:root {
  /* ========== COLORS ========== */

  /* Background colors */
  --color-bg-primary: #ffff; /* Black background */
  --color-bg-secondary: #f5f7fa; /* Dark cyan */
  --color-bg-tertiary: #eaeaea; /* Light gray */
  --color-btn-primary: #4caf4f; /* Light green*/
  --color-bg-footer: #263238;

  /* Text colors */
  --color-text-primary: #4b4a4a; /* White text */
  --color-text-secondary: #f5f7fa; /* Gray text */
  --color-text-tritinary: #263238; /* text */
  --color-text-muted: #898989; /* Muted text */
  --color-text-dark: #333333; /* Dark text */
  --color-text-city: #9fb0c2; /* City text in reviews */
  --color-text-review: #e6e0db; /* Review text color */

  /* Borders and dividers */
  --color-border: #cecece;
  --color-border-light: rgba(255, 255, 255, 0.4);
  --color-divider: #a5a5a5;

  /* ========== SIZES AND SPACING ========== */

  /* Container sizes */
  --container: 1400px;
  --container-padding: var(--spacing-sm) var(--spacing-md);

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

  /* Font sizes */
  --font-size-xs: 12px;
  --font-size-sm: 14px;
  --font-size-base: 16px;
  --font-size-lg: 17px;
  --font-size-xl: 20px;
  --font-size-2xl: 24px;
  --font-size-3xl: 30px;
  --font-size-4xl: 35px;
  --font-size-5xl: 50px;

  /* Font weights */
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;

  /* Line heights */
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.7;

  /* Font families */
  --font-family-primary: "Inter";

  /* ========== BORDER RADIUS ========== */

  --border-radius-sm: 5px;
  --border-radius-md: 10px;
  --border-radius-lg: 15px;
  --border-radius-xl: 18px;
  --border-radius-2xl: 20px;
  --border-radius-3xl: 25px;
  --border-radius-round: 50px;
  --border-radius-circle: 50%;

  /* ========== GAPS ========== */

  --gap-lg: 32px;
  --gap-md: 24px;
  --gap-sm: 16px;
  --gap-xs: 8px;

  /* ========== SHADOWS ========== */

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
  --shadow-glow: 0 4px 18px rgba(255, 154, 61, 0.25);

  /* ========== TRANSITIONS ========== */

  --transition-fast: 200ms ease;
  --transition-normal: 300ms ease;
  --transition-slow: 500ms ease;
  --transition-animation: 1000ms ease;
  --transition-all: all var(--transition-slow) ease;
}

[data-theme="dark"] {
  /* ========== COLORS - DARK THEME ========== */

  /* Background colors */
  --color-bg-primary: #1c1f1c; /* Dark olive bg */
  --color-bg-secondary: #3a5f5f; /* Dark sea teal bg */
  --color-bg-tertiary: #2a2d2a; /* Dark gray bg */

  /* Text colors */
  --color-text-primary: #f7f7f3; /* Light primary text */
  --color-text-secondary: #5fa5a5; /* Light teal for accents */
  --color-text-muted: #9ca3af; /* Light gray muted */
  --color-text-dark: #e5e7eb; /* Light instead of dark */

  /* Borders and dividers */
  --color-border: #374151; /* Dark border */
  --color-border-light: rgba(255, 255, 255, 0.1);
  --color-divider: #4b5563; /* Dark divider */

  /* ========== SHADOWS - адаптированы для тёмной темы ========== */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.6);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.7);
  --shadow-glow: 0 4px 18px rgba(95, 165, 165, 0.3); /* Бирюзовое свечение */
}