/* ==========================================================================
   Datovna — e-shop a klientský vstup (úroveň 3–4): katalog, košík, přihlášení, poradce
   Převzaté styly původního dema (jen třídy, které app/web.css nemá)
   + nové prvky ukázky (inventář, kroky objednávky, platby, poradce).
   ========================================================================== */

/* ---------------------------------------------------------------- katalog */
.page-head{padding:80px 0 30px;
  background:var(--bg);
  background-image:
    radial-gradient(ellipse 60% 50% at 18% 22%, rgba(148,181,168,0.30) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 82% 30%, rgba(201,169,136,0.25) 0%, transparent 60%);
  position:relative;
  overflow:hidden;}
.crumbs{font-size:13px;color:var(--text-mute);margin-bottom:14px}
.crumbs a{color:var(--text-mute)}
.crumbs a:hover{color:var(--text)}
.page-head h1{font-size:clamp(32px,4vw,48px);
  font-weight:800;
  letter-spacing:-0.03em;
  line-height:1.1;
  margin-bottom:14px;
  max-width:780px;}
.page-head p{font-size:17px;
  color:var(--text-mute);
  max-width:680px;
  margin-bottom:32px;}
.tabs-bar{position:sticky;
  top:70px;
  z-index:30;
  background:rgba(250,249,245,0.92);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
  margin-bottom:0;}
.tabs{display:flex;
  gap:4px;
  padding:14px 0;
  overflow-x:auto;
  scrollbar-width:none;}
.tabs::-webkit-scrollbar{display:none}
.tab{padding:10px 18px;
  background:transparent;
  border:1.5px solid transparent;
  border-radius:99px;
  font-size:14px;
  font-weight:600;
  color:var(--text-mute);
  cursor:pointer;
  white-space:nowrap;
  transition:all .15s;}
.tab:hover{color:var(--text);background:var(--bg-soft)}
.tab.active{background:var(--card-bg);
  color:var(--card-text);}
.catalog{display:grid;
  grid-template-columns:240px 1fr;
  gap:32px;
  padding:50px 0 80px;
  align-items:start;}
.filters{position:sticky;top:160px;}
.filter-block{background:var(--bg-alt);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:20px;
  margin-bottom:14px;}
.filter-title{font-size:13px;
  font-weight:700;
  text-transform:uppercase;
  letter-spacing:0.08em;
  color:var(--text);
  margin-bottom:14px;}
.filter-list{list-style:none}
.filter-list li{display:flex;
  justify-content:space-between;
  padding:6px 0;
  font-size:14px;
  cursor:pointer;
  color:var(--text-mute);
  transition:color .15s;}
.filter-list li:hover{color:var(--text)}
.filter-list li label{cursor:pointer;display:flex;align-items:center;gap:8px;flex:1}
.filter-list li input[type=checkbox]{accent-color:var(--sage-deep)}
.filter-list li small{color:var(--text-light);font-size:12px}
.range-row{display:flex;justify-content:space-between;font-size:13px;margin:8px 0 4px}
.range-input{width:100%;accent-color:var(--sage-deep)}
.products{display:grid;
  grid-template-columns:repeat(auto-fill,minmax(280px,1fr));
  gap:18px;}
.product{background:var(--bg-alt);
  border:1px solid var(--border);
  border-radius:var(--radius);
  overflow:hidden;
  display:flex;
  flex-direction:column;
  transition:all .2s;
  position:relative;}
.product:hover{transform:translateY(-3px);
  box-shadow:var(--shadow-lg);
  border-color:var(--sage);}
.product-badge{position:absolute;
  top:14px;right:14px;
  background:var(--sand);
  color:var(--card-bg);
  font-size:11px;
  font-weight:700;
  padding:3px 9px;
  border-radius:99px;
  text-transform:uppercase;
  letter-spacing:0.05em;
  z-index:2;}
.product-badge.green{background:var(--sage-deep);color:#fff}
.product-head{padding:22px 22px 16px;
  border-bottom:1px solid var(--border-soft);}
.product-cat{font-size:11px;
  font-weight:700;
  letter-spacing:0.10em;
  color:var(--text-light);
  text-transform:uppercase;
  margin-bottom:8px;}
.product-name{font-size:20px;
  font-weight:800;
  letter-spacing:-0.025em;
  line-height:1.2;
  margin-bottom:4px;}
.product-tagline{font-size:13px;
  color:var(--text-mute);}
.product-specs{padding:18px 22px;
  flex:1;}
.product-spec{display:flex;
  justify-content:space-between;
  padding:6px 0;
  font-size:13px;}
.product-spec .label{color:var(--text-mute)}
.product-spec .val{font-weight:600;color:var(--text)}
.product-foot{padding:18px 22px;
  background:var(--bg-soft);
  border-top:1px solid var(--border);}
.product-price{display:flex;
  align-items:baseline;
  gap:6px;
  margin-bottom:12px;}
.product-price strong{font-size:24px;
  font-weight:800;
  letter-spacing:-0.025em;}
.product-price small{font-size:12px;color:var(--text-mute)}
.product-cta{width:100%;padding:10px;font-size:13px}
.results-info{display:flex;
  justify-content:space-between;
  align-items:center;
  margin-bottom:18px;}
.results-count{font-size:13px;color:var(--text-mute)}
.sort{font-size:13px;
  display:flex;
  align-items:center;
  gap:8px;}
.sort select{padding:7px 14px;
  border:1px solid var(--border);
  background:var(--bg-alt);
  border-radius:8px;
  font-size:13px;}
@media (max-width:900px){
.catalog{grid-template-columns:1fr;gap:18px}
.filters{position:static}
.page-head{padding:50px 0 20px}
}

/* ---------------------------------------------------------------- košík */
.cart-grid{display:grid;
  grid-template-columns:1.5fr 1fr;
  gap:32px;
  padding-bottom:80px;
  align-items:start;}
.cart-items{background:var(--bg-alt);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  overflow:hidden;}
.cart-item{display:grid;
  grid-template-columns:64px 1fr auto;
  gap:18px;
  padding:22px 24px;
  border-bottom:1px solid var(--border-soft);
  align-items:center;}
.cart-item:last-child{border-bottom:none}
.cart-item-icon{width:64px;height:64px;
  background:var(--card-bg);
  border-radius:14px;
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--sage);}
.cart-item-icon svg{width:30px;height:30px;stroke:currentColor;fill:none;stroke-width:1.6}
.cart-item-info h3{font-size:17px;
  font-weight:700;
  letter-spacing:-0.018em;
  margin-bottom:4px;}
.cart-item-info .specs{font-size:13px;
  color:var(--text-mute);
  margin-bottom:10px;}
.cart-item-actions{display:flex;
  gap:14px;
  align-items:center;
  font-size:13px;}
.cart-item-actions a{color:var(--text-mute);transition:color .15s}
.cart-item-actions a:hover{color:var(--text)}
.cart-item-actions a.danger:hover{color:#c44}
.cart-item-price{text-align:right;
  white-space:nowrap;}
.cart-item-price strong{font-size:18px;
  font-weight:800;
  letter-spacing:-0.02em;
  display:block;}
.cart-item-price small{font-size:12px;
  color:var(--text-mute);}
.period{background:var(--bg-soft);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:18px 22px;
  margin-top:18px;}
.period-title{font-size:13px;
  font-weight:600;
  margin-bottom:12px;}
.period-opts{display:flex;gap:8px;flex-wrap:wrap}
.period-opt{flex:1;
  min-width:110px;
  padding:12px;
  background:var(--bg-alt);
  border:1.5px solid var(--border);
  border-radius:10px;
  cursor:pointer;
  text-align:center;
  font-size:13px;
  transition:all .15s;}
.period-opt:hover{border-color:var(--text-light)}
.period-opt.active{background:var(--card-bg);
  border-color:var(--card-bg);
  color:var(--card-text);
  font-weight:600;}
.period-opt strong{display:block;font-size:15px;margin-bottom:2px}
.period-opt small{font-size:11px;opacity:.85;display:block}
.period-opt .save{display:inline-block;
  background:var(--sage-soft);
  color:var(--sage-deep);
  font-size:10px;
  font-weight:700;
  padding:2px 6px;
  border-radius:99px;
  margin-top:4px;
  text-transform:uppercase;
  letter-spacing:0.05em;}
.period-opt.active .save{background:var(--sage);color:var(--card-bg)}
.promo{background:var(--bg-alt);
  border:1px dashed var(--border);
  border-radius:var(--radius);
  padding:18px 22px;
  margin-top:18px;
  display:flex;
  gap:10px;
  align-items:center;}
.promo input{flex:1;
  padding:10px 14px;
  border:1.5px solid var(--border);
  border-radius:10px;
  background:var(--bg);
  font-size:14px;}
.promo input:focus{outline:none;border-color:var(--sage-deep);box-shadow:0 0 0 3px var(--sage-soft)}
.promo .btn-sm{flex-shrink:0}
.cart-summary{background:var(--card-bg);
  background-image:linear-gradient(180deg,var(--card-bg) 0%,var(--card-bg-2) 100%);
  color:var(--card-text);
  border-radius:var(--radius-lg);
  padding:30px;
  border:1px solid var(--card-border);
  position:sticky;
  top:90px;}
.cart-summary-title{font-size:11px;
  font-weight:700;
  letter-spacing:0.12em;
  text-transform:uppercase;
  color:var(--sage);
  margin-bottom:20px;}
.cart-summary-list{list-style:none;margin-bottom:18px}
.cart-summary-list li{display:flex;
  justify-content:space-between;
  padding:8px 0;
  font-size:14px;
  border-bottom:1px solid rgba(255,255,255,0.06);}
.cart-summary-list li:last-child{border-bottom:none}
.cart-summary-list .label{color:var(--card-mute)}
.cart-summary-list .val{color:var(--card-text);font-weight:600}
.cart-summary-list .discount{color:var(--sage);font-weight:600}
.cart-total{padding:18px 0 8px;
  border-top:2px solid rgba(255,255,255,0.08);}
.cart-total-row{display:flex;
  justify-content:space-between;
  align-items:baseline;
  margin-bottom:6px;}
.cart-total-label{color:var(--card-mute);font-size:13px}
.cart-total-val strong{font-size:32px;
  font-weight:800;
  letter-spacing:-0.025em;}
.cart-total-val span{font-size:16px;color:var(--sage);margin-left:4px}
.cart-total-vat{font-size:12px;
  color:var(--card-mute);}
.cart-cta{margin-top:22px;width:100%;padding:14px;font-size:15px}
.secure-note{display:flex;
  gap:10px;
  align-items:center;
  font-size:12px;
  color:var(--card-mute);
  margin-top:14px;
  justify-content:center;}
.secure-note svg{width:14px;height:14px;
  stroke:var(--sage);fill:none;stroke-width:2;
  stroke-linecap:round;stroke-linejoin:round;}
.empty{text-align:center;
  padding:60px 24px;
  background:var(--bg-alt);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);}
.empty h3{font-size:20px;margin-bottom:8px}
.empty p{color:var(--text-mute);margin-bottom:24px}
@media (max-width:900px){
.cart-grid{grid-template-columns:1fr}
.cart-summary{position:static}
.cart-item{grid-template-columns:48px 1fr}
.cart-item-price{grid-column:1/-1;text-align:left;padding-top:6px;border-top:1px dashed var(--border-soft);padding-top:10px;margin-top:6px}
.cart-item-icon{width:48px;height:48px}
.cart-item-icon svg{width:22px;height:22px}
}

/* ------------------------------------------------------------- přihlášení */
.auth-card{background:var(--bg-alt);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  padding:48px;
  max-width:460px;
  width:100%;
  box-shadow:var(--shadow-lg);}
.auth-card h1{font-size:32px;
  font-weight:800;
  letter-spacing:-0.025em;
  margin-bottom:8px;
  line-height:1.15;}
.auth-card .lead{color:var(--text-mute);
  font-size:15px;
  margin-bottom:30px;}
.dv-auth-tabs{display:flex;
  background:var(--bg-soft);
  border-radius:99px;
  padding:4px;
  margin-bottom:30px;}
.dv-auth-tab{flex:1;
  padding:10px;
  text-align:center;
  font-size:14px;
  font-weight:600;
  border-radius:99px;
  cursor:pointer;
  color:var(--text-mute);
  transition:all .18s;
  border:none;
  background:transparent;}
.dv-auth-tab.active{background:var(--card-bg);color:var(--card-text)}
.field-row{display:flex;justify-content:space-between;align-items:center;margin:-4px 0 16px;font-size:13px}
.field-row a{color:var(--sage-deep);font-weight:500}
.field-row a:hover{text-decoration:underline}
.field-row label{display:flex;gap:6px;align-items:center;color:var(--text-mute);cursor:pointer}
.field-row input[type=checkbox]{accent-color:var(--sage-deep)}
.btn-outline{background:var(--bg-alt);color:var(--text);border-color:var(--border);margin-top:10px}
.btn-outline:hover{background:var(--bg-soft);border-color:var(--text-light)}
.btn-outline svg{width:16px;height:16px}
.divider{text-align:center;
  margin:24px 0;
  position:relative;
  font-size:12px;
  color:var(--text-light);
  letter-spacing:0.08em;
  text-transform:uppercase;}
.divider::before, .divider::after{content:'';
  position:absolute;
  top:50%;
  width:calc(50% - 30px);
  height:1px;
  background:var(--border);}
.divider::before{left:0}
.divider::after{right:0}
.auth-foot{text-align:center;
  margin-top:24px;
  font-size:14px;
  color:var(--text-mute);}
.auth-foot a{color:var(--sage-deep);font-weight:600}
.auth-foot a:hover{text-decoration:underline}
.security-note{display:flex;
  gap:10px;
  align-items:flex-start;
  padding:12px 14px;
  background:var(--sage-soft);
  border-radius:10px;
  font-size:13px;
  color:var(--text);
  margin-top:18px;}
.security-note svg{width:18px;height:18px;
  stroke:var(--sage-deep);
  fill:none;
  stroke-width:2;
  stroke-linecap:round;
  stroke-linejoin:round;
  flex-shrink:0;
  margin-top:1px;}
.dv-auth-obsah{display:none}
.dv-auth-obsah.active{display:block}
@media (max-width:520px){
.auth-card{padding:32px 24px}
}

/* ------------------------------------------------------------ doplňky ukázky */
.page-head p a, .dv-odkaz { color: var(--sage-deep); font-weight: 600; text-decoration: underline; text-underline-offset: 3px; }
.dv-filtr-pozn { margin: 10px 0 0; font-size: 12px; line-height: 1.45; color: var(--text-light); }
.filter-list li label input[type=radio] { accent-color: var(--sage-deep); }
.product .product-name { margin-top: 0; }
.dv-sklad { display: grid; gap: 8px; padding: 0 22px 16px; font-size: 13px; }
.dv-sklad label { display: grid; gap: 4px; color: var(--text-mute); font-weight: 600; font-size: 12px; }
.dv-sklad select { width: 100%; padding: 9px 12px; border: 1.5px solid var(--border); border-radius: 10px; background: var(--bg-alt); color: var(--text); font: inherit; font-size: 14px; }
.dv-sklad-stav { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; color: var(--text); }
.dv-sklad-stav::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: #52a372; box-shadow: 0 0 0 3px rgba(82,163,114,.18); flex: 0 0 auto; }
.dv-sklad-stav.pozor::before { background: #d9a93d; box-shadow: 0 0 0 3px rgba(217,169,61,.2); }
.dv-sklad-stav.ne::before { background: #b0b3b8; box-shadow: none; }
.product-cta[disabled] { opacity: .55; cursor: not-allowed; transform: none !important; }
.dv-katalog-pata { margin: 28px 0 0; }

/* kroky objednávky */
.dv-kosik .page-head { padding: 56px 0 26px; }
.dv-kroky { display: flex; flex-wrap: wrap; gap: 8px; margin: 18px 0 0; padding: 0; list-style: none; counter-reset: krok; }
.dv-kroky li { counter-increment: krok; display: inline-flex; align-items: center; gap: 8px; min-height: 36px; padding: 0 14px 0 6px;
  border: 1px solid var(--border); border-radius: 99px; background: var(--bg-alt); color: var(--text-mute); font-size: 13px; font-weight: 600; }
.dv-kroky li::before { content: counter(krok); display: inline-flex; align-items: center; justify-content: center; width: 24px; height: 24px;
  border-radius: 50%; background: var(--bg-soft); color: var(--text-mute); font-size: 12px; font-weight: 800; }
.dv-kroky li[aria-current="step"] { background: var(--card-bg); border-color: var(--card-bg); color: var(--card-text); }
.dv-kroky li[aria-current="step"]::before { background: var(--sage); color: var(--card-bg); }
.dv-kroky li.hotovo { color: var(--sage-deep); }
.dv-kroky li.hotovo::before { content: "✓"; background: var(--sage-soft); color: var(--sage-deep); }
[data-k][hidden] { display: none !important; }
.cart-item-actions button { background: none; border: 0; padding: 6px 0; font: inherit; font-size: 13px; color: var(--text-mute); cursor: pointer; }
.cart-item-actions button:hover { color: var(--text); }
.cart-item-actions button.danger:hover { color: #c44; }
.dv-mnozstvi { display: inline-flex; align-items: center; border: 1px solid var(--border); border-radius: 99px; overflow: hidden; }
.dv-mnozstvi button { width: 34px; height: 32px; border: 0; background: var(--bg-soft); color: var(--text); font-size: 16px; cursor: pointer; }
.dv-mnozstvi button:hover { background: var(--bg-tint); }
.dv-mnozstvi button[disabled] { opacity: .4; cursor: not-allowed; }
.dv-mnozstvi output { min-width: 34px; text-align: center; font-weight: 700; font-size: 14px; }
.period-opt { font: inherit; color: inherit; }
.period-opt small, .period-opt strong { pointer-events: none; }
.dv-k-pozn { margin: 10px 2px 0; font-size: 13px; color: var(--text-light); }
.dv-k-pozn b { color: var(--text-mute); }
.promo-stav { font-size: 13px; font-weight: 600; color: var(--sage-deep); }
.promo-stav.chyba { color: #b54a4a; }
.cart-summary .cart-summary-list .dv-polozka { font-size: 13px; }
.cart-summary .btn-ghost { background: transparent; color: var(--card-text); border-color: rgba(255,255,255,.18); }
.cart-summary .btn-ghost:hover { background: rgba(255,255,255,.06); }
.dv-k-form { background: var(--bg-alt); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 28px; display: grid; gap: 14px; min-width: 0; }
.dv-k-form h2 { font-size: 22px; font-weight: 800; letter-spacing: -.02em; margin: 0; }
.dv-k-form > p { margin: -6px 0 0; color: var(--text-mute); font-size: 14px; }
.dv-k-form .form-row { margin-bottom: 0; }
.dv-k-akce { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px; margin-top: 6px; }
.dv-platby { display: grid; gap: 10px; border: 0; margin: 0; padding: 0; }
.dv-platby legend { font-size: 13px; font-weight: 600; margin-bottom: 8px; }
.dv-platba { display: grid; grid-template-columns: 22px minmax(0, 1fr); gap: 4px 12px; align-items: start; padding: 16px 18px; border: 1.5px solid var(--border);
  border-radius: 14px; cursor: pointer; background: var(--bg-alt); }
.dv-platba:hover { border-color: var(--text-light); }
.dv-platba:has(input:checked) { border-color: var(--sage-deep); box-shadow: 0 0 0 3px var(--sage-soft); }
.dv-platba input { width: 18px; height: 18px; margin: 2px 0 0; accent-color: var(--sage-deep); }
.dv-platba b { font-size: 15px; }
.dv-platba span { grid-column: 2; font-size: 13px; color: var(--text-mute); line-height: 1.5; }
.dv-platba[aria-disabled="true"] { opacity: .55; cursor: not-allowed; }

/* hotovo */
.dv-k-hotovo { display: grid; gap: 22px; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); align-items: start; padding-bottom: 80px; }
.dv-hotovo-karta { background: var(--bg-alt); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 30px; display: grid; gap: 14px; min-width: 0; }
.dv-hotovo-karta h2 { margin: 0; font-size: 26px; line-height: 1.2; font-weight: 800; letter-spacing: -.02em; }
.dv-hotovo-karta p { margin: 0; color: var(--text-mute); font-size: 15px; line-height: 1.55; }
.dv-hotovo-ikona { width: 56px; height: 56px; border-radius: 50%; display: flex; align-items: center; justify-content: center; background: var(--sage-soft); color: var(--sage-deep); }
.dv-hotovo-ikona svg { width: 28px; height: 28px; stroke: currentColor; fill: none; stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; }
.dv-shrnuti { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; border-top: 1px solid var(--border-soft); }
.dv-shrnuti li { display: flex; justify-content: space-between; gap: 14px; padding: 10px 0; border-bottom: 1px solid var(--border-soft); font-size: 14px; }
.dv-shrnuti li span:first-child { color: var(--text-mute); }
.dv-shrnuti li b { text-align: right; }
.dv-postup { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.dv-postup li { display: grid; grid-template-columns: 26px minmax(0, 1fr); gap: 10px; align-items: center; font-size: 14px; color: var(--text-light); }
.dv-postup li::before { content: ""; width: 22px; height: 22px; border-radius: 50%; border: 2px solid var(--border); box-sizing: border-box; }
.dv-postup li.bezi { color: var(--text); font-weight: 600; }
.dv-postup li.bezi::before { border-color: var(--sage-deep); border-right-color: transparent; animation: dvToc 0.9s linear infinite; }
.dv-postup li.hotovo { color: var(--text); }
.dv-postup li.hotovo::before { content: "✓"; display: flex; align-items: center; justify-content: center; border: 0; background: var(--sage-deep); color: #fff; font-size: 12px; font-weight: 800; }
@keyframes dvToc { to { transform: rotate(360deg); } }
.dv-qr { display: grid; grid-template-columns: 132px minmax(0, 1fr); gap: 18px; align-items: center; padding: 16px; border: 1px dashed var(--border); border-radius: 14px; background: var(--bg-soft); }
.dv-qr svg { width: 132px; height: 132px; background: #fff; border-radius: 8px; padding: 8px; box-sizing: border-box; }
.dv-qr dl { margin: 0; display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 4px 12px; font-size: 13px; }
.dv-qr dt { color: var(--text-mute); }
.dv-qr dd { margin: 0; font-weight: 700; overflow-wrap: anywhere; }
.dv-tlacitka { display: flex; flex-wrap: wrap; gap: 10px; }
@media (max-width: 900px) {
  .dv-k-hotovo { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .dv-k-form, .dv-hotovo-karta { padding: 20px 18px; }
  .dv-qr { grid-template-columns: 1fr; justify-items: start; }
  .dv-k-akce .btn { flex: 1 1 100%; }
  .results-info { flex-wrap: wrap; gap: 8px; }
}
@media (prefers-reduced-motion: reduce) { .dv-postup li.bezi::before { animation: none; } }

/* přihlášení */
.dv-auth { display: flex; align-items: center; justify-content: center; padding: 56px 20px 80px; min-height: calc(100vh - 70px - var(--uk-h, 52px)); }
.dv-auth .auth-card { position: relative; }
.dv-auth-tab { font: inherit; font-size: 14px; font-weight: 600; }
.dv-auth .field { margin-bottom: 14px; }
.dv-auth .btn-lg { width: 100%; }
.dv-auth .dv-ukazka-ucet { margin: 0 0 18px; padding: 12px 14px; border-radius: 12px; background: var(--bg-soft); font-size: 13px; color: var(--text-mute); display: flex; flex-wrap: wrap; gap: 8px 12px; align-items: center; justify-content: space-between; }
.dv-auth .dv-ukazka-ucet button { border: 0; background: none; padding: 4px 0; color: var(--sage-deep); font: inherit; font-weight: 700; cursor: pointer; text-decoration: underline; }
.dv-textove-tlacitko { background: none; border: 0; padding: 0; font: inherit; color: var(--sage-deep); font-weight: 600; cursor: pointer; }
.dv-textove-tlacitko:hover { text-decoration: underline; }

/* ------------------------------------------------------------- AI poradce (úroveň 4) */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.dv-poradce { display: grid; gap: 24px; grid-template-columns: minmax(0, 1.35fr) minmax(0, .85fr); align-items: start; padding: 10px 24px 80px; }
@media (max-width: 980px) { .dv-poradce { grid-template-columns: 1fr; } }
.dv-poradce-chat, .dv-backend { background: var(--bg-alt); border: 1px solid var(--border); border-radius: var(--radius-lg, 22px); box-shadow: var(--shadow); min-width: 0; }
.dv-poradce-chat { padding: 22px; display: grid; gap: 16px; }
.dv-konverzace { display: grid; gap: 12px; max-height: 62vh; overflow-y: auto; padding: 2px; }
.dv-bublina { max-width: 92%; padding: 14px 16px; border-radius: 16px; background: var(--bg-soft); font-size: 15px; line-height: 1.55; }
.dv-bublina b { display: block; font-size: 12px; color: var(--text-mute); margin-bottom: 2px; }
.dv-bublina p { margin: 0; }
.dv-bublina--ja { justify-self: end; background: var(--card-bg); color: var(--card-text); }
.dv-bublina--ja b { color: var(--card-mute); }
.dv-bublina--poradce { justify-self: start; }
.dv-premysli { display: inline-flex; gap: 4px; }
.dv-premysli i { width: 7px; height: 7px; border-radius: 50%; background: var(--text-light); animation: dvTecka 1s infinite ease-in-out; }
.dv-premysli i:nth-child(2) { animation-delay: .15s; } .dv-premysli i:nth-child(3) { animation-delay: .3s; }
@keyframes dvTecka { 50% { opacity: .25; transform: translateY(-3px); } }
.dv-navrh { display: grid; gap: 10px; margin-top: 8px; }
.dv-navrh-polozka { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 2px 12px; padding: 10px 12px; border-radius: 12px; background: var(--bg-alt); border: 1px solid var(--border); }
.dv-navrh-polozka small { grid-column: 1; color: var(--text-mute); font-size: 12.5px; }
.dv-navrh-polozka strong { grid-row: span 2; align-self: center; white-space: nowrap; }
.dv-navrh-celkem { display: flex; justify-content: space-between; gap: 10px; font-weight: 800; font-size: 17px; padding: 4px 2px; }
.dv-navrh ul { margin: 0; padding-left: 18px; font-size: 14px; color: var(--text-mute); display: grid; gap: 3px; }
.dv-navrh .dv-tlacitka .btn { padding: 10px 16px; font-size: 14px; }
.dv-poradce-form { margin-top: 0; }
.dv-poradce-akce { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 16px; }
.dv-backend { padding: 20px; display: grid; gap: 12px; position: sticky; top: calc(var(--uk-h, 52px) + 90px); }
@media (max-width: 980px) { .dv-backend { position: static; } }
.dv-backend-hlava { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 6px 12px; align-items: baseline; }
.dv-backend-hlava span { font-size: 12px; color: var(--text-mute); font-variant-numeric: tabular-nums; }
.dv-backend-log { list-style: none; margin: 0; padding: 12px 14px; border-radius: 12px; background: #0f1215; color: #cfd6de; display: grid; gap: 6px;
  font: 12.5px/1.5 'SF Mono', Consolas, ui-monospace, monospace; min-height: 180px; overflow-wrap: anywhere; }
.dv-backend-log li { display: grid; grid-template-columns: 58px minmax(0, 1fr); gap: 8px; }
.dv-backend-log li.ceka { display: block; color: #8b949e; }
.dv-backend-log time { color: #7d8590; }
.dv-backend-log b { color: #8fd3ab; font-weight: 600; }
.dv-backend-log .pozor b { color: #f2c160; }
.dv-backend-log pre { margin: 4px 0 0; padding: 8px; border-radius: 8px; background: #161b22; color: #d2dae2; white-space: pre-wrap; font: inherit; font-size: 11.5px; }
.dv-backend-pozn { margin: 0; font-size: 12.5px; color: var(--text-light); line-height: 1.5; }
.dv-backend-pozn a { color: var(--sage-deep); text-decoration: underline; }
@media (prefers-reduced-motion: reduce) { .dv-premysli i { animation: none; } }