:root {
  --admin-bg: #f5f3fa;
  --admin-surface: #ffffff;
  --admin-ink: #2c2549;
  --admin-muted: #7b738f;
  --admin-line: #e4def2;
  --admin-violet: #624dcc;
  --admin-violet-deep: #30235f;
  --admin-lavender: #ece7ff;
  --admin-pink: #f58baf;
  --admin-gold: #e9c96e;
  --admin-shadow: 0 18px 50px rgba(48, 35, 95, .1);
  --admin-font: "Avenir Next", "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}
* { box-sizing: border-box; }
html { min-width: 320px; background: var(--admin-bg); }
body { margin: 0; color: var(--admin-ink); background: var(--admin-bg); font-family: var(--admin-font); }
button, input, textarea, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button:focus-visible, a:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible { outline: 3px solid rgba(245,139,175,.55); outline-offset: 2px; }
img { display: block; max-width: 100%; }
h1, h2, p { margin-top: 0; }
[hidden] { display: none !important; }

.admin-header {
  position: sticky;
  z-index: 40;
  top: 0;
  display: flex;
  min-height: 78px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 12px 24px;
  border-bottom: 1px solid rgba(98,77,204,.1);
  background: rgba(255,255,255,.9);
  backdrop-filter: blur(18px);
}
.admin-brand { display: inline-flex; align-items: center; gap: 10px; color: inherit; text-decoration: none; }
.admin-brand img { width: 48px; height: 48px; object-fit: contain; }
.admin-brand span { display: flex; flex-direction: column; line-height: 1.1; }
.admin-brand strong { font-size: 1.1rem; letter-spacing: .06em; }
.admin-brand small { margin-top: 5px; color: var(--admin-muted); font-size: .66rem; }
.admin-actions { display: flex; align-items: center; flex-wrap: wrap; justify-content: flex-end; gap: 8px; }
.save-status { display: inline-flex; align-items: center; gap: 7px; margin-right: 6px; color: var(--admin-muted); font-size: .76rem; }
.save-status i { width: 8px; height: 8px; border-radius: 50%; background: #61bd8a; }
.save-status.is-dirty i { background: var(--admin-gold); }
.save-status.is-saving i { background: var(--admin-violet); animation: pulse 1s infinite; }
.save-status.is-error i { background: #e46262; }
@keyframes pulse { 50% { opacity: .25; } }

.admin-button {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 0 16px;
  border: 1px solid transparent;
  border-radius: 12px;
  cursor: pointer;
  font-size: .78rem;
  font-weight: 750;
  text-decoration: none;
  transition: transform .2s ease, background .2s ease, border-color .2s ease;
}
.admin-button:hover { transform: translateY(-1px); }
.admin-button--primary { color: #fff; background: var(--admin-violet); box-shadow: 0 9px 22px rgba(98,77,204,.2); }
.admin-button--primary:hover { background: var(--admin-violet-deep); }
.admin-button--soft { border-color: var(--admin-line); color: var(--admin-violet-deep); background: #fff; }
.admin-button--soft:hover { border-color: var(--admin-violet); background: var(--admin-lavender); }

.admin-layout { display: grid; min-height: calc(100vh - 78px); grid-template-columns: 250px minmax(0, 1fr); }
.admin-sidebar { position: sticky; top: 78px; height: calc(100vh - 78px); padding: 26px 18px; overflow-y: auto; border-right: 1px solid var(--admin-line); background: rgba(255,255,255,.66); }
.sidebar-label { margin: 0 12px 12px; color: var(--admin-muted); font-size: .68rem; font-weight: 800; letter-spacing: .08em; }
.admin-nav { display: flex; width: 100%; align-items: center; gap: 11px; margin-bottom: 6px; padding: 12px 13px; border: 0; border-radius: 12px; color: var(--admin-muted); background: transparent; cursor: pointer; font-size: .84rem; font-weight: 750; text-align: left; }
.admin-nav span { display: grid; width: 25px; height: 25px; place-items: center; border-radius: 8px; background: var(--admin-lavender); color: var(--admin-violet); font-size: .62rem; }
.admin-nav:hover, .admin-nav.is-active { color: var(--admin-violet-deep); background: var(--admin-lavender); }
.admin-nav.is-active span { color: #fff; background: var(--admin-violet); }
.sidebar-help { margin-top: 28px; padding: 17px; border-radius: 16px; background: var(--admin-violet-deep); color: #fff; }
.sidebar-help strong { font-size: .78rem; }
.sidebar-help p { margin: 7px 0 0; color: rgba(255,255,255,.68); font-size: .7rem; line-height: 1.55; }

.admin-main { min-width: 0; padding: 30px clamp(22px,4vw,56px) 80px; }
.local-notice { max-width: 1180px; margin: 0 auto 22px; padding: 13px 16px; border: 1px solid #ead99d; border-radius: 13px; color: #786530; background: #fff8df; font-size: .76rem; }
.admin-panel { display: none; max-width: 1180px; margin: 0 auto; }
.admin-panel.is-active { display: block; animation: panelIn .3s ease both; }
@keyframes panelIn { from { opacity: 0; transform: translateY(10px); } }
.panel-heading { display: grid; align-items: end; margin: 12px 0 28px; grid-template-columns: minmax(0, 1fr) minmax(220px, .55fr); gap: 40px; }
.panel-heading h1 { margin-bottom: 0; font-size: clamp(2rem, 3.4vw, 3.8rem); line-height: 1.08; letter-spacing: -.045em; }
.panel-heading > p { margin: 0 0 5px; color: var(--admin-muted); font-size: .84rem; }
.panel-heading--action { display: flex; align-items: center; justify-content: space-between; }
.admin-eyebrow { margin-bottom: 8px; color: var(--admin-violet); font-size: .72rem; font-weight: 850; letter-spacing: .08em; }

.form-card { margin-bottom: 20px; padding: clamp(22px,3vw,34px); border: 1px solid var(--admin-line); border-radius: 22px; background: var(--admin-surface); box-shadow: 0 10px 35px rgba(48,35,95,.05); }
.form-card__heading { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-bottom: 24px; }
.form-card__heading > div > span { color: var(--admin-violet); font-size: .68rem; font-weight: 850; }
.form-card__heading h2 { margin: 4px 0 0; font-size: 1.28rem; }
.form-grid { display: grid; gap: 18px; }
.form-grid--two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.field { display: flex; flex-direction: column; gap: 7px; margin-bottom: 17px; color: var(--admin-ink); font-size: .75rem; font-weight: 750; }
.field > span { color: #51486e; }
.field input, .field textarea, .field select { width: 100%; min-height: 46px; padding: 11px 13px; border: 1px solid var(--admin-line); border-radius: 11px; color: var(--admin-ink); background: #fcfbff; outline: 0; font-size: .84rem; font-weight: 500; resize: vertical; transition: border-color .2s ease, box-shadow .2s ease; }
.field input:focus, .field textarea:focus, .field select:focus { border-color: var(--admin-violet); box-shadow: 0 0 0 4px rgba(98,77,204,.09); }
.image-editor { display: grid; align-items: center; margin-bottom: 22px; padding: 16px; border: 1px solid var(--admin-line); border-radius: 17px; background: #faf9fe; grid-template-columns: 210px minmax(0,1fr); gap: 22px; }
.image-editor > div:last-child { display: flex; flex-direction: column; align-items: flex-start; }
.image-editor strong { font-size: .86rem; }
.image-editor p { margin: 5px 0 13px; color: var(--admin-muted); font-size: .72rem; }
.image-preview { display: grid; width: 100%; min-height: 160px; place-items: center; overflow: hidden; border: 1px dashed #cfc5e5; border-radius: 15px; background: linear-gradient(145deg,#f0ecff,#fff); }
.image-preview--wide { height: 150px; }
.image-preview img { width: 100%; height: 100%; object-fit: contain; }
.photo-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 18px; }
.photo-manager { padding: 18px; border: 1px solid var(--admin-line); border-radius: 20px; background: #fff; }
.photo-manager h2 { margin: 17px 0 4px; font-size: 1rem; }
.photo-manager p { min-height: 38px; margin-bottom: 13px; color: var(--admin-muted); font-size: .72rem; }

.product-admin-note { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; padding: 14px 17px; border-radius: 14px; color: #5e4b1f; background: #fff7dd; font-size: .75rem; }
.product-admin-note span { color: #846f3d; }
.product-admin-list { display: grid; gap: 12px; }
.product-admin-item { display: grid; align-items: center; padding: 14px; border: 1px solid var(--admin-line); border-radius: 18px; background: #fff; box-shadow: 0 8px 25px rgba(48,35,95,.04); grid-template-columns: 84px minmax(0,1fr) auto; gap: 16px; }
.product-admin-thumb { display: grid; width: 84px; height: 84px; place-items: center; overflow: hidden; border-radius: 14px; background: var(--admin-lavender); }
.product-admin-thumb img { width: 100%; height: 100%; object-fit: cover; }
.product-admin-thumb span { color: var(--admin-violet); font-size: 1.6rem; font-weight: 900; }
.product-admin-item h2 { margin: 3px 0 5px; font-size: 1rem; }
.product-admin-item p { margin: 0; color: var(--admin-muted); font-size: .72rem; }
.product-admin-meta { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.product-admin-meta span { padding: 3px 8px; border-radius: 999px; color: var(--admin-violet); background: var(--admin-lavender); font-size: .63rem; font-weight: 700; }
.product-admin-buttons { display: flex; gap: 7px; }
.mini-button { min-height: 34px; padding: 0 11px; border: 1px solid var(--admin-line); border-radius: 9px; color: var(--admin-violet-deep); background: #fff; cursor: pointer; font-size: .68rem; font-weight: 750; }
.mini-button:hover { border-color: var(--admin-violet); background: var(--admin-lavender); }
.mini-button--danger { color: #b24765; }
.mini-button--danger:hover { border-color: #edb0c2; background: #fff0f5; }
.news-admin-list { display: grid; gap: 12px; }
.news-admin-item { display: grid; padding: 16px; border: 1px solid var(--admin-line); border-radius: 16px; background: #fcfbff; grid-template-columns: 120px 1fr 2fr 100px auto; gap: 12px; align-items: end; }
.news-admin-item .field { margin: 0; }
.news-admin-item .field:last-of-type { margin: 0; }
.inline-actions { display: flex; flex-wrap: wrap; gap: 8px; }

.product-dialog { width: min(820px, calc(100vw - 32px)); max-height: calc(100vh - 40px); padding: 0; overflow: auto; border: 0; border-radius: 24px; color: var(--admin-ink); background: #fff; box-shadow: 0 30px 90px rgba(35,24,72,.28); }
.product-dialog::backdrop { background: rgba(35,24,72,.48); backdrop-filter: blur(4px); }
.product-dialog form { padding: 30px; }
.dialog-head { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 24px; }
.dialog-head h2 { margin: 4px 0 0; font-size: 1.7rem; }
.dialog-close { display: grid; width: 42px; height: 42px; place-items: center; border: 1px solid var(--admin-line); border-radius: 50%; background: #fff; cursor: pointer; font-size: 1.45rem; }
.product-image-editor { display: grid; align-items: center; margin: 8px 0 24px; padding: 15px; border: 1px solid var(--admin-line); border-radius: 17px; background: #faf9fe; grid-template-columns: 190px minmax(0,1fr); gap: 20px; }
.product-image-editor strong { font-size: .85rem; }
.product-image-editor p { margin: 5px 0 13px; color: var(--admin-muted); font-size: .72rem; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 9px; padding-top: 20px; border-top: 1px solid var(--admin-line); }
.admin-toast { position: fixed; z-index: 100; right: 22px; bottom: 22px; max-width: min(390px, calc(100vw - 44px)); padding: 13px 17px; border-radius: 13px; color: #fff; background: var(--admin-violet-deep); box-shadow: 0 18px 50px rgba(35,24,72,.28); opacity: 0; visibility: hidden; transform: translateY(10px); transition: .25s ease; }
.admin-toast.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }
.admin-toast.is-error { background: #b34563; }
.empty-state { padding: 40px; border: 1px dashed #cfc5e5; border-radius: 18px; color: var(--admin-muted); background: #fff; text-align: center; }
.saving-lock { pointer-events: none; opacity: .65; }

@media (max-width: 920px) {
  .admin-header { align-items: flex-start; flex-direction: column; }
  .admin-actions { width: 100%; justify-content: flex-start; }
  .admin-layout { grid-template-columns: 1fr; }
  .admin-sidebar { position: static; display: flex; height: auto; gap: 7px; padding: 13px; overflow-x: auto; border-right: 0; border-bottom: 1px solid var(--admin-line); }
  .sidebar-label, .sidebar-help { display: none; }
  .admin-nav { width: auto; flex: 0 0 auto; margin: 0; white-space: nowrap; }
  .admin-main { padding: 24px 18px 70px; }
  .panel-heading { grid-template-columns: 1fr; gap: 10px; }
  .photo-grid { grid-template-columns: 1fr; }
  .news-admin-item { grid-template-columns: 1fr 1fr; }
  .news-admin-item .field:nth-child(3) { grid-column: 1 / -1; }
}

@media (max-width: 640px) {
  .admin-header { padding: 12px 14px; }
  .admin-actions { gap: 6px; }
  .save-status { flex: 1 0 100%; }
  .admin-button { min-height: 39px; padding: 0 12px; font-size: .72rem; }
  .admin-layout { min-height: auto; }
  .form-grid--two { grid-template-columns: 1fr; }
  .image-editor, .product-image-editor { grid-template-columns: 1fr; }
  .product-admin-item { grid-template-columns: 66px minmax(0,1fr); }
  .product-admin-thumb { width: 66px; height: 66px; }
  .product-admin-buttons { grid-column: 1 / -1; justify-content: flex-end; }
  .panel-heading--action { align-items: flex-start; flex-direction: column; }
  .news-admin-item { grid-template-columns: 1fr; }
  .news-admin-item .field:nth-child(3) { grid-column: auto; }
  .product-dialog form { padding: 22px 18px; }
}

.media-upload-row { display: grid; align-items: center; margin-top: 18px; padding: 16px; border: 1px solid var(--admin-line); border-radius: 17px; background: #faf9fe; grid-template-columns: minmax(240px, 360px) minmax(0, 1fr); gap: 22px; }
.media-upload-row video { width: 100%; min-height: 180px; border-radius: 14px; background: #241b49; object-fit: contain; }
.media-upload-row strong { font-size: .86rem; }
.media-upload-row p, .form-help { margin: 5px 0 13px; color: var(--admin-muted); font-size: .72rem; }
.form-help { margin: -8px 0 18px; }
.merch-admin-list { display: grid; gap: 14px; }
.merch-admin-item { display: grid; align-items: center; padding: 15px; border: 1px solid var(--admin-line); border-radius: 18px; background: #fcfbff; grid-template-columns: 120px minmax(0, 1fr) auto; gap: 18px; }
.merch-admin-item__image { display: grid; width: 120px; height: 120px; place-items: center; overflow: hidden; border-radius: 14px; background: var(--admin-lavender); }
.merch-admin-item__image img { width: 100%; height: 100%; object-fit: cover; }
.merch-admin-item__image span { color: var(--admin-violet); font-size: 2rem; font-weight: 900; }
.merch-admin-item__fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.merch-admin-item__fields .field { margin: 0; }
.merch-admin-item__actions { display: flex; flex-direction: column; gap: 8px; align-items: stretch; }
.news-admin-item { grid-template-columns: 110px 110px minmax(180px,1fr) minmax(180px,1.1fr) auto; }
@media (max-width: 920px) {
  .media-upload-row { grid-template-columns: 1fr; }
  .merch-admin-item { grid-template-columns: 90px minmax(0, 1fr); }
  .merch-admin-item__image { width: 90px; height: 90px; }
  .merch-admin-item__actions { grid-column: 1 / -1; flex-direction: row; justify-content: flex-end; }
  .news-admin-item { grid-template-columns: 1fr 1fr; }
  .news-admin-item .field:nth-child(3), .news-admin-item .field:nth-child(4) { grid-column: 1 / -1; }
}
@media (max-width: 640px) {
  .merch-admin-item { grid-template-columns: 1fr; }
  .merch-admin-item__image { width: 100%; height: 210px; }
  .merch-admin-item__fields { grid-template-columns: 1fr; }
}

.quality-admin-grid { display: grid; margin-top: 20px; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.quality-admin-item { padding: 16px; border: 1px solid var(--admin-line); border-radius: 17px; background: #fcfbff; }
.quality-admin-item .image-preview { height: 180px; margin-bottom: 14px; }
.quality-admin-item .field { margin-bottom: 12px; }
.quality-admin-item .admin-button { width: 100%; }
@media (max-width: 640px) { .quality-admin-grid { grid-template-columns: 1fr; } }

.science-admin-list { display: grid; gap: 14px; }
.science-admin-item { display: grid; align-items: start; padding: 15px; border: 1px solid var(--admin-line); border-radius: 18px; background: #fcfbff; grid-template-columns: 120px minmax(0, 1fr) auto; gap: 18px; }
.science-admin-item__image { display: grid; width: 120px; height: 120px; place-items: center; overflow: hidden; border-radius: 14px; background: var(--admin-lavender); }
.science-admin-item__image img { width: 100%; height: 100%; object-fit: cover; }
.science-admin-item__image span { color: var(--admin-violet); font-size: 2rem; font-weight: 900; }
.science-admin-item__fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.science-admin-item__fields .field { margin: 0; }
.science-admin-item__description { grid-column: 1 / -1; }
.science-admin-item__actions { display: flex; flex-direction: column; gap: 8px; align-items: stretch; }
@media (max-width: 920px) {
  .science-admin-item { grid-template-columns: 90px minmax(0, 1fr); }
  .science-admin-item__image { width: 90px; height: 90px; }
  .science-admin-item__actions { grid-column: 1 / -1; flex-direction: row; justify-content: flex-end; }
}
@media (max-width: 640px) {
  .science-admin-item { grid-template-columns: 1fr; }
  .science-admin-item__image { width: 100%; height: 210px; }
  .science-admin-item__fields { grid-template-columns: 1fr; }
  .science-admin-item__description { grid-column: auto; }
}