/* ====== ZÁKLAD ====== */
* { box-sizing: border-box; }
:root{
  --bg: #0b1020;
  --card: rgba(255,255,255,.06);
  --card2: rgba(255,255,255,.10);
  --text: #e9eefc;
  --muted: rgba(233,238,252,.75);
  --brand: #7c5cff;
  --brand2:#2de2a6;
  --line: rgba(255,255,255,.14);
  --shadow: 0 12px 30px rgba(0,0,0,.35);
  --radius: 18px;
}

body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(900px 400px at 20% 0%, rgba(124,92,255,.35), transparent 65%),
    radial-gradient(800px 420px at 80% 10%, rgba(45,226,166,.22), transparent 60%),
    linear-gradient(180deg, #070a12, var(--bg));
  min-height: 100vh;
}

a{ color: inherit; text-decoration: none; }
img{ max-width:100%; display:block; }

.container{
  width: min(1100px, 92vw);
  margin: 0 auto;
}

/* ====== HLAVIČKA + NAV ====== */
.topbar{
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
  background: rgba(7,10,18,.60);
  border-bottom: 1px solid var(--line);
}

.nav{
  display:flex;
  align-items:center;
  justify-content: space-between;
  gap: 18px;
  padding: 14px 0;
}

.brand{
  display:flex;
  align-items:center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: .5px;
}

.logo{
  width: 36px; height: 36px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--brand), var(--brand2));
  box-shadow: 0 10px 25px rgba(124,92,255,.25);
}

.nav ul{
  list-style:none;
  display:flex;
  gap: 6px;
  padding:0;
  margin:0;
  align-items:center;
}

.nav a, .nav button{
  display:inline-block;
  padding: 10px 12px;
  border-radius: 12px;
  color: var(--text);
}

.nav a:hover, .nav button:hover{
  background: rgba(255,255,255,.08);
}

/* ====== DROPDOWN (dvouúrovňové menu) ====== */
.menu-item{ position: relative; }
.submenu{
  position:absolute;
  top: 44px;
  left:0;
  min-width: 210px;
  display:none;
  padding: 8px;
  border-radius: 14px;
  background: rgba(12,16,32,.95);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.submenu a{
  display:block;
  padding: 10px 10px;
  border-radius: 12px;
  white-space: nowrap;
  color: var(--text);
}

.submenu a small{
  display:block;
  color: var(--muted);
  font-size: 12px;
  margin-top: 2px;
}

.menu-item:hover .submenu{ display:block; }

/* ====== MOBILNÍ MENU (bez JS, jen ať se nezlomí) ====== */
.nav-right{
  display:flex;
  gap: 10px;
  align-items:center;
}

.search{
  display:flex;
  gap: 8px;
  align-items:center;
  padding: 10px 12px;
  border-radius: 14px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.10);
}

.search input{
  width: 180px;
  border: none;
  outline: none;
  background: transparent;
  color: var(--text);
}

.badge{
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
  background: rgba(124,92,255,.2);
  border: 1px solid rgba(124,92,255,.35);
}

/* ====== HERO ====== */
.hero{
  padding: 28px 0 18px;
}

.hero-grid{
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 16px;
}

.hero-main{
  border-radius: var(--radius);
  padding: 22px;
  border: 1px solid var(--line);
  background:
    linear-gradient(135deg, rgba(124,92,255,.20), transparent 55%),
    linear-gradient(0deg, rgba(255,255,255,.05), rgba(255,255,255,.05));
  box-shadow: var(--shadow);
}

.hero-main h1{
  margin: 0 0 10px;
  font-size: clamp(26px, 3.2vw, 40px);
  line-height: 1.05;
}

.hero-main p{
  margin: 0 0 16px;
  color: var(--muted);
  max-width: 60ch;
}

.hero-actions{
  display:flex;
  gap: 10px;
  flex-wrap: wrap;
}

.btn{
  border: 1px solid rgba(255,255,255,.16);
  background: rgba(255,255,255,.06);
  color: var(--text);
  padding: 10px 14px;
  border-radius: 14px;
  font-weight: 650;
  display:inline-flex;
  gap: 10px;
  align-items:center;
}

.btn.primary{
  background: linear-gradient(135deg, var(--brand), rgba(124,92,255,.55));
  border: 1px solid rgba(124,92,255,.45);
}

.btn.success{
  background: linear-gradient(135deg, var(--brand2), rgba(45,226,166,.55));
  border: 1px solid rgba(45,226,166,.45);
  color: #06130f;
}

.hero-side{
  display:grid;
  gap: 16px;
}

.kpi, .note{
  border-radius: var(--radius);
  padding: 16px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.05);
}

.kpi strong{
  font-size: 24px;
}

.note p{ margin: 6px 0 0; color: var(--muted); }

/* ====== SEKCÍ GRID ====== */
.section{
  padding: 18px 0 34px;
}

.section-title{
  display:flex;
  justify-content: space-between;
  align-items:end;
  gap: 10px;
  margin: 0 0 12px;
}

.section-title h2{
  margin: 0;
  font-size: 20px;
}

.section-title span{
  color: var(--muted);
  font-size: 13px;
}

.grid-3{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.grid-2{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.card {
    padding: 5px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    transition: 0.3s;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

/* Obrázek přes celou kartu */
.card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    display: block;
}

/* Vnitřní obsah karty */
.card-content {
    padding: 25px;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}


.card:hover{
  transform: translateY(-2px);
  transition: .18s ease;
  background: rgba(255,255,255,.065);
}

.card .tag{
  display:inline-block;
  font-size: 12px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  color: var(--muted);
}

.card h3{
  margin: 10px 0 6px;
}

.card p{
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
}

.meta{
  display:flex;
  justify-content: space-between;
  align-items:center;
  margin-top: 12px;
  gap: 10px;
}

.price{
  font-weight: 800;
  letter-spacing: .2px;
}

.thumb{
  height: 140px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.12);
  background:
    radial-gradient(140px 90px at 30% 30%, rgba(124,92,255,.35), transparent 60%),
    radial-gradient(140px 90px at 70% 60%, rgba(45,226,166,.25), transparent 60%),
    linear-gradient(135deg, rgba(255,255,255,.08), rgba(255,255,255,.03));
}

/* ====== DETAIL PRODUKTU ====== */
.detail{
  display:grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 16px;
  align-items:start;
}

.bigshot{
  height: 360px;
  border-radius: 22px;
  border: 1px solid rgba(255,255,255,.14);
  background:
    radial-gradient(280px 200px at 30% 30%, rgba(124,92,255,.38), transparent 65%),
    radial-gradient(300px 220px at 70% 70%, rgba(45,226,166,.28), transparent 65%),
    linear-gradient(135deg, rgba(255,255,255,.10), rgba(255,255,255,.03));
  box-shadow: var(--shadow);
}

.specs{
  margin-top: 12px;
  display:grid;
  gap: 10px;
}

.spec{
  display:flex;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 14px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.10);
}

.spec span{ color: var(--muted); }

/* ====== TABULKY / KOŠÍK ====== */
.table{
  width: 100%;
  border-collapse: collapse;
  overflow:hidden;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.04);
}

.table th, .table td{
  padding: 12px 12px;
  text-align:left;
  border-bottom: 1px solid rgba(255,255,255,.10);
}

.table th{
  font-size: 13px;
  color: var(--muted);
  font-weight: 700;
}

.summary{
  display:grid;
  gap: 10px;
  padding: 14px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.05);
}

.summary-row{
  display:flex;
  justify-content: space-between;
  color: var(--muted);
}

.summary-row strong{ color: var(--text); }

/* ====== FORM ====== */
.form{
  display:grid;
  gap: 12px;
}

.field{
  display:grid;
  gap: 6px;
}

label{
  font-size: 13px;
  color: var(--muted);
}

input, select, textarea{
  width: 100%;
  padding: 11px 12px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.05);
  color: var(--text);
  outline:none;
}

textarea{ min-height: 120px; resize: vertical; }

.two{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

/* ====== FOOTER ====== */
.footer{
  padding: 26px 0 40px;
  color: var(--muted);
  border-top: 1px solid var(--line);
  margin-top: 18px;
}

.footer .cols{
  display:grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 14px;
}

.footer a{ color: var(--muted); }
.footer a:hover{ color: var(--text); }

/* ====== RESPONSIVE ====== */
@media (max-width: 900px){
  .hero-grid{ grid-template-columns: 1fr; }
  .grid-3{ grid-template-columns: 1fr 1fr; }
  .detail{ grid-template-columns: 1fr; }
  .footer .cols{ grid-template-columns: 1fr; }
}

@media (max-width: 560px){
  .nav{ flex-wrap: wrap; }
  .search input{ width: 120px; }
  .grid-2, .grid-3{ grid-template-columns: 1fr; }
  .two{ grid-template-columns: 1fr; }
  .submenu{ position: static; display: block; padding: 0; border: none; box-shadow: none; background: transparent; }
  .menu-item:hover .submenu{ display:block; }
}