/* 
* SzybkieAplikacje.pl Styles
* Version: 1.0
*/

/* ===== CSS RESET ===== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* ===== GLOBAL VARIABLES ===== */
:root {
  /* Colors */
  --primary-color: #0d62c9;
  --primary-dark: #0d47a1;
  --primary-light: #bbdefb;
  --primary-gradient: linear-gradient(
    135deg,
    var(--primary-color),
    var(--primary-dark)
  );
  --secondary-color: #2e7d32;
  --secondary-dark: #1b5e20;
  --secondary-light: #a5d6a7;
  --secondary-gradient: linear-gradient(
    135deg,
    var(--secondary-color),
    var(--secondary-dark)
  );
  --text-dark: #333333;
  --text-light: #5a5a5a;
  --white: #ffffff;
  --light-bg: #f9f9f9;
  --light-blue-bg: #f5f9ff;
  --border-color: #e0e0e0;
  --footer-bg: #0d2237;
  --card-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  --box-shadow-hover: 0 15px 40px rgba(0, 0, 0, 0.15);
  --error-color: #d32f2f;
  --success-color: #2e7d32;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 3rem;
  --spacing-xl: 5rem;

  /* Typography */
  --font-size-base: clamp(1rem, 0.34vw + 0.91rem, 1.19rem);
  --font-size-sm: clamp(0.8rem, 0.17vw + 0.76rem, 0.89rem);
  --font-size-md: clamp(1.25rem, 0.61vw + 1.1rem, 1.58rem);
  --font-size-lg: clamp(1.56rem, 1vw + 1.31rem, 2.11rem);
  --font-size-xl: clamp(1.95rem, 1.56vw + 1.56rem, 2.81rem);
  --font-size-xxl: clamp(2.44rem, 2.38vw + 1.85rem, 3.75rem);

  /* Transitions */
  --transition-fast: 0.3s ease;
  --transition-medium: 0.5s ease;
  --transition-slow: 0.8s ease;

  /* Border Radius */
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 16px;
  --border-radius-xl: 24px;
  --border-radius-round: 50%;

  /* Container */
  --container-width: 1200px;
  --container-padding: var(--spacing-md);
}

/* ===== GLOBAL STYLES ===== */
html {
  font-size: 16px;
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  font-family: "Poppins", sans-serif;
  font-size: var(--font-size-base);
  line-height: 1.7;
  color: var(--text-dark);
  background-color: var(--white);
  overflow-x: hidden;
}

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

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

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

/* Focus styles */
:focus {
  outline: 3px solid var(--primary-color);
  outline-offset: 3px;
}

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

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

ul {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Visually hidden elements (for screen readers) */
.visually-hidden,
.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;
}

/* ===== SECTION STYLES ===== */
.section {
  padding: var(--spacing-xl) 0;
  position: relative;
  overflow: hidden;
}

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

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

.section__header {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.section__heading {
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
  color: var(--primary-dark);
  position: relative;
}

.section__subtitle {
  font-size: var(--font-size-md);
  color: var(--text-light);
  max-width: 700px;
  margin: var(--spacing-md) auto 0;
}

.separator {
  height: 4px;
  width: 70px;
  background: var(--primary-gradient);
  margin: 0 auto;
  border-radius: var(--border-radius-sm);
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: var(--border-radius-md);
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-transform: uppercase;
  letter-spacing: 1px;
  border: none;
  font-size: 0.9rem;
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0.1);
  transform: translateX(-100%);
  transition: all 0.3s ease;
  z-index: -1;
}

.btn:hover::before,
.btn:focus::before {
  transform: translateX(0);
}

.btn--primary {
  background: var(--primary-gradient);
  color: var(--white);
  box-shadow: 0 4px 15px rgba(26, 115, 232, 0.3);
}

.btn--primary:hover,
.btn--primary:focus {
  box-shadow: 0 6px 20px rgba(26, 115, 232, 0.5);
  transform: translateY(-2px);
  color: var(--white);
}

.btn--secondary {
  background: var(--secondary-gradient);
  color: var(--white);
  box-shadow: 0 4px 15px rgba(76, 175, 80, 0.3);
}

.btn--secondary:hover,
.btn--secondary:focus {
  box-shadow: 0 6px 20px rgba(76, 175, 80, 0.5);
  transform: translateY(-2px);
  color: var(--white);
}

.btn--outline {
  background-color: transparent;
  color: var(--white);
  border: 2px solid var(--white);
}

.btn--outline:hover,
.btn--outline:focus {
  background-color: var(--white);
  color: var(--primary-color);
  transform: translateY(-2px);
}

/* ===== HEADER STYLES ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
  transition: all var(--transition-fast);
}

.header__container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) var(--spacing-md);
}

.header__logo {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary-color);
  text-decoration: none;
}

.header__logo span {
  color: var(--secondary-color);
}

/* Navigation */
.nav__menu {
  display: flex;
}

.nav__item {
  margin-left: var(--spacing-md);
}

.nav__link {
  color: var(--text-dark);
  font-weight: 500;
  padding: 0.5rem 0;
  position: relative;
}

.nav__link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-gradient);
  transition: width var(--transition-fast);
  border-radius: var(--border-radius-sm);
}

.nav__link:hover::after,
.nav__link:focus::after,
.nav__link--active::after {
  width: 100%;
}

.nav__toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px;
}

.nav__toggle-line {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--text-dark);
  margin: 5px 0;
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-fast);
}

/* Language Switch */
.lang-switch {
  display: flex;
  align-items: center;
  margin-left: var(--spacing-md);
}

.lang-switch__btn {
  background: none;
  border: none;
  color: var(--text-light);
  font-weight: 500;
  padding: 0 var(--spacing-xs);
  cursor: pointer;
  transition: color var(--transition-fast);
}

.lang-switch__btn--active {
  color: var(--primary-color);
  font-weight: 700;
}

.lang-switch__btn:hover,
.lang-switch__btn:focus {
  color: var(--primary-dark);
}

.lang-switch__separator {
  color: var(--text-light);
}

/* ===== HERO SECTION ===== */
.hero {
  height: 100vh;
  min-height: 700px;
  background: linear-gradient(
    135deg,
    rgba(15, 76, 129, 0.95),
    rgba(9, 32, 63, 0.98)
  );
  display: flex;
  align-items: center;
  text-align: center;
  padding-top: 80px;
  position: relative;
  overflow: hidden;
}

.hero__content {
  max-width: 900px;
  margin: 0 auto;
  color: var(--white);
  position: relative;
  z-index: 3;
}

.hero__heading {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
  line-height: 1.2;
}

.hero__text {
  font-size: clamp(1rem, 2vw, 1.25rem);
  margin-bottom: var(--spacing-lg);
  opacity: 0.95;
  max-width: 80ch;
  margin-left: auto;
  margin-right: auto;
}

.hero__cta {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

/* ===== BENEFITS SECTION ===== */
.benefits__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-md);
}

.benefit-card {
  padding: var(--spacing-md);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--card-shadow);
  background-color: var(--white);
  text-align: center;
  transition: all var(--transition-medium);
  position: relative;
  overflow: hidden;
  height: 100%;
}

.benefit-card::before {
  content: "";
  position: absolute;
  top: -10px;
  right: -10px;
  width: 60px;
  height: 60px;
  background: var(--primary-light);
  border-radius: 50%;
  opacity: 0.1;
  transition: all var(--transition-medium);
}

.benefit-card:hover {
  transform: translateY(-15px);
  box-shadow: var(--box-shadow-hover);
}

.benefit-card:hover::before {
  transform: scale(5);
  opacity: 0.05;
}

.benefit-card__icon {
  width: 70px;
  height: 70px;
  margin: 0 auto var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--light-blue-bg);
  color: var(--primary-color);
  font-size: 1.8rem;
  border-radius: var(--border-radius-round);
  transition: all var(--transition-fast);
}

.benefit-card:hover .benefit-card__icon {
  background: var(--primary-gradient);
  color: var(--white);
  transform: rotate(360deg);
}

.benefit-card__title {
  font-size: 1.3rem;
  margin-bottom: var(--spacing-sm);
  color: var(--primary-dark);
}

.benefit-card__description {
  color: var(--text-light);
  margin-bottom: 0;
}

/* ===== CALCULATOR SECTION ===== */
.calculator {
  max-width: 900px;
  margin: 0 auto;
}

.calculator__form {
  background-color: var(--white);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--card-shadow);
}

.calculator__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

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

.calculator__label {
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
  color: var(--text-dark);
}

.calculator__input,
.calculator__select {
  width: 100%;
  padding: 12px 15px;
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius-md);
  font-family: inherit;
  font-size: 1rem;
  transition: all var(--transition-fast);
  height: 48px;
}

.calculator__input:focus,
.calculator__select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.1);
}

.calculator__action {
  text-align: center;
  margin-bottom: var(--spacing-md);
}

.calculator__results {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  background-color: var(--light-blue-bg);
  padding: var(--spacing-md);
  border-radius: var(--border-radius-md);
}

.calculator__result-item {
  text-align: center;
  padding: var(--spacing-sm);
  background-color: var(--white);
  border-radius: var(--border-radius-md);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  transition: all var(--transition-fast);
}

.calculator__result-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.calculator__result-title {
  font-size: 1.1rem;
  margin-bottom: var(--spacing-xs);
  color: var(--primary-dark);
}

.calculator__result-value {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--primary-color);
}

.calculator__note {
  font-size: 0.9rem;
  color: var(--text-light);
  margin-top: var(--spacing-md);
  text-align: center;
  font-style: italic;
}

/* Animation for calculator */
@keyframes pulse {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
  100% {
    transform: scale(1);
  }
}

.animate-pulse {
  animation: pulse 0.5s ease-in-out;
}

/* ===== TECHNOLOGIES SECTION ===== */
.tech-cards {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-md);
}

.tech-card {
  flex: 1;
  min-width: 280px;
  max-width: 450px;
  padding: var(--spacing-md);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--card-shadow);
  background-color: var(--white);
  text-align: center;
  transition: all var(--transition-medium);
}

.tech-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--box-shadow-hover);
}

.tech-card__logo {
  height: 100px;
  margin: 0 auto var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.tech-card__logo img {
  max-height: 100%;
  max-width: 100%;
}

.tech-card__title {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-sm);
  color: var(--primary-dark);
}

.tech-card__description {
  color: var(--text-light);
  margin-bottom: var(--spacing-md);
}

.tech-features {
  text-align: left;
  margin-bottom: var(--spacing-md);
}

.tech-feature {
  display: flex;
  align-items: flex-start;
  margin-bottom: var(--spacing-xs);
}

.tech-feature__icon {
  color: var(--primary-color);
  margin-right: 10px;
  min-width: 20px;
}

/* ===== PRICING SECTION ===== */
.pricing-cards {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.pricing-card {
  flex: 1;
  min-width: 280px;
  max-width: 350px;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--card-shadow);
  background-color: var(--white);
  overflow: hidden;
  transition: all var(--transition-medium);
  position: relative;
}

.pricing-card:hover {
  transform: translateY(-15px);
  box-shadow: var(--box-shadow-hover);
}

.pricing-card--popular {
  transform: scale(1.05);
  border: 2px solid transparent;
  background-image: linear-gradient(white, white), var(--primary-gradient);
  background-origin: border-box;
  background-clip: content-box, border-box;
  z-index: 1;
}

.pricing-card--popular:hover {
  transform: scale(1.05) translateY(-15px);
}

.pricing-card__badge {
  position: absolute;
  top: 20px;
  right: -30px;
  background: var(--secondary-gradient);
  color: var(--white);
  padding: 5px 30px;
  font-size: 0.8rem;
  font-weight: 600;
  transform: rotate(45deg);
  box-shadow: 0 5px 10px rgba(76, 175, 80, 0.3);
  z-index: 2;
}

.pricing-card__header {
  padding: var(--spacing-md);
  background-color: var(--light-blue-bg);
  text-align: center;
}

.pricing-card--popular .pricing-card__header {
  background: var(--primary-gradient);
  color: var(--white);
}

.pricing-card__title {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-sm);
  color: var(--primary-dark);
}

.pricing-card--popular .pricing-card__title {
  color: var(--white);
}

.pricing-card__price {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary-color);
}

.pricing-card--popular .pricing-card__price {
  color: var(--white);
}

.pricing-card__period {
  font-size: 0.9rem;
  color: var(--text-light);
}

.pricing-card--popular .pricing-card__period {
  color: rgba(255, 255, 255, 0.8);
}

.pricing-card__content {
  padding: var(--spacing-md);
}

.pricing-card__features {
  margin-bottom: var(--spacing-md);
}

.pricing-card__feature {
  display: flex;
  align-items: flex-start;
  margin-bottom: var(--spacing-xs);
}

.pricing-card__feature-icon {
  color: var(--primary-color);
  margin-right: 10px;
  min-width: 20px;
}

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

.pricing-info {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}

.pricing-info__text {
  margin-bottom: var(--spacing-md);
}

.pricing-info__highlight {
  font-weight: 700;
  color: var(--primary-dark);
}

/* ===== CONTACT SECTION ===== */
.contact__container {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-lg);
}

.contact__info {
  flex: 1;
  min-width: 300px;
}

.contact__detail {
  display: flex;
  margin-bottom: var(--spacing-md);
  transition: all var(--transition-fast);
}

.contact__detail:hover {
  transform: translateX(10px);
}

.contact__icon {
  width: 50px;
  height: 50px;
  min-width: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--light-blue-bg);
  color: var(--primary-color);
  font-size: 1.2rem;
  border-radius: var(--border-radius-round);
  margin-right: var(--spacing-md);
  transition: all var(--transition-fast);
}

.contact__detail:hover .contact__icon {
  background: var(--primary-gradient);
  color: var(--white);
  transform: rotate(360deg);
}

.contact__detail-title {
  font-size: 1.2rem;
  margin-bottom: var(--spacing-xs);
  color: var(--primary-dark);
}

.contact__form-container {
  flex: 2;
  min-width: 300px;
}

.contact__form {
  background-color: var(--white);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--card-shadow);
}

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-group__label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
  color: var(--text-dark);
}

.form-group__input,
.form-group__textarea {
  width: 100%;
  padding: 15px;
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius-md);
  font-family: inherit;
  font-size: 1rem;
  transition: all var(--transition-fast);
}

.form-group__input:focus,
.form-group__textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.1);
}

.form-group__checkbox {
  display: flex;
  align-items: flex-start;
}

.form-group__checkbox-input {
  margin-top: 5px;
  margin-right: var(--spacing-xs);
}

.form-group__checkbox-label {
  font-size: 0.9rem;
}

/* Form validation */
.form-group--error .form-group__input,
.form-group--error .form-group__textarea {
  border-color: var(--error-color);
}

/* ===== FOOTER STYLES ===== */
.footer {
  background-color: var(--footer-bg);
  color: var(--white);
  padding: var(--spacing-lg) 0;
  position: relative;
}

.footer__content {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.footer__logo {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: var(--spacing-sm);
  display: inline-block;
}

.footer__logo span {
  color: var(--primary-light);
}

.footer__text {
  margin-bottom: var(--spacing-md);
  max-width: 400px;
  opacity: 0.8;
}

.footer__contact-item {
  margin-bottom: var(--spacing-xs);
  opacity: 0.8;
}

.footer__link {
  color: var(--primary-light);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer__link:hover {
  color: var(--white);
}

.footer__bottom {
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
}

.footer__copyright {
  font-size: 0.9rem;
  opacity: 0.8;
}

/* ===== MEDIA QUERIES ===== */
@media (max-width: 992px) {
  .hero__cta {
    flex-direction: column;
    gap: var(--spacing-sm);
    align-items: center;
  }

  .tech-cards {
    flex-direction: column;
    align-items: center;
  }

  .calculator__grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .header__container {
    padding: var(--spacing-xs) var(--spacing-md);
  }

  .nav__toggle {
    display: block;
  }

  .nav__menu {
    position: fixed;
    top: 80px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 80px);
    background-color: var(--white);
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding-top: var(--spacing-lg);
    transition: left var(--transition-medium);
    z-index: 1000;
  }

  .nav__menu--active {
    left: 0;
  }

  .nav__item {
    margin: 0 0 var(--spacing-md) 0;
  }

  .nav__toggle--active .nav__toggle-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 6px);
  }

  .nav__toggle--active .nav__toggle-line:nth-child(2) {
    opacity: 0;
  }

  .nav__toggle--active .nav__toggle-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -6px);
  }

  .benefits__grid {
    grid-template-columns: 1fr;
  }

  .calculator__results {
    grid-template-columns: 1fr;
  }

  .pricing-cards {
    flex-direction: column;
    align-items: center;
  }

  .pricing-card--popular {
    transform: scale(1);
  }

  .pricing-card--popular:hover {
    transform: translateY(-15px);
  }
}

@media (max-width: 576px) {
  .section {
    padding: var(--spacing-lg) 0;
  }

  .hero {
    min-height: 500px;
  }

  .hero__heading {
    font-size: 2rem;
  }

  .hero__text {
    font-size: 1rem;
  }
}