/* Dizayn tokenlari va asosiy uslublar. Oddiy va bezaksiz (CONTRIBUTING.md, "UI qoidalari"):
   to'q yon menyu, och kulrang sahifa foni, oq bloklar; bitta asosiy rang (qizil).
   Soya, gradient yo'q; burchak radiusi 4px dan oshmaydi. Rang kodlari faqat shu faylda. */

/* Shriftlar loyiha ichida (SIL Open Font License — fonts/OFL-*.txt): tashqi serverga so'rov yo'q,
   internetsiz omborda ham bir xil ko'rinadi. Faqat lotin va lotin-ext qismlari.
   Golos Text — o'zgaruvchan shrift (bitta fayl 400–600), interfeysdagi yagona shrift.
   O'zbekcha matnda oddiy apostrof ishlatiladi (o', g'). */
@font-face {
  font-family: "Golos Text";
  font-style: normal;
  font-weight: 400 600;
  font-display: swap;
  src: url("../fonts/golos-text-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: "Golos Text";
  font-style: normal;
  font-weight: 400 600;
  font-display: swap;
  src: url("../fonts/golos-text-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

:root {
  /* Ranglar */
  --ink: #1f2328;            /* asosiy matn */
  --ink-soft: #4b525b;       /* ikkinchi darajali matn */
  --ink-faint: #6b727b;      /* izohlar */
  --bg-soft: #f6f7f9;        /* jadval sarlavhasi, tanlangan qator */
  --page: #eef0f3;           /* sahifa foni (oq bloklar ostida) */
  --surface: #ffffff;        /* oq bloklar: sarlavha paneli, jadval, forma */
  --line: #dde0e4;           /* ingichka chiziqlar */
  --line-strong: #b8bec6;    /* forma maydonlari chegarasi */
  --accent: #c8102e;         /* yagona asosiy rang: asosiy tugma, joriy menyu va tab */
  --accent-dark: #a00d25;
  --link: #1f3a5f;           /* havolalar (hujjat raqamlari) */
  --ok: #1d7a46;             /* bajarilgan */
  --warn: #9a5b00;           /* jarayonda (qisman qabul, terilmoqda) */
  --danger: #b42318;         /* xato, xavf, bekor qilingan, kechikkan */

  /* Yon menyu (to'q) */
  --nav-bg: #1b2433;
  --nav-ink: #c3cad5;
  --nav-ink-strong: #ffffff;
  --nav-faint: #7d8796;
  --nav-line: #2c3646;
  --nav-active: #263247;

  /* Grafiklar: neytral ko'k-kulrang qator, qat'iy tartibda; qiymatlar legenda jadvalida ham bor */
  --chart-1: #1f3a5f;
  --chart-2: #6f8db0;
  --chart-3: #4b525b;
  --chart-4: #a9bbd0;
  --chart-5: #8a9099;
  --chart-6: #34587f;
  --chart-7: #c7ccd3;
  --chart-other: #e1e4e8;    /* "Boshqalar" */
  --chart-previous: #b8bec6; /* o'tgan davr — fon seriyasi */

  /* Shrift */
  --font-ui: "Golos Text", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  /* Shrift o'lchamlari (1.2 nisbat) */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-md: 1rem;
  --text-lg: 1.2rem;
  --text-xl: 1.44rem;

  /* Oraliqlar (4px panjara) */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;

  --radius: 4px;             /* yagona burchak radiusi — bundan katta emas */
  --touch: 44px;             /* minimal bosish maydoni (qo'lqopda ham) */
  --sidebar-width: 15rem;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: var(--text-md);
  line-height: 1.5;
  font-variant-numeric: tabular-nums;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.2;
  font-weight: 600;
}

h1 {
  font-size: var(--text-xl);
}

h2 {
  font-size: var(--text-lg);
}

h3 {
  font-size: var(--text-md);
}

p {
  margin: 0;
}

a {
  color: var(--link);
}

img,
svg {
  display: block;
  max-width: 100%;
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

/* Fokus: asosiy rangdagi aniq halqa (klaviatura bilan ishlaganda) */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.muted {
  color: var(--ink-faint);
}

.num {
  font-variant-numeric: tabular-nums;
  text-align: right;
  white-space: nowrap;
}

[hidden] {
  display: none !important;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}