@import url('https://fonts.googleapis.com/css2?family=Lora:ital,wght@0,400;0,600;0,700;1,400&family=IBM+Plex+Sans:wght@300;400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

/* ═══════════════════════════════════════════════════
   VARIABLES — Identidad UABC
   Verde (#005E30) + Dorado (#C8960C)
   ═══════════════════════════════════════════════════ */
:root {
  --verde:        #005E30;
  --verde-mid:    #007A3D;
  --verde-dark:   #003D1F;
  --verde-light:  #EBF4EE;
  --dorado:       #B8860B;
  --dorado-mid:   #D4A017;
  --dorado-light: #FDF5DC;
  --texto:        #1C1C1E;
  --texto-mid:    #44444A;
  --texto-muted:  #777780;
  --gris-bg:      #F6F5F2;
  --borde:        #E0DDD5;
  --blanco:       #FFFFFF;
  --shadow-sm:    0 1px 3px rgba(0,0,0,.07), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md:    0 4px 16px rgba(0,0,0,.09);
  --shadow-lg:    0 12px 36px rgba(0,0,0,.11);
  --font-d:       'Lora', Georgia, serif;
  --font-b:       'IBM Plex Sans', system-ui, sans-serif;
  --font-m:       'IBM Plex Mono', monospace;
}

/* ── BASE ──────────────────────── */
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--font-b);color:var(--texto);background:var(--blanco);line-height:1.65}
a{color:var(--verde);text-decoration:none}
a:hover{color:var(--verde-mid)}
img{max-width:100%;display:block}
ul{list-style:none}

/* ── BARRA INSTITUCIONAL ─────────── */
.inst-bar{
  background:var(--verde-dark);
  color:rgba(255,255,255,.65);
  font-size:11.5px;
  padding:5px 0;
  letter-spacing:.04em;
}
.inst-bar .ib-inner{
  display:flex;
  justify-content:space-between;
  align-items:center;
}
.inst-bar a{color:var(--dorado-mid)}
.inst-bar a:hover{color:#fff}

/* ── NAVBAR ─────────────────────── */
.site-nav{
  background:var(--blanco);
  border-bottom:3px solid var(--verde);
  position:sticky;top:0;z-index:999;
  box-shadow:var(--shadow-sm);
}
.nav-inner{
  display:flex;align-items:center;
  justify-content:space-between;
  height:62px;
}
.nav-brand{
  display:flex;align-items:center;gap:14px;
  text-decoration:none;
}
.nav-brand-badge{
  background:var(--verde);
  color:var(--dorado-mid);
  font-family:var(--font-d);
  font-weight:700;font-size:16px;
  padding:9px 16px;
  letter-spacing:.03em;
  white-space:nowrap;
}
.nav-brand-text{
  font-family:var(--font-d);
  font-size:12.5px;font-weight:600;
  color:var(--verde-dark);
  line-height:1.35;
  max-width:150px;
}
.nav-links{
  display:flex;align-items:center;
  gap:0;height:62px;
}
.nav-links li{height:100%;display:flex;align-items:center}
.nav-links a{
  display:flex;align-items:center;
  height:100%;
  padding:0 15px;
  font-size:13.5px;font-weight:500;
  color:var(--texto-mid);
  border-bottom:3px solid transparent;
  transition:color .15s, border-color .15s;
  white-space:nowrap;
}
.nav-links a:hover,.nav-links a.active{
  color:var(--verde);
  border-bottom-color:var(--verde);
}
.nav-links .nav-cta{
  margin-left:10px;
  background:var(--verde);
  color:var(--blanco)!important;
  border:none!important;
  padding:0 18px;
  border-radius:3px;
  font-size:13px;font-weight:600;
  height:36px;
  align-self:center;
  transition:background .15s;
}
.nav-links .nav-cta:hover{background:var(--verde-mid)!important}

/* Dropdown */
.has-drop{position:relative}
.drop-menu{
  position:absolute;top:100%;left:0;
  background:var(--blanco);
  border:1px solid var(--borde);
  border-top:2px solid var(--verde);
  box-shadow:var(--shadow-md);
  min-width:210px;
  padding:6px 0;
  display:none;z-index:200;
}
.has-drop:hover .drop-menu{display:block}
.drop-menu a{
  display:block;height:auto;
  padding:10px 18px;
  font-size:13px;border-bottom:none!important;
  color:var(--texto-mid);
}
.drop-menu a:hover{background:var(--verde-light);color:var(--verde)}
.drop-arrow{font-size:10px;margin-left:4px;opacity:.6}

/* Hamburger */
.nav-toggle{
  display:none;background:none;border:none;
  cursor:pointer;padding:6px;
  color:var(--verde);font-size:22px;line-height:1;
}

/* ── CONTENEDOR ──────────────────── */
.container{max-width:1140px;margin:0 auto;padding:0 24px}

/* ── PAGE HEADER ─────────────────── */
.page-hdr{
  background:var(--verde);
  padding:52px 0 42px;
  position:relative;overflow:hidden;
}
.page-hdr::before{
  content:'';position:absolute;
  right:-80px;top:-80px;
  width:320px;height:320px;
  border-radius:50%;
  border:80px solid rgba(255,255,255,.05);
}
.page-hdr::after{
  content:'';position:absolute;
  right:80px;bottom:-120px;
  width:200px;height:200px;
  border-radius:50%;
  border:50px solid rgba(255,255,255,.04);
}
.page-hdr .container{position:relative;z-index:1}
.breadcrumb{
  font-size:12px;
  color:rgba(255,255,255,.55);
  margin-bottom:10px;
  letter-spacing:.05em;
}
.breadcrumb a{color:rgba(255,255,255,.55)}
.breadcrumb .bc-current{color:var(--dorado-mid)}
.page-hdr h1{
  font-family:var(--font-d);
  font-size:clamp(1.8rem,3.5vw,2.5rem);
  font-weight:700;color:var(--blanco);
  margin-bottom:10px;
}
.page-hdr .hdr-lead{
  color:rgba(255,255,255,.72);
  font-size:16px;max-width:560px;
}

/* ── LAYOUT ──────────────────────── */
.layout-main{
  display:grid;
  grid-template-columns:1fr 288px;
  gap:44px;
  padding:60px 0;
  align-items:start;
}

/* ── SECTIONS ────────────────────── */
.section{padding:72px 0}
.section-sm{padding:48px 0}
.bg-gris{background:var(--gris-bg)}
.bg-verde{background:var(--verde)}
.bg-dorado-pale{background:var(--dorado-light)}
.section-label{
  font-family:var(--font-m);
  font-size:10.5px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--dorado);
  font-weight:500;
  display:block;margin-bottom:8px;
}
.section-bar{
  width:36px;height:3px;
  background:var(--dorado);
  margin:10px 0 18px;
}
.section-title{
  font-family:var(--font-d);
  font-size:clamp(1.5rem,2.8vw,2rem);
  font-weight:700;
  color:var(--verde-dark);
  line-height:1.2;margin-bottom:12px;
}
.section-lead{
  font-size:16px;color:var(--texto-mid);
  max-width:600px;line-height:1.8;
}

/* ── GRID ────────────────────────── */
.g2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.g3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.g4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}

/* ── CARDS ───────────────────────── */
.card{
  background:var(--blanco);
  border:1px solid var(--borde);
  border-radius:5px;
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  transition:box-shadow .2s,transform .2s;
}
.card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}
.card-body{padding:22px}
.card-top-verde{border-top:3px solid var(--verde)}
.card-top-dorado{border-top:3px solid var(--dorado)}
.card-left-verde{border-left:4px solid var(--verde)}
.card-left-dorado{border-left:4px solid var(--dorado)}
.card-icon{
  width:46px;height:46px;
  border-radius:6px;
  display:flex;align-items:center;justify-content:center;
  font-size:20px;margin-bottom:16px;
}
.card-icon-verde{background:var(--verde-light);color:var(--verde)}
.card-icon-dorado{background:var(--dorado-light);color:var(--dorado)}
.card h4{
  font-family:var(--font-d);
  font-size:1.05rem;
  color:var(--verde-dark);margin-bottom:10px;
}
.card p{font-size:14px;color:var(--texto-mid);line-height:1.75;margin:0}

/* ── BUTTONS ─────────────────────── */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 22px;border-radius:3px;
  font-size:14px;font-weight:600;
  font-family:var(--font-b);
  cursor:pointer;text-decoration:none;
  transition:all .15s;border:none;
}
.btn-verde{background:var(--verde);color:#fff}
.btn-verde:hover{background:var(--verde-mid);color:#fff}
.btn-outline{background:transparent;color:var(--verde);border:1.5px solid var(--verde)}
.btn-outline:hover{background:var(--verde-light)}
.btn-dorado{background:var(--dorado);color:#fff}
.btn-dorado:hover{background:var(--dorado-mid);color:#fff}
.btn-blanco{background:#fff;color:var(--verde)}
.btn-blanco:hover{background:var(--verde-light)}
.btn-lg{padding:13px 28px;font-size:15px}
.btn-sm{padding:6px 14px;font-size:12.5px}

/* ── SIDEBAR ─────────────────────── */
.widget{
  background:var(--blanco);
  border:1px solid var(--borde);
  border-radius:5px;overflow:hidden;
  margin-bottom:22px;
  box-shadow:var(--shadow-sm);
}
.widget-head{
  background:var(--verde);color:#fff;
  padding:13px 18px;
  font-size:11.5px;font-weight:600;
  letter-spacing:.09em;text-transform:uppercase;
}
.widget-body{padding:18px}
.widget-link{
  display:flex;align-items:center;gap:9px;
  padding:9px 0;
  border-bottom:1px solid var(--borde);
  font-size:13.5px;color:var(--texto-mid);
  text-decoration:none;transition:color .15s;
}
.widget-link:last-child{border-bottom:none}
.widget-link:hover{color:var(--verde)}
.widget-link::before{content:'›';color:var(--dorado);font-size:16px;flex-shrink:0}
.fecha-row{padding:9px 0;border-bottom:1px solid var(--borde)}
.fecha-row:last-child{border-bottom:none}
.fecha-label{font-family:var(--font-m);font-size:10px;color:var(--texto-muted);text-transform:uppercase;letter-spacing:.07em}
.fecha-val{font-weight:600;font-size:13.5px;color:var(--verde-dark);margin-top:3px}

/* ── TAGS ────────────────────────── */
.tag{
  display:inline-block;font-size:11.5px;font-weight:500;
  padding:3px 10px;border-radius:3px;margin:2px;
}
.tag-v{background:var(--verde-light);color:var(--verde)}
.tag-d{background:var(--dorado-light);color:#6B5000}
.tag-g{background:#EBEBEB;color:#555}

/* ── TIMELINE ────────────────────── */
.timeline{position:relative}
.timeline::before{
  content:'';position:absolute;
  left:22px;top:0;bottom:0;
  width:2px;background:var(--borde);
}
.tl-item{
  display:flex;gap:20px;
  margin-bottom:28px;
  position:relative;
}
.tl-num{
  width:44px;height:44px;min-width:44px;
  border-radius:50%;
  background:var(--verde);color:#fff;
  font-family:var(--font-m);
  font-size:14px;font-weight:500;
  display:flex;align-items:center;justify-content:center;
  position:relative;z-index:1;
  box-shadow:0 0 0 3px #fff,0 0 0 5px var(--verde-light);
}
.tl-content{padding-top:8px}
.tl-content h5{
  font-family:var(--font-d);
  font-size:1rem;color:var(--verde-dark);
  margin-bottom:5px;
}
.tl-content p{font-size:13.5px;color:var(--texto-mid);margin:0;line-height:1.6}
.tl-date{
  display:inline-flex;align-items:center;gap:5px;
  margin-top:8px;
  background:var(--dorado-light);
  color:#6B5000;
  font-size:11.5px;font-weight:600;
  padding:4px 10px;border-radius:3px;
}

/* ── BLOG ────────────────────────── */
.blog-featured{
  display:grid;
  grid-template-columns:1fr 420px;
  gap:0;
  border:1px solid var(--borde);
  border-radius:6px;
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  margin-bottom:32px;
  transition:box-shadow .2s;
}
.blog-featured:hover{box-shadow:var(--shadow-md)}
.bf-img{
  background:linear-gradient(135deg,var(--verde) 0%,var(--verde-mid) 100%);
  min-height:300px;display:flex;
  align-items:center;justify-content:center;
  font-family:var(--font-d);
  font-size:4rem;color:rgba(255,255,255,.15);
  position:relative;overflow:hidden;
}
.bf-img::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(45deg,rgba(0,94,48,.9) 0%,rgba(0,94,48,.6) 100%);
}
.bf-img-txt{
  position:absolute;z-index:1;
  padding:24px;color:rgba(255,255,255,.85);
  font-size:14px;bottom:0;left:0;right:0;
}
.bf-body{background:var(--blanco);padding:36px}
.bf-meta{
  font-family:var(--font-m);
  font-size:11px;color:var(--texto-muted);
  letter-spacing:.06em;text-transform:uppercase;
  margin-bottom:10px;
}
.bf-body h2{
  font-family:var(--font-d);
  font-size:1.35rem;color:var(--verde-dark);
  margin-bottom:12px;line-height:1.35;
}
.bf-body p{font-size:14px;color:var(--texto-mid);line-height:1.75;margin-bottom:18px}

.blog-card .bc-img{
  background:linear-gradient(135deg,var(--verde-dark),var(--verde-mid));
  height:160px;display:flex;align-items:center;justify-content:center;
  color:rgba(255,255,255,.25);font-family:var(--font-d);font-size:2.5rem;
}
.blog-card .bc-body{padding:20px}
.blog-card .bc-meta{
  font-family:var(--font-m);font-size:10.5px;
  color:var(--texto-muted);letter-spacing:.06em;
  text-transform:uppercase;margin-bottom:8px;
}
.blog-card .bc-title{
  font-family:var(--font-d);font-size:.95rem;
  color:var(--verde-dark);margin-bottom:8px;line-height:1.4;
}
.blog-card .bc-excerpt{font-size:13px;color:var(--texto-mid);line-height:1.7;margin-bottom:14px}

/* ── ARTICLE (blog post) ──────────── */
.article-header{
  border-bottom:2px solid var(--verde);
  padding-bottom:24px;margin-bottom:32px;
}
.article-header h1{
  font-family:var(--font-d);
  font-size:clamp(1.5rem,3vw,2rem);
  color:var(--verde-dark);
  line-height:1.25;margin-bottom:16px;
}
.article-meta{
  display:flex;gap:20px;flex-wrap:wrap;
  font-size:12.5px;color:var(--texto-muted);
  font-family:var(--font-m);
}
.article-meta span{display:flex;align-items:center;gap:6px}
.article-body{font-size:15.5px;line-height:1.85;color:var(--texto-mid)}
.article-body h2{
  font-family:var(--font-d);
  font-size:1.25rem;color:var(--verde-dark);
  margin:32px 0 14px;
}
.article-body h3{
  font-family:var(--font-d);
  font-size:1.05rem;color:var(--verde);
  margin:24px 0 10px;
}
.article-body p{margin-bottom:18px}
.article-body blockquote{
  border-left:4px solid var(--verde);
  padding:14px 20px;
  background:var(--verde-light);
  border-radius:0 4px 4px 0;
  font-style:italic;
  color:var(--texto-mid);
  margin:24px 0;
}
.article-body ul{
  list-style:disc;padding-left:24px;
  margin-bottom:18px;
}
.article-body ul li{margin-bottom:8px}
.article-cite{
  font-family:var(--font-m);
  font-size:12px;color:var(--texto-muted);
  background:var(--gris-bg);
  border:1px solid var(--borde);
  padding:12px 16px;border-radius:4px;
  margin-top:40px;
}

/* ── STATS BAR ───────────────────── */
.stats-bar{
  background:var(--verde-dark);
  padding:32px 0;
}
.stats-inner{
  display:flex;gap:0;
  justify-content:space-around;
  flex-wrap:wrap;
}
.stat-item{
  text-align:center;
  padding:8px 24px;
  border-right:1px solid rgba(255,255,255,.15);
}
.stat-item:last-child{border-right:none}
.stat-num{
  font-family:var(--font-m);
  font-size:2rem;font-weight:500;
  color:var(--dorado-mid);
  line-height:1;
}
.stat-label{
  font-size:11.5px;
  color:rgba(255,255,255,.55);
  letter-spacing:.06em;
  text-transform:uppercase;
  margin-top:5px;
}

/* ── FORMULARIO ──────────────────── */
.form-group{margin-bottom:18px}
.form-label{
  display:block;font-size:13px;
  font-weight:500;color:var(--texto-mid);
  margin-bottom:6px;
}
.form-control{
  width:100%;padding:10px 14px;
  border:1px solid var(--borde);
  border-radius:4px;
  font-family:var(--font-b);
  font-size:14px;color:var(--texto);
  background:var(--blanco);
  transition:border-color .15s;
}
.form-control:focus{
  outline:none;
  border-color:var(--verde);
  box-shadow:0 0 0 3px rgba(0,94,48,.08);
}
textarea.form-control{resize:vertical;min-height:120px}
select.form-control{cursor:pointer}

/* ── MAPA CURRICULAR ─────────────── */
.sem-header{
  background:var(--verde-dark);
  color:#fff;padding:10px 14px;
  font-size:11px;font-weight:600;
  letter-spacing:.08em;text-transform:uppercase;
  border-radius:4px 4px 0 0;text-align:center;
}
.materia{
  border-left:3px solid var(--verde);
  background:var(--blanco);
  padding:10px 13px;
  margin-bottom:6px;border-radius:0 4px 4px 0;
  font-size:12.5px;font-weight:500;
  line-height:1.35;color:var(--texto);
  box-shadow:var(--shadow-sm);
  transition:transform .15s;
}
.materia:hover{transform:translateX(2px)}
.materia.m-meto{border-left-color:#2E8B57}
.materia.m-cond{border-left-color:var(--dorado)}
.materia.m-nrps{border-left-color:#2C4270}
.materia.m-opt{border-left-color:#9CA3AF;background:var(--gris-bg);color:var(--texto-muted)}
.materia-cr{font-family:var(--font-m);font-size:9.5px;color:var(--texto-muted);margin-top:3px}

/* ── ALERT/CALLOUT ───────────────── */
.callout{
  border-left:4px solid var(--verde);
  background:var(--verde-light);
  padding:14px 18px;border-radius:0 5px 5px 0;
  font-size:14px;color:var(--texto-mid);
}
.callout.warning{
  border-left-color:var(--dorado);
  background:var(--dorado-light);
}
.callout strong{color:var(--verde-dark);display:block;margin-bottom:4px}
.callout.warning strong{color:#6B5000}

/* ── FOOTER ──────────────────────── */
.site-footer{
  background:var(--verde-dark);
  color:rgba(255,255,255,.6);
  padding:52px 0 24px;
  font-size:13.5px;
}
.footer-grid{
  display:grid;
  grid-template-columns:2fr 1fr 1fr;
  gap:48px;margin-bottom:44px;
}
.footer-brand{
  font-family:var(--font-d);
  font-size:1.05rem;font-weight:700;
  color:#fff;margin-bottom:10px;
}
.footer-brand span{
  display:block;font-size:.75rem;
  font-family:var(--font-b);font-weight:400;
  color:rgba(255,255,255,.5);
  text-transform:uppercase;letter-spacing:.08em;
  margin-bottom:4px;
}
.footer-desc{font-size:13px;color:rgba(255,255,255,.55);line-height:1.7;margin-bottom:18px}
.footer-social a{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(255,255,255,.09);
  border:1px solid rgba(255,255,255,.12);
  padding:6px 14px;border-radius:3px;
  color:rgba(255,255,255,.65);font-size:12px;
  margin-right:6px;transition:all .15s;
}
.footer-social a:hover{background:var(--dorado);color:var(--verde-dark)}
.footer-col h6{
  font-size:11px;font-weight:600;
  letter-spacing:.1em;text-transform:uppercase;
  color:var(--dorado-mid);margin-bottom:14px;
}
.footer-col li{margin-bottom:8px}
.footer-col a{color:rgba(255,255,255,.6)}
.footer-col a:hover{color:var(--dorado-mid)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding-top:20px;
  display:flex;justify-content:space-between;
  align-items:center;
  font-size:11.5px;
  color:rgba(255,255,255,.35);
}

/* ── RESPONSIVE ──────────────────── */
@media(max-width:900px){
  .layout-main{grid-template-columns:1fr}
  .blog-featured{grid-template-columns:1fr}
  .bf-img{min-height:200px}
  .g3{grid-template-columns:repeat(2,1fr)}
  .g4{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;gap:8px;text-align:center}
}
@media(max-width:768px){
  .nav-links{display:none;position:absolute;top:62px;left:0;right:0;
    flex-direction:column;background:var(--blanco);
    border-bottom:1px solid var(--borde);
    box-shadow:var(--shadow-md);z-index:999;height:auto;gap:0}
  .nav-links.open{display:flex}
  .nav-links li{height:auto;width:100%;border-bottom:1px solid var(--borde)}
  .nav-links a{height:auto;padding:13px 20px;border-bottom:none!important;width:100%}
  .nav-links .nav-cta{margin:12px 16px;width:calc(100% - 32px);height:40px;border-radius:3px}
  .site-nav{position:relative}
  .nav-toggle{display:block}
  .stats-inner{gap:20px}
  .stat-item{border-right:none;padding:10px 16px}
  .g2{grid-template-columns:1fr}
  .g3{grid-template-columns:1fr}
}
@media(max-width:480px){
  .g4{grid-template-columns:1fr}
}

/* ── UTILITIES ───────────────────── */
.mt-8{margin-top:8px}.mt-16{margin-top:16px}.mt-24{margin-top:24px}.mt-32{margin-top:32px}.mt-40{margin-top:40px}
.mb-8{margin-bottom:8px}.mb-16{margin-bottom:16px}.mb-24{margin-bottom:24px}.mb-32{margin-bottom:32px}
.gap-12{gap:12px}.gap-16{gap:16px}
.flex{display:flex}.flex-wrap{flex-wrap:wrap}.items-center{align-items:center}
.text-verde{color:var(--verde)}.text-dorado{color:var(--dorado)}.text-muted{color:var(--texto-muted)}
.fw-600{font-weight:600}.italic{font-style:italic}
hr.divider{border:none;border-top:1px solid var(--borde);margin:28px 0}