/* ==========================================================================
   ORION — design tokens
   ========================================================================== */
:root {
  --bg: #0a0b0f;
  --bg-elevated: #101218;
  --surface: rgba(255, 255, 255, 0.045);
  --surface-2: rgba(255, 255, 255, 0.08);
  --surface-hover: rgba(255, 255, 255, 0.09);
  --glass-blur: 24px;
  --border: rgba(255, 255, 255, 0.09);
  --border-strong: rgba(255, 255, 255, 0.16);

  --text-primary: #f3f4f7;
  --text-secondary: #9aa1ae;
  --text-tertiary: #666d7a;

  --accent: #6c8cff;
  --accent-strong: #5875e0;
  --accent-soft: rgba(108, 140, 255, 0.14);

  --positive: #35d68e;
  --positive-soft: rgba(53, 214, 142, 0.14);
  --negative: #ff6b6b;
  --negative-soft: rgba(255, 107, 107, 0.14);
  --warning: #f2b84b;
  --warning-soft: rgba(242, 184, 75, 0.14);

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 22px;
  --radius-xl: 28px;

  --shadow-card: 0 1px 1px rgba(0, 0, 0, 0.2), 0 12px 32px rgba(0, 0, 0, 0.35);
  --shadow-modal: 0 20px 60px rgba(0, 0, 0, 0.55);

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur-fast: 120ms;
  --dur: 200ms;

  --font-ui: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, sans-serif;
  --font-num: ui-monospace, "SF Mono", "Roboto Mono", Menlo, Consolas, monospace;
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

* { box-sizing: border-box; }
html, body { height: 100%; }

body {
  margin: 0;
  background:
    radial-gradient(1100px 600px at 12% -10%, rgba(108, 140, 255, 0.10), transparent 60%),
    radial-gradient(900px 500px at 110% 10%, rgba(53, 214, 142, 0.06), transparent 55%),
    var(--bg);
  color: var(--text-primary);
  font-family: var(--font-ui);
  font-size: 15px;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--accent-soft); color: var(--text-primary); }

::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-thumb { background: var(--surface-2); border-radius: 8px; }
::-webkit-scrollbar-track { background: transparent; }

a { color: inherit; text-decoration: none; }
button { font-family: inherit; }
svg { width: 20px; height: 20px; flex-shrink: 0; }
#week-chart-svg { width: 100%; height: auto; }
h1, h2, h3, h4 { margin: 0; font-weight: 600; letter-spacing: -0.01em; }
p { margin: 0; }

.num { font-family: var(--font-num); font-variant-numeric: tabular-nums; letter-spacing: -0.02em; }
.positive { color: var(--positive); }
.negative { color: var(--negative); }
.muted { color: var(--text-secondary); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

.sr-only {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0; padding: 0; margin: -1px;
}

/* ==========================================================================
   Glass primitives
   ========================================================================== */
.glass {
  background: var(--surface);
  backdrop-filter: blur(var(--glass-blur)) saturate(150%);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(150%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.card {
  background: var(--surface);
  backdrop-filter: blur(var(--glass-blur)) saturate(150%);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(150%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 20px;
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.card--tight { padding: 16px; }

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text-primary);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  backdrop-filter: blur(12px);
  transition: transform var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease),
    border-color var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
  user-select: none;
}
.btn:hover { transform: translateY(-1px); background: var(--surface-hover); border-color: var(--border-strong); }
.btn:active { transform: scale(0.97); }
.btn svg { width: 16px; height: 16px; flex-shrink: 0; }

.btn--primary {
  background: linear-gradient(180deg, var(--accent), var(--accent-strong));
  border-color: transparent;
  color: #fff;
  box-shadow: 0 8px 20px rgba(108, 140, 255, 0.28);
}
.btn--primary:hover { filter: brightness(1.06); background: linear-gradient(180deg, var(--accent), var(--accent-strong)); }

.btn--ghost { background: transparent; border-color: transparent; }
.btn--ghost:hover { background: var(--surface); }

.btn--danger { color: var(--negative); }
.btn--danger:hover { background: var(--negative-soft); border-color: rgba(255, 107, 107, 0.3); }

.btn--sm { padding: 7px 12px; font-size: 13px; border-radius: var(--radius-sm); }
.btn--icon { padding: 9px; border-radius: 999px; }
.btn--block { width: 100%; }

.fab {
  position: fixed;
  right: 20px;
  bottom: 88px;
  width: 56px;
  height: 56px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(180deg, var(--accent), var(--accent-strong));
  color: #fff;
  border: none;
  box-shadow: 0 12px 28px rgba(108, 140, 255, 0.4);
  cursor: pointer;
  z-index: 40;
  transition: transform var(--dur-fast) var(--ease);
}
.fab:hover { transform: translateY(-2px) scale(1.03); }
.fab:active { transform: scale(0.94); }
.fab svg { width: 24px; height: 24px; }

@media (min-width: 900px) {
  .fab { bottom: 28px; right: 32px; }
}

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

.sidebar {
  display: none;
  width: 240px;
  flex-shrink: 0;
  padding: 24px 14px;
  border-right: 1px solid var(--border);
  background: var(--bg-elevated);
  position: sticky;
  top: 0;
  height: 100vh;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 10px 26px;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.brand svg { width: 26px; height: 26px; color: var(--accent); }

.nav-list { display: flex; flex-direction: column; gap: 2px; }
.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 12px;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
}
.nav-item svg { width: 19px; height: 19px; flex-shrink: 0; }
.nav-item:hover { background: var(--surface); color: var(--text-primary); }
.nav-item.active { background: var(--accent-soft); color: var(--accent); }

.sidebar-footer { margin-top: auto; padding-top: 16px; border-top: 1px solid var(--border); }

.main {
  flex: 1;
  min-width: 0;
  padding: 18px 16px 100px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
}
.topbar h1 { font-size: 22px; }
.topbar-actions { display: flex; align-items: center; gap: 8px; }

.bottom-nav {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  display: flex;
  justify-content: space-around;
  padding: 8px 6px calc(8px + env(safe-area-inset-bottom));
  background: rgba(16, 18, 24, 0.82);
  backdrop-filter: blur(22px) saturate(160%);
  -webkit-backdrop-filter: blur(22px) saturate(160%);
  border-top: 1px solid var(--border);
  z-index: 30;
}
.bottom-nav .nav-item {
  flex-direction: column;
  gap: 3px;
  font-size: 10.5px;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
}
.bottom-nav .nav-item svg { width: 21px; height: 21px; }

@media (min-width: 900px) {
  .sidebar { display: flex; flex-direction: column; }
  .bottom-nav { display: none; }
  .main { padding: 28px 36px 48px; max-width: 1200px; }
}

.view { display: none; animation: fadeIn var(--dur) var(--ease); }
.view.active { display: block; }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   Grids & widgets
   ========================================================================== */
.grid { display: grid; gap: 14px; }
.grid-stats { grid-template-columns: repeat(2, 1fr); }
.grid-2 { grid-template-columns: 1fr; }
.grid-3 { grid-template-columns: 1fr; }

@media (min-width: 700px) {
  .grid-stats { grid-template-columns: repeat(4, 1fr); }
  .grid-2 { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 1100px) {
  .grid-3 { grid-template-columns: 2fr 1fr; }
}

.stat-card { display: flex; flex-direction: column; gap: 8px; }
.stat-card .label { font-size: 12.5px; color: var(--text-secondary); font-weight: 500; }
.stat-card .value { font-size: 24px; font-weight: 600; }
.stat-card .delta { font-size: 12.5px; display: inline-flex; align-items: center; gap: 4px; width: fit-content; padding: 2px 8px; border-radius: 999px; }
.stat-card .delta.positive { background: var(--positive-soft); }
.stat-card .delta.negative { background: var(--negative-soft); }

/* Record block */
.record-card {
  position: relative;
  overflow: hidden;
  padding: 24px;
}
.record-card .eyebrow {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
  margin-bottom: 10px;
}
.record-figures { display: flex; flex-wrap: wrap; gap: 28px; margin-bottom: 18px; }
.record-figures .item .value { font-size: 30px; font-weight: 700; }
.record-figures .item .label { font-size: 12.5px; color: var(--text-secondary); margin-top: 2px; }

.progress-track {
  height: 10px;
  border-radius: 999px;
  background: var(--surface-2);
  overflow: hidden;
  position: relative;
}
.progress-fill {
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent), var(--positive));
  transition: width 500ms var(--ease);
}
.record-card.is-new-record .progress-fill { background: linear-gradient(90deg, var(--positive), #6cf0b8); box-shadow: 0 0 18px var(--positive); }
.record-card.is-new-record::before {
  content: "";
  position: absolute; inset: -40%;
  background: radial-gradient(circle at 30% 20%, rgba(53, 214, 142, 0.18), transparent 55%);
  pointer-events: none;
  animation: glow 3s ease-in-out infinite;
}
@keyframes glow { 0%, 100% { opacity: 0.6; } 50% { opacity: 1; } }

.record-badge {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12.5px; font-weight: 600; color: var(--positive);
  background: var(--positive-soft); padding: 5px 11px; border-radius: 999px;
  margin-top: 14px;
}

/* Insights */
.insight-list { display: flex; flex-direction: column; gap: 10px; }
.insight-item {
  display: flex; gap: 10px; align-items: flex-start;
  padding: 12px 14px; border-radius: var(--radius-md);
  background: var(--surface); border: 1px solid var(--border);
  font-size: 13.5px; color: var(--text-primary);
}
.insight-item svg { width: 16px; height: 16px; color: var(--accent); flex-shrink: 0; margin-top: 2px; }

/* Section headers */
.section-head { display: flex; align-items: center; justify-content: space-between; margin: 26px 0 12px; }
.section-head h2 { font-size: 16px; }
.section-head:first-child { margin-top: 0; }

/* Tables / lists */
.list { display: flex; flex-direction: column; gap: 8px; }
.list-row {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 14px; border-radius: var(--radius-md);
  background: var(--surface); border: 1px solid var(--border);
  transition: background var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
  cursor: pointer;
}
.list-row:hover { background: var(--surface-hover); border-color: var(--border-strong); }
.list-row .icon-badge { width: 36px; height: 36px; border-radius: var(--radius-sm); background: var(--surface-2); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.list-row .icon-badge svg { width: 17px; height: 17px; color: var(--text-secondary); }
.list-row .main { flex: 1; min-width: 0; padding: 0; }
.list-row .title { font-size: 14px; font-weight: 500; }
.list-row .sub { font-size: 12px; color: var(--text-secondary); margin-top: 2px; }
.list-row .amount { font-size: 14.5px; font-weight: 600; flex-shrink: 0; }

.chip {
  display: inline-flex; align-items: center; padding: 4px 10px;
  border-radius: 999px; font-size: 11.5px; font-weight: 600;
  background: var(--surface-2); color: var(--text-secondary);
}

/* Filters / period pills */
.pill-group { display: flex; gap: 6px; overflow-x: auto; padding-bottom: 2px; }
.pill {
  flex-shrink: 0; padding: 7px 14px; border-radius: 999px;
  font-size: 12.5px; font-weight: 500; color: var(--text-secondary);
  background: var(--surface); border: 1px solid var(--border);
  cursor: pointer; transition: all var(--dur-fast) var(--ease);
  white-space: nowrap;
}
.pill:hover { color: var(--text-primary); }
.pill.active { background: var(--accent-soft); color: var(--accent); border-color: transparent; }

/* Forms */
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.field label { font-size: 12.5px; color: var(--text-secondary); font-weight: 500; }
.field input, .field select, .field textarea {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 11px 12px;
  color: var(--text-primary);
  font-size: 14.5px;
  font-family: inherit;
  width: 100%;
  transition: border-color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
}
.field input:focus, .field select:focus, .field textarea:focus {
  border-color: var(--accent);
  background: var(--surface);
  outline: none;
}
.field textarea { resize: vertical; min-height: 60px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.segmented { display: flex; gap: 4px; background: var(--surface-2); border-radius: var(--radius-sm); padding: 4px; }
.segmented button {
  flex: 1; border: none; background: transparent; color: var(--text-secondary);
  padding: 8px; border-radius: 7px; font-size: 13px; cursor: pointer; font-family: inherit;
  transition: all var(--dur-fast) var(--ease);
}
.segmented button.active { background: var(--surface-2); color: var(--text-primary); box-shadow: 0 1px 0 var(--border-strong); background: var(--accent-soft); color: var(--accent); }

/* Modal */
.modal-backdrop {
  position: fixed; inset: 0; background: rgba(4, 5, 8, 0.6);
  backdrop-filter: blur(4px);
  display: flex; align-items: flex-end; justify-content: center;
  z-index: 100; opacity: 0; pointer-events: none;
  transition: opacity var(--dur) var(--ease);
}
.modal-backdrop.open { opacity: 1; pointer-events: auto; }
.modal {
  width: 100%; max-width: 480px;
  max-height: 88vh; overflow-y: auto;
  background: var(--bg-elevated);
  border: 1px solid var(--border-strong);
  border-radius: 24px 24px 0 0;
  padding: 22px 20px calc(22px + env(safe-area-inset-bottom));
  box-shadow: var(--shadow-modal);
  transform: translateY(24px);
  transition: transform var(--dur) var(--ease);
}
.modal-backdrop.open .modal { transform: translateY(0); }
@media (min-width: 640px) {
  .modal-backdrop { align-items: center; }
  .modal { border-radius: var(--radius-xl); }
}
.modal-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.modal-head h3 { font-size: 17px; }
.modal-actions { display: flex; gap: 10px; margin-top: 18px; }
.modal-actions .btn { flex: 1; }

/* Empty / error states */
.empty-state {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  padding: 48px 24px; color: var(--text-secondary); gap: 12px;
}
.empty-state svg { width: 44px; height: 44px; color: var(--text-tertiary); }
.empty-state .title { font-size: 15px; color: var(--text-primary); font-weight: 600; }
.empty-state .desc { font-size: 13px; max-width: 320px; }

.toast-stack { position: fixed; top: 18px; left: 50%; transform: translateX(-50%); z-index: 200; display: flex; flex-direction: column; gap: 8px; width: min(360px, calc(100vw - 32px)); }
.toast {
  padding: 12px 16px; border-radius: var(--radius-md);
  background: var(--bg-elevated); border: 1px solid var(--border-strong);
  font-size: 13.5px; box-shadow: var(--shadow-modal);
  animation: toastIn var(--dur) var(--ease);
}
.toast.error { border-color: rgba(255, 107, 107, 0.4); }
@keyframes toastIn { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: translateY(0); } }

/* Chart */
.chart-wrap { position: relative; }
.chart-tooltip {
  position: absolute; pointer-events: none; z-index: 5;
  background: var(--bg-elevated); border: 1px solid var(--border-strong);
  border-radius: 10px; padding: 8px 11px; font-size: 12px;
  box-shadow: var(--shadow-modal); opacity: 0; transition: opacity var(--dur-fast) var(--ease);
  white-space: nowrap;
}
.chart-tooltip.visible { opacity: 1; }
.chart-legend { display: flex; gap: 16px; margin-top: 10px; flex-wrap: wrap; }
.chart-legend .item { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--text-secondary); }
.chart-legend .dot { width: 8px; height: 8px; border-radius: 999px; }

/* Calendar */
.calendar-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 6px; }
.calendar-grid .dow { font-size: 11px; color: var(--text-tertiary); text-align: center; padding-bottom: 4px; }
.calendar-day {
  aspect-ratio: 1; border-radius: 9px; display: flex; align-items: center; justify-content: center;
  font-size: 12.5px; background: var(--surface); border: 1px solid var(--border); cursor: pointer;
  transition: transform var(--dur-fast) var(--ease);
}
.calendar-day:hover { transform: scale(1.06); }
.calendar-day.profit { background: var(--positive-soft); color: var(--positive); border-color: transparent; }
.calendar-day.loss { background: var(--negative-soft); color: var(--negative); border-color: transparent; }
.calendar-day.empty { visibility: hidden; }
.calendar-day.today { box-shadow: 0 0 0 2px var(--accent) inset; }

/* Progress bars for goals */
.goal-card .goal-title { font-size: 15px; font-weight: 600; margin-bottom: 4px; }
.goal-meta { display: flex; justify-content: space-between; font-size: 12px; color: var(--text-secondary); margin-top: 8px; }

/* ORION chat */
.orion-chat { display: flex; flex-direction: column; height: calc(100vh - 190px); }
.orion-messages { flex: 1; overflow-y: auto; display: flex; flex-direction: column; gap: 12px; padding: 4px 2px 16px; }
.orion-msg { max-width: 82%; padding: 11px 14px; border-radius: 16px; font-size: 14px; line-height: 1.5; }
.orion-msg.user { align-self: flex-end; background: linear-gradient(180deg, var(--accent), var(--accent-strong)); color: #fff; border-bottom-right-radius: 4px; }
.orion-msg.orion { align-self: flex-start; background: var(--surface); border: 1px solid var(--border); border-bottom-left-radius: 4px; }
.orion-input-row { display: flex; gap: 8px; padding-top: 10px; border-top: 1px solid var(--border); }
.orion-input-row input { flex: 1; }
.orion-suggestions { display: flex; gap: 8px; overflow-x: auto; padding: 4px 2px 12px; }

/* Login page */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px; }
.login-card { width: 100%; max-width: 380px; padding: 32px 28px; text-align: center; }
.login-brand { display: flex; flex-direction: column; align-items: center; gap: 10px; margin-bottom: 22px; }
.login-brand svg { width: 40px; height: 40px; color: var(--accent); }
.login-brand h1 { font-size: 20px; }
.login-brand p { font-size: 13px; color: var(--text-secondary); }
.flash { background: var(--negative-soft); color: var(--negative); border-radius: var(--radius-sm); padding: 10px 12px; font-size: 13px; margin-bottom: 14px; text-align: left; }

.skeleton { background: linear-gradient(90deg, var(--surface) 25%, var(--surface-2) 37%, var(--surface) 63%); background-size: 400% 100%; animation: shimmer 1.4s ease infinite; border-radius: var(--radius-md); }
@keyframes shimmer { 0% { background-position: 100% 0; } 100% { background-position: 0 0; } }

.hidden { display: none !important; }