/* =========================================================
   Variables
   ========================================================= */
:root {
  /* Colors */
  --color-background: #f5f7f8;
  --color-surface: #ffffff;
  --color-text: #101418;
  --color-text-muted: #5b6470;

  /* Brand / Accents - bright, playful green palette */
  --color-primary: #00c853; /* vivid, energetic green */
  --color-primary-soft: #e0f8eb;
  --color-primary-strong: #00a846;

  --color-success: #2ecc71;
  --color-warning: #ffb300;
  --color-danger: #e53935;

  /* Neutral grays */
  --gray-50: #f7f9fb;
  --gray-100: #edf1f5;
  --gray-200: #d7dde5;
  --gray-300: #c1cad5;
  --gray-400: #a0acbc;
  --gray-500: #7b8899;
  --gray-600: #5b6470;
  --gray-700: #424953;
  --gray-800: #2b3037;
  --gray-900: #171a1f;

  /* Typography */
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-display: "Poppins", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --font-size-xs: 0.75rem;  /* 12px */
  --font-size-sm: 0.875rem; /* 14px */
  --font-size-base: 1rem;   /* 16px */
  --font-size-lg: 1.125rem; /* 18px */
  --font-size-xl: 1.25rem;  /* 20px */
  --font-size-2xl: 1.5rem;  /* 24px */
  --font-size-3xl: 1.875rem;/* 30px */
  --font-size-4xl: 2.25rem; /* 36px */

  --line-height-tight: 1.1;
  --line-height-snug: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.7;

  /* Spacing scale (px-based) */
  --space-0: 0;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;

  /* Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-pill: 999px;

  /* Shadows - soft, playful */
  --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.06);
  --shadow-sm: 0 2px 6px rgba(15, 23, 42, 0.08);
  --shadow-md: 0 8px 20px rgba(15, 23, 42, 0.12);

  /* Transitions */
  --transition-fast: 120ms ease-out;
  --transition-base: 200ms ease-out;
  --transition-slow: 320ms ease-out;
}

/* Reduce motion preferences */
@media (prefers-reduced-motion: reduce) {
  :root {
    --transition-fast: 0ms;
    --transition-base: 0ms;
    --transition-slow: 0ms;
  }
}

/* =========================================================
   Reset / Normalize
   ========================================================= */
*,
*::before,
*::after {
  box-sizing: border-box;
}

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

body,
h1,
h2,
h3,
h4,
h5,
h6,
p,
figure,
blockquote,
dl,
dd {
  margin: 0;
}

body {
  min-height: 100vh;
}

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

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

ul[role="list"],
ol[role="list"] {
  list-style: none;
  padding: 0;
  margin: 0;
}

button {
  border: none;
  background: none;
  padding: 0;
}

/* Remove default focus styles (we'll use focus-visible) */
:focus {
  outline: none;
}

/* =========================================================
   Base Styles
   ========================================================= */
body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background-color: var(--color-background);
  -webkit-font-smoothing: antialiased;
}

main {
  min-height: 100vh;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--color-text);
}

h1 {
  font-size: clamp(2.25rem, 4vw, 3rem);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-4);
}

h2 {
  font-size: clamp(1.875rem, 3vw, 2.25rem);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-3);
}

h3 {
  font-size: clamp(1.5rem, 2.4vw, 1.875rem);
  line-height: var(--line-height-snug);
  margin-bottom: var(--space-2);
}

h4 {
  font-size: var(--font-size-xl);
  line-height: var(--line-height-snug);
  margin-bottom: var(--space-2);
}

p {
  margin-bottom: var(--space-3);
  color: var(--color-text-muted);
}

p:last-child {
  margin-bottom: 0;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  cursor: pointer;
  transition: color var(--transition-base),
              opacity var(--transition-fast);
}

a:hover {
  color: var(--color-primary-strong);
}

a:active {
  opacity: 0.8;
}

small {
  font-size: var(--font-size-sm);
}

/* =========================================================
   Accessibility & Focus
   ========================================================= */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Screen reader only */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* =========================================================
   Layout Utilities
   ========================================================= */
.container {
  width: 100%;
  max-width: 1120px;
  margin-inline: auto;
  padding-inline: var(--space-4);
}

@media (min-width: 1024px) {
  .container {
    padding-inline: var(--space-6);
  }
}

.section {
  padding-block: var(--space-12);
}

.section--light {
  background-color: var(--gray-50);
}

.section--surface {
  background-color: var(--color-surface);
}

/* Flex helpers */
.flex {
  display: flex;
}

.inline-flex {
  display: inline-flex;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.flex-col {
  display: flex;
  flex-direction: column;
}

.flex-wrap {
  flex-wrap: wrap;
}

.gap-2 {
  gap: var(--space-2);
}

.gap-3 {
  gap: var(--space-3);
}

.gap-4 {
  gap: var(--space-4);
}

/* Grid helpers */
.grid {
  display: grid;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-6);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-6);
}

/* Simple spacing utilities */
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.text-center { text-align: center; }
.text-right { text-align: right; }

.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background-color: var(--color-primary-soft);
  color: var(--color-primary-strong);
  font-size: var(--font-size-xs);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* =========================================================
   Components
   ========================================================= */
/* Buttons - energetic, rounded, playful */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-pill);
  border: none;
  background-color: var(--color-primary);
  color: #ffffff;
  font-weight: 600;
  font-size: var(--font-size-sm);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition:
    background-color var(--transition-base),
    box-shadow var(--transition-base),
    transform var(--transition-fast),
    opacity var(--transition-fast);
}

.btn:hover {
  background-color: var(--color-primary-strong);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
  color: #ffffff;
}

.btn:active {
  transform: translateY(0);
  box-shadow: var(--shadow-xs);
}

.btn:disabled,
.btn[aria-disabled="true"] {
  opacity: 0.6;
  cursor: not-allowed;
  box-shadow: var(--shadow-xs);
}

.btn--outline {
  background-color: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
  box-shadow: none;
}

.btn--outline:hover {
  background-color: var(--color-primary-soft);
  box-shadow: var(--shadow-sm);
  color: var(--color-primary);
}

.btn--ghost {
  background-color: rgba(0, 200, 83, 0.08);
  color: var(--color-primary-strong);
  box-shadow: none;
}

.btn--ghost:hover {
  background-color: rgba(0, 200, 83, 0.16);
  color: var(--color-primary-strong);
}

/* Inputs & form controls */
.input,
.textarea,
.select {
  width: 100%;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-200);
  background-color: #ffffff;
  color: var(--color-text);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-normal);
  transition:
    border-color var(--transition-base),
    box-shadow var(--transition-base),
    background-color var(--transition-base);
}

.input::placeholder,
.textarea::placeholder {
  color: var(--gray-400);
}

.input:focus-visible,
.textarea:focus-visible,
.select:focus-visible {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary-soft);
}

.textarea {
  min-height: 120px;
  resize: vertical;
}

label {
  display: inline-block;
  margin-bottom: 6px;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--gray-700);
}

.form-row {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: var(--space-4);
}

.form-help {
  font-size: var(--font-size-xs);
  color: var(--gray-500);
}

.form-error {
  font-size: var(--font-size-xs);
  color: var(--color-danger);
}

/* Card - soft shape, sense of movement */
.card {
  position: relative;
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition:
    box-shadow var(--transition-base),
    transform var(--transition-base),
    background-color var(--transition-base);
}

.card--hoverable:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.card__badge {
  position: absolute;
  top: 14px;
  right: 16px;
}

.card--highlight {
  background: radial-gradient(circle at top left, var(--color-primary-soft), var(--color-surface));
}

/* Tagline / disclaimer highlight (for "zabawa bez hazardu") */
.tagline {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: var(--radius-pill);
  background-color: var(--gray-100);
  color: var(--gray-700);
  font-size: var(--font-size-xs);
}

.tagline--safe-play {
  background-color: rgba(0, 200, 83, 0.06);
  color: var(--color-primary-strong);
}

/* Hero-style CTA layout helper */
.hero-stack {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-4);
}

@media (min-width: 768px) {
  .hero-stack {
    flex-direction: row;
    align-items: center;
  }
}

/* Pills / chips (for game types: poker, blackjack, etc.) */
.chip {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  background-color: var(--gray-100);
  color: var(--gray-700);
  font-size: var(--font-size-xs);
  font-weight: 500;
}

.chip--accent {
  background-color: var(--color-primary-soft);
  color: var(--color-primary-strong);
}

/* Simple badge for mobile / dojazd */
.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background-color: var(--color-primary);
}

@keyframes ping {
  0% { transform: scale(1); opacity: 0.8; }
  75%, 100% { transform: scale(2.4); opacity: 0; }
}

.pulse-dot::after {
  content: "";
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  border: 2px solid var(--color-primary);
  top: 0;
  left: 0;
  animation: ping 1.4s infinite;
}

@media (prefers-reduced-motion: reduce) {
  .pulse-dot::after {
    animation: none;
  }
}

/* Toast / small notice (e.g., info o charakterze rozrywkowym) */
.notice {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  background-color: var(--gray-100);
  color: var(--gray-700);
  font-size: var(--font-size-xs);
}

.notice--info {
  background-color: rgba(0, 200, 83, 0.05);
}

.notice__icon {
  flex-shrink: 0;
}

/* End of base.css */