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

:root {
  /* Color Palette - light, pastel, modern */
  --color-background: #ffffff;
  --color-background-alt: #faf7f3; /* light beige sections */
  --color-surface: #ffffff;
  --color-surface-soft: #f5f7fb;

  --color-text: #1f2933; /* deep neutral */
  --color-text-soft: #6b7280;
  --color-text-muted: #9ca3af;

  /* Brand / Accent Pastels */
  --color-primary: #61c4be; /* mint accent */
  --color-primary-soft: #e3f7f5;
  --color-primary-strong: #2d8e87;

  --color-accent-blue: #a8d5ff; /* pastel blue */
  --color-accent-pink: #ffc9d9; /* delicate pink */
  --color-accent-beige: #f4e6d7;

  /* Feedback states */
  --color-success: #34c38f;
  --color-success-soft: #e6f8f1;
  --color-warning: #f6c453;
  --color-warning-soft: #fff6df;
  --color-danger: #f06565;
  --color-danger-soft: #ffe8e8;

  /* 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, "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-display: "Poppins", system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, Helvetica, 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 */
  --font-size-5xl: 3rem;     /* 48px */

  --line-height-tight: 1.2;
  --line-height-snug: 1.35;
  --line-height-normal: 1.6;
  --line-height-relaxed: 1.75;

  /* 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 */

  /* Radii - rounded, friendly shapes */
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 999px;

  /* Shadows - soft, elegant */
  --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.04);
  --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 20px 45px rgba(15, 23, 42, 0.12);

  /* Transitions */
  --transition-fast: 120ms ease-out;
  --transition-base: 180ms ease-out;
  --transition-slow: 260ms ease-out;

  /* Layout */
  --container-max-width: 1120px;
  --header-height: 72px;
}

/* Respect prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
  :root {
    --transition-fast: 0ms;
    --transition-base: 0ms;
    --transition-slow: 0ms;
  }
}


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

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

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

body,
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;
}

body {
  min-height: 100vh;
  text-rendering: optimizeLegibility;
}

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

img {
  height: auto;
}

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

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

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

:focus {
  outline: none;
}


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

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

main {
  min-height: 60vh;
}

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

h1 {
  font-size: var(--font-size-4xl);
}

h2 {
  font-size: var(--font-size-3xl);
}

h3 {
  font-size: var(--font-size-2xl);
}

h4 {
  font-size: var(--font-size-xl);
}

h5 {
  font-size: var(--font-size-lg);
}

h6 {
  font-size: var(--font-size-base);
}

p {
  margin-top: 0;
  margin-bottom: var(--space-3);
  color: var(--color-text-soft);
}

p:last-child {
  margin-bottom: 0;
}

strong {
  font-weight: 600;
}

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

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

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

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

hr {
  border: 0;
  border-top: 1px solid var(--gray-200);
  margin: var(--space-6) 0;
}


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

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


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

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

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

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

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

/* Hero-style gradient background helper */
.section--gradient {
  background-image: linear-gradient(135deg, rgba(168, 213, 255, 0.7), rgba(97, 196, 190, 0.4), rgba(255, 201, 217, 0.5));
  background-color: var(--color-background);
}

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

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

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

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

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

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

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

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

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

/* Grid */
.grid {
  display: grid;
}

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

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-6);
}

/* Alignment / spacing helpers */
.text-center {
  text-align: center;
}

.m-auto {
  margin: auto;
}

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

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

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

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

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

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

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

/* Sticky CTA utility (e.g. "Zapytaj o ofertę") */
.sticky-cta {
  position: fixed;
  right: var(--space-4);
  bottom: var(--space-4);
  z-index: 40;
}


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

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.7rem 1.4rem;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  font-weight: 500;
  font-size: var(--font-size-sm);
  line-height: 1;
  letter-spacing: 0.02em;
  text-decoration: none;
  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);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent-blue));
  color: #ffffff;
  box-shadow: var(--shadow-sm);
}

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

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

.btn-outline {
  background-color: rgba(255, 255, 255, 0.85);
  border-color: var(--color-primary);
  color: var(--color-primary-strong);
}

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

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

.btn-ghost:hover {
  background-color: rgba(255, 255, 255, 0.8);
}

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

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

/* Inputs & forms */

.input,
.textarea,
.select {
  width: 100%;
  padding: 0.7rem 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: 1.4;
  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-visible,
.textarea:focus-visible,
.select:focus-visible {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(97, 196, 190, 0.2);
}

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

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

.label {
  display: inline-block;
  margin-bottom: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text);
}

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

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

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

/* Cards - for service tiles, timeline steps, FAQ, etc. */

.card {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(255, 255, 255, 0.7);
}

.card--soft {
  background: linear-gradient(145deg, rgba(168, 213, 255, 0.15), rgba(255, 201, 217, 0.1));
}

.card--beige {
  background-color: var(--color-accent-beige);
}

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

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

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

/* Tag / pill - e.g. event type labels */

.tag {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.7rem;
  border-radius: var(--radius-pill);
  font-size: var(--font-size-xs);
  font-weight: 500;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.tag--mint {
  background-color: var(--color-primary-soft);
  color: var(--color-primary-strong);
}

.tag--blue {
  background-color: rgba(168, 213, 255, 0.4);
  color: #1e3a8a;
}

.tag--pink {
  background-color: rgba(255, 201, 217, 0.45);
  color: #9b1c53;
}

/* Hero slider shell (basic structure styling; behavior via JS) */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--space-8);
  padding-bottom: var(--space-12);
}

.hero-slider {
  position: relative;
  width: 100%;
}

.hero-slide {
  display: none;
}

.hero-slide.is-active {
  display: grid;
}

.hero-badges {
  display: inline-flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.hero-heading {
  font-size: clamp(2.1rem, 4vw, 3rem);
  margin-bottom: var(--space-3);
}

.hero-lead {
  font-size: var(--font-size-lg);
  color: var(--color-text-soft);
  margin-bottom: var(--space-6);
}

/* Navigation (logo centered above menu) - structural base only */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background-color: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(229, 231, 235, 0.8);
}

.header-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: var(--space-2);
  padding-bottom: var(--space-2);
}

.site-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-2);
}

.nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-3);
  font-size: var(--font-size-sm);
}

.nav a {
  position: relative;
  padding: 0.25rem 0.4rem;
  color: var(--color-text-soft);
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.25rem;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent-pink));
  transition: width var(--transition-base);
}

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

.nav a:hover::after,
.nav a[aria-current="page"]::after {
  width: 100%;
}

.nav a[aria-current="page"] {
  color: var(--color-text);
  font-weight: 500;
}

/* Footer base layout */

.site-footer {
  background-color: var(--gray-900);
  color: #f9fafb;
  padding-top: var(--space-10);
  padding-bottom: var(--space-6);
  font-size: var(--font-size-sm);
}

.site-footer a {
  color: inherit;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--space-6);
  margin-bottom: var(--space-6);
}

.footer-heading {
  font-size: var(--font-size-sm);
  font-weight: 600;
  margin-bottom: var(--space-3);
}

.footer-disclaimer {
  margin-top: var(--space-4);
  color: var(--gray-400);
  line-height: var(--line-height-relaxed);
}


/* ========================================================================
   Motion Preferences
   ======================================================================== */

@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;
  }
}


/* ========================================================================
   Responsive Adjustments (Mobile-first)
   ======================================================================== */

@media (min-width: 640px) {
  h1 {
    font-size: var(--font-size-5xl);
  }

  h2 {
    font-size: var(--font-size-4xl);
  }
}

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

  .hero-slide.is-active {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    gap: var(--space-10);
    align-items: center;
  }

  .hero-heading {
    font-size: clamp(2.6rem, 4.2vw, 3.4rem);
  }

  .header-inner {
    padding-top: var(--space-3);
    padding-bottom: var(--space-3);
  }
}

@media (min-width: 1024px) {
  .grid-2-lg {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-10);
  }

  .grid-3-lg {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-10);
  }
}