/*
 * halaling MiniApp — iOS / fintech glass style.
 *
 * Design references: Telegram Wallet, Robinhood, Cash App, TBank.
 * - Big rounded cards (20px radius)
 * - Subtle shadows + backdrop blur for the "glass" effect
 * - Sign-coloured P&L (green up, red down)
 * - Sticky frosted header + bottom tab dock
 * - Adapts to Telegram theme via --tg-theme-* CSS variables
 */

/* ---------- design tokens ---------- */

:root {
  /* Fallbacks for the case where Telegram doesn't inject theme vars. */
  --tg-theme-bg-color: #f2f2f7;
  --tg-theme-secondary-bg-color: #ffffff;
  --tg-theme-text-color: #1c1c1e;
  --tg-theme-hint-color: #8e8e93;
  --tg-theme-link-color: #007aff;
  --tg-theme-button-color: #007aff;
  --tg-theme-button-text-color: #ffffff;
  --tg-theme-section-bg-color: #ffffff;
  --tg-theme-section-header-text-color: #8e8e93;
  --tg-theme-subtitle-text-color: #8e8e93;

  /* Semantic colours we add on top. */
  --color-up: #34c759; /* iOS green */
  --color-down: #ff3b30; /* iOS red */
  --color-warn: #ff9500; /* iOS orange */
  --color-uncertain: #8e8e93;
  --color-accent: var(--tg-theme-button-color);

  /* Spacing rhythm. */
  --pad: 16px;
  --pad-half: 8px;
  --pad-double: 32px;

  /* Radius rhythm. */
  --r: 16px;
  --r-lg: 22px;
  --r-pill: 999px;

  /* Shadow used on raised cards. */
  --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.06);
  --shadow-card-hover: 0 4px 20px rgba(0, 0, 0, 0.1);

  /* Header / dock height — needed for safe scroll padding. */
  --header-h: 56px;
  --dock-h: 64px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --tg-theme-bg-color: #000000;
    --tg-theme-secondary-bg-color: #1c1c1e;
    --tg-theme-text-color: #ffffff;
    --tg-theme-hint-color: #8e8e93;
    --tg-theme-section-bg-color: #1c1c1e;
    --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.4);
  }
}

/* ---------- reset / typography ---------- */

* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html,
body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: var(--tg-theme-bg-color);
  color: var(--tg-theme-text-color);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display",
    "SF Pro Text", system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-size: 15px;
  line-height: 1.45;
}

button {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 0;
}

h1,
h2,
h3 {
  margin: 0;
  font-weight: 600;
}

a {
  color: var(--color-accent);
  text-decoration: none;
}

/* ---------- header ---------- */

.header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-h);
  padding-top: env(safe-area-inset-top);
  background: color-mix(in srgb, var(--tg-theme-bg-color) 80%, transparent);
  backdrop-filter: saturate(180%) blur(16px);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  border-bottom: 1px solid color-mix(in srgb, var(--tg-theme-hint-color) 20%, transparent);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  padding: 0 var(--pad);
}

.header-back {
  font-size: 28px;
  font-weight: 300;
  width: 32px;
  color: var(--color-accent);
}

.header-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 17px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.status-ok { background: var(--color-up); box-shadow: 0 0 6px var(--color-up); }
.status-warn { background: var(--color-warn); box-shadow: 0 0 6px var(--color-warn); }
.status-down { background: var(--color-down); box-shadow: 0 0 6px var(--color-down); }

.header-kill {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--color-down) 14%, transparent);
  color: var(--color-down);
  font-size: 18px;
  display: grid;
  place-items: center;
  transition: transform 0.15s ease;
}
.header-kill:active {
  transform: scale(0.92);
}

/* ---------- content area ---------- */

.content {
  min-height: calc(100vh - var(--header-h) - var(--dock-h));
  padding: var(--pad);
  padding-bottom: calc(var(--dock-h) + env(safe-area-inset-bottom) + var(--pad-double));
}

/* ---------- glass card ---------- */

.card {
  background: var(--tg-theme-section-bg-color);
  border-radius: var(--r-lg);
  padding: var(--pad);
  box-shadow: var(--shadow-card);
  margin-bottom: var(--pad);
  transition: box-shadow 0.2s ease, transform 0.1s ease;
}

.card.tappable {
  cursor: pointer;
}
.card.tappable:active {
  transform: scale(0.985);
}

.card-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--pad);
}

.card-title {
  font-weight: 600;
  font-size: 17px;
  margin: 0;
}

.card-subtitle {
  color: var(--tg-theme-hint-color);
  font-size: 13px;
}

.card-section-label {
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--tg-theme-section-header-text-color);
  margin: var(--pad) var(--pad-half) var(--pad-half);
}

/* ---------- big P&L block ---------- */

.balance {
  text-align: left;
  margin-bottom: var(--pad-double);
}
.balance .hint {
  color: var(--tg-theme-hint-color);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.balance .amount {
  font-size: 38px;
  font-weight: 700;
  margin-top: 2px;
  letter-spacing: -0.02em;
}
.balance .delta {
  margin-top: 4px;
  font-size: 16px;
  font-weight: 500;
}

.delta-up { color: var(--color-up); }
.delta-down { color: var(--color-down); }
.delta-flat { color: var(--tg-theme-hint-color); }

/* ---------- time-range pills ---------- */

.range-pills {
  display: flex;
  gap: 6px;
  margin: var(--pad) 0 var(--pad);
}

.range-pill {
  flex: 1;
  height: 32px;
  border-radius: var(--r-pill);
  font-size: 13px;
  font-weight: 500;
  color: var(--tg-theme-hint-color);
  background: transparent;
  border: 1px solid color-mix(in srgb, var(--tg-theme-hint-color) 20%, transparent);
  transition: all 0.15s ease;
}
.range-pill.active {
  background: var(--color-accent);
  color: var(--tg-theme-button-text-color);
  border-color: var(--color-accent);
}

/* ---------- KPI grid ---------- */

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--pad-half);
  margin-bottom: var(--pad);
}

.kpi {
  background: var(--tg-theme-section-bg-color);
  border-radius: var(--r);
  padding: 14px;
  box-shadow: var(--shadow-card);
}
.kpi .label {
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--tg-theme-hint-color);
}
.kpi .value {
  font-size: 19px;
  font-weight: 700;
  margin-top: 4px;
  letter-spacing: -0.01em;
}

/* ---------- position card ---------- */

.position-card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--pad-half);
  align-items: center;
  padding: var(--pad);
}

.position-card .ticker {
  font-weight: 700;
  font-size: 17px;
}
.position-card .qty {
  font-size: 12px;
  color: var(--tg-theme-hint-color);
}
.position-card .price {
  font-size: 17px;
  font-weight: 600;
  text-align: right;
  font-variant-numeric: tabular-nums;
}
.position-card .yield-text {
  font-size: 13px;
  text-align: right;
  font-variant-numeric: tabular-nums;
}

/* ---------- pending card ---------- */

.pending-card {
  padding: var(--pad);
}
.pending-card .pending-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--pad-half);
}
.pending-card .pending-action {
  font-weight: 700;
  text-transform: uppercase;
  font-size: 13px;
  letter-spacing: 0.04em;
  padding: 3px 10px;
  border-radius: var(--r-pill);
}
.pending-action.buy   { background: color-mix(in srgb, var(--color-up) 18%, transparent); color: var(--color-up); }
.pending-action.sell  { background: color-mix(in srgb, var(--color-down) 18%, transparent); color: var(--color-down); }
.pending-action.close { background: color-mix(in srgb, var(--color-warn) 18%, transparent); color: var(--color-warn); }
.pending-action.hold  { background: color-mix(in srgb, var(--color-uncertain) 24%, transparent); color: var(--color-uncertain); }

.pending-meta {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--pad-half);
  font-size: 13px;
  color: var(--tg-theme-hint-color);
}

.pending-rationale {
  font-size: 14px;
  margin: var(--pad-half) 0 var(--pad);
  color: var(--tg-theme-text-color);
}

.pending-actions {
  display: flex;
  gap: var(--pad-half);
}

/* ---------- buttons ---------- */

.btn {
  flex: 1;
  height: 44px;
  border-radius: var(--r);
  font-size: 15px;
  font-weight: 600;
  display: grid;
  place-items: center;
  transition: opacity 0.15s ease, transform 0.1s ease;
}
.btn:active { transform: scale(0.97); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }

.btn-primary {
  background: var(--color-accent);
  color: var(--tg-theme-button-text-color);
}
.btn-secondary {
  background: color-mix(in srgb, var(--tg-theme-hint-color) 16%, transparent);
  color: var(--tg-theme-text-color);
}
.btn-danger {
  background: color-mix(in srgb, var(--color-down) 18%, transparent);
  color: var(--color-down);
}

/* ---------- halal status badge ---------- */

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: var(--r-pill);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.badge-halal { background: color-mix(in srgb, var(--color-up) 20%, transparent); color: var(--color-up); }
.badge-haram { background: color-mix(in srgb, var(--color-down) 20%, transparent); color: var(--color-down); }
.badge-uncertain { background: color-mix(in srgb, var(--color-uncertain) 26%, transparent); color: var(--color-uncertain); }
.badge-admitted { background: color-mix(in srgb, var(--color-up) 20%, transparent); color: var(--color-up); }
.badge-rejected { background: color-mix(in srgb, var(--color-down) 20%, transparent); color: var(--color-down); }

/* ---------- list row (universe / audit) ---------- */

.list-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px var(--pad);
  background: var(--tg-theme-section-bg-color);
  border-bottom: 1px solid color-mix(in srgb, var(--tg-theme-hint-color) 14%, transparent);
}
.list-row:last-child { border-bottom: 0; }
.list-row:active { background: color-mix(in srgb, var(--tg-theme-hint-color) 8%, transparent); }

.list-group {
  background: var(--tg-theme-section-bg-color);
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  margin-bottom: var(--pad);
}

.list-row .left { display: flex; flex-direction: column; gap: 2px; }
.list-row .ticker { font-weight: 600; font-size: 16px; }
.list-row .sub { font-size: 12px; color: var(--tg-theme-hint-color); }
.list-row .right { display: flex; align-items: center; gap: 8px; }
.list-row .caret {
  color: var(--tg-theme-hint-color);
  font-size: 18px;
  font-weight: 300;
}

/* ---------- filter bar ---------- */

.filter-bar {
  display: flex;
  gap: 6px;
  margin-bottom: var(--pad);
  overflow-x: auto;
  scrollbar-width: none;
}
.filter-bar::-webkit-scrollbar { display: none; }

.filter-chip {
  padding: 6px 14px;
  border-radius: var(--r-pill);
  background: var(--tg-theme-section-bg-color);
  color: var(--tg-theme-hint-color);
  font-size: 13px;
  font-weight: 500;
  white-space: nowrap;
  border: 1px solid color-mix(in srgb, var(--tg-theme-hint-color) 18%, transparent);
}
.filter-chip.active {
  background: var(--color-accent);
  color: var(--tg-theme-button-text-color);
  border-color: var(--color-accent);
}

/* ---------- bottom tab dock ---------- */

.tab-dock {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: calc(var(--dock-h) + env(safe-area-inset-bottom));
  padding-bottom: env(safe-area-inset-bottom);
  background: color-mix(in srgb, var(--tg-theme-bg-color) 80%, transparent);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-top: 1px solid color-mix(in srgb, var(--tg-theme-hint-color) 20%, transparent);
  display: flex;
  justify-content: space-around;
  align-items: stretch;
  z-index: 50;
}

.tab-btn {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  font-size: 10px;
  color: var(--tg-theme-hint-color);
  position: relative;
  transition: color 0.15s ease;
}
.tab-btn .tab-icon { font-size: 22px; line-height: 1; }
.tab-btn .tab-label { font-size: 10px; font-weight: 500; }
.tab-btn.active { color: var(--color-accent); }
.tab-btn.active .tab-icon { transform: translateY(-1px); }

.tab-badge {
  position: absolute;
  top: 6px;
  right: 22%;
  min-width: 18px;
  height: 18px;
  padding: 0 4px;
  background: var(--color-down);
  color: white;
  font-size: 10px;
  font-weight: 700;
  border-radius: var(--r-pill);
  display: grid;
  place-items: center;
}

/* ---------- skeleton (loading state) ---------- */

.screen-skeleton {
  display: flex;
  flex-direction: column;
  gap: var(--pad);
}

@keyframes shimmer {
  0% { opacity: 0.4; }
  50% { opacity: 0.8; }
  100% { opacity: 0.4; }
}

.skel-pill {
  height: 14px;
  width: 120px;
  border-radius: var(--r-pill);
  background: color-mix(in srgb, var(--tg-theme-hint-color) 20%, transparent);
  animation: shimmer 1.4s ease-in-out infinite;
}
.skel-card {
  height: 84px;
  border-radius: var(--r-lg);
  background: color-mix(in srgb, var(--tg-theme-hint-color) 14%, transparent);
  animation: shimmer 1.4s ease-in-out infinite;
}

/* ---------- empty state ---------- */

.empty-state {
  text-align: center;
  padding: var(--pad-double) var(--pad);
  color: var(--tg-theme-hint-color);
}
.empty-state .emoji { font-size: 42px; margin-bottom: var(--pad-half); }
.empty-state .title { font-weight: 600; color: var(--tg-theme-text-color); margin-bottom: 4px; }
.empty-state .body { font-size: 13px; }

/* ---------- ratio bar (halal detail) ---------- */

.ratio {
  margin-bottom: 12px;
}
.ratio .ratio-head {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  margin-bottom: 4px;
}
.ratio .bar {
  height: 6px;
  background: color-mix(in srgb, var(--tg-theme-hint-color) 16%, transparent);
  border-radius: var(--r-pill);
  overflow: hidden;
}
.ratio .bar-fill {
  height: 100%;
  border-radius: var(--r-pill);
  transition: width 0.6s ease;
}
.ratio.pass .bar-fill { background: var(--color-up); }
.ratio.fail .bar-fill { background: var(--color-down); }

/* ---------- screen transitions ---------- */

.screen-enter {
  animation: slideIn 0.25s cubic-bezier(0.32, 0.72, 0, 1) forwards;
}
@keyframes slideIn {
  from { transform: translateX(20px); opacity: 0; }
  to   { transform: translateX(0); opacity: 1; }
}

/* ---------- candle chart container ---------- */

.chart-wrap {
  height: 260px;
  margin-bottom: var(--pad);
}

.detail-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: var(--pad);
}
.detail-stat .label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--tg-theme-hint-color);
}
.detail-stat .value {
  font-size: 17px;
  font-weight: 600;
  margin-top: 2px;
  font-variant-numeric: tabular-nums;
}
.detail-stat .value.up { color: var(--color-up); }
.detail-stat .value.down { color: var(--color-down); }

/* ---------- evidence url chip ---------- */

.url-chip {
  display: inline-block;
  background: color-mix(in srgb, var(--color-accent) 12%, transparent);
  color: var(--color-accent);
  padding: 4px 10px;
  border-radius: var(--r-pill);
  font-size: 12px;
  margin: 0 4px 4px 0;
  word-break: break-all;
}

/* ---------- toast ---------- */

.toast {
  position: fixed;
  left: 50%;
  bottom: calc(var(--dock-h) + 24px + env(safe-area-inset-bottom));
  transform: translateX(-50%);
  background: rgba(28, 28, 30, 0.96);
  color: white;
  padding: 10px 18px;
  border-radius: var(--r-pill);
  font-size: 13px;
  z-index: 100;
  animation: toastIn 0.2s ease-out;
}
@keyframes toastIn {
  from { transform: translate(-50%, 8px); opacity: 0; }
  to   { transform: translate(-50%, 0); opacity: 1; }
}