/*
 * PUXIN environmental design major
 * A studio tool map organized like an architectural program plan.
 */

:root {
  --env-ink: #071a1a;
  --env-forest: #0b3a32;
  --env-cyan: #22c7e8;
  --env-green: #2aa879;
  --env-blue: #3d82c4;
  --env-ochre: #c38e3c;
  --env-violet: #7767bd;
  --env-line: rgba(12, 36, 34, .15);
  --env-soft-line: rgba(12, 36, 34, .09);
  --env-utility: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

html {
  scroll-padding-top: 82px;
}

body.env-major-page {
  --puxin-page-cyan: var(--env-cyan);
  color: var(--puxin-page-text);
  background-color: var(--puxin-page-canvas);
  background-image:
    linear-gradient(rgba(60, 60, 67, .035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(60, 60, 67, .035) 1px, transparent 1px);
  background-size: 28px 28px;
  font-family: var(--puxin-page-font);
}

.env-skip-link {
  position: fixed;
  z-index: 3000;
  top: 8px;
  left: 10px;
  padding: 9px 13px;
  border-radius: 9px;
  color: #fff;
  background: var(--env-ink);
  font-size: 12px;
  font-weight: 850;
  text-decoration: none;
  transform: translateY(-150%);
  transition: transform .18s ease;
}

.env-skip-link:focus {
  transform: translateY(0);
}

.env-major-main {
  gap: 10px;
  padding-bottom: 18px;
}

.env-major-hero {
  min-height: 220px;
}

.env-major-hero .puxin-page-hero__media img {
  object-position: center 48%;
  filter: saturate(.72) contrast(1.03) brightness(.72);
}

.env-major-hero::after {
  background:
    linear-gradient(90deg, rgba(4, 21, 20, .97) 0%, rgba(4, 21, 20, .9) 39%, rgba(4, 21, 20, .42) 68%, rgba(4, 21, 20, .2) 100%),
    linear-gradient(180deg, rgba(3, 10, 18, .04), rgba(3, 16, 15, .34));
}

.env-major-hero .puxin-page-hero__copy {
  z-index: 2;
  top: 43%;
  width: min(650px, 56%);
}

.env-major-hero .puxin-page-kicker {
  color: #82e6f4;
}

.env-major-hero h1 {
  max-width: 600px;
  font-size: clamp(29px, 2.65vw, 39px);
  letter-spacing: -.045em;
}

.env-major-hero .puxin-page-hero__lede {
  max-width: 560px;
  color: rgba(255, 255, 255, .82);
  font-size: 12px;
}

.env-major-hero__prompt {
  margin: 9px 0 0;
  color: rgba(255, 255, 255, .54);
  font-family: var(--env-utility);
  font-size: 8px;
  font-weight: 720;
  letter-spacing: .07em;
  text-transform: uppercase;
}

.env-section-datum {
  position: absolute;
  z-index: 3;
  right: clamp(24px, 3.8vw, 54px);
  bottom: 12px;
  left: clamp(24px, 3.8vw, 54px);
  max-width: none;
  height: 46px;
  margin: 0;
  padding: 0;
  display: block;
  color: #fff;
}

.env-section-datum__head {
  height: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: rgba(255, 255, 255, .52);
  font-family: var(--env-utility);
  font-size: 7px;
  font-weight: 750;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.env-section-datum__head strong {
  color: #82e6f4;
  font-size: 8px;
}

.env-section-datum__track {
  position: relative;
  height: 32px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.env-section-datum__track::before {
  content: "";
  position: absolute;
  top: 5px;
  right: 0;
  left: 0;
  height: 1px;
  background: linear-gradient(90deg, rgba(130, 230, 244, .28), #82e6f4 18%, rgba(255, 255, 255, .58) 82%, rgba(255, 255, 255, .2));
  box-shadow: 0 0 12px rgba(34, 199, 232, .22);
  transform: scaleX(0);
  transform-origin: left center;
  animation: env-datum-draw .7s cubic-bezier(.22, 1, .36, 1) .12s forwards;
}

@keyframes env-datum-draw {
  to { transform: scaleX(1); }
}

.env-section-datum a {
  --datum-color: #82e6f4;
  position: relative;
  min-width: 0;
  padding: 13px 8px 0 14px;
  color: rgba(255, 255, 255, .72);
  font-size: 8px;
  font-weight: 780;
  line-height: 1.15;
  text-decoration: none;
  white-space: nowrap;
}

.env-section-datum a::before,
.env-section-datum a::after {
  content: "";
  position: absolute;
  left: 0;
}

.env-section-datum a::before {
  z-index: 1;
  top: 1px;
  width: 8px;
  height: 8px;
  border: 2px solid rgba(4, 21, 20, .9);
  border-radius: 50%;
  background: var(--datum-color);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, .54), 0 0 10px color-mix(in srgb, var(--datum-color) 62%, transparent);
}

.env-section-datum a::after {
  top: 0;
  width: 1px;
  height: 13px;
  background: rgba(255, 255, 255, .44);
}

.env-section-datum a:nth-child(2) { --datum-color: #77d7a9; }
.env-section-datum a:nth-child(3) { --datum-color: #88bcec; }
.env-section-datum a:nth-child(4) { --datum-color: #e4b66c; }

.env-section-datum a b {
  margin-right: 5px;
  color: var(--datum-color);
  font-family: var(--env-utility);
  font-size: 7px;
  letter-spacing: .05em;
}

.env-section-datum a:hover {
  color: #fff;
}

.env-section-datum a:hover::before {
  transform: scale(1.18);
}

.env-program-plan {
  position: absolute;
  z-index: 2;
  top: 50%;
  right: clamp(24px, 4vw, 58px);
  width: min(43%, 520px);
  padding: 11px;
  border: 1px solid rgba(255, 255, 255, .24);
  border-radius: 15px;
  color: #fff;
  background: rgba(5, 28, 26, .76);
  box-shadow: 0 18px 42px rgba(0, 0, 0, .28);
  backdrop-filter: blur(13px);
  -webkit-backdrop-filter: blur(13px);
  transform: translateY(-50%);
}

.env-program-plan__head,
.env-program-plan__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-family: var(--env-utility);
  font-size: 8px;
  font-weight: 760;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.env-program-plan__head {
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, .14);
  color: rgba(255, 255, 255, .62);
}

.env-program-plan__head strong {
  color: #85e8f6;
  font-size: 9px;
}

.env-program-plan__grid {
  position: relative;
  height: 116px;
  margin: 9px 0;
  padding: 6px;
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  grid-template-rows: repeat(4, minmax(0, 1fr));
  gap: 5px;
  border: 1px solid rgba(255, 255, 255, .13);
  border-radius: 10px;
  background-image:
    linear-gradient(rgba(255, 255, 255, .035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .035) 1px, transparent 1px);
  background-size: 18px 18px;
}

.env-program-zone {
  --zone-color: #63d6eb;
  position: relative;
  min-width: 0;
  padding: 6px 7px;
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--zone-color) 60%, transparent);
  border-radius: 7px;
  color: #fff;
  background: color-mix(in srgb, var(--zone-color) 14%, rgba(4, 24, 23, .88));
  text-decoration: none;
  transition: border-color .2s ease, background .2s ease, transform .2s ease;
}

.env-program-zone::before,
.env-program-zone::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.env-program-zone::before {
  top: 0;
  left: 0;
  width: 13px;
  height: 13px;
  border-top: 2px solid var(--zone-color);
  border-left: 2px solid var(--zone-color);
}

.env-program-zone::after {
  right: 5px;
  bottom: 5px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--zone-color);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--zone-color) 12%, transparent);
}

.env-program-zone:hover {
  border-color: var(--zone-color);
  background: color-mix(in srgb, var(--zone-color) 24%, rgba(4, 24, 23, .82));
  transform: translateY(-1px);
}

.env-program-zone b,
.env-program-zone span {
  display: block;
}

.env-program-zone b {
  color: var(--zone-color);
  font-family: var(--env-utility);
  font-size: 7px;
  letter-spacing: .08em;
}

.env-program-zone span {
  margin-top: 2px;
  overflow: hidden;
  font-size: 9px;
  font-weight: 820;
  line-height: 1.15;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.env-program-zone small {
  display: block;
  margin-top: 3px;
  color: rgba(255, 255, 255, .48);
  font-family: var(--env-utility);
  font-size: 6px;
}

.env-program-zone--form {
  grid-column: 1 / 4;
  grid-row: 1 / 3;
}

.env-program-zone--research {
  --zone-color: #64d39f;
  grid-column: 4 / 7;
  grid-row: 1 / 4;
}

.env-program-zone--space {
  --zone-color: #7eb2e2;
  grid-column: 1 / 5;
  grid-row: 3 / 5;
}

.env-program-zone--output {
  --zone-color: #e4b66c;
  grid-column: 5 / 7;
  grid-row: 4 / 5;
  padding-top: 4px;
}

.env-program-zone--output small {
  display: none;
}

.env-program-plan__foot {
  padding-top: 8px;
  border-top: 1px solid rgba(255, 255, 255, .14);
  color: rgba(255, 255, 255, .42);
}

.env-program-plan__foot strong {
  color: #7ce2b9;
  font-size: 8px;
}

.env-tool-map {
  overflow: hidden;
  padding: 0;
}

.env-tool-map__head {
  min-width: 0;
  padding: 13px 14px 11px;
  display: grid;
  grid-template-columns: minmax(300px, 1fr) auto;
  align-items: end;
  gap: 18px;
  border-bottom: 1px solid var(--env-soft-line);
}

.env-tool-map__head .puxin-section-heading {
  margin: 0;
}

.env-tool-map__head .puxin-section-heading h2 {
  margin-top: 3px;
  font-size: clamp(19px, 1.55vw, 24px);
}

.env-tool-map__head .puxin-section-heading p {
  max-width: 670px;
}

.env-zone-nav {
  max-width: none;
  height: auto;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, auto);
  gap: 5px;
}

.env-zone-nav a {
  min-height: 33px;
  padding: 0 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: 1px solid var(--env-line);
  border-radius: 9px;
  color: #61707f;
  background: #fff;
  font-size: 9px;
  font-weight: 800;
  text-decoration: none;
  white-space: nowrap;
}

.env-zone-nav a::before {
  content: attr(data-zone);
  color: #118fb0;
  font-family: var(--env-utility);
  font-size: 7px;
}

.env-zone-nav a:hover {
  border-color: rgba(12, 36, 34, .34);
  color: var(--env-ink);
  background: #f5faf9;
}

.env-zone-list {
  padding: 0 13px 13px;
}

.env-tool-zone {
  --zone-accent: var(--env-cyan);
  --zone-soft: #eaf9fc;
  min-width: 0;
  padding: 11px 0;
  display: grid;
  grid-template-columns: 165px minmax(0, 1fr);
  gap: 11px;
  scroll-margin-top: 82px;
  border-bottom: 1px solid var(--env-soft-line);
}

.env-tool-zone:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.env-tool-zone--research {
  --zone-accent: var(--env-green);
  --zone-soft: #ebf8f3;
}

.env-tool-zone--space {
  --zone-accent: var(--env-blue);
  --zone-soft: #edf5fc;
}

.env-tool-zone--output {
  --zone-accent: var(--env-ochre);
  --zone-soft: #fbf4e9;
}

.env-tool-zone__intro {
  position: relative;
  min-width: 0;
  min-height: 128px;
  padding: 12px;
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--zone-accent) 26%, var(--env-soft-line));
  border-radius: 12px;
  background: var(--zone-soft);
}

.env-tool-zone__intro::before,
.env-tool-zone__intro::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.env-tool-zone__intro::before {
  top: 0;
  left: 0;
  width: 34px;
  height: 34px;
  border-top: 3px solid var(--zone-accent);
  border-left: 3px solid var(--zone-accent);
  border-radius: 11px 0 0;
}

.env-tool-zone__intro::after {
  right: -16px;
  bottom: -16px;
  width: 62px;
  height: 62px;
  border: 1px solid color-mix(in srgb, var(--zone-accent) 22%, transparent);
  border-radius: 50%;
  box-shadow:
    0 0 0 9px color-mix(in srgb, var(--zone-accent) 6%, transparent),
    0 0 0 19px color-mix(in srgb, var(--zone-accent) 4%, transparent);
}

.env-tool-zone__code {
  color: var(--zone-accent);
  font-family: var(--env-utility);
  font-size: 8px;
  font-weight: 850;
  letter-spacing: .08em;
}

.env-tool-zone__intro h3 {
  margin: 7px 0 4px;
  color: var(--env-ink);
  font-size: 14px;
  font-weight: 900;
  line-height: 1.2;
}

.env-tool-zone__intro p {
  margin: 0;
  color: #667581;
  font-size: 8.5px;
  font-weight: 620;
  line-height: 1.48;
}

.env-tool-zone__count {
  position: absolute;
  left: 12px;
  bottom: 10px;
  color: #87939d;
  font-family: var(--env-utility);
  font-size: 7px;
  font-weight: 730;
}

.env-zone-tools {
  min-width: 0;
  display: grid;
  grid-template-columns: repeat(var(--zone-columns, 4), minmax(0, 1fr));
  gap: 8px;
}

.env-major-page .tool-card {
  position: relative;
  min-width: 0;
  min-height: 128px;
  padding: 10px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--env-soft-line);
  border-radius: 11px;
  color: var(--puxin-page-text);
  background: #fff;
  box-shadow: none;
  text-decoration: none;
  transform: none;
  transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}

.env-major-page .tool-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--zone-accent);
  opacity: .72;
}

.env-major-page .tool-card:hover {
  border-color: color-mix(in srgb, var(--zone-accent) 42%, var(--env-line));
  box-shadow: 0 10px 24px rgba(15, 23, 42, .09);
  transform: translateY(-2px);
}

.env-major-page .tool-header {
  min-width: 0;
  margin: 0 0 7px;
  display: flex;
  align-items: center;
  gap: 7px;
}

.env-major-page .tool-number {
  width: auto;
  height: auto;
  padding: 3px 5px;
  border-radius: 5px;
  color: color-mix(in srgb, var(--zone-accent) 74%, #11352f);
  background: var(--zone-soft);
  font-family: var(--env-utility);
  font-size: 7px;
  font-weight: 850;
}

.env-major-page .tool-icon {
  margin-left: auto;
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border: 1px solid var(--env-soft-line);
  border-radius: 7px;
  color: #4f6270;
  background: #f8fafb;
  font-size: 11px;
  filter: grayscale(.2);
}

.env-major-page .tool-card h4 {
  margin: 0 0 4px;
  color: var(--env-ink);
  font-size: 11px;
  font-weight: 880;
  line-height: 1.28;
}

.env-major-page .tool-card p {
  margin: 0;
  display: -webkit-box;
  overflow: hidden;
  color: #687684;
  font-size: 8.2px;
  font-weight: 580;
  line-height: 1.48;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.env-major-page .tool-card__foot {
  min-width: 0;
  margin-top: auto;
  padding-top: 7px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.env-major-page .tool-tag {
  max-width: calc(100% - 54px);
  margin: 0;
  padding: 3px 6px;
  overflow: hidden;
  border-radius: 5px;
  color: color-mix(in srgb, var(--zone-accent) 72%, #1d4039);
  background: var(--zone-soft);
  font-family: var(--env-utility);
  font-size: 6.5px;
  font-weight: 760;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.env-major-page .tool-card__action {
  color: #71808d;
  font-family: var(--env-utility);
  font-size: 6.5px;
  font-weight: 760;
  white-space: nowrap;
}

.env-major-page .tool-card:hover .tool-card__action {
  color: var(--zone-accent);
}

.env-major-page :is(a, button):focus-visible {
  outline: 3px solid rgba(34, 199, 232, .34);
  outline-offset: 2px;
}

.env-major-page .puxin-site-footer {
  position: relative;
  z-index: 1;
  padding: 0;
  border-top: 0;
  color: inherit;
  background: transparent;
  font-size: inherit;
  letter-spacing: 0;
  text-align: left;
}

.env-major-page .puxin-site-footer a {
  color: inherit;
}

@media (max-width: 1120px) {
  .env-program-plan {
    width: 45%;
  }

  .env-tool-zone {
    grid-template-columns: 150px minmax(0, 1fr);
  }

  .env-zone-tools {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 880px) {
  .env-major-hero {
    min-height: 232px;
  }

  .env-program-plan {
    right: 18px;
    width: 43%;
  }

  .env-program-zone small {
    display: none;
  }

  .env-tool-map__head {
    grid-template-columns: 1fr;
    align-items: start;
    gap: 10px;
  }

  .env-zone-nav {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .env-tool-zone {
    grid-template-columns: 1fr;
  }

  .env-tool-zone__intro {
    min-height: 0;
    padding-right: 130px;
  }

  .env-tool-zone__count {
    left: auto;
    right: 12px;
    top: 50%;
    bottom: auto;
    transform: translateY(-50%);
  }

  .env-section-datum a {
    padding-right: 3px;
    font-size: 7.5px;
  }
}

@media (max-width: 640px) {
  .env-major-main {
    width: min(100% - 16px, 1380px);
    padding-top: 8px;
  }

  .env-major-hero {
    min-height: 232px;
  }

  .env-major-hero::after {
    background: rgba(4, 21, 20, .82);
  }

  .env-major-hero .puxin-page-hero__copy {
    left: 20px;
    width: calc(100% - 40px);
  }

  .env-section-datum {
    right: 14px;
    bottom: 11px;
    left: 14px;
  }

  .env-section-datum__head span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .env-section-datum a {
    padding-left: 11px;
    overflow: hidden;
    font-size: 7px;
    text-overflow: ellipsis;
  }

  .env-section-datum a b {
    display: block;
    margin: 0 0 1px;
    font-size: 6px;
  }

  .env-program-plan {
    display: none;
  }

  .env-tool-map {
    border-radius: 14px;
  }

  .env-tool-map__head {
    padding: 12px;
  }

  .env-zone-nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .env-zone-nav a {
    min-height: 38px;
  }

  .env-zone-list {
    padding: 0 10px 10px;
  }

  .env-tool-zone__intro {
    padding-right: 96px;
  }

  .env-zone-tools {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 440px) {
  .env-zone-tools {
    grid-template-columns: 1fr;
  }

  .env-major-page .tool-card {
    min-height: 122px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .env-major-page *,
  .env-major-page *::before,
  .env-major-page *::after {
    scroll-behavior: auto !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }

  .env-section-datum__track::before {
    transform: scaleX(1);
  }
}