/* ============================================================
   RESPONSIVE — mobile + tablet polish
   Order: largest → smallest breakpoint (cascading overrides)
   ============================================================ */

/* ------------------------------------------------------------
   Universal grid-children min-width fix
   Prevents overflow when content (long text, numbers, dropdowns)
   tries to stretch grid track wider than container.
   ------------------------------------------------------------ */
.hero-l, .hero-r,
.rfn-sidebar, .rfn-main,
.pc-grid > aside, .pc-main,
.dash-row > .panel,
.loc-grid > .loc-tree, .loc-grid > .loc-detail {
  min-width: 0;
}

/* ============================================================
   ≤ 800px — TABLET / MOBILE chrome (burger drawer + login chip)
   ============================================================ */
@media (max-width: 800px) {
  .app {
    grid-template-columns: 0 1fr;
    grid-template-areas: "top top" "main main";
  }
  .app.mini { grid-template-columns: 0 1fr; }

  /* Sidebar = drawer */
  .sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: var(--sidebar-w);
    z-index: 50;
    transform: translateX(-100%);
    transition: transform var(--t);
  }
  .sidebar.open { transform: translateX(0); }

  /* Body scroll lock when drawer open */
  body.drawer-open { overflow: hidden; }

  /* Topbar mobile layout: [burger] [brand] [spacer] [scan-icon] [user-chip] */
  .topbar-strip { display: none; }              /* hide desktop strip */
  .burger-btn { display: inline-flex; }
  .topbar-brand-mobile { display: flex; }
  .topbar-right {
    flex: 0 0 auto;
    padding: 0 8px;
    gap: 8px;
  }
  .topbar-spacer { display: none; }

  /* Quick-scan input → hidden, replaced by scan icon */
  .quick-scan { display: none; }
  .scan-icon-btn { display: inline-flex; }

  /* User chip — avatar-only (no label/name/chev) */
  .topbar-user { display: flex !important; }    /* override stary hide */
  .topbar-user-meta { display: none; }
  .topbar-user-chev { display: none; }
  .topbar-user-btn { padding: 4px; gap: 0; }
  .topbar-user-avatar { width: 32px; height: 32px; }
  .topbar-user-menu { right: 0; left: auto; min-width: 200px; }
}

/* ============================================================
   ≤ 600px — phone polish
   ============================================================ */
@media (max-width: 600px) {
  /* Hero: stat-mini grid 2-col */
  .hero-r { grid-template-columns: repeat(2, 1fr) !important; gap: 8px; }
  .hero { padding: 16px; }
  .hero-l h1 { font-size: 1.5rem; line-height: 1.1; }

  /* Hex strip (decoration) — schovat na malé telefony */
  .hex-strip { display: none; }

  /* Content padding tighter */
  .content { padding: 12px; }

  /* View head smaller */
  .view-head h2 { font-size: 1.5rem; }
  .view-head-meta { font-size: 0.625rem; }

  /* Burger zúžit */
  .burger-btn { width: 44px; }
  .topbar-brand-mobile { font-size: 0.75rem; padding: 0 8px; }
}

/* ============================================================
   ≤ 480px — extra-narrow
   ============================================================ */
@media (max-width: 480px) {
  /* Hero scan input + button stack (instead of inline) */
  .hero-scan { flex-wrap: wrap; }
  .hero-scan input { min-width: 0; flex: 1; }

  /* Quick actions 2-col already, ensure not 1-col here */
  .quick-actions { grid-template-columns: repeat(2, 1fr); }
}

/* ============================================================
   REFINERY MATRIX — squeeze 3×3 below 600px
   ============================================================ */
@media (max-width: 600px) {
  .rfn-matrix-wrap { padding: 8px; gap: 4px; }
  .rfn-mx-cell { padding: 8px 6px; min-height: 64px; }
  .rfn-mx-cell-name { font-size: 0.875rem; }
  .rfn-mx-cell-full { font-size: 0.5625rem; line-height: 1.1; }
  .rfn-mx-cell-tiers { gap: 4px; }
  .rfn-mx-tier { font-size: 0.5rem; padding: 1px 4px; }
  .rfn-mx-head { font-size: 0.5rem; padding: 4px; min-height: 24px; letter-spacing: 0.06em; }
  .rfn-mx-head.row { padding-right: 4px; }

  /* Live calculator inputs: stack 1-col below 600 */
  .rfn-calc-inputs { grid-template-columns: 1fr; }
  .rfn-calc-out { grid-template-columns: repeat(2, 1fr); }
}

/* ============================================================
   ORES TABLE — card list layout below 600px
   ============================================================ */
@media (max-width: 600px) {
  /* Hide table; show card list (rendered by ores.js, see ore-card class) */
  #view-ores .tbl-wrap { display: none; }
  #view-ores .ore-cards { display: flex; }
}
@media (min-width: 601px) {
  #view-ores .ore-cards { display: none; }
}

.ore-cards {
  flex-direction: column;
  gap: 8px;
}
/* Scope: jen Ores Table mobile cards. Bez prefixu by global .ore-card prepsal
   locations.css ore-card a porozbil by Locations detail karty. */
#view-ores .ore-card {
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-rows: auto auto;
  gap: 4px 12px;
  padding: 12px;
  background: var(--bg-panel);
  border: 1px solid var(--line);
  cursor: pointer;
  transition: border-color var(--t);
}
#view-ores .ore-card:hover { border-color: var(--orange); }
.ore-card-icon {
  grid-row: 1 / span 2;
  width: 32px; height: 32px;
  background: var(--orange);
  clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
  align-self: center;
}
.ore-card-name {
  font-family: var(--f-display);
  font-weight: 700;
  color: var(--text-strong);
  font-size: 1rem;
}
.ore-card-value {
  font-family: var(--f-mono);
  color: var(--orange);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  align-self: center;
  text-align: right;
}
.ore-card-meta {
  grid-column: 2 / span 2;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  font-family: var(--f-mono);
  font-size: 0.625rem;
  color: var(--text-mute);
  letter-spacing: 0.06em;
}
.ore-card-meta span { white-space: nowrap; }
.ore-card-meta strong { color: var(--text); font-weight: 600; }

/* ============================================================
   PROFIT CALC — aside above main below 800px
   ============================================================ */
@media (max-width: 800px) {
  .pc-grid { grid-template-columns: 1fr; }
  .pc-grid > aside { order: -1; }
}

/* ============================================================
   ADD SAMPLE form — stack rows 1-col below 600px
   ============================================================ */
@media (max-width: 600px) {
  .add-sample-row--3, .add-sample-row--2 { grid-template-columns: 1fr !important; }
}

/* ============================================================
   LOCATIONS detail — compact 2-col cards below 600px
   ============================================================ */
@media (max-width: 600px) {
  .ore-card-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 6px;
    padding: 10px;
  }
  .ore-card {
    padding: 8px;
    min-width: 0;        /* prevent grid track expansion from long values */
    overflow: hidden;
  }
  .ore-card-hd {
    flex-direction: column;     /* stack name + value vertically — no horizontal mash */
    align-items: flex-start;
    gap: 2px;
    margin-bottom: 4px;
  }
  .ore-card-nm {
    font-size: 0.8125rem;
    word-break: break-word;
    line-height: 1.15;
  }
  .ore-card-v {
    font-size: 0.75rem;
  }
  .ore-card-m {
    gap: 3px;
    flex-wrap: wrap;
  }
  .ore-card-m .lvl {
    font-size: 0.5625rem;
    padding: 1px 4px;
    letter-spacing: 0.04em;
  }
}
@media (max-width: 360px) {
  .ore-card-grid { grid-template-columns: 1fr; }
}

/* Locations tree + detail vertical stack on mobile */
@media (max-width: 800px) {
  .loc-tree { max-height: 50vh; overflow-y: auto; }
}

/* ============================================================
   SCANNER MATCH — 2-row grid below 600px
   "rank | name+sub | value"
   "rank | math (full width)"
   ============================================================ */
@media (max-width: 600px) {
  .match {
    grid-template-columns: 28px 1fr auto !important;
    grid-template-rows: auto auto;
    column-gap: 10px;
    row-gap: 6px;
    padding: 12px;
  }
  .match-rank { grid-row: 1 / span 2; align-self: start; padding-top: 4px; }
  .match-main { grid-column: 2; grid-row: 1; }
  .match-val  { grid-column: 3; grid-row: 1; min-width: 0; text-align: right; font-size: 0.875rem; }
  .match-math { grid-column: 2 / -1; grid-row: 2; white-space: normal; font-size: 0.6875rem; }
  .match-conf { grid-column: 2 / -1; grid-row: 3; align-items: stretch; min-width: 0; }
}