:root {
  --bg: #d8e7eb;
  --surface: rgba(255, 255, 255, 0.6);
  --yellow: #d4d300;
  --text: #142532;
  --muted: #425866;
  --white: #ffffff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Inter", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

.container {
  width: min(1160px, calc(100% - 56px));
  margin: 0 auto;
}

.narrow {
  max-width: 860px;
}

.site-header {
  background: var(--white);
  border-top: 10px solid #333;
}

.nav-wrap {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
}

.brand-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background-image: url("img/profilepic.jpg");
  background:
  radial-gradient(circle at 50% 35%, #f1ccb8 0 22%, transparent 23%),
  radial-gradient(circle at 50% 78%, #0e5469 0 34%, transparent 35%),
  #3f3028;
}

.main-nav {
  display: flex;
  gap: 42px;
  align-items: baseline;  
}

.main-nav a {
  text-decoration: none;
  color: var(--text);
  font-size: 12px;
}

.case-hero {
  padding: 54px 0 24px;
}

.eyebrow,
.section-label {
  margin: 0 0 10px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.case-title,
h2,
h3 {
  font-family: "Libre Baskerville", serif;
  color: var(--text);
}

.case-title {
  margin: 0 0 16px;
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  line-height: 1.12;
  max-width: 850px;
}

.case-subtitle {
  max-width: 700px;
  font-size: 16px;
  color: var(--muted);
  margin: 0;
}

.case-summary {
  background: var(--yellow);
  padding: 30px 0;
}

.summary-table {
  display: grid;
  gap: 0;
  max-width: 850px;
}

.summary-item {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 18px;
  padding: 12px 0;
  border-bottom: 2px solid rgba(0, 0, 0, 0.55);
}

.summary-key {
  font-family: "Libre Baskerville", serif;
  font-size: 12px;
  font-weight: 700;
}

.summary-text {
  font-size: 13px;
}

.case-section {
  padding: 56px 0;
}

.alt-bg {
  background: rgba(255, 255, 255, 0.12);
}

h2 {
  margin: 0 0 16px;
  font-size: clamp(1.8rem, 3vw, 2.3rem);
}

h3 {
  margin: 0 0 8px;
  font-size: 1.6rem;
}

.insight-card h3 {
  font-size: 1rem;
}

p {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 14px;
}

ul {
  font-size: 14px;
  color: var(--muted);
}

.insight-grid,
.artifact-grid,
.metrics-grid {
  display: grid;
  gap: 18px;
  margin-top: 24px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.insight-card,
.metric-card {
  background: var(--surface);
  padding: 20px;
  border-radius: 8px;
}

.process-steps {
  display: grid;
  gap: 20px;
  margin-top: 24px;
}

.process-step {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 18px;
  align-items: start;
  padding: 18px 0;
  border-top: 1px solid rgba(0, 0, 0, 0.15);
}

.process-step:last-child {
  border-bottom: 1px solid rgba(0, 0, 0, 0.15);
}

.step-number {
  font-family: "Libre Baskerville", serif;
  font-size: 1.5rem;
  line-height: 1;
}

/*.artifact-box {
  min-height: 160px;
  border: 2px dashed rgba(0, 0, 0, 0.35);
  border-radius: 8px;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 20px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.16);
}*/

/* Artifact-hover-effect */
.artifact-box {
  position: relative;
  min-height: 260px;
  border: 2px dashed rgba(0, 0, 0, 0.35);
  border-radius: 8px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.16);
  padding: 0;
  cursor: zoom-in;
  appearance: none;
  -webkit-appearance: none;
  width: 100%;
  text-align: left;
}

.artifact-box img {
  width: 100%;
  height: 100%;
  min-height: 260px;
  object-fit: cover;
  display: block;
  transition: transform 0.35s ease;
}

.artifact-box:hover img,
.artifact-box:focus-visible img {
  transform: scale(1.05);
}

.artifact-box:focus-visible {
  outline: 3px solid rgba(20, 37, 50, 0.35);
  outline-offset: 2px;
}

.artifact-caption {
  position: absolute;
  left: 14px;
  bottom: 14px;
  background: rgba(255, 255, 255, 0.88);
  color: var(--text);
  padding: 8px 10px;
  border-radius: 999px;
  font-size: 12px;
  line-height: 1.2;
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  display: none;
  z-index: 9999;
}

.lightbox.is-open {
  display: block;
}

.lightbox-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(10, 16, 24, 0.78);
  backdrop-filter: blur(3px);
}

.lightbox-content {
  position: relative;
  z-index: 2;
  width: min(92vw, 1100px);
  max-height: 88vh;
  margin: 4vh auto;
  padding: 20px 20px 16px;
  background: rgba(255, 255, 255, 0.96);
  border-radius: 14px;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
  overflow: auto;
}

.lightbox-image {
  width: 100%;
  height: auto;
  max-height: 72vh;
  object-fit: contain;
  display: block;
  border-radius: 8px;
}

.lightbox-caption {
  margin: 14px 0 0;
  font-size: 14px;
  color: var(--muted);
}

.lightbox-close {
  position: absolute;
  top: 10px;
  right: 12px;
  width: 42px;
  height: 42px;
  border: 0;
  border-radius: 999px;
  background: rgba(20, 37, 50, 0.08);
  color: var(--text);
  font-size: 28px;
  line-height: 1;
  cursor: pointer;
}

.lightbox-close:hover,
.lightbox-close:focus-visible {
  background: rgba(20, 37, 50, 0.14);
}

body.lightbox-open {
  overflow: hidden;
}

@media (max-width: 640px) {
  .artifact-box {
    min-height: 220px;
  }

  .artifact-box img {
    min-height: 220px;
  }

  .lightbox-content {
    width: min(94vw, 1100px);
    margin: 3vh auto;
    padding: 16px 16px 14px;
  }

  .artifact-caption {
    left: 10px;
    right: 10px;
    bottom: 10px;
    border-radius: 10px;
  }
}
/* -- end artifact -- */

.metric-card strong {
  display: block;
  margin-bottom: 8px;
  font-family: "Libre Baskerville", serif;
  font-weight: 700;
  color: var(--text);
}

/* Dashed design box */
.dashed-box {
  border: 2px dashed rgba(0, 0, 0, 0.45);
  min-height: 58px;
  display: flex;
  align-items: flex-start;
  padding: 10px 12px;
  margin-top: 16px;
}

.dashed-box span {
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.dashed-box img {
  width: 100%;
  height: 100%;
  min-height: 260px;
  object-fit: cover;
}

.btn-container{
  display: flex;
  justify-content: center;
  align-items: center;   
}

.outbound-btn {
    padding: 14px;
    min-width: 220px;
    background: coral;
    border: 0;
    border-radius: 2px;
}

.outbound-btn a {
    color: #fff;
    text-decoration: none;
}

.outbound-btn a:hover {
    font-weight:600;
    text-decoration: underline;
}

/* Responsive */
@media (max-width: 900px) {
  .insight-grid,
  .artifact-grid,
  .metrics-grid {
    grid-template-columns: 1fr;
  }

  .summary-item {
    grid-template-columns: 1fr;
    gap: 8px;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(100% - 28px, 1160px);
  }

  .nav-wrap {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    padding: 14px 0;
  }

  .main-nav {
    gap: 18px;
  }

  .process-step {
    grid-template-columns: 1fr;
    gap: 10px;
  }
}