/* ===== Base & Layout ===== */

*,
*::before,
*::after {
  box-sizing: border-box;
}

:root {
  --color-bg: #f5f5f9;
  --color-surface: #ffffff;
  --color-primary: #1f3c88;
  --color-accent: #f5a623;
  --color-text: #111827;
  --color-muted: #6b7280;
  --color-border: #e5e7eb;

  --radius-lg: 16px;
  --radius-md: 10px;
  --shadow-soft: 0 14px 30px rgba(15, 23, 42, 0.12);
  --transition-fast: 0.18s ease-out;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
}

/* Container */

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ===== Header & Navigation ===== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background-color: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.9);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.logo a {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-decoration: none;
  color: var(--color-primary);
  font-size: 1.05rem;
}

.logo-img {
  height: 28px;
  width: auto;
}

/* Desktop nav */

.main-nav ul {
  list-style: none;
  display: flex;
  gap: 1.75rem;
  margin: 0;
  padding: 0;
}

.main-nav a {
  text-decoration: none;
  color: var(--color-muted);
  font-size: 0.98rem;
  position: relative;
  padding-bottom: 2px;
}

.main-nav a:hover,
.main-nav a:focus {
  color: var(--color-primary);
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width var(--transition-fast);
}

.main-nav a:hover::after,
.main-nav a:focus::after {
  width: 100%;
}

/* Mobile nav toggle */

.nav-toggle {
  display: none;
  border: none;
  background: none;
  font-size: 1.4rem;
  cursor: pointer;
}

/* ===== Hero Banner ===== */

.hero-banner { /* for adding heashot */
  padding: 4.5rem 0 3.75rem;
  color: #ffffff;
  background:
    /*soft chrome-like highlight "circle at right top"*/
    radial-gradient(circle at 90% 0%, rgba(255, 255, 255, 0.18), transparent 55%),
    /* deep black gradient base */
    linear-gradient(135deg, #000000, #111827 55%, #000000);
}

/*.hero-banner {
  padding: 4.5rem 0 3.75rem;
  color: #ffffff;
  background:
    /* soft chrome-like highlight in the top-left */
    radial-gradient(circle at 15% 0%, rgba(255, 255, 255, 0.18), transparent 55%),
    /* deep black gradient base */
    linear-gradient(135deg, #000000, #111827 55%, #000000);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}*/


.hero-content {
  max-width: 700px;
}

.hero-banner h1 {
  font-size: clamp(2.3rem, 4vw, 3rem);
  margin-bottom: 0.75rem;
  color: #ffffff;
}

.hero-banner p {
  font-size: 1.05rem;
  color: #e5e7eb;
  margin-bottom: 1.75rem;
}

.hero-layout {
  display: flex;
  align-items: flex-start;   /* top-align image and text */
  justify-content: space-between;
  gap: 2.5rem;
  flex-wrap: wrap;
}

.hero-image {
  grid-column: 1 / 2;
  justify-self: center; /* centers the headshot in its 30% column */
}

.hero-image img {
  width: 220px;
  height: 220px;
  object-fit: cover;
  border-radius: 24px;
  box-shadow: var(--shadow-soft);
  border: 2px solid rgba(255, 255, 255, 0.25);
}

.hero-text {
  grid-column: 2 / 4; /* spans columns 2 and 3 (the 70%) */
  max-width: 100%;
}


.hero-text h1 {
  font-size: clamp(2.3rem, 4vw, 3rem);
  margin: 0 0 0.75rem;   /* top margin = 0 */
  color: #ffffff;
}

.hero-text p {
  font-size: 1.05rem;
  color: #e5e7eb;
  margin-bottom: 2.75rem;
}


/* Buttons */

.btn-primary,
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0.65rem 1.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background-color var(--transition-fast),
    color var(--transition-fast), box-shadow var(--transition-fast),
    transform var(--transition-fast), border-color var(--transition-fast);
}

.btn-primary {
  background-color: var(--color-primary);
  color: #ffffff;
  box-shadow: var(--shadow-soft);
}

.btn-primary:hover {
  background-color: #172c61;
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-secondary:hover {
  background-color: rgba(31, 60, 136, 0.06);
}

/* ===== Quick Links Banner ===== */

.quick-links-banner {
  background-color: #ffffff;
  border-bottom: 1px solid var(--color-border);
}

.quick-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding: 0.85rem 0;
  justify-content: center;
}

.quick-links a {
  font-size: 0.9rem;
  text-decoration: none;
  color: var(--color-muted);
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  background-color: #f3f4f6;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.quick-links a:hover {
  background-color: var(--color-primary);
  color: #ffffff;
}

/* ===== Sections ===== */

.section {
  padding: 3.25rem 0;
}

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

.section:nth-of-type(odd) {
  background-color: var(--color-bg);
}

.section h2 {
  font-size: 1.7rem;
  margin-top: 0;
  margin-bottom: 0.75rem;
}

.section-intro {
  color: var(--color-muted);
  max-width: 640px;
}

/* ===== Carousel (Media / Blogs) ===== */

.section-media {
  background-color: #ffffff;
}

.carousel {
  margin-top: 1.75rem;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1rem;
  align-items: stretch;
}

.carousel-track {
  position: relative;
  min-height: 240px;
}

.carousel-slide {
  position: absolute;
  inset: 0;
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 1.5rem 1.75rem;
  box-shadow: var(--shadow-soft);
  opacity: 0;
  visibility: hidden;
  transform: translateX(6px);
  transition: opacity var(--transition-fast),
    transform var(--transition-fast), visibility var(--transition-fast);
}

.carousel-slide.is-active {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
}

.carousel .tag {
  display: inline-flex;
  align-items: center;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  margin-bottom: 0.45rem;
  padding: 0.2rem 0.65rem;
  border-radius: 999px;
  background-color: rgba(31, 60, 136, 0.06);
  color: var(--color-primary);
}

.carousel h3 {
  margin: 0.1rem 0 0.45rem;
  font-size: 1.1rem;
}

.carousel .meta {
  font-size: 0.85rem;
  color: var(--color-muted);
  margin-bottom: 0.75rem;
}

.carousel .excerpt {
  font-size: 0.95rem;
  margin-bottom: 0.9rem;
}

.carousel .link-more {
  font-size: 0.9rem;
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 600;
}

.carousel .link-more:hover {
  text-decoration: underline;
}

/* Carousel buttons */

.carousel-btn {
  width: 36px;
  height: 36px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background-color: #ffffff;
  cursor: pointer;
  font-size: 1.2rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  align-self: center;
  transition: background-color var(--transition-fast),
    transform var(--transition-fast), box-shadow var(--transition-fast);
}

.carousel-btn:hover {
  background-color: #f9fafb;
  transform: translateY(-1px);
  box-shadow: var(--shadow-soft);
}

/* ===== Card Grid (Publications) ===== */

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin: 1.75rem 0 1.25rem;
}

.pub-card {
  background-color: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 1.4rem 1.5rem;
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.08);
}

.pub-card h3 {
  margin-top: 0;
  margin-bottom: 0.4rem;
}

.pub-meta {
  font-size: 0.85rem;
  color: var(--color-muted);
  margin-bottom: 0.55rem;
}

.pub-summary {
  font-size: 0.94rem;
  margin-bottom: 0.7rem;
}

/* ===== Publication lists (text style) ===== */

.pub-list {
  list-style: disc;
  padding-left: 1.3rem;
  margin-top: 1rem;
}

.pub-list li + li {
  margin-top: 0.3rem;
}

.pub-list a {
  color: var(--color-primary);
  text-decoration: underline;
}

.pub-list a:hover,
.pub-list a:focus {
  text-decoration: none;
}

.pub-list-source {
  font-style: italic;
  color: var(--color-muted);
}


/* ===== Publication circle tiles ===== */

.pub-circle-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.5rem;
  margin-top: 1.75rem;
}

.pub-circle {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  padding: 1.25rem;
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  color: #ffffff;
}

/* ACRE publications (purple) */
.pub-acre {
  background-color: #582c83; /* ACRE */
}

/* Tax Foundation publications (blue) */
.pub-tax-foundation {
  background-color: #235485; /* Tax Foundation */
}

/* JDJ Insight Partners publications (green) */
.pub-jdj {
  background-color: #168118; /* JDJ Insight Partners */
}

.pub-circle-title {
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: underline;
}

.pub-circle-title:link,
.pub-circle-title:visited {
  color: #ffffff;
}

.pub-circle-title:hover,
.pub-circle-title:focus {
  text-decoration: none;
}

.pub-circle-meta {
  margin-top: 0.6rem;
  font-size: 0.85rem;
}

/* ===== Data Viz Grid ===== */

.viz-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1.25rem;
  margin: 1.75rem 0 1rem;
}

.viz-card {
  background-color: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 1.1rem 1.2rem;
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.08);
}

.viz-thumb {
  border-radius: 12px;
  border: 1px dashed var(--color-border);
  min-height: 130px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.8rem;
  font-size: 0.9rem;
  color: var(--color-muted);
}

/* ===== Contact Call-to-Action ===== */

.section-contact {
  background-color: #ffffff;
  text-align: left;
}

/* ===== Footer ===== */

.site-footer {
  background-color: #0b1020;
  color: #e5e7eb;
  padding: 1.8rem 0;
  margin-top: 1rem;
}

.footer-content {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
  font-size: 0.88rem;
}

.site-footer a {
  color: #c4d0ff;
  text-decoration: none;
}

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

/* ===== 404 Page ===== */

.section-404 {
  background: radial-gradient(circle at right top, rgba(255, 255, 255, 0.18), transparent 55%),
              linear-gradient(135deg, #000000, #111827 55%, #000000);
  color: #ffffff;
}

.error-404 {
  text-align: left;
  max-width: 640px;
  padding: 2.5rem 0;
}

.section-404 h1 {
  margin-top: 0.4rem;
  margin-bottom: 0.75rem;
  color: #ffffff;
}

.section-404 .lead {
  color: #e5e7eb;
  margin-bottom: 1.75rem;
}

.error-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.error-note {
  font-size: 0.95rem;
  color: #e5e7eb;
}

.section-404 a {
  color: #c4d0ff;
}

.section-404 a.btn-primary,
.section-404 a.btn-secondary {
  color: #ffffff;
}

/* ===== Responsive Rules ===== */

@media (max-width: 768px) {
  .hero-layout {
    grid-template-columns: 1fr;
  }

  .hero-image {
    grid-column: 1 / 2;
    justify-self: flex-start; /* or center if you prefer */
  }

  .hero-image img {
    width: 180px;
    height: 180px;
  }

  .hero-text {
    grid-column: 1 / 2;
  }

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

  .main-nav {
    position: absolute;
    inset: 56px 0 auto 0;
    background-color: #ffffff;
    border-bottom: 1px solid var(--color-border);
    display: none;
  }

  .main-nav ul {
    flex-direction: column;
    gap: 0;
  }

  .main-nav li {
    border-top: 1px solid var(--color-border);
  }

  .main-nav a {
    display: block;
    padding: 0.75rem 1.25rem;
  }

  .main-nav.is-open {
    display: block;
  }

  .hero-banner {
    padding: 3.25rem 0 2.75rem;
  }

  .carousel {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
  }

  .carousel-track {
    order: 2;
    min-height: 260px;
  }

  .carousel-btn.prev {
    order: 1;
    justify-self: flex-start;
  }

  .carousel-btn.next {
    order: 3;
    justify-self: flex-end;
  }
}

/* ===== Page hero (generic) ===== */

.page-hero {
  padding: 3.5rem 0 2.5rem;
  background-color: #ffffff;
  border-bottom: 1px solid var(--color-border);
}

.page-hero-about {
  background: linear-gradient(135deg, #ffffff, #f5f5f9);
}

.eyebrow {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-muted);
  margin: 0 0 0.4rem;
}

.page-hero h1 {
  margin: 0 0 0.75rem;
}

.lead {
  max-width: 640px;
  font-size: 1.02rem;
  color: var(--color-muted);
}

/* ===== About page layout ===== */

.about-layout {
  display: grid;
  grid-template-columns: minmax(0, 2.3fr) minmax(0, 1.3fr);
  gap: 2.5rem;
  align-items: flex-start;
}

.about-main h2 {
  font-size: 1.3rem;
  margin-top: 1.8rem;
  margin-bottom: 0.5rem;
}

.about-main h2:first-of-type {
  margin-top: 0;
}

.about-main p {
  margin-top: 0.15rem;
}

.about-aside {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.about-card {
  background-color: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 1.3rem 1.4rem;
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.08);
  font-size: 0.95rem;
}

.about-card h3 {
  margin-top: 0;
  margin-bottom: 0.6rem;
  font-size: 1.02rem;
}

.about-card ul {
  margin: 0;
  padding-left: 1.2rem;
}

.about-card li + li {
  margin-top: 0.35rem;
}


@media (min-width: 1024px) {
  .hero-content {
    padding-right: 5rem;
  }

  .about-layout {
    grid-template-columns: 1fr;
  }

  .about-aside {
    order: -1; /* optional: move the summary cards above the long text on mobile */
  }
}