/* ===========================================================================
   NotSystem — Дизайн-токены
   Порт из Not-System-Design-System.md (colors / typography / spacing / effects).
   Тёмная финтех/аналитика-палитра: глубокий navy, spring-green primary,
   violet + magenta вторичные акценты.
   =========================================================================== */

/* --- Шрифты (Cyrillic-native Google Fonts) --- */
@import url('https://fonts.googleapis.com/css2?family=Unbounded:wght@500;600;700;800&family=Onest:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  /* =====================  RAW COLOR RAMPS  ===================== */

  /* Spring green — primary action / positive / growth */
  --green-50:  #E6FFF4;
  --green-100: #BFFCE2;
  --green-200: #8DF8CC;
  --green-300: #6FFFC0;
  --green-400: #51FAAA;   /* PRIMARY brand accent */
  --green-500: #2FE894;
  --green-600: #18C97A;
  --green-700: #0F9E60;

  /* Violet — Wildberries-leaning secondary / data */
  --violet-200: #D6C2F2;
  --violet-300: #C2A4ED;
  --violet-400: #AB7DE3;  /* secondary accent */
  --violet-500: #9461DA;
  --violet-600: #7C4BCB;

  /* Magenta — highlight / data viz pop */
  --magenta-300: #FFA8FF;
  --magenta-400: #FF81FF;
  --magenta-500: #E85FE8;

  /* Azure — Ozon-leaning data / info */
  --azure-300: #7DD3FC;
  --azure-400: #38BDF8;
  --azure-500: #0EA5E9;

  /* Amber — warning / data viz */
  --amber-300: #FDE68A;
  --amber-400: #FDE047;
  --amber-500: #F5C518;

  /* Coral — negative / loss */
  --coral-300: #FDA4B8;
  --coral-400: #FB7185;
  --coral-500: #F43F6B;

  /* Brown — статус «банан» (перезрелый товар) */
  --brown-400: #B07A47;
  --brown-500: #8A5A2B;

  /* Neutral ramp — blue-violet tinted dark scale */
  --neutral-0:   #0A0B14;
  --neutral-50:  #0C0E1D;
  --neutral-100: #121327;
  --neutral-150: #16172E;
  --neutral-200: #1B1B33;
  --neutral-250: #211F36;
  --neutral-300: #2A2A45;
  --neutral-400: #3A395A;
  --neutral-500: #4D4C70;
  --neutral-600: #616083;
  --neutral-700: #8B8AAC;
  --neutral-800: #B8B7D4;
  --neutral-900: #E6E6F2;
  --neutral-950: #F4F4FA;

  /* =====================  SEMANTIC ALIASES  ===================== */

  /* Backgrounds */
  --bg-app:        var(--neutral-50);
  --bg-void:       var(--neutral-0);
  --bg-raised:     var(--neutral-100);

  /* Surfaces */
  --surface-card:    var(--neutral-200);
  --surface-raised:  var(--neutral-250);
  --surface-hover:   var(--neutral-300);
  --surface-glass:   rgba(33, 31, 54, 0.55);
  --surface-inset:   rgba(10, 11, 20, 0.5);

  /* Borders & dividers */
  --border-subtle:  rgba(255, 255, 255, 0.06);
  --border-default: rgba(255, 255, 255, 0.10);
  --border-strong:  rgba(255, 255, 255, 0.16);
  --border-glass:   rgba(171, 125, 227, 0.18);

  /* Text */
  --text-primary:   var(--neutral-950);
  --text-secondary: var(--neutral-800);
  --text-muted:     var(--neutral-600);
  --text-faint:     var(--neutral-500);
  --text-on-accent: var(--neutral-0);
  --text-link:      var(--green-400);

  /* Brand / interactive */
  --accent:          var(--green-400);
  --accent-hover:    var(--green-300);
  --accent-press:    var(--green-500);
  --accent-soft:     rgba(81, 250, 170, 0.12);
  --accent-ring:     rgba(81, 250, 170, 0.40);
  --accent-2:        var(--violet-400);
  --accent-2-soft:   rgba(171, 125, 227, 0.14);

  /* Semantic status */
  --positive:       var(--green-400);
  --positive-soft:  rgba(81, 250, 170, 0.14);
  --negative:       var(--coral-400);
  --negative-soft:  rgba(251, 113, 133, 0.14);
  --warning:        var(--amber-400);
  --warning-soft:   rgba(253, 224, 71, 0.14);
  --info:           var(--azure-400);
  --info-soft:      rgba(56, 189, 248, 0.14);

  /* Data-viz categorical sequence */
  --viz-1: var(--green-400);
  --viz-2: var(--azure-400);
  --viz-3: var(--violet-400);
  --viz-4: var(--magenta-400);
  --viz-5: var(--amber-400);
  --viz-6: var(--coral-400);

  /* Signature gradients & glows */
  --glow-green:   radial-gradient(circle at 50% 50%, rgba(81,250,170,0.22), transparent 70%);
  --glow-violet:  radial-gradient(circle at 50% 50%, rgba(171,125,227,0.22), transparent 70%);
  --glow-magenta: radial-gradient(circle at 50% 50%, rgba(255,129,255,0.18), transparent 70%);
  --grad-spend:   linear-gradient(90deg, var(--magenta-400), var(--green-400));
  --grad-accent:  linear-gradient(135deg, var(--green-400), var(--azure-400));
  --grad-hero:    radial-gradient(120% 120% at 80% 0%, rgba(171,125,227,0.18), transparent 55%),
                  radial-gradient(100% 100% at 10% 100%, rgba(81,250,170,0.12), transparent 50%);

  /* =====================  TYPOGRAPHY  ===================== */

  --font-display: 'Unbounded', system-ui, sans-serif;
  --font-sans:    'Onest', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-mono:    'JetBrains Mono', ui-monospace, 'SF Mono', monospace;

  --fw-regular:  400;
  --fw-medium:   500;
  --fw-semibold: 600;
  --fw-bold:     700;
  --fw-extra:    800;

  --fs-display-xl: 4.5rem;   /* 72px — hero */
  --fs-display-lg: 3.5rem;   /* 56px */
  --fs-display-md: 2.75rem;  /* 44px */
  --fs-display-sm: 2rem;     /* 32px — section heads */
  --fs-h1:   1.75rem;        /* 28px */
  --fs-h2:   1.375rem;       /* 22px */
  --fs-h3:   1.125rem;       /* 18px */
  --fs-body-lg: 1.0625rem;   /* 17px */
  --fs-body:    0.9375rem;   /* 15px */
  --fs-sm:      0.8125rem;   /* 13px */
  --fs-xs:      0.6875rem;   /* 11px */

  --lh-tight:   1.05;
  --lh-snug:    1.2;
  --lh-normal:  1.45;
  --lh-relaxed: 1.6;

  --ls-tighter: -0.03em;
  --ls-tight:   -0.015em;
  --ls-normal:  0;
  --ls-wide:    0.04em;
  --ls-wider:   0.12em;

  /* =====================  SPACING / RADII / SIZING  ===================== */

  --space-0:  0;
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.5rem;
  --space-6:  2rem;
  --space-7:  2.5rem;
  --space-8:  3rem;
  --space-9:  4rem;
  --space-10: 5rem;
  --space-12: 7.5rem;

  --radius-xs:   6px;
  --radius-sm:   10px;
  --radius-md:   14px;
  --radius-lg:   18px;
  --radius-xl:   24px;
  --radius-2xl:  32px;
  --radius-pill: 999px;
  --radius-circle: 50%;

  --control-sm: 32px;
  --control-md: 40px;
  --control-lg: 48px;

  --container-max: 1200px;
  --topbar-h: 68px;

  --border-w: 1px;
  --border-w-2: 1.5px;

  /* =====================  EFFECTS  ===================== */

  --shadow-xs:  0 1px 2px rgba(0,0,0,0.4);
  --shadow-sm:  0 2px 8px rgba(0,0,0,0.35);
  --shadow-md:  0 8px 24px rgba(0,0,0,0.45);
  --shadow-lg:  0 18px 48px rgba(0,0,0,0.55);
  --shadow-xl:  0 32px 80px rgba(0,0,0,0.6);

  --sheen-top: inset 0 1px 0 rgba(255,255,255,0.06);
  --inset-well: inset 0 1px 2px rgba(0,0,0,0.4);

  --shadow-accent: 0 6px 24px rgba(81,250,170,0.28);
  --shadow-accent-strong: 0 8px 36px rgba(81,250,170,0.40);
  --shadow-violet: 0 6px 28px rgba(171,125,227,0.32);

  --focus-ring: 0 0 0 3px var(--accent-ring);

  --blur-sm: blur(8px);
  --blur-md: blur(16px);
  --blur-lg: blur(28px);

  --glass-bg: var(--surface-glass);
  --glass-border: var(--border-glass);

  --ease-out:    cubic-bezier(0.22, 1, 0.36, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --dur-fast:   120ms;
  --dur-base:   200ms;
  --dur-slow:   360ms;
  --transition: all var(--dur-base) var(--ease-out);
}