:root { --bg:#f4f7fb; --card:#fff; --text:#17243a; --muted:#69778c; --line:#dce5ef; --blue:#3478f6; --blue-dark:#2464d9; --blue-soft:#edf5ff; --red:#dd3d4f; --shadow:0 15px 45px rgba(28,58,100,.09); }
* { box-sizing:border-box; }
body { margin:0; background:var(--bg); color:var(--text); font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif; -webkit-font-smoothing:antialiased; }
a { color:inherit; text-decoration:none; }
button,input,textarea,select { font:inherit; }
.auth-page { min-height:100vh; display:grid; place-items:center; padding:24px; background:radial-gradient(circle at 50% 0,#fff 0,#f4f7fb 55%); }
.auth-card { width:min(100%,430px); padding:34px; background:#fff; border:1px solid var(--line); border-radius:24px; box-shadow:var(--shadow); }
.admin-brand { color:var(--blue); font-size:24px; font-weight:900; font-style:italic; letter-spacing:-1px; }
.admin-brand span { color:var(--muted); font-size:13px; font-style:normal; letter-spacing:0; }
.auth-kicker { display:block; margin-top:28px; color:var(--blue); font-size:11px; font-weight:850; letter-spacing:1.2px; }
.auth-card h1 { margin:8px 0 9px; font-size:32px; letter-spacing:-1px; }
.auth-card > p { margin:0 0 24px; color:var(--muted); line-height:1.65; }
label { display:grid; gap:7px; color:#526078; font-size:13px; font-weight:700; }
input,textarea,select { width:100%; border:1px solid #ced9e7; border-radius:11px; background:#fff; color:var(--text); outline:none; padding:11px 12px; transition:.18s; }
input,select { min-height:44px; }
textarea { resize:vertical; line-height:1.6; }
input:focus,textarea:focus,select:focus { border-color:#79a9ff; box-shadow:0 0 0 3px rgba(52,120,246,.12); }
.auth-card form { display:grid; gap:16px; }
.primary-button { min-height:46px; display:flex; align-items:center; justify-content:center; padding:0 18px; border:0; border-radius:11px; color:#fff; background:linear-gradient(135deg,#4287ff,#276cec); font-weight:800; cursor:pointer; box-shadow:0 8px 18px rgba(52,120,246,.18); }
.primary-button.inline { min-height:44px; width:max-content; }
.secondary-button { min-height:40px; padding:0 14px; border:1px solid #bcd4ff; border-radius:10px; color:var(--blue); background:var(--blue-soft); font-weight:750; cursor:pointer; }
.alert { margin:16px 0; padding:13px 15px; border-radius:11px; font-size:13px; }
.alert.success { color:#126341; background:#e9f8f1; border:1px solid #bde8d3; }
.alert.error { color:#9e2835; background:#fff0f2; border:1px solid #f3c6cd; }
.admin-header { position:sticky; top:0; z-index:20; min-height:66px; display:flex; align-items:center; justify-content:space-between; padding:0 max(20px,calc((100% - 1180px)/2)); background:rgba(255,255,255,.9); border-bottom:1px solid var(--line); backdrop-filter:blur(16px); }
.admin-header nav { display:flex; gap:8px; }
.admin-header nav a { padding:9px 12px; color:var(--muted); border-radius:9px; font-size:13px; font-weight:700; }
.admin-header nav a:hover { color:var(--blue); background:var(--blue-soft); }
.admin-shell,.editor-shell { width:min(100% - 28px,1180px); margin:0 auto; padding:48px 0 80px; }
.dashboard-heading,.editor-heading { display:flex; justify-content:space-between; align-items:end; gap:24px; margin-bottom:25px; }
.dashboard-heading .auth-kicker,.editor-heading .auth-kicker { margin:0; }
.dashboard-heading h1,.editor-heading h1 { margin:7px 0 5px; font-size:38px; letter-spacing:-1.4px; }
.dashboard-heading p { margin:0; color:var(--muted); }
.admin-list { display:grid; gap:13px; }
.admin-item { display:grid; grid-template-columns:170px minmax(0,1fr) auto; gap:20px; align-items:center; padding:14px; background:#fff; border:1px solid var(--line); border-radius:17px; box-shadow:0 8px 25px rgba(28,58,100,.05); }
.admin-item > img { width:170px; aspect-ratio:16/9; object-fit:cover; border-radius:11px; background:#e7edf5; }
.admin-item h2 { margin:7px 0 4px; font-size:18px; }
.admin-item p { margin:0; color:var(--muted); font-size:13px; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.item-meta { display:flex; flex-wrap:wrap; gap:7px 12px; align-items:center; color:#8490a2; font-size:11px; }
.status { padding:4px 8px; border-radius:999px; font-weight:800; }
.status.published { color:#13734a; background:#e6f8ef; }
.status.draft { color:#7a6170; background:#f2edf0; }
.admin-actions { display:flex; gap:7px; }
.admin-actions a { min-height:38px; display:flex; align-items:center; padding:0 12px; color:var(--muted); border:1px solid var(--line); border-radius:9px; font-size:12px; font-weight:750; }
.admin-actions .edit-link { color:var(--blue); background:var(--blue-soft); border-color:#cfe0ff; }
.editor-shell { max-width:920px; }
.editor-form { display:grid; gap:18px; }
.editor-card { padding:24px; background:#fff; border:1px solid var(--line); border-radius:19px; box-shadow:var(--shadow); }
.card-heading { display:flex; gap:13px; align-items:flex-start; margin-bottom:22px; }
.card-heading > span { flex:0 0 42px; height:42px; display:grid; place-items:center; color:var(--blue); background:var(--blue-soft); border-radius:50%; font-weight:900; }
.card-heading h2 { margin:1px 0 3px; font-size:20px; }
.card-heading p { margin:0; color:var(--muted); font-size:12px; }
.card-heading.with-action > div { flex:1; }
.form-grid { display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.form-grid .wide { grid-column:1/-1; }
.image-field,.step-image-edit { display:flex; gap:18px; align-items:center; flex-wrap:wrap; }
.image-field img { width:min(100%,400px); aspect-ratio:16/9; object-fit:cover; border-radius:14px; border:1px solid var(--line); }
.step-image-edit img { width:180px; max-height:180px; object-fit:contain; border-radius:10px; border:1px solid var(--line); background:#edf2f7; }
.upload-button { min-height:42px; display:flex; align-items:center; justify-content:center; padding:0 14px; color:var(--blue); background:var(--blue-soft); border:1px dashed #9fc0fb; border-radius:10px; cursor:pointer; }
.upload-button input { position:absolute; width:1px; height:1px; opacity:0; pointer-events:none; }
.step-editor { display:grid; gap:14px; }
.step-editor-card { padding:18px; background:#f8fafd; border:1px solid #dce5ef; border-radius:14px; }
.step-editor-top { display:flex; justify-content:space-between; align-items:center; margin-bottom:16px; }
.step-editor-top strong { color:var(--blue); }
.step-editor-top div { display:flex; gap:5px; }
.step-editor-top button { min-width:36px; height:34px; border:1px solid #d4deeb; border-radius:8px; background:#fff; color:#627189; cursor:pointer; }
.step-editor-top .danger { color:var(--red); }
.step-image-edit { margin-top:15px; }
.editor-footer { display:flex; justify-content:flex-end; align-items:center; gap:18px; padding:10px 4px; }
.editor-footer > a { color:var(--muted); font-size:13px; }
@media(max-width:760px){.admin-shell,.editor-shell{padding-top:30px}.dashboard-heading,.editor-heading{align-items:flex-start;flex-direction:column}.admin-item{grid-template-columns:90px minmax(0,1fr)}.admin-item>img{width:90px}.admin-actions{grid-column:1/-1;justify-content:flex-end}.form-grid{grid-template-columns:1fr}.form-grid .wide{grid-column:auto}.editor-card{padding:18px}.card-heading.with-action{flex-wrap:wrap}.card-heading.with-action .secondary-button{margin-left:55px}.admin-header{padding:0 14px}.admin-header .admin-brand span{display:none}}
@media(max-width:480px){.admin-item{grid-template-columns:1fr}.admin-item>img{width:100%}.admin-actions{grid-column:auto}.admin-header nav a:first-child{display:none}.auth-card{padding:25px}.dashboard-heading h1,.editor-heading h1{font-size:32px}}