/* PREP4STEP grammar Practice Center only; the retired internal exam UI was removed in 4.0.0. */

:root {
  --seg-green-950: #062f2a;
  --seg-green-900: #083d36;
  --seg-green-800: #0d5046;
  --seg-green-700: #116557;
  --seg-green-100: #e7f3ef;
  --seg-green-50: #f2f8f6;
  --seg-cream: #fffaf0;
  --seg-cream-2: #f6f0e4;
  --seg-gold: #c49a50;
  --seg-gold-light: #ead39f;
  --seg-ink: #17312c;
  --seg-muted: #6d7f79;
  --seg-line: #e5ded2;
  --seg-white: #fff;
  --seg-danger: #b85959;
  --seg-shadow-sm: 0 10px 30px rgba(7, 59, 53, 0.06);
  --seg-shadow-lg: 0 30px 90px rgba(4, 39, 34, 0.15);
}

.see-grammar-library {
  color: var(--seg-ink);
  font-family: Tahoma, "Segoe UI", Arial, sans-serif;
  margin-inline: auto;
  max-width: 1240px;
  padding: 24px 18px 60px;
  width: 100%;
}

.see-grammar-library * {
  font-family: inherit !important;
}

.see-grammar-library * {
  box-sizing: border-box;
}

.see-grammar-library a {
  text-decoration: none;
}

.see-grammar-library button {
  font: inherit;
}

.see-grammar-library a:focus-visible {
  outline: 3px solid rgba(201, 154, 61, 0.55);
  outline-offset: 3px;
}

.see-grammar-kicker {
  color: var(--seg-gold-light);
  display: block;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.see-grammar-library-hero {
  align-items: center;
  background:
    radial-gradient(circle at 12% 12%, rgba(235, 205, 139, 0.22), transparent 29%),
    linear-gradient(135deg, var(--seg-green-950), var(--seg-green-800));
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 32px;
  box-shadow: var(--seg-shadow-lg);
  color: var(--seg-white);
  display: grid;
  gap: 34px;
  grid-template-columns: minmax(0, 1fr) 260px;
  overflow: hidden;
  padding: 48px;
  position: relative;
}

.see-grammar-library-hero::after {
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  content: "";
  height: 330px;
  left: -120px;
  position: absolute;
  top: -170px;
  width: 330px;
}

.see-grammar-library-hero > * {
  position: relative;
  z-index: 1;
}

.see-grammar-library-hero h1 {
  color: var(--seg-white);
  font-size: clamp(36px, 5vw, 62px);
  line-height: 1.18;
  margin: 12px 0 13px;
}

.see-grammar-library-hero p {
  color: #d8e8e3;
  font-size: 18px;
  line-height: 1.9;
  margin: 0;
  max-width: 720px;
}

.see-grammar-hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 24px;
}

.see-grammar-hero-facts span {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 999px;
  color: #e7f0ed;
  font-size: 13px;
  font-weight: 700;
  padding: 8px 13px;
}

.see-grammar-hero-score {
  align-items: center;
  aspect-ratio: 1;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.04));
  border: 1px solid rgba(235, 205, 139, 0.28);
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  justify-self: end;
  text-align: center;
  width: 230px;
}

.see-grammar-hero-score strong {
  color: var(--seg-gold-light);
  font-family: Georgia, serif;
  font-size: 76px;
  line-height: 0.9;
}

.see-grammar-hero-score span {
  color: #d9e7e3;
  direction: ltr;
  font-size: 13px;
  margin-top: 13px;
}

.see-grammar-hero-score small {
  color: #eef5f2;
  font-size: 11px;
  font-weight: 800;
  margin-top: 7px;
}

.see-grammar-learning-mode {
  background: var(--seg-white);
  border: 1px solid var(--seg-line);
  border-radius: 23px;
  box-shadow: var(--seg-shadow-sm);
  display: grid;
  gap: 0;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 18px;
  overflow: hidden;
}

.see-grammar-learning-mode > div {
  border-inline-start: 1px solid var(--seg-line);
  padding: 22px;
}

.see-grammar-learning-mode > div:first-child {
  border-inline-start: 0;
}

.see-grammar-learning-mode > div > span {
  color: var(--seg-gold);
  direction: ltr;
  display: block;
  font-family: Georgia, serif;
  font-size: 13px;
  font-weight: 800;
}

.see-grammar-learning-mode strong {
  color: var(--seg-green-950);
  display: block;
  font-size: 16px;
  margin-top: 6px;
}

.see-grammar-learning-mode p {
  color: var(--seg-muted);
  font-size: 12px;
  line-height: 1.75;
  margin: 5px 0 0;
}

.see-grammar-section-heading {
  align-items: end;
  display: flex;
  gap: 24px;
  justify-content: space-between;
  margin: 48px 3px 20px;
}

.see-grammar-section-heading span {
  color: var(--seg-green-700);
  display: block;
  font-size: 13px;
  font-weight: 900;
}

.see-grammar-section-heading h2 {
  color: var(--seg-green-950);
  font-size: 28px;
  line-height: 1.4;
  margin: 5px 0 0;
}

.see-grammar-section-heading > a {
  color: var(--seg-green-700);
  font-size: 14px;
  font-weight: 800;
}

.see-grammar-grid {
  display: grid;
  gap: 17px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.see-grammar-card {
  background: var(--seg-white);
  border: 1px solid var(--seg-line);
  border-radius: 23px;
  box-shadow: var(--seg-shadow-sm);
  display: flex;
  flex-direction: column;
  min-height: 330px;
  overflow: hidden;
  padding: 22px;
  position: relative;
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.see-grammar-card.is-active:hover {
  border-color: #c6dbd3;
  box-shadow: 0 18px 42px rgba(6, 47, 43, 0.11);
  transform: translateY(-4px);
}

.see-grammar-card.is-active::before {
  background: linear-gradient(90deg, var(--seg-green-700), var(--seg-gold));
  content: "";
  height: 4px;
  inset: 0 0 auto;
  position: absolute;
}

.see-grammar-card.is-locked {
  background: #fafbf9;
  box-shadow: none;
}

.see-grammar-card-top {
  align-items: center;
  display: flex;
  gap: 12px;
  justify-content: space-between;
}

.see-grammar-exam-number {
  color: #9aa9a5;
  direction: ltr;
  font-family: Georgia, serif;
  font-size: 15px;
  font-weight: 700;
}

.see-grammar-card-status {
  background: var(--seg-green-50);
  border-radius: 999px;
  color: var(--seg-green-700);
  font-size: 11px;
  font-weight: 800;
  padding: 6px 10px;
}

.see-grammar-card.is-locked .see-grammar-card-status {
  background: #f0f2f1;
  color: #87938f;
}

.see-grammar-card-icon {
  align-items: center;
  background: linear-gradient(135deg, var(--seg-green-950), var(--seg-green-700));
  border-radius: 16px;
  color: var(--seg-gold-light);
  direction: ltr;
  display: flex;
  font-family: Georgia, serif;
  font-size: 21px;
  font-weight: 700;
  height: 50px;
  justify-content: center;
  margin-top: 25px;
  width: 50px;
}

.see-grammar-card.is-locked .see-grammar-card-icon {
  background: #edf1ef;
  color: #84908d;
  filter: grayscale(1);
  font-family: Arial, sans-serif;
  font-size: 17px;
}

.see-grammar-card h3 {
  color: var(--seg-green-950);
  font-size: 20px;
  margin: 17px 0 6px;
}

.see-grammar-card p {
  color: var(--seg-muted);
  font-size: 14px;
  line-height: 1.8;
  margin: 0;
}

.see-grammar-card-meta {
  display: flex;
  gap: 8px;
  margin: 17px 0;
}

.see-grammar-card-meta span {
  background: var(--seg-cream);
  border-radius: 8px;
  color: #6f756f;
  font-size: 11px;
  padding: 6px 9px;
}

.see-grammar-card-action {
  align-items: center;
  background: var(--seg-green-950);
  border-radius: 12px;
  color: var(--seg-white);
  display: flex;
  font-size: 14px;
  font-weight: 800;
  gap: 10px;
  justify-content: center;
  margin-top: auto;
  min-height: 45px;
  padding: 11px 15px;
  transition: background 150ms ease, transform 150ms ease;
}

.see-grammar-card-action:hover {
  background: var(--seg-green-700);
  color: var(--seg-white);
  transform: translateY(-1px);
}

.see-grammar-card-action.is-disabled {
  background: #eef1f0;
  color: #919c99;
  cursor: not-allowed;
}

@media (max-width: 980px) {
  .see-grammar-library-hero {
    grid-template-columns: 1fr;
  }

  .see-grammar-hero-score {
    display: none;
  }

  .see-grammar-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  .see-grammar-library {
    padding: 13px 10px 42px;
  }

  .see-grammar-library-hero {
    border-radius: 23px;
    padding: 30px 22px;
  }

  .see-grammar-library-hero h1 {
    font-size: 38px;
  }

  .see-grammar-library-hero p {
    font-size: 15px;
  }

  .see-grammar-section-heading {
    align-items: start;
    flex-direction: column;
    margin-top: 34px;
  }

  .see-grammar-section-heading h2 {
    font-size: 23px;
  }

  .see-grammar-grid {
    grid-template-columns: 1fr;
  }

  .see-grammar-learning-mode {
    grid-template-columns: 1fr;
  }

  .see-grammar-learning-mode > div {
    border-inline-start: 0;
    border-top: 1px solid var(--seg-line);
  }

  .see-grammar-learning-mode > div:first-child {
    border-top: 0;
  }

  .see-grammar-card {
    min-height: 310px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .see-grammar-library * {
    animation-duration: 0.01ms !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}

.see-grammar-library {
  --seg-shadow-sm: 0 10px 30px rgba(7,59,53,.06);
  --seg-shadow-lg: 0 28px 72px rgba(7,59,53,.13);
}

.see-grammar-library-hero { background: radial-gradient(circle at 12% 12%,rgba(235,205,139,.22),transparent 29%),linear-gradient(135deg,var(--seg-green-950),var(--seg-green-800)); }

.see-grammar-card { border-color: var(--seg-line); box-shadow: var(--seg-shadow-sm); }

.see-grammar-card-action { background: linear-gradient(135deg,var(--seg-green-700),var(--seg-green-900)); }

.see-grammar-card-action:hover { box-shadow: 0 13px 28px rgba(7,59,53,.17); }

.see-grammar-card.is-completed .see-grammar-card-status { background: var(--seg-green-50); color: var(--seg-green-700); }

:root {
  --seg-bg:#0f1614;
  --seg-panel:#062322;
  --seg-panel-2:#1f2927;
  --seg-panel-3:#25322f;
  --seg-lime:#12b96a;
  --seg-violet:#d8a63a;
  --seg-violet-light:#f2ad1d;
  --seg-coral:#ff6f78;
  --seg-text:#f9fdfc;
  --seg-muted:#98a8a4;
  --seg-line:rgba(255,255,255,.09);
  --seg-shadow-sm:0 15px 42px rgba(0,0,0,.18);
  --seg-shadow-lg:0 28px 80px rgba(0,0,0,.30);
}

.see-grammar-library {
  background:radial-gradient(circle at 86% 0%,rgba(216,166,58,.13),transparent 27rem),#0f1614;
  box-shadow:0 0 0 100vmax #0f1614;
  clip-path:inset(0 -100vmax);
  color:var(--seg-text);
}

.see-grammar-library :is(h1,h2,h3,h4,strong) { color:var(--seg-text); }

.see-grammar-library :is(p,small) { color:var(--seg-muted); }

.see-grammar-kicker { color:var(--seg-lime) !important; }

.see-grammar-library-hero {
  background:radial-gradient(circle at 15% 12%,rgba(216,166,58,.22),transparent 30%),linear-gradient(145deg,#21332e,#192321) !important;
  border:1px solid rgba(216,166,58,.17) !important;
  box-shadow:var(--seg-shadow-lg) !important;
  color:#fff !important;
}

.see-grammar-library-hero h1 { color:#fff !important; }

.see-grammar-library-hero p { color:#acb8b5 !important; }

.see-grammar-hero-facts span { background:rgba(255,255,255,.05) !important; border-color:rgba(255,255,255,.09) !important; color:#bdc9c6 !important; }

.see-grammar-hero-score { background:linear-gradient(145deg,rgba(216,166,58,.18),rgba(18,185,106,.06)) !important; border-color:rgba(247,226,178,.18) !important; }

.see-grammar-hero-score strong { color:var(--seg-lime) !important; }

.see-grammar-learning-mode,
.see-grammar-card {
  background:linear-gradient(145deg,#1f2927,#192321) !important;
  border-color:var(--seg-line) !important;
  box-shadow:var(--seg-shadow-sm) !important;
}

.see-grammar-learning-mode > div { border-color:var(--seg-line) !important; }

.see-grammar-learning-mode > div > span,.see-grammar-exam-number,.see-grammar-card-icon {
  background:rgba(216,166,58,.13) !important;
  border-color:rgba(216,166,58,.18) !important;
  color:var(--seg-violet-light) !important;
}

.see-grammar-section-heading > div > span { color:var(--seg-lime) !important; }

.see-grammar-section-heading h2,.see-grammar-card h3 { color:var(--seg-text) !important; }

.see-grammar-section-heading a { background:#1f2927 !important; border-color:var(--seg-line) !important; color:#bdc9c6 !important; }

.see-grammar-card:hover { border-color:rgba(18,185,106,.22) !important; box-shadow:0 22px 55px rgba(0,0,0,.25) !important; }

.see-grammar-card-status { background:rgba(216,166,58,.10) !important; color:var(--seg-violet-light) !important; }

.see-grammar-card.is-completed .see-grammar-card-status { background:rgba(18,185,106,.08) !important; color:var(--seg-lime) !important; }

.see-grammar-card-meta span { background:#17201e !important; border-color:rgba(255,255,255,.07) !important; color:#91a19d !important; }

.see-grammar-card-action {
  background:var(--seg-lime) !important;
  border-color:var(--seg-lime) !important;
  box-shadow:0 12px 28px rgba(18,185,106,.13) !important;
  color:#001010 !important;
}

.see-grammar-card-action:hover { box-shadow:0 16px 38px rgba(18,185,106,.22) !important; }

.see-grammar-card.is-locked {
  background:#17201e !important;
  border-color:rgba(255,255,255,.07) !important;
}

.see-grammar-card.is-locked { opacity:.64; }

.see-grammar-card.is-locked .see-grammar-card-status,
.see-grammar-card.is-locked .see-grammar-card-icon,
.see-grammar-card-action.is-disabled { background:#143431 !important; color:#798c87 !important; }