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

:root {
  /* Color Palette */
  --color-background: #f7f7f8; /* soft, clean backdrop */
  --color-surface: #ffffff; /* cards, panels */
  --color-text: #22252b; /* soft charcoal */
  --color-text-muted: #6b7078;

  --color-primary: #8ad000; /* vibrant lime green */
  --color-primary-soft: #e7f7c6;
  --color-primary-dark: #5f9400;

  --color-success: #3ca970;
  --color-warning: #ffb020;
  --color-danger: #e34b4b;

  --color-gray-50: #f9fafb;
  --color-gray-100: #f2f3f5;
  --color-gray-200: #e2e4e8;
  --color-gray-300: #cfd3da;
  --color-gray-400: #a4aab5;
  --color-gray-500: #8b92a0;
  --color-gray-600: #6b7078;
  --color-gray-700: #4b4f57;
  --color-gray-800: #32353b;
  --color-gray-900: #1f2227;

  --color-border-subtle: var(--color-gray-200);
  --color-border-strong: var(--color-gray-400);

  /* Accent & Brand Atmosphere */
  --color-accent-wood: #c49a6c; /* warm wood accent for subtle details */
  --color-accent-steel: #c0c5cc; /* stainless steel feel */

  /* Typography */
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji",
    "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
  --font-heading: "Poppins", system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  /* Font Sizes (desktop baseline) */
  --font-size-xs: 0.75rem;   /* 12px */
  --font-size-sm: 0.875rem;  /* 14px */
  --font-size-md: 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 Heights */
  --line-height-tight: 1.2;
  --line-height-snug: 1.35;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.7;

  /* 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: 0.125rem;  /* 2px */
  --radius-sm: 0.25rem;   /* 4px */
  --radius-md: 0.5rem;    /* 8px */
  --radius-lg: 0.75rem;   /* 12px */
  --radius-xl: 1rem;      /* 16px */
  --radius-pill: 999px;

  /* Shadows (subtle, modern, not heavy) */
  --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.08),
               0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.08);

  /* Transitions */
  --transition-fast: 120ms ease-out;
  --transition-normal: 180ms ease-out;
  --transition-slow: 240ms ease-out;

  /* Layout */
  --container-width: 1120px; /* comfortable for product grids */
  --container-padding-x: var(--space-4);

  /* Z-indices */
  --z-base: 1;
  --z-dropdown: 10;
  --z-overlay: 20;
  --z-modal: 30;
}

@media (max-width: 768px) {
  :root {
    --font-size-3xl: 1.625rem; /* slightly downscale large headings */
    --font-size-4xl: 1.875rem;
    --container-padding-x: var(--space-4);
  }
}

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

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

html {
  margin: 0;
  padding: 0;
  scroll-behavior: smooth;
  text-size-adjust: 100%;
}

body {
  margin: 0;
}

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

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

img,
svg,
video,
canvas,
audio,
iframe,
embed,
object {
  display: block;
  max-width: 100%;
}

img {
  height: auto;
}

button,
input,
select,
textarea {
  margin: 0;
  font: inherit;
  color: inherit;
}

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

fieldset {
  border: 0;
  margin: 0;
  padding: 0;
}

legend {
  padding: 0;
}

:focus {
  outline: none;
}

[hidden] {
  display: none !important;
}

/* ==========================================================================
   Base Typography & Layout
   ========================================================================== */

body {
  font-family: var(--font-sans);
  font-size: var(--font-size-md);
  line-height: var(--line-height-normal);
  background-color: var(--color-background);
  color: var(--color-text);
  -webkit-font-smoothing: antialiased;
}

main {
  display: block;
}

/* Headings: modern, clean, with clear hierarchy */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--color-text);
}

h1 {
  font-size: var(--font-size-4xl);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-4);
}

h2 {
  font-size: var(--font-size-3xl);
  line-height: var(--line-height-tight);
  margin-top: var(--space-8);
  margin-bottom: var(--space-3);
}

h3 {
  font-size: var(--font-size-2xl);
  line-height: var(--line-height-snug);
  margin-top: var(--space-6);
  margin-bottom: var(--space-3);
}

h4 {
  font-size: var(--font-size-xl);
  line-height: var(--line-height-snug);
  margin-top: var(--space-5);
  margin-bottom: var(--space-2);
}

h5 {
  font-size: var(--font-size-lg);
  line-height: var(--line-height-snug);
  margin-top: var(--space-4);
  margin-bottom: var(--space-2);
}

h6 {
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-top: var(--space-4);
  margin-bottom: var(--space-2);
}

p {
  margin-bottom: var(--space-3);
  line-height: var(--line-height-relaxed);
  /* comfortable line length for product descriptions */
}

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

strong {
  font-weight: 600;
}

/* Links: clean, underline only on hover for minimalist feel */

a {
  color: var(--color-primary-dark);
  text-decoration: none;
  transition: color var(--transition-normal);
}

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

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

/* Lists */

ul,
ol {
  padding-left: 1.25rem;
  margin-top: 0;
  margin-bottom: var(--space-3);
}



/* ==========================================================================
   Accessibility & Motion
   ========================================================================== */

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

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* Screen reader only (for Polish labels, a11y helpers) */

.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;
}

.sr-only-focusable:active,
.sr-only-focusable:focus {
  position: static;
  width: auto;
  height: auto;
  margin: 0;
  overflow: visible;
  clip: auto;
  white-space: normal;
}

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

/* Layout helpers */

.container {
  width: 100%;
  max-width: var(--container-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding-x);
  padding-right: var(--container-padding-x);
}

.section {
  padding-top: var(--space-8);
  padding-bottom: var(--space-8);
}

.section--tight {
  padding-top: var(--space-6);
  padding-bottom: var(--space-6);
}

/* Flexbox helpers */

.flex {
  display: flex;
}

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

.flex-row {
  flex-direction: row;
}

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

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

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

.items-start {
  align-items: flex-start;
}

.items-end {
  align-items: flex-end;
}

.justify-center {
  justify-content: center;
}

.justify-between {
  justify-content: space-between;
}

.justify-end {
  justify-content: flex-end;
}

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

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

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

/* Grid helpers: good for product cards */

.grid {
  display: grid;
}

.grid-cols-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-cols-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-cols-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

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

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

.grid-gap-6 {
  gap: var(--space-6);
}

/* Spacing utilities (commonly used sizes) */

.mt-0 { margin-top: 0 !important; }
.mt-2 { margin-top: var(--space-2) !important; }
.mt-3 { margin-top: var(--space-3) !important; }
.mt-4 { margin-top: var(--space-4) !important; }
.mt-6 { margin-top: var(--space-6) !important; }
.mt-8 { margin-top: var(--space-8) !important; }

.mb-0 { margin-bottom: 0 !important; }
.mb-2 { margin-bottom: var(--space-2) !important; }
.mb-3 { margin-bottom: var(--space-3) !important; }
.mb-4 { margin-bottom: var(--space-4) !important; }
.mb-6 { margin-bottom: var(--space-6) !important; }
.mb-8 { margin-bottom: var(--space-8) !important; }

.py-4 {
  padding-top: var(--space-4) !important;
  padding-bottom: var(--space-4) !important;
}

.py-6 {
  padding-top: var(--space-6) !important;
  padding-bottom: var(--space-6) !important;
}

.px-4 {
  padding-left: var(--space-4) !important;
  padding-right: var(--space-4) !important;
}

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

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

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

/* Buttons: modern, minimalist, with vibrant lime primary */

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.4rem;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  font-size: var(--font-size-sm);
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition:
    background-color var(--transition-normal),
    color var(--transition-normal),
    border-color var(--transition-normal),
    box-shadow var(--transition-fast),
    transform var(--transition-fast);
  -webkit-tap-highlight-color: transparent;
}

.button--primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #0b1200!important;
  box-shadow: var(--shadow-sm);
}

.button--primary:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

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

.button--secondary {
  background-color: var(--color-surface);
  border-color: var(--color-border-subtle);
  color: var(--color-text);
}

.button--secondary:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.button--ghost {
  background-color: transparent;
  color: var(--color-text);
}

.button--ghost:hover {
  background-color: rgba(255, 255, 255, 0.7);
}

.button--danger {
  background-color: var(--color-danger);
  color: #ffffff;
}

.button:disabled,
.button[aria-disabled="true"] {
  cursor: not-allowed;
  opacity: 0.55;
  box-shadow: none;
  transform: none;
}

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

/* Inputs: clean, consistent, ideal for search and checkout forms */

.input,
select,
textarea {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-subtle);
  background-color: #ffffff;
  font-size: var(--font-size-sm);
  color: var(--color-text);
  transition:
    border-color var(--transition-normal),
    box-shadow var(--transition-normal),
    background-color var(--transition-normal);
}

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

.input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary-soft);
}

.input[aria-invalid="true"],
textarea[aria-invalid="true"] {
  border-color: var(--color-danger);
}

.input[aria-invalid="true"]:focus-visible,
textarea[aria-invalid="true"]:focus-visible {
  box-shadow: 0 0 0 1px rgba(227, 75, 75, 0.2);
}

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

label {
  display: inline-block;
  margin-bottom: 0.35rem;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text);
}

.form-field {
  margin-bottom: var(--space-4);
}

.form-help-text {
  margin-top: 0.25rem;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.form-error-text {
  margin-top: 0.25rem;
  font-size: var(--font-size-xs);
  color: var(--color-danger);
}

/* Cards: for products, testimonials, and content blocks */

.card {
  position: relative;
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(192, 197, 204, 0.4); /* steel-like subtle border */
  box-shadow: var(--shadow-xs);
  padding: var(--space-4);
  transition:
    box-shadow var(--transition-normal),
    transform var(--transition-normal),
    border-color var(--transition-normal);
}

.card--hoverable:hover {
  transform: translateY(-3px);
  border-color: var(--color-primary-soft);
  box-shadow: var(--shadow-md);
}

.card__header {
  margin-bottom: var(--space-3);
}

.card__body {
  margin-bottom: var(--space-3);
}

.card__footer {
  margin-top: auto;
}

/* Simple badge for e.g. "Nowość", "Bestseller" */

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-pill);
  font-size: var(--font-size-xs);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.badge--primary {
  background-color: var(--color-primary-soft);
  color: var(--color-primary-dark);
}

.badge--neutral {
  background-color: var(--color-gray-100);
  color: var(--color-gray-700);
}

/* Subtle separator, inspired by kitchen countertop lines */

.divider {
  height: 1px;
  border: 0;
  background: linear-gradient(
    to right,
    transparent,
    var(--color-border-subtle),
    transparent
  );
  margin: var(--space-4) 0;
}

/* Subtle image frame for product photos */

.img-frame {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: radial-gradient(circle at top left, #ffffff, #edf0f4);
}

.img-frame img {
  display: block;
  width: 100%;
  height: auto;
}

/* ==========================================================================
   Helper Classes for Theming
   ========================================================================== */

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

.bg-muted {
  background-color: var(--color-gray-50);
}

.text-muted {
  color: var(--color-text-muted);
}

.text-primary {
  color: var(--color-primary-dark);
}

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

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

.border-subtle {
  border: 1px solid var(--color-border-subtle);
}

.rounded-md {
  border-radius: var(--radius-md);
}

.shadow-sm {
  box-shadow: var(--shadow-sm);
}