/* === TEMPLATE === */

/* === GLOBAL RESET / BASE === */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 0;
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  background-color: #ffffff;
  /* Changed to white as per "no gray boxes" usually implies a cleaner look, but user just said "without boxes". Let's stick to f9fafb or white. The user's example has white background. */
  color: #111827;
  /* gray-900 */
  overflow-x: hidden;
}

/* Wrapper to center content */
.page-wrapper {
  min-height: 100vh;
}

/* Utility container mimicking max-w-4xl mx-auto */
.max-w-4xl {
  max-width: 56rem;
  /* ~4xl */
  margin-left: auto;
  margin-right: auto;
}

/* Spacing utilities (Tailwind-like) */
.mt-12 {
  margin-top: 3rem;
}

.mb-10 {
  margin-bottom: 2.5rem;
}

.mb-8 {
  margin-bottom: 2rem;
}

.mb-6 {
  margin-bottom: 1.5rem;
}

.mb-10 {
  margin-bottom: 2.5rem;
}

.mb-2 {
  margin-bottom: 0.5rem;
}

.mb-1 {
  margin-bottom: 0.25rem;
}

.mt-0_5 {
  margin-top: 0.125rem;
}

/* custom helper if needed */

.py-8 {
  padding-top: 2rem;
  padding-bottom: 2rem;
}

.py-12 {
  padding-top: 3rem;
  padding-bottom: 3rem;
}

.p-2 {
  padding: 0.5rem;
}

.p-4 {
  padding: 1rem;
}

.p-6 {
  padding: 1.5rem;
}

.px-2 {
  padding-left: 0.5rem;
  padding-right: 0.5rem;
}

.px-2_5 {
  padding-left: 0.625rem;
  padding-right: 0.625rem;
}

.px-2_5 {
  padding-left: 0.625rem;
  padding-right: 0.625rem;
}

.py-0_5 {
  padding-top: 0.125rem;
  padding-bottom: 0.125rem;
}

/* Basic flex utilities */
.flex {
  display: flex;
}

.inline-flex {
  display: inline-flex;
}

.justify-between {
  justify-content: space-between;
}

.items-center {
  align-items: center;
}

.items-start {
  align-items: flex-start;
}

.flex-wrap {
  flex-wrap: wrap;
}

/* Gap approximation */
.gap-4 {
  gap: 1rem;
}

.gap-2 {
  gap: 0.5rem;
}

.gap-1 {
  gap: 0.25rem;
}

/* Borders / radius / shadows */
.border {
  border-width: 1px;
  border-style: solid;
  border-color: #e5e7eb;
  /* gray-200 */
}

.border-gray-200 {
  border-color: #e5e7eb;
}

.border-yellow-200 {
  border-color: #facc15;
}

.border-blue-200 {
  border-color: #bfdbfe;
}

.border-gray-300 {
  border-color: #d1d5db;
}

.rounded-lg {
  border-radius: 0.75rem;
}

.rounded-md {
  border-radius: 0.375rem;
}

.rounded-full {
  border-radius: 9999px;
}

.shadow-md {
  box-shadow:
    0 4px 6px -1px rgba(0, 0, 0, 0.1),
    0 2px 4px -2px rgba(0, 0, 0, 0.1);
}

/* Background colors */
.bg-gray-50 {
  background-color: #f9fafb;
}

.bg-gray-100 {
  background-color: #f3f4f6;
}

.bg-gray-200 {
  background-color: #e5e7eb;
}

.bg-yellow-100 {
  background-color: #fef9c3;
}

.bg-blue-100 {
  background-color: #dbeafe;
}

.bg-green-100 {
  background-color: #dcfce7;
}

.bg-gray-200 {
  background-color: #e5e7eb;
}

/* Text alignment, fonts, and sizes */
.text-center {
  text-align: center;
}

.text-gray-900 {
  color: #111827;
}

.text-gray-700 {
  color: #374151;
}

.text-gray-600 {
  color: #4b5563;
}

.text-yellow-800 {
  color: #854d0e;
}

.text-blue-800 {
  color: #1d4ed8;
}

.text-green-800 {
  color: #166534;
}

.text-xs {
  font-size: 0.70rem;
  line-height: 1rem;
}

.text-sm {
  font-size: 0.875rem;
  line-height: 1.25rem;
}

.text-md {
  font-size: 0.875rem;
  line-height: 1.25rem;
}

.text-xl {
  font-size: 1.25rem;
  line-height: 1.75rem;
}

.text-2xl {
  font-size: 1.5rem;
  line-height: 2rem;
}

.text-5xl {
  font-size: 3rem;
  line-height: 1;
}

/* Headers */
h1,
h2,
h3 {
  margin: 0;
}

h2.section-title {
  font-size: 1.6rem;
  /* text-2xl */
  font-weight: 700;
  color: #111827;
  border-bottom: 1px solid #e5e7eb;
  padding-bottom: 0.5rem;
  margin-bottom: 1.5rem;
}

h3.paper-title,
h3.course-title,
h3.wip-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: #111827;
  /* #1f4b8e #245a9a (slightly lighter) #324e7b (darkest, and very sleek) rgb(35, 87, 203) (previous slightly too "electric", saturated*/
  /*#111827*/
  margin-bottom: 0.25rem;
}

h3.jmp-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: #1f4b8e;
  /* #1f4b8e #245a9a (slightly lighter) #324e7b (darkest, and very sleek) rgb(35, 87, 203) (previous slightly too "electric", saturated*/
  /*#111827*/
  margin-bottom: 0.5rem;
}


/* Font weights */
.font-bold {
  font-weight: 700;
}

.font-semibold {
  font-weight: 600;
}

/* Leading utilities */
.leading-tight {
  line-height: 1.1;
}

/* Margins */
.mb-4 {
  margin-bottom: 1rem;
}

.mb-10 {
  margin-bottom: 2.5rem;
}

/* Links */
.paper-link {
  text-decoration: none;
}

.link-email {
  color: #1f4b8e !important;
  /* #1f4b8e #245a9a (slightly lighter) #324e7b (darkest, and very sleek) rgb(35, 87, 203) (previous slightly too "electric", saturated*/
  /*#111827*/
  text-decoration: none;
}

.link-email:hover {
  text-decoration: underline !important;
}

.link-coauthor {
  color: #4b5563 !important;
  /* gray-600 (same as surrounding text) */
  text-decoration: none !important;
}

.link-coauthor:hover {
  text-decoration: underline !important;
  color: #4b5563 !important;
  /* remain gray when hovered */
}

/* Main layout */
main {
  padding-left: 1rem;
  padding-right: 1rem;
}


/* Base section style */
/* Full-width section bands */
.section {
  position: relative;
  left: 50%;
  right: 50%;
  margin-left: -50vw;
  margin-right: -50vw;
  width: 100vw;
  /* 100vw: span the whole viewport. Other option: 100% but beware of left alignment */
  padding: 2.5rem 0;
  /* vertical padding only */
}

/* Centered content inside each band */
.section-inner {
  max-width: 56rem;
  /* same as .max-w-4xl */
  margin: 0 auto;
  padding: 0 1rem;
  /* side padding so cards don’t touch edges */
}

/* Alternating backgrounds for full-width bands - REMOVED for v2 to keep it clean */
.section:nth-of-type(odd) {
  background: #ffffff;
}

.section:nth-of-type(even) {
  background: #ffffff;
}



/* Hero section title */
.hero-title {
  text-align: center;
  margin-top: 3rem;
  margin-bottom: 1.5rem;
  font-size: 4rem;
  /* equivalent to text-5xl */
  font-weight: 800;
  color: #111827;
  /* text-gray-900 */
  line-height: 1.1;
}


/* Hero navigation */
.hero-mini-nav {
  display: flex;
  justify-content: center;
  gap: 3rem;
  margin-top: -0.5rem;
  /* tight spacing under name */
  margin-bottom: 1.25rem;
}

.hero-mini-link {
  font-size: 1rem;
  font-weight: 500;
  color: #1f4b8e;
  /* muted gray, like Ruben Durante's */
  text-decoration: none;
  letter-spacing: 0.5px;
  transition: color 0.2s ease;
}

.hero-mini-link:hover {
  color: #1f4b8e;
  /* your warm blue */
}

/* ============ HERO CONTACT + REFERENCES ============ */

.hero-contact {
  font-size: 1.05rem;
  margin-top: 0.75rem;
  color: #333;
}

.hero-references {
  font-size: 0.95rem;
  color: #4b5563;
  /* muted gray */
  margin-top: 0.25rem;
}

.hero-references a {
  color: #4b5563 !important;
  text-decoration: none;
}

.hero-references a:hover {
  text-decoration: underline;
}


/* Cards (papers, teaching, work in progress) - REMOVED BOX STYLING */
.card {
  /* background-color: #f9fafb; */
  /* border: 1px solid #e5e7eb; */
  /* border-radius: 0.75rem; */
  /* box-shadow: ... */
  /* padding: 1.5rem; */
  margin-bottom: 2.5rem;
  /* mb-10 or mb-8 */
  padding-bottom: 1rem;
  /* Add some spacing between items */
  margin-left: 1.5rem;
  /* Indentation under section titles */
}

/* Teaching & course cards spacing */
.card-teaching {
  margin-bottom: 2rem;
  /* mb-8 */
}

/* Collapsible sections (details/summary) - REMOVED for v2 as we use custom JS */
/*
details {
  border-radius: 0.5rem;
}

summary {
  list-style: none;
  cursor: pointer;
  outline: none;
  padding: 0;
}

summary::-webkit-details-marker {
  display: none;
}
*/

/* Small pills / badges */
.badge {
  display: inline-flex;
  align-items: center;
  border-radius: 9999px;
  /* rounded-full */
  font-size: 0.75rem;
  /* text-xs */
  font-weight: 600;
  padding: 0.125rem 0.625rem;
  /* py-0.5 px-2.5 */
  border-width: 1px;
  border-style: solid;
}

/* Specific badge color helpers */
.badge-yellow {
  background-color: #fef9c3;
  /* bg-yellow-100 */
  color: #854d0e;
  /* text-yellow-800 */
  border-color: #facc15;
  /* border-yellow-200 */
}

.badge-blue {
  background-color: #dbeafe;
  /* bg-blue-100 */
  color: #1d4ed8;
  /* text-blue-800 */
  border-color: #bfdbfe;
  /* border-blue-200 */
}

.badge-green {
  background-color: #dcfce7;
  /* bg-green-100 */
  color: #166534;
  /* text-green-800 */
  border-color: #bbf7d0;
  /* approx border-green-200 */
}

.badge-gray {
  background-color: #e5e7eb;
  /* bg-gray-200 */
  color: #374151;
  /* text-gray-700 */
  border-color: #d1d5db;
  /* border-gray-300 */
}


.badge-jmp {
  display: inline-flex;
  align-items: center;
  padding: 0.20rem 0.70rem;
  /* slightly more comfortable */
  font-size: 0.80rem;
  /* slightly larger text */
  font-weight: 600;
  border-radius: 9999px;
  background-color: #e8effa;
  color: #1f4b8e;
  border: 1.5px solid #1f4b8e;
  margin-left: 0.5rem;

  /* --- Baseline Alignment Fix --- */
  vertical-align: middle;
  /* aligns with title text baseline */
  line-height: 1;
  /* reduces extra internal space */
  margin-top: -1px;
  /* micro-adjust for pixel-perfect alignment */
}




/* Icon sizes (PDF icon) */
.icon-4 {
  width: 0.9rem;
  height: 0.9rem;
}

/* Presentations box */
.presentations-box {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid #d1d5db;
  /* gray-300 */
}

/* Presentation small pills */
.presentation-pill {
  background: #f7f7f7;
  border: none;
  font-size: 0.65rem;
  padding: 1px 6px;
}


/* Tooltip container */
.tooltip {
  position: relative;
  cursor: help;
}

/* Tooltip hover box */
.tooltip::after {
  content: attr(data-tip);
  position: absolute;
  left: 50%;
  top: -8px;
  transform: translate(-50%, -100%);

  background: #111827;
  /* gray-900 */
  color: white;
  font-size: 0.70rem;
  padding: 4px 8px;

  border-radius: 4px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;

  transition: opacity 0.15s ease-in-out;

  z-index: 50;
}

/* Small arrow */
.tooltip::before {
  content: "";
  position: absolute;
  left: 50%;
  top: -8px;
  transform: translate(-50%, -2px);

  border: 5px solid transparent;
  border-top-color: #111827;
  /* arrow color */

  opacity: 0;
  transition: opacity 0.15s ease-in-out;
}

/* On hover — show tooltip */
.tooltip:hover::after,
.tooltip:hover::before {
  opacity: 1;
}



/* ============================
   MINIMAL MISTAKES STYLE SPLASH
   ============================ */

/* container */
.splash-intro {
  background: #ffffff;
  padding: 2rem 1rem;
}


/* feature row: side-by-side image + text */
.feature__wrapper {
  display: flex;
  align-items: center;
  gap: 3.5rem;
  max-width: 75rem;
  /* wider intro */
  margin: 0 auto;
}

/* left image container */
.feature__item--image {
  flex: 0 0 auto;
  /* let image size control width */
}

/* IMAGE SETTINGS */
.feature__image {
  width: clamp(280px, 40vw, 500px);
  /* Increased size */
  height: auto;
  object-fit: cover;
  border-radius: 6px;
  display: block;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
}

/* right text */
.feature__item--text {
  flex: 1;
}

/* typography matching MM splash */
.page__title {
  margin-top: 0;
  margin-bottom: 0.75rem;
  font-size: 1.5rem;
  font-weight: 600;
  color: #111;
}

.page__lead {
  font-size: 1.2rem;
  /* lead paragraph scaling */
  line-height: 1.6;
  font-weight: 400;
  margin-bottom: 1rem;
  color: #333;
}

/* normal paragraph spacing */
.splash-intro p {
  margin-bottom: 0.75rem;
  font-size: 1rem;
  color: #444;
}

/* links */


/* Prevent hero section from underlining buttons */
.splash-intro a.btn-cv:hover,
.splash-intro a.btn-pdf:hover {
  text-decoration: none !important;
}

/* CV button styled like MM small button */

/* Base button style (CV, JMP, PDF, VoxEU, etc.) */
.btn-cv,
.btn-pdf {
  display: inline-block;
  padding: 0.35rem 0.85rem;
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: 6px;
  border: 1px solid #1f4b8e;
  background: #ffffff;
  color: #1f4b8e;
  text-decoration: none;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

/* Hover effect: blue background, white text */
.btn-cv:hover,
.btn-pdf:hover {
  background: #1f4b8e;
  color: #ffffff;
  text-decoration: none;
}


/*Underline "Short Abstract"*/
.short-abstract-label {
  text-decoration: underline;
  font-style: normal;
}



/* DESKTOP tweaks */
@media (min-width: 769px) {
  .splash-intro {
    padding-right: 6rem;
    /* extra space on the right */
    padding-left: 2rem;
    /* extra space on the right */
  }
}

/* ====== MOBILE styles ====== */

/* MOBILE: vertical layout */
@media (max-width: 768px) {

  /* Add breathing room */
  .splash-intro {
    padding-left: 1.25rem;
    padding-right: 1.25rem;
  }

    /* 🔽 Insert the fix here */
  .hero-mini-nav {
    padding-left: 1.75rem;
    padding-right: 1.75rem;
  }
  
  /* Stack elements, reduce spacing */
  .feature__wrapper {
    flex-direction: column;
    text-align: left;
    gap: 1.25rem;
    /* smaller spacing between image and text */
    width: 100%;
  }

  /* CENTER THE IMAGE */
  .feature__item--image {
    flex: none;
    width: 100%;
    display: flex;
    justify-content: center;
    /* centers the image */
  }

  .feature__image {
    width: auto;
    max-width: 100%;
    height: auto;
    border-radius: 6px;
    margin-bottom: 0.5rem;
    /* slightly reduced */
  }

  .feature__item--text {
    width: 100%;
    text-align: left;
    /* keep text left-aligned */
    max-width: 36rem;
  }

  /* Smaller text on mobile */
  .hero-title {
    font-size: 2.5rem;
    /* smaller hero title on mobile */
  }

  .hero-mini-nav {
    gap: 1.75rem;
    margin-bottom: 1.5rem;
    margin-top: 0.5rem;
  }

  .hero-mini-link {
    font-size: 0.95rem;
  }


  .page__title {
    font-size: 1.6rem;
  }

  .page__lead {
    font-size: 1.05rem;
  }

  .splash-intro p {
    font-size: 0.90rem;
  }
}

/* ============================
   NEW STYLES FOR V2 DROPDOWNS
   ============================ */



.paper-details {
  margin-top: 0.2rem;
  margin-bottom: 0.0rem;
  font-size: 0.95rem;
  color: #374151;
  /* gray-700 */
  line-height: 1.5;
}

.paper-details a.btn {
  margin-top: 0.25rem;
  /* adjust value to taste */
  display: inline-block;
  /* needed for margin-top to take effect */
}

.abstract {
  /* Animation initial state */
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  margin-top: 0;
  margin-bottom: 0;
  padding-top: 0;
  padding-bottom: 0;
  padding-left: 1rem;
  /* Keep left padding for border offset */

  font-size: 0.9rem;
  line-height: 1.6;
  color: #374151;
  border-left: 3px solid #90aadc;
  /* Blue left border */

  transition: all 0.3s ease-in-out;
}

.abstract.open {
  opacity: 1;
  margin-top: 0rem;
  /* Reduced top margin further */
  margin-bottom: 1rem;
  padding-top: 0rem;
  padding-bottom: 0.5rem;
}

.btn {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 4px;
  border: 1px solid #1f4b8e;
  /* Blue border */
  background: #fff;
  color: #1f4b8e;
  /* Blue text */
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s;
  margin-right: 0.5rem;
}

.btn:hover {
  background: #1f4b8e;
  /* Blue background on hover */
  color: #fff;
  /* White text on hover */
  border-color: #1f4b8e;
}

.btn.toggle-abstract,
.btn.toggle-coverage {
  /* Specific styles if needed, but base .btn is fine */
}

.separator {
  font-size: 0.75em;
  vertical-align: 1px;
  margin: 0 0.2rem;
  color: #9ca3af;
}

.page__lead a {
  color: #1f4b8e;
  /* your warm blue */
  text-decoration: none;
  /* optional: remove underline */
  font-weight: 400;
  /* optional: slight emphasis */
}

.page__lead a:hover {
  text-decoration: underline;
  color: #1f4b8e;
  /* keep the same blue on hover */
}

.paper-details .paper-source {
  color: #6b7280;
  /* gray-500 */
  font-style: italic;
  font-size: 0.9rem;
}


.site-footer {
  text-align: center;
  padding: 2rem 1rem;
  margin-top: 3rem;
  color: #6b7280;
  /* gray-500 */
  font-size: 0.9rem;
  border-top: 1px solid #e5e7eb;
  /* light gray line */
}

.site-footer a {
  color: #1f4b8e;
  /* your blue */
  text-decoration: none;
}

.site-footer a:hover {
  text-decoration: underline;

}