/* ============================================================
   EasyBOT Finance Cockpit — Design System
   Dark default + opt-in light theme via [data-theme="light"]
   Inspired by Linear · Vercel · Stripe · Mercury · Ramp
   ============================================================ */

/* --- Tokens (dark default) ------------------------------------ */
:root,
html[data-theme="dark"] {
  color-scheme: dark;

  /* Palette */
  --c-bg:              #0a0b10;
  --c-surface:         #11131a;
  --c-surface-hover:   #161923;
  --c-surface-elev:    #1a1d29;
  --c-overlay:         rgba(10, 11, 16, 0.72);

  --c-border:          rgba(255, 255, 255, 0.06);
  --c-border-strong:   rgba(255, 255, 255, 0.12);
  --c-border-focus:    rgba(16, 185, 129, 0.55);

  --c-text:            #f5f6fa;
  --c-text-secondary:  #a0a6bd;
  --c-text-tertiary:   #6b7186;
  --c-text-disabled:   #4a5066;

  /* Brand / semantic */
  --c-brand:           #10b981;
  --c-brand-hover:     #0ea271;
  --c-brand-soft:      rgba(16, 185, 129, 0.12);
  --c-brand-fg:        #042016;

  --c-revenue:         #10b981;
  --c-revenue-soft:    rgba(16, 185, 129, 0.14);
  --c-expense:         #f43f5e;
  --c-expense-soft:    rgba(244, 63, 94, 0.14);
  --c-profit:          #a78bfa;
  --c-profit-soft:     rgba(167, 139, 250, 0.16);
  --c-target:          #60a5fa;
  --c-target-soft:     rgba(96, 165, 250, 0.14);

  --c-success:         #22c55e;
  --c-success-soft:    rgba(34, 197, 94, 0.14);
  --c-warning:         #f59e0b;
  --c-warning-soft:    rgba(245, 158, 11, 0.14);
  --c-danger:          #ef4444;
  --c-danger-soft:     rgba(239, 68, 68, 0.14);

  /* Chart palette (categorical) */
  --ch-1: #10b981;
  --ch-2: #60a5fa;
  --ch-3: #a78bfa;
  --ch-4: #f59e0b;
  --ch-5: #f472b6;
  --ch-6: #22d3ee;

  /* Shadows (dark-tuned) */
  --sh-sm: 0 1px 2px rgba(0, 0, 0, 0.35);
  --sh-md: 0 6px 16px rgba(0, 0, 0, 0.35), 0 2px 4px rgba(0, 0, 0, 0.25);
  --sh-lg: 0 24px 48px rgba(0, 0, 0, 0.45), 0 8px 16px rgba(0, 0, 0, 0.3);
  --sh-ring: 0 0 0 3px rgba(16, 185, 129, 0.25);
  --sh-ring-danger: 0 0 0 3px rgba(239, 68, 68, 0.25);

  /* Decorative */
  --sidebar-fade: linear-gradient(180deg, rgba(16,185,129,0.03), transparent 20%);

  /* Type */
  --ff-sans: 'Inter', 'IBM Plex Sans Thai', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --ff-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;

  --fs-micro:   11px;   --lh-micro:  14px;
  --fs-xs:      12px;   --lh-xs:     16px;
  --fs-sm:      13px;   --lh-sm:     18px;
  --fs-base:    14px;   --lh-base:   20px;
  --fs-md:      15px;   --lh-md:     22px;
  --fs-lg:      18px;   --lh-lg:     24px;
  --fs-xl:      22px;   --lh-xl:     28px;
  --fs-2xl:     28px;   --lh-2xl:    34px;
  --fs-display: 34px;   --lh-display:40px;

  --fw-regular: 400;
  --fw-medium:  500;
  --fw-semi:    600;
  --fw-bold:    700;

  /* Spacing (4/8 grid) */
  --s-1:  4px;
  --s-2:  8px;
  --s-3:  12px;
  --s-4:  16px;
  --s-5:  20px;
  --s-6:  24px;
  --s-8:  32px;
  --s-10: 40px;
  --s-12: 48px;
  --s-16: 64px;
  --s-20: 80px;

  /* Radius */
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 14px;
  --r-xl: 20px;
  --r-full: 999px;

  /* Layout */
  --w-sidebar: 240px;
  --w-sidebar-sm: 64px;
  --w-content: 1280px;
  --h-topbar: 64px;

  /* Motion */
  --ease-out: cubic-bezier(0.2, 0.8, 0.2, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  --d-fast: 120ms;
  --d-med:  180ms;
  --d-slow: 260ms;
}

/* --- Light theme overrides ------------------------------------ */
html[data-theme="light"] {
  color-scheme: light;

  --c-bg:              #f6f8fb;
  --c-surface:         #ffffff;
  --c-surface-hover:   #f0f3f8;
  --c-surface-elev:    #ffffff;
  --c-overlay:         rgba(15, 20, 40, 0.35);

  --c-border:          rgba(15, 20, 40, 0.08);
  --c-border-strong:   rgba(15, 20, 40, 0.14);
  --c-border-focus:    rgba(5, 150, 105, 0.55);

  --c-text:            #0f1629;
  --c-text-secondary:  #4b5577;
  --c-text-tertiary:   #6b7694;
  --c-text-disabled:   #a0a8bf;

  --c-brand:           #059669;
  --c-brand-hover:     #047857;
  --c-brand-soft:      rgba(5, 150, 105, 0.10);
  --c-brand-fg:        #ffffff;

  --c-revenue:         #059669;
  --c-revenue-soft:    rgba(5, 150, 105, 0.12);
  --c-expense:         #e11d48;
  --c-expense-soft:    rgba(225, 29, 72, 0.10);
  --c-profit:          #7c3aed;
  --c-profit-soft:     rgba(124, 58, 237, 0.12);
  --c-target:          #2563eb;
  --c-target-soft:     rgba(37, 99, 235, 0.10);

  --c-success:         #16a34a;
  --c-success-soft:    rgba(22, 163, 74, 0.12);
  --c-warning:         #d97706;
  --c-warning-soft:    rgba(217, 119, 6, 0.12);
  --c-danger:          #dc2626;
  --c-danger-soft:     rgba(220, 38, 38, 0.10);

  --ch-1: #059669;
  --ch-2: #2563eb;
  --ch-3: #7c3aed;
  --ch-4: #d97706;
  --ch-5: #db2777;
  --ch-6: #0891b2;

  --sh-sm: 0 1px 2px rgba(15, 20, 40, 0.06);
  --sh-md: 0 6px 16px rgba(15, 20, 40, 0.08), 0 2px 4px rgba(15, 20, 40, 0.04);
  --sh-lg: 0 24px 48px rgba(15, 20, 40, 0.14), 0 8px 16px rgba(15, 20, 40, 0.06);
  --sh-ring: 0 0 0 3px rgba(5, 150, 105, 0.20);
  --sh-ring-danger: 0 0 0 3px rgba(220, 38, 38, 0.20);

  --sidebar-fade: linear-gradient(180deg, rgba(5,150,105,0.04), transparent 20%);
}

/* --- Reset ---------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; height: 100%; }
html { background: var(--c-bg); }
body {
  background: var(--c-bg);
  color: var(--c-text);
  font-family: var(--ff-sans);
  font-size: var(--fs-base);
  line-height: var(--lh-base);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  transition: background-color var(--d-med) var(--ease-out), color var(--d-med) var(--ease-out);
}
h1, h2, h3, p { margin: 0; }
button { font: inherit; color: inherit; }
a { color: inherit; text-decoration: none; }
table { border-collapse: collapse; width: 100%; }
::selection { background: var(--c-brand-soft); color: var(--c-text); }

:focus-visible { outline: none; box-shadow: var(--sh-ring); border-radius: var(--r-sm); }

.num, .tab-num { font-family: var(--ff-mono); font-variant-numeric: tabular-nums; letter-spacing: -0.01em; }

/* ============================================================
   App shell
============================================================ */
.app {
  display: grid;
  grid-template-columns: var(--w-sidebar) 1fr;
  min-height: 100vh;
}

/* --- Sidebar ------------------------------------------------- */
.sidebar {
  grid-column: 1;
  border-right: 1px solid var(--c-border);
  background: var(--sidebar-fade), var(--c-bg);
  padding: var(--s-5) var(--s-3);
  display: flex;
  flex-direction: column;
  gap: var(--s-6);
  position: sticky;
  top: 0;
  height: 100vh;
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  padding: var(--s-2) var(--s-3);
}
.brand-mark {
  width: 32px; height: 32px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--c-brand), var(--c-brand-hover));
  color: var(--c-brand-fg);
  border-radius: var(--r-md);
  box-shadow: 0 4px 12px color-mix(in srgb, var(--c-brand) 30%, transparent), inset 0 1px 0 rgba(255,255,255,0.3);
}
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-name { font-weight: var(--fw-semi); font-size: var(--fs-md); letter-spacing: -0.01em; }
.brand-sub { color: var(--c-text-tertiary); font-size: var(--fs-xs); margin-top: 2px; }

.nav { display: flex; flex-direction: column; gap: 2px; flex: 1; }
.nav-item {
  display: flex; align-items: center; gap: var(--s-3);
  padding: var(--s-2) var(--s-3);
  border-radius: var(--r-md);
  color: var(--c-text-secondary);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  transition: background var(--d-fast) var(--ease-out), color var(--d-fast) var(--ease-out);
}
.nav-item:hover { background: var(--c-surface-hover); color: var(--c-text); }
.nav-item.is-active {
  background: var(--c-surface-elev);
  color: var(--c-text);
  box-shadow: inset 0 0 0 1px var(--c-border);
}
.nav-item.is-active svg { color: var(--c-brand); }
.nav-item svg { flex-shrink: 0; color: var(--c-text-tertiary); transition: color var(--d-fast) var(--ease-out); }

.sidebar-footer { border-top: 1px solid var(--c-border); padding-top: var(--s-4); }
.org-card {
  display: flex; align-items: center; gap: var(--s-3);
  padding: var(--s-2) var(--s-3);
  border-radius: var(--r-md);
}
.org-avatar {
  width: 32px; height: 32px; border-radius: var(--r-full);
  background: linear-gradient(135deg, var(--c-surface-hover), var(--c-surface-elev));
  display: grid; place-items: center;
  font-weight: var(--fw-semi); font-size: var(--fs-sm);
  color: var(--c-text);
  box-shadow: inset 0 0 0 1px var(--c-border-strong);
}
.org-meta { display: flex; flex-direction: column; min-width: 0; }
.org-name { font-size: var(--fs-sm); font-weight: var(--fw-semi); }
.org-role { color: var(--c-text-tertiary); font-size: var(--fs-xs); }

/* --- Main ---------------------------------------------------- */
.main {
  grid-column: 2;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.topbar {
  position: sticky; top: 0; z-index: 20;
  height: var(--h-topbar);
  display: flex; align-items: center; gap: var(--s-4);
  padding: 0 var(--s-6);
  background: color-mix(in srgb, var(--c-bg) 72%, transparent);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--c-border);
}
.topbar-title { display: flex; flex-direction: column; min-width: 0; }
.eyebrow {
  color: var(--c-text-tertiary);
  font-size: var(--fs-micro); line-height: var(--lh-micro);
  text-transform: uppercase; letter-spacing: 0.08em;
  font-weight: var(--fw-semi);
}
.page-title {
  font-size: var(--fs-lg); line-height: var(--lh-lg);
  font-weight: var(--fw-semi); letter-spacing: -0.01em;
}
.topbar-actions { margin-left: auto; display: flex; align-items: center; gap: var(--s-2); }
.divider { width: 1px; height: 20px; background: var(--c-border); margin: 0 var(--s-1); }

.nav-toggle { display: none; }

/* --- Segmented switcher -------------------------------------- */
.segmented {
  position: relative;
  display: inline-flex;
  padding: 3px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  isolation: isolate;
}
.seg-btn {
  position: relative; z-index: 1;
  border: 0; background: transparent; cursor: pointer;
  padding: 6px 14px;
  border-radius: calc(var(--r-md) - 3px);
  display: inline-flex; flex-direction: column; align-items: flex-start; gap: 1px;
  color: var(--c-text-tertiary);
  transition: color var(--d-fast) var(--ease-out);
  min-width: 78px;
}
.seg-btn .seg-label { font-weight: var(--fw-semi); font-size: var(--fs-sm); line-height: 16px; }
.seg-btn .seg-sub   { font-size: 10px; line-height: 12px; letter-spacing: 0.04em; text-transform: uppercase; opacity: 0.8; }
.seg-btn:hover { color: var(--c-text-secondary); }
.seg-btn.is-active { color: var(--c-text); }
.seg-indicator {
  position: absolute; z-index: 0; top: 3px; bottom: 3px;
  background: var(--c-surface-elev);
  border: 1px solid var(--c-border-strong);
  border-radius: calc(var(--r-md) - 3px);
  box-shadow: var(--sh-sm);
  transition: transform var(--d-med) var(--ease-out), width var(--d-med) var(--ease-out);
  pointer-events: none;
}

/* --- Buttons ------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; gap: var(--s-2);
  height: 34px; padding: 0 12px;
  border-radius: var(--r-md);
  font-size: var(--fs-sm); font-weight: var(--fw-medium);
  border: 1px solid transparent;
  background: transparent;
  color: var(--c-text);
  cursor: pointer;
  transition: background var(--d-fast) var(--ease-out),
              border-color var(--d-fast) var(--ease-out),
              color var(--d-fast) var(--ease-out),
              transform var(--d-fast) var(--ease-out);
  white-space: nowrap;
}
.btn svg { opacity: 0.8; }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }

.btn-primary {
  background: var(--c-brand);
  color: var(--c-brand-fg);
  font-weight: var(--fw-semi);
  box-shadow: 0 1px 0 rgba(255,255,255,0.15) inset, 0 4px 10px color-mix(in srgb, var(--c-brand) 25%, transparent);
}
.btn-primary:hover:not(:disabled) { background: var(--c-brand-hover); }

.btn-secondary {
  background: var(--c-surface);
  border-color: var(--c-border-strong);
}
.btn-secondary:hover:not(:disabled) {
  background: var(--c-surface-hover);
  border-color: color-mix(in srgb, var(--c-border-strong) 140%, transparent);
}

.btn-ghost { background: transparent; color: var(--c-text-secondary); }
.btn-ghost:hover:not(:disabled) { background: var(--c-surface); color: var(--c-text); }

.btn-danger-ghost { background: transparent; color: var(--c-text-secondary); }
.btn-danger-ghost:hover:not(:disabled) { background: var(--c-danger-soft); color: var(--c-danger); }
.btn-danger-ghost:focus-visible { box-shadow: var(--sh-ring-danger); }

.icon-btn {
  width: 34px; height: 34px;
  display: grid; place-items: center;
  border: 1px solid var(--c-border-strong);
  background: var(--c-surface);
  border-radius: var(--r-md);
  color: var(--c-text-secondary);
  cursor: pointer;
  transition: background var(--d-fast) var(--ease-out), color var(--d-fast) var(--ease-out);
}
.icon-btn:hover { background: var(--c-surface-hover); color: var(--c-text); }
.icon-btn svg { display: block; }

/* ============================================================
   Content
============================================================ */
.content {
  padding: var(--s-8) var(--s-6) var(--s-12);
  max-width: var(--w-content);
  width: 100%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--s-6);
}

/* --- Sidebar nav divider ----------------------------------- */
.nav-divider {
  height: 1px;
  background: var(--c-border);
  margin: var(--s-3) var(--s-2);
}

/* --- Backoffice --------------------------------------------- */
.backoffice {
  display: flex;
  flex-direction: column;
  gap: var(--s-5);
}
.backoffice-header {
  padding: var(--s-2) 0 var(--s-1);
}
.backoffice-card { padding: var(--s-5); }
.backoffice-card .card-head { margin-bottom: var(--s-4); }

.settings-grid {
  display: flex;
  flex-direction: column;
  gap: var(--s-6);
}
.settings-section {
  display: flex;
  flex-direction: column;
  gap: var(--s-3);
}
.settings-heading {
  font-size: var(--fs-md);
  font-weight: 600;
  margin: 0;
  color: var(--c-text);
}
.settings-row { display: flex; align-items: center; gap: var(--s-3); flex-wrap: wrap; }
.settings-row--cols {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--s-4);
}
.settings-summary { color: var(--c-text-secondary); font-size: var(--fs-sm); }
.settings-summary strong { color: var(--c-text); font-variant-numeric: tabular-nums; }
.settings-grid-12 {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: var(--s-3);
}
.settings-grid-12.is-disabled { opacity: 0.5; pointer-events: none; }

.field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  position: relative;
}
.field-label {
  font-size: var(--fs-xs);
  color: var(--c-text-secondary);
  font-weight: 500;
}
.field-input {
  background: var(--c-surface-elev);
  border: 1px solid var(--c-border);
  border-radius: var(--r-sm);
  color: var(--c-text);
  font: inherit;
  padding: 8px 10px;
  width: 100%;
  font-variant-numeric: tabular-nums;
}
.field-input:focus { outline: none; border-color: var(--c-border-focus); }
.field-input:disabled { opacity: 0.5; cursor: not-allowed; }
.field-suffix {
  position: absolute;
  right: 10px; bottom: 10px;
  color: var(--c-text-tertiary);
  font-size: var(--fs-sm);
  pointer-events: none;
}

/* Switch toggle */
.switch { display: inline-flex; align-items: center; gap: var(--s-3); cursor: pointer; user-select: none; }
.switch input { position: absolute; opacity: 0; pointer-events: none; }
.switch-track {
  width: 38px; height: 22px;
  background: var(--c-border-strong);
  border-radius: 999px;
  position: relative;
  transition: background var(--d-fast);
}
.switch-thumb {
  position: absolute;
  width: 16px; height: 16px;
  background: var(--c-surface);
  border-radius: 50%;
  top: 3px; left: 3px;
  transition: transform var(--d-fast);
  box-shadow: 0 1px 2px rgba(0,0,0,0.2);
}
.switch input:checked + .switch-track { background: var(--c-brand); }
.switch input:checked + .switch-track .switch-thumb { transform: translateX(16px); }
.switch-label { font-size: var(--fs-sm); color: var(--c-text); }

/* Danger zone */
.backoffice-danger { border-color: var(--c-danger-soft); }
.danger-actions { display: flex; flex-wrap: wrap; gap: var(--s-3); }

@media (max-width: 720px) {
  .settings-grid-12 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .settings-row--cols { grid-template-columns: 1fr; }
}

/* --- Cloud-sync button states ------------------------------- */
#cloudBtn[data-cloud="off"]      { color: var(--c-text-tertiary); }
#cloudBtn[data-cloud="on"]       { color: var(--c-success); }
#cloudBtn[data-cloud="syncing"]  { color: var(--c-brand); animation: pulse 1.2s ease-in-out infinite; }
#cloudBtn[data-cloud="error"]    { color: var(--c-warning); }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.4; } }

/* --- Headline insight --------------------------------------- */
.insight {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  padding: var(--s-3) var(--s-5);
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-left: 3px solid var(--c-brand);
  border-radius: var(--r-lg);
  font-size: 13.5px;
  color: var(--c-text-secondary);
  line-height: 1.5;
  /* Reserve height so the page doesn't shift once JS injects the text. */
  min-height: 48px;
}
.insight[data-tone="good"]    { border-left-color: var(--c-success); }
.insight[data-tone="bad"]     { border-left-color: var(--c-danger); }
.insight[data-tone="neutral"] { border-left-color: var(--c-text-tertiary); }
.insight-icon {
  display: inline-flex;
  width: 22px; height: 22px;
  align-items: center; justify-content: center;
  border-radius: 999px;
  background: var(--c-brand-soft);
  color: var(--c-brand);
  flex-shrink: 0;
}
.insight[data-tone="bad"] .insight-icon  { background: var(--c-danger-soft); color: var(--c-danger); }
.insight[data-tone="good"] .insight-icon { background: var(--c-success-soft); color: var(--c-success); }
.insight-text { color: var(--c-text); font-weight: 500; }
.insight-text .sep { color: var(--c-text-tertiary); margin: 0 var(--s-2); }
@media (max-width: 640px) {
  .insight { font-size: 13px; padding: var(--s-3) var(--s-4); }
}

/* --- KPI grid ----------------------------------------------- */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--s-4);
  /* Reserve height for one KPI row before JS hydrates the cards.
     Prevents content below from shifting (CLS). Adjusted on mobile below. */
  min-height: 144px;
}

.kpi {
  --kpi-accent: var(--c-brand);
  position: relative;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-lg);
  padding: var(--s-5);
  display: flex; flex-direction: column; gap: var(--s-3);
  overflow: hidden;
  transition: border-color var(--d-fast) var(--ease-out);
  box-shadow: var(--sh-sm);
}
.kpi::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 2px;
  background: linear-gradient(90deg, var(--kpi-accent), transparent 70%);
  opacity: 0.9;
}
.kpi:hover { border-color: var(--c-border-strong); }

.kpi-head { display: flex; align-items: center; justify-content: space-between; gap: var(--s-3); }
.kpi-label {
  color: var(--c-text-tertiary);
  font-size: var(--fs-micro); line-height: var(--lh-micro);
  text-transform: uppercase; letter-spacing: 0.08em;
  font-weight: var(--fw-semi);
}
.kpi-icon {
  width: 28px; height: 28px; border-radius: var(--r-md);
  display: grid; place-items: center;
  background: color-mix(in srgb, var(--kpi-accent) 14%, transparent);
  color: var(--kpi-accent);
}

.kpi-value-row { display: flex; align-items: baseline; gap: var(--s-3); flex-wrap: wrap; }
.kpi-value {
  font-family: var(--ff-mono);
  font-variant-numeric: tabular-nums;
  font-size: var(--fs-2xl); line-height: var(--lh-2xl);
  font-weight: var(--fw-semi);
  letter-spacing: -0.02em;
  color: var(--c-text);
}

.delta {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 2px 8px;
  border-radius: var(--r-full);
  font-size: var(--fs-xs); font-weight: var(--fw-semi);
  line-height: 16px;
  background: var(--c-surface-hover);
  color: var(--c-text-secondary);
}
.delta.is-up   { background: var(--c-success-soft); color: var(--c-success); }
.delta.is-down { background: var(--c-danger-soft); color: var(--c-danger); }
.delta svg { width: 10px; height: 10px; }

.kpi-foot { display: flex; justify-content: space-between; align-items: flex-end; gap: var(--s-3); margin-top: auto; }
.kpi-sub { color: var(--c-text-tertiary); font-size: var(--fs-xs); }
.kpi-sparkline { width: 96px; height: 32px; opacity: 0.95; }

/* --- Cards --------------------------------------------------- */
.card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--sh-sm);
}
.card-head {
  display: flex; align-items: flex-start; justify-content: space-between; gap: var(--s-4);
  padding: var(--s-5) var(--s-5) var(--s-4);
}
.card-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--c-text-tertiary);
  font-size: var(--fs-micro); line-height: var(--lh-micro);
  text-transform: uppercase; letter-spacing: 0.08em;
  font-weight: var(--fw-semi);
}
.card-eyebrow .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--dot, var(--c-text-tertiary));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--dot, var(--c-text-tertiary)) 20%, transparent);
}
.card-title {
  margin-top: 6px;
  font-size: var(--fs-lg); line-height: var(--lh-lg);
  font-weight: var(--fw-semi);
  letter-spacing: -0.01em;
}
.card-desc {
  margin-top: 4px;
  color: var(--c-text-tertiary);
  font-size: var(--fs-sm);
}
.card-head-actions { display: flex; align-items: center; gap: var(--s-2); flex-wrap: wrap; justify-content: flex-end; }

/* --- Chart row ---------------------------------------------- */
.chart-row {
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr);
  gap: var(--s-4);
}
.chart-card { display: flex; flex-direction: column; }
.chart-body {
  padding: 0 var(--s-5) var(--s-5);
  height: 320px; position: relative;
}
.chart-body--tight { height: 260px; }

.chart-legend {
  display: flex; flex-wrap: wrap; gap: var(--s-3);
  align-items: center;
}
.chart-legend-item {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px;
  border-radius: var(--r-full);
  background: var(--c-surface-elev);
  border: 1px solid var(--c-border);
  font-size: var(--fs-xs); color: var(--c-text-secondary);
  cursor: pointer;
  transition: border-color var(--d-fast) var(--ease-out), color var(--d-fast) var(--ease-out);
  user-select: none;
}
.chart-legend-item:hover { border-color: var(--c-border-strong); color: var(--c-text); }
.chart-legend-item .swatch {
  width: 8px; height: 8px; border-radius: 2px;
  background: var(--swatch, var(--c-text-tertiary));
  display: inline-block;
}
.chart-legend-item.is-off { opacity: 0.45; }

.mix-legend {
  list-style: none; padding: 0 var(--s-5) var(--s-5); margin: 0;
  display: flex; flex-direction: column; gap: 8px;
}
.mix-legend li {
  display: grid;
  grid-template-columns: 14px 1fr auto auto;
  align-items: center; gap: var(--s-3);
  font-size: var(--fs-sm);
}
.mix-legend .swatch { width: 10px; height: 10px; border-radius: 3px; }
.mix-legend .name { color: var(--c-text-secondary); min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mix-legend .val  { color: var(--c-text); font-family: var(--ff-mono); font-variant-numeric: tabular-nums; }
.mix-legend .pct  { color: var(--c-text-tertiary); font-size: var(--fs-xs); font-family: var(--ff-mono); min-width: 44px; text-align: right; }

.chart-fallback {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: var(--s-2);
  color: var(--c-text-tertiary); text-align: center; padding: var(--s-5);
  background: var(--c-surface);
}
.chart-fallback h3 { color: var(--c-text); font-size: var(--fs-md); font-weight: var(--fw-semi); }
.chart-fallback p  { font-size: var(--fs-sm); }

/* --- Tables -------------------------------------------------- */
.table-scroll {
  position: relative;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--c-border-strong) transparent;
}
.table-scroll::-webkit-scrollbar { height: 10px; }
.table-scroll::-webkit-scrollbar-thumb { background: var(--c-border-strong); border-radius: var(--r-full); border: 2px solid var(--c-surface); }
.table-scroll::-webkit-scrollbar-track { background: transparent; }

.data-table {
  width: 100%;
  font-size: var(--fs-sm);
  border-top: 1px solid var(--c-border);
  min-width: 860px;
}
.data-table thead th {
  position: sticky; top: 0; z-index: 2;
  background: var(--c-surface);
  color: var(--c-text-tertiary);
  font-weight: var(--fw-semi);
  font-size: var(--fs-micro);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-align: right;
  padding: var(--s-3) var(--s-3);
  border-bottom: 1px solid var(--c-border);
  white-space: nowrap;
}
.data-table thead th:first-child,
.data-table tbody td:first-child {
  text-align: left;
  position: sticky; left: 0; z-index: 3;
  background: var(--c-surface);
}
.data-table thead th:first-child { z-index: 4; }
.data-table tbody td {
  padding: var(--s-2) var(--s-3);
  border-bottom: 1px solid var(--c-border);
  text-align: right;
  color: var(--c-text);
  white-space: nowrap;
}
.data-table tbody td:first-child {
  color: var(--c-text-secondary);
  font-weight: var(--fw-medium);
}
.data-table tbody tr:last-child td { border-bottom: 0; }
.data-table tbody tr:hover td { background: var(--c-surface-hover); }

.data-table tbody tr.section td {
  padding: var(--s-4) var(--s-3) var(--s-2);
  color: var(--c-text-tertiary);
  font-size: var(--fs-micro);
  font-weight: var(--fw-semi);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-bottom: 0;
  background: transparent;
}
.data-table tbody tr.total td {
  background: var(--c-surface-elev);
  font-weight: var(--fw-semi);
  color: var(--c-text);
  border-top: 1px solid var(--c-border-strong);
}

.data-table tbody tr.muted td { color: var(--c-text-tertiary); }

.value-neg { color: var(--c-danger); }
.value-zero { color: var(--c-text-tertiary); }

/* Editable cells */
.cell-input {
  width: 100%;
  min-width: 84px;
  max-width: 120px;
  background: transparent;
  border: 1px solid transparent;
  color: var(--c-text);
  padding: 4px 8px;
  border-radius: var(--r-sm);
  text-align: right;
  font: inherit;
  font-family: var(--ff-mono);
  font-variant-numeric: tabular-nums;
  transition: background var(--d-fast) var(--ease-out), border-color var(--d-fast) var(--ease-out);
}
.cell-input::placeholder { color: var(--c-text-disabled); }
.cell-input:hover { border-color: var(--c-border-strong); }
.cell-input:focus {
  outline: none;
  background: var(--c-surface-elev);
  border-color: var(--c-border-focus);
  box-shadow: var(--sh-ring);
}
.cell-input.is-invalid {
  border-color: var(--c-danger);
  box-shadow: var(--sh-ring-danger);
}

/* Badges */
.badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 2px 8px;
  border-radius: var(--r-full);
  font-size: var(--fs-micro); line-height: var(--lh-micro);
  font-weight: var(--fw-semi);
  font-family: var(--ff-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
}
.badge.is-good   { background: var(--c-success-soft); color: var(--c-success); }
.badge.is-warn   { background: var(--c-warning-soft); color: var(--c-warning); }
.badge.is-bad    { background: var(--c-danger-soft);  color: var(--c-danger); }
.badge.is-neutral{ background: var(--c-surface-elev); color: var(--c-text-tertiary); box-shadow: inset 0 0 0 1px var(--c-border); }
.badge svg { width: 10px; height: 10px; }

/* Empty state */
.empty-state {
  padding: var(--s-12) var(--s-6);
  display: flex; flex-direction: column; align-items: center; gap: var(--s-2);
  text-align: center;
  color: var(--c-text-tertiary);
  border-top: 1px dashed var(--c-border);
}
.empty-state h3 { color: var(--c-text); font-size: var(--fs-md); font-weight: var(--fw-semi); }
.empty-state p { font-size: var(--fs-sm); max-width: 360px; }
.empty-icon {
  width: 44px; height: 44px;
  display: grid; place-items: center;
  border-radius: var(--r-full);
  background: var(--c-brand-soft);
  color: var(--c-brand);
  margin-bottom: var(--s-2);
}

/* Footer */
.app-footer {
  padding: var(--s-6) 0 0;
  color: var(--c-text-tertiary);
  font-size: var(--fs-xs);
  display: flex; align-items: center; gap: var(--s-2);
  justify-content: center;
  border-top: 1px solid var(--c-border);
  margin-top: var(--s-6);
}
.app-footer .sep { opacity: 0.5; }

/* Scrim */
.scrim {
  position: fixed; inset: 0; z-index: 30;
  background: var(--c-overlay);
  backdrop-filter: blur(2px);
  opacity: 0; pointer-events: none;
  transition: opacity var(--d-med) var(--ease-out);
}
.scrim.is-on { opacity: 1; pointer-events: auto; }

/* Toast */
.toast-region {
  position: fixed; bottom: var(--s-6); right: var(--s-6);
  display: flex; flex-direction: column; gap: var(--s-2);
  z-index: 50;
}
.toast {
  background: var(--c-surface-elev);
  border: 1px solid var(--c-border-strong);
  border-radius: var(--r-md);
  padding: var(--s-3) var(--s-4);
  font-size: var(--fs-sm);
  color: var(--c-text);
  box-shadow: var(--sh-lg);
  display: inline-flex; align-items: center; gap: var(--s-2);
  animation: toastIn var(--d-med) var(--ease-out);
  max-width: 360px;
}
.toast svg { color: var(--c-success); flex-shrink: 0; }
.toast.is-error svg { color: var(--c-danger); }
.toast.toast-undo svg { color: var(--c-warning); }
.toast-undo-btn {
  margin-left: var(--s-3);
  padding: 4px 10px;
  background: transparent;
  border: 1px solid var(--c-border-strong);
  border-radius: var(--r-sm);
  color: var(--c-brand);
  font-weight: 600;
  font-size: var(--fs-xs);
  cursor: pointer;
}
.toast-undo-btn:hover { background: var(--c-brand-soft); }

/* --- Editable row controls (Item column + Add row) --------- */
.data-table .row-head {
  display: flex; align-items: center; gap: var(--s-2);
  min-width: 160px;
}
.data-table .row-del {
  flex-shrink: 0;
  width: 22px; height: 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--c-text-tertiary);
  font-size: 16px; line-height: 1;
  cursor: pointer;
  transition: background var(--d-fast), color var(--d-fast), border-color var(--d-fast);
}
.data-table .row-del:hover {
  background: var(--c-danger-soft);
  color: var(--c-danger);
  border-color: var(--c-danger);
}
.data-table .row-name {
  flex: 1;
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--r-sm);
  padding: 4px 6px;
  color: var(--c-text);
  font: inherit;
  min-width: 0;
}
.data-table .row-name:hover { border-color: var(--c-border); }
.data-table .row-name:focus {
  outline: none;
  border-color: var(--c-border-focus);
  background: var(--c-surface-hover);
}
.data-table tr.add-row-row td {
  background: transparent !important;
  border: 0;
  padding: var(--s-2) var(--s-3);
}
.add-row-btn {
  width: 100%;
  padding: 8px 12px;
  background: transparent;
  border: 1px dashed var(--c-border-strong);
  border-radius: var(--r-sm);
  color: var(--c-text-secondary);
  font: inherit;
  cursor: pointer;
  transition: background var(--d-fast), color var(--d-fast), border-color var(--d-fast);
}
.add-row-btn:hover {
  background: var(--c-brand-soft);
  border-color: var(--c-brand);
  border-style: solid;
  color: var(--c-brand);
}
@keyframes toastIn {
  from { transform: translateY(8px); opacity: 0; }
  to   { transform: translateY(0);   opacity: 1; }
}

/* ============================================================
   Responsive
============================================================ */
@media (max-width: 1200px) {
  .content { padding: var(--s-6) var(--s-5) var(--s-10); }
  .chart-row { grid-template-columns: 1fr; }
}

@media (max-width: 900px) {
  :root { --w-sidebar: 72px; }
  .sidebar { padding: var(--s-4) var(--s-2); }
  .brand-text, .org-meta { display: none; }
  .nav-item { justify-content: center; padding: var(--s-3); font-size: 0; }
  .nav-item svg { width: 18px; height: 18px; }
  .brand { justify-content: center; padding: var(--s-2); }

  .kpi-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }

  .seg-btn { min-width: 64px; }
  .seg-btn .seg-sub { display: none; }
}

@media (max-width: 720px) {
  .app { grid-template-columns: 1fr; }
  .sidebar {
    position: fixed; left: 0; top: 0; bottom: 0;
    width: 260px;
    height: 100vh;
    z-index: 40;
    transform: translateX(-100%);
    transition: transform var(--d-med) var(--ease-out);
    padding: var(--s-5) var(--s-3);
    background: var(--c-bg);
  }
  .brand-text, .org-meta { display: flex; flex-direction: column; }
  .nav-item { justify-content: flex-start; padding: var(--s-2) var(--s-3); font-size: var(--fs-sm); }
  .nav-item svg { width: 16px; height: 16px; }

  .app.is-nav-open .sidebar { transform: translateX(0); }
  .nav-toggle { display: grid; }
  .topbar { padding: 0 var(--s-4); }
  .topbar-title .page-title { font-size: var(--fs-md); }
  .content { padding: var(--s-5) var(--s-4) var(--s-10); gap: var(--s-5); }

  .topbar-actions > .btn > span { display: none; }
  .btn { padding: 0 10px; }
  .divider { display: none; }

  .kpi-grid {
    grid-template-columns: 1fr;
    /* Reserve ~4 stacked cards worth of height — kills LCP/CLS shift on phones. */
    min-height: 560px;
  }
  .kpi-sparkline { width: 72px; }

  .seg-btn { padding: 6px 10px; min-width: 56px; }
  .seg-btn .seg-sub { display: none; }
}

@media (max-width: 420px) {
  .card-head { flex-direction: column; align-items: stretch; }
  .card-head-actions { justify-content: flex-start; }
  .topbar { gap: var(--s-2); }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 1ms !important;
    transition-duration: 1ms !important;
  }
}