:root {
  color-scheme: dark;
  --page: #1d2024;
  --page-2: #16181c;
  --ink: #f2efe7;
  --muted: rgba(242, 239, 231, 0.66);
  --line: rgba(242, 239, 231, 0.28);
  --accent: #e29b2e;
  --paper: #f2efe7;
  --paper-ink: #16181d;
  --frame: min(1510px, calc(100% - 72px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--page);
  font-family: "General Sans", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  left: 20px;
  top: 14px;
  z-index: 100;
  padding: 10px 14px;
  color: var(--page);
  background: var(--accent);
  transform: translateY(-180%);
}

.skip-link:focus {
  transform: none;
}

.frame {
  width: var(--frame);
  margin-inline: auto;
}

.review-header {
  border-bottom: 1px solid var(--line);
}

.header-inner {
  min-height: 92px;
  display: grid;
  grid-template-columns: 190px 1fr auto;
  align-items: center;
  gap: 30px;
}

.dirango-mark {
  display: block;
  width: 128px;
  color: var(--ink);
  line-height: 0;
  text-decoration: none;
}

.dirango-mark svg {
  display: block;
  width: 100%;
  height: auto;
}

.header-inner > p {
  margin: 0;
  color: var(--muted);
  font-size: 0.76rem;
}

.review-meta {
  text-align: right;
}

.review-meta span,
.review-meta strong {
  display: block;
}

.review-meta span {
  color: var(--muted);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.review-meta strong {
  margin-top: 3px;
  font-size: 0.76rem;
  font-weight: 500;
}

.project-context {
  border-bottom: 1px solid var(--line);
}

.project-context-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.84fr) minmax(0, 1.16fr);
  gap: clamp(44px, 7vw, 132px);
  padding-block: 42px;
}

.project-brief h2 {
  max-width: 14ch;
  margin: 0 0 15px;
  color: var(--ink);
  font-size: clamp(1.7rem, 2.8vw, 2.7rem);
  line-height: 1.02;
}

.project-brief > p:not(.project-source) {
  max-width: 56ch;
  margin: 0;
  color: #d2d1cb;
  font-size: 0.92rem;
}

.project-source {
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 0.75rem;
}

.project-source a {
  margin-left: 5px;
  color: var(--ink);
  font-weight: 600;
  text-decoration-color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

.project-source a:hover {
  color: var(--accent);
}

.research-summary {
  align-self: end;
}

.research-summary .kicker {
  margin-bottom: 16px;
}

.research-summary ol {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  list-style: none;
}

.research-summary li {
  min-height: 132px;
  padding: 18px 20px 14px 0;
  border-right: 1px solid var(--line);
}

.research-summary li + li {
  padding-left: 20px;
}

.research-summary li:last-child {
  border-right: 0;
}

.research-summary span {
  color: var(--accent);
  font-size: 0.64rem;
  font-weight: 600;
}

.research-summary li p {
  margin: 34px 0 0;
  color: #d2d1cb;
  font-size: 0.78rem;
  line-height: 1.45;
}

.review-hero {
  padding: 88px 0 0;
}

.hero-layout {
  min-height: 440px;
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  align-items: start;
  gap: 100px;
}

.kicker,
.concept-label {
  margin: 0 0 18px;
  color: var(--accent);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin-top: 0;
  font-family: "Clash Display", "Helvetica Neue", Arial, sans-serif;
  font-weight: 500;
  line-height: 0.96;
  letter-spacing: -0.045em;
  text-wrap: balance;
}

h1 {
  max-width: 980px;
  margin-bottom: 0;
  font-size: clamp(4rem, 8.2vw, 8.6rem);
}

.hero-note {
  max-width: 460px;
  padding-top: 68px;
}

.hero-note p {
  margin: 0 0 18px;
  color: #d2d1cb;
  font-size: 1rem;
}

.hero-note p:last-child {
  color: var(--muted);
  font-size: 0.78rem;
}

.concept-nav {
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(5, 1fr);
}

.concept-nav a {
  min-height: 68px;
  padding: 0 22px;
  border-right: 1px solid var(--line);
  display: flex;
  align-items: center;
  color: #cbc9c3;
  font-size: 0.72rem;
  text-decoration: none;
}

.concept-nav a:first-child {
  border-left: 1px solid var(--line);
}

.concept-nav a:hover {
  color: var(--page);
  background: var(--accent);
}

.strategy-strip {
  color: var(--paper-ink);
  background: var(--accent);
}

.strategy-strip .frame {
  min-height: 106px;
  display: grid;
  grid-template-columns: 200px 1fr;
  align-items: center;
  gap: 30px;
}

.strategy-strip p {
  margin: 0;
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.strategy-strip div div {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.strategy-strip span {
  padding-left: 14px;
  border-left: 1px solid rgba(29, 32, 36, 0.3);
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1.35;
}

.concept-list {
  background: var(--paper);
}

.concept-row {
  min-height: 940px;
  padding-block: 120px;
  border-bottom: 1px solid rgba(36, 40, 45, 0.2);
  display: grid;
  grid-template-columns: minmax(300px, 0.58fr) minmax(0, 1.42fr);
  align-items: center;
  gap: clamp(60px, 7vw, 130px);
  color: var(--paper-ink);
}

.concept-row-reverse {
  grid-template-columns: minmax(0, 1.42fr) minmax(300px, 0.58fr);
}

.concept-row-reverse .concept-copy {
  grid-column: 2;
}

.concept-row-reverse .preview-link {
  grid-column: 1;
  grid-row: 1;
}

.concept-copy {
  max-width: 410px;
}

.concept-number {
  width: 48px;
  height: 48px;
  margin-bottom: 64px;
  border: 1px solid rgba(36, 40, 45, 0.38);
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-family: "Clash Display", sans-serif;
  font-size: 0.78rem;
}

.concept-label {
  margin-bottom: 12px;
  color: #62676d;
}

.concept-copy h2 {
  margin-bottom: 24px;
  color: var(--paper-ink);
  font-size: clamp(3rem, 4.8vw, 5.3rem);
}

.concept-thesis {
  margin: 0;
  color: #4d535a;
  font-size: 1rem;
}

.concept-copy ul {
  margin: 34px 0 40px;
  padding: 0;
  list-style: none;
}

.concept-copy li {
  padding: 10px 0;
  border-bottom: 1px solid rgba(36, 40, 45, 0.18);
  color: #555b62;
  font-size: 0.75rem;
}

.concept-copy li:first-child {
  border-top: 1px solid rgba(36, 40, 45, 0.18);
}

.concept-link {
  width: fit-content;
  min-height: 48px;
  padding: 0 18px;
  display: inline-flex;
  align-items: center;
  gap: 22px;
  color: var(--paper);
  background: var(--paper-ink);
  font-size: 0.76rem;
  font-weight: 600;
  text-decoration: none;
}

.concept-link:hover {
  color: var(--page);
  background: var(--accent);
}

.preview-link {
  min-width: 0;
  display: block;
  text-decoration: none;
}

.browser-preview {
  border: 1px solid rgba(36, 40, 45, 0.26);
  border-radius: 6px;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 32px 70px rgba(24, 28, 33, 0.16);
  transform: translateZ(0);
}

.browser-preview:hover {
  box-shadow: 0 38px 90px rgba(24, 28, 33, 0.23);
}

.browser-bar {
  height: 34px;
  padding: 0 13px;
  display: flex;
  align-items: center;
  gap: 6px;
  color: #7b8086;
  background: #f5f5f3;
}

.browser-bar i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #b9bdc2;
}

.browser-bar span {
  margin-left: 10px;
  font-size: 0.55rem;
}

.preview-stage {
  position: relative;
  height: 540px;
  overflow: hidden;
  background: #fff;
}

.preview-stage iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 1440px;
  height: 940px;
  border: 0;
  pointer-events: none;
  transform: scale(var(--preview-scale, 0.5));
  transform-origin: top left;
}

.compare-section {
  padding: 140px 0 150px;
  background: var(--page);
}

.compare-heading {
  max-width: 780px;
}

.compare-heading h2,
.next-step h2 {
  margin-bottom: 28px;
  font-size: clamp(3.4rem, 6.5vw, 7rem);
}

.compare-heading > p:last-child {
  max-width: 600px;
  color: var(--muted);
}

.criteria-grid {
  margin-top: 100px;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.criteria-grid article {
  min-height: 270px;
  padding: 28px 28px 20px 0;
  border-right: 1px solid var(--line);
}

.criteria-grid article + article {
  padding-left: 28px;
}

.criteria-grid article:last-child {
  border-right: 0;
}

.criteria-grid span {
  color: var(--accent);
  font-size: 0.64rem;
  font-weight: 600;
}

.criteria-grid h3 {
  margin: 86px 0 12px;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
}

.criteria-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 0.76rem;
}

.next-step {
  padding: 130px 0;
  color: var(--page);
  background: var(--accent);
}

.next-step-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  align-items: end;
  gap: 100px;
}

.next-step .kicker {
  color: var(--page);
}

.next-step h2 {
  margin-bottom: 0;
  color: var(--page);
}

.next-step-grid > div:last-child {
  padding-bottom: 12px;
}

.next-step-grid p {
  margin: 0 0 26px;
  font-size: 0.9rem;
}

.next-step-grid a {
  font-size: 0.82rem;
  font-weight: 700;
  text-decoration: none;
}

.next-step-grid a:hover {
  text-decoration: underline;
}

.review-footer {
  padding: 60px 0;
  border-top: 1px solid var(--line);
}

.review-footer .frame {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 42px;
}

.review-footer p {
  margin: 0;
  color: var(--muted);
  font-size: 0.67rem;
}

@media (max-width: 1100px) {
  :root {
    --frame: min(100% - 48px, 1020px);
  }

  .hero-layout {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .hero-note {
    padding-top: 0;
  }

  .project-context-grid {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .strategy-strip .frame {
    grid-template-columns: 150px 1fr;
  }

  .strategy-strip div div {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px 24px;
  }

  .concept-row,
  .concept-row-reverse {
    min-height: 0;
    grid-template-columns: 0.65fr 1.35fr;
    gap: 54px;
  }

  .concept-row-reverse .concept-copy {
    grid-column: 1;
  }

  .concept-row-reverse .preview-link {
    grid-column: 2;
  }

  .concept-number {
    margin-bottom: 44px;
  }

  .preview-stage {
    height: 430px;
  }

  .criteria-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .criteria-grid article:nth-child(2) {
    border-right: 0;
  }

  .criteria-grid article:nth-child(n + 3) {
    border-top: 1px solid var(--line);
  }
}

@media (max-width: 760px) {
  :root {
    --frame: calc(100% - 34px);
  }

  .header-inner {
    min-height: 82px;
    grid-template-columns: 1fr auto;
  }

  .header-inner > p {
    display: none;
  }

  .review-hero {
    padding-top: 76px;
  }

  .project-context-grid {
    padding-block: 32px;
  }

  .research-summary ol {
    grid-template-columns: 1fr;
  }

  .research-summary li,
  .research-summary li + li {
    min-height: 0;
    padding: 16px 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
    display: grid;
    grid-template-columns: 46px 1fr;
    gap: 12px;
  }

  .research-summary li p {
    margin: 0;
  }

  .hero-layout {
    min-height: 470px;
  }

  h1 {
    font-size: clamp(3.7rem, 17vw, 6rem);
  }

  .concept-nav {
    grid-template-columns: 1fr;
  }

  .concept-nav a,
  .concept-nav a:first-child {
    min-height: 52px;
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    border-left: 1px solid var(--line);
  }

  .strategy-strip .frame {
    padding: 26px 0;
    grid-template-columns: 1fr;
  }

  .strategy-strip div div {
    grid-template-columns: 1fr;
  }

  .concept-row,
  .concept-row-reverse {
    padding-block: 80px;
    grid-template-columns: 1fr;
  }

  .concept-row .concept-copy,
  .concept-row-reverse .concept-copy {
    grid-column: 1;
    grid-row: 1;
  }

  .concept-row .preview-link,
  .concept-row-reverse .preview-link {
    grid-column: 1;
    grid-row: 2;
  }

  .concept-copy {
    max-width: 520px;
  }

  .concept-number {
    margin-bottom: 36px;
  }

  .preview-stage {
    height: 380px;
  }

  .compare-section {
    padding: 100px 0;
  }

  .criteria-grid {
    margin-top: 70px;
    grid-template-columns: 1fr;
  }

  .criteria-grid article,
  .criteria-grid article + article {
    min-height: 230px;
    padding: 24px 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .criteria-grid h3 {
    margin-top: 70px;
  }

  .next-step {
    padding: 90px 0;
  }

  .next-step-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .review-footer .frame {
    grid-template-columns: 1fr;
    gap: 18px;
  }
}

@media (max-width: 460px) {
  .review-meta strong {
    max-width: 130px;
  }

  .review-meta span {
    display: none;
  }

  .hero-layout {
    min-height: 430px;
  }

  .hero-note {
    max-width: 340px;
  }

  .preview-stage {
    height: 290px;
  }

  .concept-copy h2 {
    font-size: 3rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}