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

:root {
  /* Colors */
  --color-background: #f5f7fa;
  --color-surface: #ffffff;
  --color-text: #1c2430;
  --color-text-muted: #64748b;

  --color-primary: #1ba87a; /* fresh, eco-friendly green */
  --color-primary-soft: #e3f6ef;
  --color-primary-dark: #15815d;

  --color-success: #22c55e;
  --color-warning: #eab308;
  --color-danger: #ef4444;

  --color-border-subtle: #e2e8f0;
  --color-border-strong: #cbd5f5;

  --color-gray-50: #f9fafb;
  --color-gray-100: #f1f5f9;
  --color-gray-200: #e2e8f0;
  --color-gray-300: #cbd5f5;
  --color-gray-400: #94a3b8;
  --color-gray-500: #64748b;
  --color-gray-600: #475569;
  --color-gray-700: #334155;
  --color-gray-800: #1e293b;
  --color-gray-900: #0f172a;

  /* 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: "Inter", system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", Roboto, "Helvetica Neue", Arial, 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-normal: 1.5;
  --line-height-relaxed: 1.7;

  /* Spacing scale (px) mapped to rem with base 16px) */
  --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-sm: 0.25rem;  /* 4px */
  --radius-md: 0.5rem;   /* 8px */
  --radius-lg: 0.75rem;  /* 12px */
  --radius-xl: 1rem;     /* 16px */
  --radius-pill: 999px;

  /* Shadows (soft, clean) */
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 4px 10px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 10px 30px rgba(15, 23, 42, 0.12);

  /* Transitions */
  --transition-fast: 150ms ease-out;
  --transition-normal: 200ms ease-out;
  --transition-slow: 300ms ease-out;

  /* Layout */
  --container-max-width: 1120px;
}

@media (prefers-reduced-motion: reduce) {
  :root {
    --transition-fast: 0ms;
    --transition-normal: 0ms;
    --transition-slow: 0ms;
  }
}

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

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

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

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;
  padding: 0;
  margin: 0;
}

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

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

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

textarea {
  resize: vertical;
}

/* Remove default link underlines and colors will be set in base */
 a {
  text-decoration: none;
  color: inherit;
}

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

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

main {
  min-height: 60vh;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-gray-900);
  line-height: var(--line-height-tight);
}

h1 {
  font-size: clamp(2rem, 3vw, var(--font-size-4xl));
  margin-bottom: var(--space-4);
}

h2 {
  font-size: clamp(1.75rem, 2.4vw, var(--font-size-3xl));
  margin-bottom: var(--space-3);
}

h3 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-3);
}

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

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

strong {
  font-weight: 600;
}

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

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

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

hr {
  border: 0;
  border-top: 1px solid var(--color-border-subtle);
  margin: var(--space-6) 0;
}

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

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

/* 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;
}

@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 container for Polish service pages */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
}

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

.section {
  padding-top: var(--space-10);
  padding-bottom: var(--space-10);
}

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

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

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

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

/* Grid helpers for service listings, FAQ, blog */
.grid {
  display: grid;
}

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

.grid-3 {
  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));
  }

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

/* Text alignment */
.text-center {
  text-align: center;
}

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

/* Spacing utilities (selected) */
.mt-0 { margin-top: 0; }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-10 { margin-top: var(--space-10); }

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

.pt-10 { padding-top: var(--space-10); }
.pb-10 { padding-bottom: var(--space-10); }

/* Width */
.w-full {
  width: 100%;
}

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

/* Buttons - primary CTAs for booking / contact */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: var(--font-size-sm);
  line-height: 1.2;
  cursor: pointer;
  border: 1px solid transparent;
  transition:
    background-color var(--transition-normal),
    color var(--transition-normal),
    border-color var(--transition-normal),
    box-shadow var(--transition-normal),
    transform var(--transition-fast);
}

.btn-primary {
  background-color: var(--color-primary);
  color: #ffffff;
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  box-shadow: var(--shadow-lg);
  transform: translateY(-1px);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

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

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

.btn[disabled],
.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  box-shadow: none;
  transform: none;
}

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

/* Form controls - for Polish booking / wycena forms */
.input,
.select,
.textarea {
  width: 100%;
  padding: 0.7rem 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-fast),
    box-shadow var(--transition-fast),
    background-color var(--transition-fast);
}

.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), var(--shadow-sm);
}

.input[disabled],
.select[disabled],
.textarea[disabled] {
  background-color: var(--color-gray-100);
  cursor: not-allowed;
}

label {
  display: inline-block;
  margin-bottom: var(--space-1);
  font-size: var(--font-size-sm);
  color: var(--color-gray-700);
}

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

.form-hint {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

.form-error {
  font-size: var(--font-size-xs);
  color: var(--color-danger);
  margin-top: var(--space-1);
}

/* Card - for services, pricing, testimonials, FAQ items */
.card {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(148, 163, 184, 0.08);
}

.card--quiet {
  box-shadow: none;
  border-color: var(--color-border-subtle);
}

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

.card-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--space-1);
}

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

/* Badges - for time estimates, eco labels, service areas */
.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-gray-100);
  color: var(--color-gray-700);
}

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

.badge-success {
  background-color: #dcfce7;
  color: #15803d;
}

/* Alert - for important info (e.g. preparation before cleaning) */
.alert {
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  font-size: var(--font-size-sm);
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
}

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

.alert-success {
  background-color: #ecfdf3;
  color: #15803d;
}

.alert-warning {
  background-color: #fef9c3;
  color: #854d0e;
}

.alert-danger {
  background-color: #fef2f2;
  color: #b91c1c;
}

/* Hero and section headings (used across Polish pages: O nas, FAQ, Blog) */
.section-heading {
  text-align: center;
  max-width: 640px;
  margin: 0 auto var(--space-8);
}

.section-heading-title {
  font-size: clamp(1.75rem, 2.6vw, var(--font-size-3xl));
  margin-bottom: var(--space-2);
}

.section-heading-subtitle {
  font-size: var(--font-size-base);
  color: var(--color-text-muted);
}

/* Simple list styling for FAQs, service steps, process explanations */
.list-check {
  list-style: none;
  padding: 0;
  margin: 0;
}

.list-check li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: var(--space-2);
  color: var(--color-text-muted);
}

.list-check li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 999px;
  background-color: var(--color-primary);
}

/* Testimonial quote style */
.quote {
  font-style: italic;
  color: var(--color-text-muted);
}

.quote-author {
  margin-top: var(--space-2);
  font-weight: 600;
  color: var(--color-gray-800);
}

/* Simple responsive media wrapper for before/after images */
.media-frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  background-color: #000;
}

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

/* Navigation shell helpers (not full nav, but basics) */
.site-header {
  background-color: var(--color-surface);
  border-bottom: 1px solid rgba(148, 163, 184, 0.18);
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(14px);
  background-color: rgba(255, 255, 255, 0.92);
}

.site-footer {
  background-color: var(--color-gray-900);
  color: #e5e7eb;
  padding-top: var(--space-8);
  padding-bottom: var(--space-8);
}

.site-footer a {
  color: #e5e7eb;
}

.site-footer a:hover {
  color: #ffffff;
}

/* Helpers for eco-friendly / trust indicators */
.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.trust-item {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}