10px; font-size: 12px; color: var(--text); background: #fafbfe;
}
.btn {
    border: none; border-radius: 8px; padding: 7px 14px; font-size: 13px;
    cursor: pointer; background: var(--primary); color: #fff; transition: background .15s;
}
.btn:hover { background: var(--primary-d); }
.btn.ghost { background: #eef1f8; color: var(--text); }
.btn.ghost:hover { background: #e2e7f3; }

.foot { text-align: center; color: var(--muted); font-size: 13px; padding: 24px; }
.foot strong { color: var(--text); }

/* 管理后台 */
.admin-wrap { max-width: 980px; margin: 0 auto; padding: 28px 20px 60px; }
.login-box { max-width: 360px; margin: 80px auto; background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 28px; }
.login-box h2 { margin: 0 0 18px; font-size: 20px; }
.field { margin-bottom: 14px; }
.field label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 6px; }
.field input { width: 100%; border: 1px solid var(--border); border-radius: 8px; padding: 10px; font-size: 14px; }
.msg { color: var(--err); font-size: 13px; margin-bottom: 12px; }
.stat-grid { display: flex; gap: 14px; margin-bottom: 22px; flex-wrap: wrap; }
.stat { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 16px 22px; flex: 1; min-width: 140px; }
.stat .num { font-size: 24px; font-weight: 700; }
.stat .lbl { font-size: 13px; color: var(--muted); margin-top: 4px; }
.toolbar { display: flex; gap: 10px; align-items: center; margin-bottom: 16px; flex-wrap: wrap; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 14px; }
.item { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 10px; position: relative; }
.item img { width: 100%; height: 120px; object-fit: cover; border-radius: 8px; background: #f0f2f8; }
.item .fname { font-size: 12px; color: var(--muted); margin-top: 6px; word-break: break-all; }
.item .del { position: absolute; top: 8px; right: 8px; background: rgba(230,85,79,.92); color: #fff; border: none; border-radius: 6px; padding: 3px 8px; font-size: 12px; cursor: pointer; }
.item .chk { position: absolute; top: 8px; left: 8px; }
.empty { color: var(--muted); text-align: center; padding: 40px; }

/* V1.2.0：筛选栏 / 分页 / 安全设置 */
.filterbar { display: flex; gap: 10px; align-items: center; margin-bottom: 16px; flex-wrap: wrap; }
.filterbar input[type="text"] {
    flex: 1; min-width: 160px; border: 1px solid var(--border);
    border-radius: 8px; padding: 9px 12px; font-size: 14px;
}
.filterbar select {
    border: 1px solid var(--border); border-radius: 8px; padding: 9px 12px; font-size: 14px; background: #fff;
}

.pager { display: flex; gap: 12px; align-items: center; margin: 18px 0 26px; font-size: 13px; color: var(--muted); }
.pager .pg { color: var(--primary); text-decoration: none; border: 1px solid var(--border); border-radius: 8px; padding: 6px 12px; background: #fff; }
.pager .pg:hover { background: #f0f4ff; }

.settings { background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 22px; margin-top: 10px; }
.settings h3 { margin: 0 0 16px; font-size: 17px; }
.settings-form .switch { display: flex; align-items: flex-start; gap: 10px; font-size: 13px; color: var(--text); margin-bottom: 14px; line-height: 1.5; cursor: pointer; }
.settings-form .switch input { margin-top: 2px; }

.rules { margin-top: 20px; border-top: 1px dashed var(--border); padding-top: 18px; }
.rules label { display: block; font-size: 13px; color: var(--muted); margin: 12px 0 6px; }
.rules-tip { font-size: 12px; color: var(--muted); margin: 0; line-height: 1.6; }
.rule-box {
    width: 100%; min-height: 110px; border: 1px solid var(--border); border-radius: 8px;
    padding: 10px 12px; font-family: Consolas, Menlo, monospace; font-size: 12px;
    color: var(--text); background: #fafbfe; resize: vertical; line-height: 1.5;
}

.ok-msg { color: var(--ok); background: #eafaf1; border: 1px solid #c7eed8; border-radius: 8px; padding: 10px 12px; font-size: 13px; margin-bottom: 16px; }

/* V2.0：导航 / 用户 / 分组 / 表格 */
.nav { display: flex; align-items: center; gap: 14px; }
.user-chip { font-size: 13px; color: var(--text); background: #eef1f8; border-radius: 20px; padding: 5px 12px; }
.admin-nav { display: flex; gap: 8px; flex-wrap: wrap; margin: 6px 0 4px; }
.admin-nav a {
    font-size: 13px; color: var(--primary); text-decoration: none;
    border: 1px solid var(--border); border-radius: 8px; padding: 6px 12px; background: #fff;
}
.admin-nav a:hover { background: #f0f4ff; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.grid2 .field input, .grid2 .field select { width: 100%; }
.utable { width: 100%; border-collapse: collapse; font-size: 13px; margin-top: 8px; }
.utable th, .utable td { border: 1px solid var(--border); padding: 9px 10px; text-align: left; }
.utable th { background: #f7f9fc; color: var(--muted); font-weight: 600; }
.utable td select { border: 1px solid var(--border); border-radius: 6px; padding: 5px 8px; font-size: 13px; }
.utable .btn.ghost { padding: 4px 10px; font-size: 12px; margin-right: 6px; }
.alt-links { display: flex; gap: 16px; margin-top: 16px; font-size: 13px; }
.alt-links a { color: var(--primary); text-decoration: none; }
.alt-links a:hover { text-decoration: underline; }

/* V2.1.0：验证码 / 环境自检 / 迁移 / 用户中心 */
.captcha-row { display: flex; gap: 8px; align-items: center; }
.captcha-row input {
    flex: 1; min-width: 0; width: auto; border: 1px solid var(--border);
    border-radius: 8px; padding: 9px 10px; font-size: 15px;
    letter-spacing: 2px; text-transform: uppercase;
}
.captcha-row img { height: 40px; flex: none; border: 1px solid var(--border); border-radius: 8px; cursor: pointer; }
.resend-box { margin-top: 16px; padding-top: 12px; border-top: 1px dashed var(--border); font-size: 13px; }
.resend-box summary { cursor: pointer; color: var(--primary); outline: none; }
.resend-box summary:hover { text-decoration: underline; }
.settings-form select {
    width: 100%; border: 1px solid var(--border); border-radius: 8px;
    padding: 10px; font-size: 14px; background: #fff; color: var(--text);
}
.sub-title { margin: 22px 0 10px; font-size: 14px; color: var(--text); }
.settings h4 { font-size: 14px; }
.env-table td { vertical-align: top; }
.env-ok  { color: var(--ok);  font-weight: 600; white-space: nowrap; }
.env-bad { color: var(--err); font-weight: 600; white-space: nowrap; }
.env-fix { color: var(--err); font-size: 12px; margin-top: 5px; line-height: 1.5; }
.result-panel {
    margin-top: 16px; padding: 16px; border: 1px solid var(--border);
    border-radius: 10px; background: #fafbfe;
}
.result-panel h4 { margin: 0 0 10px; font-size: 14px; }
.diag-list { margin: 8px 0 0; padding-left: 20px; font-size: 13px; line-height: 1.8; color: var(--text); }
.item .copy-row .btn { padding: 5px 8px; font-size: 12px; }

/* V2.2.0：API Token / 审计日志 / 配置备份 */
.muted { color: var(--muted); font-size: 12px; }
.api-base {
    margin: 10px 0 16px; padding: 10px 12px; border-radius: 8px;
    background: #f7f9fc; font-size: 13px; color: var(--text); word-break: break-all;
}
.api-base code, .token-table code { background: #eef2f9; padding: 2px 6px; border-radius: 4px; font-size: 12px; }
.newtoken {
    margin: 14px 0; padding: 14px; border: 1px solid var(--ok);
    border-radius: 10px; background: #f2fbf5; font-size: 13px;
}
.token-master {
    display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
    gap: 10px; padding: 12px; border: 1px solid var(--border);
    border-radius: 10px; font-size: 13px;
}
.inline-form { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.inline-form input[type="text"] {
    flex: 1 1 180px; min-width: 120px; width: auto;
    border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px; font-size: 13px;
}
.token-create { margin: 14px 0; }
.token-table td { vertical-align: top; font-size: 13px; }
.token-table .btn.ghost { margin: 3px 4px 3px 0; }
.token-table details .inline-form input[type="text"] { flex: 1 1 130px; }
.token-edit { margin-top: 6px; font-size: 12px; }
.token-edit summary { cursor: pointer; color: var(--primary); outline: none; }
.token-edit summary:hover { text-decoration: underline; }
.audit-table td { vertical-align: top; font-size: 12px; word-break: break-all; }
.import-form { margin-top: 14px; }
.import-form input[type="file"] {
    border: 1px dashed var(--border); border-radius: 8px;
    padding: 9px 10px; font-size: 13px; background: #fff;
}
@media (max-width: 600px) {
    .grid2 { grid-template-columns: 1fr; }
    .nav { flex-wrap: wrap; gap: 10px; }
    .utable { font-size: 12px; }
    .token-master { flex-direction: column; align-items: flex-start; }
    .inline-form input[type="text"] { flex: 1 1 100%; }
}