/* ============================================================================
   EKOMARKAZ — DESIGN TOKENS
   Bitta manba: rang, tipografika, masofa, radius, soya, harakat.
   Hech qaysi komponent xom qiymat (hex, px) ishlatmaydi — faqat shu tokenlar.
   ============================================================================ */

:root {
  color-scheme: light;

  /* ---- NEUTRAL RAMP ------------------------------------------------------
     Sof kulrang emas — yashil tomon ozgina og'dirilgan (hue 155).
     Bu interfeysga "ekologik" xarakter beradi, lekin ko'zga tashlanmaydi.   */
  --n-0:   #FFFFFF;
  --n-25:  #FBFDFC;
  --n-50:  #F5F8F6;
  --n-100: #EDF2EF;
  --n-150: #E3EAE6;
  --n-200: #D6E0DA;
  --n-300: #B8C7BF;
  --n-400: #90A399;
  --n-500: #6B8077;
  --n-600: #4E6259;
  --n-700: #384942;
  --n-800: #24322C;
  --n-900: #16211C;
  --n-950: #0C1512;

  /* ---- BRAND: emerald ---------------------------------------------------- */
  --br-50:  #E8F7F0;
  --br-100: #C9EDDE;
  --br-200: #96DCC1;
  --br-300: #5CC5A0;
  --br-400: #2FAC82;
  --br-500: #109168;   /* asosiy */
  --br-600: #0B7554;
  --br-700: #0A5C43;
  --br-800: #084835;
  --br-900: #063228;

  /* ---- ACCENT: deep teal-blue (ikkilamchi harakatlar, ma'lumot) ---------- */
  --ac-50:  #E8F1FB;
  --ac-100: #CBE0F6;
  --ac-300: #71ADE8;
  --ac-500: #1F73C7;
  --ac-600: #145AA3;
  --ac-700: #114780;

  /* ---- SIGNAL ------------------------------------------------------------ */
  --am-50:  #FDF4E3;  --am-300: #F0C05A;  --am-500: #C88A0B;  --am-700: #8A5D04;
  --ro-50:  #FDEDEB;  --ro-300: #F0938A;  --ro-500: #D0452F;  --ro-700: #91291A;
  --vi-500: #6A4FC7;  /* yutuqlar / sertifikat aksenti */
  --vi-50:  #F0EDFB;

  /* ---- SEMANTIC (mavzuga qarab almashadi) -------------------------------- */
  --bg:           var(--n-50);
  --bg-sunken:    var(--n-100);
  --surface:      var(--n-0);
  --surface-2:    var(--n-25);
  --surface-3:    var(--n-100);
  --surface-inv:  var(--n-900);
  --border:       var(--n-150);
  --border-2:     var(--n-200);
  --border-strong:var(--n-300);
  --text:         var(--n-900);
  --text-2:       var(--n-600);
  --text-3:       var(--n-500);
  --text-inv:     var(--n-0);
  --brand:        var(--br-500);
  --brand-hi:     var(--br-400);
  --brand-lo:     var(--br-700);
  --brand-tint:   var(--br-50);
  --accent:       var(--ac-500);
  --accent-tint:  var(--ac-50);
  --warn:         var(--am-500);
  --warn-tint:    var(--am-50);
  --danger:       var(--ro-500);
  --danger-tint:  var(--ro-50);
  --award:        var(--vi-500);
  --award-tint:   var(--vi-50);
  --focus:        var(--ac-500);

  /* Shisha effekt — faqat overlay va sticky panellarda */
  --glass:        rgba(255, 255, 255, .72);
  --glass-brd:    rgba(255, 255, 255, .6);
  --glass-blur:   blur(20px) saturate(1.6);
  --scrim:        rgba(12, 21, 18, .55);

  /* ---- TYPOGRAPHY -------------------------------------------------------- */
  --font: 'Inter', 'Segoe UI', system-ui, -apple-system, 'Helvetica Neue', sans-serif;
  --font-num: 'Inter', ui-monospace, 'SF Mono', 'Cascadia Mono', monospace;

  /* Suyuq shkala — mobil va desktop orasida silliq o'zgaradi */
  --fs-display: clamp(2.25rem, 1.30rem + 4.2vw, 4.25rem);
  --fs-h1:      clamp(1.75rem, 1.25rem + 2.1vw, 2.75rem);
  --fs-h2:      clamp(1.375rem, 1.13rem + 1.0vw, 1.875rem);
  --fs-h3:      clamp(1.0625rem, 0.99rem + 0.32vw, 1.25rem);
  --fs-lg:      1.0625rem;
  --fs-base:    0.9375rem;
  --fs-sm:      0.875rem;
  --fs-xs:      0.8125rem;
  --fs-2xs:     0.75rem;

  --lh-tight: 1.12;
  --lh-snug:  1.3;
  --lh-base:  1.6;
  --lh-loose: 1.75;

  --tr-display: -0.035em;
  --tr-head:    -0.022em;
  --tr-base:    -0.006em;
  --tr-wide:    0.06em;

  --fw-normal: 400;
  --fw-medium: 500;
  --fw-semi:   600;
  --fw-bold:   700;
  --fw-black:  800;

  /* ---- SPACE (4px asos) --------------------------------------------------- */
  --sp-1: 4px;   --sp-2: 8px;   --sp-3: 12px;  --sp-4: 16px;
  --sp-5: 20px;  --sp-6: 24px;  --sp-7: 32px;  --sp-8: 40px;
  --sp-9: 48px;  --sp-10: 64px; --sp-11: 80px; --sp-12: 112px;

  /* ---- RADIUS ------------------------------------------------------------ */
  --r-1: 6px;  --r-2: 10px;  --r-3: 14px;  --r-4: 18px;
  --r-5: 24px; --r-6: 32px;  --r-full: 999px;

  /* ---- ELEVATION ---------------------------------------------------------
     Ko'p qatlamli, past shaffoflik — "og'ir" soyalardan qochamiz.           */
  --sh-1: 0 1px 2px rgba(12,21,18,.05), 0 1px 1px rgba(12,21,18,.03);
  --sh-2: 0 2px 4px rgba(12,21,18,.05), 0 4px 12px rgba(12,21,18,.05);
  --sh-3: 0 4px 8px rgba(12,21,18,.05), 0 12px 28px rgba(12,21,18,.07);
  --sh-4: 0 8px 16px rgba(12,21,18,.06), 0 24px 56px rgba(12,21,18,.10);
  --sh-5: 0 16px 32px rgba(6,18,14,.14), 0 40px 96px rgba(6,18,14,.22);
  --sh-brand: 0 6px 20px rgba(16,145,104,.28);
  --sh-inset: inset 0 1px 0 rgba(255,255,255,.6);

  /* ---- MOTION ------------------------------------------------------------ */
  --dur-1: 120ms;   /* holat o'zgarishi: hover, focus */
  --dur-2: 200ms;   /* kichik harakatlar */
  --dur-3: 320ms;   /* panel, modal */
  --dur-4: 560ms;   /* sahifa kirishi */
  --dur-5: 900ms;   /* progress, raqam sanash */

  --ease-out:    cubic-bezier(.22, 1, .36, 1);
  --ease-in-out: cubic-bezier(.65, 0, .35, 1);
  --ease-spring: cubic-bezier(.34, 1.56, .64, 1);
  --ease-linear: linear;

  /* ---- LAYOUT ------------------------------------------------------------ */
  --sidebar-w: 268px;
  --header-h: 60px;
  --content-max: 1180px;
  --content-wide: 1400px;
  --z-base: 1; --z-sticky: 20; --z-nav: 40; --z-overlay: 60; --z-modal: 80; --z-toast: 100;
}

/* ============================================================================
   DARK THEME
   Sof qora emas — chuqur yashil-siyoh. Kontrast WCAG AA dan past tushmaydi.
   ============================================================================ */
[data-theme="dark"] {
  color-scheme: dark;

  --bg:           #0B1310;
  --bg-sunken:    #070D0B;
  --surface:      #121D18;
  --surface-2:    #16241E;
  --surface-3:    #1C2E26;
  --surface-inv:  var(--n-50);
  --border:       #223129;
  --border-2:     #2B3D33;
  --border-strong:#3C5247;
  --text:         #E9F2ED;
  --text-2:       #A2B5AB;
  --text-3:       #7E9389;
  --text-inv:     var(--n-900);

  --brand:        #2FAC82;
  --brand-hi:     #5CC5A0;
  --brand-lo:     #96DCC1;
  --brand-tint:   rgba(47,172,130,.13);
  --accent:       #5FA3E0;
  --accent-tint:  rgba(95,163,224,.13);
  --warn:         #E0AC45;
  --warn-tint:    rgba(224,172,69,.13);
  --danger:       #E8705C;
  --danger-tint:  rgba(232,112,92,.13);
  --award:        #9B84E8;
  --award-tint:   rgba(155,132,232,.13);
  --focus:        #5FA3E0;

  --glass:        rgba(18, 29, 24, .74);
  --glass-brd:    rgba(255, 255, 255, .09);
  --scrim:        rgba(3, 8, 6, .68);

  --sh-1: 0 1px 2px rgba(0,0,0,.32);
  --sh-2: 0 2px 4px rgba(0,0,0,.30), 0 4px 12px rgba(0,0,0,.26);
  --sh-3: 0 4px 8px rgba(0,0,0,.30), 0 12px 28px rgba(0,0,0,.32);
  --sh-4: 0 8px 16px rgba(0,0,0,.34), 0 24px 56px rgba(0,0,0,.40);
  --sh-5: 0 16px 32px rgba(0,0,0,.44), 0 40px 96px rgba(0,0,0,.56);
  --sh-brand: 0 6px 20px rgba(47,172,130,.22);
  --sh-inset: inset 0 1px 0 rgba(255,255,255,.05);
}

/* ============================================================================
   REDUCED MOTION — tizim sozlamasi hurmat qilinadi.
   Harakat o'chadi, lekin holat (opacity 1, transform none) saqlanadi:
   foydalanuvchi hech qanday kontentni yo'qotmaydi.
   ============================================================================ */
@media (prefers-reduced-motion: reduce) {
  :root {
    --dur-1: 1ms; --dur-2: 1ms; --dur-3: 1ms; --dur-4: 1ms; --dur-5: 1ms;
  }
  *, *::before, *::after {
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 1ms !important;
    scroll-behavior: auto !important;
  }
}