/* =============================================
   Variables
   ============================================= */

:root {
  /* Color Palette - Dark Fantasy / Dead Cells inspired */
  --color-bg: #050611;
  --color-bg-elevated: #0d0f1d;
  --color-bg-soft: #141626;
  --color-text: #f4f6ff;
  --color-text-muted: #a0a4c0;
  --color-primary: #ff4b73; /* neon crimson */
  --color-primary-soft: rgba(255, 75, 115, 0.15);
  --color-accent: #3fd0ff; /* cyan accent */
  --color-border-subtle: #262a42;

  --color-success: #3ccf91;
  --color-warning: #ffb64b;
  --color-danger: #ff4b5c;

  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2933;
  --gray-900: #111827;

  /* Typography */
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  --font-display: "Press Start 2P", "VT323", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", "Fira Code", Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;

  --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 */
  --font-size-5xl: 3rem;     /* 48px */

  --line-height-tight: 1.2;
  --line-height-snug: 1.35;
  --line-height-normal: 1.6;
  --line-height-relaxed: 1.8;

  /* Spacing scale (0–96px) */
  --space-0: 0;
  --space-1: 0.25rem;  /* 4px */
  --space-2: 0.5rem;   /* 8px */
  --space-3: 0.75rem;  /* 12px */
  --space-4: 1rem;     /* 16px */
  --space-5: 1.25rem;  /* 20px */
  --space-6: 1.5rem;   /* 24px */
  --space-8: 2rem;     /* 32px */
  --space-10: 2.5rem;  /* 40px */
  --space-12: 3rem;    /* 48px */
  --space-16: 4rem;    /* 64px */
  --space-20: 5rem;    /* 80px */
  --space-24: 6rem;    /* 96px */

  /* Radius */
  --radius-xs: 2px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 18px;
  --radius-pill: 999px;

  /* Shadows - glow-like for neon UI on dark bg */
  --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.55);
  --shadow-strong: 0 18px 45px rgba(0, 0, 0, 0.8);
  --shadow-primary-glow: 0 0 25px rgba(255, 75, 115, 0.6);

  /* Transitions */
  --transition-fast: 120ms ease-out;
  --transition-normal: 200ms ease-out;
  --transition-slow: 280ms ease;
}

/* =============================================
   Reset / Normalize
   ============================================= */

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

html,
body,
h1,
h2,
h3,
h4,
h5,
h6,
p,
figure,
blockquote,
dl,
dd,
ul,
ol,
li,
fieldset,
legend {
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

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

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

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

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  list-style: none;
}

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

/* =============================================
   Base Styles
   ============================================= */

body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  background: radial-gradient(circle at top, #14172b 0, #050611 60%, #020308 100%);
  color: var(--color-text);
}

main {
  min-height: 60vh;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.04em;
  line-height: var(--line-height-tight);
  color: var(--color-text);
  text-transform: uppercase;
}

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

h2 {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  margin-bottom: var(--space-3);
}

h3 {
  font-size: clamp(1.375rem, 2.4vw, 1.75rem);
  margin-bottom: var(--space-2);
}

h4 {
  font-size: 1.125rem;
  margin-bottom: var(--space-2);
}

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

strong {
  font-weight: 600;
  color: var(--color-text);
}

code,
pre {
  font-family: var(--font-mono);
}

a {
  position: relative;
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition-normal), text-shadow var(--transition-normal);
}

a:hover {
  color: var(--color-primary);
  text-shadow: 0 0 6px rgba(255, 75, 115, 0.7);
}

a:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

/* =============================================
   Accessibility helpers
   ============================================= */

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

.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;
}

/* =============================================
   Utilities
   ============================================= */

.container {
  width: 100%;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
  max-width: 1120px;
}

@media (min-width: 1280px) {
  .container {
    max-width: 1200px;
  }
}

/* Layout 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-column {
  display: flex;
  flex-direction: column;
}

.grid {
  display: grid;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(1, minmax(0, 1fr));
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .grid-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

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

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

.mt-0 { margin-top: 0; }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }

.mb-0 { margin-bottom: 0; }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.py-section {
  padding-top: var(--space-12);
  padding-bottom: var(--space-12);
}

@media (min-width: 768px) {
  .py-section {
    padding-top: var(--space-16);
    padding-bottom: var(--space-16);
  }
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.15rem 0.7rem;
  border-radius: var(--radius-pill);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border: 1px solid var(--color-border-subtle);
  background: linear-gradient(135deg, rgba(63, 208, 255, 0.2), rgba(255, 75, 115, 0.12));
  color: var(--color-text);
}

/* =============================================
   Components
   ============================================= */

/* Buttons - used for CTAs (Google Play / App Store etc.) */

.button,
button,
input[type="submit"],
input[type="button"] {
  --btn-bg: var(--color-primary);
  --btn-bg-hover: #ff6689;
  --btn-color: #ffffff;

  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.7rem 1.5rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.05);
  background: radial-gradient(circle at 0 0, rgba(63, 208, 255, 0.6), transparent 55%),
              linear-gradient(135deg, #ff4b73, #ff2e97);
  color: var(--btn-color);
  font-family: var(--font-sans);
  font-size: var(--font-size-sm);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  box-shadow: var(--shadow-soft), var(--shadow-primary-glow);
  transition: transform var(--transition-fast),
              box-shadow var(--transition-fast),
              background var(--transition-normal),
              filter var(--transition-fast);
}

.button--secondary {
  background: linear-gradient(135deg, #202742, #141626);
  box-shadow: var(--shadow-soft);
}

.button:hover,
button:hover,
input[type="submit"]:hover,
input[type="button"]:hover {
  transform: translateY(-1px) scale(1.02);
  filter: brightness(1.05);
  color: var(--btn-color);
}

.button:active,
button:active,
input[type="submit"]:active,
input[type="button"]:active {
  transform: translateY(0) scale(0.98);
  box-shadow: var(--shadow-soft);
}

.button:disabled,
button:disabled,
input[type="submit"]:disabled,
input[type="button"]:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.button:focus-visible,
button:focus-visible,
input[type="submit"]:focus-visible,
input[type="button"]:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

/* Input fields for Kontakt / forms */

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="url"],
input[type="search"],
textarea,
select {
  width: 100%;
  padding: 0.75rem 0.9rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-subtle);
  background-color: rgba(8, 10, 24, 0.9);
  color: var(--color-text);
  font-size: var(--font-size-sm);
  line-height: 1.4;
  box-shadow: 0 0 0 1px rgba(15, 23, 42, 0.7);
  transition: border-color var(--transition-normal),
              box-shadow var(--transition-normal),
              background-color var(--transition-fast);
}

input::placeholder,
textarea::placeholder {
  color: var(--color-text-muted);
}

textarea {
  min-height: 140px;
  resize: vertical;
}

input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 1px var(--color-accent), 0 0 18px rgba(63, 208, 255, 0.4);
  background-color: #050611;
}

input:disabled,
textarea:disabled,
select:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Card component - for guide sections, tips, etc. */

.card {
  position: relative;
  padding: var(--space-5);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(148, 163, 184, 0.14);
  background: radial-gradient(circle at top left, rgba(63, 208, 255, 0.08), transparent 55%),
              radial-gradient(circle at bottom right, rgba(255, 75, 115, 0.08), transparent 55%),
              linear-gradient(145deg, rgba(15, 23, 42, 0.98), rgba(5, 6, 17, 0.98));
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(120deg, rgba(63, 208, 255, 0.18), transparent 40%, transparent 60%, rgba(255, 75, 115, 0.18));
  mix-blend-mode: soft-light;
  opacity: 0.35;
}

.card > * {
  position: relative;
  z-index: 1;
}

.card--ghost {
  background: rgba(8, 10, 24, 0.7);
  backdrop-filter: blur(10px);
}

/* Hero / dark overlay helpers for castle / battle imagery */

.hero {
  position: relative;
  padding-top: var(--space-16);
  padding-bottom: var(--space-16);
  color: var(--color-text);
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 10% 0%, rgba(63, 208, 255, 0.22), transparent 55%),
    radial-gradient(circle at 80% 10%, rgba(255, 75, 115, 0.2), transparent 55%),
    linear-gradient(180deg, rgba(0, 0, 0, 0.65), #020308 80%);
  z-index: 0;
}

.hero__content {
  position: relative;
  z-index: 1;
}

.hero__eyebrow {
  font-size: var(--font-size-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.hero__headline {
  font-size: clamp(2.4rem, 5vw, 3.4rem);
  line-height: 1.1;
  margin-bottom: var(--space-4);
}

.hero__subcopy {
  max-width: 38rem;
  font-size: var(--font-size-lg);
}

.hero__actions {
  margin-top: var(--space-6);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

/* Tag-style labels for sections: combat, builds, survival etc. */

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tag {
  padding: 0.15rem 0.75rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(148, 163, 184, 0.3);
  background-color: rgba(15, 23, 42, 0.85);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
}

.tag--primary {
  border-color: rgba(255, 75, 115, 0.7);
  color: var(--color-primary);
}

.tag--accent {
  border-color: rgba(63, 208, 255, 0.7);
  color: var(--color-accent);
}

/* Status text helpers (success / warning / danger) */

.text-success { color: var(--color-success); }
.text-warning { color: var(--color-warning); }
.text-danger { color: var(--color-danger); }

/* Tables - useful for structured build stats */

table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--space-6);
  font-size: var(--font-size-sm);
}

thead {
  background-color: rgba(15, 23, 42, 0.9);
}

th,
td {
  padding: 0.65rem 0.75rem;
  border-bottom: 1px solid rgba(31, 41, 55, 0.9);
}

th {
  text-align: left;
  font-weight: 600;
  color: var(--color-text);
}

tr:nth-child(even) td {
  background-color: rgba(15, 23, 42, 0.6);
}

/* Code blocks for keybinds / commands */

pre {
  padding: var(--space-4);
  border-radius: var(--radius-md);
  background-color: rgba(15, 23, 42, 0.95);
  border: 1px solid rgba(51, 65, 85, 0.9);
  overflow-x: auto;
  font-size: var(--font-size-sm);
}

code {
  background-color: rgba(15, 23, 42, 0.9);
  padding: 0.1rem 0.35rem;
  border-radius: var(--radius-xs);
}

/* Footer base */

footer {
  padding-top: var(--space-8);
  padding-bottom: var(--space-8);
  border-top: 1px solid rgba(15, 23, 42, 0.9);
  background: radial-gradient(circle at top, rgba(15, 23, 42, 0.5), transparent 60%), #020308;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

footer a {
  color: var(--color-accent);
}

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

/* Navigation shell (Strona główna, O grze, Poradnik, Polityka prywatności, Kontakt) */

.navbar {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: linear-gradient(90deg, rgba(5, 6, 17, 0.96), rgba(5, 6, 17, 0.75));
  border-bottom: 1px solid rgba(15, 23, 42, 0.9);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
}

.navbar__brand {
  font-family: var(--font-display);
  font-size: var(--font-size-sm);
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.navbar__menu {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  font-size: var(--font-size-sm);
}

.navbar__link {
  position: relative;
  padding: 0.25rem 0;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.navbar__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.2rem;
  width: 0;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-primary));
  transition: width var(--transition-normal);
}

.navbar__link:hover {
  color: var(--color-text);
}

.navbar__link:hover::after,
.navbar__link--active::after {
  width: 100%;
}

.navbar__link--active {
  color: var(--color-text);
}

@media (max-width: 768px) {
  .navbar__menu {
    gap: 0.9rem;
    font-size: 0.75rem;
  }
}