/* =============================================
   Variables
   ============================================= */
:root {
  /* Colors */
  --color-bg: #f5f2ee; /* soft neutral background */
  --color-bg-alt: #ffffff;
  --color-surface: #faf7f3;

  --color-text: #262626; /* primary text */
  --color-text-soft: #666666; /* secondary text */
  --color-text-muted: #8c8c8c;

  --color-primary: #b88b5c; /* warm accent, refined gold-beige */
  --color-primary-soft: rgba(184, 139, 92, 0.08);
  --color-primary-strong: #966b3a;

  --color-success: #4f8a6b;
  --color-warning: #c89a3c;
  --color-danger: #b6524a;

  /* Neutral grays */
  --gray-50: #fafafa;
  --gray-100: #f2f2f2;
  --gray-200: #e5e5e5;
  --gray-300: #d4d4d4;
  --gray-400: #a3a3a3;
  --gray-500: #737373;
  --gray-600: #525252;
  --gray-700: #404040;
  --gray-800: #262626;
  --gray-900: #171717;

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

  --font-size-xs: 0.75rem;   /* 12px */
  --font-size-sm: 0.875rem;  /* 14px */
  --font-size-base: 1rem;    /* 16px */
  --font-size-md: 1.0625rem; /* 17px */
  --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 (px values) */
  --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, architectural feel) */
  --shadow-sm: 0 4px 10px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 10px 30px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 18px 45px rgba(15, 23, 42, 0.12);

  /* Transitions */
  --transition-fast: 150ms ease-out;
  --transition-base: 220ms ease-out;
  --transition-slow: 320ms ease-out;

  /* Layout */
  --container-width: 1120px;
  --container-padding: 20px;
}

@media (min-width: 1200px) {
  :root {
    --container-width: 1200px;
  }
}


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

/* Remove default margins */
body, h1, h2, h3, h4, h5, h6,
p, figure, blockquote, dl, dd {
  margin: 0;
}

/* Reset lists */
ul[role="list"],
ol[role="list"] {
  list-style: none;
  padding: 0;
}

/* Smooth scrolling */
html {
  scroll-behavior: smooth;
}

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

/* Responsive images & media */
img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
}

/* Form elements inherit font */
input, button, textarea, select {
  font: inherit;
}

/* Remove animations for users that prefer reduced motion */
@media (prefers-reduced-motion: reduce) {
  html:focus-within {
    scroll-behavior: auto;
  }

  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}


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

main {
  display: block;
}

/* Headings: refined, spacious */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 400;
  color: var(--color-text);
  letter-spacing: 0.02em;
}

h1 {
  font-size: var(--font-size-5xl);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-4);
}

h2 {
  font-size: var(--font-size-4xl);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-4);
}

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

h4 {
  font-size: var(--font-size-2xl);
  line-height: var(--line-height-snug);
  margin-bottom: var(--space-3);
}

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

h6 {
  font-size: var(--font-size-lg);
  line-height: var(--line-height-snug);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-soft);
  margin-bottom: var(--space-2);
}

p {
  margin-bottom: var(--space-4);
  color: var(--color-text-soft);
}

p + p {
  margin-top: -4px;
}

strong {
  font-weight: 600;
}

/* Links */
a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-base), opacity var(--transition-base);
}

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

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

/* Lists */
ul, ol {
  margin: 0 0 var(--space-4);
  padding-left: 1.25rem;
}

/* Blockquotes (for testimonials) */
blockquote {
  margin: 0 0 var(--space-4);
  padding-left: var(--space-4);
  border-left: 2px solid var(--color-primary-soft);
  color: var(--color-text-soft);
  font-style: italic;
}

/* Horizontal rule */
hr {
  border: none;
  border-top: 1px solid var(--gray-200);
  margin: var(--space-8) 0;
}


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

/* High-contrast focus on dark elements */
button:focus-visible,
[role="button"]:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}


/* =============================================
   Utilities
   ============================================= */
/* Container */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

/* Layout spacing helpers */
.section {
  padding-top: var(--space-16);
  padding-bottom: var(--space-16);
}

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

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

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

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

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

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

/* Grid helpers */
.grid {
  display: grid;
  gap: var(--space-8);
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-8);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-8);
}

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

/* Alignment & text utilities */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--color-text-muted); }

/* Spacing utilities (margin-bottom only for simplicity) */
.mb-0 { margin-bottom: 0 !important; }
.mb-2 { margin-bottom: var(--space-2) !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; }

/* 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;
}


/* =============================================
   Components
   ============================================= */
/* Buttons */
.button,
button,
input[type="button"],
input[type="submit"],
input[type="reset"] {
  --btn-bg: var(--color-primary);
  --btn-color: #ffffff;
  --btn-border: transparent;

  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;

  padding: 0.7rem 1.8rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--btn-border);

  background-color: var(--btn-bg);
  color: var(--btn-color);

  font-size: var(--font-size-sm);
  letter-spacing: 0.14em;
  text-transform: uppercase;

  cursor: pointer;
  transition:
    background-color var(--transition-base),
    color var(--transition-base),
    box-shadow var(--transition-base),
    transform var(--transition-fast),
    border-color var(--transition-base);
}

.button:hover,
button:hover,
input[type="button"]:hover,
input[type="submit"]:hover,
input[type="reset"]:hover {
  background-color: var(--color-primary-strong);
  box-shadow: var(--shadow-sm);
  transform: translateY(-1px);
  color: #ffffff;
}

.button:active,
button:active,
input[type="button"]:active,
input[type="submit"]:active,
input[type="reset"]:active {
  transform: translateY(0);
  box-shadow: none;
}

.button--ghost {
  --btn-bg: transparent;
  --btn-color: var(--color-text);
  --btn-border: var(--gray-300);
}

.button--ghost:hover {
  --btn-bg: var(--color-primary-soft);
  --btn-border: var(--color-primary);
    --btn-color: var(--color-text);
}

.button[disabled],
button[disabled],
input[type="button"][disabled],
input[type="submit"][disabled],
input[type="reset"][disabled] {
  opacity: 0.55;
  cursor: not-allowed;
  box-shadow: none;
  transform: none;
}

/* Inputs & textareas */
input[type="text"],
input[type="email"],
input[type="tel"],
input[type="url"],
input[type="number"],
input[type="password"],
input[type="search"],
textarea,
select {
  width: 100%;
  padding: 0.7rem 0.9rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--gray-300);
  background-color: var(--color-bg-alt);
  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(--color-text-muted);
}

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

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

/* Error & success states */
.is-invalid {
  border-color: var(--color-danger) !important;
}

.is-valid {
  border-color: var(--color-success) !important;
}

/* Card (for services, plans, testimonials) */
.card {
  background-color: var(--color-bg-alt);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(15, 23, 42, 0.04);
}

.card--soft {
  background-color: var(--color-surface);
  box-shadow: none;
}

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

.card__body {
  color: var(--color-text-soft);
}

.card__footer {
  margin-top: var(--space-4);
}

/* Image framing for architectural & interior shots */
.frame-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

/* Subtle hover lift for interactive cards */
.card--interactive {
  transition:
    transform var(--transition-base),
    box-shadow var(--transition-base),
    border-color var(--transition-base);
}

.card--interactive:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(15, 23, 42, 0.08);
}

/* Badges / labels (e.g., "Nowość", "Rekomendacja") */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-pill);
  font-size: var(--font-size-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background-color: var(--color-primary-soft);
  color: var(--color-primary-strong);
}

/* Simple tag for neutral labels */
.tag {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-pill);
  background-color: var(--gray-100);
  color: var(--color-text-muted);
  font-size: var(--font-size-xs);
}

/* Subtle section heading helper */
.section-label {
  font-size: var(--font-size-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

/* Helper for overlaid content on images */
.overlay-soft {
  background: linear-gradient(
    to top,
    rgba(15, 23, 42, 0.35),
    rgba(15, 23, 42, 0)
  );
}