/* ----------------------------------- */
/* 1. ZMIENNE I MOTYWY         */
/* ----------------------------------- */

:root {
  /* Paleta kolorów (Motyw Jasny) */
  --color-bg: #f8f9fa;
  --color-bg-alt: #ffffff;
  --color-bg-accent: #e9ecef;
  --color-text-primary: #212529;
  --color-text-secondary: #495057;
  --color-text-muted: #6c757d;
  --color-border: #dee2e6;
  --color-primary: #005f73;
  --color-primary-dark: #004d5e;
  --color-secondary: #0a9396;
  --color-accent: #94d2bd;
  --color-highlight: #ee9b00;
  --color-shadow: rgba(0, 77, 94, 0.1);
  --color-white: #ffffff;
  --color-black: #000000;
  --color-success: #2a9d8f;
  --color-overlay: rgba(33, 37, 41, 0.7);

  /* Typografia */
  --font-family-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  --font-family-serif: "Georgia", "Times New Roman", serif;
  --font-base-size: 16px;
  --font-scale-ratio: 1.25;

  /* Rozmiary typografii (skalowalne) */
  --font-size-xs: clamp(0.75rem, 0.5vw + 0.6rem, 0.85rem); /* 12px -> 13.6px */
  --font-size-sm: clamp(0.875rem, 0.5vw + 0.7rem, 1rem); /* 14px -> 16px */
  --font-size-md: clamp(1rem, 0.6vw + 0.8rem, 1.125rem); /* 16px -> 18px */
  --font-size-lg: clamp(1.25rem, 1vw + 0.9rem, 1.75rem); /* 20px -> 28px */
  --font-size-xl: clamp(1.5rem, 1.5vw + 1rem, 2.5rem); /* 24px -> 40px */
  --font-size-xxl: clamp(2rem, 3vw + 1.25rem, 4.5rem); /* 32px -> 72px */

  /* Odstępy */
  --spacing-xs: 0.25rem; /* 4px */
  --spacing-sm: 0.5rem; /* 8px */
  --spacing-md: 1rem; /* 16px */
  --spacing-lg: 2rem; /* 32px */
  --spacing-xl: 4rem; /* 64px */
  --spacing-xxl: 8rem; /* 128px */
  --container-width: 1200px;
  --container-padding: var(--spacing-lg);

  /* Inne */
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 16px;
  --transition-fast: 0.2s ease-in-out;
  --transition-medium: 0.4s ease-in-out;
  --transition-slow: 0.6s ease-in-out;
  --box-shadow: 0 4px 12px var(--color-shadow);
  --box-shadow-lg: 0 8px 24px var(--color-shadow);
}

/* Motyw Ciemny */
@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #121212;
    --color-bg-alt: #1e1e1e;
    --color-bg-accent: #2a2a2a;
    --color-text-primary: #eaeaea;
    --color-text-secondary: #b0b0b0;
    --color-text-muted: #888888;
    --color-border: #3a3a3a;
    --color-primary: #94d2bd;
    --color-primary-dark: #a6dbca;
    --color-secondary: #0a9396;
    --color-accent: #005f73;
    --color-highlight: #ee9b00;
    --color-shadow: rgba(0, 0, 0, 0.25);
    --color-overlay: rgba(0, 0, 0, 0.8);
  }
}

/* ----------------------------------- */
/* 2. RESET I PODSTAWY       */
/* ----------------------------------- */

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: var(--font-base-size);
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text-primary);
  font-family: var(--font-family-sans);
  line-height: 1.65;
  overflow-x: hidden;
}

body.no-scroll {
  overflow: hidden;
}

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

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

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

ul,
ol {
  list-style: none;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-family-serif);
  line-height: 1.2;
  color: var(--color-text-primary);
  font-weight: 600;
}

h1 {
  font-size: var(--font-size-xxl);
}
h2 {
  font-size: var(--font-size-xl);
}
h3 {
  font-size: var(--font-size-lg);
}
p {
  font-size: var(--font-size-md);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-md);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ----------------------------------- */
/* 3. UKŁAD I KONTENERY        */
/* ----------------------------------- */

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

section {
  padding-top: var(--spacing-xl);
  padding-bottom: var(--spacing-xl);
}

@media (min-width: 1024px) {
  section {
    padding-top: var(--spacing-xxl);
    padding-bottom: var(--spacing-xxl);
  }
}

.section-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--spacing-xl);
}

.section-header h2 {
  margin-bottom: var(--spacing-md);
}

.section-header p {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
}

/* ----------------------------------- */
/* 4. KOMPONENTY            */
/* ----------------------------------- */

/* Przyciski */
.button {
  display: inline-block;
  padding: 0.8rem 1.8rem;
  font-size: var(--font-size-sm);
  font-weight: 600;
  border-radius: var(--border-radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
  transition: all var(--transition-medium);
  transform: translateY(0);
}

.button:hover {
  transform: translateY(-3px);
  box-shadow: var(--box-shadow);
  text-decoration: none;
}

.button:active {
  transform: translateY(-1px);
}

.primary-button,
.hero-button,
.form-button {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.primary-button:hover,
.hero-button:hover,
.form-button:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--color-white);
}

.secondary-button {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.secondary-button:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
}

/* ----------------------------------- */
/* 5. NAGŁÓWEK I NAWIGACJA    */
/* ----------------------------------- */

.main-header {
  padding: var(--spacing-md) 0;
  position: sticky;
  top: 0;
  width: 100%;
  z-index: 1000;
  background-color: var(--color-bg-alt);
  box-shadow: 0 2px 4px var(--color-shadow);
  transition: background-color var(--transition-medium);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-text-primary);
  text-decoration: none;
}

.logo:hover {
  color: var(--color-primary);
}

.logo .logo-icon {
  stroke: var(--color-primary);
  transition: transform var(--transition-medium);
}

.logo:hover .logo-icon {
  transform: rotate(15deg) scale(1.1);
}

.main-nav ul {
  display: flex;
  gap: var(--spacing-lg);
}

.main-nav a {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  position: relative;
  padding: var(--spacing-sm) 0;
}

.main-nav a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-primary);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--transition-medium);
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--color-text-primary);
}

.main-nav a:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.mobile-nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 1001;
}

.mobile-nav-toggle .icon-menu,
.mobile-nav-toggle .icon-close {
  width: 30px;
  height: 30px;
  stroke: var(--color-text-primary);
}

.mobile-nav-toggle .icon-close {
  display: none;
}

/* ----------------------------------- */
/* 6. SEKCJA GŁÓWNA (HERO)    */
/* ----------------------------------- */

.hero-section {
  padding: var(--spacing-xl) 0;
  background-color: var(--color-bg-alt);
}

.hero-container {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
  align-items: center;
}

@media (min-width: 992px) {
  .hero-container {
    grid-template-columns: 1.2fr 1fr;
  }
}

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

@media (min-width: 992px) {
  .hero-content {
    text-align: left;
  }
}

.hero-content .subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  margin: var(--spacing-lg) 0;
  max-width: 600px;
}

@media (min-width: 992px) {
  .hero-content .subtitle {
    margin-left: 0;
    margin-right: 0;
  }
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  justify-content: center;
}

@media (min-width: 992px) {
  .hero-cta {
    justify-content: flex-start;
  }
}

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

.hero-image {
  border-radius: var(--border-radius-lg);
  box-shadow: var(--box-shadow-lg);
  object-fit: cover;
  width: 100%;
  max-width: 500px;
}

/* ----------------------------------- */
/* 7. SEKCJA "POWODY"         */
/* ----------------------------------- */

.reasons-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
}

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

@media (min-width: 1024px) {
  .reasons-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.reason-card {
  background-color: var(--color-bg-alt);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-md);
  border: 1px solid var(--color-border);
  transition: all var(--transition-medium);
  text-align: center;
}

.reason-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--box-shadow);
  border-color: var(--color-primary);
}

.reason-icon {
  margin-bottom: var(--spacing-md);
  color: var(--color-primary);
  display: inline-flex;
  background-color: var(--color-bg-accent);
  padding: var(--spacing-sm);
  border-radius: 50%;
}

.reason-card h3 {
  margin-bottom: var(--spacing-sm);
  font-size: 1.3rem;
}

.reason-card p {
  font-size: var(--font-size-sm);
}

/* ----------------------------------- */
/* 8. SEKCJA "HISTORIA"       */
/* ----------------------------------- */

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

.story-container {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
  align-items: center;
}

@media (min-width: 992px) {
  .story-container {
    grid-template-columns: 1fr 1.2fr;
  }
}

.story-image-wrapper {
  order: -1;
}

@media (min-width: 992px) {
  .story-image-wrapper {
    order: 0;
  }
}

.story-image {
  border-radius: var(--border-radius-lg);
  width: 100%;
}

.story-content h3 {
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
  color: var(--color-secondary);
}

.story-content p:last-child {
  margin-bottom: 0;
}

/* ----------------------------------- */
/* 9. SEKCJA "ĆWICZENIE"      */
/* ----------------------------------- */

.accordion {
  max-width: 800px;
  margin: 0 auto;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  overflow: hidden;
}

.accordion-item {
  border-bottom: 1px solid var(--color-border);
}

.accordion-item:last-child {
  border-bottom: none;
}

.accordion-header {
  background-color: var(--color-bg-alt);
  color: var(--color-text-primary);
  width: 100%;
  border: none;
  padding: var(--spacing-md) var(--spacing-lg);
  text-align: left;
  font-size: var(--font-size-lg);
  font-family: var(--font-family-sans);
  font-weight: 500;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background-color var(--transition-fast);
}

.accordion-header:hover {
  background-color: var(--color-bg-accent);
}

.accordion-icon {
  stroke: var(--color-primary);
  transition: transform var(--transition-medium);
  flex-shrink: 0;
}

.accordion-item.active .accordion-icon {
  transform: rotate(180deg);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-medium),
    padding var(--transition-medium);
  background-color: var(--color-bg);
}

.accordion-content-inner {
  padding: var(--spacing-lg);
}

.accordion-content p {
  margin-bottom: var(--spacing-md);
}

.accordion-content ul {
  list-style: disc;
  padding-left: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.accordion-content li {
  margin-bottom: var(--spacing-sm);
}

/* ----------------------------------- */
/* 10. SEKCJA "CHECKLISTA"     */
/* ----------------------------------- */
.checklist-section {
  background-color: var(--color-bg-alt);
}

.checklist {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.checklist-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  font-size: var(--font-size-md);
  background-color: var(--color-bg);
  padding: var(--spacing-md);
  border-radius: var(--border-radius-sm);
  border-left: 4px solid var(--color-accent);
}

.checklist-icon {
  flex-shrink: 0;
  margin-top: 4px;
  color: var(--color-success);
}

/* ----------------------------------- */
/* 11. SEKCJA "OPINIE"          */
/* ----------------------------------- */

.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
}

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

@media (min-width: 1024px) {
  .testimonials-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.testimonial-card {
  background-color: var(--color-bg-alt);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-md);
  display: flex;
  flex-direction: column;
  box-shadow: var(--box-shadow);
}

.testimonial-card blockquote {
  flex-grow: 1;
  border: none;
  padding: 0;
  margin: 0;
  position: relative;
}

.testimonial-card blockquote p {
  font-style: italic;
  font-family: var(--font-family-serif);
  font-size: var(--font-size-md);
  line-height: 1.7;
}

.testimonial-card blockquote::before {
  content: "“";
  font-family: var(--font-family-serif);
  font-size: 5rem;
  color: var(--color-primary);
  opacity: 0.1;
  position: absolute;
  top: -2rem;
  left: -1rem;
  line-height: 1;
}

.testimonial-card figcaption {
  margin-top: var(--spacing-md);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border);
}

.testimonial-card cite {
  font-weight: 700;
  font-style: normal;
  display: block;
}

.testimonial-card figcaption span {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* ----------------------------------- */
/* 12. SEKCJA CTA           */
/* ----------------------------------- */

.cta-section {
  background-color: var(--color-primary);
  color: var(--color-white);
}

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

.cta-content h2 {
  color: var(--color-white);
}

.cta-content p {
  color: rgba(255, 255, 255, 0.85);
  max-width: 600px;
  margin: var(--spacing-md) auto var(--spacing-lg);
}

.subscribe-form {
  max-width: 500px;
  margin: 0 auto;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

@media (min-width: 576px) {
  .form-group {
    flex-direction: row;
    gap: 0;
  }
}

.form-group input {
  flex-grow: 1;
  padding: 0.8rem 1.2rem;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  font-size: var(--font-size-md);
  background-color: var(--color-bg-alt);
  color: var(--color-text-primary);
  min-width: 0;
}

@media (min-width: 576px) {
  .form-group input {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
  }
}

.form-group input:focus {
  outline: none;
  border-color: var(--color-highlight);
  box-shadow: 0 0 0 3px rgba(238, 155, 0, 0.25);
}

.form-button {
  background-color: var(--color-highlight);
  border-color: var(--color-highlight);
  color: var(--color-black);
}

.form-button:hover {
  background-color: #d48a00;
  border-color: #d48a00;
}

@media (min-width: 576px) {
  .form-button {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
  }
}

.thank-you-message {
  margin-top: var(--spacing-md);
  font-weight: 500;
}

/* ----------------------------------- */
/* 13. STOPKA (FOOTER)         */
/* ----------------------------------- */

.main-footer {
  background-color: var(--color-bg-alt);
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--color-border);
}

.footer-container {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
}

@media (min-width: 576px) {
  .footer-container {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 992px) {
  .footer-container {
    grid-template-columns: 2fr repeat(3, 1fr);
  }
}

.footer-column h4 {
  margin-bottom: var(--spacing-md);
  font-size: 1.1rem;
}

.footer-column ul li {
  margin-bottom: var(--spacing-sm);
}

.footer-column ul a {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

.footer-column ul a:hover {
  color: var(--color-primary);
  text-decoration: underline;
}

.footer-logo {
  margin-bottom: var(--spacing-md);
}

.footer-motto {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.footer-column address {
  font-style: normal;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.8;
}

.footer-bottom {
  padding: var(--spacing-lg) 0;
  margin-top: var(--spacing-xl);
  border-top: 1px solid var(--color-border);
  text-align: center;
}

.footer-bottom p {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin: 0;
}

/* ----------------------------------- */
/* 14. ADAPTACYJNOŚĆ I MOBILE     */
/* ----------------------------------- */

@media (max-width: 991px) {
  .main-nav,
  .main-header .primary-button {
    display: none;
  }

  .mobile-nav-toggle {
    display: block;
  }

  .main-nav.is-open {
    display: flex;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: var(--color-bg-alt);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
  }

  .main-nav.is-open ul {
    flex-direction: column;
    gap: var(--spacing-lg);
  }

  .main-nav.is-open a {
    font-size: var(--font-size-xl);
  }

  .mobile-nav-toggle.is-active .icon-menu {
    display: none;
  }
  .mobile-nav-toggle.is-active .icon-close {
    display: block;
  }
}

/* ----------------------------------- */
/* 15. BANER COOKIES              */
/* ----------------------------------- */

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: var(--color-bg-alt);
  color: var(--color-text-primary);
  padding: var(--spacing-md);
  box-shadow: 0 -4px 12px var(--color-shadow);
  z-index: 2000;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  gap: var(--spacing-md);
  transform: translateY(100%);
  animation: slideUp 0.5s ease-out forwards;
}

@media (min-width: 768px) {
  .cookie-banner {
    flex-direction: row;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    text-align: left;
  }
}

@keyframes slideUp {
  from {
    transform: translateY(100%);
  }
  to {
    transform: translateY(0);
  }
}

.cookie-banner.is-hidden {
  transform: translateY(100%);
  transition: transform var(--transition-medium);
}

.cookie-banner p {
  margin: 0;
  font-size: var(--font-size-sm);
  flex-grow: 1;
}

.cookie-banner p a {
  font-weight: 600;
  text-decoration: underline;
}

.cookie-banner .button {
  flex-shrink: 0;
  padding: 0.6rem 1.2rem;
}

/* ----------------------------------- */
/* 16. ANIMACJE SCROLL         */
/* ----------------------------------- */
.anim-fade-in {
  opacity: 0;
  transition: opacity 1s ease-out;
}

.anim-fade-in-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.anim-fade-in.is-visible,
.anim-fade-in-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reason-card,
.testimonial-card {
  transition-delay: calc(var(--stagger-index, 0) * 100ms);
}