/* LinkIndex - Arke template pattern (natural colors, 20px spacing) */

:root {
  --primary: #40c4ff;
  --secondary: #00bcd4;
  --success: #4caf50;
  --warning: #ff9800;
  --danger: #f44336;
  --info: #2196f3;
  --accent: #9c27b0;

  --background: #00000F;
  --surface-light: rgba(3, 7, 18, 0.2);

  --text-primary: #ffffff;
  --text-secondary: rgba(255, 255, 255, 0.85);
  --text-muted: rgba(255, 255, 255, 0.6);
  --grey: #b3c2cc;
  --honey: #fbbf24;

  --border-color: rgba(64, 196, 255, 0.2);
  --card-radius: 8px;
  --shadow: 0 4px 12px rgba(64, 196, 255, 0.075), 0 2px 6px rgba(0, 0, 0, 0.2);

  --standard-spacing: 20px;
  --container-max-width: 1180px;
}

html, body {
  margin: 0;
  padding: 0;
  font-family: Arial, sans-serif;
  background: var(--background);
  color: var(--text-secondary);
  font-size: 15px;
  min-height: 100vh;
  overflow-x: hidden;
}

.stars, .fireflies, .fireflies-front {
  position: fixed;
  left: 0;
  top: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
}
.fireflies { z-index: 1; }
.fireflies-front { z-index: 2; }

.container {
  min-height: 100vh;
  position: relative;
  z-index: 10;
}

.navigation-wrap {
  max-width: var(--container-max-width);
  width: 100%;
  margin: var(--standard-spacing) auto;
  padding: 0 var(--standard-spacing);
  display: flex;
  flex-direction: column;
  gap: var(--standard-spacing);
  position: relative;
  z-index: 1;
  box-sizing: border-box;
}

.top-navigation-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--standard-spacing);
  background: var(--surface-light);
  border-radius: var(--card-radius);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  box-sizing: border-box;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(64, 196, 255, 0.1);
  border: 1px solid rgba(64, 196, 255, 0.3);
  border-radius: var(--card-radius);
  color: var(--primary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: all 0.3s ease;
  height: 36px;
  box-sizing: border-box;
}
.nav-link:hover {
  background: rgba(64, 196, 255, 0.2);
  border-color: var(--primary);
}

.header-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: var(--standard-spacing);
  min-height: 80px;
  background: var(--surface-light);
  border-radius: var(--card-radius);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  box-sizing: border-box;
}
.logo-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  width: 100%;
}
.main-title { font-size: 2.2em; font-weight: 700; margin: 0; color: var(--primary); text-align: center; }
.title-img { display: block; max-width: 240px; width: 100%; height: auto; object-fit: contain; }
.subtitle { font-size: 1.1em; color: var(--text-muted); margin: 0; text-align: center; }

/* Institution header: name block left, country flag right */
.li-head { display: flex; align-items: flex-start; gap: var(--standard-spacing); }
.li-head-text { flex: 1 1 auto; min-width: 0; }
.li-flag {
  flex: 0 0 auto;
  width: 40px;
  height: auto;
  border-radius: 3px;
  border: 1px solid var(--border-color);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.5);
}
.li-country-name { display: inline-flex; align-items: center; gap: 8px; }
.li-country-name .li-flag { width: 22px; box-shadow: none; }

.main-content { display: flex; flex-direction: column; gap: var(--standard-spacing); }

.info-block {
  display: flex;
  flex-direction: column;
  background: var(--surface-light);
  border-radius: var(--card-radius);
  padding: var(--standard-spacing);
  border: 1px solid var(--border-color);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  box-shadow: var(--shadow);
  box-sizing: border-box;
}
.info-label { color: #ffb066; font-weight: 700; font-size: 1em; margin-bottom: 5px; }
.info-content { width: 100%; color: var(--grey); font-weight: 400; font-size: 1em; line-height: 1.6; }

.li-layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: var(--standard-spacing);
  align-items: start;
}
.li-block-browse { border-left: 4px solid var(--warning); }
.li-block-detail { border-left: 4px solid var(--info); }
.li-block-search { border-left: 4px solid var(--success); }

.li-searchbar { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.form-input {
  flex: 1 1 200px;
  min-width: 0;
  padding: 12px 14px;
  border-radius: var(--card-radius);
  border: 1px solid var(--border-color);
  background: rgba(3, 7, 18, 0.5);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 14px;
  outline: none;
  transition: all 0.3s ease;
}
.form-input:focus { border-color: var(--primary); box-shadow: 0 0 0 2px rgba(64, 196, 255, 0.15); }
.form-select {
  flex: 0 1 220px;
  appearance: none;
  padding-right: 34px;
  cursor: pointer;
  background-image: linear-gradient(45deg, transparent 50%, var(--primary) 50%), linear-gradient(135deg, var(--primary) 50%, transparent 50%);
  background-position: calc(100% - 19px) 20px, calc(100% - 14px) 20px;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
}
.form-select option { background: #111213; color: var(--text-primary); }

.btn {
  padding: 12px 20px;
  border: 1px solid;
  border-radius: var(--card-radius);
  font-weight: 500;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: inherit;
}
.btn-outline-primary {
  background: transparent;
  border-color: var(--primary);
  color: var(--primary);
}
.btn-outline-primary:hover { background: rgba(64, 196, 255, 0.15); }

/* Tree */
.li-tree-body { max-height: 68vh; overflow-y: auto; }
.li-country { margin-bottom: 12px; }
.li-country-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 10px 14px;
  border-radius: var(--card-radius);
  cursor: pointer;
  background: rgba(255, 152, 0, 0.08);
  border: 1px solid rgba(255, 152, 0, 0.3);
  color: var(--warning);
  font: inherit;
  font-weight: 600;
  text-align: left;
  transition: all 0.3s ease;
}
.li-country-head:hover { background: rgba(255, 152, 0, 0.16); }
.li-inst-list { list-style: none; margin: 10px 0 0; padding: 0 0 0 10px; }
.li-inst {
  display: block;
  width: 100%;
  text-align: left;
  padding: 10px 12px;
  margin-bottom: 8px;
  border: 1px solid var(--border-color);
  border-radius: var(--card-radius);
  background: rgba(3, 7, 18, 0.3);
  color: var(--text-secondary);
  font: inherit;
  cursor: pointer;
  transition: all 0.3s ease;
}
.li-inst:hover { border-color: var(--primary); }
.li-inst.active {
  border-color: var(--primary);
  background: rgba(64, 196, 255, 0.12);
  color: var(--text-primary);
}
.li-inst-meta { display: block; font-size: 12px; color: var(--text-muted); margin-top: 4px; }

/* Detail panel */
.li-detail { min-height: 340px; }
.li-empty { color: var(--text-muted); padding: 50px 10px; text-align: center; }
.li-muted { color: var(--text-muted); }
.li-h2 { margin: 0 0 6px; font-size: 1.5em; color: var(--primary); font-weight: 700; }
.li-h3 {
  color: var(--secondary);
  font-size: 1.1em;
  margin: var(--standard-spacing) 0 12px;
  font-weight: 700;
}
.li-meta { margin: 0 0 var(--standard-spacing); color: var(--text-muted); font-size: 14px; line-height: 1.6; }
/* Program header: title, native name, then a row of equal-weight fact chips. */
.li-prog-head {
  margin: 0 0 var(--standard-spacing);
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.li-prog-head .li-h2 { margin-bottom: 2px; }
.li-native {
  margin: 0 0 12px;
  color: var(--text-muted);
  font-size: 15px;
}
.li-facts {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
}
.li-facts li {
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--secondary);
  border: 1px solid rgba(0, 188, 212, 0.4);
  white-space: nowrap;
}
.li-prog-head .li-meta { margin: 12px 0 0; }
.li-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 12px;
  border: 1px solid rgba(0, 188, 212, 0.4);
  color: var(--secondary);
  margin-right: 8px;
}

/* Program cards */
.li-prog-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(260px, 100%), 1fr));
  gap: 12px;
}
/* Grid hucresi en uzun karta gore uzuyordu; buton hucreyi tam doldursun */
.li-prog-list > li { display: flex; }
.li-prog {
  width: 100%;
  height: 100%;
  text-align: left;
  padding: 14px;
  border-radius: var(--card-radius);
  cursor: pointer;
  font: inherit;
  background: rgba(3, 7, 18, 0.3);
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--info);
  color: var(--text-primary);
  transition: all 0.3s ease;
}
.li-prog:hover { border-color: var(--primary); border-left-color: var(--primary); }
.li-prog, .li-link { overflow-wrap: anywhere; }
.li-prog small { display: block; color: var(--text-muted); font-size: 12px; margin-top: 5px; }

/* Link groups - each category keeps its own accent */
.li-catgroup {
  background: rgba(3, 7, 18, 0.3);
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--primary);
  border-radius: var(--card-radius);
  padding: 14px var(--standard-spacing);
  margin-bottom: 12px;
}
.li-catgroup[data-cat="admission"] { border-left-color: var(--success); }
.li-catgroup[data-cat="deadlines"] { border-left-color: var(--warning); }
.li-catgroup[data-cat="tuition"],
.li-catgroup[data-cat="scholarship"] { border-left-color: var(--accent); }
.li-catgroup[data-cat="visa"],
.li-catgroup[data-cat="recognition"] { border-left-color: var(--secondary); }
.li-catgroup[data-cat="other"] { border-left-color: var(--grey); }
.li-cat {
  margin: 0 0 12px;
  font-size: 13px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .5px;
  font-weight: 700;
}
.li-links { display: flex; flex-wrap: wrap; gap: 12px; }

.li-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: var(--card-radius);
  background: transparent;
  border: 1px solid var(--primary);
  color: var(--primary);
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.3s ease;
}
.li-link:hover { background: rgba(64, 196, 255, 0.15); }
.li-lang {
  font-size: 11px;
  color: var(--text-muted);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  padding: 1px 5px;
}
/* Audience badge: only shown for pages aimed at a specific applicant group. */
.li-aud {
  font-size: 11px;
  border-radius: 4px;
  padding: 1px 5px;
  border: 1px solid transparent;
  white-space: nowrap;
}
.li-aud[data-aud="international"] {
  color: var(--primary);
  border-color: var(--primary);
}
.li-aud[data-aud="non_eu"] {
  color: var(--honey, #e0a80d);
  border-color: var(--honey, #e0a80d);
}
.li-back {
  background: none;
  border: none;
  color: var(--primary);
  cursor: pointer;
  font: inherit;
  padding: 0;
  margin-bottom: 12px;
  font-size: 14px;
}

/* Footer */
.footer-wrap {
  padding: var(--standard-spacing);
  background: var(--surface-light);
  border-radius: var(--card-radius);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  box-sizing: border-box;
}
.li-disclaimer {
  color: var(--text-muted);
  font-size: 13px;
  line-height: 1.6;
  text-align: justify;
  text-justify: inter-word;
  hyphens: none;
  word-break: keep-all;
  overflow-wrap: normal;
  margin: 0 0 12px;
}
.copyright {
  color: var(--honey);
  font-size: 0.8125rem;
  font-weight: 500;
  text-align: center;
  margin: 0;
}

/* Serbest metin notlari: ozel durumlar / ulkeye ozel kosullar */
.li-notes {
  border-left: 3px solid var(--honey, #f4b942);
  background: color-mix(in srgb, var(--honey, #f4b942) 8%, transparent);
  border-radius: var(--card-radius, 8px);
  padding: 12px 14px;
  margin: 0 0 12px;
}
.li-note-list {
  margin: 6px 0 0;
  padding-left: 18px;
  color: var(--text-main, #e8eef5);
  font-size: 14px;
  line-height: 1.65;
}
.li-note-list li { margin: 0 0 6px; overflow-wrap: anywhere; }
.li-note-list li:last-child { margin-bottom: 0; }
.li-link-inline {
  display: inline-flex;
  padding: 2px 10px;
  font-size: 12px;
  vertical-align: baseline;
}

@media (max-width: 900px) {
  .li-layout { grid-template-columns: 1fr; }
  .li-tree-body { max-height: none; }
}
@media (max-width: 600px) {
  :root { --standard-spacing: 15px; }
  .main-title { font-size: 1.7em; }
  .subtitle { font-size: 1em; }
  .form-input, .form-select { flex: 1 1 100%; }
  .li-searchbar .btn { width: 100%; }
  .li-link { width: 100%; justify-content: center; }
}

/* Baslik logosu backglow — standart (kaynak: lexitest) */
.logo-container img, .header-wrap img, .header img, .title-logo, .title-img, .main-title-image {
    filter: drop-shadow(0 0 20px rgba(59, 130, 246, 0.4));
    filter: drop-shadow(0 0 20px color-mix(in srgb, var(--primary, #3b82f6) 40%, transparent));
}