@charset "UTF-8";
/* ===== Pfau Lab — DARK ROYAL NAVBAR ===== */
/* ---------- Fonts ---------- */
@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap");
/* ---------- Tokens ---------- */
:root {
  --em-accent: #2563eb; /* primary blue */
  --em-accent-2:#0ea5e9; /* cyan */
  --em-text: #111827; /* near-black */
  --em-muted: #6b7280; /* gray-500 */
  --em-soft: #e5e7eb; /* gray-200 */
  --em-bg: #ffffff; /* white */
  --em-nav-bg: #0b1a66; /* dark royal blue */
  --em-nav-hover:#1e40af; /* slightly lighter hover tone */
}

/* ---------- Base ---------- */
html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--em-text);
  background: var(--em-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--em-accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* ---------- Headings ---------- */
h1, h2, h3, h4 {
  letter-spacing: -0.02em;
  font-weight: 800;
}

h1 {
  font-size: clamp(2.2rem, 4vw + 1rem, 3.5rem);
}

h2 {
  font-size: clamp(1.6rem, 2vw + 0.8rem, 2.1rem);
}

/* ---------- Section spacing ---------- */
section, .content {
  --sp: 3.5rem;
  scroll-margin-top: 6rem;
}

.content > h2, .content > h3 {
  margin-top: var(--sp);
}

/* =================================================================
   DARK ROYAL NAVBAR (solid, sticky, active underline)
   ================================================================= */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1030;
  background: var(--em-nav-bg) !important; /* solid royal blue */
  border-bottom: none;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.navbar-brand {
  font-weight: 800;
  color: #ffffff !important;
  letter-spacing: -0.01em;
}

.navbar .navbar-nav .nav-link {
  color: #f9fafb;
  padding: 0.75rem 1rem;
  font-weight: 600;
  position: relative;
  transition: color 0.15s ease;
}

/* underline on hover/active (cyan accent) */
.navbar .navbar-nav .nav-link::after {
  content: "";
  position: absolute;
  left: 1rem;
  right: 1rem;
  bottom: 0.4rem;
  height: 2px;
  background: var(--em-accent-2);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.18s ease;
}

.navbar .navbar-nav .nav-link:hover,
.navbar .navbar-nav .nav-link:focus {
  color: var(--em-accent-2);
}

.navbar .navbar-nav .nav-link:hover::after {
  transform: scaleX(1);
}

.navbar .navbar-nav .nav-link.active {
  color: var(--em-accent-2) !important;
}

.navbar .navbar-nav .nav-link.active::after {
  transform: scaleX(1);
}

/* toggler (mobile) */
.navbar-toggler {
  border: none;
  box-shadow: none !important;
}

.navbar-toggler-icon {
  filter: invert(100%); /* white icon */
}

/* dropdown menu look */
.dropdown-menu {
  border-radius: 0.75rem;
  border: 1px solid #e5e7eb;
  box-shadow: 0 12px 28px rgba(2, 6, 23, 0.08);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: clamp(2rem, 6vw, 5rem) 2rem;
  border-radius: 1.25rem;
  color: #0b1220;
  background: radial-gradient(1200px 600px at 80% -10%, rgba(37, 99, 235, 0.12), transparent 50%), radial-gradient(800px 400px at -10% 20%, rgba(14, 165, 233, 0.12), transparent 50%), #ffffff;
  box-shadow: 0 12px 30px rgba(17, 24, 39, 0.07);
}

.hero h1 {
  margin-bottom: 0.6rem;
}

.hero p {
  max-width: 900px;
  margin: 0.25rem auto 0 auto;
  font-size: 1.125rem;
  color: #1f2937;
}

/* ---------- Buttons ---------- */
.btn, .btn-primary {
  border-radius: 9999px;
  padding: 0.6rem 1.1rem;
  font-weight: 600;
  box-shadow: 0 8px 20px rgba(37, 99, 235, 0.18);
  border: none;
}

.btn-primary {
  background: linear-gradient(90deg, var(--em-accent), var(--em-accent-2));
}

.btn-primary:hover {
  filter: brightness(1.03);
  transform: translateY(-1px);
}

/* ---------- Cards / listings ---------- */
.quarto-grid .card, .card {
  border: 1px solid var(--em-soft);
  border-radius: 1rem;
  box-shadow: 0 8px 20px rgba(17, 24, 39, 0.06);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.quarto-grid .card:hover, .card:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(17, 24, 39, 0.1);
  border-color: #d1d5db;
}

/* listing images */
.listing-image img {
  border-top-left-radius: 1rem;
  border-top-right-radius: 1rem;
  width: 100%;
  height: 190px;
  object-fit: cover;
}

/* round team portraits (if square source) */
.card-img {
  border-radius: 9999px !important;
  width: 140px !important;
  height: 140px !important;
  margin: 0.75rem auto 0 auto;
  display: block;
}

/* card text */
.card-title {
  font-weight: 700;
}

.card-text {
  color: var(--em-muted);
}

/* ---------- Callouts ---------- */
.callout {
  border-radius: 0.9rem;
  border: 1px solid #e6eefc;
  box-shadow: 0 6px 18px rgba(37, 99, 235, 0.06);
}

.callout-note {
  background: linear-gradient(180deg, #f8fbff, #ffffff);
  border-left: 4px solid var(--em-accent);
}

.callout-title-container .callout-title {
  font-weight: 700;
}

/* ---------- Footer ---------- */
.nav-footer, footer, .footer {
  border-top: 1px solid #f3f4f6;
  color: var(--em-muted);
  height: 80px;
}

.nav-footer img {
  height: 40px; /* uniform height for both logos */
  width: auto; /* keep original proportions */
  display: inline-block;
  vertical-align: middle;
  filter: grayscale(100%);
}

.nav-footer img:hover {
  filter: none;
}

/* Responsive tweaks for smaller screens */
@media (max-width: 600px) {
  .nav-footer {
    text-align: center;
  }
  .nav-footer-left,
  .nav-footer-center,
  .nav-footer-right {
    display: block;
    margin-bottom: 0.5rem;
  }
}
/* ---------- Extras ---------- */
hr {
  border-color: #eef2f7;
}

blockquote {
  border-left: 3px solid var(--em-accent);
  background: #f8fbff;
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
}