/* =========================================================
   Kingdom Wars Analytics - Stylesheet
   ========================================================= */

:root {
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --transition: 180ms ease;
  --header-h: 64px;
  --filterbar-h: 56px;

  /* Camp identity colors: 1=Fire, 2=Earth, 3=Wind, 4=Water. Keep in sync with
     CAMP_META in assets/js/app.js. */
  --camp-1: #f43f5e;
  --camp-2: #b45309;
  --camp-3: #8b5cf6;
  --camp-4: #3b82f6;
}

html[data-theme="dark"] {
  --bg: #0a0f1c;
  --bg-alt: #0e1526;
  --surface: #131c31;
  --surface-2: #1a2540;
  --border: #263252;
  --text: #e8edf9;
  --text-dim: #8f9bb8;
  --text-faint: #5d6a8c;
  --accent: #f2b84b;
  --accent-dim: #a9803a;
  --accent-2: #5b8def;
  --success: #37d399;
  --danger: #ff6b7d;
  --shadow: 0 8px 24px rgba(0,0,0,0.45);
  --overlay-bg: rgba(6, 10, 20, 0.9);
  --scrollbar: #2b3654;
  --row-hover: rgba(242, 184, 75, 0.06);
  --chip-bg: rgba(255,255,255,0.06);
}

html[data-theme="light"] {
  --bg: #eef1f8;
  --bg-alt: #f7f9fd;
  --surface: #ffffff;
  --surface-2: #f2f5fb;
  --border: #dde3ef;
  --text: #182236;
  --text-dim: #5c6b8a;
  --text-faint: #94a1bd;
  --accent: #c9820f;
  --accent-dim: #e6b45c;
  --accent-2: #2f6feb;
  --success: #158f5f;
  --danger: #d63a4d;
  --shadow: 0 8px 24px rgba(30,41,79,0.10);
  --overlay-bg: rgba(238, 241, 248, 0.92);
  --scrollbar: #c9d2e6;
  --row-hover: rgba(201, 130, 15, 0.06);
  --chip-bg: rgba(20,30,60,0.05);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Segoe UI", Roboto, -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  scroll-behavior: smooth;
}

body { min-height: 100vh; }

::selection { background: var(--accent); color: #171200; }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--scrollbar); border-radius: 10px; }

.hidden { display: none !important; }

a { color: var(--accent-2); }

/* ---------- Loading overlay ---------- */
.loading-overlay {
  position: fixed; inset: 0; z-index: 999;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg);
}
.loading-box { text-align: center; color: var(--text-dim); }
.loading-spinner {
  width: 46px; height: 46px; margin: 0 auto 16px;
  border: 4px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Upload screen ---------- */
.upload-screen {
  position: fixed; inset: 0; z-index: 900;
  display: flex; align-items: center; justify-content: center;
  background: radial-gradient(circle at 30% 20%, rgba(242,184,75,0.10), transparent 55%), var(--bg);
  padding: 24px;
  overflow-y: auto;
}
.upload-card {
  max-width: 620px; width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 40px 36px;
  text-align: center;
  position: relative;
}
.upload-close { position: absolute; right: 14px; top: 12px; }
.upload-icon { font-size: 40px; margin-bottom: 8px; }
.upload-card h1 { margin: 4px 0 6px; font-size: 26px; letter-spacing: 0.3px; }
.upload-subtitle { color: var(--text-dim); margin: 0 0 24px; font-size: 15px; }

.drop-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius-md);
  padding: 34px 20px;
  transition: border-color var(--transition), background var(--transition);
  cursor: pointer;
}
.drop-zone.dragover { border-color: var(--accent); background: var(--row-hover); }
.drop-zone-icon { font-size: 34px; opacity: 0.85; }
.drop-zone-text { font-size: 15px; margin: 8px 0 4px; color: var(--text); }
.drop-zone-or { color: var(--text-faint); font-size: 12px; margin: 6px 0 14px; text-transform: uppercase; letter-spacing: 1px; }

.upload-status { min-height: 20px; margin: 18px 0 4px; font-size: 13px; color: var(--text-dim); }
.upload-status .ok { color: var(--success); }
.upload-status .err { color: var(--danger); }

.upload-help { margin-top: 26px; padding-top: 20px; border-top: 1px solid var(--border); text-align: left; font-size: 13px; color: var(--text-dim); }
.upload-help ul { margin: 8px 0 12px; padding-left: 20px; }
.upload-help li { margin-bottom: 4px; }
.upload-hint { font-style: italic; color: var(--text-faint); }

/* ---------- Buttons ---------- */
.btn {
  font-family: inherit;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: transform var(--transition), background var(--transition), border-color var(--transition), opacity var(--transition);
}
.btn:active { transform: scale(0.97); }
.btn-primary { background: linear-gradient(135deg, var(--accent), var(--accent-dim)); color: #201400; }
.btn-primary:hover { opacity: 0.92; }
.btn-ghost { background: transparent; border-color: var(--border); color: var(--text-dim); }
.btn-ghost:hover { color: var(--text); border-color: var(--accent-dim); }
.btn-sm { padding: 6px 12px; font-size: 12.5px; }

/* ---------- App shell ---------- */
.app { min-height: 100vh; display: flex; flex-direction: column; }

.topbar {
  height: var(--header-h);
  display: flex; align-items: center; gap: 16px;
  padding: 0 20px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 200;
}
.topbar-left { display: flex; align-items: center; gap: 14px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 17px; white-space: nowrap; }
.brand-icon { font-size: 20px; }
.brand-text { background: linear-gradient(90deg, var(--accent), var(--accent-2)); -webkit-background-clip: text; background-clip: text; color: transparent; }

.nav-toggle { display: none; flex-direction: column; justify-content: center; gap: 4px; width: 34px; height: 34px; }
.nav-toggle span { display: block; width: 18px; height: 2px; background: var(--text); border-radius: 2px; }

.topnav { display: flex; gap: 4px; flex: 1; overflow-x: auto; }
.nav-item {
  background: transparent; border: none; color: var(--text-dim);
  padding: 9px 14px; font-size: 13.5px; font-weight: 600;
  border-radius: var(--radius-sm); cursor: pointer; white-space: nowrap;
  transition: background var(--transition), color var(--transition);
}
.nav-item:hover { background: var(--chip-bg); color: var(--text); }
.nav-item.active { background: var(--row-hover); color: var(--accent); }

.topbar-right { display: flex; align-items: center; gap: 8px; margin-left: auto; }
.lastupdate { font-size: 11.5px; color: var(--text-faint); white-space: nowrap; margin-right: 4px; display: none; }
@media (min-width: 900px) { .lastupdate { display: block; } }

.icon-btn {
  background: transparent; border: 1px solid var(--border); color: var(--text-dim);
  width: 36px; height: 36px; border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center; cursor: pointer;
  transition: border-color var(--transition), color var(--transition);
}
.icon-btn:hover { border-color: var(--accent-dim); color: var(--accent); }
.icon-btn svg { width: 18px; height: 18px; fill: currentColor; }

.theme-toggle .icon-moon { display: none; }
html[data-theme="light"] .theme-toggle .icon-sun { display: none; }
html[data-theme="light"] .theme-toggle .icon-moon { display: block; }

.lang-select-wrap { position: relative; }
.lang-btn { width: auto; padding: 0 10px; gap: 6px; font-size: 12.5px; font-weight: 600; }
.lang-menu {
  position: absolute; right: 0; top: 42px; margin: 0; padding: 6px;
  list-style: none; background: var(--surface-2); border: 1px solid var(--border);
  border-radius: var(--radius-sm); box-shadow: var(--shadow); z-index: 300; min-width: 150px;
}
.lang-menu li { padding: 8px 10px; border-radius: var(--radius-sm); cursor: pointer; font-size: 13px; display: flex; gap: 8px; align-items: center; }
.lang-menu li:hover { background: var(--chip-bg); color: var(--accent); }

/* ---------- Filter bar ---------- */
.filterbar {
  display: flex; align-items: end; gap: 16px; flex-wrap: wrap;
  padding: 12px 20px; background: var(--bg-alt); border-bottom: 1px solid var(--border);
  position: sticky; top: var(--header-h); z-index: 190;
}
.filter-group { display: flex; flex-direction: column; gap: 4px; }
.filter-group label { font-size: 11px; color: var(--text-faint); text-transform: uppercase; letter-spacing: 0.5px; }
.search-group { flex: 1; min-width: 180px; }
.select, .input {
  background: var(--surface); border: 1px solid var(--border); color: var(--text);
  border-radius: var(--radius-sm); padding: 8px 10px; font-size: 13.5px; font-family: inherit;
  min-width: 130px;
}
.search-group .input { width: 100%; min-width: 0; }
.select:focus, .input:focus { outline: none; border-color: var(--accent-dim); }

/* ---------- Content ---------- */
.content { flex: 1; padding: 22px 20px 10px; max-width: 1440px; width: 100%; margin: 0 auto; }
.tab-panel { display: none; animation: fadein 0.25s ease; }
.tab-panel.active { display: block; }
@keyframes fadein { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: translateY(0); } }

/* ---------- KPI cards ---------- */
.kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 14px; margin-bottom: 20px; }
.kpi-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 16px 18px; display: flex; flex-direction: column; gap: 6px; position: relative; overflow: hidden;
}
.kpi-card::before {
  content: ""; position: absolute; inset: 0; opacity: 0.06; background: var(--kpi-color, var(--accent));
  pointer-events: none;
}
.kpi-label { font-size: 11.5px; color: var(--text-faint); text-transform: uppercase; letter-spacing: 0.6px; }
.kpi-value { font-size: 24px; font-weight: 700; color: var(--text); }
.kpi-sub { font-size: 12px; color: var(--text-dim); }
.kpi-icon { position: absolute; right: 14px; top: 14px; font-size: 22px; opacity: 0.5; }

/* ---------- Cards / grids ---------- */
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  margin-bottom: 18px; overflow: hidden;
}
.card-header { padding: 14px 18px; border-bottom: 1px solid var(--border); display: flex; align-items: center; gap: 10px; }
.card-header h3 { margin: 0; font-size: 15px; font-weight: 700; }
.row-between { justify-content: space-between; }
.card-body { padding: 16px 18px; }
.badge-count { font-size: 12px; color: var(--text-faint); background: var(--chip-bg); padding: 3px 10px; border-radius: 20px; }

/* Horizontally scrollable wrapper for wide canvas charts (e.g. one bar per
   kingdom): the canvas itself is drawn wider than this box, so a scrollbar
   appears whenever there are more items than fit on screen. */
.chart-scroll-x {
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: thin;
}
.chart-scroll-x canvas { display: block; }
.chart-scroll-x::-webkit-scrollbar { height: 8px; }
.chart-scroll-x::-webkit-scrollbar-track { background: transparent; }
.chart-scroll-x::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
.chart-scroll-x::-webkit-scrollbar-thumb:hover { background: var(--text-faint); }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 980px) { .grid-2 { grid-template-columns: 1fr; } }

.camps-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 14px; }
.insights-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 14px; margin-bottom: 18px; }

/* ---------- Tables ---------- */
.table-scroll { overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; font-size: 13px; min-width: 720px; }
.data-table th, .data-table td { padding: 10px 12px; text-align: left; white-space: nowrap; border-bottom: 1px solid var(--border); }
.data-table thead th {
  position: sticky; top: 0; background: var(--surface-2); color: var(--text-faint);
  font-size: 11px; text-transform: uppercase; letter-spacing: 0.4px; cursor: pointer; user-select: none;
}
.data-table thead th:hover { color: var(--accent); }
.data-table thead th.sorted-asc::after { content: " \25B2"; }
.data-table thead th.sorted-desc::after { content: " \25BC"; }
.data-table thead th.num { text-align: right; }
.data-table tbody tr { cursor: pointer; transition: background var(--transition); }
.data-table tbody tr:hover { background: var(--row-hover); }
.data-table td.num { text-align: right; font-variant-numeric: tabular-nums; }
.data-table td.pos, .data-table td.pos-cell { color: var(--success); }
.data-table td.neg { color: var(--danger); }

.mini-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.mini-table td { padding: 8px 6px; border-bottom: 1px solid var(--border); }
.mini-table tr:last-child td { border-bottom: none; }

.rank-pill {
  display: inline-flex; align-items: center; justify-content: center;
  width: 24px; height: 24px; border-radius: 50%; font-size: 11.5px; font-weight: 700;
  background: var(--chip-bg); color: var(--text-dim);
}
.rank-pill.r1 { background: #f2b84b; color: #201400; }
.rank-pill.r2 { background: #c8d0e0; color: #201400; }
.rank-pill.r3 { background: #d99358; color: #201400; }

.camp-chip { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 600; padding: 3px 9px; border-radius: 20px; background: var(--chip-bg); }
.camp-dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.camp-1 .camp-dot, .dot-camp-1 { background: var(--camp-1); }
.camp-2 .camp-dot, .dot-camp-2 { background: var(--camp-2); }
.camp-3 .camp-dot, .dot-camp-3 { background: var(--camp-3); }
.camp-4 .camp-dot, .dot-camp-4 { background: var(--camp-4); }

/* Circular colored SVG icon badge identifying a camp/element (fire, earth,
   wind, water), used instead of the raw numeric campid. */
.camp-badge {
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 50%; color: #fff; flex-shrink: 0;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.25);
}
.camp-chip-icon { display: inline-flex; align-items: center; }
.camp-label-icon { display: inline-flex; align-items: center; gap: 7px; }

.pagination { display: flex; align-items: center; justify-content: center; gap: 6px; padding: 14px; flex-wrap: wrap; }
.page-btn {
  background: transparent; border: 1px solid var(--border); color: var(--text-dim);
  padding: 6px 11px; border-radius: var(--radius-sm); cursor: pointer; font-size: 12.5px;
}
.page-btn.active { background: var(--accent); color: #201400; border-color: var(--accent); font-weight: 700; }
.page-btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* ---------- Camp cards ---------- */
.camp-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 16px 18px; border-top: 4px solid var(--c-color, var(--accent)); }
.camp-card h4 { margin: 0 0 10px; font-size: 15px; display: flex; align-items: center; gap: 8px; }
.camp-stat-row { display: flex; justify-content: space-between; padding: 5px 0; font-size: 13px; border-bottom: 1px dashed var(--border); }
.camp-stat-row:last-child { border-bottom: none; }
.camp-stat-row span:first-child { color: var(--text-dim); }
.camp-stat-row span:last-child { font-weight: 600; }
.camp-kingdoms-list { margin-top: 10px; font-size: 12px; color: var(--text-dim); display: flex; flex-wrap: wrap; gap: 6px; }
.camp-kingdoms-list span { background: var(--chip-bg); padding: 2px 7px; border-radius: 10px; cursor: pointer; }
.camp-kingdoms-list span:hover { color: var(--accent); }

/* ---------- Insight cards ---------- */
.insight-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 16px 18px; }
.insight-card .ic-label { font-size: 11.5px; color: var(--text-faint); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 6px; }
.insight-card .ic-value { font-size: 20px; font-weight: 700; }
.insight-card .ic-detail { font-size: 12.5px; color: var(--text-dim); margin-top: 4px; }

/* ---------- Donut legend ---------- */
.donut-legend { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-top: 12px; font-size: 12.5px; }
.donut-legend .leg-item { display: flex; align-items: center; gap: 6px; }
.donut-legend .leg-dot { width: 10px; height: 10px; border-radius: 3px; }

/* ---------- Modal ---------- */
.modal { position: fixed; inset: 0; z-index: 500; display: flex; align-items: center; justify-content: center; padding: 20px; }
.modal-backdrop { position: absolute; inset: 0; background: var(--overlay-bg); backdrop-filter: blur(2px); }
.modal-box {
  position: relative; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  max-width: 560px; width: 100%; max-height: 86vh; overflow-y: auto; padding: 26px 24px; box-shadow: var(--shadow);
  animation: modalIn 0.2s ease;
}
.modal-lg { max-width: 780px; }
@keyframes modalIn { from { transform: translateY(10px) scale(0.98); opacity: 0; } to { transform: translateY(0) scale(1); opacity: 1; } }
.modal-close { position: absolute; right: 14px; top: 12px; background: transparent; border: none; color: var(--text-dim); font-size: 22px; cursor: pointer; line-height: 1; }
.modal-close:hover { color: var(--danger); }

.modal-title { display: flex; align-items: center; gap: 10px; margin-bottom: 4px; font-size: 20px; font-weight: 700; }
.modal-sub { color: var(--text-dim); font-size: 13px; margin-bottom: 18px; }
.modal-stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 10px; margin-bottom: 16px; }
.modal-stat { background: var(--surface-2); border-radius: var(--radius-sm); padding: 10px 12px; }
.modal-stat .ms-label { font-size: 10.5px; color: var(--text-faint); text-transform: uppercase; }
.modal-stat .ms-value { font-size: 16px; font-weight: 700; margin-top: 3px; }

/* ---------- Footer ---------- */
.app-footer { text-align: center; padding: 18px; font-size: 11.5px; color: var(--text-faint); border-top: 1px solid var(--border); }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .nav-toggle { display: flex; }
  .topnav {
    position: fixed; top: var(--header-h); left: 0; right: 0; z-index: 250;
    background: var(--surface); border-bottom: 1px solid var(--border);
    flex-direction: column; align-items: stretch; padding: 8px; gap: 2px;
    transform: translateY(-8px); opacity: 0; pointer-events: none; transition: all var(--transition);
  }
  .topnav.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav-item { text-align: left; padding: 12px 14px; }
  .brand-text { display: none; }
}

@media (max-width: 640px) {
  .content { padding: 16px 12px; }
  .filterbar { padding: 10px 12px; gap: 10px; }
  .select, .input { min-width: 100px; }
  .kpi-value { font-size: 20px; }
  .card-header { padding: 12px 14px; }
  .card-body { padding: 12px 14px; }
  .modal-box { padding: 20px 16px; }
}

@media (max-width: 480px) {
  .topbar { padding: 0 10px; gap: 8px; }
  .lang-code-hide { display: none; }
}