:root {
  --main-bg: linear-gradient(to right, #111111, #5c1d4e, #792c78, #df0e9a);
  --secondary-bg: linear-gradient(
    135deg,
    var(--main-dark-color) 0%,
    var(--main-dark-color-secondary) 100%
  );
  --main-bg-opacity: linear-gradient(
    to right,
    rgba(17, 17, 17, 0.9),
    rgba(92, 29, 78, 0.9),
    rgba(121, 44, 120, 0.9),
    rgba(223, 14, 154, 0.9)
  );
  --secondary-bg-opacity: linear-gradient(
    135deg,
    rgba(17, 17, 17, 0.9) 0%,
    rgba(92, 29, 78, 0.9) 100%
  );

  --main-dark-color: #111111;
  --main-dark-color-secondary: #5c1d4e;
  --main-light-color: #df0e9a;
  --main-white: #f8f9fa;
  --main-gray: #888;
}

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

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  margin: 0;
  padding: 0;
  color: var(--main-white);
  background: var(--main-bg);
  overflow-x: hidden;
}

.row {
  margin-left: 0;
  margin-right: 0;
  padding-right: 0;
  padding-left: 0;
}

@media (max-width: 768px) {
  .row > * {
    padding: 0;
  }
}

.main-container {
  max-width: 1300px;
  margin: 0 auto;
}

h1 {
  line-height: 1.5;
}

.heading-container {
  padding: 4rem 0;
}

.heading {
  max-width: 400px;
  color: var(--main-white);
  font-size: 4rem;
  text-shadow: 1px 1px 4px rgba(0, 0, 0, 0.5); /* lekki cień */
  transition: color 0.3s ease;
}

@media (max-width: 768px) {
  .heading {
    font-size: 3.5rem;
  }
}

.transparent {
  background: transparent;
}

.login-section,
.reset-password-section {
  height: 100vh;
}

.register-section {
  height: 100%;
}

.login-window,
.reset-password-window,
.contact-container,
.register-window {
  background: transparent;
  color: var(--main-white);
}

/* .register-section {
  padding: 0 1rem;
  max-width: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
} */

@media (max-width: 768px) {
  .register-container {
    max-width: 100%;
  }
}

.change-password-window-inner,
.test-container {
  background: var(--main-white);
  color: var(--main-dark-color);
  overflow-y: auto;
  margin: 0;
  padding: 0.5rem;
}

.change-password-window-inner {
  max-height: 75vh;
}

.test-container {
  height: 100%;
  max-height: 100%;
  margin-top: 25px;
}

.change-password-window,
.register-container {
  height: calc(100vh - 80px);
}

.info-container {
  margin-top: 2rem;
  width: 500px;
  background: var(--main-white);
  padding: 2rem 1rem;
  border-radius: 0.5rem;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

@media (max-width: 568px) {
  .info-container {
    width: 100vh;
  }
}

.hidden {
  display: none;
}

.blur-content {
  filter: blur(12px);
  transition: filter 0.3s ease;
}

@media (min-width: 1050px) {
  .blur-content {
    filter: none !important;
  }
}

.body--no-scroll {
  overflow: hidden;
}

.menu-open .blur-overlay {
  display: block;
}

.blur-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100vw;
  height: 100vh;
  backdrop-filter: blur(8px);
  z-index: 998; /* wyższy niż treść, niższy niż menu */
  pointer-events: all;
}

@media (min-width: 1050px) {
  .blur-overlay {
    display: none !important;
  }

  .body--no-scroll {
    overflow: auto;
    overflow-x: hidden;
  }
}