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

:root {
  /* Color Palette */
  --color-bg: #f7f4f1; /* soft neutral background */
  --color-surface: #ffffff;
  --color-surface-alt: #f0ebe6;

  --color-text: #1f2933; /* main text */
  --color-text-muted: #6b7280;
  --color-border: #e2e8f0;

  --color-primary: #2f7b5b; /* fresh, warm green */
  --color-primary-soft: #e1f2eb;
  --color-primary-strong: #256347;

  --color-accent: #2f6f9f; /* soft blue accent */
  --color-accent-soft: #e3f0fa;

  --color-success: #15803d;
  --color-warning: #b45309;
  --color-danger: #b91c1c;

  /* Neutral grays */
  --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", sans-serif;
  --font-heading: "Inter", 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: 1.2;
  --line-height-snug: 1.35;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.7;

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

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

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 12px 30px rgba(15, 23, 42, 0.12);

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

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

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

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

body {
  margin: 0;
}

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

ul, ol {
  margin: 0;
  padding: 0;
}

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

img,
video {
  height: auto;
}

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

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

textarea {
  resize: vertical;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

/* Remove default link underlines & colors; handled in base styles */
a {
  text-decoration: none;
  color: inherit;
}

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

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

main {
  min-height: 60vh;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: var(--line-height-tight);
  color: var(--color-text);
}

h1 {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--space-12);
}

h2 {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--space-10);
}

h3 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-8);
}

h4 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-6);
}

h5 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-4);
}

h6 {
  font-size: var(--font-size-base);
  margin-bottom: var(--space-3);
}

p {
  margin-bottom: var(--space-8);
  color: var(--color-text-muted);
}

strong, b {
  font-weight: 600;
}

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

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

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

a:active {
  opacity: 0.85;
}

hr {
  border: none;
  border-top: 1px solid var(--gray-200);
  margin: var(--space-16) 0;
}

/* Lists */
ul, ol {
  padding-left: 1.25rem;
  margin-bottom: var(--space-8);
}

/* ========================================================================== 
   Accessibility & Focus
   ========================================================================== */

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

:focus:not(:focus-visible) {
  outline: none;
}

/* 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;
}

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

/* Reduced motion */
@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;
  }
}

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

/* Layout Containers */

.container {
  width: 100%;
  max-width: 1120px;
  margin-inline: auto;
  padding-inline: var(--space-8);
}

@media (min-width: 1024px) {
  .container {
    padding-inline: var(--space-12);
  }
}

.section {
  padding-block: var(--space-24);
}

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

/* Flex Helpers */

.flex {
  display: flex;
}

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

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

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

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

.gap-8 {
  gap: var(--space-8);
}

.gap-12 {
  gap: var(--space-12);
}

/* Grid Helpers */

.grid {
  display: grid;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-12);
}

.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-16);
}

@media (max-width: 768px) {
  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }
}

/* Text alignment */

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

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

/* Spacing utilities (limited selection) */

.mb-0 { margin-bottom: 0 !important; }
.mb-4 { margin-bottom: var(--space-4) !important; }
.mb-8 { margin-bottom: var(--space-8) !important; }
.mb-12 { margin-bottom: var(--space-12) !important; }
.mt-8 { margin-top: var(--space-8) !important; }
.mt-16 { margin-top: var(--space-16) !important; }

.py-8 {
  padding-block: var(--space-8) !important;
}

.py-12 {
  padding-block: var(--space-12) !important;
}

.p-8 {
  padding: var(--space-8) !important;
}

.p-12 {
  padding: var(--space-12) !important;
}

/* Width helpers */

.w-full { width: 100%; }

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

/* Buttons */

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  padding: 0.6rem 1.4rem;
  border-radius: var(--radius-pill);
  font-weight: 500;
  font-size: var(--font-size-sm);
  line-height: 1.2;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color var(--transition-base),
              border-color var(--transition-base),
              color var(--transition-base),
              box-shadow var(--transition-base),
              transform var(--transition-fast);
  background-color: var(--color-primary);
  color: #ffffff;
  box-shadow: var(--shadow-sm);
}

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

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

.button:disabled,
.button[aria-disabled="true"] {
  opacity: 0.6;
  cursor: not-allowed;
  box-shadow: none;
}

.button--outline {
  background-color: transparent;
  color: var(--color-primary-strong);
  border-color: var(--color-primary-soft);
}

.button--outline:hover {
  background-color: var(--color-primary-soft);
   color: var(--color-primary-strong);
}

.button--ghost {
  background-color: transparent;
  color: var(--color-text);
  border-color: transparent;
  box-shadow: none;
}

.button--ghost:hover {
  background-color: rgba(15, 23, 42, 0.04);
  color: var(--color-text);
}

/* Inputs & Form Controls */

.input,
select,
textarea {
  width: 100%;
  padding: 0.65rem 0.9rem;
  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,
select:focus-visible,
textarea:focus-visible {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 1px var(--color-accent-soft);
}

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

label {
  display: inline-block;
  margin-bottom: var(--space-3);
  font-size: var(--font-size-sm);
  font-weight: 500;
}

.form-field {
  margin-bottom: var(--space-10);
}

.form-helper {
  margin-top: var(--space-2);
  font-size: var(--font-size-xs);
  color: var(--gray-500);
}

.form-error {
  margin-top: var(--space-2);
  font-size: var(--font-size-xs);
  color: var(--color-danger);
}

/* Card */

.card {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(148, 163, 184, 0.18);
  box-shadow: var(--shadow-sm);
  padding: var(--space-12);
}

.card--muted {
  background: linear-gradient(135deg, #ffffff, #f7f4f1);
}

.card-header {
  margin-bottom: var(--space-6);
}

.card-title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-2);
}

.card-subtitle {
  font-size: var(--font-size-sm);
  color: var(--gray-500);
}

.card-body {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* Tag / Badge (for e.g. "Bestseller", "Nowość") */

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.15rem 0.6rem;
  border-radius: var(--radius-pill);
  font-size: var(--font-size-xs);
  font-weight: 500;
  background-color: var(--color-primary-soft);
  color: var(--color-primary-strong);
}

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

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

/* Simple testimonial quote style */

.quote {
  border-left: 3px solid var(--color-primary);
  padding-left: var(--space-8);
  margin-bottom: var(--space-12);
  color: var(--color-text-muted);
  font-style: italic;
}

.quote-author {
  margin-top: var(--space-4);
  font-weight: 500;
  color: var(--color-text);
}

/* Support & FAQ helper styling */

.faq-item + .faq-item {
  margin-top: var(--space-8);
}

.faq-question {
  font-weight: 500;
  color: var(--color-text);
}

.faq-answer {
  margin-top: var(--space-2);
  color: var(--color-text-muted);
}

/* Subtle announcement / info bar (e.g. shipping info) */

.notice-bar {
  width: 100%;
  padding: var(--space-6) var(--space-8);
  background: linear-gradient(90deg, #e1f2eb, #e3f0fa);
  color: var(--color-text);
  font-size: var(--font-size-sm);
}

.notice-bar a {
  font-weight: 500;
}

/* ========================================================================== 
   End
   ========================================================================== */