:root {
  --deep-green: #1F3A2E;
  --white-smoke: #F4F4F2;
  --burnt-orange: #D97B5A;
  --tint-1: #50B17D;
  --tint-2: #408E64;
  --tint-3: #377955;
  --tint-4: #2C5F43;
  --tint-5: #1F412E;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--white-smoke);
  color: var(--deep-green);
  font-family: "Instrument Sans", sans-serif;
  line-height: 1.6;
}

.wrap {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Hero */

.hero {
  padding: 4.5rem 0 4rem;
}

.wordmark {
  font-family: "Instrument Sans", sans-serif;
  font-weight: 600;
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--deep-green);
  margin-bottom: 2.5rem;
}

.hero h1 {
  font-family: "Instrument Serif", serif;
  font-weight: 400;
  font-size: 4rem;
  line-height: 1.1;
  margin: 0 0 1rem;
}

.standfirst {
  font-size: 1.15rem;
  max-width: 40ch;
  margin: 0;
  color: var(--tint-5);
}

/* Report grid */

.reports {
  padding: 0 0 6rem;
}

.report-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem 2rem;
}

@media (min-width: 640px) {
  .report-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .report-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.card {
  display: block;
  text-decoration: none;
  color: inherit;
}

.card__cover {
  aspect-ratio: 4 / 3;
  border-radius: 4px;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  transition: opacity 0.2s ease;
}

.card__cover span {
  font-family: "Instrument Serif", serif;
  font-size: 5rem;
  color: rgba(244, 244, 242, 0.45);
}

.card__cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card:hover .card__cover {
  opacity: 0.88;
}

.card__meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.6rem;
}

.tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--white-smoke);
  background: var(--tint-4);
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
}

.date {
  font-size: 0.85rem;
  color: var(--tint-5);
}

.card__title {
  font-family: "Instrument Serif", serif;
  font-size: 1.5rem;
  font-weight: 400;
  margin: 0 0 0.5rem;
  transition: color 0.2s ease;
}

.card:hover .card__title {
  color: var(--burnt-orange);
}

.card__summary {
  font-size: 0.95rem;
  color: var(--deep-green);
  margin: 0 0 1rem;
}

.card__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--deep-green);
  transition: color 0.2s ease, gap 0.2s ease;
}

.card:hover .card__cta {
  color: var(--burnt-orange);
  gap: 0.6rem;
}

/* Site header (report pages) */

html {
  scroll-behavior: smooth;
}

.site-header {
  background: var(--white-smoke);
  border-bottom: 1px solid rgba(31, 58, 46, 0.12);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 0;
}

.site-header__logo {
  font-family: "Instrument Sans", sans-serif;
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--deep-green);
  text-decoration: none;
}

.site-header__logo:hover {
  color: var(--burnt-orange);
}

.site-header__back {
  font-size: 0.9rem;
  color: var(--deep-green);
  text-decoration: none;
}

.site-header__back:hover {
  color: var(--burnt-orange);
}

/* Report cover / title band */

.report-cover {
  background: var(--deep-green);
  color: var(--white-smoke);
  padding: 4rem 0 3.5rem;
}

.report-cover .card__meta {
  margin-bottom: 1rem;
}

.report-cover .tag {
  background: var(--tint-1);
  color: var(--deep-green);
}

.report-cover .date {
  color: rgba(244, 244, 242, 0.75);
}

.report-cover__title {
  font-family: "Instrument Serif", serif;
  font-weight: 400;
  font-size: 3rem;
  line-height: 1.15;
  margin: 0 0 1rem;
}

.report-cover__standfirst {
  font-size: 1.15rem;
  max-width: 55ch;
  color: rgba(244, 244, 242, 0.88);
  margin: 0;
}

/* Web-report two-column layout */

.report-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  padding: 3rem 0 6rem;
  align-items: start;
}

@media (min-width: 900px) {
  .report-layout {
    grid-template-columns: 220px 1fr;
    gap: 4rem;
  }
}

.chapter-nav {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  overflow-x: auto;
  gap: 1.5rem;
  background: var(--white-smoke);
  padding: 0.9rem 0;
  border-bottom: 1px solid rgba(31, 58, 46, 0.12);
  scrollbar-width: none;
}

.chapter-nav::-webkit-scrollbar {
  display: none;
}

.chapter-nav__link {
  flex: 0 0 auto;
  font-size: 0.9rem;
  color: var(--tint-5);
  text-decoration: none;
  white-space: nowrap;
  padding-bottom: 0.2rem;
  border-bottom: 2px solid transparent;
}

.chapter-nav__link:hover {
  color: var(--burnt-orange);
}

.chapter-nav__link.is-active {
  color: var(--deep-green);
  font-weight: 600;
  border-bottom-color: var(--burnt-orange);
}

@media (min-width: 900px) {
  .chapter-nav {
    top: 2rem;
    flex-direction: column;
    overflow: visible;
    border-bottom: none;
    padding: 0;
    gap: 0.9rem;
    max-height: calc(100vh - 4rem);
    overflow-y: auto;
  }

  .chapter-nav__link {
    border-bottom: none;
    border-left: 2px solid transparent;
    padding: 0.2rem 0 0.2rem 0.9rem;
  }

  .chapter-nav__link.is-active {
    border-left-color: var(--burnt-orange);
    border-bottom: none;
  }
}

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

.report-content section {
  margin-bottom: 3.5rem;
  scroll-margin-top: 4.5rem;
}

.report-content h2 {
  font-family: "Instrument Serif", serif;
  font-weight: 400;
  font-size: 1.9rem;
  margin: 0 0 1.25rem;
}

.report-content p {
  margin: 0 0 1.25rem;
}

.report-content ol,
.report-content ul {
  margin: 0 0 1.25rem;
  padding-left: 1.25rem;
}

.report-content li {
  margin-bottom: 0.5rem;
}

.report-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0 2rem;
  font-size: 0.92rem;
}

.report-content th,
.report-content td {
  text-align: left;
  padding: 0.65rem 0.9rem;
  border-bottom: 1px solid rgba(31, 58, 46, 0.15);
}

.report-content th {
  font-weight: 600;
  color: var(--deep-green);
  border-bottom: 2px solid var(--deep-green);
}

.pull-quote {
  border-left: 3px solid var(--burnt-orange);
  padding: 0.5rem 0 0.5rem 1.5rem;
  margin: 2rem 0;
  font-family: "Instrument Serif", serif;
  font-size: 1.4rem;
  font-style: italic;
  color: var(--tint-5);
}

.pull-quote cite {
  display: block;
  margin-top: 0.75rem;
  font-family: "Instrument Sans", sans-serif;
  font-style: normal;
  font-size: 0.85rem;
  color: var(--tint-4);
}

.references {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 0.9rem;
  color: var(--tint-5);
}

.references li {
  margin-bottom: 0.6rem;
}

/* Access gate: standalone page (direct hit, no cookie) */

.gate-page {
  padding: 4rem 0 6rem;
  display: flex;
  justify-content: center;
}

.gate-panel {
  width: 100%;
  max-width: 420px;
  background: #fff;
  border: 1px solid rgba(31, 58, 46, 0.12);
  border-radius: 8px;
  padding: 2rem;
}

.gate-panel h2 {
  font-family: "Instrument Serif", serif;
  font-weight: 400;
  font-size: 1.6rem;
  margin: 0 0 0.5rem;
}

.gate-panel > p {
  font-size: 0.9rem;
  color: var(--tint-5);
  margin: 0 0 1.5rem;
}

.gate-panel__cover {
  display: block;
  width: 100%;
  max-height: 160px;
  object-fit: cover;
  border-radius: 4px;
  margin-bottom: 1.5rem;
}

/* Access gate: modal (triggered from a card click) */

.gate-dialog {
  width: 100%;
  max-width: 420px;
  border: none;
  border-radius: 8px;
  padding: 2rem;
  background: #fff;
  position: relative;
}

.gate-dialog::backdrop {
  background: rgba(31, 58, 46, 0.55);
}

.gate-dialog h2 {
  font-family: "Instrument Serif", serif;
  font-weight: 400;
  font-size: 1.6rem;
  margin: 0 0 0.5rem;
}

.gate-dialog > p {
  font-size: 0.9rem;
  color: var(--tint-5);
  margin: 0 0 1.5rem;
}

.gate-dialog__close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  font-size: 1.4rem;
  line-height: 1;
  color: var(--tint-5);
  cursor: pointer;
}

.gate-dialog__close:hover {
  color: var(--burnt-orange);
}

/* Gate form, shared by both contexts above */

.gate-form__field {
  margin-bottom: 1rem;
}

.gate-form__field label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--deep-green);
  margin-bottom: 0.35rem;
}

.gate-form__field input {
  width: 100%;
  font-family: "Instrument Sans", sans-serif;
  font-size: 0.95rem;
  padding: 0.6rem 0.75rem;
  border: 1px solid rgba(31, 58, 46, 0.3);
  border-radius: 4px;
  background: var(--white-smoke);
  color: var(--deep-green);
}

.gate-form__field input:focus {
  outline: none;
  border-color: var(--burnt-orange);
}

.gate-form__error {
  color: #b3261e;
  font-size: 0.85rem;
  margin: -0.25rem 0 1rem;
}

.gate-form__submit {
  width: 100%;
  background: var(--burnt-orange);
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.2s ease;
}

.gate-form__submit:hover:not(:disabled) {
  background: var(--tint-5);
}

.gate-form__submit:disabled {
  opacity: 0.7;
  cursor: default;
}