:root{
  --maroon:#5C0A1E;
  --maroon-dark:#420715;
  --maroon-light:#8A1230;
  --ink:#1A1414;
  --paper:#FFFFFF;
  --paper-soft:#FAF7F6;
  --line:#E7DEDC;
  --grey:#6B6260;
  --grey-light:#948B89;
  --gold:#B08A3E;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:'Inter',-apple-system,sans-serif;
  color:var(--ink);
  background:var(--paper);
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
  width: 100%;
  overflow-x: hidden;
}
h1,h2,h3,h4{font-family:'Source Serif 4',Georgia,serif;font-weight:600;letter-spacing:-0.01em;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;height:auto;}
.container{max-width:1240px;margin:0 auto;padding:0 24px;width:100%;}

/* ============ HEADER ============ */
header{
  position:sticky;top:0;z-index:9999;
  background:rgba(255,255,255,0.98);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  width: 100%;
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  height:76px;
  position: relative;
}
.brand{display:flex;align-items:center;gap:11px;z-index:10002;}
.brand img{height:38px;width:38px;object-fit:contain;}
.brand-name{font-family:'Source Serif 4',serif;font-weight:700;font-size:21px;color:var(--maroon);letter-spacing:-0.01em;}

/* Desktop Nav */
nav.primary-nav{display:flex;align-items:center;gap:2px;}
nav.primary-nav a{
  font-size:14px;font-weight:600;color:var(--ink);
  padding:10px 16px;border-radius:5px;
  position:relative;
  transition:color .15s ease;
}
nav.primary-nav a::after{
  content:"";position:absolute;left:16px;right:16px;bottom:6px;height:2px;
  background:var(--maroon);transform:scaleX(0);transform-origin:left;
  transition:transform .18s ease;
}
nav.primary-nav a:hover{color:var(--maroon);}
nav.primary-nav a:hover::after{transform:scaleX(1);}
nav.primary-nav a.active{color:var(--maroon);}
nav.primary-nav a.active::after{transform:scaleX(1);}

.header-right{display:flex;align-items:center;gap:14px;z-index:10002;}
.btn-outline{
  border:1.5px solid var(--maroon);color:var(--maroon);
  padding:8px 18px;border-radius:5px;font-size:13.5px;font-weight:700;
  transition:background .15s ease,color .15s ease;
}
.btn-outline:hover{background:var(--maroon);color:#fff;}

/* Mobile burger button */
.burger{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:40px;height:40px;background:none;border:none;cursor:pointer;z-index:10003;
}
.burger span{display:block;height:2.5px;width:24px;background:var(--maroon);border-radius:2px;transition:.2s;}
.burger.open span:nth-child(1){transform:translateY(7.5px) rotate(45deg);}
.burger.open span:nth-child(2){opacity:0;}
.burger.open span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg);}

/* Mobile Menu Container Styles */
@media (max-width:900px){
  .burger{display:flex;}
  .header-right .btn-outline{display:none;}
  
  nav.primary-nav{
    visibility: hidden;
    opacity: 0;
    position:fixed;
    top:76px;
    left:0;
    width:100vw;
    height:calc(100vh - 76px);
    background:#ffffff;
    flex-direction:column;
    align-items:stretch;
    padding:30px 24px;
    gap:12px;
    transition: opacity 0.25s ease, visibility 0.25s ease;
    overflow-y:auto;
    z-index:10001;
    box-shadow:0 15px 30px rgba(0,0,0,0.1);
  }
  nav.primary-nav.open{
    visibility: visible;
    opacity: 1;
  }
  nav.primary-nav a{
    padding:16px 14px;
    font-size:17px;
    font-weight:600;
    border-bottom:1px solid var(--line);
    border-radius:6px;
    background: var(--paper-soft);
    color: var(--ink);
  }
  nav.primary-nav a:hover{
    color: var(--maroon);
    background: #f4ecea;
  }
  nav.primary-nav a::after{display:none;}
}

/* ============ HERO (INDEX) ============ */
.hero{
  position:relative;
  background:linear-gradient(180deg,var(--paper-soft) 0%,#fff 100%);
  border-bottom:1px solid var(--line);
}
.hero-inner{
  padding:56px 24px 48px;
  max-width:1240px;margin:0 auto;
  display:grid;grid-template-columns:1.15fr 0.85fr;gap:56px;align-items:center;
}
.hero-index{
  font-family:'Source Serif 4',serif;font-size:13px;color:var(--gold);
  letter-spacing:.08em;margin-bottom:18px;display:flex;align-items:center;gap:10px;
}
.hero-index .rule{width:34px;height:1px;background:var(--gold);}
.hero h1{
  font-size:clamp(30px,4.4vw,54px);line-height:1.06;color:var(--ink);
  margin-bottom:22px;
}
.hero h1 em{font-style:normal;color:var(--maroon);}
.hero p.lede{
  font-size:17px;color:var(--grey);max-width:520px;margin-bottom:30px;line-height:1.65;
}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;}
.btn-primary{
  background:var(--maroon);color:#fff;padding:13px 26px;border-radius:5px;
  font-size:14.5px;font-weight:700;transition:background .15s ease;
  display:inline-block;
}
.btn-primary:hover{background:var(--maroon-dark);}
.btn-ghost{
  padding:13px 26px;border-radius:5px;font-size:14.5px;font-weight:700;
  color:var(--ink);border:1.5px solid var(--line);transition:border-color .15s ease;
}
.btn-ghost:hover{border-color:var(--maroon);}

/* hero rank panel */
.rank-panel{
  background:#fff;border:1px solid var(--line);border-radius:10px;
  box-shadow:0 24px 48px -20px rgba(92,10,30,0.16);
  overflow:hidden;
}
.rank-panel-head{
  background:var(--maroon);color:#fff;padding:16px 20px;
  display:flex;justify-content:space-between;align-items:center;
}
.rank-panel-head span{font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;opacity:.85;}
.rank-panel-head strong{font-family:'Source Serif 4',serif;font-size:15px;font-weight:600;}
.rank-row{
  display:flex;align-items:center;gap:14px;
  padding:14px 20px;border-bottom:1px solid var(--line);
}
.rank-row:last-child{border-bottom:none;}
.rank-num{
  font-family:'Source Serif 4',serif;font-weight:700;font-size:15px;color:var(--maroon);
  width:26px;flex-shrink:0;
}
.rank-name{font-size:13.5px;font-weight:600;color:var(--ink);}
.rank-loc{font-size:12px;color:var(--grey-light);}
.rank-score{
  margin-left:auto;font-size:13px;font-weight:700;color:var(--maroon);
  font-family:'Source Serif 4',serif;
}

@media (max-width:900px){
  .hero-inner{grid-template-columns:1fr;padding:48px 20px;gap:36px;}
}

/* ============ HERO (RANKS PAGE) ============ */
.hero-ranks {
  background: linear-gradient(180deg, var(--paper-soft) 0%, #fff 100%);
  border-bottom: 1px solid var(--line);
  padding: 40px 0 30px;
}
.hero-ranks .hero-index {
  font-family: 'Source Serif 4', serif;
  font-size: 13px;
  color: var(--gold);
  letter-spacing: .08em;
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.hero-ranks .hero-index .rule {
  width: 34px;
  height: 1px;
  background: var(--gold);
}
.hero-ranks h1 {
  font-size: clamp(28px, 3.8vw, 46px);
  line-height: 1.08;
  color: var(--ink);
  margin-bottom: 16px;
}
.hero-ranks h1 em {
  font-style: normal;
  color: var(--maroon);
}
.hero-ranks p.lede {
  font-size: 17px;
  color: var(--grey);
  max-width: 620px;
  line-height: 1.65;
}

/* ============ SECTION HEADERS ============ */
section{padding:48px 0;}
.sec-head{
  display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:36px;gap:24px;
  flex-wrap:wrap;
}



.sec-head h2{font-size:clamp(24px,2.6vw,32px);color:var(--ink);}
.sec-head .sub{color:var(--grey);font-size:14.5px;margin-top:8px;max-width:520px;}
.see-all{
  font-size:13.5px;font-weight:700;color:var(--maroon);white-space:nowrap;
  display:flex;align-items:center;gap:5px;padding-bottom:4px;
  border-bottom:1.5px solid transparent;transition:border-color .15s ease;
}
.see-all:hover{border-color:var(--maroon);}

/* ============ EXPLORE CARDS ============ */
.explore-grid{
  display:grid;grid-template-columns:repeat(5,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:10px;overflow:hidden;
}
.explore-card{
  background:#fff;padding:34px 22px;text-align:center;
  transition:background .15s ease;
}
.explore-card:hover{background:var(--paper-soft);}
.explore-icon{
  width:46px;height:46px;margin:0 auto 18px;
  display:flex;align-items:center;justify-content:center;
  color:var(--ink);opacity:.72;
}
.explore-icon svg{width:28px;height:28px;stroke:currentColor;fill:none;stroke-width:1.5;}
.explore-card h3{font-size:15px;font-weight:600;font-family:'Inter';color:var(--ink);}
@media (max-width:900px){
  .explore-grid{grid-template-columns:repeat(2,1fr);}
  .explore-card:nth-child(5){grid-column:span 2;}
}

/* ============ PARTNERS ============ */
.partners-sec{background:var(--paper-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.partners-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.partner-card{
  background:#fff;border:1px solid var(--line);border-radius:10px;
  padding:30px 20px;text-align:center;
  transition:transform .15s ease,box-shadow .15s ease;
}
.partner-card:hover{transform:translateY(-3px);box-shadow:0 14px 30px -18px rgba(26,20,20,.25);}
.partner-card img{height:44px;margin:0 auto 16px;object-fit:contain;filter:grayscale(1);opacity:.75;}
.partner-card h4{font-size:14px;font-weight:600;font-family:'Inter';color:var(--ink);}
@media (max-width:900px){.partners-grid{grid-template-columns:repeat(2,1fr);}}

/* ============ NEWS LIST (INDEX) ============ */
.news-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:22px;}
.news-card{border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#fff;transition:box-shadow .15s ease;display:flex;flex-direction:column;}
.news-card:hover{box-shadow:0 14px 30px -18px rgba(26,20,20,.22);}
.news-card .thumb{aspect-ratio:16/10;background:linear-gradient(135deg,#f1e8e5,#e6d8d4);width:100%;}
.news-card .body{padding:18px 18px 22px;flex-grow:1;}
.news-cat{font-size:10.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--maroon);margin-bottom:8px;display:block;}
.news-card h3{font-size:15.5px;line-height:1.35;font-weight:600;color:var(--ink);margin-bottom:8px;}
.news-date{font-size:12px;color:var(--grey-light);}
.news-grid > .news-card:first-child{grid-column:span 1;grid-row:span 2;}
.news-grid > .news-card:first-child .thumb{aspect-ratio:auto;height:100%;min-height:260px;}
@media (max-width:900px){
  .news-grid{grid-template-columns:1fr;}
  .news-grid > .news-card:first-child{grid-column:span 1;grid-row:span 1;}
  .news-grid > .news-card:first-child .thumb{min-height:180px;}
}

/* ============ NEWS LIST (RANKS PAGE - 2 COLUMNS) ============ */
.news-grid-ranks {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}
@media (max-width: 768px) {
  .news-grid-ranks {
    grid-template-columns: 1fr;
  }
}

/* ============ RANKINGS CAROUSEL ============ */
.rank-scroll-wrap{position:relative;}
.rank-scroll{
  display:flex;gap:18px;overflow-x:auto;padding-bottom:8px;scroll-snap-type:x mandatory;
  -ms-overflow-style:none;scrollbar-width:none;
}
.rank-scroll::-webkit-scrollbar{display:none;}
.rank-card{
  flex:0 0 260px;scroll-snap-align:start;
  border-radius:10px;overflow:hidden;border:1px solid var(--line);
  background:#fff;transition:box-shadow .15s ease,transform .15s ease;
}
.rank-card:hover{box-shadow:0 16px 32px -18px rgba(26,20,20,.25);transform:translateY(-2px);}
.rank-card .img{
  height:170px;background:linear-gradient(135deg,var(--maroon-light),var(--maroon-dark));
  position:relative;
}
.rank-card .img .region-tag{
  position:absolute;top:12px;left:12px;
  background:rgba(255,255,255,.92);color:var(--maroon);
  font-size:10.5px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  padding:4px 10px;border-radius:20px;
}
.rank-card .cap{padding:14px 16px 18px;}
.rank-card h4{font-size:14.5px;font-weight:600;font-family:'Inter';color:var(--ink);line-height:1.35;}
.rank-card .cnt{font-size:12px;color:var(--grey-light);margin-top:5px;}
.scroll-btns{display:flex;gap:8px;margin-top:18px;justify-content:flex-end;}
.scroll-btn{
  width:38px;height:38px;border-radius:50%;border:1.5px solid var(--line);
  display:flex;align-items:center;justify-content:center;cursor:pointer;background:#fff;
  transition:border-color .15s ease,background .15s ease;
}
.scroll-btn:hover{border-color:var(--maroon);background:var(--paper-soft);}
.scroll-btn svg{width:16px;height:16px;stroke:var(--maroon);fill:none;stroke-width:2;}

/* ============ STUDENTS / ARTICLES LIST ============ */
.title-list{border-top:1px solid var(--line);}
.title-row{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:20px 0;border-bottom:1px solid var(--line);
  transition:padding-left .15s ease;
}
.title-row:hover{padding-left:6px;}
.title-row a.tt{font-size:16px;font-weight:600;color:var(--ink);font-family:'Source Serif 4',serif;}
.title-row:hover a.tt{color:var(--maroon);}
.title-meta{display:flex;align-items:center;gap:16px;flex-shrink:0;}
.title-meta .dt{font-size:12.5px;color:var(--grey-light);}
.title-row .arrow{color:var(--maroon);opacity:0;transition:opacity .15s ease,transform .15s ease;}
.title-row:hover .arrow{opacity:1;transform:translateX(3px);}

.two-col{display:grid;grid-template-columns:1fr 1fr;gap:64px;}
@media (max-width:900px){.two-col{grid-template-columns:1fr;gap:36px;}}

.bg-soft{background:var(--paper-soft);}

/* ============ RANKS PAGE: SUB-NAVIGATION ============ */
.sub-nav-wrap {
  border-bottom: 1px solid var(--line);
  background: var(--paper);
  position: sticky;
  top: 76px;
  z-index: 9998;
  background: rgba(255,255,255,0.98);
  backdrop-filter: blur(8px);
}
.sub-nav {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 12px 0;
  -ms-overflow-style: none;
  scrollbar-width: none;
  scroll-snap-type: x mandatory;
}
.sub-nav::-webkit-scrollbar {
  display: none;
}
.sub-nav a {
  flex: 0 0 auto;
  scroll-snap-align: start;
  padding: 8px 20px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  color: var(--grey);
  background: var(--paper-soft);
  border: 1px solid transparent;
  transition: all 0.15s ease;
  white-space: nowrap;
}
.sub-nav a:hover {
  color: var(--maroon);
  border-color: var(--maroon);
  background: #fff;
}
.sub-nav a.active {
  color: #fff;
  background: var(--maroon);
  border-color: var(--maroon);
}

/* ============ RANKS PAGE: REGION CARDS ============ */
.region-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.region-card {
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
  background: #fff;
  transition: all 0.2s ease;
  display: flex;
  flex-direction: column;
}
.region-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 36px -20px rgba(92, 10, 30, 0.2);
  border-color: var(--maroon-light);
}
.region-card .thumb {
  height: 100px;
  background: linear-gradient(135deg, var(--maroon-light), var(--maroon-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  position: relative;
}
.region-card .thumb .badge {
  position: absolute;
  top: 10px;
  right: 12px;
  background: rgba(255,255,255,0.92);
  color: var(--maroon);
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 20px;
  font-family: 'Inter', sans-serif;
}
.region-card.world-card .thumb {
  background: linear-gradient(135deg, var(--gold), #c9a84c);
  font-size: 16px;
}
.region-card.world-card .thumb .badge {
  background: var(--maroon);
  color: #fff;
}
.region-card .body {
  padding: 16px 20px 20px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}
.region-card .body h3 {
  font-size: 15.5px;
  font-weight: 600;
  font-family: 'Inter', sans-serif;
  color: var(--ink);
  margin-bottom: 3px;
  line-height: 1.3;
}
.region-card .body .sub-info {
  font-size: 12.5px;
  color: var(--grey-light);
  margin-bottom: 12px;
}
.region-card .body .btn-card {
  margin-top: auto;
  padding: 10px 0 0;
  text-align: left;
  font-size: 12.5px;
  font-weight: 700;
  color: var(--maroon);
  border-top: 1px solid var(--line);
  transition: color 0.15s ease;
  display: flex;
  align-items: center;
  gap: 6px;
}
.region-card .body .btn-card:hover {
  color: var(--maroon-dark);
}
.region-card .body .btn-card span {
  display: inline-block;
  transition: transform 0.15s ease;
}
.region-card:hover .body .btn-card span {
  transform: translateX(4px);
}

/* Responsive for region cards */
@media (max-width: 1024px) {
  .region-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}
@media (max-width: 768px) {
  .region-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .sub-nav a {
    font-size: 12px;
    padding: 6px 16px;
  }
}
@media (max-width: 480px) {
  .region-grid {
    grid-template-columns: 1fr;
  }
  .hero-ranks {
    padding: 40px 0 30px;
  }
}

/* ============ FOOTER ============ */
footer{background:var(--maroon-dark);color:#EFE3E0;padding:56px 0 0;}
.footer-top{
  display:flex;justify-content:space-between;align-items:flex-start;
  padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.14);
  flex-wrap:wrap;gap:28px;
}
.footer-brand{display:flex;align-items:center;gap:10px;}
.footer-brand img{height:32px;filter:brightness(0) invert(1);opacity:.95;}
.footer-brand span{font-family:'Source Serif 4',serif;font-weight:700;font-size:18px;color:#fff;}
.footer-links{display:flex;gap:30px;flex-wrap:wrap;}
.footer-links a{font-size:13.5px;font-weight:600;color:#EFE3E0;opacity:.85;transition:opacity .15s ease;}
.footer-links a:hover{opacity:1;}
.footer-social{display:flex;gap:12px;}
.footer-social a{
  width:36px;height:36px;border-radius:50%;border:1px solid rgba(255,255,255,.25);
  display:flex;align-items:center;justify-content:center;transition:background .15s ease,border-color .15s ease;
}
.footer-social a:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.5);}
.footer-social svg{width:16px;height:16px;fill:#EFE3E0;}
.footer-bottom{
  padding:22px 0 26px;text-align:center;font-size:12.5px;color:rgba(239,227,224,.65);
}

@media (max-width:600px){
  .footer-top{flex-direction:column;}
}


/* ============================================================
   TABLE TEXT - PREVENT SELECTION ============================================================ */
.rank-table-wrap {
  user-select: none;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
}

.rank-table-wrap .univ-name a {
  user-select: text;
  -webkit-user-select: text;
  -moz-user-select: text;
  -ms-user-select: text;
}


.sub-nav {
  display: flex;
  overflow-x: auto;          
  white-space: nowrap;       
  -webkit-overflow-scrolling: touch;
  scroll-behavior: smooth;   
  gap: 8px;
  padding: 8px 16px;
}

.sub-nav a {
  flex-shrink: 0;         
  padding: 8px 16px;
  text-decoration: none;
  color: #333;
  border-radius: 20px;
  transition: background 0.3s;
}

.sub-nav a.active {
  background: #5C0A1E;
  color: #fff;
}


/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 900px) {
  section {
    padding: 32px 0;
  }
  .hero-inner {
    padding: 36px 20px 28px;
  }
}


.rank-card {
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.6s ease forwards;
}

.rank-card:nth-child(1) { animation-delay: 0.1s; }
.rank-card:nth-child(2) { animation-delay: 0.2s; }
.rank-card:nth-child(3) { animation-delay: 0.3s; }
.rank-card:nth-child(4) { animation-delay: 0.4s; }
.rank-card:nth-child(5) { animation-delay: 0.5s; }
.rank-card:nth-child(6) { animation-delay: 0.6s; }
.rank-card:nth-child(7) { animation-delay: 0.7s; }

@keyframes fadeInUp {
  0% {
    opacity: 0;
    transform: translateY(30px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

.rank-scroll {
  display: flex;
  gap: 18px;
  overflow-x: auto;
  scroll-behavior: smooth;
  -ms-overflow-style: none;
  scrollbar-width: none;
  padding: 4px 2px;
}

.rank-scroll::-webkit-scrollbar {
  display: none;
}

.rank-card {
  flex: 0 0 260px;
  scroll-snap-align: start;
}