/* layout.css — Structural layout + responsive breakpoints (depends on tokens.css)
 * Order: tokens.css -> components.css -> layout.css
 * Media queries use literal px; --bp-* vars are documentation only.
 */

/* Reset / base */
[hidden] {
  display: none !important;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, system-ui, sans-serif;
}

/* Login */
.login-screen {
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #6b2847, #174c3c);
  padding: 20px;
}
.login-card {
  width: min(440px, 100%);
  background: var(--surface);
  padding: 30px;
  border-radius: 20px;
  box-shadow: var(--shadow);
}
h1,
h2,
p {
  margin-top: 0;
}
h1 {
  margin-bottom: 0;
  letter-spacing: -0.04em;
}

/* Topbar */
.topbar {
  padding: 24px clamp(20px, 5vw, 70px);
  background: var(--burgundy);
  color: white;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 5px solid #c9905b;
}
.header-actions {
  display: flex;
  gap: 10px;
  align-items: center;
}
.badge {
  padding: 7px 11px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 999px;
  text-transform: uppercase;
  font-size: 0.72rem;
  font-weight: 800;
}
.badge.muted {
  border-color: rgba(255, 255, 255, 0.25);
  opacity: 0.75;
  text-transform: none;
  letter-spacing: 0.02em;
}

/* Tabs */
.tabs {
  background: #fff;
  display: flex;
  gap: 4px;
  padding: 8px clamp(16px, 4vw, 60px);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 5;
}
.tab {
  border: 0;
  background: transparent;
  padding: 10px 14px;
  border-radius: 9px;
  font-weight: 750;
  color: var(--muted);
  cursor: pointer;
}
.tab.active {
  background: #f0e2e9;
  color: var(--burgundy);
}
/* Nav overflow (P0-05) */
.nav-overflow {
  display: none;
  position: relative;
  margin-left: auto;
  flex: none;
}
.overflow-toggle {
  white-space: nowrap;
}
.overflow-menu {
  position: absolute;
  right: 0;
  top: calc(100% + 6px);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 10px;
  box-shadow: var(--shadow);
  padding: 6px;
  min-width: 160px;
  z-index: 10;
}
.overflow-menu button[role="menuitem"] {
  display: block;
  width: 100%;
  text-align: left;
  padding: 10px 12px;
  border: 0;
  background: transparent;
  border-radius: 8px;
  font-weight: 700;
  color: var(--muted);
  cursor: pointer;
}
.overflow-menu button[role="menuitem"]:hover,
.overflow-menu button[role="menuitem"]:focus-visible {
  background: #f7f2ec;
  color: var(--ink);
  outline: none;
}

/* Main / views */
main {
  padding: 24px clamp(16px, 4vw, 60px) 60px;
  max-width: 1500px;
  margin: auto;
}
.view {
  display: none;
}
.view.active {
  display: block;
}

/* Grids — base (desktop > 1024) */
.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 13px;
  margin-bottom: 18px;
}
.grid.two {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-bottom: 18px;
}
.panel {
  overflow: hidden;
  margin-bottom: 18px;
}

/* ============================================================
 * Breakpoints — literal px (vars not valid in @media)
 * --bp-sm:480px  --bp-md:768px  --bp-lg:1024px (defined in tokens.css)
 * Order: larger max-width first, then smaller, so narrower wins.
 * min-width queries for progressive enhancement after max-width.
 * ============================================================ */

/* Large desktop: <=1024px — subtle padding tighten */
@media (max-width: 1024px) {
  main {
    padding: 20px clamp(16px, 4vw, 40px) 50px;
  }
}
@media (min-width: 1024px) {
  main {
    max-width: 1500px;
  }
}

/* Tablet: <=900px (legacy) — keep for compat, new 768 rules override after */
@media (max-width: 900px) {
  .metric-grid,
  .grid.two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .form-grid.compact,
  .provider-tests {
    grid-template-columns: 1fr;
  }
}

/* New: grid.two collapses <768 (max 767), expands >=768 */
@media (max-width: 767px) {
  .grid.two {
    grid-template-columns: 1fr;
  }
  .tabs {
    flex-wrap: nowrap;
    gap: 2px;
  }
  .tabs .tab {
    padding: 9px 10px;
    font-size: 0.85rem;
  }
  .tabs .tab[data-view="fr24"],
  .tabs .tab[data-view="logs"] {
    display: none;
  }
  .nav-overflow {
    display: block !important;
  }
  .fr24-minimap{max-width:100%}
}
@media (min-width: 768px) {
  .grid.two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .nav-overflow {
    display: none !important;
  }
}

/* Metric-grid responsive: 1col <480, 2col 480-767, 4col >=768 */
@media (max-width: 479px) {
  .metric-grid {
    grid-template-columns: 1fr;
  }
}
@media (min-width: 480px) and (max-width: 767px) {
  .metric-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (min-width: 768px) {
  .metric-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* Filters: column <600, row >=600 */
@media (max-width: 599px) {
  .filters {
    flex-direction: column;
  }
  .filters input {
    width: 100%;
  }
}
@media (min-width: 600px) {
  .filters {
    flex-direction: row;
  }
  .filters input {
    width: 240px;
  }
}

/* Mobile: <=600px (legacy + new) — must come last so it wins at narrow */
@media (max-width: 600px) {
  .topbar {
    align-items: flex-start;
    gap: 15px;
  }
  .metric-grid,
  .grid.two {
    grid-template-columns: 1fr;
  }
  .tabs {
    overflow: auto;
  }
  .panel-header {
    align-items: flex-start;
    flex-direction: column;
  }
}