:root{
  --bg:#f4f7f3;--surface:#fff;--text:#17221b;--muted:#6f7c73;
  --primary:#1f6b46;--primary-dark:#164b33;--line:#dfe7e1;--danger:#b42318;
  --shadow:0 12px 30px rgba(25,57,39,.08);--radius:20px
}
*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans Thai",sans-serif;background:var(--bg);color:var(--text)}
button,input,select,textarea{font:inherit}.topbar{background:#10291d;color:#fff;padding:22px max(20px,calc((100% - 1180px)/2));display:flex;align-items:center;justify-content:space-between;gap:16px}
.topbar h1{margin:2px 0 0;font-size:clamp(24px,4vw,38px)}.eyebrow{margin:0;color:#7faa91;font-size:12px;letter-spacing:.15em;font-weight:800}
.tabs{position:sticky;top:0;z-index:10;display:flex;gap:8px;overflow:auto;background:#fff;border-bottom:1px solid var(--line);padding:10px max(16px,calc((100% - 1180px)/2))}
.tab{border:0;background:transparent;padding:12px 16px;border-radius:12px;white-space:nowrap;color:var(--muted);font-weight:700}.tab.active{background:#eaf3ed;color:var(--primary)}
.container{max-width:1180px;margin:auto;padding:24px 16px 60px}.page{display:none}.page.active{display:block}
.badge{display:inline-block;background:rgba(255,255,255,.14);padding:7px 10px;border-radius:999px;font-size:13px}
.btn{border:0;border-radius:12px;padding:12px 16px;font-weight:800;cursor:pointer}.btn-primary{background:var(--primary);color:white}.btn-secondary{background:#eaf3ed;color:var(--primary-dark)}.btn-ghost{background:transparent;color:inherit;border:1px solid currentColor}
.style-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.page-head,.filters{display:flex;align-items:center;justify-content:space-between;gap:14px}.page-head{margin-bottom:18px}.page-head h2{margin:4px 0}
.input{width:100%;border:1px solid var(--line);border-radius:12px;padding:12px 14px;background:#fff;color:var(--text)}
.filters{margin-bottom:16px}.filters .input{max-width:50%}.filters .search-wrap{max-width:50%}.meta{color:var(--muted);font-size:14px;line-height:1.7}.actions{display:flex;gap:8px;margin-top:14px;flex-wrap:wrap}.small-btn{border:0;padding:8px 10px;border-radius:9px;background:#eef3ef;cursor:pointer}.small-btn.danger{color:var(--danger);background:#fff0ee}
.search-wrap{position:relative;width:100%}.search-wrap .input{width:100%;padding-right:38px}.search-clear-btn{position:absolute;right:6px;top:50%;transform:translateY(-50%);width:26px;height:26px;border:0;border-radius:50%;background:#e7ede8;color:var(--muted);font-size:16px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center}.search-clear-btn:hover{background:#dbe4dc;color:var(--text)}
input[type="search"]::-webkit-search-cancel-button{-webkit-appearance:none;appearance:none}
.style-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.style-card{overflow:hidden}.style-cover{height:140px;background:linear-gradient(135deg,#dfe9dc,#9ab799);background-size:cover;background-position:center;display:flex;align-items:flex-end;padding:18px;font-size:42px}.style-body{padding:18px}.style-body h3{margin:0 0 6px}.style-body p{color:var(--muted);min-height:48px}.chips{display:flex;gap:7px;flex-wrap:wrap}.chip{background:#eef5ef;color:#315d43;border-radius:999px;padding:6px 9px;font-size:12px}
.empty{padding:40px;text-align:center;color:var(--muted)}
.modal{border:0;border-radius:22px;padding:0;width:min(620px,calc(100% - 24px));box-shadow:0 30px 90px rgba(0,0,0,.25)}.modal::backdrop{background:rgba(8,18,12,.55)}
.modal form{padding:22px}.modal label{display:block;margin:12px 0;color:var(--muted);font-weight:700}.modal label .input{margin-top:7px;color:var(--text);font-weight:400}.modal label.checkbox-label{display:flex;align-items:center;gap:8px;color:var(--text)}.modal label.checkbox-label input{width:auto;margin:0}
.modal-head,.modal-actions{display:flex;align-items:center;justify-content:space-between;gap:12px}
.modal-head-title{display:flex;align-items:center;gap:10px;min-width:0}
.modal-logo{width:32px;height:32px;border-radius:50%;object-fit:cover;flex:0 0 auto;box-shadow:0 2px 8px rgba(0,0,0,.12)}
/* Groups a form's fields under a labeled section instead of one long flat
   stack of <label>s, so a form with a dozen fields reads as a handful of
   short, named steps instead of a wall to scroll through. */
.form-section{margin-top:20px;padding-top:16px;border-top:1px solid var(--line)}
.form-section:first-of-type{margin-top:12px;padding-top:0;border-top:0}
.form-section-title{margin:0 0 2px;font-size:12px;font-weight:800;letter-spacing:.08em;color:#6b7e70;text-transform:uppercase}
/* Progressive disclosure for the optional half of the plant add/edit form —
   native <details>/<summary>, styled to match .form-section-title. */
.plant-add-more>summary.form-section-title{cursor:pointer;list-style:none}
.plant-add-more>summary.form-section-title::-webkit-details-marker{display:none}
.plant-add-more>summary.form-section-title::before{content:"▸ ";display:inline-block;transition:transform .15s}
.plant-add-more[open]>summary.form-section-title::before{transform:rotate(90deg)}
.plant-add-more>summary.form-section-title+*{margin-top:12px}
/* Lets the admin jump straight into editing an item by name instead of
   scrolling the card grid to find its "แก้ไข" button. */
.quick-edit-bar{margin-bottom:14px}
.quick-edit-bar .input{background:#fbfdfb}.modal-actions{justify-content:flex-end;margin-top:18px}.icon-btn{border:0;background:#eef3ef;border-radius:50%;width:38px;height:38px;font-size:24px}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media(max-width:800px){.style-grid{grid-template-columns:1fr 1fr}.topbar{align-items:flex-start}.filters{align-items:stretch;flex-direction:column}.filters .input{max-width:none}.filters .search-wrap{max-width:none}}
@media(max-width:560px){.style-grid,.two-col{grid-template-columns:1fr}.topbar{padding:18px 16px}.topbar .btn{font-size:12px}.container{padding-top:16px}.page-head{align-items:flex-start}.page-head .btn{white-space:nowrap}}
@media print{.topbar,.tabs,.page-head .btn,.actions,.topbar-actions{display:none!important}.container{max-width:none;padding:0}}

.topbar-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:0}
.sync-group{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.admin-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding-left:16px;border-left:1px solid rgba(255,255,255,.22)}
.btn-danger-ghost{border-color:#ff9d8a;color:#ffb3a3}
@media(max-width:800px){.admin-actions{padding-left:0;border-left:0;border-top:1px solid rgba(255,255,255,.22);padding-top:10px;width:100%}}
@media(max-width:560px){.topbar-actions{width:100%}.sync-group{justify-content:space-between;width:100%}.admin-actions{flex-direction:column;align-items:stretch}.admin-actions .btn{width:100%}}

.portfolio-grid{margin-bottom:8px}
.style-card .category-label{font-size:11px;font-weight:800;letter-spacing:.12em;color:#6b7e70;text-transform:uppercase}
.style-card .style-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.style-card .style-actions .btn{flex:1}
.style-card .style-actions .small-btn{flex:0 0 auto}
.style-detail-modal{width:min(780px,calc(100% - 24px))}
.style-detail-wrap{padding:22px}
.style-detail-hero{min-height:180px;border-radius:18px;margin:16px 0;background:linear-gradient(135deg,#dfe9dc,#9ab799);background-size:cover;background-position:center;display:flex;align-items:center;justify-content:center;font-size:78px}
.style-detail-description{font-size:17px;line-height:1.7;color:var(--muted)}
.detail-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:18px 0}
.detail-box{background:#f3f7f4;padding:15px;border-radius:14px}
.detail-box span{display:block;color:var(--muted);font-size:12px;margin-bottom:5px}
.detail-box strong{font-size:16px}
.detail-section{margin-top:18px}
.detail-section h4{margin:0 0 10px}
.care-list{margin:0;padding:0;list-style:none;display:grid;gap:8px;color:var(--muted)}
.care-list li{line-height:1.6}
.care-list b{color:var(--text)}
@media(max-width:560px){.detail-grid{grid-template-columns:1fr}.style-detail-hero{min-height:130px;font-size:58px}}

.plant-filters{display:grid;grid-template-columns:2fr 1fr 1fr auto;align-items:center;gap:10px}
.plant-filters .checkbox-label{display:flex;align-items:center;gap:6px;color:var(--text);white-space:nowrap;font-weight:700}
.plant-filters .checkbox-label input{width:auto;margin:0}
.plant-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:10px 0 16px}
.plant-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.plant-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow);overflow:hidden}
.plant-code{font-size:11px;color:var(--muted);font-weight:800;letter-spacing:.1em;margin-top:2px}
.plant-card h3{margin:5px 0 2px}
.plant-size-picker{display:flex;gap:6px;flex-wrap:wrap;margin:6px 0 2px}
.plant-size-chip{border:1px solid var(--line);background:#fff;color:var(--muted);border-radius:999px;padding:5px 12px;font-size:12px;font-weight:700;cursor:pointer}
.plant-size-chip.active{background:var(--primary);border-color:var(--primary);color:#fff}
.plant-scientific{font-style:italic;color:var(--muted);font-size:13px;min-height:38px}
.plant-price-row{display:flex;justify-content:space-between;gap:10px;margin-top:14px;padding-top:12px;border-top:1px solid var(--line)}
.plant-price-row span{font-size:12px;color:var(--muted)}
.plant-price-row strong{display:block;color:var(--primary);font-size:18px}
.plant-detail-icon{height:260px;border-radius:18px;background:linear-gradient(135deg,#e7f0e8,#afd0b6);background-size:cover;background-position:center;display:flex;align-items:center;justify-content:center;font-size:58px;margin:16px 0}
.plant-thumb{position:relative;height:260px;margin:-18px -18px 12px;background:linear-gradient(135deg,#e7f0e8,#afd0b6);display:flex;align-items:center;justify-content:center;font-size:64px;color:#fff}
.plant-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.supply-card .plant-thumb{height:150px}
.supply-card .plant-thumb img{object-fit:contain;background:#f3f7f4}
.best-seller-badge{position:absolute;top:12px;left:12px;background:linear-gradient(135deg,#e2572b,#f2994a);color:#fff;font-size:12px;font-weight:800;padding:6px 10px;border-radius:999px;box-shadow:0 6px 16px rgba(0,0,0,.2)}
.focal-plant-badge{position:absolute;top:12px;left:12px;background:linear-gradient(135deg,#1f6b46,#3f9d6f);color:#fff;font-size:12px;font-weight:800;padding:6px 10px;border-radius:999px;box-shadow:0 6px 16px rgba(0,0,0,.2)}
.best-seller-badge~.focal-plant-badge{top:46px}
.plant-load-more{display:flex;justify-content:center;margin-top:18px}
@media(max-width:850px){.plant-grid{grid-template-columns:repeat(2,1fr)}.plant-filters{grid-template-columns:1fr}}
@media(max-width:560px){.plant-grid{grid-template-columns:1fr}.plant-toolbar{align-items:flex-start;flex-direction:column}}

/* Garden style photo gallery (multiple angles) */
.style-detail-thumbs{display:flex;gap:8px;margin-top:10px;overflow-x:auto;padding-bottom:2px}
.style-detail-thumbs img{width:64px;height:64px;object-fit:cover;border-radius:10px;cursor:pointer;opacity:.55;flex:0 0 auto;border:2px solid transparent}
.style-detail-thumbs img.active{opacity:1;border-color:var(--primary)}
.style-edit-gallery{display:flex;gap:10px;flex-wrap:wrap;margin-top:8px}
.supply-image-preview{display:block;max-width:360px}
.supply-preview-frame{position:relative;width:100%}.supply-preview-frame>img{display:block;width:100%;height:240px;object-fit:contain;border:1px solid var(--line);border-radius:14px;background:#f3f7f4}.supply-image-remove{position:absolute;right:10px;bottom:10px;box-shadow:0 6px 18px rgba(90,20,20,.2)}
.page-head-actions{display:flex;gap:10px;flex-wrap:wrap;justify-content:flex-end}
.restore-supplies-wrap{padding:22px}.deleted-supplies-list{display:grid;gap:10px;margin-top:16px}.deleted-supply-item{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:13px;border:1px solid var(--line);border-radius:14px;background:#f8faf8}.deleted-supply-item div{display:grid;gap:3px}.deleted-supply-item span{color:var(--muted);font-size:.78rem}
.style-edit-gallery-item{position:relative;width:90px;height:90px}
.style-edit-gallery-item img{width:100%;height:100%;object-fit:cover;border-radius:12px;border:1px solid var(--line)}
.style-edit-gallery-remove{position:absolute;top:-8px;right:-8px;width:24px;height:24px;border-radius:50%;border:0;background:var(--danger);color:#fff;font-size:15px;line-height:1;cursor:pointer}

/* Real-plant linking (style edit picker + style detail display) */
.style-edit-plant-results{display:flex;flex-direction:column;gap:4px;margin-top:6px}
.style-edit-plant-result{text-align:left;border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 10px;cursor:pointer;display:flex;justify-content:space-between;gap:8px}
.chip.removable{display:inline-flex;align-items:center;gap:6px}
.chip.removable button{border:0;background:transparent;color:#315d43;font-size:14px;cursor:pointer;line-height:1;padding:0}
.style-linked-plants{display:grid;grid-template-columns:repeat(auto-fill,minmax(96px,1fr));gap:10px}
.linked-plant-tile{cursor:pointer;text-align:center}
.linked-plant-thumb{height:80px;border-radius:12px;overflow:hidden;background:linear-gradient(135deg,#e7f0e8,#afd0b6);display:flex;align-items:center;justify-content:center;font-size:30px}
.linked-plant-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.linked-plant-name{font-size:12px;margin-top:5px;color:var(--muted)}

/* Admin login gate — blocks the whole admin UI until a real Firebase Auth
   session exists (see firebase-client.js's fbAdminLogin/fbTryRestoreSession). */
.login-screen{position:fixed;inset:0;z-index:100;display:flex;align-items:center;justify-content:center;background:linear-gradient(160deg,#10291d,#1f6b46);padding:20px}
.login-card{background:#fff;border-radius:20px;padding:32px 28px;width:min(380px,100%);box-shadow:0 30px 80px rgba(0,0,0,.35);display:flex;flex-direction:column;gap:4px}
.login-card h1{margin:2px 0 10px;font-size:24px}
.login-sub{color:var(--muted);font-size:13px;line-height:1.6;margin:0 0 18px}
.login-sub code{background:#eef3ef;padding:1px 5px;border-radius:5px;font-size:12px}
.login-card label{display:block;margin:10px 0;color:var(--muted);font-weight:700;font-size:13px}
.login-card label .input,.login-card label input{margin-top:6px}
.login-error{color:var(--danger);font-size:13px;margin:6px 0 0;display:none}
.login-card button[type="submit"]{margin-top:16px;width:100%}

/* Selected 2026 Rinlada split-screen direction. The auth flow and field IDs
   stay unchanged; this layer only changes the presentation. */
.login-screen{
  display:grid;
  grid-template-columns:minmax(360px,44%) minmax(0,1fr);
  align-items:stretch;
  justify-content:stretch;
  padding:0;
  overflow:auto;
  background:#f7f4ed;
  font-family:"IBM Plex Sans Thai",-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans Thai",sans-serif;
}
.login-visual{
  position:relative;
  min-height:100svh;
  overflow:hidden;
  background:#163a2a url("assets/rinlada-nursery-hero.webp?v=2026082801") center/cover no-repeat;
}
.login-visual::after{
  content:"";
  position:absolute;
  inset:0;
  background:rgba(8,35,25,.2);
  pointer-events:none;
}
.login-visual-logo{
  position:absolute;
  z-index:1;
  top:48%;
  left:50%;
  width:min(62%,420px);
  height:auto;
  transform:translate(-50%,-50%);
  filter:brightness(0) invert(1) drop-shadow(0 4px 18px rgba(0,0,0,.34));
}
.login-form-panel{
  position:relative;
  display:grid;
  place-items:center;
  min-width:0;
  min-height:100svh;
  overflow:hidden;
  padding:clamp(42px,7vw,96px);
  background:#f7f4ed;
}
.login-card{
  position:relative;
  z-index:1;
  width:min(530px,100%);
  padding:0;
  gap:0;
  border-radius:0;
  background:transparent;
  box-shadow:none;
}
.login-card .eyebrow{
  margin-bottom:17px;
  color:#729383;
  font-size:13px;
  letter-spacing:.16em;
}
.login-card h1{
  margin:0 0 12px;
  color:#103426;
  font-size:clamp(34px,4vw,52px);
  line-height:1.15;
  letter-spacing:-.035em;
}
.login-sub{
  margin:0 0 34px;
  color:#78827c;
  font-size:16px;
  line-height:1.7;
}
.login-card label{
  margin:0 0 22px;
  color:#183c2d;
  font-size:15px;
  font-weight:700;
}
.login-card label .input,
.login-card label input{
  min-height:64px;
  margin-top:9px;
  padding:14px 17px;
  border:1.5px solid #d9d8cf;
  border-radius:10px;
  background:rgba(255,255,255,.54);
  color:#102f24;
  box-shadow:none;
  transition:border-color .18s ease,box-shadow .18s ease,background .18s ease;
}
.login-card label .input:focus,
.login-card label input:focus{
  outline:0;
  border-color:#1f5e3c;
  background:#fff;
  box-shadow:0 0 0 4px rgba(31,94,60,.12);
}
.login-card button[type="submit"]{
  min-height:62px;
  margin-top:8px;
  border-radius:10px;
  background:#1d5b37;
  font-size:17px;
  transition:background .18s ease,transform .18s ease;
}
.login-card button[type="submit"]:hover{background:#15472d}
.login-card button[type="submit"]:active{transform:translateY(1px)}
.login-card button[type="submit"]:focus-visible{outline:3px solid rgba(31,94,60,.28);outline-offset:3px}
.login-error{margin:-5px 0 16px;font-size:14px}
.login-botanical-mark{
  position:absolute;
  right:-42px;
  bottom:-54px;
  width:270px;
  height:270px;
  object-fit:contain;
  opacity:.06;
  pointer-events:none;
}
@media(max-width:760px){
  .login-screen{grid-template-columns:1fr;grid-template-rows:minmax(220px,34svh) auto}
  .login-visual{min-height:0;background-position:center 45%}
  .login-visual-logo{width:min(58%,300px)}
  .login-form-panel{min-height:66svh;padding:38px 22px 58px;place-items:start center}
  .login-card{width:min(480px,100%)}
  .login-card h1{font-size:34px}
  .login-sub{margin-bottom:28px;font-size:15px}
  .login-card label .input,.login-card label input{min-height:56px}
  .login-card button[type="submit"]{min-height:56px}
  .login-botanical-mark{right:-64px;bottom:-70px;width:220px;height:220px}
}
@media(max-width:420px){
  .login-screen{grid-template-rows:29svh auto}
  .login-form-panel{min-height:71svh;padding:30px 18px 48px}
  .login-card .eyebrow{margin-bottom:12px;font-size:11px}
  .login-card h1{font-size:30px}
  .login-sub{margin-bottom:22px}
  .login-card label{margin-bottom:17px}
}
@media(prefers-reduced-motion:reduce){
  .login-card label .input,.login-card label input,.login-card button[type="submit"]{transition:none}
}