@import "../css/color_palette.css";
@import "../css/button.css";
@import "../css/navbar.css";
@import "../css/dark_theme.css";
@import "../css/shadow.css";
@import "../css/page_swap.css";
@import "../css/font.css";

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

:root {
  --r-sm: 2px;
  --r-base: 4px;
  --r-md: 6px;
  --r-lg: 8px;
  --r-xl: 12px;
  --r-pill: 9999px;

  --unit: 8px;
  --gutter: 24px;
  --margin-mobile: 24px;
  --margin-desktop: 64px;
  --problem-padding: 40px;
  --xs: 4px;
  --sm: 8px;
  --md: 16px;
  --lg: 24px;
  --xl: 32px;
  --x2l: 40px;
  --x3l: 48px;
  --x5l: 32px;

  --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.08);
}

:root {
  scroll-behavior: smooth;
}

html,
body {
  margin: 0;
  padding: 0;
  overflow-x: hidden;
  min-height: 100vh;
  min-height: 100dvh;

  display: flex;
  flex-direction: column;
}

.center-container {
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 50;

  position: relative;
}

.screen {
  display: none;
}

.screen.active {
  display: flex;
  flex: 1;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;

  width: 100%;
  min-height: 100vh;
  min-height: 100dvh;

  margin: 0 auto;
  padding: 0 var(--margin-mobile);

  @media (min-width: 650px) {
    padding: var(--xl) var(--margin-desktop);
  }
}

.main-slide-show {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  font-family: var(--font-primary);
  @media (min-width: 720px) {
    padding-left: 0;
    padding-right: 0;
  }
}

/* ---------- shared card ---------- */
.card {
  background: var(--paper-bg);
  border: 1px solid var(--footer-border);
  border-radius: var(--lg);
  padding: var(--lg);
  color: var(--card-text-color);
}

/* Untuk Footer */

.app-footer {
  background: var(--footer-bg);
  color: var(--footer-text-primary);
  padding: 20px 40px;
  text-align: center;

  position: sticky;
  width: 100%;
  bottom: 0;
}

.app-footer-links {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin: 0 auto 8px auto;
}

.app-footer-links a {
  color: var(--footer-text-primary);
  font-size: 20px;
  transition: color 0.2s ease;
}

.app-footer-links a:hover {
  color: var(--footer-text-primary);
}

.app-footer-copy {
  font-size: 12px;
  color: var(--footer-text-primary);
}

@media (min-width: 720px) {
  .app-footer-inner {
    padding: var(--lg) var(--margin-desktop);
  }
}


/* <!-- Example --> */

.material-symbols-outlined {
    font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
    display: inline-block;
    vertical-align: middle;
}
.kontora-anchor {
    font-weight: 900;
    letter-spacing: 0.03em;
}
.math-tex {
    font-family: 'Times New Roman', serif;
    font-style: italic;
}
.problem-card {
    box-shadow: none;
    transition: all 0.3s ease;
}