@import url("./variables.css");

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

html {
  font-family: var(--font-family-base);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.6;
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 0;
  background: var(--background-color);
  color: var(--font-color-base);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: background var(--transition-medium), color var(--transition-medium);
}

/* Container */
.container {
  max-width: var(--content-width);
  padding: 0 1rem;
  margin-left: auto;
  margin-right: auto;
}

@media screen and (min-width: 700px) {
  .container {
    padding: 0 2rem;
  }
}

/* Main Content */
main {
  flex: 1;
  margin-top: var(--navbar-height);
  padding: 2rem 0;
}

/* Headings */
h1,
h2,
h3,
h4,
h5 {
  color: var(--font-color-heading);
  line-height: 1.2;
  margin-top: 0;
  margin-bottom: 1rem;
  font-weight: 600;
  transition: color var(--transition-medium);
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 1.8rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px dashed var(--border-color);
  margin-bottom: 1.5rem;
}

h3 {
  font-size: 1.4rem;
  color: var(--navbar-highlight);
}

/* Paragraphs */
p {
  margin: 1rem 0;
  line-height: 1.8;
}

/* Links */
a {
  color: var(--link-color);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

/* Lists */
ul,
ol {
  padding-left: 1.5rem;
  margin: 1rem 0;
}

li {
  margin: 0.5rem 0;
}

/* Buttons */
button,
.button {
  background: var(--button-background-color);
  color: var(--font-color-base);
  padding: 0.75rem 1.25rem;
  border: 1px solid var(--button-border-color);
  border-radius: var(--border-radius);
  font-size: 1rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  font-family: inherit;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

button:hover,
.button:hover {
  color: var(--navbar-highlight);
  border-color: var(--navbar-highlight);
}

button.small,
.button.small {
  padding: 0.5rem 0.75rem;
  font-size: 0.9rem;
}

/* Images */
img {
  max-width: 100%;
  height: auto;
}

/* Separator */
hr {
  border: none;
  border-top: 2px dashed var(--navbar-highlight);
  margin: 2rem 0;
}

/* Icon styles */
.icon {
  filter: var(--svg-color-filter);
  width: 20px;
  height: 20px;
  pointer-events: none;
}

/* Footer */
footer {
  background: var(--navbar-background-color);
  padding: 2rem 0;
  border-top: 2px dashed var(--border-color);
  transition: background var(--transition-medium);
}

footer section {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

footer .banner {
  display: flex;
  gap: 2rem;
  padding-bottom: 1rem;
}

footer .banner .icon {
  width: 30px;
  height: 30px;
}

footer .split {
  margin-top: 0;
  margin-bottom: 2rem;
  width: 100%;
  border-top: 2px dashed var(--border-color);
  align-self: stretch;
}

footer nav {
  display: flex;
  gap: 1rem;
  margin: 0 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

footer nav.links {
  margin-bottom: 2rem;
}

footer a,
footer span {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  color: var(--font-color-base);
  font-size: 0.9rem;
  text-decoration: none;
}

footer a:hover span {
  color: var(--footer-highlight);
}

footer a:hover {
  text-decoration: underline;
  text-decoration-thickness: 2px;
}

footer a.button:hover {
  text-decoration: none;
}

footer .ack-title {
  color: var(--font-color-base);
  font-style: italic;
  font-size: 1rem;
  font-weight: 600;
}

footer nav.ack {
  display: flex;
  gap: 1.5rem;
  max-width: 500px;
  padding: 1rem 0;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  border-top: 2px dashed var(--border-color);
}

footer nav.ack img {
  height: 22px;
  width: auto;
}

footer nav.ack img.special {
  filter: var(--footer-special-filter);
}

footer nav.ack a {
  font-size: 0.85rem;
}

footer .copyright {
  color: var(--font-color-muted);
  font-size: 0.85rem;
  margin-top: 1rem;
}

@media screen and (max-width: 700px) {
  footer nav.links {
    margin-bottom: 1rem;
  }

  footer nav.links .button.small {
    padding: 0.3rem 0.5rem;
  }

  footer nav.links .button.small span {
    font-size: 0.8rem;
  }
}

/* Utility Classes */
.text-center {
  text-align: center;
}

.mt-1 {
  margin-top: 1rem;
}

.mt-2 {
  margin-top: 2rem;
}

.mb-1 {
  margin-bottom: 1rem;
}

.mb-2 {
  margin-bottom: 2rem;
}