@use "sass:map";

@use "../abstracts/settings";
@use "../abstracts/themes";
@use "../abstracts/functions" as *;

// Global Styles
body {
  width: 100%;
  height: 100%;
  margin: 0 auto;
  scroll-behavior: smooth;

  font-family: settings.$font-stack-sans;
  font-kerning: normal;
  font-variant-ligatures: normal;
  font-feature-settings: "kern", "liga", "calt", "clig", "ss01";

  // global base font size:
  font-size: 0.975em;
  line-height: 1.5;

  // set themed lightbulb icons manually
  &.light button.dark-mode-toggle {
    background-image: url(themes.$icon-bulb-on);
  }

  &.dark button.dark-mode-toggle {
    background-image: url(themes.$icon-bulb-off);
  }
}

// need to set light/dark mode backgrounds outside of the body selector
@include themes.themed(background-color, "background-outer");

code,
pre,
.monospace {
  font-family: settings.$font-stack-mono;
  letter-spacing: normal;
}

// override above font-family if browser supports variable fonts
// https://caniuse.com/#feat=variable-fonts
@supports (font-variation-settings: normal) {
  body {
    font-family: settings.$font-stack-variable;
    font-optical-sizing: auto;
  }

  code,
  pre,
  .monospace {
    font-family: settings.$font-stack-mono-variable;
  }
}

// stretch background for entire width of content area
main {
  width: 100%;
  padding: 0 1.5em;

  @include themes.themed(color, "text");
  @include themes.themed(background-color, "background-inner");
}

// this is what's extended by different layouts (in ../pages)
div.layout {
  max-width: settings.$max-width;
  margin: 0 auto;
  display: block; // https://stackoverflow.com/questions/28794718/max-width-not-working-for-ie-11
}

a {
  text-decoration: none;
  background-position: 0% 100%;
  background-repeat: no-repeat;
  background-size: 0% settings.$link-underline-size;
  padding-bottom: settings.$link-underline-size;

  @include themes.themed(color, "links", ("background-size 0.25s ease-in-out"));

  // cool link underlines (via messy SCSS hacking):
  // https://www.dannyguo.com/blog/animated-multiline-link-underlines-with-css/
  @each $theme, $map in themes.$themes {
    @at-root body.#{$theme} #{&} {
      background-image: underline-hack(map-get($map, "links"));
    }
  }

  &:hover {
    background-size: 100% settings.$link-underline-size;
  }

  &.no-underline {
    background: none !important;
    padding-bottom: 0;
  }
}

b,
strong {
  letter-spacing: 0.008em; // not sure why the discrepancy between weights
}

blockquote {
  margin-left: 0;
  padding-left: 1.5em;
  border-left: 3px solid;

  @include themes.themed(color, "medium-dark");
  @include themes.themed(border-color, "links");
}

hr {
  margin: 1.5em auto;
  height: 2px;
  border: 0;

  @include themes.themed(background-color, "light");
}

// make SVG twemojis relative to surrounding text
// https://github.com/twitter/twemoji#inline-styles
img.emoji {
  height: 1.2em;
  width: 1.2em;
  margin: 0 0.05em;
  vertical-align: -0.22em;
  border: 0;
  display: inline-block;

  // have cursor act like it's hovering a regular unicode emoji, especially since twemojis can still be copied/pasted
  cursor: text;
}

// need to manually unset text cursor above when emoji's within a link
a img.emoji {
  cursor: inherit;
}

// Responsive
@mixin responsive() {
  body {
    // Safari iOS menu bar reappears below 44px:
    // https://www.eventbrite.com/engineering/mobile-safari-why/
    padding-bottom: 45px !important;

    // Allows you to scroll below the viewport; default value is visible
    overflow-y: scroll;
  }

  main {
    padding-left: 1.25em;
    padding-right: 1.25em;
  }
}