/* =========================================================================
   PIV Engine — Components
   Depends on tokens.css
   ========================================================================= */

/* ---------- APP SHELL ---------- */
.app-shell {
  min-height: 100vh;
  background: var(--bg);
  padding-bottom: var(--s-20);
}

/* ---------- NAV PILL ---------- */
.nav-wrap {
  position: sticky;
  top: var(--s-3);
  z-index: 50;
  padding: 0 var(--container-px);
  margin-top: var(--s-3);
}
.nav {
  display: flex;
  align-items: stretch;
  flex-wrap: nowrap;
  gap: var(--s-2);
  max-width: var(--container);
  margin: 0 auto;
  min-width: 0;
}
.nav-pill {
  flex: 1 1 0;
  min-width: 0;
  display: flex;
  align-items: center;
  gap: var(--s-4);
  background: rgba(24, 24, 27, 0.88);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  color: #fff;
  border-radius: var(--r-full);
  padding: 4px 6px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  min-height: 44px;
}
.nav-aside {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  background: rgba(24, 24, 27, 0.88);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  color: #fff;
  border-radius: var(--r-full);
  padding: 4px 6px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  min-height: 44px;
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  padding-left: var(--s-3);
  padding-right: var(--s-3);
  margin-right: var(--s-2);
  border-right: 1px solid rgba(255, 255, 255, 0.10);
  min-height: 28px;
  white-space: nowrap;
}
.brand-mark { display: none !important; }
.brand::before {
  content: 'PIV ENGINE';
  color: var(--brand-orange);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.brand-text { line-height: 1; }
.brand-app {
  font-size: 12px;
  color: rgba(255,255,255,0.55);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 600;
  white-space: nowrap;
}

.nav-tabs {
  display: flex;
  align-items: center;
  gap: 1px;
  flex: 0 1 auto;
  min-width: 0;
  overflow-x: clip;
  overflow-y: visible;
}

.nav-pill .nav-tab,
.nav-tab,
button.nav-tab {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto !important;
  height: 36px;
  padding: 0 10px;
  border-radius: 0 !important;
  background: transparent !important;
  background-color: transparent !important;
  color: rgba(255, 255, 255, 0.55) !important;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.01em;
  white-space: nowrap;
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
  border: none;
  box-shadow: none !important;
  position: relative;
  -webkit-appearance: none;
  appearance: none;
}
.nav-pill .nav-tab:hover,
.nav-tab:hover { color: rgba(255,255,255,0.85) !important; }
.nav-pill .nav-tab[aria-current="page"],
.nav-pill .nav-tab.active,
.nav-pill .nav-tab[data-state="active"],
.nav-pill .nav-tab[data-active],
.nav-pill .nav-tab[aria-selected="true"],
.nav-tab[aria-current="page"],
.nav-tab.active,
.nav-tab[data-state="active"],
.nav-tab[data-active],
.nav-tab[aria-selected="true"],
button.nav-tab.active {
  background: var(--zinc-950) !important;
  background-color: var(--zinc-950) !important;
  color: #ffffff !important;
  font-weight: 600 !important;
  font-family: var(--font-sans) !important;
  border-radius: 999px !important;
  padding: 0 12px;
  letter-spacing: 0.01em;
  line-height: 1;
  box-shadow: none !important;
}
.nav-pill .nav-tab[aria-current="page"]::after,
.nav-pill .nav-tab.active::after,
.nav-pill .nav-tab[data-state="active"]::after,
.nav-pill .nav-tab[data-active]::after,
.nav-pill .nav-tab[aria-selected="true"]::after,
.nav-tab[aria-current="page"]::after,
.nav-tab.active::after,
.nav-tab[data-state="active"]::after,
.nav-tab[data-active]::after,
.nav-tab[aria-selected="true"]::after {
  content: none;
}

.nav-aside .seg,
.seg {
  display: inline-flex;
  gap: 2px;
  background: transparent !important;
  padding: 0;
}
.nav-aside .seg-btn,
.seg-btn,
button.seg-btn {
  height: 36px;
  padding: 0 10px;
  background: transparent !important;
  background-color: transparent !important;
  color: rgba(255,255,255,0.55) !important;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 400;
  border: none;
  border-radius: 0 !important;
  cursor: pointer;
  letter-spacing: 0.01em;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
  position: relative;
  box-shadow: none !important;
  -webkit-appearance: none;
  appearance: none;
}
.nav-aside .seg-btn:hover,
.seg-btn:hover { color: rgba(255,255,255,0.85) !important; }
.nav-aside .seg-btn.active,
.seg-btn.active,
.seg-btn[data-state="active"],
.seg-btn[data-active],
.seg-btn[aria-selected="true"],
.seg-btn[aria-pressed="true"] {
  color: #ffffff !important;
  font-weight: 600;
  background: var(--zinc-950) !important;
  background-color: var(--zinc-950) !important;
  border-radius: 999px !important;
  padding: 0 12px;
  letter-spacing: 0.01em;
  line-height: 1;
}
.nav-aside .seg-btn.active::after,
.seg-btn.active::after,
.seg-btn[data-state="active"]::after,
.seg-btn[data-active]::after,
.seg-btn[aria-selected="true"]::after,
.seg-btn[aria-pressed="true"]::after {
  content: none;
}

.nav-icon-btn {
  width: 36px; height: 36px;
  border-radius: 10px;
  display: grid; place-items: center;
  background: transparent;
  color: rgba(255,255,255,0.7);
  border: none;
  cursor: pointer;
}
.nav-icon-btn:hover { color: #fff; background: rgba(255,255,255,0.08); }

/* ---------- PAGE ---------- */
.page {
  padding: var(--s-12) 0 var(--s-20);
}
.page-header {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--container-px);
  margin-bottom: var(--s-10);
}
.page-eyebrow {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  font-weight: 500;
  margin-bottom: var(--s-3);
}
.page-title {
  font-size: var(--fs-display);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.05;
  color: var(--fg);
  margin-bottom: var(--s-3);
  max-width: 60ch;
}
.page-lede {
  font-size: 18px;
  color: var(--fg-muted);
  max-width: 72ch;
  line-height: 1.55;
}

.section {
  padding: var(--s-12) 0;
}
.section-head {
  max-width: var(--container);
  margin: 0 auto var(--s-6);
  padding: 0 var(--container-px);
}
.section-eyebrow {
  font-size: 12px;
  color: var(--fg-subtle);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 500;
  margin-bottom: var(--s-2);
}
.section-title {
  font-size: var(--fs-h1);
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: var(--s-2);
}
.section-sub {
  color: var(--fg-muted);
  font-size: 16px;
  max-width: 72ch;
  line-height: 1.55;
}

/* ---------- CARD — OpenAI-style: subtle surface tint, no border ---------- */
.card {
  background: var(--bg-raised);
  border: 0;
  border-radius: var(--r-lg);
  padding: var(--s-6);
}
.card-sunken {
  background: var(--bg-sunken);
  border: 0;
  border-radius: var(--r-lg);
  padding: var(--s-6);
}
/* Flat card — no background, top/bottom rule only. Embeds into the page. */
.card-flat {
  background: transparent;
  border: 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: var(--s-6) 0;
  border-radius: 0;
}
.card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--s-4);
  margin-bottom: var(--s-5);
}
.card-title {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--fg);
  line-height: 1.25;
}
.card-eyebrow {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
  color: var(--fg-subtle);
  margin-bottom: 6px;
}
.card-sub {
  font-size: 14px;
  color: var(--fg-muted);
  margin-top: var(--s-1);
}

/* ---------- KPI — borderless, surface tint only ---------- */
.kpi {
  display: flex; flex-direction: column;
  gap: var(--s-3);
  padding: var(--s-5) var(--s-6);
  background: var(--bg-raised);
  border: 0;
  border-radius: var(--r-lg);
  min-height: 112px;
}
.kpi-label {
  font-size: 14px;
  color: var(--fg-subtle);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
}
.kpi-value {
  font-family: var(--font-mono);
  font-size: 32px;
  font-weight: 500;
  color: var(--fg);
  line-height: 1;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}
.kpi-delta {
  font-family: var(--font-mono);
  font-size: 12px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.kpi-delta.pos { color: var(--data-pos); }
.kpi-delta.neg { color: var(--data-neg); }
.kpi-meta { font-size: 12px; color: var(--fg-subtle); }

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-2);
  height: 36px;
  padding: 0 14px;
  border-radius: var(--r-md);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease), filter var(--dur) var(--ease);
}
.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover { filter: brightness(1.06); }

.btn-secondary {
  background: transparent;
  color: var(--fg);
  border-color: var(--border-strong);
}
.btn-secondary:hover { background: var(--bg-raised); }

.btn-ghost {
  background: transparent;
  color: var(--fg-muted);
}
.btn-ghost:hover { background: var(--bg-raised); color: var(--fg); }

.btn-sm { height: 28px; padding: 0 10px; font-size: 12px; }
.btn-lg { height: 44px; padding: 0 18px; font-size: 14px; }

/* ---------- TAGS / BADGES ---------- */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 2px 6px;
  border-radius: var(--r-sm);
  background: var(--bg-raised);
  color: var(--fg-muted);
  letter-spacing: 0;
}
.tag-accent { background: var(--accent-tint); color: var(--accent); }
.tag-pos    { background: color-mix(in oklab, var(--data-pos) 14%, transparent); color: var(--data-pos); }
.tag-neg    { background: color-mix(in oklab, var(--data-neg) 14%, transparent); color: var(--data-neg); }

/* ---------- TABLE (embedded / minimally bordered, OpenAI-style)
   No outer wrapper border. Rule above header, rule between rows,
   rule below last row. Generous vertical padding, tight left-alignment.
   Supports a .tbl-list variant for index/listing layouts. */
table.tbl {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  border-top: 1px solid var(--border);
}
.tbl thead th {
  text-align: left;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--fg-subtle);
  font-weight: 500;
  padding: 14px 0 14px 16px;
  border-bottom: 1px solid var(--border);
  background: transparent;
  white-space: nowrap;
}
.tbl thead th:first-child { padding-left: 0; }
.tbl tbody td {
  padding: 18px 0 18px 16px;
  border-bottom: 1px solid var(--divider);
  color: var(--fg);
  vertical-align: top;
  line-height: 1.5;
}
.tbl tbody td:first-child { padding-left: 0; }
.tbl tbody tr:hover td { background: transparent; color: var(--fg); }
.tbl tbody tr:hover td:first-child { color: var(--accent); }
.tbl .num, .tbl th.num {
  text-align: right;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  padding-right: 0;
}
.tbl .muted { color: var(--fg-muted); }
.tbl .title { font-weight: 500; font-size: 15px; color: var(--fg); }
.tbl .desc  { font-size: 13px; color: var(--fg-muted); margin-top: 4px; line-height: 1.55; max-width: 60ch; }
.tbl .meta  { font-size: 11px; color: var(--fg-subtle); text-transform: uppercase; letter-spacing: 0.06em; font-weight: 500; }

/* Listing variant — for reports, research index, player lists.
   Category eyebrow + date on left (narrow), title + desc on right (wide). */
.tbl-list { width: 100%; border-collapse: collapse; border-top: 1px solid var(--border); }
.tbl-list tr { border-bottom: 1px solid var(--divider); }
.tbl-list td {
  padding: 24px 16px 24px 0;
  vertical-align: top;
}
.tbl-list td:first-child { padding-left: 0; width: 180px; color: var(--fg-subtle); }
.tbl-list td:last-child  { padding-right: 0; }
.tbl-list .cat {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--fg-subtle);
  font-weight: 500;
}
.tbl-list .date { font-size: 12px; color: var(--fg-subtle); margin-top: 4px; }
.tbl-list .title {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 20px;
  letter-spacing: -0.005em;
  line-height: 1.25;
  color: var(--fg);
}
.tbl-list .desc { margin-top: 6px; font-size: 14px; color: var(--fg-muted); line-height: 1.6; max-width: 64ch; }
.tbl-list tr:hover .title { color: var(--accent); }
.table-wrap { background: transparent; border: 0; border-radius: 0; overflow: visible; }

/* ---------- INPUTS ---------- */
.input, .select {
  height: 36px;
  padding: 0 12px;
  border-radius: var(--r-sm);
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--fg);
  font-size: 13px;
  font-family: inherit;
  width: 100%;
}
.input:focus, .select:focus { border-color: var(--accent); outline: 2px solid var(--accent-tint-2); outline-offset: 0; }

.label {
  display: block;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 500;
  color: var(--fg-subtle);
  margin-bottom: 6px;
}

/* ---------- FILTER BAR ---------- */
.filterbar {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  flex-wrap: wrap;
  padding: var(--s-3) var(--s-4);
  background: var(--bg-raised);
  border: 0;
  border-radius: var(--r-lg);
}

/* ---------- MODAL ---------- */
.modal-scrim {
  position: fixed; inset: 0;
  background: rgba(9, 9, 11, 0.55);
  backdrop-filter: blur(4px);
  display: grid; place-items: center;
  z-index: 100;
  padding: var(--s-6);
}
.modal {
  background: var(--bg);
  border: 0;
  border-radius: var(--r-modal);
  width: 100%;
  max-width: 560px;
  max-height: 88vh;
  overflow-y: auto;
  box-shadow: 0 24px 64px rgba(9,9,11,0.25);
}
.modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--s-5) var(--s-6);
  border-bottom: 1px solid var(--divider);
}
.modal-body { padding: var(--s-6); }

/* ---------- EMPTY / LOADING / ERROR ---------- */
.state {
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  padding: var(--s-16) var(--s-8);
  text-align: center;
  background: var(--bg-raised);
  border: 0;
  border-radius: var(--r-lg);
  gap: var(--s-3);
}
.state-icon {
  width: 44px; height: 44px;
  border-radius: 10px;
  background: var(--bg-raised);
  display: grid; place-items: center;
  color: var(--fg-subtle);
  margin-bottom: var(--s-2);
}
.state-title { font-weight: 600; font-size: 15px; }
.state-sub { color: var(--fg-muted); font-size: 13px; max-width: 44ch; }

/* Skeleton */
@keyframes shimmer { 0% { background-position: -200px 0; } 100% { background-position: calc(200px + 100%) 0; } }
.skeleton {
  background: linear-gradient(90deg, var(--bg-raised) 0%, var(--bg-sunken) 40%, var(--bg-raised) 80%);
  background-size: 200px 100%;
  animation: shimmer 1.2s infinite linear;
  border-radius: 6px;
}

/* ---------- DIVIDER ---------- */
.hr { height: 1px; background: var(--divider); border: 0; margin: var(--s-8) 0; }

/* ---------- UTIL ---------- */
.row { display: flex; align-items: center; gap: var(--s-3); }
.stack { display: flex; flex-direction: column; gap: var(--s-3); }
.grow { flex: 1; }
.grid { display: grid; gap: var(--s-4); }
.grid-2 { grid-template-columns: repeat(2, minmax(0,1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0,1fr)); }
@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, minmax(0,1fr)); }
}
@media (max-width: 600px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}