/* main/static/main/css/about_us/our_history.css */

/* ================================================================
   PAGE RESET
   ================================================================ */

html,
body {
  width: 100%;
  min-height: 100%;
}

body.is-history-page {
  width: 100%;
  min-height: 100vh;
  min-height: 100svh;

  margin: 0;
  padding: 0;

  overflow-x: hidden;

  background: #050d15;
}

/*
 * Remove width restrictions inherited from the base template.
 * These rules are scoped only to the history page.
 */
body.is-history-page main,
body.is-history-page main > * {
  width: 100%;
  max-width: none;
  min-width: 0;

  margin: 0;
  padding: 0;
}

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


/* ================================================================
   TIMELINE SECTION
   ================================================================ */

.diaspora-timeline {
  --timeline-bg: #050d15;
  --timeline-text: #f4f7fa;
  --timeline-muted: #bac3cc;
  --timeline-line: rgba(255, 255, 255, 0.48);

  position: relative;
  isolation: isolate;

  display: flex;
  align-items: stretch;

  width: 100%;
  max-width: 100%;
  min-width: 0;

  min-height: 100vh;
  min-height: 100svh;

  margin: 0;

  padding:
    clamp(54px, 7vh, 90px)
    clamp(22px, 4.5vw, 90px)
    clamp(64px, 8vh, 110px);

  overflow: hidden;

  color: var(--timeline-text);

  background:
    radial-gradient(
      circle at 50% 0%,
      rgba(30, 70, 90, 0.18),
      transparent 45%
    ),
    linear-gradient(
      145deg,
      #07121d 0%,
      var(--timeline-bg) 52%,
      #02070c 100%
    );

  font-family:
    Geneva,
    Tahoma,
    Verdana,
    sans-serif;
}


/* ================================================================
   BACKGROUND WATERMARK
   ================================================================ */

.diaspora-timeline::before {
  content: "LMD USA";

  position: absolute;
  top: 55%;
  left: 50%;
  z-index: -1;

  color: rgba(255, 255, 255, 0.025);

  font-size: clamp(7rem, 18vw, 19rem);
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.08em;
  white-space: nowrap;

  transform:
    translate(-50%, -50%)
    rotate(-7deg);

  pointer-events: none;
}


/* ================================================================
   INNER LAYOUT
   ================================================================ */

.diaspora-timeline__inner {
  display: flex;
  flex: 1 1 auto;
  flex-direction: column;
  justify-content: center;

  /*
   * This gap provides consistent spacing between the header
   * and the ordered timeline list.
   */
  gap: clamp(60px, 8vh, 105px);

  width: 100%;
  max-width: 1600px;
  min-width: 0;

  margin-inline: auto;
}


/* ================================================================
   HEADER
   ================================================================ */

.diaspora-timeline__header {
  width: 100%;
  max-width: 920px;

  margin: 0 auto;

  text-align: center;
}

.diaspora-timeline__heading {
  margin: 0;

  color: grey;

  font-size: clamp(1.35rem, 2.55vw, 2.75rem);
  font-weight: 850;
  line-height: 1.2;
  letter-spacing: 0.015em;
  text-transform: uppercase;
}

.diaspora-timeline__intro {
  max-width: 760px;

  margin: 16px auto 2rem;

  /* color: #ffffff; */
  color: rgb(178, 170, 170);

  font-size: clamp(0.92rem, 1.25vw, 1.15rem);
  line-height: 1.7;
}


/* ================================================================
   DESKTOP TIMELINE GRID
   ================================================================ */

.diaspora-timeline__list {
  display: grid;
  grid-template-columns:
    repeat(6, minmax(0, 1fr));
  align-items: start;

  width: 100%;
  min-width: 0;

  margin: 0;
  padding: 0;

  list-style: none;
  margin-bottom: 15em;
}

.diaspora-timeline__item {
  position: relative;

  width: 100%;
  min-width: 0;

  padding: 0;
}

/* Alternating high/low presentation */

.diaspora-timeline__item:nth-child(even) {
  padding-top: clamp(68px, 9vh, 115px);
}

.diaspora-timeline__card {
  position: relative;

  width: 100%;
  min-width: 0;
  min-height: clamp(225px, 30vh, 300px);

  padding:
    0
    clamp(16px, 1.5vw, 30px)
    24px;

  text-align: center;
}


/* ================================================================
   VERTICAL SEPARATORS
   ================================================================ */

.diaspora-timeline__item:not(:last-child)
.diaspora-timeline__card::after {
  content: "";

  position: absolute;
  top: 8px;
  right: 0;

  width: 1px;
  height: calc(100% - 16px);

  background:
    linear-gradient(
      to bottom,
      transparent,
      var(--timeline-line) 14%,
      var(--timeline-line) 86%,
      transparent
    );
}


/* ================================================================
   YEAR
   ================================================================ */

.diaspora-timeline__year-row {
  display: flex;
  align-items: flex-end;
  justify-content: center;

  width: 100%;

  margin-bottom: 18px;
}

.diaspora-timeline__number {
  max-width: 100%;

  font-size: clamp(2.7rem, 4vw, 4.75rem);
  font-weight: 900;
  line-height: 0.9;
  letter-spacing: -0.055em;
  text-transform: uppercase;
  white-space: nowrap;
}


/* ================================================================
   MILESTONE COLORS
   ================================================================ */

.diaspora-timeline__item:nth-child(1)
.diaspora-timeline__number {
  color: #ee3f68;
}

.diaspora-timeline__item:nth-child(2)
.diaspora-timeline__number {
  color: #ed8064;
}

.diaspora-timeline__item:nth-child(3)
.diaspora-timeline__number {
  color: #47d5e5;
}

.diaspora-timeline__item:nth-child(4)
.diaspora-timeline__number {
  color: #be65b5;
}

.diaspora-timeline__item:nth-child(5)
.diaspora-timeline__number {
  color: #67cb87;
}

.diaspora-timeline__item:nth-child(6)
.diaspora-timeline__number {
  color: #2EB2F8;
}


/* ================================================================
   MILESTONE TEXT
   ================================================================ */

.diaspora-timeline__text {
  width: 100%;
  max-width: 235px;

  margin: 0 auto;

  color: #ffffff;

  font-size: clamp(0.82rem, 0.88vw, 1rem);
  line-height: 1.65;

  overflow-wrap: break-word;
}


/* ================================================================
   EXTRA-LARGE SCREENS
   ================================================================ */

@media (min-width: 1600px) {
  .diaspora-timeline {
    padding-inline:
      clamp(70px, 5vw, 120px);
  }

  .diaspora-timeline__inner {
    max-width: 1650px;
  }

  .diaspora-timeline__header {
    max-width: 960px;
  }

  .diaspora-timeline__text {
    max-width: 255px;
  }

  .diaspora-timeline__card {
    padding-inline:
      clamp(22px, 1.4vw, 38px);
  }
}


/* ================================================================
   SHORT DESKTOP VIEWPORTS
   ================================================================ */

@media (min-width: 1101px) and (max-height: 780px) {
  .diaspora-timeline {
    padding-block:
      38px
      54px;
  }

  .diaspora-timeline__inner {
    gap: 48px;
  }

  .diaspora-timeline__item:nth-child(even) {
    padding-top: 52px;
  }

  .diaspora-timeline__card {
    min-height: 210px;
  }

  .diaspora-timeline__number {
    font-size: clamp(2.5rem, 3.65vw, 4.15rem);
  }

  .diaspora-timeline__text {
    font-size: clamp(0.78rem, 0.82vw, 0.92rem);
  }
}


/* ================================================================
   TABLET AND MEDIUM SCREENS
   ================================================================ */

@media (min-width: 701px) and (max-width: 1100px) {
  .diaspora-timeline {
    padding:
      58px
      clamp(20px, 5vw, 52px)
      72px;
  }

  .diaspora-timeline__inner {
    justify-content: flex-start;

    gap: 58px;

    max-width: 960px;
  }

  .diaspora-timeline__list {
    grid-template-columns:
      repeat(3, minmax(0, 1fr));

    row-gap: 54px;
  }

  .diaspora-timeline__item,
  .diaspora-timeline__item:nth-child(even) {
    padding-top: 0;
  }

  /*
   * Lower the middle item in each three-column row.
   */
  .diaspora-timeline__item:nth-child(2),
  .diaspora-timeline__item:nth-child(5) {
    padding-top: 72px;
  }

  .diaspora-timeline__card {
    min-height: 235px;

    padding-inline:
      clamp(16px, 2.5vw, 30px);
  }

  /*
   * Remove the separator at the end of each row.
   */
  .diaspora-timeline__item:nth-child(3n)
  .diaspora-timeline__card::after {
    display: none;
  }

  .diaspora-timeline__number {
    font-size: clamp(2.8rem, 7vw, 4.3rem);
  }

  .diaspora-timeline__text {
    max-width: 250px;

    font-size: 0.92rem;
  }
}


/* ================================================================
   MOBILE TIMELINE
   ================================================================ */

@media (max-width: 700px) {
  .diaspora-timeline {
    align-items: flex-start;

    min-height: 100vh;
    min-height: 100svh;

    padding:
      48px
      18px
      60px;
  }

  .diaspora-timeline__inner {
    justify-content: flex-start;

    gap: 42px;

    width: 100%;
    max-width: 620px;
  }

  .diaspora-timeline__heading {
    font-size: clamp(1.25rem, 6vw, 1.7rem);
  }

  .diaspora-timeline__intro {
    font-size: 0.92rem;
    line-height: 1.65;
  }

  .diaspora-timeline__list {
    position: relative;

    display: grid;
    grid-template-columns: 1fr;
    row-gap: 0;

    width: 100%;
    max-width: 620px;

    margin-inline: auto;
    padding-left: 42px;
  }

  /* Continuous mobile timeline line */

  .diaspora-timeline__list::before {
    content: "";

    position: absolute;
    top: 10px;
    bottom: 10px;
    left: 15px;

    width: 2px;

    background:
      linear-gradient(
        to bottom,
        transparent,
        rgba(255, 255, 255, 0.42) 6%,
        rgba(255, 255, 255, 0.42) 94%,
        transparent
      );
  }

  .diaspora-timeline__item,
  .diaspora-timeline__item:nth-child(even),
  .diaspora-timeline__item:nth-child(2),
  .diaspora-timeline__item:nth-child(5) {
    padding-top: 0;
  }

  .diaspora-timeline__card {
    min-height: 0;

    padding:
      0
      0
      44px;

    text-align: left;
  }

  .diaspora-timeline__item:last-child
  .diaspora-timeline__card {
    padding-bottom: 0;
  }

  .diaspora-timeline__item:not(:last-child)
  .diaspora-timeline__card::after {
    display: none;
  }

  /* Colored mobile milestone marker */

  .diaspora-timeline__card::before {
    content: "";

    position: absolute;
    top: 8px;
    left: -34px;

    width: 15px;
    height: 15px;

    background: #07121d;

    border: 4px solid currentColor;
    border-radius: 50%;

    box-shadow:
      0 0 0 4px
      rgba(255, 255, 255, 0.05);
  }

  .diaspora-timeline__item:nth-child(1)
  .diaspora-timeline__card {
    color: #ee3f68;
  }

  .diaspora-timeline__item:nth-child(2)
  .diaspora-timeline__card {
    color: #ed8064;
  }

  .diaspora-timeline__item:nth-child(3)
  .diaspora-timeline__card {
    color: #47d5e5;
  }

  .diaspora-timeline__item:nth-child(4)
  .diaspora-timeline__card {
    color: #be65b5;
  }

  .diaspora-timeline__item:nth-child(5)
  .diaspora-timeline__card {
    color: #67cb87;
  }

  .diaspora-timeline__item:nth-child(6)
  .diaspora-timeline__card {
    color: #2eb2fb;
  }

  .diaspora-timeline__year-row {
    justify-content: flex-start;

    margin-bottom: 13px;
  }

  .diaspora-timeline__number {
    font-size: clamp(2.7rem, 13vw, 3.35rem);
  }

  .diaspora-timeline__text {
    max-width: 520px;

    margin: 0;

    color: #eef2f5;

    font-size: 0.86rem;
    line-height: 1.65;
  }
}


/* ================================================================
   VERY SMALL SCREENS
   ================================================================ */

@media (max-width: 380px) {
  .diaspora-timeline {
    padding:
      42px
      13px
      52px;
  }

  .diaspora-timeline__inner {
    gap: 36px;
  }

  .diaspora-timeline__list {
    padding-left: 36px;
  }

  .diaspora-timeline__list::before {
    left: 13px;
  }

  .diaspora-timeline__card::before {
    left: -29px;
  }

  .diaspora-timeline__number {
    font-size: 2.72rem;
  }
}


/* ================================================================
   REDUCED MOTION
   ================================================================ */

@media (prefers-reduced-motion: reduce) {
  .diaspora-timeline *,
  .diaspora-timeline *::before,
  .diaspora-timeline *::after {
    scroll-behavior: auto;
  }
}