/* IvyHub site styles. Replaces the Astra theme + Elementor CSS. */

:root {
  --green: #25976c;
  --green-dark: #1d7a57;
  --text: #222;
  --muted-bg: #f5f5f5;
  --footer-bg: #191919;
  --footer-text: #d3d3d3;
  --wrap: 1140px;
  --gutter: 10px;
  --heading: "Montserrat", sans-serif;
  --body: "Noto Sans", sans-serif;
}

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

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: #fff;
}

img { max-width: 100%; height: auto; vertical-align: middle; border: 0; }

a { color: var(--green); text-decoration: none; }
a:hover, a:focus-visible { color: var(--green-dark); }

h1, h2, h3, h6 { font-family: var(--heading); font-weight: 700; margin: 0; }
h1 { line-height: 1.2; }
h2 { line-height: 1.4; }
h3 { line-height: 1.4; }

p { margin: 0 0 1.6em; }

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0);
  white-space: nowrap; border: 0;
}

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  padding: 10px 16px; background: #fff; color: var(--text);
}
.skip-link:focus { left: 8px; top: 8px; }

/* ---------- header ---------- */

.site-header { background: #fff; position: relative; z-index: 10; }

.header-inner {
  max-width: 1240px;
  margin: 0 auto;
  padding: 16px 20px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
}

.logo { display: block; line-height: 0; }
.logo img { width: 209px; height: 56px; }

.site-nav ul { list-style: none; margin: 0; padding: 0; display: flex; }
.site-nav a {
  display: block;
  padding: 0 16px;
  line-height: 56px;
  color: var(--text);
}
.site-nav a:hover, .site-nav a:focus-visible, .site-nav a[aria-current="page"] { color: var(--green); }

.menu-toggle {
  display: none;
  width: 45px; height: 47px;
  padding: 0;
  border: 0; border-radius: 2px;
  background: var(--green);
  cursor: pointer;
  align-items: center; justify-content: center;
  text-transform: uppercase;   /* matches the old theme: hidden label reads MAIN MENU */
}
.menu-bars, .menu-bars::before, .menu-bars::after {
  display: block;
  width: 18px; height: 2px;
  background: #fff;
  transition: transform .2s, background-color .2s;
}
.menu-bars { position: relative; }
.menu-bars::before, .menu-bars::after { content: ""; position: absolute; left: 0; }
.menu-bars::before { top: -6px; }
.menu-bars::after { top: 6px; }
.menu-toggle[aria-expanded="true"] .menu-bars { background: transparent; }
.menu-toggle[aria-expanded="true"] .menu-bars::before { transform: translateY(6px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] .menu-bars::after { transform: translateY(-6px) rotate(-45deg); }

@media (max-width: 1120px) {
  .header-inner { padding: 15px 20px; }
  .menu-toggle { display: flex; }
  .site-nav { display: none; flex: 0 0 calc(100% + 40px); margin: 15px -20px -15px; }
  .site-nav.is-open { display: block; }
  .site-nav ul { display: block; background: #f9f9f9; border-top: 1px solid #ddd; }
  .site-nav a { padding: 0 20px; line-height: 44px; border-bottom: 1px solid #ddd; }
}

/* ---------- hero ---------- */
/* Heights come from padding around in-flow content only: anything inserted
   before or inside the hero pushes the text down instead of covering it. */

.hero {
  --tint: linear-gradient(rgba(0, 0, 0, .4), rgba(0, 0, 0, .4));   /* 40% dark tint over the photo */
  padding: 122px var(--gutter) 170px;
  background-color: #444;
  background-image: var(--tint), var(--hero-img);
  background-position: center center;
  background-repeat: no-repeat;
  background-size: cover;
  color: #fff;
  text-align: center;
}
.hero--home { --tint: linear-gradient(transparent, transparent); background-position: top center; }
.hero--about { padding-top: 152px; padding-bottom: 200px; }
.hero--about h1 { padding: 0; }

.hero-inner { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }

.hero h1 {
  font-size: 64px;
  text-transform: uppercase;
  padding: 13px 0 20px;
  color: #fff;
}
.hero-rule {
  width: 8%;
  height: 2px;
  margin: 14px auto 20px;
  background: var(--green);
}
.hero h3 { font-size: 24px; color: #fff; }

@media (min-width: 1025px) {
  .hero--home { background-attachment: fixed; }
}

@media (max-width: 1024px) {
  .hero { padding: 50px var(--gutter) 100px; }
  .hero--about { padding: 40px var(--gutter) 100px; }
  .hero--applications { padding: 40px var(--gutter) 120px; }
  .hero h1 { font-size: 44px; }
  .hero h3 { font-size: 20px; }
  .hero-rule { width: 12%; }
}

@media (max-width: 767px) {
  .hero { padding: 90px 16px 70px; }
  .hero--home { padding: 110px 16px 60px; }
  .hero--about { padding: 100px 16px 80px; }
  .hero--applications { padding: 75px 16px 75px; }
  .hero-inner { padding: 0; }
  .header-inner { padding: 15px 16px; }
  .site-nav { flex-basis: calc(100% + 32px); margin: 15px -16px -15px; }
  .hero h1 { font-size: 30px; padding-top: 3px; }
}

/* ---------- shared content width ---------- */

.features, .simulator, .about {
  max-width: var(--wrap);
  margin: 0 auto;
}

/* ---------- home: two feature cards ---------- */

.features {
  display: flex;
  margin-top: 50px;
  margin-bottom: 50px;
  text-align: center;
}
.feature { flex: 1 1 50%; padding: 10px; }
.feature-img { display: block; width: 30%; margin: 0 auto 15px; }
.feature-img img { width: 100%; }
.feature h3 { font-size: 24px; margin-bottom: 20px; }
.feature h3 a { color: var(--text); }
.feature h3 a:hover { color: var(--green); }
.feature p { margin: 0; }

@media (max-width: 767px) {
  .features { display: block; padding: 0 6px; }
  .feature h3 { font-size: 20px; }
}

/* ---------- hub pages: logo card grid ---------- */

.cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  max-width: var(--wrap);
  margin: 0 auto;
}
.cards--applications { padding: 60px var(--gutter) 70px; gap: 0; }
.cards--simulators { padding: 50px 0; gap: 15px; }

.card {
  position: relative;
  display: block;
  overflow: hidden;
  aspect-ratio: 1 / .66;
}
.card img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
}
.card-overlay {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  padding: 15px;
  background: rgba(255, 255, 255, .89);
  text-align: center;
  opacity: 0;
  transition: opacity .3s;
}
.card:hover .card-overlay, .card:focus-visible .card-overlay { opacity: 1; }
.card-overlay h3 { font-size: 24px; color: var(--text); }

@media (max-width: 1024px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
  .cards--simulators { padding: 50px 75px; }
}
@media (max-width: 767px) {
  .cards { grid-template-columns: 1fr; }
  .cards--applications { padding: 20px 60px 20px; }
  .cards--simulators { padding: 40px 50px 50px; }
}

/* ---------- school pages: simulator button + letters ---------- */

.simulator { padding: 50px 0 100px; }
.simulator-cta { text-align: center; margin: 0 0 20px; }

.button {
  display: inline-block;
  padding: 17px 40px;
  border-radius: 30px;
  background: var(--green);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  line-height: 1;
  text-transform: uppercase;
}
.button:hover, .button:focus-visible { color: #fff; background: var(--green-dark); }

.letter + .letter { margin-top: 11px; }
.letter summary {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 15px;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  list-style: none;
}
.letter summary::-webkit-details-marker { display: none; }
.letter summary::before {          /* caret right, turns down when open */
  content: "";
  width: 0; height: 0;
  border-style: solid;
  border-width: 5px 0 5px 6px;
  border-color: transparent transparent transparent currentColor;
  transition: transform .2s;
}
.letter[open] summary::before { transform: rotate(90deg); }
.letter summary:hover { color: var(--green); }
.letter > p { padding: 15px; margin: 0; }

@media (max-width: 1024px) {
  .simulator { padding: 50px 25px; }
}
@media (max-width: 767px) {
  .simulator { padding: 40px 16px 50px; }
  .letter summary { padding: 12px; }
  .letter > p { padding: 12px 0; }
}

/* ---------- about ---------- */

.about {
  display: grid;
  grid-template-columns: 55% 45%;
  padding: 120px 0;
}
.about h2 { font-size: 40px; text-transform: uppercase; margin-bottom: 20px; }
.about-intro { padding-right: 60px; }
.about-contact { padding-left: 80px; }
.about-contact h6 { font-size: 15px; line-height: 1.25; margin: 26px 0 5px; }

@media (max-width: 1024px) {
  .about { padding: 50px 30px 80px; }
  .about h2 { font-size: 32px; }
  .about-intro { padding-right: 45px; }
  .about-contact { padding-left: 29px; }
}
@media (max-width: 767px) {
  .about { display: block; padding: 51px 16px 10px; text-align: center; }
  .about h2 { font-size: 24px; }
  .about-intro, .about-contact { padding: 0; }
  .about-intro p { text-align: left; padding: 0 9px; }
  .about-contact h6 { margin-top: 36px; }
  .about-contact { margin-top: 50px; padding-bottom: 50px; }
  .about-contact h6 { margin-bottom: 8px; }
}

/* ---------- article pages (essays, privacy policy) ---------- */

body.boxed { background: var(--muted-bg); }

.article-main { padding: 64px 83px; }
.article {
  max-width: 1200px;
  margin: 0 auto;
  padding: 85px 107px;
  background: #fff;
}
.article-title {
  font-size: 45px;
  text-transform: uppercase;
  margin-bottom: 24px;
}
.article h2 { font-size: 40px; text-transform: uppercase; margin-bottom: 20px; }
.article ul { margin: 0 0 1.6em 3em; padding: 0; }

@media (max-width: 1024px) {
  .article-main { padding: 22px 20px; }
  .article { padding: 22px 31px; }
  .article-title { font-size: 41px; }
  .article h2 { font-size: 32px; }
}
@media (max-width: 767px) {
  body { font-size: 15px; }
  .article-main { padding: 0; }
  .article { padding: 24px 16px; }
  .article-title { font-size: 30px; }
  .article h2 { font-size: 24px; }
  .article ul { margin-left: 1.5em; }
}

/* ---------- footer ---------- */

.site-footer {
  padding: 42px 16px;
  background: var(--footer-bg);
  color: var(--footer-text);
  text-align: center;
  line-height: 1.857;
}
.site-footer p { margin: 0; }
.site-footer a { color: var(--footer-text); }
.site-footer a:hover { color: #fff; }